Merge "audioflinger: Dump software patches"
diff --git a/media/OWNERS b/media/OWNERS
index 1f687a2..1e2d123 100644
--- a/media/OWNERS
+++ b/media/OWNERS
@@ -2,8 +2,10 @@
 dwkang@google.com
 elaurent@google.com
 essick@google.com
+gkasten@google.com
 hkuang@google.com
 hunga@google.com
+jiabin@google.com
 jmtrivi@google.com
 krocard@google.com
 lajos@google.com
diff --git a/media/libaudioclient/include/media/AudioParameter.h b/media/libaudioclient/include/media/AudioParameter.h
index 8d2a2cf..24837e3 100644
--- a/media/libaudioclient/include/media/AudioParameter.h
+++ b/media/libaudioclient/include/media/AudioParameter.h
@@ -84,6 +84,11 @@
 
     static const char * const valueListSeparator;
 
+    // keyReconfigA2dp: Ask HwModule to reconfigure A2DP offloaded codec
+    // keyReconfigA2dpSupported: Query if HwModule supports A2DP offload codec config
+    static const char * const keyReconfigA2dp;
+    static const char * const keyReconfigA2dpSupported;
+
     String8 toString() const { return toStringImpl(true); }
     String8 keysToString() const { return toStringImpl(false); }
 
diff --git a/media/libmedia/AudioParameter.cpp b/media/libmedia/AudioParameter.cpp
index 190e46f..1c95e27 100644
--- a/media/libmedia/AudioParameter.cpp
+++ b/media/libmedia/AudioParameter.cpp
@@ -49,6 +49,8 @@
 const char * const AudioParameter::valueOn = AUDIO_PARAMETER_VALUE_ON;
 const char * const AudioParameter::valueOff = AUDIO_PARAMETER_VALUE_OFF;
 const char * const AudioParameter::valueListSeparator = AUDIO_PARAMETER_VALUE_LIST_SEPARATOR;
+const char * const AudioParameter::keyReconfigA2dp = AUDIO_PARAMETER_RECONFIG_A2DP;
+const char * const AudioParameter::keyReconfigA2dpSupported = AUDIO_PARAMETER_A2DP_RECONFIG_SUPPORTED;
 
 AudioParameter::AudioParameter(const String8& keyValuePairs)
 {
diff --git a/media/libstagefright/codecs/m4v_h263/dec/src/pvdec_api.cpp b/media/libstagefright/codecs/m4v_h263/dec/src/pvdec_api.cpp
index 8d5d071..75ca846 100644
--- a/media/libstagefright/codecs/m4v_h263/dec/src/pvdec_api.cpp
+++ b/media/libstagefright/codecs/m4v_h263/dec/src/pvdec_api.cpp
@@ -107,6 +107,7 @@
 #else
         if ((size_t)nLayers > SIZE_MAX / sizeof(Vol *)) {
             status = PV_FALSE;
+            oscl_free(video);
             goto fail;
         }
 
@@ -115,7 +116,8 @@
         if (video->vol == NULL) status = PV_FALSE;
         video->memoryUsage += nLayers * sizeof(Vol *);
 
-
+        /* be sure not to leak any previous state */
+        PVCleanUpVideoDecoder(decCtrl);
         /* we need to setup this pointer for the application to */
         /*    pass it around.                                   */
         decCtrl->videoDecoderData = (void *) video;
diff --git a/media/libstagefright/codecs/xaacdec/Android.bp b/media/libstagefright/codecs/xaacdec/Android.bp
new file mode 100644
index 0000000..465951b
--- /dev/null
+++ b/media/libstagefright/codecs/xaacdec/Android.bp
@@ -0,0 +1,38 @@
+cc_library_shared {
+    name: "libstagefright_soft_xaacdec",
+    vendor_available: true,
+    vndk: {
+        enabled: true,
+    },
+
+    srcs: [
+        "SoftXAAC.cpp",
+    ],
+
+    include_dirs: [
+        "frameworks/av/media/libstagefright/include",
+        "frameworks/native/include/media/openmax",
+    ],
+
+    cflags: [
+        "-Werror",
+    ],
+
+    sanitize: {
+        // integer_overflow: true,
+        misc_undefined: [ "signed-integer-overflow", "unsigned-integer-overflow", ],
+        cfi: true,
+    },
+
+    static_libs: ["libxaacdec"],
+
+    shared_libs: [
+        "libstagefright_omx",
+        "libstagefright_foundation",
+        "libutils",
+        "libcutils",
+        "liblog",
+    ],
+
+    compile_multilib: "32",
+}
diff --git a/media/libstagefright/codecs/xaacdec/SoftXAAC.cpp b/media/libstagefright/codecs/xaacdec/SoftXAAC.cpp
new file mode 100644
index 0000000..376755b
--- /dev/null
+++ b/media/libstagefright/codecs/xaacdec/SoftXAAC.cpp
@@ -0,0 +1,1329 @@
+/*
+ * Copyright (C) 2018 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+//#define LOG_NDEBUG 0
+#define LOG_TAG "SoftXAAC"
+#include <utils/Log.h>
+
+#include "SoftXAAC.h"
+
+#include <OMX_AudioExt.h>
+#include <OMX_IndexExt.h>
+#include <cutils/properties.h>
+#include <media/stagefright/foundation/ADebug.h>
+#include <media/stagefright/foundation/hexdump.h>
+#include <media/stagefright/MediaErrors.h>
+#include <utils/misc.h>
+#include <math.h>
+
+#define DRC_DEFAULT_MOBILE_REF_LEVEL 64  /* 64*-0.25dB = -16 dB below full scale for mobile conf */
+#define DRC_DEFAULT_MOBILE_DRC_CUT   127 /* maximum compression of dynamic range for mobile conf */
+#define DRC_DEFAULT_MOBILE_DRC_BOOST 127 /* maximum compression of dynamic range for mobile conf */
+#define DRC_DEFAULT_MOBILE_DRC_HEAVY 1   /* switch for heavy compression for mobile conf */
+#define DRC_DEFAULT_MOBILE_ENC_LEVEL (-1) /* encoder target level; -1 => the value is unknown, otherwise dB step value (e.g. 64 for -16 dB) */
+
+#define PROP_DRC_OVERRIDE_REF_LEVEL  "aac_drc_reference_level"
+#define PROP_DRC_OVERRIDE_CUT        "aac_drc_cut"
+#define PROP_DRC_OVERRIDE_BOOST      "aac_drc_boost"
+#define PROP_DRC_OVERRIDE_HEAVY      "aac_drc_heavy"
+#define PROP_DRC_OVERRIDE_ENC_LEVEL "aac_drc_enc_target_level"
+#define MAX_CHANNEL_COUNT            8  /* maximum number of audio channels that can be decoded */
+
+namespace android {
+
+template<class T>
+static void InitOMXParams(T *params) {
+    params->nSize = sizeof(T);
+    params->nVersion.s.nVersionMajor = 1;
+    params->nVersion.s.nVersionMinor = 0;
+    params->nVersion.s.nRevision = 0;
+    params->nVersion.s.nStep = 0;
+}
+
+static const OMX_U32 kSupportedProfiles[] = {
+    OMX_AUDIO_AACObjectLC,
+    OMX_AUDIO_AACObjectHE,
+    OMX_AUDIO_AACObjectHE_PS,
+    OMX_AUDIO_AACObjectLD,
+    OMX_AUDIO_AACObjectELD,
+};
+
+SoftXAAC::SoftXAAC(
+        const char *name,
+        const OMX_CALLBACKTYPE *callbacks,
+        OMX_PTR appData,
+        OMX_COMPONENTTYPE **component)
+    : SimpleSoftOMXComponent(name, callbacks, appData, component),
+    mIsADTS(false),
+    mInputBufferCount(0),
+    mOutputBufferCount(0),
+    mSignalledError(false),
+    mLastInHeader(NULL),
+    mPrevTimestamp(0),
+    mCurrentTimestamp(0),
+    mOutputPortSettingsChange(NONE),
+    mXheaacCodecHandle(NULL),
+    mInputBufferSize(0),
+    mOutputFrameLength(1024),
+    mInputBuffer(NULL),
+    mOutputBuffer(NULL),
+    mSampFreq(0),
+    mNumChannels(0),
+    mPcmWdSz(0),
+    mChannelMask(0),
+    mIsCodecInitialized(false),
+    mIsCodecConfigFlushRequired(false)
+{
+    initPorts();
+    CHECK_EQ(initDecoder(), (status_t)OK);
+}
+
+SoftXAAC::~SoftXAAC() {
+    int errCode = deInitXAACDecoder();
+    if (0 != errCode) {
+        ALOGE("deInitXAACDecoder() failed %d",errCode);
+    }
+
+    mIsCodecInitialized = false;
+    mIsCodecConfigFlushRequired = false;
+}
+
+void SoftXAAC::initPorts() {
+    OMX_PARAM_PORTDEFINITIONTYPE def;
+    InitOMXParams(&def);
+
+    def.nPortIndex = 0;
+    def.eDir = OMX_DirInput;
+    def.nBufferCountMin = kNumInputBuffers;
+    def.nBufferCountActual = def.nBufferCountMin;
+    def.nBufferSize = 8192;
+    def.bEnabled = OMX_TRUE;
+    def.bPopulated = OMX_FALSE;
+    def.eDomain = OMX_PortDomainAudio;
+    def.bBuffersContiguous = OMX_FALSE;
+    def.nBufferAlignment = 1;
+
+    def.format.audio.cMIMEType = const_cast<char *>("audio/aac");
+    def.format.audio.pNativeRender = NULL;
+    def.format.audio.bFlagErrorConcealment = OMX_FALSE;
+    def.format.audio.eEncoding = OMX_AUDIO_CodingAAC;
+
+    addPort(def);
+
+    def.nPortIndex = 1;
+    def.eDir = OMX_DirOutput;
+    def.nBufferCountMin = kNumOutputBuffers;
+    def.nBufferCountActual = def.nBufferCountMin;
+    def.nBufferSize = 4096 * MAX_CHANNEL_COUNT;
+    def.bEnabled = OMX_TRUE;
+    def.bPopulated = OMX_FALSE;
