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3ada94ba BF |
1 | /* |
2 | * The simplest mpeg encoder (well, it was the simplest!) | |
406792e7 | 3 | * Copyright (c) 2000,2001 Fabrice Bellard |
3ada94ba BF |
4 | * Copyright (c) 2002-2004 Michael Niedermayer <michaelni@gmx.at> |
5 | * | |
7b94177e DB |
6 | * 4MV & hq & B-frame encoding stuff by Michael Niedermayer <michaelni@gmx.at> |
7 | * | |
3ada94ba BF |
8 | * This file is part of FFmpeg. |
9 | * | |
10 | * FFmpeg is free software; you can redistribute it and/or | |
11 | * modify it under the terms of the GNU Lesser General Public | |
12 | * License as published by the Free Software Foundation; either | |
13 | * version 2.1 of the License, or (at your option) any later version. | |
14 | * | |
15 | * FFmpeg is distributed in the hope that it will be useful, | |
16 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
17 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
18 | * Lesser General Public License for more details. | |
19 | * | |
20 | * You should have received a copy of the GNU Lesser General Public | |
21 | * License along with FFmpeg; if not, write to the Free Software | |
22 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA | |
3ada94ba BF |
23 | */ |
24 | ||
25 | /** | |
ba87f080 | 26 | * @file |
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27 | * The simplest mpeg encoder (well, it was the simplest!). |
28 | */ | |
29 | ||
94ca624f | 30 | #include "libavutil/intmath.h" |
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31 | #include "avcodec.h" |
32 | #include "dsputil.h" | |
33 | #include "mpegvideo.h" | |
34 | #include "mpegvideo_common.h" | |
c46eeae2 | 35 | #include "h263.h" |
3ada94ba BF |
36 | #include "mjpegenc.h" |
37 | #include "msmpeg4.h" | |
38 | #include "faandct.h" | |
8b22017f | 39 | #include "aandcttab.h" |
eb523769 | 40 | #include "flv.h" |
ca334dd1 | 41 | #include "mpeg4video.h" |
7ffd8332 | 42 | #include "internal.h" |
3ada94ba BF |
43 | #include <limits.h> |
44 | ||
45 | //#undef NDEBUG | |
46 | //#include <assert.h> | |
47 | ||
48 | static int encode_picture(MpegEncContext *s, int picture_number); | |
49 | static int dct_quantize_refine(MpegEncContext *s, DCTELEM *block, int16_t *weight, DCTELEM *orig, int n, int qscale); | |
50 | static int sse_mb(MpegEncContext *s); | |
51 | ||
52 | /* enable all paranoid tests for rounding, overflows, etc... */ | |
53 | //#define PARANOID | |
54 | ||
55 | //#define DEBUG | |
56 | ||
3ada94ba BF |
57 | static uint8_t default_mv_penalty[MAX_FCODE+1][MAX_MV*2+1]; |
58 | static uint8_t default_fcode_tab[MAX_MV*2+1]; | |
59 | ||
69cea75f | 60 | void ff_convert_matrix(DSPContext *dsp, int (*qmat)[64], uint16_t (*qmat16)[2][64], |
3ada94ba BF |
61 | const uint16_t *quant_matrix, int bias, int qmin, int qmax, int intra) |
62 | { | |
63 | int qscale; | |
64 | int shift=0; | |
65 | ||
66 | for(qscale=qmin; qscale<=qmax; qscale++){ | |
67 | int i; | |
68 | if (dsp->fdct == ff_jpeg_fdct_islow | |
69 | #ifdef FAAN_POSTSCALE | |
70 | || dsp->fdct == ff_faandct | |
71 | #endif | |
72 | ) { | |
73 | for(i=0;i<64;i++) { | |
74 | const int j= dsp->idct_permutation[i]; | |
75 | /* 16 <= qscale * quant_matrix[i] <= 7905 */ | |
5bdf124c DB |
76 | /* 19952 <= ff_aanscales[i] * qscale * quant_matrix[i] <= 249205026 */ |
77 | /* (1 << 36) / 19952 >= (1 << 36) / (ff_aanscales[i] * qscale * quant_matrix[i]) >= (1 << 36) / 249205026 */ | |
78 | /* 3444240 >= (1 << 36) / (ff_aanscales[i] * qscale * quant_matrix[i]) >= 275 */ | |
3ada94ba BF |
79 | |
80 | qmat[qscale][i] = (int)((UINT64_C(1) << QMAT_SHIFT) / | |
81 | (qscale * quant_matrix[j])); | |
82 | } | |
83 | } else if (dsp->fdct == fdct_ifast | |
84 | #ifndef FAAN_POSTSCALE | |
85 | || dsp->fdct == ff_faandct | |
86 | #endif | |
87 | ) { | |
88 | for(i=0;i<64;i++) { | |
89 | const int j= dsp->idct_permutation[i]; | |
90 | /* 16 <= qscale * quant_matrix[i] <= 7905 */ | |
5bdf124c DB |
91 | /* 19952 <= ff_aanscales[i] * qscale * quant_matrix[i] <= 249205026 */ |
92 | /* (1 << 36) / 19952 >= (1 << 36) / (ff_aanscales[i] * qscale * quant_matrix[i]) >= (1<<36)/249205026 */ | |
93 | /* 3444240 >= (1 << 36) / (ff_aanscales[i] * qscale * quant_matrix[i]) >= 275 */ | |
3ada94ba BF |
94 | |
95 | qmat[qscale][i] = (int)((UINT64_C(1) << (QMAT_SHIFT + 14)) / | |
5bdf124c | 96 | (ff_aanscales[i] * qscale * quant_matrix[j])); |
3ada94ba BF |
97 | } |
98 | } else { | |
99 | for(i=0;i<64;i++) { | |
100 | const int j= dsp->idct_permutation[i]; | |
101 | /* We can safely suppose that 16 <= quant_matrix[i] <= 255 | |
102 | So 16 <= qscale * quant_matrix[i] <= 7905 | |
103 | so (1<<19) / 16 >= (1<<19) / (qscale * quant_matrix[i]) >= (1<<19) / 7905 | |
104 | so 32768 >= (1<<19) / (qscale * quant_matrix[i]) >= 67 | |
105 | */ | |
106 | qmat[qscale][i] = (int)((UINT64_C(1) << QMAT_SHIFT) / (qscale * quant_matrix[j])); | |
107 | // qmat [qscale][i] = (1 << QMAT_SHIFT_MMX) / (qscale * quant_matrix[i]); | |
108 | qmat16[qscale][0][i] = (1 << QMAT_SHIFT_MMX) / (qscale * quant_matrix[j]); | |
109 | ||
110 | if(qmat16[qscale][0][i]==0 || qmat16[qscale][0][i]==128*256) qmat16[qscale][0][i]=128*256-1; | |
111 | qmat16[qscale][1][i]= ROUNDED_DIV(bias<<(16-QUANT_BIAS_SHIFT), qmat16[qscale][0][i]); | |
112 | } | |
113 | } | |
114 | ||
115 | for(i=intra; i<64; i++){ | |
116 | int64_t max= 8191; | |
117 | if (dsp->fdct == fdct_ifast | |
118 | #ifndef FAAN_POSTSCALE | |
119 | || dsp->fdct == ff_faandct | |
120 | #endif | |
121 | ) { | |
5bdf124c | 122 | max = (8191LL*ff_aanscales[i]) >> 14; |
3ada94ba BF |
123 | } |
124 | while(((max * qmat[qscale][i]) >> shift) > INT_MAX){ | |
125 | shift++; | |
126 | } | |
127 | } | |
128 | } | |
129 | if(shift){ | |
130 | av_log(NULL, AV_LOG_INFO, "Warning, QMAT_SHIFT is larger than %d, overflows possible\n", QMAT_SHIFT - shift); | |
131 | } | |
132 | } | |
133 | ||
134 | static inline void update_qscale(MpegEncContext *s){ | |
135 | s->qscale= (s->lambda*139 + FF_LAMBDA_SCALE*64) >> (FF_LAMBDA_SHIFT + 7); | |
136 | s->qscale= av_clip(s->qscale, s->avctx->qmin, s->avctx->qmax); | |
137 | ||
138 | s->lambda2= (s->lambda*s->lambda + FF_LAMBDA_SCALE/2) >> FF_LAMBDA_SHIFT; | |
139 | } | |
140 | ||
141 | void ff_write_quant_matrix(PutBitContext *pb, uint16_t *matrix){ | |
142 | int i; | |
143 | ||
144 | if(matrix){ | |
145 | put_bits(pb, 1, 1); | |
146 | for(i=0;i<64;i++) { | |
147 | put_bits(pb, 8, matrix[ ff_zigzag_direct[i] ]); | |
148 | } | |
149 | }else | |
150 | put_bits(pb, 1, 0); | |
151 | } | |
152 | ||
9015b095 MN |
153 | /** |
154 | * init s->current_picture.qscale_table from s->lambda_table | |
155 | */ | |
156 | void ff_init_qscale_tab(MpegEncContext *s){ | |
157 | int8_t * const qscale_table= s->current_picture.qscale_table; | |
158 | int i; | |
159 | ||
160 | for(i=0; i<s->mb_num; i++){ | |
161 | unsigned int lam= s->lambda_table[ s->mb_index2xy[i] ]; | |
162 | int qp= (lam*139 + FF_LAMBDA_SCALE*64) >> (FF_LAMBDA_SHIFT + 7); | |
163 | qscale_table[ s->mb_index2xy[i] ]= av_clip(qp, s->avctx->qmin, s->avctx->qmax); | |
164 | } | |
165 | } | |
166 | ||
3ada94ba BF |
167 | static void copy_picture_attributes(MpegEncContext *s, AVFrame *dst, AVFrame *src){ |
168 | int i; | |
169 | ||
170 | dst->pict_type = src->pict_type; | |
171 | dst->quality = src->quality; | |
172 | dst->coded_picture_number = src->coded_picture_number; | |
173 | dst->display_picture_number = src->display_picture_number; | |
174 | // dst->reference = src->reference; | |
175 | dst->pts = src->pts; | |
176 | dst->interlaced_frame = src->interlaced_frame; | |
177 | dst->top_field_first = src->top_field_first; | |
178 | ||
179 | if(s->avctx->me_threshold){ | |
180 | if(!src->motion_val[0]) | |
181 | av_log(s->avctx, AV_LOG_ERROR, "AVFrame.motion_val not set!\n"); | |
182 | if(!src->mb_type) | |
183 | av_log(s->avctx, AV_LOG_ERROR, "AVFrame.mb_type not set!\n"); | |
184 | if(!src->ref_index[0]) | |
185 | av_log(s->avctx, AV_LOG_ERROR, "AVFrame.ref_index not set!\n"); | |
186 | if(src->motion_subsample_log2 != dst->motion_subsample_log2) | |
187 | av_log(s->avctx, AV_LOG_ERROR, "AVFrame.motion_subsample_log2 doesn't match! (%d!=%d)\n", | |
188 | src->motion_subsample_log2, dst->motion_subsample_log2); | |
189 | ||
190 | memcpy(dst->mb_type, src->mb_type, s->mb_stride * s->mb_height * sizeof(dst->mb_type[0])); | |
191 | ||
192 | for(i=0; i<2; i++){ | |
193 | int stride= ((16*s->mb_width )>>src->motion_subsample_log2) + 1; | |
194 | int height= ((16*s->mb_height)>>src->motion_subsample_log2); | |
195 | ||
196 | if(src->motion_val[i] && src->motion_val[i] != dst->motion_val[i]){ | |
197 | memcpy(dst->motion_val[i], src->motion_val[i], 2*stride*height*sizeof(int16_t)); | |
198 | } | |
199 | if(src->ref_index[i] && src->ref_index[i] != dst->ref_index[i]){ | |
fc4a2d1e | 200 | memcpy(dst->ref_index[i], src->ref_index[i], s->mb_stride*4*s->mb_height*sizeof(int8_t)); |
3ada94ba BF |
201 | } |
202 | } | |
203 | } | |
204 | } | |
205 | ||
206 | static void update_duplicate_context_after_me(MpegEncContext *dst, MpegEncContext *src){ | |
207 | #define COPY(a) dst->a= src->a | |
208 | COPY(pict_type); | |
209 | COPY(current_picture); | |
210 | COPY(f_code); | |
211 | COPY(b_code); | |
212 | COPY(qscale); | |
213 | COPY(lambda); | |
214 | COPY(lambda2); | |
215 | COPY(picture_in_gop_number); | |
216 | COPY(gop_picture_number); | |
217 | COPY(frame_pred_frame_dct); //FIXME don't set in encode_header | |
218 | COPY(progressive_frame); //FIXME don't set in encode_header | |
219 | COPY(partitioned_frame); //FIXME don't set in encode_header | |
220 | #undef COPY | |
221 | } | |
222 | ||
223 | /** | |
224 | * sets the given MpegEncContext to defaults for encoding. | |
225 | * the changed fields will not depend upon the prior state of the MpegEncContext. | |
226 | */ | |
227 | static void MPV_encode_defaults(MpegEncContext *s){ | |
228 | int i; | |
229 | MPV_common_defaults(s); | |
230 | ||
231 | for(i=-16; i<16; i++){ | |
232 | default_fcode_tab[i + MAX_MV]= 1; | |
233 | } | |
234 | s->me.mv_penalty= default_mv_penalty; | |
235 | s->fcode_tab= default_fcode_tab; | |
236 | } | |
237 | ||
238 | /* init video encoder */ | |
98a6fff9 | 239 | av_cold int MPV_encode_init(AVCodecContext *avctx) |
3ada94ba BF |
240 | { |
241 | MpegEncContext *s = avctx->priv_data; | |
242 | int i; | |
243 | int chroma_h_shift, chroma_v_shift; | |
244 | ||
245 | MPV_encode_defaults(s); | |
246 | ||
247 | switch (avctx->codec_id) { | |
248 | case CODEC_ID_MPEG2VIDEO: | |
249 | if(avctx->pix_fmt != PIX_FMT_YUV420P && avctx->pix_fmt != PIX_FMT_YUV422P){ | |
250 | av_log(avctx, AV_LOG_ERROR, "only YUV420 and YUV422 are supported\n"); | |
251 | return -1; | |
252 | } | |
253 | break; | |
254 | case CODEC_ID_LJPEG: | |
255 | case CODEC_ID_MJPEG: | |
8c7f8206 | 256 | if(avctx->pix_fmt != PIX_FMT_YUVJ420P && avctx->pix_fmt != PIX_FMT_YUVJ422P && avctx->pix_fmt != PIX_FMT_RGB32 && |
2d525ef4 | 257 | ((avctx->pix_fmt != PIX_FMT_YUV420P && avctx->pix_fmt != PIX_FMT_YUV422P) || avctx->strict_std_compliance>FF_COMPLIANCE_UNOFFICIAL)){ |
3ada94ba BF |
258 | av_log(avctx, AV_LOG_ERROR, "colorspace not supported in jpeg\n"); |
259 | return -1; | |
260 | } | |
261 | break; | |
262 | default: | |
263 | if(avctx->pix_fmt != PIX_FMT_YUV420P){ | |
264 | av_log(avctx, AV_LOG_ERROR, "only YUV420 is supported\n"); | |
265 | return -1; | |
266 | } | |
267 | } | |
268 | ||
269 | switch (avctx->pix_fmt) { | |
270 | case PIX_FMT_YUVJ422P: | |
271 | case PIX_FMT_YUV422P: | |
272 | s->chroma_format = CHROMA_422; | |
273 | break; | |
274 | case PIX_FMT_YUVJ420P: | |
275 | case PIX_FMT_YUV420P: | |
276 | default: | |
277 | s->chroma_format = CHROMA_420; | |
278 | break; | |
279 | } | |
280 | ||
281 | s->bit_rate = avctx->bit_rate; | |
282 | s->width = avctx->width; | |
283 | s->height = avctx->height; | |
284 | if(avctx->gop_size > 600 && avctx->strict_std_compliance>FF_COMPLIANCE_EXPERIMENTAL){ | |
285 | av_log(avctx, AV_LOG_ERROR, "Warning keyframe interval too large! reducing it ...\n"); | |
286 | avctx->gop_size=600; | |
287 | } | |
288 | s->gop_size = avctx->gop_size; | |
289 | s->avctx = avctx; | |
290 | s->flags= avctx->flags; | |
291 | s->flags2= avctx->flags2; | |
292 | s->max_b_frames= avctx->max_b_frames; | |
293 | s->codec_id= avctx->codec->id; | |
294 | s->luma_elim_threshold = avctx->luma_elim_threshold; | |
295 | s->chroma_elim_threshold= avctx->chroma_elim_threshold; | |
296 | s->strict_std_compliance= avctx->strict_std_compliance; | |
297 | s->data_partitioning= avctx->flags & CODEC_FLAG_PART; | |
298 | s->quarter_sample= (avctx->flags & CODEC_FLAG_QPEL)!=0; | |
299 | s->mpeg_quant= avctx->mpeg_quant; | |
300 | s->rtp_mode= !!avctx->rtp_payload_size; | |
301 | s->intra_dc_precision= avctx->intra_dc_precision; | |
302 | s->user_specified_pts = AV_NOPTS_VALUE; | |
303 | ||
304 | if (s->gop_size <= 1) { | |
305 | s->intra_only = 1; | |
306 | s->gop_size = 12; | |
307 | } else { | |
308 | s->intra_only = 0; | |
309 | } | |
310 | ||
311 | s->me_method = avctx->me_method; | |
312 | ||
313 | /* Fixed QSCALE */ | |
314 | s->fixed_qscale = !!(avctx->flags & CODEC_FLAG_QSCALE); | |
315 | ||
316 | s->adaptive_quant= ( s->avctx->lumi_masking | |
317 | || s->avctx->dark_masking | |
318 | || s->avctx->temporal_cplx_masking | |
319 | || s->avctx->spatial_cplx_masking | |
320 | || s->avctx->p_masking | |
321 | || s->avctx->border_masking | |
322 | || (s->flags&CODEC_FLAG_QP_RD)) | |
323 | && !s->fixed_qscale; | |
324 | ||
325 | s->obmc= !!(s->flags & CODEC_FLAG_OBMC); | |
326 | s->loop_filter= !!(s->flags & CODEC_FLAG_LOOP_FILTER); | |
327 | s->alternate_scan= !!(s->flags & CODEC_FLAG_ALT_SCAN); | |
328 | s->intra_vlc_format= !!(s->flags2 & CODEC_FLAG2_INTRA_VLC); | |
329 | s->q_scale_type= !!(s->flags2 & CODEC_FLAG2_NON_LINEAR_QUANT); | |
330 | ||
331 | if(avctx->rc_max_rate && !avctx->rc_buffer_size){ | |
332 | av_log(avctx, AV_LOG_ERROR, "a vbv buffer size is needed, for encoding with a maximum bitrate\n"); | |
333 | return -1; | |
334 | } | |
335 | ||
336 | if(avctx->rc_min_rate && avctx->rc_max_rate != avctx->rc_min_rate){ | |
337 | av_log(avctx, AV_LOG_INFO, "Warning min_rate > 0 but min_rate != max_rate isn't recommended!\n"); | |
338 | } | |
339 | ||
340 | if(avctx->rc_min_rate && avctx->rc_min_rate > avctx->bit_rate){ | |
341 | av_log(avctx, AV_LOG_ERROR, "bitrate below min bitrate\n"); | |
342 | return -1; | |
343 | } | |
344 | ||
345 | if(avctx->rc_max_rate && avctx->rc_max_rate < avctx->bit_rate){ | |
346 | av_log(avctx, AV_LOG_INFO, "bitrate above max bitrate\n"); | |
347 | return -1; | |
348 | } | |
349 | ||
3dd2a1c5 MN |
350 | if(avctx->rc_max_rate && avctx->rc_max_rate == avctx->bit_rate && avctx->rc_max_rate != avctx->rc_min_rate){ |
351 | av_log(avctx, AV_LOG_INFO, "impossible bitrate constraints, this will fail\n"); | |
352 | } | |
353 | ||
b33451ee | 354 | if(avctx->rc_buffer_size && avctx->bit_rate*(int64_t)avctx->time_base.num > avctx->rc_buffer_size * (int64_t)avctx->time_base.den){ |
3ada94ba BF |
355 | av_log(avctx, AV_LOG_ERROR, "VBV buffer too small for bitrate\n"); |
356 | return -1; | |
357 | } | |
358 | ||
8d39fbd6 | 359 | if(!s->fixed_qscale && avctx->bit_rate*av_q2d(avctx->time_base) > avctx->bit_rate_tolerance){ |
3ada94ba BF |
360 | av_log(avctx, AV_LOG_ERROR, "bitrate tolerance too small for bitrate\n"); |
361 | return -1; | |
362 | } | |
363 | ||
364 | if( s->avctx->rc_max_rate && s->avctx->rc_min_rate == s->avctx->rc_max_rate | |
365 | && (s->codec_id == CODEC_ID_MPEG1VIDEO || s->codec_id == CODEC_ID_MPEG2VIDEO) | |
366 | && 90000LL * (avctx->rc_buffer_size-1) > s->avctx->rc_max_rate*0xFFFFLL){ | |
367 | ||
368 | av_log(avctx, AV_LOG_INFO, "Warning vbv_delay will be set to 0xFFFF (=VBR) as the specified vbv buffer is too large for the given bitrate!\n"); | |
369 | } | |
370 | ||
371 | if((s->flags & CODEC_FLAG_4MV) && s->codec_id != CODEC_ID_MPEG4 | |
372 | && s->codec_id != CODEC_ID_H263 && s->codec_id != CODEC_ID_H263P && s->codec_id != CODEC_ID_FLV1){ | |
373 | av_log(avctx, AV_LOG_ERROR, "4MV not supported by codec\n"); | |
374 | return -1; | |
375 | } | |
376 | ||
377 | if(s->obmc && s->avctx->mb_decision != FF_MB_DECISION_SIMPLE){ | |
378 | av_log(avctx, AV_LOG_ERROR, "OBMC is only supported with simple mb decision\n"); | |
379 | return -1; | |
380 | } | |
381 | ||
382 | if(s->obmc && s->codec_id != CODEC_ID_H263 && s->codec_id != CODEC_ID_H263P){ | |
383 | av_log(avctx, AV_LOG_ERROR, "OBMC is only supported with H263(+)\n"); | |
384 | return -1; | |
385 | } | |
386 | ||
387 | if(s->quarter_sample && s->codec_id != CODEC_ID_MPEG4){ | |
388 | av_log(avctx, AV_LOG_ERROR, "qpel not supported by codec\n"); | |
389 | return -1; | |
390 | } | |
391 | ||
392 | if(s->data_partitioning && s->codec_id != CODEC_ID_MPEG4){ | |
393 | av_log(avctx, AV_LOG_ERROR, "data partitioning not supported by codec\n"); | |
394 | return -1; | |
395 | } | |
396 | ||
397 | if(s->max_b_frames && s->codec_id != CODEC_ID_MPEG4 && s->codec_id != CODEC_ID_MPEG1VIDEO && s->codec_id != CODEC_ID_MPEG2VIDEO){ | |
398 | av_log(avctx, AV_LOG_ERROR, "b frames not supported by codec\n"); | |
399 | return -1; | |
400 | } | |
401 | ||
954a0b48 MN |
402 | if ((s->codec_id == CODEC_ID_MPEG4 || s->codec_id == CODEC_ID_H263 || |
403 | s->codec_id == CODEC_ID_H263P) && | |
404 | (avctx->sample_aspect_ratio.num > 255 || avctx->sample_aspect_ratio.den > 255)) { | |
405 | av_log(avctx, AV_LOG_ERROR, "Invalid pixel aspect ratio %i/%i, limit is 255/255\n", | |
406 | avctx->sample_aspect_ratio.num, avctx->sample_aspect_ratio.den); | |
407 | return -1; | |
408 | } | |
409 | ||
3ada94ba BF |
410 | if((s->flags & (CODEC_FLAG_INTERLACED_DCT|CODEC_FLAG_INTERLACED_ME|CODEC_FLAG_ALT_SCAN)) |
411 | && s->codec_id != CODEC_ID_MPEG4 && s->codec_id != CODEC_ID_MPEG2VIDEO){ | |
412 | av_log(avctx, AV_LOG_ERROR, "interlacing not supported by codec\n"); | |
413 | return -1; | |
414 | } | |
415 | ||
416 | if(s->mpeg_quant && s->codec_id != CODEC_ID_MPEG4){ //FIXME mpeg2 uses that too | |
