Osamu Nakamura / Mbed OS mbed-os_Watson-IoT_ZXing_sample

This is the sample program that can see the decode result of barcode data on Watson IoT.

Dependencies:   AsciiFont DisplayApp GR-PEACH_video LCD_shield_config LWIPBP3595Interface_STA_for_mbed-os USBDevice

mbed-endpoint-resources/ZXingResource.h@1:67f8b5cfde75, 2016-11-10 (annotated)

Committer:
Osamu Nakamura
Date:
Thu Nov 10 20:23:55 2016 +0900
Revision:
1:67f8b5cfde75
Parent:
0:7d720671e6dc 
Revised the initial value of /888/0/7700

Who changed what in which revision?

UserRevisionLine numberNew contents of line
Osamu Nakamura 0:7d720671e6dc 1 /**
Osamu Nakamura 0:7d720671e6dc 2 * @file ZXingResource.h
Osamu Nakamura 0:7d720671e6dc 3 * @brief mbed CoAP Endpoint Accelerometer sensor resource supporting CoAP GET
Osamu Nakamura 0:7d720671e6dc 4 * @author Doug Anson
Osamu Nakamura 0:7d720671e6dc 5 * @version 1.0
Osamu Nakamura 0:7d720671e6dc 6 * @see
Osamu Nakamura 0:7d720671e6dc 7 *
Osamu Nakamura 0:7d720671e6dc 8 * Copyright (c) 2014
Osamu Nakamura 0:7d720671e6dc 9 *
Osamu Nakamura 0:7d720671e6dc 10 * Licensed under the Apache License, Version 2.0 (the "License");
Osamu Nakamura 0:7d720671e6dc 11 * you may not use this file except in compliance with the License.
Osamu Nakamura 0:7d720671e6dc 12 * You may obtain a copy of the License at
Osamu Nakamura 0:7d720671e6dc 13 *
Osamu Nakamura 0:7d720671e6dc 14 * http://www.apache.org/licenses/LICENSE-2.0
Osamu Nakamura 0:7d720671e6dc 15 *
Osamu Nakamura 0:7d720671e6dc 16 * Unless required by applicable law or agreed to in writing, software
Osamu Nakamura 0:7d720671e6dc 17 * distributed under the License is distributed on an "AS IS" BASIS,
Osamu Nakamura 0:7d720671e6dc 18 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
Osamu Nakamura 0:7d720671e6dc 19 * See the License for the specific language governing permissions and
Osamu Nakamura 0:7d720671e6dc 20 * limitations under the License.
Osamu Nakamura 0:7d720671e6dc 21 */
Osamu Nakamura 0:7d720671e6dc 22
Osamu Nakamura 0:7d720671e6dc 23 #ifndef __ZXING_RESOURCE_H__
Osamu Nakamura 0:7d720671e6dc 24 #define __ZXING_RESOURCE_H__
Osamu Nakamura 0:7d720671e6dc 25
Osamu Nakamura 0:7d720671e6dc 26 // Base class
Osamu Nakamura 0:7d720671e6dc 27 #include "mbed-connector-interface/DynamicResource.h"
Osamu Nakamura 0:7d720671e6dc 28
Osamu Nakamura 0:7d720671e6dc 29 #include "DisplayBace.h"
Osamu Nakamura 0:7d720671e6dc 30 #include "ImageReaderSource.h"
Osamu Nakamura 0:7d720671e6dc 31 #include "DisplayApp.h"
Osamu Nakamura 0:7d720671e6dc 32 #include "AsciiFont.h"
Osamu Nakamura 0:7d720671e6dc 33
Osamu Nakamura 0:7d720671e6dc 34 // forward declarations
Osamu Nakamura 0:7d720671e6dc 35 static void *_instance = NULL;
Osamu Nakamura 0:7d720671e6dc 36 extern "C" void _zxing_processing(const void *args);
Osamu Nakamura 0:7d720671e6dc 37 extern "C" void _zxing_loop(void);
Osamu Nakamura 0:7d720671e6dc 38
Osamu Nakamura 0:7d720671e6dc 39 #define VIDEO_CVBS (0) /* Analog Video Signal */
Osamu Nakamura 0:7d720671e6dc 40 #define VIDEO_CMOS_CAMERA (1) /* Digital Video Signal */
Osamu Nakamura 0:7d720671e6dc 41 #define VIDEO_RGB888 (1)
Osamu Nakamura 0:7d720671e6dc 42
Osamu Nakamura 0:7d720671e6dc 43 /**** User Selection *********/
Osamu Nakamura 0:7d720671e6dc 44 /** Camera setting **/
Osamu Nakamura 0:7d720671e6dc 45 #define VIDEO_INPUT_METHOD (VIDEO_CMOS_CAMERA) /* Select VIDEO_CVBS or VIDEO_CMOS_CAMERA */
Osamu Nakamura 0:7d720671e6dc 46 #define VIDEO_INPUT_FORMAT (VIDEO_RGB888) /* Select VIDEO_RGB888 */
Osamu Nakamura 0:7d720671e6dc 47 #define USE_VIDEO_CH (0) /* Select 0 or 1 If selecting VIDEO_CMOS_CAMERA, should be 0.) */
Osamu Nakamura 0:7d720671e6dc 48 #define VIDEO_PAL (0) /* Select 0(NTSC) or 1(PAL) If selecting VIDEO_CVBS, this parameter is not referenced.) */
Osamu Nakamura 0:7d720671e6dc 49 /** LCD setting **/
Osamu Nakamura 0:7d720671e6dc 50 #define LCD_ONOFF (1) /* Select 0(without LCD) or 1(with LCD) */
Osamu Nakamura 0:7d720671e6dc 51 #if LCD_ONOFF
Osamu Nakamura 0:7d720671e6dc 52 #define LCD_TYPE (0) /* Select 0(4.3inch) or 1(7.1inch) */
Osamu Nakamura 0:7d720671e6dc 53 #endif
