Commit 6e74513a authored by Justin Ruggles's avatar Justin Ruggles
Browse files

set lfe params at frame init instead of in every block

Originally committed as revision 13588 to svn://svn.ffmpeg.org/ffmpeg/trunk
parent b85a15fe
......@@ -325,6 +325,13 @@ static int ac3_parse_header(AC3DecodeContext *s)
s->center_mix_level = hdr.center_mix_level;
s->surround_mix_level = hdr.surround_mix_level;
if(s->lfe_on) {
s->start_freq[s->lfe_ch] = 0;
s->end_freq[s->lfe_ch] = 7;
s->num_exp_groups[s->lfe_ch] = 2;
s->channel_in_cpl[s->lfe_ch] = 0;
}
/* read the rest of the bsi. read twice for dual mono mode. */
i = !(s->channel_mode);
do {
......@@ -926,9 +933,6 @@ static int ac3_parse_audio_block(AC3DecodeContext *s, int blk)
memset(bit_alloc_stages, 3, AC3_MAX_CHANNELS);
}
}
s->start_freq[s->lfe_ch] = 0;
s->end_freq[s->lfe_ch] = 7;
s->num_exp_groups[s->lfe_ch] = 2;
if (s->cpl_in_use && s->exp_strategy[CPL_CH] != EXP_REUSE) {
s->num_exp_groups[CPL_CH] = (s->end_freq[CPL_CH] - s->start_freq[CPL_CH]) /
(3 << (s->exp_strategy[CPL_CH] - 1));
......
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