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ff4ec49e FB |
1 | /* |
2 | * DSP utils | |
3 | * Copyright (c) 2000, 2001, 2002 Fabrice Bellard. | |
8f2ab833 | 4 | * Copyright (c) 2002-2004 Michael Niedermayer <michaelni@gmx.at> |
ff4ec49e FB |
5 | * |
6 | * This library is free software; you can redistribute it and/or | |
7 | * modify it under the terms of the GNU Lesser General Public | |
8 | * License as published by the Free Software Foundation; either | |
9 | * version 2 of the License, or (at your option) any later version. | |
10 | * | |
11 | * This library is distributed in the hope that it will be useful, | |
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
14 | * Lesser General Public License for more details. | |
15 | * | |
16 | * You should have received a copy of the GNU Lesser General Public | |
17 | * License along with this library; if not, write to the Free Software | |
18 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
19 | */ | |
24641185 MN |
20 | |
21 | /** | |
22 | * @file dsputil.h | |
983e3246 | 23 | * DSP utils. |
5755c27f MN |
24 | * note, many functions in here may use MMX which trashes the FPU state, it is |
25 | * absolutely necessary to call emms_c() between dsp & float/double code | |
24641185 MN |
26 | */ |
27 | ||
de6d9b64 FB |
28 | #ifndef DSPUTIL_H |
29 | #define DSPUTIL_H | |
30 | ||
31 | #include "common.h" | |
43f1708f | 32 | #include "avcodec.h" |
de6d9b64 | 33 | |
24641185 | 34 | |
44eb4951 | 35 | //#define DEBUG |
de6d9b64 FB |
36 | /* dct code */ |
37 | typedef short DCTELEM; | |
38 | ||
03c94ede | 39 | void fdct_ifast (DCTELEM *data); |
48b1f800 | 40 | void fdct_ifast248 (DCTELEM *data); |
28db7fce | 41 | void ff_jpeg_fdct_islow (DCTELEM *data); |
10acc479 | 42 | void ff_fdct248_islow (DCTELEM *data); |
de6d9b64 FB |
43 | |
44 | void j_rev_dct (DCTELEM *data); | |
178fcca8 | 45 | void j_rev_dct4 (DCTELEM *data); |
9ca358b9 | 46 | void j_rev_dct2 (DCTELEM *data); |
1aa8c57b | 47 | void j_rev_dct1 (DCTELEM *data); |
de6d9b64 | 48 | |
3f09f52a | 49 | void ff_fdct_mmx(DCTELEM *block); |
cf3bf5bb | 50 | void ff_fdct_mmx2(DCTELEM *block); |
8fd19ab2 | 51 | void ff_fdct_sse2(DCTELEM *block); |
de6d9b64 | 52 | |
43efd19a | 53 | void ff_h264_idct8_add_c(uint8_t *dst, DCTELEM *block, int stride); |
0fa8158d MN |
54 | void ff_h264_idct_add_c(uint8_t *dst, DCTELEM *block, int stride); |
55 | void ff_h264_lowres_idct_add_c(uint8_t *dst, int stride, DCTELEM *block); | |
56 | void ff_h264_lowres_idct_put_c(uint8_t *dst, int stride, DCTELEM *block); | |
57 | ||
e0eac44e | 58 | /* encoding scans */ |
0c1a9eda ZK |
59 | extern const uint8_t ff_alternate_horizontal_scan[64]; |
60 | extern const uint8_t ff_alternate_vertical_scan[64]; | |
61 | extern const uint8_t ff_zigzag_direct[64]; | |
10acc479 | 62 | extern const uint8_t ff_zigzag248_direct[64]; |
5a240838 | 63 | |
de6d9b64 | 64 | /* pixel operations */ |
f2e92ef2 | 65 | #define MAX_NEG_CROP 1024 |
de6d9b64 FB |
66 | |
67 | /* temporary */ | |
0c1a9eda ZK |
68 | extern uint32_t squareTbl[512]; |
69 | extern uint8_t cropTbl[256 + 2 * MAX_NEG_CROP]; | |
de6d9b64 | 70 | |
44cb64ee | 71 | /* VP3 DSP functions */ |
8b6103da MN |
72 | void ff_vp3_idct_c(DCTELEM *block/* align 16*/); |
73 | void ff_vp3_idct_put_c(uint8_t *dest/*align 8*/, int line_size, DCTELEM *block/*align 16*/); | |
74 | void ff_vp3_idct_add_c(uint8_t *dest/*align 8*/, int line_size, DCTELEM *block/*align 16*/); | |
de6d9b64 | 75 | |
b7c27ee6 | 76 | /* minimum alignment rules ;) |
eb4b3dd3 | 77 | if u notice errors in the align stuff, need more alignment for some asm code for some cpu |