Osamu Nakamura 0:7d720671e6dc 54 /*****************************/
Osamu Nakamura 0:7d720671e6dc 55
Osamu Nakamura 0:7d720671e6dc 56 #if LCD_ONOFF
Osamu Nakamura 0:7d720671e6dc 57 /** LCD shield config **/
Osamu Nakamura 0:7d720671e6dc 58 #if (LCD_TYPE == 0)
Osamu Nakamura 0:7d720671e6dc 59 #include "LCD_shield_config_4_3inch.h"
Osamu Nakamura 0:7d720671e6dc 60 #else
Osamu Nakamura 0:7d720671e6dc 61 #include "LCD_shield_config_7_1inch.h"
Osamu Nakamura 0:7d720671e6dc 62 #endif
Osamu Nakamura 0:7d720671e6dc 63 #endif
Osamu Nakamura 0:7d720671e6dc 64
Osamu Nakamura 0:7d720671e6dc 65 /** Video and Grapics (GRAPHICS_LAYER_0) parameter **/
Osamu Nakamura 0:7d720671e6dc 66 /* video input */
Osamu Nakamura 0:7d720671e6dc 67 #if USE_VIDEO_CH == (0)
Osamu Nakamura 0:7d720671e6dc 68 #define VIDEO_INPUT_CH (DisplayBase::VIDEO_INPUT_CHANNEL_0)
Osamu Nakamura 0:7d720671e6dc 69 #define VIDEO_INT_TYPE (DisplayBase::INT_TYPE_S0_VFIELD)
Osamu Nakamura 0:7d720671e6dc 70 #else
Osamu Nakamura 0:7d720671e6dc 71 #define VIDEO_INPUT_CH (DisplayBase::VIDEO_INPUT_CHANNEL_1)
Osamu Nakamura 0:7d720671e6dc 72 #define VIDEO_INT_TYPE (DisplayBase::INT_TYPE_S1_VFIELD)
Osamu Nakamura 0:7d720671e6dc 73 #endif
Osamu Nakamura 0:7d720671e6dc 74
Osamu Nakamura 0:7d720671e6dc 75 /* NTSC or PAL */
Osamu Nakamura 0:7d720671e6dc 76 #if VIDEO_PAL == 0
Osamu Nakamura 0:7d720671e6dc 77 #define COL_SYS (DisplayBase::COL_SYS_NTSC_358)
Osamu Nakamura 0:7d720671e6dc 78 #else
Osamu Nakamura 0:7d720671e6dc 79 #define COL_SYS (DisplayBase::COL_SYS_PAL_443)
Osamu Nakamura 0:7d720671e6dc 80 #endif
Osamu Nakamura 0:7d720671e6dc 81
Osamu Nakamura 0:7d720671e6dc 82 /* Video input */
Osamu Nakamura 0:7d720671e6dc 83 #define VIDEO_FORMAT (DisplayBase::VIDEO_FORMAT_RGB888)
Osamu Nakamura 0:7d720671e6dc 84 #define GRAPHICS_FORMAT (DisplayBase::GRAPHICS_FORMAT_RGB888)
Osamu Nakamura 0:7d720671e6dc 85 #define WR_RD_WRSWA (DisplayBase::WR_RD_WRSWA_32BIT)
Osamu Nakamura 0:7d720671e6dc 86
Osamu Nakamura 0:7d720671e6dc 87 /* The size of the video input */
Osamu Nakamura 0:7d720671e6dc 88 #if ((LCD_ONOFF) && (LCD_TYPE == 0))
Osamu Nakamura 0:7d720671e6dc 89 #define VIDEO_PIXEL_HW LCD_PIXEL_WIDTH
Osamu Nakamura 0:7d720671e6dc 90 #define VIDEO_PIXEL_VW LCD_PIXEL_HEIGHT
Osamu Nakamura 0:7d720671e6dc 91 #else
Osamu Nakamura 0:7d720671e6dc 92 #define VIDEO_PIXEL_HW (640) /* VGA */
Osamu Nakamura 0:7d720671e6dc 93 #define VIDEO_PIXEL_VW (480) /* VGA */
Osamu Nakamura 0:7d720671e6dc 94 #endif
Osamu Nakamura 0:7d720671e6dc 95
Osamu Nakamura 0:7d720671e6dc 96 /*! Frame buffer stride: Frame buffer stride should be set to a multiple of 32 or 128
Osamu Nakamura 0:7d720671e6dc 97 in accordance with the frame buffer burst transfer mode. */
Osamu Nakamura 0:7d720671e6dc 98 /* FRAME BUFFER Parameter GRAPHICS_LAYER_0 */
Osamu Nakamura 0:7d720671e6dc 99 #define FRAME_BUFFER_NUM (2u)
Osamu Nakamura 0:7d720671e6dc 100 #define FRAME_BUFFER_BYTE_PER_PIXEL (4u)
Osamu Nakamura 0:7d720671e6dc 101 #define FRAME_BUFFER_STRIDE (((VIDEO_PIXEL_HW * FRAME_BUFFER_BYTE_PER_PIXEL) + 31u) & ~31u)
Osamu Nakamura 0:7d720671e6dc 102
Osamu Nakamura 0:7d720671e6dc 103 #if LCD_ONOFF
Osamu Nakamura 0:7d720671e6dc 104 #define VIDEO_PIXEL_HW_STR (VIDEO_PIXEL_HW - 64)
Osamu Nakamura 0:7d720671e6dc 105 #define VIDEO_PIXEL_VW_STR (VIDEO_PIXEL_VW - 64)
Osamu Nakamura 0:7d720671e6dc 106 #define FRAME_BUFFER_BYTE_PER_PIXEL_STR (2u)
Osamu Nakamura 0:7d720671e6dc 107 #define FRAME_BUFFER_STRIDE_STR (((VIDEO_PIXEL_HW_STR * FRAME_BUFFER_BYTE_PER_PIXEL_STR) + 31u) & ~31u)
Osamu Nakamura 0:7d720671e6dc 108 #endif
Osamu Nakamura 0:7d720671e6dc 109
Osamu Nakamura 0:7d720671e6dc 110 static DisplayBase Display;
Osamu Nakamura 0:7d720671e6dc 111 static DisplayApp display_app;
Osamu Nakamura 0:7d720671e6dc 112 static Timer decode_timer;
Osamu Nakamura 0:7d720671e6dc 113 #if LCD_ONOFF
Osamu Nakamura 0:7d720671e6dc 114 static DigitalOut lcd_pwon(P7_15);
Osamu Nakamura 0:7d720671e6dc 115 static DigitalOut lcd_blon(P8_1);
Osamu Nakamura 0:7d720671e6dc 116 static PwmOut lcd_cntrst(P8_15);
Osamu Nakamura 0:7d720671e6dc 117 #endif
Osamu Nakamura 0:7d720671e6dc 118