+    def.eDomain = OMX_PortDomainAudio;
+    def.bBuffersContiguous = OMX_FALSE;
+    def.nBufferAlignment = 2;
+
+    def.format.audio.cMIMEType = const_cast<char *>("audio/raw");
+    def.format.audio.pNativeRender = NULL;
+    def.format.audio.bFlagErrorConcealment = OMX_FALSE;
+    def.format.audio.eEncoding = OMX_AUDIO_CodingPCM;
+
+    addPort(def);
+}
+
+status_t SoftXAAC::initDecoder() {
+    status_t status = UNKNOWN_ERROR;
+
+    unsigned int ui_drc_val;
+    IA_ERRORCODE err_code = IA_NO_ERROR;
+    initXAACDecoder();
+    if (NULL == mXheaacCodecHandle) {
+        ALOGE("AAC decoder is null. initXAACDecoder Failed");
+    } else {
+        status = OK;
+    }
+
+    mEndOfInput = false;
+    mEndOfOutput = false;
+
+    char value[PROPERTY_VALUE_MAX];
+    if (property_get(PROP_DRC_OVERRIDE_REF_LEVEL, value, NULL))
+    {
+        ui_drc_val = atoi(value);
+        ALOGV("AAC decoder using desired DRC target reference level of %d instead of %d",ui_drc_val,
+                DRC_DEFAULT_MOBILE_REF_LEVEL);
+    }
+    else
+    {
+        ui_drc_val= DRC_DEFAULT_MOBILE_REF_LEVEL;
+    }
+
+    err_code = ixheaacd_dec_api(mXheaacCodecHandle,
+                                IA_API_CMD_SET_CONFIG_PARAM,
+                                IA_ENHAACPLUS_DEC_CONFIG_PARAM_DRC_TARGET_LEVEL,
+                                &ui_drc_val);
+
+    ALOGV("Error code returned after DRC Target level set_config is %d", err_code);
+    ALOGV("Setting IA_ENHAACPLUS_DEC_CONFIG_PARAM_DRC_TARGET_LEVEL with value %d", ui_drc_val);
+
+    if (property_get(PROP_DRC_OVERRIDE_CUT, value, NULL))
+    {
+        ui_drc_val = atoi(value);
+        ALOGV("AAC decoder using desired DRC attenuation factor of %d instead of %d", ui_drc_val,
+                DRC_DEFAULT_MOBILE_DRC_CUT);
+    }
+    else
+    {
+        ui_drc_val=DRC_DEFAULT_MOBILE_DRC_CUT;
+    }
+
+    err_code = ixheaacd_dec_api(mXheaacCodecHandle,
+                                IA_API_CMD_SET_CONFIG_PARAM,
+                                IA_ENHAACPLUS_DEC_CONFIG_PARAM_DRC_CUT,
+                                &ui_drc_val);
+    ALOGV("Error code returned after DRC cut factor set_config is %d", err_code);
+    ALOGV("Setting IA_ENHAACPLUS_DEC_CONFIG_PARAM_DRC_CUT with value %d", ui_drc_val);
+
+    if (property_get(PROP_DRC_OVERRIDE_BOOST, value, NULL))
+    {
+        ui_drc_val = atoi(value);
+        ALOGV("AAC decoder using desired DRC boost factor of %d instead of %d", ui_drc_val,
+                DRC_DEFAULT_MOBILE_DRC_BOOST);
+    }
+    else
+    {
+        ui_drc_val = DRC_DEFAULT_MOBILE_DRC_BOOST;
+    }
+
+    err_code = ixheaacd_dec_api(mXheaacCodecHandle,
+                                IA_API_CMD_SET_CONFIG_PARAM,
+                                IA_ENHAACPLUS_DEC_CONFIG_PARAM_DRC_BOOST,
+                                &ui_drc_val);
+    ALOGV("Error code returned after DRC boost factor set_config is %d", err_code);
+    ALOGV("Setting DRC_DEFAULT_MOBILE_DRC_BOOST with value %d", ui_drc_val);
+
+    if (property_get(PROP_DRC_OVERRIDE_BOOST, value, NULL))
+    {
+        ui_drc_val = atoi(value);
+        ALOGV("AAC decoder using desired DRC boost factor of %d instead of %d", ui_drc_val,
+                DRC_DEFAULT_MOBILE_DRC_HEAVY);
+    }
+    else
+    {
+        ui_drc_val = DRC_DEFAULT_MOBILE_DRC_HEAVY;
+    }
+
+    err_code = ixheaacd_dec_api(mXheaacCodecHandle,
+                                IA_API_CMD_SET_CONFIG_PARAM,
+                                IA_ENHAACPLUS_DEC_CONFIG_PARAM_DRC_HEAVY_COMP,
+                                &ui_drc_val);
+    ALOGV("Error code returned after DRC heavy set_config is %d", err_code);
+    ALOGV("Setting DRC_DEFAULT_MOBILE_DRC_HEAVY with value %d", ui_drc_val);
+
+    return status;
+}
+
+OMX_ERRORTYPE SoftXAAC::internalGetParameter(
+        OMX_INDEXTYPE index, OMX_PTR params) {
+
+    switch ((OMX_U32) index) {
+
+        case OMX_IndexParamAudioPortFormat:
+        {
+            OMX_AUDIO_PARAM_PORTFORMATTYPE *formatParams =
+                (OMX_AUDIO_PARAM_PORTFORMATTYPE *)params;
+
+            if (!isValidOMXParam(formatParams)) {
+                return OMX_ErrorBadParameter;
+            }
+
+            if (formatParams->nPortIndex > 1) {
+                return OMX_ErrorUndefined;
+            }
+
+            if (formatParams->nIndex > 0) {
+                return OMX_ErrorNoMore;
+            }
+
+            formatParams->eEncoding =
+                (formatParams->nPortIndex == 0)
+                    ? OMX_AUDIO_CodingAAC : OMX_AUDIO_CodingPCM;
+
+            return OMX_ErrorNone;
+        }
+
+        case OMX_IndexParamAudioAac:
+        {
+            OMX_AUDIO_PARAM_AACPROFILETYPE *aacParams =
+                (OMX_AUDIO_PARAM_AACPROFILETYPE *)params;
+
+            if (!isValidOMXParam(aacParams)) {
+                return OMX_ErrorBadParameter;
+            }
+
+            if (aacParams->nPortIndex != 0) {
+                return OMX_ErrorUndefined;
+            }
+
+            aacParams->nBitRate = 0;
+            aacParams->nAudioBandWidth = 0;
+            aacParams->nAACtools = 0;
+            aacParams->nAACERtools = 0;
+            aacParams->eAACProfile = OMX_AUDIO_AACObjectMain;
+
+            aacParams->eAACStreamFormat =
+                mIsADTS
+                    ? OMX_AUDIO_AACStreamFormatMP4ADTS
+                    : OMX_AUDIO_AACStreamFormatMP4FF;
+
+            aacParams->eChannelMode = OMX_AUDIO_ChannelModeStereo;
+
+            if (!isConfigured()) {
+                aacParams->nChannels = 1;
+                aacParams->nSampleRate = 44100;
+                aacParams->nFrameLength = 0;
+            } else {
+                aacParams->nChannels = mNumChannels;
+                aacParams->nSampleRate = mSampFreq;
+                aacParams->nFrameLength = mOutputFrameLength;
+            }
+
+            return OMX_ErrorNone;
+        }
+
+        case OMX_IndexParamAudioPcm:
+        {
+            OMX_AUDIO_PARAM_PCMMODETYPE *pcmParams =
+                (OMX_AUDIO_PARAM_PCMMODETYPE *)params;
+
+            if (!isValidOMXParam(pcmParams)) {
+                return OMX_ErrorBadParameter;
+            }
+
+            if (pcmParams->nPortIndex != 1) {
+                return OMX_ErrorUndefined;
+            }
+
+            pcmParams->eNumData = OMX_NumericalDataSigned;
+            pcmParams->eEndian = OMX_EndianBig;
+            pcmParams->bInterleaved = OMX_TRUE;
+            pcmParams->nBitPerSample = 16;
+            pcmParams->ePCMMode = OMX_AUDIO_PCMModeLinear;
+            pcmParams->eChannelMapping[0] = OMX_AUDIO_ChannelLF;
+            pcmParams->eChannelMapping[1] = OMX_AUDIO_ChannelRF;
+            pcmParams->eChannelMapping[2] = OMX_AUDIO_ChannelCF;
+            pcmParams->eChannelMapping[3] = OMX_AUDIO_ChannelLFE;
+            pcmParams->eChannelMapping[4] = OMX_AUDIO_ChannelLS;
+            pcmParams->eChannelMapping[5] = OMX_AUDIO_ChannelRS;
+
+            if (!isConfigured()) {
+                pcmParams->nChannels = 1;
+                pcmParams->nSamplingRate = 44100;
+            } else {
+                pcmParams->nChannels = mNumChannels;
+                pcmParams->nSamplingRate = mSampFreq;
+            }
+
+            return OMX_ErrorNone;
+        }
+
+        case OMX_IndexParamAudioProfileQuerySupported:
+        {
+            OMX_AUDIO_PARAM_ANDROID_PROFILETYPE *profileParams =
+                (OMX_AUDIO_PARAM_ANDROID_PROFILETYPE *)params;
+
+            if (!isValidOMXParam(profileParams)) {
+                return OMX_ErrorBadParameter;
+            }
+
+            if (profileParams->nPortIndex != 0) {
+                return OMX_ErrorUndefined;
+            }
+
+            if (profileParams->nProfileIndex >= NELEM(kSupportedProfiles)) {
+                return OMX_ErrorNoMore;
