[FFmpeg-cvslog] swscale: remove unused and forgotten file.
Michael Niedermayer
git at videolan.org
Wed Sep 14 00:40:32 CEST 2011
ffmpeg | branch: master | Michael Niedermayer <michaelni at gmx.at> | Wed Sep 14 00:05:19 2011 +0200| [7700846cf66b14ff5074e95f7db7b6e9ff2ba4bc] | committer: Michael Niedermayer
swscale: remove unused and forgotten file.
Signed-off-by: Michael Niedermayer <michaelni at gmx.at>
> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=7700846cf66b14ff5074e95f7db7b6e9ff2ba4bc
---
libswscale/swscale_template.c | 748 -----------------------------------------
1 files changed, 0 insertions(+), 748 deletions(-)
diff --git a/libswscale/swscale_template.c b/libswscale/swscale_template.c
deleted file mode 100644
index 9ae9fc7..0000000
--- a/libswscale/swscale_template.c
+++ /dev/null
@@ -1,748 +0,0 @@
-/*
- * Copyright (C) 2001-2003 Michael Niedermayer <michaelni at gmx.at>
- *
- * This file is part of FFmpeg.
- *
- * FFmpeg is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation; either
- * version 2.1 of the License, or (at your option) any later version.
- *
- * FFmpeg is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with FFmpeg; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
- */
-
-static inline void yuv2yuvX_c(SwsContext *c, const int16_t *lumFilter,
- const int16_t **lumSrc, int lumFilterSize,
- const int16_t *chrFilter, const int16_t **chrUSrc,
- const int16_t **chrVSrc,
- int chrFilterSize, const int16_t **alpSrc,
- uint8_t *dest, uint8_t *uDest, uint8_t *vDest,
- uint8_t *aDest, int dstW, int chrDstW, const uint8_t *lumDither, const uint8_t *chrDither)
-{
- yuv2yuvXinC(lumFilter, lumSrc, lumFilterSize,
- chrFilter, chrUSrc, chrVSrc, chrFilterSize,
- alpSrc, dest, uDest, vDest, aDest, dstW, chrDstW, lumDither, chrDither);
-}
-
-static inline void yuv2nv12X_c(SwsContext *c, const int16_t *lumFilter,
- const int16_t **lumSrc, int lumFilterSize,
- const int16_t *chrFilter, const int16_t **chrUSrc,
- const int16_t **chrVSrc,
- int chrFilterSize, uint8_t *dest, uint8_t *uDest,
- int dstW, int chrDstW, enum PixelFormat dstFormat, const uint8_t *dither, const uint8_t *chrDither)
-{
- yuv2nv12XinC(lumFilter, lumSrc, lumFilterSize,
- chrFilter, chrUSrc, chrVSrc, chrFilterSize,
- dest, uDest, dstW, chrDstW, dstFormat, dither, chrDither);
-}
-
-static inline void yuv2yuv1_c(SwsContext *c, const int16_t *lumSrc,
- const int16_t *chrUSrc, const int16_t *chrVSrc,
- const int16_t *alpSrc,
- uint8_t *dest, uint8_t *uDest, uint8_t *vDest,
- uint8_t *aDest, int dstW, int chrDstW, const uint8_t *lumDither, const uint8_t *chrDither)
-{
- int i;
-
- for (i=0; i<dstW; i++) {
- int val= (lumSrc[i]+lumDither[i&7])>>7;
- dest[i]= av_clip_uint8(val);
- }
-
- if (uDest)
- for (i=0; i<chrDstW; i++) {
- int u=(chrUSrc[i]+chrDither[i&7])>>7;
- int v=(chrVSrc[i]+chrDither[(i+3)&7])>>7;
- uDest[i]= av_clip_uint8(u);
- vDest[i]= av_clip_uint8(v);
- }
-
- if (CONFIG_SWSCALE_ALPHA && aDest)
- for (i=0; i<dstW; i++) {
- int val= (alpSrc[i]+lumDither[i&7])>>7;
- aDest[i]= av_clip_uint8(val);
- }
-}
-
-
-/**
- * vertical scale YV12 to RGB
- */
-static inline void yuv2packedX_c(SwsContext *c, const int16_t *lumFilter,
- const int16_t **lumSrc, int lumFilterSize,
- const int16_t *chrFilter, const int16_t **chrUSrc,
- const int16_t **chrVSrc,
- int chrFilterSize, const int16_t **alpSrc,
- uint8_t *dest, int dstW, int dstY)
-{
- yuv2packedXinC(c, lumFilter, lumSrc, lumFilterSize,
- chrFilter, chrUSrc, chrVSrc, chrFilterSize,
- alpSrc, dest, dstW, dstY);
-}
-
-/**
- * vertical bilinear scale YV12 to RGB
- */
-static inline void yuv2packed2_c(SwsContext *c, const uint16_t *buf0,
- const uint16_t *buf1, const uint16_t *ubuf0,
- const uint16_t *ubuf1, const uint16_t *vbuf0,
- const uint16_t *vbuf1, const uint16_t *abuf0,
- const uint16_t *abuf1, uint8_t *dest, int dstW,
- int yalpha, int uvalpha, int y)
-{
- int yalpha1=4095- yalpha;
- int uvalpha1=4095-uvalpha;
- int i;
-
- YSCALE_YUV_2_ANYRGB_C(YSCALE_YUV_2_RGB2_C, YSCALE_YUV_2_PACKED2_C(void,0), YSCALE_YUV_2_GRAY16_2_C, YSCALE_YUV_2_MONO2_C)
-}
-
-/**
- * YV12 to RGB without scaling or interpolating
- */
-static inline void yuv2packed1_c(SwsContext *c, const uint16_t *buf0,
- const uint16_t *ubuf0, const uint16_t *ubuf1,
- const uint16_t *vbuf0, const uint16_t *vbuf1,
- const uint16_t *abuf0, uint8_t *dest, int dstW,
- int uvalpha, enum PixelFormat dstFormat,
- int flags, int y)
-{
- const int yalpha1=0;
- int i;
-
- const uint16_t *buf1= buf0; //FIXME needed for RGB1/BGR1
- const int yalpha= 4096; //FIXME ...
