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Don't allow transients for 2.5 ms frames.

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It never made sense anyway.
This commit is contained in:
Jean-Marc Valin 2010-09-05 21:02:38 -04:00
parent 9e72ae2128
commit f9fdbffb72
3 changed files with 11 additions and 7 deletions
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10
libcelt/celt.c
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@ -629,7 +629,7 @@ int celt_encode_with_ec_float(CELTEncoder * restrict st, const celt_sig * pcm, c
resynth = optional_resynthesis!=NULL;
if (st->complexity > 1)
if (st->complexity > 1 && LM>0)
{
isTransient = M > 1 &&
transient_analysis(in, N+st->overlap, C, &transient_time,
@ -746,7 +746,8 @@ int celt_encode_with_ec_float(CELTEncoder * restrict st, const celt_sig * pcm, c
error, enc, C, LM, nbAvailableBytes, st->force_intra,
&st->delayedIntra, st->complexity >= 4);
ec_enc_bit_prob(enc, shortBlocks!=0, 8192);
if (LM > 0)
ec_enc_bit_prob(enc, shortBlocks!=0, 8192);
if (shortBlocks)
{
@ -1488,7 +1489,10 @@ int celt_decode_with_ec_float(CELTDecoder * restrict st, const unsigned char *da
unquant_coarse_energy(st->mode, st->start, st->end, bandE, oldBandE,
intra_ener, st->mode->prob, dec, C, LM);
isTransient = ec_dec_bit_prob(dec, 8192);
if (LM > 0)
isTransient = ec_dec_bit_prob(dec, 8192);
else
isTransient = 0;
if (isTransient)
shortBlocks = M;