Gets a chunk from an audio file.
- iOS 2.0+
- macOS 10.4+
- Mac Catalyst 13.0+
- tvOS 9.0+
The audio file whose chunk you want to get.
The four-character code of the designated chunk.
An index specifying which chunk with the four-character code specified in the
inparameter you want to query.
User Data ID
On input, a pointer to the size of the buffer containing the designated chunk. On output, a pointer to the size of bytes copied to the buffer.
A pointer to a buffer in which to copy the chunk data.
A result code. See Result Codes.