b7c27ee6 MN |
78 | or need to use a function with less aligned data then send a mail to the ffmpeg-dev list, ... |
79 | ||
80 | !warning these alignments might not match reallity, (missing attribute((align)) stuff somewhere possible) | |
81 | i (michael) didnt check them, these are just the alignents which i think could be reached easily ... | |
de6d9b64 | 82 | |
b7c27ee6 MN |
83 | !future video codecs might need functions with less strict alignment |
84 | */ | |
85 | ||
eb4b3dd3 | 86 | /* |
0c1a9eda ZK |
87 | void get_pixels_c(DCTELEM *block, const uint8_t *pixels, int line_size); |
88 | void diff_pixels_c(DCTELEM *block, const uint8_t *s1, const uint8_t *s2, int stride); | |
89 | void put_pixels_clamped_c(const DCTELEM *block, uint8_t *pixels, int line_size); | |
90 | void add_pixels_clamped_c(const DCTELEM *block, uint8_t *pixels, int line_size); | |
649c00c9 | 91 | void clear_blocks_c(DCTELEM *blocks); |
eb4b3dd3 | 92 | */ |
de6d9b64 FB |
93 | |
94 | /* add and put pixel (decoding) */ | |
b7c27ee6 | 95 | // blocksizes for op_pixels_func are 8x4,8x8 16x8 16x16 |
7d67aa9b | 96 | //h for op_pixels_func is limited to {width/2, width} but never larger than 16 and never smaller then 4 |
0c1a9eda | 97 | typedef void (*op_pixels_func)(uint8_t *block/*align width (8 or 16)*/, const uint8_t *pixels/*align 1*/, int line_size, int h); |
669ac79c | 98 | typedef void (*tpel_mc_func)(uint8_t *block/*align width (8 or 16)*/, const uint8_t *pixels/*align 1*/, int line_size, int w, int h); |
0c1a9eda | 99 | typedef void (*qpel_mc_func)(uint8_t *dst/*align width (8 or 16)*/, uint8_t *src/*align 1*/, int stride); |
0da71265 | 100 | typedef void (*h264_chroma_mc_func)(uint8_t *dst/*align 8*/, uint8_t *src/*align 1*/, int srcStride, int h, int x, int y); |
9f2d1b4f LM |
101 | typedef void (*h264_weight_func)(uint8_t *block, int stride, int log2_denom, int weight, int offset); |
102 | typedef void (*h264_biweight_func)(uint8_t *dst, uint8_t *src, int stride, int log2_denom, int weightd, int weights, int offsetd, int offsets); | |
b3184779 | 103 | |
db794953 | 104 | #define DEF_OLD_QPEL(name)\ |
0c1a9eda ZK |
105 | void ff_put_ ## name (uint8_t *dst/*align width (8 or 16)*/, uint8_t *src/*align 1*/, int stride);\ |
106 | void ff_put_no_rnd_ ## name (uint8_t *dst/*align width (8 or 16)*/, uint8_t *src/*align 1*/, int stride);\ | |
107 | void ff_avg_ ## name (uint8_t *dst/*align width (8 or 16)*/, uint8_t *src/*align 1*/, int stride); | |
db794953 MN |
108 | |
109 | DEF_OLD_QPEL(qpel16_mc11_old_c) | |
110 | DEF_OLD_QPEL(qpel16_mc31_old_c) | |
111 | DEF_OLD_QPEL(qpel16_mc12_old_c) | |
112 | DEF_OLD_QPEL(qpel16_mc32_old_c) | |
113 | DEF_OLD_QPEL(qpel16_mc13_old_c) | |
114 | DEF_OLD_QPEL(qpel16_mc33_old_c) | |
115 | DEF_OLD_QPEL(qpel8_mc11_old_c) | |
116 | DEF_OLD_QPEL(qpel8_mc31_old_c) | |
117 | DEF_OLD_QPEL(qpel8_mc12_old_c) | |
118 | DEF_OLD_QPEL(qpel8_mc32_old_c) | |
119 | DEF_OLD_QPEL(qpel8_mc13_old_c) | |
120 | DEF_OLD_QPEL(qpel8_mc33_old_c) | |
b3184779 MN |
121 | |
122 | #define CALL_2X_PIXELS(a, b, n)\ | |
123 | static void a(uint8_t *block, const uint8_t *pixels, int line_size, int h){\ | |
124 | b(block , pixels , line_size, h);\ | |
125 | b(block+n, pixels+n, line_size, h);\ | |
126 | } | |
44eb4951 | 127 | |
de6d9b64 | 128 | /* motion estimation */ |
7d67aa9b MN |
129 | // h is limited to {width/2, width, 2*width} but never larger than 16 and never smaller then 2 |
130 | // allthough currently h<4 is not used as functions with width <8 are not used and neither implemented | |
