aacenc: Fix psy logic.

Set band info before determining scalefactors. Use the look ahead for
windowing decision.

Originally committed as revision 23132 to svn://svn.ffmpeg.org/ffmpeg/trunk

1 files changed, 1 insertions, 1 deletions

diff --git a/libavcodec/aacenc.c b/libavcodec/aacenc.c
index 938df344bb..d979be5de1 100644
--- a/libavcodec/aacenc.c
+++ b/libavcodec/aacenc.c
@@ -562,6 +562,7 @@ static int aac_encode_frame(AVCodecContext *avctx,
             cpe      = &s->cpe[i];
             for (j = 0; j < chans; j++) {
                 s->cur_channel = start_ch + j;
+                ff_psy_set_band_info(&s->psy, s->cur_channel, cpe->ch[j].coeffs, &wi[j]);
                 s->coder->search_for_quantizers(avctx, s, &cpe->ch[j], s->lambda);
             }
             cpe->common_window = 0;
@@ -592,7 +593,6 @@ static int aac_encode_frame(AVCodecContext *avctx,
             }
             for (j = 0; j < chans; j++) {
                 s->cur_channel = start_ch + j;
-                ff_psy_set_band_info(&s->psy, s->cur_channel, cpe->ch[j].coeffs, &wi[j]);
                 encode_individual_channel(avctx, s, &cpe->ch[j], cpe->common_window);
             }
             start_ch += chans;