-
- if (uvalpha < 2048) {
- YSCALE_YUV_2_ANYRGB_C(YSCALE_YUV_2_RGB1_C, YSCALE_YUV_2_PACKED1_C(void,0), YSCALE_YUV_2_GRAY16_1_C, YSCALE_YUV_2_MONO2_C)
- } else {
- YSCALE_YUV_2_ANYRGB_C(YSCALE_YUV_2_RGB1B_C, YSCALE_YUV_2_PACKED1B_C(void,0), YSCALE_YUV_2_GRAY16_1_C, YSCALE_YUV_2_MONO2_C)
- }
-}
-
-//FIXME yuy2* can read up to 7 samples too much
-
-static inline void yuy2ToY_c(uint8_t *dst, const uint8_t *src, int width,
- uint32_t *unused)
-{
- int i;
- for (i=0; i<width; i++)
- dst[i]= src[2*i];
-}
-
-static inline void yuy2ToUV_c(uint8_t *dstU, uint8_t *dstV, const uint8_t *src1,
- const uint8_t *src2, int width, uint32_t *unused)
-{
- int i;
- for (i=0; i<width; i++) {
- dstU[i]= src1[4*i + 1];
- dstV[i]= src1[4*i + 3];
- }
- assert(src1 == src2);
-}
-
-static inline void LEToUV_c(uint8_t *dstU, uint8_t *dstV, const uint8_t *src1,
- const uint8_t *src2, int width, uint32_t *unused)
-{
- int i;
- // FIXME I don't think this code is right for YUV444/422, since then h is not subsampled so
- // we need to skip each second pixel. Same for BEToUV.
- for (i=0; i<width; i++) {
- dstU[i]= src1[2*i + 1];
- dstV[i]= src2[2*i + 1];
- }
-}
-
-/* This is almost identical to the previous, end exists only because
- * yuy2ToY/UV)(dst, src+1, ...) would have 100% unaligned accesses. */
-static inline void uyvyToY_c(uint8_t *dst, const uint8_t *src, int width,
- uint32_t *unused)
-{
- int i;
- for (i=0; i<width; i++)
- dst[i]= src[2*i+1];
-}
-
-static inline void uyvyToUV_c(uint8_t *dstU, uint8_t *dstV, const uint8_t *src1,
- const uint8_t *src2, int width, uint32_t *unused)
-{
- int i;
- for (i=0; i<width; i++) {
- dstU[i]= src1[4*i + 0];
- dstV[i]= src1[4*i + 2];
- }
- assert(src1 == src2);
-}
-
-static inline void BEToUV_c(uint8_t *dstU, uint8_t *dstV, const uint8_t *src1,
- const uint8_t *src2, int width, uint32_t *unused)
-{
- int i;
- for (i=0; i<width; i++) {
- dstU[i]= src1[2*i];
- dstV[i]= src2[2*i];
- }
-}
-
-static inline void nvXXtoUV_c(uint8_t *dst1, uint8_t *dst2,
- const uint8_t *src, int width)
-{
- int i;
- for (i = 0; i < width; i++) {
- dst1[i] = src[2*i+0];
- dst2[i] = src[2*i+1];
- }
-}
-
-// FIXME Maybe dither instead.
-#ifndef YUV_NBPS
-#define YUV_NBPS(depth, endianness, rfunc) \
-static inline void endianness ## depth ## ToUV_c(uint8_t *dstU, uint8_t *dstV, \
- const uint16_t *srcU, const uint16_t *srcV, \
- int width, uint32_t *unused) \
-{ \
- int i; \
- for (i = 0; i < width; i++) { \
- dstU[i] = rfunc(&srcU[i])>>(depth-8); \
- dstV[i] = rfunc(&srcV[i])>>(depth-8); \
- } \
-} \
-\
-static inline void endianness ## depth ## ToY_c(uint8_t *dstY, const uint16_t *srcY, int width, uint32_t *unused) \
-{ \
- int i; \
- for (i = 0; i < width; i++) \
- dstY[i] = rfunc(&srcY[i])>>(depth-8); \
-} \
-
-YUV_NBPS( 9, LE, AV_RL16)
-YUV_NBPS( 9, BE, AV_RB16)
-YUV_NBPS(10, LE, AV_RL16)
-YUV_NBPS(10, BE, AV_RB16)
-#endif // YUV_NBPS
-
-static inline void nv12ToUV_c(uint8_t *dstU, uint8_t *dstV,
- const uint8_t *src1, const uint8_t *src2,
- int width, uint32_t *unused)
-{
- nvXXtoUV_c(dstU, dstV, src1, width);
-}
-
-static inline void nv21ToUV_c(uint8_t *dstU, uint8_t *dstV,
- const uint8_t *src1, const uint8_t *src2,
- int width, uint32_t *unused)
-{
- nvXXtoUV_c(dstV, dstU, src1, width);
-}
-
-// bilinear / bicubic scaling
-static inline void hScale_c(int16_t *dst, int dstW, const uint8_t *src,
- int srcW, int xInc,
- const int16_t *filter, const int16_t *filterPos,
- int filterSize)
-{
- int i;
- for (i=0; i<dstW; i++) {
- int j;
- int srcPos= filterPos[i];
- int val=0;
- for (j=0; j<filterSize; j++) {
- val += ((int)src[srcPos + j])*filter[filterSize*i + j];
- }
- //filter += hFilterSize;
- dst[i] = FFMIN(val>>7, (1<<15)-1); // the cubic equation does overflow ...