bb198e19 | 131 | typedef int (*me_cmp_func)(void /*MpegEncContext*/ *s, uint8_t *blk1/*align width (8 or 16)*/, uint8_t *blk2/*align 1*/, int line_size, int h)/* __attribute__ ((const))*/; |
1457ab52 | 132 | |
0da71265 | 133 | |
24641185 MN |
134 | /** |
135 | * DSPContext. | |
136 | */ | |
eb4b3dd3 ZK |
137 | typedef struct DSPContext { |
138 | /* pixel ops : interface with DCT */ | |
0c1a9eda ZK |
139 | void (*get_pixels)(DCTELEM *block/*align 16*/, const uint8_t *pixels/*align 8*/, int line_size); |
140 | void (*diff_pixels)(DCTELEM *block/*align 16*/, const uint8_t *s1/*align 8*/, const uint8_t *s2/*align 8*/, int stride); | |
141 | void (*put_pixels_clamped)(const DCTELEM *block/*align 16*/, uint8_t *pixels/*align 8*/, int line_size); | |
f9ed9d85 | 142 | void (*put_signed_pixels_clamped)(const DCTELEM *block/*align 16*/, uint8_t *pixels/*align 8*/, int line_size); |
0c1a9eda | 143 | void (*add_pixels_clamped)(const DCTELEM *block/*align 16*/, uint8_t *pixels/*align 8*/, int line_size); |
36940eca LM |
144 | void (*add_pixels8)(uint8_t *pixels, DCTELEM *block, int line_size); |
145 | void (*add_pixels4)(uint8_t *pixels, DCTELEM *block, int line_size); | |
d518aebd MN |
146 | /** |
147 | * translational global motion compensation. | |
148 | */ | |
0c1a9eda | 149 | void (*gmc1)(uint8_t *dst/*align 8*/, uint8_t *src/*align 1*/, int srcStride, int h, int x16, int y16, int rounder); |
d518aebd MN |
150 | /** |
151 | * global motion compensation. | |
152 | */ | |
0c1a9eda | 153 | void (*gmc )(uint8_t *dst/*align 8*/, uint8_t *src/*align 1*/, int stride, int h, int ox, int oy, |
eb4b3dd3 ZK |
154 | int dxx, int dxy, int dyx, int dyy, int shift, int r, int width, int height); |
155 | void (*clear_blocks)(DCTELEM *blocks/*align 16*/); | |
0c1a9eda ZK |
156 | int (*pix_sum)(uint8_t * pix, int line_size); |
157 | int (*pix_norm1)(uint8_t * pix, int line_size); | |
bb198e19 MN |
158 | // 16x16 8x8 4x4 2x2 16x8 8x4 4x2 8x16 4x8 2x4 |
159 | ||
622348f9 MN |
160 | me_cmp_func sad[5]; /* identical to pix_absAxA except additional void * */ |
161 | me_cmp_func sse[5]; | |
162 | me_cmp_func hadamard8_diff[5]; | |
163 | me_cmp_func dct_sad[5]; | |
164 | me_cmp_func quant_psnr[5]; | |
165 | me_cmp_func bit[5]; | |
166 | me_cmp_func rd[5]; | |
167 | me_cmp_func vsad[5]; | |
168 | me_cmp_func vsse[5]; | |
e6a2ac34 | 169 | me_cmp_func nsse[5]; |
26efc54e MN |
170 | me_cmp_func w53[5]; |
171 | me_cmp_func w97[5]; | |
0fd6aea1 | 172 | me_cmp_func dct_max[5]; |
1457ab52 | 173 | |
bb198e19 MN |
174 | me_cmp_func me_pre_cmp[5]; |
175 | me_cmp_func me_cmp[5]; | |
176 | me_cmp_func me_sub_cmp[5]; | |
177 | me_cmp_func mb_cmp[5]; | |
622348f9 | 178 | me_cmp_func ildct_cmp[5]; //only width 16 used |
0fd6aea1 | 179 | me_cmp_func frame_skip_cmp[5]; //only width 8 used |
eb4b3dd3 | 180 | |
d518aebd MN |
181 | /** |
182 | * Halfpel motion compensation with rounding (a+b+1)>>1. | |
669ac79c | 183 | * this is an array[4][4] of motion compensation funcions for 4 |
e5771f4f | 184 | * horizontal blocksizes (8,16) and the 4 halfpel positions<br> |
5755c27f | 185 | * *pixels_tab[ 0->16xH 1->8xH ][ xhalfpel + 2*yhalfpel ] |
d518aebd MN |
186 | * @param block destination where the result is stored |
187 | * @param pixels source | |
188 | * @param line_size number of bytes in a horizontal line of block | |
189 | * @param h height | |
190 | */ | |
669ac79c | 191 | op_pixels_func put_pixels_tab[4][4]; |
d518aebd MN |
192 | |
193 | /** | |
194 | * Halfpel motion compensation with rounding (a+b+1)>>1. | |
4e8eed2f | 195 | * This is an array[4][4] of motion compensation functions for 4 |
