Commit | Line | Data |
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fb025625 FB |
1 | #ifndef AVFORMAT_H |
2 | #define AVFORMAT_H | |
de6d9b64 | 3 | |
02d697aa ZK |
4 | #ifdef __cplusplus |
5 | extern "C" { | |
6 | #endif | |
7 | ||
5aa083ee MN |
8 | #define LIBAVFORMAT_VERSION_INT ((49<<16)+(0<<8)+0) |
9 | #define LIBAVFORMAT_VERSION 49.0.0 | |
10 | #define LIBAVFORMAT_BUILD LIBAVFORMAT_VERSION_INT | |
8026c3b5 | 11 | |
5aa083ee | 12 | #define LIBAVFORMAT_IDENT "Lavf" AV_STRINGIFY(LIBAVFORMAT_VERSION) |
4b1f4f23 | 13 | |
f71869a4 | 14 | #include <time.h> |
67070e4f | 15 | #include <stdio.h> /* FILE */ |
de6d9b64 FB |
16 | #include "avcodec.h" |
17 | ||
de6d9b64 FB |
18 | #include "avio.h" |
19 | ||
20 | /* packet functions */ | |
21 | ||
ee404803 FB |
22 | #ifndef MAXINT64 |
23 | #define MAXINT64 int64_t_C(0x7fffffffffffffff) | |
24 | #endif | |
25 | ||
26 | #ifndef MININT64 | |
27 | #define MININT64 int64_t_C(0x8000000000000000) | |
28 | #endif | |
29 | ||
de6d9b64 | 30 | typedef struct AVPacket { |
2692067a MN |
31 | int64_t pts; ///< presentation time stamp in time_base units |
32 | int64_t dts; ///< decompression time stamp in time_base units | |
0c1a9eda | 33 | uint8_t *data; |
6fa5a56c FB |
34 | int size; |
35 | int stream_index; | |
36 | int flags; | |
2692067a | 37 | int duration; ///< presentation duration in time_base units (0 if not available) |
6fa5a56c FB |
38 | void (*destruct)(struct AVPacket *); |
39 | void *priv; | |
2692067a | 40 | int64_t pos; ///< byte position in stream, -1 if unknown |
de6d9b64 | 41 | } AVPacket; |
6fa5a56c FB |
42 | #define PKT_FLAG_KEY 0x0001 |
43 | ||
63dd1377 | 44 | void av_destruct_packet_nofree(AVPacket *pkt); |
90ad92b3 | 45 | void av_destruct_packet(AVPacket *pkt); |
63dd1377 | 46 | |
da24c5e3 | 47 | /* initialize optional fields of a packet */ |
6fa5a56c FB |
48 | static inline void av_init_packet(AVPacket *pkt) |
49 | { | |
50 | pkt->pts = AV_NOPTS_VALUE; | |
fb2758c8 | 51 | pkt->dts = AV_NOPTS_VALUE; |
2692067a | 52 | pkt->pos = -1; |
fb2758c8 | 53 | pkt->duration = 0; |
6fa5a56c FB |
54 | pkt->flags = 0; |
55 | pkt->stream_index = 0; | |
63dd1377 | 56 | pkt->destruct= av_destruct_packet_nofree; |
6fa5a56c | 57 | } |
de6d9b64 FB |
58 | |
59 | int av_new_packet(AVPacket *pkt, int size); | |
2692067a | 60 | int av_get_packet(ByteIOContext *s, AVPacket *pkt, int size); |
fb2758c8 | 61 | int av_dup_packet(AVPacket *pkt); |
6fa5a56c FB |
62 | |
63 | /** | |
64 | * Free a packet | |
65 | * | |
66 | * @param pkt packet to free | |
67 | */ | |
68 | static inline void av_free_packet(AVPacket *pkt) | |
69 | { | |
342474ab MN |
70 | if (pkt && pkt->destruct) { |
71 | pkt->destruct(pkt); | |
72 | } | |
6fa5a56c | 73 | } |
de6d9b64 FB |
74 | |
75 | /*************************************************/ | |
916c80e9 FB |
76 | /* fractional numbers for exact pts handling */ |
77 | ||
78 | /* the exact value of the fractional number is: 'val + num / den'. num | |
79 | is assumed to be such as 0 <= num < den */ | |
80 | typedef struct AVFrac { | |
0c1a9eda | 81 | int64_t val, num, den; |
916c80e9 FB |
82 | } AVFrac; |
83 | ||
0c1a9eda ZK |
84 | void av_frac_init(AVFrac *f, int64_t val, int64_t num, int64_t den); |
85 | void av_frac_add(AVFrac *f, int64_t incr); | |
86 | void av_frac_set(AVFrac *f, int64_t val); | |
916c80e9 FB |
87 | |
88 | /*************************************************/ | |
b9a281db | 89 | /* input/output formats */ |
de6d9b64 FB |
90 | |
91 | struct AVFormatContext; | |
b9a281db FB |
92 | |
93 | /* this structure contains the data a format has to probe a file */ | |
94 | typedef struct AVProbeData { | |
5c91a675 | 95 | const char *filename; |
b9a281db FB |
96 | unsigned char *buf; |
97 | int buf_size; | |
98 | } AVProbeData; | |
99 | ||
100 | #define AVPROBE_SCORE_MAX 100 | |
