avcodec.c File Reference

libavcodec/libavfilter gluing utilities More...

#include "avcodec.h"
#include "libavutil/avassert.h"
#include "libavutil/opt.h"

Go to the source code of this file.

Functions
int	avfilter_copy_frame_props (AVFilterBufferRef *dst, const AVFrame *src)
	Copy the frame properties of src to dst, without copying the actual image data.
AVFilterBufferRef *	avfilter_get_video_buffer_ref_from_frame (const AVFrame *frame, int perms)
	Create and return a picref reference from the data and properties contained in frame.
AVFilterBufferRef *	avfilter_get_audio_buffer_ref_from_frame (const AVFrame *frame, int perms)
	Create and return a picref reference from the data and properties contained in frame.
AVFilterBufferRef *	avfilter_get_buffer_ref_from_frame (enum AVMediaType type, const AVFrame *frame, int perms)
	Create and return a buffer reference from the data and properties contained in frame.
int	avfilter_copy_buf_props (AVFrame *dst, const AVFilterBufferRef *src)
	Copy the frame properties and data pointers of src to dst, without copying the actual data.

Detailed Description

libavcodec/libavfilter gluing utilities

Definition in file avcodec.c.

Function Documentation

int avfilter_copy_frame_props	(	AVFilterBufferRef *	dst,
		const AVFrame *	src
	)

Copy the frame properties of src to dst, without copying the actual image data.

Returns

0 on success, a negative number on error.

Definition at line 30 of file avcodec.c.

Referenced by avfilter_get_audio_buffer_ref_from_frame(), avfilter_get_video_buffer_ref_from_frame(), decode_video(), and video_thread().

AVFilterBufferRef* avfilter_get_video_buffer_ref_from_frame	(	const AVFrame *	frame,
		int	perms
	)

Create and return a picref reference from the data and properties contained in frame.

Parameters

perms

permissions to assign to the new buffer reference

Definition at line 76 of file avcodec.c.

Referenced by avfilter_get_buffer_ref_from_frame().

AVFilterBufferRef* avfilter_get_audio_buffer_ref_from_frame	(	const AVFrame *	frame,
		int	perms
	)

Create and return a picref reference from the data and properties contained in frame.

Parameters

perms

permissions to assign to the new buffer reference

Definition at line 92 of file avcodec.c.

Referenced by avfilter_get_buffer_ref_from_frame().

AVFilterBufferRef* avfilter_get_buffer_ref_from_frame	(	enum AVMediaType	type,
		const AVFrame *	frame,
		int	perms
	)

Create and return a buffer reference from the data and properties contained in frame.

Parameters

perms

permissions to assign to the new buffer reference

Definition at line 119 of file avcodec.c.

Referenced by av_buffersrc_add_frame(), and frame_to_buf().

int avfilter_copy_buf_props	(	AVFrame *	dst,
		const AVFilterBufferRef *	src
	)

Copy the frame properties and data pointers of src to dst, without copying the actual data.

Returns

0 on success, a negative number on error.

Definition at line 133 of file avcodec.c.

Referenced by reap_filters(), and video_thread().