- //dst[i] = val>>7;
- }
-}
-
-
-#define DEBUG_SWSCALE_BUFFERS 0
-#define DEBUG_BUFFERS(...) if (DEBUG_SWSCALE_BUFFERS) av_log(c, AV_LOG_DEBUG, __VA_ARGS__)
-
-#if HAVE_MMX
-static void updateMMXDitherTables(SwsContext *c, int dstY, int lumBufIndex, int chrBufIndex,
- int lastInLumBuf, int lastInChrBuf);
-#endif
-
-static int swScale_c(SwsContext *c, const uint8_t* src[], int srcStride[],
- int srcSliceY, int srcSliceH, uint8_t* dst[], int dstStride[])
-{
- /* load a few things into local vars to make the code more readable? and faster */
- const int srcW= c->srcW;
- const int dstW= c->dstW;
- const int dstH= c->dstH;
- const int chrDstW= c->chrDstW;
- const int chrSrcW= c->chrSrcW;
- const int lumXInc= c->lumXInc;
- const int chrXInc= c->chrXInc;
- const enum PixelFormat dstFormat= c->dstFormat;
- const int flags= c->flags;
- int16_t *vLumFilterPos= c->vLumFilterPos;
- int16_t *vChrFilterPos= c->vChrFilterPos;
- int16_t *hLumFilterPos= c->hLumFilterPos;
- int16_t *hChrFilterPos= c->hChrFilterPos;
- int16_t *vLumFilter= c->vLumFilter;
- int16_t *vChrFilter= c->vChrFilter;
- int16_t *hLumFilter= c->hLumFilter;
- int16_t *hChrFilter= c->hChrFilter;
- int32_t *lumMmxFilter= c->lumMmxFilter;
- int32_t *chrMmxFilter= c->chrMmxFilter;
- int32_t av_unused *alpMmxFilter= c->alpMmxFilter;
- const int vLumFilterSize= c->vLumFilterSize;
- const int vChrFilterSize= c->vChrFilterSize;
- const int hLumFilterSize= c->hLumFilterSize;
- const int hChrFilterSize= c->hChrFilterSize;
- int16_t **lumPixBuf= c->lumPixBuf;
- int16_t **chrUPixBuf= c->chrUPixBuf;
- int16_t **chrVPixBuf= c->chrVPixBuf;
- int16_t **alpPixBuf= c->alpPixBuf;
- const int vLumBufSize= c->vLumBufSize;
- const int vChrBufSize= c->vChrBufSize;
- uint8_t *formatConvBuffer= c->formatConvBuffer;
- const int chrSrcSliceY= srcSliceY >> c->chrSrcVSubSample;
- const int chrSrcSliceH= -((-srcSliceH) >> c->chrSrcVSubSample);
- int lastDstY;
- uint32_t *pal=c->pal_yuv;
-
- /* vars which will change and which we need to store back in the context */
- int dstY= c->dstY;
- int lumBufIndex= c->lumBufIndex;
- int chrBufIndex= c->chrBufIndex;
- int lastInLumBuf= c->lastInLumBuf;
- int lastInChrBuf= c->lastInChrBuf;
-
- if (isPacked(c->srcFormat)) {
- src[0]=
- src[1]=
- src[2]=
- src[3]= src[0];
- srcStride[0]=
- srcStride[1]=
- srcStride[2]=
- srcStride[3]= srcStride[0];
- }
- srcStride[1]<<= c->vChrDrop;
- srcStride[2]<<= c->vChrDrop;
-
- DEBUG_BUFFERS("swScale() %p[%d] %p[%d] %p[%d] %p[%d] -> %p[%d] %p[%d] %p[%d] %p[%d]\n",
- src[0], srcStride[0], src[1], srcStride[1], src[2], srcStride[2], src[3], srcStride[3],
- dst[0], dstStride[0], dst[1], dstStride[1], dst[2], dstStride[2], dst[3], dstStride[3]);
- DEBUG_BUFFERS("srcSliceY: %d srcSliceH: %d dstY: %d dstH: %d\n",
- srcSliceY, srcSliceH, dstY, dstH);
- DEBUG_BUFFERS("vLumFilterSize: %d vLumBufSize: %d vChrFilterSize: %d vChrBufSize: %d\n",
- vLumFilterSize, vLumBufSize, vChrFilterSize, vChrBufSize);
-
- if (dstStride[0]%8 !=0 || dstStride[1]%8 !=0 || dstStride[2]%8 !=0 || dstStride[3]%8 != 0) {
- static int warnedAlready=0; //FIXME move this into the context perhaps
- if (flags & SWS_PRINT_INFO && !warnedAlready) {
- av_log(c, AV_LOG_WARNING, "Warning: dstStride is not aligned!\n"
- " ->cannot do aligned memory accesses anymore\n");
- warnedAlready=1;
- }
- }
-
