Add Spectrum paint - Need to check level and imagick YUB format

snap2spectrum.sh

@@ -0,0 +1,10 @@
+raspistill -w 320 -h 256 -o picture.jpg -t 1
+#convert  picture.jpg -flip -colors 16 -colorspace gray -dither -colorspace YUV picture.yuv
+convert picture.jpg -flip -colors 16 -colorspace gray -colorspace YUV picture.yuv
+sudo ./spectrumpaint picture.yuv 144.2e6
+
+#convert -depth 8 picture.jpg picture.rgb
+
+#sudo ./pisstv picture.rgb 144.5e6
+
+

src/Makefile

@@ -1,5 +1,5 @@
 #all: ../rpitx ../pissb ../pisstv ../pifsq ../pifm ../piam ../pidcf77
-all: ../pisstv ../piopera ../pifsq ../pichirp ../sendiq ../tune ../freedv ../dvbrf ../pocsag
+all: ../pisstv ../piopera ../pifsq ../pichirp ../sendiq ../tune ../freedv ../dvbrf ../pocsag ../spectrumpaint
 
 CFLAGS	= -Wall -g -O2 -Wno-unused-variable 
 LDFLAGS	= librpitx/src/librpitx.a -lm -lrt -lpthread 
@@ -47,6 +47,9 @@ LDFLAGS_Pissb	= librpitx/src/librpitx.a -lm -lrt -lpthread -lsndfile -lliquid
 ../pocsag: pocsag/pocsag.cpp librpitx/src/librpitx.a
 	$(CCP) $(CFLAGS) -o ../pocsag pocsag/pocsag.cpp $(LDFLAGS) 	
 
+../spectrumpaint: spectrumpaint/spectrum.cpp librpitx/src/librpitx.a
+	$(CCP) $(CFLAGS) -o ../spectrumpaint spectrumpaint/spectrum.cpp $(LDFLAGS) 	
+
 CFLAGS_Pifm	= -Wall -g -O2 -Wno-unused-variable
 LDFLAGS_Pifm	= librpitx/src/librpitx.a -lm -lrt -lpthread -lsndfile
 ../pifm : ../fm/pifm.c 

src/pocsag/pocsag.cpp

@@ -331,7 +331,7 @@ void SendFsk(uint64_t Freq,uint32_t *Message,int Size)
 	//int SR=40625;
 	int SR=1200;
 	float Deviation=4500;
-	int FiFoSize=4000;
+	int FiFoSize=12000;
     fprintf(stderr,"Fifo Size =%d, Size = %d",FiFoSize,Size);
 	fskburst fsktest(Freq,SR,Deviation,14,FiFoSize);
 	unsigned char *TabSymbol=(unsigned char *)malloc(Size*32);

src/sendiq.cpp

@@ -156,7 +156,7 @@ int main(int argc, char* argv[])
 	
 	int SR=48000;
 	int FifoSize=IQBURST*4;
-	iqdmasync iqtest(SetFrequency,SampleRate,14,FifoSize);
+	iqdmasync iqtest(SetFrequency,SampleRate,14,FifoSize,MODE_IQ);
 	iqtest.SetPLLMasterLoop(3,4,0);
 	iqtest.print_clock_tree();
 	//iqtest.SetPLLMasterLoop(5,6,0);

src/spectrumpaint/spectrum.cpp

@@ -0,0 +1,86 @@
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <string.h>
+#include <errno.h>
+#include <stdarg.h>
+#include <stdint.h>
+#include <math.h>
+#include <time.h>
+#include <signal.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <fcntl.h>
+#include <sys/mman.h>
+
+#include "../librpitx/src/librpitx.h"
+
+int FilePicture;
+int FileFreqTiming;
+
+iqdmasync *fmmod;
+static double GlobalTuningFrequency=00000.0;
+int FifoSize=35000; 
+
+
+void ProcessPicture(float Excursion)
+{
+		
+	int EndOfPicture=0;
+	int NbRead=0;
+	int VIS=1;
+	static unsigned char Line[320*3];
+	std::complex<float> sample[320];
+	int Row;
+				
+	
+	while(EndOfPicture==0)
+	{
+		NbRead=read(FilePicture,Line,320);
+		if(NbRead!=320) EndOfPicture=1;
+	
+							
+		for(Row=0;Row<320;Row++)
+		{ 
+			sample[Row]=std::complex<float>((Row/320.0-0.5)*Excursion,(Line[Row])/4);
+			
+			
+		}
+		fmmod->SetIQSamples(sample,320,1);
+		
+	}
+}
+
+
+int main(int argc, char **argv)
+{
+	float frequency=144.5e6;
+	float Excursion=100000;
+	if (argc > 2) 
+	{
+		char *sFilePicture=(char *)argv[1];
+		FilePicture = open(argv[1], O_RDONLY);
+		
+		 frequency=atof(argv[2]);
+	}
+	if (argc > 3) 
+	{
+		Excursion=atof(argv[3]);
+	}
+	if(argc<2)
+	{
+		printf("usage : spectrum picture.rgb frequency(Hz) Excursion(Hz)\n");
+		exit(0);
+	}
+	
+	fmmod=new iqdmasync(frequency,10000,14,FifoSize,MODE_FREQ_A);	
+	ProcessPicture(Excursion);
+    close(FilePicture);
+	delete fmmod;
+	return 0;
+}
+	
+
+
+