correct yuv422 planar conversion. Seperate sse, sse2 and ssse3 asm code. Add packed convertor
git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@39913 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
David McPaul
@@ -27,7 +27,9 @@ Addon ffmpeg :
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gfx_conv_c_lookup.cpp
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gfx_conv_c_lookup.cpp
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gfx_conv_mmx.cpp
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gfx_conv_mmx.cpp
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gfx_util.cpp
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gfx_util.cpp
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yuvrgb.nasm
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yuvrgb_sse.nasm
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yuvrgb_sse2.nasm
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yuvrgb_ssse3.nasm
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:
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:
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libavformat.a
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libavformat.a
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libavcodec.a
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libavcodec.a
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@@ -1,22 +1,63 @@
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#include "gfx_conv_mmx.h"
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#include "gfx_conv_mmx.h"
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#include "gfx_conv_c.h"
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#include "gfx_conv_c.h"
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// Packed
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extern "C" void _Convert_YUV420P_RGBA32_SSE2(void *fromYPtr, void *fromUPtr,
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void *fromVPtr, void *toPtr, int width);
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extern "C" void _Convert_YUV422_RGBA32_SSE2(void *fromYPtr, void *toPtr,
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int width);
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extern "C" void _Convert_YUV420P_RGBA32_SSE(void *fromYPtr, void *fromUPtr,
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void *fromVPtr, void *toPtr, int width);
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extern "C" void _Convert_YUV422_RGBA32_SSE(void *fromYPtr, void *toPtr,
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extern "C" void _Convert_YUV422_RGBA32_SSE(void *fromYPtr, void *toPtr,
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int width);
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int width);
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extern "C" void _Convert_YUV422_RGBA32_SSE2(void *fromYPtr, void *toPtr,
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int width);
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extern "C" void _Convert_YUV422_RGBA32_SSSE3(void *fromYPtr, void *toPtr,
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int width);
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// Planar
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extern "C" void _Convert_YUV420P_RGBA32_SSE(void *fromYPtr, void *fromUPtr,
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void *fromVPtr, void *toPtr, int width);
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extern "C" void _Convert_YUV420P_RGBA32_SSE2(void *fromYPtr, void *fromUPtr,
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void *fromVPtr, void *toPtr, int width);
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extern "C" void _Convert_YUV420P_RGBA32_SSSE3(void *fromYPtr, void *fromUPtr,
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void *fromVPtr, void *toPtr, int width);
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// Planar YUV420 means 2 Y lines share a UV line
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void
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gfx_conv_yuv420p_rgba32_sse(AVFrame *in, AVFrame *out, int width, int height)
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{
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// in and out buffers must be aligned to 16 bytes,
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// in should be as ffmpeg allocates it
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if ((off_t)out->data[0] % 16 != 0) {
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gfx_conv_YCbCr420p_RGB32_c(in, out, width, height);
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return;
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}
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uint8 *ybase = (uint8 *)in->data[0];
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uint8 *ubase = (uint8 *)in->data[1];
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uint8 *vbase = (uint8 *)in->data[2];
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uint8 *rgbbase = (uint8 *)out->data[0];
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int yBaseInc = in->linesize[0];
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int uBaseInc = in->linesize[1];
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int vBaseInc = in->linesize[2];
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int rgbBaseInc = out->linesize[0];
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for (int i=0;i<height;i+=2) {
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// First Y row
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_Convert_YUV420P_RGBA32_SSE(ybase, ubase, vbase, rgbbase, width);
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ybase += yBaseInc;
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rgbbase += rgbBaseInc;
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// Second Y row but same u and v row
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_Convert_YUV420P_RGBA32_SSE(ybase, ubase, vbase, rgbbase, width);
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ybase += yBaseInc;
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ubase += uBaseInc;
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vbase += vBaseInc;
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rgbbase += rgbBaseInc;
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}
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}
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// Planar YUV420 means 2 Y lines share a UV line
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void
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void
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gfx_conv_yuv420p_rgba32_sse2(AVFrame *in, AVFrame *out, int width, int height)
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gfx_conv_yuv420p_rgba32_sse2(AVFrame *in, AVFrame *out, int width, int height)
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{
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{
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// Planar YUV420
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// in and out buffers must be aligned to 32 bytes,
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// in and out buffers must be aligned to 32 bytes,
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// in should be as ffmpeg allocates it
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// in should be as ffmpeg allocates it
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if ((off_t)out->data[0] % 32 != 0) {
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if ((off_t)out->data[0] % 32 != 0) {
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@@ -49,12 +90,157 @@ gfx_conv_yuv420p_rgba32_sse2(AVFrame *in, AVFrame *out, int width, int height)
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}
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}