- /* Note the user might start scaling the picture in the middle so this
- will not get executed. This is not really intended but works
- currently, so people might do it. */
- if (srcSliceY ==0) {
- lumBufIndex=-1;
- chrBufIndex=-1;
- dstY=0;
- lastInLumBuf= -1;
- lastInChrBuf= -1;
- }
-
- lastDstY= dstY;
-
- for (;dstY < dstH; dstY++) {
- unsigned char *dest =dst[0]+dstStride[0]*dstY;
- const int chrDstY= dstY>>c->chrDstVSubSample;
- unsigned char *uDest=dst[1]+dstStride[1]*chrDstY;
- unsigned char *vDest=dst[2]+dstStride[2]*chrDstY;
- unsigned char *aDest=(CONFIG_SWSCALE_ALPHA && alpPixBuf) ? dst[3]+dstStride[3]*dstY : NULL;
- const uint8_t *lumDither= isNBPS(c->srcFormat) || is16BPS(c->srcFormat) ? dithers[7][dstY &7] : flat64;
- const uint8_t *chrDither= isNBPS(c->srcFormat) || is16BPS(c->srcFormat) ? dithers[7][chrDstY&7] : flat64;
-
- const int firstLumSrcY= vLumFilterPos[dstY]; //First line needed as input
- const int firstLumSrcY2= vLumFilterPos[FFMIN(dstY | ((1<<c->chrDstVSubSample) - 1), dstH-1)];
- const int firstChrSrcY= vChrFilterPos[chrDstY]; //First line needed as input
- int lastLumSrcY= firstLumSrcY + vLumFilterSize -1; // Last line needed as input
- int lastLumSrcY2=firstLumSrcY2+ vLumFilterSize -1; // Last line needed as input
- int lastChrSrcY= firstChrSrcY + vChrFilterSize -1; // Last line needed as input
- int enough_lines;
-
- //handle holes (FAST_BILINEAR & weird filters)
- if (firstLumSrcY > lastInLumBuf) lastInLumBuf= firstLumSrcY-1;
- if (firstChrSrcY > lastInChrBuf) lastInChrBuf= firstChrSrcY-1;
- assert(firstLumSrcY >= lastInLumBuf - vLumBufSize + 1);
- assert(firstChrSrcY >= lastInChrBuf - vChrBufSize + 1);
-
- DEBUG_BUFFERS("dstY: %d\n", dstY);
- DEBUG_BUFFERS("\tfirstLumSrcY: %d lastLumSrcY: %d lastInLumBuf: %d\n",
- firstLumSrcY, lastLumSrcY, lastInLumBuf);
- DEBUG_BUFFERS("\tfirstChrSrcY: %d lastChrSrcY: %d lastInChrBuf: %d\n",
- firstChrSrcY, lastChrSrcY, lastInChrBuf);
-
- // Do we have enough lines in this slice to output the dstY line
- enough_lines = lastLumSrcY2 < srcSliceY + srcSliceH && lastChrSrcY < -((-srcSliceY - srcSliceH)>>c->chrSrcVSubSample);
-
- if (!enough_lines) {
- lastLumSrcY = srcSliceY + srcSliceH - 1;
- lastChrSrcY = chrSrcSliceY + chrSrcSliceH - 1;
- DEBUG_BUFFERS("buffering slice: lastLumSrcY %d lastChrSrcY %d\n",
- lastLumSrcY, lastChrSrcY);
- }
-
- //Do horizontal scaling
- while(lastInLumBuf < lastLumSrcY) {
- const uint8_t *src1= src[0]+(lastInLumBuf + 1 - srcSliceY)*srcStride[0];
- const uint8_t *src2= src[3]+(lastInLumBuf + 1 - srcSliceY)*srcStride[3];
- lumBufIndex++;
- assert(lumBufIndex < 2*vLumBufSize);
- assert(lastInLumBuf + 1 - srcSliceY < srcSliceH);
- assert(lastInLumBuf + 1 - srcSliceY >= 0);
- hyscale_c(c, lumPixBuf[ lumBufIndex ], dstW, src1, srcW, lumXInc,
- hLumFilter, hLumFilterPos, hLumFilterSize,
- formatConvBuffer,
- pal, 0);
- if (CONFIG_SWSCALE_ALPHA && alpPixBuf)
- hyscale_c(c, alpPixBuf[ lumBufIndex ], dstW, src2, srcW,
- lumXInc, hLumFilter, hLumFilterPos, hLumFilterSize,
- formatConvBuffer,
- pal, 1);
- lastInLumBuf++;
- DEBUG_BUFFERS("\t\tlumBufIndex %d: lastInLumBuf: %d\n",
- lumBufIndex, lastInLumBuf);
- }
- while(lastInChrBuf < lastChrSrcY) {
- const uint8_t *src1= src[1]+(lastInChrBuf + 1 - chrSrcSliceY)*srcStride[1];
- const uint8_t *src2= src[2]+(lastInChrBuf + 1 - chrSrcSliceY)*srcStride[2];
- chrBufIndex++;
