Signed-off-by: Wu Jianhua <jianhua...@intel.com>
---
libavfilter/vf_exposure.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/libavfilter/vf_exposure.c b/libavfilter/vf_exposure.c
index 045ae710d3..9fd9f88293 100644
--- a/libavfilter/vf_exposure.c
+++ b/libavfilter/vf_exposure.c
@@ -57,6 +57,7 @@ static int exposure_slice(AVFilterContext *ctx, void *arg,
int jobnr, int nb_job
void ff_exposure_init(ExposureContext *s)
{
+ s->scale = 1.f / (exp2f(-s->exposure) - s->black);
s->exposure_func = exposure_c;
if (ARCH_X86)
@@ -66,9 +67,7 @@ void ff_exposure_init(ExposureContext *s)
static int filter_frame(AVFilterLink *inlink, AVFrame *frame)
{
AVFilterContext *ctx = inlink->dst;
- ExposureContext *s = ctx->priv;
- s->scale = 1.f / (exp2f(-s->exposure) - s->black);
ff_filter_execute(ctx, exposure_slice, frame, NULL,
FFMIN(frame->height, ff_filter_get_nb_threads(ctx)));
--
2.17.1
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