Commit | Line | Data |
---|---|---|
de6d9b64 FB |
1 | /* |
2 | * utils for libavcodec | |
ff4ec49e | 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 MN |
23 | /** |
24 | * @file utils.c | |
25 | * utils. | |
26 | */ | |
115329f1 | 27 | |
de6d9b64 | 28 | #include "avcodec.h" |
3123dd79 | 29 | #include "dsputil.h" |
1c2a8c7f | 30 | #include "mpegvideo.h" |
4c263142 | 31 | #include "integer.h" |
6fd46414 | 32 | #include "opt.h" |
43a80cce | 33 | #include "crc.h" |
9b879566 | 34 | #include <stdarg.h> |
4c263142 | 35 | #include <limits.h> |
860a40c8 | 36 | #include <float.h> |
2f30a81d | 37 | #ifdef __MINGW32__ |
1005f542 CH |
38 | #include <fcntl.h> |
39 | #endif | |
de6d9b64 | 40 | |
44608ac7 RG |
41 | const uint8_t ff_reverse[256]={ |
42 | 0x00,0x80,0x40,0xC0,0x20,0xA0,0x60,0xE0,0x10,0x90,0x50,0xD0,0x30,0xB0,0x70,0xF0, | |
43 | 0x08,0x88,0x48,0xC8,0x28,0xA8,0x68,0xE8,0x18,0x98,0x58,0xD8,0x38,0xB8,0x78,0xF8, | |
44 | 0x04,0x84,0x44,0xC4,0x24,0xA4,0x64,0xE4,0x14,0x94,0x54,0xD4,0x34,0xB4,0x74,0xF4, | |
45 | 0x0C,0x8C,0x4C,0xCC,0x2C,0xAC,0x6C,0xEC,0x1C,0x9C,0x5C,0xDC,0x3C,0xBC,0x7C,0xFC, | |
46 | 0x02,0x82,0x42,0xC2,0x22,0xA2,0x62,0xE2,0x12,0x92,0x52,0xD2,0x32,0xB2,0x72,0xF2, | |
47 | 0x0A,0x8A,0x4A,0xCA,0x2A,0xAA,0x6A,0xEA,0x1A,0x9A,0x5A,0xDA,0x3A,0xBA,0x7A,0xFA, | |
48 | 0x06,0x86,0x46,0xC6,0x26,0xA6,0x66,0xE6,0x16,0x96,0x56,0xD6,0x36,0xB6,0x76,0xF6, | |
49 | 0x0E,0x8E,0x4E,0xCE,0x2E,0xAE,0x6E,0xEE,0x1E,0x9E,0x5E,0xDE,0x3E,0xBE,0x7E,0xFE, | |
50 | 0x01,0x81,0x41,0xC1,0x21,0xA1,0x61,0xE1,0x11,0x91,0x51,0xD1,0x31,0xB1,0x71,0xF1, | |
51 | 0x09,0x89,0x49,0xC9,0x29,0xA9,0x69,0xE9,0x19,0x99,0x59,0xD9,0x39,0xB9,0x79,0xF9, | |
52 | 0x05,0x85,0x45,0xC5,0x25,0xA5,0x65,0xE5,0x15,0x95,0x55,0xD5,0x35,0xB5,0x75,0xF5, | |
53 | 0x0D,0x8D,0x4D,0xCD,0x2D,0xAD,0x6D,0xED,0x1D,0x9D,0x5D,0xDD,0x3D,0xBD,0x7D,0xFD, | |
54 | 0x03,0x83,0x43,0xC3,0x23,0xA3,0x63,0xE3,0x13,0x93,0x53,0xD3,0x33,0xB3,0x73,0xF3, | |
55 | 0x0B,0x8B,0x4B,0xCB,0x2B,0xAB,0x6B,0xEB,0x1B,0x9B,0x5B,0xDB,0x3B,0xBB,0x7B,0xFB, | |
56 | 0x07,0x87,0x47,0xC7,0x27,0xA7,0x67,0xE7,0x17,0x97,0x57,0xD7,0x37,0xB7,0x77,0xF7, | |
57 | 0x0F,0x8F,0x4F,0xCF,0x2F,0xAF,0x6F,0xEF,0x1F,0x9F,0x5F,0xDF,0x3F,0xBF,0x7F,0xFF, | |
58 | }; | |
59 | ||
ddebfb15 MN |
60 | static int volatile entangled_thread_counter=0; |
61 | ||
5c91a675 | 62 | void *av_fast_realloc(void *ptr, unsigned int *size, unsigned int min_size) |
8e1e6f31 | 63 | { |
115329f1 | 64 | if(min_size < *size) |
8e1e6f31 | 65 | return ptr; |
115329f1 | 66 | |
0ecca7a4 | 67 | *size= FFMAX(17*min_size/16 + 32, min_size); |
8e1e6f31 FB |
68 | |
69 | return av_realloc(ptr, *size); | |
70 | } | |
71 | ||
855ea723 | 72 | static unsigned int last_static = 0; |
8d1f2ba5 MN |
73 | static unsigned int allocated_static = 0; |
74 | static void** array_static = NULL; | |
8d1f2ba5 | 75 | |
8d1f2ba5 | 76 | void *av_mallocz_static(unsigned int size) |
855ea723 | 77 | { |
855ea723 | 78 | void *ptr = av_mallocz(size); |
855ea723 | 79 | |
115329f1 | 80 | if(ptr){ |
4e39ab4c | 81 | array_static =av_fast_realloc(array_static, &allocated_static, sizeof(void*)*(last_static+1)); |
0ecca7a4 MN |
82 | if(!array_static) |
83 | return NULL; | |
8d1f2ba5 | 84 | array_static[last_static++] = ptr; |
855ea723 | 85 | } |
8d1f2ba5 | 86 | |
855ea723 ZK |
87 | return ptr; |
88 | } | |
8d1f2ba5 | 89 | |
5dad0282 | 90 | void *ff_realloc_static(void *ptr, unsigned int size) |
073c2593 BP |
91 | { |
92 | int i; | |
93 | if(!ptr) | |
94 | return av_mallocz_static(size); | |
95 | /* Look for the old ptr */ | |
96 | for(i = 0; i < last_static; i++) { | |
97 | if(array_static[i] == ptr) { | |
98 | array_static[i] = av_realloc(array_static[i], size); | |
99 | return array_static[i]; | |
100 | } | |
101 | } | |
102 | return NULL; | |
103 | ||
104 | } | |
105 | ||
4cfbf61b | 106 | void av_free_static(void) |
855ea723 | 107 | { |
8d1f2ba5 MN |
108 | while(last_static){ |
109 | av_freep(&array_static[--last_static]); | |
855ea723 | 110 | } |
8d1f2ba5 | 111 | av_freep(&array_static); |
855ea723 ZK |
112 | } |
113 | ||
81c5f887 | 114 | /** |
32fbf33e BP |
115 | * Call av_free_static automatically before it's too late |
116 | */ | |
117 | ||
ceaf1909 | 118 | static void do_free(void) __attribute__ ((destructor)); |
32fbf33e | 119 | |
ceaf1909 | 120 | static void do_free(void) |
32fbf33e BP |
121 | { |
122 | av_free_static(); | |
123 | } | |
124 | ||
4d7a0a05 | 125 | |
de6d9b64 | 126 | /* encoder management */ |
8b69867f | 127 | AVCodec *first_avcodec = NULL; |
de6d9b64 FB |
128 | |
129 | void register_avcodec(AVCodec *format) | |
130 | { | |
131 | AVCodec **p; | |
132 | p = &first_avcodec; | |
133 | while (*p != NULL) p = &(*p)->next; | |
134 | *p = format; | |
135 | format->next = NULL; | |
136 | } | |
137 | ||
21adafec MN |
138 | void avcodec_set_dimensions(AVCodecContext *s, int width, int height){ |
139 | s->coded_width = width; | |
140 | s->coded_height= height; | |
141 | s->width = -((-width )>>s->lowres); | |
142 | s->height= -((-height)>>s->lowres); | |
143 | } | |
144 | ||
d90cf87b | 145 | typedef struct InternalBuffer{ |
1e491e29 | 146 | int last_pic_num; |
d90cf87b | 147 | uint8_t *base[4]; |
1e491e29 | 148 | uint8_t *data[4]; |
237e4938 | 149 | int linesize[4]; |
d90cf87b MN |
150 | }InternalBuffer; |
151 | ||
152 | #define INTERNAL_BUFFER_SIZE 32 | |
1e491e29 | 153 | |
f0bbfc4a MN |
154 | #define ALIGN(x, a) (((x)+(a)-1)&~((a)-1)) |
155 | ||
156 | void avcodec_align_dimensions(AVCodecContext *s, int *width, int *height){ | |
115329f1 DB |
157 | int w_align= 1; |
158 | int h_align= 1; | |
159 | ||
f0bbfc4a MN |
160 | switch(s->pix_fmt){ |
161 | case PIX_FMT_YUV420P: | |
71e445fc | 162 | case PIX_FMT_YUYV422: |
ebb177dd | 163 | case PIX_FMT_UYVY422: |
f0bbfc4a MN |
164 | case PIX_FMT_YUV422P: |
165 | case PIX_FMT_YUV444P: | |
166 | case PIX_FMT_GRAY8: | |
34380af0 KS |
167 | case PIX_FMT_GRAY16BE: |
168 | case PIX_FMT_GRAY16LE: | |
f0bbfc4a MN |
169 | case PIX_FMT_YUVJ420P: |
170 | case PIX_FMT_YUVJ422P: | |
171 | case PIX_FMT_YUVJ444P: | |
172 | w_align= 16; //FIXME check for non mpeg style codecs and use less alignment | |
173 | h_align= 16; | |
174 | break; | |
175 | case PIX_FMT_YUV411P: | |
71e445fc | 176 | case PIX_FMT_UYYVYY411: |
f0bbfc4a MN |
177 | w_align=32; |
178 | h_align=8; | |
179 | break; | |
180 | case PIX_FMT_YUV410P: | |
181 | if(s->codec_id == CODEC_ID_SVQ1){ | |
182 | w_align=64; | |
183 | h_align=64; | |
184 | } | |
d99fbbf4 RT |
185 | case PIX_FMT_RGB555: |
186 | if(s->codec_id == CODEC_ID_RPZA){ | |
187 | w_align=4; | |
188 | h_align=4; | |
189 | } | |
190 | case PIX_FMT_PAL8: | |
191 | if(s->codec_id == CODEC_ID_SMC){ | |
192 | w_align=4; | |
193 | h_align=4; | |
194 | } | |
f0bbfc4a | 195 | break; |
c31b8121 RT |
196 | case PIX_FMT_BGR24: |
197 | if((s->codec_id == CODEC_ID_MSZH) || (s->codec_id == CODEC_ID_ZLIB)){ | |
198 | w_align=4; | |
199 | h_align=4; | |
200 | } | |
201 | break; | |
f0bbfc4a MN |
202 | default: |
203 | w_align= 1; | |
204 | h_align= 1; | |
205 | break; | |
206 | } | |
207 | ||
208 | *width = ALIGN(*width , w_align); | |
209 | *height= ALIGN(*height, h_align); | |
210 | } | |
211 | ||
0ecca7a4 MN |
212 | int avcodec_check_dimensions(void *av_log_ctx, unsigned int w, unsigned int h){ |
213 | if((int)w>0 && (int)h>0 && (w+128)*(uint64_t)(h+128) < INT_MAX/4) | |
214 | return 0; | |
115329f1 | 215 | |
0ecca7a4 MN |
216 | av_log(av_log_ctx, AV_LOG_ERROR, "picture size invalid (%ux%u)\n", w, h); |
217 | return -1; | |
218 | } | |
219 | ||
492cd3a9 | 220 | int avcodec_default_get_buffer(AVCodecContext *s, AVFrame *pic){ |
1e491e29 | 221 | int i; |
f0bbfc4a MN |
222 | int w= s->width; |
223 | int h= s->height; | |
d90cf87b | 224 | InternalBuffer *buf; |
237e4938 | 225 | int *picture_number; |
0ecca7a4 | 226 | |
65d999d6 MB |
227 | if(pic->data[0]!=NULL) { |
228 | av_log(s, AV_LOG_ERROR, "pic->data[0]!=NULL in avcodec_default_get_buffer\n"); | |
229 | return -1; | |
230 | } | |
231 | if(s->internal_buffer_count >= INTERNAL_BUFFER_SIZE) { | |
232 | av_log(s, AV_LOG_ERROR, "internal_buffer_count overflow (missing release_buffer?)\n"); | |
233 | return -1; | |
234 | } | |
1e491e29 | 235 | |
0ecca7a4 MN |
236 | if(avcodec_check_dimensions(s,w,h)) |
237 | return -1; | |
238 | ||
d90cf87b MN |
239 | if(s->internal_buffer==NULL){ |
240 | s->internal_buffer= av_mallocz(INTERNAL_BUFFER_SIZE*sizeof(InternalBuffer)); | |
241 | } | |
242 | #if 0 | |
243 | s->internal_buffer= av_fast_realloc( | |
115329f1 DB |
244 | s->internal_buffer, |
245 | &s->internal_buffer_size, | |
d90cf87b MN |
246 | sizeof(InternalBuffer)*FFMAX(99, s->internal_buffer_count+1)/*FIXME*/ |
247 | ); | |
248 | #endif | |
115329f1 | 249 | |
d90cf87b | 250 | buf= &((InternalBuffer*)s->internal_buffer)[s->internal_buffer_count]; |
237e4938 MN |
251 | picture_number= &(((InternalBuffer*)s->internal_buffer)[INTERNAL_BUFFER_SIZE-1]).last_pic_num; //FIXME ugly hack |
252 | (*picture_number)++; | |
115329f1 | 253 | |
d90cf87b | 254 | if(buf->base[0]){ |
237e4938 MN |
255 | pic->age= *picture_number - buf->last_pic_num; |
256 | buf->last_pic_num= *picture_number; | |
1e491e29 | 257 | }else{ |
f0bbfc4a | 258 | int h_chroma_shift, v_chroma_shift; |
c7622f9a MN |
259 | int pixel_size, size[3]; |
260 | AVPicture picture; | |
261 | ||
1e491e29 | 262 | avcodec_get_chroma_sub_sample(s->pix_fmt, &h_chroma_shift, &v_chroma_shift); |
f0bbfc4a MN |
263 | |
264 | avcodec_align_dimensions(s, &w, &h); | |
115329f1 | 265 | |
1e491e29 MN |
266 | if(!(s->flags&CODEC_FLAG_EMU_EDGE)){ |
267 | w+= EDGE_WIDTH*2; | |
268 | h+= EDGE_WIDTH*2; | |
269 | } | |
5b67307a LM |
270 | avcodec_align_dimensions(s, &w, &h); |
271 | ||
c7622f9a MN |
272 | avpicture_fill(&picture, NULL, s->pix_fmt, w, h); |
273 | pixel_size= picture.linesize[0]*8 / w; | |
274 | //av_log(NULL, AV_LOG_ERROR, "%d %d %d %d\n", (int)picture.data[1], w, h, s->pix_fmt); | |
275 | assert(pixel_size>=1); | |
755bfeab | 276 | //FIXME next ensures that linesize= 2^x uvlinesize, that is needed because some MC code assumes it |
c7622f9a MN |
277 | if(pixel_size == 3*8) |
278 | w= ALIGN(w, STRIDE_ALIGN<<h_chroma_shift); | |
279 | else | |
280 | w= ALIGN(pixel_size*w, STRIDE_ALIGN<<(h_chroma_shift+3)) / pixel_size; | |
281 | size[1] = avpicture_fill(&picture, NULL, s->pix_fmt, w, h); | |
282 | size[0] = picture.linesize[0] * h; | |
283 | size[1] -= size[0]; | |
284 | if(picture.data[2]) | |
285 | size[1]= size[2]= size[1]/2; | |
286 | else | |