417 | av_log(avctx, AV_LOG_ERROR, "mpeg2 style quantization not supported by codec\n"); | |
418 | return -1; | |
419 | } | |
420 | ||
febea2f2 | 421 | if((s->flags & CODEC_FLAG_CBP_RD) && !avctx->trellis){ |
3ada94ba BF |
422 | av_log(avctx, AV_LOG_ERROR, "CBP RD needs trellis quant\n"); |
423 | return -1; | |
424 | } | |
425 | ||
426 | if((s->flags & CODEC_FLAG_QP_RD) && s->avctx->mb_decision != FF_MB_DECISION_RD){ | |
427 | av_log(avctx, AV_LOG_ERROR, "QP RD needs mbd=2\n"); | |
428 | return -1; | |
429 | } | |
430 | ||
431 | if(s->avctx->scenechange_threshold < 1000000000 && (s->flags & CODEC_FLAG_CLOSED_GOP)){ | |
7ce68923 | 432 | av_log(avctx, AV_LOG_ERROR, "closed gop with scene change detection are not supported yet, set threshold to 1000000000\n"); |
3ada94ba BF |
433 | return -1; |
434 | } | |
435 | ||
436 | if((s->flags2 & CODEC_FLAG2_INTRA_VLC) && s->codec_id != CODEC_ID_MPEG2VIDEO){ | |
437 | av_log(avctx, AV_LOG_ERROR, "intra vlc table not supported by codec\n"); | |
438 | return -1; | |
439 | } | |
440 | ||
441 | if(s->flags & CODEC_FLAG_LOW_DELAY){ | |
9cc440bf MN |
442 | if (s->codec_id != CODEC_ID_MPEG2VIDEO){ |
443 | av_log(avctx, AV_LOG_ERROR, "low delay forcing is only available for mpeg2\n"); | |
3ada94ba BF |
444 | return -1; |
445 | } | |
446 | if (s->max_b_frames != 0){ | |
447 | av_log(avctx, AV_LOG_ERROR, "b frames cannot be used with low delay\n"); | |
448 | return -1; | |
449 | } | |
450 | } | |
451 | ||
452 | if(s->q_scale_type == 1){ | |
453 | if(s->codec_id != CODEC_ID_MPEG2VIDEO){ | |
454 | av_log(avctx, AV_LOG_ERROR, "non linear quant is only available for mpeg2\n"); | |
455 | return -1; | |
456 | } | |
457 | if(avctx->qmax > 12){ | |
458 | av_log(avctx, AV_LOG_ERROR, "non linear quant only supports qmax <= 12 currently\n"); | |
459 | return -1; | |
460 | } | |
461 | } | |
462 | ||
463 | if(s->avctx->thread_count > 1 && s->codec_id != CODEC_ID_MPEG4 | |
464 | && s->codec_id != CODEC_ID_MPEG1VIDEO && s->codec_id != CODEC_ID_MPEG2VIDEO | |
465 | && (s->codec_id != CODEC_ID_H263P || !(s->flags & CODEC_FLAG_H263P_SLICE_STRUCT))){ | |
466 | av_log(avctx, AV_LOG_ERROR, "multi threaded encoding not supported by codec\n"); | |
467 | return -1; | |
468 | } | |
469 | ||
b52b0913 MN |
470 | if(s->avctx->thread_count < 1){ |
471 | av_log(avctx, AV_LOG_ERROR, "automatic thread number detection not supported by codec, patch welcome\n"); | |
472 | return -1; | |
473 | } | |
474 | ||
3ada94ba BF |
475 | if(s->avctx->thread_count > 1) |
476 | s->rtp_mode= 1; | |
477 | ||
478 | if(!avctx->time_base.den || !avctx->time_base.num){ | |
479 | av_log(avctx, AV_LOG_ERROR, "framerate not set\n"); | |
480 | return -1; | |
481 | } | |
482 | ||
483 | i= (INT_MAX/2+128)>>8; | |
484 | if(avctx->me_threshold >= i){ | |
485 | av_log(avctx, AV_LOG_ERROR, "me_threshold too large, max is %d\n", i - 1); | |
486 | return -1; | |
487 | } | |
488 | if(avctx->mb_threshold >= i){ | |
489 | av_log(avctx, AV_LOG_ERROR, "mb_threshold too large, max is %d\n", i - 1); | |
490 | return -1; | |
491 | } | |
492 | ||
493 | if(avctx->b_frame_strategy && (avctx->flags&CODEC_FLAG_PASS2)){ | |
494 | av_log(avctx, AV_LOG_INFO, "notice: b_frame_strategy only affects the first pass\n"); | |
495 | avctx->b_frame_strategy = 0; | |
496 | } | |
497 | ||
9ce6c138 | 498 | i= av_gcd(avctx->time_base.den, avctx->time_base.num); |
3ada94ba BF |
499 | if(i > 1){ |
500 | av_log(avctx, AV_LOG_INFO, "removing common factors from framerate\n"); | |
501 | avctx->time_base.den /= i; | |
502 | avctx->time_base.num /= i; | |
503 | // return -1; | |
504 | } | |
505 | ||
bd57cae8 | 506 | if(s->mpeg_quant || s->codec_id==CODEC_ID_MPEG1VIDEO || s->codec_id==CODEC_ID_MPEG2VIDEO || s->codec_id==CODEC_ID_MJPEG){ |
3ada94ba BF |
507 | s->intra_quant_bias= 3<<(QUANT_BIAS_SHIFT-3); //(a + x*3/8)/x |
508 | s->inter_quant_bias= 0; | |
509 | }else{ | |
510 | s->intra_quant_bias=0; | |
511 | s->inter_quant_bias=-(1<<(QUANT_BIAS_SHIFT-2)); //(a - x/4)/x | |
512 | } | |
513 | ||
514 | if(avctx->intra_quant_bias != FF_DEFAULT_QUANT_BIAS) | |
515 | s->intra_quant_bias= avctx->intra_quant_bias; | |
516 | if(avctx->inter_quant_bias != FF_DEFAULT_QUANT_BIAS) | |
517 | s->inter_quant_bias= avctx->inter_quant_bias; | |
518 | ||
519 | avcodec_get_chroma_sub_sample(avctx->pix_fmt, &chroma_h_shift, &chroma_v_shift); | |
520 | ||
521 | if(avctx->codec_id == CODEC_ID_MPEG4 && s->avctx->time_base.den > (1<<16)-1){ | |
522 | av_log(avctx, AV_LOG_ERROR, "timebase not supported by mpeg 4 standard\n"); | |
523 | return -1; | |
524 | } | |
525 | s->time_increment_bits = av_log2(s->avctx->time_base.den - 1) + 1; | |
526 | ||
527 | switch(avctx->codec->id) { | |
528 | case CODEC_ID_MPEG1VIDEO: | |
529 | s->out_format = FMT_MPEG1; | |
530 | s->low_delay= !!(s->flags & CODEC_FLAG_LOW_DELAY); | |
531 | avctx->delay= s->low_delay ? 0 : (s->max_b_frames + 1); | |
532 | break; | |
533 | case CODEC_ID_MPEG2VIDEO: | |
534 | s->out_format = FMT_MPEG1; | |
535 | s->low_delay= !!(s->flags & CODEC_FLAG_LOW_DELAY); | |
536 | avctx->delay= s->low_delay ? 0 : (s->max_b_frames + 1); | |
537 | s->rtp_mode= 1; | |
538 | break; | |
539 | case CODEC_ID_LJPEG: | |
540 | case CODEC_ID_MJPEG: | |
541 | s->out_format = FMT_MJPEG; | |
542 | s->intra_only = 1; /* force intra only for jpeg */ | |
a1a63143 | 543 | if(avctx->codec->id == CODEC_ID_LJPEG && avctx->pix_fmt == PIX_FMT_BGRA){ |
e0b176ad MN |
544 | s->mjpeg_vsample[0] = s->mjpeg_hsample[0] = |
545 | s->mjpeg_vsample[1] = s->mjpeg_hsample[1] = | |
546 | s->mjpeg_vsample[2] = s->mjpeg_hsample[2] = 1; | |
a1a63143 MN |
547 | }else{ |
548 | s->mjpeg_vsample[0] = 2; | |
549 | s->mjpeg_vsample[1] = 2>>chroma_v_shift; | |
550 | s->mjpeg_vsample[2] = 2>>chroma_v_shift; | |
551 | s->mjpeg_hsample[0] = 2; | |
552 | s->mjpeg_hsample[1] = 2>>chroma_h_shift; | |
553 | s->mjpeg_hsample[2] = 2>>chroma_h_shift; | |
e0b176ad | 554 | } |
49fb20cb | 555 | if (!(CONFIG_MJPEG_ENCODER || CONFIG_LJPEG_ENCODER) |
3ada94ba BF |
556 | || ff_mjpeg_encode_init(s) < 0) |
557 | return -1; | |
558 | avctx->delay=0; | |
559 | s->low_delay=1; | |
560 | break; | |
561 | case CODEC_ID_H261: | |
49fb20cb | 562 | if (!CONFIG_H261_ENCODER) return -1; |
3ada94ba BF |
563 | if (ff_h261_get_picture_format(s->width, s->height) < 0) { |
564 | av_log(avctx, AV_LOG_ERROR, "The specified picture size of %dx%d is not valid for the H.261 codec.\nValid sizes are 176x144, 352x288\n", s->width, s->height); | |
565 | return -1; | |
566 | } | |
567 | s->out_format = FMT_H261; | |
568 | avctx->delay=0; | |
569 | s->low_delay=1; | |
570 | break; | |
571 | case CODEC_ID_H263: | |
49fb20cb | 572 | if (!CONFIG_H263_ENCODER) return -1; |
35e33b9a | 573 | if (ff_match_2uint16(h263_format, FF_ARRAY_ELEMS(h263_format), s->width, s->height) == 8) { |
3ada94ba BF |
574 | av_log(avctx, AV_LOG_INFO, "The specified picture size of %dx%d is not valid for the H.263 codec.\nValid sizes are 128x96, 176x144, 352x288, 704x576, and 1408x1152. Try H.263+.\n", s->width, s->height); |
575 | return -1; | |
576 | } | |
577 | s->out_format = FMT_H263; | |
578 | s->obmc= (avctx->flags & CODEC_FLAG_OBMC) ? 1:0; | |
579 | avctx->delay=0; | |
580 | s->low_delay=1; | |
581 | break; | |
582 | case CODEC_ID_H263P: | |
583 | s->out_format = FMT_H263; | |
584 | s->h263_plus = 1; | |
585 | /* Fx */ | |
586 | s->umvplus = (avctx->flags & CODEC_FLAG_H263P_UMV) ? 1:0; | |
587 | s->h263_aic= (avctx->flags & CODEC_FLAG_AC_PRED) ? 1:0; | |
588 | s->modified_quant= s->h263_aic; | |
589 | s->alt_inter_vlc= (avctx->flags & CODEC_FLAG_H263P_AIV) ? 1:0; | |
590 | s->obmc= (avctx->flags & CODEC_FLAG_OBMC) ? 1:0; | |
591 | s->loop_filter= (avctx->flags & CODEC_FLAG_LOOP_FILTER) ? 1:0; | |
592 | s->unrestricted_mv= s->obmc || s->loop_filter || s->umvplus; | |
593 | s->h263_slice_structured= (s->flags & CODEC_FLAG_H263P_SLICE_STRUCT) ? 1:0; | |
594 | ||
595 | /* /Fx */ | |
596 | /* These are just to be sure */ | |
597 | avctx->delay=0; | |
598 | s->low_delay=1; | |
599 | break; | |
600 | case CODEC_ID_FLV1: | |
601 | s->out_format = FMT_H263; | |
602 | s->h263_flv = 2; /* format = 1; 11-bit codes */ | |
603 | s->unrestricted_mv = 1; | |
604 | s->rtp_mode=0; /* don't allow GOB */ | |
605 | avctx->delay=0; | |
606 | s->low_delay=1; | |
607 | break; | |
608 | case CODEC_ID_RV10: | |
609 | s->out_format = FMT_H263; | |
610 | avctx->delay=0; | |
611 | s->low_delay=1; | |
612 | break; | |
613 | case CODEC_ID_RV20: | |
614 | s->out_format = FMT_H263; | |
615 | avctx->delay=0; | |
616 | s->low_delay=1; | |
617 | s->modified_quant=1; | |
618 | s->h263_aic=1; | |
619 | s->h263_plus=1; | |
620 | s->loop_filter=1; | |
53eb458a | 621 | s->unrestricted_mv= 0; |
3ada94ba BF |
622 | break; |
623 | case CODEC_ID_MPEG4: | |
624 | s->out_format = FMT_H263; | |
625 | s->h263_pred = 1; | |
626 | s->unrestricted_mv = 1; | |
627 | s->low_delay= s->max_b_frames ? 0 : 1; | |
628 | avctx->delay= s->low_delay ? 0 : (s->max_b_frames + 1); | |
629 | break; | |
630 | case CODEC_ID_MSMPEG4V1: | |
631 | s->out_format = FMT_H263; | |
632 | s->h263_msmpeg4 = 1; | |
633 | s->h263_pred = 1; | |
634 | s->unrestricted_mv = 1; | |
635 | s->msmpeg4_version= 1; | |
636 | avctx->delay=0; | |
637 | s->low_delay=1; | |
638 | break; | |
639 | case CODEC_ID_MSMPEG4V2: | |
640 | s->out_format = FMT_H263; | |
641 | s->h263_msmpeg4 = 1; | |
642 | s->h263_pred = 1; | |
643 | s->unrestricted_mv = 1; | |
644 | s->msmpeg4_version= 2; | |
645 | avctx->delay=0; | |
646 | s->low_delay=1; | |
647 | break; | |
648 | case CODEC_ID_MSMPEG4V3: | |
649 | s->out_format = FMT_H263; | |
650 | s->h263_msmpeg4 = 1; | |
651 | s->h263_pred = 1; | |
652 | s->unrestricted_mv = 1; | |
653 | s->msmpeg4_version= 3; | |
654 | s->flipflop_rounding=1; | |
655 | avctx->delay=0; | |
656 | s->low_delay=1; | |
657 | break; | |
658 | case CODEC_ID_WMV1: | |
659 | s->out_format = FMT_H263; | |
660 | s->h263_msmpeg4 = 1; | |
661 | s->h263_pred = 1; | |
662 | s->unrestricted_mv = 1; | |
663 | s->msmpeg4_version= 4; | |
664 | s->flipflop_rounding=1; | |
665 | avctx->delay=0; | |
666 | s->low_delay=1; | |
667 | break; | |
668 | case CODEC_ID_WMV2: | |
669 | s->out_format = FMT_H263; | |
670 | s->h263_msmpeg4 = 1; | |
671 | s->h263_pred = 1; | |
672 | s->unrestricted_mv = 1; | |
673 | s->msmpeg4_version= 5; | |
674 | s->flipflop_rounding=1; | |
675 | avctx->delay=0; | |
676 | s->low_delay=1; | |
677 | break; | |
678 | default: | |
679 | return -1; | |
680 | } | |
681 | ||
682 | avctx->has_b_frames= !s->low_delay; | |
683 | ||
684 | s->encoding = 1; | |
685 | ||
01bc48f4 BC |
686 | s->progressive_frame= |
687 | s->progressive_sequence= !(avctx->flags & (CODEC_FLAG_INTERLACED_DCT|CODEC_FLAG_INTERLACED_ME|CODEC_FLAG_ALT_SCAN)); | |
688 | ||
3ada94ba BF |
689 | /* init */ |
690 | if (MPV_common_init(s) < 0) | |
691 | return -1; | |
692 | ||
53727262 AJ |
693 | if(!s->dct_quantize) |
694 | s->dct_quantize = dct_quantize_c; | |
695 | if(!s->denoise_dct) | |
696 | s->denoise_dct = denoise_dct_c; | |
697 | s->fast_dct_quantize = s->dct_quantize; | |
febea2f2 | 698 | if(avctx->trellis) |
53727262 AJ |
699 | s->dct_quantize = dct_quantize_trellis_c; |
700 | ||
49fb20cb | 701 | if((CONFIG_H263P_ENCODER || CONFIG_RV20_ENCODER) && s->modified_quant) |
3ada94ba | 702 | s->chroma_qscale_table= ff_h263_chroma_qscale_table; |
01bc48f4 | 703 | |
3ada94ba BF |
704 | s->quant_precision=5; |
705 | ||
706 | ff_set_cmp(&s->dsp, s->dsp.ildct_cmp, s->avctx->ildct_cmp); | |
707 | ff_set_cmp(&s->dsp, s->dsp.frame_skip_cmp, s->avctx->frame_skip_cmp); | |
708 | ||
49fb20cb | 709 | if (CONFIG_H261_ENCODER && s->out_format == FMT_H261) |
3ada94ba | 710 | ff_h261_encode_init(s); |
f34121f3 | 711 | if (CONFIG_H263_ENCODER && s->out_format == FMT_H263) |
3ada94ba | 712 | h263_encode_init(s); |
49fb20cb | 713 | if (CONFIG_MSMPEG4_ENCODER && s->msmpeg4_version) |
3ada94ba | 714 | ff_msmpeg4_encode_init(s); |
49fb20cb | 715 | if ((CONFIG_MPEG1VIDEO_ENCODER || CONFIG_MPEG2VIDEO_ENCODER) |
a6bc5731 | 716 | && s->out_format == FMT_MPEG1) |
3ada94ba BF |
717 | ff_mpeg1_encode_init(s); |
718 | ||
719 | /* init q matrix */ | |
720 | for(i=0;i<64;i++) { | |
721 | int j= s->dsp.idct_permutation[i]; | |
49fb20cb | 722 | if(CONFIG_MPEG4_ENCODER && s->codec_id==CODEC_ID_MPEG4 && s->mpeg_quant){ |
3ada94ba BF |
723 | s->intra_matrix[j] = ff_mpeg4_default_intra_matrix[i]; |
724 | s->inter_matrix[j] = ff_mpeg4_default_non_intra_matrix[i]; | |
725 | }else if(s->out_format == FMT_H263 || s->out_format == FMT_H261){ | |
726 | s->intra_matrix[j] = | |
727 | s->inter_matrix[j] = ff_mpeg1_default_non_intra_matrix[i]; | |
728 | }else | |
729 | { /* mpeg1/2 */ | |
730 | s->intra_matrix[j] = ff_mpeg1_default_intra_matrix[i]; | |
731 | s->inter_matrix[j] = ff_mpeg1_default_non_intra_matrix[i]; | |
732 | } | |
733 | if(s->avctx->intra_matrix) | |
734 | s->intra_matrix[j] = s->avctx->intra_matrix[i]; | |
735 | if(s->avctx->inter_matrix) | |
736 | s->inter_matrix[j] = s->avctx->inter_matrix[i]; | |
737 | } | |
738 | ||
739 | /* precompute matrix */ | |
740 | /* for mjpeg, we do include qscale in the matrix */ | |
741 | if (s->out_format != FMT_MJPEG) { | |
69cea75f | 742 | ff_convert_matrix(&s->dsp, s->q_intra_matrix, s->q_intra_matrix16, |
3ada94ba | 743 | s->intra_matrix, s->intra_quant_bias, avctx->qmin, 31, 1); |
69cea75f | 744 | ff_convert_matrix(&s->dsp, s->q_inter_matrix, s->q_inter_matrix16, |
3ada94ba BF |
745 | s->inter_matrix, s->inter_quant_bias, avctx->qmin, 31, 0); |
746 | } | |
747 | ||
748 | if(ff_rate_control_init(s) < 0) | |
749 | return -1; | |
750 | ||
751 | return 0; | |
752 | } | |
753 | ||
98a6fff9 | 754 | av_cold int MPV_encode_end(AVCodecContext *avctx) |
3ada94ba BF |
755 | { |
756 | MpegEncContext *s = avctx->priv_data; | |
757 | ||
758 | ff_rate_control_uninit(s); | |
759 | ||
760 | MPV_common_end(s); | |
49fb20cb | 761 | if ((CONFIG_MJPEG_ENCODER || CONFIG_LJPEG_ENCODER) && s->out_format == FMT_MJPEG) |
3ada94ba BF |
762 | ff_mjpeg_encode_close(s); |
763 | ||
764 | av_freep(&avctx->extradata); | |
765 | ||
766 | return 0; | |
767 | } | |
768 | ||
769 | static int get_sae(uint8_t *src, int ref, int stride){ | |
770 | int x,y; | |
771 | int acc=0; | |
772 | ||
773 | for(y=0; y<16; y++){ | |
774 | for(x=0; x<16; x++){ | |
775 | acc+= FFABS(src[x+y*stride] - ref); | |
776 | } | |
777 | } | |
778 | ||
779 | return acc; | |
780 | } | |
781 | ||
782 | static int get_intra_count(MpegEncContext *s, uint8_t *src, uint8_t *ref, int stride){ | |
783 | int x, y, w, h; | |
784 | int acc=0; | |
785 | ||
786 | w= s->width &~15; | |
787 | h= s->height&~15; | |
788 | ||
789 | for(y=0; y<h; y+=16){ | |
790 | for(x=0; x<w; x+=16){ | |
791 | int offset= x + y*stride; | |
792 | int sad = s->dsp.sad[0](NULL, src + offset, ref + offset, stride, 16); | |
793 | int mean= (s->dsp.pix_sum(src + offset, stride) + 128)>>8; | |
794 | int sae = get_sae(src + offset, mean, stride); | |
795 | ||
796 | acc+= sae + 500 < sad; | |
797 | } | |
798 | } | |
799 | return acc; | |
800 | } | |
801 | ||
802 | ||
803 | static int load_input_picture(MpegEncContext *s, AVFrame *pic_arg){ | |
804 | AVFrame *pic=NULL; | |
805 | int64_t pts; | |
806 | int i; | |
807 | const int encoding_delay= s->max_b_frames; | |
808 | int direct=1; | |
809 | ||
810 | if(pic_arg){ | |
811 | pts= pic_arg->pts; | |
812 | pic_arg->display_picture_number= s->input_picture_number++; | |
813 | ||
814 | if(pts != AV_NOPTS_VALUE){ | |
815 | if(s->user_specified_pts != AV_NOPTS_VALUE){ | |
816 | int64_t time= pts; | |
817 | int64_t last= s->user_specified_pts; | |
818 | ||
819 | if(time <= last){ | |
820 | av_log(s->avctx, AV_LOG_ERROR, "Error, Invalid timestamp=%"PRId64", last=%"PRId64"\n", pts, s->user_specified_pts); | |
821 | return -1; | |
822 | } | |
823 | } | |
824 | s->user_specified_pts= pts; | |
825 | }else{ | |
826 | if(s->user_specified_pts != AV_NOPTS_VALUE){ | |
827 | s->user_specified_pts= | |
828 | pts= s->user_specified_pts + 1; | |
829 | av_log(s->avctx, AV_LOG_INFO, "Warning: AVFrame.pts=? trying to guess (%"PRId64")\n", pts); | |
830 | }else{ | |
831 | pts= pic_arg->display_picture_number; | |
832 | } | |
833 | } | |
834 | } | |
835 | ||
836 | if(pic_arg){ | |
837 | if(encoding_delay && !(s->flags&CODEC_FLAG_INPUT_PRESERVED)) direct=0; | |
838 | if(pic_arg->linesize[0] != s->linesize) direct=0; | |
839 | if(pic_arg->linesize[1] != s->uvlinesize) direct=0; | |
840 | if(pic_arg->linesize[2] != s->uvlinesize) direct=0; | |
841 | ||
842 | // av_log(AV_LOG_DEBUG, "%d %d %d %d\n",pic_arg->linesize[0], pic_arg->linesize[1], s->linesize, s->uvlinesize); | |
843 | ||
844 | if(direct){ | |
845 | i= ff_find_unused_picture(s, 1); | |
846 | ||
847 | pic= (AVFrame*)&s->picture[i]; | |
848 | pic->reference= 3; | |
849 | ||
850 | for(i=0; i<4; i++){ | |
851 | pic->data[i]= pic_arg->data[i]; | |
852 | pic->linesize[i]= pic_arg->linesize[i]; | |
853 | } | |
be548816 PP |
854 | if(ff_alloc_picture(s, (Picture*)pic, 1) < 0){ |
855 | return -1; | |
856 | } | |
3ada94ba BF |
857 | }else{ |
858 | i= ff_find_unused_picture(s, 0); | |
859 | ||
860 | pic= (AVFrame*)&s->picture[i]; | |
861 | pic->reference= 3; | |
862 | ||
be548816 PP |
863 | if(ff_alloc_picture(s, (Picture*)pic, 0) < 0){ |
864 | return -1; | |
865 | } | |
3ada94ba BF |
866 | |
867 | if( pic->data[0] + INPLACE_OFFSET == pic_arg->data[0] | |
868 | && pic->data[1] + INPLACE_OFFSET == pic_arg->data[1] | |
869 | && pic->data[2] + INPLACE_OFFSET == pic_arg->data[2]){ | |
870 | // empty | |
871 | }else{ | |
872 | int h_chroma_shift, v_chroma_shift; | |
873 | avcodec_get_chroma_sub_sample(s->avctx->pix_fmt, &h_chroma_shift, &v_chroma_shift); | |
874 | ||
875 | for(i=0; i<3; i++){ | |
876 | int src_stride= pic_arg->linesize[i]; | |
877 | int dst_stride= i ? s->uvlinesize : s->linesize; | |
878 | int h_shift= i ? h_chroma_shift : 0; | |
879 | int v_shift= i ? v_chroma_shift : 0; | |
880 | int w= s->width >>h_shift; | |
881 | int h= s->height>>v_shift; | |
882 | uint8_t *src= pic_arg->data[i]; | |
883 | uint8_t *dst= pic->data[i]; | |
884 | ||
885 | if(!s->avctx->rc_buffer_size) | |
886 | dst +=INPLACE_OFFSET; | |
