#define AVFORMAT_ISOM_H
#include "avio.h"
-#include "riff.h"
+#include "internal.h"
#include "dv.h"
/* isom.c */
extern const AVCodecTag codec_movaudio_tags[];
extern const AVCodecTag ff_codec_movsubtitle_tags[];
-int ff_mov_iso639_to_lang(const char *lang, int mp4);
-int ff_mov_lang_to_iso639(unsigned code, char *to);
+int ff_mov_iso639_to_lang(const char lang[4], int mp4);
+int ff_mov_lang_to_iso639(unsigned code, char to[4]);
/* the QuickTime file format is quite convoluted...
* it has lots of index tables, each indexing something in another one...
typedef struct {
uint32_t type;
char *path;
+ char *dir;
+ char volume[28];
+ char filename[64];
+ int16_t nlvl_to, nlvl_from;
} MOVDref;
typedef struct {
uint32_t type;
- int64_t offset;
int64_t size; /* total size (excluding the size and type fields) */
} MOVAtom;
typedef struct MOVStreamContext {
ByteIOContext *pb;
- int ffindex; /* the ffmpeg stream id */
+ int ffindex; ///< AVStream index
int next_chunk;
unsigned int chunk_count;
int64_t *chunk_offsets;
MOVStts *ctts_data;
unsigned int stsc_count;
MOVStsc *stsc_data;
+ unsigned int stps_count;
+ unsigned *stps_data; ///< partial sync sample for mpeg-2 open gop
int ctts_index;
int ctts_sample;
unsigned int sample_size;
unsigned int keyframe_count;
int *keyframes;
int time_scale;
- int time_rate;
- int time_offset; ///< time offset of the first edit list entry
+ int time_offset; ///< time offset of the first edit list entry
int current_sample;
unsigned int bytes_per_frame;
unsigned int samples_per_frame;
int dv_audio_container;
int pseudo_stream_id; ///< -1 means demux all ids
- int16_t audio_cid; ///< stsd audio compression id
+ int16_t audio_cid; ///< stsd audio compression id
unsigned drefs_count;
MOVDref *drefs;
int dref_id;
- int wrong_dts; ///< dts are wrong due to huge ctts offset (iMovie files)
- int width; ///< tkhd width
- int height; ///< tkhd height
- int dts_shift; ///< dts shift when ctts is negative
+ int wrong_dts; ///< dts are wrong due to huge ctts offset (iMovie files)
+ int width; ///< tkhd width
+ int height; ///< tkhd height
+ int dts_shift; ///< dts shift when ctts is negative
} MOVStreamContext;
typedef struct MOVContext {
AVFormatContext *fc;
int time_scale;
- int64_t duration; /* duration of the longest track */
- int found_moov; /* when both 'moov' and 'mdat' sections has been found */
- int found_mdat; /* we suppose we have enough data to read the file */
+ int64_t duration; ///< duration of the longest track
+ int found_moov; ///< 'moov' atom has been found
+ int found_mdat; ///< 'mdat' atom has been found
DVDemuxContext *dv_demux;
AVFormatContext *dv_fctx;
- int isom; /* 1 if file is ISO Media (mp4/3gp) */
+ int isom; ///< 1 if file is ISO Media (mp4/3gp)
MOVFragment fragment; ///< current fragment in moof atom
MOVTrackExt *trex_data;
unsigned trex_count;
- int itunes_metadata; ///< metadata are itunes style
+ int itunes_metadata; ///< metadata are itunes style
+ int chapter_track;
} MOVContext;
+int ff_mp4_read_descr_len(ByteIOContext *pb);
+int ff_mov_read_esds(AVFormatContext *fc, ByteIOContext *pb, MOVAtom atom);
+enum CodecID ff_mov_get_lpcm_codec_id(int bps, int flags);
+
#endif /* AVFORMAT_ISOM_H */