Commit | Line | Data |
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de6d9b64 FB |
1 | /* |
2 | * utils for libavcodec | |
406792e7 | 3 | * Copyright (c) 2001 Fabrice Bellard |
8f2ab833 | 4 | * Copyright (c) 2002-2004 Michael Niedermayer <michaelni@gmx.at> |
de6d9b64 | 5 | * |
b78e7197 DB |
6 | * This file is part of FFmpeg. |
7 | * | |
8 | * FFmpeg is free software; you can redistribute it and/or | |
ff4ec49e FB |
9 | * modify it under the terms of the GNU Lesser General Public |
10 | * License as published by the Free Software Foundation; either | |
b78e7197 | 11 | * version 2.1 of the License, or (at your option) any later version. |
de6d9b64 | 12 | * |
b78e7197 | 13 | * FFmpeg is distributed in the hope that it will be useful, |
de6d9b64 | 14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
ff4ec49e FB |
15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
16 | * Lesser General Public License for more details. | |
de6d9b64 | 17 | * |
ff4ec49e | 18 | * You should have received a copy of the GNU Lesser General Public |
b78e7197 | 19 | * License along with FFmpeg; if not, write to the Free Software |
5509bffa | 20 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
de6d9b64 | 21 | */ |
115329f1 | 22 | |
983e3246 | 23 | /** |
ba87f080 | 24 | * @file |
983e3246 MN |
25 | * utils. |
26 | */ | |
115329f1 | 27 | |
7fb94406 | 28 | #include "libavutil/avstring.h" |
245976da DB |
29 | #include "libavutil/integer.h" |
30 | #include "libavutil/crc.h" | |
eb285cfe | 31 | #include "libavutil/pixdesc.h" |
63e8d976 | 32 | #include "libavcore/audioconvert.h" |
05236ed7 | 33 | #include "libavcore/imgutils.h" |
ed5d30d9 | 34 | #include "libavcore/internal.h" |
ba7d6e79 | 35 | #include "libavcore/samplefmt.h" |
de6d9b64 | 36 | #include "avcodec.h" |
3123dd79 | 37 | #include "dsputil.h" |
6ed04040 | 38 | #include "libavutil/opt.h" |
db7ae7d1 | 39 | #include "imgconvert.h" |
9e82a113 | 40 | #include "audioconvert.h" |
0ba39dd1 | 41 | #include "internal.h" |
7246177d | 42 | #include <stdlib.h> |
9b879566 | 43 | #include <stdarg.h> |
4c263142 | 44 | #include <limits.h> |
860a40c8 | 45 | #include <float.h> |
de6d9b64 | 46 | |
ddebfb15 | 47 | static int volatile entangled_thread_counter=0; |
bb875b75 | 48 | static int (*ff_lockmgr_cb)(void **mutex, enum AVLockOp op); |
f988ce6c | 49 | static void *codec_mutex; |
ddebfb15 | 50 | |
372c3f82 | 51 | void *av_fast_realloc(void *ptr, unsigned int *size, FF_INTERNALC_MEM_TYPE min_size) |
8e1e6f31 | 52 | { |
115329f1 | 53 | if(min_size < *size) |
8e1e6f31 | 54 | return ptr; |
115329f1 | 55 | |
372c3f82 | 56 | min_size= FFMAX(17*min_size/16 + 32, min_size); |
8e1e6f31 | 57 | |
372c3f82 | 58 | ptr= av_realloc(ptr, min_size); |
978805b2 | 59 | if(!ptr) //we could set this to the unmodified min_size but this is safer if the user lost the ptr and uses NULL now |
372c3f82 MN |
60 | min_size= 0; |
61 | ||
62 | *size= min_size; | |
978805b2 MN |
63 | |
64 | return ptr; | |
8e1e6f31 FB |
65 | } |
66 | ||
372c3f82 | 67 | void av_fast_malloc(void *ptr, unsigned int *size, FF_INTERNALC_MEM_TYPE min_size) |
238ef6da RD |
68 | { |
69 | void **p = ptr; | |
70 | if (min_size < *size) | |
71 | return; | |
372c3f82 | 72 | min_size= FFMAX(17*min_size/16 + 32, min_size); |
238ef6da | 73 | av_free(*p); |
372c3f82 MN |
74 | *p = av_malloc(min_size); |
75 | if (!*p) min_size = 0; | |
76 | *size= min_size; | |
238ef6da RD |
77 | } |
78 | ||
de6d9b64 | 79 | /* encoder management */ |
e6df765e | 80 | static AVCodec *first_avcodec = NULL; |
de6d9b64 | 81 | |
55b9e69a MN |
82 | AVCodec *av_codec_next(AVCodec *c){ |
83 | if(c) return c->next; | |
84 | else return first_avcodec; | |
85 | } | |
86 | ||
85662f49 | 87 | void avcodec_register(AVCodec *codec) |
de6d9b64 FB |
88 | { |
89 | AVCodec **p; | |
7a961a46 | 90 | avcodec_init(); |
de6d9b64 FB |
91 | p = &first_avcodec; |
92 | while (*p != NULL) p = &(*p)->next; | |
335a761a SS |
93 | *p = codec; |
94 | codec->next = NULL; | |
de6d9b64 FB |
95 | } |
96 | ||
9d385cfe | 97 | #if LIBAVCODEC_VERSION_MAJOR < 53 |
85662f49 SS |
98 | void register_avcodec(AVCodec *codec) |
99 | { | |
100 | avcodec_register(codec); | |
101 | } | |
9d385cfe | 102 | #endif |
85662f49 | 103 | |
0fb49b59 BB |
104 | unsigned avcodec_get_edge_width(void) |
105 | { | |
106 | return EDGE_WIDTH; | |
107 | } | |
108 | ||
21adafec MN |
109 | void avcodec_set_dimensions(AVCodecContext *s, int width, int height){ |
110 | s->coded_width = width; | |
111 | s->coded_height= height; | |
112 | s->width = -((-width )>>s->lowres); | |
113 | s->height= -((-height)>>s->lowres); | |
114 | } | |
115 | ||
d90cf87b | 116 | typedef struct InternalBuffer{ |
1e491e29 | 117 | int last_pic_num; |
d90cf87b | 118 | uint8_t *base[4]; |
1e491e29 | 119 | uint8_t *data[4]; |
237e4938 | 120 | int linesize[4]; |
0701006e MN |
121 | int width, height; |
122 | enum PixelFormat pix_fmt; | |
d90cf87b MN |
123 | }InternalBuffer; |
124 | ||
125 | #define INTERNAL_BUFFER_SIZE 32 | |
1e491e29 | 126 | |
eb285cfe | 127 | void avcodec_align_dimensions2(AVCodecContext *s, int *width, int *height, int linesize_align[4]){ |
115329f1 DB |
128 | int w_align= 1; |
129 | int h_align= 1; | |
130 | ||
f0bbfc4a MN |
131 | switch(s->pix_fmt){ |
132 | case PIX_FMT_YUV420P: | |
71e445fc | 133 | case PIX_FMT_YUYV422: |
ebb177dd | 134 | case PIX_FMT_UYVY422: |
f0bbfc4a | 135 | case PIX_FMT_YUV422P: |
98c82d69 | 136 | case PIX_FMT_YUV440P: |
f0bbfc4a MN |
137 | case PIX_FMT_YUV444P: |
138 | case PIX_FMT_GRAY8: | |
34380af0 KS |
139 | case PIX_FMT_GRAY16BE: |
140 | case PIX_FMT_GRAY16LE: | |
f0bbfc4a MN |
141 | case PIX_FMT_YUVJ420P: |
142 | case PIX_FMT_YUVJ422P: | |
98c82d69 | 143 | case PIX_FMT_YUVJ440P: |
f0bbfc4a | 144 | case PIX_FMT_YUVJ444P: |
b70335a2 | 145 | case PIX_FMT_YUVA420P: |
f0bbfc4a MN |
146 | w_align= 16; //FIXME check for non mpeg style codecs and use less alignment |
147 | h_align= 16; | |
00d1e96b | 148 | if(s->codec_id == CODEC_ID_MPEG2VIDEO || s->codec_id == CODEC_ID_MJPEG || s->codec_id == CODEC_ID_AMV || s->codec_id == CODEC_ID_THP || s->codec_id == CODEC_ID_H264) |
