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Minor VPX playback optimization. DONT_BUILD.

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git-svn-id: https://svn.eduke32.com/eduke32@5244 1a8010ca-5511-0410-912e-c29ae57300e0
This commit is contained in:
terminx 2015-05-26 00:48:13 +00:00
parent 9898876f27
commit eaa58d2071
1 changed files with 19 additions and 16 deletions
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35
polymer/eduke32/source/animvpx.c
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@ -308,30 +308,33 @@ read_ivf_frame:
if (glinfo.glsl) /*** 3 planes --> packed conversion ***/
{
int32_t x, y;
const int32_t width = img->d_w, height = img->d_h;
const vec2_t dim = { img->d_w, img->d_h };
for (y = 0; y < height; y += 2)
for (int y = 0; y < dim.y; y += 2)
{
for (x = 0; x < width; x += 2)
int const y1 = y + 1;
int const wy = dim.x * y;
int const wy1 = dim.x * y1;
for (int x = 0; x < dim.x; x += 2)
{
uint8_t u = uplane[ustride * (y >> 1) + (x >> 1)];
uint8_t v = vplane[vstride * (y >> 1) + (x >> 1)];
dstpic[(width * y + x) << 2] = yplane[ystride * y + x];
dstpic[(width * y + x + 1) << 2] = yplane[ystride * y + x + 1];
dstpic[(width * (y + 1) + x) << 2] = yplane[ystride * (y + 1) + x];
dstpic[(width * (y + 1) + x + 1) << 2] = yplane[ystride * (y + 1) + x + 1];
dstpic[(wy + x) << 2] = yplane[ystride * y + x];
dstpic[(wy + x + 1) << 2] = yplane[ystride * y + x + 1];
dstpic[(wy1 + x) << 2] = yplane[ystride * y1 + x];
dstpic[(wy1 + x + 1) << 2] = yplane[ystride * y1 + x + 1];
dstpic[((width * y + x) << 2) + 1] = u;
dstpic[((width * y + x + 1) << 2) + 1] = u;
dstpic[((width * (y + 1) + x) << 2) + 1] = u;
dstpic[((width * (y + 1) + x + 1) << 2) + 1] = u;
dstpic[((wy + x) << 2) + 1] = u;
dstpic[((wy + x + 1) << 2) + 1] = u;
dstpic[((wy1 + x) << 2) + 1] = u;
dstpic[((wy1 + x + 1) << 2) + 1] = u;
dstpic[((width * y + x) << 2) + 2] = v;
dstpic[((width * y + x + 1) << 2) + 2] = v;
dstpic[((width * (y + 1) + x) << 2) + 2] = v;
dstpic[((width * (y + 1) + x + 1) << 2) + 2] = v;
dstpic[((wy + x) << 2) + 2] = v;
dstpic[((wy + x + 1) << 2) + 2] = v;
dstpic[((wy1 + x) << 2) + 2] = v;
dstpic[((wy1 + x + 1) << 2) + 2] = v;
}
}
}