av_log(ctx, AV_LOG_DEBUG, "Single frame:%s, Multi frame:%s\n", type2str(type), type2str(idet->last_type));
}
av_log(ctx, AV_LOG_DEBUG, "Single frame:%s, Multi frame:%s\n", type2str(type), type2str(idet->last_type));
}
filter(ctx);
ff_draw_slice(ctx->outputs[0], 0, link->h, 1);
filter(ctx);
ff_draw_slice(ctx->outputs[0], 0, link->h, 1);
-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; }