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}
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}
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// Planar YUV420 means 2 Y lines share a UV line
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void
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gfx_conv_yuv420p_rgba32_ssse3(AVFrame *in, AVFrame *out, int width, int height)
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{
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// in and out buffers must be aligned to 32 bytes,
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// in should be as ffmpeg allocates it
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if ((off_t)out->data[0] % 32 != 0) {
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gfx_conv_YCbCr420p_RGB32_c(in, out, width, height);
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return;
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}
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uint8 *ybase = (uint8 *)in->data[0];
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uint8 *ubase = (uint8 *)in->data[1];
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uint8 *vbase = (uint8 *)in->data[2];
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uint8 *rgbbase = (uint8 *)out->data[0];
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int yBaseInc = in->linesize[0];
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int uBaseInc = in->linesize[1];
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int vBaseInc = in->linesize[2];
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int rgbBaseInc = out->linesize[0];
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for (int i=0;i<height;i+=2) {
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// First Y row
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_Convert_YUV420P_RGBA32_SSSE3(ybase, ubase, vbase, rgbbase, width);
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ybase += yBaseInc;
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rgbbase += rgbBaseInc;
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// Second Y row but same u and v row
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_Convert_YUV420P_RGBA32_SSSE3(ybase, ubase, vbase, rgbbase, width);
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ybase += yBaseInc;
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ubase += uBaseInc;
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vbase += vBaseInc;
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rgbbase += rgbBaseInc;
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}
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}
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// Planar YUV422 means each Y line has it's own UV line
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void
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gfx_conv_yuv422p_rgba32_sse(AVFrame *in, AVFrame *out, int width, int height)
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{
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// in and out buffers must be aligned to 32 bytes,
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// in should be as ffmpeg allocates it
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if ((off_t)out->data[0] % 32 != 0) {
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gfx_conv_YCbCr422_RGB32_c(in, out, width, height);
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return;
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}
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uint8 *ybase = (uint8 *)in->data[0];
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uint8 *ubase = (uint8 *)in->data[1];
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uint8 *vbase = (uint8 *)in->data[2];
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uint8 *rgbbase = (uint8 *)out->data[0];
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int yBaseInc = in->linesize[0];
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int uBaseInc = in->linesize[1];
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int vBaseInc = in->linesize[2];
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int rgbBaseInc = out->linesize[0];
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for (int i=0;i<height;i++) {
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_Convert_YUV420P_RGBA32_SSE(ybase, ubase, vbase, rgbbase, width);
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ybase += yBaseInc;
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ubase += uBaseInc;
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vbase += vBaseInc;
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rgbbase += rgbBaseInc;
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}
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}
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// Planar YUV422 means each Y line has it's own UV line
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void
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void
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gfx_conv_yuv422p_rgba32_sse2(AVFrame *in, AVFrame *out, int width, int height)
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gfx_conv_yuv422p_rgba32_sse2(AVFrame *in, AVFrame *out, int width, int height)
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{
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{
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// Packed YUV422
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// in and out buffers must be aligned to 32 bytes,
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// in should be as ffmpeg allocates it
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if ((off_t)out->data[0] % 32 != 0) {
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gfx_conv_YCbCr422_RGB32_c(in, out, width, height);
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return;
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}
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uint8 *ybase = (uint8 *)in->data[0];
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uint8 *ubase = (uint8 *)in->data[1];
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uint8 *vbase = (uint8 *)in->data[2];
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uint8 *rgbbase = (uint8 *)out->data[0];
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int yBaseInc = in->linesize[0];
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int uBaseInc = in->linesize[1];
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int vBaseInc = in->linesize[2];
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int rgbBaseInc = out->linesize[0];
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for (int i=0;i<height;i++) {
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_Convert_YUV420P_RGBA32_SSE2(ybase, ubase, vbase, rgbbase, width);
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ybase += yBaseInc;
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ubase += uBaseInc;
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vbase += vBaseInc;
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rgbbase += rgbBaseInc;
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}
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}
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// Planar YUV422 means each Y line has it's own UV line
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void
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gfx_conv_yuv422p_rgba32_ssse3(AVFrame *in, AVFrame *out, int width, int height)
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{
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// in and out buffers must be aligned to 32 bytes,
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// in should be as ffmpeg allocates it
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if ((off_t)out->data[0] % 32 != 0) {