de6d9b64 FB |
101 | |
102 | typedef struct AVFormatParameters { | |
c0df9d75 | 103 | AVRational time_base; |
de6d9b64 FB |
104 | int sample_rate; |
105 | int channels; | |
106 | int width; | |
107 | int height; | |
4606ac8d | 108 | enum PixelFormat pix_fmt; |
290c5fa6 | 109 | struct AVImageFormat *image_format; |
7f172339 | 110 | int channel; /* used to select dv channel */ |
6beefa40 | 111 | const char *device; /* video, audio or DV device */ |
e3ee3283 | 112 | const char *standard; /* tv standard, NTSC, PAL, SECAM */ |
da24c5e3 FB |
113 | int mpeg2ts_raw:1; /* force raw MPEG2 transport stream output, if possible */ |
114 | int mpeg2ts_compute_pcr:1; /* compute exact PCR for each transport | |
115 | stream packet (only meaningful if | |
116 | mpeg2ts_raw is TRUE */ | |
fb2758c8 FB |
117 | int initial_pause:1; /* do not begin to play the stream |
118 | immediately (RTSP only) */ | |
5b6d5596 MN |
119 | enum CodecID video_codec_id; |
120 | enum CodecID audio_codec_id; | |
de6d9b64 FB |
121 | } AVFormatParameters; |
122 | ||
b9a281db FB |
123 | #define AVFMT_NOFILE 0x0001 /* no file should be opened */ |
124 | #define AVFMT_NEEDNUMBER 0x0002 /* needs '%d' in filename */ | |
b9a281db | 125 | #define AVFMT_SHOW_IDS 0x0008 /* show format stream IDs numbers */ |
fb025625 FB |
126 | #define AVFMT_RAWPICTURE 0x0020 /* format wants AVPicture structure for |
127 | raw picture data */ | |
c64d476c | 128 | #define AVFMT_GLOBALHEADER 0x0040 /* format wants global header */ |
b9a281db FB |
129 | |
130 | typedef struct AVOutputFormat { | |
de6d9b64 FB |
131 | const char *name; |
132 | const char *long_name; | |
133 | const char *mime_type; | |
134 | const char *extensions; /* comma separated extensions */ | |
b9a281db FB |
135 | /* size of private data so that it can be allocated in the wrapper */ |
136 | int priv_data_size; | |
de6d9b64 FB |
137 | /* output support */ |
138 | enum CodecID audio_codec; /* default audio codec */ | |
139 | enum CodecID video_codec; /* default video codec */ | |
140 | int (*write_header)(struct AVFormatContext *); | |
e928649b | 141 | int (*write_packet)(struct AVFormatContext *, AVPacket *pkt); |
de6d9b64 | 142 | int (*write_trailer)(struct AVFormatContext *); |
c64d476c | 143 | /* can use flags: AVFMT_NOFILE, AVFMT_NEEDNUMBER, AVFMT_GLOBALHEADER */ |
b9a281db | 144 | int flags; |
290c5fa6 FB |
145 | /* currently only used to set pixel format if not YUV420P */ |
146 | int (*set_parameters)(struct AVFormatContext *, AVFormatParameters *); | |
fe2d6fe2 | 147 | int (*interleave_packet)(struct AVFormatContext *, AVPacket *out, AVPacket *in, int flush); |
b9a281db FB |
148 | /* private fields */ |
149 | struct AVOutputFormat *next; | |
150 | } AVOutputFormat; | |
de6d9b64 | 151 | |
b9a281db FB |
152 | typedef struct AVInputFormat { |
153 | const char *name; | |
154 | const char *long_name; | |
155 | /* size of private data so that it can be allocated in the wrapper */ | |
156 | int priv_data_size; | |
157 | /* tell if a given file has a chance of being parsing by this format */ | |
158 | int (*read_probe)(AVProbeData *); | |
159 | /* read the format header and initialize the AVFormatContext | |
de6d9b64 | 160 | structure. Return 0 if OK. 'ap' if non NULL contains |
b9a281db FB |
161 | additionnal paramters. Only used in raw format right |
162 | now. 'av_new_stream' should be called to create new streams. */ | |
de6d9b64 FB |
163 | int (*read_header)(struct AVFormatContext *, |
164 | AVFormatParameters *ap); | |
b9a281db FB |
165 | /* read one packet and put it in 'pkt'. pts and flags are also |
166 | set. 'av_new_stream' can be called only if the flag | |
da24c5e3 | 167 | AVFMTCTX_NOHEADER is used. */ |
de6d9b64 FB |
168 | int (*read_packet)(struct AVFormatContext *, AVPacket *pkt); |
