Color Conversion

The color conversion functions convert one image format to another image format, for the combinations listed in the following table. The rows represent the input formats and the columns represent the output formats. Supported conversions are discussed in the following sections.

Table 1. Supported Color Conversions
I/O Formats RGBA NV12 NV21 IYUV UYVY YUYV YUV4
RGBA N/A

For details, see the RGBA to NV12

For details, see the RGBA to NV21

For details, see the RGBA to IYUV

For details, see the RGBA to YUV4
NV12

For details, see the NV12 to RGBA

 N/A

For details, see the NV12 to IYUV

For details, see the NV12 to YUV4
NV21

For details, see the NV21 to RGBA

 N/A

For details, see the NV21 to IYUV

For details, see the NV21 to YUV4
IYUV

For details, see the IYUV to RGBA

For details, see the IYUV to NV12

 N/A

For details, see the IYUV to YUV4
UYVY

For details, see the UYVY to RGBA

For details, see the UYVY to NV12

For details, see the UYVY to IYUV

 N/A
YUYV

For details, see the YUYV to RGBA

For details, see the YUYV to NV12

For details, see the YUYV to IYUV

 N/A
YUV4 N/A

RGB to YUV Conversion Matrix

Following is the formula to convert RGB data to YUV data:

YUV to RGB Conversion Matrix

Following is the formula to convert YUV data to RGB data:

Source: http://www.fourcc.org/fccyvrgb.php