video.h File Reference

#include "avfilter.h"
#include "filters.h"

Go to the source code of this file.

Functions
AVFrame *	ff_default_get_video_buffer (AVFilterLink *link, int w, int h)
AVFrame *	ff_default_get_video_buffer2 (AVFilterLink *link, int w, int h, int align)
AVFrame *	ff_null_get_video_buffer (AVFilterLink *link, int w, int h)
AVFrame *	ff_get_video_buffer (AVFilterLink *link, int w, int h)
	Request a picture buffer with a specific set of permissions. More...
int	ff_fmt_is_regular_yuv (enum AVPixelFormat fmt)
	Returns true if a pixel format is "regular YUV", which includes all pixel formats that are affected by YUV colorspace negotiation. More...
int	ff_fmt_is_forced_full_range (enum AVPixelFormat fmt)
	Returns true if a YUV pixel format is forced full range (i.e. More...

Variables
const AVFilterPad	ff_video_default_filterpad [1]
	An AVFilterPad array whose only entry has name "default" and is of type AVMEDIA_TYPE_VIDEO. More...

Function Documentation

ff_default_get_video_buffer()

AVFrame* ff_default_get_video_buffer	(	AVFilterLink *	link,
		int	w,
		int	h
	)

Definition at line 111 of file video.c.

Referenced by cudascale_get_video_buffer(), ff_get_video_buffer(), fixstride(), get_buffer(), get_video_buffer(), and hwmap_get_buffer().

ff_default_get_video_buffer2()

AVFrame* ff_default_get_video_buffer2	(	AVFilterLink *	link,
		int	w,
		int	h,
		int	align
	)

Definition at line 49 of file video.c.

Referenced by ff_default_get_video_buffer(), ff_qsvvpp_get_video_buffer(), filter_frame(), realign_frame(), and source_request_frame().

ff_null_get_video_buffer()

AVFrame* ff_null_get_video_buffer	(	AVFilterLink *	link,
		int	w,
		int	h
	)

Definition at line 44 of file video.c.

Referenced by cudascale_get_video_buffer(), get_video_buffer(), and init().

ff_get_video_buffer()

AVFrame* ff_get_video_buffer	(	AVFilterLink *	link,
		int	w,
		int	h
	)

Request a picture buffer with a specific set of permissions.

Parameters

link	the output link to the filter from which the buffer will be requested
w	the minimum width of the buffer to allocate
h	the minimum height of the buffer to allocate

Returns

on success, an AVFrame owned by the caller, NULL on error

Definition at line 116 of file video.c.

Referenced by activate(), alloc_out_frame(), apply_palette(), avgblur_opencl_filter_frame(), avgblur_vulkan_filter_frame(), blend_frame(), blend_frames(), blur_frame(), chromaber_vulkan_filter_frame(), config_input(), config_output(), config_video(), config_video_output(), convolution_opencl_filter_frame(), create_frame(), create_weave_frame(), cudaupload_filter_frame(), ddagrab_request_frame(), deint_vaapi_filter_frame(), do_morpho(), draw_background(), draw_spatial(), drawbox_vaapi_filter_frame(), extract_plane(), ff_inlink_make_frame_writable(), ff_null_get_video_buffer(), ff_yadif_filter_frame(), filter(), filter_frame(), flip_bayer(), gblur_vulkan_filter_frame(), geq_filter_frame(), get_frame(), get_palette_frame(), get_video_buffer(), hwdownload_filter_frame(), hwmap_get_buffer(), hwupload_filter_frame(), misc_vaapi_filter_frame(), neighbor_opencl_filter_frame(), nlmeans_opencl_filter_frame(), output_frame(), output_single_frame(), overlay_opencl_blend(), overlay_vaapi_blend(), overlay_vulkan_blend(), pad_vaapi_filter_frame(), pixscope_filter_frame(), plot_cqt(), plot_freqs(), pp_filter_frame(), procamp_vaapi_filter_frame(), process_frame(), program_opencl_run(), query_frame(), remap_opencl_process_frame(), request_frame(), return_frame(), scale_frame(), scale_vaapi_filter_frame(), scale_vt_filter_frame(), scale_vulkan_filter_frame(), shuffleplanes_filter_frame(), sierpinski_request_frame(), submit_frame(), testsrc_vulkan_activate(), tonemap_opencl_filter_frame(), tonemap_vaapi_filter_frame(), transpose_opencl_filter_frame(), transpose_vaapi_filter_frame(), transpose_vt_filter_frame(), try_push_frame(), unsharp_opencl_filter_frame(), video_frame(), and xfade_frame().

ff_fmt_is_regular_yuv()

int ff_fmt_is_regular_yuv

(

enum AVPixelFormat

fmt

)

Returns true if a pixel format is "regular YUV", which includes all pixel formats that are affected by YUV colorspace negotiation.

Definition at line 651 of file avfiltergraph.c.

Referenced by pick_format(), and query_formats().

ff_fmt_is_forced_full_range()

int ff_fmt_is_forced_full_range

(

enum AVPixelFormat

fmt

)

Returns true if a YUV pixel format is forced full range (i.e.

YUVJ).

Definition at line 664 of file avfiltergraph.c.

Referenced by pick_format(), and query_formats().

Variable Documentation

ff_video_default_filterpad

const AVFilterPad ff_video_default_filterpad[1]

An AVFilterPad array whose only entry has name "default" and is of type AVMEDIA_TYPE_VIDEO.

Definition at line 37 of file video.c.