DLS: fix loop calculation for 16-bit am: 97f70ed81d am: 4f077e4de6android-13.0.0_r83android-13.0.0_r82android-13.0.0_r81android-13.0.0_r80android-13.0.0_r79android-13.0.0_r78android-13.0.0_r77android-13.0.0_r76android-13.0.0_r75android-13.0.0_r74android-13.0.0_r73android-13.0.0_r72android-13.0.0_r71android-13.0.0_r70android-13.0.0_r69android-13.0.0_r68android-13.0.0_r67android-13.0.0_r66android-13.0.0_r65android-13.0.0_r64android-13.0.0_r63android-13.0.0_r62android-13.0.0_r61android-13.0.0_r60android-13.0.0_r59android-13.0.0_r58android-13.0.0_r56android-13.0.0_r54android-13.0.0_r53android-13.0.0_r52android-13.0.0_r51android-13.0.0_r50android-13.0.0_r49android-13.0.0_r48android-13.0.0_r47android-13.0.0_r46android-13.0.0_r45android-13.0.0_r44android-13.0.0_r43android-13.0.0_r42android-13.0.0_r41android-13.0.0_r40android-13.0.0_r39android-13.0.0_r38android-13.0.0_r37android-13.0.0_r36android-13.0.0_r35android-13.0.0_r34android-13.0.0_r33android-13.0.0_r32android13-qpr3-s9-releaseandroid13-qpr3-s8-releaseandroid13-qpr3-s7-releaseandroid13-qpr3-s6-releaseandroid13-qpr3-s5-releaseandroid13-qpr3-s4-releaseandroid13-qpr3-s3-releaseandroid13-qpr3-s2-releaseandroid13-qpr3-s14-releaseandroid13-qpr3-s13-releaseandroid13-qpr3-s12-releaseandroid13-qpr3-s11-releaseandroid13-qpr3-s10-releaseandroid13-qpr3-s1-releaseandroid13-qpr3-releaseandroid13-qpr3-c-s8-releaseandroid13-qpr3-c-s7-releaseandroid13-qpr3-c-s6-releaseandroid13-qpr3-c-s5-releaseandroid13-qpr3-c-s4-releaseandroid13-qpr3-c-s3-releaseandroid13-qpr3-c-s2-releaseandroid13-qpr3-c-s12-releaseandroid13-qpr3-c-s11-releaseandroid13-qpr3-c-s10-releaseandroid13-qpr3-c-s1-releaseandroid13-qpr2-s9-releaseandroid13-qpr2-s8-releaseandroid13-qpr2-s7-releaseandroid13-qpr2-s6-releaseandroid13-qpr2-s5-releaseandroid13-qpr2-s3-releaseandroid13-qpr2-s2-releaseandroid13-qpr2-s12-releaseandroid13-qpr2-s11-releaseandroid13-qpr2-s10-releaseandroid13-qpr2-s1-releaseandroid13-qpr2-releaseandroid13-qpr2-b-s1-releaseandroid13-d4-s2-releaseandroid13-d4-s1-releaseandroid13-d4-release

Original change: https://googleplex-android-review.googlesource.com/c/platform/external/sonivox/+/18349826

Change-Id: I3856bb543c15d1ddbf184f3802e006762362a3d7
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>

1 files changed, 14 insertions, 1 deletions

diff --git a/arm-wt-22k/lib_src/eas_dlssynth.c b/arm-wt-22k/lib_src/eas_dlssynth.c
index 8606a29..a07262c 100644
--- a/arm-wt-22k/lib_src/eas_dlssynth.c
+++ b/arm-wt-22k/lib_src/eas_dlssynth.c
@@ -348,11 +348,24 @@ EAS_RESULT DLS_StartVoice (S_VOICE_MGR *pVoiceMgr, S_SYNTH *pSynth, S_SYNTH_VOIC
     pWTVoice->phaseAccum = (EAS_U32) pSynth->pDLS->pDLSSamples + pSynth->pDLS->pDLSSampleOffsets[pDLSRegion->wtRegion.waveIndex];
     if (pDLSRegion->wtRegion.region.keyGroupAndFlags & REGION_FLAG_IS_LOOPED)
     {
+#if defined (_8_BIT_SAMPLES)
         pWTVoice->loopStart = pWTVoice->phaseAccum + pDLSRegion->wtRegion.loopStart;
         pWTVoice->loopEnd = pWTVoice->phaseAccum + pDLSRegion->wtRegion.loopEnd - 1;
+#else //_16_BIT_SAMPLES
+        pWTVoice->loopStart = pWTVoice->phaseAccum + (pDLSRegion->wtRegion.loopStart<<1);
+        pWTVoice->loopEnd = pWTVoice->phaseAccum + (pDLSRegion->wtRegion.loopEnd<<1) - 2;
+#endif
     }
     else
-        pWTVoice->loopStart = pWTVoice->loopEnd = pWTVoice->phaseAccum + pSynth->pDLS->pDLSSampleLen[pDLSRegion->wtRegion.waveIndex] - 1;
+    {
+#if defined (_8_BIT_SAMPLES)
+       pWTVoice->loopStart = pWTVoice->loopEnd = pWTVoice->phaseAccum
+                + pSynth->pDLS->pDLSSampleLen[pDLSRegion->wtRegion.waveIndex] - 1;
+#else //_16_BIT_SAMPLES
+        pWTVoice->loopStart = pWTVoice->loopEnd = pWTVoice->phaseAccum
+                + pSynth->pDLS->pDLSSampleLen[pDLSRegion->wtRegion.waveIndex] - 2;
+#endif
+    }
 
     return EAS_SUCCESS;
 }