+            }
+
+            profileParams->eProfile =
+                kSupportedProfiles[profileParams->nProfileIndex];
+
+            return OMX_ErrorNone;
+        }
+
+        default:
+            return SimpleSoftOMXComponent::internalGetParameter(index, params);
+    }
+}
+
+OMX_ERRORTYPE SoftXAAC::internalSetParameter(
+        OMX_INDEXTYPE index, const OMX_PTR params) {
+
+    switch ((int)index) {
+        case OMX_IndexParamStandardComponentRole:
+        {
+            const OMX_PARAM_COMPONENTROLETYPE *roleParams =
+                (const OMX_PARAM_COMPONENTROLETYPE *)params;
+
+            if (!isValidOMXParam(roleParams)) {
+                return OMX_ErrorBadParameter;
+            }
+
+            if (strncmp((const char *)roleParams->cRole,
+                        "audio_decoder.aac",
+                        OMX_MAX_STRINGNAME_SIZE - 1)) {
+                return OMX_ErrorUndefined;
+            }
+
+            return OMX_ErrorNone;
+        }
+
+        case OMX_IndexParamAudioPortFormat:
+        {
+            const OMX_AUDIO_PARAM_PORTFORMATTYPE *formatParams =
+                (const OMX_AUDIO_PARAM_PORTFORMATTYPE *)params;
+
+            if (!isValidOMXParam(formatParams)) {
+                return OMX_ErrorBadParameter;
+            }
+
+            if (formatParams->nPortIndex > 1) {
+                return OMX_ErrorUndefined;
+            }
+
+            if ((formatParams->nPortIndex == 0
+                        && formatParams->eEncoding != OMX_AUDIO_CodingAAC)
+                || (formatParams->nPortIndex == 1
+                        && formatParams->eEncoding != OMX_AUDIO_CodingPCM)) {
+                return OMX_ErrorUndefined;
+            }
+
+            return OMX_ErrorNone;
+        }
+
+        case OMX_IndexParamAudioAac:
+        {
+            const OMX_AUDIO_PARAM_AACPROFILETYPE *aacParams =
+                (const OMX_AUDIO_PARAM_AACPROFILETYPE *)params;
+
+            if (!isValidOMXParam(aacParams)) {
+                return OMX_ErrorBadParameter;
+            }
+
+            if (aacParams->nPortIndex != 0) {
+                return OMX_ErrorUndefined;
+            }
+
+            if (aacParams->eAACStreamFormat == OMX_AUDIO_AACStreamFormatMP4FF) {
+                mIsADTS = false;
+            } else if (aacParams->eAACStreamFormat
+                        == OMX_AUDIO_AACStreamFormatMP4ADTS) {
+                mIsADTS = true;
+            } else {
+                return OMX_ErrorUndefined;
+            }
+
+            return OMX_ErrorNone;
+        }
+
+        case OMX_IndexParamAudioAndroidAacPresentation:
+        {
+            const OMX_AUDIO_PARAM_ANDROID_AACPRESENTATIONTYPE *aacPresParams =
+                    (const OMX_AUDIO_PARAM_ANDROID_AACPRESENTATIONTYPE *)params;
+
+            if (!isValidOMXParam(aacPresParams)) {
+                ALOGE("set OMX_ErrorBadParameter");
+                return OMX_ErrorBadParameter;
+            }
+
+            // for the following parameters of the OMX_AUDIO_PARAM_AACPROFILETYPE structure,
+            // a value of -1 implies the parameter is not set by the application:
+            //   nMaxOutputChannels     -1 by default
+            //   nDrcCut                uses default platform properties, see initDecoder()
+            //   nDrcBoost                idem
+            //   nHeavyCompression        idem
+            //   nTargetReferenceLevel    idem
+            //   nEncodedTargetLevel      idem
+            if (aacPresParams->nMaxOutputChannels >= 0) {
+                int max;
+                if (aacPresParams->nMaxOutputChannels >= 8) { max = 8; }
+                else if (aacPresParams->nMaxOutputChannels >= 6) { max = 6; }
+                else if (aacPresParams->nMaxOutputChannels >= 2) { max = 2; }
+                else {
+                    // -1 or 0: disable downmix,  1: mono
+                    max = aacPresParams->nMaxOutputChannels;
+                }
+            }
+            /* Apply DRC Changes */
+            setXAACDRCInfo(aacPresParams->nDrcCut,
+                           aacPresParams->nDrcBoost,
+                           aacPresParams->nTargetReferenceLevel,
+                           aacPresParams->nHeavyCompression);
+
+            return OMX_ErrorNone;
+        }
+
+        case OMX_IndexParamAudioPcm:
+        {
+            const OMX_AUDIO_PARAM_PCMMODETYPE *pcmParams =
+                (OMX_AUDIO_PARAM_PCMMODETYPE *)params;
+
+            if (!isValidOMXParam(pcmParams)) {
+                return OMX_ErrorBadParameter;
+            }
+
+            if (pcmParams->nPortIndex != 1) {
+                return OMX_ErrorUndefined;
+            }
+
+            return OMX_ErrorNone;
+        }
+
+        default:
+            return SimpleSoftOMXComponent::internalSetParameter(index, params);
+    }
+}
+
+bool SoftXAAC::isConfigured() const {
+    return mInputBufferCount > 0;
+}
+
+void SoftXAAC::onQueueFilled(OMX_U32 /* portIndex */) {
+    if (mSignalledError || mOutputPortSettingsChange != NONE) {
+        ALOGE("onQueueFilled do not process %d %d",mSignalledError,mOutputPortSettingsChange);
+        return;
+    }
+
+    uint8_t*  inBuffer        = NULL;
+    uint32_t  inBufferLength  = 0;
+
+    List<BufferInfo *> &inQueue = getPortQueue(0);
+    List<BufferInfo *> &outQueue = getPortQueue(1);
+
+    signed int numOutBytes = 0;
+
+    /* If decoder call fails in between, then mOutputFrameLength is used  */
+    /* Decoded output for AAC is 1024/2048 samples / channel             */
+    /* TODO: For USAC mOutputFrameLength can go up to 4096                 */
+    /* Note: entire buffer logic to save and retrieve assumes 2 bytes per*/
+    /* sample currently                                                  */
+    if (mIsCodecInitialized) {
+        numOutBytes = mOutputFrameLength * (mPcmWdSz/8) * mNumChannels;
+        if ((mPcmWdSz/8) != 2) {
+            ALOGE("XAAC assumes 2 bytes per sample! mPcmWdSz %d",mPcmWdSz);
+        }
+    }
+
+    while ((!inQueue.empty() || mEndOfInput) && !outQueue.empty()) {
+        if (!inQueue.empty()) {
+            BufferInfo *inInfo = *inQueue.begin();
+            OMX_BUFFERHEADERTYPE *inHeader = inInfo->mHeader;
+
+            mEndOfInput = (inHeader->nFlags & OMX_BUFFERFLAG_EOS) != 0;
+
+            if (mInputBufferCount == 0 && !(inHeader->nFlags & OMX_BUFFERFLAG_CODECCONFIG)) {
+                ALOGE("first buffer should have OMX_BUFFERFLAG_CODECCONFIG set");
+                inHeader->nFlags |= OMX_BUFFERFLAG_CODECCONFIG;
+            }
+            if ((inHeader->nFlags & OMX_BUFFERFLAG_CODECCONFIG) != 0) {
+                BufferInfo *inInfo = *inQueue.begin();
+                OMX_BUFFERHEADERTYPE *inHeader = inInfo->mHeader;
+
+                inBuffer = inHeader->pBuffer + inHeader->nOffset;
+                inBufferLength = inHeader->nFilledLen;
+
+                /* GA header configuration sent to Decoder! */
+                int err_code = configXAACDecoder(inBuffer,inBufferLength);
+                if (0 != err_code) {
+                    ALOGW("configXAACDecoder err_code = %d", err_code);
+                    mSignalledError = true;
+                    notify(OMX_EventError, OMX_ErrorUndefined, err_code, NULL);
+                    return;
+                }
+                mInputBufferCount++;
+                mOutputBufferCount++; // fake increase of outputBufferCount to keep the counters aligned
+
+                inInfo->mOwnedByUs = false;
+                inQueue.erase(inQueue.begin());
+                mLastInHeader = NULL;
+                inInfo = NULL;
+                notifyEmptyBufferDone(inHeader);
+                inHeader = NULL;
+
+                // Only send out port settings changed event if both sample rate
+                // and mNumChannels are valid.
