public static void OnAssetInitialised(
int error,
IntPtr userData
)
{
if (userData != IntPtr.Zero)
{
AssetInterface asset = Helper.GCHandleToObject <AssetInterface>((GCHandle)userData);
if (asset != null)
{
asset.OnAssetInitialised(error, userData);
}
}
}
public static void OnAssetRepresentationDataReceived(
string mimeType,
string codec,
float startTime,
IntPtr data,
uint dataSize,
IntPtr userData
)
{
if (userData != IntPtr.Zero)
{
AssetInterface asset = Helper.GCHandleToObject <AssetInterface>((GCHandle)userData);
if (asset != null)
{
asset.OnAssetRepresentationDataReceived(mimeType, codec, startTime, data, dataSize, userData);
}
}
}
public static bool OnAssetSelectRepresentation(
IntPtr adaptionSet,
uint representationIndex,
IntPtr representations,
uint representationCount,
IntPtr userData
)
{
CommonTypes.HVRAdaptationSet _adaptionSet = Helper.PtrToStruct <CommonTypes.HVRAdaptationSet>(adaptionSet);
CommonTypes.HVRRepresentation[] _representations = new CommonTypes.HVRRepresentation[(int)representationCount];
int representationStructSize = Marshal.SizeOf(typeof(CommonTypes.HVRRepresentation));
for (int i = 0; i < _representations.Length; ++i)
{
IntPtr dataPtr = new IntPtr(representations.ToInt64() + representationStructSize * i);
_representations[i] = Helper.PtrToStruct <CommonTypes.HVRRepresentation>(dataPtr);
}
if (userData != IntPtr.Zero)
{
AssetInterface asset = Helper.GCHandleToObject <AssetInterface>((GCHandle)userData);
if (asset != null)
{
return(asset.OnAssetSelectRepresentation(_adaptionSet, representationIndex, _representations, representationCount, userData));
}
}
// at least must return true for one of the representationIndex within [0, representationCount)
if (representationIndex == representationCount - 1)
{
return(true);
}
return(false);
}