[FFmpeg-devel] [PATCH v1] fftools/ffmpeg_enc: NULL check for frame pointer removed

Dawid Kozinski/Multimedia (PLT) /SRPOL/Staff Engineer/Samsung Electronics d.kozinski at samsung.com
Fri Oct 6 15:06:49 EEST 2023


The pointer 'frame', which is dereferenced at ffmpeg_enc.c:930, is compared to a NULL value at ffmpeg_enc.c:955.
The pointer 'frame' is checked in the video_sync_process() function before calling the adjust_frame_pts_to_encoder_tb function

> -----Original Message-----
> From: Dawid Kozinski <d.kozinski at samsung.com>
> Sent: piątek, 6 października 2023 14:06
> To: d.frankiewic at samsung.com; ffmpeg-devel at ffmpeg.org
> Cc: Dawid Kozinski <d.kozinski at samsung.com>
> Subject: [PATCH v1] fftools/ffmpeg_enc: NULL check for frame pointer removed
> 
> Signed-off-by: Dawid Kozinski <d.kozinski at samsung.com>
> ---
>  fftools/ffmpeg_enc.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/fftools/ffmpeg_enc.c b/fftools/ffmpeg_enc.c index
> ec9cebbd96..61fd31823e 100644
> --- a/fftools/ffmpeg_enc.c
> +++ b/fftools/ffmpeg_enc.c
> @@ -951,8 +951,8 @@ early_exit:
> 
>      if (debug_ts) {
>          av_log(NULL, AV_LOG_INFO, "filter -> pts:%s pts_time:%s exact:%f
> time_base:%d/%d\n",
> -               frame ? av_ts2str(frame->pts) : "NULL",
> -               (enc && frame) ? av_ts2timestr(frame->pts, &enc->time_base) :
> "NULL",
> +               av_ts2str(frame->pts),
> +               (enc) ? av_ts2timestr(frame->pts, &enc->time_base) :
> + "NULL",
>                 float_pts,
>                 enc ? enc->time_base.num : -1,
>                 enc ? enc->time_base.den : -1);
> --
> 2.25.1





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