SwsContext Struct Reference

#include <swscale_internal.h>

Data Fields
const AVClass *	av_class
	info on struct for av_log
struct ImgReSampleContext *	resampling_ctx
enum PixelFormat src_pix_fmt	dst_pix_fmt
SwsFunc	swScale
	Note that src, dst, srcStride, dstStride will be copied in the sws_scale() wrapper so they can be freely modified here.
int	srcW
int	srcH
int	dstH
int	chrSrcW
int	chrSrcH
int	chrDstW
int	chrDstH
int	lumXInc
int	chrXInc
int	lumYInc
int	chrYInc
enum PixelFormat dstFormat	srcFormat
	format 4:2:0 type is always YV12
int	origDstFormat
int	origSrcFormat
	format
int	chrSrcHSubSample
int	chrSrcVSubSample
int	chrIntHSubSample
int	chrIntVSubSample
int	chrDstHSubSample
int	chrDstVSubSample
int	vChrDrop
int	sliceDir
double	param [2]
uint32_t	pal_yuv [256]
uint32_t	pal_rgb [256]
int16_t **	lumPixBuf
int16_t **	chrPixBuf
int16_t *	hLumFilter
int16_t *	hLumFilterPos
int16_t *	hChrFilter
int16_t *	hChrFilterPos
int16_t *	vLumFilter
int16_t *	vLumFilterPos
int16_t *	vChrFilter
int16_t *	vChrFilterPos
uint8_t	formatConvBuffer [VOF]
int	hLumFilterSize
int	hChrFilterSize
int	vLumFilterSize
int	vChrFilterSize
int	vLumBufSize
int	vChrBufSize
uint8_t *	funnyYCode
uint8_t *	funnyUVCode
int32_t *	lumMmx2FilterPos
int32_t *	chrMmx2FilterPos
int16_t *	lumMmx2Filter
int16_t *	chrMmx2Filter
int	canMMX2BeUsed
int	lastInLumBuf
int	lastInChrBuf
int	lumBufIndex
int	chrBufIndex
int	dstY
int	flags
void *	yuvTable
uint8_t *	table_rV [256]
uint8_t *	table_gU [256]
int	table_gV [256]
uint8_t *	table_bU [256]
int	contrast
int	brightness
int	saturation
int	srcColorspaceTable [4]
int	dstColorspaceTable [4]
int	srcRange
int	dstRange
int	yuv2rgb_y_offset
int	yuv2rgb_y_coeff
int	yuv2rgb_v2r_coeff
int	yuv2rgb_v2g_coeff
int	yuv2rgb_u2g_coeff
int	yuv2rgb_u2b_coeff
uint64_t	redDither
uint64_t	greenDither
uint64_t	blueDither
uint64_t	yCoeff
uint64_t	vrCoeff
uint64_t	ubCoeff
uint64_t	vgCoeff
uint64_t	ugCoeff
uint64_t	yOffset
uint64_t	uOffset
uint64_t	vOffset
int32_t	lumMmxFilter [4 *MAX_FILTER_SIZE]
int32_t	chrMmxFilter [4 *MAX_FILTER_SIZE]
int	dstW
uint64_t	esp
uint64_t	vRounder
uint64_t	u_temp
uint64_t	v_temp

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Detailed Description

Definition at line 54 of file imgresample.c.

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Field Documentation

const AVClass * SwsContext::av_class

info on struct for av_log

Definition at line 55 of file imgresample.c.

Referenced by sws_getContext().

uint64_t SwsContext::blueDither

Definition at line 162 of file swscale_internal.h.

int SwsContext::brightness

Definition at line 130 of file swscale_internal.h.

Referenced by sws_getColorspaceDetails(), and sws_setColorspaceDetails().

int SwsContext::canMMX2BeUsed

Definition at line 115 of file swscale_internal.h.

Referenced by sws_getContext().

int SwsContext::chrBufIndex

Definition at line 120 of file swscale_internal.h.

int SwsContext::chrDstH

Definition at line 73 of file swscale_internal.h.

Referenced by sws_getContext().

int SwsContext::chrDstHSubSample

Definition at line 80 of file swscale_internal.h.

Referenced by planarCopy(), and sws_getContext().

int SwsContext::chrDstVSubSample

Definition at line 80 of file swscale_internal.h.

Referenced by gray16togray(), planarCopy(), sws_getContext(), and sws_scale().

int SwsContext::chrDstW

Definition at line 73 of file swscale_internal.h.

Referenced by sws_getContext().

int SwsContext::chrIntHSubSample

Definition at line 79 of file swscale_internal.h.

Referenced by sws_getContext().

int SwsContext::chrIntVSubSample

Definition at line 79 of file swscale_internal.h.

Referenced by sws_getContext().

int16_t* SwsContext::chrMmx2Filter

Definition at line 113 of file swscale_internal.h.