169 | /* close the stream. The AVFormatContext and AVStreams are not | |
170 | freed by this function */ | |
171 | int (*read_close)(struct AVFormatContext *); | |
3ba1438d MN |
172 | /** |
173 | * seek to a given timestamp relative to the frames in | |
174 | * stream component stream_index | |
175 | * @param stream_index must not be -1 | |
176 | * @param flags selects which direction should be preferred if no exact | |
177 | * match is available | |
178 | */ | |
fb2758c8 | 179 | int (*read_seek)(struct AVFormatContext *, |
3ba1438d | 180 | int stream_index, int64_t timestamp, int flags); |
8d14a25c MN |
181 | /** |
182 | * gets the next timestamp in AV_TIME_BASE units. | |
183 | */ | |
184 | int64_t (*read_timestamp)(struct AVFormatContext *s, int stream_index, | |
185 | int64_t *pos, int64_t pos_limit); | |
da24c5e3 | 186 | /* can use flags: AVFMT_NOFILE, AVFMT_NEEDNUMBER */ |
de6d9b64 | 187 | int flags; |
b9a281db FB |
188 | /* if extensions are defined, then no probe is done. You should |
189 | usually not use extension format guessing because it is not | |
190 | reliable enough */ | |
191 | const char *extensions; | |
192 | /* general purpose read only value that the format can use */ | |
193 | int value; | |
fb2758c8 FB |
194 | |
195 | /* start/resume playing - only meaningful if using a network based format | |
196 | (RTSP) */ | |
197 | int (*read_play)(struct AVFormatContext *); | |
198 | ||
199 | /* pause playing - only meaningful if using a network based format | |
200 | (RTSP) */ | |
201 | int (*read_pause)(struct AVFormatContext *); | |
202 | ||
b9a281db FB |
203 | /* private fields */ |
204 | struct AVInputFormat *next; | |
205 | } AVInputFormat; | |
de6d9b64 | 206 | |
fb2758c8 FB |
207 | typedef struct AVIndexEntry { |
208 | int64_t pos; | |
209 | int64_t timestamp; | |
210 | #define AVINDEX_KEYFRAME 0x0001 | |
b754978a | 211 | /* the following 2 flags indicate that the next/prev keyframe is known, and scaning for it isnt needed */ |
fb2758c8 | 212 | int flags; |
3e9245a9 | 213 | int min_distance; /* min distance between this and the previous keyframe, used to avoid unneeded searching */ |
fb2758c8 FB |
214 | } AVIndexEntry; |
215 | ||
de6d9b64 | 216 | typedef struct AVStream { |
b9a281db FB |
217 | int index; /* stream index in AVFormatContext */ |
218 | int id; /* format specific stream id */ | |
01f4895c | 219 | AVCodecContext *codec; /* codec context */ |
b4b87d48 MN |
220 | /** |
221 | * real base frame rate of the stream. | |
222 | * for example if the timebase is 1/90000 and all frames have either | |
223 | * approximately 3600 or 1800 timer ticks then r_frame_rate will be 50/1 | |
224 | */ | |
225 | AVRational r_frame_rate; | |
de6d9b64 | 226 | void *priv_data; |
b9a281db | 227 | /* internal data used in av_find_stream_info() */ |
fb2758c8 FB |
228 | int64_t codec_info_duration; |
229 | int codec_info_nb_frames; | |
da24c5e3 | 230 | /* encoding: PTS generation when outputing stream */ |
1e51d801 | 231 | AVFrac pts; |
9ee91c2f MN |
232 | AVRational time_base; |
233 | int pts_wrap_bits; /* number of bits in pts (used for wrapping control) */ | |
a48b7a6b FB |
234 | /* ffmpeg.c private use */ |
235 | int stream_copy; /* if TRUE, just copy stream */ | |
f3356e9c | 236 | enum AVDiscard discard; ///< selects which packets can be discarded at will and dont need to be demuxed |
b4aea108 | 237 | //FIXME move stuff to a flags field? |
1e491e29 MN |
238 | /* quality, as it has been removed from AVCodecContext and put in AVVideoFrame |
239 | * MN:dunno if thats the right place, for it */ | |
240 | float quality; | |
ee404803 FB |
241 | /* decoding: position of the first frame of the component, in |
242 | AV_TIME_BASE fractional seconds. */ | |
243 | int64_t start_time; | |
244 | /* decoding: duration of the stream, in AV_TIME_BASE fractional | |
