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authorChris Robinson <[email protected]>2017-05-23 00:02:04 -0700
committerChris Robinson <[email protected]>2017-05-23 00:35:22 -0700
commite6be113903e9a92734b1885b1506c8940940705f (patch)
tree52076c9082f76abede0d846939660dc82980b461 /OpenAL32/Include
parent49e5c535915f52b7888a884f4ed8925682336b28 (diff)
Add an option to dither 8- and 16-bit output
Diffstat (limited to 'OpenAL32/Include')
-rw-r--r--OpenAL32/Include/alMain.h4
-rw-r--r--OpenAL32/Include/alu.h3
2 files changed, 7 insertions, 0 deletions
diff --git a/OpenAL32/Include/alMain.h b/OpenAL32/Include/alMain.h
index ec65c8fc..bbc24f89 100644
--- a/OpenAL32/Include/alMain.h
+++ b/OpenAL32/Include/alMain.h
@@ -798,6 +798,10 @@ struct ALCdevice_struct
/* Delay buffers used to compensate for speaker distances. */
DistanceComp ChannelDelay[MAX_OUTPUT_CHANNELS];
+ /* Dithering control. */
+ bool DitherEnabled;
+ ALuint DitherSeed;
+
/* Running count of the mixer invocations, in 31.1 fixed point. This
* actually increments *twice* when mixing, first at the start and then at
* the end, so the bottom bit indicates if the device is currently mixing
diff --git a/OpenAL32/Include/alu.h b/OpenAL32/Include/alu.h
index 72b3659c..8a56ddb2 100644
--- a/OpenAL32/Include/alu.h
+++ b/OpenAL32/Include/alu.h
@@ -40,6 +40,9 @@ struct ALvoice;
struct ALeffectslot;
+#define DITHER_RNG_SEED 22222
+
+
enum SpatializeMode {
SpatializeOff = AL_FALSE,
SpatializeOn = AL_TRUE,