ucam.h

00001 #ifndef __UCAM__H__
00002 #define __UCAM__H__
00003 #include <mbed.h>
00004 /*color space*/
00005 #define COLOR_YUV_2     0x01
00006 #define COLOR_YUV_4     0x02
00007 #define COLOR_YUV_8     0x03
00008 #define COLOR_RGB_332   0x04
00009 #define COLOR_RGB_444   0x05
00010 #define COLOR_RGB_565   0x06
00011 #define COLOR_JPEG      0x07
00012 /*raw resolution*/
00013 #define RAW_80x60       0x01
00014 #define RAW_160x120     0x03
00015 #define RAW_320x240     0x05
00016 #define RAW_640x480     0x07
00017 #define RAW_128x128     0x09
00018 #define RAW_128x96      0x0B
00019 /*jpeg resolution*/
00020 #define JPEG_80x64      0x01
00021 #define JPEG_160x128    0x03
00022 #define JPEG_320x240    0x05
00023 #define JPEG_640x480    0x07
00024 struct ucam_command;
00025 
00026 class UCam{
00027     public:
00028         Serial *ucam;
00029         DigitalOut led;
00030         
00031     public:        
00032         UCam(PinName tx_pin, PinName rx_pin, PinName led_pin, uint32_t baudrate);
00033         ~UCam();
00034         int8_t connect();
00035         int8_t snapshot(uint8_t *buf, uint16_t *len, uint8_t colorspace, uint8_t raw_size, uint8_t jpeg_size);
00036         int8_t start_video(uint8_t colorspace, uint8_t raw_size, uint8_t jpeg_size);
00037         int8_t next_frame(uint8_t *buf, uint16_t *len);
00038         int8_t end_video();
00039         
00040     private:
00041         void uart_isr();
00042         int8_t send_cmd(uint8_t cmd, uint8_t p1=0, uint8_t p2=0, uint8_t p3=0, uint8_t p4=0, uint8_t noack=0);
00043         int8_t recv_cmd(struct ucam_command *cmd);
00044 };
00045 #endif/*#define __UCAM_H__*/