enables H265 HDR option and adds PQ transforeFunction to render HDR stream on macOS 10.13+

2021-11-18 12:56:26 +08:00 · 2021-11-18 12:56:26 +08:00 · 0a301dd2f9
commit 0a301dd2f9
parent 43e3679297
2 changed files with 8 additions and 2 deletions
--- a/app/streaming/video/ffmpeg-renderers/vt.mm
+++ b/app/streaming/video/ffmpeg-renderers/vt.mm
@ -222,6 +222,12 @@ public:
                                  kCVImageBufferTransferFunction_ITU_R_2020,
                                  kCVAttachmentMode_ShouldPropagate);
            break;
+        case AVCOL_TRC_SMPTE2084:
+            CVBufferSetAttachment(pixBuf,
+                                  kCVImageBufferTransferFunctionKey,
+                                  kCVImageBufferTransferFunction_SMPTE_ST_2084_PQ,
+                                  kCVAttachmentMode_ShouldPropagate);
+            break;
        default:
            break;
        }