diff options
Diffstat (limited to 'libavfilter/vf_libopencv.c')
| -rw-r--r-- | libavfilter/vf_libopencv.c | 14 |
1 files changed, 10 insertions, 4 deletions
diff --git a/libavfilter/vf_libopencv.c b/libavfilter/vf_libopencv.c index ab33686b46..fa1604114c 100644 --- a/libavfilter/vf_libopencv.c +++ b/libavfilter/vf_libopencv.c @@ -67,7 +67,10 @@ static int query_formats(AVFilterContext *ctx) return 0; } -static void null_draw_slice(AVFilterLink *link, int y, int h, int slice_dir) { } +static int null_draw_slice(AVFilterLink *link, int y, int h, int slice_dir) +{ + return 0; +} typedef struct { const char *name; @@ -351,7 +354,7 @@ static av_cold void uninit(AVFilterContext *ctx) memset(ocv, 0, sizeof(*ocv)); } -static void end_frame(AVFilterLink *inlink) +static int end_frame(AVFilterLink *inlink) { AVFilterContext *ctx = inlink->dst; OCVContext *ocv = ctx->priv; @@ -359,14 +362,17 @@ static void end_frame(AVFilterLink *inlink) AVFilterBufferRef *inpicref = inlink ->cur_buf; AVFilterBufferRef *outpicref = outlink->out_buf; IplImage inimg, outimg; + int ret; fill_iplimage_from_picref(&inimg , inpicref , inlink->format); fill_iplimage_from_picref(&outimg, outpicref, inlink->format); ocv->end_frame_filter(ctx, &inimg, &outimg); fill_picref_from_iplimage(outpicref, &outimg, inlink->format); - ff_draw_slice(outlink, 0, outlink->h, 1); - ff_end_frame(outlink); + if ((ret = ff_draw_slice(outlink, 0, outlink->h, 1)) < 0 || + (ret = ff_end_frame(outlink)) < 0) + return ret; + return 0; } AVFilter avfilter_vf_ocv = { |