+                if (mSampFreq && mNumChannels && !mIsCodecConfigFlushRequired) {
+                    ALOGV("Configuring decoder: %d Hz, %d channels", mSampFreq, mNumChannels);
+                    notify(OMX_EventPortSettingsChanged, 1, 0, NULL);
+                    mOutputPortSettingsChange = AWAITING_DISABLED;
+                }
+
+                return;
+            }
+
+            if (inHeader->nFilledLen == 0) {
+                inInfo->mOwnedByUs = false;
+                inQueue.erase(inQueue.begin());
+                mLastInHeader = NULL;
+                inInfo = NULL;
+                notifyEmptyBufferDone(inHeader);
+                inHeader = NULL;
+                continue;
+            }
+
+            // Restore Offset and Length for Port reconfig case
+            size_t tempOffset =  inHeader->nOffset;
+            size_t tempFilledLen = inHeader->nFilledLen;
+            if (mIsADTS) {
+                 size_t adtsHeaderSize = 0;
+                // skip 30 bits, aac_frame_length follows.
+                // ssssssss ssssiiip ppffffPc ccohCCll llllllll lll?????
+
+                const uint8_t *adtsHeader = inHeader->pBuffer + inHeader->nOffset;
+
+                bool signalError = false;
+                if (inHeader->nFilledLen < 7) {
+                    ALOGE("Audio data too short to contain even the ADTS header. "
+                            "Got %d bytes.", inHeader->nFilledLen);
+                    hexdump(adtsHeader, inHeader->nFilledLen);
+                    signalError = true;
+                } else {
+                    bool protectionAbsent = (adtsHeader[1] & 1);
+
+                    unsigned aac_frame_length =
+                        ((adtsHeader[3] & 3) << 11)
+                        | (adtsHeader[4] << 3)
+                        | (adtsHeader[5] >> 5);
+
+                    if (inHeader->nFilledLen < aac_frame_length) {
+                        ALOGE("Not enough audio data for the complete frame. "
+                                "Got %d bytes, frame size according to the ADTS "
+                                "header is %u bytes.",
+                                inHeader->nFilledLen, aac_frame_length);
+                        hexdump(adtsHeader, inHeader->nFilledLen);
+                        signalError = true;
+                    } else {
+                        adtsHeaderSize = (protectionAbsent ? 7 : 9);
+                        if (aac_frame_length < adtsHeaderSize) {
+                            signalError = true;
+                        } else {
+                            inBuffer = (uint8_t *)adtsHeader + adtsHeaderSize;
+                            inBufferLength = aac_frame_length - adtsHeaderSize;
+
+                            inHeader->nOffset += adtsHeaderSize;
+                            inHeader->nFilledLen -= adtsHeaderSize;
+                        }
+                    }
+                }
+
+                if (signalError) {
+                    mSignalledError = true;
+                    notify(OMX_EventError, OMX_ErrorStreamCorrupt, ERROR_MALFORMED, NULL);
+                    return;
+                }
+
+                // insert buffer size and time stamp
+                if (mLastInHeader != inHeader) {
+                    mCurrentTimestamp = inHeader->nTimeStamp;
+                    mLastInHeader = inHeader;
+                } else {
+                    mCurrentTimestamp = mPrevTimestamp +
+                        mOutputFrameLength  * 1000000ll / mSampFreq;
+                }
+            } else {
+                inBuffer = inHeader->pBuffer + inHeader->nOffset;
+                inBufferLength = inHeader->nFilledLen;
+                mLastInHeader = inHeader;
+                mCurrentTimestamp = inHeader->nTimeStamp;
+            }
+
+            int numLoops = 0;
+            signed int prevSampleRate = mSampFreq;
+            signed int prevNumChannels = mNumChannels;
+
+            /* XAAC decoder expects first frame to be fed via configXAACDecoder API */
+            /* which should initialize the codec. Once this state is reached, call the  */
+            /* decodeXAACStream API with same frame to decode!                        */
+            if (!mIsCodecInitialized) {
+                int err_code = configXAACDecoder(inBuffer,inBufferLength);
+                if (0 != err_code) {
+                    ALOGW("configXAACDecoder Failed 2 err_code = %d", err_code);
+                    mSignalledError = true;
+                    notify(OMX_EventError, OMX_ErrorUndefined, err_code, NULL);
+                    return;
+                }
+                mIsCodecConfigFlushRequired = true;
+            }
+
+            if (!mSampFreq || !mNumChannels) {
+                if ((mInputBufferCount > 2) && (mOutputBufferCount <= 1)) {
+                    ALOGW("Invalid AAC stream");
+                    ALOGW("mSampFreq %d mNumChannels %d ",mSampFreq,mNumChannels);
+                    mSignalledError = true;
+                    notify(OMX_EventError, OMX_ErrorUndefined, 0, NULL);
+                    return;
+                }
+            } else if ((mSampFreq != prevSampleRate) ||
+                       (mNumChannels != prevNumChannels)) {
+                ALOGV("Reconfiguring decoder: %d->%d Hz, %d->%d channels",
+                      prevSampleRate, mSampFreq, prevNumChannels, mNumChannels);
+                inHeader->nOffset = tempOffset;
+                inHeader->nFilledLen = tempFilledLen;
+                notify(OMX_EventPortSettingsChanged, 1, 0, NULL);
+                mOutputPortSettingsChange = AWAITING_DISABLED;
+                return;
+            }
+
+            signed int bytesConsumed = 0;
+            int errorCode = 0;
+            if (mIsCodecInitialized) {
+                errorCode = decodeXAACStream(inBuffer,inBufferLength, &bytesConsumed, &numOutBytes);
+            } else {
+                ALOGW("Assumption that first frame after header initializes decoder failed!");
+            }
+            inHeader->nFilledLen -= bytesConsumed;
+            inHeader->nOffset += bytesConsumed;
+
+            if (inHeader->nFilledLen != 0) {
+                ALOGE("All data not consumed");
+            }
+
+            /* In case of error, decoder would have given out empty buffer */
+            if ((0 != errorCode) && (0 == numOutBytes) && mIsCodecInitialized) {
+                numOutBytes = mOutputFrameLength * (mPcmWdSz/8) * mNumChannels;
+            }
+            numLoops++;
+
+            if (0 == bytesConsumed) {
+                ALOGE("bytesConsumed = 0 should never happen");
+                mSignalledError = true;
+                notify(OMX_EventError, OMX_ErrorUndefined, 0, NULL);
+                return;
+            }
+
+            if (errorCode) {
+                /* Clear buffer for output buffer is done inside XAAC codec */
+                /* TODO - Check if below memset is on top of reset inside codec */
+                memset(mOutputBuffer, 0, numOutBytes); // TODO: check for overflow, ASAN
+
+                // Discard input buffer.
