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Commit 0d29b6db authored by Alexy Joseph's avatar Alexy Joseph Committed by Steve Kondik
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audiopolicy: Add support for multiple offload playback 

Add support for multiple concurrent offload playback

Change-Id: Ib7ebf91db0c8c41e8354d2ef65c747e564d265fa
(cherry picked from commit 3cda51ca4117ad7f0f5f95d35bc0e14a272d3ebf)
parent 96c54002

services/audiopolicy/AudioPolicyManager.cpp

+13 −0
Original line number Diff line number Diff line
@@ -1391,6 +1391,18 @@ audio_io_handle_t AudioPolicyManager::getOutputForDevice( 
    if (profile != 0) {

        sp<AudioOutputDescriptor> outputDesc = NULL;



#ifdef MULTIPLE_OFFLOAD_ENABLED

        bool multiOffloadEnabled = false;

        char value[PROPERTY_VALUE_MAX] = {0};

        property_get("audio.offload.multiple.enabled", value, NULL);

        if (atoi(value) || !strncmp("true", value, 4))

            multiOffloadEnabled = true;

        // if multiple concurrent offload decode is supported

        // do no check for reuse and also don't close previous output if its offload

        // previous output will be closed during track destruction

        if (multiOffloadEnabled && ((flags & AUDIO_OUTPUT_FLAG_COMPRESS_OFFLOAD) != 0))

            goto get_output__new_output_desc;

#endif

        for (size_t i = 0; i < mOutputs.size(); i++) {

            sp<AudioOutputDescriptor> desc = mOutputs.valueAt(i);

            if (!desc->isDuplicated() && (profile == desc->mProfile)) {
@@ -1409,6 +1421,7 @@ audio_io_handle_t AudioPolicyManager::getOutputForDevice( 
        if (outputDesc != NULL) {

            closeOutput(outputDesc->mIoHandle);

        }

get_output__new_output_desc:

        outputDesc = new AudioOutputDescriptor(profile);

        outputDesc->mDevice = device;

        outputDesc->mLatency = 0;