/* picoproj - test program for libam7xxx
*
- * Copyright (C) 2011 Antonio Ospite <ospite@studenti.unina.it>
+ * Copyright (C) 2012 Antonio Ospite <ospite@studenti.unina.it>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
+ * the Free Software Foundation, either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
printf("\t-F <format>\t\tthe image format to use (default is JPEG).\n");
printf("\t\t\t\tSUPPORTED FORMATS:\n");
printf("\t\t\t\t\t1 - JPEG\n");
+ printf("\t\t\t\t\t2 - YUV - NV12\n");
+ printf("\t-l <log level>\t\tthe verbosity level of libam7xxx output (0-5)\n");
printf("\t-W <image width>\tthe width of the image to upload\n");
printf("\t-H <image height>\tthe height of the image to upload\n");
printf("\t-h \t\t\tthis help message\n");
int opt;
char filename[FILENAME_MAX] = {0};
- int image_fd = -1;
- am7xxx_device dev;
+ int image_fd;
+ struct stat st;
+ am7xxx_context *ctx;
+ am7xxx_device *dev;
+ int log_level = AM7XXX_LOG_INFO;
int format = AM7XXX_IMAGE_FORMAT_JPEG;
int width = 800;
int height = 480;
- uint8_t *image = NULL;
- unsigned int size = 59475;
+ unsigned char *image;
+ unsigned int size;
+ am7xxx_device_info device_info;
- while ((opt = getopt(argc, argv, "f:F:W:H:h")) != -1) {
+ while ((opt = getopt(argc, argv, "f:F:l:W:H:h")) != -1) {
switch (opt) {
case 'f':
strncpy(filename, optarg, FILENAME_MAX);
break;
case 'F':
format = atoi(optarg);
- if (format != 1) {
+ switch(format) {
+ case AM7XXX_IMAGE_FORMAT_JPEG:
+ fprintf(stdout, "JPEG format\n");
+ break;
+ case AM7XXX_IMAGE_FORMAT_NV12:
+ fprintf(stdout, "NV12 format\n");
+ break;
+ default:
fprintf(stderr, "Unsupported format\n");
exit(EXIT_FAILURE);
}
break;
+ case 'l':
+ log_level = atoi(optarg);
+ if (log_level < AM7XXX_LOG_FATAL || log_level > AM7XXX_LOG_TRACE) {
+ fprintf(stderr, "Unsupported log level, falling back to AM7XXX_LOG_ERROR\n");
+ log_level = AM7XXX_LOG_ERROR;
+ }
+ break;
case 'W':
width = atoi(optarg);
if (width < 0) {
exit(EXIT_FAILURE);
}
break;
+ case 'h':
+ usage(argv[0]);
+ exit(EXIT_SUCCESS);
+ break;
default: /* '?' */
usage(argv[0]);
exit(EXIT_FAILURE);
}
}
- if (filename[0] != '\0') {
- struct stat st;
-
- image_fd = open(filename, O_RDONLY);
- if (image_fd < 0) {
- perror("open");
- exit_code = EXIT_FAILURE;
- goto out;
- }
- if (fstat(image_fd, &st) < 0) {
- perror("fstat");
- exit_code = EXIT_FAILURE;
- goto out_close_image_fd;
- }
- size = st.st_size;
+ if (filename[0] == '\0') {
+ fprintf(stderr, "An image file MUST be specified.\n");
+ exit_code = EXIT_FAILURE;
+ goto out;
+ }
- image = mmap(NULL, st.st_size, PROT_READ, MAP_SHARED, image_fd, 0);
- if (image == NULL) {
- perror("mmap");
- exit_code = EXIT_FAILURE;
- goto out_close_image_fd;
- }
+ image_fd = open(filename, O_RDONLY);
+ if (image_fd < 0) {
+ perror("open");
+ exit_code = EXIT_FAILURE;
+ goto out;
+ }
+ if (fstat(image_fd, &st) < 0) {
+ perror("fstat");
+ exit_code = EXIT_FAILURE;
+ goto out_close_image_fd;
}
+ size = st.st_size;
- dev = am7xxx_init();
- if (dev == NULL) {
+ image = mmap(NULL, st.st_size, PROT_READ, MAP_SHARED, image_fd, 0);
+ if (image == NULL) {
+ perror("mmap");
+ exit_code = EXIT_FAILURE;
+ goto out_close_image_fd;
+ }
+
+ ret = am7xxx_init(&ctx);
+ if (ret < 0) {
perror("am7xxx_init");
exit_code = EXIT_FAILURE;
goto out_munmap;
}
+ am7xxx_set_log_level(ctx, log_level);
+
+ ret = am7xxx_open_device(ctx, &dev, 0);
+ if (ret < 0) {
+ perror("am7xxx_open_device");
+ exit_code = EXIT_FAILURE;
+ goto cleanup;
+ }
+
+
+ ret = am7xxx_close_device(dev);
+ if (ret < 0) {
+ perror("am7xxx_close_device");
+ exit_code = EXIT_FAILURE;
+ goto cleanup;
+ }
+
+ ret = am7xxx_open_device(ctx, &dev, 0);
+ if (ret < 0) {
+ perror("am7xxx_open_device");
+ exit_code = EXIT_FAILURE;
+ goto cleanup;
+ }
+
+ ret = am7xxx_get_device_info(dev, &device_info);
+ if (ret < 0) {
+ perror("am7xxx_get_info");
+ exit_code = EXIT_FAILURE;
+ goto cleanup;
+ }
+ printf("Native resolution: %dx%d\n",
+ device_info.native_width, device_info.native_height);
+
+ ret = am7xxx_set_power_mode(dev, AM7XXX_POWER_LOW);
+ if (ret < 0) {
+ perror("am7xxx_set_power_mode");
+ exit_code = EXIT_FAILURE;
+ goto cleanup;
+ }
+
ret = am7xxx_send_image(dev, format, width, height, image, size);
if (ret < 0) {
perror("am7xxx_send_image");
exit_code = EXIT_SUCCESS;
cleanup:
- am7xxx_shutdown(dev);
+ am7xxx_shutdown(ctx);
out_munmap:
- if (image != NULL) {
- ret = munmap(image, size);
- if (ret < 0)
- perror("munmap");
- }
+ ret = munmap(image, size);
+ if (ret < 0)
+ perror("munmap");
out_close_image_fd:
- if (image_fd >= 0) {
- ret = close(image_fd);
- if (ret < 0)
- perror("close");
- }
+ ret = close(image_fd);
+ if (ret < 0)
+ perror("close");
out:
exit(exit_code);
projects / libam7xxx.git / blobdiff