Diff: main.cpp

Revision:

6:8cc48b05d20e

Parent:

4:6ed9c8bb82c3

Child:

7:73d911fc2bfa

diff -r c4c66c630011 -r 8cc48b05d20e main.cpp
--- a/main.cpp	Fri Dec 14 15:40:21 2012 +0000
+++ b/main.cpp	Wed Jan 04 15:52:24 2017 +0000
@@ -1,224 +1,22 @@
 #include "mbed.h"
-#include "WiflyInterface.h"
-#include "NokiaLCD.h"
-#include "picojpeg.h"
-#include "DebounceIn.h"
 #include "GPS.h"
-#include <vector>
-
-#define DEFAULTZOOM 15
-
-/* wifly interface:
-*     - p13 and p14 are for the serial communication
-*     - p28 is for the reset pin
-*     - p27 is for the connection status
-*     - 5th field is the ssid of the network
-*     - 6th field is the password
-*     - WPA is the security
-*/
-
-WiflyInterface wifly(p13, p14, p28, p27, "username", "password", WPA);
-Serial pc(USBTX,USBRX);
-LocalFileSystem local("local");// Create the local filesystem under the name "local"
-GPS gps(p9, p10);
-DebounceIn ZoomIn(p18);
-DebounceIn Refresh(p19);
-DebounceIn ZoomOut(p20);
-FILE *jpegfile;
-int jpeg_filesize = 0;
-int jpeg_filepos = 0;
-NokiaLCD lcd(p5, p7, p8, p11, NokiaLCD::LCD6610);
-int zoom = DEFAULTZOOM;
-
-
-unsigned char pjpeg_need_bytes_callback(unsigned char* pBuf, unsigned char buf_size, unsigned char *pBytes_actually_read, void *pCallback_data)
-{
-    unsigned int n = min((unsigned int)(jpeg_filesize - jpeg_filepos), (unsigned int)buf_size);
-    if (n && (fread(pBuf, 1, n, jpegfile) != n))
-        return PJPG_STREAM_READ_ERROR;
-    *pBytes_actually_read = (unsigned char)(n);
-    jpeg_filepos += n;
-    return 0;
-}
-
-void ReadJPEGFromFile(const char *filename, NokiaLCD *lcd)
-{
-    pjpeg_image_info_t imageInfo;
-    jpegfile = fopen(filename,"rb");
-    if(!jpegfile) {
-        pc.printf("File not Found: %s\n\r",filename);
-    }
-    fseek(jpegfile, 0, SEEK_END);
-    jpeg_filesize = ftell(jpegfile);
-    jpeg_filepos = 0;
-    fseek(jpegfile, 0, SEEK_SET);
-    int status = pjpeg_decode_init(&imageInfo, pjpeg_need_bytes_callback, NULL);
-    //const unsigned int row_pitch = imageInfo.m_width * imageInfo.m_comps;
-    int mcu_x = 0;
-    int mcu_y = 0;
-
-    for ( ; ; ) {
-        status = pjpeg_decode_mcu();
-
-        if (status) {
-            if (status != PJPG_NO_MORE_BLOCKS) {
-                //pc.printf("pjpeg_decode_mcu() failed with status %u\n", status);
-                fclose(jpegfile);
-                return;
-            }
-
-            break;
-        }
-
-        if (mcu_y >= imageInfo.m_MCUSPerCol) {
-            fclose(jpegfile);
-            return;
-        }
-
-        // Copy MCU's pixel blocks into the destination bitmap.
-
-        for (int y = 0; y < imageInfo.m_MCUHeight; y += 8) {
-            const int by_limit = min(8, imageInfo.m_height - (mcu_y * imageInfo.m_MCUHeight + y));
-            for (int x = 0; x < imageInfo.m_MCUWidth; x += 8) {
-
-                unsigned int src_ofs = (x * 8U) + (y * 16U);
-                const unsigned char *pSrcR = imageInfo.m_pMCUBufR + src_ofs;
-                const unsigned char *pSrcG = imageInfo.m_pMCUBufG + src_ofs;
-                const unsigned char *pSrcB = imageInfo.m_pMCUBufB + src_ofs;
-
-                const int bx_limit = min(8, imageInfo.m_width - (mcu_x * imageInfo.m_MCUWidth + x));
+Serial pc(A4, SERIAL_RX);
 
