[FFmpeg-cvslog] avcodec/hcadec: get intensity from correct channel

[summertriangle.dev@gmail.com]

ffmpeg | branch: master | summertriangle.dev at gmail.com <summertriangle.dev at gmail.com> | Wed Jun 17 14:45:07 2020 -0700| [9a24610bf78cc1351d4e9d38e3ac0d631037f5aa] | committer: Paul B Mahol

avcodec/hcadec: get intensity from correct channel

Fixes an issue with one output channel being slightly louder than
the other. The output now matches other public HCA decoders.

Signed-off-by: t <summertriangle.dev at gmail.com>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=9a24610bf78cc1351d4e9d38e3ac0d631037f5aa
---

 libavcodec/hcadec.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libavcodec/hcadec.c b/libavcodec/hcadec.c
index a890e75a13..28e7d07cec 100644
--- a/libavcodec/hcadec.c
+++ b/libavcodec/hcadec.c
@@ -263,7 +263,7 @@ static void apply_intensity_stereo(HCAContext *s, ChannelContext *ch1, ChannelCo
                                    int index, unsigned band_count, unsigned base_band_count,
                                    unsigned stereo_band_count)
 {
-    float ratio_l = intensity_ratio_table[ch1->intensity[index]];
+    float ratio_l = intensity_ratio_table[ch2->intensity[index]];
     float ratio_r = ratio_l - 2.0f;
     float *c1 = &ch1->imdct_in[base_band_count];
     float *c2 = &ch2->imdct_in[base_band_count];