+                if (inHeader) {
+                    inHeader->nFilledLen = 0;
+                }
+
+                // fall through
+            }
+
+            if (inHeader && inHeader->nFilledLen == 0) {
+                inInfo->mOwnedByUs = false;
+                mInputBufferCount++;
+                inQueue.erase(inQueue.begin());
+                mLastInHeader = NULL;
+                inInfo = NULL;
+                notifyEmptyBufferDone(inHeader);
+                inHeader = NULL;
+            } else {
+                ALOGV("inHeader->nFilledLen = %d", inHeader ? inHeader->nFilledLen : 0);
+            }
+
+            if (!outQueue.empty() && numOutBytes) {
+                BufferInfo *outInfo = *outQueue.begin();
+                OMX_BUFFERHEADERTYPE *outHeader = outInfo->mHeader;
+
+                if (outHeader->nOffset != 0) {
+                    ALOGE("outHeader->nOffset != 0 is not handled");
+                    mSignalledError = true;
+                    notify(OMX_EventError, OMX_ErrorUndefined, 0, NULL);
+                    return;
+                }
+
+                signed short *outBuffer =
+                        reinterpret_cast<signed short *>(outHeader->pBuffer + outHeader->nOffset);
+                int samplesize = mNumChannels * sizeof(int16_t);
+                if (outHeader->nOffset
+                        + mOutputFrameLength * samplesize
+                        > outHeader->nAllocLen) {
+                    ALOGE("buffer overflow");
+                    mSignalledError = true;
+                    notify(OMX_EventError, OMX_ErrorUndefined, 0, NULL);
+                    return;
+                }
+                memcpy(outBuffer, mOutputBuffer, numOutBytes);
+                outHeader->nFilledLen = numOutBytes;
+
+                if (mEndOfInput && !outQueue.empty()) {
+                    outHeader->nFlags = OMX_BUFFERFLAG_EOS;
+                    mEndOfOutput = true;
+                } else {
+                    outHeader->nFlags = 0;
+                }
+                outHeader->nTimeStamp = mCurrentTimestamp;
+                mPrevTimestamp = mCurrentTimestamp;
+
+                mOutputBufferCount++;
+                outInfo->mOwnedByUs = false;
+                outQueue.erase(outQueue.begin());
+                outInfo = NULL;
+                ALOGV("out timestamp %lld / %d", outHeader->nTimeStamp, outHeader->nFilledLen);
+                notifyFillBufferDone(outHeader);
+                outHeader = NULL;
+            }
+        }
+
+        if (mEndOfInput) {
+            if (!outQueue.empty()) {
+                if (!mEndOfOutput) {
+                    ALOGV(" empty block signaling EOS");
+                    // send partial or empty block signaling EOS
+                    mEndOfOutput = true;
+                    BufferInfo *outInfo = *outQueue.begin();
+                    OMX_BUFFERHEADERTYPE *outHeader = outInfo->mHeader;
+
+                    outHeader->nFilledLen = 0;
+                    outHeader->nFlags = OMX_BUFFERFLAG_EOS;
+                    outHeader->nTimeStamp = mPrevTimestamp ;
+
+                    mOutputBufferCount++;
+                    outInfo->mOwnedByUs = false;
+                    outQueue.erase(outQueue.begin());
+                    outInfo = NULL;
+                    notifyFillBufferDone(outHeader);
+                    outHeader = NULL;
+                }
+                break; // if outQueue not empty but no more output
+            }
+        }
+    }
+}
+
+void SoftXAAC::onPortFlushCompleted(OMX_U32 portIndex) {
+    if (portIndex == 0) {
+        // Make sure that the next buffer output does not still
+        // depend on fragments from the last one decoded.
+        // drain all existing data
+        if (mIsCodecInitialized) {
+            configflushDecode();
+        }
+        drainDecoder();
+        mLastInHeader = NULL;
+        mEndOfInput = false;
+    } else {
+        mEndOfOutput = false;
+    }
+}
+
+void SoftXAAC::configflushDecode() {
+    IA_ERRORCODE err_code;
+    UWORD32 ui_init_done;
+    uint32_t inBufferLength=8203;
+
+    err_code = ixheaacd_dec_api(mXheaacCodecHandle,
+                                IA_API_CMD_INIT,
+                                IA_CMD_TYPE_FLUSH_MEM,
+                                NULL);
+    ALOGV("Codec initialized:%d",mIsCodecInitialized);
+    ALOGV("Error code from first flush %d",err_code);
+
+    err_code = ixheaacd_dec_api(mXheaacCodecHandle,
+                                IA_API_CMD_SET_INPUT_BYTES,
+                                0,
+                                &inBufferLength);
+    
+    err_code = ixheaacd_dec_api(mXheaacCodecHandle,
+                                IA_API_CMD_INIT,
+                                IA_CMD_TYPE_FLUSH_MEM,
+                                NULL);
+    
+    err_code = ixheaacd_dec_api(mXheaacCodecHandle,
+                                IA_API_CMD_INIT,
+                                IA_CMD_TYPE_INIT_DONE_QUERY,
+                                &ui_init_done);
+    
+    ALOGV("Flush called");
+
+    if (ui_init_done) {
+        err_code = getXAACStreamInfo();
+        ALOGV("Found Codec with below config---\nsampFreq %d\nnumChannels %d\npcmWdSz %d\nchannelMask %d\noutputFrameLength %d",
+                                    mSampFreq,mNumChannels,mPcmWdSz,mChannelMask,mOutputFrameLength);
+        mIsCodecInitialized = true;
+    }
+
+}
+int SoftXAAC::drainDecoder() {
+    return 0;
+}
+
+void SoftXAAC::onReset() {
+    drainDecoder();
+
+    // reset the "configured" state
+    mInputBufferCount = 0;
+    mOutputBufferCount = 0;
+    mEndOfInput = false;
+    mEndOfOutput = false;
+    mLastInHeader = NULL;
+
+    mSignalledError = false;
+    mOutputPortSettingsChange = NONE;
+}
+
+void SoftXAAC::onPortEnableCompleted(OMX_U32 portIndex, bool enabled) {
+    if (portIndex != 1) {
+        return;
+    }
+
+    switch (mOutputPortSettingsChange) {
+        case NONE:
+            break;
+
+        case AWAITING_DISABLED:
+        {
+            CHECK(!enabled);
+            mOutputPortSettingsChange = AWAITING_ENABLED;
+            break;
+        }
+
+        default:
+        {
+            CHECK_EQ((int)mOutputPortSettingsChange, (int)AWAITING_ENABLED);
+            CHECK(enabled);
+            mOutputPortSettingsChange = NONE;
+            break;
+        }
+    }
+}
+
+int SoftXAAC::initXAACDecoder() {
+    LOOPIDX i;
+
+    /* Error code */
+    IA_ERRORCODE err_code = IA_NO_ERROR;
+
+    /* First part                                        */
+    /* Error Handler Init                                */
+    /* Get Library Name, Library Version and API Version */
+    /* Initialize API structure + Default config set     */
+    /* Set config params from user                       */
+    /* Initialize memory tables                          */
+    /* Get memory information and allocate memory        */
+
+    /* Memory variables */
+    UWORD32 n_mems, ui_rem;
+    UWORD32 ui_proc_mem_tabs_size;
+    /* API size */
+    UWORD32 pui_ap_isize;
+
+    mInputBufferSize = 0;
+    mInputBuffer = 0;
+    mOutputBuffer = 0;
+    mMallocCount = 0;
+
+    /* Process struct initing end */
+    /* ******************************************************************/
+    /* Initialize API structure and set config params to default        */
+    /* ******************************************************************/
+
+    /* Get the API size */
+    err_code = ixheaacd_dec_api(NULL,
+                                IA_API_CMD_GET_API_SIZE,
+                                0,
+                                &pui_ap_isize);
+     ALOGV("return code of IA_API_CMD_GET_API_SIZE: %d",err_code);
+    /* Allocate memory for API */
+    mMemoryArray[mMallocCount] = memalign(4, pui_ap_isize);
+    if (mMemoryArray[mMallocCount] == NULL) {
+        ALOGE("malloc for pui_ap_isize + 4 >> %d Failed",pui_ap_isize + 4);
