diff options
Diffstat (limited to 'libavfilter/vf_stack.c')
-rw-r--r-- | libavfilter/vf_stack.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/libavfilter/vf_stack.c b/libavfilter/vf_stack.c index c4bbd6166d..2fe371275d 100644 --- a/libavfilter/vf_stack.c +++ b/libavfilter/vf_stack.c @@ -33,6 +33,7 @@ typedef struct StackContext { const AVClass *class; const AVPixFmtDescriptor *desc; int nb_inputs; + int shortest; int is_vertical; int nb_planes; @@ -199,7 +200,7 @@ static int config_output(AVFilterLink *outlink) in[i].time_base = inlink->time_base; in[i].sync = 1; in[i].before = EXT_STOP; - in[i].after = EXT_INFINITY; + in[i].after = s->shortest ? EXT_STOP : EXT_INFINITY; } return ff_framesync_configure(&s->fs); @@ -222,6 +223,7 @@ static av_cold void uninit(AVFilterContext *ctx) #define FLAGS AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_FILTERING_PARAM static const AVOption stack_options[] = { { "inputs", "set number of inputs", OFFSET(nb_inputs), AV_OPT_TYPE_INT, {.i64=2}, 2, INT_MAX, .flags = FLAGS }, + { "shortest", "force termination when the shortest input terminates", OFFSET(shortest), AV_OPT_TYPE_BOOL, {.i64=0}, 0, 1, .flags = FLAGS }, { NULL }, }; |