- assert(chrBufIndex < 2*vChrBufSize);
- assert(lastInChrBuf + 1 - chrSrcSliceY < (chrSrcSliceH));
- assert(lastInChrBuf + 1 - chrSrcSliceY >= 0);
- //FIXME replace parameters through context struct (some at least)
-
- if (c->needs_hcscale)
- hcscale_c(c, chrUPixBuf[chrBufIndex], chrVPixBuf[chrBufIndex],
- chrDstW, src1, src2, chrSrcW, chrXInc,
- hChrFilter, hChrFilterPos, hChrFilterSize,
- formatConvBuffer, pal);
- lastInChrBuf++;
- DEBUG_BUFFERS("\t\tchrBufIndex %d: lastInChrBuf: %d\n",
- chrBufIndex, lastInChrBuf);
- }
- //wrap buf index around to stay inside the ring buffer
- if (lumBufIndex >= vLumBufSize) lumBufIndex-= vLumBufSize;
- if (chrBufIndex >= vChrBufSize) chrBufIndex-= vChrBufSize;
- if (!enough_lines)
- break; //we can't output a dstY line so let's try with the next slice
-
-#if HAVE_MMX
- updateMMXDitherTables(c, dstY, lumBufIndex, chrBufIndex, lastInLumBuf, lastInChrBuf);
-#endif
- if (dstY < dstH-2) {
- const int16_t **lumSrcPtr= (const int16_t **) lumPixBuf + lumBufIndex + firstLumSrcY - lastInLumBuf + vLumBufSize;
- const int16_t **chrUSrcPtr= (const int16_t **) chrUPixBuf + chrBufIndex + firstChrSrcY - lastInChrBuf + vChrBufSize;
- const int16_t **chrVSrcPtr= (const int16_t **) chrVPixBuf + chrBufIndex + firstChrSrcY - lastInChrBuf + vChrBufSize;
- const int16_t **alpSrcPtr= (CONFIG_SWSCALE_ALPHA && alpPixBuf) ? (const int16_t **) alpPixBuf + lumBufIndex + firstLumSrcY - lastInLumBuf + vLumBufSize : NULL;
- if (dstFormat == PIX_FMT_NV12 || dstFormat == PIX_FMT_NV21) {
- const int chrSkipMask= (1<<c->chrDstVSubSample)-1;
- if (dstY&chrSkipMask) uDest= NULL; //FIXME split functions in lumi / chromi
- c->yuv2nv12X(c,
- vLumFilter+dstY*vLumFilterSize , lumSrcPtr, vLumFilterSize,
- vChrFilter+chrDstY*vChrFilterSize, chrUSrcPtr, chrVSrcPtr, vChrFilterSize,
- dest, uDest, dstW, chrDstW, dstFormat, lumDither, chrDither);
- } else if (isPlanarYUV(dstFormat) || dstFormat==PIX_FMT_GRAY8) { //YV12 like
- const int chrSkipMask= (1<<c->chrDstVSubSample)-1;
- if ((dstY&chrSkipMask) || isGray(dstFormat)) uDest=vDest= NULL; //FIXME split functions in lumi / chromi
- if (is16BPS(dstFormat) || isNBPS(dstFormat)) {
- yuv2yuvX16inC(vLumFilter+dstY*vLumFilterSize , lumSrcPtr, vLumFilterSize,
- vChrFilter+chrDstY*vChrFilterSize, chrUSrcPtr,
- chrVSrcPtr, vChrFilterSize,
- alpSrcPtr, (uint16_t *) dest, (uint16_t *) uDest,
- (uint16_t *) vDest, (uint16_t *) aDest, dstW, chrDstW,
- dstFormat);
- } else if (vLumFilterSize == 1 && vChrFilterSize == 1) { // unscaled YV12
- const int16_t *lumBuf = lumSrcPtr[0];
- const int16_t *chrUBuf= chrUSrcPtr[0];
- const int16_t *chrVBuf= chrVSrcPtr[0];
- const int16_t *alpBuf= (CONFIG_SWSCALE_ALPHA && alpPixBuf) ? alpSrcPtr[0] : NULL;
- c->yuv2yuv1(c, lumBuf, chrUBuf, chrVBuf, alpBuf, dest,
- uDest, vDest, aDest, dstW, chrDstW, lumDither, chrDither);
- } else { //General YV12
- c->yuv2yuvX(c,
- vLumFilter+dstY*vLumFilterSize , lumSrcPtr, vLumFilterSize,
- vChrFilter+chrDstY*vChrFilterSize, chrUSrcPtr,
- chrVSrcPtr, vChrFilterSize,
- alpSrcPtr, dest, uDest, vDest, aDest, dstW, chrDstW, lumDither, chrDither);
- }
- } else {
- assert(lumSrcPtr + vLumFilterSize - 1 < lumPixBuf + vLumBufSize*2);
- assert(chrUSrcPtr + vChrFilterSize - 1 < chrUPixBuf + vChrBufSize*2);
- if (vLumFilterSize == 1 && vChrFilterSize == 2) { //unscaled RGB
- int chrAlpha= vChrFilter[2*dstY+1];
