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Work around adaptation issue for Tab 4

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The decoder doesn't claim to be adaptive, but if we're staying
in the same resolution we'll try and re-use the decoder anyway.
The H264 decoder can't handle this case on the Tab 4 can't deal
with this case.

-------------
Created by MOE: https://github.com/google/moe
MOE_MIGRATED_REVID=213478378
This commit is contained in:
olly 2018-09-18 10:59:20 -07:00 committed by Oliver Woodman
parent 7fe5230a7e
commit 918a43e48d
1 changed files with 34 additions and 14 deletions
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48
library/core/src/main/java/com/google/android/exoplayer2/mediacodec/MediaCodecRenderer.java
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@ -290,6 +290,7 @@ public abstract class MediaCodecRenderer extends BaseRenderer {
private @Nullable DecoderInitializationException preferredDecoderInitializationException;
private @Nullable MediaCodecInfo codecInfo;
private @AdaptationWorkaroundMode int codecAdaptationWorkaroundMode;
private boolean codecNeedsReconfigureWorkaround;
private boolean codecNeedsDiscardToSpsWorkaround;
private boolean codecNeedsFlushWorkaround;
private boolean codecNeedsEosFlushWorkaround;
@ -466,6 +467,7 @@ public abstract class MediaCodecRenderer extends BaseRenderer {
String codecName = codecInfo.name;
codecAdaptationWorkaroundMode = codecAdaptationWorkaroundMode(codecName);
codecNeedsReconfigureWorkaround = codecNeedsReconfigureWorkaround(codecName);
codecNeedsDiscardToSpsWorkaround = codecNeedsDiscardToSpsWorkaround(codecName, format);
codecNeedsFlushWorkaround = codecNeedsFlushWorkaround(codecName);
codecNeedsEosFlushWorkaround = codecNeedsEosFlushWorkaround(codecName);
@ -562,6 +564,7 @@ public abstract class MediaCodecRenderer extends BaseRenderer {
codecNeedsDiscardToSpsWorkaround = false;
codecNeedsFlushWorkaround = false;
codecAdaptationWorkaroundMode = ADAPTATION_WORKAROUND_MODE_NEVER;
codecNeedsReconfigureWorkaround = false;
codecNeedsEosFlushWorkaround = false;
codecNeedsMonoChannelCountWorkaround = false;
codecNeedsAdaptationWorkaroundBuffer = false;
@ -1060,14 +1063,16 @@ public abstract class MediaCodecRenderer extends BaseRenderer {
keepingCodec = true;
break;
case KEEP_CODEC_RESULT_YES_WITH_RECONFIGURATION:
keepingCodec = true;
codecReconfigured = true;
codecReconfigurationState = RECONFIGURATION_STATE_WRITE_PENDING;
codecNeedsAdaptationWorkaroundBuffer =
codecAdaptationWorkaroundMode == ADAPTATION_WORKAROUND_MODE_ALWAYS
|| (codecAdaptationWorkaroundMode == ADAPTATION_WORKAROUND_MODE_SAME_RESOLUTION
&& format.width == oldFormat.width
&& format.height == oldFormat.height);
if (!codecNeedsReconfigureWorkaround) {
keepingCodec = true;
codecReconfigured = true;
codecReconfigurationState = RECONFIGURATION_STATE_WRITE_PENDING;
codecNeedsAdaptationWorkaroundBuffer =
codecAdaptationWorkaroundMode == ADAPTATION_WORKAROUND_MODE_ALWAYS
|| (codecAdaptationWorkaroundMode == ADAPTATION_WORKAROUND_MODE_SAME_RESOLUTION
&& format.width == oldFormat.width
&& format.height == oldFormat.height);
}
break;
default:
throw new IllegalStateException(); // Never happens.
@ -1501,13 +1506,13 @@ public abstract class MediaCodecRenderer extends BaseRenderer {
/**
* Returns a mode that specifies when the adaptation workaround should be enabled.
* <p>
* When enabled, the workaround queues and discards a blank frame with a resolution whose width
* and height both equal {@link #ADAPTATION_WORKAROUND_SLICE_WIDTH_HEIGHT}, to reset the codec's
*
* <p>When enabled, the workaround queues and discards a blank frame with a resolution whose width
* and height both equal {@link #ADAPTATION_WORKAROUND_SLICE_WIDTH_HEIGHT}, to reset the decoder's
* internal state when a format change occurs.
* <p>
* See [Internal: b/27807182].
* See <a href="https://github.com/google/ExoPlayer/issues/3257">GitHub issue #3257</a>.
*
* <p>See [Internal: b/27807182]. See <a
* href="https://github.com/google/ExoPlayer/issues/3257">GitHub issue #3257</a>.
*
* @param name The name of the decoder.
* @return The mode specifying when the adaptation workaround should be enabled.
@ -1527,6 +1532,21 @@ public abstract class MediaCodecRenderer extends BaseRenderer {
}
}
/**
* Returns whether the decoder is known to fail when an attempt is made to reconfigure it with a
* new format's configuration data.
*
* <p>When enabled, the workaround will always release and recreate the decoder, rather than
* attempting to reconfigure the existing instance.
*
* @param name The name of the decoder.
* @return True if the decoder is known to fail when an attempt is made to reconfigure it with a
* new format's configuration data.
*/
private static boolean codecNeedsReconfigureWorkaround(String name) {
return Util.MODEL.startsWith("SM-T230") && "OMX.MARVELL.VIDEO.HW.CODA7542DECODER".equals(name);
}
/**
* Returns whether the decoder is an H.264/AVC decoder known to fail if NAL units are queued
* before the codec specific data.