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| author | Nathan Caldwell <saintdev@gmail.com> | 2010-07-19 18:22:44 +0000 |
|---|---|---|
| committer | Alex Converse <alex.converse@gmail.com> | 2010-07-19 18:22:44 +0000 |
| commit | 2bb1d0e77adf369e6e07a4f58a56b1589b0c1490 (patch) | |
| tree | fdb762b400b0955c709e22999c6f3693fb3416d4 /libavcodec/aacenc.c | |
| parent | 0045499deca8691f48f4edf8afa8e92d49681b5b (diff) | |
| download | ffmpeg-2bb1d0e77adf369e6e07a4f58a56b1589b0c1490.tar.gz | |
aacenc: Adjust array offsets for the current channel before calling ff_psy_suggest_window().
Patch by Nathan Caldwell <saintdev@gmail.com>
Originally committed as revision 24332 to svn://svn.ffmpeg.org/ffmpeg/trunk
Diffstat (limited to 'libavcodec/aacenc.c')
| -rw-r--r-- | libavcodec/aacenc.c | 15 |
1 files changed, 8 insertions, 7 deletions
diff --git a/libavcodec/aacenc.c b/libavcodec/aacenc.c index ec8f8e76e6..0fa33e87b1 100644 --- a/libavcodec/aacenc.c +++ b/libavcodec/aacenc.c @@ -517,20 +517,21 @@ static int aac_encode_frame(AVCodecContext *avctx, tag = chan_map[i+1]; chans = tag == TYPE_CPE ? 2 : 1; cpe = &s->cpe[i]; - samples2 = samples + start_ch; - la = samples2 + (448+64) * avctx->channels + start_ch; - if (!data) - la = NULL; for (j = 0; j < chans; j++) { IndividualChannelStream *ics = &cpe->ch[j].ics; int k; + int cur_channel = start_ch + j; + samples2 = samples + cur_channel; + la = samples2 + (448+64) * avctx->channels; + if (!data) + la = NULL; if (tag == TYPE_LFE) { wi[j].window_type[0] = ONLY_LONG_SEQUENCE; wi[j].window_shape = 0; wi[j].num_windows = 1; wi[j].grouping[0] = 1; } else { - wi[j] = ff_psy_suggest_window(&s->psy, samples2, la, start_ch + j, + wi[j] = ff_psy_suggest_window(&s->psy, samples2, la, cur_channel, ics->window_sequence[0]); } ics->window_sequence[1] = ics->window_sequence[0]; @@ -543,8 +544,8 @@ static int aac_encode_frame(AVCodecContext *avctx, for (k = 0; k < ics->num_windows; k++) ics->group_len[k] = wi[j].grouping[k]; - s->cur_channel = start_ch + j; - apply_window_and_mdct(avctx, s, &cpe->ch[j], samples2 + j); + s->cur_channel = cur_channel; + apply_window_and_mdct(avctx, s, &cpe->ch[j], samples2); } start_ch += chans; } |