case AV_PIX_FMT_YUV410P:
case AV_PIX_FMT_YUV411P:
case AV_PIX_FMT_GRAY8:
+ case AV_PIX_FMT_NV12:
sws_ctx = sws_getContext(frame->width,
frame->height,
AV_PIX_FMT_GRAYF32,
case AV_PIX_FMT_YUV410P:
case AV_PIX_FMT_YUV411P:
case AV_PIX_FMT_GRAY8:
+ case AV_PIX_FMT_NV12:
sws_ctx = sws_getContext(frame->width,
frame->height,
AV_PIX_FMT_GRAY8,