1
mirror of https://github.com/mpv-player/mpv synced 2024-11-18 21:16:10 +01:00

cleanup & grayscale support

git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@6504 b3059339-0415-0410-9bf9-f77b7e298cf2
This commit is contained in:
michael 2002-06-22 20:37:30 +00:00
parent 413bd92bb5
commit cb7f0c8feb
2 changed files with 110 additions and 129 deletions

View File

@ -18,7 +18,7 @@
/*
supported Input formats: YV12, I420, IYUV, YUY2, BGR32, BGR24, BGR16, BGR15, RGB32, RGB24, Y8, Y800
supported output formats: YV12, I420, IYUV, BGR15, BGR16, BGR24, BGR32 (grayscale soon too)
supported output formats: YV12, I420, IYUV, BGR15, BGR16, BGR24, BGR32, Y8, Y800
BGR15/16 support dithering
unscaled special converters
@ -100,26 +100,21 @@ untested special converters
#endif
//FIXME replace this with something faster
#define isBGR(x) ((x)==IMGFMT_BGR32|| (x)==IMGFMT_BGR24|| (x)==IMGFMT_BGR16|| (x)==IMGFMT_BGR15)
#define isRGB(x) ((x)==IMGFMT_RGB32|| (x)==IMGFMT_RGB24|| (x)==IMGFMT_RGB16|| (x)==IMGFMT_RGB15)
#define isPlanarYUV(x) ((x)==IMGFMT_YV12 || (x)==IMGFMT_I420 || (x)==IMGFMT_IYUV|| (x)==IMGFMT_YVU9 || (x)==IMGFMT_IF09)
#define isYUV(x) (!(isBGR(x) || isRGB(x)))
#define isHalfChrV(x) ((x)==IMGFMT_YV12 || (x)==IMGFMT_I420 || (x)==IMGFMT_IYUV)
#define isPlanarYUV(x) ((x)==IMGFMT_YV12 || (x)==IMGFMT_I420 || (x)==IMGFMT_YVU9)
#define isYUV(x) ((x)==IMGFMT_YUY2 || isPlanarYUV(x))
#define isHalfChrV(x) ((x)==IMGFMT_YV12 || (x)==IMGFMT_I420)
#define isHalfChrH(x) ((x)==IMGFMT_YUY2 || (x)==IMGFMT_YV12 || (x)==IMGFMT_I420)
#define isPacked(x) (isYUV(x) && !isPlanarYUV(x))
#define isGray(x) ((x)==IMGFMT_Y800) /* Behaviour the same as PACKED but it's PLANAR */
#define isGray(x) ((x)==IMGFMT_Y800)
#define isSupportedIn(x) ((x)==IMGFMT_YV12 || (x)==IMGFMT_I420 || (x)==IMGFMT_YUY2 \
|| (x)==IMGFMT_BGR32|| (x)==IMGFMT_BGR24|| (x)==IMGFMT_BGR16|| (x)==IMGFMT_BGR15\
|| (x)==IMGFMT_RGB32|| (x)==IMGFMT_RGB24\
|| (x)==IMGFMT_Y800)
#define isSupportedOut(x) ((x)==IMGFMT_YV12 || (x)==IMGFMT_I420 \
|| (x)==IMGFMT_BGR32|| (x)==IMGFMT_BGR24|| (x)==IMGFMT_BGR16|| (x)==IMGFMT_BGR15)
#define isSupportedUnscaledIn(x) ((x)==IMGFMT_YV12 || (x)==IMGFMT_I420 || (x)==IMGFMT_YUY2 || (x)==IMGFMT_NV12 \
|| (x)==IMGFMT_BGR32|| (x)==IMGFMT_BGR24|| (x)==IMGFMT_BGR16|| (x)==IMGFMT_BGR15\
|| (x)==IMGFMT_RGB32|| (x)==IMGFMT_RGB24\
|| (x)==IMGFMT_Y800)
#define isSupportedUnscaledOut(x) ((x)==IMGFMT_YV12 || (x)==IMGFMT_I420 || (x) == IMGFMT_YUY2 \
|| (x)==IMGFMT_BGR32|| (x)==IMGFMT_BGR24|| (x)==IMGFMT_BGR16|| (x)==IMGFMT_BGR15)
#define isRGB(x) (((x)&IMGFMT_RGB_MASK)==IMGFMT_RGB)
#define isBGR(x) (((x)&IMGFMT_BGR_MASK)==IMGFMT_BGR)
