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Last change
on this file since 24377 was 23564, checked in by vboxsync, 15 years ago |
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video hw accel: fix scaling issue
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Property svn:eol-style
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native
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Property svn:keywords
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Author Date Id Revision
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File size:
824 bytes
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| 1 | #extension GL_ARB_texture_rectangle : enable
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| 2 | uniform sampler2DRect uSrcTex;
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| 3 | uniform sampler2DRect uVTex;
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| 4 | uniform sampler2DRect uUTex;
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| 5 | float vboxSplitBGRA(vec4 color, float coord);
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| 6 | void vboxCConvApplyAYUV(vec4 color);
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| 7 | void vboxCConv()
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| 8 | {
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| 9 | vec2 clrCoordY = vec2(gl_TexCoord[0]);
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| 10 | vec2 clrCoordV = vec2(gl_TexCoord[1]);
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| 11 | int ix = int(clrCoordY.x);
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| 12 | vec2 coordY = vec2(float(ix), clrCoordY.y);
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| 13 | ix = int(clrCoordV.x);
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| 14 | vec2 coordV = vec2(float(ix), clrCoordV.y);
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| 15 | vec4 clrY = texture2DRect(uSrcTex, vec2(coordY));
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| 16 | vec4 clrV = texture2DRect(uVTex, vec2(coordV));
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| 17 | vec4 clrU = texture2DRect(uUTex, vec2(coordV));
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| 18 | float y = vboxSplitBGRA(clrY, clrCoordY.x);
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| 19 | float v = vboxSplitBGRA(clrV, clrCoordV.x);
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| 20 | float u = vboxSplitBGRA(clrU, clrCoordV.x);
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| 21 | vboxCConvApplyAYUV(vec4(u, y, 0.0, v));
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| 22 | }
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