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gfx_conv_YCbCr422_RGB32_c(in, out, width, height);
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return;
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}
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uint8 *ybase = (uint8 *)in->data[0];
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uint8 *ubase = (uint8 *)in->data[1];
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uint8 *vbase = (uint8 *)in->data[2];
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uint8 *rgbbase = (uint8 *)out->data[0];
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int yBaseInc = in->linesize[0];
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int uBaseInc = in->linesize[1];
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int vBaseInc = in->linesize[2];
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int rgbBaseInc = out->linesize[0];
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for (int i=0;i<height;i++) {
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_Convert_YUV420P_RGBA32_SSSE3(ybase, ubase, vbase, rgbbase, width);
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ybase += yBaseInc;
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ubase += uBaseInc;
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vbase += vBaseInc;
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rgbbase += rgbBaseInc;
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}
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}
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// Packed YUV422 (YUYV)
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void
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gfx_conv_yuv422_rgba32_sse(AVFrame *in, AVFrame *out, int width, int height)
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{
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// in and out buffers must be aligned to 16 bytes,
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// in should be as ffmpeg allocates it
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if ((off_t)out->data[0] % 16 != 0) {
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gfx_conv_YCbCr422_RGB32_c(in, out, width, height);
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return;
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}
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uint8 *ybase = (uint8 *)in->data[0];
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uint8 *rgbbase = (uint8 *)out->data[0];
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for (int i = 0; i <= height; i++) {
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_Convert_YUV422_RGBA32_SSE(ybase, rgbbase, width);
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ybase += in->linesize[0];
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rgbbase += out->linesize[0];
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}
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}
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// Packed YUV422 (YUYV)
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void
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gfx_conv_yuv422_rgba32_sse2(AVFrame *in, AVFrame *out, int width, int height)
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{
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// in and out buffers must be aligned to 32 bytes,
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// in and out buffers must be aligned to 32 bytes,
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// in should be as ffmpeg allocates it
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// in should be as ffmpeg allocates it
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if ((off_t)out->data[0] % 32 != 0) {
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if ((off_t)out->data[0] % 32 != 0) {
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@@ -72,53 +258,13 @@ gfx_conv_yuv422p_rgba32_sse2(AVFrame *in, AVFrame *out, int width, int height)
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}
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}
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}
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}
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// Packed YUV422 (YUYV)
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void
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void
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gfx_conv_yuv420p_rgba32_sse(AVFrame *in, AVFrame *out, int width, int height)
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gfx_conv_yuv422_rgba32_ssse3(AVFrame *in, AVFrame *out, int width, int height)
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{
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{
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// Planar YUV420
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// in and out buffers must be aligned to 32 bytes,
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// in and out buffers must be aligned to 16 bytes,
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// in should be as ffmpeg allocates it
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// in should be as ffmpeg allocates it
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if ((off_t)out->data[0] % 16 != 0) {
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if ((off_t)out->data[0] % 32 != 0) {
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gfx_conv_YCbCr420p_RGB32_c(in, out, width, height);
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return;
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}
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uint8 *ybase = (uint8 *)in->data[0];
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uint8 *ubase = (uint8 *)in->data[1];
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uint8 *vbase = (uint8 *)in->data[2];
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uint8 *rgbbase = (uint8 *)out->data[0];
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int yBaseInc = in->linesize[0];
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int uBaseInc = in->linesize[1];
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int vBaseInc = in->linesize[2];
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int rgbBaseInc = out->linesize[0];
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for (int i=0;i<height;i+=2) {
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// First Y row
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_Convert_YUV420P_RGBA32_SSE(ybase, ubase, vbase, rgbbase, width);
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ybase += yBaseInc;
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rgbbase += rgbBaseInc;
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// Second Y row but same u and v row
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_Convert_YUV420P_RGBA32_SSE(ybase, ubase, vbase, rgbbase, width);
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ybase += yBaseInc;
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ubase += uBaseInc;
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vbase += vBaseInc;
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rgbbase += rgbBaseInc;
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}
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}
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void
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gfx_conv_yuv422p_rgba32_sse(AVFrame *in, AVFrame *out, int width, int height)
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{
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// Packed YUV422
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// in and out buffers must be aligned to 16 bytes,
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// in should be as ffmpeg allocates it
