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Fix an overflow bug in channel conversion.

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David Reid
2020-08-29 09:03:39 +10:00
parent a8557e82da
commit f6fcbc7133
1 changed files with 1 additions and 1 deletions
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miniaudio.h
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@@ -38619,7 +38619,7 @@ static ma_result ma_channel_converter_process_pcm_frames__weights(ma_channel_con
for (iChannelIn = 0; iChannelIn < pConverter->channelsIn; ++iChannelIn) { for (iChannelIn = 0; iChannelIn < pConverter->channelsIn; ++iChannelIn) {
for (iChannelOut = 0; iChannelOut < pConverter->channelsOut; ++iChannelOut) { for (iChannelOut = 0; iChannelOut < pConverter->channelsOut; ++iChannelOut) {
ma_int64 s = pFramesOutS32[iFrame*pConverter->channelsOut + iChannelOut]; ma_int64 s = pFramesOutS32[iFrame*pConverter->channelsOut + iChannelOut];
s += (pFramesInS32[iFrame*pConverter->channelsIn + iChannelIn] * pConverter->weights.s16[iChannelIn][iChannelOut]) >> MA_CHANNEL_CONVERTER_FIXED_POINT_SHIFT; s += ((ma_int64)pFramesInS32[iFrame*pConverter->channelsIn + iChannelIn] * pConverter->weights.s16[iChannelIn][iChannelOut]) >> MA_CHANNEL_CONVERTER_FIXED_POINT_SHIFT;
pFramesOutS32[iFrame*pConverter->channelsOut + iChannelOut] = ma_clip_s32(s); pFramesOutS32[iFrame*pConverter->channelsOut + iChannelOut] = ma_clip_s32(s);
} }