Masato YAMANISHI / Mbed 2 deprecated USBHostC210_example

modify for C210 webcam and Startboard Orange.

Dependencies:   TextLCD USBHost mbed

Fork of USBHostC270_example by Norimasa Okamoto

Norimasa Okamoto さんの http://mbed.org/users/va009039/code/USBHostC270_example/ を C210 webcam と StarBoard Orange での SD カード保存用に変更。

main.cpp@12:c827ed52021d, 2013-03-19 (annotated)

Committer:
masato
Date:
Tue Mar 19 14:16:25 2013 +0000
Revision:
12:c827ed52021d
Parent:
11:944c66b16508 
for C210 and StartBoard Orange

Who changed what in which revision?

UserRevisionLine numberNew contents of line
masato 12:c827ed52021d 1 #define MSDFILESYSTEM 0 // 0:SDFileSystem, 1:USBHostMSD
masato 12:c827ed52021d 2
masato 12:c827ed52021d 3 #if MSDFILESYSTEM
masato 12:c827ed52021d 4 #include "USBHostMSD.h"
masato 12:c827ed52021d 5 #else
masato 12:c827ed52021d 6 #include "SDFileSystem.h"
masato 12:c827ed52021d 7 #endif
va009039 10:387c49b2fc7e 8 #include "USBHostC270.h"
va009039 10:387c49b2fc7e 9
va009039 10:387c49b2fc7e 10 Serial pc(USBTX, USBRX);
va009039 10:387c49b2fc7e 11 BusOut leds(LED1, LED2, LED3);
masato 12:c827ed52021d 12 #if !MSDFILESYSTEM
masato 11:944c66b16508 13 SDFileSystem sd(p5, p6, p7, p8, "sd");
masato 12:c827ed52021d 14 #endif
masato 12:c827ed52021d 15
masato 12:c827ed52021d 16 #include "TextLCD.h"
masato 12:c827ed52021d 17 TextLCD lcd( p24, p26, p27, p28, p29, p30 ); // rs, e, d0-d3
va009039 10:387c49b2fc7e 18
va009039 10:387c49b2fc7e 19 int main() {
va009039 10:387c49b2fc7e 20 pc.baud(921600);
masato 12:c827ed52021d 21 #if MSDFILESYSTEM
masato 12:c827ed52021d 22 USBHostMSD* msd = new USBHostMSD("usb"); // USB flash drive
masato 12:c827ed52021d 23 #endif
va009039 10:387c49b2fc7e 24 USBHostC270* cam = new USBHostC270(C270_MJPEG, C270_160x120, _5FPS); // Logitech C270
va009039 10:387c49b2fc7e 25 while(!cam->connect()) {
va009039 10:387c49b2fc7e 26 Thread::wait(500);
va009039 10:387c49b2fc7e 27 }
va009039 10:387c49b2fc7e 28
va009039 10:387c49b2fc7e 29 uint8_t buf[1024*3];
va009039 10:387c49b2fc7e 30 Timer interval_t;
va009039 10:387c49b2fc7e 31 interval_t.reset();
va009039 10:387c49b2fc7e 32 interval_t.start();
va009039 10:387c49b2fc7e 33 int shot = 0;
va009039 10:387c49b2fc7e 34 while(1) {
masato 11:944c66b16508 35 if (interval_t.read_ms() > 2000) {
masato 11:944c66b16508 36 printf("start\r\n");
va009039 10:387c49b2fc7e 37 int r = cam->readJPEG(buf, sizeof(buf));
va009039 10:387c49b2fc7e 38 char path[32];
masato 12:c827ed52021d 39 #if MSDFILESYSTEM
masato 12:c827ed52021d 40 snprintf(path, sizeof(path), "/usb/image%02d.jpg", shot % 20);
masato 12:c827ed52021d 41 #else
masato 11:944c66b16508 42 snprintf(path, sizeof(path), "/sd/image%02d.jpg", shot % 20);
masato 12:c827ed52021d 43 #endif
masato 12:c827ed52021d 44 lcd.locate( 0, 0 );
masato 12:c827ed52021d 45 lcd.printf( path );
masato 11:944c66b16508 46 printf("%d %s %d bytes\r\n", shot, path, r);
masato 12:c827ed52021d 47 #if MSDFILESYSTEM
masato 12:c827ed52021d 48 if (msd->connected())
masato 12:c827ed52021d 49 #endif
masato 11:944c66b16508 50 {
va009039 10:387c49b2fc7e 51 FILE* fp = fopen(path, "wb");
va009039 10:387c49b2fc7e 52 if (fp) {
masato 12:c827ed52021d 53 lcd.locate( 0, 1 );
masato 12:c827ed52021d 54 lcd.printf( "writing." );
masato 11:944c66b16508 55 printf("write\r\n");
va009039 10:387c49b2fc7e 56 fwrite(buf, r, 1, fp);
va009039 10:387c49b2fc7e 57 fclose(fp);
masato 12:c827ed52021d 58 lcd.locate( 0, 1 );
masato 12:c827ed52021d 59 lcd.printf( "finish. " );
va009039 10:387c49b2fc7e 60 }
va009039 10:387c49b2fc7e 61 shot++;
va009039 10:387c49b2fc7e 62 leds = shot % 8;
va009039 10:387c49b2fc7e 63 }
va009039 10:387c49b2fc7e 64 interval_t.reset();
masato 11:944c66b16508 65 printf("end\r\n");
va009039 10:387c49b2fc7e 66 }
masato 12:c827ed52021d 67 #if MSDFILESYSTEM
masato 12:c827ed52021d 68 if (!msd->connected()) msd->connect();
masato 12:c827ed52021d 69 #endif
va009039 10:387c49b2fc7e 70 cam->poll();
va009039 10:387c49b2fc7e 71 }
va009039 10:387c49b2fc7e 72 }