c81185a1 | 149 | h_align= 32; // interlaced is rounded up to 2 MBs |
f0bbfc4a MN |
150 | break; |
151 | case PIX_FMT_YUV411P: | |
71e445fc | 152 | case PIX_FMT_UYYVYY411: |
f0bbfc4a MN |
153 | w_align=32; |
154 | h_align=8; | |
155 | break; | |
156 | case PIX_FMT_YUV410P: | |
157 | if(s->codec_id == CODEC_ID_SVQ1){ | |
158 | w_align=64; | |
159 | h_align=64; | |
160 | } | |
d99fbbf4 RT |
161 | case PIX_FMT_RGB555: |
162 | if(s->codec_id == CODEC_ID_RPZA){ | |
163 | w_align=4; | |
164 | h_align=4; | |
165 | } | |
166 | case PIX_FMT_PAL8: | |
6337178b MN |
167 | case PIX_FMT_BGR8: |
168 | case PIX_FMT_RGB8: | |
d99fbbf4 RT |
169 | if(s->codec_id == CODEC_ID_SMC){ |
170 | w_align=4; | |
171 | h_align=4; | |
172 | } | |
f0bbfc4a | 173 | break; |
c31b8121 RT |
174 | case PIX_FMT_BGR24: |
175 | if((s->codec_id == CODEC_ID_MSZH) || (s->codec_id == CODEC_ID_ZLIB)){ | |
176 | w_align=4; | |
177 | h_align=4; | |
178 | } | |
179 | break; | |
f0bbfc4a MN |
180 | default: |
181 | w_align= 1; | |
182 | h_align= 1; | |
183 | break; | |
184 | } | |
185 | ||
ef516f73 DC |
186 | *width = FFALIGN(*width , w_align); |
187 | *height= FFALIGN(*height, h_align); | |
ba68d9d3 | 188 | if(s->codec_id == CODEC_ID_H264 || s->lowres) |
ae4ffe9f | 189 | *height+=2; // some of the optimized chroma MC reads one line too much |
ba68d9d3 | 190 | // which is also done in mpeg decoders with lowres > 0 |
eb285cfe RD |
191 | |
192 | linesize_align[0] = | |
193 | linesize_align[1] = | |
194 | linesize_align[2] = | |
195 | linesize_align[3] = STRIDE_ALIGN; | |
196 | //STRIDE_ALIGN is 8 for SSE* but this does not work for SVQ1 chroma planes | |
197 | //we could change STRIDE_ALIGN to 16 for x86/sse but it would increase the | |
198 | //picture size unneccessarily in some cases. The solution here is not | |
199 | //pretty and better ideas are welcome! | |
200 | #if HAVE_MMX | |
201 | if(s->codec_id == CODEC_ID_SVQ1 || s->codec_id == CODEC_ID_VP5 || | |
202 | s->codec_id == CODEC_ID_VP6 || s->codec_id == CODEC_ID_VP6F || | |
203 | s->codec_id == CODEC_ID_VP6A) { | |
204 | linesize_align[0] = | |
205 | linesize_align[1] = | |
206 | linesize_align[2] = 16; | |
207 | } | |
208 | #endif | |
209 | } | |
210 | ||
211 | void avcodec_align_dimensions(AVCodecContext *s, int *width, int *height){ | |
212 | int chroma_shift = av_pix_fmt_descriptors[s->pix_fmt].log2_chroma_w; | |
213 | int linesize_align[4]; | |
214 | int align; | |
215 | avcodec_align_dimensions2(s, width, height, linesize_align); | |
216 | align = FFMAX(linesize_align[0], linesize_align[3]); | |
217 | linesize_align[1] <<= chroma_shift; | |
218 | linesize_align[2] <<= chroma_shift; | |
219 | align = FFMAX3(align, linesize_align[1], linesize_align[2]); | |
220 | *width=FFALIGN(*width, align); | |
f0bbfc4a MN |
221 | } |
222 | ||
bf176f58 | 223 | #if LIBAVCODEC_VERSION_MAJOR < 53 |
0ecca7a4 | 224 | int avcodec_check_dimensions(void *av_log_ctx, unsigned int w, unsigned int h){ |
e16f217c | 225 | return av_image_check_size(w, h, 0, av_log_ctx); |
0ecca7a4 | 226 | } |
bf176f58 | 227 | #endif |
0ecca7a4 | 228 | |
492cd3a9 | 229 | int avcodec_default_get_buffer(AVCodecContext *s, AVFrame *pic){ |
1e491e29 | 230 | int i; |
f0bbfc4a MN |
231 | int w= s->width; |
232 | int h= s->height; | |
d90cf87b | 233 | InternalBuffer *buf; |
237e4938 | 234 | int *picture_number; |
0ecca7a4 | 235 | |
65d999d6 MB |
236 | if(pic->data[0]!=NULL) { |
237 | av_log(s, AV_LOG_ERROR, "pic->data[0]!=NULL in avcodec_default_get_buffer\n"); | |
238 | return -1; | |
239 | } | |
240 | if(s->internal_buffer_count >= INTERNAL_BUFFER_SIZE) { | |
241 | av_log(s, AV_LOG_ERROR, "internal_buffer_count overflow (missing release_buffer?)\n"); | |
242 | return -1; | |
243 | } | |
1e491e29 | 244 | |
e16f217c | 245 | if(av_image_check_size(w, h, 0, s)) |
0ecca7a4 MN |
246 | return -1; |
247 | ||
d90cf87b | 248 | if(s->internal_buffer==NULL){ |
6ebc89ac | 249 | s->internal_buffer= av_mallocz((INTERNAL_BUFFER_SIZE+1)*sizeof(InternalBuffer)); |
d90cf87b MN |
250 | } |
251 | #if 0 | |
252 | s->internal_buffer= av_fast_realloc( | |
115329f1 DB |
253 | s->internal_buffer, |
254 | &s->internal_buffer_size, | |
d90cf87b MN |
255 | sizeof(InternalBuffer)*FFMAX(99, s->internal_buffer_count+1)/*FIXME*/ |
256 | ); | |
257 | #endif | |
115329f1 | 258 | |
d90cf87b | 259 | buf= &((InternalBuffer*)s->internal_buffer)[s->internal_buffer_count]; |
6ebc89ac | 260 | picture_number= &(((InternalBuffer*)s->internal_buffer)[INTERNAL_BUFFER_SIZE]).last_pic_num; //FIXME ugly hack |
237e4938 | 261 | (*picture_number)++; |
115329f1 | 262 | |
0701006e MN |
263 | if(buf->base[0] && (buf->width != w || buf->height != h || buf->pix_fmt != s->pix_fmt)){ |
264 | for(i=0; i<4; i++){ | |
265 | av_freep(&buf->base[i]); | |
266 | buf->data[i]= NULL; | |
267 | } | |
268 | } | |
269 | ||
d90cf87b | 270 | if(buf->base[0]){ |
237e4938 MN |
271 | pic->age= *picture_number - buf->last_pic_num; |
272 | buf->last_pic_num= *picture_number; | |
1e491e29 | 273 | }else{ |
f0bbfc4a | 274 | int h_chroma_shift, v_chroma_shift; |
db7ae7d1 VS |
275 | int size[4] = {0}; |
276 | int tmpsize; | |
c9d6e847 | 277 | int unaligned; |
c7622f9a | 278 | AVPicture picture; |
503bc402 | 279 | int stride_align[4]; |
c7622f9a | 280 | |
1e491e29 | 281 | avcodec_get_chroma_sub_sample(s->pix_fmt, &h_chroma_shift, &v_chroma_shift); |
f0bbfc4a | 282 | |
eb285cfe | 283 | avcodec_align_dimensions2(s, &w, &h, stride_align); |
115329f1 | 284 | |
1e491e29 MN |
285 | if(!(s->flags&CODEC_FLAG_EMU_EDGE)){ |
286 | w+= EDGE_WIDTH*2; | |
287 | h+= EDGE_WIDTH*2; | |
288 | } | |
5b67307a | 289 | |
c9d6e847 RD |
290 | do { |
291 | // NOTE: do not align linesizes individually, this breaks e.g. assumptions | |
292 | // that linesize[0] == 2*linesize[1] in the MPEG-encoder for 4:2:2 | |
9d2e0ad8 | 293 | av_image_fill_linesizes(picture.linesize, s->pix_fmt, w); |
c9d6e847 RD |
294 | // increase alignment of w for next try (rhs gives the lowest bit set in w) |
