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Commit 385eee76 authored by Robert Lee's avatar Robert Lee Committed by Automerger Merge Worker
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hal: add gapless offload playback control am: 7e30a809 am: 95718852 

Original change: https://googleplex-android-review.googlesource.com/c/platform/hardware/qcom/audio/+/11690442

Change-Id: I002386c1f5a4d570749179a370af9256a75a3668
parents 87d923e7 95718852

hal/audio_hw.c

+27 −0
Original line number Diff line number Diff line
@@ -5002,6 +5002,30 @@ static void in_update_sink_metadata(struct audio_stream_in *stream, 
    pthread_mutex_unlock(&in->lock);

}



static int check_and_set_gapless_mode(struct audio_device *adev)

{

    bool gapless_enabled = false;

    const char *mixer_ctl_name = "Compress Gapless Playback";

    struct mixer_ctl *ctl;



    ALOGV("%s:", __func__);

    gapless_enabled = property_get_bool("vendor.audio.offload.gapless.enabled", false);



    ctl = mixer_get_ctl_by_name(adev->mixer, mixer_ctl_name);

    if (!ctl) {

        ALOGE("%s: Could not get ctl for mixer cmd - %s",

                               __func__, mixer_ctl_name);

        return -EINVAL;

    }



    if (mixer_ctl_set_value(ctl, 0, gapless_enabled) < 0) {

        ALOGE("%s: Could not set gapless mode %d",

                       __func__, gapless_enabled);

        return -EINVAL;

    }

    return 0;

}



static int adev_open_output_stream(struct audio_hw_device *dev,

                                   audio_io_handle_t handle,

                                   audio_devices_t devices,
@@ -5170,6 +5194,9 @@ static int adev_open_output_stream(struct audio_hw_device *dev, 
            out->non_blocking = 1;



        out->send_new_metadata = 1;



        check_and_set_gapless_mode(adev);



        create_offload_callback_thread(out);

        ALOGV("%s: offloaded output offload_info version %04x bit rate %d",

                __func__, config->offload_info.version,