Merge changes from topic "new_formats_huawei"

* changes:
  audiopolicy: fix wrong volume db value for voice call stream
  audio: add new audio formats
diff --git a/media/libmedia/TypeConverter.cpp b/media/libmedia/TypeConverter.cpp
index b4ceeb0..aa77cd3 100644
--- a/media/libmedia/TypeConverter.cpp
+++ b/media/libmedia/TypeConverter.cpp
@@ -215,6 +215,8 @@
     MAKE_STRING_FROM_ENUM(AUDIO_FORMAT_AAC_LATM_HE_V2),
     MAKE_STRING_FROM_ENUM(AUDIO_FORMAT_CELT),
     MAKE_STRING_FROM_ENUM(AUDIO_FORMAT_APTX_ADAPTIVE),
+    MAKE_STRING_FROM_ENUM(AUDIO_FORMAT_LHDC),
+    MAKE_STRING_FROM_ENUM(AUDIO_FORMAT_LHDC_LL),
     TERMINATOR
 };
 
diff --git a/services/audiopolicy/common/managerdefinitions/src/VolumeCurve.cpp b/services/audiopolicy/common/managerdefinitions/src/VolumeCurve.cpp
index 620f361..2625733 100644
--- a/services/audiopolicy/common/managerdefinitions/src/VolumeCurve.cpp
+++ b/services/audiopolicy/common/managerdefinitions/src/VolumeCurve.cpp
@@ -26,16 +26,22 @@
 {
     ALOG_ASSERT(!mCurvePoints.isEmpty(), "Invalid volume curve");
 
-    size_t nbCurvePoints = mCurvePoints.size();
-    // the volume index in the UI is relative to the min and max volume indices for this stream
-    int nbSteps = 1 + mCurvePoints[nbCurvePoints - 1].mIndex - mCurvePoints[0].mIndex;
     if (indexInUi < volIndexMin) {
+        // an index of 0 means mute request when volIndexMin > 0
+        if (indexInUi == 0) {
+            ALOGV("VOLUME forcing mute for index 0 with min index %d", volIndexMin);
+            return VOLUME_MIN_DB;
+        }
         ALOGV("VOLUME remapping index from %d to min index %d", indexInUi, volIndexMin);
         indexInUi = volIndexMin;
     } else if (indexInUi > volIndexMax) {
         ALOGV("VOLUME remapping index from %d to max index %d", indexInUi, volIndexMax);
         indexInUi = volIndexMax;
     }
+
+    size_t nbCurvePoints = mCurvePoints.size();
+    // the volume index in the UI is relative to the min and max volume indices for this stream
+    int nbSteps = 1 + mCurvePoints[nbCurvePoints - 1].mIndex - mCurvePoints[0].mIndex;
     int volIdx = (nbSteps * (indexInUi - volIndexMin)) / (volIndexMax - volIndexMin);
 
     // Where would this volume index been inserted in the curve point
diff --git a/services/audiopolicy/managerdefault/AudioPolicyManager.cpp b/services/audiopolicy/managerdefault/AudioPolicyManager.cpp
index cc151e7..0ea3d72 100644
--- a/services/audiopolicy/managerdefault/AudioPolicyManager.cpp
+++ b/services/audiopolicy/managerdefault/AudioPolicyManager.cpp
@@ -2290,6 +2290,10 @@
                                             int indexMax)
 {
     ALOGV("initStreamVolume() stream %d, min %d, max %d", stream , indexMin, indexMax);
+    if (indexMin < 0 || indexMax < 0) {
+        ALOGE("%s for stream %d: invalid min %d or max %d", __func__, stream , indexMin, indexMax);
+        return;
+    }
     mVolumeCurves->initStreamVolume(stream, indexMin, indexMax);
 
     // initialize other private stream volumes which follow this one
@@ -5624,6 +5628,15 @@
     float minDst = (float)mVolumeCurves->getVolumeIndexMin(dstStream);
     float maxDst = (float)mVolumeCurves->getVolumeIndexMax(dstStream);
 
+    // preserve mute request or correct range
+    if (srcIndex < minSrc) {
+        if (srcIndex == 0) {
+            return 0;
+        }
+        srcIndex = minSrc;
+    } else if (srcIndex > maxSrc) {
+        srcIndex = maxSrc;
+    }
     return (int)(minDst + ((srcIndex - minSrc) * (maxDst - minDst)) / (maxSrc - minSrc));
 }