*primaries = NULL;
break;
+ case AVCOL_PRI_BT470BG:
+ *primaries = kCVImageBufferColorPrimaries_EBU_3213;
+ break;
+
+ case AVCOL_PRI_SMPTE170M:
+ *primaries = kCVImageBufferColorPrimaries_SMPTE_C;
+ break;
+
case AVCOL_PRI_BT709:
*primaries = kCVImageBufferColorPrimaries_ITU_R_709_2;
break;