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TS Extractor: Fix problem with locating first PCR in HD-PVR recordings #7988

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TS Extractor: Fix problem with locating first PCR in HD-PVR recordings #7988

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7 changes: 4 additions & 3 deletions .../extractor/src/main/java/com/google/android/exoplayer2/extractor/ts/TsDurationReader.java
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Original file line number Diff line number Diff line change
Expand Up @@ -38,7 +38,8 @@
*/
/* package */ final class TsDurationReader {

private static final int TIMESTAMP_SEARCH_BYTES = 600 * TsExtractor.TS_PACKET_SIZE;
private static final int TIMESTAMP_SEARCH_BYTES_START = 1200 * TsExtractor.TS_PACKET_SIZE;
private static final int TIMESTAMP_SEARCH_BYTES_END = 600 * TsExtractor.TS_PACKET_SIZE;

private final TimestampAdjuster pcrTimestampAdjuster;
private final ParsableByteArray packetBuffer;
Expand Down Expand Up @@ -125,7 +126,7 @@ private int finishReadDuration(ExtractorInput input) {

private int readFirstPcrValue(ExtractorInput input, PositionHolder seekPositionHolder, int pcrPid)
throws IOException {
int bytesToSearch = (int) min(TIMESTAMP_SEARCH_BYTES, input.getLength());
int bytesToSearch = (int) min(TIMESTAMP_SEARCH_BYTES_START, input.getLength());
int searchStartPosition = 0;
if (input.getPosition() != searchStartPosition) {
seekPositionHolder.position = searchStartPosition;
Expand Down Expand Up @@ -161,7 +162,7 @@ private long readFirstPcrValueFromBuffer(ParsableByteArray packetBuffer, int pcr
private int readLastPcrValue(ExtractorInput input, PositionHolder seekPositionHolder, int pcrPid)
throws IOException {
long inputLength = input.getLength();
int bytesToSearch = (int) min(TIMESTAMP_SEARCH_BYTES, inputLength);
int bytesToSearch = (int) min(TIMESTAMP_SEARCH_BYTES_END, inputLength);
long searchStartPosition = inputLength - bytesToSearch;
if (input.getPosition() != searchStartPosition) {
seekPositionHolder.position = searchStartPosition;
Expand Down