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if ((off_t)out->data[0] % 16 != 0) {
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gfx_conv_YCbCr422_RGB32_c(in, out, width, height);
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gfx_conv_YCbCr422_RGB32_c(in, out, width, height);
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return;
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return;
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}
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}
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@@ -127,7 +273,7 @@ gfx_conv_yuv422p_rgba32_sse(AVFrame *in, AVFrame *out, int width, int height)
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uint8 *rgbbase = (uint8 *)out->data[0];
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uint8 *rgbbase = (uint8 *)out->data[0];
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for (int i = 0; i <= height; i++) {
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for (int i = 0; i <= height; i++) {
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_Convert_YUV422_RGBA32_SSE(ybase, rgbbase, width);
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_Convert_YUV422_RGBA32_SSSE3(ybase, rgbbase, width);
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ybase += in->linesize[0];
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ybase += in->linesize[0];
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rgbbase += out->linesize[0];
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rgbbase += out->linesize[0];
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}
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}
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@@ -7,9 +7,17 @@
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void gfx_conv_null_mmx(AVFrame *in, AVFrame *out, int width, int height);
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void gfx_conv_null_mmx(AVFrame *in, AVFrame *out, int width, int height);
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void gfx_conv_yuv420p_rgba32_sse2(AVFrame *in, AVFrame *out, int width, int height);
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// Planar
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||||||
void gfx_conv_yuv422p_rgba32_sse2(AVFrame *in, AVFrame *out, int width, int height);
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void gfx_conv_yuv420p_rgba32_sse(AVFrame *in, AVFrame *out, int width, int height);
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void gfx_conv_yuv420p_rgba32_sse(AVFrame *in, AVFrame *out, int width, int height);
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void gfx_conv_yuv420p_rgba32_sse2(AVFrame *in, AVFrame *out, int width, int height);
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void gfx_conv_yuv420p_rgba32_ssse3(AVFrame *in, AVFrame *out, int width, int height);
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void gfx_conv_yuv422p_rgba32_sse(AVFrame *in, AVFrame *out, int width, int height);
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void gfx_conv_yuv422p_rgba32_sse(AVFrame *in, AVFrame *out, int width, int height);
|
||||||
|
void gfx_conv_yuv422p_rgba32_sse2(AVFrame *in, AVFrame *out, int width, int height);
|
||||||
|
void gfx_conv_yuv422p_rgba32_ssse3(AVFrame *in, AVFrame *out, int width, int height);
|
||||||
|
|
||||||
|
// Packed
|
||||||
|
void gfx_conv_yuv422_rgba32_sse(AVFrame *in, AVFrame *out, int width, int height);
|
||||||
|
void gfx_conv_yuv422_rgba32_sse2(AVFrame *in, AVFrame *out, int width, int height);
|
||||||
|
void gfx_conv_yuv422_rgba32_ssse3(AVFrame *in, AVFrame *out, int width, int height);
|
||||||
|
|
||||||
#endif
|
#endif
|
||||||
|
|||||||
@@ -29,6 +29,7 @@ resolve_colorspace(color_space colorSpace, PixelFormat pixelFormat, int width,
|
|||||||
|
|
||||||
switch (colorSpace) {
|
switch (colorSpace) {
|
||||||
case B_RGB32:
|
case B_RGB32:
|
||||||
|
// Planar Formats
|
||||||
if (pixelFormat == PIX_FMT_YUV410P) {
|
if (pixelFormat == PIX_FMT_YUV410P) {
|
||||||
TRACE("resolve_colorspace: gfx_conv_yuv410p_rgb32_c\n");
|
TRACE("resolve_colorspace: gfx_conv_yuv410p_rgb32_c\n");
|
||||||
return gfx_conv_yuv410p_rgb32_c;
|
return gfx_conv_yuv410p_rgb32_c;
|
||||||
@@ -57,14 +58,32 @@ resolve_colorspace(color_space colorSpace, PixelFormat pixelFormat, int width,
|
|||||||
|
|
||||||
if (pixelFormat == PIX_FMT_YUV422P
|
if (pixelFormat == PIX_FMT_YUV422P
|
||||||
|| pixelFormat == PIX_FMT_YUVJ422P) {
|
|| pixelFormat == PIX_FMT_YUVJ422P) {
|
||||||
if (cpu.HasSSE2() && width % 8 == 0)
|
if (cpu.HasSSE2() && width % 8 == 0) {
|
||||||
|
TRACE("resolve_colorspace: gfx_conv_yuv422p_RGB32_sse2\n");
|
||||||
return gfx_conv_yuv422p_rgba32_sse2;
|
return gfx_conv_yuv422p_rgba32_sse2;
|
||||||
else if (cpu.HasSSE1() && width % 4 == 0)
|
} else if (cpu.HasSSE1() && width % 4 == 0) {
|
||||||
|
TRACE("resolve_colorspace: gfx_conv_yuv422p_RGB32_sse\n");
|
||||||
return gfx_conv_yuv422p_rgba32_sse;
|
return gfx_conv_yuv422p_rgba32_sse;
|
||||||
else
|
} else {
|
||||||
|
TRACE("resolve_colorspace: gfx_conv_YCbCr422p_RGB32_c\n");
|
||||||
return gfx_conv_YCbCr422_RGB32_c;
|
return gfx_conv_YCbCr422_RGB32_c;
|
||||||
|
}
|
||||||
}
|
}
|
||||||
|
|
||||||
|
// Packed Formats
|
||||||
|
if (pixelFormat == PIX_FMT_YUYV422) {
|
||||||
|
if (cpu.HasSSSE3() && width % 8 == 0) {
|
||||||
|
return gfx_conv_yuv422_rgba32_ssse3;
|
||||||
|
} else if (cpu.HasSSE2() && width % 8 == 0) {
|
||||||
|
return gfx_conv_yuv422_rgba32_sse2;
|
||||||
|
} else if (cpu.HasSSE1() && width % 4 == 0
|
||||||
|
&& height % 2 == 0) {
|
||||||
|
return gfx_conv_yuv422_rgba32_sse;
|
||||||
|
} else {
|
||||||
|
return gfx_conv_YCbCr422_RGB32_c;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
TRACE("resolve_colorspace: %s => B_RGB32: NULL\n",
|
TRACE("resolve_colorspace: %s => B_RGB32: NULL\n",
|
||||||
pixfmt_to_string(pixelFormat));
|
pixfmt_to_string(pixelFormat));
|
||||||
return NULL;
|
return NULL;
|
||||||
|
|||||||
@@ -0,0 +1,268 @@
|
|||||||
|
;
|
||||||
|
; Copyright (C) 2009-2010 David McPaul
|
||||||
|
;
|
||||||
|
; All rights reserved. Distributed under the terms of the MIT License.
|
||||||
|
;
|
||||||
|
|
||||||
|
; A rather unoptimised set of sse yuv to rgb converters
|
||||||
|
; does 4 pixels per loop
|
||||||
|
|
||||||
|
; inputer:
|
||||||
|
; reads 128 bits of yuv 8 bit data and puts
|
||||||
|
; the y values converted to 16 bit in mm0
|
||||||
|
; the u values converted to 16 bit and duplicated into mm1
|
||||||
|
; the v values converted to 16 bit and duplicated into mm2
|
||||||
|
|
||||||
|
; conversion:
|
||||||
|
; does the yuv to rgb conversion using 16 bit fixed point and the
|
||||||
|
; results are placed into the following registers as 8 bit clamped values
|
||||||
|
; r values in mm3
|
||||||
|
; g values in mm4
|
||||||
|
; b values in mm5
|
||||||
|
|
||||||
|
; outputer:
|
||||||
|
; writes out the rgba pixels as 8 bit values with 0 for alpha
|
||||||
|
|
||||||
|
; mm6 used for scratch
|
||||||
|
; mm7 used for scratch
|
||||||
|
|
||||||
|
%macro cglobal 1
|
||||||
|
global _%1
|
||||||
|
%define %1 _%1
|
||||||
|
align 16
|
||||||
|
%1:
|
||||||
|
%endmacro
|
||||||
|
|
||||||
|
; conversion code
|
||||||
|
%macro yuv2rgbsse 0
|
||||||
|
; u = u - 128
|
||||||
|
; v = v - 128
|
||||||
|
; r = y + v + v >> 2 + v >> 3 + v >> 5
|
||||||
|
; g = y - (u >> 2 + u >> 4 + u >> 5) - (v >> 1 + v >> 3 + v >> 4 + v >> 5)
|
||||||
|
; b = y + u + u >> 1 + u >> 2 + u >> 6
|
||||||
|
; subtract 16 from y
|
||||||
|
movq mm7, [Const16] ; loads a constant using data cache (slower on first fetch but then cached)
|
||||||
|
psubsw mm0,mm7 ; y = y - 16
|
||||||
|
; subtract 128 from u and v
|
||||||
|
movq mm7, [Const128] ; loads a constant using data cache (slower on first fetch but then cached)
|
||||||
|
psubsw mm1,mm7 ; u = u - 128
|
||||||
|
psubsw mm2,mm7 ; v = v - 128
|
||||||
|
; load r,g,b with y
|
||||||
|
movq mm3,mm0 ; r = y
|
||||||
|
