int i;
uint8_t* src2[4]= {src[0], src[1], src[2]};
uint32_t pal[256];
+ int use_pal= c->srcFormat == PIX_FMT_PAL8
+ || c->srcFormat == PIX_FMT_BGR4_BYTE
+ || c->srcFormat == PIX_FMT_RGB4_BYTE
+ || c->srcFormat == PIX_FMT_BGR8
+ || c->srcFormat == PIX_FMT_RGB8;
+
if (c->sliceDir == 0 && srcSliceY != 0 && srcSliceY + srcSliceH != c->srcH) {
av_log(c, AV_LOG_ERROR, "Slices start in the middle!\n");
return 0;
if (srcSliceY == 0) c->sliceDir = 1; else c->sliceDir = -1;
}
- if (c->srcFormat == PIX_FMT_PAL8){
+ if (use_pal){
for (i=0; i<256; i++){
- int p= ((uint32_t*)(src[1]))[i];
- int r= (p>>16)&0xFF;
- int g= (p>> 8)&0xFF;
- int b= p &0xFF;
- int y= av_clip_uint8(((RY*r + GY*g + BY*b)>>RGB2YUV_SHIFT) + 16 );
- int u= av_clip_uint8(((RU*r + GU*g + BU*b)>>RGB2YUV_SHIFT) + 128);
- int v= av_clip_uint8(((RV*r + GV*g + BV*b)>>RGB2YUV_SHIFT) + 128);
+ int p, r, g, b,y,u,v;
+ if(c->srcFormat == PIX_FMT_PAL8){
+ p=((uint32_t*)(src[1]))[i];
+ r= (p>>16)&0xFF;
+ g= (p>> 8)&0xFF;
+ b= p &0xFF;
+ }else if(c->srcFormat == PIX_FMT_RGB8){
+ r= (i>>5 )*36;
+ g= ((i>>2)&7)*36;
+ b= (i&3 )*85;
+ }else if(c->srcFormat == PIX_FMT_BGR8){
+ b= (i>>6 )*85;
+ g= ((i>>3)&7)*36;
+ r= (i&7 )*36;
+ }else if(c->srcFormat == PIX_FMT_RGB4_BYTE){
+ r= (i>>3 )*255;
+ g= ((i>>1)&3)*85;
+ b= (i&1 )*255;
+ }else if(c->srcFormat == PIX_FMT_BGR4_BYTE){
+ b= (i>>3 )*255;
+ g= ((i>>1)&3)*85;
+ r= (i&1 )*255;
+ }
+ y= av_clip_uint8(((RY*r + GY*g + BY*b)>>RGB2YUV_SHIFT) + 16 );
+ u= av_clip_uint8(((RU*r + GU*g + BU*b)>>RGB2YUV_SHIFT) + 128);
+ v= av_clip_uint8(((RV*r + GV*g + BV*b)>>RGB2YUV_SHIFT) + 128);
pal[i]= y + (u<<8) + (v<<16);
}
src2[1]= (uint8_t*)pal;
int dstStride2[4]= {-dstStride[0], -dstStride[1], -dstStride[2]};
src2[0] += (srcSliceH-1)*srcStride[0];
- if (c->srcFormat != PIX_FMT_PAL8)
+ if (!use_pal)
src2[1] += ((srcSliceH>>c->chrSrcVSubSample)-1)*srcStride[1];
src2[2] += ((srcSliceH>>c->chrSrcVSubSample)-1)*srcStride[2];