245 | seconds. */ | |
246 | int64_t duration; | |
fb2758c8 | 247 | |
09730260 FB |
248 | char language[4]; /* ISO 639 3-letter language code (empty string if undefined) */ |
249 | ||
fb2758c8 FB |
250 | /* av_read_frame() support */ |
251 | int need_parsing; | |
252 | struct AVCodecParserContext *parser; | |
6ec87caa | 253 | |
fb2758c8 FB |
254 | int64_t cur_dts; |
255 | int last_IP_duration; | |
77405fc8 | 256 | int64_t last_IP_pts; |
fb2758c8 FB |
257 | /* av_seek_frame() support */ |
258 | AVIndexEntry *index_entries; /* only used if the format does not | |
259 | support seeking natively */ | |
260 | int nb_index_entries; | |
261 | int index_entries_allocated_size; | |
b4b87d48 MN |
262 | |
263 | int64_t nb_frames; ///< number of frames in this stream if known or 0 | |
de6d9b64 FB |
264 | } AVStream; |
265 | ||
da24c5e3 FB |
266 | #define AVFMTCTX_NOHEADER 0x0001 /* signal that no header is present |
267 | (streams are added dynamically) */ | |
268 | ||
de6d9b64 FB |
269 | #define MAX_STREAMS 20 |
270 | ||
271 | /* format I/O context */ | |
272 | typedef struct AVFormatContext { | |
7fea94ce | 273 | const AVClass *av_class; /* set by av_alloc_format_context */ |
b9a281db FB |
274 | /* can only be iformat or oformat, not both at the same time */ |
275 | struct AVInputFormat *iformat; | |
276 | struct AVOutputFormat *oformat; | |
de6d9b64 FB |
277 | void *priv_data; |
278 | ByteIOContext pb; | |
279 | int nb_streams; | |
280 | AVStream *streams[MAX_STREAMS]; | |
281 | char filename[1024]; /* input or output filename */ | |
282 | /* stream info */ | |
4568325a | 283 | int64_t timestamp; |
de6d9b64 FB |
284 | char title[512]; |
285 | char author[512]; | |
286 | char copyright[512]; | |
287 | char comment[512]; | |
6a58e151 FB |
288 | char album[512]; |
289 | int year; /* ID3 year, 0 if none */ | |
290 | int track; /* track number, 0 if none */ | |
291 | char genre[32]; /* ID3 genre */ | |
292 | ||
da24c5e3 | 293 | int ctx_flags; /* format specific flags, see AVFMTCTX_xx */ |
916c80e9 | 294 | /* private data for pts handling (do not modify directly) */ |
de6d9b64 FB |
295 | /* This buffer is only needed when packets were already buffered but |
296 | not decoded, for example to get the codec parameters in mpeg | |
297 | streams */ | |
ee404803 FB |
298 | struct AVPacketList *packet_buffer; |
299 | ||
300 | /* decoding: position of the first frame of the component, in | |
301 | AV_TIME_BASE fractional seconds. NEVER set this value directly: | |
302 | it is deduced from the AVStream values. */ | |
303 | int64_t start_time; | |
304 | /* decoding: duration of the stream, in AV_TIME_BASE fractional | |
305 | seconds. NEVER set this value directly: it is deduced from the | |
306 | AVStream values. */ | |
307 | int64_t duration; | |
308 | /* decoding: total file size. 0 if unknown */ | |
309 | int64_t file_size; | |
310 | /* decoding: total stream bitrate in bit/s, 0 if not | |
311 | available. Never set it directly if the file_size and the | |
312 | duration are known as ffmpeg can compute it automatically. */ | |
313 | int bit_rate; | |
fb2758c8 FB |
314 | |
315 | /* av_read_frame() support */ | |
316 | AVStream *cur_st; | |
317 | const uint8_t *cur_ptr; | |
318 | int cur_len; | |
319 | AVPacket cur_pkt; | |
320 | ||
fb2758c8 FB |
321 | /* av_seek_frame() support */ |
322 | int64_t data_offset; /* offset of the first packet */ | |
323 | int index_built; | |
2db3c638 MN |
324 | |
325 | int mux_rate; | |
326 | int packet_size; | |
17c88cb0 MN |
327 | int preload; |
328 | int max_delay; | |
8108551a TK |
329 | |
330 | #define AVFMT_NOOUTPUTLOOP -1 | |
331 | #define AVFMT_INFINITEOUTPUTLOOP 0 | |
332 | /* number of times to loop output in formats that support it */ | |
333 | int loop_output; | |
