avfilter: check filter link validity

Remove now redundant check.

CC: libav-stable@libav.org
Bug-Id: CID 700371
This commit is contained in:
Vittorio Giovara 2014-10-20 14:11:13 +01:00
parent 556a5090f2
commit a7e79f6a43

View File

@ -152,6 +152,11 @@ int avfilter_config_links(AVFilterContext *filter)
AVFilterLink *link = filter->inputs[i]; AVFilterLink *link = filter->inputs[i];
if (!link) continue; if (!link) continue;
if (!link->src || !link->dst) {
av_log(filter, AV_LOG_ERROR,
"Not all input and output are properly linked (%d).\n", i);
return AVERROR(EINVAL);
}
switch (link->init_state) { switch (link->init_state) {
case AVLINK_INIT: case AVLINK_INIT:
@ -181,7 +186,7 @@ int avfilter_config_links(AVFilterContext *filter)
} }
if (link->time_base.num == 0 && link->time_base.den == 0) if (link->time_base.num == 0 && link->time_base.den == 0)
link->time_base = link->src && link->src->nb_inputs ? link->time_base = link->src->nb_inputs ?
link->src->inputs[0]->time_base : AV_TIME_BASE_Q; link->src->inputs[0]->time_base : AV_TIME_BASE_Q;
if (link->type == AVMEDIA_TYPE_VIDEO) { if (link->type == AVMEDIA_TYPE_VIDEO) {