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XAUDIO2_BUFFER (xaudio2.h) - Win32 apps | Microsoft …
https://docs.microsoft.com/en-us/windows/win32/api/xaudio2/ns-xaudio2-xaudio2_buffer
Size of the audio data, in bytes. Must be no larger than XAUDIO2_MAX_BUFFER_BYTES (defined in xaudio2.h) for PCM data and no larger than XMA_READBUFFER_MAX_BYTES (defined in xma2defs.h) for XMA data.
XAUDIO2_BUFFER_WMA (xaudio2.h) - Win32 apps | …
https://docs.microsoft.com/en-us/windows/win32/api/xaudio2/ns-xaudio2-xaudio2_buffer_wma
The members of XAUDIO2_BUFFER_WMA correspond to values contained in the 'dpds' RIFF chunk of the xWMA file being played. PacketCount will correspond to the size in UINT32s of the chunk. pDecodedPacketCumulativeBytes will correspond to a UINT32 buffer containing the contents of the chunk. The contents of the buffer will need to be byte swapped …
c++ - XAudio2 delay with small buffer size - Stack Overflow
https://stackoverflow.com/questions/10352987/xaudio2-delay-with-small-buffer-size
The problem is that XAudio2(driver or sound card) has huge delays before playing next buffer if buffer size is small (1024 bytes). I made measurements and XAudio takes up to two times long for play such chunk.
sdk-api/ns-xaudio2-xaudio2_buffer.md at docs ...
https://github.com/MicrosoftDocs/sdk-api/blob/docs/sdk-api-src/content/xaudio2/ns-xaudio2-xaudio2_buffer.md
Size of the audio data, in bytes. Must be no larger than XAUDIO2_MAX_BUFFER_BYTES (defined in xaudio2.h) for PCM data and no larger than XMA_READBUFFER_MAX_BYTES (defined in xma2defs.h) for XMA data.
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