LinkSprite JPEG Color Camera Test Program.
Dependencies: mbed Camera_LS_Y201 SDFileSystem
main.cpp@1:71734a321e31, 2011-02-09 (annotated)
- Committer:
- shintamainjp
- Date:
- Wed Feb 09 23:04:04 2011 +0000
- Revision:
- 1:71734a321e31
- Parent:
- 0:07895dc2b7c3
Updated the sequences of the sample.
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
shintamainjp | 1:71734a321e31 | 1 | /** |
shintamainjp | 1:71734a321e31 | 2 | * ============================================================================= |
shintamainjp | 1:71734a321e31 | 3 | * LS-Y201 - Test program. (Version 0.0.2) |
shintamainjp | 1:71734a321e31 | 4 | * ============================================================================= |
shintamainjp | 1:71734a321e31 | 5 | * Copyright (c) 2010-2011 Shinichiro Nakamura (CuBeatSystems) |
shintamainjp | 1:71734a321e31 | 6 | * |
shintamainjp | 1:71734a321e31 | 7 | * Permission is hereby granted, free of charge, to any person obtaining a copy |
shintamainjp | 1:71734a321e31 | 8 | * of this software and associated documentation files (the "Software"), to deal |
shintamainjp | 1:71734a321e31 | 9 | * in the Software without restriction, including without limitation the rights |
shintamainjp | 1:71734a321e31 | 10 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell |
shintamainjp | 1:71734a321e31 | 11 | * copies of the Software, and to permit persons to whom the Software is |
shintamainjp | 1:71734a321e31 | 12 | * furnished to do so, subject to the following conditions: |
shintamainjp | 1:71734a321e31 | 13 | * |
shintamainjp | 1:71734a321e31 | 14 | * The above copyright notice and this permission notice shall be included in |
shintamainjp | 1:71734a321e31 | 15 | * all copies or substantial portions of the Software. |
shintamainjp | 1:71734a321e31 | 16 | * |
shintamainjp | 1:71734a321e31 | 17 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
shintamainjp | 1:71734a321e31 | 18 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
shintamainjp | 1:71734a321e31 | 19 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
shintamainjp | 1:71734a321e31 | 20 | * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
shintamainjp | 1:71734a321e31 | 21 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
shintamainjp | 1:71734a321e31 | 22 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN |
shintamainjp | 1:71734a321e31 | 23 | * THE SOFTWARE. |
shintamainjp | 1:71734a321e31 | 24 | * ============================================================================= |
shintamainjp | 1:71734a321e31 | 25 | */ |
shintamainjp | 0:07895dc2b7c3 | 26 | #include "mbed.h" |
shintamainjp | 0:07895dc2b7c3 | 27 | #include "Camera_LS_Y201.h" |
shintamainjp | 1:71734a321e31 | 28 | #include "SDFileSystem.h" |
shintamainjp | 0:07895dc2b7c3 | 29 | |
shintamainjp | 1:71734a321e31 | 30 | #define DEBMSG printf |
shintamainjp | 1:71734a321e31 | 31 | #define NEWLINE() printf("\r\n") |
shintamainjp | 1:71734a321e31 | 32 | |
shintamainjp | 1:71734a321e31 | 33 | #define USE_SDCARD 0 |
shintamainjp | 1:71734a321e31 | 34 | |
shintamainjp | 1:71734a321e31 | 35 | #if USE_SDCARD |