295 | w += w & ~(w-1); | |
db7ae7d1 | 296 | |
c9d6e847 | 297 | unaligned = 0; |
45bae968 | 298 | for (i=0; i<4; i++){ |
c9d6e847 | 299 | unaligned |= picture.linesize[i] % stride_align[i]; |
45bae968 | 300 | } |
c9d6e847 | 301 | } while (unaligned); |
db7ae7d1 | 302 | |
9d2e0ad8 | 303 | tmpsize = av_image_fill_pointers(picture.data, s->pix_fmt, h, NULL, picture.linesize); |
f8c96d01 RD |
304 | if (tmpsize < 0) |
305 | return -1; | |
db7ae7d1 VS |
306 | |
307 | for (i=0; i<3 && picture.data[i+1]; i++) | |
308 | size[i] = picture.data[i+1] - picture.data[i]; | |
cf73e32a | 309 | size[i] = tmpsize - (picture.data[i] - picture.data[0]); |
c7622f9a | 310 | |
d90cf87b | 311 | buf->last_pic_num= -256*256*256*64; |
c7622f9a MN |
312 | memset(buf->base, 0, sizeof(buf->base)); |
313 | memset(buf->data, 0, sizeof(buf->data)); | |
1e491e29 | 314 | |
b70335a2 | 315 | for(i=0; i<4 && size[i]; i++){ |
2c19981a MN |
316 | const int h_shift= i==0 ? 0 : h_chroma_shift; |
317 | const int v_shift= i==0 ? 0 : v_chroma_shift; | |
1e491e29 | 318 | |
c7622f9a | 319 | buf->linesize[i]= picture.linesize[i]; |
1e491e29 | 320 | |
c7622f9a | 321 | buf->base[i]= av_malloc(size[i]+16); //FIXME 16 |
d90cf87b | 322 | if(buf->base[i]==NULL) return -1; |
c7622f9a MN |
323 | memset(buf->base[i], 128, size[i]); |
324 | ||
3491a9b2 | 325 | // no edge if EDGE EMU or not planar YUV |
6337178b | 326 | if((s->flags&CODEC_FLAG_EMU_EDGE) || !size[2]) |
d90cf87b | 327 | buf->data[i] = buf->base[i]; |
1e491e29 | 328 | else |
ef516f73 | 329 | buf->data[i] = buf->base[i] + FFALIGN((buf->linesize[i]*EDGE_WIDTH>>v_shift) + (EDGE_WIDTH>>h_shift), stride_align[i]); |
1e491e29 | 330 | } |
6337178b | 331 | if(size[1] && !size[2]) |
ed5d30d9 | 332 | ff_set_systematic_pal2((uint32_t*)buf->data[1], s->pix_fmt); |
0701006e MN |
333 | buf->width = s->width; |
334 | buf->height = s->height; | |
335 | buf->pix_fmt= s->pix_fmt; | |
1e491e29 MN |
336 | pic->age= 256*256*256*64; |
337 | } | |
237e4938 | 338 | pic->type= FF_BUFFER_TYPE_INTERNAL; |
1e491e29 | 339 | |
d90cf87b MN |
340 | for(i=0; i<4; i++){ |
341 | pic->base[i]= buf->base[i]; | |
342 | pic->data[i]= buf->data[i]; | |
237e4938 | 343 | pic->linesize[i]= buf->linesize[i]; |
d90cf87b MN |
344 | } |
345 | s->internal_buffer_count++; | |
346 | ||
393cbb96 MN |
347 | if(s->pkt) pic->pkt_pts= s->pkt->pts; |
348 | else pic->pkt_pts= AV_NOPTS_VALUE; | |
79de84f2 MN |
349 | pic->reordered_opaque= s->reordered_opaque; |
350 | ||
385c820b AS |
351 | if(s->debug&FF_DEBUG_BUFFERS) |
352 | av_log(s, AV_LOG_DEBUG, "default_get_buffer called on pic %p, %d buffers used\n", pic, s->internal_buffer_count); | |
353 | ||
1e491e29 MN |
354 | return 0; |
355 | } | |
356 | ||
492cd3a9 | 357 | void avcodec_default_release_buffer(AVCodecContext *s, AVFrame *pic){ |
1e491e29 | 358 | int i; |
6829ac8d | 359 | InternalBuffer *buf, *last; |
d90cf87b | 360 | |
4e00e76b | 361 | assert(pic->type==FF_BUFFER_TYPE_INTERNAL); |
59c673d5 | 362 | assert(s->internal_buffer_count); |
d90cf87b | 363 | |
b1609412 | 364 | buf = NULL; /* avoids warning */ |
d90cf87b MN |
365 | for(i=0; i<s->internal_buffer_count; i++){ //just 3-5 checks so is not worth to optimize |
366 | buf= &((InternalBuffer*)s->internal_buffer)[i]; | |
367 | if(buf->data[0] == pic->data[0]) | |
368 | break; | |
369 | } | |
370 | assert(i < s->internal_buffer_count); | |
371 | s->internal_buffer_count--; | |
372 | last = &((InternalBuffer*)s->internal_buffer)[s->internal_buffer_count]; | |
373 | ||
6829ac8d | 374 | FFSWAP(InternalBuffer, *buf, *last); |
d90cf87b | 375 | |
b70335a2 | 376 | for(i=0; i<4; i++){ |
1e491e29 | 377 | pic->data[i]=NULL; |
d90cf87b MN |
378 | // pic->base[i]=NULL; |
379 | } | |
1e491e29 | 380 | //printf("R%X\n", pic->opaque); |
385c820b AS |
381 | |
382 | if(s->debug&FF_DEBUG_BUFFERS) | |
383 | av_log(s, AV_LOG_DEBUG, "default_release_buffer called on pic %p, %d buffers used\n", pic, s->internal_buffer_count); | |
1e491e29 MN |
384 | } |
385 | ||
e1c2a5a0 RT |
386 | int avcodec_default_reget_buffer(AVCodecContext *s, AVFrame *pic){ |
387 | AVFrame temp_pic; | |
388 | int i; | |
389 | ||
390 | /* If no picture return a new buffer */ | |
391 | if(pic->data[0] == NULL) { | |
392 | /* We will copy from buffer, so must be readable */ | |
393 | pic->buffer_hints |= FF_BUFFER_HINTS_READABLE; | |
394 | return s->get_buffer(s, pic); | |
395 | } | |
396 | ||
397 | /* If internal buffer type return the same buffer */ | |
b8af4fe9 | 398 | if(pic->type == FF_BUFFER_TYPE_INTERNAL) { |
62ecd363 NG |
399 | if(s->pkt) pic->pkt_pts= s->pkt->pts; |
400 | else pic->pkt_pts= AV_NOPTS_VALUE; | |
b8af4fe9 | 401 | pic->reordered_opaque= s->reordered_opaque; |
e1c2a5a0 | 402 | return 0; |
b8af4fe9 | 403 | } |
e1c2a5a0 RT |
404 | |
405 | /* | |
406 | * Not internal type and reget_buffer not overridden, emulate cr buffer | |
407 | */ | |
408 | temp_pic = *pic; | |
409 | for(i = 0; i < 4; i++) | |
410 | pic->data[i] = pic->base[i] = NULL; | |
411 | pic->opaque = NULL; | |
412 | /* Allocate new frame */ | |
413 | if (s->get_buffer(s, pic)) | |
414 | return -1; | |
415 | /* Copy image data from old buffer to new buffer */ | |
636d6a4a | 416 | av_picture_copy((AVPicture*)pic, (AVPicture*)&temp_pic, s->pix_fmt, s->width, |
e1c2a5a0 RT |
417 | s->height); |
418 | s->release_buffer(s, &temp_pic); // Release old frame | |
419 | return 0; | |
420 | } | |
421 | ||
3a84713a | 422 | int avcodec_default_execute(AVCodecContext *c, int (*func)(AVCodecContext *c2, void *arg2),void *arg, int *ret, int count, int size){ |
9c3d33d6 MN |
423 | int i; |
424 | ||
425 | for(i=0; i<count; i++){ | |
3a84713a | 426 | int r= func(c, (char*)arg + i*size); |
9c3d33d6 MN |
427 | if(ret) ret[i]= r; |
428 | } | |
429 | return 0; | |
430 | } | |
431 | ||
8d23a86f RD |
432 | int avcodec_default_execute2(AVCodecContext *c, int (*func)(AVCodecContext *c2, void *arg2, int jobnr, int threadnr),void *arg, int *ret, int count){ |
433 | int i; | |
434 | ||
435 | for(i=0; i<count; i++){ | |
