Ryo Hagimoto
/
GR-PEACH_Camera_in_barcode
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Dependencies: GR-PEACH_video mbed zbar_010
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GR-PEACH_Camera_in
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Renesas
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main.cpp
00001 #include "mbed.h" 00002 #include "DisplayBace.h" 00003 #if (1) // USB is not used 00004 #else 00005 #include "USBHostMSD.h" 00006 #endif 00007 #include "bitmap.h " 00008 #if defined(TARGET_RZ_A1H) 00009 #if (1) // USB is not used 00010 #else 00011 #include "usb_host_setting.h" 00012 #endif 00013 #else 00014 #define USB_HOST_CH 0 00015 #endif 00016 #if (1) // Add ZBar 00017 #include "zbar_lib.h" 00018 #endif 00019 00020 #define VIDEO_CVBS (0) /* Analog Video Signal */ 00021 #define VIDEO_CMOS_CAMERA (1) /* Digital Video Signal */ 00022 #define VIDEO_YCBCR422 (0) 00023 #define VIDEO_RGB888 (1) 00024 #define VIDEO_RGB565 (2) 00025 00026 /**** User Selection *********/ 00027 #define VIDEO_INPUT_METHOD (VIDEO_CMOS_CAMERA) /* Select VIDEO_CVBS or VIDEO_CMOS_CAMERA */ 00028 #define VIDEO_INPUT_FORMAT (VIDEO_YCBCR422) /* Select VIDEO_YCBCR422 or VIDEO_RGB888 or VIDEO_RGB565 */ 00029 #define USE_VIDEO_CH (0) /* Select 0 or 1 If selecting VIDEO_CMOS_CAMERA, should be 0.) */ 00030 #define VIDEO_PAL (0) /* Select 0(NTSC) or 1(PAL) If selecting VIDEO_CVBS, this parameter is not referenced.) */ 00031 /*****************************/ 00032 00033 #if USE_VIDEO_CH == (0) 00034 #define VIDEO_INPUT_CH (DisplayBase::VIDEO_INPUT_CHANNEL_0) 00035 #define VIDEO_INT_TYPE (DisplayBase::INT_TYPE_S0_VFIELD) 00036 #else 00037 #define VIDEO_INPUT_CH (DisplayBase::VIDEO_INPUT_CHANNEL_1) 00038 #define VIDEO_INT_TYPE (DisplayBase::INT_TYPE_S1_VFIELD) 00039 #endif 00040 00041 #if ( VIDEO_INPUT_FORMAT == VIDEO_YCBCR422 || VIDEO_INPUT_FORMAT == VIDEO_RGB565 ) 00042 #define DATA_SIZE_PER_PIC (2u) 00043 #else 00044 #define DATA_SIZE_PER_PIC (4u) 00045 #endif 00046 00047 /*! Frame buffer stride: Frame buffer stride should be set to a multiple of 32 or 128 00048 in accordance with the frame buffer burst transfer mode. */ 00049 #define PIXEL_HW (320u) /* QVGA */ 00050 #define PIXEL_VW (240u) /* QVGA */ 00051 #define VIDEO_BUFFER_STRIDE (((PIXEL_HW * DATA_SIZE_PER_PIC) + 31u) & ~31u) 00052 #define VIDEO_BUFFER_HEIGHT (PIXEL_VW) 00053 00054 #if (USB_HOST_CH == 1) //Audio Camera Shield USB1 00055 DigitalOut usb1en(P3_8); 00056 #endif 00057 DigitalOut led1(LED1); 00058 DigitalIn button(USER_BUTTON0); 00059 00060 #if defined(__ICCARM__) 00061 #pragma data_alignment=16 00062 static uint8_t FrameBuffer_Video_A[VIDEO_BUFFER_STRIDE * VIDEO_BUFFER_HEIGHT]@ ".mirrorram"; //16 bytes aligned!; 00063 static uint8_t FrameBuffer_Video_B[VIDEO_BUFFER_STRIDE * VIDEO_BUFFER_HEIGHT]@ ".mirrorram"; //16 bytes aligned!; 00064 #pragma data_alignment=4 00065 #else 00066 static uint8_t FrameBuffer_Video_A[VIDEO_BUFFER_STRIDE * VIDEO_BUFFER_HEIGHT]__attribute((section("NC_BSS"),aligned(16))); //16 bytes aligned!; 00067 static uint8_t FrameBuffer_Video_B[VIDEO_BUFFER_STRIDE * VIDEO_BUFFER_HEIGHT]__attribute((section("NC_BSS"),aligned(16))); //16 bytes aligned!; 00068 #endif 00069 static volatile int32_t vsync_count; 00070 static volatile int32_t vfield_count; 00071 00072 #if (1) // Add image buffer */ 00073 static unsigned char input_image_buff[320*240]; 00074 #endif 00075 00076 #if (1) // Add YCbCr422 to Grayscale converter */ 00077 static void yuv2gray(void * dst_buff, void * src_buff, uint32_t stride, uint32_t height ); 00078 #endif 00079 00080 /**************************************************************************//** 