there are 3 color-spaces

greyscale

8bit per pixel

all platforms

• format: GL_LUMINANCE
• type: GL_UNSIGNED_BYTE
• {chGrey} = {0}

YUV

actually this is Y'UV422 (aka UYVY)

32bit for 2 pixels

OSX (ppc)

• format: GL_YCBCR_422_APPLE
• type: GL_UNSIGNED_SHORT_8_8_REV_APPLE
• {chU, chY0, chV, chY1} = {0,1,2,3}

OSX (i686)

• format: GL_YCBCR_422_APPLE
• type: GL_UNSIGNED_SHORT_8_8_APPLE
• {chU, chY0, chV, chY1} = {0,1,2,3}

other (i686)

• format: GL_YCBCR_422_APPLE
• type: GL_UNSIGNED_BYTE
• {chU, chY0, chV, chY1} = {0,1,2,3}

RGBA

32bit (4*8bit) per pixel

OSX (ppc)

• format: GL_BGRA_EXT
• type: GL_UNSIGNED_INT_8_8_8_8_REV
• {chRed, chGreen, chBlue, chAlpha} = {1,2,3,0} ?
• QuickTime: k32ARGBPixelFormat

OSX (i686)

• format: GL_BGRA_EXT
• type: GL_UNSIGNED_INT_8_8_8_8
• {chRed, chGreen, chBlue, chAlpha} = {1,2,3,0} ?
• QuickTime: k32ARGBPixelFormat ?

linux (i686)

• format: GL_RGBA
• type: GL_UNSIGNED_BYTE
• {chRed, chGreen, chBlue, chAlpha} = {0,1,2,3}

w32 (i686)

• format: GL_RGBA
• type: GL_UNSIGNED_BYTE
• {chRed, chGreen, chBlue, chAlpha} = {0,1,2,3}
• QuickTime: k32RGBAPixelFormat ?