shintamainjp | 1:71734a321e31 | 36 | #define FILENAME "/sd/IMG_%04d.jpg" |
shintamainjp | 1:71734a321e31 | 37 | SDFileSystem fs(p5, p6, p7, p8, "sd"); |
shintamainjp | 1:71734a321e31 | 38 | #else |
shintamainjp | 1:71734a321e31 | 39 | #define FILENAME "/local/IMG_%04d.jpg" |
shintamainjp | 0:07895dc2b7c3 | 40 | LocalFileSystem fs("local"); |
shintamainjp | 1:71734a321e31 | 41 | #endif |
shintamainjp | 1:71734a321e31 | 42 | Camera_LS_Y201 cam1(p13, p14); |
shintamainjp | 0:07895dc2b7c3 | 43 | |
shintamainjp | 1:71734a321e31 | 44 | typedef struct work { |
shintamainjp | 1:71734a321e31 | 45 | FILE *fp; |
shintamainjp | 1:71734a321e31 | 46 | } work_t; |
shintamainjp | 1:71734a321e31 | 47 | |
shintamainjp | 1:71734a321e31 | 48 | work_t work; |
shintamainjp | 0:07895dc2b7c3 | 49 | |
shintamainjp | 1:71734a321e31 | 50 | /** |
shintamainjp | 1:71734a321e31 | 51 | * Callback function for readJpegFileContent. |
shintamainjp | 1:71734a321e31 | 52 | * |
shintamainjp | 1:71734a321e31 | 53 | * @param buf A pointer to a buffer. |
shintamainjp | 1:71734a321e31 | 54 | * @param siz A size of the buffer. |
shintamainjp | 1:71734a321e31 | 55 | */ |
shintamainjp | 1:71734a321e31 | 56 | void callback_func(int done, int total, uint8_t *buf, size_t siz) { |
shintamainjp | 1:71734a321e31 | 57 | fwrite(buf, siz, 1, work.fp); |
shintamainjp | 1:71734a321e31 | 58 | |
shintamainjp | 1:71734a321e31 | 59 | static int n = 0; |
shintamainjp | 1:71734a321e31 | 60 | int tmp = done * 100 / total; |
shintamainjp | 1:71734a321e31 | 61 | if (n != tmp) { |
shintamainjp | 1:71734a321e31 | 62 | n = tmp; |
shintamainjp | 1:71734a321e31 | 63 | DEBMSG("Writing...: %3d%%", n); |
shintamainjp | 1:71734a321e31 | 64 | NEWLINE(); |
shintamainjp | 1:71734a321e31 | 65 | } |
shintamainjp | 0:07895dc2b7c3 | 66 | } |
shintamainjp | 0:07895dc2b7c3 | 67 | |
shintamainjp | 1:71734a321e31 | 68 | /** |
shintamainjp | 1:71734a321e31 | 69 | * Capture. |
shintamainjp | 1:71734a321e31 | 70 | * |
shintamainjp | 1:71734a321e31 | 71 | * @param cam A pointer to a camera object. |
shintamainjp | 1:71734a321e31 | 72 | * @param filename The file name. |
shintamainjp | 1:71734a321e31 | 73 | * |
shintamainjp | 1:71734a321e31 | 74 | * @return Return 0 if it succeed. |
shintamainjp | 1:71734a321e31 | 75 | */ |
shintamainjp | 1:71734a321e31 | 76 | int capture(Camera_LS_Y201 *cam, char *filename) { |
shintamainjp | 1:71734a321e31 | 77 | /* |
shintamainjp | 1:71734a321e31 | 78 | * Take a picture. |
shintamainjp | 1:71734a321e31 | 79 | */ |
shintamainjp | 1:71734a321e31 | 80 | if (cam->takePicture() != 0) { |
shintamainjp | 1:71734a321e31 | 81 | return -1; |
shintamainjp | 0:07895dc2b7c3 | 82 | } |
shintamainjp | 1:71734a321e31 | 83 | DEBMSG("Captured."); |
shintamainjp | 1:71734a321e31 | 84 | NEWLINE(); |
shintamainjp | 0:07895dc2b7c3 | 85 | |
shintamainjp | 1:71734a321e31 | 86 | /* |
shintamainjp | 1:71734a321e31 | 87 | * Open file. |
shintamainjp | 1:71734a321e31 | 88 | */ |
shintamainjp | 1:71734a321e31 | 89 | work.fp = fopen(filename, "wb"); |
shintamainjp | 1:71734a321e31 | 90 | if (work.fp == NULL) { |