887 | ||
888 | if(src_stride==dst_stride) | |
889 | memcpy(dst, src, src_stride*h); | |
890 | else{ | |
891 | while(h--){ | |
892 | memcpy(dst, src, w); | |
893 | dst += dst_stride; | |
894 | src += src_stride; | |
895 | } | |
896 | } | |
897 | } | |
898 | } | |
899 | } | |
900 | copy_picture_attributes(s, pic, pic_arg); | |
901 | pic->pts= pts; //we set this here to avoid modifiying pic_arg | |
902 | } | |
903 | ||
904 | /* shift buffer entries */ | |
905 | for(i=1; i<MAX_PICTURE_COUNT /*s->encoding_delay+1*/; i++) | |
906 | s->input_picture[i-1]= s->input_picture[i]; | |
907 | ||
908 | s->input_picture[encoding_delay]= (Picture*)pic; | |
909 | ||
910 | return 0; | |
911 | } | |
912 | ||
913 | static int skip_check(MpegEncContext *s, Picture *p, Picture *ref){ | |
914 | int x, y, plane; | |
915 | int score=0; | |
916 | int64_t score64=0; | |
917 | ||
918 | for(plane=0; plane<3; plane++){ | |
919 | const int stride= p->linesize[plane]; | |
920 | const int bw= plane ? 1 : 2; | |
921 | for(y=0; y<s->mb_height*bw; y++){ | |
922 | for(x=0; x<s->mb_width*bw; x++){ | |
923 | int off= p->type == FF_BUFFER_TYPE_SHARED ? 0: 16; | |
924 | int v= s->dsp.frame_skip_cmp[1](s, p->data[plane] + 8*(x + y*stride)+off, ref->data[plane] + 8*(x + y*stride), stride, 8); | |
925 | ||
926 | switch(s->avctx->frame_skip_exp){ | |
927 | case 0: score= FFMAX(score, v); break; | |
928 | case 1: score+= FFABS(v);break; | |
929 | case 2: score+= v*v;break; | |
930 | case 3: score64+= FFABS(v*v*(int64_t)v);break; | |
931 | case 4: score64+= v*v*(int64_t)(v*v);break; | |
932 | } | |
933 | } | |
934 | } | |
935 | } | |
936 | ||
937 | if(score) score64= score; | |
938 | ||
939 | if(score64 < s->avctx->frame_skip_threshold) | |
940 | return 1; | |
941 | if(score64 < ((s->avctx->frame_skip_factor * (int64_t)s->lambda)>>8)) | |
942 | return 1; | |
943 | return 0; | |
944 | } | |
945 | ||
946 | static int estimate_best_b_count(MpegEncContext *s){ | |
947 | AVCodec *codec= avcodec_find_encoder(s->avctx->codec_id); | |
948 | AVCodecContext *c= avcodec_alloc_context(); | |
949 | AVFrame input[FF_MAX_B_FRAMES+2]; | |
950 | const int scale= s->avctx->brd_scale; | |
951 | int i, j, out_size, p_lambda, b_lambda, lambda2; | |
952 | int outbuf_size= s->width * s->height; //FIXME | |
953 | uint8_t *outbuf= av_malloc(outbuf_size); | |
954 | int64_t best_rd= INT64_MAX; | |
955 | int best_b_count= -1; | |
956 | ||
957 | assert(scale>=0 && scale <=3); | |
958 | ||
959 | // emms_c(); | |
9701840b AJ |
960 | p_lambda= s->last_lambda_for[FF_P_TYPE]; //s->next_picture_ptr->quality; |
961 | b_lambda= s->last_lambda_for[FF_B_TYPE]; //p_lambda *FFABS(s->avctx->b_quant_factor) + s->avctx->b_quant_offset; | |
3ada94ba BF |
962 | if(!b_lambda) b_lambda= p_lambda; //FIXME we should do this somewhere else |
963 | lambda2= (b_lambda*b_lambda + (1<<FF_LAMBDA_SHIFT)/2 ) >> FF_LAMBDA_SHIFT; | |
964 | ||
965 | c->width = s->width >> scale; | |
966 | c->height= s->height>> scale; | |
967 | c->flags= CODEC_FLAG_QSCALE | CODEC_FLAG_PSNR | CODEC_FLAG_INPUT_PRESERVED /*| CODEC_FLAG_EMU_EDGE*/; | |
968 | c->flags|= s->avctx->flags & CODEC_FLAG_QPEL; | |
969 | c->mb_decision= s->avctx->mb_decision; | |
970 | c->me_cmp= s->avctx->me_cmp; | |
971 | c->mb_cmp= s->avctx->mb_cmp; | |
972 | c->me_sub_cmp= s->avctx->me_sub_cmp; | |
973 | c->pix_fmt = PIX_FMT_YUV420P; | |
974 | c->time_base= s->avctx->time_base; | |
975 | c->max_b_frames= s->max_b_frames; | |
976 | ||
977 | if (avcodec_open(c, codec) < 0) | |
978 | return -1; | |
979 | ||
980 | for(i=0; i<s->max_b_frames+2; i++){ | |
981 | int ysize= c->width*c->height; | |
982 | int csize= (c->width/2)*(c->height/2); | |
983 | Picture pre_input, *pre_input_ptr= i ? s->input_picture[i-1] : s->next_picture_ptr; | |
984 | ||
985 | avcodec_get_frame_defaults(&input[i]); | |
986 | input[i].data[0]= av_malloc(ysize + 2*csize); | |
987 | input[i].data[1]= input[i].data[0] + ysize; | |
988 | input[i].data[2]= input[i].data[1] + csize; | |
989 | input[i].linesize[0]= c->width; | |
990 | input[i].linesize[1]= | |
991 | input[i].linesize[2]= c->width/2; | |
992 | ||
993 | if(pre_input_ptr && (!i || s->input_picture[i-1])) { | |
994 | pre_input= *pre_input_ptr; | |
995 | ||
996 | if(pre_input.type != FF_BUFFER_TYPE_SHARED && i) { | |
997 | pre_input.data[0]+=INPLACE_OFFSET; | |
998 | pre_input.data[1]+=INPLACE_OFFSET; | |
999 | pre_input.data[2]+=INPLACE_OFFSET; | |
1000 | } | |
1001 | ||
1002 | s->dsp.shrink[scale](input[i].data[0], input[i].linesize[0], pre_input.data[0], pre_input.linesize[0], c->width, c->height); | |
1003 | s->dsp.shrink[scale](input[i].data[1], input[i].linesize[1], pre_input.data[1], pre_input.linesize[1], c->width>>1, c->height>>1); | |
1004 | s->dsp.shrink[scale](input[i].data[2], input[i].linesize[2], pre_input.data[2], pre_input.linesize[2], c->width>>1, c->height>>1); | |
1005 | } | |
1006 | } | |
1007 | ||
1008 | for(j=0; j<s->max_b_frames+1; j++){ | |
1009 | int64_t rd=0; | |
1010 | ||
1011 | if(!s->input_picture[j]) | |
1012 | break; | |
1013 | ||
1014 | c->error[0]= c->error[1]= c->error[2]= 0; | |
1015 | ||
9701840b | 1016 | input[0].pict_type= FF_I_TYPE; |
3ada94ba BF |
1017 | input[0].quality= 1 * FF_QP2LAMBDA; |
1018 | out_size = avcodec_encode_video(c, outbuf, outbuf_size, &input[0]); | |
1019 | // rd += (out_size * lambda2) >> FF_LAMBDA_SHIFT; | |
1020 | ||
1021 | for(i=0; i<s->max_b_frames+1; i++){ | |
1022 | int is_p= i % (j+1) == j || i==s->max_b_frames; | |
1023 | ||
9701840b | 1024 | input[i+1].pict_type= is_p ? FF_P_TYPE : FF_B_TYPE; |
3ada94ba BF |
1025 | input[i+1].quality= is_p ? p_lambda : b_lambda; |
1026 | out_size = avcodec_encode_video(c, outbuf, outbuf_size, &input[i+1]); | |
1027 | rd += (out_size * lambda2) >> (FF_LAMBDA_SHIFT - 3); | |
1028 | } | |
1029 | ||
1030 | /* get the delayed frames */ | |
1031 | while(out_size){ | |
1032 | out_size = avcodec_encode_video(c, outbuf, outbuf_size, NULL); | |
1033 | rd += (out_size * lambda2) >> (FF_LAMBDA_SHIFT - 3); | |
1034 | } | |
1035 | ||
1036 | rd += c->error[0] + c->error[1] + c->error[2]; | |
1037 | ||
1038 | if(rd < best_rd){ | |
1039 | best_rd= rd; | |
1040 | best_b_count= j; | |
1041 | } | |
1042 | } | |
1043 | ||
1044 | av_freep(&outbuf); | |
1045 | avcodec_close(c); | |
1046 | av_freep(&c); | |
1047 | ||
1048 | for(i=0; i<s->max_b_frames+2; i++){ | |
1049 | av_freep(&input[i].data[0]); | |
1050 | } | |
1051 | ||
1052 | return best_b_count; | |
1053 | } | |
1054 | ||
be548816 | 1055 | static int select_input_picture(MpegEncContext *s){ |
3ada94ba BF |
1056 | int i; |
1057 | ||
1058 | for(i=1; i<MAX_PICTURE_COUNT; i++) | |
1059 | s->reordered_input_picture[i-1]= s->reordered_input_picture[i]; | |
1060 | s->reordered_input_picture[MAX_PICTURE_COUNT-1]= NULL; | |
1061 | ||
1062 | /* set next picture type & ordering */ | |
1063 | if(s->reordered_input_picture[0]==NULL && s->input_picture[0]){ | |
1064 | if(/*s->picture_in_gop_number >= s->gop_size ||*/ s->next_picture_ptr==NULL || s->intra_only){ | |
1065 | s->reordered_input_picture[0]= s->input_picture[0]; | |
9701840b | 1066 | s->reordered_input_picture[0]->pict_type= FF_I_TYPE; |
3ada94ba BF |
1067 | s->reordered_input_picture[0]->coded_picture_number= s->coded_picture_number++; |
1068 | }else{ | |
1069 | int b_frames; | |
1070 | ||
1071 | if(s->avctx->frame_skip_threshold || s->avctx->frame_skip_factor){ | |
1072 | if(s->picture_in_gop_number < s->gop_size && skip_check(s, s->input_picture[0], s->next_picture_ptr)){ | |
1073 | //FIXME check that te gop check above is +-1 correct | |
1074 | //av_log(NULL, AV_LOG_DEBUG, "skip %p %"PRId64"\n", s->input_picture[0]->data[0], s->input_picture[0]->pts); | |
1075 | ||
1076 | if(s->input_picture[0]->type == FF_BUFFER_TYPE_SHARED){ | |
1077 | for(i=0; i<4; i++) | |
1078 | s->input_picture[0]->data[i]= NULL; | |
1079 | s->input_picture[0]->type= 0; | |
1080 | }else{ | |
1081 | assert( s->input_picture[0]->type==FF_BUFFER_TYPE_USER | |
1082 | || s->input_picture[0]->type==FF_BUFFER_TYPE_INTERNAL); | |
1083 | ||
1084 | s->avctx->release_buffer(s->avctx, (AVFrame*)s->input_picture[0]); | |
1085 | } | |
1086 | ||
1087 | emms_c(); | |
1088 | ff_vbv_update(s, 0); | |
1089 | ||
1090 | goto no_output_pic; | |
1091 | } | |
1092 | } | |
1093 | ||
1094 | if(s->flags&CODEC_FLAG_PASS2){ | |
1095 | for(i=0; i<s->max_b_frames+1; i++){ | |
1096 | int pict_num= s->input_picture[0]->display_picture_number + i; | |
1097 | ||
1098 | if(pict_num >= s->rc_context.num_entries) | |
1099 | break; | |
1100 | if(!s->input_picture[i]){ | |
9701840b | 1101 | s->rc_context.entry[pict_num-1].new_pict_type = FF_P_TYPE; |
3ada94ba BF |
1102 | break; |
1103 | } | |
1104 | ||
1105 | s->input_picture[i]->pict_type= | |
1106 | s->rc_context.entry[pict_num].new_pict_type; | |
1107 | } | |
1108 | } | |
1109 | ||
1110 | if(s->avctx->b_frame_strategy==0){ | |
1111 | b_frames= s->max_b_frames; | |
1112 | while(b_frames && !s->input_picture[b_frames]) b_frames--; | |
1113 | }else if(s->avctx->b_frame_strategy==1){ | |
1114 | for(i=1; i<s->max_b_frames+1; i++){ | |
1115 | if(s->input_picture[i] && s->input_picture[i]->b_frame_score==0){ | |
1116 | s->input_picture[i]->b_frame_score= | |
1117 | get_intra_count(s, s->input_picture[i ]->data[0], | |
1118 | s->input_picture[i-1]->data[0], s->linesize) + 1; | |
1119 | } | |
1120 | } | |
1121 | for(i=0; i<s->max_b_frames+1; i++){ | |
1122 | if(s->input_picture[i]==NULL || s->input_picture[i]->b_frame_score - 1 > s->mb_num/s->avctx->b_sensitivity) break; | |
1123 | } | |
1124 | ||
1125 | b_frames= FFMAX(0, i-1); | |
1126 | ||
1127 | /* reset scores */ | |
1128 | for(i=0; i<b_frames+1; i++){ | |
1129 | s->input_picture[i]->b_frame_score=0; | |
1130 | } | |
1131 | }else if(s->avctx->b_frame_strategy==2){ | |
1132 | b_frames= estimate_best_b_count(s); | |
1133 | }else{ | |
1134 | av_log(s->avctx, AV_LOG_ERROR, "illegal b frame strategy\n"); | |
1135 | b_frames=0; | |
1136 | } | |
1137 | ||
1138 | emms_c(); | |
1139 | //static int b_count=0; | |
1140 | //b_count+= b_frames; | |
1141 | //av_log(s->avctx, AV_LOG_DEBUG, "b_frames: %d\n", b_count); | |
1142 | ||
1143 | for(i= b_frames - 1; i>=0; i--){ | |
1144 | int type= s->input_picture[i]->pict_type; | |
9701840b | 1145 | if(type && type != FF_B_TYPE) |
3ada94ba BF |
1146 | b_frames= i; |
1147 | } | |
9701840b | 1148 | if(s->input_picture[b_frames]->pict_type == FF_B_TYPE && b_frames == s->max_b_frames){ |
3ada94ba BF |
1149 | av_log(s->avctx, AV_LOG_ERROR, "warning, too many b frames in a row\n"); |
1150 | } | |
1151 | ||
1152 | if(s->picture_in_gop_number + b_frames >= s->gop_size){ | |
1153 | if((s->flags2 & CODEC_FLAG2_STRICT_GOP) && s->gop_size > s->picture_in_gop_number){ | |
1154 | b_frames= s->gop_size - s->picture_in_gop_number - 1; | |
1155 | }else{ | |
1156 | if(s->flags & CODEC_FLAG_CLOSED_GOP) | |
1157 | b_frames=0; | |
9701840b | 1158 | s->input_picture[b_frames]->pict_type= FF_I_TYPE; |
3ada94ba BF |
1159 | } |
1160 | } | |
1161 | ||
1162 | if( (s->flags & CODEC_FLAG_CLOSED_GOP) | |
1163 | && b_frames | |
9701840b | 1164 | && s->input_picture[b_frames]->pict_type== FF_I_TYPE) |
3ada94ba BF |
1165 | b_frames--; |
1166 | ||
1167 | s->reordered_input_picture[0]= s->input_picture[b_frames]; | |
9701840b AJ |
1168 | if(s->reordered_input_picture[0]->pict_type != FF_I_TYPE) |
1169 | s->reordered_input_picture[0]->pict_type= FF_P_TYPE; | |
3ada94ba BF |
1170 | s->reordered_input_picture[0]->coded_picture_number= s->coded_picture_number++; |
1171 | for(i=0; i<b_frames; i++){ | |
1172 | s->reordered_input_picture[i+1]= s->input_picture[i]; | |
9701840b | 1173 | s->reordered_input_picture[i+1]->pict_type= FF_B_TYPE; |
3ada94ba BF |
1174 | s->reordered_input_picture[i+1]->coded_picture_number= s->coded_picture_number++; |
1175 | } | |
1176 | } | |
1177 | } | |
1178 | no_output_pic: | |
1179 | if(s->reordered_input_picture[0]){ | |
9701840b | 1180 | s->reordered_input_picture[0]->reference= s->reordered_input_picture[0]->pict_type!=FF_B_TYPE ? 3 : 0; |
3ada94ba | 1181 | |
8d2fc163 | 1182 | ff_copy_picture(&s->new_picture, s->reordered_input_picture[0]); |
3ada94ba BF |
1183 | |
1184 | if(s->reordered_input_picture[0]->type == FF_BUFFER_TYPE_SHARED || s->avctx->rc_buffer_size){ | |
1185 | // input is a shared pix, so we can't modifiy it -> alloc a new one & ensure that the shared one is reuseable | |
1186 | ||
1187 | int i= ff_find_unused_picture(s, 0); | |
1188 | Picture *pic= &s->picture[i]; | |
1189 | ||
1190 | pic->reference = s->reordered_input_picture[0]->reference; | |
be548816 PP |
1191 | if(ff_alloc_picture(s, pic, 0) < 0){ |
1192 | return -1; | |
1193 | } | |
3ada94ba BF |
1194 | |
1195 | /* mark us unused / free shared pic */ | |
1196 | if(s->reordered_input_picture[0]->type == FF_BUFFER_TYPE_INTERNAL) | |
1197 | s->avctx->release_buffer(s->avctx, (AVFrame*)s->reordered_input_picture[0]); | |
1198 | for(i=0; i<4; i++) | |
1199 | s->reordered_input_picture[0]->data[i]= NULL; | |
1200 | s->reordered_input_picture[0]->type= 0; | |
1201 | ||
1202 | copy_picture_attributes(s, (AVFrame*)pic, (AVFrame*)s->reordered_input_picture[0]); | |
1203 | ||
1204 | s->current_picture_ptr= pic; | |
1205 | }else{ | |
1206 | // input is not a shared pix -> reuse buffer for current_pix | |
1207 | ||
1208 | assert( s->reordered_input_picture[0]->type==FF_BUFFER_TYPE_USER | |
1209 | || s->reordered_input_picture[0]->type==FF_BUFFER_TYPE_INTERNAL); | |
1210 | ||
1211 | s->current_picture_ptr= s->reordered_input_picture[0]; | |
1212 | for(i=0; i<4; i++){ | |
1213 | s->new_picture.data[i]+= INPLACE_OFFSET; | |
1214 | } | |
1215 | } | |
8d2fc163 | 1216 | ff_copy_picture(&s->current_picture, s->current_picture_ptr); |
3ada94ba BF |
1217 | |
1218 | s->picture_number= s->new_picture.display_picture_number; | |
1219 | //printf("dpn:%d\n", s->picture_number); | |
1220 | }else{ | |
1221 | memset(&s->new_picture, 0, sizeof(Picture)); | |
1222 | } | |
be548816 | 1223 | return 0; |
3ada94ba BF |
1224 | } |
1225 | ||
1226 | int MPV_encode_picture(AVCodecContext *avctx, | |
1227 | unsigned char *buf, int buf_size, void *data) | |
1228 | { | |
1229 | MpegEncContext *s = avctx->priv_data; | |
1230 | AVFrame *pic_arg = data; | |
1231 | int i, stuffing_count; | |
1232 | ||
1233 | for(i=0; i<avctx->thread_count; i++){ | |
1234 | int start_y= s->thread_context[i]->start_mb_y; | |
1235 | int end_y= s->thread_context[i]-> end_mb_y; | |
1236 | int h= s->mb_height; | |
1237 | uint8_t *start= buf + (size_t)(((int64_t) buf_size)*start_y/h); | |
1238 | uint8_t *end = buf + (size_t)(((int64_t) buf_size)* end_y/h); | |
1239 | ||
1240 | init_put_bits(&s->thread_context[i]->pb, start, end - start); | |
1241 | } | |
1242 | ||
1243 | s->picture_in_gop_number++; | |
1244 | ||
1245 | if(load_input_picture(s, pic_arg) < 0) | |
1246 | return -1; | |
1247 | ||
be548816 PP |
1248 | if(select_input_picture(s) < 0){ |
1249 | return -1; | |
1250 | } | |
3ada94ba BF |
1251 | |
1252 | /* output? */ | |
1253 | if(s->new_picture.data[0]){ | |
1254 | s->pict_type= s->new_picture.pict_type; | |
1255 | //emms_c(); | |
1256 | //printf("qs:%f %f %d\n", s->new_picture.quality, s->current_picture.quality, s->qscale); | |
1257 | MPV_frame_start(s, avctx); | |
1258 | vbv_retry: | |
1259 | if (encode_picture(s, s->picture_number) < 0) | |
1260 | return -1; | |
1261 | ||
3ada94ba BF |
1262 | avctx->header_bits = s->header_bits; |
1263 | avctx->mv_bits = s->mv_bits; | |
1264 | avctx->misc_bits = s->misc_bits; | |
1265 | avctx->i_tex_bits = s->i_tex_bits; | |
1266 | avctx->p_tex_bits = s->p_tex_bits; | |
1267 | avctx->i_count = s->i_count; | |
1268 | avctx->p_count = s->mb_num - s->i_count - s->skip_count; //FIXME f/b_count in avctx | |
1269 | avctx->skip_count = s->skip_count; | |
1270 | ||
1271 | MPV_frame_end(s); | |
1272 | ||
49fb20cb | 1273 | if (CONFIG_MJPEG_ENCODER && s->out_format == FMT_MJPEG) |
3ada94ba BF |
1274 | ff_mjpeg_encode_picture_trailer(s); |
1275 | ||
1276 | if(avctx->rc_buffer_size){ | |
1277 | RateControlContext *rcc= &s->rc_context; | |
3bff4d8b | 1278 | int max_size= rcc->buffer_index * avctx->rc_max_available_vbv_use; |
3ada94ba BF |
1279 | |
1280 | if(put_bits_count(&s->pb) > max_size && s->lambda < s->avctx->lmax){ | |
1281 | s->next_lambda= FFMAX(s->lambda+1, s->lambda*(s->qscale+1) / s->qscale); | |
1282 | if(s->adaptive_quant){ | |
1283 | int i; | |
1284 | for(i=0; i<s->mb_height*s->mb_stride; i++) | |
1285 | s->lambda_table[i]= FFMAX(s->lambda_table[i]+1, s->lambda_table[i]*(s->qscale+1) / s->qscale); | |
1286 | } | |
1287 | s->mb_skipped = 0; //done in MPV_frame_start() | |
9701840b | 1288 | if(s->pict_type==FF_P_TYPE){ //done in encode_picture() so we must undo it |
3ada94ba BF |
1289 | if(s->flipflop_rounding || s->codec_id == CODEC_ID_H263P || s->codec_id == CODEC_ID_MPEG4) |
1290 | s->no_rounding ^= 1; | |
1291 | } | |
9701840b | 1292 | if(s->pict_type!=FF_B_TYPE){ |
3ada94ba BF |
1293 | s->time_base= s->last_time_base; |
1294 | s->last_non_b_time= s->time - s->pp_time; | |
1295 | } | |
1296 | // av_log(NULL, AV_LOG_ERROR, "R:%d ", s->next_lambda); | |
1297 | for(i=0; i<avctx->thread_count; i++){ | |
1298 | PutBitContext *pb= &s->thread_context[i]->pb; | |
1299 | init_put_bits(pb, pb->buf, pb->buf_end - pb->buf); | |
1300 | } | |
1301 | goto vbv_retry; | |
1302 | } | |
1303 | ||
1304 | assert(s->avctx->rc_max_rate); | |
1305 | } | |
1306 | ||
1307 | if(s->flags&CODEC_FLAG_PASS1) | |
1308 | ff_write_pass1_stats(s); | |
1309 | ||
1310 | for(i=0; i<4; i++){ | |
1311 | s->current_picture_ptr->error[i]= s->current_picture.error[i]; | |
1312 | avctx->error[i] += s->current_picture_ptr->error[i]; | |
1313 | } | |
1314 | ||
1315 | if(s->flags&CODEC_FLAG_PASS1) | |
1316 | assert(avctx->header_bits + avctx->mv_bits + avctx->misc_bits + avctx->i_tex_bits + avctx->p_tex_bits == put_bits_count(&s->pb)); | |
1317 | flush_put_bits(&s->pb); | |
1318 | s->frame_bits = put_bits_count(&s->pb); | |
1319 | ||
1320 | stuffing_count= ff_vbv_update(s, s->frame_bits); | |
1321 | if(stuffing_count){ | |
