eden-emu/opus
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Fixes two minor issues found in random testing at ridiculously low rate.

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- When it cannot produce the rate it's being asked, the encoder now
  returns a "PLC packet"
- Makes it possible to use the CELT PLC for more than 20 ms
This commit is contained in:
Jean-Marc Valin 2011-12-13 14:52:43 -05:00
parent bbfc9c9ee5
commit 5609cec9a5
2 changed files with 35 additions and 0 deletions
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14
src/opus_decoder.c
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@ -246,6 +246,20 @@ static int opus_decode_frame(OpusDecoder *st, const unsigned char *data,
}
}
/* For CELT/hybrid PLC of more than 20 ms, do multiple calls */
if (data==NULL && frame_size > F20 && mode != MODE_SILK_ONLY)
{
int nb_samples = 0;
do {
int ret = opus_decode_frame(st, NULL, 0, pcm, F20, 0);
if (ret != F20)
return OPUS_INTERNAL_ERROR;
pcm += F20*st->channels;
nb_samples += F20;
} while (nb_samples < frame_size);
RESTORE_STACK;
return frame_size;
}
ALLOC(pcm_transition, F5*st->channels, opus_val16);
if (data!=NULL && st->prev_mode > 0 && (