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Gracefully handle the missing duration field for decoded audio.

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This commit is contained in:
Anton Chekulaev 2020-10-26 12:03:20 +11:00
parent 5974abee34
commit 7d9f5a4fd1
1 changed files with 11 additions and 2 deletions
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13
src/org/thoughtcrime/securesms/loki/utilities/audio/DecodedAudio.kt
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@ -108,10 +108,19 @@ class DecodedAudio {
channels = mediaFormat.getInteger(MediaFormat.KEY_CHANNEL_COUNT) channels = mediaFormat.getInteger(MediaFormat.KEY_CHANNEL_COUNT)
sampleRate = mediaFormat.getInteger(MediaFormat.KEY_SAMPLE_RATE) sampleRate = mediaFormat.getInteger(MediaFormat.KEY_SAMPLE_RATE)
totalDuration = mediaFormat.getLong(MediaFormat.KEY_DURATION) // On some old APIs (23) this field might be missing.
totalDuration = if (mediaFormat.containsKey(MediaFormat.KEY_DURATION)) {
mediaFormat.getLong(MediaFormat.KEY_DURATION)
} else {
-1L
}
// Expected total number of samples per channel. // Expected total number of samples per channel.
val expectedNumSamples = ((totalDuration / 1000000f) * sampleRate + 0.5f).toInt() val expectedNumSamples = if (totalDuration >= 0) {
((totalDuration / 1000000f) * sampleRate + 0.5f).toInt()
} else {
Int.MAX_VALUE
}
val codec = MediaCodec.createDecoderByType(mediaFormat.getString(MediaFormat.KEY_MIME)!!) val codec = MediaCodec.createDecoderByType(mediaFormat.getString(MediaFormat.KEY_MIME)!!)
codec.configure(mediaFormat, null, null, 0) codec.configure(mediaFormat, null, null, 0)