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Remove unnecessary check. sampleRateIndex is masked with 0x03 so it is constrained to be between 0 and 3.

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This commit is contained in:
Rohit Krishnan 2017-04-17 22:07:33 -04:00
parent 59c44af4cb
commit 329b8910ca
1 changed files with 0 additions and 7 deletions
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7
library/core/src/main/java/com/google/android/exoplayer2/extractor/flv/AudioTagPayloadReader.java
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@ -30,8 +30,6 @@ import java.util.Collections;
*/
/* package */ final class AudioTagPayloadReader extends TagPayloadReader {
private static final String TAG = "AudioTagPayloadReader";
private static final int AUDIO_FORMAT_MP3 = 2;
private static final int AUDIO_FORMAT_ALAW = 7;
private static final int AUDIO_FORMAT_ULAW = 8;
@ -66,11 +64,6 @@ import java.util.Collections;
audioFormat = (header >> 4) & 0x0F;
if (audioFormat == AUDIO_FORMAT_MP3) {
int sampleRateIndex = (header >> 2) & 0x03;
if (sampleRateIndex < 0 || sampleRateIndex >= AUDIO_SAMPLING_RATE_TABLE.length) {
Log.d(TAG, "Invalid sample rate, attempting to read at 44.1k");
//rather than throw an exception, lets just attempt to play at 44.1k
sampleRateIndex = 3;
}
int sampleRate = AUDIO_SAMPLING_RATE_TABLE[sampleRateIndex];
Format format = Format.createAudioSampleFormat(null, MimeTypes.AUDIO_MPEG, null,
Format.NO_VALUE, Format.NO_VALUE, 1, sampleRate, null, null, 0, null);