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Diffstat (limited to 'examples/sample-multi-detect.c')
-rw-r--r-- | examples/sample-multi-detect.c | 64 |
1 files changed, 64 insertions, 0 deletions
diff --git a/examples/sample-multi-detect.c b/examples/sample-multi-detect.c new file mode 100644 index 000000000..e738defc6 --- /dev/null +++ b/examples/sample-multi-detect.c @@ -0,0 +1,64 @@ +#include <stdio.h> +#include <string.h> +#include <stdlib.h> + +#include <gphoto2/gphoto2-camera.h> + +#include "samples.h" + +/* Sample autodetection program. + * + * This program can autodetect multiple cameras and then calls a + * simple function in each of them (summary). + */ + +int main(int argc, char **argv) { + CameraList *list; + Camera **cams; + int ret, i, count; + const char *name, *value; + GPContext *context; + + context = sample_create_context (); /* see context.c */ + + /* Detect all the cameras that can be autodetected... */ + ret = gp_list_new (&list); + if (ret < GP_OK) return 1; + count = sample_autodetect (list, context); + + /* Now open all cameras we autodected for usage */ + printf("Number of cameras: %d\n", count); + cams = calloc (sizeof (Camera*),count); + for (i = 0; i < count; i++) { + gp_list_get_name (list, i, &name); + gp_list_get_value (list, i, &value); + ret = sample_open_camera (&cams[i], name, value); + if (ret < GP_OK) fprintf(stderr,"Camera %s on port %s failed to open\n", name, value); + } + /* Now call a simple function in each of those cameras. */ + for (i = 0; i < count; i++) { + CameraText text; + char *owner; + ret = gp_camera_get_summary (cams[i], &text, context); + if (ret < GP_OK) { + fprintf (stderr, "Failed to get summary.\n"); + continue; + } + + gp_list_get_name (list, i, &name); + gp_list_get_value (list, i, &value); + printf("%-30s %-16s\n", name, value); + printf("Summary:\n%s\n", text.text); + + /* Query a simple string configuration variable. */ + ret = get_config_value_string (cams[i], "owner", &owner, context); + if (ret >= GP_OK) { + printf("Owner: %s\n", owner); + free (owner); + } else { + printf("Owner: No owner found.\n"); + } + + } + return 0; +} |