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options.c File Reference

Options definition for AVFormatContext. More...

#include "avformat.h"
#include "avio_internal.h"
#include "internal.h"
#include "libavutil/opt.h"
#include "options_table.h"

Go to the source code of this file.

Functions

static const char * format_to_name (void *ptr)
 
static voidformat_child_next (void *obj, void *prev)
 
static const AVClassformat_child_class_next (const AVClass *prev)
 
static AVClassCategory get_category (void *ptr)
 
static void avformat_get_context_defaults (AVFormatContext *s)
 
AVFormatContextavformat_alloc_context (void)
 Allocate an AVFormatContext.
 
enum AVDurationEstimationMethod av_fmt_ctx_get_duration_estimation_method (const AVFormatContext *ctx)
 Returns the method used to set ctx->duration.
 
const AVClassavformat_get_class (void)
 Get the AVClass for AVFormatContext.
 

Variables

static const AVClass av_format_context_class
 

Detailed Description

Options definition for AVFormatContext.

Definition in file options.c.

Function Documentation

static const char* format_to_name ( void ptr)
static

Definition at line 32 of file options.c.

static void* format_child_next ( void obj,
void prev 
)
static

Definition at line 40 of file options.c.

static const AVClass* format_child_class_next ( const AVClass prev)
static

Definition at line 52 of file options.c.

static AVClassCategory get_category ( void ptr)
static

Definition at line 80 of file options.c.

static void avformat_get_context_defaults ( AVFormatContext s)
static

Definition at line 98 of file options.c.

Referenced by avformat_alloc_context().

enum AVDurationEstimationMethod av_fmt_ctx_get_duration_estimation_method ( const AVFormatContext ctx)

Returns the method used to set ctx->duration.

Returns
AVFMT_DURATION_FROM_PTS, AVFMT_DURATION_FROM_STREAM, or AVFMT_DURATION_FROM_BITRATE.

Definition at line 123 of file options.c.

Variable Documentation

const AVClass av_format_context_class
static
Initial value:
= {
.class_name = "AVFormatContext",
.item_name = format_to_name,
.option = avformat_options,
.child_next = format_child_next,
.child_class_next = format_child_class_next,
.get_category = get_category,
}

Definition at line 87 of file options.c.

Referenced by avformat_get_class(), and avformat_get_context_defaults().