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Commit dbd20561 authored by Mingshu Pang's avatar Mingshu Pang Committed by Gerrit - the friendly Code Review server
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hal: reset default parameters when ignoring non-existing USB sound card 

Reset default parameter when ignoring non-existing USB sound card to
avoid crash when plugging in/out USB quickly.

CRs-fixed: 2570460
Change-Id: I4bbe3d3e1f4afc54fb4d637b9e6156a7534cd1bc
parent 7098e119

hal/audio_hw.c

+6 −0
Original line number Diff line number Diff line
@@ -7460,6 +7460,12 @@ int adev_open_output_stream(struct audio_hw_device *dev, 
        devices = AUDIO_DEVICE_OUT_SPEAKER;

        ALOGW("%s: ignore set device to non existing USB card, use output device(%#x)",

              __func__, devices);

        if (config->format == AUDIO_FORMAT_DEFAULT)

            config->format = AUDIO_FORMAT_PCM_16_BIT;

        if (config->sample_rate == 0)

            config->sample_rate = DEFAULT_OUTPUT_SAMPLING_RATE;

        if (config->channel_mask == AUDIO_CHANNEL_NONE)

            config->channel_mask = AUDIO_CHANNEL_OUT_STEREO;

    }



    *stream_out = NULL;