Osamu Nakamura 0:7d720671e6dc 119 /* 32 bytes aligned */
Osamu Nakamura 0:7d720671e6dc 120 static uint8_t user_frame_buffer0[FRAME_BUFFER_STRIDE * VIDEO_PIXEL_VW]__attribute((aligned(32)));
Osamu Nakamura 0:7d720671e6dc 121 static uint8_t user_frame_buffer1[FRAME_BUFFER_STRIDE * VIDEO_PIXEL_VW]__attribute((aligned(32)));
Osamu Nakamura 0:7d720671e6dc 122 #if LCD_ONOFF
Osamu Nakamura 0:7d720671e6dc 123 static uint8_t user_frame_buffer_string[FRAME_BUFFER_STRIDE_STR * VIDEO_PIXEL_VW_STR]__attribute((aligned(32)));
Osamu Nakamura 0:7d720671e6dc 124 static AsciiFont ascii_font(user_frame_buffer_string, VIDEO_PIXEL_HW_STR, VIDEO_PIXEL_VW_STR, FRAME_BUFFER_STRIDE_STR, FRAME_BUFFER_BYTE_PER_PIXEL_STR);
Osamu Nakamura 0:7d720671e6dc 125 static bool string_draw;
Osamu Nakamura 0:7d720671e6dc 126 #endif
Osamu Nakamura 0:7d720671e6dc 127 static uint8_t * decode_buffer = user_frame_buffer0;
Osamu Nakamura 0:7d720671e6dc 128 static uint8_t * FrameBufferTbl[FRAME_BUFFER_NUM] = {user_frame_buffer0, user_frame_buffer1};
Osamu Nakamura 0:7d720671e6dc 129 static volatile int32_t vfield_count = 0;
Osamu Nakamura 0:7d720671e6dc 130 static int write_buff_num = 0;
Osamu Nakamura 0:7d720671e6dc 131 static bool graphics_init_end = false;
Osamu Nakamura 0:7d720671e6dc 132 static int decode_wait_time = 0;
Osamu Nakamura 0:7d720671e6dc 133
Osamu Nakamura 0:7d720671e6dc 134 vector<Ref<Result> > results;
Osamu Nakamura 0:7d720671e6dc 135 char ** decode_str;
Osamu Nakamura 0:7d720671e6dc 136
Osamu Nakamura 0:7d720671e6dc 137 /****** cache control ******/
Osamu Nakamura 0:7d720671e6dc 138 static void dcache_clean(void * p_buf, uint32_t size) {
Osamu Nakamura 0:7d720671e6dc 139 uint32_t start_addr = (uint32_t)p_buf & 0xFFFFFFE0;
Osamu Nakamura 0:7d720671e6dc 140 uint32_t end_addr = (uint32_t)p_buf + size;
Osamu Nakamura 0:7d720671e6dc 141 uint32_t addr;
Osamu Nakamura 0:7d720671e6dc 142
Osamu Nakamura 0:7d720671e6dc 143 /* Data cache clean */
Osamu Nakamura 0:7d720671e6dc 144 for (addr = start_addr; addr < end_addr; addr += 0x20) {
Osamu Nakamura 0:7d720671e6dc 145 __v7_clean_dcache_mva((void *)addr);
Osamu Nakamura 0:7d720671e6dc 146 }
Osamu Nakamura 0:7d720671e6dc 147 }
Osamu Nakamura 0:7d720671e6dc 148
Osamu Nakamura 0:7d720671e6dc 149 static void dcache_invalid(void * p_buf, uint32_t size){
Osamu Nakamura 0:7d720671e6dc 150 uint32_t start_addr = (uint32_t)p_buf & 0xFFFFFFE0;
Osamu Nakamura 0:7d720671e6dc 151 uint32_t end_addr = (uint32_t)p_buf + size;
Osamu Nakamura 0:7d720671e6dc 152 uint32_t addr;
Osamu Nakamura 0:7d720671e6dc 153
Osamu Nakamura 0:7d720671e6dc 154 /* Data cache invalid */
Osamu Nakamura 0:7d720671e6dc 155 for (addr = start_addr; addr < end_addr; addr += 0x20) {
Osamu Nakamura 0:7d720671e6dc 156 __v7_inv_dcache_mva((void *)addr);
Osamu Nakamura 0:7d720671e6dc 157 }
Osamu Nakamura 0:7d720671e6dc 158 }
Osamu Nakamura 0:7d720671e6dc 159
Osamu Nakamura 0:7d720671e6dc 160 #if LCD_ONOFF
Osamu Nakamura 0:7d720671e6dc 161 /****** LCD ******/
Osamu Nakamura 0:7d720671e6dc 162 static void Init_LCD_Display(void) {
Osamu Nakamura 0:7d720671e6dc 163 DisplayBase::graphics_error_t error;
Osamu Nakamura 0:7d720671e6dc 164 DisplayBase::lcd_config_t lcd_config;
Osamu Nakamura 0:7d720671e6dc 165 PinName lvds_pin[8] = {
Osamu Nakamura 0:7d720671e6dc 166 /* data pin */
Osamu Nakamura 0:7d720671e6dc 167 P5_7, P5_6, P5_5, P5_4, P5_3, P5_2, P5_1, P5_0
Osamu Nakamura 0:7d720671e6dc 168 };
Osamu Nakamura 0:7d720671e6dc 169
Osamu Nakamura 0:7d720671e6dc 170 lcd_pwon = 0;
Osamu Nakamura 0:7d720671e6dc 171 lcd_blon = 0;
Osamu Nakamura 0:7d720671e6dc 172 Thread::wait(100);
Osamu Nakamura 0:7d720671e6dc 173 lcd_pwon = 1;
Osamu Nakamura 0:7d720671e6dc 174 lcd_blon = 1;
Osamu Nakamura 0:7d720671e6dc 175
Osamu Nakamura 0:7d720671e6dc 176 Display.Graphics_Lvds_Port_Init(lvds_pin, 8);
Osamu Nakamura 0:7d720671e6dc 177
Osamu Nakamura 0:7d720671e6dc 178 /* Graphics initialization process */
Osamu Nakamura 0:7d720671e6dc 179 lcd_config = LcdCfgTbl_LCD_shield;
Osamu Nakamura 0:7d720671e6dc 180 error = Display.Graphics_init(&lcd_config);
Osamu Nakamura 0:7d720671e6dc 181 if (error != DisplayBase::GRAPHICS_OK) {
