VTCopyRAWProcessorExtensionProperties
Returns information about the Media Extension RAW processor supporting the specified format.
Declaration
extern OSStatus VTCopyRAWProcessorExtensionProperties(CMFormatDescriptionRef formatDesc, CFDictionaryRef*mediaExtensionPropertiesOut);Parameters
- formatDesc:
The format description for the video format for which information is being requested.
- mediaExtensionPropertiesOut:
If a Media Extension RAW processor will be used to process the specified format, this pointer will return a dictionary with a set of properties describing the extension RAW processor. The dictionary keys Vtextensionpropertieskey values.
Return Value
If the function succeeds and a Media Extension RAW processor will be used to process this format, the return value will be noErr. If the function succeeds but a Media Extension RAW processor will not be used to process this format, the return value will be kVTCouldNotFindExtensionErr. Otherwise, the return value will be an error code describing the failure.
Discussion
If a Media Extension RAW processor will be used to process the specified format, this function will return information about the Media Extension that will be used.