287 | size[2]= 0; | |
288 | ||
d90cf87b | 289 | buf->last_pic_num= -256*256*256*64; |
c7622f9a MN |
290 | memset(buf->base, 0, sizeof(buf->base)); |
291 | memset(buf->data, 0, sizeof(buf->data)); | |
1e491e29 | 292 | |
c7622f9a | 293 | for(i=0; i<3 && size[i]; i++){ |
2c19981a MN |
294 | const int h_shift= i==0 ? 0 : h_chroma_shift; |
295 | const int v_shift= i==0 ? 0 : v_chroma_shift; | |
1e491e29 | 296 | |
c7622f9a | 297 | buf->linesize[i]= picture.linesize[i]; |
1e491e29 | 298 | |
c7622f9a | 299 | buf->base[i]= av_malloc(size[i]+16); //FIXME 16 |
d90cf87b | 300 | if(buf->base[i]==NULL) return -1; |
c7622f9a MN |
301 | memset(buf->base[i], 128, size[i]); |
302 | ||
303 | // no edge if EDEG EMU or not planar YUV, we check for PAL8 redundantly to protect against a exploitable bug regression ... | |
115329f1 | 304 | if((s->flags&CODEC_FLAG_EMU_EDGE) || (s->pix_fmt == PIX_FMT_PAL8) || !size[2]) |
d90cf87b | 305 | buf->data[i] = buf->base[i]; |
1e491e29 | 306 | else |
3237f731 | 307 | buf->data[i] = buf->base[i] + ALIGN((buf->linesize[i]*EDGE_WIDTH>>v_shift) + (EDGE_WIDTH>>h_shift), STRIDE_ALIGN); |
1e491e29 MN |
308 | } |
309 | pic->age= 256*256*256*64; | |
310 | } | |
237e4938 | 311 | pic->type= FF_BUFFER_TYPE_INTERNAL; |
1e491e29 | 312 | |
d90cf87b MN |
313 | for(i=0; i<4; i++){ |
314 | pic->base[i]= buf->base[i]; | |
315 | pic->data[i]= buf->data[i]; | |
237e4938 | 316 | pic->linesize[i]= buf->linesize[i]; |
d90cf87b MN |
317 | } |
318 | s->internal_buffer_count++; | |
319 | ||
1e491e29 MN |
320 | return 0; |
321 | } | |
322 | ||
492cd3a9 | 323 | void avcodec_default_release_buffer(AVCodecContext *s, AVFrame *pic){ |
1e491e29 | 324 | int i; |
6829ac8d | 325 | InternalBuffer *buf, *last; |
d90cf87b | 326 | |
4e00e76b | 327 | assert(pic->type==FF_BUFFER_TYPE_INTERNAL); |
59c673d5 | 328 | assert(s->internal_buffer_count); |
d90cf87b | 329 | |
b1609412 | 330 | buf = NULL; /* avoids warning */ |
d90cf87b MN |
331 | for(i=0; i<s->internal_buffer_count; i++){ //just 3-5 checks so is not worth to optimize |
332 | buf= &((InternalBuffer*)s->internal_buffer)[i]; | |
333 | if(buf->data[0] == pic->data[0]) | |
334 | break; | |
335 | } | |
336 | assert(i < s->internal_buffer_count); | |
337 | s->internal_buffer_count--; | |
338 | last = &((InternalBuffer*)s->internal_buffer)[s->internal_buffer_count]; | |
339 | ||
6829ac8d | 340 | FFSWAP(InternalBuffer, *buf, *last); |
d90cf87b MN |
341 | |
342 | for(i=0; i<3; i++){ | |
1e491e29 | 343 | pic->data[i]=NULL; |
d90cf87b MN |
344 | // pic->base[i]=NULL; |
345 | } | |
1e491e29 MN |
346 | //printf("R%X\n", pic->opaque); |
347 | } | |
348 | ||
e1c2a5a0 RT |
349 | int avcodec_default_reget_buffer(AVCodecContext *s, AVFrame *pic){ |
350 | AVFrame temp_pic; | |
351 | int i; | |
352 | ||
353 | /* If no picture return a new buffer */ | |
354 | if(pic->data[0] == NULL) { | |
355 | /* We will copy from buffer, so must be readable */ | |
356 | pic->buffer_hints |= FF_BUFFER_HINTS_READABLE; | |
357 | return s->get_buffer(s, pic); | |
358 | } | |
359 | ||
360 | /* If internal buffer type return the same buffer */ | |
361 | if(pic->type == FF_BUFFER_TYPE_INTERNAL) | |
362 | return 0; | |
363 | ||
364 | /* | |
365 | * Not internal type and reget_buffer not overridden, emulate cr buffer | |
366 | */ | |
367 | temp_pic = *pic; | |
368 | for(i = 0; i < 4; i++) | |
369 | pic->data[i] = pic->base[i] = NULL; | |
370 | pic->opaque = NULL; | |
371 | /* Allocate new frame */ | |
372 | if (s->get_buffer(s, pic)) | |
373 | return -1; | |
374 | /* Copy image data from old buffer to new buffer */ | |
636d6a4a | 375 | av_picture_copy((AVPicture*)pic, (AVPicture*)&temp_pic, s->pix_fmt, s->width, |
e1c2a5a0 RT |
376 | s->height); |
377 | s->release_buffer(s, &temp_pic); // Release old frame | |
378 | return 0; | |
379 | } | |
380 | ||
9c3d33d6 MN |
381 | int avcodec_default_execute(AVCodecContext *c, int (*func)(AVCodecContext *c2, void *arg2),void **arg, int *ret, int count){ |
382 | int i; | |
383 | ||
384 | for(i=0; i<count; i++){ | |
385 | int r= func(c, arg[i]); | |
386 | if(ret) ret[i]= r; | |
387 | } | |
388 | return 0; | |
389 | } | |
390 | ||
494c56d3 | 391 | enum PixelFormat avcodec_default_get_format(struct AVCodecContext *s, const enum PixelFormat * fmt){ |
a33c7159 MN |
392 | return fmt[0]; |
393 | } | |
394 | ||
43465395 MN |
395 | static const char* context_to_name(void* ptr) { |
396 | AVCodecContext *avc= ptr; | |
397 | ||
398 | if(avc && avc->codec && avc->codec->name) | |
115329f1 | 399 | return avc->codec->name; |
43465395 MN |
400 | else |
401 | return "NULL"; | |
402 | } | |
403 | ||
66acccf0 | 404 | #define OFFSET(x) offsetof(AVCodecContext,x) |
755bfeab | 405 | #define DEFAULT 0 //should be NAN but it does not work as it is not a constant in glibc as required by ANSI/ISO C |
8bbf6db9 MN |
406 | //these names are too long to be readable |
407 | #define V AV_OPT_FLAG_VIDEO_PARAM | |
408 | #define A AV_OPT_FLAG_AUDIO_PARAM | |
409 | #define S AV_OPT_FLAG_SUBTITLE_PARAM | |
115329f1 | 410 | #define E AV_OPT_FLAG_ENCODING_PARAM |
8bbf6db9 | 411 | #define D AV_OPT_FLAG_DECODING_PARAM |
860a40c8 | 412 | |
0b97eea3 | 413 | #define AV_CODEC_DEFAULT_BITRATE 200*1000 |
8c3dd5dc | 414 | |
62a05b5b | 415 | static const AVOption options[]={ |
6289025d MN |
416 | {"b", "set bitrate (in bits/s)", OFFSET(bit_rate), FF_OPT_TYPE_INT, AV_CODEC_DEFAULT_BITRATE, INT_MIN, INT_MAX, V|E}, |
417 | {"ab", "set bitrate (in bits/s)", OFFSET(bit_rate), FF_OPT_TYPE_INT, 64*1000, INT_MIN, INT_MAX, A|E}, | |
a45bc592 | 418 | {"bt", "set video bitrate tolerance (in bits/s)", OFFSET(bit_rate_tolerance), FF_OPT_TYPE_INT, AV_CODEC_DEFAULT_BITRATE*20, 1, INT_MAX, V|E}, |
637b5326 | 419 | {"flags", NULL, OFFSET(flags), FF_OPT_TYPE_FLAGS, DEFAULT, INT_MIN, INT_MAX, V|A|E|D, "flags"}, |
fac862c6 MN |
420 | {"mv4", "use four motion vector by macroblock (mpeg4)", 0, FF_OPT_TYPE_CONST, CODEC_FLAG_4MV, INT_MIN, INT_MAX, V|E, "flags"}, |
421 | {"obmc", "use overlapped block motion compensation (h263+)", 0, FF_OPT_TYPE_CONST, CODEC_FLAG_OBMC, INT_MIN, INT_MAX, V|E, "flags"}, | |
422 | {"qpel", "use 1/4 pel motion compensation", 0, FF_OPT_TYPE_CONST, CODEC_FLAG_QPEL, INT_MIN, INT_MAX, V|E, "flags"}, | |
423 | {"loop", "use loop filter", 0, FF_OPT_TYPE_CONST, CODEC_FLAG_LOOP_FILTER, INT_MIN, INT_MAX, V|E, "flags"}, | |
424 | {"qscale", "use fixed qscale", 0, FF_OPT_TYPE_CONST, CODEC_FLAG_QSCALE, INT_MIN, INT_MAX, 0, "flags"}, | |
425 | {"gmc", "use gmc", 0, FF_OPT_TYPE_CONST, CODEC_FLAG_GMC, INT_MIN, INT_MAX, V|E, "flags"}, | |
426 | {"mv0", "always try a mb with mv=<0,0>", 0, FF_OPT_TYPE_CONST, CODEC_FLAG_MV0, INT_MIN, INT_MAX, V|E, "flags"}, | |
427 | {"part", "use data partitioning", 0, FF_OPT_TYPE_CONST, CODEC_FLAG_PART, INT_MIN, INT_MAX, V|E, "flags"}, | |
428 | {"input_preserved", NULL, 0, FF_OPT_TYPE_CONST, CODEC_FLAG_INPUT_PRESERVED, INT_MIN, INT_MAX, 0, "flags"}, | |
429 | {"pass1", "use internal 2pass ratecontrol in first pass mode", 0, FF_OPT_TYPE_CONST, CODEC_FLAG_PASS1, INT_MIN, INT_MAX, 0, "flags"}, | |
430 | {"pass2", "use internal 2pass ratecontrol in second pass mode", 0, FF_OPT_TYPE_CONST, CODEC_FLAG_PASS2, INT_MIN, INT_MAX, 0, "flags"}, | |
431 | {"extern_huff", "use external huffman table (for mjpeg)", 0, FF_OPT_TYPE_CONST, CODEC_FLAG_EXTERN_HUFF, INT_MIN, INT_MAX, 0, "flags"}, | |
432 | {"gray", "only decode/encode grayscale", 0, FF_OPT_TYPE_CONST, CODEC_FLAG_GRAY, INT_MIN, INT_MAX, V|E|D, "flags"}, | |
433 | {"emu_edge", "don't draw edges", 0, FF_OPT_TYPE_CONST, CODEC_FLAG_EMU_EDGE, INT_MIN, INT_MAX, 0, "flags"}, | |
434 | {"psnr", "error[?] variables will be set during encoding", 0, FF_OPT_TYPE_CONST, CODEC_FLAG_PSNR, INT_MIN, INT_MAX, V|E, "flags"}, | |
435 | {"truncated", NULL, 0, FF_OPT_TYPE_CONST, CODEC_FLAG_TRUNCATED, INT_MIN, INT_MAX, 0, "flags"}, | |
436 | {"naq", "normalize adaptive quantization", 0, FF_OPT_TYPE_CONST, CODEC_FLAG_NORMALIZE_AQP, INT_MIN, INT_MAX, V|E, "flags"}, | |
437 | {"ildct", "use interlaced dct", 0, FF_OPT_TYPE_CONST, CODEC_FLAG_INTERLACED_DCT, INT_MIN, INT_MAX, V|E, "flags"}, | |
9cc6be9d | 438 | {"low_delay", "force low delay", 0, FF_OPT_TYPE_CONST, CODEC_FLAG_LOW_DELAY, INT_MIN, INT_MAX, V|D|E, "flags"}, |
fac862c6 MN |
439 | {"alt", "enable alternate scantable (mpeg2/mpeg4)", 0, FF_OPT_TYPE_CONST, CODEC_FLAG_ALT_SCAN, INT_MIN, INT_MAX, V|E, "flags"}, |
440 | {"trell", "use trellis quantization", 0, FF_OPT_TYPE_CONST, CODEC_FLAG_TRELLIS_QUANT, INT_MIN, INT_MAX, V|E, "flags"}, | |
441 | {"global_header", "place global headers in extradata instead of every keyframe", 0, FF_OPT_TYPE_CONST, CODEC_FLAG_GLOBAL_HEADER, INT_MIN, INT_MAX, 0, "flags"}, | |
442 | {"bitexact", "use only bitexact stuff (except (i)dct)", 0, FF_OPT_TYPE_CONST, CODEC_FLAG_BITEXACT, INT_MIN, INT_MAX, A|V|S|D|E, "flags"}, | |
443 | {"aic", "h263 advanced intra coding / mpeg4 ac prediction", 0, FF_OPT_TYPE_CONST, CODEC_FLAG_AC_PRED, INT_MIN, INT_MAX, V|E, "flags"}, | |
444 | {"umv", "use unlimited motion vectors", 0, FF_OPT_TYPE_CONST, CODEC_FLAG_H263P_UMV, INT_MIN, INT_MAX, V|E, "flags"}, | |
445 | {"cbp", "use rate distortion optimization for cbp", 0, FF_OPT_TYPE_CONST, CODEC_FLAG_CBP_RD, INT_MIN, INT_MAX, V|E, "flags"}, | |
8f196b14 | 446 | {"qprd", "use rate distortion optimization for qp selection", 0, FF_OPT_TYPE_CONST, CODEC_FLAG_QP_RD, INT_MIN, INT_MAX, V|E, "flags"}, |
fac862c6 MN |
447 | {"aiv", "h263 alternative inter vlc", 0, FF_OPT_TYPE_CONST, CODEC_FLAG_H263P_AIV, INT_MIN, INT_MAX, V|E, "flags"}, |
448 | {"slice", NULL, 0, FF_OPT_TYPE_CONST, CODEC_FLAG_H263P_SLICE_STRUCT, INT_MIN, INT_MAX, V|E, "flags"}, | |
449 | {"ilme", "interlaced motion estimation", 0, FF_OPT_TYPE_CONST, CODEC_FLAG_INTERLACED_ME, INT_MIN, INT_MAX, V|E, "flags"}, | |
450 | {"scan_offset", "will reserve space for svcd scan offset user data", 0, FF_OPT_TYPE_CONST, CODEC_FLAG_SVCD_SCAN_OFFSET, INT_MIN, INT_MAX, V|E, "flags"}, | |
8f196b14 | 451 | {"cgop", "closed gop", 0, FF_OPT_TYPE_CONST, CODEC_FLAG_CLOSED_GOP, INT_MIN, INT_MAX, V|E, "flags"}, |
fac862c6 MN |
452 | {"fast", "allow non spec compliant speedup tricks", 0, FF_OPT_TYPE_CONST, CODEC_FLAG2_FAST, INT_MIN, INT_MAX, V|E, "flags2"}, |
453 | {"sgop", "strictly enforce gop size", 0, FF_OPT_TYPE_CONST, CODEC_FLAG2_STRICT_GOP, INT_MIN, INT_MAX, V|E, "flags2"}, | |
454 | {"noout", "skip bitstream encoding", 0, FF_OPT_TYPE_CONST, CODEC_FLAG2_NO_OUTPUT, INT_MIN, INT_MAX, V|E, "flags2"}, | |