334 | ||
de6d9b64 FB |
335 | } AVFormatContext; |
336 | ||
337 | typedef struct AVPacketList { | |
338 | AVPacket pkt; | |
339 | struct AVPacketList *next; | |
340 | } AVPacketList; | |
341 | ||
b9a281db FB |
342 | extern AVInputFormat *first_iformat; |
343 | extern AVOutputFormat *first_oformat; | |
de6d9b64 | 344 | |
290c5fa6 FB |
345 | /* still image support */ |
346 | struct AVInputImageContext; | |
347 | typedef struct AVInputImageContext AVInputImageContext; | |
348 | ||
349 | typedef struct AVImageInfo { | |
350 | enum PixelFormat pix_fmt; /* requested pixel format */ | |
351 | int width; /* requested width */ | |
352 | int height; /* requested height */ | |
7e2e1abf | 353 | int interleaved; /* image is interleaved (e.g. interleaved GIF) */ |
290c5fa6 FB |
354 | AVPicture pict; /* returned allocated image */ |
355 | } AVImageInfo; | |
356 | ||
3b1a27e0 | 357 | /* AVImageFormat.flags field constants */ |
7e2e1abf | 358 | #define AVIMAGE_INTERLEAVED 0x0001 /* image format support interleaved output */ |
3b1a27e0 | 359 | |
290c5fa6 FB |
360 | typedef struct AVImageFormat { |
361 | const char *name; | |
362 | const char *extensions; | |
363 | /* tell if a given file has a chance of being parsing by this format */ | |
364 | int (*img_probe)(AVProbeData *); | |
365 | /* read a whole image. 'alloc_cb' is called when the image size is | |
366 | known so that the caller can allocate the image. If 'allo_cb' | |
367 | returns non zero, then the parsing is aborted. Return '0' if | |
368 | OK. */ | |
369 | int (*img_read)(ByteIOContext *, | |
370 | int (*alloc_cb)(void *, AVImageInfo *info), void *); | |
371 | /* write the image */ | |
372 | int supported_pixel_formats; /* mask of supported formats for output */ | |
373 | int (*img_write)(ByteIOContext *, AVImageInfo *); | |
3b1a27e0 | 374 | int flags; |
290c5fa6 FB |
375 | struct AVImageFormat *next; |
376 | } AVImageFormat; | |
377 | ||
378 | void av_register_image_format(AVImageFormat *img_fmt); | |
379 | AVImageFormat *av_probe_image_format(AVProbeData *pd); | |
380 | AVImageFormat *guess_image_format(const char *filename); | |
5b6d5596 | 381 | enum CodecID av_guess_image2_codec(const char *filename); |
290c5fa6 FB |
382 | int av_read_image(ByteIOContext *pb, const char *filename, |
383 | AVImageFormat *fmt, | |
384 | int (*alloc_cb)(void *, AVImageInfo *info), void *opaque); | |
385 | int av_write_image(ByteIOContext *pb, AVImageFormat *fmt, AVImageInfo *img); | |
386 | ||
387 | extern AVImageFormat *first_image_format; | |
388 | ||
389 | extern AVImageFormat pnm_image_format; | |
390 | extern AVImageFormat pbm_image_format; | |
391 | extern AVImageFormat pgm_image_format; | |
392 | extern AVImageFormat ppm_image_format; | |
8975ba81 | 393 | extern AVImageFormat pam_image_format; |
290c5fa6 FB |
394 | extern AVImageFormat pgmyuv_image_format; |
395 | extern AVImageFormat yuv_image_format; | |
3a13f6bd | 396 | #ifdef CONFIG_ZLIB |
0e04e4e9 | 397 | extern AVImageFormat png_image_format; |
3a13f6bd | 398 | #endif |
0250738f | 399 | extern AVImageFormat jpeg_image_format; |
cdc90af0 | 400 | extern AVImageFormat gif_image_format; |
6a91ec51 | 401 | extern AVImageFormat sgi_image_format; |
290c5fa6 | 402 | |
b9a281db FB |
403 | /* XXX: use automatic init with either ELF sections or C file parser */ |
404 | /* modules */ | |
de6d9b64 | 405 | |
b9a281db | 406 | /* mpeg.c */ |
ee404803 | 407 | extern AVInputFormat mpegps_demux; |
b9a281db FB |
408 | int mpegps_init(void); |
409 | ||
410 | /* mpegts.c */ | |
411 | extern AVInputFormat mpegts_demux; | |
412 | int mpegts_init(void); | |
de6d9b64 | 413 | |
b9a281db FB |
414 | /* rm.c */ |
415 | int rm_init(void); | |
416 | ||
417 | /* crc.c */ | |
418 | int crc_init(void); | |
419 | ||
420 | /* img.c */ | |
421 | int img_init(void); | |
