Merge "Improve error reporting in AudioTrack JNI"

static jint android_media_AudioTrack_get_min_buff_size(JNIEnv *env,  jobject thiz,

    jint sampleRateInHertz, jint nbChannels, jint audioFormat) {

    size_t frameCount = 0;

    if (AudioTrack::getMinFrameCount(&frameCount, AUDIO_STREAM_DEFAULT,

            sampleRateInHertz) != NO_ERROR) {

    size_t frameCount;

    const status_t status = AudioTrack::getMinFrameCount(&frameCount, AUDIO_STREAM_DEFAULT,

            sampleRateInHertz);

    if (status != NO_ERROR) {

        ALOGE("AudioTrack::getMinFrameCount() for sample rate %d failed with status %d",

                sampleRateInHertz, status);

        return -1;

    }

    return frameCount * nbChannels * (audioFormat == ENCODING_PCM_16BIT ? 2 : 1);