1322 | if(s->pb.buf_end - s->pb.buf - (put_bits_count(&s->pb)>>3) < stuffing_count + 50){ | |
1323 | av_log(s->avctx, AV_LOG_ERROR, "stuffing too large\n"); | |
1324 | return -1; | |
1325 | } | |
1326 | ||
1327 | switch(s->codec_id){ | |
1328 | case CODEC_ID_MPEG1VIDEO: | |
1329 | case CODEC_ID_MPEG2VIDEO: | |
1330 | while(stuffing_count--){ | |
1331 | put_bits(&s->pb, 8, 0); | |
1332 | } | |
1333 | break; | |
1334 | case CODEC_ID_MPEG4: | |
1335 | put_bits(&s->pb, 16, 0); | |
1336 | put_bits(&s->pb, 16, 0x1C3); | |
1337 | stuffing_count -= 4; | |
1338 | while(stuffing_count--){ | |
1339 | put_bits(&s->pb, 8, 0xFF); | |
1340 | } | |
1341 | break; | |
1342 | default: | |
1343 | av_log(s->avctx, AV_LOG_ERROR, "vbv buffer overflow\n"); | |
1344 | } | |
1345 | flush_put_bits(&s->pb); | |
1346 | s->frame_bits = put_bits_count(&s->pb); | |
1347 | } | |
1348 | ||
1349 | /* update mpeg1/2 vbv_delay for CBR */ | |
1350 | if(s->avctx->rc_max_rate && s->avctx->rc_min_rate == s->avctx->rc_max_rate && s->out_format == FMT_MPEG1 | |
1351 | && 90000LL * (avctx->rc_buffer_size-1) <= s->avctx->rc_max_rate*0xFFFFLL){ | |
4601e76a MN |
1352 | int vbv_delay, min_delay; |
1353 | double inbits = s->avctx->rc_max_rate*av_q2d(s->avctx->time_base); | |
1354 | int minbits= s->frame_bits - 8*(s->vbv_delay_ptr - s->pb.buf - 1); | |
1355 | double bits = s->rc_context.buffer_index + minbits - inbits; | |
1356 | ||
1357 | if(bits<0) | |
1358 | av_log(s->avctx, AV_LOG_ERROR, "Internal error, negative bits\n"); | |
3ada94ba BF |
1359 | |
1360 | assert(s->repeat_first_field==0); | |
1361 | ||
4601e76a MN |
1362 | vbv_delay= bits * 90000 / s->avctx->rc_max_rate; |
1363 | min_delay= (minbits * 90000LL + s->avctx->rc_max_rate - 1)/ s->avctx->rc_max_rate; | |
1364 | ||
1365 | vbv_delay= FFMAX(vbv_delay, min_delay); | |
1366 | ||
3ada94ba BF |
1367 | assert(vbv_delay < 0xFFFF); |
1368 | ||
1369 | s->vbv_delay_ptr[0] &= 0xF8; | |
1370 | s->vbv_delay_ptr[0] |= vbv_delay>>13; | |
1371 | s->vbv_delay_ptr[1] = vbv_delay>>5; | |
1372 | s->vbv_delay_ptr[2] &= 0x07; | |
1373 | s->vbv_delay_ptr[2] |= vbv_delay<<3; | |
1374 | } | |
1375 | s->total_bits += s->frame_bits; | |
1376 | avctx->frame_bits = s->frame_bits; | |
1377 | }else{ | |
fb53b4a0 | 1378 | assert((put_bits_ptr(&s->pb) == s->pb.buf)); |
3ada94ba BF |
1379 | s->frame_bits=0; |
1380 | } | |
1381 | assert((s->frame_bits&7)==0); | |
1382 | ||
1383 | return s->frame_bits/8; | |
1384 | } | |
1385 | ||
1386 | static inline void dct_single_coeff_elimination(MpegEncContext *s, int n, int threshold) | |
1387 | { | |
1388 | static const char tab[64]= | |
1389 | {3,2,2,1,1,1,1,1, | |
1390 | 1,1,1,1,1,1,1,1, | |
1391 | 1,1,1,1,1,1,1,1, | |
1392 | 0,0,0,0,0,0,0,0, | |
1393 | 0,0,0,0,0,0,0,0, | |
1394 | 0,0,0,0,0,0,0,0, | |
1395 | 0,0,0,0,0,0,0,0, | |
1396 | 0,0,0,0,0,0,0,0}; | |
1397 | int score=0; | |
1398 | int run=0; | |
1399 | int i; | |
1400 | DCTELEM *block= s->block[n]; | |
1401 | const int last_index= s->block_last_index[n]; | |
1402 | int skip_dc; | |
1403 | ||
1404 | if(threshold<0){ | |
1405 | skip_dc=0; | |
1406 | threshold= -threshold; | |
1407 | }else | |
1408 | skip_dc=1; | |
1409 | ||
bd107136 | 1410 | /* Are all we could set to zero already zero? */ |
3ada94ba BF |
1411 | if(last_index<=skip_dc - 1) return; |
1412 | ||
1413 | for(i=0; i<=last_index; i++){ | |
1414 | const int j = s->intra_scantable.permutated[i]; | |
1415 | const int level = FFABS(block[j]); | |
1416 | if(level==1){ | |
1417 | if(skip_dc && i==0) continue; | |
1418 | score+= tab[run]; | |
1419 | run=0; | |
1420 | }else if(level>1){ | |
1421 | return; | |
1422 | }else{ | |
1423 | run++; | |
1424 | } | |
1425 | } | |
1426 | if(score >= threshold) return; | |
1427 | for(i=skip_dc; i<=last_index; i++){ | |
1428 | const int j = s->intra_scantable.permutated[i]; | |
1429 | block[j]=0; | |
1430 | } | |
1431 | if(block[0]) s->block_last_index[n]= 0; | |
1432 | else s->block_last_index[n]= -1; | |
1433 | } | |
1434 | ||
1435 | static inline void clip_coeffs(MpegEncContext *s, DCTELEM *block, int last_index) | |
1436 | { | |
1437 | int i; | |
1438 | const int maxlevel= s->max_qcoeff; | |
1439 | const int minlevel= s->min_qcoeff; | |
1440 | int overflow=0; | |
1441 | ||
1442 | if(s->mb_intra){ | |
1443 | i=1; //skip clipping of intra dc | |
1444 | }else | |
1445 | i=0; | |
1446 | ||
1447 | for(;i<=last_index; i++){ | |
1448 | const int j= s->intra_scantable.permutated[i]; | |
1449 | int level = block[j]; | |
1450 | ||
1451 | if (level>maxlevel){ | |
1452 | level=maxlevel; | |
1453 | overflow++; | |
1454 | }else if(level<minlevel){ | |
1455 | level=minlevel; | |
1456 | overflow++; | |
1457 | } | |
1458 | ||
1459 | block[j]= level; | |
1460 | } | |
1461 | ||
1462 | if(overflow && s->avctx->mb_decision == FF_MB_DECISION_SIMPLE) | |
1463 | av_log(s->avctx, AV_LOG_INFO, "warning, clipping %d dct coefficients to %d..%d\n", overflow, minlevel, maxlevel); | |
1464 | } | |
1465 | ||
f073a393 | 1466 | static void get_visual_weight(int16_t *weight, uint8_t *ptr, int stride){ |
3ada94ba BF |
1467 | int x, y; |
1468 | //FIXME optimize | |
1469 | for(y=0; y<8; y++){ | |
1470 | for(x=0; x<8; x++){ | |
1471 | int x2, y2; | |
1472 | int sum=0; | |
1473 | int sqr=0; | |
1474 | int count=0; | |
1475 | ||
1476 | for(y2= FFMAX(y-1, 0); y2 < FFMIN(8, y+2); y2++){ | |
1477 | for(x2= FFMAX(x-1, 0); x2 < FFMIN(8, x+2); x2++){ | |
1478 | int v= ptr[x2 + y2*stride]; | |
1479 | sum += v; | |
1480 | sqr += v*v; | |
1481 | count++; | |
1482 | } | |
1483 | } | |
1484 | weight[x + 8*y]= (36*ff_sqrt(count*sqr - sum*sum)) / count; | |
1485 | } | |
1486 | } | |
1487 | } | |
1488 | ||
1489 | static av_always_inline void encode_mb_internal(MpegEncContext *s, int motion_x, int motion_y, int mb_block_height, int mb_block_count) | |
1490 | { | |
1491 | int16_t weight[8][64]; | |
1492 | DCTELEM orig[8][64]; | |
1493 | const int mb_x= s->mb_x; | |
1494 | const int mb_y= s->mb_y; | |
1495 | int i; | |
1496 | int skip_dct[8]; | |
1497 | int dct_offset = s->linesize*8; //default for progressive frames | |
1498 | uint8_t *ptr_y, *ptr_cb, *ptr_cr; | |
1499 | int wrap_y, wrap_c; | |
1500 | ||
1501 | for(i=0; i<mb_block_count; i++) skip_dct[i]=s->skipdct; | |
1502 | ||
1503 | if(s->adaptive_quant){ | |
1504 | const int last_qp= s->qscale; | |
1505 | const int mb_xy= mb_x + mb_y*s->mb_stride; | |
1506 | ||
1507 | s->lambda= s->lambda_table[mb_xy]; | |
1508 | update_qscale(s); | |
1509 | ||
1510 | if(!(s->flags&CODEC_FLAG_QP_RD)){ | |
1511 | s->qscale= s->current_picture_ptr->qscale_table[mb_xy]; | |
1512 | s->dquant= s->qscale - last_qp; | |
1513 | ||
1514 | if(s->out_format==FMT_H263){ | |
1515 | s->dquant= av_clip(s->dquant, -2, 2); | |
1516 | ||
1517 | if(s->codec_id==CODEC_ID_MPEG4){ | |
1518 | if(!s->mb_intra){ | |
9701840b | 1519 | if(s->pict_type == FF_B_TYPE){ |
3ada94ba BF |
1520 | if(s->dquant&1 || s->mv_dir&MV_DIRECT) |
1521 | s->dquant= 0; | |
1522 | } | |
1523 | if(s->mv_type==MV_TYPE_8X8) | |
1524 | s->dquant=0; | |
1525 | } | |
1526 | } | |
1527 | } | |
1528 | } | |
1529 | ff_set_qscale(s, last_qp + s->dquant); | |
1530 | }else if(s->flags&CODEC_FLAG_QP_RD) | |
1531 | ff_set_qscale(s, s->qscale + s->dquant); | |
1532 | ||
1533 | wrap_y = s->linesize; | |
1534 | wrap_c = s->uvlinesize; | |
1535 | ptr_y = s->new_picture.data[0] + (mb_y * 16 * wrap_y) + mb_x * 16; | |
1536 | ptr_cb = s->new_picture.data[1] + (mb_y * mb_block_height * wrap_c) + mb_x * 8; | |
1537 | ptr_cr = s->new_picture.data[2] + (mb_y * mb_block_height * wrap_c) + mb_x * 8; | |
1538 | ||
1539 | if(mb_x*16+16 > s->width || mb_y*16+16 > s->height){ | |
1540 | uint8_t *ebuf= s->edge_emu_buffer + 32; | |
1541 | ff_emulated_edge_mc(ebuf , ptr_y , wrap_y,16,16,mb_x*16,mb_y*16, s->width , s->height); | |
1542 | ptr_y= ebuf; | |
1543 | ff_emulated_edge_mc(ebuf+18*wrap_y , ptr_cb, wrap_c, 8, mb_block_height, mb_x*8, mb_y*8, s->width>>1, s->height>>1); | |
1544 | ptr_cb= ebuf+18*wrap_y; | |
1545 | ff_emulated_edge_mc(ebuf+18*wrap_y+8, ptr_cr, wrap_c, 8, mb_block_height, mb_x*8, mb_y*8, s->width>>1, s->height>>1); | |
1546 | ptr_cr= ebuf+18*wrap_y+8; | |
1547 | } | |
1548 | ||
1549 | if (s->mb_intra) { | |
1550 | if(s->flags&CODEC_FLAG_INTERLACED_DCT){ | |
1551 | int progressive_score, interlaced_score; | |
1552 | ||
1553 | s->interlaced_dct=0; | |
1554 | progressive_score= s->dsp.ildct_cmp[4](s, ptr_y , NULL, wrap_y, 8) | |
1555 | +s->dsp.ildct_cmp[4](s, ptr_y + wrap_y*8, NULL, wrap_y, 8) - 400; | |
1556 | ||
1557 | if(progressive_score > 0){ | |
1558 | interlaced_score = s->dsp.ildct_cmp[4](s, ptr_y , NULL, wrap_y*2, 8) | |
1559 | +s->dsp.ildct_cmp[4](s, ptr_y + wrap_y , NULL, wrap_y*2, 8); | |
1560 | if(progressive_score > interlaced_score){ | |
1561 | s->interlaced_dct=1; | |
1562 | ||
1563 | dct_offset= wrap_y; | |
1564 | wrap_y<<=1; | |
1565 | if (s->chroma_format == CHROMA_422) | |
1566 | wrap_c<<=1; | |
1567 | } | |
1568 | } | |
1569 | } | |
1570 | ||
1571 | s->dsp.get_pixels(s->block[0], ptr_y , wrap_y); | |
1572 | s->dsp.get_pixels(s->block[1], ptr_y + 8, wrap_y); | |
1573 | s->dsp.get_pixels(s->block[2], ptr_y + dct_offset , wrap_y); | |
1574 | s->dsp.get_pixels(s->block[3], ptr_y + dct_offset + 8, wrap_y); | |
1575 | ||
1576 | if(s->flags&CODEC_FLAG_GRAY){ | |
1577 | skip_dct[4]= 1; | |
1578 | skip_dct[5]= 1; | |
1579 | }else{ | |
1580 | s->dsp.get_pixels(s->block[4], ptr_cb, wrap_c); | |
1581 | s->dsp.get_pixels(s->block[5], ptr_cr, wrap_c); | |
1582 | if(!s->chroma_y_shift){ /* 422 */ | |
1583 | s->dsp.get_pixels(s->block[6], ptr_cb + (dct_offset>>1), wrap_c); | |
1584 | s->dsp.get_pixels(s->block[7], ptr_cr + (dct_offset>>1), wrap_c); | |
1585 | } | |
1586 | } | |
1587 | }else{ | |
1588 | op_pixels_func (*op_pix)[4]; | |
1589 | qpel_mc_func (*op_qpix)[16]; | |
1590 | uint8_t *dest_y, *dest_cb, *dest_cr; | |
1591 | ||
1592 | dest_y = s->dest[0]; | |
1593 | dest_cb = s->dest[1]; | |
1594 | dest_cr = s->dest[2]; | |
1595 | ||
9701840b | 1596 | if ((!s->no_rounding) || s->pict_type==FF_B_TYPE){ |
3ada94ba BF |
1597 | op_pix = s->dsp.put_pixels_tab; |
1598 | op_qpix= s->dsp.put_qpel_pixels_tab; | |
1599 | }else{ | |
1600 | op_pix = s->dsp.put_no_rnd_pixels_tab; | |
1601 | op_qpix= s->dsp.put_no_rnd_qpel_pixels_tab; | |
1602 | } | |
1603 | ||
1604 | if (s->mv_dir & MV_DIR_FORWARD) { | |
1605 | MPV_motion(s, dest_y, dest_cb, dest_cr, 0, s->last_picture.data, op_pix, op_qpix); | |
1606 | op_pix = s->dsp.avg_pixels_tab; | |
1607 | op_qpix= s->dsp.avg_qpel_pixels_tab; | |
1608 | } | |
1609 | if (s->mv_dir & MV_DIR_BACKWARD) { | |
1610 | MPV_motion(s, dest_y, dest_cb, dest_cr, 1, s->next_picture.data, op_pix, op_qpix); | |
1611 | } | |
1612 | ||
1613 | if(s->flags&CODEC_FLAG_INTERLACED_DCT){ | |
1614 | int progressive_score, interlaced_score; | |
1615 | ||
1616 | s->interlaced_dct=0; | |
1617 | progressive_score= s->dsp.ildct_cmp[0](s, dest_y , ptr_y , wrap_y, 8) | |
1618 | +s->dsp.ildct_cmp[0](s, dest_y + wrap_y*8, ptr_y + wrap_y*8, wrap_y, 8) - 400; | |
1619 | ||
1620 | if(s->avctx->ildct_cmp == FF_CMP_VSSE) progressive_score -= 400; | |
1621 | ||
1622 | if(progressive_score>0){ | |
1623 | interlaced_score = s->dsp.ildct_cmp[0](s, dest_y , ptr_y , wrap_y*2, 8) | |
1624 | +s->dsp.ildct_cmp[0](s, dest_y + wrap_y , ptr_y + wrap_y , wrap_y*2, 8); | |
1625 | ||
1626 | if(progressive_score > interlaced_score){ | |
1627 | s->interlaced_dct=1; | |
1628 | ||
1629 | dct_offset= wrap_y; | |
1630 | wrap_y<<=1; | |
1631 | if (s->chroma_format == CHROMA_422) | |
1632 | wrap_c<<=1; | |
1633 | } | |
1634 | } | |
1635 | } | |
1636 | ||
1637 | s->dsp.diff_pixels(s->block[0], ptr_y , dest_y , wrap_y); | |
1638 | s->dsp.diff_pixels(s->block[1], ptr_y + 8, dest_y + 8, wrap_y); | |
1639 | s->dsp.diff_pixels(s->block[2], ptr_y + dct_offset , dest_y + dct_offset , wrap_y); | |
1640 | s->dsp.diff_pixels(s->block[3], ptr_y + dct_offset + 8, dest_y + dct_offset + 8, wrap_y); | |
1641 | ||
1642 | if(s->flags&CODEC_FLAG_GRAY){ | |
1643 | skip_dct[4]= 1; | |
1644 | skip_dct[5]= 1; | |
1645 | }else{ | |
1646 | s->dsp.diff_pixels(s->block[4], ptr_cb, dest_cb, wrap_c); | |
1647 | s->dsp.diff_pixels(s->block[5], ptr_cr, dest_cr, wrap_c); | |
1648 | if(!s->chroma_y_shift){ /* 422 */ | |
1649 | s->dsp.diff_pixels(s->block[6], ptr_cb + (dct_offset>>1), dest_cb + (dct_offset>>1), wrap_c); | |
1650 | s->dsp.diff_pixels(s->block[7], ptr_cr + (dct_offset>>1), dest_cr + (dct_offset>>1), wrap_c); | |
1651 | } | |
1652 | } | |
1653 | /* pre quantization */ | |
1654 | if(s->current_picture.mc_mb_var[s->mb_stride*mb_y+ mb_x]<2*s->qscale*s->qscale){ | |
1655 | //FIXME optimize | |
1656 | if(s->dsp.sad[1](NULL, ptr_y , dest_y , wrap_y, 8) < 20*s->qscale) skip_dct[0]= 1; | |
1657 | if(s->dsp.sad[1](NULL, ptr_y + 8, dest_y + 8, wrap_y, 8) < 20*s->qscale) skip_dct[1]= 1; | |
1658 | if(s->dsp.sad[1](NULL, ptr_y +dct_offset , dest_y +dct_offset , wrap_y, 8) < 20*s->qscale) skip_dct[2]= 1; | |
1659 | if(s->dsp.sad[1](NULL, ptr_y +dct_offset+ 8, dest_y +dct_offset+ 8, wrap_y, 8) < 20*s->qscale) skip_dct[3]= 1; | |
1660 | if(s->dsp.sad[1](NULL, ptr_cb , dest_cb , wrap_c, 8) < 20*s->qscale) skip_dct[4]= 1; | |
1661 | if(s->dsp.sad[1](NULL, ptr_cr , dest_cr , wrap_c, 8) < 20*s->qscale) skip_dct[5]= 1; | |
1662 | if(!s->chroma_y_shift){ /* 422 */ | |
1663 | if(s->dsp.sad[1](NULL, ptr_cb +(dct_offset>>1), dest_cb +(dct_offset>>1), wrap_c, 8) < 20*s->qscale) skip_dct[6]= 1; | |
1664 | if(s->dsp.sad[1](NULL, ptr_cr +(dct_offset>>1), dest_cr +(dct_offset>>1), wrap_c, 8) < 20*s->qscale) skip_dct[7]= 1; | |
1665 | } | |
1666 | } | |
1667 | } | |
1668 | ||
1669 | if(s->avctx->quantizer_noise_shaping){ | |
f073a393 DB |
1670 | if(!skip_dct[0]) get_visual_weight(weight[0], ptr_y , wrap_y); |
1671 | if(!skip_dct[1]) get_visual_weight(weight[1], ptr_y + 8, wrap_y); | |
1672 | if(!skip_dct[2]) get_visual_weight(weight[2], ptr_y + dct_offset , wrap_y); | |
1673 | if(!skip_dct[3]) get_visual_weight(weight[3], ptr_y + dct_offset + 8, wrap_y); | |
1674 | if(!skip_dct[4]) get_visual_weight(weight[4], ptr_cb , wrap_c); | |
1675 | if(!skip_dct[5]) get_visual_weight(weight[5], ptr_cr , wrap_c); | |
3ada94ba | 1676 | if(!s->chroma_y_shift){ /* 422 */ |
f073a393 DB |
1677 | if(!skip_dct[6]) get_visual_weight(weight[6], ptr_cb + (dct_offset>>1), wrap_c); |
1678 | if(!skip_dct[7]) get_visual_weight(weight[7], ptr_cr + (dct_offset>>1), wrap_c); | |
3ada94ba BF |
1679 | } |
1680 | memcpy(orig[0], s->block[0], sizeof(DCTELEM)*64*mb_block_count); | |
1681 | } | |
1682 | ||
1683 | /* DCT & quantize */ | |
1684 | assert(s->out_format!=FMT_MJPEG || s->qscale==8); | |
1685 | { | |
1686 | for(i=0;i<mb_block_count;i++) { | |
1687 | if(!skip_dct[i]){ | |
1688 | int overflow; | |
1689 | s->block_last_index[i] = s->dct_quantize(s, s->block[i], i, s->qscale, &overflow); | |
1690 | // FIXME we could decide to change to quantizer instead of clipping | |
1691 | // JS: I don't think that would be a good idea it could lower quality instead | |
1692 | // of improve it. Just INTRADC clipping deserves changes in quantizer | |
1693 | if (overflow) clip_coeffs(s, s->block[i], s->block_last_index[i]); | |
1694 | }else | |
1695 | s->block_last_index[i]= -1; | |
1696 | } | |
1697 | if(s->avctx->quantizer_noise_shaping){ | |
1698 | for(i=0;i<mb_block_count;i++) { | |
1699 | if(!skip_dct[i]){ | |
1700 | s->block_last_index[i] = dct_quantize_refine(s, s->block[i], weight[i], orig[i], i, s->qscale); | |
1701 | } | |
1702 | } | |
1703 | } | |
1704 | ||
1705 | if(s->luma_elim_threshold && !s->mb_intra) | |
1706 | for(i=0; i<4; i++) | |
1707 | dct_single_coeff_elimination(s, i, s->luma_elim_threshold); | |
1708 | if(s->chroma_elim_threshold && !s->mb_intra) | |
1709 | for(i=4; i<mb_block_count; i++) | |
1710 | dct_single_coeff_elimination(s, i, s->chroma_elim_threshold); | |
1711 | ||
1712 | if(s->flags & CODEC_FLAG_CBP_RD){ | |
1713 | for(i=0;i<mb_block_count;i++) { | |
1714 | if(s->block_last_index[i] == -1) | |
1715 | s->coded_score[i]= INT_MAX/256; | |
1716 | } | |
1717 | } | |
1718 | } | |
1719 | ||
1720 | if((s->flags&CODEC_FLAG_GRAY) && s->mb_intra){ | |
1721 | s->block_last_index[4]= | |
1722 | s->block_last_index[5]= 0; | |
1723 | s->block[4][0]= | |
1724 | s->block[5][0]= (1024 + s->c_dc_scale/2)/ s->c_dc_scale; | |
1725 | } | |
1726 | ||
1727 | //non c quantize code returns incorrect block_last_index FIXME | |
1728 | if(s->alternate_scan && s->dct_quantize != dct_quantize_c){ | |
1729 | for(i=0; i<mb_block_count; i++){ | |
1730 | int j; | |
1731 | if(s->block_last_index[i]>0){ | |
1732 | for(j=63; j>0; j--){ | |
1733 | if(s->block[i][ s->intra_scantable.permutated[j] ]) break; | |
1734 | } | |
1735 | s->block_last_index[i]= j; | |
1736 | } | |
1737 | } | |
1738 | } | |
1739 | ||
1740 | /* huffman encode */ | |
1741 | switch(s->codec_id){ //FIXME funct ptr could be slightly faster | |
1742 | case CODEC_ID_MPEG1VIDEO: | |
1743 | case CODEC_ID_MPEG2VIDEO: | |
49fb20cb | 1744 | if (CONFIG_MPEG1VIDEO_ENCODER || CONFIG_MPEG2VIDEO_ENCODER) |
56be950a AJ |
1745 | mpeg1_encode_mb(s, s->block, motion_x, motion_y); |
1746 | break; | |
3ada94ba | 1747 | case CODEC_ID_MPEG4: |
49fb20cb | 1748 | if (CONFIG_MPEG4_ENCODER) |
674eeb5f AJ |
1749 | mpeg4_encode_mb(s, s->block, motion_x, motion_y); |
1750 | break; | |
3ada94ba BF |
1751 | case CODEC_ID_MSMPEG4V2: |
1752 | case CODEC_ID_MSMPEG4V3: | |
1753 | case CODEC_ID_WMV1: | |
49fb20cb | 1754 | if (CONFIG_MSMPEG4_ENCODER) |
3ada94ba BF |
1755 | msmpeg4_encode_mb(s, s->block, motion_x, motion_y); |
1756 | break; | |
1757 | case CODEC_ID_WMV2: | |
49fb20cb | 1758 | if (CONFIG_WMV2_ENCODER) |
3ada94ba BF |
1759 | ff_wmv2_encode_mb(s, s->block, motion_x, motion_y); |
1760 | break; | |
1761 | case CODEC_ID_H261: | |
49fb20cb | 1762 | if (CONFIG_H261_ENCODER) |
3ada94ba BF |
1763 | ff_h261_encode_mb(s, s->block, motion_x, motion_y); |
1764 | break; | |
1765 | case CODEC_ID_H263: | |
1766 | case CODEC_ID_H263P: | |
1767 | case CODEC_ID_FLV1: | |
1768 | case CODEC_ID_RV10: | |
1769 | case CODEC_ID_RV20: | |
0bd48530 | 1770 | if (CONFIG_H263_ENCODER) |
674eeb5f AJ |
