Fix IMA ADPCM offset calculation

2009-12-09 09:50:09 -08:00
parent a9fc272e39
commit bd696a6b37
1 changed files with 2 additions and 2 deletions
@@ -2077,9 +2077,9 @@ static ALint GetByteOffset(ALsource *pSource)
                (pBuffer->eOriginalFormat == AL_FORMAT_STEREO_IMA4))
            {
                // Round down to nearest ADPCM block
-                lByteOffset = (pSource->lOffset / (36 * lChannels)) * 36 * lChannels;
+                lByteOffset = pSource->lOffset / (36 * lChannels);
                // Multiply by compression rate
-                lByteOffset = (ALint)(3.6111f * (ALfloat)lByteOffset);
+                lByteOffset = lByteOffset * 65 * lChannels * lBytes;
                lByteOffset -= (lByteOffset % (lChannels * lBytes));
            }
            else if (pBuffer->eOriginalFormat == AL_FORMAT_REAR8)