bug chasing

2 files changed, 22 insertions, 3 deletions

diff --git a/rotord/src/cvimage.h b/rotord/src/cvimage.h
index 25cf3e8..1210744 100644
--- a/rotord/src/cvimage.h
+++ b/rotord/src/cvimage.h
@@ -130,6 +130,10 @@ namespace Rotor {
 				return true;
 			};
 			bool setup(int _w,int _h){ //set up with internal data
+				if (_w==0||_h==0) {
+					std::cerr<<"Error! cvimage: request to set up image at "<<_w<<"x"<<_h<<std::endl;
+					return false;
+				}
 				if ((w!=_w)|(h!=_h)){
 					free();
 					rgb.create(_h,_w,CV_8UC3);
diff --git a/rotord/src/graph.cpp b/rotord/src/graph.cpp
index 5dd6e0b..c356916 100644
--- a/rotord/src/graph.cpp
+++ b/rotord/src/graph.cpp
@@ -389,16 +389,31 @@ bool Graph::video_render2(const string &output_filename,const double framerate,i
 	Audio_frame *a;
 	int64_t sample_start=(start*audioloader.get_sample_rate())/framerate;
 
-	double end=duration;
-	if (use_dash) end=vf+mpd_chunk_length;
+	//either open one file and write to it until the end of the movie OR periodically close and reopen files
+
+	double segment_end=duration;
+	int segment_num=0;
+	if (use_dash) {
+		segment_end=vf+mpd_chunk_length;
+		exporter.record(path+namestub+toString(segment_num)+suffix);
+	}
+	else exporter.record(path+namestub+suffix);
 
 	while (vf<min(duration,stop*vstep)&&!cancelled){ 
 
 		vf+=vstep;
 		progress=vf/duration;
-		//end+=
+		if (vf>segment_end&&use_dash){
+			exporter.finishRecord();
+			if (vf<duration) {
+				segment_num++;
+				exporter.record(path+namestub+toString(segment_num)+suffix);
+			}
+		}
 	}
 
+	if (!use_dash) exporter.finishRecord();
+
 }
 
 bool Graph::set_resolution(int w,int h){