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In CVBR mode the rate selection was failing to add bytes which were about to fall off the end of the bitres and never be reusable, causing undershoot.

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Gregory Maxwell 2011-01-13 14:38:24 -05:00 • committed by Jean-Marc Valin
parent 5677e34fde
commit d85018cb54
1 changed files with 3 additions and 4 deletions
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5
libcelt/celt.c
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@ -1164,9 +1164,7 @@ int celt_encode_with_ec_float(CELTEncoder * restrict st, const celt_sig * pcm, i
nbAvailableBytes = target+(1<<(BITRES+2))>>(BITRES+3);
nbAvailableBytes = IMAX(min_allowed,nbAvailableBytes);
nbCompressedBytes = IMIN(nbCompressedBytes,nbAvailableBytes+nbFilledBytes);
nbAvailableBytes = nbCompressedBytes - nbFilledBytes;
nbAvailableBytes = IMIN(nbCompressedBytes,nbAvailableBytes+nbFilledBytes) - nbFilledBytes;
target=nbAvailableBytes<<(BITRES+3);
@ -1194,6 +1192,7 @@ int celt_encode_with_ec_float(CELTEncoder * restrict st, const celt_sig * pcm, i
st->vbr_reservoir = 0;
/*printf ("+%d\n", adjust);*/
}
nbCompressedBytes = IMIN(nbCompressedBytes,nbAvailableBytes+nbFilledBytes);
/* This moves the raw bits to take into account the new compressed size */
ec_byte_shrink(&buf, nbCompressedBytes);