From 22fd121880876005d312827a6a35c9f41c292bb2 Mon Sep 17 00:00:00 2001
From: Tim Redfern <tim@eclectronics.org>
Date: Fri, 7 Feb 2014 13:24:00 +0000
Subject: curiouser and curiouser

---
 rotord/src/cvimage.cpp | 14 ++++++++------
 rotord/src/cvimage.h   |  4 ++--
 rotord/src/rotor.h     | 10 ++++++----
 3 files changed, 16 insertions(+), 12 deletions(-)

(limited to 'rotord/src')

diff --git a/rotord/src/cvimage.cpp b/rotord/src/cvimage.cpp
index 21e4e2f..b255848 100644
--- a/rotord/src/cvimage.cpp
+++ b/rotord/src/cvimage.cpp
@@ -176,11 +176,13 @@ namespace Rotor {
 	}
 	Image & Image::operator=(const Image &other) {
 		//can be optimised? was trying to use other.data.clone()
-		setup(other.w,other.h);
-		//for (int i=0;i<h*w*3;i++) {
-		//	rgb.data[i]=other.rgb.data[i];
-		//}
-		memcpy(rgb.data,other.rgb.data,h*w*3); //saves ~2.4 ms copying a 640x360 image
+		if (setup(other.w,other.h)){
+            //for (int i=0;i<h*w*3;i++) {
+            //	rgb.data[i]=other.rgb.data[i];
+            //}
+            memcpy(rgb.data,other.rgb.data,h*w*3); //saves ~2.4 ms copying a 640x360 image
+            
+		}
 		return *this;
 	}
 	//channel rearrangement
@@ -245,6 +247,6 @@ namespace Rotor {
 		cv::resize(rgb,mip,cv::Size(nw,nh),0,0,cv::INTER_AREA );
 		mipmaps[level]=mip;
 		return mipmaps[level];
-		
+
 	}
 }
diff --git a/rotord/src/cvimage.h b/rotord/src/cvimage.h
index bc9c13d..d3f824c 100644
--- a/rotord/src/cvimage.h
+++ b/rotord/src/cvimage.h
@@ -175,7 +175,7 @@ namespace Rotor {
 				// Mat::Mat(int rows, int cols, int type, void* data, size_t step=AUTO_STEP)
 			 	rgb=cv::Mat(_h,_w,CV_8UC3,pRGBdata,(_w*3)+linepadding);
 				//std::cerr<<"created cv::Mat with step= "<<rgb.step<<",should be "<<((_w*3)+linepadding)<<std::endl;
-				
+
 			 	RGBdata=rgb.data; //can move to use the bare pointer eventually
 				ownsRGBdata=false; //will not be necessary
 				w=_w;
@@ -299,4 +299,4 @@ namespace Rotor {
 	};
 }
 
-#endif
\ No newline at end of file
+#endif
diff --git a/rotord/src/rotor.h b/rotord/src/rotor.h
index eb8dce9..a7cdbdc 100644
--- a/rotord/src/rotor.h
+++ b/rotord/src/rotor.h
@@ -933,6 +933,7 @@ namespace Rotor {
 			    return false;
 			}
 			bool get_frame(double wanted,const Frame_spec &frame){
+				wanted=max(0.0,wanted);
 				if (attributes["frame_mode"]->intVal==VIDEOFRAMES_blend){
 					if (((int)wanted)!=lastframe){
 						//get a new pair of frames possibly by switching the next one
@@ -966,8 +967,9 @@ namespace Rotor {
 							Poco::Logger& logger = Poco::Logger::get(Log_name);
 							logger.error("Video_loader failed to seek frame "+toString(wanted)+" of "+attributes["filename"]->value);
 
-							if (image.w>0) return &image; //just return the previous frame if possible
-							else return nullptr;
+							//if (image.w>0) return true; //just return the previous frame if possible
+							//else 
+							return false;
 						}
 						image.setup_fromRGB(frame.w,frame.h,players[clip_loaded].frame->Data[0],players[clip_loaded].frame->Linesize[0]-(frame.w*3));
 					}
@@ -996,7 +998,7 @@ namespace Rotor {
 					players.resize(attributes["filenames"]->vals.size());
 					ph=seg==0?ph:fmod(ph,seg);
 					if (clip_loaded!=wv){
-						if (load(wv)) {
+						if (load(wv)) { //always checks if loading is succesful
 							clip_loaded=wv;
 							isLoaded=true;
 						}
@@ -1005,7 +1007,7 @@ namespace Rotor {
 						//	clip_loaded=-1;
 						//}
 					}
-					if (isLoaded){
+					if (isLoaded){ //always checks if loading is succesful
 						int wanted=0.0;
 						int thisframe=((Time_spec)frame).frame();
 						double clipframerate=(parameters["framerate"]->value==0.0?players[clip_loaded].get_framerate():parameters["framerate"]->value);
-- 
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