#define isPacked(x) ((x)==IMGFMT_YUY2 || isRGB(x) || isBGR(x))
#define RGB2YUV_SHIFT 16
#define BY ((int)( 0.098*(1<<RGB2YUV_SHIFT)+0.5))
@ -1300,7 +1295,7 @@ static void planarYuvToBgr(SwsContext *c, uint8_t* src[], int srcStride[], int s
yuv2rgb( dst,src[0],src[2],src[1],c->srcW,srcSliceH,dstStride[0],srcStride[0],srcStride[1] );
}
static void Planar2PackedWrapper(SwsContext *c, uint8_t* src[], int srcStride[], int srcSliceY,
static void PlanarToYuy2Wrapper(SwsContext *c, uint8_t* src[], int srcStride[], int srcSliceY,
int srcSliceH, uint8_t* dstParam[], int dstStride[]){
uint8_t *dst=dstParam[0] + dstStride[0]*srcSliceY;
@ -1542,54 +1537,49 @@ static void bgr24toyv12Wrapper(SwsContext *c, uint8_t* src[], int srcStride[], i
dstStride[0], dstStride[1], srcStride[0]);
}
/**
* bring pointers in YUV order instead of YVU
*/
static inline void orderYUV(SwsContext *c, uint8_t * sortedP[], int sortedStride[], uint8_t * p[], int stride[]){
if(c->srcFormat == IMGFMT_YV12){
sortedP[0]= p[0];
sortedP[1]= p[1];
sortedP[2]= p[2];
sortedStride[0]= sortedStride[0];
sortedStride[1]= sortedStride[1];
sortedStride[2]= sortedStride[2];
}
else if(isPacked(c->srcFormat) || isGray(c->srcFormat))
{
sortedP[0]= p[0];
sortedP[1]=
sortedP[2]= NULL;
sortedStride[0]= sortedStride[0];
sortedStride[1]=
sortedStride[2]= 0;
}
else /* I420 */
{
sortedP[0]= p[0];
sortedP[1]= p[2];
sortedP[2]= p[1];
sortedStride[0]= sortedStride[0];
sortedStride[1]= sortedStride[2];
sortedStride[2]= sortedStride[1];
}
}
/* unscaled copy like stuff (assumes nearly identical formats) */
static void simpleCopy(SwsContext *c, uint8_t* srcParam[], int srcStrideParam[], int srcSliceY,
int srcSliceH, uint8_t* dstParam[], int dstStride[]){
int srcSliceH, uint8_t* dstParam[], int dstStrideParam[]){
int srcStride[3];
int dstStride[3];
uint8_t *src[3];
uint8_t *dst[3];
if(isPlanarYUV(c->srcFormat))
{
if(c->srcFormat == IMGFMT_I420 || c->srcFormat == IMGFMT_IYUV){
src[0]= srcParam[0];
src[1]= srcParam[2];
src[2]= srcParam[1];
srcStride[0]= srcStrideParam[0];
srcStride[1]= srcStrideParam[2];
srcStride[2]= srcStrideParam[1];
}
else
{
src[0]= srcParam[0];
src[1]= srcParam[1];
src[2]= srcParam[2];
srcStride[0]= srcStrideParam[0];
srcStride[1]= srcStrideParam[1];
srcStride[2]= srcStrideParam[2];
}
}
else if(isPacked(c->srcFormat) || isGray(c->srcFormat)){
src[0]= srcParam[0];
src[1]=
src[2]= NULL;
srcStride[0]= srcStrideParam[0];
srcStride[1]=
srcStride[2]= 0;
}
if(c->dstFormat == IMGFMT_I420 || c->dstFormat == IMGFMT_IYUV){
dst[0]= dstParam[0];
dst[1]= dstParam[2];
dst[2]= dstParam[1];
}else{
dst[0]= dstParam[0];
dst[1]= dstParam[1];