455 | {"local_header", "place global headers at every keyframe instead of in extradata", 0, FF_OPT_TYPE_CONST, CODEC_FLAG2_LOCAL_HEADER, INT_MIN, INT_MAX, V|E, "flags2"}, | |
860a40c8 | 456 | {"sub_id", NULL, OFFSET(sub_id), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX}, |
5cc9b87f | 457 | {"me_method", "set motion estimation method", OFFSET(me_method), FF_OPT_TYPE_INT, ME_EPZS, INT_MIN, INT_MAX, V|E, "me_method"}, |
860a40c8 MN |
458 | {"extradata_size", NULL, OFFSET(extradata_size), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX}, |
459 | {"time_base", NULL, OFFSET(time_base), FF_OPT_TYPE_RATIONAL, DEFAULT, INT_MIN, INT_MAX}, | |
7df00a4e | 460 | {"g", "set the group of picture size", OFFSET(gop_size), FF_OPT_TYPE_INT, 12, INT_MIN, INT_MAX, V|E}, |
119aae1d | 461 | {"rate_emu", "frame rate emulation", OFFSET(rate_emu), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX}, |
7df00a4e | 462 | {"ar", "set audio sampling rate (in Hz)", OFFSET(sample_rate), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX}, |
462209fe | 463 | {"ac", "set number of audio channels", OFFSET(channels), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX}, |
14f0c8e2 | 464 | {"cutoff", "set cutoff bandwidth", OFFSET(cutoff), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, A|E}, |
c6375bf2 | 465 | {"frame_size", NULL, OFFSET(frame_size), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, A|E}, |
860a40c8 MN |
466 | {"frame_number", NULL, OFFSET(frame_number), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX}, |
467 | {"real_pict_num", NULL, OFFSET(real_pict_num), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX}, | |
468 | {"delay", NULL, OFFSET(delay), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX}, | |
4bef236b DB |
469 | {"qcomp", "video quantizer scale compression (VBR)", OFFSET(qcompress), FF_OPT_TYPE_FLOAT, 0.5, FLT_MIN, FLT_MAX, V|E}, |
470 | {"qblur", "video quantizer scale blur (VBR)", OFFSET(qblur), FF_OPT_TYPE_FLOAT, 0.5, FLT_MIN, FLT_MAX, V|E}, | |
471 | {"qmin", "min video quantizer scale (VBR)", OFFSET(qmin), FF_OPT_TYPE_INT, 2, 1, 51, V|E}, | |
472 | {"qmax", "max video quantizer scale (VBR)", OFFSET(qmax), FF_OPT_TYPE_INT, 31, 1, 51, V|E}, | |
473 | {"qdiff", "max difference between the quantizer scale (VBR)", OFFSET(max_qdiff), FF_OPT_TYPE_INT, 3, INT_MIN, INT_MAX, V|E}, | |
315b0f97 | 474 | {"bf", "use 'frames' B frames", OFFSET(max_b_frames), FF_OPT_TYPE_INT, DEFAULT, 0, FF_MAX_B_FRAMES, V|E}, |
7df00a4e | 475 | {"b_qfactor", "qp factor between p and b frames", OFFSET(b_quant_factor), FF_OPT_TYPE_FLOAT, 1.25, FLT_MIN, FLT_MAX, V|E}, |
97041923 VP |
476 | {"rc_strategy", "ratecontrol method", OFFSET(rc_strategy), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|E}, |
477 | {"b_strategy", "strategy to choose between I/P/B-frames", OFFSET(b_frame_strategy), FF_OPT_TYPE_INT, 0, INT_MIN, INT_MAX, V|E}, | |
8bbf6db9 | 478 | {"hurry_up", NULL, OFFSET(hurry_up), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|D}, |
ccec0f4f | 479 | #if LIBAVCODEC_VERSION_INT < ((52<<16)+(0<<8)+0) |
860a40c8 | 480 | {"rtp_mode", NULL, OFFSET(rtp_mode), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX}, |
ccec0f4f | 481 | #endif |
ea0fe83b | 482 | {"ps", "rtp payload size in bits", OFFSET(rtp_payload_size), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|E}, |
860a40c8 MN |
483 | {"mv_bits", NULL, OFFSET(mv_bits), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX}, |
484 | {"header_bits", NULL, OFFSET(header_bits), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX}, | |
485 | {"i_tex_bits", NULL, OFFSET(i_tex_bits), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX}, | |
486 | {"p_tex_bits", NULL, OFFSET(p_tex_bits), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX}, | |
487 | {"i_count", NULL, OFFSET(i_count), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX}, | |
488 | {"p_count", NULL, OFFSET(p_count), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX}, | |
489 | {"skip_count", NULL, OFFSET(skip_count), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX}, | |
490 | {"misc_bits", NULL, OFFSET(misc_bits), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX}, | |
491 | {"frame_bits", NULL, OFFSET(frame_bits), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX}, | |
492 | {"codec_tag", NULL, OFFSET(codec_tag), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX}, | |
7df00a4e | 493 | {"bug", "workaround not auto detected encoder bugs", OFFSET(workaround_bugs), FF_OPT_TYPE_FLAGS, FF_BUG_AUTODETECT, INT_MIN, INT_MAX, V|D, "bug"}, |
fac862c6 | 494 | {"autodetect", NULL, 0, FF_OPT_TYPE_CONST, FF_BUG_AUTODETECT, INT_MIN, INT_MAX, V|D, "bug"}, |
97041923 VP |
495 | {"old_msmpeg4", "some old lavc generated msmpeg4v3 files (no autodetection)", 0, FF_OPT_TYPE_CONST, FF_BUG_OLD_MSMPEG4, INT_MIN, INT_MAX, V|D, "bug"}, |
496 | {"xvid_ilace", "Xvid interlacing bug (autodetected if fourcc==XVIX)", 0, FF_OPT_TYPE_CONST, FF_BUG_XVID_ILACE, INT_MIN, INT_MAX, V|D, "bug"}, | |
497 | {"ump4", "(autodetected if fourcc==UMP4)", 0, FF_OPT_TYPE_CONST, FF_BUG_UMP4, INT_MIN, INT_MAX, V|D, "bug"}, | |
498 | {"no_padding", "padding bug (autodetected)", 0, FF_OPT_TYPE_CONST, FF_BUG_NO_PADDING, INT_MIN, INT_MAX, V|D, "bug"}, | |
fac862c6 | 499 | {"amv", NULL, 0, FF_OPT_TYPE_CONST, FF_BUG_AMV, INT_MIN, INT_MAX, V|D, "bug"}, |
97041923 | 500 | {"ac_vlc", "illegal vlc bug (autodetected per fourcc)", 0, FF_OPT_TYPE_CONST, FF_BUG_AC_VLC, INT_MIN, INT_MAX, V|D, "bug"}, |
fac862c6 | 501 | {"qpel_chroma", NULL, 0, FF_OPT_TYPE_CONST, FF_BUG_QPEL_CHROMA, INT_MIN, INT_MAX, V|D, "bug"}, |
97041923 | 502 | {"std_qpel", "old standard qpel (autodetected per fourcc/version)", 0, FF_OPT_TYPE_CONST, FF_BUG_STD_QPEL, INT_MIN, INT_MAX, V|D, "bug"}, |
fac862c6 | 503 | {"qpel_chroma2", NULL, 0, FF_OPT_TYPE_CONST, FF_BUG_QPEL_CHROMA2, INT_MIN, INT_MAX, V|D, "bug"}, |
97041923 VP |
504 | {"direct_blocksize", "direct-qpel-blocksize bug (autodetected per fourcc/version)", 0, FF_OPT_TYPE_CONST, FF_BUG_DIRECT_BLOCKSIZE, INT_MIN, INT_MAX, V|D, "bug"}, |
505 | {"edge", "edge padding bug (autodetected per fourcc/version)", 0, FF_OPT_TYPE_CONST, FF_BUG_EDGE, INT_MIN, INT_MAX, V|D, "bug"}, | |
fac862c6 MN |
506 | {"hpel_chroma", NULL, 0, FF_OPT_TYPE_CONST, FF_BUG_HPEL_CHROMA, INT_MIN, INT_MAX, V|D, "bug"}, |
507 | {"dc_clip", NULL, 0, FF_OPT_TYPE_CONST, FF_BUG_DC_CLIP, INT_MIN, INT_MAX, V|D, "bug"}, | |
119aae1d | 508 | {"ms", "workaround various bugs in microsofts broken decoders", 0, FF_OPT_TYPE_CONST, FF_BUG_MS, INT_MIN, INT_MAX, V|D, "bug"}, |
fac862c6 MN |
509 | {"lelim", "single coefficient elimination threshold for luminance (negative values also consider dc coefficient)", OFFSET(luma_elim_threshold), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|E}, |
510 | {"celim", "single coefficient elimination threshold for chrominance (negative values also consider dc coefficient)", OFFSET(chroma_elim_threshold), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|E}, | |
4785c016 | 511 | {"strict", "how strictly to follow the standards", OFFSET(strict_std_compliance), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, A|V|D, "strict"}, |
119aae1d PI |
512 | {"very", "strictly conform to a older more strict version of the spec or reference software", 0, FF_OPT_TYPE_CONST, FF_COMPLIANCE_VERY_STRICT, INT_MIN, INT_MAX, V|E, "strict"}, |
513 | {"strict", "strictly conform to all the things in the spec no matter what consequences", 0, FF_OPT_TYPE_CONST, FF_COMPLIANCE_STRICT, INT_MIN, INT_MAX, V|E, "strict"}, | |
fac862c6 | 514 | {"normal", NULL, 0, FF_OPT_TYPE_CONST, FF_COMPLIANCE_NORMAL, INT_MIN, INT_MAX, V|E, "strict"}, |
119aae1d | 515 | {"inofficial", "allow inofficial extensions", 0, FF_OPT_TYPE_CONST, FF_COMPLIANCE_INOFFICIAL, INT_MIN, INT_MAX, V|E, "strict"}, |
fe037229 | 516 | {"experimental", "allow non standardized experimental things", 0, FF_OPT_TYPE_CONST, FF_COMPLIANCE_EXPERIMENTAL, INT_MIN, INT_MAX, V|E, "strict"}, |
7df00a4e | 517 | {"b_qoffset", "qp offset between p and b frames", OFFSET(b_quant_offset), FF_OPT_TYPE_FLOAT, 1.25, FLT_MIN, FLT_MAX, V|E}, |
4785c016 | 518 | {"er", "set error resilience strategy", OFFSET(error_resilience), FF_OPT_TYPE_INT, FF_ER_CAREFUL, INT_MIN, INT_MAX, A|V|D, "er"}, |
fac862c6 MN |
519 | {"careful", NULL, 0, FF_OPT_TYPE_CONST, FF_ER_CAREFUL, INT_MIN, INT_MAX, V|D, "er"}, |
520 | {"compliant", NULL, 0, FF_OPT_TYPE_CONST, FF_ER_COMPLIANT, INT_MIN, INT_MAX, V|D, "er"}, | |
521 | {"aggressive", NULL, 0, FF_OPT_TYPE_CONST, FF_ER_AGGRESSIVE, INT_MIN, INT_MAX, V|D, "er"}, | |
522 | {"very_aggressive", NULL, 0, FF_OPT_TYPE_CONST, FF_ER_VERY_AGGRESSIVE, INT_MIN, INT_MAX, V|D, "er"}, | |
860a40c8 MN |
523 | {"has_b_frames", NULL, OFFSET(has_b_frames), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX}, |
524 | {"block_align", NULL, OFFSET(block_align), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX}, | |
525 | {"parse_only", NULL, OFFSET(parse_only), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX}, | |
97041923 | 526 | {"mpeg_quant", "use MPEG quantizers instead of H.263", OFFSET(mpeg_quant), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|E}, |
860a40c8 MN |
527 | {"stats_out", NULL, OFFSET(stats_out), FF_OPT_TYPE_STRING, DEFAULT, CHAR_MIN, CHAR_MAX}, |
528 | {"stats_in", NULL, OFFSET(stats_in), FF_OPT_TYPE_STRING, DEFAULT, CHAR_MIN, CHAR_MAX}, | |
4bef236b | 529 | {"qsquish", "how to keep quantizer between qmin and qmax (0 = clip, 1 = use differentiable function)", OFFSET(rc_qsquish), FF_OPT_TYPE_FLOAT, DEFAULT, 0, 99, V|E}, |
97041923 VP |
530 | {"rc_qmod_amp", "experimental quantizer modulation", OFFSET(rc_qmod_amp), FF_OPT_TYPE_FLOAT, DEFAULT, -FLT_MAX, FLT_MAX, V|E}, |
531 | {"rc_qmod_freq", "experimental quantizer modulation", OFFSET(rc_qmod_freq), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|E}, | |
860a40c8 | 532 | {"rc_override_count", NULL, OFFSET(rc_override_count), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX}, |
5cc9b87f | 533 | {"rc_eq", "set rate control equation", OFFSET(rc_eq), FF_OPT_TYPE_STRING, DEFAULT, CHAR_MIN, CHAR_MAX, V|E}, |
7df00a4e PI |
534 | {"maxrate", "set max video bitrate tolerance (in bits/s)", OFFSET(rc_max_rate), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|E}, |
535 | {"minrate", "set min video bitrate tolerance (in bits/s)", OFFSET(rc_min_rate), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|E}, | |
