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[FFmpeg-devel,1/6] avcodec/ffwavesynth: Fix backward lcg_seek()

Message ID 20190621232936.11052-1-michael@niedermayer.cc
State Accepted
Commit cf2bd3ce79b12256d7d129b2ada5ee649b9a27eb
Headers show

Commit Message

Michael Niedermayer June 21, 2019, 11:29 p.m. UTC 
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
---
 libavcodec/ffwavesynth.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

Comments

Michael Niedermayer July 8, 2019, 6:58 a.m. UTC | #1 
On Sat, Jun 22, 2019 at 01:29:31AM +0200, Michael Niedermayer wrote:
> Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
> ---
>  libavcodec/ffwavesynth.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)

will apply

[...]
diff mbox

Patch

diff --git a/libavcodec/ffwavesynth.c b/libavcodec/ffwavesynth.c
index a66113972b..cf8c780f3e 100644
--- a/libavcodec/ffwavesynth.c
+++ b/libavcodec/ffwavesynth.c
@@ -122,7 +122,7 @@  static void lcg_seek(uint32_t *s, int64_t dt)
         c = LCG_C;
     } else { /* coefficients for a step backward */
         a = LCG_AI;
-        c = (uint32_t)(LCG_AI * LCG_C);
+        c = (uint32_t)(-LCG_AI * LCG_C);
         dt = -dt;
     }
     while (dt) {