e5771f4f | 196 | * horizontal blocksizes (8,16) and the 4 halfpel positions<br> |
5755c27f | 197 | * *pixels_tab[ 0->16xH 1->8xH ][ xhalfpel + 2*yhalfpel ] |
d518aebd MN |
198 | * @param block destination into which the result is averaged (a+b+1)>>1 |
199 | * @param pixels source | |
200 | * @param line_size number of bytes in a horizontal line of block | |
201 | * @param h height | |
202 | */ | |
da3b9756 | 203 | op_pixels_func avg_pixels_tab[4][4]; |
d518aebd MN |
204 | |
205 | /** | |
206 | * Halfpel motion compensation with no rounding (a+b)>>1. | |
eb14c713 MN |
207 | * this is an array[2][4] of motion compensation funcions for 2 |
208 | * horizontal blocksizes (8,16) and the 4 halfpel positions<br> | |
5755c27f | 209 | * *pixels_tab[ 0->16xH 1->8xH ][ xhalfpel + 2*yhalfpel ] |
d518aebd MN |
210 | * @param block destination where the result is stored |
211 | * @param pixels source | |
212 | * @param line_size number of bytes in a horizontal line of block | |
213 | * @param h height | |
214 | */ | |
dbc56b39 | 215 | op_pixels_func put_no_rnd_pixels_tab[4][4]; |
d518aebd MN |
216 | |
217 | /** | |
218 | * Halfpel motion compensation with no rounding (a+b)>>1. | |
eb14c713 MN |
219 | * this is an array[2][4] of motion compensation funcions for 2 |
220 | * horizontal blocksizes (8,16) and the 4 halfpel positions<br> | |
5755c27f | 221 | * *pixels_tab[ 0->16xH 1->8xH ][ xhalfpel + 2*yhalfpel ] |
d518aebd MN |
222 | * @param block destination into which the result is averaged (a+b)>>1 |
223 | * @param pixels source | |
224 | * @param line_size number of bytes in a horizontal line of block | |
225 | * @param h height | |
226 | */ | |
dbc56b39 | 227 | op_pixels_func avg_no_rnd_pixels_tab[4][4]; |
669ac79c | 228 | |
c0a0170c MN |
229 | void (*put_no_rnd_pixels_l2[2])(uint8_t *block/*align width (8 or 16)*/, const uint8_t *a/*align 1*/, const uint8_t *b/*align 1*/, int line_size, int h); |
230 | ||
669ac79c MN |
231 | /** |
232 | * Thirdpel motion compensation with rounding (a+b+1)>>1. | |
233 | * this is an array[12] of motion compensation funcions for the 9 thirdpel positions<br> | |
234 | * *pixels_tab[ xthirdpel + 4*ythirdpel ] | |
235 | * @param block destination where the result is stored | |
236 | * @param pixels source | |
237 | * @param line_size number of bytes in a horizontal line of block | |
238 | * @param h height | |
239 | */ | |
240 | tpel_mc_func put_tpel_pixels_tab[11]; //FIXME individual func ptr per width? | |
da3b9756 MM |
241 | tpel_mc_func avg_tpel_pixels_tab[11]; //FIXME individual func ptr per width? |
242 | ||
eb4b3dd3 ZK |
243 | qpel_mc_func put_qpel_pixels_tab[2][16]; |
244 | qpel_mc_func avg_qpel_pixels_tab[2][16]; | |
245 | qpel_mc_func put_no_rnd_qpel_pixels_tab[2][16]; | |
246 | qpel_mc_func avg_no_rnd_qpel_pixels_tab[2][16]; | |
1457ab52 | 247 | qpel_mc_func put_mspel_pixels_tab[8]; |
0da71265 MN |
248 | |
249 | /** | |
250 | * h264 Chram MC | |
251 | */ | |
252 | h264_chroma_mc_func put_h264_chroma_pixels_tab[3]; | |
253 | h264_chroma_mc_func avg_h264_chroma_pixels_tab[3]; | |
eb4b3dd3 | 254 | |
0da71265 MN |
255 | qpel_mc_func put_h264_qpel_pixels_tab[3][16]; |
256 | qpel_mc_func avg_h264_qpel_pixels_tab[3][16]; | |
257 | ||
9f2d1b4f LM |
258 | h264_weight_func weight_h264_pixels_tab[10]; |
259 | h264_biweight_func biweight_h264_pixels_tab[10]; | |
260 | ||
bb198e19 | 261 | me_cmp_func pix_abs[2][4]; |
11f18faf MN |
262 | |
263 | /* huffyuv specific */ | |
11f18faf | 264 | void (*add_bytes)(uint8_t *dst/*align 16*/, uint8_t *src/*align 16*/, int w); |