422 | ||
03cfe134 MN |
423 | /* img2.c */ |
424 | int img2_init(void); | |
425 | ||
b9a281db FB |
426 | /* asf.c */ |
427 | int asf_init(void); | |
de6d9b64 FB |
428 | |
429 | /* avienc.c */ | |
b9a281db | 430 | int avienc_init(void); |
de6d9b64 | 431 | |
b9a281db FB |
432 | /* avidec.c */ |
433 | int avidec_init(void); | |
6cea494e | 434 | |
b9a281db FB |
435 | /* swf.c */ |
436 | int swf_init(void); | |
437 | ||
438 | /* mov.c */ | |
439 | int mov_init(void); | |
de6d9b64 | 440 | |
1cb5f7fd MN |
441 | /* movenc.c */ |
442 | int movenc_init(void); | |
443 | ||
d4f5d74a GM |
444 | /* flvenc.c */ |
445 | int flvenc_init(void); | |
446 | ||
447 | /* flvdec.c */ | |
448 | int flvdec_init(void); | |
449 | ||
b9a281db FB |
450 | /* jpeg.c */ |
451 | int jpeg_init(void); | |
de6d9b64 | 452 | |
6cea494e | 453 | /* gif.c */ |
b9a281db FB |
454 | int gif_init(void); |
455 | ||
6cea494e | 456 | /* au.c */ |
b9a281db | 457 | int au_init(void); |
6cea494e | 458 | |
bc634f6f ZK |
459 | /* amr.c */ |
460 | int amr_init(void); | |
461 | ||
de6d9b64 | 462 | /* wav.c */ |
c3775e54 | 463 | int ff_wav_init(void); |
de6d9b64 | 464 | |
93a23627 VM |
465 | /* mmf.c */ |
466 | int ff_mmf_init(void); | |
467 | ||
de6d9b64 | 468 | /* raw.c */ |
fb2758c8 | 469 | int pcm_read_seek(AVFormatContext *s, |
7b3c1382 | 470 | int stream_index, int64_t timestamp, int flags); |
b9a281db | 471 | int raw_init(void); |
de6d9b64 | 472 | |
6a58e151 FB |
473 | /* mp3.c */ |
474 | int mp3_init(void); | |
475 | ||
2864dfd5 RFI |
476 | /* yuv4mpeg.c */ |
477 | int yuv4mpeg_init(void); | |
478 | ||
9146ca37 | 479 | /* ogg2.c */ |
81e0d0b4 MH |
480 | int ogg_init(void); |
481 | ||
9146ca37 MR |
482 | /* ogg.c */ |
483 | int libogg_init(void); | |
484 | ||
f20dca40 | 485 | /* dv.c */ |
c3775e54 | 486 | int ff_dv_init(void); |
f20dca40 | 487 | |
de6d9b64 | 488 | /* ffm.c */ |
b9a281db | 489 | int ffm_init(void); |
de6d9b64 | 490 | |
fb025625 FB |
491 | /* rtsp.c */ |
492 | extern AVInputFormat redir_demux; | |
493 | int redir_open(AVFormatContext **ic_ptr, ByteIOContext *f); | |
494 | ||
3c96b4ef MM |
495 | /* 4xm.c */ |
496 | int fourxm_init(void); | |
497 | ||
3f16d933 MM |
498 | /* psxstr.c */ |
499 | int str_init(void); | |
500 | ||
3ef8be2b MM |
501 | /* idroq.c */ |
502 | int roq_init(void); | |
503 | ||
504 | /* ipmovie.c */ | |
505 | int ipmovie_init(void); | |
506 | ||
3aa180b8 AB |
507 | /* nut.c */ |
508 | int nut_init(void); | |
509 | ||
493645eb MM |
510 | /* wc3movie.c */ |
511 | int wc3_init(void); | |
512 | ||
2fdf638b MM |
513 | /* westwood.c */ |
514 | int westwood_init(void); | |
515 | ||
516 | /* segafilm.c */ | |
517 | int film_init(void); | |
518 | ||
4120a53a MM |
519 | /* idcin.c */ |
520 | int idcin_init(void); | |
521 | ||
42cad81a MM |
522 | /* flic.c */ |
523 | int flic_init(void); | |
524 | ||
a7eb3c8d MM |
525 | /* sierravmd.c */ |
526 | int vmd_init(void); | |
527 | ||
08abe0fd MN |
528 | /* matroska.c */ |
529 | int matroska_init(void); | |
530 | ||
d08d7142 MM |
531 | /* sol.c */ |
532 | int sol_init(void); | |
533 | ||
ad81a9fe MM |
534 | /* electronicarts.c */ |
535 | int ea_init(void); | |
536 | ||
27d5f18f FR |
537 | /* nsvdec.c */ |
538 | int nsvdec_init(void); | |
539 | ||
fb025625 FB |
540 | #include "rtp.h" |
541 | ||
542 | #include "rtsp.h" | |
543 | ||
290c5fa6 FB |
544 | /* yuv4mpeg.c */ |
545 | extern AVOutputFormat yuv4mpegpipe_oformat; | |
546 | ||
b9a281db | 547 | /* utils.c */ |
b9a281db FB |
548 | void av_register_input_format(AVInputFormat *format); |
549 | void av_register_output_format(AVOutputFormat *format); | |
36ada60c PG |
550 | AVOutputFormat *guess_stream_format(const char *short_name, |
551 | const char *filename, const char *mime_type); | |
b9a281db FB |
552 | AVOutputFormat *guess_format(const char *short_name, |