dst[2]= dstParam[2];
}
orderYUV(c, src, srcStride, srcParam, srcStrideParam);
orderYUV(c, dst, dstStride, dstParam, dstStrideParam);
if(isPacked(c->srcFormat))
{
@ -1616,45 +1606,41 @@ static void simpleCopy(SwsContext *c, uint8_t* srcParam[], int srcStrideParam[],
}
}
else
{ /* Planar YUV */
{ /* Planar YUV or gray */
int plane;
for(plane=0; plane<3; plane++)
{
int length;
int y;
int height;
if(c->srcFormat == IMGFMT_YVU9 || c->srcFormat == IMGFMT_IF09)
{
length= plane==0 ? c->srcW : ((c->srcW+1)>>2);
y= plane==0 ? srcSliceY: ((srcSliceY+1)>>2);
height= plane==0 ? srcSliceH: ((srcSliceH+1)>>2);
}
else
{
length= plane==0 ? c->srcW : ((c->srcW+1)>>1);
y= plane==0 ? srcSliceY: ((srcSliceY+1)>>1);
height= plane==0 ? srcSliceH: ((srcSliceH+1)>>1);
}
int length= plane==0 ? c->srcW : ((c->srcW+1)>>1);
int y= plane==0 ? srcSliceY: ((srcSliceY+1)>>1);
int height= plane==0 ? srcSliceH: ((srcSliceH+1)>>1);
if(dstStride[plane]==srcStride[plane])
memcpy(dst[plane] + dstStride[plane]*y, src[plane], height*dstStride[plane]);
if((isGray(c->srcFormat) || isGray(c->dstFormat)) && plane>0)
{
if(!isGray(c->dstFormat))
memset(dst[plane], 0, dstStride[plane]*height);
}
else
{
int i;
uint8_t *srcPtr= src[plane];
uint8_t *dstPtr= dst[plane] + dstStride[plane]*y;
for(i=0; i<height; i++)
if(dstStride[plane]==srcStride[plane])
memcpy(dst[plane] + dstStride[plane]*y, src[plane], height*dstStride[plane]);
else
{
memcpy(dstPtr, srcPtr, length);
srcPtr+= srcStride[plane];
dstPtr+= dstStride[plane];
int i;
uint8_t *srcPtr= src[plane];
uint8_t *dstPtr= dst[plane] + dstStride[plane]*y;
for(i=0; i<height; i++)
{
memcpy(dstPtr, srcPtr, length);
srcPtr+= srcStride[plane];
dstPtr+= dstStride[plane];
}
}
}
}
}
}
static uint32_t remove_dup_fourcc(uint32_t fourcc)
static int remove_dup_fourcc(int fourcc)
{
switch(fourcc)
{
@ -1670,51 +1656,31 @@ SwsContext *getSwsContext(int srcW, int srcH, int srcFormat, int dstW, int dstH,
SwsContext *c;
int i;
int usesFilter;
int simple_copy, unscaled_copy;
int unscaled;
SwsFilter dummyFilter= {NULL, NULL, NULL, NULL};
#ifdef ARCH_X86
if(gCpuCaps.hasMMX)
asm volatile("emms\n\t"::: "memory");
#endif
if(swScale==NULL) globalInit();
/* avoid dupplicate Formats, so we dont need to check to much */
srcFormat = remove_dup_fourcc(srcFormat);
dstFormat = remove_dup_fourcc(dstFormat);
/* don't refuse this beauty */
unscaled_copy = (srcW == dstW && srcH == dstH);
simple_copy = (srcW == dstW && srcH == dstH && srcFormat == dstFormat);
if(!simple_copy)
unscaled = (srcW == dstW && srcH == dstH);
if(!isSupportedIn(srcFormat))
{
if(unscaled_copy)
{
if(!isSupportedUnscaledIn(srcFormat))