1457ab52 | 265 | void (*diff_bytes)(uint8_t *dst/*align 16*/, uint8_t *src1/*align 16*/, uint8_t *src2/*align 1*/,int w); |
84705403 MN |
266 | /** |
267 | * subtract huffyuv's variant of median prediction | |
268 | * note, this might read from src1[-1], src2[-1] | |
269 | */ | |
270 | void (*sub_hfyu_median_prediction)(uint8_t *dst, uint8_t *src1, uint8_t *src2, int w, int *left, int *left_top); | |
3d2e8cce | 271 | void (*bswap_buf)(uint32_t *dst, uint32_t *src, int w); |
42251a2a | 272 | |
5cf08f23 LM |
273 | void (*h264_v_loop_filter_luma)(uint8_t *pix, int stride, int alpha, int beta, int8_t *tc0); |
274 | void (*h264_h_loop_filter_luma)(uint8_t *pix, int stride, int alpha, int beta, int8_t *tc0); | |
275 | void (*h264_v_loop_filter_chroma)(uint8_t *pix, int stride, int alpha, int beta, int8_t *tc0); | |
276 | void (*h264_h_loop_filter_chroma)(uint8_t *pix, int stride, int alpha, int beta, int8_t *tc0); | |
277 | void (*h264_v_loop_filter_chroma_intra)(uint8_t *pix, int stride, int alpha, int beta); | |
278 | void (*h264_h_loop_filter_chroma_intra)(uint8_t *pix, int stride, int alpha, int beta); | |
b0368839 | 279 | |
332f9ac4 MN |
280 | void (*h263_v_loop_filter)(uint8_t *src, int stride, int qscale); |
281 | void (*h263_h_loop_filter)(uint8_t *src, int stride, int qscale); | |
282 | ||
fdbbf2e0 | 283 | void (*h261_loop_filter)(uint8_t *src, int stride); |
c6148de2 | 284 | |
b0368839 MN |
285 | /* (I)DCT */ |
286 | void (*fdct)(DCTELEM *block/* align 16*/); | |
10acc479 | 287 | void (*fdct248)(DCTELEM *block/* align 16*/); |
4fb518c3 MN |
288 | |
289 | /* IDCT really*/ | |
290 | void (*idct)(DCTELEM *block/* align 16*/); | |
24641185 MN |
291 | |
292 | /** | |
77c92c2d | 293 | * block -> idct -> clip to unsigned 8 bit -> dest. |
24641185 | 294 | * (-1392, 0, 0, ...) -> idct -> (-174, -174, ...) -> put -> (0, 0, ...) |
a1adf436 | 295 | * @param line_size size in bytes of a horizotal line of dest |
24641185 | 296 | */ |
b0368839 | 297 | void (*idct_put)(uint8_t *dest/*align 8*/, int line_size, DCTELEM *block/*align 16*/); |
24641185 MN |
298 | |
299 | /** | |
300 | * block -> idct -> add dest -> clip to unsigned 8 bit -> dest. | |
a1adf436 | 301 | * @param line_size size in bytes of a horizotal line of dest |
24641185 | 302 | */ |
b0368839 | 303 | void (*idct_add)(uint8_t *dest/*align 8*/, int line_size, DCTELEM *block/*align 16*/); |
24641185 MN |
304 | |
305 | /** | |
77c92c2d | 306 | * idct input permutation. |
05493021 MN |
307 | * several optimized IDCTs need a permutated input (relative to the normal order of the reference |
308 | * IDCT) | |
309 | * this permutation must be performed before the idct_put/add, note, normally this can be merged | |
310 | * with the zigzag/alternate scan<br> | |
24641185 MN |
311 | * an example to avoid confusion: |
312 | * - (->decode coeffs -> zigzag reorder -> dequant -> reference idct ->...) | |
313 | * - (x -> referece dct -> reference idct -> x) | |
314 | * - (x -> referece dct -> simple_mmx_perm = idct_permutation -> simple_idct_mmx -> x) | |
315 | * - (->decode coeffs -> zigzag reorder -> simple_mmx_perm -> dequant -> simple_idct_mmx ->...) | |
316 | */ | |
b0368839 MN |
317 | uint8_t idct_permutation[64]; |
318 | int idct_permutation_type; | |
319 | #define FF_NO_IDCT_PERM 1 | |
320 | #define FF_LIBMPEG2_IDCT_PERM 2 | |
321 | #define FF_SIMPLE_IDCT_PERM 3 | |
322 | #define FF_TRANSPOSE_IDCT_PERM 4 | |
5773a746 | 323 | #define FF_PARTTRANS_IDCT_PERM 5 |
b0368839 | 324 | |
364a1797 MN |
325 | int (*try_8x8basis)(int16_t rem[64], int16_t weight[64], int16_t basis[64], int scale); |