Referenced by sws_freeContext(), and sws_getContext().

int32_t* SwsContext::chrMmx2FilterPos

Definition at line 111 of file swscale_internal.h.

Referenced by sws_freeContext(), and sws_getContext().

int32_t SwsContext::chrMmxFilter[4 *MAX_FILTER_SIZE]

Definition at line 173 of file swscale_internal.h.

int16_t** SwsContext::chrPixBuf

Definition at line 89 of file swscale_internal.h.

Referenced by sws_freeContext(), and sws_getContext().

int SwsContext::chrSrcH

Definition at line 73 of file swscale_internal.h.

Referenced by sws_getContext(), and yvu9toyv12Wrapper().

int SwsContext::chrSrcHSubSample

Definition at line 78 of file swscale_internal.h.

Referenced by sws_getContext().

int SwsContext::chrSrcVSubSample

Definition at line 78 of file swscale_internal.h.

Referenced by sws_getContext(), and sws_scale().

int SwsContext::chrSrcW

Definition at line 73 of file swscale_internal.h.

Referenced by sws_getContext(), and yvu9toyv12Wrapper().

int SwsContext::chrXInc

Definition at line 74 of file swscale_internal.h.

Referenced by sws_getContext().

int SwsContext::chrYInc

Definition at line 75 of file swscale_internal.h.

Referenced by sws_getContext().

int SwsContext::contrast

Definition at line 130 of file swscale_internal.h.

Referenced by sws_getColorspaceDetails(), and sws_setColorspaceDetails().

enum PixelFormat src_pix_fmt SwsContext::dst_pix_fmt

Definition at line 57 of file imgresample.c.

Referenced by sws_getCachedContext(), sws_getContext(), and sws_scale().

int SwsContext::dstColorspaceTable[4]

Definition at line 132 of file swscale_internal.h.

Referenced by sws_getColorspaceDetails(), and sws_setColorspaceDetails().

int SwsContext::dstH

Definition at line 72 of file swscale_internal.h.

Referenced by selfTest(), sws_getCachedContext(), sws_getContext(), and sws_scale().

int SwsContext::dstRange

Definition at line 133 of file swscale_internal.h.

Referenced by sws_getColorspaceDetails(), sws_getContext(), and sws_setColorspaceDetails().

int SwsContext::dstW

Definition at line 174 of file swscale_internal.h.

Referenced by mlib_YUV2ABGR420_32(), mlib_YUV2ARGB420_32(), mlib_YUV2RGB420_24(), selfTest(), sws_getCachedContext(), sws_getContext(), sws_yuv2rgb_init_vis(), vis_420P_ARGB32(), and vis_422P_ARGB32().

int SwsContext::dstY

Definition at line 121 of file swscale_internal.h.

uint64_t SwsContext::esp

Definition at line 175 of file swscale_internal.h.

int SwsContext::flags

Definition at line 122 of file swscale_internal.h.

Referenced by ff_bfin_get_unscaled_swscale(), main(), selfTest(), sws_getCachedContext(), sws_getContext(), sws_setColorspaceDetails(), and sws_yuv2rgb_init_altivec().

uint8_t SwsContext::formatConvBuffer[VOF]

Definition at line 99 of file swscale_internal.h.

uint8_t* SwsContext::funnyUVCode

Definition at line 109 of file swscale_internal.h.

Referenced by sws_freeContext(), and sws_getContext().

uint8_t* SwsContext::funnyYCode

Definition at line 108 of file swscale_internal.h.

Referenced by sws_freeContext(), and sws_getContext().

uint64_t SwsContext::greenDither

Definition at line 161 of file swscale_internal.h.

int16_t* SwsContext::hChrFilter

Definition at line 92 of file swscale_internal.h.

Referenced by sws_freeContext(), and sws_getContext().

int16_t* SwsContext::hChrFilterPos

Definition at line 93 of file swscale_internal.h.

Referenced by sws_freeContext(), and sws_getContext().

int SwsContext::hChrFilterSize

Definition at line 102 of file swscale_internal.h.

Referenced by sws_getContext().

int16_t* SwsContext::hLumFilter

Definition at line 90 of file swscale_internal.h.

Referenced by sws_freeContext(), and sws_getContext().

int16_t* SwsContext::hLumFilterPos

Definition at line 91 of file swscale_internal.h.

Referenced by sws_freeContext(), and sws_getContext().

int SwsContext::hLumFilterSize

Definition at line 101 of file swscale_internal.h.

Referenced by sws_getContext().

int SwsContext::lastInChrBuf

Definition at line 118 of file swscale_internal.h.

int SwsContext::lastInLumBuf

Definition at line 117 of file swscale_internal.h.

int SwsContext::lumBufIndex

Definition at line 119 of file swscale_internal.h.

int16_t* SwsContext::lumMmx2Filter

Definition at line 112 of file swscale_internal.h.

