kobukai kobukai
/
DisplayApp
Important changes to repositories hosted on mbed.com
Mbed hosted mercurial repositories are deprecated and are due to be permanently deleted in July 2026.
To keep a copy of this software download the repository Zip archive or clone locally using Mercurial.
It is also possible to export all your personal repositories from the account settings page.
Embed:
(wiki syntax)
Show/hide line numbers
DisplayApp.cpp
00001 #include "EasyAttach_CameraAndLCD.h" 00002 #include "JPEG_Converter.h" 00003 #include "dcache-control.h" 00004 #include "DisplayApp.h" 00005 #include "FATFileSystem.h" 00006 #include "mbed.h" 00007 #include "DisplayApp.h" 00008 00009 void DisplayApp::display_app_process() { 00010 int data; 00011 int pos_x_wk; 00012 int pos_wk; 00013 00014 while (!PcApp.configured()) { 00015 Thread::wait(100); 00016 } 00017 00018 while (1) { 00019 if (PcApp.readable()) { 00020 data = PcApp.getc(); 00021 if (data == '{') { 00022 pos_seq = POS_SEQ_START; 00023 } else if (data == 'X') { 00024 if (pos_seq == POS_SEQ_START) { 00025 pos_seq = POS_SEQ_X; 00026 } else { 00027 pos_seq = POS_SEQ_INIT; 00028 } 00029 } else if (data == 'Y') { 00030 if (pos_seq == POS_SEQ_C) { 00031 pos_seq = POS_SEQ_Y; 00032 } else { 00033 pos_seq = POS_SEQ_INIT; 00034 } 00035 } else if (data == '=') { 00036 if (pos_seq == POS_SEQ_X) { 00037 pos_seq = POS_SEQ_X_POS; 00038 pos_wk = 0; 00039 } else if (pos_seq == POS_SEQ_Y) { 00040 pos_seq = POS_SEQ_Y_POS; 00041 pos_wk = 0; 00042 } else { 00043 pos_seq = POS_SEQ_INIT; 00044 } 00045 } else if (data == '-') { 00046 if (pos_seq == POS_SEQ_X_POS) { 00047 pos_seq = POS_SEQ_X_M; 00048 } else if (pos_seq == POS_SEQ_Y_POS) { 00049 pos_seq = POS_SEQ_Y_M; 00050 } else { 00051 pos_seq = POS_SEQ_INIT; 00052 } 00053 } else if ((data >= '0') && (data <= '9')) { 00054 if ((pos_seq == POS_SEQ_X_POS) || (pos_seq == POS_SEQ_Y_POS)) { 00055 pos_wk = (pos_wk * 10) + (data - '0'); 00056 } else if ((pos_seq == POS_SEQ_X_M) && (data == '1')) { 00057 pos_wk = -1; 00058 } else if ((pos_seq == POS_SEQ_Y_M) && (data == '1')) { 00059 pos_wk = -1; 00060 } else { 00061 pos_seq = POS_SEQ_INIT; 00062 } 00063 } else if (data == ',') { 00064 if ((pos_seq == POS_SEQ_X_POS) || (pos_seq == POS_SEQ_X_M)) { 00065 pos_x_wk = pos_wk; 00066 pos_seq = POS_SEQ_C; 00067 } else { 00068 pos_seq = POS_SEQ_INIT; 00069 } 00070 } else if (data == '}') { 00071 if ((pos_seq == POS_SEQ_Y_POS) || (pos_seq == POS_SEQ_Y_M)) { 00072 pos_seq = POS_SEQ_END; 00073 if ((pos_x != pos_x_wk) || (pos_y != pos_wk)) { 00074 pos_x = pos_x_wk; 00075 pos_y = pos_wk; 00076 if (event) { 00077 event.call(); 00078 } 00079 } 00080 } else { 00081 pos_seq = POS_SEQ_INIT; 00082 } 00083 } else { 00084 pos_seq = POS_SEQ_INIT; 00085 } 00086 } else { 00087 Thread::wait(10); 00088 } 00089 } 00090 } 00091 00092 void DisplayApp::DisplayApp(osPriority tsk_pri, uint32_t stack_size) : 00093 PcApp(0x1f00, 0x2012, 0x0001, false), displayThread(tsk_pri, stack_size) { 00094 displayThread.start(callback(this, &DisplayApp::display_app_process)); 00095 } 00096 00097 void