+    }
+    /* Set API object with the memory allocated */
+    mXheaacCodecHandle =
+        (pVOID)((WORD8*)mMemoryArray[mMallocCount]);
+    mMallocCount++;
+
+    /* Set the config params to default values */
+    err_code = ixheaacd_dec_api(mXheaacCodecHandle,
+                                IA_API_CMD_INIT,
+                                IA_CMD_TYPE_INIT_API_PRE_CONFIG_PARAMS,
+                                NULL);
+    ALOGV("return code of IA_CMD_TYPE_INIT_API_PRE_CONFIG_PARAMS: %d",err_code);
+
+    /* ******************************************************************/
+    /* Set config parameters                                            */
+    /* ******************************************************************/
+    UWORD32 ui_mp4_flag = 1;
+    err_code = ixheaacd_dec_api(mXheaacCodecHandle,
+                                IA_API_CMD_SET_CONFIG_PARAM,
+                                IA_ENHAACPLUS_DEC_CONFIG_PARAM_ISMP4,
+                                &ui_mp4_flag);
+    ALOGV("return code of IA_ENHAACPLUS_DEC_CONFIG_PARAM_ISMP4: %d",err_code);
+
+    /* ******************************************************************/
+    /* Initialize Memory info tables                                    */
+    /* ******************************************************************/
+
+    /* Get memory info tables size */
+    err_code = ixheaacd_dec_api(mXheaacCodecHandle,
+                                IA_API_CMD_GET_MEMTABS_SIZE,
+                                0,
+                                &ui_proc_mem_tabs_size);
+    ALOGV("return code of IA_API_CMD_GET_MEMTABS_SIZE: %d",err_code);
+    mMemoryArray[mMallocCount] = memalign(4, ui_proc_mem_tabs_size);
+    if (mMemoryArray[mMallocCount] == NULL) {
+        ALOGE("Malloc for size (ui_proc_mem_tabs_size + 4) = %d failed!",ui_proc_mem_tabs_size + 4);
+    }
+
+    /* Set pointer for process memory tables    */
+    err_code = ixheaacd_dec_api(mXheaacCodecHandle,
+                                IA_API_CMD_SET_MEMTABS_PTR,
+                                0,
+                                (pVOID)((WORD8*)mMemoryArray[mMallocCount]));
+    ALOGV("return code of IA_API_CMD_SET_MEMTABS_PTR: %d",err_code);
+    mMallocCount++;
+
+    /* initialize the API, post config, fill memory tables  */
+    err_code = ixheaacd_dec_api(mXheaacCodecHandle,
+                                IA_API_CMD_INIT,
+                                IA_CMD_TYPE_INIT_API_POST_CONFIG_PARAMS,
+                                NULL);
+    ALOGV("return code of IA_CMD_TYPE_INIT_API_POST_CONFIG_PARAMS: %d",err_code);
+
+    /* ******************************************************************/
+    /* Allocate Memory with info from library                           */
+    /* ******************************************************************/
+
+    /* Get number of memory tables required */
+    err_code = ixheaacd_dec_api(mXheaacCodecHandle,
+                                IA_API_CMD_GET_N_MEMTABS,
+                                0,
+                                &n_mems);
+    ALOGV("return code of IA_API_CMD_GET_N_MEMTABS: %d",err_code);
+
+    for(i = 0; i < (WORD32)n_mems; i++) {
+        int ui_size = 0, ui_alignment = 0, ui_type = 0;
+        pVOID pv_alloc_ptr;
+
+        /* Get memory size */
+        err_code = ixheaacd_dec_api(mXheaacCodecHandle,
+                                    IA_API_CMD_GET_MEM_INFO_SIZE,
+                                    i,
+                                    &ui_size);
+        ALOGV("return code of IA_API_CMD_GET_MEM_INFO_SIZE: %d",err_code);
+
+        /* Get memory alignment */
+        err_code = ixheaacd_dec_api(mXheaacCodecHandle,
+                                    IA_API_CMD_GET_MEM_INFO_ALIGNMENT,
+                                    i,
+                                    &ui_alignment);
+        ALOGV("return code of IA_API_CMD_GET_MEM_INFO_ALIGNMENT: %d",err_code);
+
+        /* Get memory type */
+        err_code = ixheaacd_dec_api(mXheaacCodecHandle,
+                                    IA_API_CMD_GET_MEM_INFO_TYPE,
+                                    i,
+                                    &ui_type);
+        ALOGV("return code of IA_API_CMD_GET_MEM_INFO_TYPE: %d",err_code);
+
+        mMemoryArray[mMallocCount] =
+            memalign(ui_alignment , ui_size);
+        if (mMemoryArray[mMallocCount] == NULL) {
+            ALOGE("Malloc for size (ui_size + ui_alignment) = %d failed!",ui_size + ui_alignment);
+        }
+        pv_alloc_ptr =
+            (pVOID )((WORD8*)mMemoryArray[mMallocCount]);
+        mMallocCount++;
+
+        /* Set the buffer pointer */
+        err_code = ixheaacd_dec_api(mXheaacCodecHandle,
+                                    IA_API_CMD_SET_MEM_PTR,
+                                    i,
+                                    pv_alloc_ptr);
+        ALOGV("return code of IA_API_CMD_SET_MEM_PTR: %d",err_code);
+        if (ui_type == IA_MEMTYPE_INPUT) {
+            mInputBuffer = (pWORD8)pv_alloc_ptr;
+            mInputBufferSize = ui_size;
+
+        }
+
+        if (ui_type == IA_MEMTYPE_OUTPUT) {
+            mOutputBuffer = (pWORD8)pv_alloc_ptr;
+        }
+
+    }
+    /* End first part */
+
+  return IA_NO_ERROR;
+}
+
+int SoftXAAC::configXAACDecoder(uint8_t* inBuffer, uint32_t inBufferLength) {
+
+    UWORD32 ui_init_done;
+    int32_t i_bytes_consumed;
+
+    if (mInputBufferSize < inBufferLength) {
+        ALOGE("Cannot config AAC, input buffer size %d < inBufferLength %d",mInputBufferSize,inBufferLength);
+        return false;
+    }
+
+    /* Copy the buffer passed by Android plugin to codec input buffer */
+    memcpy(mInputBuffer, inBuffer, inBufferLength);
+
+    /* Set number of bytes to be processed */
+    IA_ERRORCODE err_code = ixheaacd_dec_api(mXheaacCodecHandle,
+                                             IA_API_CMD_SET_INPUT_BYTES,
+                                             0,
+                                             &inBufferLength);
+    ALOGV("return code of IA_API_CMD_SET_INPUT_BYTES: %d",err_code);
+
+    if (mIsCodecConfigFlushRequired) {
+        /* If codec is already initialized, then GA header is passed again */
+        /* Need to call the Flush API instead of INIT_PROCESS */
+        mIsCodecInitialized = false; /* Codec needs to be Reinitialized after flush */
+        err_code = ixheaacd_dec_api(mXheaacCodecHandle,
+                                    IA_API_CMD_INIT,
+                                    IA_CMD_TYPE_GA_HDR,
+                                    NULL);
+        ALOGV("return code of IA_CMD_TYPE_GA_HDR: %d",err_code);
+    }
+    else {
+        /* Initialize the process */
+        err_code = ixheaacd_dec_api(mXheaacCodecHandle,
+                                    IA_API_CMD_INIT,
+                                    IA_CMD_TYPE_INIT_PROCESS,
+                                    NULL);
+        ALOGV("return code of IA_CMD_TYPE_INIT_PROCESS: %d",err_code);
+    }
+
+    /* Checking for end of initialization */
+    err_code = ixheaacd_dec_api(mXheaacCodecHandle,
+                                IA_API_CMD_INIT,
+                                IA_CMD_TYPE_INIT_DONE_QUERY,
+                                &ui_init_done);
+    ALOGV("return code of IA_CMD_TYPE_INIT_DONE_QUERY: %d",err_code);
+
+    /* How much buffer is used in input buffers */
+    err_code = ixheaacd_dec_api(mXheaacCodecHandle,
+                                IA_API_CMD_GET_CURIDX_INPUT_BUF,
+                                0,
+                                &i_bytes_consumed);
+    ALOGV("return code of IA_API_CMD_GET_CURIDX_INPUT_BUF: %d",err_code);
+
+    if(ui_init_done){
+        err_code = getXAACStreamInfo();
+        ALOGI("Found Codec with below config---\nsampFreq %d\nnumChannels %d\npcmWdSz %d\nchannelMask %d\noutputFrameLength %d",
+                                    mSampFreq,mNumChannels,mPcmWdSz,mChannelMask,mOutputFrameLength);