- if(flags & SWS_FULL_CHR_H_INT) {
- yuv2rgbXinC_full(c, //FIXME write a packed1_full function
- vLumFilter+dstY*vLumFilterSize, lumSrcPtr, vLumFilterSize,
- vChrFilter+dstY*vChrFilterSize, chrUSrcPtr,
- chrVSrcPtr, vChrFilterSize,
- alpSrcPtr, dest, dstW, dstY);
- } else {
- c->yuv2packed1(c, *lumSrcPtr, *chrUSrcPtr, *(chrUSrcPtr+1),
- *chrVSrcPtr, *(chrVSrcPtr+1),
- alpPixBuf ? *alpSrcPtr : NULL,
- dest, dstW, chrAlpha, dstFormat, flags, dstY);
- }
- } else if (vLumFilterSize == 2 && vChrFilterSize == 2) { //bilinear upscale RGB
- int lumAlpha= vLumFilter[2*dstY+1];
- int chrAlpha= vChrFilter[2*dstY+1];
- lumMmxFilter[2]=
- lumMmxFilter[3]= vLumFilter[2*dstY ]*0x10001;
- chrMmxFilter[2]=
- chrMmxFilter[3]= vChrFilter[2*chrDstY]*0x10001;
- if(flags & SWS_FULL_CHR_H_INT) {
- yuv2rgbXinC_full(c, //FIXME write a packed2_full function
- vLumFilter+dstY*vLumFilterSize, lumSrcPtr, vLumFilterSize,
- vChrFilter+dstY*vChrFilterSize, chrUSrcPtr, chrVSrcPtr, vChrFilterSize,
- alpSrcPtr, dest, dstW, dstY);
- } else {
- c->yuv2packed2(c, *lumSrcPtr, *(lumSrcPtr+1), *chrUSrcPtr, *(chrUSrcPtr+1),
- *chrVSrcPtr, *(chrVSrcPtr+1),
- alpPixBuf ? *alpSrcPtr : NULL, alpPixBuf ? *(alpSrcPtr+1) : NULL,
- dest, dstW, lumAlpha, chrAlpha, dstY);
- }
- } else { //general RGB
- if(flags & SWS_FULL_CHR_H_INT) {
- yuv2rgbXinC_full(c,
- vLumFilter+dstY*vLumFilterSize, lumSrcPtr, vLumFilterSize,
- vChrFilter+dstY*vChrFilterSize, chrUSrcPtr, chrVSrcPtr, vChrFilterSize,
- alpSrcPtr, dest, dstW, dstY);
- } else {
- c->yuv2packedX(c,
- vLumFilter+dstY*vLumFilterSize, lumSrcPtr, vLumFilterSize,
- vChrFilter+dstY*vChrFilterSize, chrUSrcPtr, chrVSrcPtr, vChrFilterSize,
- alpSrcPtr, dest, dstW, dstY);
- }
- }
- }
- } else { // hmm looks like we can't use MMX here without overwriting this array's tail
- const int16_t **lumSrcPtr= (const int16_t **)lumPixBuf + lumBufIndex + firstLumSrcY - lastInLumBuf + vLumBufSize;
- const int16_t **chrUSrcPtr= (const int16_t **)chrUPixBuf + chrBufIndex + firstChrSrcY - lastInChrBuf + vChrBufSize;
- const int16_t **chrVSrcPtr= (const int16_t **)chrVPixBuf + chrBufIndex + firstChrSrcY - lastInChrBuf + vChrBufSize;
- const int16_t **alpSrcPtr= (CONFIG_SWSCALE_ALPHA && alpPixBuf) ? (const int16_t **)alpPixBuf + lumBufIndex + firstLumSrcY - lastInLumBuf + vLumBufSize : NULL;
- if (dstFormat == PIX_FMT_NV12 || dstFormat == PIX_FMT_NV21) {
- const int chrSkipMask= (1<<c->chrDstVSubSample)-1;
- if (dstY&chrSkipMask) uDest= NULL; //FIXME split functions in lumi / chromi
- yuv2nv12XinC(
- vLumFilter+dstY*vLumFilterSize , lumSrcPtr, vLumFilterSize,
- vChrFilter+chrDstY*vChrFilterSize, chrUSrcPtr, chrVSrcPtr, vChrFilterSize,
- dest, uDest, dstW, chrDstW, dstFormat, lumDither, chrDither);
- } else if (isPlanarYUV(dstFormat) || dstFormat==PIX_FMT_GRAY8) { //YV12
- const int chrSkipMask= (1<<c->chrDstVSubSample)-1;
- if ((dstY&chrSkipMask) || isGray(dstFormat)) uDest=vDest= NULL; //FIXME split functions in lumi / chromi
- if (is16BPS(dstFormat) || isNBPS(dstFormat)) {
- yuv2yuvX16inC(
- vLumFilter+dstY*vLumFilterSize , lumSrcPtr, vLumFilterSize,
- vChrFilter+chrDstY*vChrFilterSize, chrUSrcPtr, chrVSrcPtr, vChrFilterSize,
- alpSrcPtr, (uint16_t *) dest, (uint16_t *) uDest, (uint16_t *) vDest, (uint16_t *) aDest, dstW, chrDstW,
- dstFormat);
- } else {
- yuv2yuvXinC(
- vLumFilter+dstY*vLumFilterSize , lumSrcPtr, vLumFilterSize,