pshufw mm5,mm0, 0xE4 ; b = y
|
||||||
|
|
||||||
|
; r = r + v + v >> 2 + v >> 3 + v >> 5
|
||||||
|
paddsw mm3, mm2 ; add v to r
|
||||||
|
movq mm7, mm1 ; move u to scratch
|
||||||
|
pshufw mm6, mm2, 0xE4 ; move v to scratch
|
||||||
|
|
||||||
|
psraw mm6,2 ; divide v by 4
|
||||||
|
paddsw mm3, mm6 ; and add to r
|
||||||
|
psraw mm6,1 ; divide v by 2
|
||||||
|
paddsw mm3, mm6 ; and add to r
|
||||||
|
psraw mm6,2 ; divide v by 4
|
||||||
|
paddsw mm3, mm6 ; and add to r
|
||||||
|
|
||||||
|
; b = y + u + u >> 1 + u >> 2 + u >> 6
|
||||||
|
paddsw mm5, mm1 ; add u to b
|
||||||
|
psraw mm7,1 ; divide u by 2
|
||||||
|
paddsw mm5, mm7 ; and add to b
|
||||||
|
psraw mm7,1 ; divide u by 2
|
||||||
|
paddsw mm5, mm7 ; and add to b
|
||||||
|
psraw mm7,4 ; divide u by 32
|
||||||
|
paddsw mm5, mm7 ; and add to b
|
||||||
|
|
||||||
|
; g = y - u >> 2 - u >> 4 - u >> 5 - v >> 1 - v >> 3 - v >> 4 - v >> 5
|
||||||
|
movq mm7,mm2 ; move v to scratch
|
||||||
|
pshufw mm6,mm1, 0xE4 ; move u to scratch
|
||||||
|
movq mm4,mm0 ; g = y
|
||||||
|
|
||||||
|
psraw mm6,2 ; divide u by 4
|
||||||
|
psubsw mm4,mm6 ; subtract from g
|
||||||
|
psraw mm6,2 ; divide u by 4
|
||||||
|
psubsw mm4,mm6 ; subtract from g
|
||||||
|
psraw mm6,1 ; divide u by 2
|
||||||
|
psubsw mm4,mm6 ; subtract from g
|
||||||
|
|
||||||
|
psraw mm7,1 ; divide v by 2
|
||||||
|
psubsw mm4,mm7 ; subtract from g
|
||||||
|
psraw mm7,2 ; divide v by 4
|
||||||
|
psubsw mm4,mm7 ; subtract from g
|
||||||
|
psraw mm7,1 ; divide v by 2
|
||||||
|
psubsw mm4,mm7 ; subtract from g
|
||||||
|
psraw mm7,1 ; divide v by 2
|
||||||
|
psubsw mm4,mm7 ; subtract from g
|
||||||
|
%endmacro
|
||||||
|
|
||||||
|
; outputer
|
||||||
|
%macro rgba32sseoutput 0
|
||||||
|
; clamp values
|
||||||
|
pxor mm7,mm7
|
||||||
|
packuswb mm3,mm7 ; clamp to 0,255 and pack R to 8 bit per pixel
|
||||||
|
packuswb mm4,mm7 ; clamp to 0,255 and pack G to 8 bit per pixel
|
||||||
|
packuswb mm5,mm7 ; clamp to 0,255 and pack B to 8 bit per pixel
|
||||||
|
; convert to bgra32 packed
|
||||||
|
punpcklbw mm5,mm4 ; bgbgbgbgbgbgbgbg
|
||||||
|
movq mm0, mm5 ; save bg values
|
||||||
|
punpcklbw mm3,mm7 ; r0r0r0r0
|
||||||
|
punpcklwd mm5,mm3 ; lower half bgr0bgr0
|
||||||
|
punpckhwd mm0,mm3 ; upper half bgr0bgr0
|
||||||
|
; write to output ptr
|
||||||
|
movq [edi], mm5 ; output first 2 pixels
|
||||||
|
movq [edi+8], mm0 ; output second 2 pixels
|
||||||
|
%endmacro
|
||||||
|
|
||||||
|
SECTION .data align=16
|
||||||
|
|
||||||
|
Const16 dw 16
|
||||||
|
dw 16
|
||||||
|
dw 16
|
||||||
|
dw 16
|
||||||
|
dw 16
|
||||||
|
dw 16
|
||||||
|
dw 16
|
||||||
|
dw 16
|
||||||
|
|
||||||
|
Const128 dw 128
|
||||||
|
dw 128
|
||||||
|
dw 128
|
||||||
|
dw 128
|
||||||
|
dw 128
|
||||||
|
dw 128
|
||||||
|
dw 128
|
||||||
|
dw 128
|
||||||
|
|
||||||
|
; Packed Convert
|
||||||
|
; void Convert_YUV422_RGBA32_SSE(void *fromPtr, void *toPtr, int width)
|
||||||
|
width equ ebp+16
|
||||||
|
toPtr equ ebp+12
|
||||||
|
fromPtr equ ebp+8
|
||||||
|
|
||||||
|
; Planar Convert
|
||||||
|
; void Convert_YUV420P_RGBA32_SSE(void *fromYPtr, void *fromUPtr, void *fromVPtr, void *toPtr, int width)
|
||||||
|
width1 equ ebp+24
|
||||||
|
toPtr1 equ ebp+20
|
||||||
|
fromVPtr equ ebp+16
|
||||||
|
fromUPtr equ ebp+12
|
||||||
|
fromYPtr equ ebp+8
|
||||||
|
|
||||||
|
SECTION .text align=16
|
||||||
|
|
||||||
|
; YUY2 FOURCC
|
||||||
|
cglobal Convert_YUV422_RGBA32_SSE
|
||||||
|
; reserve variables
|
||||||
|
push ebp
|
||||||
|
mov ebp, esp
|
||||||
|
push edi
|
||||||
|
push esi
|
||||||
|
push ecx
|
||||||
|
|
||||||
|
mov esi, [fromPtr]
|
||||||
|
mov ecx, [width]
|
||||||
|
mov edi, [toPtr]
|
||||||
|
; loop width / 4 times
|
||||||
|
shr ecx,2
|
||||||
|
test ecx,ecx
|
||||||
|
jng ENDLOOP2
|
||||||
|
REPEATLOOP2: ; loop over width / 4
|
||||||
|
|
||||||
|
; YUV422 packed inputer
|
||||||
|
movq mm0, [esi] ; should have yuyv yuyv
|
||||||
|
pshufw mm1, mm0, 0xE4 ; copy to mm1
|
||||||
|
movq mm2, mm0 ; copy to mm2
|
||||||
|
; extract y
|
||||||
|
pxor mm7,mm7 ; 0000000000000000
|
||||||
|
pcmpeqb mm6,mm6 ; ffffffffffffffff
|
||||||
|
punpckhbw mm6,mm7 ; interleave mm7 into mm6 ff00ff00ff00ff00
|
||||||
|
pand mm0, mm6 ; clear all but y values leaving y0y0 etc
|
||||||
|
; extract u and duplicate so each u in yuyv becomes 0u0u
|
||||||
|
psrld mm6,8 ; 00ff0000 00ff0000
|
||||||
|
pand mm1, mm6 ; clear all yv values leaving 0u00 etc
|
||||||
|
psrld mm1,8 ; rotate u to get u000
|
||||||
|
pshufw mm1,mm1, 0xA0 ; copy u values to get u0u0 (SSE not MMX)
|
||||||
|
; extract v
|
||||||
|
pslld mm6,16 ; 000000ff000000ff
|
||||||
|
pand mm2, mm6 ; clear all yu values leaving 000v etc
|
||||||
|
psrld mm2,8 ; rotate v to get 00v0
|
||||||
|
pshufw mm2,mm2, 0xF5 ; copy v values to get v0v0 (SSE not MMX)
|
||||||
|
|
||||||
|
yuv2rgbsse
|
||||||
|
|
||||||
|
rgba32sseoutput
|
||||||
|
|
||||||
|
; endloop
|
||||||
|
add edi,16
|
||||||
|
add esi,8
|
||||||
|
sub ecx, 1 ; apparently sub is better than dec
|
||||||
|
jnz REPEATLOOP2
|
||||||
|
ENDLOOP2:
|
||||||
|
; Cleanup
|
||||||
|
emms ; reset mmx regs back to float
|
||||||
|
pop ecx
|
||||||
|
pop esi
|
||||||
|
pop edi
|
||||||
|
mov esp, ebp
|
||||||
|
pop ebp
|
||||||
|
ret
|
||||||
|
|
||||||
|
cglobal Convert_YUV420P_RGBA32_SSE
|
||||||
|
; reserve variables
|
||||||
|
push ebp
|
||||||
|
mov ebp, esp
|
||||||
|
push edi
|
||||||
|
push esi
|
||||||
|
push ecx
|
||||||
|
push eax
|
||||||
|
push ebx
|
||||||
|
|
||||||
|
mov esi, [fromYPtr]
|
||||||
|
mov eax, [fromUPtr]
|
||||||
|
mov ebx, [fromVPtr]
|
||||||
|
mov edi, [toPtr1]
|
||||||
|
mov ecx, [width1]
|
||||||
|
; loop width / 4 times
|
||||||
|
shr ecx,2
|
||||||
|
test ecx,ecx
|
||||||
|
jng ENDLOOP3
|
||||||
|
REPEATLOOP3: ; loop over width / 4
|
||||||
|
; YUV420 Planar inputer
|
||||||
|
movq mm0, [esi] ; fetch 4 y values (8 bit) yyyy0000
|
||||||
|
movd mm1, [eax] ; fetch 2 u values (8 bit) uu000000
|
||||||
|
movd mm2, [ebx] ; fetch 2 v values (8 bit) vv000000
|
||||||
|
|
||||||
|
; extract y
|
||||||
|
pxor mm7,mm7 ; 0000000000000000
|
||||||
|
punpcklbw mm0,mm7 ; interleave xmm7 into xmm0 y0y0y0y
|
||||||
|
; extract u and duplicate so each becomes 0u0u
|
||||||
|
punpcklbw mm1,mm7 ; interleave xmm7 into xmm1 u0u00000
|
||||||
|
punpcklwd mm1,mm7 ; interleave again u000u000
|
||||||
|
pshufw mm1,mm1, 0xA0 ; copy u values to get u0u0
|
||||||
|
; extract v
|
||||||
|
punpcklbw mm2,mm7 ; interleave xmm7 into xmm1 v0v00000
|
||||||
|
punpcklwd mm2,mm7 ; interleave again v000v000
|
||||||
|
pshufw mm2,mm2, 0xA0 ; copy v values to get v0v0
|
||||||
|
|
||||||
|
yuv2rgbsse
|
||||||
|
|
||||||
|
rgba32sseoutput
|
||||||
|
|
||||||
|
; endloop
|
||||||
|
add edi,16
|
||||||
|
add esi,4
|
||||||
|
add eax,2
|
||||||
|
add ebx,2
|
||||||
|
sub ecx, 1 ; apparently sub is better than dec
|
||||||
|
jnz REPEATLOOP3
|
||||||
|
ENDLOOP3:
|
||||||
|
; Cleanup
|
||||||
|
emms
|
||||||
|
pop ebx
|
||||||
|
pop eax
|
||||||
|
pop ecx
|
||||||
|
pop esi
|
||||||
|
pop edi
|
||||||
|
mov esp, ebp
|
||||||
|
pop ebp
|
||||||
|
ret
|
||||||
|
|
||||||
|
SECTION .note.GNU-stack noalloc noexec nowrite progbits
|
||||||
+3
-198
@@ -4,11 +4,11 @@
|
|||||||
; All rights reserved. Distributed under the terms of the MIT License.
|
; All rights reserved. Distributed under the terms of the MIT License.
|
||||||
;
|
;
|
||||||
|
|
||||||
; A rather unoptimised set of yuv to rgb converters
|
; A rather unoptimised set of sse2 yuv to rgb converters
|
||||||
; does 8 pixels at a time
|
; does 8 pixels per loop
|
||||||
|
|
||||||
; inputer:
|
; inputer:
|
||||||
; reads 128bits of yuv 8 bit data and puts
|
; reads 128 bits of yuv 8 bit data and puts
|
||||||
; the y values converted to 16 bit in xmm0
|
; the y values converted to 16 bit in xmm0
|
||||||
; the u values converted to 16 bit and duplicated into xmm1
|
; the u values converted to 16 bit and duplicated into xmm1
|
||||||
; the v values converted to 16 bit and duplicated into xmm2
|
