[FFmpeg-devel] [PATCH] avcodec: Add smpte2084 transfer function to videotoolboxenc

[Nomis101 🐝]

This patch will add support of the smpte2084 transfer function to videotoolboxenc. kCVImageBufferTransferFunction_SMPTE_ST_2084_PQ is available on macOS 10.13 and up.
This is on the bug tracker at https://trac.ffmpeg.org/ticket/7953

diff --git a/libavcodec/videotoolboxenc.c b/libavcodec/videotoolboxenc.c
index 3665581283..e786ebe3a7 100644
--- a/libavcodec/videotoolboxenc.c
+++ b/libavcodec/videotoolboxenc.c
@@ -909,6 +909,12 @@ static int get_cv_transfer_function(AVCodecContext *avctx,
         case AVCOL_TRC_SMPTE240M:
             *transfer_fnc = kCVImageBufferTransferFunction_SMPTE_240M_1995;
             break;
+
+#if __MAC_OS_X_VERSION_MIN_REQUIRED >= 101300
+        case AVCOL_TRC_SMPTE2084:
+            *transfer_fnc = kCVImageBufferTransferFunction_SMPTE_ST_2084_PQ;
+            break;
+#endif

         case AVCOL_TRC_GAMMA22:
             gamma = 2.2;
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