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player/Thread: wake up the decoder when the pipe has run empty

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This is another instance of the kludge we already have a few lines
above that.  It works around a deadlock/race condition revealed by
commit 98a7c62d7a
This commit is contained in:
Max Kellermann 2018-01-12 14:30:40 +01:00
parent edcd0b9913
commit efb528f979
1 changed files with 8 additions and 0 deletions
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8
src/player/Thread.cxx
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@ -1027,7 +1027,9 @@ Player::Run() noexcept
/* wake up the decoder (just in case it's
waiting for space in the MusicBuffer) and
wait for it */
// TODO: eliminate this kludge
dc.Signal();
dc.WaitForDecoder();
} else if (IsDecoderAtNextSong()) {
/* at the beginning of a new song */
@ -1049,6 +1051,12 @@ Player::Run() noexcept
new PCM data in time: wait for the
decoder */
/* wake up the decoder (just in case it's
waiting for space in the MusicBuffer) and
wait for it */
// TODO: eliminate this kludge
dc.Signal();
dc.WaitForDecoder();
}
}