326 | void (*add_8x8basis)(int16_t rem[64], int16_t basis[64], int scale); | |
327 | #define BASIS_SHIFT 16 | |
328 | #define RECON_SHIFT 6 | |
0fa8158d MN |
329 | |
330 | void (*h264_idct_add)(uint8_t *dst, DCTELEM *block, int stride); | |
43efd19a | 331 | void (*h264_idct8_add)(uint8_t *dst, DCTELEM *block, int stride); |
eb4b3dd3 ZK |
332 | } DSPContext; |
333 | ||
59cf08ce | 334 | void dsputil_static_init(void); |
b0368839 | 335 | void dsputil_init(DSPContext* p, AVCodecContext *avctx); |
de6d9b64 | 336 | |
7801d21d MN |
337 | /** |
338 | * permute block according to permuatation. | |
339 | * @param last last non zero element in scantable order | |
340 | */ | |
0c1a9eda | 341 | void ff_block_permute(DCTELEM *block, uint8_t *permutation, const uint8_t *scantable, int last); |
e0eac44e | 342 | |
622348f9 MN |
343 | void ff_set_cmp(DSPContext* c, me_cmp_func *cmp, int type); |
344 | ||
d8085ea7 MN |
345 | #define BYTE_VEC32(c) ((c)*0x01010101UL) |
346 | ||
347 | static inline uint32_t rnd_avg32(uint32_t a, uint32_t b) | |
348 | { | |
349 | return (a | b) - (((a ^ b) & ~BYTE_VEC32(0x01)) >> 1); | |
350 | } | |
351 | ||
352 | static inline uint32_t no_rnd_avg32(uint32_t a, uint32_t b) | |
353 | { | |
354 | return (a & b) + (((a ^ b) & ~BYTE_VEC32(0x01)) >> 1); | |
355 | } | |
356 | ||
26efc54e MN |
357 | static inline int get_penalty_factor(int lambda, int lambda2, int type){ |
358 | switch(type&0xFF){ | |
359 | default: | |
360 | case FF_CMP_SAD: | |
361 | return lambda>>FF_LAMBDA_SHIFT; | |
362 | case FF_CMP_DCT: | |
363 | return (3*lambda)>>(FF_LAMBDA_SHIFT+1); | |
364 | case FF_CMP_W53: | |
365 | return (4*lambda)>>(FF_LAMBDA_SHIFT); | |
366 | case FF_CMP_W97: | |
367 | return (2*lambda)>>(FF_LAMBDA_SHIFT); | |
368 | case FF_CMP_SATD: | |
369 | return (2*lambda)>>FF_LAMBDA_SHIFT; | |
370 | case FF_CMP_RD: | |
371 | case FF_CMP_PSNR: | |
372 | case FF_CMP_SSE: | |
373 | case FF_CMP_NSSE: | |
374 | return lambda2>>FF_LAMBDA_SHIFT; | |
375 | case FF_CMP_BIT: | |
376 | return 1; | |
377 | } | |
378 | } | |
379 | ||
24641185 | 380 | /** |
77c92c2d | 381 | * Empty mmx state. |
24641185 MN |
382 | * this must be called between any dsp function and float/double code. |
383 | * for example sin(); dsp->idct_put(); emms_c(); cos() | |
384 | */ | |
eb4b3dd3 ZK |
385 | #define emms_c() |
386 | ||
e629ab68 RD |
387 | /* should be defined by architectures supporting |
388 | one or more MultiMedia extension */ | |
389 | int mm_support(void); | |
390 | ||
92a69cf8 MM |
391 | #define __align16 __attribute__ ((aligned (16))) |
392 | ||
3d03c0a2 | 393 | #if defined(HAVE_MMX) |
de6d9b64 | 394 | |
18f77016 | 395 | #undef emms_c |
eb4b3dd3 | 396 | |
de6d9b64 FB |
397 | #define MM_MMX 0x0001 /* standard MMX */ |
398 | #define MM_3DNOW 0x0004 /* AMD 3DNOW */ | |
399 | #define MM_MMXEXT 0x0002 /* SSE integer functions or AMD MMX ext */ | |
400 | #define MM_SSE 0x0008 /* SSE functions */ | |
401 | #define MM_SSE2 0x0010 /* PIV SSE2 functions */ | |
e42a152b | 402 | #define MM_3DNOWEXT 0x0020 /* AMD 3DNowExt */ |
de6d9b64 FB |
403 | |
404 | extern int mm_flags; | |
405 | ||
0c1a9eda ZK |
406 | void add_pixels_clamped_mmx(const DCTELEM *block, uint8_t *pixels, int line_size); |
407 | void put_pixels_clamped_mmx(const DCTELEM *block, uint8_t *pixels, int line_size); | |
f9ed9d85 | 408 | void put_signed_pixels_clamped_mmx(const DCTELEM *block, uint8_t *pixels, int line_size); |
de6d9b64 FB |
409 | |
410 | static inline void emms(void) | |
411 | { | |
fb16b7e7 FB |
412 | __asm __volatile ("emms;":::"memory"); |
413 | } | |
414 | ||
1457ab52 | 415 | |
