mirror of https://git.ffmpeg.org/ffmpeg.git
h264: faster fill_rectangle()
Originally committed as revision 5418 to svn://svn.ffmpeg.org/ffmpeg/trunk
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8c36eaaa94
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67a8208695
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@ -398,60 +398,83 @@ static always_inline uint32_t pack16to32(int a, int b){
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static always_inline void fill_rectangle(void *vp, int w, int h, int stride, uint32_t val, int size){
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static always_inline void fill_rectangle(void *vp, int w, int h, int stride, uint32_t val, int size){
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uint8_t *p= (uint8_t*)vp;
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uint8_t *p= (uint8_t*)vp;
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assert(size==1 || size==4);
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assert(size==1 || size==4);
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assert(w<=4);
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w *= size;
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w *= size;
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stride *= size;
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stride *= size;
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assert((((long)vp)&(FFMIN(w, STRIDE_ALIGN)-1)) == 0);
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assert((((long)vp)&(FFMIN(w, STRIDE_ALIGN)-1)) == 0);
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assert((stride&(w-1))==0);
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assert((stride&(w-1))==0);
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//FIXME check what gcc generates for 64 bit on x86 and possibly write a 32 bit ver of it
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if(w==2){
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if(w==2 && h==2){
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const uint16_t v= size==4 ? val : val*0x0101;
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*(uint16_t*)(p + 0)=
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*(uint16_t*)(p + 0*stride)= v;
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*(uint16_t*)(p + stride)= size==4 ? val : val*0x0101;
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if(h==1) return;
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}else if(w==2 && h==4){
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*(uint16_t*)(p + 1*stride)= v;
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*(uint16_t*)(p + 0*stride)=
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if(h==2) return;
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*(uint16_t*)(p + 1*stride)=
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*(uint16_t*)(p + 2*stride)=
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*(uint16_t*)(p + 2*stride)=
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*(uint16_t*)(p + 3*stride)= size==4 ? val : val*0x0101;
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*(uint16_t*)(p + 3*stride)= v;
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}else if(w==4 && h==1){
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}else if(w==4){
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*(uint32_t*)(p + 0*stride)= size==4 ? val : val*0x01010101;
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const uint32_t v= size==4 ? val : val*0x01010101;
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}else if(w==4 && h==2){
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*(uint32_t*)(p + 0*stride)= v;
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*(uint32_t*)(p + 0*stride)=
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if(h==1) return;
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*(uint32_t*)(p + 1*stride)= size==4 ? val : val*0x01010101;
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*(uint32_t*)(p + 1*stride)= v;
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}else if(w==4 && h==4){
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if(h==2) return;
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*(uint32_t*)(p + 0*stride)=
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*(uint32_t*)(p + 1*stride)=
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*(uint32_t*)(p + 2*stride)=
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*(uint32_t*)(p + 2*stride)=
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*(uint32_t*)(p + 3*stride)= size==4 ? val : val*0x01010101;
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*(uint32_t*)(p + 3*stride)= v;
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}else if(w==8 && h==1){
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}else if(w==8){
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*(uint32_t*)(p + 0)=
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//gcc can't optimize 64bit math on x86_32
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*(uint32_t*)(p + 4)= size==4 ? val : val*0x01010101;
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#if defined(ARCH_X86_64) || (defined(MP_WORDSIZE) && MP_WORDSIZE >= 64)
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}else if(w==8 && h==2){
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const uint64_t v= val*0x0100000001ULL;
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*(uint32_t*)(p + 0 + 0*stride)=
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*(uint64_t*)(p + 0*stride)= v;
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*(uint32_t*)(p + 4 + 0*stride)=
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if(h==1) return;
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*(uint32_t*)(p + 0 + 1*stride)=
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*(uint64_t*)(p + 1*stride)= v;
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*(uint32_t*)(p + 4 + 1*stride)= size==4 ? val : val*0x01010101;
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if(h==2) return;
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}else if(w==8 && h==4){
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*(uint64_t*)(p + 0*stride)=
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*(uint64_t*)(p + 1*stride)=
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*(uint64_t*)(p + 2*stride)=
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*(uint64_t*)(p + 2*stride)=
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*(uint64_t*)(p + 3*stride)= size==4 ? val*0x0100000001ULL : val*0x0101010101010101ULL;
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*(uint64_t*)(p + 3*stride)= v;
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}else if(w==16 && h==2){
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}else if(w==16){
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const uint64_t v= val*0x0100000001ULL;
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*(uint64_t*)(p + 0+0*stride)=
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*(uint64_t*)(p + 0+0*stride)=
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*(uint64_t*)(p + 8+0*stride)=
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*(uint64_t*)(p + 8+0*stride)=
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*(uint64_t*)(p + 0+1*stride)=
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*(uint64_t*)(p + 0+1*stride)=
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*(uint64_t*)(p + 8+1*stride)= size==4 ? val*0x0100000001ULL : val*0x0101010101010101ULL;
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*(uint64_t*)(p + 8+1*stride)= v;
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}else if(w==16 && h==4){
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if(h==2) return;
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*(uint64_t*)(p + 0+0*stride)=
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*(uint64_t*)(p + 8+0*stride)=
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*(uint64_t*)(p + 0+1*stride)=
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*(uint64_t*)(p + 8+1*stride)=
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*(uint64_t*)(p + 0+2*stride)=
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*(uint64_t*)(p + 0+2*stride)=
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*(uint64_t*)(p + 8+2*stride)=
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*(uint64_t*)(p + 8+2*stride)=
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*(uint64_t*)(p + 0+3*stride)=
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*(uint64_t*)(p + 0+3*stride)=
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*(uint64_t*)(p + 8+3*stride)= size==4 ? val*0x0100000001ULL : val*0x0101010101010101ULL;
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*(uint64_t*)(p + 8+3*stride)= v;
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#else
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*(uint32_t*)(p + 0+0*stride)=
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*(uint32_t*)(p + 4+0*stride)= val;
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if(h==1) return;
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*(uint32_t*)(p + 0+1*stride)=
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*(uint32_t*)(p + 4+1*stride)= val;
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if(h==2) return;
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*(uint32_t*)(p + 0+2*stride)=
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*(uint32_t*)(p + 4+2*stride)=
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*(uint32_t*)(p + 0+3*stride)=
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*(uint32_t*)(p + 4+3*stride)= val;
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}else if(w==16){
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*(uint32_t*)(p + 0+0*stride)=
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*(uint32_t*)(p + 4+0*stride)=
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*(uint32_t*)(p + 8+0*stride)=
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*(uint32_t*)(p +12+0*stride)=
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*(uint32_t*)(p + 0+1*stride)=
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*(uint32_t*)(p + 4+1*stride)=
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*(uint32_t*)(p + 8+1*stride)=
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*(uint32_t*)(p +12+1*stride)= val;
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if(h==2) return;
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*(uint32_t*)(p + 0+2*stride)=
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*(uint32_t*)(p + 4+2*stride)=
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*(uint32_t*)(p + 8+2*stride)=
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*(uint32_t*)(p +12+2*stride)=
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*(uint32_t*)(p + 0+3*stride)=
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*(uint32_t*)(p + 4+3*stride)=
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*(uint32_t*)(p + 8+3*stride)=
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*(uint32_t*)(p +12+3*stride)= val;
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#endif
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}else
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}else
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assert(0);
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assert(0);
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assert(h==4);
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}
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}
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static void fill_caches(H264Context *h, int mb_type, int for_deblock){
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static void fill_caches(H264Context *h, int mb_type, int for_deblock){
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