Do something meaningful and check for frame grabber library

1 files changed, 33 insertions, 2 deletions

diff --git a/src/uca.h b/src/uca.h
index 2f93093..0f3261e 100644
--- a/src/uca.h
+++ b/src/uca.h
@@ -1,15 +1,36 @@
 #ifndef __UNIFIED_CAMERA_ACCESS_H
 #define __UNIFIED_CAMERA_ACCESS_H
 
+#include <stdint.h>
+
 struct uca_t;
 
 /*
  * \brief Camera probing and initialization
  * \return 0 if camera is not found or could not be initialized
  */
-typedef int (*uca_cam_init) (struct uca_t *uca);
+typedef uint32_t (*uca_cam_init) (struct uca_t *uca);
+
+typedef uint32_t (*uca_cam_destroy) (struct uca_t *uca);
+
+typedef uint32_t (*uca_cam_set_dimensions) (struct uca_t *uca, uint32_t *width, uint32_t *height);
+
+typedef uint32_t (*uca_cam_set_bitdepth) (struct uca_t *uca, uint8_t *bitdepth);
+
+typedef uint32_t (*uca_cam_set_exposure) (struct uca_t *uca, uint32_t *exposure);
+
+typedef uint32_t (*uca_cam_set_delay) (struct uca_t *uca, uint32_t *delay);
+
+typedef uint32_t (*uca_cam_acquire_image) (struct uca_t *uca, void *buffer);
+
+
+
+#define UCA_ERR_INIT_NOT_FOUND          1   /**< camera probing failed */
+
+#define UCA_ERR_DIMENSION_NOT_SUPPORTED 1
+
+#define UCA_ERR_BITDEPTH_NOT_SUPPORTED  1
 
-typedef void (*uca_cam_destroy) (struct uca_t *uca);
 
 #define UCA_BIG_ENDIAN      1
 #define UCA_LITTLE_ENDIAN   2
@@ -22,7 +43,17 @@ struct uca_t {
     unsigned int image_flags;
     
     /* Function pointers to camera-specific methods */
+    uca_cam_set_dimensions  cam_set_dimensions;
+    uca_cam_set_bitdepth    cam_set_bitdepth;
+    uca_cam_set_exposure    cam_set_exposure;
+    uca_cam_set_delay       cam_set_delay;
+
+    uca_cam_acquire_image   cam_acquire_image;
+
+    /* Private */
     uca_cam_destroy cam_destroy;
+
+    void *user; /**< private user data to be used by the camera driver */
 };
 
 struct uca_t *uca_init();