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c++ Programming Glossary: imgheightProblems converting YV12 to RGB through GLSL http://stackoverflow.com/questions/8977489/problems-converting-yv12-to-rgb-through-glsl static GLfloat Xrot 0 Yrot 0 Zrot 0 static GLint ImgWidth ImgHeight static GLushort ImageYUV NULL static void DrawObject void glBegin.. ImgWidth 0 glVertex2f 1.0 1.0 glTexCoord2f ImgWidth ImgHeight glVertex2f 1.0 1.0 glTexCoord2f 0 ImgHeight glVertex2f 1.0 1.0.. ImgWidth ImgHeight glVertex2f 1.0 1.0 glTexCoord2f 0 ImgHeight glVertex2f 1.0 1.0 glEnd static void Display void glClear GL_COLOR_BUFFER_BIT..
Image scaling (KeepAspectRatioByExpanding) through OpenGL http://stackoverflow.com/questions/9011108/image-scaling-keepaspectratiobyexpanding-through-opengl enable n uniform sampler2DRect tex uniform float ImgHeight chromaHeight_Half chromaWidth void main vec2 t gl_TexCoord.. 0 .xy get texcoord from fixed function pipeline float CbY ImgHeight floor t.y 4.0 float CrY ImgHeight chromaHeight_Half floor t.y.. pipeline float CbY ImgHeight floor t.y 4.0 float CrY ImgHeight chromaHeight_Half floor t.y 4.0 float CbCrX floor t.x 2.0 chromaWidth..
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