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Core Audio: Send silence to the client in unsupported cases.

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This commit is contained in:
David Reid
2018-11-17 13:24:56 +10:00
parent ba12e1d7bc
commit db33254ceb
1 changed files with 13 additions and 1 deletions
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mini_al.h
+13 -1
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@@ -15011,7 +15011,19 @@ OSStatus mal_on_input__coreaudio(void* pUserData, AudioUnitRenderActionFlags* pA
// This case is where the number of channels in the output buffer do not match our internal channels. It could mean that it's
// not interleaved, in which case we can't handle right now since mini_al does not yet support non-interleaved streams.
// TODO: Call mal_device__send_frames_to_client() with silence.
mal_uint8 silentBuffer[4096];
mal_zero_memory(silentBuffer, sizeof(silentBuffer));
mal_uint32 framesRemaining = frameCount;
while (framesRemaining > 0) {
mal_uint32 framesToSend = sizeof(silentBuffer) / mal_get_bytes_per_frame(pDevice->internalFormat, pDevice->internalChannels);
if (framesToSend > framesRemaining) {
framesToSend = framesRemaining;
}
mal_device__send_frames_to_client(pDevice, framesToSend, silentBuffer);
framesRemaining -= framesToSend;
}
#if defined(MAL_DEBUG_OUTPUT)
printf(" WARNING: Outputting silence. frameCount=%d, mNumberChannels=%d, mDataByteSize=%d\n", frameCount, pRenderBufferList->mBuffers[iBuffer].mNumberChannels, pRenderBufferList->mBuffers[iBuffer].mDataByteSize);