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Fixes FEC issues introduced in 7fcd66c

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This left FEC disabled on the decoder side for all cases except concatenated
packets. Also fixes a FEC bug in opus_demo (wrong output buffer size
calculation).
This commit is contained in:
Jean-Marc Valin 2013-04-23 02:41:28 -04:00
parent f77410deb6
commit 1bf32bb5ac
2 changed files with 11 additions and 6 deletions
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15
src/opus_decoder.c
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@ -781,17 +781,20 @@ int opus_decode_native(OpusDecoder *st, const unsigned char *data,
int duration_copy;
int ret;
/* If no FEC can be present, run the PLC (recursive call) */
if (frame_size <= packet_frame_size || packet_mode == MODE_CELT_ONLY || st->mode == MODE_CELT_ONLY)
if (frame_size < packet_frame_size || packet_mode == MODE_CELT_ONLY || st->mode == MODE_CELT_ONLY)
return opus_decode_native(st, NULL, 0, pcm, frame_size, 0, 0, NULL, soft_clip);
/* Otherwise, run the PLC on everything except the size for which we might have FEC */
duration_copy = st->last_packet_duration;
ret = opus_decode_native(st, NULL, 0, pcm, frame_size-packet_frame_size, 0, 0, NULL, soft_clip);
if (ret<0)
if (frame_size-packet_frame_size!=0)
{
st->last_packet_duration = duration_copy;
return ret;
ret = opus_decode_native(st, NULL, 0, pcm, frame_size-packet_frame_size, 0, 0, NULL, soft_clip);
if (ret<0)
{
st->last_packet_duration = duration_copy;
return ret;
}
celt_assert(ret==frame_size-packet_frame_size);
}
celt_assert(ret==frame_size-packet_frame_size);
/* Complete with FEC */
st->mode = packet_mode;
st->bandwidth = packet_bandwidth;