- vChrFilter+chrDstY*vChrFilterSize, chrUSrcPtr, chrVSrcPtr, vChrFilterSize,
- alpSrcPtr, dest, uDest, vDest, aDest, dstW, chrDstW, lumDither, chrDither);
- }
- } else {
- assert(lumSrcPtr + vLumFilterSize - 1 < lumPixBuf + vLumBufSize*2);
- assert(chrUSrcPtr + vChrFilterSize - 1 < chrUPixBuf + vChrBufSize*2);
- if(flags & SWS_FULL_CHR_H_INT) {
- yuv2rgbXinC_full(c,
- vLumFilter+dstY*vLumFilterSize, lumSrcPtr, vLumFilterSize,
- vChrFilter+dstY*vChrFilterSize, chrUSrcPtr, chrVSrcPtr, vChrFilterSize,
- alpSrcPtr, dest, dstW, dstY);
- } else {
- yuv2packedXinC(c,
- vLumFilter+dstY*vLumFilterSize, lumSrcPtr, vLumFilterSize,
- vChrFilter+dstY*vChrFilterSize, chrUSrcPtr, chrVSrcPtr, vChrFilterSize,
- alpSrcPtr, dest, dstW, dstY);
- }
- }
- }
- }
-
- if ((dstFormat == PIX_FMT_YUVA420P) && !alpPixBuf)
- fillPlane(dst[3], dstStride[3], dstW, dstY-lastDstY, lastDstY, 255);
-
-#if HAVE_MMX2
- if (av_get_cpu_flags() & AV_CPU_FLAG_MMX2)
- __asm__ volatile("sfence":::"memory");
-#endif
- emms_c();
-
- /* store changed local vars back in the context */
- c->dstY= dstY;
- c->lumBufIndex= lumBufIndex;
- c->chrBufIndex= chrBufIndex;
- c->lastInLumBuf= lastInLumBuf;
- c->lastInChrBuf= lastInChrBuf;
-
- return dstY - lastDstY;
-}
-
-static void sws_init_swScale_c(SwsContext *c)
-{
- enum PixelFormat srcFormat = c->srcFormat;
-
- c->yuv2nv12X = yuv2nv12X_c;
- c->yuv2yuv1 = yuv2yuv1_c;
- c->yuv2yuvX = yuv2yuvX_c;
- c->yuv2packed1 = yuv2packed1_c;
- c->yuv2packed2 = yuv2packed2_c;
- c->yuv2packedX = yuv2packedX_c;
-
- c->hScale = hScale_c;
-
- if (c->flags & SWS_FAST_BILINEAR)
- {
- c->hyscale_fast = hyscale_fast_c;
- c->hcscale_fast = hcscale_fast_c;
- }
-
- c->chrToYV12 = NULL;
- switch(srcFormat) {
- case PIX_FMT_YUYV422 : c->chrToYV12 = yuy2ToUV_c; break;
- case PIX_FMT_UYVY422 : c->chrToYV12 = uyvyToUV_c; break;
- case PIX_FMT_NV12 : c->chrToYV12 = nv12ToUV_c; break;
- case PIX_FMT_NV21 : c->chrToYV12 = nv21ToUV_c; break;
- case PIX_FMT_RGB8 :
- case PIX_FMT_BGR8 :
- case PIX_FMT_PAL8 :
- case PIX_FMT_BGR4_BYTE:
- case PIX_FMT_RGB4_BYTE: c->chrToYV12 = palToUV; break;
- case PIX_FMT_GRAY16BE :
- case PIX_FMT_YUV420P9BE:
- case PIX_FMT_YUV422P10BE:
- case PIX_FMT_YUV420P10BE:
- case PIX_FMT_YUV420P16BE:
- case PIX_FMT_YUV422P16BE:
- case PIX_FMT_YUV444P16BE: c->hScale16= HAVE_BIGENDIAN ? hScale16_c : hScale16X_c; break;
- case PIX_FMT_GRAY16LE :
- case PIX_FMT_YUV420P9LE:
- case PIX_FMT_YUV422P10LE:
- case PIX_FMT_YUV420P10LE:
- case PIX_FMT_YUV420P16LE:
- case PIX_FMT_YUV422P16LE:
- case PIX_FMT_YUV444P16LE: c->hScale16= HAVE_BIGENDIAN ? hScale16X_c : hScale16_c; break;
- }
- if (c->chrSrcHSubSample) {
- switch(srcFormat) {
- case PIX_FMT_RGB48BE: c->chrToYV12 = rgb48BEToUV_half; break;
- case PIX_FMT_RGB48LE: c->chrToYV12 = rgb48LEToUV_half; break;
- case PIX_FMT_BGR48BE: c->chrToYV12 = bgr48BEToUV_half; break;
- case PIX_FMT_BGR48LE: c->chrToYV12 = bgr48LEToUV_half; break;
- case PIX_FMT_RGB32 : c->chrToYV12 = bgr32ToUV_half; break;
- case PIX_FMT_RGB32_1: c->chrToYV12 = bgr321ToUV_half; break;
- case PIX_FMT_BGR24 : c->chrToYV12 = bgr24ToUV_half_c; break;
- case PIX_FMT_BGR565 : c->chrToYV12 = bgr16ToUV_half; break;
- case PIX_FMT_BGR555 : c->chrToYV12 = bgr15ToUV_half; break;
- case PIX_FMT_BGR32 : c->chrToYV12 = rgb32ToUV_half; break;
- case PIX_FMT_BGR32_1: c->chrToYV12 = rgb321ToUV_half; break;
