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Fix ArrayIndexOutOfBoundsException while reading SEI NAL unit

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-------------
Created by MOE: https://github.com/google/moe
MOE_MIGRATED_REVID=147165453
This commit is contained in:
eguven 2017-02-10 09:49:15 -08:00 committed by Oliver Woodman
parent ef475eb9c9
commit f7fbbe993e
1 changed files with 3 additions and 3 deletions
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6
library/src/main/java/com/google/android/exoplayer2/extractor/mp4/FragmentedMp4Extractor.java
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@ -1087,12 +1087,12 @@ public final class FragmentedMp4Extractor implements Extractor {
sampleBytesWritten += 4;
sampleSize += nalUnitLengthFieldLengthDiff;
if (cea608TrackOutput != null) {
byte[] nalPayloadData = nalPayload.data;
// Peek the NAL unit type byte.
input.peekFully(nalPayloadData, 0, 1);
if ((nalPayloadData[0] & 0x1F) == NAL_UNIT_TYPE_SEI) {
input.peekFully(nalPayload.data, 0, 1);
if ((nalPayload.data[0] & 0x1F) == NAL_UNIT_TYPE_SEI) {
// Read the whole SEI NAL unit into nalWrapper, including the NAL unit type byte.
nalPayload.reset(sampleCurrentNalBytesRemaining);
byte[] nalPayloadData = nalPayload.data;
input.readFully(nalPayloadData, 0, sampleCurrentNalBytesRemaining);
// Write the SEI unit straight to the output.
output.sampleData(nalPayload, sampleCurrentNalBytesRemaining);