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authorChris Robinson <[email protected]>2014-11-07 00:54:16 -0800
committerChris Robinson <[email protected]>2014-11-07 00:54:16 -0800
commit0051a9637644795c721945faf64f9917ec5aa788 (patch)
treed5eb47396290ee0f51513e9c01574ffc7cd5cd88 /OpenAL32
parent7a98e92117200ef1071dbf4ef2982141fe84e788 (diff)
Fix 5.1 surround sound
Apparently, 5.1 surround sound is supposed to use the "side" channels, not the back channels, and we've been wrong this whole time. That means the "5.1 Side" is actually the correct 5.1 setup, and using the back channels is anomalous. Additionally, this means the 5.1 buffer format should also use the the side channels instead of the back channels. A final note: the 5.1 mixing coefficients are changed so both use the original 5.1 surround sound set (with the surround channels at +/-110 degrees). So the only difference now between 5.1 "side" and 5.1 "back" is the channel labels.
Diffstat (limited to 'OpenAL32')
-rw-r--r--OpenAL32/Include/alMain.h4
1 files changed, 2 insertions, 2 deletions
diff --git a/OpenAL32/Include/alMain.h b/OpenAL32/Include/alMain.h
index 34722d98..6a0df589 100644
--- a/OpenAL32/Include/alMain.h
+++ b/OpenAL32/Include/alMain.h
@@ -549,8 +549,8 @@ enum DevFmtChannels {
DevFmtX61 = ALC_6POINT1_SOFT,
DevFmtX71 = ALC_7POINT1_SOFT,
- /* Similar to 5.1, except using the side channels instead of back */
- DevFmtX51Side = 0x80000000,
+ /* Similar to 5.1, except using rear channels instead of sides */
+ DevFmtX51Rear = 0x80000000,
DevFmtChannelsDefault = DevFmtStereo
};