[FFmpeg-devel] [PATCH 10/11] avcodec/aac/aacdec_usac: Avoid doing the same thing twice each iteration

Michael Niedermayer michael at niedermayer.cc
Mon Jul 1 02:12:49 EEST 2024


This requires review by the author of the code, i have just changed
this so it looks plausible, this needs to be checked against the spec

Fixes: CID1603194 Logically dead code

Sponsored-by: Sovereign Tech Fund
Signed-off-by: Michael Niedermayer <michael at niedermayer.cc>
---
 libavcodec/aac/aacdec_usac.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/libavcodec/aac/aacdec_usac.c b/libavcodec/aac/aacdec_usac.c
index 4856c1786b7..9587348021e 100644
--- a/libavcodec/aac/aacdec_usac.c
+++ b/libavcodec/aac/aacdec_usac.c
@@ -313,12 +313,12 @@ int ff_aac_usac_reset_state(AACDecContext *ac, OutputConfiguration *oc)
                 ff_aac_sbr_config_usac(ac, che, e);
 
             for (int j = 0; j < ch; j++) {
-                SingleChannelElement *sce = &che->ch[ch];
+                SingleChannelElement *sce = &che->ch[j];
                 AACUsacElemData *ue = &sce->ue;
 
                 memset(ue, 0, sizeof(*ue));
 
-                if (!ch)
+                if (!j)
                     ue->noise.seed = 0x3039;
                 else
                     che->ch[1].ue.noise.seed = 0x10932;
-- 
2.45.2



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