eden-emu/opus
20
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

Fixes FEC issues introduced in 7fcd66c

Browse source 
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
Download patch file Download diff file Expand all files Collapse all files

5
src/opus_decoder.c
View file

@ -781,10 +781,12 @@ 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;
if (frame_size-packet_frame_size!=0)
{
ret = opus_decode_native(st, NULL, 0, pcm, frame_size-packet_frame_size, 0, 0, NULL, soft_clip);
if (ret<0)
{
@ -792,6 +794,7 @@ int opus_decode_native(OpusDecoder *st, const unsigned char *data,
return ret;
}
celt_assert(ret==frame_size-packet_frame_size);
}
/* Complete with FEC */
st->mode = packet_mode;
st->bandwidth = packet_bandwidth;

2
src/opus_demo.c
View file

@ -737,9 +737,11 @@ int main(int argc, char *argv[])
if( use_inbandfec ) {
if( lost_prev ) {
/* attempt to decode with in-band FEC from next packet */
opus_decoder_ctl(dec, OPUS_GET_LAST_PACKET_DURATION(&output_samples));
output_samples = opus_decode(dec, lost ? NULL : data[toggle], len[toggle], out, output_samples, 1);
} else {
/* regular decode */
output_samples = max_frame_size;
output_samples = opus_decode(dec, data[1-toggle], len[1-toggle], out, output_samples, 0);
}
} else {