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Multistream encoder: allocate an extra byte per stream for 100 ms

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Signed-off-by: Jean-Marc Valin <jmvalin@jmvalin.ca>
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Felicia Lim 2016-10-28 11:11:18 -07:00 • committed by Jean-Marc Valin
parent e564cc509d
commit bcfe0f68e3
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1 changed files with 6 additions and 0 deletions
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6
src/opus_multistream_encoder.c
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@ -915,6 +915,9 @@ static int opus_multistream_encode_native
/* Smallest packet the encoder can produce. */
smallest_packet = st->layout.nb_streams*2-1;
/* 100 ms needs an extra byte per stream for the ToC. */
if (Fs/frame_size == 10)
smallest_packet += st->layout.nb_streams;
if (max_data_bytes < smallest_packet)
{
RESTORE_STACK;
@ -1036,6 +1039,9 @@ static int opus_multistream_encode_native
curr_max = max_data_bytes - tot_size;
/* Reserve one byte for the last stream and two for the others */
curr_max -= IMAX(0,2*(st->layout.nb_streams-s-1)-1);
/* For 100 ms, reserve an extra byte per stream for the Toc */
if (Fs/frame_size == 10)
curr_max -= st->layout.nb_streams-s;
curr_max = IMIN(curr_max,MS_FRAME_TMP);
/* Repacketizer will add one or two bytes for self-delimited frames */
if (s != st->layout.nb_streams-1) curr_max -= curr_max>253 ? 2 : 1;