Osamu Nakamura 0:7d720671e6dc 182 printf("Line %d, error %d\n", __LINE__, error);
Osamu Nakamura 0:7d720671e6dc 183 mbed_die();
Osamu Nakamura 0:7d720671e6dc 184 }
Osamu Nakamura 0:7d720671e6dc 185 graphics_init_end = true;
Osamu Nakamura 0:7d720671e6dc 186 }
Osamu Nakamura 0:7d720671e6dc 187
Osamu Nakamura 0:7d720671e6dc 188 static void Start_LCD_Display(uint8_t * p_buf) {
Osamu Nakamura 0:7d720671e6dc 189 DisplayBase::rect_t rect;
Osamu Nakamura 0:7d720671e6dc 190
Osamu Nakamura 0:7d720671e6dc 191 rect.vs = 0;
Osamu Nakamura 0:7d720671e6dc 192 rect.vw = VIDEO_PIXEL_VW;
Osamu Nakamura 0:7d720671e6dc 193 rect.hs = 0;
Osamu Nakamura 0:7d720671e6dc 194 rect.hw = VIDEO_PIXEL_HW;
Osamu Nakamura 0:7d720671e6dc 195 Display.Graphics_Read_Setting(
Osamu Nakamura 0:7d720671e6dc 196 DisplayBase::GRAPHICS_LAYER_0,
Osamu Nakamura 0:7d720671e6dc 197 (void *)p_buf,
Osamu Nakamura 0:7d720671e6dc 198 FRAME_BUFFER_STRIDE,
Osamu Nakamura 0:7d720671e6dc 199 GRAPHICS_FORMAT,
Osamu Nakamura 0:7d720671e6dc 200 WR_RD_WRSWA,
Osamu Nakamura 0:7d720671e6dc 201 &rect
Osamu Nakamura 0:7d720671e6dc 202 );
Osamu Nakamura 0:7d720671e6dc 203 Display.Graphics_Start(DisplayBase::GRAPHICS_LAYER_0);
Osamu Nakamura 0:7d720671e6dc 204 }
Osamu Nakamura 0:7d720671e6dc 205 #endif
Osamu Nakamura 0:7d720671e6dc 206
Osamu Nakamura 0:7d720671e6dc 207 /****** Video ******/
Osamu Nakamura 0:7d720671e6dc 208 static void IntCallbackFunc_Vfield(DisplayBase::int_type_t int_type) {
Osamu Nakamura 0:7d720671e6dc 209 /* Interrupt callback function for Vfield interruption */
Osamu Nakamura 0:7d720671e6dc 210 if (vfield_count > 0) {
Osamu Nakamura 0:7d720671e6dc 211 vfield_count--;
Osamu Nakamura 0:7d720671e6dc 212 }
Osamu Nakamura 0:7d720671e6dc 213 }
Osamu Nakamura 0:7d720671e6dc 214
Osamu Nakamura 0:7d720671e6dc 215 static void Wait_Vfield(const int32_t wait_count) {
Osamu Nakamura 0:7d720671e6dc 216 /* Wait for the specified number of times Vsync occurs */
Osamu Nakamura 0:7d720671e6dc 217 vfield_count = wait_count;
Osamu Nakamura 0:7d720671e6dc 218 while (vfield_count > 0) {
Osamu Nakamura 0:7d720671e6dc 219 Thread::wait(1);
Osamu Nakamura 0:7d720671e6dc 220 }
Osamu Nakamura 0:7d720671e6dc 221 }
Osamu Nakamura 0:7d720671e6dc 222
Osamu Nakamura 0:7d720671e6dc 223 static void Init_Video(void) {
Osamu Nakamura 0:7d720671e6dc 224 DisplayBase::graphics_error_t error;
Osamu Nakamura 0:7d720671e6dc 225
Osamu Nakamura 0:7d720671e6dc 226 /* Graphics initialization process */
Osamu Nakamura 0:7d720671e6dc 227 if (graphics_init_end == false) {
Osamu Nakamura 0:7d720671e6dc 228 /* When not initializing LCD, this processing is needed. */
Osamu Nakamura 0:7d720671e6dc 229 error = Display.Graphics_init(NULL);
Osamu Nakamura 0:7d720671e6dc 230 if (error != DisplayBase::GRAPHICS_OK) {
Osamu Nakamura 0:7d720671e6dc 231 printf("Line %d, error %d\n", __LINE__, error);
Osamu Nakamura 0:7d720671e6dc 232 mbed_die();
Osamu Nakamura 0:7d720671e6dc 233 }
Osamu Nakamura 0:7d720671e6dc 234 graphics_init_end = true;
Osamu Nakamura 0:7d720671e6dc 235 }
Osamu Nakamura 0:7d720671e6dc 236
Osamu Nakamura 0:7d720671e6dc 237 #if VIDEO_INPUT_METHOD == VIDEO_CVBS
Osamu Nakamura 0:7d720671e6dc 238 error = Display.Graphics_Video_init( DisplayBase::INPUT_SEL_VDEC, NULL);
Osamu Nakamura 0:7d720671e6dc 239 if( error != DisplayBase::GRAPHICS_OK ) {
Osamu Nakamura 0:7d720671e6dc 240 printf("Line %d, error %d\n", __LINE__, error);
Osamu Nakamura 0:7d720671e6dc 241 mbed_die();
Osamu Nakamura 0:7d720671e6dc 242 }
Osamu Nakamura 0:7d720671e6dc 243 #elif VIDEO_INPUT_METHOD == VIDEO_CMOS_CAMERA
Osamu Nakamura 0:7d720671e6dc 244 DisplayBase::video_ext_in_config_t ext_in_config;
Osamu Nakamura 0:7d720671e6dc 245 PinName cmos_camera_pin[11] = {
Osamu Nakamura 0:7d720671e6dc 246 /* data pin */
Osamu Nakamura 0:7d720671e6dc 247 P2_7, P2_6, P2_5, P2_4, P2_3, P2_2, P2_1, P2_0,
Osamu Nakamura 0:7d720671e6dc 248 /* control pin */
Osamu Nakamura 0:7d720671e6dc 249 P10_0, /* DV0_CLK */
Osamu Nakamura 0:7d720671e6dc 250 P1_0, /* DV0_Vsync */
Osamu Nakamura 0:7d720671e6dc 251 P1_1 /* DV0_Hsync */
Osamu Nakamura 0:7d720671e6dc 252 };
Osamu Nakamura 0:7d720671e6dc 253
