[FFmpeg-devel] [PATCH v1 6/6] avfilter/vf_random: seeds is uint32, it's enough to use int32_t
Andreas Rheinhardt
andreas.rheinhardt at gmail.com
Fri Oct 11 09:20:00 EEST 2019
lance.lmwang at gmail.com:
> From: Limin Wang <lance.lmwang at gmail.com>
>
> Signed-off-by: Limin Wang <lance.lmwang at gmail.com>
> ---
> libavfilter/vf_random.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/libavfilter/vf_random.c b/libavfilter/vf_random.c
> index 1937eae771..9f2153be61 100644
> --- a/libavfilter/vf_random.c
> +++ b/libavfilter/vf_random.c
> @@ -33,7 +33,7 @@ typedef struct RandomContext {
>
> AVLFG lfg;
> int nb_frames;
> - int64_t random_seed;
> + int32_t random_seed;
> int nb_frames_filled;
> AVFrame *frames[MAX_FRAMES];
> int64_t pts[MAX_FRAMES];
>
{ "seed", "set the seed", OFFSET(random_seed),
AV_OPT_TYPE_INT64, {.i64=-1}, -1, UINT32_MAX, FLAGS },
So in addition to the complete range of an uint32_t one also needs
another value that instructs init to get a random seed of its own.
- Andreas
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