+        mIsCodecInitialized = true;
+    }
+
+    return err_code;
+}
+
+int SoftXAAC::decodeXAACStream(uint8_t* inBuffer,
+                               uint32_t inBufferLength,
+                               int32_t *bytesConsumed,
+                               int32_t *outBytes) {
+    if (mInputBufferSize < inBufferLength) {
+        ALOGE("Cannot config AAC, input buffer size %d < inBufferLength %d",mInputBufferSize,inBufferLength);
+        return -1;
+    }
+
+    /* Copy the buffer passed by Android plugin to codec input buffer */
+    memcpy(mInputBuffer,inBuffer,inBufferLength);
+
+    /* Set number of bytes to be processed */
+    IA_ERRORCODE err_code = ixheaacd_dec_api(mXheaacCodecHandle,
+                                             IA_API_CMD_SET_INPUT_BYTES,
+                                             0,
+                                             &inBufferLength);
+    ALOGV("return code of IA_API_CMD_SET_INPUT_BYTES: %d",err_code);
+
+    /* Execute process */
+    err_code = ixheaacd_dec_api(mXheaacCodecHandle,
+                                IA_API_CMD_EXECUTE,
+                                IA_CMD_TYPE_DO_EXECUTE,
+                                NULL);
+    ALOGV("return code of IA_CMD_TYPE_DO_EXECUTE: %d",err_code);
+
+    UWORD32 ui_exec_done;
+    /* Checking for end of processing */
+    err_code = ixheaacd_dec_api(mXheaacCodecHandle,
+                                IA_API_CMD_EXECUTE,
+                                IA_CMD_TYPE_DONE_QUERY,
+                                &ui_exec_done);
+    ALOGV("return code of IA_CMD_TYPE_DONE_QUERY: %d",err_code);
+
+    /* How much buffer is used in input buffers */
+    err_code = ixheaacd_dec_api(mXheaacCodecHandle,
+                                IA_API_CMD_GET_CURIDX_INPUT_BUF,
+                                0,
+                                bytesConsumed);
+    ALOGV("return code of IA_API_CMD_GET_CURIDX_INPUT_BUF: %d",err_code);
+
+    /* Get the output bytes */
+    err_code = ixheaacd_dec_api(mXheaacCodecHandle,
+                                IA_API_CMD_GET_OUTPUT_BYTES,
+                                0,
+                                outBytes);
+    ALOGV("return code of IA_API_CMD_GET_OUTPUT_BYTES: %d",err_code);
+
+    return err_code;
+}
+
+int SoftXAAC::deInitXAACDecoder() {
+    ALOGI("deInitXAACDecoder");
+
+    /* Tell that the input is over in this buffer */
+    IA_ERRORCODE err_code = ixheaacd_dec_api(mXheaacCodecHandle,
+                                             IA_API_CMD_INPUT_OVER,
+                                             0,
+                                             NULL);
+    ALOGV("return code of IA_API_CMD_INPUT_OVER: %d",err_code);
+
+    for(int i = 0; i < mMallocCount; i++)
+    {
+        if(mMemoryArray[i])
+            free(mMemoryArray[i]);
+    }
+    mMallocCount = 0;
+
+    return err_code;
+}
+
+IA_ERRORCODE SoftXAAC::getXAACStreamInfo() {
+    IA_ERRORCODE err_code = IA_NO_ERROR;
+
+    /* Sampling frequency */
+    err_code = ixheaacd_dec_api(mXheaacCodecHandle,
+                                IA_API_CMD_GET_CONFIG_PARAM,
+                                IA_ENHAACPLUS_DEC_CONFIG_PARAM_SAMP_FREQ,
+                                &mSampFreq);
+    ALOGV("return code of IA_ENHAACPLUS_DEC_CONFIG_PARAM_SAMP_FREQ: %d",err_code);
+
+    /* Total Number of Channels */
+    err_code = ixheaacd_dec_api(mXheaacCodecHandle,
+                                IA_API_CMD_GET_CONFIG_PARAM,
+                                IA_ENHAACPLUS_DEC_CONFIG_PARAM_NUM_CHANNELS,
+                                &mNumChannels);
+    ALOGV("return code of IA_ENHAACPLUS_DEC_CONFIG_PARAM_NUM_CHANNELS: %d",err_code);
+
+    /* PCM word size */
+    err_code = ixheaacd_dec_api(mXheaacCodecHandle,
+                                IA_API_CMD_GET_CONFIG_PARAM,
+                                IA_ENHAACPLUS_DEC_CONFIG_PARAM_PCM_WDSZ,
+                                &mPcmWdSz);
+    ALOGV("return code of IA_ENHAACPLUS_DEC_CONFIG_PARAM_PCM_WDSZ: %d",err_code);
+
+    /* channel mask to tell the arrangement of channels in bit stream */
+    err_code = ixheaacd_dec_api(mXheaacCodecHandle,
+                                IA_API_CMD_GET_CONFIG_PARAM,
+                                IA_ENHAACPLUS_DEC_CONFIG_PARAM_CHANNEL_MASK,
+                                &mChannelMask);
+    ALOGV("return code of IA_ENHAACPLUS_DEC_CONFIG_PARAM_CHANNEL_MASK: %d",err_code);
+
+    /* Channel mode to tell MONO/STEREO/DUAL-MONO/NONE_OF_THESE */
+    UWORD32 ui_channel_mode;
+    err_code = ixheaacd_dec_api(mXheaacCodecHandle,
+                                IA_API_CMD_GET_CONFIG_PARAM,
+                                IA_ENHAACPLUS_DEC_CONFIG_PARAM_CHANNEL_MODE,
+                                &ui_channel_mode);
+    ALOGV("return code of IA_ENHAACPLUS_DEC_CONFIG_PARAM_CHANNEL_MODE: %d",err_code);
+    if(ui_channel_mode == 0)
+        ALOGV("Channel Mode: MONO_OR_PS\n");
+    else if(ui_channel_mode == 1)
+        ALOGV("Channel Mode: STEREO\n");
+    else if(ui_channel_mode == 2)
+        ALOGV("Channel Mode: DUAL-MONO\n");
+    else
+        ALOGV("Channel Mode: NONE_OF_THESE or MULTICHANNEL\n");
+
+    /* Channel mode to tell SBR PRESENT/NOT_PRESENT */
+    UWORD32 ui_sbr_mode;
+    err_code = ixheaacd_dec_api(mXheaacCodecHandle,
+                                IA_API_CMD_GET_CONFIG_PARAM,
+                                IA_ENHAACPLUS_DEC_CONFIG_PARAM_SBR_MODE,
+                                &ui_sbr_mode);
+    ALOGV("return code of IA_ENHAACPLUS_DEC_CONFIG_PARAM_SBR_MODE: %d",err_code);
+    if(ui_sbr_mode == 0)
+        ALOGV("SBR Mode: NOT_PRESENT\n");
+    else if(ui_sbr_mode == 1)
+        ALOGV("SBR Mode: PRESENT\n");
+    else
+        ALOGV("SBR Mode: ILLEGAL\n");
+
+    /* mOutputFrameLength = 1024 * (1 + SBR_MODE) for AAC */
+    /* For USAC it could be 1024 * 3 , support to query  */
+    /* not yet added in codec                            */
+    mOutputFrameLength = 1024 * (1 + ui_sbr_mode);
+
+    ALOGI("mOutputFrameLength %d ui_sbr_mode %d",mOutputFrameLength,ui_sbr_mode);
+
+    return IA_NO_ERROR;
+}
+
+IA_ERRORCODE SoftXAAC::setXAACDRCInfo(int32_t drcCut,
+                                      int32_t drcBoost,
+                                      int32_t drcRefLevel,
+                                      int32_t drcHeavyCompression) {
+    IA_ERRORCODE err_code = IA_NO_ERROR;
+
+    int32_t ui_drc_enable = 1;
+    err_code = ixheaacd_dec_api(mXheaacCodecHandle,
+                                IA_API_CMD_SET_CONFIG_PARAM,
+                                IA_ENHAACPLUS_DEC_CONFIG_PARAM_DRC_ENABLE,
+                                &ui_drc_enable);
+     ALOGV("return code of IA_ENHAACPLUS_DEC_CONFIG_PARAM_DRC_ENABLE: %d",err_code);
+    if (drcCut !=-1) {
+        ALOGI("set drcCut=%d", drcCut);
+        err_code = ixheaacd_dec_api(mXheaacCodecHandle,
+                                    IA_API_CMD_SET_CONFIG_PARAM,
+                                    IA_ENHAACPLUS_DEC_CONFIG_PARAM_DRC_CUT,
+                                    &drcCut);
+         ALOGV("return code of IA_ENHAACPLUS_DEC_CONFIG_PARAM_DRC_CUT: %d",err_code);
+    }
+
+    if (drcBoost !=-1) {
+        ALOGI("set drcBoost=%d", drcBoost);
+        err_code = ixheaacd_dec_api(mXheaacCodecHandle,
+                                    IA_API_CMD_SET_CONFIG_PARAM,
+                                    IA_ENHAACPLUS_DEC_CONFIG_PARAM_DRC_BOOST,
+                                    &drcBoost);
+         ALOGV("return code of IA_ENHAACPLUS_DEC_CONFIG_PARAM_DRC_BOOST: %d",err_code);
+    }
+
+    if (drcRefLevel != -1) {
+        ALOGI("set drcRefLevel=%d", drcRefLevel);
+        err_code = ixheaacd_dec_api(mXheaacCodecHandle,
+                                    IA_API_CMD_SET_CONFIG_PARAM,
+                                    IA_ENHAACPLUS_DEC_CONFIG_PARAM_DRC_TARGET_LEVEL,
+                                    &drcRefLevel);