436 | int r= func(c, arg, i, 0); | |
437 | if(ret) ret[i]= r; | |
438 | } | |
439 | return 0; | |
440 | } | |
441 | ||
c269cf68 MN |
442 | enum PixelFormat avcodec_default_get_format(struct AVCodecContext *s, const enum PixelFormat *fmt){ |
443 | while (*fmt != PIX_FMT_NONE && ff_is_hwaccel_pix_fmt(*fmt)) | |
444 | ++fmt; | |
a33c7159 MN |
445 | return fmt[0]; |
446 | } | |
447 | ||
9740beff MN |
448 | void avcodec_get_frame_defaults(AVFrame *pic){ |
449 | memset(pic, 0, sizeof(AVFrame)); | |
450 | ||
451 | pic->pts= AV_NOPTS_VALUE; | |
c342499d | 452 | pic->key_frame= 1; |
9740beff MN |
453 | } |
454 | ||
492cd3a9 | 455 | AVFrame *avcodec_alloc_frame(void){ |
9740beff | 456 | AVFrame *pic= av_malloc(sizeof(AVFrame)); |
115329f1 | 457 | |
9740beff | 458 | if(pic==NULL) return NULL; |
115329f1 | 459 | |
9740beff | 460 | avcodec_get_frame_defaults(pic); |
115329f1 | 461 | |
1e491e29 MN |
462 | return pic; |
463 | } | |
464 | ||
5e4c7ca2 | 465 | int attribute_align_arg avcodec_open(AVCodecContext *avctx, AVCodec *codec) |
de6d9b64 | 466 | { |
ddebfb15 | 467 | int ret= -1; |
115329f1 | 468 | |
f988ce6c AÖ |
469 | /* If there is a user-supplied mutex locking routine, call it. */ |
470 | if (ff_lockmgr_cb) { | |
471 | if ((*ff_lockmgr_cb)(&codec_mutex, AV_LOCK_OBTAIN)) | |
472 | return -1; | |
473 | } | |
474 | ||
ddebfb15 MN |
475 | entangled_thread_counter++; |
476 | if(entangled_thread_counter != 1){ | |
477 | av_log(avctx, AV_LOG_ERROR, "insufficient thread locking around avcodec_open/close()\n"); | |
478 | goto end; | |
479 | } | |
de6d9b64 | 480 | |
9c87b8f7 | 481 | if(avctx->codec || !codec) |
ddebfb15 | 482 | goto end; |
09770af8 | 483 | |
0edf8a7a | 484 | if (codec->priv_data_size > 0) { |
dc51a72b | 485 | if(!avctx->priv_data){ |
0edf8a7a | 486 | avctx->priv_data = av_mallocz(codec->priv_data_size); |
90f06cea PI |
487 | if (!avctx->priv_data) { |
488 | ret = AVERROR(ENOMEM); | |
ddebfb15 | 489 | goto end; |
90f06cea | 490 | } |
dc51a72b MN |
491 | if(codec->priv_class){ //this can be droped once all user apps use avcodec_get_context_defaults3() |
492 | *(AVClass**)avctx->priv_data= codec->priv_class; | |
493 | av_opt_set_defaults(avctx->priv_data); | |
494 | } | |
495 | } | |
0edf8a7a PG |
496 | } else { |
497 | avctx->priv_data = NULL; | |
498 | } | |
21adafec MN |
499 | |
500 | if(avctx->coded_width && avctx->coded_height) | |
501 | avcodec_set_dimensions(avctx, avctx->coded_width, avctx->coded_height); | |
502 | else if(avctx->width && avctx->height) | |
503 | avcodec_set_dimensions(avctx, avctx->width, avctx->height); | |
504 | ||
82eac2f3 RD |
505 | if ((avctx->coded_width || avctx->coded_height || avctx->width || avctx->height) |
506 | && ( av_image_check_size(avctx->coded_width, avctx->coded_height, 0, avctx) < 0 | |
507 | || av_image_check_size(avctx->width, avctx->height, 0, avctx) < 0)) { | |
508 | av_log(avctx, AV_LOG_WARNING, "ignoring invalid width/height values\n"); | |
509 | avcodec_set_dimensions(avctx, 0, 0); | |
510 | } | |
511 | ||
f19c58b4 AJ |
512 | /* if the decoder init function was already called previously, |
513 | free the already allocated subtitle_header before overwriting it */ | |
514 | if (codec->decode) | |
515 | av_freep(&avctx->subtitle_header); | |
516 | ||
fa77dd63 | 517 | #define SANE_NB_CHANNELS 128U |
82eac2f3 | 518 | if (avctx->channels > SANE_NB_CHANNELS) { |
7868349a | 519 | ret = AVERROR(EINVAL); |
2a9b5c9b | 520 | goto free_and_end; |
0ecca7a4 MN |
521 | } |
522 | ||
b5c85991 | 523 | avctx->codec = codec; |
72415b2a | 524 | if ((avctx->codec_type == AVMEDIA_TYPE_UNKNOWN || avctx->codec_type == codec->type) && |
681c180d RD |
525 | avctx->codec_id == CODEC_ID_NONE) { |
526 | avctx->codec_type = codec->type; | |
527 | avctx->codec_id = codec->id; | |
528 | } | |
e83c716e AJ |
529 | if (avctx->codec_id != codec->id || (avctx->codec_type != codec->type |
530 | && avctx->codec_type != AVMEDIA_TYPE_ATTACHMENT)) { | |
4c0dda2b | 531 | av_log(avctx, AV_LOG_ERROR, "codec type or id mismatches\n"); |
2a9b5c9b | 532 | goto free_and_end; |
4c0dda2b | 533 | } |
b5c85991 | 534 | avctx->frame_number = 0; |
527c91e3 CEH |
535 | if (avctx->codec->max_lowres < avctx->lowres) { |
536 | av_log(avctx, AV_LOG_ERROR, "The maximum value for lowres supported by the decoder is %d\n", | |
537 | avctx->codec->max_lowres); | |
538 | goto free_and_end; | |
539 | } | |
0fd0ef79 | 540 | |
527c91e3 | 541 | if(avctx->codec->init){ |
2de4f9eb MN |
542 | ret = avctx->codec->init(avctx); |
543 | if (ret < 0) { | |
2a9b5c9b | 544 | goto free_and_end; |
2de4f9eb | 545 | } |
6e546aaa | 546 | } |
ddebfb15 MN |
547 | ret=0; |
548 | end: | |
549 | entangled_thread_counter--; | |
f988ce6c AÖ |
550 | |
551 | /* Release any user-supplied mutex. */ | |
552 | if (ff_lockmgr_cb) { | |
553 | (*ff_lockmgr_cb)(&codec_mutex, AV_LOCK_RELEASE); | |
554 | } | |
ddebfb15 | 555 | return ret; |
2a9b5c9b MN |
556 | free_and_end: |
557 | av_freep(&avctx->priv_data); | |
558 | avctx->codec= NULL; | |
559 | goto end; | |
de6d9b64 FB |
560 | } |
561 | ||
5e4c7ca2 | 562 | int attribute_align_arg avcodec_encode_audio(AVCodecContext *avctx, uint8_t *buf, int buf_size, |
de6d9b64 FB |
563 | const short *samples) |
564 | { | |
0ecca7a4 | 565 | if(buf_size < FF_MIN_BUFFER_SIZE && 0){ |
5286d11f | 566 | av_log(avctx, AV_LOG_ERROR, "buffer smaller than minimum size\n"); |
0ecca7a4 MN |
567 | return -1; |
568 | } | |
6f824977 | 569 | if((avctx->codec->capabilities & CODEC_CAP_DELAY) || samples){ |
8eb027c8 | 570 | int ret = avctx->codec->encode(avctx, buf, buf_size, samples); |
6f824977 MN |
571 | avctx->frame_number++; |
572 | return ret; | |
573 | }else | |
574 | return 0; | |
de6d9b64 FB |
575 | } |
576 | ||
5e4c7ca2 | 577 | int attribute_align_arg avcodec_encode_video(AVCodecContext *avctx, uint8_t *buf, int buf_size, |
492cd3a9 | 578 | const AVFrame *pict) |
de6d9b64 | 579 | { |
0ecca7a4 | 580 | if(buf_size < FF_MIN_BUFFER_SIZE){ |
5286d11f | 581 | av_log(avctx, AV_LOG_ERROR, "buffer smaller than minimum size\n"); |