; the v values converted to 16 bit and duplicated into xmm2
|
||||||
@@ -94,67 +94,6 @@
|
|||||||
psubsw xmm4,xmm7 ; subtract from g
|
psubsw xmm4,xmm7 ; subtract from g
|
||||||
%endmacro
|
%endmacro
|
||||||
|
|
||||||
; conversion code
|
|
||||||
%macro yuv2rgbsse 0
|
|
||||||
; u = u - 128
|
|
||||||
; v = v - 128
|
|
||||||
; r = y + v + v >> 2 + v >> 3 + v >> 5
|
|
||||||
; g = y - (u >> 2 + u >> 4 + u >> 5) - (v >> 1 + v >> 3 + v >> 4 + v >> 5)
|
|
||||||
; b = y + u + u >> 1 + u >> 2 + u >> 6
|
|
||||||
; subtract 16 from y
|
|
||||||
movq mm7, [Const16] ; loads a constant using data cache (slower on first fetch but then cached)
|
|
||||||
psubsw mm0,mm7 ; y = y - 16
|
|
||||||
; subtract 128 from u and v
|
|
||||||
movq mm7, [Const128] ; loads a constant using data cache (slower on first fetch but then cached)
|
|
||||||
psubsw mm1,mm7 ; u = u - 128
|
|
||||||
psubsw mm2,mm7 ; v = v - 128
|
|
||||||
; load r,g,b with y
|
|
||||||
movq mm3,mm0 ; r = y
|
|
||||||
pshufw mm5,mm0, 0xE4 ; b = y
|
|
||||||
|
|
||||||
; r = r + v + v >> 2 + v >> 3 + v >> 5
|
|
||||||
paddsw mm3, mm2 ; add v to r
|
|
||||||
movq mm7, mm1 ; move u to scratch
|
|
||||||
pshufw mm6, mm2, 0xE4 ; move v to scratch
|
|
||||||
|
|
||||||
psraw mm6,2 ; divide v by 4
|
|
||||||
paddsw mm3, mm6 ; and add to r
|
|
||||||
psraw mm6,1 ; divide v by 2
|
|
||||||
paddsw mm3, mm6 ; and add to r
|
|
||||||
psraw mm6,2 ; divide v by 4
|
|
||||||
paddsw mm3, mm6 ; and add to r
|
|
||||||
|
|
||||||
; b = y + u + u >> 1 + u >> 2 + u >> 6
|
|
||||||
paddsw mm5, mm1 ; add u to b
|
|
||||||
psraw mm7,1 ; divide u by 2
|
|
||||||
paddsw mm5, mm7 ; and add to b
|
|
||||||
psraw mm7,1 ; divide u by 2
|
|
||||||
paddsw mm5, mm7 ; and add to b
|
|
||||||
psraw mm7,4 ; divide u by 32
|
|
||||||
paddsw mm5, mm7 ; and add to b
|
|
||||||
|
|
||||||
; g = y - u >> 2 - u >> 4 - u >> 5 - v >> 1 - v >> 3 - v >> 4 - v >> 5
|
|
||||||
movq mm7,mm2 ; move v to scratch
|
|
||||||
pshufw mm6,mm1, 0xE4 ; move u to scratch
|
|
||||||
movq mm4,mm0 ; g = y
|
|
||||||
|
|
||||||
psraw mm6,2 ; divide u by 4
|
|
||||||
psubsw mm4,mm6 ; subtract from g
|
|
||||||
psraw mm6,2 ; divide u by 4
|
|
||||||
psubsw mm4,mm6 ; subtract from g
|
|
||||||
psraw mm6,1 ; divide u by 2
|
|
||||||
psubsw mm4,mm6 ; subtract from g
|
|
||||||
|
|
||||||
psraw mm7,1 ; divide v by 2
|
|
||||||
psubsw mm4,mm7 ; subtract from g
|
|
||||||
psraw mm7,2 ; divide v by 4
|
|
||||||
psubsw mm4,mm7 ; subtract from g
|
|
||||||
psraw mm7,1 ; divide v by 2
|
|
||||||
psubsw mm4,mm7 ; subtract from g
|
|
||||||
psraw mm7,1 ; divide v by 2
|
|
||||||
psubsw mm4,mm7 ; subtract from g
|
|
||||||
%endmacro
|
|
||||||
|
|
||||||
; outputer
|
; outputer
|
||||||
%macro rgba32sse2output 0
|
%macro rgba32sse2output 0
|
||||||
; clamp values
|
; clamp values
|
||||||
@@ -173,24 +112,6 @@
|
|||||||
movntdq [edi+16], xmm0 ; output second 4 pixels bypassing cache
|
movntdq [edi+16], xmm0 ; output second 4 pixels bypassing cache
|
||||||
%endmacro
|
%endmacro
|
||||||
|
|
||||||
; outputer
|
|
||||||
%macro rgba32sseoutput 0
|
|
||||||
; clamp values
|
|
||||||
pxor mm7,mm7
|
|
||||||
packuswb mm3,mm7 ; clamp to 0,255 and pack R to 8 bit per pixel
|
|
||||||
packuswb mm4,mm7 ; clamp to 0,255 and pack G to 8 bit per pixel
|
|
||||||
packuswb mm5,mm7 ; clamp to 0,255 and pack B to 8 bit per pixel
|
|
||||||
; convert to bgra32 packed
|
|
||||||
punpcklbw mm5,mm4 ; bgbgbgbgbgbgbgbg
|
|
||||||
movq mm0, mm5 ; save bg values
|
|
||||||
punpcklbw mm3,mm7 ; r0r0r0r0
|
|
||||||
punpcklwd mm5,mm3 ; lower half bgr0bgr0
|
|
||||||
punpckhwd mm0,mm3 ; upper half bgr0bgr0
|
|
||||||
; write to output ptr
|
|
||||||
movq [edi], mm5 ; output first 2 pixels
|
|
||||||
movq [edi+8], mm0 ; output second 2 pixels
|
|
||||||
%endmacro
|
|
||||||
|
|
||||||
SECTION .data align=16
|
SECTION .data align=16
|
||||||
|
|
||||||
Const16 dw 16
|
Const16 dw 16
|
||||||
@@ -342,120 +263,4 @@ ENDLOOP1:
|
|||||||
pop ebp
|
pop ebp
|
||||||
ret
|
ret
|
||||||
|
|
||||||
cglobal Convert_YUV422_RGBA32_SSE
|
|
||||||
; reserve variables
|
|
||||||
push ebp
|
|
||||||
mov ebp, esp
|
|
||||||
push edi
|
|
||||||
push esi
|
|
||||||
push ecx
|
|
||||||
|
|
||||||
mov esi, [fromPtr]
|
|
||||||
mov ecx, [width]
|
|
||||||
mov edi, [toPtr]
|
|
||||||
; loop width / 4 times
|
|
||||||
shr ecx,2
|
|
||||||
test ecx,ecx
|
|
||||||
jng ENDLOOP2
|
|
||||||
REPEATLOOP2: ; loop over width / 4
|
|
||||||
|
|
||||||
; YUV422 packed inputer
|
|
||||||
movq mm0, [esi] ; should have yuyv yuyv
|
|
||||||
pshufw mm1, mm0, 0xE4 ; copy to mm1
|
|
||||||
movq mm2, mm0 ; copy to mm2
|
|
||||||
; extract y
|
|
||||||
pxor mm7,mm7 ; 0000000000000000
|
|
||||||
pcmpeqb mm6,mm6 ; ffffffffffffffff
|
|
||||||
punpckhbw mm6,mm7 ; interleave mm7 into mm6 ff00ff00ff00ff00
|
|
||||||
pand mm0, mm6 ; clear all but y values leaving y0y0 etc
|
|
||||||
; extract u and duplicate so each u in yuyv becomes 0u0u
|
|
||||||
psrld mm6,8 ; 00ff0000 00ff0000
|
|
||||||
pand mm1, mm6 ; clear all yv values leaving 0u00 etc
|
|
||||||
psrld mm1,8 ; rotate u to get u000
|
|
||||||
pshufw mm1,mm1, 0xA0 ; copy u values to get u0u0 (SSE not MMX)
|
|
||||||
; extract v
|
|
||||||
pslld mm6,16 ; 000000ff000000ff
|
|
||||||
pand mm2, mm6 ; clear all yu values leaving 000v etc
|
|
||||||
psrld mm2,8 ; rotate v to get 00v0
|
|
||||||
pshufw mm2,mm2, 0xF5 ; copy v values to get v0v0 (SSE not MMX)
|
|
||||||
|
|
||||||
yuv2rgbsse
|
|
||||||
|
|
||||||
rgba32sseoutput
|
|
||||||
|
|
||||||
; endloop
|
|
||||||
add edi,16
|
|
||||||
add esi,8
|
|
||||||
sub ecx, 1 ; apparently sub is better than dec
|
|
||||||
jnz REPEATLOOP2
|
|
||||||
ENDLOOP2:
|
|
||||||
; Cleanup
|
|
||||||
emms ; reset mmx regs back to float
|
|
||||||
pop ecx
|
|
||||||
pop esi
|
|
||||||
pop edi
|
|
||||||
mov esp, ebp
|
|
||||||
pop ebp
|
|
||||||
ret
|
|
||||||
|
|
||||||
cglobal Convert_YUV420P_RGBA32_SSE
|
|
||||||
; reserve variables
|
|
||||||
push ebp
|
|
||||||
mov ebp, esp
|
|
||||||
push edi
|
|
||||||
push esi
|
|
||||||
push ecx
|
|
||||||
push eax
|
|
||||||
push ebx
|
|
||||||
|
|
||||||
mov esi, [fromYPtr]
|
|
||||||
mov eax, [fromUPtr]
|
|
||||||
mov ebx, [fromVPtr]
|
|
||||||
mov edi, [toPtr1]
|
|
||||||
mov ecx, [width1]
|
|
||||||
; loop width / 4 times
|
|
||||||
shr ecx,2
|
|
||||||
test ecx,ecx
|
|
||||||
jng ENDLOOP3
|
|
||||||
REPEATLOOP3: ; loop over width / 4
|
|
||||||
; YUV420 Planar inputer
|
|
||||||
movq mm0, [esi] ; fetch 4 y values (8 bit) yyyy0000
|
|
||||||
movd mm1, [eax] ; fetch 2 u values (8 bit) uu000000
|
|
||||||
movd mm2, [ebx] ; fetch 2 v values (8 bit) vv000000
|
|
||||||
|
|
||||||
; extract y
|
|
||||||
pxor mm7,mm7 ; 0000000000000000
|
|
||||||
punpcklbw mm0,mm7 ; interleave xmm7 into xmm0 y0y0y0y
|
|
||||||
; extract u and duplicate so each becomes 0u0u
|
|
||||||
punpcklbw mm1,mm7 ; interleave xmm7 into xmm1 u0u00000
|
|
||||||
punpcklwd mm1,mm7 ; interleave again u000u000
|
|
||||||
pshufw mm1,mm1, 0xA0 ; copy u values to get u0u0
|
|
||||||
; extract v
|
|
||||||
punpcklbw mm2,mm7 ; interleave xmm7 into xmm1 v0v00000
|
|
||||||
punpcklwd mm2,mm7 ; interleave again v000v000
|
|
||||||
pshufw mm2,mm2, 0xA0 ; copy v values to get v0v0
|
|
||||||
|
|
||||||
yuv2rgbsse
|
|
||||||
|
|
||||||
rgba32sseoutput
|
|
||||||
|
|
||||||
; endloop
|
|
||||||
add edi,16
|
|
||||||
add esi,4
|
|
||||||
add eax,2
|
|
||||||
add ebx,2
|
|
||||||
sub ecx, 1 ; apparently sub is better than dec
|
|
||||||
jnz REPEATLOOP3
|
|
||||||
ENDLOOP3:
|
|
||||||
; Cleanup
|
|
||||||
emms
|
|
||||||
pop ebx
|
|
||||||
pop eax
|
|
||||||
pop ecx
|
|
||||||
pop esi
|
|
||||||
pop edi
|
|
||||||
mov esp, ebp
|
|
||||||
pop ebp
|
|
||||||
ret
|
|
||||||
|
|
||||||
SECTION .note.GNU-stack noalloc noexec nowrite progbits
|
SECTION .note.GNU-stack noalloc noexec nowrite progbits
|
||||||
@@ -0,0 +1,307 @@
|
|||||||
|
;
|
||||||
|
; Copyright (C) 2009-2010 David McPaul
|
||||||
|
;
|
||||||
|
; All rights reserved. Distributed under the terms of the MIT License.
