A test program for CameraC328 library.
Dependencies: mbed CameraC328 SDFileSystem
main.cpp
- Committer:
- shintamainjp
- Date:
- 2010-10-13
- Revision:
- 2:0c8d5949dd4a
- Parent:
- 1:01d23ea0ab41
File content as of revision 2:0c8d5949dd4a:
/** * Test program. * * Copyright (C) 2010 Shinichiro Nakamura (CuBeatSystems) * http://shinta.main.jp/ */ /* * Include files. */ #include "mbed.h" #include "CameraC328.h" #include "SDFileSystem.h" /* * Definitions. */ #define USE_JPEG_HIGH_RESOLUTION 1 #define USE_SD_CARD 0 /* * Variables. */ static const int CAPTURE_FRAMES = 5; static const int RAWIMG_X = 80; static const int RAWIMG_Y = 60; static char buf[RAWIMG_X * RAWIMG_Y * 2]; static FILE *fp_jpeg; /* * Modules. */ #if USE_SD_CARD SDFileSystem sd(p5, p6, p7, p8, "fs"); #else LocalFileSystem fs("fs"); #endif CameraC328 camera(p9, p10, CameraC328::Baud19200); /** * A callback function for uncompressed images. * Please do NOT block this callback function. * Because the camera module transmit image datas continuously. * * @param done a done number of packets. * @param total a total number of packets. * @param c received data. */ void uncompressed_callback(size_t done, size_t total, char c) { buf[done - 1] = c; } /** * A callback function for jpeg images. * You can block this function until saving the image datas. * * @param buf A pointer to the image buffer. * @param siz A size of the image buffer. */ void jpeg_callback(char *buf, size_t siz) { for (int i = 0; i < (int)siz; i++) { fprintf(fp_jpeg, "%c", buf[i]); } } /** * Synchronizing. */ void sync(void) { CameraC328::ErrorNumber err = CameraC328::NoError; err = camera.sync(); if (CameraC328::NoError == err) { printf("[ OK ] : CameraC328::sync\n"); } else { printf("[FAIL] : CameraC328::sync (Error=%02X)\n", (int)err); } } /** * A test function for uncompressed snapshot picture. */ void test_uncompressed_snapshot_picture(void) { CameraC328::ErrorNumber err = CameraC328::NoError; err = camera.init(CameraC328::Color16bit, CameraC328::RawResolution80x60, CameraC328::JpegResolution160x128); if (CameraC328::NoError == err) { printf("[ OK ] : CameraC328::init\n"); } else { printf("[FAIL] : CameraC328::init (Error=%02X)\n", (int)err); } for (int i = 0; i < CAPTURE_FRAMES; i++) { err = camera.getUncompressedSnapshotPicture(uncompressed_callback); if (CameraC328::NoError == err) { printf("[ OK ] : CameraC328::getUncompressedSnapshotPicture\n"); } else { printf("[FAIL] : CameraC328::getUncompressedSnapshotPicture (Error=%02X)\n", (int)err); } char fname[64]; snprintf(fname, sizeof(fname), "/fs/ucss%04d.ppm", i); FILE *fp = fopen(fname, "w"); fprintf(fp, "P3\n"); fprintf(fp, "%d %d\n", RAWIMG_X, RAWIMG_Y); fprintf(fp, "%d\n", 255); for (int y = 0; y < RAWIMG_Y; y++) { for (int x = 0; x < RAWIMG_X; x++) { int adrofs = y * (RAWIMG_X * 2) + (x * 2); uint16_t dat = (buf[adrofs + 0] << 8) | (buf[adrofs + 1] << 0); uint8_t r = ((dat >> 11) & 0x1f) << 3; uint8_t g = ((dat >> 5) & 0x3f) << 2; uint8_t b = ((dat >> 0) & 0x1f) << 3; fprintf(fp,"%d %d %d\n", r, g, b); } } fclose(fp); } } /** * A test function for uncompressed preview picture. */ void test_uncompressed_preview_picture(void) { CameraC328::ErrorNumber err = CameraC328::NoError; err = camera.init(CameraC328::Color16bit, CameraC328::RawResolution80x60, CameraC328::JpegResolution160x128); if (CameraC328::NoError == err) { printf("[ OK ] : CameraC328::init\n"); } else { printf("[FAIL] : CameraC328::init (Error=%02X)\n", (int)err); } for (int i = 0; i < CAPTURE_FRAMES; i++) { err = camera.getUncompressedPreviewPicture(uncompressed_callback); if (CameraC328::NoError == err) { printf("[ OK ] : CameraC328::getUncompressedPreviewPicture\n"); } else { printf("[FAIL] : CameraC328::getUncompressedPreviewPicture (Error=%02X)\n", (int)err); } char fname[64]; snprintf(fname, sizeof(fname), "/fs/ucpv%04d.ppm", i); FILE *fp = fopen(fname, "w"); fprintf(fp, "P3\n"); fprintf(fp, "%d %d\n", RAWIMG_X, RAWIMG_Y); fprintf(fp, "%d\n", 255); for (int y = 0; y < RAWIMG_Y; y++) { for (int x = 0; x < RAWIMG_X; x++) { int adrofs = y * (RAWIMG_X * 2) + (x * 2); uint16_t dat = (buf[adrofs + 0] << 8) | (buf[adrofs + 1] << 0); uint8_t r = ((dat >> 11) & 0x1f) << 3; uint8_t g = ((dat >> 5) & 0x3f) << 2; uint8_t b = ((dat >> 0) & 0x1f) << 3; fprintf(fp,"%d %d %d\n", r, g, b); } } fclose(fp); } } /** * A test function for jpeg snapshot picture. */ void test_jpeg_snapshot_picture(void) { CameraC328::ErrorNumber err = CameraC328::NoError; #if USE_JPEG_HIGH_RESOLUTION err = camera.init(CameraC328::Jpeg, CameraC328::RawResolution80x60, CameraC328::JpegResolution640x480); #else err = camera.init(CameraC328::Jpeg, CameraC328::RawResolution80x60, CameraC328::JpegResolution320x240); #endif if (CameraC328::NoError == err) { printf("[ OK ] : CameraC328::init\n"); } else { printf("[FAIL] : CameraC328::init (Error=%02X)\n", (int)err); } for (int i = 0; i < CAPTURE_FRAMES; i++) { char fname[64]; snprintf(fname, sizeof(fname), "/fs/jpss%04d.jpg", i); fp_jpeg = fopen(fname, "w"); err = camera.getJpegSnapshotPicture(jpeg_callback); if (CameraC328::NoError == err) { printf("[ OK ] : CameraC328::getJpegSnapshotPicture\n"); } else { printf("[FAIL] : CameraC328::getJpegSnapshotPicture (Error=%02X)\n", (int)err); } fclose(fp_jpeg); } } /** * A test function for jpeg preview picture. */ void test_jpeg_preview_picture(void) { CameraC328::ErrorNumber err = CameraC328::NoError; #if USE_JPEG_HIGH_RESOLUTION err = camera.init(CameraC328::Jpeg, CameraC328::RawResolution80x60, CameraC328::JpegResolution640x480); #else err = camera.init(CameraC328::Jpeg, CameraC328::RawResolution80x60, CameraC328::JpegResolution320x240); #endif if (CameraC328::NoError == err) { printf("[ OK ] : CameraC328::init\n"); } else { printf("[FAIL] : CameraC328::init (Error=%02X)\n", (int)err); } for (int i = 0; i < CAPTURE_FRAMES; i++) { char fname[64]; snprintf(fname, sizeof(fname), "/fs/jppv%04d.jpg", i); fp_jpeg = fopen(fname, "w"); err = camera.getJpegPreviewPicture(jpeg_callback); if (CameraC328::NoError == err) { printf("[ OK ] : CameraC328::getJpegPreviewPicture\n"); } else { printf("[FAIL] : CameraC328::getJpegPreviewPicture (Error=%02X)\n", (int)err); } fclose(fp_jpeg); } } /** * A entry point. */ int main() { printf("\n"); printf("==========\n"); printf("CameraC328\n"); printf("==========\n"); sync(); test_uncompressed_snapshot_picture(); test_uncompressed_preview_picture(); test_jpeg_preview_picture(); test_jpeg_snapshot_picture(); return 0; }