added light show functionality for songs

.gitignore

@@ -0,0 +1 @@
+*.wav

Makefile

@@ -2,6 +2,9 @@ all:
 	rm -f infinitylights
 	g++ -lusb-1.0  main.cpp InfinityPortal.cpp SkylandersPortal.cpp -o infinitylights
 
+lightshow:
+	rm -f lightshow
+	g++ -lusb-1.0  lightshow.cpp InfinityPortal.cpp SkylandersPortal.cpp -o lightshow
 
 clean:
-	rm -f infinitylights
+	rm -f infinitylights lightshow

beat.php

@@ -0,0 +1,70 @@
+<?php
+
+if(posix_getuid() != 0) {
+	die("Please run this application as root/sudo\n");
+}
+
+if(!isset($argv[1])) {
+	throw new Exception("No file selected");
+}
+
+$audioFile = $argv[1];
+$fileType = mime_content_type($audioFile);
+
+if($fileType != "audio/x-wav") {
+	throw new Exception("Wrong file type selected");
+}
+
+$lightShowProc = proc_open(sprintf("./lightshow",$audioFile),array(0 => array("pipe", "r"),1 => array("pipe", "w")),$lightPipes);
+
+$lightsLine = explode(" ",str_replace("\n","",fgets($lightPipes[1])));
+
+if($lightsLine[0] != "lights") {
+	throw new Exception("Output formatting error");
+}
+
+$lightCount = $lightsLine[1];
+
+$lightCount = max($lightCount,3);
+
+$soxProc = proc_open(sprintf("sox %s -t dat -r 32 -c %d - 2>&1",$audioFile,$lightCount),array(0 => array("pipe", "r"),1 => array("pipe", "w")),$pipes);
+
+$soxOut = $pipes[1];
+
+$channelLast = array();
+
+$startTime = microtime(true);
+
+proc_open(sprintf("play %s 2>&1 &",$audioFile),array(0 => array("pipe", "r"),1 => array("pipe", "w")),$pipesAudio);
+
+echo "Starting the music!\n";
+
+while(!feof($soxOut)) {
+
+	$line = trim(str_replace(array("\n","\r"),"",fgets($soxOut)));
+
+	if(strpos($line,";") === 0 || !$line) {
+		continue;
+	}
+
+	// $data = explode(" ",$line);
+	$data = preg_split("/ +/",$line);
+	$time = $data[0];
+
+	$currTime = microtime(true)-$startTime;
+
+	while($currTime < $time) {
+		$currTime = microtime(true)-$startTime;
+	}
+
+	// var_dump("It's $currTime");
+
+	for($i = 1 ; $i <= $lightCount ; $i++) {
+		// if(isset($channelLast[$i-1]) && $data[$i] < $channelLast[$i-1]) {
+		if($data[$i] > 0) {
+			fwrite($lightPipes[0],$i."\n");
+		}
+
+		$channelLast[$i-1] = $data[$i];
+	}
+}

lightshow.cpp

@@ -0,0 +1,122 @@
+/* 
+ * File:   main.cpp
+ * Author: christopher
+ *
+ * Created on 10 August 2014, 21:09
+ */
+
+#include <cstdlib>
+#include <stdio.h>
+#include <sys/types.h>
+#include <iostream>
+#include <math.h>
+#include "libusb-1.0/libusb.h"
+#include <unistd.h>
+#include "InfinityPortal.h"
+#include "SkylandersPortal.h"
+
+using namespace std;
+
+/*
+ * 
+ */
+int main(int argc, char** argv) {
+
+	srand (time(NULL));
+
+	libusb_device** devices;
+	libusb_context* context;
+	struct libusb_device_handle* tryDeviceHandler;
+
+	libusb_init(&context);
+	int devicesCount = libusb_get_device_list(context, &devices);
+
+	struct libusb_device_descriptor descriptor;
+	libusb_device_handle* deviceHandler;
+
+	int retVal = 0;
+	int skylanderPortalIds[0xff];
+	int infinityPortalIds[0xff];
+	int skylanderPortalCount = 0;
+	int infinityPortalCount = 0;
+
+	for(int i = 0 ; i < devicesCount ; i++) {
+
+			retVal = libusb_open(devices[i], &tryDeviceHandler);
+
+			if(retVal < 0) {
+					continue;
+			}
+
+			libusb_get_device_descriptor(devices[i], &descriptor);
+
+			if(descriptor.idVendor == 0x0e6f && descriptor.idProduct == 0x0129) {
+
+					infinityPortalIds[infinityPortalCount] = i;
+					infinityPortalCount++;
+
+			} else if(descriptor.idVendor == 0x1430 && descriptor.idProduct == 0x150) {
+
+					skylanderPortalIds[skylanderPortalCount] = i;
+					skylanderPortalCount++;
+			}
+	}
+
+	if(skylanderPortalCount == 0 && infinityPortalCount == 0) {
+		printf("Please plug in either a Portal of Power or an Infinity Base\n");
+		return -1;
+	}
+
+	InfinityPortal infinityPortals[infinityPortalCount];
+	SkylandersPortal skylanderPortals[skylanderPortalCount];	
+
+	int j;
+
+	int lightsCount = 0;
+
+	for(j = 0 ; j < infinityPortalCount ; j++) {
+		infinityPortals[j] = InfinityPortal(infinityPortalIds[j]);
+		lightsCount += 3;
+	}
+
+	for(j = 0 ; j < skylanderPortalCount ; j++) {
+		skylanderPortals[j] = SkylandersPortal(skylanderPortalIds[j]);
+		lightsCount += 1;
+	}
+
+	printf("lights %d\n",lightsCount);
+
+	// while(true) {
+	// 	for(j = 0 ; j < max(skylanderPortalCount,infinityPortalCount) ; j++) {
+	// 		if(j < skylanderPortalCount) {
+	// 			skylanderPortals[j].setColour(random()%0x100,random()%0x100,random()%0x100);
+	// 			// skylanderPortals[j].setLeftColour(random()%0x100,random()%0x100,random()%0x100);
+	// 			// skylanderPortals[j].setRightColour(random()%0x100,random()%0x100,random()%0x100);
+	// 			// skylanderPortals[j].flashTrapLight();
+	// 		}
+
+	// 		if(j < infinityPortalCount) {
+	// 			for(int k = 0 ; k < 3 ; k++) {
+	// 				infinityPortals[j].setColour(k+1,random()%0x100,random()%0x100,random()%0x100);
+	// 			}
+	// 		}
+	// 	}
+
+	// 	usleep(100000);
+	// }
+
+    for (std::string line; std::getline(std::cin, line);) {
+    	int intVal = atoi(line.c_str());
+        // printf("Got line: %d\n",intVal);
+
+    	if(intVal > lightsCount) {
+    		continue;
+    	}
+
+    	skylanderPortals[intVal-1].setColour(random()%0x100,random()%0x100,random()%0x100);
+
+    }
+
+	printf("Done!\n");
+	return 0;
+}

main.cpp

@@ -93,6 +93,8 @@ int main(int argc, char** argv) {
 			if(j < skylanderPortalCount) {
 				// printf("Doing %d\n",j);
 				skylanderPortals[j].setColour(random()%0x100,random()%0x100,random()%0x100);
+				// skylanderPortals[j].setLeftColour(random()%0x100,random()%0x100,random()%0x100);
+				// skylanderPortals[j].setRightColour(random()%0x100,random()%0x100,random()%0x100);
 				// skylanderPortals[j].flashTrapLight();
 			}