diff options
Diffstat (limited to 'rotord/graph.cpp')
| -rw-r--r-- | rotord/graph.cpp | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/rotord/graph.cpp b/rotord/graph.cpp index a6e1603..e3b0669 100644 --- a/rotord/graph.cpp +++ b/rotord/graph.cpp @@ -32,6 +32,13 @@ bool Graph::signal_render(string &signal_xml,const float framerate) { return false; } bool Graph::video_render(const string &output_filename,const string &audio_filename,const float framerate,float& progress) { + vector<Node*> loaders=find_nodes("video_loader"); + for (auto i:loaders){ + if (!dynamic_cast<Video_loader*>(i)->isLoaded) { + cerr<<"Rotor: all loaders must be populated before rendering"<<endl; + return false; + } + } if (find_node("video_output")) { Video_output *video_output=dynamic_cast<Video_output*>(find_node("video_output")); return video_output->render(duration,framerate,output_filename,audio_filename,progress,outW,outH); |