1771 | h263_encode_mb(s, s->block, motion_x, motion_y); |
1772 | break; | |
3ada94ba | 1773 | case CODEC_ID_MJPEG: |
49fb20cb | 1774 | if (CONFIG_MJPEG_ENCODER) |
3ada94ba BF |
1775 | ff_mjpeg_encode_mb(s, s->block); |
1776 | break; | |
1777 | default: | |
1778 | assert(0); | |
1779 | } | |
1780 | } | |
1781 | ||
1782 | static av_always_inline void encode_mb(MpegEncContext *s, int motion_x, int motion_y) | |
1783 | { | |
1784 | if (s->chroma_format == CHROMA_420) encode_mb_internal(s, motion_x, motion_y, 8, 6); | |
1785 | else encode_mb_internal(s, motion_x, motion_y, 16, 8); | |
1786 | } | |
1787 | ||
3ada94ba BF |
1788 | static inline void copy_context_before_encode(MpegEncContext *d, MpegEncContext *s, int type){ |
1789 | int i; | |
1790 | ||
1791 | memcpy(d->last_mv, s->last_mv, 2*2*2*sizeof(int)); //FIXME is memcpy faster then a loop? | |
1792 | ||
1793 | /* mpeg1 */ | |
1794 | d->mb_skip_run= s->mb_skip_run; | |
1795 | for(i=0; i<3; i++) | |
1796 | d->last_dc[i]= s->last_dc[i]; | |
1797 | ||
1798 | /* statistics */ | |
1799 | d->mv_bits= s->mv_bits; | |
1800 | d->i_tex_bits= s->i_tex_bits; | |
1801 | d->p_tex_bits= s->p_tex_bits; | |
1802 | d->i_count= s->i_count; | |
1803 | d->f_count= s->f_count; | |
1804 | d->b_count= s->b_count; | |
1805 | d->skip_count= s->skip_count; | |
1806 | d->misc_bits= s->misc_bits; | |
1807 | d->last_bits= 0; | |
1808 | ||
1809 | d->mb_skipped= 0; | |
1810 | d->qscale= s->qscale; | |
1811 | d->dquant= s->dquant; | |
9f175aa0 MN |
1812 | |
1813 | d->esc3_level_length= s->esc3_level_length; | |
3ada94ba BF |
1814 | } |
1815 | ||
1816 | static inline void copy_context_after_encode(MpegEncContext *d, MpegEncContext *s, int type){ | |
1817 | int i; | |
1818 | ||
1819 | memcpy(d->mv, s->mv, 2*4*2*sizeof(int)); | |
1820 | memcpy(d->last_mv, s->last_mv, 2*2*2*sizeof(int)); //FIXME is memcpy faster then a loop? | |
1821 | ||
1822 | /* mpeg1 */ | |
1823 | d->mb_skip_run= s->mb_skip_run; | |
1824 | for(i=0; i<3; i++) | |
1825 | d->last_dc[i]= s->last_dc[i]; | |
1826 | ||
1827 | /* statistics */ | |
1828 | d->mv_bits= s->mv_bits; | |
1829 | d->i_tex_bits= s->i_tex_bits; | |
1830 | d->p_tex_bits= s->p_tex_bits; | |
1831 | d->i_count= s->i_count; | |
1832 | d->f_count= s->f_count; | |
1833 | d->b_count= s->b_count; | |
1834 | d->skip_count= s->skip_count; | |
1835 | d->misc_bits= s->misc_bits; | |
1836 | ||
1837 | d->mb_intra= s->mb_intra; | |
1838 | d->mb_skipped= s->mb_skipped; | |
1839 | d->mv_type= s->mv_type; | |
1840 | d->mv_dir= s->mv_dir; | |
1841 | d->pb= s->pb; | |
1842 | if(s->data_partitioning){ | |
1843 | d->pb2= s->pb2; | |
1844 | d->tex_pb= s->tex_pb; | |
1845 | } | |
1846 | d->block= s->block; | |
1847 | for(i=0; i<8; i++) | |
1848 | d->block_last_index[i]= s->block_last_index[i]; | |
1849 | d->interlaced_dct= s->interlaced_dct; | |
1850 | d->qscale= s->qscale; | |
9f175aa0 MN |
1851 | |
1852 | d->esc3_level_length= s->esc3_level_length; | |
3ada94ba BF |
1853 | } |
1854 | ||
1855 | static inline void encode_mb_hq(MpegEncContext *s, MpegEncContext *backup, MpegEncContext *best, int type, | |
1856 | PutBitContext pb[2], PutBitContext pb2[2], PutBitContext tex_pb[2], | |
1857 | int *dmin, int *next_block, int motion_x, int motion_y) | |
1858 | { | |
1859 | int score; | |
1860 | uint8_t *dest_backup[3]; | |
1861 | ||
1862 | copy_context_before_encode(s, backup, type); | |
1863 | ||
1864 | s->block= s->blocks[*next_block]; | |
1865 | s->pb= pb[*next_block]; | |
1866 | if(s->data_partitioning){ | |
1867 | s->pb2 = pb2 [*next_block]; | |
1868 | s->tex_pb= tex_pb[*next_block]; | |
1869 | } | |
1870 | ||
1871 | if(*next_block){ | |
1872 | memcpy(dest_backup, s->dest, sizeof(s->dest)); | |
1873 | s->dest[0] = s->rd_scratchpad; | |
1874 | s->dest[1] = s->rd_scratchpad + 16*s->linesize; | |
1875 | s->dest[2] = s->rd_scratchpad + 16*s->linesize + 8; | |
1876 | assert(s->linesize >= 32); //FIXME | |
1877 | } | |
1878 | ||
1879 | encode_mb(s, motion_x, motion_y); | |
1880 | ||
1881 | score= put_bits_count(&s->pb); | |
1882 | if(s->data_partitioning){ | |
1883 | score+= put_bits_count(&s->pb2); | |
1884 | score+= put_bits_count(&s->tex_pb); | |
1885 | } | |
1886 | ||
1887 | if(s->avctx->mb_decision == FF_MB_DECISION_RD){ | |
1888 | MPV_decode_mb(s, s->block); | |
1889 | ||
1890 | score *= s->lambda2; | |
1891 | score += sse_mb(s) << FF_LAMBDA_SHIFT; | |
1892 | } | |
1893 | ||
1894 | if(*next_block){ | |
1895 | memcpy(s->dest, dest_backup, sizeof(s->dest)); | |
1896 | } | |
1897 | ||
1898 | if(score<*dmin){ | |
1899 | *dmin= score; | |
1900 | *next_block^=1; | |
1901 | ||
1902 | copy_context_after_encode(best, s, type); | |
1903 | } | |
1904 | } | |
1905 | ||
1906 | static int sse(MpegEncContext *s, uint8_t *src1, uint8_t *src2, int w, int h, int stride){ | |
1907 | uint32_t *sq = ff_squareTbl + 256; | |
1908 | int acc=0; | |
1909 | int x,y; | |
1910 | ||
1911 | if(w==16 && h==16) | |
1912 | return s->dsp.sse[0](NULL, src1, src2, stride, 16); | |
1913 | else if(w==8 && h==8) | |
1914 | return s->dsp.sse[1](NULL, src1, src2, stride, 8); | |
1915 | ||
1916 | for(y=0; y<h; y++){ | |
1917 | for(x=0; x<w; x++){ | |
1918 | acc+= sq[src1[x + y*stride] - src2[x + y*stride]]; | |
1919 | } | |
1920 | } | |
1921 | ||
1922 | assert(acc>=0); | |
1923 | ||
1924 | return acc; | |
1925 | } | |
1926 | ||
1927 | static int sse_mb(MpegEncContext *s){ | |
1928 | int w= 16; | |
1929 | int h= 16; | |
1930 | ||
1931 | if(s->mb_x*16 + 16 > s->width ) w= s->width - s->mb_x*16; | |
1932 | if(s->mb_y*16 + 16 > s->height) h= s->height- s->mb_y*16; | |
1933 | ||
1934 | if(w==16 && h==16) | |
1935 | if(s->avctx->mb_cmp == FF_CMP_NSSE){ | |
1936 | return s->dsp.nsse[0](s, s->new_picture.data[0] + s->mb_x*16 + s->mb_y*s->linesize*16, s->dest[0], s->linesize, 16) | |
1937 | +s->dsp.nsse[1](s, s->new_picture.data[1] + s->mb_x*8 + s->mb_y*s->uvlinesize*8,s->dest[1], s->uvlinesize, 8) | |
1938 | +s->dsp.nsse[1](s, s->new_picture.data[2] + s->mb_x*8 + s->mb_y*s->uvlinesize*8,s->dest[2], s->uvlinesize, 8); | |
1939 | }else{ | |
1940 | return s->dsp.sse[0](NULL, s->new_picture.data[0] + s->mb_x*16 + s->mb_y*s->linesize*16, s->dest[0], s->linesize, 16) | |
1941 | +s->dsp.sse[1](NULL, s->new_picture.data[1] + s->mb_x*8 + s->mb_y*s->uvlinesize*8,s->dest[1], s->uvlinesize, 8) | |
1942 | +s->dsp.sse[1](NULL, s->new_picture.data[2] + s->mb_x*8 + s->mb_y*s->uvlinesize*8,s->dest[2], s->uvlinesize, 8); | |
1943 | } | |
1944 | else | |
1945 | return sse(s, s->new_picture.data[0] + s->mb_x*16 + s->mb_y*s->linesize*16, s->dest[0], w, h, s->linesize) | |
1946 | +sse(s, s->new_picture.data[1] + s->mb_x*8 + s->mb_y*s->uvlinesize*8,s->dest[1], w>>1, h>>1, s->uvlinesize) | |
1947 | +sse(s, s->new_picture.data[2] + s->mb_x*8 + s->mb_y*s->uvlinesize*8,s->dest[2], w>>1, h>>1, s->uvlinesize); | |
1948 | } | |
1949 | ||
1950 | static int pre_estimate_motion_thread(AVCodecContext *c, void *arg){ | |
3a84713a | 1951 | MpegEncContext *s= *(void**)arg; |
3ada94ba BF |
1952 | |
1953 | ||
1954 | s->me.pre_pass=1; | |
1955 | s->me.dia_size= s->avctx->pre_dia_size; | |
1956 | s->first_slice_line=1; | |
1957 | for(s->mb_y= s->end_mb_y-1; s->mb_y >= s->start_mb_y; s->mb_y--) { | |
1958 | for(s->mb_x=s->mb_width-1; s->mb_x >=0 ;s->mb_x--) { | |
1959 | ff_pre_estimate_p_frame_motion(s, s->mb_x, s->mb_y); | |
1960 | } | |
1961 | s->first_slice_line=0; | |
1962 | } | |
1963 | ||
1964 | s->me.pre_pass=0; | |
1965 | ||
1966 | return 0; | |
1967 | } | |
1968 | ||
1969 | static int estimate_motion_thread(AVCodecContext *c, void *arg){ | |
3a84713a | 1970 | MpegEncContext *s= *(void**)arg; |
3ada94ba BF |
1971 | |
1972 | ff_check_alignment(); | |
1973 | ||
1974 | s->me.dia_size= s->avctx->dia_size; | |
1975 | s->first_slice_line=1; | |
1976 | for(s->mb_y= s->start_mb_y; s->mb_y < s->end_mb_y; s->mb_y++) { | |
1977 | s->mb_x=0; //for block init below | |
1978 | ff_init_block_index(s); | |
1979 | for(s->mb_x=0; s->mb_x < s->mb_width; s->mb_x++) { | |
1980 | s->block_index[0]+=2; | |
1981 | s->block_index[1]+=2; | |
1982 | s->block_index[2]+=2; | |
1983 | s->block_index[3]+=2; | |
1984 | ||
1985 | /* compute motion vector & mb_type and store in context */ | |
9701840b | 1986 | if(s->pict_type==FF_B_TYPE) |
3ada94ba BF |
1987 | ff_estimate_b_frame_motion(s, s->mb_x, s->mb_y); |
1988 | else | |
1989 | ff_estimate_p_frame_motion(s, s->mb_x, s->mb_y); | |
1990 | } | |
1991 | s->first_slice_line=0; | |
1992 | } | |
1993 | return 0; | |
1994 | } | |
1995 | ||
1996 | static int mb_var_thread(AVCodecContext *c, void *arg){ | |
3a84713a | 1997 | MpegEncContext *s= *(void**)arg; |
3ada94ba BF |
1998 | int mb_x, mb_y; |
1999 | ||
2000 | ff_check_alignment(); | |
2001 | ||
2002 | for(mb_y=s->start_mb_y; mb_y < s->end_mb_y; mb_y++) { | |
2003 | for(mb_x=0; mb_x < s->mb_width; mb_x++) { | |
2004 | int xx = mb_x * 16; | |
2005 | int yy = mb_y * 16; | |
2006 | uint8_t *pix = s->new_picture.data[0] + (yy * s->linesize) + xx; | |
2007 | int varc; | |
2008 | int sum = s->dsp.pix_sum(pix, s->linesize); | |
2009 | ||
2010 | varc = (s->dsp.pix_norm1(pix, s->linesize) - (((unsigned)(sum*sum))>>8) + 500 + 128)>>8; | |
2011 | ||
2012 | s->current_picture.mb_var [s->mb_stride * mb_y + mb_x] = varc; | |
2013 | s->current_picture.mb_mean[s->mb_stride * mb_y + mb_x] = (sum+128)>>8; | |
2014 | s->me.mb_var_sum_temp += varc; | |
2015 | } | |
2016 | } | |
2017 | return 0; | |
2018 | } | |
2019 | ||
2020 | static void write_slice_end(MpegEncContext *s){ | |
49fb20cb | 2021 | if(CONFIG_MPEG4_ENCODER && s->codec_id==CODEC_ID_MPEG4){ |
3ada94ba BF |
2022 | if(s->partitioned_frame){ |
2023 | ff_mpeg4_merge_partitions(s); | |
2024 | } | |
2025 | ||
2026 | ff_mpeg4_stuffing(&s->pb); | |
49fb20cb | 2027 | }else if(CONFIG_MJPEG_ENCODER && s->out_format == FMT_MJPEG){ |
3ada94ba BF |
2028 | ff_mjpeg_encode_stuffing(&s->pb); |
2029 | } | |
2030 | ||
2031 | align_put_bits(&s->pb); | |
2032 | flush_put_bits(&s->pb); | |
2033 | ||
2034 | if((s->flags&CODEC_FLAG_PASS1) && !s->partitioned_frame) | |
2035 | s->misc_bits+= get_bits_diff(s); | |
2036 | } | |
2037 | ||
2038 | static int encode_thread(AVCodecContext *c, void *arg){ | |
3a84713a | 2039 | MpegEncContext *s= *(void**)arg; |
3ada94ba | 2040 | int mb_x, mb_y, pdif = 0; |
ec7e2582 | 2041 | int chr_h= 16>>s->chroma_y_shift; |
3ada94ba BF |
2042 | int i, j; |
2043 | MpegEncContext best_s, backup_s; | |
2044 | uint8_t bit_buf[2][MAX_MB_BYTES]; | |
2045 | uint8_t bit_buf2[2][MAX_MB_BYTES]; | |
2046 | uint8_t bit_buf_tex[2][MAX_MB_BYTES]; | |
2047 | PutBitContext pb[2], pb2[2], tex_pb[2]; | |
2048 | //printf("%d->%d\n", s->resync_mb_y, s->end_mb_y); | |
2049 | ||
2050 | ff_check_alignment(); | |
2051 | ||
2052 | for(i=0; i<2; i++){ | |
2053 | init_put_bits(&pb [i], bit_buf [i], MAX_MB_BYTES); | |
2054 | init_put_bits(&pb2 [i], bit_buf2 [i], MAX_MB_BYTES); | |
2055 | init_put_bits(&tex_pb[i], bit_buf_tex[i], MAX_MB_BYTES); | |
2056 | } | |
2057 | ||
2058 | s->last_bits= put_bits_count(&s->pb); | |
2059 | s->mv_bits=0; | |
2060 | s->misc_bits=0; | |
2061 | s->i_tex_bits=0; | |
2062 | s->p_tex_bits=0; | |
2063 | s->i_count=0; | |
2064 | s->f_count=0; | |
2065 | s->b_count=0; | |
2066 | s->skip_count=0; | |
2067 | ||
2068 | for(i=0; i<3; i++){ | |
2069 | /* init last dc values */ | |
2070 | /* note: quant matrix value (8) is implied here */ | |
2071 | s->last_dc[i] = 128 << s->intra_dc_precision; | |
2072 | ||
2073 | s->current_picture.error[i] = 0; | |
2074 | } | |
2075 | s->mb_skip_run = 0; | |
2076 | memset(s->last_mv, 0, sizeof(s->last_mv)); | |
2077 | ||
2078 | s->last_mv_dir = 0; | |
2079 | ||
2080 | switch(s->codec_id){ | |
2081 | case CODEC_ID_H263: | |
2082 | case CODEC_ID_H263P: | |
2083 | case CODEC_ID_FLV1: | |
0bd48530 | 2084 | if (CONFIG_H263_ENCODER) |
674eeb5f | 2085 | s->gob_index = ff_h263_get_gob_height(s); |
3ada94ba BF |
2086 | break; |
2087 | case CODEC_ID_MPEG4: | |
49fb20cb | 2088 | if(CONFIG_MPEG4_ENCODER && s->partitioned_frame) |
3ada94ba BF |
2089 | ff_mpeg4_init_partitions(s); |
2090 | break; | |
2091 | } | |
2092 | ||
2093 | s->resync_mb_x=0; | |
2094 | s->resync_mb_y=0; | |
2095 | s->first_slice_line = 1; | |
2096 | s->ptr_lastgob = s->pb.buf; | |
2097 | for(mb_y= s->start_mb_y; mb_y < s->end_mb_y; mb_y++) { | |
2098 | // printf("row %d at %X\n", s->mb_y, (int)s); | |
2099 | s->mb_x=0; | |
2100 | s->mb_y= mb_y; | |
2101 | ||
2102 | ff_set_qscale(s, s->qscale); | |
2103 | ff_init_block_index(s); | |
2104 | ||
2105 | for(mb_x=0; mb_x < s->mb_width; mb_x++) { | |
2106 | int xy= mb_y*s->mb_stride + mb_x; // removed const, H261 needs to adjust this | |
2107 | int mb_type= s->mb_type[xy]; | |
2108 | // int d; | |
2109 | int dmin= INT_MAX; | |
2110 | int dir; | |
2111 | ||
2112 | if(s->pb.buf_end - s->pb.buf - (put_bits_count(&s->pb)>>3) < MAX_MB_BYTES){ | |
2113 | av_log(s->avctx, AV_LOG_ERROR, "encoded frame too large\n"); | |
2114 | return -1; | |
2115 | } | |
2116 | if(s->data_partitioning){ | |
2117 | if( s->pb2 .buf_end - s->pb2 .buf - (put_bits_count(&s-> pb2)>>3) < MAX_MB_BYTES | |
2118 | || s->tex_pb.buf_end - s->tex_pb.buf - (put_bits_count(&s->tex_pb )>>3) < MAX_MB_BYTES){ | |
2119 | av_log(s->avctx, AV_LOG_ERROR, "encoded frame too large\n"); | |
2120 | return -1; | |
2121 | } | |
2122 | } | |
2123 | ||
2124 | s->mb_x = mb_x; | |
2125 | s->mb_y = mb_y; // moved into loop, can get changed by H.261 | |
2126 | ff_update_block_index(s); | |
2127 | ||
49fb20cb | 2128 | if(CONFIG_H261_ENCODER && s->codec_id == CODEC_ID_H261){ |
3ada94ba BF |
2129 | ff_h261_reorder_mb_index(s); |
2130 | xy= s->mb_y*s->mb_stride + s->mb_x; | |
2131 | mb_type= s->mb_type[xy]; | |
2132 | } | |
2133 | ||
2134 | /* write gob / video packet header */ | |
2135 | if(s->rtp_mode){ | |
2136 | int current_packet_size, is_gob_start; | |
2137 | ||
2138 | current_packet_size= ((put_bits_count(&s->pb)+7)>>3) - (s->ptr_lastgob - s->pb.buf); | |
2139 | ||
2140 | is_gob_start= s->avctx->rtp_payload_size && current_packet_size >= s->avctx->rtp_payload_size && mb_y + mb_x>0; | |
2141 | ||
2142 | if(s->start_mb_y == mb_y && mb_y > 0 && mb_x==0) is_gob_start=1; | |
2143 | ||
2144 | switch(s->codec_id){ | |
2145 | case CODEC_ID_H263: | |
2146 | case CODEC_ID_H263P: | |
2147 | if(!s->h263_slice_structured) | |
2148 | if(s->mb_x || s->mb_y%s->gob_index) is_gob_start=0; | |
2149 | break; | |
2150 | case CODEC_ID_MPEG2VIDEO: | |
2151 | if(s->mb_x==0 && s->mb_y!=0) is_gob_start=1; | |
2152 | case CODEC_ID_MPEG1VIDEO: | |
2153 | if(s->mb_skip_run) is_gob_start=0; | |
2154 | break; | |
2155 | } | |
2156 | ||
2157 | if(is_gob_start){ | |
2158 | if(s->start_mb_y != mb_y || mb_x!=0){ | |
2159 | write_slice_end(s); | |
2160 | ||
49fb20cb | 2161 | if(CONFIG_MPEG4_ENCODER && s->codec_id==CODEC_ID_MPEG4 && s->partitioned_frame){ |
3ada94ba BF |
2162 | ff_mpeg4_init_partitions(s); |
2163 | } | |
2164 | } | |
2165 | ||
2166 | assert((put_bits_count(&s->pb)&7) == 0); | |
fb53b4a0 | 2167 | current_packet_size= put_bits_ptr(&s->pb) - s->ptr_lastgob; |
3ada94ba BF |
2168 | |
2169 | if(s->avctx->error_rate && s->resync_mb_x + s->resync_mb_y > 0){ | |
2170 | int r= put_bits_count(&s->pb)/8 + s->picture_number + 16 + s->mb_x + s->mb_y; | |
2171 | int d= 100 / s->avctx->error_rate; | |
2172 | if(r % d == 0){ | |
2173 | current_packet_size=0; | |
2174 | #ifndef ALT_BITSTREAM_WRITER | |
2175 | s->pb.buf_ptr= s->ptr_lastgob; | |
2176 | #endif | |
fb53b4a0 | 2177 | assert(put_bits_ptr(&s->pb) == s->ptr_lastgob); |
3ada94ba BF |
2178 | } |
2179 | } | |
2180 | ||
2181 | if (s->avctx->rtp_callback){ | |
2182 | int number_mb = (mb_y - s->resync_mb_y)*s->mb_width + mb_x - s->resync_mb_x; | |
2183 | s->avctx->rtp_callback(s->avctx, s->ptr_lastgob, current_packet_size, number_mb); | |
2184 | } | |
2185 | ||
2186 | switch(s->codec_id){ | |
2187 | case CODEC_ID_MPEG4: | |
49fb20cb | 2188 | if (CONFIG_MPEG4_ENCODER) { |
674eeb5f AJ |
2189 | ff_mpeg4_encode_video_packet_header(s); |
2190 | ff_mpeg4_clean_buffers(s); | |
eb75a698 | 2191 | } |
3ada94ba BF |
2192 | break; |
2193 | case CODEC_ID_MPEG1VIDEO: | |
2194 | case CODEC_ID_MPEG2VIDEO: | |
49fb20cb | 2195 | if (CONFIG_MPEG1VIDEO_ENCODER || CONFIG_MPEG2VIDEO_ENCODER) { |
56be950a AJ |
2196 | ff_mpeg1_encode_slice_header(s); |
2197 | ff_mpeg1_clean_buffers(s); | |
a6bc5731 | 2198 | } |
3ada94ba BF |
2199 | break; |
2200 | case CODEC_ID_H263: | |
2201 | case CODEC_ID_H263P: | |
965424da | 2202 | if (CONFIG_H263_ENCODER) |
674eeb5f | 2203 | h263_encode_gob_header(s, mb_y); |
3ada94ba BF |
2204 | break; |
2205 | } | |
2206 | ||
2207 | if(s->flags&CODEC_FLAG_PASS1){ | |
2208 | int bits= put_bits_count(&s->pb); | |
2209 | s->misc_bits+= bits - s->last_bits; | |
2210 | s->last_bits= bits; | |
2211 | } | |
2212 | ||
2213 | s->ptr_lastgob += current_packet_size; | |
2214 | s->first_slice_line=1; | |
2215 | s->resync_mb_x=mb_x; | |
2216 | s->resync_mb_y=mb_y; | |
2217 | } | |
2218 | } | |
2219 | ||
2220 | if( (s->resync_mb_x == s->mb_x) | |
2221 | && s->resync_mb_y+1 == s->mb_y){ | |
2222 | s->first_slice_line=0; | |
2223 | } | |
2224 | ||
2225 | s->mb_skipped=0; | |
2226 | s->dquant=0; //only for QP_RD | |
2227 | ||
2228 | if(mb_type & (mb_type-1) || (s->flags & CODEC_FLAG_QP_RD)){ // more than 1 MB type possible or CODEC_FLAG_QP_RD | |
2229 | int next_block=0; | |
2230 | int pb_bits_count, pb2_bits_count, tex_pb_bits_count; | |
2231 | ||
2232 | copy_context_before_encode(&backup_s, s, -1); | |
2233 | backup_s.pb= s->pb; | |
2234 | best_s.data_partitioning= s->data_partitioning; | |
2235 | best_s.partitioned_frame= s->partitioned_frame; | |
2236 | if(s->data_partitioning){ | |
2237 | backup_s.pb2= s->pb2; | |
2238 | backup_s.tex_pb= s->tex_pb; | |
2239 | } | |
2240 | ||
2241 | if(mb_type&CANDIDATE_MB_TYPE_INTER){ | |
2242 | s->mv_dir = MV_DIR_FORWARD; | |
2243 | s->mv_type = MV_TYPE_16X16; | |
2244 | s->mb_intra= 0; | |
2245 | s->mv[0][0][0] = s->p_mv_table[xy][0]; | |
2246 | s->mv[0][0][1] = s->p_mv_table[xy][1]; | |
2247 | encode_mb_hq(s, &backup_s, &best_s, CANDIDATE_MB_TYPE_INTER, pb, pb2, tex_pb, | |
2248 | &dmin, &next_block, s->mv[0][0][0], s->mv[0][0][1]); | |