Referenced by sws_freeContext(), and sws_getContext().

int32_t* SwsContext::lumMmx2FilterPos

Definition at line 110 of file swscale_internal.h.

Referenced by sws_freeContext(), and sws_getContext().

int32_t SwsContext::lumMmxFilter[4 *MAX_FILTER_SIZE]

Definition at line 172 of file swscale_internal.h.

int16_t** SwsContext::lumPixBuf

Definition at line 88 of file swscale_internal.h.

Referenced by sws_freeContext(), and sws_getContext().

int SwsContext::lumXInc

Definition at line 74 of file swscale_internal.h.

Referenced by sws_getContext().

int SwsContext::lumYInc

Definition at line 75 of file swscale_internal.h.

Referenced by sws_getContext().

int SwsContext::origDstFormat

Definition at line 77 of file swscale_internal.h.

int SwsContext::origSrcFormat

format

Definition at line 77 of file swscale_internal.h.

uint32_t SwsContext::pal_rgb[256]

Definition at line 86 of file swscale_internal.h.

Referenced by pal2rgbWrapper(), and sws_scale().

uint32_t SwsContext::pal_yuv[256]

Definition at line 85 of file swscale_internal.h.

Referenced by sws_scale().

double SwsContext::param[2]

Definition at line 83 of file swscale_internal.h.

Referenced by sws_getCachedContext(), and sws_getContext().

uint64_t SwsContext::redDither

Definition at line 160 of file swscale_internal.h.

struct ImgReSampleContext* SwsContext::resampling_ctx [read]

Definition at line 56 of file imgresample.c.

Referenced by sws_freeContext(), sws_getCachedContext(), sws_getContext(), and sws_scale().

int SwsContext::saturation

Definition at line 130 of file swscale_internal.h.

Referenced by sws_getColorspaceDetails(), and sws_setColorspaceDetails().

int SwsContext::sliceDir

Definition at line 82 of file swscale_internal.h.

Referenced by sws_scale().

int SwsContext::srcColorspaceTable[4]

Definition at line 131 of file swscale_internal.h.

Referenced by sws_getColorspaceDetails(), and sws_setColorspaceDetails().

enum PixelFormat dstFormat SwsContext::srcFormat

format 4:2:0 type is always YV12

Definition at line 76 of file swscale_internal.h.

Referenced by ff_bfin_get_unscaled_swscale(), gray16togray(), mlib_YUV2ABGR420_32(), mlib_YUV2ARGB420_32(), mlib_YUV2RGB420_24(), pal2rgbWrapper(), planarCopy(), rgb2rgbWrapper(), selfTest(), sws_getCachedContext(), sws_getContext(), sws_scale(), sws_yuv2rgb_init_altivec(), and sws_yuv2rgb_init_vis().

int SwsContext::srcH

Definition at line 72 of file swscale_internal.h.

Referenced by selfTest(), sws_getCachedContext(), sws_getContext(), sws_scale(), and sws_yuv2rgb_init_altivec().

int SwsContext::srcRange

Definition at line 133 of file swscale_internal.h.

Referenced by sws_getColorspaceDetails(), sws_getContext(), and sws_setColorspaceDetails().

int SwsContext::srcW

Definition at line 72 of file swscale_internal.h.

Referenced by altivec_uyvy_rgb32(), bgr24toyv12Wrapper(), gray16swap(), gray16togray(), graytogray16(), packedCopy(), pal2rgbWrapper(), planarCopy(), PlanarToNV12Wrapper(), PlanarToUyvyWrapper(), PlanarToYuy2Wrapper(), rgb2rgbWrapper(), selfTest(), sws_getCachedContext(), sws_getContext(), sws_yuv2rgb_init_altivec(), YUV422PToUyvyWrapper(), YUV422PToYuy2Wrapper(), yv12touyvy_unscaled_altivec(), yv12toyuy2_unscaled_altivec(), and yvu9toyv12Wrapper().

SwsFunc SwsContext::swScale

Note that src, dst, srcStride, dstStride will be copied in the sws_scale() wrapper so they can be freely modified here.

Definition at line 71 of file swscale_internal.h.

Referenced by ff_bfin_get_unscaled_swscale(), sws_getContext(), and sws_scale().

uint8_t* SwsContext::table_bU[256]

Definition at line 127 of file swscale_internal.h.

Referenced by sws_yuv2rgb_c_init_tables().

uint8_t* SwsContext::table_gU[256]

Definition at line 125 of file swscale_internal.h.

Referenced by sws_yuv2rgb_c_init_tables().

int SwsContext::table_gV[256]

Definition at line 126 of file swscale_internal.h.

