Libav
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#include "config.h"
#include <string.h>
#include "libavutil/avassert.h"
#include "libavutil/avstring.h"
#include "libavutil/channel_layout.h"
#include "libavutil/common.h"
#include "libavutil/internal.h"
#include "libavutil/log.h"
#include "libavutil/opt.h"
#include "avfilter.h"
#include "formats.h"
#include "internal.h"
#include "thread.h"
Go to the source code of this file.
Macros | |
#define | OFFSET(x) offsetof(AVFilterGraph, x) |
#define | FLAGS AV_OPT_FLAG_VIDEO_PARAM |
#define | REDUCE_FORMATS(fmt_type, list_type, list, var, nb, add_format) |
#define | CH_CENTER_PAIR (AV_CH_FRONT_LEFT_OF_CENTER | AV_CH_FRONT_RIGHT_OF_CENTER) |
#define | CH_FRONT_PAIR (AV_CH_FRONT_LEFT | AV_CH_FRONT_RIGHT) |
#define | CH_STEREO_PAIR (AV_CH_STEREO_LEFT | AV_CH_STEREO_RIGHT) |
#define | CH_WIDE_PAIR (AV_CH_WIDE_LEFT | AV_CH_WIDE_RIGHT) |
#define | CH_SIDE_PAIR (AV_CH_SIDE_LEFT | AV_CH_SIDE_RIGHT) |
#define | CH_DIRECT_PAIR (AV_CH_SURROUND_DIRECT_LEFT | AV_CH_SURROUND_DIRECT_RIGHT) |
#define | CH_BACK_PAIR (AV_CH_BACK_LEFT | AV_CH_BACK_RIGHT) |
Variables | |
static const AVOption | filtergraph_options [] |
static const AVClass | filtergraph_class |
static const uint64_t | ch_subst [][2] |
#define OFFSET | ( | x | ) | offsetof(AVFilterGraph, x) |
Definition at line 40 of file avfiltergraph.c.
#define FLAGS AV_OPT_FLAG_VIDEO_PARAM |
Definition at line 41 of file avfiltergraph.c.
#define REDUCE_FORMATS | ( | fmt_type, | |
list_type, | |||
list, | |||
var, | |||
nb, | |||
add_format | |||
) |
Definition at line 436 of file avfiltergraph.c.
Referenced by reduce_formats_on_filter().
#define CH_CENTER_PAIR (AV_CH_FRONT_LEFT_OF_CENTER | AV_CH_FRONT_RIGHT_OF_CENTER) |
Definition at line 544 of file avfiltergraph.c.
#define CH_FRONT_PAIR (AV_CH_FRONT_LEFT | AV_CH_FRONT_RIGHT) |
Definition at line 545 of file avfiltergraph.c.
#define CH_STEREO_PAIR (AV_CH_STEREO_LEFT | AV_CH_STEREO_RIGHT) |
Definition at line 546 of file avfiltergraph.c.
#define CH_WIDE_PAIR (AV_CH_WIDE_LEFT | AV_CH_WIDE_RIGHT) |
Definition at line 547 of file avfiltergraph.c.
#define CH_SIDE_PAIR (AV_CH_SIDE_LEFT | AV_CH_SIDE_RIGHT) |
Definition at line 548 of file avfiltergraph.c.
#define CH_DIRECT_PAIR (AV_CH_SURROUND_DIRECT_LEFT | AV_CH_SURROUND_DIRECT_RIGHT) |
Definition at line 549 of file avfiltergraph.c.
#define CH_BACK_PAIR (AV_CH_BACK_LEFT | AV_CH_BACK_RIGHT) |
Definition at line 550 of file avfiltergraph.c.
void ff_graph_thread_free | ( | AVFilterGraph * | graph | ) |
Definition at line 59 of file avfiltergraph.c.
Referenced by avfilter_graph_free().
int ff_graph_thread_init | ( | AVFilterGraph * | graph | ) |
Definition at line 63 of file avfiltergraph.c.
Referenced by avfilter_graph_alloc_filter().
void ff_filter_graph_remove_filter | ( | AVFilterGraph * | graph, |
AVFilterContext * | filter | ||
) |
Remove a filter from a graph;.
Definition at line 89 of file avfiltergraph.c.
Referenced by avfilter_free().
int avfilter_graph_add_filter | ( | AVFilterGraph * | graph, |
AVFilterContext * | filter | ||
) |
Definition at line 120 of file avfiltergraph.c.
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Check for the validity of graph.
A graph is considered valid if all its input and output pads are connected.
Definition at line 215 of file avfiltergraph.c.
Referenced by avfilter_graph_config().
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Configure all the links of graphctx.
Definition at line 250 of file avfiltergraph.c.
Referenced by avfilter_graph_config().
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Definition at line 278 of file avfiltergraph.c.
Referenced by graph_config_formats().
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Definition at line 398 of file avfiltergraph.c.
Referenced by pick_formats().
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Definition at line 471 of file avfiltergraph.c.
Referenced by reduce_formats().
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Definition at line 485 of file avfiltergraph.c.
Referenced by graph_config_formats().
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Definition at line 497 of file avfiltergraph.c.
Referenced by swap_samplerates().
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Definition at line 536 of file avfiltergraph.c.
Referenced by graph_config_formats().
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Definition at line 578 of file avfiltergraph.c.
Referenced by swap_channel_layouts().
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Definition at line 651 of file avfiltergraph.c.
Referenced by graph_config_formats().
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Definition at line 659 of file avfiltergraph.c.
Referenced by swap_sample_fmts().
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Definition at line 719 of file avfiltergraph.c.
Referenced by graph_config_formats().
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Definition at line 728 of file avfiltergraph.c.
Referenced by graph_config_formats().
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Configure the formats of all the links in the graph.
Definition at line 748 of file avfiltergraph.c.
Referenced by avfilter_graph_config().
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Definition at line 773 of file avfiltergraph.c.
Referenced by avfilter_graph_config().
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Definition at line 42 of file avfiltergraph.c.
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Definition at line 51 of file avfiltergraph.c.
Referenced by avfilter_graph_alloc().
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Definition at line 554 of file avfiltergraph.c.
Referenced by swap_channel_layouts_on_filter().