- return i_chroma == VLC_FOURCC('I','4','2','0') ||
- i_chroma == VLC_FOURCC('I','Y','U','V') ||
- i_chroma == VLC_FOURCC('Y','V','1','2') ||
- i_chroma == VLC_FOURCC('I','4','2','2');
+ return i_chroma == VLC_CODEC_I420 ||
+ i_chroma == VLC_CODEC_YV12 ||
+ i_chroma == VLC_CODEC_I422;