0ecca7a4 MN |
582 | return -1; |
583 | } | |
e16f217c | 584 | if(av_image_check_size(avctx->width, avctx->height, 0, avctx)) |
0ecca7a4 | 585 | return -1; |
6f824977 | 586 | if((avctx->codec->capabilities & CODEC_CAP_DELAY) || pict){ |
8eb027c8 | 587 | int ret = avctx->codec->encode(avctx, buf, buf_size, pict); |
6f824977 | 588 | avctx->frame_number++; |
bb628dae | 589 | emms_c(); //needed to avoid an emms_c() call before every return; |
115329f1 | 590 | |
6f824977 MN |
591 | return ret; |
592 | }else | |
593 | return 0; | |
de6d9b64 FB |
594 | } |
595 | ||
115329f1 | 596 | int avcodec_encode_subtitle(AVCodecContext *avctx, uint8_t *buf, int buf_size, |
240c1657 FB |
597 | const AVSubtitle *sub) |
598 | { | |
599 | int ret; | |
9413db9e BA |
600 | if(sub->start_display_time) { |
601 | av_log(avctx, AV_LOG_ERROR, "start_display_time must be 0.\n"); | |
602 | return -1; | |
603 | } | |
505aa6c9 BA |
604 | if(sub->num_rects == 0 || !sub->rects) |
605 | return -1; | |
8eb027c8 | 606 | ret = avctx->codec->encode(avctx, buf, buf_size, sub); |
240c1657 FB |
607 | avctx->frame_number++; |
608 | return ret; | |
609 | } | |
610 | ||
164bc38c | 611 | #if FF_API_VIDEO_OLD |
5e4c7ca2 | 612 | int attribute_align_arg avcodec_decode_video(AVCodecContext *avctx, AVFrame *picture, |
de6d9b64 | 613 | int *got_picture_ptr, |
2efa7fd1 | 614 | const uint8_t *buf, int buf_size) |
de6d9b64 | 615 | { |
7a00bbad TB |
616 | AVPacket avpkt; |
617 | av_init_packet(&avpkt); | |
618 | avpkt.data = buf; | |
619 | avpkt.size = buf_size; | |
10f9ff9b RD |
620 | // HACK for CorePNG to decode as normal PNG by default |
621 | avpkt.flags = AV_PKT_FLAG_KEY; | |
7a00bbad TB |
622 | |
623 | return avcodec_decode_video2(avctx, picture, got_picture_ptr, &avpkt); | |
624 | } | |
625 | #endif | |
626 | ||
627 | int attribute_align_arg avcodec_decode_video2(AVCodecContext *avctx, AVFrame *picture, | |
628 | int *got_picture_ptr, | |
629 | AVPacket *avpkt) | |
630 | { | |
de6d9b64 | 631 | int ret; |
115329f1 | 632 | |
53db1cae | 633 | *got_picture_ptr= 0; |
e16f217c | 634 | if((avctx->coded_width||avctx->coded_height) && av_image_check_size(avctx->coded_width, avctx->coded_height, 0, avctx)) |
0ecca7a4 | 635 | return -1; |
393cbb96 MN |
636 | |
637 | avctx->pkt = avpkt; | |
638 | ||
7a00bbad | 639 | if((avctx->codec->capabilities & CODEC_CAP_DELAY) || avpkt->size){ |
115329f1 | 640 | ret = avctx->codec->decode(avctx, picture, got_picture_ptr, |
7a00bbad | 641 | avpkt); |
6bb925f4 | 642 | |
bb628dae | 643 | emms_c(); //needed to avoid an emms_c() call before every return; |
115329f1 | 644 | |
1919feaf MN |
645 | picture->pkt_dts= avpkt->dts; |
646 | ||
115329f1 | 647 | if (*got_picture_ptr) |
934982c4 MN |
648 | avctx->frame_number++; |
649 | }else | |
650 | ret= 0; | |
651 | ||
de6d9b64 FB |
652 | return ret; |
653 | } | |
654 | ||
a377cfa6 | 655 | #if FF_API_AUDIO_OLD |
5e4c7ca2 | 656 | int attribute_align_arg avcodec_decode_audio2(AVCodecContext *avctx, int16_t *samples, |
de6d9b64 | 657 | int *frame_size_ptr, |
2efa7fd1 | 658 | const uint8_t *buf, int buf_size) |
de6d9b64 | 659 | { |
7a00bbad TB |
660 | AVPacket avpkt; |
661 | av_init_packet(&avpkt); | |
662 | avpkt.data = buf; | |
663 | avpkt.size = buf_size; | |
664 | ||
665 | return avcodec_decode_audio3(avctx, samples, frame_size_ptr, &avpkt); | |
666 | } | |
667 | #endif | |
668 | ||
669 | int attribute_align_arg avcodec_decode_audio3(AVCodecContext *avctx, int16_t *samples, | |
670 | int *frame_size_ptr, | |
671 | AVPacket *avpkt) | |
672 | { | |
de6d9b64 FB |
673 | int ret; |
674 | ||
393cbb96 MN |
675 | avctx->pkt = avpkt; |
676 | ||
7a00bbad | 677 | if((avctx->codec->capabilities & CODEC_CAP_DELAY) || avpkt->size){ |
9c856d62 MN |
678 | //FIXME remove the check below _after_ ensuring that all audio check that the available space is enough |
679 | if(*frame_size_ptr < AVCODEC_MAX_AUDIO_FRAME_SIZE){ | |
680 | av_log(avctx, AV_LOG_ERROR, "buffer smaller than AVCODEC_MAX_AUDIO_FRAME_SIZE\n"); | |
681 | return -1; | |
682 | } | |
683 | if(*frame_size_ptr < FF_MIN_BUFFER_SIZE || | |
81fc2f37 | 684 | *frame_size_ptr < avctx->channels * avctx->frame_size * sizeof(int16_t)){ |
9c856d62 MN |
685 | av_log(avctx, AV_LOG_ERROR, "buffer %d too small\n", *frame_size_ptr); |
686 | return -1; | |
687 | } | |
688 | ||
7a00bbad | 689 | ret = avctx->codec->decode(avctx, samples, frame_size_ptr, avpkt); |
fec9ccb7 | 690 | avctx->frame_number++; |
ac66834c | 691 | }else{ |
fec9ccb7 | 692 | ret= 0; |
ac66834c MN |
693 | *frame_size_ptr=0; |
694 | } | |
de6d9b64 FB |
695 | return ret; |
696 | } | |
697 | ||
448ce925 | 698 | #if FF_API_SUBTITLE_OLD |
240c1657 FB |
699 | int avcodec_decode_subtitle(AVCodecContext *avctx, AVSubtitle *sub, |
700 | int *got_sub_ptr, | |
701 | const uint8_t *buf, int buf_size) | |
702 | { | |
7a00bbad TB |
703 | AVPacket avpkt; |
704 | av_init_packet(&avpkt); | |
705 | avpkt.data = buf; | |
706 | avpkt.size = buf_size; | |
707 | ||
708 | return avcodec_decode_subtitle2(avctx, sub, got_sub_ptr, &avpkt); | |
709 | } | |
710 | #endif | |
711 | ||
712 | int avcodec_decode_subtitle2(AVCodecContext *avctx, AVSubtitle *sub, | |
713 | int *got_sub_ptr, | |
714 | AVPacket *avpkt) | |
715 | { | |
240c1657 FB |
716 | int ret; |
717 | ||
393cbb96 | 718 | avctx->pkt = avpkt; |
240c1657 | 719 | *got_sub_ptr = 0; |
7a00bbad | 720 | ret = avctx->codec->decode(avctx, sub, got_sub_ptr, avpkt); |
240c1657 FB |
721 | if (*got_sub_ptr) |
722 | avctx->frame_number++; | |
723 | return ret; | |
724 | } | |
725 | ||
e1d7c883 RD |
726 | void avsubtitle_free(AVSubtitle *sub) |
727 | { | |
728 | int i; | |
729 | ||
730 | for (i = 0; i < sub->num_rects; i++) | |
731 | { | |
8b834ac5 RD |
732 | av_freep(&sub->rects[i]->pict.data[0]); |
733 | av_freep(&sub->rects[i]->pict.data[1]); | |
734 | av_freep(&sub->rects[i]->pict.data[2]); | |
735 | av_freep(&sub->rects[i]->pict.data[3]); | |
736 | av_freep(&sub->rects[i]->text); | |
737 | av_freep(&sub->rects[i]->ass); | |
