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-rw-r--r--src/cameras/dummy.c201
-rw-r--r--src/cameras/dummy.h9
-rw-r--r--src/cameras/pco.c1
3 files changed, 210 insertions, 1 deletions
diff --git a/src/cameras/dummy.c b/src/cameras/dummy.c
new file mode 100644
index 0000000..93952a9
--- /dev/null
+++ b/src/cameras/dummy.c
@@ -0,0 +1,201 @@
+
+#include <stdlib.h>
+#include <string.h>
+#include "uca.h"
+#include "uca-cam.h"
+#include "uca-grabber.h"
+
+struct dummy_cam_t {
+ uint32_t width;
+ uint32_t height;
+ uint32_t bitdepth;
+ uint32_t framerate;
+ uint32_t current_frame;
+ char* buffer;
+};
+
+#define GET_DUMMY(uca) ((struct dummy_cam_t *)(uca->user))
+#define set_void(p, type, value) { *((type *) p) = value; }
+
+static uint32_t uca_dummy_set_property(struct uca_camera_t *cam, enum uca_property_ids property, void *data)
+{
+ return UCA_NO_ERROR;
+}
+
+static uint32_t uca_dummy_get_property(struct uca_camera_t *cam, enum uca_property_ids property, void *data)
+{
+ struct dummy_cam_t *dummy_cam = (struct dummy_cam_t *) cam->user;
+
+ switch (property) {
+ case UCA_PROP_NAME:
+ strcpy((char *) data, "dummy");
+ break;
+
+ case UCA_PROP_WIDTH:
+ set_void(data, uint32_t, dummy_cam->width);
+ break;
+
+ case UCA_PROP_WIDTH_MIN:
+ set_void(data, uint32_t, 1);
+ break;
+
+ case UCA_PROP_WIDTH_MAX:
+ set_void(data, uint32_t, 4096);
+ break;
+
+ case UCA_PROP_HEIGHT:
+ set_void(data, uint32_t, dummy_cam->height);
+ break;
+
+ case UCA_PROP_HEIGHT_MIN:
+ set_void(data, uint32_t, 1);
+ break;
+
+ case UCA_PROP_HEIGHT_MAX:
+ set_void(data, uint32_t, 4096);
+ break;
+
+ case UCA_PROP_BITDEPTH:
+ set_void(data, uint32_t, 8);
+ break;
+
+ default:
+ return UCA_ERR_PROP_INVALID;
+ }
+ return UCA_NO_ERROR;
+}
+
+uint32_t uca_dummy_start_recording(struct uca_camera_t *cam)
+{
+ GET_DUMMY(cam)->current_frame = 0;
+ return UCA_NO_ERROR;
+}
+
+uint32_t uca_dummy_stop_recording(struct uca_camera_t *cam)
+{
+ return UCA_NO_ERROR;
+}
+
+static const char digits[10][20] = {
+ /* 0 */
+ { 0x00, 0xff, 0xff, 0x00,
+ 0xff, 0x00, 0x00, 0xff,
+ 0xff, 0x00, 0x00, 0xff,
+ 0xff, 0x00, 0x00, 0xff,
+ 0x00, 0xff, 0xff, 0x00 },
+ /* 1 */
+ { 0x00, 0x00, 0xff, 0x00,
+ 0x00, 0xff, 0xff, 0x00,
+ 0x00, 0x00, 0xff, 0x00,
+ 0x00, 0x00, 0xff, 0x00,
+ 0x00, 0x00, 0xff, 0x00 },
+ /* 2 */
+ { 0x00, 0xff, 0xff, 0x00,
+ 0xff, 0x00, 0x00, 0xff,
+ 0x00, 0x00, 0xff, 0x00,
+ 0x00, 0xff, 0x00, 0x00,
+ 0xff, 0xff, 0xff, 0xff },
+ /* 3 */
+ { 0x00, 0xff, 0xff, 0x00,
+ 0xff, 0x00, 0x00, 0xff,
+ 0x00, 0x00, 0xff, 0x00,
+ 0xff, 0x00, 0x00, 0xff,
+ 0x00, 0xff, 0xff, 0x00 },
+ /* 4 */
+ { 0xff, 0x00, 0x00, 0x00,
+ 0xff, 0x00, 0x00, 0xff,
+ 0xff, 0xff, 0xff, 0xff,
+ 0x00, 0x00, 0x00, 0xff,
+ 0x00, 0x00, 0x00, 0xff },
+ /* 5 */
+ { 0xff, 0xff, 0xff, 0xff,
+ 0xff, 0x00, 0x00, 0x00,
+ 0x00, 0xff, 0xff, 0x00,
+ 0x00, 0x00, 0x00, 0xff,
+ 0xff, 0xff, 0xff, 0x00 },
+ /* 6 */
+ { 0x00, 0xff, 0xff, 0xff,
+ 0xff, 0x00, 0x00, 0x00,
+ 0xff, 0xff, 0xff, 0x00,
+ 0xff, 0x00, 0x00, 0xff,
