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[FFmpeg-devel] fftools/ffmpeg_filter: configure min_hard_comp unconditionally

Message ID tencent_8134033E4F56719C8CE0305BD434D781A609@qq.com
State Accepted
Commit 686096739b129c7e3ea26be29c875e0887e58c49
Headers show
Series [FFmpeg-devel] fftools/ffmpeg_filter: configure min_hard_comp unconditionally | expand

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Commit Message

Zhao Zhili Sept. 17, 2022, 4:30 a.m. UTC
From: Zhao Zhili <zhilizhao@tencent.com>

There are two issues here. Firstly, the floating-point comparison
is always true. Seconly, the code depends on the default value of
min_hard_comp implicitly, which can be dangerous.

Partially fixes ticket 9859.
---
 fftools/ffmpeg_filter.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

Comments

Anton Khirnov Sept. 22, 2022, 3:41 p.m. UTC | #1
Quoting Zhao Zhili (2022-09-17 06:30:01)
> From: Zhao Zhili <zhilizhao@tencent.com>
> 
> There are two issues here. Firstly, the floating-point comparison
> is always true. Seconly, the code depends on the default value of
> min_hard_comp implicitly, which can be dangerous.
> 
> Partially fixes ticket 9859.
> ---
>  fftools/ffmpeg_filter.c | 3 +--
>  1 file changed, 1 insertion(+), 2 deletions(-)
> 
> diff --git a/fftools/ffmpeg_filter.c b/fftools/ffmpeg_filter.c
> index 7a5308425d..17928cea2c 100644
> --- a/fftools/ffmpeg_filter.c
> +++ b/fftools/ffmpeg_filter.c
> @@ -896,8 +896,7 @@ static int configure_input_audio_filter(FilterGraph *fg, InputFilter *ifilter,
>          char args[256] = {0};
>  
>          av_strlcatf(args, sizeof(args), "async=%d", audio_sync_method);
> -        if (audio_drift_threshold != 0.1)
> -            av_strlcatf(args, sizeof(args), ":min_hard_comp=%f", audio_drift_threshold);
> +        av_strlcatf(args, sizeof(args), ":min_hard_comp=%f", audio_drift_threshold);

ok
diff mbox series

Patch

diff --git a/fftools/ffmpeg_filter.c b/fftools/ffmpeg_filter.c
index 7a5308425d..17928cea2c 100644
--- a/fftools/ffmpeg_filter.c
+++ b/fftools/ffmpeg_filter.c
@@ -896,8 +896,7 @@  static int configure_input_audio_filter(FilterGraph *fg, InputFilter *ifilter,
         char args[256] = {0};
 
         av_strlcatf(args, sizeof(args), "async=%d", audio_sync_method);
-        if (audio_drift_threshold != 0.1)
-            av_strlcatf(args, sizeof(args), ":min_hard_comp=%f", audio_drift_threshold);
+        av_strlcatf(args, sizeof(args), ":min_hard_comp=%f", audio_drift_threshold);
         if (!fg->reconfiguration)
             av_strlcatf(args, sizeof(args), ":first_pts=0");
         AUTO_INSERT_FILTER_INPUT("-async", "aresample", args);