-                if (imageInfo.m_scanType == PJPG_GRAYSCALE) {
-                    for (int by = 0; by < by_limit; by++) {
-                        for (int bx = 0; bx < bx_limit; bx++) {
-                            unsigned int color = ((*pSrcR++) << 16);
-                            (*lcd).pixel(mcu_x*imageInfo.m_MCUWidth+x+bx,mcu_y*imageInfo.m_MCUHeight+y+by,color);
-                        }
-                        pSrcR += (8 - bx_limit);
-                    }
-                } else {
-                    for (int by = 0; by < by_limit; by++) {
-                        for (int bx = 0; bx < bx_limit; bx++) {
-                            unsigned int color = ((*pSrcR++) << 16) | ((*pSrcG++) << 8) | (*pSrcB++);
-                            (*lcd).pixel((130-imageInfo.m_width)/2+mcu_x*imageInfo.m_MCUWidth+x+bx,(130-imageInfo.m_height)/2+mcu_y*imageInfo.m_MCUHeight+y+by,color);
-                        }
-
-                        pSrcR += (8 - bx_limit);
-                        pSrcG += (8 - bx_limit);
-                        pSrcB += (8 - bx_limit);
-
-                    }
-                }
-            }
-        }
-
-        mcu_x++;
-        if (mcu_x == imageInfo.m_MCUSPerRow) {
-            mcu_x = 0;
-            mcu_y++;
-        }
-    }
-
-    fclose(jpegfile);
-}
-
-void wiflyConnect()
-{
-    wifly.disconnect();
-    wifly.init();
-    while (!wifly.connect()) {
-        pc.printf("waiting\n\r");
-    }// join the network
-}
-
-void getNewImage(float latitude, float longitude, int zoom)
-{
-    TCPSocketConnection sock;
-    sock.connect("maps.googleapis.com", 80);
-    int ret = 0;
-    int total_bytes = 0;
-    char http_cmd[300];
-    sprintf(http_cmd, "GET /maps/api/staticmap?center=%f%%2C%f&zoom=%d&size=130x130&sensor=true&format=jpg-baseline HTTP/1.0\n\n",latitude,longitude,zoom);
-    sock.send_all(http_cmd, sizeof(http_cmd)-1);
-
-    sock.set_blocking(false,10000);
-    char buffer[300];
-    FILE* pFile;
-    pc.printf("%s\n\r",http_cmd);
-    pFile = fopen ("/local/image.jpg","w");
-    pc.printf("Opening File\n\r");
-    bool found_start = false;
-    bool found_end = false;
-    while (true) {
-        ret = sock.receive(buffer, sizeof(buffer)-1);
-        if (ret <= 0) {
-            pc.printf("Ret < 0. Break. \n\r");
-            //wiflyConnect();
-            break;
-        }
-        buffer[ret] = '\0';
-        total_bytes += ret;
-        pc.printf("Received %d chars from server, total %d: %s\n\r", ret,total_bytes, buffer);
-        if(found_start) {
-            for(int i=1; i<ret; i++) {
-                if(buffer[i-1]==0xFF && buffer[i]==0xD9) { //jpg file end at FFD9
-                    pc.printf("found end. \n\r");
-                    fwrite(buffer,1,i+1,pFile);
-                    found_end = true;
-                    break;
-                }
-            }
-            if(!found_end)
-                fwrite(buffer,1,ret,pFile);
-            else {
-                pc.printf("Found Start and End. Break. \n\r");
-                break;
-            }
-
-        } else {
-            for(int i=1; i<ret; i++) {
-                if(buffer[i-1]==0xFF && buffer[i]==0xD8) { //jpg file starts from FFD8
-                    pc.printf("found start.\n\r");
-                    fwrite(&buffer[i-1],1,ret-i+1,pFile);
-                    found_start = true;
-                    break;
-                }
-            }
-        }
-    }
-
-    fclose (pFile);
-    pc.printf("Closing File\n\r");
-    sock.close();
-    lcd.cls();
-    ReadJPEGFromFile("/local/IMAGE.JPG", &lcd);
-}
+GPS ark(PA_9, PA_10);
+DigitalOut myled(LED1);
 
 int main()
 {
-    pc.printf("Hello\n\r");
-    wifly.init(); //Use DHCP
-    while (!wifly.connect()) {
-        pc.printf("waiting\n\r");
-    }// join the network
-    pc.printf("IP Address is %s\n", wifly.getIPAddress());
-
-    float longitude = 0.0;
-    float latitude = 0.0;
     while(1) {
-        if(gps.sample()) {
-           // pc.printf("I'm at %f, %f\n", gps.longitude, gps.latitude);
-            longitude = gps.longitude;
-            latitude = gps.latitude;
+        if( ark.sample() == 1) {
+            myled=0;
+            float latitude = ark.latitude;
+            float longitude = ark.longitude;
+            float utc =50000;
+            pc.printf("latitude: %0.2f, longitude: %0.2f, utc: %f\r\n",latitude,longitude,utc);
+            wait(1);
         } else {
-            pc.printf("Oh Dear! No lock :(\n");
+            myled=1;
         }
-        if(Refresh)
-            getNewImage(latitude,longitude,zoom);
-        else if(ZoomIn)
-            getNewImage(latitude,longitude,++zoom);
-        else if(ZoomOut)
-            getNewImage(latitude,longitude,--zoom);
     }
-    wifly.disconnect();
 }
\ No newline at end of file