fb16b7e7 FB |
416 | #define emms_c() \ |
417 | {\ | |
418 | if (mm_flags & MM_MMX)\ | |
419 | emms();\ | |
de6d9b64 FB |
420 | } |
421 | ||
422 | #define __align8 __attribute__ ((aligned (8))) | |
3237f731 | 423 | #define STRIDE_ALIGN 8 |
de6d9b64 | 424 | |
b0368839 MN |
425 | void dsputil_init_mmx(DSPContext* c, AVCodecContext *avctx); |
426 | void dsputil_init_pix_mmx(DSPContext* c, AVCodecContext *avctx); | |
2720569a | 427 | |
3d03c0a2 FB |
428 | #elif defined(ARCH_ARMV4L) |
429 | ||
3d03c0a2 | 430 | /* This is to use 4 bytes read to the IDCT pointers for some 'zero' |
92a69cf8 | 431 | line optimizations */ |
3d03c0a2 | 432 | #define __align8 __attribute__ ((aligned (4))) |
3237f731 | 433 | #define STRIDE_ALIGN 4 |
3d03c0a2 | 434 | |
eba9ae3c GB |
435 | #define MM_IWMMXT 0x0100 /* XScale IWMMXT */ |
436 | ||
437 | extern int mm_flags; | |
438 | ||
b0368839 | 439 | void dsputil_init_armv4l(DSPContext* c, AVCodecContext *avctx); |
3d03c0a2 | 440 | |
c34270f5 | 441 | #elif defined(HAVE_MLIB) |
c34270f5 FB |
442 | |
443 | /* SPARC/VIS IDCT needs 8-byte aligned DCT blocks */ | |
444 | #define __align8 __attribute__ ((aligned (8))) | |
3237f731 | 445 | #define STRIDE_ALIGN 8 |
c34270f5 | 446 | |
b0368839 | 447 | void dsputil_init_mlib(DSPContext* c, AVCodecContext *avctx); |
c34270f5 | 448 | |
44f54ceb MN |
449 | #elif defined(ARCH_SPARC) |
450 | ||
451 | /* SPARC/VIS IDCT needs 8-byte aligned DCT blocks */ | |
452 | #define __align8 __attribute__ ((aligned (8))) | |
3237f731 | 453 | #define STRIDE_ALIGN 8 |
44f54ceb MN |
454 | void dsputil_init_vis(DSPContext* c, AVCodecContext *avctx); |
455 | ||
1e98dffb NK |
456 | #elif defined(ARCH_ALPHA) |
457 | ||
1e98dffb | 458 | #define __align8 __attribute__ ((aligned (8))) |
3237f731 | 459 | #define STRIDE_ALIGN 8 |
1e98dffb | 460 | |
b0368839 | 461 | void dsputil_init_alpha(DSPContext* c, AVCodecContext *avctx); |
1e98dffb | 462 | |
59925ef2 BF |
463 | #elif defined(ARCH_POWERPC) |
464 | ||
404d2241 BF |
465 | #define MM_ALTIVEC 0x0001 /* standard AltiVec */ |
466 | ||
467 | extern int mm_flags; | |
468 | ||
3b991c54 | 469 | #if defined(HAVE_ALTIVEC) && !defined(CONFIG_DARWIN) |
9a197a24 | 470 | #define pixel altivec_pixel |
3b991c54 | 471 | #include <altivec.h> |
9a197a24 | 472 | #undef pixel |
3b991c54 RD |
473 | #endif |
474 | ||
59925ef2 | 475 | #define __align8 __attribute__ ((aligned (16))) |
3237f731 | 476 | #define STRIDE_ALIGN 16 |
59925ef2 | 477 | |
b0368839 | 478 | void dsputil_init_ppc(DSPContext* c, AVCodecContext *avctx); |
59925ef2 | 479 | |
d46aba26 LS |
480 | #elif defined(HAVE_MMI) |
481 | ||
d46aba26 | 482 | #define __align8 __attribute__ ((aligned (16))) |
3237f731 | 483 | #define STRIDE_ALIGN 16 |
d46aba26 | 484 | |
b0368839 | 485 | void dsputil_init_mmi(DSPContext* c, AVCodecContext *avctx); |
d46aba26 | 486 | |
0c6bd2ea B |
487 | #elif defined(ARCH_SH4) |
488 | ||
489 | #define __align8 __attribute__ ((aligned (8))) | |
3237f731 | 490 | #define STRIDE_ALIGN 8 |
0c6bd2ea B |
491 | |
492 | void dsputil_init_sh4(DSPContext* c, AVCodecContext *avctx); | |
493 | ||
de6d9b64 FB |
494 | #else |
495 | ||
3237f731 MN |
496 | #define __align8 __attribute__ ((aligned (8))) |
497 | #define STRIDE_ALIGN 8 | |
de6d9b64 FB |
498 | |
499 | #endif | |
500 | ||
6d4985bb FB |
501 | #ifdef __GNUC__ |
502 | ||
503 | struct unaligned_64 { uint64_t l; } __attribute__((packed)); | |
504 | struct unaligned_32 { uint32_t l; } __attribute__((packed)); | |
669ac79c | 505 | struct unaligned_16 { uint16_t l; } __attribute__((packed)); |
6d4985bb | 506 | |