536 | {"bufsize", "set ratecontrol buffer size (in bits)", OFFSET(rc_buffer_size), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|E}, | |
97041923 | 537 | {"rc_buf_aggressivity", "currently useless", OFFSET(rc_buffer_aggressivity), FF_OPT_TYPE_FLOAT, 1.0, FLT_MIN, FLT_MAX, V|E}, |
fda7eb90 | 538 | {"i_qfactor", "qp factor between p and i frames", OFFSET(i_quant_factor), FF_OPT_TYPE_FLOAT, -0.8, -FLT_MAX, FLT_MAX, V|E}, |
076ce017 PI |
539 | {"i_qoffset", "qp offset between p and i frames", OFFSET(i_quant_offset), FF_OPT_TYPE_FLOAT, 0.0, -FLT_MAX, FLT_MAX, V|E}, |
540 | {"rc_init_cplx", "initial complexity for 1-pass encoding", OFFSET(rc_initial_cplx), FF_OPT_TYPE_FLOAT, DEFAULT, -FLT_MAX, FLT_MAX, V|E}, | |
97041923 VP |
541 | {"dct", "DCT algorithm", OFFSET(dct_algo), FF_OPT_TYPE_INT, DEFAULT, 0, INT_MAX, V|E, "dct"}, |
542 | {"auto", "autoselect a good one (default)", 0, FF_OPT_TYPE_CONST, FF_DCT_AUTO, INT_MIN, INT_MAX, V|E, "dct"}, | |
543 | {"fastint", "fast integer", 0, FF_OPT_TYPE_CONST, FF_DCT_FASTINT, INT_MIN, INT_MAX, V|E, "dct"}, | |
544 | {"int", "accurate integer", 0, FF_OPT_TYPE_CONST, FF_DCT_INT, INT_MIN, INT_MAX, V|E, "dct"}, | |
fac862c6 MN |
545 | {"mmx", NULL, 0, FF_OPT_TYPE_CONST, FF_DCT_MMX, INT_MIN, INT_MAX, V|E, "dct"}, |
546 | {"mlib", NULL, 0, FF_OPT_TYPE_CONST, FF_DCT_MLIB, INT_MIN, INT_MAX, V|E, "dct"}, | |
547 | {"altivec", NULL, 0, FF_OPT_TYPE_CONST, FF_DCT_ALTIVEC, INT_MIN, INT_MAX, V|E, "dct"}, | |
4a1bb619 | 548 | {"faan", "floating point AAN DCT", 0, FF_OPT_TYPE_CONST, FF_DCT_FAAN, INT_MIN, INT_MAX, V|E, "dct"}, |
97041923 | 549 | {"lumi_mask", "compresses bright areas stronger than medium ones", OFFSET(lumi_masking), FF_OPT_TYPE_FLOAT, 0, -FLT_MAX, FLT_MAX, V|E}, |
076ce017 PI |
550 | {"tcplx_mask", "temporal complexity masking", OFFSET(temporal_cplx_masking), FF_OPT_TYPE_FLOAT, 0, -FLT_MAX, FLT_MAX, V|E}, |
551 | {"scplx_mask", "spatial complexity masking", OFFSET(spatial_cplx_masking), FF_OPT_TYPE_FLOAT, 0, -FLT_MAX, FLT_MAX, V|E}, | |
552 | {"p_mask", "inter masking", OFFSET(p_masking), FF_OPT_TYPE_FLOAT, 0, -FLT_MAX, FLT_MAX, V|E}, | |
97041923 | 553 | {"dark_mask", "compresses dark areas stronger than medium ones", OFFSET(dark_masking), FF_OPT_TYPE_FLOAT, 0, -FLT_MAX, FLT_MAX, V|E}, |
860a40c8 | 554 | {"unused", NULL, OFFSET(unused), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX}, |
895bf499 | 555 | {"idct", "select IDCT implementation", OFFSET(idct_algo), FF_OPT_TYPE_INT, DEFAULT, 0, INT_MAX, V|E|D, "idct"}, |
fac862c6 MN |
556 | {"auto", NULL, 0, FF_OPT_TYPE_CONST, FF_IDCT_AUTO, INT_MIN, INT_MAX, V|E|D, "idct"}, |
557 | {"int", NULL, 0, FF_OPT_TYPE_CONST, FF_IDCT_INT, INT_MIN, INT_MAX, V|E|D, "idct"}, | |
558 | {"simple", NULL, 0, FF_OPT_TYPE_CONST, FF_IDCT_SIMPLE, INT_MIN, INT_MAX, V|E|D, "idct"}, | |
559 | {"simplemmx", NULL, 0, FF_OPT_TYPE_CONST, FF_IDCT_SIMPLEMMX, INT_MIN, INT_MAX, V|E|D, "idct"}, | |
560 | {"libmpeg2mmx", NULL, 0, FF_OPT_TYPE_CONST, FF_IDCT_LIBMPEG2MMX, INT_MIN, INT_MAX, V|E|D, "idct"}, | |
561 | {"ps2", NULL, 0, FF_OPT_TYPE_CONST, FF_IDCT_PS2, INT_MIN, INT_MAX, V|E|D, "idct"}, | |
562 | {"mlib", NULL, 0, FF_OPT_TYPE_CONST, FF_IDCT_MLIB, INT_MIN, INT_MAX, V|E|D, "idct"}, | |
563 | {"arm", NULL, 0, FF_OPT_TYPE_CONST, FF_IDCT_ARM, INT_MIN, INT_MAX, V|E|D, "idct"}, | |
564 | {"altivec", NULL, 0, FF_OPT_TYPE_CONST, FF_IDCT_ALTIVEC, INT_MIN, INT_MAX, V|E|D, "idct"}, | |
565 | {"sh4", NULL, 0, FF_OPT_TYPE_CONST, FF_IDCT_SH4, INT_MIN, INT_MAX, V|E|D, "idct"}, | |
566 | {"simplearm", NULL, 0, FF_OPT_TYPE_CONST, FF_IDCT_SIMPLEARM, INT_MIN, INT_MAX, V|E|D, "idct"}, | |
a0403006 | 567 | {"simplearmv5te", NULL, 0, FF_OPT_TYPE_CONST, FF_IDCT_SIMPLEARMV5TE, INT_MIN, INT_MAX, V|E|D, "idct"}, |
fac862c6 MN |
568 | {"h264", NULL, 0, FF_OPT_TYPE_CONST, FF_IDCT_H264, INT_MIN, INT_MAX, V|E|D, "idct"}, |
569 | {"vp3", NULL, 0, FF_OPT_TYPE_CONST, FF_IDCT_VP3, INT_MIN, INT_MAX, V|E|D, "idct"}, | |
570 | {"ipp", NULL, 0, FF_OPT_TYPE_CONST, FF_IDCT_IPP, INT_MIN, INT_MAX, V|E|D, "idct"}, | |
571 | {"xvidmmx", NULL, 0, FF_OPT_TYPE_CONST, FF_IDCT_XVIDMMX, INT_MIN, INT_MAX, V|E|D, "idct"}, | |
860a40c8 | 572 | {"slice_count", NULL, OFFSET(slice_count), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX}, |
97041923 VP |
573 | {"ec", "set error concealment strategy", OFFSET(error_concealment), FF_OPT_TYPE_FLAGS, 3, INT_MIN, INT_MAX, V|D, "ec"}, |
574 | {"guess_mvs", "iterative motion vector (MV) search (slow)", 0, FF_OPT_TYPE_CONST, FF_EC_GUESS_MVS, INT_MIN, INT_MAX, V|D, "ec"}, | |
575 | {"deblock", "use strong deblock filter for damaged MBs", 0, FF_OPT_TYPE_CONST, FF_EC_DEBLOCK, INT_MIN, INT_MAX, V|D, "ec"}, | |
860a40c8 | 576 | {"bits_per_sample", NULL, OFFSET(bits_per_sample), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX}, |
8f196b14 | 577 | {"pred", "prediction method", OFFSET(prediction_method), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|E, "pred"}, |
fac862c6 MN |
578 | {"left", NULL, 0, FF_OPT_TYPE_CONST, FF_PRED_LEFT, INT_MIN, INT_MAX, V|E, "pred"}, |
579 | {"plane", NULL, 0, FF_OPT_TYPE_CONST, FF_PRED_PLANE, INT_MIN, INT_MAX, V|E, "pred"}, | |
580 | {"median", NULL, 0, FF_OPT_TYPE_CONST, FF_PRED_MEDIAN, INT_MIN, INT_MAX, V|E, "pred"}, | |
119aae1d | 581 | {"aspect", "sample aspect ratio", OFFSET(sample_aspect_ratio), FF_OPT_TYPE_RATIONAL, DEFAULT, 0, 10, V|E}, |
637b5326 | 582 | {"debug", "print specific debug info", OFFSET(debug), FF_OPT_TYPE_FLAGS, DEFAULT, 0, INT_MAX, V|A|S|E|D, "debug"}, |
97041923 VP |
583 | {"pict", "picture info", 0, FF_OPT_TYPE_CONST, FF_DEBUG_PICT_INFO, INT_MIN, INT_MAX, V|D, "debug"}, |
584 | {"rc", "rate control", 0, FF_OPT_TYPE_CONST, FF_DEBUG_RC, INT_MIN, INT_MAX, V|E, "debug"}, | |
fac862c6 | 585 | {"bitstream", NULL, 0, FF_OPT_TYPE_CONST, FF_DEBUG_BITSTREAM, INT_MIN, INT_MAX, V|D, "debug"}, |
97041923 VP |
586 | {"mb_type", "macroblock (MB) type", 0, FF_OPT_TYPE_CONST, FF_DEBUG_MB_TYPE, INT_MIN, INT_MAX, V|D, "debug"}, |
587 | {"qp", "per-block quantization parameter (QP)", 0, FF_OPT_TYPE_CONST, FF_DEBUG_QP, INT_MIN, INT_MAX, V|D, "debug"}, | |
588 | {"mv", "motion vector", 0, FF_OPT_TYPE_CONST, FF_DEBUG_MV, INT_MIN, INT_MAX, V|D, "debug"}, | |
fac862c6 MN |
589 | {"dct_coeff", NULL, 0, FF_OPT_TYPE_CONST, FF_DEBUG_DCT_COEFF, INT_MIN, INT_MAX, V|D, "debug"}, |
590 | {"skip", NULL, 0, FF_OPT_TYPE_CONST, FF_DEBUG_SKIP, INT_MIN, INT_MAX, V|D, "debug"}, | |
591 | {"startcode", NULL, 0, FF_OPT_TYPE_CONST, FF_DEBUG_STARTCODE, INT_MIN, INT_MAX, V|D, "debug"}, | |
592 | {"pts", NULL, 0, FF_OPT_TYPE_CONST, FF_DEBUG_PTS, INT_MIN, INT_MAX, V|D, "debug"}, | |
97041923 VP |
593 | {"er", "error resilience", 0, FF_OPT_TYPE_CONST, FF_DEBUG_ER, INT_MIN, INT_MAX, V|D, "debug"}, |
594 | {"mmco", "memory management control operations (H.264)", 0, FF_OPT_TYPE_CONST, FF_DEBUG_MMCO, INT_MIN, INT_MAX, V|D, "debug"}, | |
fac862c6 | 595 | {"bugs", NULL, 0, FF_OPT_TYPE_CONST, FF_DEBUG_BUGS, INT_MIN, INT_MAX, V|D, "debug"}, |
97041923 VP |
596 | {"vis_qp", "visualize quantization parameter (QP), lower QP are tinted greener", 0, FF_OPT_TYPE_CONST, FF_DEBUG_VIS_QP, INT_MIN, INT_MAX, V|D, "debug"}, |
597 | {"vis_mb_type", "visualize block types", 0, FF_OPT_TYPE_CONST, FF_DEBUG_VIS_MB_TYPE, INT_MIN, INT_MAX, V|D, "debug"}, | |
598 | {"vismv", "visualize motion vectors (MVs)", OFFSET(debug_mv), FF_OPT_TYPE_INT, DEFAULT, 0, INT_MAX, V|D, "debug_mv"}, | |
599 | {"pf", "forward predicted MVs of P-frames", 0, FF_OPT_TYPE_CONST, FF_DEBUG_VIS_MV_P_FOR, INT_MIN, INT_MAX, V|D, "debug_mv"}, | |
600 | {"bf", "forward predicted MVs of B-frames", 0, FF_OPT_TYPE_CONST, FF_DEBUG_VIS_MV_B_FOR, INT_MIN, INT_MAX, V|D, "debug_mv"}, | |
601 | {"bb", "backward predicted MVs of B-frames", 0, FF_OPT_TYPE_CONST, FF_DEBUG_VIS_MV_B_BACK, INT_MIN, INT_MAX, V|D, "debug_mv"}, | |
f70d367b DB |
602 | {"mb_qmin", "obsolete, use qmin", OFFSET(mb_qmin), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|E}, |
603 | {"mb_qmax", "obsolete, use qmax", OFFSET(mb_qmax), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|E}, | |
fac862c6 MN |
604 | {"cmp", "full pel me compare function", OFFSET(me_cmp), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|E, "cmp_func"}, |
605 | {"subcmp", "sub pel me compare function", OFFSET(me_sub_cmp), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|E, "cmp_func"}, | |
ec9127c4 | 606 | {"mbcmp", "macroblock compare function", OFFSET(mb_cmp), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|E, "cmp_func"}, |
8c3dd5dc | 607 | {"ildctcmp", "interlaced dct compare function", OFFSET(ildct_cmp), FF_OPT_TYPE_INT, FF_CMP_VSAD, INT_MIN, INT_MAX, V|E, "cmp_func"}, |
97041923 VP |
608 | {"dia_size", "diamond type & size for motion estimation", OFFSET(dia_size), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|E}, |
609 | {"last_pred", "amount of motion predictors from the previous frame", OFFSET(last_predictor_count), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|E}, | |
5cc9b87f | 610 | {"preme", "pre motion estimation", OFFSET(pre_me), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|E}, |
ec9127c4 | 611 | {"precmp", "pre motion estimation compare function", OFFSET(me_pre_cmp), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|E, "cmp_func"}, |
97041923 VP |
612 | {"sad", "sum of absolute differences, fast (default)", 0, FF_OPT_TYPE_CONST, FF_CMP_SAD, INT_MIN, INT_MAX, V|E, "cmp_func"}, |
613 | {"sse", "sum of squared errors", 0, FF_OPT_TYPE_CONST, FF_CMP_SSE, INT_MIN, INT_MAX, V|E, "cmp_func"}, | |
614 | {"satd", "sum of absolute Hadamard transformed differences", 0, FF_OPT_TYPE_CONST, FF_CMP_SATD, INT_MIN, INT_MAX, V|E, "cmp_func"}, | |
615 | {"dct", "sum of absolute DCT transformed differences", 0, FF_OPT_TYPE_CONST, FF_CMP_DCT, INT_MIN, INT_MAX, V|E, "cmp_func"}, | |
616 | {"psnr", "sum of squared quantization errors (avoid, low quality)", 0, FF_OPT_TYPE_CONST, FF_CMP_PSNR, INT_MIN, INT_MAX, V|E, "cmp_func"}, | |
617 | {"bit", "number of bits needed for the block", 0, FF_OPT_TYPE_CONST, FF_CMP_BIT, INT_MIN, INT_MAX, V|E, "cmp_func"}, | |
618 | {"rd", "rate distortion optimal, slow", 0, FF_OPT_TYPE_CONST, FF_CMP_RD, INT_MIN, INT_MAX, V|E, "cmp_func"}, | |
619 | {"zero", "0", 0, FF_OPT_TYPE_CONST, FF_CMP_ZERO, INT_MIN, INT_MAX, V|E, "cmp_func"}, | |
620 | {"vsad", "sum of absolute vertical differences", 0, FF_OPT_TYPE_CONST, FF_CMP_VSAD, INT_MIN, INT_MAX, V|E, "cmp_func"}, | |