00081 * @brief Interrupt callback function 00082 * @param[in] int_type : VDC5 interrupt type 00083 * @retval None 00084 ******************************************************************************/ 00085 static void IntCallbackFunc_Vfield(DisplayBase::int_type_t int_type) 00086 { 00087 if (vfield_count > 0) { 00088 vfield_count--; 00089 } 00090 } 00091 00092 /**************************************************************************//** 00093 * @brief Wait for the specified number of times Vsync occurs 00094 * @param[in] wait_count : Wait count 00095 * @retval None 00096 ******************************************************************************/ 00097 static void WaitVfield(const int32_t wait_count) 00098 { 00099 vfield_count = wait_count; 00100 while (vfield_count > 0) { 00101 /* Do nothing */ 00102 } 00103 } 00104 00105 /**************************************************************************//** 00106 * @brief Interrupt callback function for Vsync interruption 00107 * @param[in] int_type : VDC5 interrupt type 00108 * @retval None 00109 ******************************************************************************/ 00110 static void IntCallbackFunc_Vsync(DisplayBase::int_type_t int_type) 00111 { 00112 if (vsync_count > 0) { 00113 vsync_count--; 00114 } 00115 } 00116 00117 /**************************************************************************//** 00118 * @brief Wait for the specified number of times Vsync occurs 00119 * @param[in] wait_count : Wait count 00120 * @retval None 00121 ******************************************************************************/ 00122 static void WaitVsync(const int32_t wait_count) 00123 { 00124 vsync_count = wait_count; 00125 while (vsync_count > 0) { 00126 /* Do nothing */ 00127 } 00128 } 00129 00130 /**************************************************************************//** 00131 * @brief 00132 * @param[in] void 00133 * @retval None 00134 ******************************************************************************/ 00135 int main(void) 00136 { 00137 DisplayBase::graphics_error_t error; 00138 uint8_t * write_buff_addr = FrameBuffer_Video_A; 00139 uint8_t * save_buff_addr = FrameBuffer_Video_B; 00140 00141 #if VIDEO_INPUT_METHOD == VIDEO_CMOS_CAMERA 00142 DisplayBase::video_ext_in_config_t ext_in_config; 00143 PinName cmos_camera_pin[11] = { 00144 /* data pin */ 00145 P2_7, P2_6, P2_5, P2_4, P2_3, P2_2, P2_1, P2_0, 00146 /* control pin */ 00147 P10_0, /* DV0_CLK */ 00148 P1_0, /* DV0_Vsync */ 00149 P1_1 /* DV0_Hsync */ 00150 }; 00151 #endif 00152 00153 /* Create DisplayBase object */ 00154 DisplayBase Display; 00155 00156 /* Graphics initialization process */ 00157 error = Display.Graphics_init(NULL); 00158 if (error != DisplayBase::GRAPHICS_OK) { 00159 printf("Line %d, error %d\n", __LINE__, error); 00160 while (1); 00161 } 00162 00163 #if VIDEO_INPUT_METHOD == VIDEO_CVBS 00164 error = Display.Graphics_Video_init( DisplayBase::INPUT_SEL_VDEC, NULL); 00165 if( error != DisplayBase::GRAPHICS_OK ) { 00166 while(1); 00167 } 00168 00169 #elif VIDEO_INPUT_METHOD == VIDEO_CMOS_CAMERA 00170 /* MT9V111 camera input config */ 00171 ext_in_config.inp_format = DisplayBase::VIDEO_EXTIN_FORMAT_BT601; /* BT601 8bit YCbCr format */ 00172 ext_in_config.inp_pxd_edge = DisplayBase::EDGE_RISING; /* Clock edge select for capturing data */ 00173 ext_in_config.inp_vs_edge = DisplayBase::EDGE_RISING; /* Clock edge select for capturing Vsync signals */ 00174 ext_in_config.inp_hs_edge = DisplayBase::EDGE_RISING; /* Clock edge select for capturing Hsync signals */ 00175 ext_in_config.inp_endian_on = DisplayBase::OFF; /* External input bit endian change on/off */ 00176 ext_in_config.inp_swap_on = DisplayBase::OFF; /* External input B/R signal swap on/off */ 00177 ext_in_config.inp_vs_inv = DisplayBase::SIG_POL_NOT_INVERTED; /* External input DV_VSYNC inversion control */ 00178 ext_in_config.inp_hs_inv = DisplayBase::SIG_POL_INVERTED; /* External input DV_HSYNC inversion control */ 00179 ext_in_config.inp_f525_625 = DisplayBase::EXTIN_LINE_525; /* Number of lines for BT.656 external input */ 00180 ext_in_config.inp_h_pos = DisplayBase::EXTIN_H_POS_CRYCBY; /* Y/Cb/Y/Cr data string start timing to Hsync reference */ 00181 ext_in_config.cap_vs_pos = 6; /* Capture start position from Vsync */ 00182 ext_in_config.cap_hs_pos = 150; /* Capture start position form Hsync */ 00183 ext_in_config.cap_width = 640; /* Capture width */ 00184 ext_in_config.cap_height = 468u; /* Capture height Max 468[line] 00185 Due to CMOS(MT9V111) output signal timing and VDC5 specification */ 00186 error = Display.Graphics_Video_init( DisplayBase::INPUT_SEL_EXT, &ext_in_config); 00187 if( error != DisplayBase::GRAPHICS_OK ) { 00188 printf("Line %d, error %d\n", __LINE__, error); 00189 while(1); 00190 } 00191 00192 /* MT9V111 camera input port setting */ 00193 error = Display.Graphics_Dvinput_Port_Init(cmos_camera_pin, 11); 00194 if( error != DisplayBase::GRAPHICS_OK ) { 00195 printf("Line %d, error %d\n", __LINE__, error); 00196 while (1); 00197 } 00198 #endif 00199 00200 /* Interrupt callback function setting (Vsync signal input to scaler 0) */ 00201 error = Display.Graphics_Irq_Handler_Set(DisplayBase::INT_TYPE_S0_VI_VSYNC, 0, IntCallbackFunc_Vsync); 00202 if (error != DisplayBase::GRAPHICS_OK) { 00203 printf("Line %d, error %d\n", __LINE__, error); 00204 while (1); 00205 } 00206 /* Video capture setting (progressive form fixed) */ 00207 error = Display.Video_Write_Setting( 00208 VIDEO_INPUT_CH, 00209 #if VIDEO_PAL == 0 00210 DisplayBase::COL_SYS_NTSC_358, 00211 #else 00212 DisplayBase::COL_SYS_PAL_443, 00213 #endif 00214 write_buff_addr, 00215 VIDEO_BUFFER_STRIDE, 00216 #if VIDEO_INPUT_FORMAT == VIDEO_YCBCR422 00217 DisplayBase::VIDEO_FORMAT_YCBCR422, 00218 DisplayBase::WR_RD_WRSWA_NON, 00219 #elif VIDEO_INPUT_FORMAT == VIDEO_RGB565 00220 DisplayBase::VIDEO_FORMAT_RGB565, 00221 DisplayBase::WR_RD_WRSWA_32_16BIT, 00222 #else 00223 DisplayBase::VIDEO_FORMAT_RGB888, 00224 DisplayBase::WR_RD_WRSWA_32BIT, 00225 #endif 00226 PIXEL_VW, 00227 PIXEL_HW 00228 ); 00229 if (error != DisplayBase::GRAPHICS_OK) { 00230 printf("Line %d, error %d\n", __LINE__, error); 00231 while (1); 00232 } 00233 00234 /* Interrupt callback function setting (Field end signal for recording function in scaler 0) */ 00235 error = Display.Graphics_Irq_Handler_Set(VIDEO_INT_TYPE, 0, IntCallbackFunc_Vfield); 00236 if (error != DisplayBase::GRAPHICS_OK) { 00237 printf("Line %d, error %d\n", __LINE__, error); 00238 while (1); 00239 } 00240 00241 /* Video write process start */ 00242 error = Display.Video_Start (VIDEO_INPUT_CH); 00243 if (error != DisplayBase::GRAPHICS_OK) { 00244 printf("Line %d, error %d\n", __LINE__, error); 00245 while (1); 00246 } 00247 00248 /* Video write process stop */ 00249 error = Display.Video_Stop (VIDEO_INPUT_CH); 00250 if (error != DisplayBase::GRAPHICS_OK) { 00251 printf("Line %d, error %d\n", __LINE__, error); 00252 while (1); 00253 } 00254 00255 /* Video write process start */ 00256 error = Display.Video_Start (VIDEO_INPUT_CH); 00257 if (error != DisplayBase::GRAPHICS_OK) { 00258 printf("Line %d, error %d\n", __LINE__, error); 00259 while (1); 00260 } 00261 00262 /* Wait vsync to update