buffersink.c File Reference

buffer sink More...

#include "libavutil/audio_fifo.h"
#include "libavutil/avassert.h"
#include "libavutil/channel_layout.h"
#include "libavutil/common.h"
#include "libavutil/mathematics.h"
#include "audio.h"
#include "avfilter.h"
#include "buffersink.h"
#include "internal.h"

Go to the source code of this file.

Data Structures
struct	BufferSinkContext

Functions
static av_cold void	uninit (AVFilterContext *ctx)
static int	filter_frame (AVFilterLink *link, AVFilterBufferRef *buf)
int	ff_buffersink_read_compat (AVFilterContext *ctx, AVFilterBufferRef **buf)
static int	read_from_fifo (AVFilterContext *ctx, AVFilterBufferRef **pbuf, int nb_samples)
int	ff_buffersink_read_samples_compat (AVFilterContext *ctx, AVFilterBufferRef **pbuf, int nb_samples)

Variables
static const AVFilterPad	avfilter_vsink_buffer_inputs []
AVFilter	avfilter_vsink_buffer
static const AVFilterPad	avfilter_asink_abuffer_inputs []
AVFilter	avfilter_asink_abuffer

Detailed Description

buffer sink

Definition in file buffersink.c.

Function Documentation

static av_cold void uninit ( AVFilterContext *  ctx )

static

Definition at line 43 of file buffersink.c.

static int filter_frame ( AVFilterLink *  link, AVFilterBufferRef *  buf  )

static

Definition at line 51 of file buffersink.c.

int ff_buffersink_read_compat	(	AVFilterContext *	ctx,
		AVFilterBufferRef **	buf
	)

Definition at line 61 of file buffersink.c.

Referenced by av_buffersink_read().

static int read_from_fifo ( AVFilterContext *  ctx, AVFilterBufferRef **  pbuf, int  nb_samples  )

static

Definition at line 82 of file buffersink.c.

Referenced by ff_buffersink_read_samples_compat().

int ff_buffersink_read_samples_compat	(	AVFilterContext *	ctx,
		AVFilterBufferRef **	pbuf,
		int	nb_samples
	)

Definition at line 102 of file buffersink.c.

Referenced by av_buffersink_read_samples().

Variable Documentation

const AVFilterPad avfilter_vsink_buffer_inputs[]

static

Initial value:

= {
    {
        .name        = "default",
        .type        = AVMEDIA_TYPE_VIDEO,
        .filter_frame = filter_frame,
        .min_perms   = AV_PERM_READ,
        .needs_fifo  = 1
    },
    { NULL }
}

Definition at line 142 of file buffersink.c.

AVFilter avfilter_vsink_buffer

Initial value:

= {



    .name      = "buffersink_old",

    .description = NULL_IF_CONFIG_SMALL("Buffer video frames, and make them available to the end of the filter graph."),
    .priv_size = sizeof(BufferSinkContext),
    .uninit    = uninit,

    .inputs    = avfilter_vsink_buffer_inputs,
    .outputs   = NULL,
}

Definition at line 153 of file buffersink.c.

const AVFilterPad avfilter_asink_abuffer_inputs[]

static

Initial value:

= {
    {
        .name           = "default",
        .type           = AVMEDIA_TYPE_AUDIO,
        .filter_frame   = filter_frame,
        .min_perms      = AV_PERM_READ,
        .needs_fifo     = 1
    },
    { NULL }
}

Definition at line 167 of file buffersink.c.

AVFilter avfilter_asink_abuffer

Initial value:

= {



    .name      = "abuffersink_old",

    .description = NULL_IF_CONFIG_SMALL("Buffer audio frames, and make them available to the end of the filter graph."),
    .priv_size = sizeof(BufferSinkContext),
    .uninit    = uninit,

    .inputs    = avfilter_asink_abuffer_inputs,
    .outputs   = NULL,
}

Definition at line 178 of file buffersink.c.