738 | av_freep(&sub->rects[i]); | |
e1d7c883 RD |
739 | } |
740 | ||
8b834ac5 | 741 | av_freep(&sub->rects); |
e1d7c883 RD |
742 | |
743 | memset(sub, 0, sizeof(AVSubtitle)); | |
744 | } | |
745 | ||
0752cd39 | 746 | av_cold int avcodec_close(AVCodecContext *avctx) |
de6d9b64 | 747 | { |
f988ce6c AÖ |
748 | /* If there is a user-supplied mutex locking routine, call it. */ |
749 | if (ff_lockmgr_cb) { | |
750 | if ((*ff_lockmgr_cb)(&codec_mutex, AV_LOCK_OBTAIN)) | |
751 | return -1; | |
752 | } | |
753 | ||
ddebfb15 MN |
754 | entangled_thread_counter++; |
755 | if(entangled_thread_counter != 1){ | |
756 | av_log(avctx, AV_LOG_ERROR, "insufficient thread locking around avcodec_open/close()\n"); | |
757 | entangled_thread_counter--; | |
758 | return -1; | |
759 | } | |
760 | ||
49fb20cb | 761 | if (HAVE_THREADS && avctx->thread_opaque) |
ab2cfc59 | 762 | avcodec_thread_free(avctx); |
dccda293 | 763 | if (avctx->codec && avctx->codec->close) |
de6d9b64 | 764 | avctx->codec->close(avctx); |
eea8c08f | 765 | avcodec_default_free_buffers(avctx); |
b3ab3199 | 766 | avctx->coded_frame = NULL; |
3123dd79 | 767 | av_freep(&avctx->priv_data); |
77a670e7 | 768 | if(avctx->codec && avctx->codec->encode) |
c4f267ab | 769 | av_freep(&avctx->extradata); |
de6d9b64 | 770 | avctx->codec = NULL; |
ddebfb15 | 771 | entangled_thread_counter--; |
f988ce6c AÖ |
772 | |
773 | /* Release any user-supplied mutex. */ | |
774 | if (ff_lockmgr_cb) { | |
775 | (*ff_lockmgr_cb)(&codec_mutex, AV_LOCK_RELEASE); | |
776 | } | |
de6d9b64 FB |
777 | return 0; |
778 | } | |
779 | ||
780 | AVCodec *avcodec_find_encoder(enum CodecID id) | |
781 | { | |
93ebfeea | 782 | AVCodec *p, *experimental=NULL; |
de6d9b64 FB |
783 | p = first_avcodec; |
784 | while (p) { | |
93ebfeea JG |
785 | if (p->encode != NULL && p->id == id) { |
786 | if (p->capabilities & CODEC_CAP_EXPERIMENTAL && !experimental) { | |
787 | experimental = p; | |
788 | } else | |
789 | return p; | |
790 | } | |
de6d9b64 FB |
791 | p = p->next; |
792 | } | |
93ebfeea | 793 | return experimental; |
de6d9b64 FB |
794 | } |
795 | ||
98f3b098 A |
796 | AVCodec *avcodec_find_encoder_by_name(const char *name) |
797 | { | |
798 | AVCodec *p; | |
fc228c90 AJ |
799 | if (!name) |
800 | return NULL; | |
98f3b098 A |
801 | p = first_avcodec; |
802 | while (p) { | |
803 | if (p->encode != NULL && strcmp(name,p->name) == 0) | |
804 | return p; | |
805 | p = p->next; | |
806 | } | |
807 | return NULL; | |
808 | } | |
809 | ||
de6d9b64 FB |
810 | AVCodec *avcodec_find_decoder(enum CodecID id) |
811 | { | |
812 | AVCodec *p; | |
813 | p = first_avcodec; | |
814 | while (p) { | |
815 | if (p->decode != NULL && p->id == id) | |
816 | return p; | |
817 | p = p->next; | |
818 | } | |
819 | return NULL; | |
820 | } | |
821 | ||
822 | AVCodec *avcodec_find_decoder_by_name(const char *name) | |
823 | { | |
824 | AVCodec *p; | |
fc228c90 AJ |
825 | if (!name) |
826 | return NULL; | |
de6d9b64 FB |
827 | p = first_avcodec; |
828 | while (p) { | |
829 | if (p->decode != NULL && strcmp(name,p->name) == 0) | |
830 | return p; | |
831 | p = p->next; | |
832 | } | |
833 | return NULL; | |
834 | } | |
835 | ||
406aa93f | 836 | static int get_bit_rate(AVCodecContext *ctx) |
ce34ff6b RK |
837 | { |
838 | int bit_rate; | |
839 | int bits_per_sample; | |
840 | ||
841 | switch(ctx->codec_type) { | |
72415b2a | 842 | case AVMEDIA_TYPE_VIDEO: |
4563cf24 SS |
843 | case AVMEDIA_TYPE_DATA: |
844 | case AVMEDIA_TYPE_SUBTITLE: | |
845 | case AVMEDIA_TYPE_ATTACHMENT: | |
ce34ff6b RK |
846 | bit_rate = ctx->bit_rate; |
847 | break; | |
72415b2a | 848 | case AVMEDIA_TYPE_AUDIO: |
ce34ff6b RK |
849 | bits_per_sample = av_get_bits_per_sample(ctx->codec_id); |
850 | bit_rate = bits_per_sample ? ctx->sample_rate * ctx->channels * bits_per_sample : ctx->bit_rate; | |
851 | break; | |
ce34ff6b RK |
852 | default: |
853 | bit_rate = 0; | |
854 | break; | |
855 | } | |
856 | return bit_rate; | |
857 | } | |
858 | ||
7e566bbe SS |
859 | size_t av_get_codec_tag_string(char *buf, size_t buf_size, unsigned int codec_tag) |
860 | { | |
861 | int i, len, ret = 0; | |
862 | ||
863 | for (i = 0; i < 4; i++) { | |
864 | len = snprintf(buf, buf_size, | |
865 | isprint(codec_tag&0xFF) ? "%c" : "[%d]", codec_tag&0xFF); | |
866 | buf += len; | |
867 | buf_size = buf_size > len ? buf_size - len : 0; | |
868 | ret += len; | |
869 | codec_tag>>=8; | |
870 | } | |
871 | return ret; | |
872 | } | |
873 | ||
de6d9b64 FB |
874 | void avcodec_string(char *buf, int buf_size, AVCodecContext *enc, int encode) |
875 | { | |
876 | const char *codec_name; | |
2a81f4bd | 877 | const char *profile = NULL; |
de6d9b64 FB |
878 | AVCodec *p; |
879 | char buf1[32]; | |
a96b68b7 | 880 | int bitrate; |
59771f71 | 881 | AVRational display_aspect_ratio; |
de6d9b64 FB |
882 | |
883 | if (encode) | |
884 | p = avcodec_find_encoder(enc->codec_id); | |
885 | else | |
886 | p = avcodec_find_decoder(enc->codec_id); | |
887 | ||
888 | if (p) { | |
889 | codec_name = p->name; | |
2a81f4bd | 890 | profile = av_get_profile_name(p, enc->profile); |
985180a1 FB |
891 | } else if (enc->codec_id == CODEC_ID_MPEG2TS) { |
892 | /* fake mpeg2 transport stream codec (currently not | |
893 | registered) */ | |
894 | codec_name = "mpeg2ts"; | |
de6d9b64 FB |
895 | } else if (enc->codec_name[0] != '\0') { |
896 | codec_name = enc->codec_name; | |
897 | } else { | |
898 | /* output avi tags */ | |
ab0b5378 SS |
899 | char tag_buf[32]; |
900 | av_get_codec_tag_string(tag_buf, sizeof(tag_buf), enc->codec_tag); | |
901 | snprintf(buf1, sizeof(buf1), "%s / 0x%04X", tag_buf, enc->codec_tag); | |
de6d9b64 FB |
902 | codec_name = buf1; |
903 | } | |
904 | ||
905 | switch(enc->codec_type) { | |
72415b2a | 906 | case AVMEDIA_TYPE_VIDEO: |
de6d9b64 FB |
907 | snprintf(buf, buf_size, |
908 | "Video: %s%s", | |
7d1c3fc1 | 909 | codec_name, enc->mb_decision ? " (hq)" : ""); |
2a81f4bd AH |
910 | if (profile) |
911 | snprintf(buf + strlen(buf), buf_size - strlen(buf), | |
912 | " (%s)", profile); | |