Osamu Nakamura 0:7d720671e6dc 254 /* MT9V111 camera input config */
Osamu Nakamura 0:7d720671e6dc 255 ext_in_config.inp_format = DisplayBase::VIDEO_EXTIN_FORMAT_BT601; /* BT601 8bit YCbCr format */
Osamu Nakamura 0:7d720671e6dc 256 ext_in_config.inp_pxd_edge = DisplayBase::EDGE_RISING; /* Clock edge select for capturing data */
Osamu Nakamura 0:7d720671e6dc 257 ext_in_config.inp_vs_edge = DisplayBase::EDGE_RISING; /* Clock edge select for capturing Vsync signals */
Osamu Nakamura 0:7d720671e6dc 258 ext_in_config.inp_hs_edge = DisplayBase::EDGE_RISING; /* Clock edge select for capturing Hsync signals */
Osamu Nakamura 0:7d720671e6dc 259 ext_in_config.inp_endian_on = DisplayBase::OFF; /* External input bit endian change on/off */
Osamu Nakamura 0:7d720671e6dc 260 ext_in_config.inp_swap_on = DisplayBase::OFF; /* External input B/R signal swap on/off */
Osamu Nakamura 0:7d720671e6dc 261 ext_in_config.inp_vs_inv = DisplayBase::SIG_POL_NOT_INVERTED; /* External input DV_VSYNC inversion control */
Osamu Nakamura 0:7d720671e6dc 262 ext_in_config.inp_hs_inv = DisplayBase::SIG_POL_INVERTED; /* External input DV_HSYNC inversion control */
Osamu Nakamura 0:7d720671e6dc 263 ext_in_config.inp_f525_625 = DisplayBase::EXTIN_LINE_525; /* Number of lines for BT.656 external input */
Osamu Nakamura 0:7d720671e6dc 264 ext_in_config.inp_h_pos = DisplayBase::EXTIN_H_POS_CRYCBY; /* Y/Cb/Y/Cr data string start timing to Hsync reference */
Osamu Nakamura 0:7d720671e6dc 265 ext_in_config.cap_vs_pos = 6; /* Capture start position from Vsync */
Osamu Nakamura 0:7d720671e6dc 266 ext_in_config.cap_hs_pos = 150; /* Capture start position form Hsync */
Osamu Nakamura 0:7d720671e6dc 267 #if ((LCD_ONOFF) && (LCD_TYPE == 0))
Osamu Nakamura 0:7d720671e6dc 268 /* The same screen ratio as the screen ratio of the LCD. */
Osamu Nakamura 0:7d720671e6dc 269 ext_in_config.cap_width = 640; /* Capture width */
Osamu Nakamura 0:7d720671e6dc 270 ext_in_config.cap_height = 363; /* Capture height Max 468[line]
Osamu Nakamura 0:7d720671e6dc 271 Due to CMOS(MT9V111) output signal timing and VDC5 specification */
Osamu Nakamura 0:7d720671e6dc 272 #else
Osamu Nakamura 0:7d720671e6dc 273 ext_in_config.cap_width = 640; /* Capture width */
Osamu Nakamura 0:7d720671e6dc 274 ext_in_config.cap_height = 468; /* Capture height Max 468[line]
Osamu Nakamura 0:7d720671e6dc 275 Due to CMOS(MT9V111) output signal timing and VDC5 specification */
Osamu Nakamura 0:7d720671e6dc 276 #endif
Osamu Nakamura 0:7d720671e6dc 277 error = Display.Graphics_Video_init( DisplayBase::INPUT_SEL_EXT, &ext_in_config);
Osamu Nakamura 0:7d720671e6dc 278 if( error != DisplayBase::GRAPHICS_OK ) {
Osamu Nakamura 0:7d720671e6dc 279 printf("Line %d, error %d\n", __LINE__, error);
Osamu Nakamura 0:7d720671e6dc 280 mbed_die();
Osamu Nakamura 0:7d720671e6dc 281 }
Osamu Nakamura 0:7d720671e6dc 282
Osamu Nakamura 0:7d720671e6dc 283 /* Camera input port setting */
Osamu Nakamura 0:7d720671e6dc 284 error = Display.Graphics_Dvinput_Port_Init(cmos_camera_pin, 11);
Osamu Nakamura 0:7d720671e6dc 285 if( error != DisplayBase::GRAPHICS_OK ) {
Osamu Nakamura 0:7d720671e6dc 286 printf("Line %d, error %d\n", __LINE__, error);
Osamu Nakamura 0:7d720671e6dc 287 mbed_die();
Osamu Nakamura 0:7d720671e6dc 288 }
Osamu Nakamura 0:7d720671e6dc 289 #endif
Osamu Nakamura 0:7d720671e6dc 290
Osamu Nakamura 0:7d720671e6dc 291 /* Interrupt callback function setting (Field end signal for recording function in scaler 0) */
Osamu Nakamura 0:7d720671e6dc 292 error = Display.Graphics_Irq_Handler_Set(VIDEO_INT_TYPE, 0, IntCallbackFunc_Vfield);
Osamu Nakamura 0:7d720671e6dc 293 if (error != DisplayBase::GRAPHICS_OK) {
Osamu Nakamura 0:7d720671e6dc 294 printf("Line %d, error %d\n", __LINE__, error);
Osamu Nakamura 0:7d720671e6dc 295 mbed_die();
Osamu Nakamura 0:7d720671e6dc 296 }
Osamu Nakamura 0:7d720671e6dc 297 }
Osamu Nakamura 0:7d720671e6dc 298
Osamu Nakamura 0:7d720671e6dc 299 static void Start_Video(uint8_t * p_buf) {
Osamu Nakamura 0:7d720671e6dc 300 DisplayBase::graphics_error_t error;
Osamu Nakamura 0:7d720671e6dc 301
