84 lines
1.9 KiB
C
84 lines
1.9 KiB
C
#include <stdio.h>
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#include <stdlib.h>
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#include <stdarg.h>
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#include <string.h>
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#include <errno.h>
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#include <cammy/photo.h>
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#include <cammy/camera.h>
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#include "commands.h"
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static void usage(int argc, char **argv, const char *message, ...) {
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if (message) {
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va_list args;
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va_start(args, message);
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vfprintf(stderr, message, args);
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va_end(args);
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fprintf(stderr, "\n");
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}
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fprintf(stderr, "usage: %1$s import file.sav 1..30 input.png\n", argv[0]);
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exit(1);
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}
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int cammy_import(int argc, char **argv) {
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cammy_camera *camera;
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cammy_image *image;
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int photo = 0;
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if (argc < 3) {
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usage(argc, argv, "No save file provided");
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} else if (argc < 4) {
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usage(argc, argv, "No photo number provided");
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} else if (argc < 5) {
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usage(argc, argv, "No photo provided");
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}
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photo = atoi(argv[3]);
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if (photo < 1 || photo > CAMMY_CAMERA_PHOTO_COUNT) {
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usage(argc, argv, "Invalid photo number");
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}
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if ((camera = cammy_camera_open(argv[2])) == NULL) {
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fprintf(stderr, "%s: %s: %s: %s\n",
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argv[0], "cammy_camera_open()", argv[2], strerror(errno));
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goto error_camera_open;
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}
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if ((image = cammy_image_open(argv[4])) == NULL) {
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goto error_image_open;
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}
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if (image->width != CAMMY_PHOTO_WIDTH
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|| image->height != CAMMY_PHOTO_HEIGHT) {
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fprintf(stderr, "%s: %s: %s\n",
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argv[0], argv[4], "Invalid image dimensions");
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goto error_invalid_dimensions;
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}
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if (cammy_photo_import(&camera->data->photos[photo-1], image) < 0) {
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goto error_photo_import;
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}
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cammy_image_destroy(image);
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cammy_camera_close(camera);
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return 0;
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error_photo_import:
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error_invalid_dimensions:
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cammy_image_destroy(image);
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error_image_open:
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cammy_camera_close(camera);
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error_camera_open:
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return 1;
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}
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