553 | const char *filename, const char *mime_type); | |
5b6d5596 MN |
554 | enum CodecID av_guess_codec(AVOutputFormat *fmt, const char *short_name, |
555 | const char *filename, const char *mime_type, enum CodecType type); | |
de6d9b64 | 556 | |
fb2758c8 FB |
557 | void av_hex_dump(FILE *f, uint8_t *buf, int size); |
558 | void av_pkt_dump(FILE *f, AVPacket *pkt, int dump_payload); | |
de6d9b64 | 559 | |
94988531 | 560 | void av_register_all(void); |
de6d9b64 FB |
561 | |
562 | typedef struct FifoBuffer { | |
0c1a9eda ZK |
563 | uint8_t *buffer; |
564 | uint8_t *rptr, *wptr, *end; | |
de6d9b64 FB |
565 | } FifoBuffer; |
566 | ||
567 | int fifo_init(FifoBuffer *f, int size); | |
568 | void fifo_free(FifoBuffer *f); | |
0c1a9eda ZK |
569 | int fifo_size(FifoBuffer *f, uint8_t *rptr); |
570 | int fifo_read(FifoBuffer *f, uint8_t *buf, int buf_size, uint8_t **rptr_ptr); | |
571 | void fifo_write(FifoBuffer *f, uint8_t *buf, int size, uint8_t **wptr_ptr); | |
7000a175 | 572 | int put_fifo(ByteIOContext *pb, FifoBuffer *f, int buf_size, uint8_t **rptr_ptr); |
568e18b1 | 573 | void fifo_realloc(FifoBuffer *f, unsigned int size); |
de6d9b64 | 574 | |
b9a281db FB |
575 | /* media file input */ |
576 | AVInputFormat *av_find_input_format(const char *short_name); | |
94988531 | 577 | AVInputFormat *av_probe_input_format(AVProbeData *pd, int is_opened); |
da24c5e3 FB |
578 | int av_open_input_stream(AVFormatContext **ic_ptr, |
579 | ByteIOContext *pb, const char *filename, | |
580 | AVInputFormat *fmt, AVFormatParameters *ap); | |
b9a281db FB |
581 | int av_open_input_file(AVFormatContext **ic_ptr, const char *filename, |
582 | AVInputFormat *fmt, | |
583 | int buf_size, | |
584 | AVFormatParameters *ap); | |
bc874dae MB |
585 | /* no av_open for output, so applications will need this: */ |
586 | AVFormatContext *av_alloc_format_context(void); | |
b9a281db FB |
587 | |
588 | #define AVERROR_UNKNOWN (-1) /* unknown error */ | |
589 | #define AVERROR_IO (-2) /* i/o error */ | |
590 | #define AVERROR_NUMEXPECTED (-3) /* number syntax expected in filename */ | |
591 | #define AVERROR_INVALIDDATA (-4) /* invalid data found */ | |
592 | #define AVERROR_NOMEM (-5) /* not enough memory */ | |
593 | #define AVERROR_NOFMT (-6) /* unknown format */ | |
fb2758c8 FB |
594 | #define AVERROR_NOTSUPP (-7) /* operation not supported */ |
595 | ||
b9a281db | 596 | int av_find_stream_info(AVFormatContext *ic); |
de6d9b64 | 597 | int av_read_packet(AVFormatContext *s, AVPacket *pkt); |
fb2758c8 | 598 | int av_read_frame(AVFormatContext *s, AVPacket *pkt); |
3ba1438d | 599 | int av_seek_frame(AVFormatContext *s, int stream_index, int64_t timestamp, int flags); |
fb2758c8 FB |
600 | int av_read_play(AVFormatContext *s); |
601 | int av_read_pause(AVFormatContext *s); | |
de6d9b64 | 602 | void av_close_input_file(AVFormatContext *s); |
b9a281db | 603 | AVStream *av_new_stream(AVFormatContext *s, int id); |
9ee91c2f | 604 | void av_set_pts_info(AVStream *s, int pts_wrap_bits, |
916c80e9 | 605 | int pts_num, int pts_den); |
de6d9b64 | 606 | |
3ba1438d MN |
607 | #define AVSEEK_FLAG_BACKWARD 1 ///< seek backward |
608 | #define AVSEEK_FLAG_BYTE 2 ///< seeking based on position in bytes | |
27a5fe5f | 609 | #define AVSEEK_FLAG_ANY 4 ///< seek to any frame, even non keyframes |
3ba1438d | 610 | |
b754978a | 611 | int av_find_default_stream_index(AVFormatContext *s); |
dc56fc38 | 612 | int av_index_search_timestamp(AVStream *st, int64_t timestamp, int flags); |
3e9245a9 MN |
613 | int av_add_index_entry(AVStream *st, |
614 | int64_t pos, int64_t timestamp, int distance, int flags); | |
3ba1438d | 615 | int av_seek_frame_binary(AVFormatContext *s, int stream_index, int64_t target_ts, int flags); |
b754978a | 616 | |
b9a281db | 617 | /* media file output */ |