Osamu Nakamura 0:7d720671e6dc 302 /* Video capture setting (progressive form fixed) */
Osamu Nakamura 0:7d720671e6dc 303 error = Display.Video_Write_Setting(
Osamu Nakamura 0:7d720671e6dc 304 VIDEO_INPUT_CH,
Osamu Nakamura 0:7d720671e6dc 305 COL_SYS,
Osamu Nakamura 0:7d720671e6dc 306 p_buf,
Osamu Nakamura 0:7d720671e6dc 307 FRAME_BUFFER_STRIDE,
Osamu Nakamura 0:7d720671e6dc 308 VIDEO_FORMAT,
Osamu Nakamura 0:7d720671e6dc 309 WR_RD_WRSWA,
Osamu Nakamura 0:7d720671e6dc 310 VIDEO_PIXEL_VW,
Osamu Nakamura 0:7d720671e6dc 311 VIDEO_PIXEL_HW
Osamu Nakamura 0:7d720671e6dc 312 );
Osamu Nakamura 0:7d720671e6dc 313 if (error != DisplayBase::GRAPHICS_OK) {
Osamu Nakamura 0:7d720671e6dc 314 printf("Line %d, error %d\n", __LINE__, error);
Osamu Nakamura 0:7d720671e6dc 315 mbed_die();
Osamu Nakamura 0:7d720671e6dc 316 }
Osamu Nakamura 0:7d720671e6dc 317
Osamu Nakamura 0:7d720671e6dc 318 /* Video write process start */
Osamu Nakamura 0:7d720671e6dc 319 error = Display.Video_Start(VIDEO_INPUT_CH);
Osamu Nakamura 0:7d720671e6dc 320 if (error != DisplayBase::GRAPHICS_OK) {
Osamu Nakamura 0:7d720671e6dc 321 printf("Line %d, error %d\n", __LINE__, error);
Osamu Nakamura 0:7d720671e6dc 322 mbed_die();
Osamu Nakamura 0:7d720671e6dc 323 }
Osamu Nakamura 0:7d720671e6dc 324
Osamu Nakamura 0:7d720671e6dc 325 /* Video write process stop */
Osamu Nakamura 0:7d720671e6dc 326 error = Display.Video_Stop(VIDEO_INPUT_CH);
Osamu Nakamura 0:7d720671e6dc 327 if (error != DisplayBase::GRAPHICS_OK) {
Osamu Nakamura 0:7d720671e6dc 328 printf("Line %d, error %d\n", __LINE__, error);
Osamu Nakamura 0:7d720671e6dc 329 mbed_die();
Osamu Nakamura 0:7d720671e6dc 330 }
Osamu Nakamura 0:7d720671e6dc 331
Osamu Nakamura 0:7d720671e6dc 332 /* Video write process start */
Osamu Nakamura 0:7d720671e6dc 333 error = Display.Video_Start(VIDEO_INPUT_CH);
Osamu Nakamura 0:7d720671e6dc 334 if (error != DisplayBase::GRAPHICS_OK) {
Osamu Nakamura 0:7d720671e6dc 335 printf("Line %d, error %d\n", __LINE__, error);
Osamu Nakamura 0:7d720671e6dc 336 mbed_die();
Osamu Nakamura 0:7d720671e6dc 337 }
Osamu Nakamura 0:7d720671e6dc 338 }
Osamu Nakamura 0:7d720671e6dc 339
Osamu Nakamura 0:7d720671e6dc 340 /**
Osamu Nakamura 0:7d720671e6dc 341 * ZXingResource class
Osamu Nakamura 0:7d720671e6dc 342 */
Osamu Nakamura 0:7d720671e6dc 343 class ZXingResource : public DynamicResource
Osamu Nakamura 0:7d720671e6dc 344 {
Osamu Nakamura 0:7d720671e6dc 345 private:
Osamu Nakamura 0:7d720671e6dc 346 Thread * m_zxing_processor;
Osamu Nakamura 0:7d720671e6dc 347
Osamu Nakamura 0:7d720671e6dc 348 public:
Osamu Nakamura 0:7d720671e6dc 349 /**
Osamu Nakamura 0:7d720671e6dc 350 Default constructor
Osamu Nakamura 0:7d720671e6dc 351 @param logger input logger instance for this resource
Osamu Nakamura 0:7d720671e6dc 352 @param obj_name input the Accelerometer Object name
Osamu Nakamura 0:7d720671e6dc 353 @param res_name input the Accelerometer Resource name
Osamu Nakamura 0:7d720671e6dc 354 @param observable input the resource is Observable (default: FALSE)
Osamu Nakamura 0:7d720671e6dc 355 */
Osamu Nakamura 0:7d720671e6dc 356
Osamu Nakamura 0:7d720671e6dc 357 ZXingResource(const Logger *logger,const char *obj_name,const char *res_name,const bool observable = false) : DynamicResource(logger,obj_name,res_name,"ZXing",M2MBase::GET_ALLOWED,observable) {
Osamu Nakamura 0:7d720671e6dc 358 // init
Osamu Nakamura 0:7d720671e6dc 359 _instance = (void *)this;
Osamu Nakamura 0:7d720671e6dc 360
Osamu Nakamura 0:7d720671e6dc 361 #if LCD_ONOFF
Osamu Nakamura 0:7d720671e6dc 362 // Initialze LCD
Osamu Nakamura 0:7d720671e6dc 363 Init_LCD_Display();
Osamu Nakamura 0:7d720671e6dc 364 #endif
Osamu Nakamura 0:7d720671e6dc 365 // Initialize Video
Osamu Nakamura 0:7d720671e6dc 366 Init_Video();
Osamu Nakamura 0:7d720671e6dc 367
Osamu Nakamura 0:7d720671e6dc 368 // Initialize frame buffer
Osamu Nakamura 0:7d720671e6dc 369 for (int i = 0; i < FRAME_BUFFER_NUM; i++) {
Osamu Nakamura 0:7d720671e6dc 370 memset(FrameBufferTbl[i], 0, (FRAME_BUFFER_STRIDE * VIDEO_PIXEL_VW));
Osamu Nakamura 0:7d720671e6dc 371 dcache_clean(FrameBufferTbl[i], (FRAME_BUFFER_STRIDE * VIDEO_PIXEL_VW));