+         ALOGV("return code of IA_ENHAACPLUS_DEC_CONFIG_PARAM_DRC_TARGET_LEVEL: %d",err_code);
+    }
+
+    if (drcHeavyCompression != -1) {
+        ALOGI("set drcHeavyCompression=%d", drcHeavyCompression);
+        err_code = ixheaacd_dec_api(mXheaacCodecHandle,
+                                    IA_API_CMD_SET_CONFIG_PARAM,
+                                    IA_ENHAACPLUS_DEC_CONFIG_PARAM_DRC_HEAVY_COMP,
+                                    &drcHeavyCompression);
+         ALOGV("return code of IA_ENHAACPLUS_DEC_CONFIG_PARAM_DRC_HEAVY_COMP: %d",err_code);
+    }
+
+    return IA_NO_ERROR;
+}
+
+}  // namespace android
+
+android::SoftOMXComponent *createSoftOMXComponent(
+        const char *name, const OMX_CALLBACKTYPE *callbacks,
+        OMX_PTR appData, OMX_COMPONENTTYPE **component) {
+    ALOGI("createSoftOMXComponent for SoftXAACDEC");
+    return new android::SoftXAAC(name, callbacks, appData, component);
+}
diff --git a/media/libstagefright/codecs/xaacdec/SoftXAAC.h b/media/libstagefright/codecs/xaacdec/SoftXAAC.h
new file mode 100644
index 0000000..f4b4c54
--- /dev/null
+++ b/media/libstagefright/codecs/xaacdec/SoftXAAC.h
@@ -0,0 +1,127 @@
+/*
+ * Copyright (C) 2018 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef SOFTXAAC_H_
+#define SOFTXAAC_H_
+
+#include <media/stagefright/omx/SimpleSoftOMXComponent.h>
+
+#include <string.h>
+#include <stdlib.h>
+#include <stdio.h>
+
+#include "ixheaacd_type_def.h"
+#include "ixheaacd_error_standards.h"
+#include "ixheaacd_error_handler.h"
+#include "ixheaacd_apicmd_standards.h"
+#include "ixheaacd_memory_standards.h"
+#include "ixheaacd_aac_config.h"
+//#include "ixheaacd_aac_dec_error.h"
+
+#define MAX_MEM_ALLOCS 100
+
+extern "C" IA_ERRORCODE ixheaacd_dec_api(pVOID p_ia_module_obj,
+                        WORD32 i_cmd, WORD32 i_idx, pVOID pv_value);
+
+namespace android {
+
+struct SoftXAAC : public SimpleSoftOMXComponent {
+    SoftXAAC(const char *name,
+            const OMX_CALLBACKTYPE *callbacks,
+            OMX_PTR appData,
+            OMX_COMPONENTTYPE **component);
+
+protected:
+    virtual ~SoftXAAC();
+
+    virtual OMX_ERRORTYPE internalGetParameter(
+            OMX_INDEXTYPE index, OMX_PTR params);
+
+    virtual OMX_ERRORTYPE internalSetParameter(
+            OMX_INDEXTYPE index, const OMX_PTR params);
+
+    virtual void onQueueFilled(OMX_U32 portIndex);
+    virtual void onPortFlushCompleted(OMX_U32 portIndex);
+    virtual void onPortEnableCompleted(OMX_U32 portIndex, bool enabled);
+    virtual void onReset();
+
+private:
+    enum {
+        kNumInputBuffers        = 4,
+        kNumOutputBuffers       = 4,
+        kNumDelayBlocksMax      = 8,
+    };
+
+    bool mIsADTS;
+    size_t mInputBufferCount;
+    size_t mOutputBufferCount;
+    bool mSignalledError;
+    OMX_BUFFERHEADERTYPE *mLastInHeader;
+    int64_t mPrevTimestamp;
+    int64_t mCurrentTimestamp;
+    uint32_t mBufSize;
+
+    enum {
+        NONE,
+        AWAITING_DISABLED,
+        AWAITING_ENABLED
+    } mOutputPortSettingsChange;
+
+    void initPorts();
+    status_t initDecoder();
+    bool isConfigured() const;
+    int drainDecoder();
+    int initXAACDecoder();
+    int deInitXAACDecoder();
+
+    int configXAACDecoder(uint8_t* inBuffer, uint32_t inBufferLength);
+    int decodeXAACStream(uint8_t* inBuffer,
+                         uint32_t inBufferLength,
+                         int32_t *bytesConsumed,
+                         int32_t *outBytes);
+
+    void configflushDecode();
+    IA_ERRORCODE getXAACStreamInfo();
+    IA_ERRORCODE setXAACDRCInfo(int32_t drcCut,
+                                int32_t drcBoost,
+                                int32_t drcRefLevel,
+                                int32_t drcHeavyCompression);
+
+    bool mEndOfInput;
+    bool mEndOfOutput;
+
+    void*       mXheaacCodecHandle;
+    uint32_t    mInputBufferSize;
+    uint32_t    mOutputFrameLength;
+    int8_t*     mInputBuffer;
+    int8_t*     mOutputBuffer;
+    int32_t     mSampFreq;
+    int32_t     mNumChannels;
+    int32_t     mPcmWdSz;
+    int32_t     mChannelMask;
+    bool        mIsCodecInitialized;
+    bool        mIsCodecConfigFlushRequired;
+
+    void*       mMemoryArray[MAX_MEM_ALLOCS];
+    int32_t     mMallocCount;
+
+    DISALLOW_EVIL_CONSTRUCTORS(SoftXAAC);
+
+};
+
+}  // namespace android
+
+#endif  // SOFTXAAC_H_
diff --git a/media/libstagefright/omx/SoftOMXPlugin.cpp b/media/libstagefright/omx/SoftOMXPlugin.cpp
index 4946ada..1f3e8c1 100644
--- a/media/libstagefright/omx/SoftOMXPlugin.cpp
+++ b/media/libstagefright/omx/SoftOMXPlugin.cpp
@@ -34,7 +34,12 @@
     const char *mRole;
 
 } kComponents[] = {
+    // two choices for aac decoding.
+    // configurable in media/libstagefright/data/media_codecs_google_audio.xml
+    // default implementation
     { "OMX.google.aac.decoder", "aacdec", "audio_decoder.aac" },
+    // alternate implementation
+    { "OMX.google.xaac.decoder", "xaacdec", "audio_decoder.aac" },
     { "OMX.google.aac.encoder", "aacenc", "audio_encoder.aac" },
     { "OMX.google.amrnb.decoder", "amrdec", "audio_decoder.amrnb" },
     { "OMX.google.amrnb.encoder", "amrnbenc", "audio_encoder.amrnb" },
diff --git a/services/audioflinger/AudioFlinger.cpp b/services/audioflinger/AudioFlinger.cpp
index 7068377..ff84ff1 100644
--- a/services/audioflinger/AudioFlinger.cpp
+++ b/services/audioflinger/AudioFlinger.cpp
@@ -1691,6 +1691,7 @@
         recordTrack.clear();
         AudioSystem::releaseInput(portId);
         output.inputId = AUDIO_IO_HANDLE_NONE;
+        output.selectedDeviceId = input.selectedDeviceId;
         portId = AUDIO_PORT_HANDLE_NONE;
     }
     lStatus = AudioSystem::getInputForAttr(&input.attr, &output.inputId,
diff --git a/services/audiopolicy/managerdefault/AudioPolicyManager.cpp b/services/audiopolicy/managerdefault/AudioPolicyManager.cpp
index 899a790..f1bd780 100644
--- a/services/audiopolicy/managerdefault/AudioPolicyManager.cpp
+++ b/services/audiopolicy/managerdefault/AudioPolicyManager.cpp
@@ -369,6 +369,9 @@
                                                       const char *device_name)
 {
     status_t status;
+    String8 reply;
+    AudioParameter param;
+    int isReconfigA2dpSupported = 0;
 
     ALOGV("handleDeviceConfigChange(() device: 0x%X, address %s name %s",
           device, device_address, device_name);
@@ -385,6 +388,26 @@
         return NO_ERROR;
     }
 
+    // For offloaded A2DP, Hw modules may have the capability to
+    // configure codecs. Check if any of the loaded hw modules
+    // supports this.
+    // If supported, send a set parameter to configure A2DP codecs
+    // and return. No need to toggle device state.
+    if (device & AUDIO_DEVICE_OUT_ALL_A2DP) {
+        reply = mpClientInterface->getParameters(
+                    AUDIO_IO_HANDLE_NONE,
+                    String8(AudioParameter::keyReconfigA2dpSupported));
+        AudioParameter repliedParameters(reply);
+        repliedParameters.getInt(
+                String8(AudioParameter::keyReconfigA2dpSupported), isReconfigA2dpSupported);
+        if (isReconfigA2dpSupported) {
+            const String8 key(AudioParameter::keyReconfigA2dp);
+            param.add(key, String8("true"));
+            mpClientInterface->setParameters(AUDIO_IO_HANDLE_NONE, param.toString());
+            return NO_ERROR;
+        }
+    }
+
     // Toggle the device state: UNAVAILABLE -> AVAILABLE
     // This will force reading again the device configuration
     status = setDeviceConnectionState(device,
diff --git a/services/mediacodec/Android.mk b/services/mediacodec/Android.mk
index db5f0ff..089d62b 100644
--- a/services/mediacodec/Android.mk
+++ b/services/mediacodec/Android.mk
@@ -22,6 +22,7 @@
     libstagefright_soft_vorbisdec \
     libstagefright_soft_vpxdec \
     libstagefright_soft_vpxenc \
+    libstagefright_soft_xaacdec \
 
 # service executable
 include $(CLEAR_VARS)