DisplayApp::SendHeader(uint32_t size) { 00098 uint8_t headder_data[12] = {0xFF,0xFF,0xAA,0x55,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00}; 00099 00100 headder_data[8] = (uint8_t)((uint32_t)size >> 0); 00101 headder_data[9] = (uint8_t)((uint32_t)size >> 8); 00102 headder_data[10] = (uint8_t)((uint32_t)size >> 16); 00103 headder_data[11] = (uint8_t)((uint32_t)size >> 24); 00104 PcApp.writeBlock((uint8_t *)headder_data, sizeof(headder_data)); 00105 } 00106 00107 void DisplayApp::SendData(uint8_t * buf, uint32_t size) { 00108 int send_size; 00109 int send_index = 0; 00110 00111 while (size > 0) { 00112 if (size > MAX_PACKET_SIZE_EPBULK) { 00113 send_size = MAX_PACKET_SIZE_EPBULK; 00114 } else { 00115 send_size = size; 00116 } 00117 PcApp.writeBlock(&buf[send_index], send_size); 00118 send_index += send_size; 00119 size -= send_size; 00120 } 00121 } 00122 00123 int DisplayApp::SendRgb888(uint8_t * buf, uint32_t pic_width, uint32_t pic_height) { 00124 uint32_t offset_size = 54; 00125 uint32_t buf_stride = (((pic_width * 4u) + 31u) & ~31u); 00126 uint32_t pic_size = buf_stride * pic_height; 00127 uint32_t total_size = pic_size + offset_size; 00128 uint8_t wk_bitmap_buf[54]; 00129 int wk_idx = 0; 00130 00131 if (!PcApp.configured()) { 00132 return 0; 00133 } 00134 if (PcApp._putc(0) == 0) { // terminal connect check 00135 return 0; 00136 } 00137 SendHeader(total_size); 00138 00139 /* BITMAPFILEHEADER */ 00140 wk_bitmap_buf[wk_idx++] = 'B'; 00141 wk_bitmap_buf[wk_idx++] = 'M'; 00142 wk_bitmap_buf[wk_idx++] = (uint8_t)(total_size >> 0); /* bfSize */ 00143 wk_bitmap_buf[wk_idx++] = (uint8_t)(total_size >> 8); /* bfSize */ 00144 wk_bitmap_buf[wk_idx++] = (uint8_t)(total_size >> 16); /* bfSize */ 00145 wk_bitmap_buf[wk_idx++] = (uint8_t)(total_size >> 24); /* bfSize */ 00146 wk_bitmap_buf[wk_idx++] = 0; /* bfReserved1 */ 00147 wk_bitmap_buf[wk_idx++] = 0; /* bfReserved1 */ 00148 wk_bitmap_buf[wk_idx++] = 0; /* bfReserved2 */ 00149 wk_bitmap_buf[wk_idx++] = 0; /* bfReserved2 */ 00150 wk_bitmap_buf[wk_idx++] = (uint8_t)(offset_size >> 0); /* bfOffBits */ 00151 wk_bitmap_buf[wk_idx++] = (uint8_t)(offset_size >> 8); /* bfOffBits */ 00152 wk_bitmap_buf[wk_idx++] = (uint8_t)(offset_size >> 16); /* bfOffBits */ 00153 wk_bitmap_buf[wk_idx++] = (uint8_t)(offset_size >> 24); /* bfOffBits */ 00154 00155 /* BITMAPINFOHEADER */ 00156 wk_bitmap_buf[wk_idx++] = 40; /* biSize */ 00157 wk_bitmap_buf[wk_idx++] = 0; /* biSize */ 00158 wk_bitmap_buf[wk_idx++] = 0; /* biSize */ 00159 wk_bitmap_buf[wk_idx++] = 0; /* biSize */ 00160 wk_bitmap_buf[wk_idx++] = (uint8_t)(pic_width >> 0); /* biWidth */ 00161 wk_bitmap_buf[wk_idx++] = (uint8_t)(pic_width >> 8); /* biWidth */ 00162 wk_bitmap_buf[wk_idx++] = (uint8_t)(pic_width >> 16); /* biWidth */ 00163 wk_bitmap_buf[wk_idx++] = (uint8_t)(pic_width >> 24); /* biWidth */ 00164 wk_bitmap_buf[wk_idx++] = (uint8_t)((-(long)pic_height) >> 0); /* biHeight */ 00165 wk_bitmap_buf[wk_idx++] = (uint8_t)((-(long)pic_height) >> 8); /* biHeight */ 00166 wk_bitmap_buf[wk_idx++] = (uint8_t)((-(long)pic_height) >> 