290c5fa6 | 618 | int av_set_parameters(AVFormatContext *s, AVFormatParameters *ap); |
b9a281db | 619 | int av_write_header(AVFormatContext *s); |
e928649b | 620 | int av_write_frame(AVFormatContext *s, AVPacket *pkt); |
3c895fc0 | 621 | int av_interleaved_write_frame(AVFormatContext *s, AVPacket *pkt); |
e928649b | 622 | |
b9a281db | 623 | int av_write_trailer(AVFormatContext *s); |
de6d9b64 FB |
624 | |
625 | void dump_format(AVFormatContext *ic, | |
626 | int index, | |
627 | const char *url, | |
628 | int is_output); | |
629 | int parse_image_size(int *width_ptr, int *height_ptr, const char *str); | |
445f1b83 | 630 | int parse_frame_rate(int *frame_rate, int *frame_rate_base, const char *arg); |
0c1a9eda | 631 | int64_t parse_date(const char *datestr, int duration); |
de6d9b64 | 632 | |
0c1a9eda | 633 | int64_t av_gettime(void); |
94988531 | 634 | |
de6d9b64 FB |
635 | /* ffm specific for ffserver */ |
636 | #define FFM_PACKET_SIZE 4096 | |
637 | offset_t ffm_read_write_index(int fd); | |
638 | void ffm_write_write_index(int fd, offset_t pos); | |
639 | void ffm_set_write_index(AVFormatContext *s, offset_t pos, offset_t file_size); | |
640 | ||
641 | int find_info_tag(char *arg, int arg_size, const char *tag1, const char *info); | |
642 | ||
813cae4b FB |
643 | int get_frame_filename(char *buf, int buf_size, |
644 | const char *path, int number); | |
b9a281db | 645 | int filename_number_test(const char *filename); |
96baaa6a | 646 | |
b9a281db FB |
647 | /* grab specific */ |
648 | int video_grab_init(void); | |
649 | int audio_init(void); | |
96baaa6a | 650 | |
86fd51fb FB |
651 | /* DV1394 */ |
652 | int dv1394_init(void); | |
f02be79d | 653 | int dc1394_init(void); |
fb025625 FB |
654 | |
655 | #ifdef HAVE_AV_CONFIG_H | |
f71869a4 FB |
656 | |
657 | #include "os_support.h" | |
658 | ||
fb025625 FB |
659 | int strstart(const char *str, const char *val, const char **ptr); |
660 | int stristart(const char *str, const char *val, const char **ptr); | |
661 | void pstrcpy(char *buf, int buf_size, const char *str); | |
662 | char *pstrcat(char *buf, int buf_size, const char *s); | |
fb025625 | 663 | |
39f472c3 FB |
664 | void __dynarray_add(unsigned long **tab_ptr, int *nb_ptr, unsigned long elem); |
665 | ||
e4e70d2e | 666 | #ifdef __GNUC__ |
39f472c3 FB |
667 | #define dynarray_add(tab, nb_ptr, elem)\ |
668 | do {\ | |
669 | typeof(tab) _tab = (tab);\ | |
670 | typeof(elem) _elem = (elem);\ | |
671 | (void)sizeof(**_tab == _elem); /* check that types are compatible */\ | |
672 | __dynarray_add((unsigned long **)_tab, nb_ptr, (unsigned long)_elem);\ | |
673 | } while(0) | |
e4e70d2e FH |
674 | #else |
675 | #define dynarray_add(tab, nb_ptr, elem)\ | |
676 | do {\ | |
677 | __dynarray_add((unsigned long **)(tab), nb_ptr, (unsigned long)(elem));\ | |
678 | } while(0) | |
679 | #endif | |
39f472c3 | 680 | |
f71869a4 | 681 | time_t mktimegm(struct tm *tm); |
0c9fc6e1 | 682 | struct tm *brktimegm(time_t secs, struct tm *tm); |
f71869a4 FB |
683 | const char *small_strptime(const char *p, const char *fmt, |
684 | struct tm *dt); | |
685 | ||
fb025625 FB |
686 | struct in_addr; |
687 | int resolve_host(struct in_addr *sin_addr, const char *hostname); | |
688 | ||
689 | void url_split(char *proto, int proto_size, | |
6ba5cbc6 | 690 | char *authorization, int authorization_size, |
fb025625 FB |
691 | char *hostname, int hostname_size, |
692 | int *port_ptr, | |
693 | char *path, int path_size, | |
694 | const char *url); | |
695 | ||
a941f391 FB |
696 | int match_ext(const char *filename, const char *extensions); |
697 | ||
fb025625 FB |
698 | #endif /* HAVE_AV_CONFIG_H */ |
699 | ||
02d697aa ZK |
700 | #ifdef __cplusplus |
701 | } | |
702 | #endif | |
703 | ||
fb025625 | 704 | #endif /* AVFORMAT_H */ |
f3356e9c | 705 |