[Scummvm-cvs-logs] SF.net SVN: scummvm:[47558] scummvm/trunk/backends/platform/sdl/sdl.cpp
lordhoto at users.sourceforge.net
lordhoto at users.sourceforge.net
Mon Jan 25 18:59:14 CET 2010
Revision: 47558
http://scummvm.svn.sourceforge.net/scummvm/?rev=47558&view=rev
Author: lordhoto
Date: 2010-01-25 17:59:05 +0000 (Mon, 25 Jan 2010)
Log Message:
-----------
Fix sample buffer calculation. Now it really asks for a buffer of 2048 samples for 22050Hz, like the comment states.
Modified Paths:
--------------
scummvm/trunk/backends/platform/sdl/sdl.cpp
Modified: scummvm/trunk/backends/platform/sdl/sdl.cpp
===================================================================
--- scummvm/trunk/backends/platform/sdl/sdl.cpp 2010-01-25 17:30:59 UTC (rev 47557)
+++ scummvm/trunk/backends/platform/sdl/sdl.cpp 2010-01-25 17:59:05 UTC (rev 47558)
@@ -715,12 +715,12 @@
_samplesPerSec = SAMPLES_PER_SEC;
// Determine the sample buffer size. We want it to store enough data for
- // about 1/16th of a second. Note that it must be a power of two.
- // So e.g. at 22050 Hz, we request a sample buffer size of 2048.
+ // at least 1/16th of a second (though at maximum 8192 samples). Note
+ // that it must be a power of two. So e.g. at 22050 Hz, we request a
+ // sample buffer size of 2048.
int samples = 8192;
- while (16 * samples >= _samplesPerSec) {
+ while (samples * 16 > _samplesPerSec * 2)
samples >>= 1;
- }
memset(&desired, 0, sizeof(desired));
desired.freq = _samplesPerSec;
This was sent by the SourceForge.net collaborative development platform, the world's largest Open Source development site.
More information about the Scummvm-git-logs
mailing list