diff options
Diffstat (limited to 'libavfilter/avfilter.c')
| -rw-r--r-- | libavfilter/avfilter.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/libavfilter/avfilter.c b/libavfilter/avfilter.c index 40989731cf..fd73cd0083 100644 --- a/libavfilter/avfilter.c +++ b/libavfilter/avfilter.c @@ -79,7 +79,7 @@ int avfilter_link(AVFilterContext *src, unsigned srcpad, if (src->nb_outputs <= srcpad || dst->nb_inputs <= dstpad || src->outputs[srcpad] || dst->inputs[dstpad]) - return -1; + return AVERROR(EINVAL); if (src->output_pads[srcpad].type != dst->input_pads[dstpad].type) { av_log(src, AV_LOG_ERROR, @@ -254,7 +254,8 @@ int ff_request_frame(AVFilterLink *link) return link->srcpad->request_frame(link); else if (link->src->inputs[0]) return ff_request_frame(link->src->inputs[0]); - else return -1; + else + return AVERROR(EINVAL); } int ff_poll_frame(AVFilterLink *link) @@ -267,7 +268,7 @@ int ff_poll_frame(AVFilterLink *link) for (i = 0; i < link->src->nb_inputs; i++) { int val; if (!link->src->inputs[i]) - return -1; + return AVERROR(EINVAL); val = ff_poll_frame(link->src->inputs[i]); min = FFMIN(min, val); } |