669ac79c | 507 | #define LD16(a) (((const struct unaligned_16 *) (a))->l) |
6d4985bb FB |
508 | #define LD32(a) (((const struct unaligned_32 *) (a))->l) |
509 | #define LD64(a) (((const struct unaligned_64 *) (a))->l) | |
510 | ||
511 | #define ST32(a, b) (((struct unaligned_32 *) (a))->l) = (b) | |
512 | ||
513 | #else /* __GNUC__ */ | |
514 | ||
669ac79c | 515 | #define LD16(a) (*((uint16_t*)(a))) |
6d4985bb FB |
516 | #define LD32(a) (*((uint32_t*)(a))) |
517 | #define LD64(a) (*((uint64_t*)(a))) | |
518 | ||
519 | #define ST32(a, b) *((uint32_t*)(a)) = (b) | |
520 | ||
521 | #endif /* !__GNUC__ */ | |
522 | ||
43f1708f | 523 | /* PSNR */ |
0c1a9eda | 524 | void get_psnr(uint8_t *orig_image[3], uint8_t *coded_image[3], |
43f1708f J |
525 | int orig_linesize[3], int coded_linesize, |
526 | AVCodecContext *avctx); | |
bb6f5690 FB |
527 | |
528 | /* FFT computation */ | |
529 | ||
530 | /* NOTE: soon integer code will be added, so you must use the | |
531 | FFTSample type */ | |
532 | typedef float FFTSample; | |
533 | ||
534 | typedef struct FFTComplex { | |
535 | FFTSample re, im; | |
536 | } FFTComplex; | |
537 | ||
538 | typedef struct FFTContext { | |
539 | int nbits; | |
540 | int inverse; | |
541 | uint16_t *revtab; | |
542 | FFTComplex *exptab; | |
543 | FFTComplex *exptab1; /* only used by SSE code */ | |
544 | void (*fft_calc)(struct FFTContext *s, FFTComplex *z); | |
545 | } FFTContext; | |
546 | ||
68951ecf GB |
547 | int ff_fft_init(FFTContext *s, int nbits, int inverse); |
548 | void ff_fft_permute(FFTContext *s, FFTComplex *z); | |
549 | void ff_fft_calc_c(FFTContext *s, FFTComplex *z); | |
550 | void ff_fft_calc_sse(FFTContext *s, FFTComplex *z); | |
551 | void ff_fft_calc_altivec(FFTContext *s, FFTComplex *z); | |
8d268a7d | 552 | |
68951ecf | 553 | static inline void ff_fft_calc(FFTContext *s, FFTComplex *z) |
bb6f5690 FB |
554 | { |
555 | s->fft_calc(s, z); | |
556 | } | |
68951ecf | 557 | void ff_fft_end(FFTContext *s); |
bb6f5690 FB |
558 | |
559 | /* MDCT computation */ | |
560 | ||
561 | typedef struct MDCTContext { | |
562 | int n; /* size of MDCT (i.e. number of input data * 2) */ | |
563 | int nbits; /* n = 2^nbits */ | |
564 | /* pre/post rotation tables */ | |
565 | FFTSample *tcos; | |
566 | FFTSample *tsin; | |
567 | FFTContext fft; | |
568 | } MDCTContext; | |
569 | ||
82696bee | 570 | int ff_mdct_init(MDCTContext *s, int nbits, int inverse); |
eb4b3dd3 | 571 | void ff_imdct_calc(MDCTContext *s, FFTSample *output, |
bb6f5690 | 572 | const FFTSample *input, FFTSample *tmp); |
eb4b3dd3 | 573 | void ff_mdct_calc(MDCTContext *s, FFTSample *out, |
bb6f5690 | 574 | const FFTSample *input, FFTSample *tmp); |
82696bee | 575 | void ff_mdct_end(MDCTContext *s); |
bb6f5690 | 576 | |
bb198e19 MN |
577 | #define WARPER8_16(name8, name16)\ |
578 | static int name16(void /*MpegEncContext*/ *s, uint8_t *dst, uint8_t *src, int stride, int h){\ | |
579 | return name8(s, dst , src , stride, h)\ | |
580 | +name8(s, dst+8 , src+8 , stride, h);\ | |
581 | } | |
582 | ||
583 | #define WARPER8_16_SQ(name8, name16)\ | |
584 | static int name16(void /*MpegEncContext*/ *s, uint8_t *dst, uint8_t *src, int stride, int h){\ | |
585 | int score=0;\ | |
586 | score +=name8(s, dst , src , stride, 8);\ | |
587 | score +=name8(s, dst+8 , src+8 , stride, 8);\ | |
588 | if(h==16){\ | |
589 | dst += 8*stride;\ | |
590 | src += 8*stride;\ | |
591 | score +=name8(s, dst , src , stride, 8);\ | |
592 | score +=name8(s, dst+8 , src+8 , stride, 8);\ | |
593 | }\ | |
594 | return score;\ | |
1457ab52 MN |
595 | } |
596 | ||
de6d9b64 | 597 | #endif |