pulse.c File Reference

PulseAudio input using the simple API. More...

#include <pulse/simple.h>
#include <pulse/rtclock.h>
#include <pulse/error.h>
#include "libavformat/avformat.h"
#include "libavformat/internal.h"
#include "libavutil/opt.h"

Go to the source code of this file.

Data Structures

struct  PulseData

Macros

#define DEFAULT_CODEC_ID   AV_NE(CODEC_ID_PCM_S16BE, CODEC_ID_PCM_S16LE)
#define OFFSET(a)   offsetof(PulseData, a)
#define D   AV_OPT_FLAG_DECODING_PARAM

Typedefs

typedef struct PulseData PulseData

Functions

static pa_sample_format_t codec_id_to_pulse_format (int codec_id)
static av_cold int pulse_read_header (AVFormatContext *s, AVFormatParameters *ap)
static int pulse_read_packet (AVFormatContext *s, AVPacket *pkt)
static av_cold int pulse_close (AVFormatContext *s)

Variables

static const AVOption options []
static const AVClass pulse_demuxer_class
AVInputFormat ff_pulse_demuxer

Detailed Description

PulseAudio input using the simple API.

Author
Luca Barbato lu_ze.nosp@m.ro@g.nosp@m.entoo.nosp@m..org

Definition in file pulse.c.

Macro Definition Documentation

Definition at line 162 of file pulse.c.

#define DEFAULT_CODEC_ID   AV_NE(CODEC_ID_PCM_S16BE, CODEC_ID_PCM_S16LE)

Definition at line 36 of file pulse.c.

Referenced by pulse_read_header().

#define OFFSET (   a)    offsetof(PulseData, a)

Definition at line 161 of file pulse.c.

Typedef Documentation

typedef struct PulseData PulseData

Function Documentation

static pa_sample_format_t codec_id_to_pulse_format ( int  codec_id)
static

Definition at line 52 of file pulse.c.

Referenced by pulse_read_header().

static av_cold int pulse_close ( AVFormatContext s)
static

Definition at line 154 of file pulse.c.

static av_cold int pulse_read_header ( AVFormatContext s,
AVFormatParameters ap 
)
static

Definition at line 69 of file pulse.c.

static int pulse_read_packet ( AVFormatContext s,
AVPacket pkt 
)
static

Definition at line 120 of file pulse.c.

Variable Documentation

AVInputFormat ff_pulse_demuxer
Initial value:
{
.name = "pulse",
.long_name = NULL_IF_CONFIG_SMALL("Pulse audio input"),
.priv_data_size = sizeof(PulseData),
.priv_class = &pulse_demuxer_class,
}

Definition at line 182 of file pulse.c.

const AVOption options[]
static
Initial value:
{
{ "server", "pulse server name", OFFSET(server), AV_OPT_TYPE_STRING, {.str = NULL}, 0, 0, D },
{ "name", "application name", OFFSET(name), AV_OPT_TYPE_STRING, {.str = "libav"}, 0, 0, D },
{ "stream_name", "stream description", OFFSET(stream_name), AV_OPT_TYPE_STRING, {.str = "record"}, 0, 0, D },
{ "sample_rate", "sample rate in Hz", OFFSET(sample_rate), AV_OPT_TYPE_INT, {.dbl = 48000}, 1, INT_MAX, D },
{ "channels", "number of audio channels", OFFSET(channels), AV_OPT_TYPE_INT, {.dbl = 2}, 1, INT_MAX, D },
{ "frame_size", "number of bytes per frame", OFFSET(frame_size), AV_OPT_TYPE_INT, {.dbl = 1024}, 1, INT_MAX, D },
{ "fragment_size", "buffering size, affects latency and cpu usage", OFFSET(fragment_size), AV_OPT_TYPE_INT, {.dbl = -1}, -1, INT_MAX, D },
{ NULL },
}

Definition at line 164 of file pulse.c.

const AVClass pulse_demuxer_class
static
Initial value:
{
.class_name = "Pulse demuxer",
.item_name = av_default_item_name,
.option = options,
}

Definition at line 175 of file pulse.c.