Examples with SampleStream com.google.android.exoplayer2.source.SampleStream used on opensource projects

Example 31 with SampleStream

use of com.google.android.exoplayer2.source.SampleStream in project ExoPlayer by google.

the class EventSampleStreamTest method skipDataThenUpdateStreamContinueToReadFromSkippedPosition.

/**
 * Tests that {@link EventSampleStream#updateEventStream(EventStream, boolean)} will update the
 * underlying event stream, but keep the timestamp the stream has skipped to, so the next {@link
 * EventSampleStream#readData(FormatHolder, DecoderInputBuffer, int)} call will return sample data
 * from the skipped position.
 */
@Test
public void skipDataThenUpdateStreamContinueToReadFromSkippedPosition() {
    long presentationTimeUs1 = 1000000;
    long presentationTimeUs2 = 2000000;
    long presentationTimeUs3 = 3000000;
    EventMessage eventMessage1 = newEventMessageWithId(1);
    EventMessage eventMessage2 = newEventMessageWithId(2);
    EventMessage eventMessage3 = newEventMessageWithId(3);
    EventStream eventStream1 = new EventStream(SCHEME_ID, VALUE, TIME_SCALE, new long[] { presentationTimeUs1, presentationTimeUs2 }, new EventMessage[] { eventMessage1, eventMessage2 });
    EventStream eventStream2 = new EventStream(SCHEME_ID, VALUE, TIME_SCALE, new long[] { presentationTimeUs1, presentationTimeUs2, presentationTimeUs3 }, new EventMessage[] { eventMessage1, eventMessage2, eventMessage3 });
    EventSampleStream sampleStream = new EventSampleStream(eventStream1, FORMAT, true);
    // first read - read format
    readData(sampleStream);
    sampleStream.skipData(presentationTimeUs2 + 1);
    sampleStream.updateEventStream(eventStream2, true);
    int result = readData(sampleStream);
    assertThat(result).isEqualTo(C.RESULT_BUFFER_READ);
    assertThat(inputBuffer.data.array()).isEqualTo(getEncodedMessage(eventMessage3));
}

Example 32 with SampleStream

use of com.google.android.exoplayer2.source.SampleStream in project ExoPlayer by google.

the class EventSampleStreamTest method readDataOutOfBoundReturnEndOfStreamAfterFormatForNonDynamicEventSampleStream.

/**
 * Tests that a non-dynamic {@link EventSampleStream} will return a buffer with {@link
 * C#BUFFER_FLAG_END_OF_STREAM} when trying to read sample out-of-bound.
 */
@Test
public void readDataOutOfBoundReturnEndOfStreamAfterFormatForNonDynamicEventSampleStream() {
    EventStream eventStream = new EventStream(SCHEME_ID, VALUE, TIME_SCALE, new long[0], new EventMessage[0]);
    EventSampleStream sampleStream = new EventSampleStream(eventStream, FORMAT, false);
    // first read - read format
    readData(sampleStream);
    int result = readData(sampleStream);
    assertThat(result).isEqualTo(C.RESULT_BUFFER_READ);
    assertThat(inputBuffer.isEndOfStream()).isTrue();
}

Example 33 with SampleStream

use of com.google.android.exoplayer2.source.SampleStream in project ExoPlayer by google.

the class EventSampleStreamTest method readDataOutOfBoundReturnEndOfStreamAfterFormatForDynamicEventSampleStream.

/**
 * Tests that a dynamic {@link EventSampleStream} will return {@link C#RESULT_NOTHING_READ} when
 * trying to read sample out-of-bound.
 */
@Test
public void readDataOutOfBoundReturnEndOfStreamAfterFormatForDynamicEventSampleStream() {
    EventStream eventStream = new EventStream(SCHEME_ID, VALUE, TIME_SCALE, new long[0], new EventMessage[0]);
    EventSampleStream sampleStream = new EventSampleStream(eventStream, FORMAT, true);
    // first read - read format
    readData(sampleStream);
    int result = readData(sampleStream);
    assertThat(result).isEqualTo(C.RESULT_NOTHING_READ);
}

Example 34 with SampleStream

use of com.google.android.exoplayer2.source.SampleStream in project ExoPlayer by google.

the class EventSampleStreamTest method skipDataThenReadDataReturnDataFromSkippedPosition.

/**
 * Tests that {@link EventSampleStream#skipData(long)} will skip until the given position, and the
 * next {@link EventSampleStream#readData(FormatHolder, DecoderInputBuffer, int)} call will return
 * sample data from that position.
 */
@Test
public void skipDataThenReadDataReturnDataFromSkippedPosition() {
    long presentationTimeUs1 = 1000000;
    long presentationTimeUs2 = 2000000;
    EventMessage eventMessage1 = newEventMessageWithId(1);
    EventMessage eventMessage2 = newEventMessageWithId(2);
    EventStream eventStream = new EventStream(SCHEME_ID, VALUE, TIME_SCALE, new long[] { presentationTimeUs1, presentationTimeUs2 }, new EventMessage[] { eventMessage1, eventMessage2 });
    EventSampleStream sampleStream = new EventSampleStream(eventStream, FORMAT, false);
    // first read - read format
    readData(sampleStream);
    int skipped = sampleStream.skipData(presentationTimeUs2);
    int result = readData(sampleStream);
    assertThat(skipped).isEqualTo(1);
    assertThat(result).isEqualTo(C.RESULT_BUFFER_READ);
    assertThat(inputBuffer.data.array()).isEqualTo(getEncodedMessage(eventMessage2));
}

Example 35 with SampleStream

use of com.google.android.exoplayer2.source.SampleStream in project ExoPlayer by google.

the class EventSampleStreamTest method readData_peek_doesNotAdvanceSampleIndex.

@Test
public void readData_peek_doesNotAdvanceSampleIndex() {
    long presentationTimeUs = 1000000;
    EventMessage eventMessage = newEventMessageWithId(1);
    EventStream eventStream = new EventStream(SCHEME_ID, VALUE, TIME_SCALE, new long[] { presentationTimeUs }, new EventMessage[] { eventMessage });
    EventSampleStream sampleStream = new EventSampleStream(eventStream, FORMAT, false);
    // first read - read format
    readData(sampleStream);
    // read the event with FLAG_PEEK
    int result = readData(sampleStream, SampleStream.FLAG_PEEK);
    assertThat(result).isEqualTo(C.RESULT_BUFFER_READ);
    assertThat(inputBuffer.isKeyFrame()).isTrue();
    assertThat(inputBuffer.data.array()).isEqualTo(getEncodedMessage(eventMessage));
    // read again gives the same message again (there is only one msg)
    result = readData(sampleStream);
    assertThat(result).isEqualTo(C.RESULT_BUFFER_READ);
    assertThat(inputBuffer.isKeyFrame()).isTrue();
    assertThat(inputBuffer.data.array()).isEqualTo(getEncodedMessage(eventMessage));
    // read again gives end of stream
    result = readData(sampleStream);
    assertThat(result).isEqualTo(C.RESULT_BUFFER_READ);
    assertThat(inputBuffer.isEndOfStream()).isTrue();
}