mpeg3protos.h

MPEG-4编解码的实现(包括MPEG4视音频编解码)

#ifndef MPEG3PROTOS_H
#define MPEG3PROTOS_H


/* CSS */

mpeg3_css_t* mpeg3_new_css();

/* DEMUX */

mpeg3_demuxer_t* mpeg3_new_demuxer(mpeg3_t *file, int do_audio, int do_video, int stream_id);
int mpeg3_delete_demuxer(mpeg3_demuxer_t *demuxer);
int mpeg3demux_read_data(mpeg3_demuxer_t *demuxer, unsigned char *output, long size);
unsigned int mpeg3demux_read_int32(mpeg3_demuxer_t *demuxer);
unsigned int mpeg3demux_read_int24(mpeg3_demuxer_t *demuxer);
unsigned int mpeg3demux_read_int16(mpeg3_demuxer_t *demuxer);
double mpeg3demux_length(mpeg3_demuxer_t *demuxer);
mpeg3_demuxer_t* mpeg3_get_demuxer(mpeg3_t *file);
int64_t mpeg3demux_tell(mpeg3_demuxer_t *demuxer);
double mpeg3demux_tell_percentage(mpeg3_demuxer_t *demuxer);
int mpeg3demux_tell_title(mpeg3_demuxer_t *demuxer);
double mpeg3demux_get_time(mpeg3_demuxer_t *demuxer);
int mpeg3demux_eof(mpeg3_demuxer_t *demuxer);
int mpeg3demux_bof(mpeg3_demuxer_t *demuxer);
void mpeg3demux_start_reverse(mpeg3_demuxer_t *demuxer);
void mpeg3demux_start_forward(mpeg3_demuxer_t *demuxer);
int mpeg3demux_seek_byte(mpeg3_demuxer_t *demuxer, int64_t byte);
int64_t mpeg3demuxer_total_bytes(mpeg3_demuxer_t *demuxer);
unsigned char mpeg3demux_read_char_packet(mpeg3_demuxer_t *demuxer);
unsigned char mpeg3demux_read_prev_char_packet(mpeg3_demuxer_t *demuxer);
int mpeg3demux_read_program(mpeg3_demuxer_t *demuxer);

/* TITLE */

mpeg3_title_t* mpeg3_new_title(mpeg3_t *file, const char *path);
void mpeg3_new_timecode(mpeg3_title_t *title, 
		long start_byte, 
		double start_time,
		long end_byte,
		double end_time,
		int program);
mpeg3demux_timecode_t* mpeg3_append_timecode(mpeg3_demuxer_t *demuxer, 
		mpeg3_title_t *title, 
		long prev_byte, 
		double prev_time, 
		long start_byte, 
		double start_time,
		int dont_store,
		int program);


/* ATRACK */

mpeg3_atrack_t* mpeg3_new_atrack(mpeg3_t *file, 
	int stream_id, 
	int is_ac3, 
	mpeg3_demuxer_t *demuxer,
	int number);
int mpeg3_delete_atrack(mpeg3_t *file, mpeg3_atrack_t *atrack);

/* VTRACK */

mpeg3_vtrack_t* mpeg3_new_vtrack(mpeg3_t *file, 
	int stream_id, 
	mpeg3_demuxer_t *demuxer,
	int number);
int mpeg3_delete_vtrack(mpeg3_t *file, mpeg3_vtrack_t *vtrack);

/* FILESYSTEM */

mpeg3_fs_t* mpeg3_new_fs(const char *path);
int mpeg3_delete_fs(mpeg3_fs_t *fs);
int mpeg3io_open_file(mpeg3_fs_t *fs);
int mpeg3io_close_file(mpeg3_fs_t *fs);
int mpeg3io_seek(mpeg3_fs_t *fs, int64_t byte);
int mpeg3io_read_data(unsigned char *buffer, long bytes, mpeg3_fs_t *fs);
int mpeg3io_next_code(mpeg3_fs_t *fs, uint32_t code, int count);
int mpeg3io_prev_code(mpeg3_fs_t *fs, uint32_t code, int count);

/* BITSTREAM */


#endif