weird bugs with small files

1 files changed, 4 insertions, 2 deletions

diff --git a/rotord/rotor.cpp b/rotord/rotor.cpp
index 2fa5183..37af5a1 100755
--- a/rotord/rotor.cpp
+++ b/rotord/rotor.cpp
@@ -377,12 +377,14 @@ Image* Video_loader::output(const Frame_spec &frame){
 	*/
 
 	if (isLoaded){
-		int wanted=((int) (frame.time*frame.framerate))%(player.getNumberOfFrames()-2);  //-2??
-		if (!player.fetchFrame(frame.w,frame.h,wanted)) { cerr<<"Rotor: frame returned false"<<endl; };
+		int wanted=((int) (frame.time*frame.framerate))%(player.getNumberOfFrames());  //-2?? this would give division by zero
+		if (!player.fetchFrame(frame.w,frame.h,wanted)) { cerr<<"Rotor: frame returned false"<<endl; return nullptr; };
 		image.setup_fromRGB(frame.w,frame.h,player.pFrameRGB->data[0]);
 		return &image;
 	}
 
+	//confusingly, crashes with files not made with ffmpeg/ short files?
+
 
     return nullptr;
 };