FFmpeg: libavcodec/vc2enc_dwt.c File Reference

FFmpeg 4.0

libavcodec

#include "libavutil/attributes.h"
#include "libavutil/mem.h"
#include "vc2enc_dwt.h"

Go to the source code of this file.

Functions
static av_always_inline void	deinterleave (dwtcoef linell, ptrdiff_t stride, int width, int height, dwtcoef synthl)

static void	vc2_subband_dwt_97 (VC2TransformContext t, dwtcoef data, ptrdiff_t stride, int width, int height)

static void	vc2_subband_dwt_53 (VC2TransformContext t, dwtcoef data, ptrdiff_t stride, int width, int height)

static av_always_inline void	dwt_haar (VC2TransformContext t, dwtcoef data, ptrdiff_t stride, int width, int height, const int s)

static void	vc2_subband_dwt_haar (VC2TransformContext t, dwtcoef data, ptrdiff_t stride, int width, int height)

static void	vc2_subband_dwt_haar_shift (VC2TransformContext t, dwtcoef data, ptrdiff_t stride, int width, int height)

av_cold int	ff_vc2enc_init_transforms (VC2TransformContext *s, int p_stride, int p_height, int slice_w, int slice_h)

av_cold void	ff_vc2enc_free_transforms (VC2TransformContext *s)

Function Documentation

◆ deinterleave()

static av_always_inline void deinterleave	(	dwtcoef *	linell,
		ptrdiff_t	stride,
		int	width,
		int	height,
		dwtcoef *	synthl
	)

static

Definition at line 30 of file vc2enc_dwt.c.

Referenced by dwt_haar(), vc2_subband_dwt_53(), and vc2_subband_dwt_97().

◆ vc2_subband_dwt_97()

static void vc2_subband_dwt_97	(	VC2TransformContext *	t,
		dwtcoef *	data,
		ptrdiff_t	stride,
		int	width,
		int	height
	)

static

Definition at line 55 of file vc2enc_dwt.c.

Referenced by ff_vc2enc_init_transforms().

◆ vc2_subband_dwt_53()

static void vc2_subband_dwt_53	(	VC2TransformContext *	t,
		dwtcoef *	data,
		ptrdiff_t	stride,
		int	width,
		int	height
	)

static

Definition at line 140 of file vc2enc_dwt.c.

Referenced by ff_vc2enc_init_transforms().

◆ dwt_haar()

static av_always_inline void dwt_haar	(	VC2TransformContext *	t,
		dwtcoef *	data,
		ptrdiff_t	stride,
		int	width,
		int	height,
		const int	s
	)

static

Definition at line 214 of file vc2enc_dwt.c.

Referenced by vc2_subband_dwt_haar(), and vc2_subband_dwt_haar_shift().

◆ vc2_subband_dwt_haar()

static void vc2_subband_dwt_haar	(	VC2TransformContext *	t,
		dwtcoef *	data,
		ptrdiff_t	stride,
		int	width,
		int	height
	)

static

Definition at line 246 of file vc2enc_dwt.c.

Referenced by ff_vc2enc_init_transforms().

◆ vc2_subband_dwt_haar_shift()

static void vc2_subband_dwt_haar_shift	(	VC2TransformContext *	t,
		dwtcoef *	data,
		ptrdiff_t	stride,
		int	width,
		int	height
	)

static

Definition at line 252 of file vc2enc_dwt.c.

Referenced by ff_vc2enc_init_transforms().

◆ ff_vc2enc_init_transforms()

av_cold int ff_vc2enc_init_transforms	(	VC2TransformContext *	s,
		int	p_stride,
		int	p_height,
		int	slice_w,
		int	slice_h
	)

Definition at line 258 of file vc2enc_dwt.c.

Referenced by vc2_encode_init().

◆ ff_vc2enc_free_transforms()

av_cold void ff_vc2enc_free_transforms ( VC2TransformContext * s )

Definition at line 277 of file vc2enc_dwt.c.

Referenced by vc2_encode_end().