2249 | } | |
2250 | if(mb_type&CANDIDATE_MB_TYPE_INTER_I){ | |
2251 | s->mv_dir = MV_DIR_FORWARD; | |
2252 | s->mv_type = MV_TYPE_FIELD; | |
2253 | s->mb_intra= 0; | |
2254 | for(i=0; i<2; i++){ | |
2255 | j= s->field_select[0][i] = s->p_field_select_table[i][xy]; | |
2256 | s->mv[0][i][0] = s->p_field_mv_table[i][j][xy][0]; | |
2257 | s->mv[0][i][1] = s->p_field_mv_table[i][j][xy][1]; | |
2258 | } | |
2259 | encode_mb_hq(s, &backup_s, &best_s, CANDIDATE_MB_TYPE_INTER_I, pb, pb2, tex_pb, | |
2260 | &dmin, &next_block, 0, 0); | |
2261 | } | |
2262 | if(mb_type&CANDIDATE_MB_TYPE_SKIPPED){ | |
2263 | s->mv_dir = MV_DIR_FORWARD; | |
2264 | s->mv_type = MV_TYPE_16X16; | |
2265 | s->mb_intra= 0; | |
2266 | s->mv[0][0][0] = 0; | |
2267 | s->mv[0][0][1] = 0; | |
2268 | encode_mb_hq(s, &backup_s, &best_s, CANDIDATE_MB_TYPE_SKIPPED, pb, pb2, tex_pb, | |
2269 | &dmin, &next_block, s->mv[0][0][0], s->mv[0][0][1]); | |
2270 | } | |
2271 | if(mb_type&CANDIDATE_MB_TYPE_INTER4V){ | |
2272 | s->mv_dir = MV_DIR_FORWARD; | |
2273 | s->mv_type = MV_TYPE_8X8; | |
2274 | s->mb_intra= 0; | |
2275 | for(i=0; i<4; i++){ | |
2276 | s->mv[0][i][0] = s->current_picture.motion_val[0][s->block_index[i]][0]; | |
2277 | s->mv[0][i][1] = s->current_picture.motion_val[0][s->block_index[i]][1]; | |
2278 | } | |
2279 | encode_mb_hq(s, &backup_s, &best_s, CANDIDATE_MB_TYPE_INTER4V, pb, pb2, tex_pb, | |
2280 | &dmin, &next_block, 0, 0); | |
2281 | } | |
2282 | if(mb_type&CANDIDATE_MB_TYPE_FORWARD){ | |
2283 | s->mv_dir = MV_DIR_FORWARD; | |
2284 | s->mv_type = MV_TYPE_16X16; | |
2285 | s->mb_intra= 0; | |
2286 | s->mv[0][0][0] = s->b_forw_mv_table[xy][0]; | |
2287 | s->mv[0][0][1] = s->b_forw_mv_table[xy][1]; | |
2288 | encode_mb_hq(s, &backup_s, &best_s, CANDIDATE_MB_TYPE_FORWARD, pb, pb2, tex_pb, | |
2289 | &dmin, &next_block, s->mv[0][0][0], s->mv[0][0][1]); | |
2290 | } | |
2291 | if(mb_type&CANDIDATE_MB_TYPE_BACKWARD){ | |
2292 | s->mv_dir = MV_DIR_BACKWARD; | |
2293 | s->mv_type = MV_TYPE_16X16; | |
2294 | s->mb_intra= 0; | |
2295 | s->mv[1][0][0] = s->b_back_mv_table[xy][0]; | |
2296 | s->mv[1][0][1] = s->b_back_mv_table[xy][1]; | |
2297 | encode_mb_hq(s, &backup_s, &best_s, CANDIDATE_MB_TYPE_BACKWARD, pb, pb2, tex_pb, | |
2298 | &dmin, &next_block, s->mv[1][0][0], s->mv[1][0][1]); | |
2299 | } | |
2300 | if(mb_type&CANDIDATE_MB_TYPE_BIDIR){ | |
2301 | s->mv_dir = MV_DIR_FORWARD | MV_DIR_BACKWARD; | |
2302 | s->mv_type = MV_TYPE_16X16; | |
2303 | s->mb_intra= 0; | |
2304 | s->mv[0][0][0] = s->b_bidir_forw_mv_table[xy][0]; | |
2305 | s->mv[0][0][1] = s->b_bidir_forw_mv_table[xy][1]; | |
2306 | s->mv[1][0][0] = s->b_bidir_back_mv_table[xy][0]; | |
2307 | s->mv[1][0][1] = s->b_bidir_back_mv_table[xy][1]; | |
2308 | encode_mb_hq(s, &backup_s, &best_s, CANDIDATE_MB_TYPE_BIDIR, pb, pb2, tex_pb, | |
2309 | &dmin, &next_block, 0, 0); | |
2310 | } | |
2311 | if(mb_type&CANDIDATE_MB_TYPE_FORWARD_I){ | |
2312 | s->mv_dir = MV_DIR_FORWARD; | |
2313 | s->mv_type = MV_TYPE_FIELD; | |
2314 | s->mb_intra= 0; | |
2315 | for(i=0; i<2; i++){ | |
2316 | j= s->field_select[0][i] = s->b_field_select_table[0][i][xy]; | |
2317 | s->mv[0][i][0] = s->b_field_mv_table[0][i][j][xy][0]; | |
2318 | s->mv[0][i][1] = s->b_field_mv_table[0][i][j][xy][1]; | |
2319 | } | |
2320 | encode_mb_hq(s, &backup_s, &best_s, CANDIDATE_MB_TYPE_FORWARD_I, pb, pb2, tex_pb, | |
2321 | &dmin, &next_block, 0, 0); | |
2322 | } | |
2323 | if(mb_type&CANDIDATE_MB_TYPE_BACKWARD_I){ | |
2324 | s->mv_dir = MV_DIR_BACKWARD; | |
2325 | s->mv_type = MV_TYPE_FIELD; | |
2326 | s->mb_intra= 0; | |
2327 | for(i=0; i<2; i++){ | |
2328 | j= s->field_select[1][i] = s->b_field_select_table[1][i][xy]; | |
2329 | s->mv[1][i][0] = s->b_field_mv_table[1][i][j][xy][0]; | |
2330 | s->mv[1][i][1] = s->b_field_mv_table[1][i][j][xy][1]; | |
2331 | } | |
2332 | encode_mb_hq(s, &backup_s, &best_s, CANDIDATE_MB_TYPE_BACKWARD_I, pb, pb2, tex_pb, | |
2333 | &dmin, &next_block, 0, 0); | |
2334 | } | |
2335 | if(mb_type&CANDIDATE_MB_TYPE_BIDIR_I){ | |
2336 | s->mv_dir = MV_DIR_FORWARD | MV_DIR_BACKWARD; | |
2337 | s->mv_type = MV_TYPE_FIELD; | |
2338 | s->mb_intra= 0; | |
2339 | for(dir=0; dir<2; dir++){ | |
2340 | for(i=0; i<2; i++){ | |
2341 | j= s->field_select[dir][i] = s->b_field_select_table[dir][i][xy]; | |
2342 | s->mv[dir][i][0] = s->b_field_mv_table[dir][i][j][xy][0]; | |
2343 | s->mv[dir][i][1] = s->b_field_mv_table[dir][i][j][xy][1]; | |
2344 | } | |
2345 | } | |
2346 | encode_mb_hq(s, &backup_s, &best_s, CANDIDATE_MB_TYPE_BIDIR_I, pb, pb2, tex_pb, | |
2347 | &dmin, &next_block, 0, 0); | |
2348 | } | |
2349 | if(mb_type&CANDIDATE_MB_TYPE_INTRA){ | |
2350 | s->mv_dir = 0; | |
2351 | s->mv_type = MV_TYPE_16X16; | |
2352 | s->mb_intra= 1; | |
2353 | s->mv[0][0][0] = 0; | |
2354 | s->mv[0][0][1] = 0; | |
2355 | encode_mb_hq(s, &backup_s, &best_s, CANDIDATE_MB_TYPE_INTRA, pb, pb2, tex_pb, | |
2356 | &dmin, &next_block, 0, 0); | |
2357 | if(s->h263_pred || s->h263_aic){ | |
2358 | if(best_s.mb_intra) | |
2359 | s->mbintra_table[mb_x + mb_y*s->mb_stride]=1; | |
2360 | else | |
2361 | ff_clean_intra_table_entries(s); //old mode? | |
2362 | } | |
2363 | } | |
2364 | ||
2365 | if((s->flags & CODEC_FLAG_QP_RD) && dmin < INT_MAX){ | |
2366 | if(best_s.mv_type==MV_TYPE_16X16){ //FIXME move 4mv after QPRD | |
2367 | const int last_qp= backup_s.qscale; | |
2368 | int qpi, qp, dc[6]; | |
2369 | DCTELEM ac[6][16]; | |
2370 | const int mvdir= (best_s.mv_dir&MV_DIR_BACKWARD) ? 1 : 0; | |
2371 | static const int dquant_tab[4]={-1,1,-2,2}; | |
2372 | ||
2373 | assert(backup_s.dquant == 0); | |
2374 | ||
2375 | //FIXME intra | |
2376 | s->mv_dir= best_s.mv_dir; | |
2377 | s->mv_type = MV_TYPE_16X16; | |
2378 | s->mb_intra= best_s.mb_intra; | |
2379 | s->mv[0][0][0] = best_s.mv[0][0][0]; | |
2380 | s->mv[0][0][1] = best_s.mv[0][0][1]; | |
2381 | s->mv[1][0][0] = best_s.mv[1][0][0]; | |
2382 | s->mv[1][0][1] = best_s.mv[1][0][1]; | |
2383 | ||
9701840b | 2384 | qpi = s->pict_type == FF_B_TYPE ? 2 : 0; |
3ada94ba BF |
2385 | for(; qpi<4; qpi++){ |
2386 | int dquant= dquant_tab[qpi]; | |
2387 | qp= last_qp + dquant; | |
2388 | if(qp < s->avctx->qmin || qp > s->avctx->qmax) | |
2389 | continue; | |
2390 | backup_s.dquant= dquant; | |
2391 | if(s->mb_intra && s->dc_val[0]){ | |
2392 | for(i=0; i<6; i++){ | |
2393 | dc[i]= s->dc_val[0][ s->block_index[i] ]; | |
2394 | memcpy(ac[i], s->ac_val[0][s->block_index[i]], sizeof(DCTELEM)*16); | |
2395 | } | |
2396 | } | |
2397 | ||
2398 | encode_mb_hq(s, &backup_s, &best_s, CANDIDATE_MB_TYPE_INTER /* wrong but unused */, pb, pb2, tex_pb, | |
2399 | &dmin, &next_block, s->mv[mvdir][0][0], s->mv[mvdir][0][1]); | |
2400 | if(best_s.qscale != qp){ | |
2401 | if(s->mb_intra && s->dc_val[0]){ | |
2402 | for(i=0; i<6; i++){ | |
2403 | s->dc_val[0][ s->block_index[i] ]= dc[i]; | |
2404 | memcpy(s->ac_val[0][s->block_index[i]], ac[i], sizeof(DCTELEM)*16); | |
2405 | } | |
2406 | } | |
2407 | } | |
2408 | } | |
2409 | } | |
2410 | } | |
49fb20cb | 2411 | if(CONFIG_MPEG4_ENCODER && mb_type&CANDIDATE_MB_TYPE_DIRECT){ |
3ada94ba BF |
2412 | int mx= s->b_direct_mv_table[xy][0]; |
2413 | int my= s->b_direct_mv_table[xy][1]; | |
2414 | ||
2415 | backup_s.dquant = 0; | |
2416 | s->mv_dir = MV_DIR_FORWARD | MV_DIR_BACKWARD | MV_DIRECT; | |
2417 | s->mb_intra= 0; | |
2418 | ff_mpeg4_set_direct_mv(s, mx, my); | |
2419 | encode_mb_hq(s, &backup_s, &best_s, CANDIDATE_MB_TYPE_DIRECT, pb, pb2, tex_pb, | |
2420 | &dmin, &next_block, mx, my); | |
2421 | } | |
49fb20cb | 2422 | if(CONFIG_MPEG4_ENCODER && mb_type&CANDIDATE_MB_TYPE_DIRECT0){ |
3ada94ba BF |
2423 | backup_s.dquant = 0; |
2424 | s->mv_dir = MV_DIR_FORWARD | MV_DIR_BACKWARD | MV_DIRECT; | |
2425 | s->mb_intra= 0; | |
2426 | ff_mpeg4_set_direct_mv(s, 0, 0); | |
2427 | encode_mb_hq(s, &backup_s, &best_s, CANDIDATE_MB_TYPE_DIRECT, pb, pb2, tex_pb, | |
2428 | &dmin, &next_block, 0, 0); | |
2429 | } | |
2430 | if(!best_s.mb_intra && s->flags2&CODEC_FLAG2_SKIP_RD){ | |
2431 | int coded=0; | |
2432 | for(i=0; i<6; i++) | |
2433 | coded |= s->block_last_index[i]; | |
2434 | if(coded){ | |
2435 | int mx,my; | |
2436 | memcpy(s->mv, best_s.mv, sizeof(s->mv)); | |
49fb20cb | 2437 | if(CONFIG_MPEG4_ENCODER && best_s.mv_dir & MV_DIRECT){ |
3ada94ba BF |
2438 | mx=my=0; //FIXME find the one we actually used |
2439 | ff_mpeg4_set_direct_mv(s, mx, my); | |
2440 | }else if(best_s.mv_dir&MV_DIR_BACKWARD){ | |
2441 | mx= s->mv[1][0][0]; | |
2442 | my= s->mv[1][0][1]; | |
2443 | }else{ | |
2444 | mx= s->mv[0][0][0]; | |
2445 | my= s->mv[0][0][1]; | |
2446 | } | |
2447 | ||
2448 | s->mv_dir= best_s.mv_dir; | |
2449 | s->mv_type = best_s.mv_type; | |
2450 | s->mb_intra= 0; | |
2451 | /* s->mv[0][0][0] = best_s.mv[0][0][0]; | |
2452 | s->mv[0][0][1] = best_s.mv[0][0][1]; | |
2453 | s->mv[1][0][0] = best_s.mv[1][0][0]; | |
2454 | s->mv[1][0][1] = best_s.mv[1][0][1];*/ | |
2455 | backup_s.dquant= 0; | |
2456 | s->skipdct=1; | |
2457 | encode_mb_hq(s, &backup_s, &best_s, CANDIDATE_MB_TYPE_INTER /* wrong but unused */, pb, pb2, tex_pb, | |
2458 | &dmin, &next_block, mx, my); | |
2459 | s->skipdct=0; | |
2460 | } | |
2461 | } | |
2462 | ||
2463 | s->current_picture.qscale_table[xy]= best_s.qscale; | |
2464 | ||
2465 | copy_context_after_encode(s, &best_s, -1); | |
2466 | ||
2467 | pb_bits_count= put_bits_count(&s->pb); | |
2468 | flush_put_bits(&s->pb); | |
2469 | ff_copy_bits(&backup_s.pb, bit_buf[next_block^1], pb_bits_count); | |
2470 | s->pb= backup_s.pb; | |
2471 | ||
2472 | if(s->data_partitioning){ | |
2473 | pb2_bits_count= put_bits_count(&s->pb2); | |
2474 | flush_put_bits(&s->pb2); | |
2475 | ff_copy_bits(&backup_s.pb2, bit_buf2[next_block^1], pb2_bits_count); | |
2476 | s->pb2= backup_s.pb2; | |
2477 | ||
2478 | tex_pb_bits_count= put_bits_count(&s->tex_pb); | |
2479 | flush_put_bits(&s->tex_pb); | |
2480 | ff_copy_bits(&backup_s.tex_pb, bit_buf_tex[next_block^1], tex_pb_bits_count); | |
2481 | s->tex_pb= backup_s.tex_pb; | |
2482 | } | |
2483 | s->last_bits= put_bits_count(&s->pb); | |
2484 | ||
f34121f3 | 2485 | if (CONFIG_H263_ENCODER && |
9701840b | 2486 | s->out_format == FMT_H263 && s->pict_type!=FF_B_TYPE) |
3ada94ba BF |
2487 | ff_h263_update_motion_val(s); |
2488 | ||
2489 | if(next_block==0){ //FIXME 16 vs linesize16 | |
2490 | s->dsp.put_pixels_tab[0][0](s->dest[0], s->rd_scratchpad , s->linesize ,16); | |
2491 | s->dsp.put_pixels_tab[1][0](s->dest[1], s->rd_scratchpad + 16*s->linesize , s->uvlinesize, 8); | |
2492 | s->dsp.put_pixels_tab[1][0](s->dest[2], s->rd_scratchpad + 16*s->linesize + 8, s->uvlinesize, 8); | |
2493 | } | |
2494 | ||
2495 | if(s->avctx->mb_decision == FF_MB_DECISION_BITS) | |
2496 | MPV_decode_mb(s, s->block); | |
2497 | } else { | |
2498 | int motion_x = 0, motion_y = 0; | |
2499 | s->mv_type=MV_TYPE_16X16; | |
2500 | // only one MB-Type possible | |
2501 | ||
2502 | switch(mb_type){ | |
2503 | case CANDIDATE_MB_TYPE_INTRA: | |
2504 | s->mv_dir = 0; | |
2505 | s->mb_intra= 1; | |
2506 | motion_x= s->mv[0][0][0] = 0; | |
2507 | motion_y= s->mv[0][0][1] = 0; | |
2508 | break; | |
2509 | case CANDIDATE_MB_TYPE_INTER: | |
2510 | s->mv_dir = MV_DIR_FORWARD; | |
2511 | s->mb_intra= 0; | |
2512 | motion_x= s->mv[0][0][0] = s->p_mv_table[xy][0]; | |
2513 | motion_y= s->mv[0][0][1] = s->p_mv_table[xy][1]; | |
2514 | break; | |
2515 | case CANDIDATE_MB_TYPE_INTER_I: | |
2516 | s->mv_dir = MV_DIR_FORWARD; | |
2517 | s->mv_type = MV_TYPE_FIELD; | |
2518 | s->mb_intra= 0; | |
2519 | for(i=0; i<2; i++){ | |
2520 | j= s->field_select[0][i] = s->p_field_select_table[i][xy]; | |
2521 | s->mv[0][i][0] = s->p_field_mv_table[i][j][xy][0]; | |
2522 | s->mv[0][i][1] = s->p_field_mv_table[i][j][xy][1]; | |
2523 | } | |
2524 | break; | |
2525 | case CANDIDATE_MB_TYPE_INTER4V: | |
2526 | s->mv_dir = MV_DIR_FORWARD; | |
2527 | s->mv_type = MV_TYPE_8X8; | |
2528 | s->mb_intra= 0; | |
2529 | for(i=0; i<4; i++){ | |
2530 | s->mv[0][i][0] = s->current_picture.motion_val[0][s->block_index[i]][0]; | |
2531 | s->mv[0][i][1] = s->current_picture.motion_val[0][s->block_index[i]][1]; | |
2532 | } | |
2533 | break; | |
2534 | case CANDIDATE_MB_TYPE_DIRECT: | |
49fb20cb | 2535 | if (CONFIG_MPEG4_ENCODER) { |
674eeb5f AJ |
2536 | s->mv_dir = MV_DIR_FORWARD|MV_DIR_BACKWARD|MV_DIRECT; |
2537 | s->mb_intra= 0; | |
2538 | motion_x=s->b_direct_mv_table[xy][0]; | |
2539 | motion_y=s->b_direct_mv_table[xy][1]; | |
2540 | ff_mpeg4_set_direct_mv(s, motion_x, motion_y); | |
eb75a698 | 2541 | } |
3ada94ba BF |
2542 | break; |
2543 | case CANDIDATE_MB_TYPE_DIRECT0: | |
49fb20cb | 2544 | if (CONFIG_MPEG4_ENCODER) { |
674eeb5f AJ |
2545 | s->mv_dir = MV_DIR_FORWARD|MV_DIR_BACKWARD|MV_DIRECT; |
2546 | s->mb_intra= 0; | |
2547 | ff_mpeg4_set_direct_mv(s, 0, 0); | |
eb75a698 | 2548 | } |
3ada94ba BF |
2549 | break; |
2550 | case CANDIDATE_MB_TYPE_BIDIR: | |
2551 | s->mv_dir = MV_DIR_FORWARD | MV_DIR_BACKWARD; | |
2552 | s->mb_intra= 0; | |
2553 | s->mv[0][0][0] = s->b_bidir_forw_mv_table[xy][0]; | |
2554 | s->mv[0][0][1] = s->b_bidir_forw_mv_table[xy][1]; | |
2555 | s->mv[1][0][0] = s->b_bidir_back_mv_table[xy][0]; | |
2556 | s->mv[1][0][1] = s->b_bidir_back_mv_table[xy][1]; | |
2557 | break; | |
2558 | case CANDIDATE_MB_TYPE_BACKWARD: | |
2559 | s->mv_dir = MV_DIR_BACKWARD; | |
2560 | s->mb_intra= 0; | |
2561 | motion_x= s->mv[1][0][0] = s->b_back_mv_table[xy][0]; | |
2562 | motion_y= s->mv[1][0][1] = s->b_back_mv_table[xy][1]; | |
2563 | break; | |
2564 | case CANDIDATE_MB_TYPE_FORWARD: | |
2565 | s->mv_dir = MV_DIR_FORWARD; | |
2566 | s->mb_intra= 0; | |
2567 | motion_x= s->mv[0][0][0] = s->b_forw_mv_table[xy][0]; | |
2568 | motion_y= s->mv[0][0][1] = s->b_forw_mv_table[xy][1]; | |
2569 | // printf(" %d %d ", motion_x, motion_y); | |
2570 | break; | |
2571 | case CANDIDATE_MB_TYPE_FORWARD_I: | |
2572 | s->mv_dir = MV_DIR_FORWARD; | |
2573 | s->mv_type = MV_TYPE_FIELD; | |
2574 | s->mb_intra= 0; | |
2575 | for(i=0; i<2; i++){ | |
2576 | j= s->field_select[0][i] = s->b_field_select_table[0][i][xy]; | |
2577 | s->mv[0][i][0] = s->b_field_mv_table[0][i][j][xy][0]; | |
2578 | s->mv[0][i][1] = s->b_field_mv_table[0][i][j][xy][1]; | |
2579 | } | |
2580 | break; | |
2581 | case CANDIDATE_MB_TYPE_BACKWARD_I: | |
2582 | s->mv_dir = MV_DIR_BACKWARD; | |
2583 | s->mv_type = MV_TYPE_FIELD; | |
2584 | s->mb_intra= 0; | |
2585 | for(i=0; i<2; i++){ | |
2586 | j= s->field_select[1][i] = s->b_field_select_table[1][i][xy]; | |
2587 | s->mv[1][i][0] = s->b_field_mv_table[1][i][j][xy][0]; | |
2588 | s->mv[1][i][1] = s->b_field_mv_table[1][i][j][xy][1]; | |
2589 | } | |
2590 | break; | |
2591 | case CANDIDATE_MB_TYPE_BIDIR_I: | |
2592 | s->mv_dir = MV_DIR_FORWARD | MV_DIR_BACKWARD; | |
2593 | s->mv_type = MV_TYPE_FIELD; | |
2594 | s->mb_intra= 0; | |
2595 | for(dir=0; dir<2; dir++){ | |
2596 | for(i=0; i<2; i++){ | |
2597 | j= s->field_select[dir][i] = s->b_field_select_table[dir][i][xy]; | |
2598 | s->mv[dir][i][0] = s->b_field_mv_table[dir][i][j][xy][0]; | |
2599 | s->mv[dir][i][1] = s->b_field_mv_table[dir][i][j][xy][1]; | |
2600 | } | |
2601 | } | |
2602 | break; | |
2603 | default: | |
2604 | av_log(s->avctx, AV_LOG_ERROR, "illegal MB type\n"); | |
2605 | } | |
2606 | ||
2607 | encode_mb(s, motion_x, motion_y); | |
2608 | ||
2609 | // RAL: Update last macroblock type | |
2610 | s->last_mv_dir = s->mv_dir; | |
2611 | ||
f34121f3 | 2612 | if (CONFIG_H263_ENCODER && |
9701840b | 2613 | s->out_format == FMT_H263 && s->pict_type!=FF_B_TYPE) |
3ada94ba BF |
2614 | ff_h263_update_motion_val(s); |
2615 | ||
2616 | MPV_decode_mb(s, s->block); | |
2617 | } | |
2618 | ||
2619 | /* clean the MV table in IPS frames for direct mode in B frames */ | |
2620 | if(s->mb_intra /* && I,P,S_TYPE */){ | |
2621 | s->p_mv_table[xy][0]=0; | |
2622 | s->p_mv_table[xy][1]=0; | |
2623 | } | |
2624 | ||
2625 | if(s->flags&CODEC_FLAG_PSNR){ | |
2626 | int w= 16; | |
2627 | int h= 16; | |
2628 | ||
2629 | if(s->mb_x*16 + 16 > s->width ) w= s->width - s->mb_x*16; | |
2630 | if(s->mb_y*16 + 16 > s->height) h= s->height- s->mb_y*16; | |
2631 | ||
2632 | s->current_picture.error[0] += sse( | |
2633 | s, s->new_picture.data[0] + s->mb_x*16 + s->mb_y*s->linesize*16, | |
2634 | s->dest[0], w, h, s->linesize); | |
2635 | s->current_picture.error[1] += sse( | |
ec7e2582 BC |
2636 | s, s->new_picture.data[1] + s->mb_x*8 + s->mb_y*s->uvlinesize*chr_h, |
2637 | s->dest[1], w>>1, h>>s->chroma_y_shift, s->uvlinesize); | |
3ada94ba | 2638 | s->current_picture.error[2] += sse( |
ec7e2582 BC |
2639 | s, s->new_picture.data[2] + s->mb_x*8 + s->mb_y*s->uvlinesize*chr_h, |
2640 | s->dest[2], w>>1, h>>s->chroma_y_shift, s->uvlinesize); | |
3ada94ba BF |
2641 | } |
2642 | if(s->loop_filter){ | |
f34121f3 | 2643 | if(CONFIG_H263_ENCODER && s->out_format == FMT_H263) |
3ada94ba BF |
2644 | ff_h263_loop_filter(s); |
2645 | } | |
2646 | //printf("MB %d %d bits\n", s->mb_x+s->mb_y*s->mb_stride, put_bits_count(&s->pb)); | |
2647 | } | |
2648 | } | |
2649 | ||
2650 | //not beautiful here but we must write it before flushing so it has to be here | |
49fb20cb | 2651 | if (CONFIG_MSMPEG4_ENCODER && s->msmpeg4_version && s->msmpeg4_version<4 && s->pict_type == FF_I_TYPE) |
3ada94ba BF |
2652 | msmpeg4_encode_ext_header(s); |
2653 | ||
2654 | write_slice_end(s); | |
2655 | ||
2656 | /* Send the last GOB if RTP */ | |
2657 | if (s->avctx->rtp_callback) { | |
2658 | int number_mb = (mb_y - s->resync_mb_y)*s->mb_width - s->resync_mb_x; | |
fb53b4a0 | 2659 | pdif = put_bits_ptr(&s->pb) - s->ptr_lastgob; |
3ada94ba BF |
2660 | /* Call the RTP callback to send the last GOB */ |
2661 | emms_c(); | |
2662 | s->avctx->rtp_callback(s->avctx, s->ptr_lastgob, pdif, number_mb); | |
2663 | } | |
2664 | ||
2665 | return 0; | |
2666 | } | |
2667 | ||
2668 | #define MERGE(field) dst->field += src->field; src->field=0 | |
2669 | static void merge_context_after_me(MpegEncContext *dst, MpegEncContext *src){ | |
2670 | MERGE(me.scene_change_score); | |
2671 | MERGE(me.mc_mb_var_sum_temp); | |
2672 | MERGE(me.mb_var_sum_temp); | |
2673 | } | |
2674 | ||
