pcmdec.c File Reference

#include "avformat.h"
#include "internal.h"
#include "pcm.h"
#include "libavutil/log.h"
#include "libavutil/opt.h"
#include "libavutil/avassert.h"

Go to the source code of this file.

Data Structures
struct	PCMAudioDemuxerContext

Macros
#define	PCMDEF(name_, long_name_, ext, codec)

Functions
static int	pcm_read_header (AVFormatContext *s)
	PCMDEF (f64be,"PCM 64-bit floating-point big-endian", PCMDEF(NULL, AV_CODEC_ID_PCM_F64BE)

Variables
static const AVOption	pcm_options []
static const AVClass	sln_demuxer_class
AVInputFormat	ff_sln_demuxer

Macro Definition Documentation

#define PCMDEF	(		name_,
			long_name_,
			ext,
			codec
	)

Value:

static const AVClass name_ ## _demuxer_class = {            \
    .class_name = #name_ " demuxer",                        \
    .item_name  = av_default_item_name,                     \
    .option     = pcm_options,                              \
    .version    = LIBAVUTIL_VERSION_INT,                    \
};                                                          \
AVInputFormat ff_pcm_ ## name_ ## _demuxer = {              \
    .name           = #name_,                               \
    .long_name      = NULL_IF_CONFIG_SMALL(long_name_),     \
    .priv_data_size = sizeof(PCMAudioDemuxerContext),       \
    .read_header    = pcm_read_header,                      \
    .read_packet    = ff_pcm_read_packet,                   \
    .read_seek      = ff_pcm_read_seek,                     \
    .flags          = AVFMT_GENERIC_INDEX,                  \
    .extensions     = ext,                                  \
    .raw_codec_id   = codec,                                \
    .priv_class     = &name_ ## _demuxer_class,             \
};

Definition at line 68 of file pcmdec.c.

Function Documentation

static int pcm_read_header ( AVFormatContext *  s )

static

Definition at line 35 of file pcmdec.c.

PCMDEF	(	f64be	,
		"PCM 64-bit floating-point big-endian"	,
		PCMDEF(	NULL,
		AV_CODEC_ID_PCM_F64BE
	)

Definition at line 88 of file pcmdec.c.

Variable Documentation

const AVOption pcm_options[]

static

Initial value:

= {
    { "sample_rate", "", 0x42, AV_OPT_TYPE_INT, {.i64 = 44100}, 0, INT_MAX, AV_OPT_FLAG_DECODING_PARAM },
    { "channels",    "", 0x42,    AV_OPT_TYPE_INT, {.i64 = 1}, 0, INT_MAX, AV_OPT_FLAG_DECODING_PARAM },
    { NULL },
}

Definition at line 62 of file pcmdec.c.

const AVClass sln_demuxer_class

static

Initial value:

= {
    .class_name = "sln demuxer",
    .item_name  = av_default_item_name,
    .option     = sln_options,
    .version    = LIBAVUTIL_VERSION_INT,
}

Definition at line 154 of file pcmdec.c.

AVInputFormat ff_sln_demuxer

Initial value:

= {
    .name           = "sln",
    .long_name      = NULL_IF_CONFIG_SMALL("Asterisk raw pcm"),
    .priv_data_size = sizeof(PCMAudioDemuxerContext),
    .read_header    = pcm_read_header,
    .read_packet    = ff_pcm_read_packet,
    .read_seek      = ff_pcm_read_seek,
    .flags          = AVFMT_GENERIC_INDEX,
    .extensions     = "sln",
    .raw_codec_id   = AV_CODEC_ID_PCM_S16LE,
    .priv_class     = &sln_demuxer_class,
}

Definition at line 161 of file pcmdec.c.