621 | {"vsse","sum of squared vertical differences", 0, FF_OPT_TYPE_CONST, FF_CMP_VSSE, INT_MIN, INT_MAX, V|E, "cmp_func"}, | |
622 | {"nsse", "noise preserving sum of squared differences", 0, FF_OPT_TYPE_CONST, FF_CMP_NSSE, INT_MIN, INT_MAX, V|E, "cmp_func"}, | |
3a6fc8fa | 623 | #ifdef CONFIG_SNOW_ENCODER |
97041923 VP |
624 | {"w53", "5/3 wavelet, only used in snow", 0, FF_OPT_TYPE_CONST, FF_CMP_W53, INT_MIN, INT_MAX, V|E, "cmp_func"}, |
625 | {"w97", "9/7 wavelet, only used in snow", 0, FF_OPT_TYPE_CONST, FF_CMP_W97, INT_MIN, INT_MAX, V|E, "cmp_func"}, | |
3a6fc8fa | 626 | #endif |
fac862c6 MN |
627 | {"dctmax", NULL, 0, FF_OPT_TYPE_CONST, FF_CMP_DCTMAX, INT_MIN, INT_MAX, V|E, "cmp_func"}, |
628 | {"chroma", NULL, 0, FF_OPT_TYPE_CONST, FF_CMP_CHROMA, INT_MIN, INT_MAX, V|E, "cmp_func"}, | |
97041923 | 629 | {"pre_dia_size", "diamond type & size for motion estimation pre-pass", OFFSET(pre_dia_size), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|E}, |
8c3dd5dc | 630 | {"subq", "sub pel motion estimation quality", OFFSET(me_subpel_quality), FF_OPT_TYPE_INT, 8, INT_MIN, INT_MAX, V|E}, |
860a40c8 | 631 | {"dtg_active_format", NULL, OFFSET(dtg_active_format), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX}, |
5cc9b87f PI |
632 | {"me_range", "limit motion vectors range (1023 for DivX player)", OFFSET(me_range), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|E}, |
633 | {"ibias", "intra quant bias", OFFSET(intra_quant_bias), FF_OPT_TYPE_INT, FF_DEFAULT_QUANT_BIAS, INT_MIN, INT_MAX, V|E}, | |
634 | {"pbias", "inter quant bias", OFFSET(inter_quant_bias), FF_OPT_TYPE_INT, FF_DEFAULT_QUANT_BIAS, INT_MIN, INT_MAX, V|E}, | |
860a40c8 MN |
635 | {"color_table_id", NULL, OFFSET(color_table_id), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX}, |
636 | {"internal_buffer_count", NULL, OFFSET(internal_buffer_count), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX}, | |
637 | {"global_quality", NULL, OFFSET(global_quality), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX}, | |
ec9127c4 | 638 | {"coder", NULL, OFFSET(coder_type), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|E, "coder"}, |
8f196b14 MN |
639 | {"vlc", "variable length coder / huffman coder", 0, FF_OPT_TYPE_CONST, FF_CODER_TYPE_VLC, INT_MIN, INT_MAX, V|E, "coder"}, |
640 | {"ac", "arithmetic coder", 0, FF_OPT_TYPE_CONST, FF_CODER_TYPE_AC, INT_MIN, INT_MAX, V|E, "coder"}, | |
f87459e4 | 641 | {"raw", "raw (no encoding)", 0, FF_OPT_TYPE_CONST, FF_CODER_TYPE_RAW, INT_MIN, INT_MAX, V|E, "coder"}, |
5d79e24a | 642 | {"rle", "run-length coder", 0, FF_OPT_TYPE_CONST, FF_CODER_TYPE_RLE, INT_MIN, INT_MAX, V|E, "coder"}, |
f87459e4 | 643 | {"deflate", "deflate-based coder", 0, FF_OPT_TYPE_CONST, FF_CODER_TYPE_DEFLATE, INT_MIN, INT_MAX, V|E, "coder"}, |
8f196b14 | 644 | {"context", "context model", OFFSET(context_model), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|E}, |
860a40c8 MN |
645 | {"slice_flags", NULL, OFFSET(slice_flags), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX}, |
646 | {"xvmc_acceleration", NULL, OFFSET(xvmc_acceleration), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX}, | |
97041923 VP |
647 | {"mbd", "macroblock decision algorithm (high quality mode)", OFFSET(mb_decision), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|E, "mbd"}, |
648 | {"simple", "use mbcmp (default)", 0, FF_OPT_TYPE_CONST, FF_MB_DECISION_SIMPLE, INT_MIN, INT_MAX, V|E, "mbd"}, | |
649 | {"bits", "use fewest bits", 0, FF_OPT_TYPE_CONST, FF_MB_DECISION_BITS, INT_MIN, INT_MAX, V|E, "mbd"}, | |
650 | {"rd", "use best rate distortion", 0, FF_OPT_TYPE_CONST, FF_MB_DECISION_RD, INT_MIN, INT_MAX, V|E, "mbd"}, | |
860a40c8 | 651 | {"stream_codec_tag", NULL, OFFSET(stream_codec_tag), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX}, |
5cc9b87f PI |
652 | {"sc_threshold", "scene change threshold", OFFSET(scenechange_threshold), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|E}, |
653 | {"lmin", "min lagrange factor (VBR)", OFFSET(lmin), FF_OPT_TYPE_INT, 2*FF_QP2LAMBDA, 0, INT_MAX, V|E}, | |
654 | {"lmax", "max lagrange factor (VBR)", OFFSET(lmax), FF_OPT_TYPE_INT, 31*FF_QP2LAMBDA, 0, INT_MAX, V|E}, | |
8f196b14 | 655 | {"nr", "noise reduction", OFFSET(noise_reduction), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|E}, |
119aae1d | 656 | {"rc_init_occupancy", "number of bits which should be loaded into the rc buffer before decoding starts", OFFSET(rc_initial_buffer_occupancy), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|E}, |
8bbf6db9 | 657 | {"inter_threshold", NULL, OFFSET(inter_threshold), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|E}, |
8c3dd5dc | 658 | {"flags2", NULL, OFFSET(flags2), FF_OPT_TYPE_FLAGS, CODEC_FLAG2_FASTPSKIP, INT_MIN, INT_MAX, V|A|E|D, "flags2"}, |
22565f5d | 659 | {"error", NULL, OFFSET(error_rate), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|E}, |
119aae1d | 660 | {"antialias", "MP3 antialias algorithm", OFFSET(antialias_algo), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|D, "aa"}, |
fac862c6 MN |
661 | {"auto", NULL, 0, FF_OPT_TYPE_CONST, FF_AA_AUTO, INT_MIN, INT_MAX, V|D, "aa"}, |
662 | {"fastint", NULL, 0, FF_OPT_TYPE_CONST, FF_AA_FASTINT, INT_MIN, INT_MAX, V|D, "aa"}, | |
663 | {"int", NULL, 0, FF_OPT_TYPE_CONST, FF_AA_INT, INT_MIN, INT_MAX, V|D, "aa"}, | |
664 | {"float", NULL, 0, FF_OPT_TYPE_CONST, FF_AA_FLOAT, INT_MIN, INT_MAX, V|D, "aa"}, | |
8f196b14 | 665 | {"qns", "quantizer noise shaping", OFFSET(quantizer_noise_shaping), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|E}, |
7df00a4e | 666 | {"threads", NULL, OFFSET(thread_count), FF_OPT_TYPE_INT, 1, INT_MIN, INT_MAX, V|E|D}, |
637b5326 | 667 | {"me_threshold", "motion estimaton threshold", OFFSET(me_threshold), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX}, |
bf080813 | 668 | {"mb_threshold", "macroblock threshold", OFFSET(mb_threshold), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|E}, |
327409d7 | 669 | {"dc", "intra_dc_precision", OFFSET(intra_dc_precision), FF_OPT_TYPE_INT, 0, INT_MIN, INT_MAX, V|E}, |
8f196b14 | 670 | {"nssew", "nsse weight", OFFSET(nsse_weight), FF_OPT_TYPE_INT, 8, INT_MIN, INT_MAX, V|E}, |
119aae1d PI |
671 | {"skip_top", "number of macroblock rows at the top which are skipped", OFFSET(skip_top), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|D}, |
672 | {"skip_bottom", "number of macroblock rows at the bottom which are skipped", OFFSET(skip_bottom), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|D}, | |
ec9127c4 | 673 | {"profile", NULL, OFFSET(profile), FF_OPT_TYPE_INT, FF_PROFILE_UNKNOWN, INT_MIN, INT_MAX, V|A|E, "profile"}, |
fac862c6 | 674 | {"unknown", NULL, 0, FF_OPT_TYPE_CONST, FF_PROFILE_UNKNOWN, INT_MIN, INT_MAX, V|A|E, "profile"}, |
4f2c36ac NG |
675 | {"aac_main", NULL, 0, FF_OPT_TYPE_CONST, FF_PROFILE_AAC_MAIN, INT_MIN, INT_MAX, A|E, "profile"}, |
676 | {"aac_low", NULL, 0, FF_OPT_TYPE_CONST, FF_PROFILE_AAC_LOW, INT_MIN, INT_MAX, A|E, "profile"}, | |
677 | {"aac_ssr", NULL, 0, FF_OPT_TYPE_CONST, FF_PROFILE_AAC_SSR, INT_MIN, INT_MAX, A|E, "profile"}, | |
678 | {"aac_ltp", NULL, 0, FF_OPT_TYPE_CONST, FF_PROFILE_AAC_LTP, INT_MIN, INT_MAX, A|E, "profile"}, | |
ec9127c4 | 679 | {"level", NULL, OFFSET(level), FF_OPT_TYPE_INT, FF_LEVEL_UNKNOWN, INT_MIN, INT_MAX, V|A|E, "level"}, |
fac862c6 | 680 | {"unknown", NULL, 0, FF_OPT_TYPE_CONST, FF_LEVEL_UNKNOWN, INT_MIN, INT_MAX, V|A|E, "level"}, |
97041923 | 681 | {"lowres", "decode at 1= 1/2, 2=1/4, 3=1/8 resolutions", OFFSET(lowres), FF_OPT_TYPE_INT, 0, 0, INT_MAX, V|D}, |
7df00a4e PI |
682 | {"skip_threshold", "frame skip threshold", OFFSET(frame_skip_threshold), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|E}, |
683 | {"skip_factor", "frame skip factor", OFFSET(frame_skip_factor), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|E}, | |
684 | {"skip_exp", "frame skip exponent", OFFSET(frame_skip_exp), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|E}, | |
d4de20d1 | 685 | {"skipcmp", "frame skip compare function", OFFSET(frame_skip_cmp), FF_OPT_TYPE_INT, FF_CMP_DCTMAX, INT_MIN, INT_MAX, V|E, "cmp_func"}, |
97041923 | 686 | {"border_mask", "increases the quantizer for macroblocks close to borders", OFFSET(border_masking), FF_OPT_TYPE_FLOAT, DEFAULT, -FLT_MAX, FLT_MAX, V|E}, |
1984f5cd CH |
687 | {"mblmin", "min macroblock lagrange factor (VBR)", OFFSET(mb_lmin), FF_OPT_TYPE_INT, FF_QP2LAMBDA * 2, 1, FF_LAMBDA_MAX, V|E}, |
688 | {"mblmax", "max macroblock lagrange factor (VBR)", OFFSET(mb_lmax), FF_OPT_TYPE_INT, FF_QP2LAMBDA * 31, 1, FF_LAMBDA_MAX, V|E}, | |
cccb4c96 | 689 | {"mepc", "motion estimation bitrate penalty compensation (1.0 = 256)", OFFSET(me_penalty_compensation), FF_OPT_TYPE_INT, 256, INT_MIN, INT_MAX, V|E}, |
97041923 VP |
690 | {"bidir_refine", "refine the two motion vectors used in bidirectional macroblocks", OFFSET(bidir_refine), FF_OPT_TYPE_INT, DEFAULT, 0, 4, V|E}, |
691 | {"brd_scale", "downscales frames for dynamic B-frame decision", OFFSET(brd_scale), FF_OPT_TYPE_INT, DEFAULT, 0, 10, V|E}, | |
692 | {"crf", "enables constant quality mode, and selects the quality (x264)", OFFSET(crf), FF_OPT_TYPE_FLOAT, DEFAULT, 0, 51, V|E}, | |
119aae1d | 693 | {"cqp", "constant quantization parameter rate control method", OFFSET(cqp), FF_OPT_TYPE_INT, -1, INT_MIN, INT_MAX, V|E}, |
97041923 VP |
694 | {"keyint_min", "minimum interval between IDR-frames (x264)", OFFSET(keyint_min), FF_OPT_TYPE_INT, 25, INT_MIN, INT_MAX, V|E}, |
695 | {"refs", "reference frames to consider for motion compensation (Snow)", OFFSET(refs), FF_OPT_TYPE_INT, 1, INT_MIN, INT_MAX, V|E}, | |
119aae1d PI |
696 | {"chromaoffset", "chroma qp offset from luma", OFFSET(chromaoffset), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|E}, |
697 | {"bframebias", "influences how often B-frames are used", OFFSET(bframebias), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|E}, | |
97041923 | 698 | {"trellis", "rate-distortion optimal quantization", OFFSET(trellis), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|A|E}, |
119aae1d | 699 | {"directpred", "direct mv prediction mode - 0 (none), 1 (spatial), 2 (temporal)", OFFSET(directpred), FF_OPT_TYPE_INT, 2, INT_MIN, INT_MAX, V|E}, |
97041923 | 700 | {"bpyramid", "allows B-frames to be used as references for predicting", 0, FF_OPT_TYPE_CONST, CODEC_FLAG2_BPYRAMID, INT_MIN, INT_MAX, V|E, "flags2"}, |
