chroma input (In5-In8) */
CX25840_SVIDEO_LUMA1 = 0x10,
CX25840_SVIDEO_LUMA2 = 0x20,
CX25840_SVIDEO_LUMA3 = 0x30,
CX25840_SVIDEO_LUMA4 = 0x40,
chroma input (In5-In8) */
CX25840_SVIDEO_LUMA1 = 0x10,
CX25840_SVIDEO_LUMA2 = 0x20,
CX25840_SVIDEO_LUMA3 = 0x30,
CX25840_SVIDEO_LUMA4 = 0x40,