+ 0x00, 0xff, 0xff, 0x00 },
+ /* 7 */
+ { 0xff, 0xff, 0xff, 0xff,
+ 0x00, 0x00, 0x00, 0xff,
+ 0x00, 0x00, 0xff, 0x00,
+ 0x00, 0xff, 0x00, 0x00,
+ 0xff, 0x00, 0x00, 0x00 },
+ /* 8 */
+ { 0x00, 0xff, 0xff, 0x00,
+ 0xff, 0x00, 0x00, 0xff,
+ 0x00, 0xff, 0xff, 0x00,
+ 0xff, 0x00, 0x00, 0xff,
+ 0x00, 0xff, 0xff, 0x00 },
+ /* 9 */
+ { 0x00, 0xff, 0xff, 0x00,
+ 0xff, 0x00, 0x00, 0xff,
+ 0x00, 0xff, 0xff, 0xff,
+ 0x00, 0x00, 0x00, 0xff,
+ 0xff, 0xff, 0xff, 0x00 }
+};
+
+static void uca_dummy_print_number(struct dummy_cam_t *dummy, int number, int x, int y)
+{
+ const int digit_width = 4;
+ const int digit_height = 5;
+ char *buffer = dummy->buffer;
+ for (int i = 0; i < digit_width; i++) {
+ for (int j = 0; j < digit_height; j++) {
+ buffer[(y+j)*dummy->width + (x+i)] = digits[number][j*digit_width+i];
+ }
+ }
+}
+
+uint32_t uca_dummy_grab(struct uca_camera_t *cam, char *buffer)
+{
+ struct dummy_cam_t *dummy = GET_DUMMY(cam);
+ dummy->buffer = buffer;
+
+ /* print current frame number */
+ unsigned int number = dummy->current_frame;
+ unsigned int divisor = 100000000;
+ int x = 10;
+ while (divisor > 1) {
+ uca_dummy_print_number(dummy, number / divisor, x, 10);
+ number = number % divisor;
+ divisor = divisor / 10;
+ x += 5;
+ }
+ dummy->current_frame++;
+ return UCA_NO_ERROR;
+}
+
+static uint32_t uca_dummy_destroy(struct uca_camera_t *cam)
+{
+ return UCA_NO_ERROR;
+}
+
+uint32_t uca_dummy_init(struct uca_camera_t **cam, struct uca_grabber_t *grabber)
+{
+ struct uca_camera_t *uca = (struct uca_camera_t *) malloc(sizeof(struct uca_camera_t));
+
+ uca->destroy = &uca_dummy_destroy;
+ uca->set_property = &uca_dummy_set_property;
+ uca->get_property = &uca_dummy_get_property;
+ uca->start_recording = &uca_dummy_start_recording;
+ uca->stop_recording = &uca_dummy_stop_recording;
+ uca->grab = &uca_dummy_grab;
+ uca->state = UCA_CAM_CONFIGURABLE;
+
+ struct dummy_cam_t *dummy_cam = (struct dummy_cam_t *) malloc(sizeof(struct dummy_cam_t));
+ dummy_cam->width = 320;
+ dummy_cam->height = 240;
+ dummy_cam->bitdepth = 8;
+ dummy_cam->framerate = 100;
+ dummy_cam->buffer = NULL;
+ uca->user = dummy_cam;
+
+ *cam = uca;
+
+ return UCA_NO_ERROR;
+}
diff --git a/src/cameras/dummy.h b/src/cameras/dummy.h
new file mode 100644
index 0000000..143bbd1
--- /dev/null
+++ b/src/cameras/dummy.h
@@ -0,0 +1,9 @@
+#ifndef __UNIFIED_CAMERA_ACCESS_DUMMY_H
+#define __UNIFIED_CAMERA_ACCESS_DUMMY_H
+
+struct uca_camera_t;
+struct uca_grabber_t;
+
+uint32_t uca_dummy_init(struct uca_camera_t **uca, struct uca_grabber_t *grabber);
+
+#endif
diff --git a/src/cameras/pco.c b/src/cameras/pco.c
index cb286e8..565fd62 100644
--- a/src/cameras/pco.c
+++ b/src/cameras/pco.c
@@ -243,7 +243,6 @@ uint32_t uca_pco_init(struct uca_camera_t **cam, struct uca_grabber_t *grabber)
return UCA_ERR_CAM_NOT_FOUND;
struct pco_edge_t *pco = pco_init();
-
if (pco == NULL) {
return UCA_ERR_CAM_NOT_FOUND;
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-11 10:13:24 +0000