[FFmpeg-cvslog] mpegaudiodec: copy AVFloatDSPContext from first context to all contexts

[Andreas Cadhalpun]

ffmpeg | branch: release/2.4 | Andreas Cadhalpun <Andreas.Cadhalpun at googlemail.com> | Fri Jun 26 00:27:54 2015 +0200| [554dffb35f7902b9b607aa9c541ec4ea1a142102] | committer: Andreas Cadhalpun

mpegaudiodec: copy AVFloatDSPContext from first context to all contexts

This fixes a segfault when decoding multi-channel MP3onMP4 files.

This is similar to commit cb72230d for MPADSPContext.

Reviewed-by: Michael Niedermayer <michaelni at gmx.at>
Signed-off-by: Andreas Cadhalpun <Andreas.Cadhalpun at googlemail.com>
(cherry picked from commit 151dbe4579601a81662b4b366d0e10df3c00027a)
Signed-off-by: Andreas Cadhalpun <Andreas.Cadhalpun at googlemail.com>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=554dffb35f7902b9b607aa9c541ec4ea1a142102
---

 libavcodec/mpegaudiodec_template.c |    1 +
 1 file changed, 1 insertion(+)

diff --git a/libavcodec/mpegaudiodec_template.c b/libavcodec/mpegaudiodec_template.c
index f3a335c..2708c1a 100644
--- a/libavcodec/mpegaudiodec_template.c
+++ b/libavcodec/mpegaudiodec_template.c
@@ -1880,6 +1880,7 @@ static av_cold int decode_init_mp3on4(AVCodecContext * avctx)
         s->mp3decctx[i]->adu_mode = 1;
         s->mp3decctx[i]->avctx = avctx;
         s->mp3decctx[i]->mpadsp = s->mp3decctx[0]->mpadsp;
+        s->mp3decctx[i]->fdsp = s->mp3decctx[0]->fdsp;
     }
 
     return 0;