Examples with AudioSink com.google.android.exoplayer2.audio.AudioSink used on opensource projects

Example 11 with AudioSink

use of com.google.android.exoplayer2.audio.AudioSink in project ExoPlayer by google.

the class MediaCodecAudioRendererTest method render_configuresAudioSink_afterFormatChange.

@Test
public void render_configuresAudioSink_afterFormatChange() throws Exception {
    Format changedFormat = AUDIO_AAC.buildUpon().setSampleRate(48_000).setEncoderDelay(400).build();
    FakeSampleStream fakeSampleStream = new FakeSampleStream(new DefaultAllocator(/* trimOnReset= */
    true, /* individualAllocationSize= */
    1024), /* mediaSourceEventDispatcher= */
    null, DrmSessionManager.DRM_UNSUPPORTED, new DrmSessionEventListener.EventDispatcher(), /* initialFormat= */
    AUDIO_AAC, ImmutableList.of(oneByteSample(/* timeUs= */
    0, C.BUFFER_FLAG_KEY_FRAME), oneByteSample(/* timeUs= */
    50, C.BUFFER_FLAG_KEY_FRAME), oneByteSample(/* timeUs= */
    100, C.BUFFER_FLAG_KEY_FRAME), format(changedFormat), oneByteSample(/* timeUs= */
    150, C.BUFFER_FLAG_KEY_FRAME), oneByteSample(/* timeUs= */
    200, C.BUFFER_FLAG_KEY_FRAME), oneByteSample(/* timeUs= */
    250, C.BUFFER_FLAG_KEY_FRAME), END_OF_STREAM_ITEM));
    fakeSampleStream.writeData(/* startPositionUs= */
    0);
    mediaCodecAudioRenderer.enable(RendererConfiguration.DEFAULT, new Format[] { AUDIO_AAC, changedFormat }, fakeSampleStream, /* positionUs= */
    0, /* joining= */
    false, /* mayRenderStartOfStream= */
    false, /* startPositionUs= */
    0, /* offsetUs */
    0);
    mediaCodecAudioRenderer.start();
    mediaCodecAudioRenderer.render(/* positionUs= */
    0, SystemClock.elapsedRealtime() * 1000);
    mediaCodecAudioRenderer.render(/* positionUs= */
    250, SystemClock.elapsedRealtime() * 1000);
    mediaCodecAudioRenderer.setCurrentStreamFinal();
    int positionUs = 500;
    do {
        mediaCodecAudioRenderer.render(positionUs, SystemClock.elapsedRealtime() * 1000);
        positionUs += 250;
    } while (!mediaCodecAudioRenderer.isEnded());
    verify(audioSink).configure(getAudioSinkFormat(AUDIO_AAC), /* specifiedBufferSize= */
    0, /* outputChannels= */
    null);
    verify(audioSink).configure(getAudioSinkFormat(changedFormat), /* specifiedBufferSize= */
    0, /* outputChannels= */
    null);
}