mpc.c File Reference

#include "libavutil/channel_layout.h"
#include "libavcodec/get_bits.h"
#include "avformat.h"
#include "internal.h"
#include "apetag.h"
#include "id3v1.h"
#include "libavutil/dict.h"

Go to the source code of this file.

Data Structures
struct	MPCFrame
struct	MPCContext

Macros
#define	MPC_FRAMESIZE   1152
#define	DELAY_FRAMES   32

Functions
static int	mpc_probe (AVProbeData *p)
static int	mpc_read_header (AVFormatContext *s)
static int	mpc_read_packet (AVFormatContext *s, AVPacket *pkt)
static int	mpc_read_close (AVFormatContext *s)
static int	mpc_read_seek (AVFormatContext *s, int stream_index, int64_t timestamp, int flags)
	Seek to the given position If position is unknown but is within the limits of file then packets are skipped unless desired position is reached.

Variables
static const int	mpc_rate [4] = { 44100, 48000, 37800, 32000 }
AVInputFormat	ff_mpc_demuxer

Macro Definition Documentation

#define MPC_FRAMESIZE   1152

Definition at line 30 of file mpc.c.

Referenced by mpc_read_header().

#define DELAY_FRAMES   32

Definition at line 31 of file mpc.c.

Referenced by mpc_read_seek().

Function Documentation

static int mpc_probe ( AVProbeData *  p )

static

Definition at line 48 of file mpc.c.

static int mpc_read_header ( AVFormatContext *  s )

static

Definition at line 56 of file mpc.c.

static int mpc_read_packet ( AVFormatContext *  s, AVPacket *  pkt  )

static

Definition at line 119 of file mpc.c.

static int mpc_read_close ( AVFormatContext *  s )

static

Definition at line 178 of file mpc.c.

static int mpc_read_seek ( AVFormatContext *  s, int  stream_index, int64_t  timestamp, int  flags  )

static

Seek to the given position If position is unknown but is within the limits of file then packets are skipped unless desired position is reached.

Also this function makes use of the fact that timestamp == frameno

Definition at line 193 of file mpc.c.

Variable Documentation

const int mpc_rate[4] = { 44100, 48000, 37800, 32000 }

static

Definition at line 33 of file mpc.c.

Referenced by mpc_read_header().

AVInputFormat ff_mpc_demuxer

Initial value:

= {
    .name           = "mpc",
    .long_name      = NULL_IF_CONFIG_SMALL("Musepack"),
    .priv_data_size = sizeof(MPCContext),
    .read_probe     = mpc_probe,
    .read_header    = mpc_read_header,
    .read_packet    = mpc_read_packet,
    .read_close     = mpc_read_close,
    .read_seek      = mpc_read_seek,
    .extensions     = "mpc",
}

Definition at line 227 of file mpc.c.