diff options
| -rw-r--r-- | src/cameras/uca_pco.c | 18 | ||||
| -rw-r--r-- | src/uca.c | 10 | ||||
| -rw-r--r-- | src/uca.h | 41 |
3 files changed, 61 insertions, 8 deletions
diff --git a/src/cameras/uca_pco.c b/src/cameras/uca_pco.c index fd63139..413d389 100644 --- a/src/cameras/uca_pco.c +++ b/src/cameras/uca_pco.c @@ -62,7 +62,6 @@ uint32_t uca_pco_init(struct uca_t *uca) { uca->user = (struct pco_cam_t *) malloc(sizeof(struct pco_cam_t)); - struct pco_cam_t *pco_cam = uca->user; struct pco_edge_t *pco = pco_cam->pco = pco_init(); @@ -86,11 +85,26 @@ uint32_t uca_pco_init(struct uca_t *uca) /* ... and some properties */ pco_get_actual_size(pco, &uca->image_width, &uca->image_height); - /* Prepare camera for recording. */ + /* Prepare camera for recording */ pco_set_rec_state(pco, 0); pco_set_timestamp_mode(pco, 2); pco_set_timebase(pco, 1, 1); pco_arm_camera(pco); + /* Prepare frame grabber for recording */ + int val = FG_CL_8BIT_FULL_10; + Fg_setParameter(fg, FG_CAMERA_LINK_CAMTYP, &val, PORT_A); + + val = FG_GRAY; + Fg_setParameter(fg, FG_FORMAT, &val, PORT_A); + + val = FREE_RUN; + Fg_setParameter(fg, FG_TRIGGERMODE, &val, PORT_A); + + Fg_setParameter(fg, FG_WIDTH, &uca->image_width, PORT_A); + Fg_setParameter(fg, FG_HEIGHT, &uca->image_height, PORT_A); + + pco_set_rec_state(pco, 1); + return 0; } @@ -30,6 +30,14 @@ struct uca_t *uca_init() #endif NULL }; + /* Set all function pointers to NULL and thus make the class abstract */ + uca->cam_destroy = NULL; + uca->cam_set_dimensions = NULL; + uca->cam_set_bitdepth = NULL; + uca->cam_set_delay = NULL; + uca->cam_set_exposure = NULL; + uca->cam_acquire_image = NULL; + int i = 0; while (inits[i] != NULL) { uca_cam_init init = inits[i]; @@ -38,7 +46,7 @@ struct uca_t *uca_init() i++; } - /* No camera found then return nothing */ + /* No camera found then indicate error */ free(uca); return NULL; } @@ -1,42 +1,73 @@ #ifndef __UNIFIED_CAMERA_ACCESS_H #define __UNIFIED_CAMERA_ACCESS_H +/** + * \file uca.h + * \brief Abstract camera model + * + * The uca_t structure represents a common interface for cameras regardless of + * their connectivity. Each camera that adheres to this model must provide an + * initialization function that probes the device and sets all function pointers + * to their respective implementation. + */ + #include <stdint.h> struct uca_t; -/* +/** * \brief Camera probing and initialization - * \return 0 if camera is not found or could not be initialized + * \return UCA_ERR_INIT_NOT_FOUND if camera is not found or could not be initialized */ typedef uint32_t (*uca_cam_init) (struct uca_t *uca); +/** + * \brief Free camera resouces + */ typedef uint32_t (*uca_cam_destroy) (struct uca_t *uca); +/** + * \brief Set dimension of grabbed images + * \param[in] width Width of the image + * \param[in] height Height of the image + * \note input parameters might be changed if dimensions couldn't be set + */ typedef uint32_t (*uca_cam_set_dimensions) (struct uca_t *uca, uint32_t *width, uint32_t *height); +/** + * \brief Set bitdepth of grabbed images + */ typedef uint32_t (*uca_cam_set_bitdepth) (struct uca_t *uca, uint8_t *bitdepth); +/** + * \brief Set exposure time in milliseconds + */ typedef uint32_t (*uca_cam_set_exposure) (struct uca_t *uca, uint32_t *exposure); +/** + * \brief Set delay time in milliseconds + */ typedef uint32_t (*uca_cam_set_delay) (struct uca_t *uca, uint32_t *delay); +/** + * \brief Acquire one frame + */ typedef uint32_t (*uca_cam_acquire_image) (struct uca_t *uca, void *buffer); +#define UCA_NO_ERROR 0 -#define UCA_ERR_INIT_NOT_FOUND 1 /**< camera probing failed */ +#define UCA_ERR_INIT_NOT_FOUND 1 /**< camera probing or initialization failed */ #define UCA_ERR_DIMENSION_NOT_SUPPORTED 1 #define UCA_ERR_BITDEPTH_NOT_SUPPORTED 1 - #define UCA_BIG_ENDIAN 1 #define UCA_LITTLE_ENDIAN 2 struct uca_t { - /* These must be written by uca_cam_init() */ + /* These must be set by uca_*_init() */ unsigned int image_width; unsigned int image_height; unsigned int image_bitdepth; |