119aae1d | 701 | {"wpred", "weighted biprediction for b-frames (H.264)", 0, FF_OPT_TYPE_CONST, CODEC_FLAG2_WPRED, INT_MIN, INT_MAX, V|E, "flags2"}, |
d3075ed5 | 702 | {"mixed_refs", "one reference per partition, as opposed to one reference per macroblock", 0, FF_OPT_TYPE_CONST, CODEC_FLAG2_MIXED_REFS, INT_MIN, INT_MAX, V|E, "flags2"}, |
e2f3d947 | 703 | {"dct8x8", "high profile 8x8 transform (H.264)", 0, FF_OPT_TYPE_CONST, CODEC_FLAG2_8X8DCT, INT_MIN, INT_MAX, V|E, "flags2"}, |
119aae1d PI |
704 | {"fastpskip", "fast pskip (H.264)", 0, FF_OPT_TYPE_CONST, CODEC_FLAG2_FASTPSKIP, INT_MIN, INT_MAX, V|E, "flags2"}, |
705 | {"aud", "access unit delimiters (H.264)", 0, FF_OPT_TYPE_CONST, CODEC_FLAG2_AUD, INT_MIN, INT_MAX, V|E, "flags2"}, | |
706 | {"brdo", "b-frame rate-distortion optimization", 0, FF_OPT_TYPE_CONST, CODEC_FLAG2_BRDO, INT_MIN, INT_MAX, V|E, "flags2"}, | |
fe037229 | 707 | {"skiprd", "RD optimal MB level residual skipping", 0, FF_OPT_TYPE_CONST, CODEC_FLAG2_SKIP_RD, INT_MIN, INT_MAX, V|E, "flags2"}, |
119aae1d PI |
708 | {"complexityblur", "reduce fluctuations in qp (before curve compression)", OFFSET(complexityblur), FF_OPT_TYPE_FLOAT, 20.0, FLT_MIN, FLT_MAX, V|E}, |
709 | {"deblockalpha", "in-loop deblocking filter alphac0 parameter", OFFSET(deblockalpha), FF_OPT_TYPE_INT, DEFAULT, -6, 6, V|E}, | |
710 | {"deblockbeta", "in-loop deblocking filter beta parameter", OFFSET(deblockbeta), FF_OPT_TYPE_INT, DEFAULT, -6, 6, V|E}, | |
711 | {"partitions", "macroblock subpartition sizes to consider", OFFSET(partitions), FF_OPT_TYPE_FLAGS, DEFAULT, INT_MIN, INT_MAX, V|E, "partitions"}, | |
58f7833e RS |
712 | {"parti4x4", NULL, 0, FF_OPT_TYPE_CONST, X264_PART_I4X4, INT_MIN, INT_MAX, V|E, "partitions"}, |
713 | {"parti8x8", NULL, 0, FF_OPT_TYPE_CONST, X264_PART_I8X8, INT_MIN, INT_MAX, V|E, "partitions"}, | |
714 | {"partp4x4", NULL, 0, FF_OPT_TYPE_CONST, X264_PART_P4X4, INT_MIN, INT_MAX, V|E, "partitions"}, | |
715 | {"partp8x8", NULL, 0, FF_OPT_TYPE_CONST, X264_PART_P8X8, INT_MIN, INT_MAX, V|E, "partitions"}, | |
716 | {"partb8x8", NULL, 0, FF_OPT_TYPE_CONST, X264_PART_B8X8, INT_MIN, INT_MAX, V|E, "partitions"}, | |
119aae1d | 717 | {"sc_factor", "multiplied by qscale for each frame and added to scene_change_score", OFFSET(scenechange_factor), FF_OPT_TYPE_INT, 6, 0, INT_MAX, V|E}, |
1dd509b1 | 718 | {"mv0_threshold", NULL, OFFSET(mv0_threshold), FF_OPT_TYPE_INT, 256, 0, INT_MAX, V|E}, |
307eb248 | 719 | {"ivlc", "intra vlc table", 0, FF_OPT_TYPE_CONST, CODEC_FLAG2_INTRA_VLC, INT_MIN, INT_MAX, V|E, "flags2"}, |
119aae1d | 720 | {"b_sensitivity", "adjusts sensitivity of b_frame_strategy 1", OFFSET(b_sensitivity), FF_OPT_TYPE_INT, 40, 1, INT_MAX, V|E}, |
a403fc03 | 721 | {"compression_level", NULL, OFFSET(compression_level), FF_OPT_TYPE_INT, FF_COMPRESSION_DEFAULT, INT_MIN, INT_MAX, V|A|E}, |
119aae1d PI |
722 | {"use_lpc", "sets whether to use LPC mode (FLAC)", OFFSET(use_lpc), FF_OPT_TYPE_INT, -1, INT_MIN, INT_MAX, A|E}, |
723 | {"lpc_coeff_precision", "LPC coefficient precision (FLAC)", OFFSET(lpc_coeff_precision), FF_OPT_TYPE_INT, DEFAULT, 0, INT_MAX, A|E}, | |
a403fc03 JR |
724 | {"min_prediction_order", NULL, OFFSET(min_prediction_order), FF_OPT_TYPE_INT, -1, INT_MIN, INT_MAX, A|E}, |
725 | {"max_prediction_order", NULL, OFFSET(max_prediction_order), FF_OPT_TYPE_INT, -1, INT_MIN, INT_MAX, A|E}, | |
119aae1d | 726 | {"prediction_order_method", "search method for selecting prediction order", OFFSET(prediction_order_method), FF_OPT_TYPE_INT, -1, INT_MIN, INT_MAX, A|E}, |
a403fc03 JR |
727 | {"min_partition_order", NULL, OFFSET(min_partition_order), FF_OPT_TYPE_INT, -1, INT_MIN, INT_MAX, A|E}, |
728 | {"max_partition_order", NULL, OFFSET(max_partition_order), FF_OPT_TYPE_INT, -1, INT_MIN, INT_MAX, A|E}, | |
119aae1d | 729 | {"timecode_frame_start", "GOP timecode frame start number, in non drop frame format", OFFSET(timecode_frame_start), FF_OPT_TYPE_INT, 0, 0, INT_MAX, V|E}, |
80d617f5 | 730 | {"drop_frame_timecode", NULL, 0, FF_OPT_TYPE_CONST, CODEC_FLAG2_DROP_FRAME_TIMECODE, INT_MIN, INT_MAX, V|E, "flags2"}, |
5a6b9443 | 731 | {"non_linear_q", "use non linear quantizer", 0, FF_OPT_TYPE_CONST, CODEC_FLAG2_NON_LINEAR_QUANT, INT_MIN, INT_MAX, V|E, "flags2"}, |
860a40c8 MN |
732 | {NULL}, |
733 | }; | |
734 | ||
8bbf6db9 MN |
735 | #undef A |
736 | #undef V | |
5e89b50b PI |
737 | #undef S |
738 | #undef E | |
739 | #undef D | |
740 | #undef DEFAULT | |
8bbf6db9 | 741 | |
860a40c8 | 742 | static AVClass av_codec_context_class = { "AVCodecContext", context_to_name, options }; |
43465395 | 743 | |
29301573 MN |
744 | void avcodec_get_context_defaults2(AVCodecContext *s, enum CodecType codec_type){ |
745 | int flags=0; | |
9740beff MN |
746 | memset(s, 0, sizeof(AVCodecContext)); |
747 | ||
43465395 | 748 | s->av_class= &av_codec_context_class; |
73a8ceaa | 749 | |
29301573 MN |
750 | if(codec_type == CODEC_TYPE_AUDIO) |
751 | flags= AV_OPT_FLAG_AUDIO_PARAM; | |
752 | else if(codec_type == CODEC_TYPE_VIDEO) | |
753 | flags= AV_OPT_FLAG_VIDEO_PARAM; | |
754 | else if(codec_type == CODEC_TYPE_SUBTITLE) | |
755 | flags= AV_OPT_FLAG_SUBTITLE_PARAM; | |
756 | av_opt_set_defaults2(s, flags, flags); | |
73a8ceaa | 757 | |
a949d72e | 758 | s->rc_eq= "tex^qComp"; |
c0df9d75 | 759 | s->time_base= (AVRational){0,1}; |
1e491e29 MN |
760 | s->get_buffer= avcodec_default_get_buffer; |
761 | s->release_buffer= avcodec_default_release_buffer; | |
a33c7159 | 762 | s->get_format= avcodec_default_get_format; |
9c3d33d6 | 763 | s->execute= avcodec_default_execute; |
5ff85f1d | 764 | s->sample_aspect_ratio= (AVRational){0,1}; |
644a9262 | 765 | s->pix_fmt= PIX_FMT_NONE; |
1319a77b | 766 | s->sample_fmt= SAMPLE_FMT_S16; // FIXME: set to NONE |
8c3dd5dc | 767 | |
2a2bbcb0 | 768 | s->palctrl = NULL; |
e1c2a5a0 | 769 | s->reget_buffer= avcodec_default_reget_buffer; |
a949d72e MN |
770 | } |
771 | ||
29301573 | 772 | AVCodecContext *avcodec_alloc_context2(enum CodecType codec_type){ |
9740beff | 773 | AVCodecContext *avctx= av_malloc(sizeof(AVCodecContext)); |
115329f1 | 774 | |
a949d72e | 775 | if(avctx==NULL) return NULL; |
115329f1 | 776 | |
29301573 | 777 | avcodec_get_context_defaults2(avctx, codec_type); |
115329f1 | 778 | |
a949d72e MN |
779 | return avctx; |
780 | } | |
781 | ||
29301573 MN |
782 | void avcodec_get_context_defaults(AVCodecContext *s){ |
783 | avcodec_get_context_defaults2(s, CODEC_TYPE_UNKNOWN); | |
784 | } | |
785 | ||
786 | AVCodecContext *avcodec_alloc_context(void){ | |
787 | return avcodec_alloc_context2(CODEC_TYPE_UNKNOWN); | |
788 | } | |
789 | ||
9740beff MN |
790 | void avcodec_get_frame_defaults(AVFrame *pic){ |
791 | memset(pic, 0, sizeof(AVFrame)); | |
792 | ||
793 | pic->pts= AV_NOPTS_VALUE; | |
c342499d | 794 | pic->key_frame= 1; |
9740beff MN |
795 | } |
796 | ||
492cd3a9 | 797 | AVFrame *avcodec_alloc_frame(void){ |
9740beff | 798 | AVFrame *pic= av_malloc(sizeof(AVFrame)); |
115329f1 | 799 | |
9740beff | 800 | if(pic==NULL) return NULL; |
115329f1 | 801 | |
9740beff | 802 | avcodec_get_frame_defaults(pic); |
115329f1 | 803 | |
1e491e29 MN |
804 | return pic; |
805 | } | |
806 | ||
de6d9b64 FB |
807 | int avcodec_open(AVCodecContext *avctx, AVCodec *codec) |
808 | { | |
ddebfb15 | 809 | int ret= -1; |
115329f1 | 810 | |
ddebfb15 MN |
811 | entangled_thread_counter++; |
812 | if(entangled_thread_counter != 1){ | |
813 | av_log(avctx, AV_LOG_ERROR, "insufficient thread locking around avcodec_open/close()\n"); | |
814 | goto end; | |
815 | } | |
de6d9b64 | 816 | |
09770af8 | 817 | if(avctx->codec) |
ddebfb15 | 818 | goto end; |
09770af8 | 819 | |
0edf8a7a PG |
820 | if (codec->priv_data_size > 0) { |
821 | avctx->priv_data = av_mallocz(codec->priv_data_size); | |
115329f1 | 822 | if (!avctx->priv_data) |
ddebfb15 | 823 | goto end; |
0edf8a7a PG |
824 | } else { |
825 | avctx->priv_data = NULL; | |
826 | } | |
21adafec MN |
827 | |
828 | if(avctx->coded_width && avctx->coded_height) | |
829 | avcodec_set_dimensions(avctx, avctx->coded_width, avctx->coded_height); | |
830 | else if(avctx->width && avctx->height) | |
831 | avcodec_set_dimensions(avctx, avctx->width, avctx->height); | |
832 | ||
0ecca7a4 MN |
833 | if((avctx->coded_width||avctx->coded_height) && avcodec_check_dimensions(avctx,avctx->coded_width,avctx->coded_height)){ |
834 | av_freep(&avctx->priv_data); | |
ddebfb15 | 835 | goto end; |
0ecca7a4 MN |
836 | } |
837 | ||
b5c85991 MN |
838 | avctx->codec = codec; |
839 | avctx->codec_id = codec->id; | |
840 | avctx->frame_number = 0; | |
6e546aaa | 841 | if(avctx->codec->init){ |
2de4f9eb MN |
842 | ret = avctx->codec->init(avctx); |
843 | if (ret < 0) { | |
844 | av_freep(&avctx->priv_data); | |
845 | avctx->codec= NULL; | |
846 | goto end; | |
847 | } | |
6e546aaa | 848 | } |
ddebfb15 MN |
849 | ret=0; |
850 | end: | |
851 | entangled_thread_counter--; | |
852 | return ret; | |
de6d9b64 FB |
853 | } |
854 | ||
115329f1 | 855 | int avcodec_encode_audio(AVCodecContext *avctx, uint8_t *buf, int buf_size, |
de6d9b64 FB |
856 | const short *samples) |
857 | { | |
0ecca7a4 | 858 | if(buf_size < FF_MIN_BUFFER_SIZE && 0){ |
5286d11f | 859 | av_log(avctx, AV_LOG_ERROR, "buffer smaller than minimum size\n"); |
0ecca7a4 MN |
860 | return -1; |
861 | } | |
6f824977 MN |
862 | if((avctx->codec->capabilities & CODEC_CAP_DELAY) || samples){ |
863 | int ret = avctx->codec->encode(avctx, buf, buf_size, (void *)samples); | |
864 | avctx->frame_number++; | |
865 | return ret; | |
866 | }else | |
867 | return 0; | |
de6d9b64 FB |
868 | } |
869 | ||
115329f1 | 870 | int avcodec_encode_video(AVCodecContext *avctx, uint8_t *buf, int buf_size, |
492cd3a9 | 871 | const AVFrame *pict) |
de6d9b64 | 872 | { |
0ecca7a4 | 873 | if(buf_size < FF_MIN_BUFFER_SIZE){ |
5286d11f | 874 | av_log(avctx, AV_LOG_ERROR, "buffer smaller than minimum size\n"); |
0ecca7a4 MN |
875 | return -1; |
876 | } | |
877 | if(avcodec_check_dimensions(avctx,avctx->width,avctx->height)) | |
878 | return -1; | |
6f824977 MN |
879 | if((avctx->codec->capabilities & CODEC_CAP_DELAY) || pict){ |
880 | int ret = avctx->codec->encode(avctx, buf, buf_size, (void *)pict); | |
881 | avctx->frame_number++; | |
bb628dae | 882 | emms_c(); //needed to avoid an emms_c() call before every return; |
115329f1 | 883 | |
6f824977 MN |
884 | return ret; |
885 | }else | |
886 | return 0; | |
de6d9b64 FB |
887 | } |
888 | ||
115329f1 | 889 | int avcodec_encode_subtitle(AVCodecContext *avctx, uint8_t *buf, int buf_size, |