- case PIX_FMT_RGB24 : c->chrToYV12 = rgb24ToUV_half_c; break;
- case PIX_FMT_RGB565 : c->chrToYV12 = rgb16ToUV_half; break;
- case PIX_FMT_RGB555 : c->chrToYV12 = rgb15ToUV_half; break;
- }
- } else {
- switch(srcFormat) {
- case PIX_FMT_RGB48BE: c->chrToYV12 = rgb48BEToUV; break;
- case PIX_FMT_RGB48LE: c->chrToYV12 = rgb48LEToUV; break;
- case PIX_FMT_BGR48BE: c->chrToYV12 = bgr48BEToUV; break;
- case PIX_FMT_BGR48LE: c->chrToYV12 = bgr48LEToUV; break;
- case PIX_FMT_RGB32 : c->chrToYV12 = bgr32ToUV; break;
- case PIX_FMT_RGB32_1: c->chrToYV12 = bgr321ToUV; break;
- case PIX_FMT_BGR24 : c->chrToYV12 = bgr24ToUV_c; break;
- case PIX_FMT_BGR565 : c->chrToYV12 = bgr16ToUV; break;
- case PIX_FMT_BGR555 : c->chrToYV12 = bgr15ToUV; break;
- case PIX_FMT_BGR32 : c->chrToYV12 = rgb32ToUV; break;
- case PIX_FMT_BGR32_1: c->chrToYV12 = rgb321ToUV; break;
- case PIX_FMT_RGB24 : c->chrToYV12 = rgb24ToUV_c; break;
- case PIX_FMT_RGB565 : c->chrToYV12 = rgb16ToUV; break;
- case PIX_FMT_RGB555 : c->chrToYV12 = rgb15ToUV; break;
- }
- }
-
- c->lumToYV12 = NULL;
- c->alpToYV12 = NULL;
- switch (srcFormat) {
- case PIX_FMT_YUYV422 :
- case PIX_FMT_GRAY8A :
- c->lumToYV12 = yuy2ToY_c; break;
- case PIX_FMT_UYVY422 :
- c->lumToYV12 = uyvyToY_c; break;
- case PIX_FMT_BGR24 : c->lumToYV12 = bgr24ToY_c; break;
- case PIX_FMT_BGR565 : c->lumToYV12 = bgr16ToY; break;
- case PIX_FMT_BGR555 : c->lumToYV12 = bgr15ToY; break;
- case PIX_FMT_RGB24 : c->lumToYV12 = rgb24ToY_c; break;
- case PIX_FMT_RGB565 : c->lumToYV12 = rgb16ToY; break;
- case PIX_FMT_RGB555 : c->lumToYV12 = rgb15ToY; break;
- case PIX_FMT_RGB8 :
- case PIX_FMT_BGR8 :
- case PIX_FMT_PAL8 :
- case PIX_FMT_BGR4_BYTE:
- case PIX_FMT_RGB4_BYTE: c->lumToYV12 = palToY; break;
- case PIX_FMT_MONOBLACK: c->lumToYV12 = monoblack2Y; break;
- case PIX_FMT_MONOWHITE: c->lumToYV12 = monowhite2Y; break;
- case PIX_FMT_RGB32 : c->lumToYV12 = bgr32ToY; break;
- case PIX_FMT_RGB32_1: c->lumToYV12 = bgr321ToY; break;
- case PIX_FMT_BGR32 : c->lumToYV12 = rgb32ToY; break;
- case PIX_FMT_BGR32_1: c->lumToYV12 = rgb321ToY; break;
- case PIX_FMT_RGB48BE: c->lumToYV12 = rgb48BEToY; break;
- case PIX_FMT_RGB48LE: c->lumToYV12 = rgb48LEToY; break;
- case PIX_FMT_BGR48BE: c->lumToYV12 = bgr48BEToY; break;
- case PIX_FMT_BGR48LE: c->lumToYV12 = bgr48LEToY; break;
- }
- if (c->alpPixBuf) {
- switch (srcFormat) {
- case PIX_FMT_RGB32 :
- case PIX_FMT_RGB32_1:
- case PIX_FMT_BGR32 :
- case PIX_FMT_BGR32_1: c->alpToYV12 = abgrToA; break;
- case PIX_FMT_GRAY8A : c->alpToYV12 = yuy2ToY_c; break;
- case PIX_FMT_PAL8 : c->alpToYV12 = palToA; break;
- }
- }
-
- if(isAnyRGB(c->srcFormat) || c->srcFormat == PIX_FMT_PAL8)
- c->hScale16= hScale16_c;
-
- switch (srcFormat) {
- case PIX_FMT_GRAY8A :
- c->alpSrcOffset = 1;
- break;
- case PIX_FMT_RGB32 :
- case PIX_FMT_BGR32 :
- c->alpSrcOffset = 3;
- break;
- }
-
- if (c->srcRange != c->dstRange && !isAnyRGB(c->dstFormat)) {
- if (c->srcRange) {
- c->lumConvertRange = lumRangeFromJpeg_c;
- c->chrConvertRange = chrRangeFromJpeg_c;
- } else {
- c->lumConvertRange = lumRangeToJpeg_c;
- c->chrConvertRange = chrRangeToJpeg_c;
- }
- }
-
- if (!(isGray(srcFormat) || isGray(c->dstFormat) ||
- srcFormat == PIX_FMT_MONOBLACK || srcFormat == PIX_FMT_MONOWHITE))
- c->needs_hcscale = 1;
-}
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