|
||||||
|
;
|
||||||
|
|
||||||
|
; A rather unoptimised set of ssse3 yuv to rgb converters
|
||||||
|
; does 8 pixels per loop
|
||||||
|
|
||||||
|
; inputer:
|
||||||
|
; reads 128 bits of yuv 8 bit data and puts
|
||||||
|
; the y values converted to 16 bit in xmm0
|
||||||
|
; the u values converted to 16 bit and duplicated into xmm1
|
||||||
|
; the v values converted to 16 bit and duplicated into xmm2
|
||||||
|
|
||||||
|
; conversion:
|
||||||
|
; does the yuv to rgb conversion using 16 bit fixed point and the
|
||||||
|
; results are placed into the following registers as 8 bit clamped values
|
||||||
|
; r values in xmm3
|
||||||
|
; g values in xmm4
|
||||||
|
; b values in xmm5
|
||||||
|
|
||||||
|
; outputer:
|
||||||
|
; writes out the rgba pixels as 8 bit values with 0 for alpha
|
||||||
|
|
||||||
|
; xmm6 used for scratch
|
||||||
|
; xmm7 used for scratch
|
||||||
|
|
||||||
|
%macro cglobal 1
|
||||||
|
global _%1
|
||||||
|
%define %1 _%1
|
||||||
|
align 16
|
||||||
|
%1:
|
||||||
|
%endmacro
|
||||||
|
|
||||||
|
; conversion code
|
||||||
|
%macro yuv2rgbsse2 0
|
||||||
|
; u = u - 128
|
||||||
|
; v = v - 128
|
||||||
|
; r = y + v + v >> 2 + v >> 3 + v >> 5
|
||||||
|
; g = y - (u >> 2 + u >> 4 + u >> 5) - (v >> 1 + v >> 3 + v >> 4 + v >> 5)
|
||||||
|
; b = y + u + u >> 1 + u >> 2 + u >> 6
|
||||||
|
; subtract 16 from y
|
||||||
|
movdqa xmm7, [Const16] ; loads a constant using data cache (slower on first fetch but then cached)
|
||||||
|
psubsw xmm0,xmm7 ; y = y - 16
|
||||||
|
; subtract 128 from u and v
|
||||||
|
movdqa xmm7, [Const128] ; loads a constant using data cache (slower on first fetch but then cached)
|
||||||
|
psubsw xmm1,xmm7 ; u = u - 128
|
||||||
|
psubsw xmm2,xmm7 ; v = v - 128
|
||||||
|
; load r,b with y
|
||||||
|
movdqa xmm3,xmm0 ; r = y
|
||||||
|
pshufd xmm5,xmm0, 0xE4 ; b = y
|
||||||
|
|
||||||
|
; r = y + v + v >> 2 + v >> 3 + v >> 5
|
||||||
|
paddsw xmm3, xmm2 ; add v to r
|
||||||
|
movdqa xmm7, xmm1 ; move u to scratch
|
||||||
|
pshufd xmm6, xmm2, 0xE4 ; move v to scratch
|
||||||
|
|
||||||
|
psraw xmm6,2 ; divide v by 4
|
||||||
|
paddsw xmm3, xmm6 ; and add to r
|
||||||
|
psraw xmm6,1 ; divide v by 2
|
||||||
|
paddsw xmm3, xmm6 ; and add to r
|
||||||
|
psraw xmm6,2 ; divide v by 4
|
||||||
|
paddsw xmm3, xmm6 ; and add to r
|
||||||
|
|
||||||
|
; b = y + u + u >> 1 + u >> 2 + u >> 6
|
||||||
|
paddsw xmm5, xmm1 ; add u to b
|
||||||
|
psraw xmm7,1 ; divide u by 2
|
||||||
|
paddsw xmm5, xmm7 ; and add to b
|
||||||
|
psraw xmm7,1 ; divide u by 2
|
||||||
|
paddsw xmm5, xmm7 ; and add to b
|
||||||
|
psraw xmm7,4 ; divide u by 32
|
||||||
|
paddsw xmm5, xmm7 ; and add to b
|
||||||
|
|
||||||
|
; g = y - u >> 2 - u >> 4 - u >> 5 - v >> 1 - v >> 3 - v >> 4 - v >> 5
|
||||||
|
movdqa xmm7,xmm2 ; move v to scratch
|
||||||
|
pshufd xmm6,xmm1, 0xE4 ; move u to scratch
|
||||||
|
movdqa xmm4,xmm0 ; g = y
|
||||||
|
|
||||||
|
psraw xmm6,2 ; divide u by 4
|
||||||
|
psubsw xmm4,xmm6 ; subtract from g
|
||||||
|
psraw xmm6,2 ; divide u by 4
|
||||||
|
psubsw xmm4,xmm6 ; subtract from g
|
||||||
|
psraw xmm6,1 ; divide u by 2
|
||||||
|
psubsw xmm4,xmm6 ; subtract from g
|
||||||
|
|
||||||
|
psraw xmm7,1 ; divide v by 2
|
||||||
|
psubsw xmm4,xmm7 ; subtract from g
|
||||||
|
psraw xmm7,2 ; divide v by 4
|
||||||
|
psubsw xmm4,xmm7 ; subtract from g
|
||||||
|
psraw xmm7,1 ; divide v by 2
|
||||||
|
psubsw xmm4,xmm7 ; subtract from g
|
||||||
|
psraw xmm7,1 ; divide v by 2
|
||||||
|
psubsw xmm4,xmm7 ; subtract from g
|
||||||
|
%endmacro
|
||||||
|
|
||||||
|
; outputer
|
||||||
|
%macro rgba32sse2output 0
|
||||||
|
; clamp values
|
||||||
|
pxor xmm7,xmm7
|
||||||
|
packuswb xmm3,xmm7 ; clamp to 0,255 and pack R to 8 bit per pixel
|
||||||
|
packuswb xmm4,xmm7 ; clamp to 0,255 and pack G to 8 bit per pixel
|
||||||
|
packuswb xmm5,xmm7 ; clamp to 0,255 and pack B to 8 bit per pixel
|
||||||
|
; convert to bgra32 packed
|
||||||
|
punpcklbw xmm5,xmm4 ; bgbgbgbgbgbgbgbg
|
||||||
|
movdqa xmm0, xmm5 ; save bg values
|
||||||
|
punpcklbw xmm3,xmm7 ; r0r0r0r0r0r0r0r0
|
||||||
|
punpcklwd xmm5,xmm3 ; lower half bgr0bgr0bgr0bgr0
|
||||||
|
punpckhwd xmm0,xmm3 ; upper half bgr0bgr0bgr0bgr0
|
||||||
|
; write to output ptr
|
||||||
|
movntdq [edi], xmm5 ; output first 4 pixels bypassing cache
|
||||||
|
movntdq [edi+16], xmm0 ; output second 4 pixels bypassing cache
|
||||||
|
%endmacro
|
||||||
|
|
||||||
|
SECTION .data align=16
|
||||||
|
|
||||||
|
Const16 dw 16
|
||||||
|
dw 16
|
||||||
|
dw 16
|
||||||
|
dw 16
|
||||||
|
dw 16
|
||||||
|
dw 16
|
||||||
|
dw 16
|
||||||
|
dw 16
|
||||||
|
|
||||||
|
Const128 dw 128
|
||||||
|
dw 128
|
||||||
|
dw 128
|
||||||
|
dw 128
|
||||||
|
dw 128
|
||||||
|
dw 128
|
||||||
|
dw 128
|
||||||
|
dw 128
|
||||||
|
|
||||||
|
UMask db 0x01
|
||||||
|
db 0x80