Referenced by sws_yuv2rgb_c_init_tables().

uint8_t* SwsContext::table_rV[256]

Definition at line 124 of file swscale_internal.h.

Referenced by sws_yuv2rgb_c_init_tables().

uint64_t SwsContext::u_temp

Definition at line 177 of file swscale_internal.h.

uint64_t SwsContext::ubCoeff

Definition at line 166 of file swscale_internal.h.

Referenced by bfin_prepare_coefficients(), sws_setColorspaceDetails(), and sws_yuv2rgb_init_vis().

uint64_t SwsContext::ugCoeff

Definition at line 168 of file swscale_internal.h.

Referenced by bfin_prepare_coefficients(), sws_setColorspaceDetails(), and sws_yuv2rgb_init_vis().

uint64_t SwsContext::uOffset

Definition at line 170 of file swscale_internal.h.

Referenced by sws_setColorspaceDetails(), and sws_yuv2rgb_init_vis().

uint64_t SwsContext::v_temp

Definition at line 178 of file swscale_internal.h.

int SwsContext::vChrBufSize

Definition at line 106 of file swscale_internal.h.

Referenced by sws_freeContext(), and sws_getContext().

int SwsContext::vChrDrop

Definition at line 81 of file swscale_internal.h.

Referenced by sws_getContext().

int16_t* SwsContext::vChrFilter

Definition at line 96 of file swscale_internal.h.

Referenced by sws_freeContext(), sws_getContext(), and yuv2yuvX_altivec_real().

int16_t* SwsContext::vChrFilterPos

Definition at line 97 of file swscale_internal.h.

Referenced by sws_freeContext(), and sws_getContext().

int SwsContext::vChrFilterSize

Definition at line 104 of file swscale_internal.h.

Referenced by sws_getContext().

uint64_t SwsContext::vgCoeff

Definition at line 167 of file swscale_internal.h.

Referenced by bfin_prepare_coefficients(), sws_setColorspaceDetails(), and sws_yuv2rgb_init_vis().

int SwsContext::vLumBufSize

Definition at line 105 of file swscale_internal.h.

Referenced by sws_freeContext(), and sws_getContext().

int16_t* SwsContext::vLumFilter

Definition at line 94 of file swscale_internal.h.

Referenced by sws_freeContext(), sws_getContext(), and yuv2yuvX_altivec_real().

int16_t* SwsContext::vLumFilterPos

Definition at line 95 of file swscale_internal.h.

Referenced by sws_freeContext(), and sws_getContext().

int SwsContext::vLumFilterSize

Definition at line 103 of file swscale_internal.h.

Referenced by sws_getContext().

uint64_t SwsContext::vOffset

Definition at line 171 of file swscale_internal.h.

Referenced by sws_setColorspaceDetails(), and sws_yuv2rgb_init_vis().

uint64_t SwsContext::vrCoeff

Definition at line 165 of file swscale_internal.h.

Referenced by bfin_prepare_coefficients(), sws_setColorspaceDetails(), and sws_yuv2rgb_init_vis().

uint64_t SwsContext::vRounder

Definition at line 176 of file swscale_internal.h.

Referenced by sws_getContext().

uint64_t SwsContext::yCoeff

Definition at line 164 of file swscale_internal.h.

Referenced by bfin_prepare_coefficients(), sws_setColorspaceDetails(), and sws_yuv2rgb_init_vis().

uint64_t SwsContext::yOffset

Definition at line 169 of file swscale_internal.h.

Referenced by bfin_prepare_coefficients(), sws_setColorspaceDetails(), and sws_yuv2rgb_init_vis().

int SwsContext::yuv2rgb_u2b_coeff

Definition at line 139 of file swscale_internal.h.

Referenced by sws_setColorspaceDetails().

int SwsContext::yuv2rgb_u2g_coeff

Definition at line 138 of file swscale_internal.h.

Referenced by sws_setColorspaceDetails().

int SwsContext::yuv2rgb_v2g_coeff

Definition at line 137 of file swscale_internal.h.

Referenced by sws_setColorspaceDetails().

int SwsContext::yuv2rgb_v2r_coeff

Definition at line 136 of file swscale_internal.h.

Referenced by sws_setColorspaceDetails().

int SwsContext::yuv2rgb_y_coeff

Definition at line 135 of file swscale_internal.h.

Referenced by sws_setColorspaceDetails().

int SwsContext::yuv2rgb_y_offset

Definition at line 134 of file swscale_internal.h.

Referenced by sws_setColorspaceDetails().

void* SwsContext::yuvTable

Definition at line 123 of file swscale_internal.h.

Referenced by sws_freeContext(), and sws_yuv2rgb_c_init_tables().

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The documentation for this struct was generated from the following files:

• libavcodec/imgresample.c
• libswscale/swscale_internal.h