82c0c4ba | 913 | if (enc->pix_fmt != PIX_FMT_NONE) { |
cf087595 FB |
914 | snprintf(buf + strlen(buf), buf_size - strlen(buf), |
915 | ", %s", | |
9bbffbb1 | 916 | avcodec_get_pix_fmt_name(enc->pix_fmt)); |
cf087595 | 917 | } |
de6d9b64 FB |
918 | if (enc->width) { |
919 | snprintf(buf + strlen(buf), buf_size - strlen(buf), | |
21189011 MN |
920 | ", %dx%d", |
921 | enc->width, enc->height); | |
7ee4dd02 | 922 | if (enc->sample_aspect_ratio.num) { |
cbaf50f8 BC |
923 | av_reduce(&display_aspect_ratio.num, &display_aspect_ratio.den, |
924 | enc->width*enc->sample_aspect_ratio.num, | |
925 | enc->height*enc->sample_aspect_ratio.den, | |
926 | 1024*1024); | |
927 | snprintf(buf + strlen(buf), buf_size - strlen(buf), | |
928 | " [PAR %d:%d DAR %d:%d]", | |
929 | enc->sample_aspect_ratio.num, enc->sample_aspect_ratio.den, | |
930 | display_aspect_ratio.num, display_aspect_ratio.den); | |
7ee4dd02 | 931 | } |
a309073b | 932 | if(av_log_get_level() >= AV_LOG_DEBUG){ |
9ce6c138 | 933 | int g= av_gcd(enc->time_base.num, enc->time_base.den); |
21189011 MN |
934 | snprintf(buf + strlen(buf), buf_size - strlen(buf), |
935 | ", %d/%d", | |
936 | enc->time_base.num/g, enc->time_base.den/g); | |
937 | } | |
de6d9b64 | 938 | } |
4bfad535 FB |
939 | if (encode) { |
940 | snprintf(buf + strlen(buf), buf_size - strlen(buf), | |
941 | ", q=%d-%d", enc->qmin, enc->qmax); | |
942 | } | |
de6d9b64 | 943 | break; |
72415b2a | 944 | case AVMEDIA_TYPE_AUDIO: |
de6d9b64 FB |
945 | snprintf(buf, buf_size, |
946 | "Audio: %s", | |
947 | codec_name); | |
2a81f4bd AH |
948 | if (profile) |
949 | snprintf(buf + strlen(buf), buf_size - strlen(buf), | |
950 | " (%s)", profile); | |
de6d9b64 FB |
951 | if (enc->sample_rate) { |
952 | snprintf(buf + strlen(buf), buf_size - strlen(buf), | |
0d72e7d0 | 953 | ", %d Hz", enc->sample_rate); |
de6d9b64 | 954 | } |
0d72e7d0 | 955 | av_strlcat(buf, ", ", buf_size); |
63e8d976 | 956 | av_get_channel_layout_string(buf + strlen(buf), buf_size - strlen(buf), enc->channels, enc->channel_layout); |
5d6e4c16 | 957 | if (enc->sample_fmt != AV_SAMPLE_FMT_NONE) { |
9e82a113 | 958 | snprintf(buf + strlen(buf), buf_size - strlen(buf), |
ba7d6e79 | 959 | ", %s", av_get_sample_fmt_name(enc->sample_fmt)); |
9e82a113 | 960 | } |
de6d9b64 | 961 | break; |
72415b2a | 962 | case AVMEDIA_TYPE_DATA: |
985180a1 | 963 | snprintf(buf, buf_size, "Data: %s", codec_name); |
240c1657 | 964 | break; |
72415b2a | 965 | case AVMEDIA_TYPE_SUBTITLE: |
240c1657 | 966 | snprintf(buf, buf_size, "Subtitle: %s", codec_name); |
985180a1 | 967 | break; |
72415b2a | 968 | case AVMEDIA_TYPE_ATTACHMENT: |
f8d7c9d3 | 969 | snprintf(buf, buf_size, "Attachment: %s", codec_name); |
f8d7c9d3 | 970 | break; |
de6d9b64 | 971 | default: |
9fe5a7b8 MN |
972 | snprintf(buf, buf_size, "Invalid Codec type %d", enc->codec_type); |
973 | return; | |
de6d9b64 | 974 | } |
4bfad535 FB |
975 | if (encode) { |
976 | if (enc->flags & CODEC_FLAG_PASS1) | |
977 | snprintf(buf + strlen(buf), buf_size - strlen(buf), | |
978 | ", pass 1"); | |
979 | if (enc->flags & CODEC_FLAG_PASS2) | |
980 | snprintf(buf + strlen(buf), buf_size - strlen(buf), | |
981 | ", pass 2"); | |
982 | } | |
406aa93f | 983 | bitrate = get_bit_rate(enc); |
a96b68b7 | 984 | if (bitrate != 0) { |
115329f1 | 985 | snprintf(buf + strlen(buf), buf_size - strlen(buf), |
a96b68b7 | 986 | ", %d kb/s", bitrate / 1000); |
de6d9b64 FB |
987 | } |
988 | } | |
989 | ||
060ec0a8 AH |
990 | const char *av_get_profile_name(const AVCodec *codec, int profile) |
991 | { | |
992 | const AVProfile *p; | |
993 | if (profile == FF_PROFILE_UNKNOWN || !codec->profiles) | |
994 | return NULL; | |
995 | ||
996 | for (p = codec->profiles; p->profile != FF_PROFILE_UNKNOWN; p++) | |
997 | if (p->profile == profile) | |
998 | return p->name; | |
999 | ||
1000 | return NULL; | |
1001 | } | |
1002 | ||
156e5023 NK |
1003 | unsigned avcodec_version( void ) |
1004 | { | |
1005 | return LIBAVCODEC_VERSION_INT; | |
1006 | } | |
cf087595 | 1007 | |
41600690 | 1008 | const char *avcodec_configuration(void) |
c1736936 DB |
1009 | { |
1010 | return FFMPEG_CONFIGURATION; | |
1011 | } | |
1012 | ||
41600690 | 1013 | const char *avcodec_license(void) |
c1736936 DB |
1014 | { |
1015 | #define LICENSE_PREFIX "libavcodec license: " | |
1016 | return LICENSE_PREFIX FFMPEG_LICENSE + sizeof(LICENSE_PREFIX) - 1; | |
1017 | } | |
1018 | ||
de6d9b64 FB |
1019 | void avcodec_init(void) |
1020 | { | |
5e534865 | 1021 | static int initialized = 0; |
0344cd0a | 1022 | |
5e534865 | 1023 | if (initialized != 0) |
bb270c08 | 1024 | return; |
5e534865 | 1025 | initialized = 1; |
0344cd0a | 1026 | |
486497e0 | 1027 | dsputil_static_init(); |
de6d9b64 FB |
1028 | } |
1029 | ||
1c2a8c7f MN |
1030 | void avcodec_flush_buffers(AVCodecContext *avctx) |
1031 | { | |
7a06ff14 MN |
1032 | if(avctx->codec->flush) |
1033 | avctx->codec->flush(avctx); | |
1c2a8c7f MN |
1034 | } |
1035 | ||
b100eab8 | 1036 | void avcodec_default_free_buffers(AVCodecContext *s){ |
d90cf87b MN |
1037 | int i, j; |
1038 | ||
1039 | if(s->internal_buffer==NULL) return; | |
115329f1 | 1040 | |
ea09f691 RD |
1041 | if (s->internal_buffer_count) |
1042 | av_log(s, AV_LOG_WARNING, "Found %i unreleased buffers!\n", s->internal_buffer_count); | |
d90cf87b MN |
1043 | for(i=0; i<INTERNAL_BUFFER_SIZE; i++){ |
1044 | InternalBuffer *buf= &((InternalBuffer*)s->internal_buffer)[i]; | |
1045 | for(j=0; j<4; j++){ | |
1046 | av_freep(&buf->base[j]); | |
1047 | buf->data[j]= NULL; | |
1048 | } | |
1049 | } | |
1050 | av_freep(&s->internal_buffer); | |
115329f1 | 1051 | |
d90cf87b MN |
1052 | s->internal_buffer_count=0; |
1053 | } | |
1054 | ||
d8085ea7 MN |
1055 | char av_get_pict_type_char(int pict_type){ |
1056 | switch(pict_type){ | |
fbd4293d AJ |
1057 | case FF_I_TYPE: return 'I'; |
1058 | case FF_P_TYPE: return 'P'; | |
1059 | case FF_B_TYPE: return 'B'; | |
1060 | case FF_S_TYPE: return 'S'; | |
1061 | case FF_SI_TYPE:return 'i'; | |
1062 | case FF_SP_TYPE:return 'p'; | |
