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aacsbr: Factor out the common end border case from t_q setup.

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Originally committed as revision 22411 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Alex Converse 2010-03-09 21:35:55 +00:00
parent ac8d655a79
commit f7e7888b2a
1 changed files with 2 additions and 3 deletions
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libavcodec/aacsbr.c
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@ -721,6 +721,7 @@ static int read_sbr_grid(AACContext *ac, SpectralBandReplication *sbr,
ch_data->bs_num_noise = (ch_data->bs_num_env > 1) + 1;
ch_data->t_q[0] = ch_data->t_env[0];
ch_data->t_q[ch_data->bs_num_noise] = ch_data->t_env[ch_data->bs_num_env];
if (ch_data->bs_num_noise > 1) {
unsigned int idx;
if (ch_data->bs_frame_class == FIXFIX) {
@ -736,9 +737,7 @@ static int read_sbr_grid(AACContext *ac, SpectralBandReplication *sbr,
idx = bs_pointer - 1;
}
ch_data->t_q[1] = ch_data->t_env[idx];
ch_data->t_q[2] = ch_data->t_env[ch_data->bs_num_env];
} else
ch_data->t_q[1] = ch_data->t_env[ch_data->bs_num_env];
}
ch_data->e_a[0] = -(ch_data->e_a[1] != bs_num_env_old); // l_APrev
ch_data->e_a[1] = -1;