2675 | static void merge_context_after_encode(MpegEncContext *dst, MpegEncContext *src){ | |
2676 | int i; | |
2677 | ||
2678 | MERGE(dct_count[0]); //note, the other dct vars are not part of the context | |
2679 | MERGE(dct_count[1]); | |
2680 | MERGE(mv_bits); | |
2681 | MERGE(i_tex_bits); | |
2682 | MERGE(p_tex_bits); | |
2683 | MERGE(i_count); | |
2684 | MERGE(f_count); | |
2685 | MERGE(b_count); | |
2686 | MERGE(skip_count); | |
2687 | MERGE(misc_bits); | |
2688 | MERGE(error_count); | |
2689 | MERGE(padding_bug_score); | |
2690 | MERGE(current_picture.error[0]); | |
2691 | MERGE(current_picture.error[1]); | |
2692 | MERGE(current_picture.error[2]); | |
2693 | ||
2694 | if(dst->avctx->noise_reduction){ | |
2695 | for(i=0; i<64; i++){ | |
2696 | MERGE(dct_error_sum[0][i]); | |
2697 | MERGE(dct_error_sum[1][i]); | |
2698 | } | |
2699 | } | |
2700 | ||
2701 | assert(put_bits_count(&src->pb) % 8 ==0); | |
2702 | assert(put_bits_count(&dst->pb) % 8 ==0); | |
2703 | ff_copy_bits(&dst->pb, src->pb.buf, put_bits_count(&src->pb)); | |
2704 | flush_put_bits(&dst->pb); | |
2705 | } | |
2706 | ||
2707 | static int estimate_qp(MpegEncContext *s, int dry_run){ | |
2708 | if (s->next_lambda){ | |
2709 | s->current_picture_ptr->quality= | |
2710 | s->current_picture.quality = s->next_lambda; | |
2711 | if(!dry_run) s->next_lambda= 0; | |
2712 | } else if (!s->fixed_qscale) { | |
2713 | s->current_picture_ptr->quality= | |
2714 | s->current_picture.quality = ff_rate_estimate_qscale(s, dry_run); | |
2715 | if (s->current_picture.quality < 0) | |
2716 | return -1; | |
2717 | } | |
2718 | ||
2719 | if(s->adaptive_quant){ | |
2720 | switch(s->codec_id){ | |
2721 | case CODEC_ID_MPEG4: | |
49fb20cb | 2722 | if (CONFIG_MPEG4_ENCODER) |
674eeb5f | 2723 | ff_clean_mpeg4_qscales(s); |
3ada94ba BF |
2724 | break; |
2725 | case CODEC_ID_H263: | |
2726 | case CODEC_ID_H263P: | |
2727 | case CODEC_ID_FLV1: | |
0bd48530 | 2728 | if (CONFIG_H263_ENCODER) |
674eeb5f | 2729 | ff_clean_h263_qscales(s); |
3ada94ba | 2730 | break; |
ccc4b918 MN |
2731 | default: |
2732 | ff_init_qscale_tab(s); | |
3ada94ba BF |
2733 | } |
2734 | ||
2735 | s->lambda= s->lambda_table[0]; | |
2736 | //FIXME broken | |
2737 | }else | |
2738 | s->lambda= s->current_picture.quality; | |
2739 | //printf("%d %d\n", s->avctx->global_quality, s->current_picture.quality); | |
2740 | update_qscale(s); | |
2741 | return 0; | |
2742 | } | |
2743 | ||
7da31a80 AJ |
2744 | /* must be called before writing the header */ |
2745 | static void set_frame_distances(MpegEncContext * s){ | |
2746 | assert(s->current_picture_ptr->pts != AV_NOPTS_VALUE); | |
2747 | s->time= s->current_picture_ptr->pts*s->avctx->time_base.num; | |
2748 | ||
9701840b | 2749 | if(s->pict_type==FF_B_TYPE){ |
7da31a80 AJ |
2750 | s->pb_time= s->pp_time - (s->last_non_b_time - s->time); |
2751 | assert(s->pb_time > 0 && s->pb_time < s->pp_time); | |
2752 | }else{ | |
2753 | s->pp_time= s->time - s->last_non_b_time; | |
2754 | s->last_non_b_time= s->time; | |
2755 | assert(s->picture_number==0 || s->pp_time > 0); | |
2756 | } | |
2757 | } | |
2758 | ||
3ada94ba BF |
2759 | static int encode_picture(MpegEncContext *s, int picture_number) |
2760 | { | |
2761 | int i; | |
2762 | int bits; | |
2763 | ||
2764 | s->picture_number = picture_number; | |
2765 | ||
2766 | /* Reset the average MB variance */ | |
2767 | s->me.mb_var_sum_temp = | |
2768 | s->me.mc_mb_var_sum_temp = 0; | |
2769 | ||
2770 | /* we need to initialize some time vars before we can encode b-frames */ | |
2771 | // RAL: Condition added for MPEG1VIDEO | |
2772 | if (s->codec_id == CODEC_ID_MPEG1VIDEO || s->codec_id == CODEC_ID_MPEG2VIDEO || (s->h263_pred && !s->h263_msmpeg4)) | |
7da31a80 | 2773 | set_frame_distances(s); |
49fb20cb | 2774 | if(CONFIG_MPEG4_ENCODER && s->codec_id == CODEC_ID_MPEG4) |
7da31a80 | 2775 | ff_set_mpeg4_time(s); |
3ada94ba BF |
2776 | |
2777 | s->me.scene_change_score=0; | |
2778 | ||
e6dba5df | 2779 | // s->lambda= s->current_picture_ptr->quality; //FIXME qscale / ... stuff for ME rate distortion |
3ada94ba | 2780 | |
9701840b | 2781 | if(s->pict_type==FF_I_TYPE){ |
3ada94ba BF |
2782 | if(s->msmpeg4_version >= 3) s->no_rounding=1; |
2783 | else s->no_rounding=0; | |
9701840b | 2784 | }else if(s->pict_type!=FF_B_TYPE){ |
3ada94ba BF |
2785 | if(s->flipflop_rounding || s->codec_id == CODEC_ID_H263P || s->codec_id == CODEC_ID_MPEG4) |
2786 | s->no_rounding ^= 1; | |
2787 | } | |
2788 | ||
2789 | if(s->flags & CODEC_FLAG_PASS2){ | |
2790 | if (estimate_qp(s,1) < 0) | |
2791 | return -1; | |
2792 | ff_get_2pass_fcode(s); | |
2793 | }else if(!(s->flags & CODEC_FLAG_QSCALE)){ | |
9701840b | 2794 | if(s->pict_type==FF_B_TYPE) |
3ada94ba BF |
2795 | s->lambda= s->last_lambda_for[s->pict_type]; |
2796 | else | |
2797 | s->lambda= s->last_lambda_for[s->last_non_b_pict_type]; | |
2798 | update_qscale(s); | |
2799 | } | |
2800 | ||
2801 | s->mb_intra=0; //for the rate distortion & bit compare functions | |
2802 | for(i=1; i<s->avctx->thread_count; i++){ | |
2803 | ff_update_duplicate_context(s->thread_context[i], s); | |
2804 | } | |
2805 | ||
719f3702 MN |
2806 | if(ff_init_me(s)<0) |
2807 | return -1; | |
3ada94ba BF |
2808 | |
2809 | /* Estimate motion for every MB */ | |
9701840b | 2810 | if(s->pict_type != FF_I_TYPE){ |
3ada94ba BF |
2811 | s->lambda = (s->lambda * s->avctx->me_penalty_compensation + 128)>>8; |
2812 | s->lambda2= (s->lambda2* (int64_t)s->avctx->me_penalty_compensation + 128)>>8; | |
9701840b AJ |
2813 | if(s->pict_type != FF_B_TYPE && s->avctx->me_threshold==0){ |
2814 | if((s->avctx->pre_me && s->last_non_b_pict_type==FF_I_TYPE) || s->avctx->pre_me==2){ | |
01418506 | 2815 | s->avctx->execute(s->avctx, pre_estimate_motion_thread, &s->thread_context[0], NULL, s->avctx->thread_count, sizeof(void*)); |
3ada94ba BF |
2816 | } |
2817 | } | |
2818 | ||
01418506 | 2819 | s->avctx->execute(s->avctx, estimate_motion_thread, &s->thread_context[0], NULL, s->avctx->thread_count, sizeof(void*)); |
9701840b | 2820 | }else /* if(s->pict_type == FF_I_TYPE) */{ |
3ada94ba BF |
2821 | /* I-Frame */ |
2822 | for(i=0; i<s->mb_stride*s->mb_height; i++) | |
2823 | s->mb_type[i]= CANDIDATE_MB_TYPE_INTRA; | |
2824 | ||
2825 | if(!s->fixed_qscale){ | |
2826 | /* finding spatial complexity for I-frame rate control */ | |
01418506 | 2827 | s->avctx->execute(s->avctx, mb_var_thread, &s->thread_context[0], NULL, s->avctx->thread_count, sizeof(void*)); |
3ada94ba BF |
2828 | } |
2829 | } | |
2830 | for(i=1; i<s->avctx->thread_count; i++){ | |
2831 | merge_context_after_me(s, s->thread_context[i]); | |
2832 | } | |
2833 | s->current_picture.mc_mb_var_sum= s->current_picture_ptr->mc_mb_var_sum= s->me.mc_mb_var_sum_temp; | |
2834 | s->current_picture. mb_var_sum= s->current_picture_ptr-> mb_var_sum= s->me. mb_var_sum_temp; | |
2835 | emms_c(); | |
2836 | ||
9701840b AJ |
2837 | if(s->me.scene_change_score > s->avctx->scenechange_threshold && s->pict_type == FF_P_TYPE){ |
2838 | s->pict_type= FF_I_TYPE; | |
3ada94ba BF |
2839 | for(i=0; i<s->mb_stride*s->mb_height; i++) |
2840 | s->mb_type[i]= CANDIDATE_MB_TYPE_INTRA; | |
2841 | //printf("Scene change detected, encoding as I Frame %d %d\n", s->current_picture.mb_var_sum, s->current_picture.mc_mb_var_sum); | |
2842 | } | |
2843 | ||
2844 | if(!s->umvplus){ | |
9701840b | 2845 | if(s->pict_type==FF_P_TYPE || s->pict_type==FF_S_TYPE) { |
3ada94ba BF |
2846 | s->f_code= ff_get_best_fcode(s, s->p_mv_table, CANDIDATE_MB_TYPE_INTER); |
2847 | ||
2848 | if(s->flags & CODEC_FLAG_INTERLACED_ME){ | |
2849 | int a,b; | |
2850 | a= ff_get_best_fcode(s, s->p_field_mv_table[0][0], CANDIDATE_MB_TYPE_INTER_I); //FIXME field_select | |
2851 | b= ff_get_best_fcode(s, s->p_field_mv_table[1][1], CANDIDATE_MB_TYPE_INTER_I); | |
159ef4b0 | 2852 | s->f_code= FFMAX3(s->f_code, a, b); |
3ada94ba BF |
2853 | } |
2854 | ||
2855 | ff_fix_long_p_mvs(s); | |
2856 | ff_fix_long_mvs(s, NULL, 0, s->p_mv_table, s->f_code, CANDIDATE_MB_TYPE_INTER, 0); | |
2857 | if(s->flags & CODEC_FLAG_INTERLACED_ME){ | |
2858 | int j; | |
2859 | for(i=0; i<2; i++){ | |
2860 | for(j=0; j<2; j++) | |
2861 | ff_fix_long_mvs(s, s->p_field_select_table[i], j, | |
2862 | s->p_field_mv_table[i][j], s->f_code, CANDIDATE_MB_TYPE_INTER_I, 0); | |
2863 | } | |
2864 | } | |
2865 | } | |
2866 | ||
9701840b | 2867 | if(s->pict_type==FF_B_TYPE){ |
3ada94ba BF |
2868 | int a, b; |
2869 | ||
2870 | a = ff_get_best_fcode(s, s->b_forw_mv_table, CANDIDATE_MB_TYPE_FORWARD); | |
2871 | b = ff_get_best_fcode(s, s->b_bidir_forw_mv_table, CANDIDATE_MB_TYPE_BIDIR); | |
2872 | s->f_code = FFMAX(a, b); | |
2873 | ||
2874 | a = ff_get_best_fcode(s, s->b_back_mv_table, CANDIDATE_MB_TYPE_BACKWARD); | |
2875 | b = ff_get_best_fcode(s, s->b_bidir_back_mv_table, CANDIDATE_MB_TYPE_BIDIR); | |
2876 | s->b_code = FFMAX(a, b); | |
2877 | ||
2878 | ff_fix_long_mvs(s, NULL, 0, s->b_forw_mv_table, s->f_code, CANDIDATE_MB_TYPE_FORWARD, 1); | |
2879 | ff_fix_long_mvs(s, NULL, 0, s->b_back_mv_table, s->b_code, CANDIDATE_MB_TYPE_BACKWARD, 1); | |
2880 | ff_fix_long_mvs(s, NULL, 0, s->b_bidir_forw_mv_table, s->f_code, CANDIDATE_MB_TYPE_BIDIR, 1); | |
2881 | ff_fix_long_mvs(s, NULL, 0, s->b_bidir_back_mv_table, s->b_code, CANDIDATE_MB_TYPE_BIDIR, 1); | |
2882 | if(s->flags & CODEC_FLAG_INTERLACED_ME){ | |
2883 | int dir, j; | |
2884 | for(dir=0; dir<2; dir++){ | |
2885 | for(i=0; i<2; i++){ | |
2886 | for(j=0; j<2; j++){ | |
2887 | int type= dir ? (CANDIDATE_MB_TYPE_BACKWARD_I|CANDIDATE_MB_TYPE_BIDIR_I) | |
2888 | : (CANDIDATE_MB_TYPE_FORWARD_I |CANDIDATE_MB_TYPE_BIDIR_I); | |
2889 | ff_fix_long_mvs(s, s->b_field_select_table[dir][i], j, | |
2890 | s->b_field_mv_table[dir][i][j], dir ? s->b_code : s->f_code, type, 1); | |
2891 | } | |
2892 | } | |
2893 | } | |
2894 | } | |
2895 | } | |
2896 | } | |
2897 | ||
2898 | if (estimate_qp(s, 0) < 0) | |
2899 | return -1; | |
2900 | ||
9701840b | 2901 | if(s->qscale < 3 && s->max_qcoeff<=128 && s->pict_type==FF_I_TYPE && !(s->flags & CODEC_FLAG_QSCALE)) |
3ada94ba BF |
2902 | s->qscale= 3; //reduce clipping problems |
2903 | ||
2904 | if (s->out_format == FMT_MJPEG) { | |
2905 | /* for mjpeg, we do include qscale in the matrix */ | |
3ada94ba BF |
2906 | for(i=1;i<64;i++){ |
2907 | int j= s->dsp.idct_permutation[i]; | |
2908 | ||
2909 | s->intra_matrix[j] = av_clip_uint8((ff_mpeg1_default_intra_matrix[i] * s->qscale) >> 3); | |
2910 | } | |
6506c3d2 | 2911 | s->y_dc_scale_table= |
53f66cee MN |
2912 | s->c_dc_scale_table= ff_mpeg2_dc_scale_table[s->intra_dc_precision]; |
2913 | s->intra_matrix[0] = ff_mpeg2_dc_scale_table[s->intra_dc_precision][8]; | |
69cea75f | 2914 | ff_convert_matrix(&s->dsp, s->q_intra_matrix, s->q_intra_matrix16, |
3ada94ba BF |
2915 | s->intra_matrix, s->intra_quant_bias, 8, 8, 1); |
2916 | s->qscale= 8; | |
2917 | } | |
2918 | ||
2919 | //FIXME var duplication | |
2920 | s->current_picture_ptr->key_frame= | |
9701840b | 2921 | s->current_picture.key_frame= s->pict_type == FF_I_TYPE; //FIXME pic_ptr |
3ada94ba BF |
2922 | s->current_picture_ptr->pict_type= |
2923 | s->current_picture.pict_type= s->pict_type; | |
2924 | ||
2925 | if(s->current_picture.key_frame) | |
2926 | s->picture_in_gop_number=0; | |
2927 | ||
2928 | s->last_bits= put_bits_count(&s->pb); | |
2929 | switch(s->out_format) { | |
2930 | case FMT_MJPEG: | |
49fb20cb | 2931 | if (CONFIG_MJPEG_ENCODER) |
3ada94ba BF |
2932 | ff_mjpeg_encode_picture_header(s); |
2933 | break; | |
2934 | case FMT_H261: | |
49fb20cb | 2935 | if (CONFIG_H261_ENCODER) |
3ada94ba BF |
2936 | ff_h261_encode_picture_header(s, picture_number); |
2937 | break; | |
2938 | case FMT_H263: | |
49fb20cb | 2939 | if (CONFIG_WMV2_ENCODER && s->codec_id == CODEC_ID_WMV2) |
3ada94ba | 2940 | ff_wmv2_encode_picture_header(s, picture_number); |
49fb20cb | 2941 | else if (CONFIG_MSMPEG4_ENCODER && s->h263_msmpeg4) |
3ada94ba | 2942 | msmpeg4_encode_picture_header(s, picture_number); |
49fb20cb | 2943 | else if (CONFIG_MPEG4_ENCODER && s->h263_pred) |
3ada94ba | 2944 | mpeg4_encode_picture_header(s, picture_number); |
49fb20cb | 2945 | else if (CONFIG_RV10_ENCODER && s->codec_id == CODEC_ID_RV10) |
3ada94ba | 2946 | rv10_encode_picture_header(s, picture_number); |
49fb20cb | 2947 | else if (CONFIG_RV20_ENCODER && s->codec_id == CODEC_ID_RV20) |
3ada94ba | 2948 | rv20_encode_picture_header(s, picture_number); |
49fb20cb | 2949 | else if (CONFIG_FLV_ENCODER && s->codec_id == CODEC_ID_FLV1) |
3ada94ba | 2950 | ff_flv_encode_picture_header(s, picture_number); |
f34121f3 | 2951 | else if (CONFIG_H263_ENCODER) |
3ada94ba BF |
2952 | h263_encode_picture_header(s, picture_number); |
2953 | break; | |
2954 | case FMT_MPEG1: | |
49fb20cb | 2955 | if (CONFIG_MPEG1VIDEO_ENCODER || CONFIG_MPEG2VIDEO_ENCODER) |
56be950a | 2956 | mpeg1_encode_picture_header(s, picture_number); |
3ada94ba BF |
2957 | break; |
2958 | case FMT_H264: | |
2959 | break; | |
2960 | default: | |
2961 | assert(0); | |
2962 | } | |
2963 | bits= put_bits_count(&s->pb); | |
2964 | s->header_bits= bits - s->last_bits; | |
2965 | ||
2966 | for(i=1; i<s->avctx->thread_count; i++){ | |
2967 | update_duplicate_context_after_me(s->thread_context[i], s); | |
2968 | } | |
01418506 | 2969 | s->avctx->execute(s->avctx, encode_thread, &s->thread_context[0], NULL, s->avctx->thread_count, sizeof(void*)); |
3ada94ba BF |
2970 | for(i=1; i<s->avctx->thread_count; i++){ |
2971 | merge_context_after_encode(s, s->thread_context[i]); | |
2972 | } | |
2973 | emms_c(); | |
2974 | return 0; | |
2975 | } | |
2976 | ||
2977 | void denoise_dct_c(MpegEncContext *s, DCTELEM *block){ | |
2978 | const int intra= s->mb_intra; | |
2979 | int i; | |
2980 | ||
2981 | s->dct_count[intra]++; | |
2982 | ||
2983 | for(i=0; i<64; i++){ | |
2984 | int level= block[i]; | |
2985 | ||
2986 | if(level){ | |
2987 | if(level>0){ | |
2988 | s->dct_error_sum[intra][i] += level; | |
2989 | level -= s->dct_offset[intra][i]; | |
2990 | if(level<0) level=0; | |
2991 | }else{ | |
2992 | s->dct_error_sum[intra][i] -= level; | |
2993 | level += s->dct_offset[intra][i]; | |
2994 | if(level>0) level=0; | |
2995 | } | |
2996 | block[i]= level; | |
2997 | } | |
2998 | } | |
2999 | } | |
3000 | ||
3001 | int dct_quantize_trellis_c(MpegEncContext *s, | |
3002 | DCTELEM *block, int n, | |
3003 | int qscale, int *overflow){ | |
3004 | const int *qmat; | |
3005 | const uint8_t *scantable= s->intra_scantable.scantable; | |
3006 | const uint8_t *perm_scantable= s->intra_scantable.permutated; | |
3007 | int max=0; | |
3008 | unsigned int threshold1, threshold2; | |
3009 | int bias=0; | |
3010 | int run_tab[65]; | |
3011 | int level_tab[65]; | |
3012 | int score_tab[65]; | |
3013 | int survivor[65]; | |
3014 | int survivor_count; | |
3015 | int last_run=0; | |
3016 | int last_level=0; | |
3017 | int last_score= 0; | |
3018 | int last_i; | |
3019 | int coeff[2][64]; | |
3020 | int coeff_count[64]; | |
3021 | int qmul, qadd, start_i, last_non_zero, i, dc; | |
3022 | const int esc_length= s->ac_esc_length; | |
3023 | uint8_t * length; | |
3024 | uint8_t * last_length; | |
3025 | const int lambda= s->lambda2 >> (FF_LAMBDA_SHIFT - 6); | |
3026 | ||
3027 | s->dsp.fdct (block); | |
3028 | ||
3029 | if(s->dct_error_sum) | |
3030 | s->denoise_dct(s, block); | |
3031 | qmul= qscale*16; | |
3032 | qadd= ((qscale-1)|1)*8; | |
3033 | ||
3034 | if (s->mb_intra) { | |
3035 | int q; | |
3036 | if (!s->h263_aic) { | |
3037 | if (n < 4) | |
3038 | q = s->y_dc_scale; | |
3039 | else | |
3040 | q = s->c_dc_scale; | |
3041 | q = q << 3; | |
3042 | } else{ | |
3043 | /* For AIC we skip quant/dequant of INTRADC */ | |
3044 | q = 1 << 3; | |
3045 | qadd=0; | |
3046 | } | |
3047 | ||
3048 | /* note: block[0] is assumed to be positive */ | |
3049 | block[0] = (block[0] + (q >> 1)) / q; | |
3050 | start_i = 1; | |
3051 | last_non_zero = 0; | |
3052 | qmat = s->q_intra_matrix[qscale]; | |
3053 | if(s->mpeg_quant || s->out_format == FMT_MPEG1) | |
3054 | bias= 1<<(QMAT_SHIFT-1); | |
3055 | length = s->intra_ac_vlc_length; | |
3056 | last_length= s->intra_ac_vlc_last_length; | |
3057 | } else { | |
3058 | start_i = 0; | |
3059 | last_non_zero = -1; | |
3060 | qmat = s->q_inter_matrix[qscale]; | |
3061 | length = s->inter_ac_vlc_length; | |
3062 | last_length= s->inter_ac_vlc_last_length; | |
3063 | } | |
3064 | last_i= start_i; | |
3065 | ||
3066 | threshold1= (1<<QMAT_SHIFT) - bias - 1; | |
3067 | threshold2= (threshold1<<1); | |
3068 | ||
3069 | for(i=63; i>=start_i; i--) { | |
3070 | const int j = scantable[i]; | |
3071 | int level = block[j] * qmat[j]; | |
3072 | ||
3073 | if(((unsigned)(level+threshold1))>threshold2){ | |
3074 | last_non_zero = i; | |
3075 | break; | |
3076 | } | |
3077 | } | |
3078 | ||
3079 | for(i=start_i; i<=last_non_zero; i++) { | |
3080 | const int j = scantable[i]; | |
3081 | int level = block[j] * qmat[j]; | |
3082 | ||
3083 | // if( bias+level >= (1<<(QMAT_SHIFT - 3)) | |
3084 | // || bias-level >= (1<<(QMAT_SHIFT - 3))){ | |
3085 | if(((unsigned)(level+threshold1))>threshold2){ | |
3086 | if(level>0){ | |
3087 | level= (bias + level)>>QMAT_SHIFT; | |
3088 | coeff[0][i]= level; | |
3089 | coeff[1][i]= level-1; | |
3090 | // coeff[2][k]= level-2; | |
3091 | }else{ | |
3092 | level= (bias - level)>>QMAT_SHIFT; | |
3093 | coeff[0][i]= -level; | |
3094 | coeff[1][i]= -level+1; | |
3095 | // coeff[2][k]= -level+2; | |
3096 | } | |
3097 | coeff_count[i]= FFMIN(level, 2); | |
3098 | assert(coeff_count[i]); | |
3099 | max |=level; | |
3100 | }else{ | |
3101 | coeff[0][i]= (level>>31)|1; | |
3102 | coeff_count[i]= 1; | |
3103 | } | |
3104 | } | |
3105 | ||
3106 | *overflow= s->max_qcoeff < max; //overflow might have happened | |
3107 | ||
3108 | if(last_non_zero < start_i){ | |
3109 | memset(block + start_i, 0, (64-start_i)*sizeof(DCTELEM)); | |
3110 | return last_non_zero; | |
3111 | } | |
3112 | ||
3113 | score_tab[start_i]= 0; | |
3114 | survivor[0]= start_i; | |
3115 | survivor_count= 1; | |
3116 | ||
3117 | for(i=start_i; i<=last_non_zero; i++){ | |
e6dba5df | 3118 | int level_index, j, zero_distortion; |