shintamainjp | 1:71734a321e31 | 91 | return -2; |
shintamainjp | 1:71734a321e31 | 92 | } |
shintamainjp | 0:07895dc2b7c3 | 93 | |
shintamainjp | 1:71734a321e31 | 94 | /* |
shintamainjp | 1:71734a321e31 | 95 | * Read the content. |
shintamainjp | 1:71734a321e31 | 96 | */ |
shintamainjp | 1:71734a321e31 | 97 | DEBMSG("%s", filename); |
shintamainjp | 1:71734a321e31 | 98 | NEWLINE(); |
shintamainjp | 1:71734a321e31 | 99 | if (cam->readJpegFileContent(callback_func) != 0) { |
shintamainjp | 1:71734a321e31 | 100 | fclose(work.fp); |
shintamainjp | 1:71734a321e31 | 101 | return -3; |
shintamainjp | 1:71734a321e31 | 102 | } |
shintamainjp | 1:71734a321e31 | 103 | fclose(work.fp); |
shintamainjp | 0:07895dc2b7c3 | 104 | |
shintamainjp | 1:71734a321e31 | 105 | /* |
shintamainjp | 1:71734a321e31 | 106 | * Stop taking pictures. |
shintamainjp | 1:71734a321e31 | 107 | */ |
shintamainjp | 1:71734a321e31 | 108 | cam->stopTakingPictures(); |
shintamainjp | 0:07895dc2b7c3 | 109 | |
shintamainjp | 0:07895dc2b7c3 | 110 | return 0; |
shintamainjp | 0:07895dc2b7c3 | 111 | } |
shintamainjp | 1:71734a321e31 | 112 | |
shintamainjp | 1:71734a321e31 | 113 | /** |
shintamainjp | 1:71734a321e31 | 114 | * Entry point. |
shintamainjp | 1:71734a321e31 | 115 | */ |
shintamainjp | 1:71734a321e31 | 116 | int main(void) { |
shintamainjp | 1:71734a321e31 | 117 | DEBMSG("Camera module"); |
shintamainjp | 1:71734a321e31 | 118 | NEWLINE(); |
shintamainjp | 1:71734a321e31 | 119 | DEBMSG("Resetting..."); |
shintamainjp | 1:71734a321e31 | 120 | NEWLINE(); |
shintamainjp | 1:71734a321e31 | 121 | wait(1); |
shintamainjp | 1:71734a321e31 | 122 | |
shintamainjp | 1:71734a321e31 | 123 | if (cam1.reset() == 0) { |
shintamainjp | 1:71734a321e31 | 124 | DEBMSG("Reset OK."); |
shintamainjp | 1:71734a321e31 | 125 | NEWLINE(); |
shintamainjp | 1:71734a321e31 | 126 | } else { |
shintamainjp | 1:71734a321e31 | 127 | DEBMSG("Reset fail."); |
shintamainjp | 1:71734a321e31 | 128 | NEWLINE(); |
shintamainjp | 1:71734a321e31 | 129 | error("Reset fail."); |
shintamainjp | 1:71734a321e31 | 130 | } |
shintamainjp | 1:71734a321e31 | 131 | wait(1); |
shintamainjp | 1:71734a321e31 | 132 | |
shintamainjp | 1:71734a321e31 | 133 | int cnt = 0; |
shintamainjp | 1:71734a321e31 | 134 | while (1) { |
shintamainjp | 1:71734a321e31 | 135 | char fname[64]; |
shintamainjp | 1:71734a321e31 | 136 | snprintf(fname, sizeof(fname) - 1, FILENAME, cnt); |
shintamainjp | 1:71734a321e31 | 137 | int r = capture(&cam1, fname); |
shintamainjp | 1:71734a321e31 | 138 | if (r == 0) { |
shintamainjp | 1:71734a321e31 | 139 | DEBMSG("[%04d]:OK.", cnt); |
shintamainjp | 1:71734a321e31 | 140 | NEWLINE(); |
shintamainjp | 1:71734a321e31 | 141 | } else { |
shintamainjp | 1:71734a321e31 | 142 | DEBMSG("[%04d]:NG. (code=%d)", cnt, r); |
shintamainjp | 1:71734a321e31 | 143 | NEWLINE(); |
shintamainjp | 1:71734a321e31 | 144 | error("Failure."); |
shintamainjp | 1:71734a321e31 | 145 | } |
shintamainjp | 1:71734a321e31 | 146 | cnt++; |
shintamainjp | 1:71734a321e31 | 147 | } |
shintamainjp | 1:71734a321e31 | 148 | } |