Extract Metadata for Stream Filtering
To extract metadata for stream filtering
- Call fpOpenStream() or fpOpenStreamEx2() to open a stream.
- Call fpFilterStream() to filter the stream.
- Call fpCloseStream() to close the input stream.
- Declare a pointer to the KVSummaryInfoEx structure.
- Call fpGetOLESummaryInfo() to extract the metadata.
- Call fpFreeOLESummaryInfo() to free the memory allocated for metadata extraction.