diff options
| -rw-r--r-- | main.c | 13 |
1 files changed, 5 insertions, 8 deletions
@@ -415,14 +415,11 @@ void main() {\n\ y1 = mix(t01.z, t11.x, tcfrac.x * 2.0 - 1.0);\n\ }\n\ float y = mix(y0, y1, tcfrac.y);\n\ - //y = t00.x;\n\ - //cbcr = t00.yw;\n\ - y -= 16.0 / 255.0;\n\ - float cb = cbcr.x - 128.0 / 255.0;\n\ - float cr = cbcr.y - 128.0 / 255.0;\n\ - color = vec3(y+255.0/224.0*1.402*cr,\n\ - 255.0/219.0*y-255.0/224.0*1.772*0.11/0.587*cb-255.0/224.0*1.402*0.299/0.587*cr,\n\ - 255.0/219.0*y+255.0/224.0*1.772*cb);\n\ + float cb = cbcr.x;\n\ + float cr = cbcr.y;\n\ + color = vec3((y-0.0627)+255.0/224.0*1.402*(cr-0.502),\n\ + 255.0/219.0*(y-0.0627)-255.0/224.0*1.772*0.11/0.587*(cb-0.502)-255.0/224.0*1.402*0.299/0.587*(cr-0.502),\n\ + 255.0/219.0*(y-0.0627)+255.0/224.0*1.772*(cb-0.502));\n\ //color = vec3(y);\n\ color = clamp(color, 0.0, 1.0);\n\ } break;\n\ |