Libav
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memory buffer source filter More...
#include <float.h>
#include "libavutil/channel_layout.h"
#include "libavutil/common.h"
#include "libavutil/fifo.h"
#include "libavutil/frame.h"
#include "libavutil/imgutils.h"
#include "libavutil/internal.h"
#include "libavutil/opt.h"
#include "libavutil/samplefmt.h"
#include "audio.h"
#include "avfilter.h"
#include "buffersrc.h"
#include "formats.h"
#include "internal.h"
#include "video.h"
Go to the source code of this file.
Data Structures | |
struct | BufferSourceContext |
Macros | |
#define | CHECK_VIDEO_PARAM_CHANGE(s, c, width, height, format) |
#define | CHECK_AUDIO_PARAM_CHANGE(s, c, srate, ch_layout, format) |
#define | OFFSET(x) offsetof(BufferSourceContext, x) |
#define | A AV_OPT_FLAG_AUDIO_PARAM |
#define | V AV_OPT_FLAG_VIDEO_PARAM |
Functions | |
AVBufferSrcParameters * | av_buffersrc_parameters_alloc (void) |
Allocate a new AVBufferSrcParameters instance. More... | |
int | av_buffersrc_parameters_set (AVFilterContext *ctx, AVBufferSrcParameters *param) |
Initialize the buffersrc or abuffersrc filter with the provided parameters. More... | |
int attribute_align_arg | av_buffersrc_write_frame (AVFilterContext *ctx, const AVFrame *frame) |
Add a frame to the buffer source. More... | |
int attribute_align_arg | av_buffersrc_add_frame (AVFilterContext *ctx, AVFrame *frame) |
Add a frame to the buffer source. More... | |
static av_cold int | init_video (AVFilterContext *ctx) |
static av_cold int | init_audio (AVFilterContext *ctx) |
static av_cold void | uninit (AVFilterContext *ctx) |
static int | query_formats (AVFilterContext *ctx) |
static int | config_props (AVFilterLink *link) |
static int | request_frame (AVFilterLink *link) |
static int | poll_frame (AVFilterLink *link) |
Variables | |
static const AVOption | video_options [] |
static const AVClass | buffer_class |
static const AVOption | audio_options [] |
static const AVClass | abuffer_class |
static const AVFilterPad | avfilter_vsrc_buffer_outputs [] |
AVFilter | ff_vsrc_buffer |
static const AVFilterPad | avfilter_asrc_abuffer_outputs [] |
AVFilter | ff_asrc_abuffer |
memory buffer source filter
Definition in file buffersrc.c.
Definition at line 68 of file buffersrc.c.
Referenced by av_buffersrc_add_frame().
#define CHECK_AUDIO_PARAM_CHANGE | ( | s, | |
c, | |||
srate, | |||
ch_layout, | |||
format | |||
) |
Definition at line 74 of file buffersrc.c.
Referenced by av_buffersrc_add_frame().
#define OFFSET | ( | x | ) | offsetof(BufferSourceContext, x) |
Definition at line 239 of file buffersrc.c.
#define A AV_OPT_FLAG_AUDIO_PARAM |
Definition at line 240 of file buffersrc.c.
#define V AV_OPT_FLAG_VIDEO_PARAM |
Definition at line 241 of file buffersrc.c.
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Definition at line 208 of file buffersrc.c.
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Definition at line 283 of file buffersrc.c.
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Definition at line 323 of file buffersrc.c.
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Definition at line 336 of file buffersrc.c.
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Definition at line 365 of file buffersrc.c.
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Definition at line 394 of file buffersrc.c.
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Definition at line 412 of file buffersrc.c.
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Definition at line 243 of file buffersrc.c.
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Definition at line 261 of file buffersrc.c.
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Definition at line 276 of file buffersrc.c.
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Definition at line 421 of file buffersrc.c.
AVFilter ff_vsrc_buffer |
Definition at line 432 of file buffersrc.c.
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Definition at line 446 of file buffersrc.c.
AVFilter ff_asrc_abuffer |
Definition at line 457 of file buffersrc.c.