240c1657 FB |
890 | const AVSubtitle *sub) |
891 | { | |
892 | int ret; | |
893 | ret = avctx->codec->encode(avctx, buf, buf_size, (void *)sub); | |
894 | avctx->frame_number++; | |
895 | return ret; | |
896 | } | |
897 | ||
115329f1 | 898 | int avcodec_decode_video(AVCodecContext *avctx, AVFrame *picture, |
de6d9b64 | 899 | int *got_picture_ptr, |
0c1a9eda | 900 | uint8_t *buf, int buf_size) |
de6d9b64 FB |
901 | { |
902 | int ret; | |
115329f1 | 903 | |
53db1cae | 904 | *got_picture_ptr= 0; |
0ecca7a4 MN |
905 | if((avctx->coded_width||avctx->coded_height) && avcodec_check_dimensions(avctx,avctx->coded_width,avctx->coded_height)) |
906 | return -1; | |
934982c4 | 907 | if((avctx->codec->capabilities & CODEC_CAP_DELAY) || buf_size){ |
115329f1 | 908 | ret = avctx->codec->decode(avctx, picture, got_picture_ptr, |
934982c4 | 909 | buf, buf_size); |
6bb925f4 | 910 | |
bb628dae | 911 | emms_c(); //needed to avoid an emms_c() call before every return; |
115329f1 DB |
912 | |
913 | if (*got_picture_ptr) | |
934982c4 MN |
914 | avctx->frame_number++; |
915 | }else | |
916 | ret= 0; | |
917 | ||
de6d9b64 FB |
918 | return ret; |
919 | } | |
920 | ||
ac66834c | 921 | int avcodec_decode_audio2(AVCodecContext *avctx, int16_t *samples, |
de6d9b64 | 922 | int *frame_size_ptr, |
0c1a9eda | 923 | uint8_t *buf, int buf_size) |
de6d9b64 FB |
924 | { |
925 | int ret; | |
926 | ||
fec9ccb7 | 927 | if((avctx->codec->capabilities & CODEC_CAP_DELAY) || buf_size){ |
9c856d62 MN |
928 | //FIXME remove the check below _after_ ensuring that all audio check that the available space is enough |
929 | if(*frame_size_ptr < AVCODEC_MAX_AUDIO_FRAME_SIZE){ | |
930 | av_log(avctx, AV_LOG_ERROR, "buffer smaller than AVCODEC_MAX_AUDIO_FRAME_SIZE\n"); | |
931 | return -1; | |
932 | } | |
933 | if(*frame_size_ptr < FF_MIN_BUFFER_SIZE || | |
934 | *frame_size_ptr < avctx->channels * avctx->frame_size * sizeof(int16_t) || | |
935 | *frame_size_ptr < buf_size){ | |
936 | av_log(avctx, AV_LOG_ERROR, "buffer %d too small\n", *frame_size_ptr); | |
937 | return -1; | |
938 | } | |
939 | ||
115329f1 | 940 | ret = avctx->codec->decode(avctx, samples, frame_size_ptr, |
fec9ccb7 MN |
941 | buf, buf_size); |
942 | avctx->frame_number++; | |
ac66834c | 943 | }else{ |
fec9ccb7 | 944 | ret= 0; |
ac66834c MN |
945 | *frame_size_ptr=0; |
946 | } | |
de6d9b64 FB |
947 | return ret; |
948 | } | |
949 | ||
ac66834c MN |
950 | #if LIBAVCODEC_VERSION_INT < ((52<<16)+(0<<8)+0) |
951 | int avcodec_decode_audio(AVCodecContext *avctx, int16_t *samples, | |
952 | int *frame_size_ptr, | |
953 | uint8_t *buf, int buf_size){ | |
954 | *frame_size_ptr= AVCODEC_MAX_AUDIO_FRAME_SIZE; | |
955 | return avcodec_decode_audio2(avctx, samples, frame_size_ptr, buf, buf_size); | |
956 | } | |
957 | #endif | |
958 | ||
240c1657 FB |
959 | int avcodec_decode_subtitle(AVCodecContext *avctx, AVSubtitle *sub, |
960 | int *got_sub_ptr, | |
961 | const uint8_t *buf, int buf_size) | |
962 | { | |
963 | int ret; | |
964 | ||
965 | *got_sub_ptr = 0; | |
115329f1 | 966 | ret = avctx->codec->decode(avctx, sub, got_sub_ptr, |
240c1657 FB |
967 | (uint8_t *)buf, buf_size); |
968 | if (*got_sub_ptr) | |
969 | avctx->frame_number++; | |
970 | return ret; | |
971 | } | |
972 | ||
de6d9b64 FB |
973 | int avcodec_close(AVCodecContext *avctx) |
974 | { | |
ddebfb15 MN |
975 | entangled_thread_counter++; |
976 | if(entangled_thread_counter != 1){ | |
977 | av_log(avctx, AV_LOG_ERROR, "insufficient thread locking around avcodec_open/close()\n"); | |
978 | entangled_thread_counter--; | |
979 | return -1; | |
980 | } | |
981 | ||
de6d9b64 FB |
982 | if (avctx->codec->close) |
983 | avctx->codec->close(avctx); | |
eea8c08f | 984 | avcodec_default_free_buffers(avctx); |
3123dd79 | 985 | av_freep(&avctx->priv_data); |
de6d9b64 | 986 | avctx->codec = NULL; |
ddebfb15 | 987 | entangled_thread_counter--; |
de6d9b64 FB |
988 | return 0; |
989 | } | |
990 | ||
991 | AVCodec *avcodec_find_encoder(enum CodecID id) | |
992 | { | |
993 | AVCodec *p; | |
994 | p = first_avcodec; | |
995 | while (p) { | |
996 | if (p->encode != NULL && p->id == id) | |
997 | return p; | |
998 | p = p->next; | |
999 | } | |
1000 | return NULL; | |
1001 | } | |
1002 | ||
98f3b098 A |
1003 | AVCodec *avcodec_find_encoder_by_name(const char *name) |
1004 | { | |
1005 | AVCodec *p; | |
1006 | p = first_avcodec; | |
1007 | while (p) { | |
1008 | if (p->encode != NULL && strcmp(name,p->name) == 0) | |
1009 | return p; | |
1010 | p = p->next; | |
1011 | } | |
1012 | return NULL; | |
1013 | } | |
1014 | ||
de6d9b64 FB |
1015 | AVCodec *avcodec_find_decoder(enum CodecID id) |
1016 | { | |
1017 | AVCodec *p; | |
1018 | p = first_avcodec; | |
1019 | while (p) { | |
1020 | if (p->decode != NULL && p->id == id) | |
1021 | return p; | |
1022 | p = p->next; | |
1023 | } | |
1024 | return NULL; | |
1025 | } | |
1026 | ||
1027 | AVCodec *avcodec_find_decoder_by_name(const char *name) | |
1028 | { | |
1029 | AVCodec *p; | |
1030 | p = first_avcodec; | |
1031 | while (p) { | |
1032 | if (p->decode != NULL && strcmp(name,p->name) == 0) | |
1033 | return p; | |
1034 | p = p->next; | |
1035 | } | |
1036 | return NULL; | |
1037 | } | |
1038 | ||
de6d9b64 FB |
1039 | void avcodec_string(char *buf, int buf_size, AVCodecContext *enc, int encode) |
1040 | { | |
1041 | const char *codec_name; | |
1042 | AVCodec *p; | |
1043 | char buf1[32]; | |
623563c0 | 1044 | char channels_str[100]; |
a96b68b7 | 1045 | int bitrate; |
de6d9b64 FB |
1046 | |
1047 | if (encode) | |
1048 | p = avcodec_find_encoder(enc->codec_id); | |
1049 | else | |
1050 | p = avcodec_find_decoder(enc->codec_id); | |
1051 | ||
1052 | if (p) { | |
1053 | codec_name = p->name; | |
98ce5991 FB |
1054 | if (!encode && enc->codec_id == CODEC_ID_MP3) { |
1055 | if (enc->sub_id == 2) | |
1056 | codec_name = "mp2"; | |
1057 | else if (enc->sub_id == 1) | |
1058 | codec_name = "mp1"; | |
1059 | } | |
985180a1 FB |
1060 | } else if (enc->codec_id == CODEC_ID_MPEG2TS) { |
1061 | /* fake mpeg2 transport stream codec (currently not | |
1062 | registered) */ | |
1063 | codec_name = "mpeg2ts"; | |
de6d9b64 FB |
1064 | } else if (enc->codec_name[0] != '\0') { |
1065 | codec_name = enc->codec_name; | |
1066 | } else { | |
1067 | /* output avi tags */ | |
115329f1 | 1068 | if( isprint(enc->codec_tag&0xFF) && isprint((enc->codec_tag>>8)&0xFF) |
b983a5c6 | 1069 | && isprint((enc->codec_tag>>16)&0xFF) && isprint((enc->codec_tag>>24)&0xFF)){ |
115329f1 | 1070 | snprintf(buf1, sizeof(buf1), "%c%c%c%c / 0x%04X", |
de6d9b64 FB |
1071 | enc->codec_tag & 0xff, |
1072 | (enc->codec_tag >> 8) & 0xff, | |
1073 | (enc->codec_tag >> 16) & 0xff, | |
b983a5c6 MN |
1074 | (enc->codec_tag >> 24) & 0xff, |
1075 | enc->codec_tag); | |
de6d9b64 FB |
1076 | } else { |
1077 | snprintf(buf1, sizeof(buf1), "0x%04x", enc->codec_tag); | |
1078 | } | |
1079 | codec_name = buf1; | |
1080 | } | |
1081 | ||
1082 | switch(enc->codec_type) { | |
1083 | case CODEC_TYPE_VIDEO: | |
1084 | snprintf(buf, buf_size, | |
1085 | "Video: %s%s", | |
7d1c3fc1 | 1086 | codec_name, enc->mb_decision ? " (hq)" : ""); |
82c0c4ba | 1087 | if (enc->pix_fmt != PIX_FMT_NONE) { |
cf087595 FB |
1088 | snprintf(buf + strlen(buf), buf_size - strlen(buf), |
1089 | ", %s", | |
9bbffbb1 | 1090 | avcodec_get_pix_fmt_name(enc->pix_fmt)); |
cf087595 | 1091 | } |
de6d9b64 FB |
1092 | if (enc->width) { |
1093 | snprintf(buf + strlen(buf), buf_size - strlen(buf), | |
21189011 MN |
1094 | ", %dx%d", |
1095 | enc->width, enc->height); | |
ab1c6dc9 | 1096 | if(av_log_level >= AV_LOG_DEBUG){ |
21189011 MN |
1097 | int g= ff_gcd(enc->time_base.num, enc->time_base.den); |
1098 | snprintf(buf + strlen(buf), buf_size - strlen(buf), | |
1099 | ", %d/%d", | |
1100 | enc->time_base.num/g, enc->time_base.den/g); | |
1101 | } | |
de6d9b64 | 1102 | } |
4bfad535 FB |
1103 | if (encode) { |
1104 | snprintf(buf + strlen(buf), buf_size - strlen(buf), | |
1105 | ", q=%d-%d", enc->qmin, enc->qmax); | |
1106 | } | |
a96b68b7 | 1107 | bitrate = enc->bit_rate; |
de6d9b64 FB |
1108 | break; |
1109 | case CODEC_TYPE_AUDIO: | |
1110 | snprintf(buf, buf_size, | |
1111 | "Audio: %s", | |
1112 | codec_name); | |
e0d2714a J |
1113 | switch (enc->channels) { |
1114 | case 1: | |
623563c0 | 1115 | strcpy(channels_str, "mono"); |
e0d2714a J |
1116 | break; |
1117 | case 2: | |
623563c0 | 1118 | strcpy(channels_str, "stereo"); |
e0d2714a J |
1119 | break; |
1120 | case 6: | |
623563c0 | 1121 | strcpy(channels_str, "5:1"); |
e0d2714a J |
1122 | break; |
1123 | default: | |
2fc8ea24 | 1124 | snprintf(channels_str, sizeof(channels_str), "%d channels", enc->channels); |
e0d2714a J |
1125 | break; |
1126 | } | |
de6d9b64 FB |
1127 | if (enc->sample_rate) { |
1128 | snprintf(buf + strlen(buf), buf_size - strlen(buf), | |
1129 | ", %d Hz, %s", | |
1130 | enc->sample_rate, | |
e0d2714a | 1131 | channels_str); |
de6d9b64 | 1132 | } |
115329f1 | 1133 | |
a96b68b7 FB |
1134 | /* for PCM codecs, compute bitrate directly */ |
1135 | switch(enc->codec_id) { | |
b461b3bc RD |
1136 | case CODEC_ID_PCM_S32LE: |
1137 | case CODEC_ID_PCM_S32BE: | |
1138 | case CODEC_ID_PCM_U32LE: | |
1139 | case CODEC_ID_PCM_U32BE: | |
1140 | bitrate = enc->sample_rate * enc->channels * 32; | |
1141 | break; | |
1142 | case CODEC_ID_PCM_S24LE: | |
1143 | case CODEC_ID_PCM_S24BE: | |
1144 | case CODEC_ID_PCM_U24LE: | |
1145 | case CODEC_ID_PCM_U24BE: | |
1146 | case CODEC_ID_PCM_S24DAUD: | |
1147 | bitrate = enc->sample_rate * enc->channels * 24; | |
1148 | break; | |
a96b68b7 FB |
1149 | case CODEC_ID_PCM_S16LE: |
1150 | case CODEC_ID_PCM_S16BE: | |
1151 | case CODEC_ID_PCM_U16LE: | |
1152 | case CODEC_ID_PCM_U16BE: | |
a190b7e9 | 1153 | bitrate = enc->sample_rate * enc->channels * 16; |
a96b68b7 FB |
1154 | break; |
1155 | case CODEC_ID_PCM_S8: | |
1156 | case CODEC_ID_PCM_U8: | |
1157 | case CODEC_ID_PCM_ALAW: | |
1158 | case CODEC_ID_PCM_MULAW: | |
a190b7e9 | 1159 | bitrate = enc->sample_rate * enc->channels * 8; |
a96b68b7 FB |
1160 | break; |
1161 | default: | |
1162 | bitrate = enc->bit_rate; | |
1163 | break; | |
1164 | } | |
de6d9b64 | 1165 | break; |
985180a1 FB |
1166 | case CODEC_TYPE_DATA: |
1167 | snprintf(buf, buf_size, "Data: %s", codec_name); | |
240c1657 FB |
1168 | bitrate = enc->bit_rate; |
1169 | break; | |
1170 | case CODEC_TYPE_SUBTITLE: | |
1171 | snprintf(buf, buf_size, "Subtitle: %s", codec_name); | |