resister */ 00263 WaitVsync(1); 00264 00265 /* Wait 2 Vfield(Top or bottom field) */ 00266 WaitVfield(2); 00267 00268 #if (1) // USB is not used 00269 #else 00270 #if (USB_HOST_CH == 1) //Audio Shield USB1 00271 //Audio Shield USB1 enable 00272 usb1en = 1; //Outputs high level 00273 Thread::wait(5); 00274 usb1en = 0; //Outputs low level 00275 #endif 00276 USBHostMSD msd("usb"); 00277 char file_name[32]; 00278 int file_name_index = 0; 00279 int save_file_size; 00280 #endif 00281 00282 while (1) { 00283 /* button check */ 00284 if (button == 0) { 00285 led1 = 1; 00286 if (write_buff_addr == FrameBuffer_Video_A) { 00287 write_buff_addr = FrameBuffer_Video_B; 00288 save_buff_addr = FrameBuffer_Video_A; 00289 } else { 00290 write_buff_addr = FrameBuffer_Video_A; 00291 save_buff_addr = FrameBuffer_Video_B; 00292 } 00293 00294 /* Change write buffer */ 00295 error = Display.Video_Write_Change( 00296 VIDEO_INPUT_CH, 00297 write_buff_addr, 00298 VIDEO_BUFFER_STRIDE); 00299 if (error != DisplayBase::GRAPHICS_OK) { 00300 printf("Line %d, error %d\n", __LINE__, error); 00301 while (1); 00302 } 00303 /* Wait 2 Vfield(Top or bottom field) */ 00304 WaitVfield(2); 00305 00306 #if (1) // USB is not used 00307 #else 00308 /* FrameBuffer_Video_AorB capture completed */ 00309 /* USB connect check */ 00310 while (!msd.connected()) { 00311 if (!msd.connect()) { 00312 Thread::wait(500); 00313 } else { 00314 break; 00315 } 00316 } 00317 #endif 00318 00319 /* Data save */ 00320 #if ( VIDEO_INPUT_FORMAT == VIDEO_YCBCR422 || VIDEO_INPUT_FORMAT == VIDEO_RGB565 ) 00321 #if (1) /* converting YCbCr to Grayscale and calling zbar_main */ 00322 yuv2gray(input_image_buff,save_buff_addr,VIDEO_BUFFER_STRIDE,VIDEO_BUFFER_HEIGHT); 00323 zbar_main(input_image_buff,PIXEL_HW,PIXEL_VW); 00324 #else 00325 /* Save ".bin" file */ 00326 sprintf(file_name, "/usb/video_%d.bin", file_name_index++); 00327 FILE * fp = fopen(file_name, "w"); 00328 save_file_size = fwrite(save_buff_addr, sizeof(char), (VIDEO_BUFFER_STRIDE * VIDEO_BUFFER_HEIGHT), fp); 00329 fclose(fp); 00330 #endif 00331 #else 00332 /* Save ".bmp" file */ 00333 sprintf(file_name, "/usb/video_%d.bmp", file_name_index++); 00334 00335 bitmap bitmapfile; 00336 save_file_size = bitmapfile.Rgb888ToBmp(file_name, save_buff_addr, PIXEL_HW, PIXEL_VW); 00337 #endif 00338 #if (1) // USB is not used 00339 #else 00340 printf("file name %s, file size %d\n", file_name, save_file_size); 00341 #endif 00342 led1 = 0; 00343 } 00344 } 00345 } 00346 00347 #if (1) // Add YCbCr422 to Grayscale converter */ 00348 /**************************************************************************//** 00349 * @brief Convert YCbCr422 to Grayscale 00350 * @param[in] void * dst_buff 00351 void * src_buff 00352 uint32_t stride 00353 uint32_t height 00354 * @retval None 00355 ******************************************************************************/ 00356 /* Convert YCbCr422 to Grayscale */ 00357 static void yuv2gray(void * dst_buff, void * src_buff, uint32_t stride, uint32_t height ) 00358 { 00359 uint32_t count; 00360 uint32_t * src; 00361 uint32_t * dst; 00362 uint32_t data1; 00363 uint32_t data2; 00364 00365 src = (uint32_t *)src_buff; 00366 dst = (uint32_t *)dst_buff; 00367 00368 for( count = 0 ; count < stride * height -1 ; ) 00369 { 00370 data1 = *src++; 00371 data2 = *src++; 00372 00373 *dst++ = ( (data1 & 0x000000ff) << 24 ) 00374 + ( (data1 & 0x00ff0000) << 0 ) 00375 + ( (data2 & 0x000000ff) << 8 ) 00376 + ( (data2 & 0x00ff0000) >> 16 ); 00377 count += 8; 00378 } 00379 } /* End of function yuv2gray() */ 00380 #endif
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