|
||||||
|
db 0x01
|
||||||
|
db 0x80
|
||||||
|
db 0x05
|
||||||
|
db 0x80
|
||||||
|
db 0x05
|
||||||
|
db 0x80
|
||||||
|
db 0x09
|
||||||
|
db 0x80
|
||||||
|
db 0x09
|
||||||
|
db 0x80
|
||||||
|
db 0x0d
|
||||||
|
db 0x80
|
||||||
|
db 0x0d
|
||||||
|
db 0x80
|
||||||
|
|
||||||
|
VMask db 0x03
|
||||||
|
db 0x80
|
||||||
|
db 0x03
|
||||||
|
db 0x80
|
||||||
|
db 0x07
|
||||||
|
db 0x80
|
||||||
|
db 0x07
|
||||||
|
db 0x80
|
||||||
|
db 0x0b
|
||||||
|
db 0x80
|
||||||
|
db 0x0b
|
||||||
|
db 0x80
|
||||||
|
db 0x0f
|
||||||
|
db 0x80
|
||||||
|
db 0x0f
|
||||||
|
db 0x80
|
||||||
|
|
||||||
|
YMask db 0x00
|
||||||
|
db 0x80
|
||||||
|
db 0x02
|
||||||
|
db 0x80
|
||||||
|
db 0x04
|
||||||
|
db 0x80
|
||||||
|
db 0x06
|
||||||
|
db 0x80
|
||||||
|
db 0x08
|
||||||
|
db 0x80
|
||||||
|
db 0x0a
|
||||||
|
db 0x80
|
||||||
|
db 0x0c
|
||||||
|
db 0x80
|
||||||
|
db 0x0e
|
||||||
|
db 0x80
|
||||||
|
|
||||||
|
|
||||||
|
; void Convert_YUV422_RGBA32_SSSE3(void *fromPtr, void *toPtr, int width)
|
||||||
|
width equ ebp+16
|
||||||
|
toPtr equ ebp+12
|
||||||
|
fromPtr equ ebp+8
|
||||||
|
|
||||||
|
; void Convert_YUV420P_RGBA32_SSSE3(void *fromYPtr, void *fromUPtr, void *fromVPtr, void *toPtr, int width)
|
||||||
|
width1 equ ebp+24
|
||||||
|
toPtr1 equ ebp+20
|
||||||
|
fromVPtr equ ebp+16
|
||||||
|
fromUPtr equ ebp+12
|
||||||
|
fromYPtr equ ebp+8
|
||||||
|
|
||||||
|
SECTION .text align=16
|
||||||
|
|
||||||
|
cglobal Convert_YUV422_RGBA32_SSSE3
|
||||||
|
; reserve variables
|
||||||
|
push ebp
|
||||||
|
mov ebp, esp
|
||||||
|
push edi
|
||||||
|
push esi
|
||||||
|
push ecx
|
||||||
|
|
||||||
|
mov esi, [fromPtr]
|
||||||
|
mov edi, [toPtr]
|
||||||
|
mov ecx, [width]
|
||||||
|
; loop width / 8 times
|
||||||
|
shr ecx,3
|
||||||
|
test ecx,ecx
|
||||||
|
jng ENDLOOP
|
||||||
|
REPEATLOOP: ; loop over width / 8
|
||||||
|
; YUV422 packed inputer
|
||||||
|
movdqa xmm0, [esi] ; should have yuyv yuyv yuyv yuyv
|
||||||
|
pshufd xmm1, xmm0, 0xE4 ; copy to xmm1
|
||||||
|
movdqa xmm2, xmm0 ; copy to xmm2
|
||||||
|
; extract both y giving y0y0
|
||||||
|
pshufb xmm0, [YMask]
|
||||||
|
; extract u and duplicate so each u in yuyv becomes u0u0
|
||||||
|
pshufb xmm1, [UMask]
|
||||||
|
; extract v and duplicate so each v in yuyv becomes v0v0
|
||||||
|
pshufb xmm2, [VMask]
|
||||||
|
|
||||||
|
yuv2rgbsse2
|
||||||
|
|
||||||
|
rgba32sse2output
|
||||||
|
|
||||||
|
; endloop
|
||||||
|
add edi,32
|
||||||
|
add esi,16
|
||||||
|
sub ecx, 1 ; apparently sub is better than dec
|
||||||
|
jnz REPEATLOOP
|
||||||
|
ENDLOOP:
|
||||||
|
; Cleanup
|
||||||
|
pop ecx
|
||||||
|
pop esi
|
||||||
|
pop edi
|
||||||
|
mov esp, ebp
|
||||||
|
pop ebp
|
||||||
|
ret
|
||||||
|
|
||||||
|
cglobal Convert_YUV420P_RGBA32_SSSE3
|
||||||
|
; reserve variables
|
||||||
|
push ebp
|
||||||
|
mov ebp, esp
|
||||||
|
push edi
|
||||||
|
push esi
|
||||||
|
push ecx
|
||||||
|
push eax
|
||||||
|
push ebx
|
||||||
|
|
||||||
|
mov esi, [fromYPtr]
|
||||||
|
mov eax, [fromUPtr]
|
||||||
|
mov ebx, [fromVPtr]
|
||||||
|
mov edi, [toPtr1]
|
||||||
|
mov ecx, [width1]
|
||||||
|
; loop width / 8 times
|
||||||
|
shr ecx,3
|
||||||
|
test ecx,ecx
|
||||||
|
jng ENDLOOP1
|
||||||
|
REPEATLOOP1: ; loop over width / 8
|
||||||
|
; YUV420 Planar inputer
|
||||||
|
movq xmm0, [esi] ; fetch 8 y values (8 bit) yyyyyyyy00000000
|
||||||
|
movd xmm1, [eax] ; fetch 4 u values (8 bit) uuuu000000000000
|
||||||
|
movd xmm2, [ebx] ; fetch 4 v values (8 bit) vvvv000000000000
|
||||||
|
|
||||||
|
; extract y
|
||||||
|
pxor xmm7,xmm7 ; 00000000000000000000000000000000
|
||||||
|
punpcklbw xmm0,xmm7 ; interleave xmm7 into xmm0 y0y0y0y0y0y0y0y0
|
||||||
|
; extract u and duplicate so each becomes 0u0u
|
||||||
|
punpcklbw xmm1,xmm7 ; interleave xmm7 into xmm1 u0u0u0u000000000
|
||||||
|
punpcklwd xmm1,xmm7 ; interleave again u000u000u000u000
|
||||||
|
pshuflw xmm1,xmm1, 0xA0 ; copy u values
|
||||||
|
pshufhw xmm1,xmm1, 0xA0 ; to get u0u0
|
||||||
|
; extract v
|
||||||
|
punpcklbw xmm2,xmm7 ; interleave xmm7 into xmm1 v0v0v0v000000000
|
||||||
|
punpcklwd xmm2,xmm7 ; interleave again v000v000v000v000
|
||||||
|
pshuflw xmm2,xmm2, 0xA0 ; copy v values
|
||||||
|
pshufhw xmm2,xmm2, 0xA0 ; to get v0v0
|
||||||
|
|
||||||
|
yuv2rgbsse2
|
||||||
|
|
||||||
|
rgba32sse2output
|
||||||
|
|
||||||
|
; endloop
|
||||||
|
add edi,32
|
||||||
|
add esi,8
|
||||||
|
add eax,4
|
||||||
|
add ebx,4
|
||||||
|
sub ecx, 1 ; apparently sub is better than dec
|
||||||
|
jnz REPEATLOOP1
|
||||||
|
ENDLOOP1:
|
||||||
|
; Cleanup
|
||||||
|
pop ebx
|
||||||
|
pop eax
|
||||||
|
pop ecx
|
||||||
|
pop esi
|
||||||
|
pop edi
|
||||||
|
mov esp, ebp
|
||||||
|
pop ebp
|
||||||
|
ret
|
||||||
|
|
||||||
|
SECTION .note.GNU-stack noalloc noexec nowrite progbits
|
||||||
Reference in New Issue
Block a user