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Round impossible H264 resolutions up to valid values for capabilities check

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If an odd resolution is impossible in the specification itself, then we know
that the caller is passing invalid data. Round up on the assumption it's a
rounding error so that playback can proceed.

Issue: #6551
PiperOrigin-RevId: 275226813
This commit is contained in:
olly 2019-10-17 11:50:58 +01:00 committed by Oliver Woodman
parent 40dbe10b12
commit b0d0914ce5
1 changed files with 15 additions and 6 deletions
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21
library/core/src/main/java/com/google/android/exoplayer2/mediacodec/MediaCodecInfo.java
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@ -377,18 +377,13 @@ public final class MediaCodecInfo {
@TargetApi(21)
public Point alignVideoSizeV21(int width, int height) {
if (capabilities == null) {
logNoSupport("align.caps");
return null;
}
VideoCapabilities videoCapabilities = capabilities.getVideoCapabilities();
if (videoCapabilities == null) {
logNoSupport("align.vCaps");
return null;
}
int widthAlignment = videoCapabilities.getWidthAlignment();
int heightAlignment = videoCapabilities.getHeightAlignment();
return new Point(Util.ceilDivide(width, widthAlignment) * widthAlignment,
Util.ceilDivide(height, heightAlignment) * heightAlignment);
return alignVideoSizeV21(videoCapabilities, width, height);
}
/**
@ -519,6 +514,11 @@ public final class MediaCodecInfo {
@TargetApi(21)
private static boolean areSizeAndRateSupportedV21(VideoCapabilities capabilities, int width,
int height, double frameRate) {
// Don't ever fail due to alignment. See: https://github.com/google/ExoPlayer/issues/6551.
Point alignedSize = alignVideoSizeV21(capabilities, width, height);
width = alignedSize.x;
height = alignedSize.y;
if (frameRate == Format.NO_VALUE || frameRate <= 0) {
return capabilities.isSizeSupported(width, height);
} else {
@ -530,6 +530,15 @@ public final class MediaCodecInfo {
}
}
@TargetApi(21)
private static Point alignVideoSizeV21(VideoCapabilities capabilities, int width, int height) {
int widthAlignment = capabilities.getWidthAlignment();
int heightAlignment = capabilities.getHeightAlignment();
return new Point(
Util.ceilDivide(width, widthAlignment) * widthAlignment,
Util.ceilDivide(height, heightAlignment) * heightAlignment);
}
@TargetApi(23)
private static int getMaxSupportedInstancesV23(CodecCapabilities capabilities) {
return capabilities.getMaxSupportedInstances();