Osamu Nakamura 0:7d720671e6dc 372 }
Osamu Nakamura 0:7d720671e6dc 373
Osamu Nakamura 0:7d720671e6dc 374 // Start Video
Osamu Nakamura 0:7d720671e6dc 375 Start_Video(FrameBufferTbl[write_buff_num]);
Osamu Nakamura 0:7d720671e6dc 376 /* Wait for first video drawing */
Osamu Nakamura 0:7d720671e6dc 377 Wait_Vfield(2);
Osamu Nakamura 0:7d720671e6dc 378
Osamu Nakamura 0:7d720671e6dc 379 #if LCD_ONOFF
Osamu Nakamura 0:7d720671e6dc 380 DisplayBase::rect_t rect;
Osamu Nakamura 0:7d720671e6dc 381
Osamu Nakamura 0:7d720671e6dc 382 /* The layer by which the touch panel location is drawn */
Osamu Nakamura 0:7d720671e6dc 383 ascii_font.Erase(0x00000000); /* rrrrGBAR (r:Reserve G:Green B:Blue A:Alpha R:Red */
Osamu Nakamura 0:7d720671e6dc 384 dcache_clean(user_frame_buffer_string, sizeof(user_frame_buffer_string));
Osamu Nakamura 0:7d720671e6dc 385 rect.vs = 32;
Osamu Nakamura 0:7d720671e6dc 386 rect.vw = VIDEO_PIXEL_VW_STR;
Osamu Nakamura 0:7d720671e6dc 387 rect.hs = 32;
Osamu Nakamura 0:7d720671e6dc 388 rect.hw = VIDEO_PIXEL_HW_STR;
Osamu Nakamura 0:7d720671e6dc 389 Display.Graphics_Read_Setting(
Osamu Nakamura 0:7d720671e6dc 390 DisplayBase::GRAPHICS_LAYER_1,
Osamu Nakamura 0:7d720671e6dc 391 (void *)user_frame_buffer_string,
Osamu Nakamura 0:7d720671e6dc 392 FRAME_BUFFER_STRIDE_STR,
Osamu Nakamura 0:7d720671e6dc 393 DisplayBase::GRAPHICS_FORMAT_ARGB4444,
Osamu Nakamura 0:7d720671e6dc 394 DisplayBase::WR_RD_WRSWA_32_16BIT,
Osamu Nakamura 0:7d720671e6dc 395 &rect
Osamu Nakamura 0:7d720671e6dc 396 );
Osamu Nakamura 0:7d720671e6dc 397 Display.Graphics_Start(DisplayBase::GRAPHICS_LAYER_1);
Osamu Nakamura 0:7d720671e6dc 398 string_draw = false;
Osamu Nakamura 0:7d720671e6dc 399 /* Start of LCD */
Osamu Nakamura 0:7d720671e6dc 400 Start_LCD_Display(FrameBufferTbl[write_buff_num]);
Osamu Nakamura 0:7d720671e6dc 401 /* Backlight on */
Osamu Nakamura 0:7d720671e6dc 402 Thread::wait(200);
Osamu Nakamura 0:7d720671e6dc 403 lcd_cntrst.write(1.0);
Osamu Nakamura 0:7d720671e6dc 404 #endif
Osamu Nakamura 0:7d720671e6dc 405 decode_timer.reset();
Osamu Nakamura 0:7d720671e6dc 406 decode_timer.start();
Osamu Nakamura 0:7d720671e6dc 407
Osamu Nakamura 0:7d720671e6dc 408 // no Thread yet
Osamu Nakamura 0:7d720671e6dc 409 this->m_zxing_processor = NULL;
Osamu Nakamura 0:7d720671e6dc 410 }
Osamu Nakamura 0:7d720671e6dc 411
Osamu Nakamura 0:7d720671e6dc 412 /**
Osamu Nakamura 0:7d720671e6dc 413 Get the value of the barcode data
Osamu Nakamura 0:7d720671e6dc 414 @returns string containing the acclerometer sensor value
Osamu Nakamura 0:7d720671e6dc 415 */
Osamu Nakamura 0:7d720671e6dc 416 virtual string get() {
Osamu Nakamura 0:7d720671e6dc 417 #if 1
Osamu Nakamura 0:7d720671e6dc 418 if (this->m_zxing_processor == NULL) {
Osamu Nakamura 0:7d720671e6dc 419 // create the processing thread
Osamu Nakamura 0:7d720671e6dc 420 this->m_zxing_processor = new Thread(_zxing_processing);
Osamu Nakamura 0:7d720671e6dc 421 }
Osamu Nakamura 0:7d720671e6dc 422
Osamu Nakamura 0:7d720671e6dc 423 if (*decode_str == NULL) {
Osamu Nakamura 1:67f8b5cfde75 424 return string("0\0");
Osamu Nakamura 0:7d720671e6dc 425 } else {
Osamu Nakamura 0:7d720671e6dc 426 return string(*decode_str);
Osamu Nakamura 0:7d720671e6dc 427 }
Osamu Nakamura 0:7d720671e6dc 428
Osamu Nakamura 0:7d720671e6dc 429 #endif
Osamu Nakamura 0:7d720671e6dc 430 }
Osamu Nakamura 0:7d720671e6dc 431 };
Osamu Nakamura 0:7d720671e6dc 432
Osamu Nakamura 0:7d720671e6dc 433 void _zxing_processing(const void *args) {
Osamu Nakamura 0:7d720671e6dc 434 while (true) {
Osamu Nakamura 0:7d720671e6dc 435 _zxing_loop();
Osamu Nakamura 0:7d720671e6dc 436 Thread::wait(5);
Osamu Nakamura 0:7d720671e6dc 437 }
Osamu Nakamura 0:7d720671e6dc 438 }
Osamu Nakamura 0:7d720671e6dc 439
Osamu Nakamura 0:7d720671e6dc 440 void _zxing_loop(void) {
Osamu Nakamura 0:7d720671e6dc 441 DisplayBase::graphics_error_t error;
Osamu Nakamura 0:7d720671e6dc 442 int decode_result = -1;
Osamu Nakamura 0:7d720671e6dc 443
Osamu Nakamura 0:7d720671e6dc 444 #if 1
Osamu Nakamura 0:7d720671e6dc 445 decode_buffer = FrameBufferTbl[write_buff_num];
Osamu Nakamura 0:7d720671e6dc 446 write_buff_num++;
