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[g3dvl] get sampler swizzle right for subpictures

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This should make ai44 work correctly.
This commit is contained in:
Christian König 2011-03-26 10:58:38 +01:00
parent c001c39371
commit 5f23328a8a
1 changed files with 21 additions and 14 deletions
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35
src/gallium/state_trackers/xorg/xvmc/subpicture.c
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@ -193,24 +193,31 @@ Status XvMCCreateSubpicture(Display *dpy, XvMCContext *context, XvMCSubpicture *
memset(&sampler_templ, 0, sizeof(sampler_templ));
u_sampler_view_default_template(&sampler_templ, tex, tex->format);
#if 0
switch (image->id) {
switch (xvimage_id) {
case FOURCC_RGB:
assert(subpicture_priv->sfc->format == XvIDToPipe(image->id));
for (y = 0; y < height; ++y) {
dst_line = dst;
for (x = 0; x < width; ++x, src += 3, dst_line += 4) {
dst_line[0] = src[2]; /* B */
dst_line[1] = src[1]; /* G */
dst_line[2] = src[0]; /* R */
}
dst += xfer->stride;
}
sampler_templ.swizzle_r = PIPE_SWIZZLE_BLUE;
sampler_templ.swizzle_g = PIPE_SWIZZLE_GREEN;
sampler_templ.swizzle_b = PIPE_SWIZZLE_RED;
sampler_templ.swizzle_a = PIPE_SWIZZLE_ONE;
break;
case FOURCC_AI44:
sampler_templ.swizzle_r = PIPE_SWIZZLE_ALPHA;
sampler_templ.swizzle_g = PIPE_SWIZZLE_ALPHA;
sampler_templ.swizzle_b = PIPE_SWIZZLE_ALPHA;
sampler_templ.swizzle_a = PIPE_SWIZZLE_RED;
break;
case FOURCC_IA44:
sampler_templ.swizzle_r = PIPE_SWIZZLE_RED;
sampler_templ.swizzle_g = PIPE_SWIZZLE_RED;
sampler_templ.swizzle_b = PIPE_SWIZZLE_RED;
sampler_templ.swizzle_a = PIPE_SWIZZLE_ALPHA;
break;
default:
XVMC_MSG(XVMC_ERR, "[XvMC] Unrecognized Xv image ID 0x%08X.\n", image->id);
XVMC_MSG(XVMC_ERR, "[XvMC] Unrecognized Xv image ID 0x%08X.\n", xvimage_id);
}
#endif
subpicture_priv->sampler = vpipe->create_sampler_view(vpipe, tex, &sampler_templ);
pipe_resource_reference(&tex, NULL);