rgb24toyv12_C(src, ydst, udst, vdst, width, height, lumStride, chromStride, srcStride);
#endif
}
+
+void interleaveBytes(uint8_t *src1, uint8_t *src2, uint8_t *dst,
+ int width, int height, int src1Stride, int src2Stride, int dstStride)
+{
+#ifdef CAN_COMPILE_X86_ASM
+ // ordered per speed fasterst first
+ if(gCpuCaps.hasMMX2)
+ interleaveBytes_MMX2(src1, src2, dst, width, height, src1Stride, src2Stride, dstStride);
+ else if(gCpuCaps.has3DNow)
+ interleaveBytes_3DNow(src1, src2, dst, width, height, src1Stride, src2Stride, dstStride);
+ else if(gCpuCaps.hasMMX)
+ interleaveBytes_MMX(src1, src2, dst, width, height, src1Stride, src2Stride, dstStride);
+ else
+ interleaveBytes_C(src1, src2, dst, width, height, src1Stride, src2Stride, dstStride);
+#else
+ interleaveBytes_C(src1, src2, dst, width, height, src1Stride, src2Stride, dstStride);
+#endif
+}
src += srcStride;
}
}
+
+void RENAME(interleaveBytes)(uint8_t *src1, uint8_t *src2, uint8_t *dest,
+ int width, int height, int src1Stride, int src2Stride, int dstStride){
+ int h;
+
+ for(h=0; h < height; h++)
+ {
+ int w;
+
+#ifdef HAVE_MMX
+#ifdef HAVE_SSE2
+ asm(
+ "xorl %%eax, %%eax \n\t"
+ "1: \n\t"
+ PREFETCH" 64(%1, %%eax) \n\t"
+ PREFETCH" 64(%2, %%eax) \n\t"
+ "movdqa (%1, %%eax), %%xmm0 \n\t"
+ "movdqa (%1, %%eax), %%xmm1 \n\t"
+ "movdqa (%2, %%eax), %%xmm2 \n\t"
+ "punpcklbw %%xmm2, %%xmm0 \n\t"
+ "punpckhbw %%xmm2, %%xmm1 \n\t"
+ "movntdq %%xmm0, (%0, %%eax, 2) \n\t"
+ "movntdq %%xmm1, 16(%0, %%eax, 2)\n\t"
+ "addl $16, %%eax \n\t"
+ "cmpl %3, %%eax \n\t"
+ " jb 1b \n\t"
+ ::"r"(dest), "r"(src1), "r"(src2), "r" (width-15)
+ : "memory", "%eax"
+ );
+#else
+ asm(
+ "xorl %%eax, %%eax \n\t"
+ "1: \n\t"
+ PREFETCH" 64(%1, %%eax) \n\t"
+ PREFETCH" 64(%2, %%eax) \n\t"
+ "movq (%1, %%eax), %%mm0 \n\t"
+ "movq 8(%1, %%eax), %%mm2 \n\t"
+ "movq %%mm0, %%mm1 \n\t"
+ "movq %%mm2, %%mm3 \n\t"
+ "movq (%2, %%eax), %%mm4 \n\t"
+ "movq 8(%2, %%eax), %%mm5 \n\t"
+ "punpcklbw %%mm4, %%mm0 \n\t"
+ "punpckhbw %%mm4, %%mm1 \n\t"
+ "punpcklbw %%mm5, %%mm2 \n\t"
+ "punpckhbw %%mm5, %%mm3 \n\t"
+ MOVNTQ" %%mm0, (%0, %%eax, 2) \n\t"
+ MOVNTQ" %%mm1, 8(%0, %%eax, 2) \n\t"
+ MOVNTQ" %%mm2, 16(%0, %%eax, 2) \n\t"
+ MOVNTQ" %%mm3, 24(%0, %%eax, 2) \n\t"
+ "addl $16, %%eax \n\t"
+ "cmpl %3, %%eax \n\t"
+ " jb 1b \n\t"
+ ::"r"(dest), "r"(src1), "r"(src2), "r" (width-15)
+ : "memory", "%eax"
+ );
+#endif
+ for(w= (width&(~15)); w < width; w++)
+ {
+ dest[2*w+0] = src1[w];
+ dest[2*w+1] = src2[w];
+ }
+#else
+ for(w=0; w < width; w++)
+ {
+ dest[2*w+0] = src1[w];
+ dest[2*w+1] = src2[w];
+ }
+#endif
+ dest += dstStride;
+ src1 += src1Stride;
+ src2 += src2Stride;
+ }
+#ifdef HAVE_MMX
+ asm(
+ EMMS" \n\t"
+ SFENCE" \n\t"
+ ::: "memory"
+ );
+#endif
+}