{
MSG_ERR("swScaler: %s is not supported as input format\n", vo_format_name(srcFormat));
return NULL;
}
if(!isSupportedUnscaledOut(dstFormat))
{
MSG_ERR("swScaler: %s is not supported as output format\n", vo_format_name(dstFormat));
return NULL;
}
}
else
{
if(!isSupportedIn(srcFormat))
{
MSG_ERR("swScaler: %s is not supported as input format\n", vo_format_name(srcFormat));
return NULL;
}
if(!isSupportedOut(dstFormat))
{
MSG_ERR("swScaler: %s is not supported as output format\n", vo_format_name(dstFormat));
return NULL;
}
}
MSG_ERR("swScaler: %s is not supported as input format\n", vo_format_name(srcFormat));
return NULL;
}
if(!isSupportedOut(dstFormat))
{
MSG_ERR("swScaler: %s is not supported as output format\n", vo_format_name(dstFormat));
return NULL;
}
/* sanity check */
if(srcW<4 || srcH<1 || dstW<8 || dstH<1) //FIXME check if these are enough and try to lowwer them after fixing the relevant parts of the code
{
@ -1750,7 +1716,7 @@ SwsContext *getSwsContext(int srcW, int srcH, int srcFormat, int dstW, int dstH,
if(srcFilter->chrH!=NULL && srcFilter->chrH->length>1) usesFilter=1;
/* unscaled special Cases */
if(srcW==dstW && srcH==dstH && !usesFilter)
if(unscaled && !usesFilter)
{
/* yv12_to_nv12 */
if((srcFormat == IMGFMT_YV12||srcFormat==IMGFMT_I420)&&dstFormat == IMGFMT_NV12)
@ -1765,7 +1731,7 @@ SwsContext *getSwsContext(int srcW, int srcH, int srcFormat, int dstW, int dstH,
/* yv12_to_yuy2 */
if((srcFormat == IMGFMT_YV12||srcFormat==IMGFMT_I420)&&dstFormat == IMGFMT_YUY2)
{
c->swScale= Planar2PackedWrapper;
c->swScale= PlanarToYuy2Wrapper;
if(flags&SWS_PRINT_INFO)
MSG_INFO("SwScaler: using unscaled %s -> %s special converter\n",
@ -1793,7 +1759,8 @@ SwsContext *getSwsContext(int srcW, int srcH, int srcFormat, int dstW, int dstH,
}
/* simple copy */
if(srcFormat == dstFormat || (isPlanarYUV(srcFormat) && isPlanarYUV(dstFormat)))
if(srcFormat == dstFormat
|| ((isPlanarYUV(srcFormat)||isGray(srcFormat)) && (isPlanarYUV(dstFormat)||isGray(dstFormat))))
{
c->swScale= simpleCopy;
@ -1802,7 +1769,7 @@ SwsContext *getSwsContext(int srcW, int srcH, int srcFormat, int dstW, int dstH,
vo_format_name(srcFormat), vo_format_name(dstFormat));
return c;
}
/* bgr32to24 & rgb32to24*/
if((srcFormat==IMGFMT_BGR32 && dstFormat==IMGFMT_BGR24)
||(srcFormat==IMGFMT_RGB32 && dstFormat==IMGFMT_RGB24))
@ -2424,7 +2391,6 @@ void freeVec(SwsVector *a){
void freeSwsContext(SwsContext *c){
int i;
if(!c) return;
if(c->lumPixBuf)

View File

@ -717,14 +717,17 @@ static inline void RENAME(yuv2yuv1)(int16_t *lumSrc, int16_t *chrSrc,
: "%eax"
);
#else
//FIXME Optimize (just quickly writen not opti..)
