Export HEVC HDR metadata to the renderer

1 files changed, 45 insertions, 0 deletions

diff --git a/common/includes/IMediaSideData.h b/common/includes/IMediaSideData.h
new file mode 100644
index 00000000..20d2ce5d
--- /dev/null
+++ b/common/includes/IMediaSideData.h
@@ -0,0 +1,45 @@
+// -----------------------------------------------------------------
+// IMediaSideData interface and data structure definitions
+// -----------------------------------------------------------------
+
+#pragma once
+
+// -----------------------------------------------------------------
+// Interface to exchange binary side data
+// -----------------------------------------------------------------
+// This interface should be implemented in IMediaSample objects and accessed through IUnknown
+// It allows binary side data to be attached to the media samples and delivered with them
+// Restrictions: Only one side data per type can be attached
+[uuid("F940AE7F-48EB-4377-806C-8FC48CAB2292")]
+interface IMediaSideData : public IUnknown
+{
+  // Set the side data identified by guidType to the data provided
+  // The provided data will be copied and stored internally
+  STDMETHOD(SetSideData)(GUID guidType, const BYTE *pData, size_t size) PURE;
+
+  // Get the side data identified by guidType
+  // The caller receives pointers to the internal data, and the pointers shall stay
+  // valid for the lifetime of the object
+  STDMETHOD(GetSideData)(GUID guidType, const BYTE **pData, size_t *pSize) PURE;
+};
+
+
+// -----------------------------------------------------------------
+// High-Dynamic-Range (HDR) Side Data
+// -----------------------------------------------------------------
+
+// {53820DBC-A7B8-49C4-B17B-E511591A790C}
+DEFINE_GUID(IID_MediaSideDataHDR,
+0x53820dbc, 0xa7b8, 0x49c4, 0xb1, 0x7b, 0xe5, 0x11, 0x59, 0x1a, 0x79, 0xc);
+
+#pragma pack(push, 1)
+struct MediaSideDataHDR
+{
+  double display_primaries_x[3];
+  double display_primaries_y[3];
+  double white_point_x;
+  double white_point_y;
+  double max_display_mastering_luminance;
+  double min_display_mastering_luminance;
+};
+#pragma pack(pop)