48d533e6 | 1063 | case FF_BI_TYPE:return 'b'; |
c06ccb13 | 1064 | default: return '?'; |
d8085ea7 MN |
1065 | } |
1066 | } | |
1067 | ||
ac3e1834 BC |
1068 | int av_get_bits_per_sample(enum CodecID codec_id){ |
1069 | switch(codec_id){ | |
5da71469 | 1070 | case CODEC_ID_ADPCM_SBPRO_2: |
f1b163e0 | 1071 | return 2; |
5da71469 | 1072 | case CODEC_ID_ADPCM_SBPRO_3: |
f1b163e0 | 1073 | return 3; |
5da71469 | 1074 | case CODEC_ID_ADPCM_SBPRO_4: |
f1b163e0 | 1075 | case CODEC_ID_ADPCM_CT: |
07f2a575 | 1076 | case CODEC_ID_ADPCM_IMA_WAV: |
9df9b810 DV |
1077 | case CODEC_ID_ADPCM_MS: |
1078 | case CODEC_ID_ADPCM_YAMAHA: | |
f1b163e0 | 1079 | return 4; |
ac3e1834 BC |
1080 | case CODEC_ID_PCM_ALAW: |
1081 | case CODEC_ID_PCM_MULAW: | |
1082 | case CODEC_ID_PCM_S8: | |
1083 | case CODEC_ID_PCM_U8: | |
9d49b8ff | 1084 | case CODEC_ID_PCM_ZORK: |
ac3e1834 BC |
1085 | return 8; |
1086 | case CODEC_ID_PCM_S16BE: | |
1087 | case CODEC_ID_PCM_S16LE: | |
725d86bf | 1088 | case CODEC_ID_PCM_S16LE_PLANAR: |
ac3e1834 BC |
1089 | case CODEC_ID_PCM_U16BE: |
1090 | case CODEC_ID_PCM_U16LE: | |
1091 | return 16; | |
1092 | case CODEC_ID_PCM_S24DAUD: | |
1093 | case CODEC_ID_PCM_S24BE: | |
1094 | case CODEC_ID_PCM_S24LE: | |
1095 | case CODEC_ID_PCM_U24BE: | |
1096 | case CODEC_ID_PCM_U24LE: | |
1097 | return 24; | |
1098 | case CODEC_ID_PCM_S32BE: | |
1099 | case CODEC_ID_PCM_S32LE: | |
1100 | case CODEC_ID_PCM_U32BE: | |
1101 | case CODEC_ID_PCM_U32LE: | |
aa29709e | 1102 | case CODEC_ID_PCM_F32BE: |
143a5d6f | 1103 | case CODEC_ID_PCM_F32LE: |
ac3e1834 | 1104 | return 32; |
143a5d6f PR |
1105 | case CODEC_ID_PCM_F64BE: |
1106 | case CODEC_ID_PCM_F64LE: | |
1107 | return 64; | |
ac3e1834 BC |
1108 | default: |
1109 | return 0; | |
1110 | } | |
1111 | } | |
1112 | ||
6f84cd12 | 1113 | #if FF_API_OLD_SAMPLE_FMT |
5d6e4c16 | 1114 | int av_get_bits_per_sample_format(enum AVSampleFormat sample_fmt) { |
6f84cd12 | 1115 | return av_get_bits_per_sample_fmt(sample_fmt); |
42c71907 | 1116 | } |
6f84cd12 | 1117 | #endif |
42c71907 | 1118 | |
b250f9c6 | 1119 | #if !HAVE_THREADS |
ca8ad847 | 1120 | int avcodec_thread_init(AVCodecContext *s, int thread_count){ |
2e418f5e | 1121 | s->thread_count = thread_count; |
ca8ad847 MN |
1122 | return -1; |
1123 | } | |
1124 | #endif | |
ad2b531d MR |
1125 | |
1126 | unsigned int av_xiphlacing(unsigned char *s, unsigned int v) | |
1127 | { | |
1128 | unsigned int n = 0; | |
1129 | ||
1130 | while(v >= 0xff) { | |
1131 | *s++ = 0xff; | |
1132 | v -= 0xff; | |
1133 | n++; | |
1134 | } | |
1135 | *s = v; | |
1136 | n++; | |
1137 | return n; | |
1138 | } | |
1005f542 | 1139 | |
126b638e SS |
1140 | #if LIBAVCODEC_VERSION_MAJOR < 53 |
1141 | #include "libavcore/parseutils.h" | |
26ef3220 SS |
1142 | |
1143 | int av_parse_video_frame_size(int *width_ptr, int *height_ptr, const char *str) | |
1144 | { | |
126b638e | 1145 | return av_parse_video_size(width_ptr, height_ptr, str); |
26ef3220 SS |
1146 | } |
1147 | ||
1148 | int av_parse_video_frame_rate(AVRational *frame_rate, const char *arg) | |
1149 | { | |
126b638e | 1150 | return av_parse_video_rate(frame_rate, arg); |
26ef3220 | 1151 | } |
126b638e | 1152 | #endif |
ea779d91 | 1153 | |
c46eeae2 MN |
1154 | int ff_match_2uint16(const uint16_t (*tab)[2], int size, int a, int b){ |
1155 | int i; | |
1156 | for(i=0; i<size && !(tab[i][0]==a && tab[i][1]==b); i++); | |
1157 | return i; | |
1158 | } | |
1159 | ||
ce863d7f | 1160 | void av_log_missing_feature(void *avc, const char *feature, int want_sample) |
ea779d91 JR |
1161 | { |
1162 | av_log(avc, AV_LOG_WARNING, "%s not implemented. Update your FFmpeg " | |
db323491 | 1163 | "version to the newest one from Git. If the problem still " |
ea779d91 JR |
1164 | "occurs, it means that your file has a feature which has not " |
1165 | "been implemented.", feature); | |
1166 | if(want_sample) | |
ce863d7f | 1167 | av_log_ask_for_sample(avc, NULL); |
0ba39dd1 KG |
1168 | else |
1169 | av_log(avc, AV_LOG_WARNING, "\n"); | |
1170 | } | |
1171 | ||
ce863d7f | 1172 | void av_log_ask_for_sample(void *avc, const char *msg) |
0ba39dd1 KG |
1173 | { |
1174 | if (msg) | |
1175 | av_log(avc, AV_LOG_WARNING, "%s ", msg); | |
1176 | av_log(avc, AV_LOG_WARNING, "If you want to help, upload a sample " | |
1177 | "of this file to ftp://upload.ffmpeg.org/MPlayer/incoming/ " | |
1178 | "and contact the ffmpeg-devel mailing list.\n"); | |
ea779d91 | 1179 | } |
c895618b MN |
1180 | |
1181 | static AVHWAccel *first_hwaccel = NULL; | |
1182 | ||
1183 | void av_register_hwaccel(AVHWAccel *hwaccel) | |
1184 | { | |
1185 | AVHWAccel **p = &first_hwaccel; | |
1186 | while (*p) | |
1187 | p = &(*p)->next; | |
1188 | *p = hwaccel; | |
1189 | hwaccel->next = NULL; | |
1190 | } | |
414d9d7f MN |
1191 | |
1192 | AVHWAccel *av_hwaccel_next(AVHWAccel *hwaccel) | |
1193 | { | |
1194 | return hwaccel ? hwaccel->next : first_hwaccel; | |
1195 | } | |
6059f13c MN |
1196 | |
1197 | AVHWAccel *ff_find_hwaccel(enum CodecID codec_id, enum PixelFormat pix_fmt) | |
1198 | { | |
1199 | AVHWAccel *hwaccel=NULL; | |
1200 | ||
1201 | while((hwaccel= av_hwaccel_next(hwaccel))){ | |
1202 | if ( hwaccel->id == codec_id | |
1203 | && hwaccel->pix_fmt == pix_fmt) | |
1204 | return hwaccel; | |
1205 | } | |
1206 | return NULL; | |
1207 | } | |
f988ce6c AÖ |
1208 | |
1209 | int av_lockmgr_register(int (*cb)(void **mutex, enum AVLockOp op)) | |
1210 | { | |
1211 | if (ff_lockmgr_cb) { | |
1212 | if (ff_lockmgr_cb(&codec_mutex, AV_LOCK_DESTROY)) | |
1213 | return -1; | |
1214 | } | |
1215 | ||
1216 | ff_lockmgr_cb = cb; | |
1217 | ||
1218 | if (ff_lockmgr_cb) { | |
1219 | if (ff_lockmgr_cb(&codec_mutex, AV_LOCK_CREATE)) | |
1220 | return -1; | |
1221 | } | |
1222 | return 0; | |
1223 | } | |
603a5f04 FL |
1224 | |
1225 | unsigned int ff_toupper4(unsigned int x) | |
1226 | { | |
1227 | return toupper( x &0xFF) | |
1228 | + (toupper((x>>8 )&0xFF)<<8 ) | |
1229 | + (toupper((x>>16)&0xFF)<<16) | |
1230 | + (toupper((x>>24)&0xFF)<<24); | |
1231 | } |