985180a1 FB |
1172 | bitrate = enc->bit_rate; |
1173 | break; | |
de6d9b64 | 1174 | default: |
9fe5a7b8 MN |
1175 | snprintf(buf, buf_size, "Invalid Codec type %d", enc->codec_type); |
1176 | return; | |
de6d9b64 | 1177 | } |
4bfad535 FB |
1178 | if (encode) { |
1179 | if (enc->flags & CODEC_FLAG_PASS1) | |
1180 | snprintf(buf + strlen(buf), buf_size - strlen(buf), | |
1181 | ", pass 1"); | |
1182 | if (enc->flags & CODEC_FLAG_PASS2) | |
1183 | snprintf(buf + strlen(buf), buf_size - strlen(buf), | |
1184 | ", pass 2"); | |
1185 | } | |
a96b68b7 | 1186 | if (bitrate != 0) { |
115329f1 | 1187 | snprintf(buf + strlen(buf), buf_size - strlen(buf), |
a96b68b7 | 1188 | ", %d kb/s", bitrate / 1000); |
de6d9b64 FB |
1189 | } |
1190 | } | |
1191 | ||
156e5023 NK |
1192 | unsigned avcodec_version( void ) |
1193 | { | |
1194 | return LIBAVCODEC_VERSION_INT; | |
1195 | } | |
cf087595 | 1196 | |
8bceb6af NK |
1197 | unsigned avcodec_build( void ) |
1198 | { | |
1199 | return LIBAVCODEC_BUILD; | |
1200 | } | |
1201 | ||
43a80cce | 1202 | static void init_crcs(void){ |
08cb1950 | 1203 | #if LIBAVUTIL_VERSION_INT < (50<<16) |
43a80cce | 1204 | av_crc04C11DB7= av_mallocz_static(sizeof(AVCRC) * 257); |
e027d0a8 | 1205 | av_crc8005 = av_mallocz_static(sizeof(AVCRC) * 257); |
b865838e | 1206 | av_crc07 = av_mallocz_static(sizeof(AVCRC) * 257); |
08cb1950 | 1207 | #endif |
43a80cce | 1208 | av_crc_init(av_crc04C11DB7, 0, 32, 0x04c11db7, sizeof(AVCRC)*257); |
e027d0a8 | 1209 | av_crc_init(av_crc8005 , 0, 16, 0x8005 , sizeof(AVCRC)*257); |
b865838e | 1210 | av_crc_init(av_crc07 , 0, 8, 0x07 , sizeof(AVCRC)*257); |
43a80cce MN |
1211 | } |
1212 | ||
de6d9b64 FB |
1213 | void avcodec_init(void) |
1214 | { | |
0344cd0a AB |
1215 | static int inited = 0; |
1216 | ||
1217 | if (inited != 0) | |
bb270c08 | 1218 | return; |
0344cd0a AB |
1219 | inited = 1; |
1220 | ||
486497e0 | 1221 | dsputil_static_init(); |
43a80cce | 1222 | init_crcs(); |
de6d9b64 FB |
1223 | } |
1224 | ||
1c2a8c7f MN |
1225 | void avcodec_flush_buffers(AVCodecContext *avctx) |
1226 | { | |
7a06ff14 MN |
1227 | if(avctx->codec->flush) |
1228 | avctx->codec->flush(avctx); | |
1c2a8c7f MN |
1229 | } |
1230 | ||
b100eab8 | 1231 | void avcodec_default_free_buffers(AVCodecContext *s){ |
d90cf87b MN |
1232 | int i, j; |
1233 | ||
1234 | if(s->internal_buffer==NULL) return; | |
115329f1 | 1235 | |
d90cf87b MN |
1236 | for(i=0; i<INTERNAL_BUFFER_SIZE; i++){ |
1237 | InternalBuffer *buf= &((InternalBuffer*)s->internal_buffer)[i]; | |
1238 | for(j=0; j<4; j++){ | |
1239 | av_freep(&buf->base[j]); | |
1240 | buf->data[j]= NULL; | |
1241 | } | |
1242 | } | |
1243 | av_freep(&s->internal_buffer); | |
115329f1 | 1244 | |
d90cf87b MN |
1245 | s->internal_buffer_count=0; |
1246 | } | |
1247 | ||
d8085ea7 MN |
1248 | char av_get_pict_type_char(int pict_type){ |
1249 | switch(pict_type){ | |
115329f1 DB |
1250 | case I_TYPE: return 'I'; |
1251 | case P_TYPE: return 'P'; | |
1252 | case B_TYPE: return 'B'; | |
1253 | case S_TYPE: return 'S'; | |
1254 | case SI_TYPE:return 'i'; | |
1255 | case SP_TYPE:return 'p'; | |
d8085ea7 MN |
1256 | default: return '?'; |
1257 | } | |
1258 | } | |
1259 | ||
ac3e1834 BC |
1260 | int av_get_bits_per_sample(enum CodecID codec_id){ |
1261 | switch(codec_id){ | |
5da71469 | 1262 | case CODEC_ID_ADPCM_SBPRO_2: |
f1b163e0 | 1263 | return 2; |
5da71469 | 1264 | case CODEC_ID_ADPCM_SBPRO_3: |
f1b163e0 | 1265 | return 3; |
5da71469 | 1266 | case CODEC_ID_ADPCM_SBPRO_4: |
f1b163e0 AJ |
1267 | case CODEC_ID_ADPCM_CT: |
1268 | return 4; | |
ac3e1834 BC |
1269 | case CODEC_ID_PCM_ALAW: |
1270 | case CODEC_ID_PCM_MULAW: | |
1271 | case CODEC_ID_PCM_S8: | |
1272 | case CODEC_ID_PCM_U8: | |
1273 | return 8; | |
1274 | case CODEC_ID_PCM_S16BE: | |
1275 | case CODEC_ID_PCM_S16LE: | |
1276 | case CODEC_ID_PCM_U16BE: | |
1277 | case CODEC_ID_PCM_U16LE: | |
1278 | return 16; | |
1279 | case CODEC_ID_PCM_S24DAUD: | |
1280 | case CODEC_ID_PCM_S24BE: | |
1281 | case CODEC_ID_PCM_S24LE: | |
1282 | case CODEC_ID_PCM_U24BE: | |
1283 | case CODEC_ID_PCM_U24LE: | |
1284 | return 24; | |
1285 | case CODEC_ID_PCM_S32BE: | |
1286 | case CODEC_ID_PCM_S32LE: | |
1287 | case CODEC_ID_PCM_U32BE: | |
1288 | case CODEC_ID_PCM_U32LE: | |
1289 | return 32; | |
1290 | default: | |
1291 | return 0; | |
1292 | } | |
1293 | } | |
1294 | ||
2450cff2 | 1295 | #if !defined(HAVE_THREADS) |
ca8ad847 MN |
1296 | int avcodec_thread_init(AVCodecContext *s, int thread_count){ |
1297 | return -1; | |
1298 | } | |
1299 | #endif | |
ad2b531d MR |
1300 | |
1301 | unsigned int av_xiphlacing(unsigned char *s, unsigned int v) | |
1302 | { | |
1303 | unsigned int n = 0; | |
1304 | ||
1305 | while(v >= 0xff) { | |
1306 | *s++ = 0xff; | |
1307 | v -= 0xff; | |
1308 | n++; | |
1309 | } | |
1310 | *s = v; | |
1311 | n++; | |
1312 | return n; | |
1313 | } | |
1005f542 CH |
1314 | |
1315 | /* Wrapper to work around the lack of mkstemp() on mingw/cygin. | |
1316 | * Also, tries to create file in /tmp first, if possible. | |
1317 | * *prefix can be a character constant; *filename will be allocated internally. | |
1318 | * Returns file descriptor of opened file (or -1 on error) | |
1319 | * and opened file name in **filename. */ | |
1320 | int av_tempfile(char *prefix, char **filename) { | |
1321 | int fd=-1; | |
2f30a81d | 1322 | #ifdef __MINGW32__ |
1005f542 CH |
1323 | *filename = tempnam(".", prefix); |
1324 | #else | |
1325 | size_t len = strlen(prefix) + 12; /* room for "/tmp/" and "XXXXXX\0" */ | |
f2508b17 | 1326 | *filename = av_malloc(len); |
1005f542 CH |
1327 | #endif |
1328 | /* -----common section-----*/ | |
1329 | if (*filename == NULL) { | |
1330 | av_log(NULL, AV_LOG_ERROR, "ff_tempfile: Cannot allocate file name\n"); | |
1331 | return -1; | |
1332 | } | |
2f30a81d | 1333 | #ifdef __MINGW32__ |
1005f542 CH |
1334 | fd = open(*filename, _O_RDWR | _O_BINARY | _O_CREAT, 0444); |
1335 | #else | |
1336 | snprintf(*filename, len, "/tmp/%sXXXXXX", prefix); | |
1337 | fd = mkstemp(*filename); | |
1338 | if (fd < 0) { | |
1339 | snprintf(*filename, len, "./%sXXXXXX", prefix); | |
1340 | fd = mkstemp(*filename); | |
1341 | } | |
1342 | #endif | |
1343 | /* -----common section-----*/ | |
1344 | if (fd < 0) { | |
1345 | av_log(NULL, AV_LOG_ERROR, "ff_tempfile: Cannot open temporary file %s\n", *filename); | |
1346 | return -1; | |
1347 | } | |
1348 | return fd; /* success */ | |
1349 | } | |
26ef3220 SS |
1350 | |
1351 | typedef struct { | |
1352 | const char *abv; | |
1353 | int width, height; | |
1354 | int frame_rate, frame_rate_base; | |
1355 | } AbvEntry; | |
1356 | ||
1357 | static AbvEntry frame_abvs[] = { | |
1358 | { "ntsc", 720, 480, 30000, 1001 }, | |
1359 | { "pal", 720, 576, 25, 1 }, | |
755bfeab DB |
1360 | { "qntsc", 352, 240, 30000, 1001 }, /* VCD compliant NTSC */ |
1361 | { "qpal", 352, 288, 25, 1 }, /* VCD compliant PAL */ | |
26ef3220 SS |
1362 | { "sntsc", 640, 480, 30000, 1001 }, /* square pixel NTSC */ |
1363 | { "spal", 768, 576, 25, 1 }, /* square pixel PAL */ | |
1364 | { "film", 352, 240, 24, 1 }, | |
1365 | { "ntsc-film", 352, 240, 24000, 1001 }, | |
1366 | { "sqcif", 128, 96, 0, 0 }, | |
1367 | { "qcif", 176, 144, 0, 0 }, | |
1368 | { "cif", 352, 288, 0, 0 }, | |
1369 | { "4cif", 704, 576, 0, 0 }, | |
1370 | { "qqvga", 160, 120, 0, 0 }, | |
1371 | { "qvga", 320, 240, 0, 0 }, | |
1372 | { "vga", 640, 480, 0, 0 }, | |
1373 | { "svga", 800, 600, 0, 0 }, | |
1374 | { "xga", 1024, 768, 0, 0 }, | |
1375 | { "uxga", 1600,1200, 0, 0 }, | |
1376 | { "qxga", 2048,1536, 0, 0 }, | |
1377 | { "sxga", 1280,1024, 0, 0 }, | |
1378 | { "qsxga", 2560,2048, 0, 0 }, | |
1379 | { "hsxga", 5120,4096, 0, 0 }, | |
1380 | { "wvga", 852, 480, 0, 0 }, | |
1381 | { "wxga", 1366, 768, 0, 0 }, | |
1382 | { "wsxga", 1600,1024, 0, 0 }, | |
1383 | { "wuxga", 1920,1200, 0, 0 }, | |
1384 | { "woxga", 2560,1600, 0, 0 }, | |
1385 | { "wqsxga", 3200,2048, 0, 0 }, | |
1386 | { "wquxga", 3840,2400, 0, 0 }, | |
1387 | { "whsxga", 6400,4096, 0, 0 }, | |
1388 | { "whuxga", 7680,4800, 0, 0 }, | |
1389 | { "cga", 320, 200, 0, 0 }, | |
1390 | { "ega", 640, 350, 0, 0 }, | |
1391 | { "hd480", 852, 480, 0, 0 }, | |
1392 | { "hd720", 1280, 720, 0, 0 }, | |
1393 | { "hd1080", 1920,1080, 0, 0 }, | |
1394 | }; | |
1395 | ||
1396 | int av_parse_video_frame_size(int *width_ptr, int *height_ptr, const char *str) | |
1397 | { | |
1398 | int i; | |
1399 | int n = sizeof(frame_abvs) / sizeof(AbvEntry); | |
1400 | const char *p; | |
1401 | int frame_width = 0, frame_height = 0; | |
1402 | ||
1403 | for(i=0;i<n;i++) { | |
1404 | if (!strcmp(frame_abvs[i].abv, str)) { | |
1405 | frame_width = frame_abvs[i].width; | |
1406 | frame_height = frame_abvs[i].height; | |
1407 | break; | |
1408 | } | |
1409 | } | |
1410 | if (i == n) { | |
1411 | p = str; | |
1412 | frame_width = strtol(p, (char **)&p, 10); | |
1413 | if (*p) | |
1414 | p++; | |
1415 | frame_height = strtol(p, (char **)&p, 10); | |
1416 | } | |
1417 | if (frame_width <= 0 || frame_height <= 0) | |
1418 | return -1; | |
1419 | *width_ptr = frame_width; | |
1420 | *height_ptr = frame_height; | |
1421 | return 0; | |
1422 | } | |
1423 | ||
1424 | int av_parse_video_frame_rate(AVRational *frame_rate, const char *arg) | |
1425 | { | |
1426 | int i; | |
1427 | char* cp; | |
1428 | ||
1429 | /* First, we check our abbreviation table */ | |
1430 | for (i = 0; i < sizeof(frame_abvs)/sizeof(*frame_abvs); ++i) | |
1431 | if (!strcmp(frame_abvs[i].abv, arg)) { | |
1432 | frame_rate->num = frame_abvs[i].frame_rate; | |
1433 | frame_rate->den = frame_abvs[i].frame_rate_base; | |
1434 | return 0; | |
1435 | } | |
1436 | ||
1437 | /* Then, we try to parse it as fraction */ | |
1438 | cp = strchr(arg, '/'); | |
1439 | if (!cp) | |
1440 | cp = strchr(arg, ':'); | |
1441 | if (cp) { | |
1442 | char* cpp; | |
1443 | frame_rate->num = strtol(arg, &cpp, 10); | |
1444 | if (cpp != arg || cpp == cp) | |
1445 | frame_rate->den = strtol(cp+1, &cpp, 10); | |
1446 | else | |
1447 | frame_rate->num = 0; | |
1448 | } | |
1449 | else { | |
1450 | /* Finally we give up and parse it as double */ | |
1451 | AVRational time_base = av_d2q(strtod(arg, 0), DEFAULT_FRAME_RATE_BASE); | |
1452 | frame_rate->den = time_base.den; | |
1453 | frame_rate->num = time_base.num; | |
1454 | } | |
1455 | if (!frame_rate->num || !frame_rate->den) | |
1456 | return -1; | |
1457 | else | |
1458 | return 0; | |
1459 | } |