//FIXME replace MINMAX with LUTs
int i;
for(i=0; i<dstW; i++)
{
int val= lumSrc[i]>>7;
if(val&256){
if(val<0) val=0;
else val=255;
}
dest[i]= MIN(MAX(val>>19, 0), 255);
dest[i]= val;
}
if(uDest != NULL)
@ -733,8 +736,15 @@ static inline void RENAME(yuv2yuv1)(int16_t *lumSrc, int16_t *chrSrc,
int u=chrSrc[i]>>7;
int v=chrSrc[i + 2048]>>7;
uDest[i]= MIN(MAX(u>>19, 0), 255);
vDest[i]= MIN(MAX(v>>19, 0), 255);
if((u|v)&256){
if(u<0) u=0;
else if (u>255) u=255;
if(v<0) v=0;
else if (v>255) v=255;
}
uDest[i]= u;
vDest[i]= v;
}
#endif
}
@ -2575,6 +2585,7 @@ static void RENAME(swScale)(SwsContext *c, uint8_t* srcParam[], int srcStridePar
const int lumXInc= c->lumXInc;
const int chrXInc= c->chrXInc;
const int dstFormat= c->dstFormat;
const int srcFormat= c->srcFormat;
const int flags= c->flags;
const int canMMX2BeUsed= c->canMMX2BeUsed;
int16_t *vLumFilterPos= c->vLumFilterPos;
@ -2609,7 +2620,7 @@ static void RENAME(swScale)(SwsContext *c, uint8_t* srcParam[], int srcStridePar
int dstStride[3];
uint8_t *src[3];
uint8_t *dst[3];
if(c->srcFormat == IMGFMT_I420){
src[0]= srcParam[0];
src[1]= srcParam[2];
@ -2626,7 +2637,7 @@ static void RENAME(swScale)(SwsContext *c, uint8_t* srcParam[], int srcStridePar
srcStride[1]= srcStrideParam[1];
srcStride[2]= srcStrideParam[2];
}
else if(isPacked(c->srcFormat) || isBGR(c->srcFormat) || isRGB(c->srcFormat)){
else if(isPacked(c->srcFormat)){
src[0]=
src[1]=
src[2]= srcParam[0];
@ -2729,7 +2740,9 @@ static void RENAME(swScale)(SwsContext *c, uint8_t* srcParam[], int srcStridePar
ASSERT(lastInChrBuf + 1 - (srcSliceY>>1) < ((srcSliceH+1)>>1))
ASSERT(lastInChrBuf + 1 - (srcSliceY>>1) >= 0)
//FIXME replace parameters through context struct (some at least)
RENAME(hcscale)(chrPixBuf[ chrBufIndex ], chrDstW, src1, src2, (srcW+1)>>1, chrXInc,
if(!(isGray(srcFormat) || isGray(dstFormat)))
RENAME(hcscale)(chrPixBuf[ chrBufIndex ], chrDstW, src1, src2, (srcW+1)>>1, chrXInc,
flags, canMMX2BeUsed, hChrFilter, hChrFilterPos, hChrFilterSize,
funnyUVCode, c->srcFormat, formatConvBuffer,
c->chrMmx2Filter, c->chrMmx2FilterPos);
@ -2768,7 +2781,9 @@ static void RENAME(swScale)(SwsContext *c, uint8_t* srcParam[], int srcStridePar
ASSERT(chrBufIndex < 2*vChrBufSize)
ASSERT(lastInChrBuf + 1 - (srcSliceY>>1) < ((srcSliceH+1)>>1))
ASSERT(lastInChrBuf + 1 - (srcSliceY>>1) >= 0)
RENAME(hcscale)(chrPixBuf[ chrBufIndex ], chrDstW, src1, src2, (srcW+1)>>1, chrXInc,
if(!(isGray(srcFormat) || isGray(dstFormat)))
RENAME(hcscale)(chrPixBuf[ chrBufIndex ], chrDstW, src1, src2, (srcW+1)>>1, chrXInc,
flags, canMMX2BeUsed, hChrFilter, hChrFilterPos, hChrFilterSize,
funnyUVCode, c->srcFormat, formatConvBuffer,
c->chrMmx2Filter, c->chrMmx2FilterPos);
@ -2788,9 +2803,9 @@ static void RENAME(swScale)(SwsContext *c, uint8_t* srcParam[], int srcStridePar
#endif
if(dstY < dstH-2)
{
if(isPlanarYUV(dstFormat)) //YV12 like
if(isPlanarYUV(dstFormat) || isGray(dstFormat)) //YV12 like
{
if(dstY&1) uDest=vDest= NULL; //FIXME split functions in lumi / chromi
if((dstY&1) || isGray(dstFormat)) uDest=vDest= NULL; //FIXME split functions in lumi / chromi
if(vLumFilterSize == 1 && vChrFilterSize == 1) // Unscaled YV12
{
int16_t *lumBuf = lumPixBuf[0];