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Add speed-only constructor for PlaybackParameters

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-------------
Created by MOE: https://github.com/google/moe
MOE_MIGRATED_REVID=190927811
This commit is contained in:
andrewlewis 2018-03-29 07:18:39 -07:00 committed by Oliver Woodman
parent 1d2d777f66
commit 7820497006
3 changed files with 19 additions and 7 deletions
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22
library/core/src/main/java/com/google/android/exoplayer2/PlaybackParameters.java
View file

@ -22,9 +22,11 @@ import com.google.android.exoplayer2.util.Assertions;
*/
public final class PlaybackParameters {
/** The default playback parameters: real-time playback with no pitch modification. */
public static final PlaybackParameters DEFAULT =
new PlaybackParameters(/* speed= */ 1f, /* pitch= */ 1f, /* skipSilence= */ false);
/**
* The default playback parameters: real-time playback with no pitch modification or silence
* skipping.
*/
public static final PlaybackParameters DEFAULT = new PlaybackParameters(/* speed= */ 1f);
/** The factor by which playback will be sped up. */
public final float speed;
@ -38,7 +40,16 @@ public final class PlaybackParameters {
private final int scaledUsPerMs;
/**
* Creates new playback parameters.
* Creates new playback parameters that set the playback speed.
*
* @param speed The factor by which playback will be sped up. Must be greater than zero.
*/
public PlaybackParameters(float speed) {
this(speed, /* pitch= */ 1f, /* skipSilence= */ false);
}
/**
* Creates new playback parameters that set the playback speed and audio pitch scaling factor.
*
* @param speed The factor by which playback will be sped up. Must be greater than zero.
* @param pitch The factor by which the audio pitch will be scaled. Must be greater than zero.
@ -48,7 +59,8 @@ public final class PlaybackParameters {
}
/**
* Creates new playback parameters.
* Creates new playback parameters that set the playback speed, audio pitch scaling factor and
* whether to skip silence in the audio stream.
*
* @param speed The factor by which playback will be sped up. Must be greater than zero.
* @param pitch The factor by which the audio pitch will be scaled. Must be greater than zero.

2
library/core/src/test/java/com/google/android/exoplayer2/DefaultMediaClockTest.java
View file

@ -40,7 +40,7 @@ public class DefaultMediaClockTest {
private static final long TEST_POSITION_US = 123456789012345678L;
private static final long SLEEP_TIME_MS = 1_000;
private static final PlaybackParameters TEST_PLAYBACK_PARAMETERS =
new PlaybackParameters(2.0f, 1.0f);
new PlaybackParameters(/* speed= */ 2f);
@Mock private PlaybackParameterListener listener;
private FakeClock fakeClock;

2
library/core/src/test/java/com/google/android/exoplayer2/ExoPlayerTest.java
View file

@ -914,7 +914,7 @@ public final class ExoPlayerTest {
}
})
// Set playback parameters (while the fake media period is not yet prepared).
.setPlaybackParameters(new PlaybackParameters(2f, 2f))
.setPlaybackParameters(new PlaybackParameters(/* speed= */ 2f, /* pitch= */ 2f))
// Complete preparation of the fake media period.
.executeRunnable(
new Runnable() {