b6bffc46 | 3119 | int dct_coeff= FFABS(block[ scantable[i] ]); |
3ada94ba | 3120 | int best_score=256*256*256*120; |
b6bffc46 MN |
3121 | |
3122 | if ( s->dsp.fdct == fdct_ifast | |
3123 | #ifndef FAAN_POSTSCALE | |
3124 | || s->dsp.fdct == ff_faandct | |
3125 | #endif | |
3126 | ) | |
939e4e3a | 3127 | dct_coeff= (dct_coeff*ff_inv_aanscales[ scantable[i] ]) >> 12; |
e6dba5df | 3128 | zero_distortion= dct_coeff*dct_coeff; |
b6bffc46 | 3129 | |
3ada94ba | 3130 | for(level_index=0; level_index < coeff_count[i]; level_index++){ |
e6dba5df | 3131 | int distortion; |
3ada94ba BF |
3132 | int level= coeff[level_index][i]; |
3133 | const int alevel= FFABS(level); | |
3134 | int unquant_coeff; | |
3135 | ||
3136 | assert(level); | |
3137 | ||
3138 | if(s->out_format == FMT_H263){ | |
3139 | unquant_coeff= alevel*qmul + qadd; | |
3140 | }else{ //MPEG1 | |
3141 | j= s->dsp.idct_permutation[ scantable[i] ]; //FIXME optimize | |
3142 | if(s->mb_intra){ | |
3143 | unquant_coeff = (int)( alevel * qscale * s->intra_matrix[j]) >> 3; | |
3144 | unquant_coeff = (unquant_coeff - 1) | 1; | |
3145 | }else{ | |
3146 | unquant_coeff = ((( alevel << 1) + 1) * qscale * ((int) s->inter_matrix[j])) >> 4; | |
3147 | unquant_coeff = (unquant_coeff - 1) | 1; | |
3148 | } | |
3149 | unquant_coeff<<= 3; | |
3150 | } | |
3151 | ||
e6dba5df | 3152 | distortion= (unquant_coeff - dct_coeff) * (unquant_coeff - dct_coeff) - zero_distortion; |
3ada94ba BF |
3153 | level+=64; |
3154 | if((level&(~127)) == 0){ | |
3155 | for(j=survivor_count-1; j>=0; j--){ | |
3156 | int run= i - survivor[j]; | |
e6dba5df | 3157 | int score= distortion + length[UNI_AC_ENC_INDEX(run, level)]*lambda; |
3ada94ba BF |
3158 | score += score_tab[i-run]; |
3159 | ||
3160 | if(score < best_score){ | |
3161 | best_score= score; | |
3162 | run_tab[i+1]= run; | |
3163 | level_tab[i+1]= level-64; | |
3164 | } | |
3165 | } | |
3166 | ||
3167 | if(s->out_format == FMT_H263){ | |
3168 | for(j=survivor_count-1; j>=0; j--){ | |
3169 | int run= i - survivor[j]; | |
e6dba5df | 3170 | int score= distortion + last_length[UNI_AC_ENC_INDEX(run, level)]*lambda; |
3ada94ba BF |
3171 | score += score_tab[i-run]; |
3172 | if(score < last_score){ | |
3173 | last_score= score; | |
3174 | last_run= run; | |
3175 | last_level= level-64; | |
3176 | last_i= i+1; | |
3177 | } | |
3178 | } | |
3179 | } | |
3180 | }else{ | |
e6dba5df | 3181 | distortion += esc_length*lambda; |
3ada94ba BF |
3182 | for(j=survivor_count-1; j>=0; j--){ |
3183 | int run= i - survivor[j]; | |
e6dba5df | 3184 | int score= distortion + score_tab[i-run]; |
3ada94ba BF |
3185 | |
3186 | if(score < best_score){ | |
3187 | best_score= score; | |
3188 | run_tab[i+1]= run; | |
3189 | level_tab[i+1]= level-64; | |
3190 | } | |
3191 | } | |
3192 | ||
3193 | if(s->out_format == FMT_H263){ | |
3194 | for(j=survivor_count-1; j>=0; j--){ | |
3195 | int run= i - survivor[j]; | |
e6dba5df | 3196 | int score= distortion + score_tab[i-run]; |
3ada94ba BF |
3197 | if(score < last_score){ |
3198 | last_score= score; | |
3199 | last_run= run; | |
3200 | last_level= level-64; | |
3201 | last_i= i+1; | |
3202 | } | |
3203 | } | |
3204 | } | |
3205 | } | |
3206 | } | |
3207 | ||
3208 | score_tab[i+1]= best_score; | |
3209 | ||
3210 | //Note: there is a vlc code in mpeg4 which is 1 bit shorter then another one with a shorter run and the same level | |
3211 | if(last_non_zero <= 27){ | |
3212 | for(; survivor_count; survivor_count--){ | |
3213 | if(score_tab[ survivor[survivor_count-1] ] <= best_score) | |
3214 | break; | |
3215 | } | |
3216 | }else{ | |
3217 | for(; survivor_count; survivor_count--){ | |
3218 | if(score_tab[ survivor[survivor_count-1] ] <= best_score + lambda) | |
3219 | break; | |
3220 | } | |
3221 | } | |
3222 | ||
3223 | survivor[ survivor_count++ ]= i+1; | |
3224 | } | |
3225 | ||
3226 | if(s->out_format != FMT_H263){ | |
3227 | last_score= 256*256*256*120; | |
3228 | for(i= survivor[0]; i<=last_non_zero + 1; i++){ | |
3229 | int score= score_tab[i]; | |
3230 | if(i) score += lambda*2; //FIXME exacter? | |
3231 | ||
3232 | if(score < last_score){ | |
3233 | last_score= score; | |
3234 | last_i= i; | |
3235 | last_level= level_tab[i]; | |
3236 | last_run= run_tab[i]; | |
3237 | } | |
3238 | } | |
3239 | } | |
3240 | ||
3241 | s->coded_score[n] = last_score; | |
3242 | ||
3243 | dc= FFABS(block[0]); | |
3244 | last_non_zero= last_i - 1; | |
3245 | memset(block + start_i, 0, (64-start_i)*sizeof(DCTELEM)); | |
3246 | ||
3247 | if(last_non_zero < start_i) | |
3248 | return last_non_zero; | |
3249 | ||
3250 | if(last_non_zero == 0 && start_i == 0){ | |
3251 | int best_level= 0; | |
3252 | int best_score= dc * dc; | |
3253 | ||
3254 | for(i=0; i<coeff_count[0]; i++){ | |
3255 | int level= coeff[i][0]; | |
3256 | int alevel= FFABS(level); | |
3257 | int unquant_coeff, score, distortion; | |
3258 | ||
3259 | if(s->out_format == FMT_H263){ | |
3260 | unquant_coeff= (alevel*qmul + qadd)>>3; | |
3261 | }else{ //MPEG1 | |
3262 | unquant_coeff = ((( alevel << 1) + 1) * qscale * ((int) s->inter_matrix[0])) >> 4; | |
3263 | unquant_coeff = (unquant_coeff - 1) | 1; | |
3264 | } | |
3265 | unquant_coeff = (unquant_coeff + 4) >> 3; | |
3266 | unquant_coeff<<= 3 + 3; | |
3267 | ||
3268 | distortion= (unquant_coeff - dc) * (unquant_coeff - dc); | |
3269 | level+=64; | |
3270 | if((level&(~127)) == 0) score= distortion + last_length[UNI_AC_ENC_INDEX(0, level)]*lambda; | |
3271 | else score= distortion + esc_length*lambda; | |
3272 | ||
3273 | if(score < best_score){ | |
3274 | best_score= score; | |
3275 | best_level= level - 64; | |
3276 | } | |
3277 | } | |
3278 | block[0]= best_level; | |
3279 | s->coded_score[n] = best_score - dc*dc; | |
3280 | if(best_level == 0) return -1; | |
3281 | else return last_non_zero; | |
3282 | } | |
3283 | ||
3284 | i= last_i; | |
3285 | assert(last_level); | |
3286 | ||
3287 | block[ perm_scantable[last_non_zero] ]= last_level; | |
3288 | i -= last_run + 1; | |
3289 | ||
3290 | for(; i>start_i; i -= run_tab[i] + 1){ | |
3291 | block[ perm_scantable[i-1] ]= level_tab[i]; | |
3292 | } | |
3293 | ||
3294 | return last_non_zero; | |
3295 | } | |
3296 | ||
3297 | //#define REFINE_STATS 1 | |
3298 | static int16_t basis[64][64]; | |
3299 | ||
3300 | static void build_basis(uint8_t *perm){ | |
3301 | int i, j, x, y; | |
3302 | emms_c(); | |
3303 | for(i=0; i<8; i++){ | |
3304 | for(j=0; j<8; j++){ | |
3305 | for(y=0; y<8; y++){ | |
3306 | for(x=0; x<8; x++){ | |
3307 | double s= 0.25*(1<<BASIS_SHIFT); | |
3308 | int index= 8*i + j; | |
3309 | int perm_index= perm[index]; | |
3310 | if(i==0) s*= sqrt(0.5); | |
3311 | if(j==0) s*= sqrt(0.5); | |
3312 | basis[perm_index][8*x + y]= lrintf(s * cos((M_PI/8.0)*i*(x+0.5)) * cos((M_PI/8.0)*j*(y+0.5))); | |
3313 | } | |
3314 | } | |
3315 | } | |
3316 | } | |
3317 | } | |
3318 | ||
3319 | static int dct_quantize_refine(MpegEncContext *s, //FIXME breaks denoise? | |
3320 | DCTELEM *block, int16_t *weight, DCTELEM *orig, | |
3321 | int n, int qscale){ | |
3322 | int16_t rem[64]; | |
40d11227 | 3323 | LOCAL_ALIGNED_16(DCTELEM, d1, [64]); |
3ada94ba BF |
3324 | const uint8_t *scantable= s->intra_scantable.scantable; |
3325 | const uint8_t *perm_scantable= s->intra_scantable.permutated; | |
3326 | // unsigned int threshold1, threshold2; | |
3327 | // int bias=0; | |
3328 | int run_tab[65]; | |
3329 | int prev_run=0; | |
3330 | int prev_level=0; | |
3331 | int qmul, qadd, start_i, last_non_zero, i, dc; | |
3332 | uint8_t * length; | |
3333 | uint8_t * last_length; | |
3334 | int lambda; | |
3335 | int rle_index, run, q = 1, sum; //q is only used when s->mb_intra is true | |
3336 | #ifdef REFINE_STATS | |
3337 | static int count=0; | |
3338 | static int after_last=0; | |
3339 | static int to_zero=0; | |
3340 | static int from_zero=0; | |
3341 | static int raise=0; | |
3342 | static int lower=0; | |
3343 | static int messed_sign=0; | |
3344 | #endif | |
3345 | ||
3346 | if(basis[0][0] == 0) | |
3347 | build_basis(s->dsp.idct_permutation); | |
3348 | ||
3349 | qmul= qscale*2; | |
3350 | qadd= (qscale-1)|1; | |
3351 | if (s->mb_intra) { | |
3352 | if (!s->h263_aic) { | |
3353 | if (n < 4) | |
3354 | q = s->y_dc_scale; | |
3355 | else | |
3356 | q = s->c_dc_scale; | |
3357 | } else{ | |
3358 | /* For AIC we skip quant/dequant of INTRADC */ | |
3359 | q = 1; | |
3360 | qadd=0; | |
3361 | } | |
3362 | q <<= RECON_SHIFT-3; | |
3363 | /* note: block[0] is assumed to be positive */ | |
3364 | dc= block[0]*q; | |
3365 | // block[0] = (block[0] + (q >> 1)) / q; | |
3366 | start_i = 1; | |
3ada94ba BF |
3367 | // if(s->mpeg_quant || s->out_format == FMT_MPEG1) |
3368 | // bias= 1<<(QMAT_SHIFT-1); | |
3369 | length = s->intra_ac_vlc_length; | |
3370 | last_length= s->intra_ac_vlc_last_length; | |
3371 | } else { | |
3372 | dc= 0; | |
3373 | start_i = 0; | |
3ada94ba BF |
3374 | length = s->inter_ac_vlc_length; |
3375 | last_length= s->inter_ac_vlc_last_length; | |
3376 | } | |
3377 | last_non_zero = s->block_last_index[n]; | |
3378 | ||
3379 | #ifdef REFINE_STATS | |
3380 | {START_TIMER | |
3381 | #endif | |
3382 | dc += (1<<(RECON_SHIFT-1)); | |
3383 | for(i=0; i<64; i++){ | |
3384 | rem[i]= dc - (orig[i]<<RECON_SHIFT); //FIXME use orig dirrectly instead of copying to rem[] | |
3385 | } | |
3386 | #ifdef REFINE_STATS | |
3387 | STOP_TIMER("memset rem[]")} | |
3388 | #endif | |
3389 | sum=0; | |
3390 | for(i=0; i<64; i++){ | |
3391 | int one= 36; | |
3392 | int qns=4; | |
3393 | int w; | |
3394 | ||
3395 | w= FFABS(weight[i]) + qns*one; | |
3396 | w= 15 + (48*qns*one + w/2)/w; // 16 .. 63 | |
3397 | ||
3398 | weight[i] = w; | |
3399 | // w=weight[i] = (63*qns + (w/2)) / w; | |
3400 | ||
3401 | assert(w>0); | |
3402 | assert(w<(1<<6)); | |
3403 | sum += w*w; | |
3404 | } | |
3405 | lambda= sum*(uint64_t)s->lambda2 >> (FF_LAMBDA_SHIFT - 6 + 6 + 6 + 6); | |
3406 | #ifdef REFINE_STATS | |
3407 | {START_TIMER | |
3408 | #endif | |
3409 | run=0; | |
3410 | rle_index=0; | |
3411 | for(i=start_i; i<=last_non_zero; i++){ | |
3412 | int j= perm_scantable[i]; | |
3413 | const int level= block[j]; | |
3414 | int coeff; | |
3415 | ||
3416 | if(level){ | |
3417 | if(level<0) coeff= qmul*level - qadd; | |
3418 | else coeff= qmul*level + qadd; | |
3419 | run_tab[rle_index++]=run; | |
3420 | run=0; | |
3421 | ||
3422 | s->dsp.add_8x8basis(rem, basis[j], coeff); | |
3423 | }else{ | |
3424 | run++; | |
3425 | } | |
3426 | } | |
3427 | #ifdef REFINE_STATS | |
3428 | if(last_non_zero>0){ | |
3429 | STOP_TIMER("init rem[]") | |
3430 | } | |
3431 | } | |
3432 | ||
3433 | {START_TIMER | |
3434 | #endif | |
3435 | for(;;){ | |
3436 | int best_score=s->dsp.try_8x8basis(rem, weight, basis[0], 0); | |
3437 | int best_coeff=0; | |
3438 | int best_change=0; | |
3439 | int run2, best_unquant_change=0, analyze_gradient; | |
3440 | #ifdef REFINE_STATS | |
3441 | {START_TIMER | |
3442 | #endif | |
3443 | analyze_gradient = last_non_zero > 2 || s->avctx->quantizer_noise_shaping >= 3; | |
3444 | ||
3445 | if(analyze_gradient){ | |
3446 | #ifdef REFINE_STATS | |
3447 | {START_TIMER | |
3448 | #endif | |
3449 | for(i=0; i<64; i++){ | |
3450 | int w= weight[i]; | |
3451 | ||
3452 | d1[i] = (rem[i]*w*w + (1<<(RECON_SHIFT+12-1)))>>(RECON_SHIFT+12); | |
3453 | } | |
3454 | #ifdef REFINE_STATS | |
3455 | STOP_TIMER("rem*w*w")} | |
3456 | {START_TIMER | |
3457 | #endif | |
3458 | s->dsp.fdct(d1); | |
3459 | #ifdef REFINE_STATS | |
3460 | STOP_TIMER("dct")} | |
3461 | #endif | |
3462 | } | |
3463 | ||
3464 | if(start_i){ | |
3465 | const int level= block[0]; | |
3466 | int change, old_coeff; | |
3467 | ||
3468 | assert(s->mb_intra); | |
3469 | ||
3470 | old_coeff= q*level; | |
3471 | ||
3472 | for(change=-1; change<=1; change+=2){ | |
3473 | int new_level= level + change; | |
3474 | int score, new_coeff; | |
3475 | ||
3476 | new_coeff= q*new_level; | |
3477 | if(new_coeff >= 2048 || new_coeff < 0) | |
3478 | continue; | |
3479 | ||
3480 | score= s->dsp.try_8x8basis(rem, weight, basis[0], new_coeff - old_coeff); | |
3481 | if(score<best_score){ | |
3482 | best_score= score; | |
3483 | best_coeff= 0; | |
3484 | best_change= change; | |
3485 | best_unquant_change= new_coeff - old_coeff; | |
3486 | } | |
3487 | } | |
3488 | } | |
3489 | ||
3490 | run=0; | |
3491 | rle_index=0; | |
3492 | run2= run_tab[rle_index++]; | |
3493 | prev_level=0; | |
3494 | prev_run=0; | |
3495 | ||
3496 | for(i=start_i; i<64; i++){ | |
3497 | int j= perm_scantable[i]; | |
3498 | const int level= block[j]; | |
3499 | int change, old_coeff; | |
3500 | ||
3501 | if(s->avctx->quantizer_noise_shaping < 3 && i > last_non_zero + 1) | |
3502 | break; | |
3503 | ||
3504 | if(level){ | |
3505 | if(level<0) old_coeff= qmul*level - qadd; | |
3506 | else old_coeff= qmul*level + qadd; | |
3507 | run2= run_tab[rle_index++]; //FIXME ! maybe after last | |
3508 | }else{ | |
3509 | old_coeff=0; | |
3510 | run2--; | |
3511 | assert(run2>=0 || i >= last_non_zero ); | |
3512 | } | |
3513 | ||
3514 | for(change=-1; change<=1; change+=2){ | |
3515 | int new_level= level + change; | |
3516 | int score, new_coeff, unquant_change; | |
3517 | ||
3518 | score=0; | |
3519 | if(s->avctx->quantizer_noise_shaping < 2 && FFABS(new_level) > FFABS(level)) | |
3520 | continue; | |
3521 | ||
3522 | if(new_level){ | |
3523 | if(new_level<0) new_coeff= qmul*new_level - qadd; | |
3524 | else new_coeff= qmul*new_level + qadd; | |
3525 | if(new_coeff >= 2048 || new_coeff <= -2048) | |
3526 | continue; | |
3527 | //FIXME check for overflow | |
3528 | ||
3529 | if(level){ | |
3530 | if(level < 63 && level > -63){ | |
3531 | if(i < last_non_zero) | |
3532 | score += length[UNI_AC_ENC_INDEX(run, new_level+64)] | |
3533 | - length[UNI_AC_ENC_INDEX(run, level+64)]; | |
3534 | else | |
3535 | score += last_length[UNI_AC_ENC_INDEX(run, new_level+64)] | |
3536 | - last_length[UNI_AC_ENC_INDEX(run, level+64)]; | |
3537 | } | |
3538 | }else{ | |
3539 | assert(FFABS(new_level)==1); | |
3540 | ||
3541 | if(analyze_gradient){ | |
3542 | int g= d1[ scantable[i] ]; | |
3543 | if(g && (g^new_level) >= 0) | |
3544 | continue; | |
3545 | } | |
3546 | ||
3547 | if(i < last_non_zero){ | |
3548 | int next_i= i + run2 + 1; | |
3549 | int next_level= block[ perm_scantable[next_i] ] + 64; | |
3550 | ||
3551 | if(next_level&(~127)) | |
3552 | next_level= 0; | |
3553 | ||
3554 | if(next_i < last_non_zero) | |
3555 | score += length[UNI_AC_ENC_INDEX(run, 65)] | |
3556 | + length[UNI_AC_ENC_INDEX(run2, next_level)] | |
3557 | - length[UNI_AC_ENC_INDEX(run + run2 + 1, next_level)]; | |
3558 | else | |
3559 | score += length[UNI_AC_ENC_INDEX(run, 65)] | |
3560 | + last_length[UNI_AC_ENC_INDEX(run2, next_level)] | |
3561 | - last_length[UNI_AC_ENC_INDEX(run + run2 + 1, next_level)]; | |
3562 | }else{ | |
3563 | score += last_length[UNI_AC_ENC_INDEX(run, 65)]; | |
3564 | if(prev_level){ | |
3565 | score += length[UNI_AC_ENC_INDEX(prev_run, prev_level)] | |
3566 | - last_length[UNI_AC_ENC_INDEX(prev_run, prev_level)]; | |
3567 | } | |
3568 | } | |
3569 | } | |
3570 | }else{ | |
3571 | new_coeff=0; | |
3572 | assert(FFABS(level)==1); | |
3573 | ||
3574 | if(i < last_non_zero){ | |
3575 | int next_i= i + run2 + 1; | |
3576 | int next_level= block[ perm_scantable[next_i] ] + 64; | |
3577 | ||
3578 | if(next_level&(~127)) | |
3579 | next_level= 0; | |
3580 | ||
3581 | if(next_i < last_non_zero) | |
3582 | score += length[UNI_AC_ENC_INDEX(run + run2 + 1, next_level)] | |
3583 | - length[UNI_AC_ENC_INDEX(run2, next_level)] | |
3584 | - length[UNI_AC_ENC_INDEX(run, 65)]; | |
3585 | else | |
3586 | score += last_length[UNI_AC_ENC_INDEX(run + run2 + 1, next_level)] | |
3587 | - last_length[UNI_AC_ENC_INDEX(run2, next_level)] | |
3588 | - length[UNI_AC_ENC_INDEX(run, 65)]; | |
3589 | }else{ | |
3590 | score += -last_length[UNI_AC_ENC_INDEX(run, 65)]; | |
3591 | if(prev_level){ | |
3592 | score += last_length[UNI_AC_ENC_INDEX(prev_run, prev_level)] | |
3593 | - length[UNI_AC_ENC_INDEX(prev_run, prev_level)]; | |
3594 | } | |
3595 | } | |
3596 | } | |
3597 | ||
3598 | score *= lambda; | |
3599 | ||
3600 | unquant_change= new_coeff - old_coeff; | |
3601 | assert((score < 100*lambda && score > -100*lambda) || lambda==0); | |
3602 | ||
3603 | score+= s->dsp.try_8x8basis(rem, weight, basis[j], unquant_change); | |
3604 | if(score<best_score){ | |
3605 | best_score= score; | |
3606 | best_coeff= i; | |
3607 | best_change= change; | |
3608 | best_unquant_change= unquant_change; | |
3609 | } | |
3610 | } | |
3611 | if(level){ | |
3612 | prev_level= level + 64; | |
3613 | if(prev_level&(~127)) | |
3614 | prev_level= 0; | |
3615 | prev_run= run; | |
3616 | run=0; | |
3617 | }else{ | |
3618 | run++; | |
3619 | } | |
3620 | } | |
3621 | #ifdef REFINE_STATS | |
3622 | STOP_TIMER("iterative step")} | |
3623 | #endif | |
3624 | ||
3625 | if(best_change){ | |
3626 | int j= perm_scantable[ best_coeff ]; | |
3627 | ||
3628 | block[j] += best_change; | |
3629 | ||
3630 | if(best_coeff > last_non_zero){ | |
3631 | last_non_zero= best_coeff; | |
3632 | assert(block[j]); | |
3633 | #ifdef REFINE_STATS | |
3634 | after_last++; | |
3635 | #endif | |
3636 | }else{ | |
3637 | #ifdef REFINE_STATS | |
3638 | if(block[j]){ | |
3639 | if(block[j] - best_change){ | |
3640 | if(FFABS(block[j]) > FFABS(block[j] - best_change)){ | |
3641 | raise++; | |
3642 | }else{ | |
3643 | lower++; | |
3644 | } | |
3645 | }else{ | |
3646 | from_zero++; | |
3647 | } | |
3648 | }else{ | |
3649 | to_zero++; | |
3650 | } | |
3651 | #endif | |
3652 | for(; last_non_zero>=start_i; last_non_zero--){ | |
3653 | if(block[perm_scantable[last_non_zero]]) | |
3654 | break; | |
3655 | } | |
3656 | } | |
3657 | #ifdef REFINE_STATS | |
3658 | count++; | |
3659 | if(256*256*256*64 % count == 0){ | |
3660 | printf("after_last:%d to_zero:%d from_zero:%d raise:%d lower:%d sign:%d xyp:%d/%d/%d\n", after_last, to_zero, from_zero, raise, lower, messed_sign, s->mb_x, s->mb_y, s->picture_number); | |
3661 | } | |
3662 | #endif | |
3663 | run=0; | |
3664 | rle_index=0; | |