Osamu Nakamura 0:7d720671e6dc 447
Osamu Nakamura 0:7d720671e6dc 448 if (write_buff_num >= FRAME_BUFFER_NUM) {
Osamu Nakamura 0:7d720671e6dc 449 write_buff_num = 0;
Osamu Nakamura 0:7d720671e6dc 450 }
Osamu Nakamura 0:7d720671e6dc 451 /* Change video buffer */
Osamu Nakamura 0:7d720671e6dc 452 error = Display.Video_Write_Change(VIDEO_INPUT_CH, FrameBufferTbl[write_buff_num], FRAME_BUFFER_STRIDE);
Osamu Nakamura 0:7d720671e6dc 453 if (error != DisplayBase::GRAPHICS_OK) {
Osamu Nakamura 0:7d720671e6dc 454 printf("Line %d, error %d\n", __LINE__, error);
Osamu Nakamura 0:7d720671e6dc 455 mbed_die();
Osamu Nakamura 0:7d720671e6dc 456 }
Osamu Nakamura 0:7d720671e6dc 457 Wait_Vfield(2);
Osamu Nakamura 0:7d720671e6dc 458 #if LCD_ONOFF
Osamu Nakamura 0:7d720671e6dc 459 /* Change LCD buffer */
Osamu Nakamura 0:7d720671e6dc 460 Display.Graphics_Read_Change(DisplayBase::GRAPHICS_LAYER_0, (void *)FrameBufferTbl[write_buff_num]);
Osamu Nakamura 0:7d720671e6dc 461 #endif
Osamu Nakamura 0:7d720671e6dc 462 dcache_invalid(decode_buffer, (FRAME_BUFFER_STRIDE * VIDEO_PIXEL_VW));
Osamu Nakamura 0:7d720671e6dc 463 /* Decode barcode image */
Osamu Nakamura 0:7d720671e6dc 464 if (decode_timer.read_ms() >= decode_wait_time) {
Osamu Nakamura 0:7d720671e6dc 465 decode_timer.reset();
Osamu Nakamura 0:7d720671e6dc 466 decode_result = ex_decode(decode_buffer, (FRAME_BUFFER_STRIDE * VIDEO_PIXEL_VW), VIDEO_PIXEL_HW, VIDEO_PIXEL_VW, &results);
Osamu Nakamura 0:7d720671e6dc 467 if (decode_result == 0) {
Osamu Nakamura 0:7d720671e6dc 468 decode_str = (char **)&(results[0]->getText()->getText());
Osamu Nakamura 0:7d720671e6dc 469
Osamu Nakamura 0:7d720671e6dc 470 if (_instance != NULL) {
Osamu Nakamura 0:7d720671e6dc 471 // observe...
Osamu Nakamura 0:7d720671e6dc 472 ((ZXingResource *)_instance)->observe();
Osamu Nakamura 0:7d720671e6dc 473 }
Osamu Nakamura 0:7d720671e6dc 474
Osamu Nakamura 0:7d720671e6dc 475 #if LCD_ONOFF
Osamu Nakamura 0:7d720671e6dc 476 /* Drow string */
Osamu Nakamura 0:7d720671e6dc 477 ascii_font.Erase(0x00000090); /* rrrrGBAR (r:Reserve G:Green B:Blue A:Alpha R:Red */
Osamu Nakamura 0:7d720671e6dc 478 int rest_size = strlen(*decode_str);
Osamu Nakamura 0:7d720671e6dc 479 int draw_idx = 0;
Osamu Nakamura 0:7d720671e6dc 480 int draw_size;
Osamu Nakamura 0:7d720671e6dc 481 int draw_line = 0;
Osamu Nakamura 0:7d720671e6dc 482
Osamu Nakamura 0:7d720671e6dc 483 while (rest_size > 0) {
Osamu Nakamura 0:7d720671e6dc 484 draw_size = ascii_font.DrawStr(*decode_str + draw_idx, 6, 5 + (18 * draw_line), 0x0000ffff, 2);
Osamu Nakamura 0:7d720671e6dc 485 if (draw_size <= 0) {
Osamu Nakamura 0:7d720671e6dc 486 break;
Osamu Nakamura 0:7d720671e6dc 487 }
Osamu Nakamura 0:7d720671e6dc 488 rest_size -= draw_size;
Osamu Nakamura 0:7d720671e6dc 489 draw_idx += draw_size;
Osamu Nakamura 0:7d720671e6dc 490 draw_line++;
Osamu Nakamura 0:7d720671e6dc 491 }
Osamu Nakamura 0:7d720671e6dc 492
Osamu Nakamura 0:7d720671e6dc 493 dcache_clean(user_frame_buffer_string, sizeof(user_frame_buffer_string));
Osamu Nakamura 0:7d720671e6dc 494 string_draw = true;
Osamu Nakamura 0:7d720671e6dc 495 #endif
Osamu Nakamura 0:7d720671e6dc 496 decode_wait_time = 500;
Osamu Nakamura 0:7d720671e6dc 497 } else {
Osamu Nakamura 0:7d720671e6dc 498 #if LCD_ONOFF
Osamu Nakamura 0:7d720671e6dc 499 if (string_draw != false) {
Osamu Nakamura 0:7d720671e6dc 500 /* Clear string */
Osamu Nakamura 0:7d720671e6dc 501 ascii_font.Erase(0x00000000); /* rrrrGBAR (r:Reserve G:Green B:Blue A:Alpha R:Red */
Osamu Nakamura 0:7d720671e6dc 502 dcache_clean(user_frame_buffer_string, sizeof(user_frame_buffer_string));
Osamu Nakamura 0:7d720671e6dc 503 string_draw = false;
Osamu Nakamura 0:7d720671e6dc 504 }
Osamu Nakamura 0:7d720671e6dc 505 #endif
Osamu Nakamura 0:7d720671e6dc 506 decode_wait_time = 10;
Osamu Nakamura 0:7d720671e6dc 507 }
Osamu Nakamura 0:7d720671e6dc 508 }
Osamu Nakamura 0:7d720671e6dc 509 display_app.SendRgb888(decode_buffer, VIDEO_PIXEL_HW, VIDEO_PIXEL_VW);
Osamu Nakamura 0:7d720671e6dc 510 #endif
Osamu Nakamura 0:7d720671e6dc 511 }
Osamu Nakamura 0:7d720671e6dc 512 #endif // __ZXING_RESOURCE_H__