16); /* biHeight */ 00167 wk_bitmap_buf[wk_idx++] = (uint8_t)((-(long)pic_height) >> 24); /* biHeight */ 00168 wk_bitmap_buf[wk_idx++] = 1; /* biPlanes */ 00169 wk_bitmap_buf[wk_idx++] = 0; /* biPlanes */ 00170 wk_bitmap_buf[wk_idx++] = 32; /* biBitCount */ 00171 wk_bitmap_buf[wk_idx++] = 0; /* biBitCount */ 00172 00173 wk_bitmap_buf[wk_idx++] = 0; /* biCopmression */ 00174 wk_bitmap_buf[wk_idx++] = 0; /* biCopmression */ 00175 wk_bitmap_buf[wk_idx++] = 0; /* biCopmression */ 00176 wk_bitmap_buf[wk_idx++] = 0; /* biCopmression */ 00177 wk_bitmap_buf[wk_idx++] = (uint8_t)(pic_size >> 0); /* biSizeImage */ 00178 wk_bitmap_buf[wk_idx++] = (uint8_t)(pic_size >> 8); /* biSizeImage */ 00179 wk_bitmap_buf[wk_idx++] = (uint8_t)(pic_size >> 16); /* biSizeImage */ 00180 wk_bitmap_buf[wk_idx++] = (uint8_t)(pic_size >> 24); /* biSizeImage */ 00181 wk_bitmap_buf[wk_idx++] = 0; /* biXPixPerMeter */ 00182 wk_bitmap_buf[wk_idx++] = 0; /* biXPixPerMeter */ 00183 wk_bitmap_buf[wk_idx++] = 0; /* biXPixPerMeter */ 00184 wk_bitmap_buf[wk_idx++] = 0; /* biXPixPerMeter */ 00185 wk_bitmap_buf[wk_idx++] = 0; /* biYPixPerMeter */ 00186 wk_bitmap_buf[wk_idx++] = 0; /* biYPixPerMeter */ 00187 wk_bitmap_buf[wk_idx++] = 0; /* biYPixPerMeter */ 00188 wk_bitmap_buf[wk_idx++] = 0; /* biYPixPerMeter */ 00189 00190 wk_bitmap_buf[wk_idx++] = 0; /* biClrUsed */ 00191 wk_bitmap_buf[wk_idx++] = 0; /* biClrUsed */ 00192 wk_bitmap_buf[wk_idx++] = 0; /* biClrUsed */ 00193 wk_bitmap_buf[wk_idx++] = 0; /* biClrUsed */ 00194 wk_bitmap_buf[wk_idx++] = 0; /* biCirImportant */ 00195 wk_bitmap_buf[wk_idx++] = 0; /* biCirImportant */ 00196 wk_bitmap_buf[wk_idx++] = 0; /* biCirImportant */ 00197 wk_bitmap_buf[wk_idx++] = 0; /* biCirImportant */ 00198 PcApp.writeBlock(wk_bitmap_buf, wk_idx); 00199 00200 SendData(buf, pic_size); 00201 wk_idx += pic_size; 00202 00203 return wk_idx; 00204 }; 00205 00206 void DisplayApp::SetCallback(Callback<void()> func) { 00207 event = func; 00208 } 00209 00210 int DisplayApp::SendJpeg(uint8_t * buf, uint32_t size) { 00211 if (!PcApp.configured()) { 00212 return 0; 00213 } 00214 if (PcApp._putc(0) == 0) { // terminal connect check 00215 return 0; 00216 } 00217 00218 SendHeader(size); 00219 SendData(buf, size); 00220 00221 return size; 00222 } 00223 00224 int DisplayApp::GetMaxTouchNum(void) { 00225 return 1; 00226 } 00227 00228 int DisplayApp::GetCoordinates(int touch_buff_num, touch_pos_t * p_touch) { 00229 touch_pos_t * wk_touch; 00230 int count = 0; 00231 int x = pos_x; 00232 int y = pos_y; 00233 00234 if (touch_buff_num > 0) { 00235 count = 0; 00236 wk_touch = &p_touch[0]; 00237 wk_touch->valid = false; 00238 wk_touch->x = 0; 00239 wk_touch->y = 0; 00240 if (x >= 0) { 00241 count = 1; 00242 wk_touch->valid = true; 00243 wk_touch->x = (uint32_t)x; 00244 } 00245 if (y >= 0) { 00246 count = 1; 00247 wk_touch->valid = true; 00248 wk_touch->y = (uint32_t)y; 00249 } 00250 } 00251 00252 return count; 00253 } 00254 00255 char DisplayApp::Getgetc() 00256 { 00257 return PcApp.getc(); 00258 }
Generated on Thu Jul 14 2022 08:20:55 by
1.7.2