From d69b1e834cc1558ff117688da7030dabd22099fa Mon Sep 17 00:00:00 2001
From: Matthias Vogelgesang <matthias.vogelgesang@ipe.fzk.de>
Date: Wed, 23 Feb 2011 09:24:44 +0100
Subject: Do something meaningful and check for frame grabber library

---
 src/cameras/uca_pco.c | 82 ++++++++++++++++++++++++++++++++++++++++++++++-----
 1 file changed, 74 insertions(+), 8 deletions(-)

(limited to 'src/cameras/uca_pco.c')

diff --git a/src/cameras/uca_pco.c b/src/cameras/uca_pco.c
index 0359990..fd63139 100644
--- a/src/cameras/uca_pco.c
+++ b/src/cameras/uca_pco.c
@@ -1,30 +1,96 @@
 
+#include <stdlib.h>
 #include <clser.h>
+#include <fgrab_struct.h>
+#include <fgrab_prototyp.h>
 #include <libpco/libpco.h>
 #include "uca.h"
 #include "uca_pco.h"
 
-struct pco_edge_t *pco;
+struct pco_cam_t {
+    struct pco_edge_t *pco;
+    Fg_Struct *fg;
+};
 
-static void uca_pco_destroy(struct uca_t *uca)
+#define GET_PCO(uca) (((struct pco_cam_t *)(uca->user))->pco)
+#define GET_FG(uca) (((struct pco_cam_t *)(uca->user))->fg)
+
+
+static uint32_t uca_pco_set_dimensions(struct uca_t *uca, uint32_t *width, uint32_t *height)
+{
+    Fg_Struct *fg = GET_FG(uca);
+    Fg_setParameter(fg, FG_WIDTH, width, PORT_A);
+    Fg_setParameter(fg, FG_HEIGHT, height, PORT_A);
+    return 0;
+}
+
+static uint32_t uca_pco_set_bitdepth(struct uca_t *uca, uint8_t *bitdepth)
+{
+    /* TODO: it's not possible via CameraLink so do it via frame grabber */
+    return 0;
+}
+
+static uint32_t uca_pco_set_exposure(struct uca_t *uca, uint32_t *exposure)
+{
+    uint32_t e, d;
+    pco_get_delay_exposure(GET_PCO(uca), &d, &e);
+    pco_set_delay_exposure(GET_PCO(uca), d, *exposure);
+    return 0;
+}
+
+static uint32_t uca_pco_set_delay(struct uca_t *uca, uint32_t *delay)
 {
-    pco_destroy(pco);
+    uint32_t e, d;
+    pco_get_delay_exposure(GET_PCO(uca), &d, &e);
+    pco_set_delay_exposure(GET_PCO(uca), *delay, e);
+    return 0;
 }
 
-int uca_pco_init(struct uca_t *uca)
+static uint32_t uca_pco_acquire_image(struct uca_t *uca, void *buffer)
 {
-    pco = pco_init();
-    if (!pco_active(pco)) {
+    return 0;
+}
+
+static uint32_t uca_pco_destroy(struct uca_t *uca)
+{
+    Fg_FreeGrabber(GET_FG(uca));
+    pco_destroy(GET_PCO(uca));
+    free(uca->user);
+}
+
+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();
+
+    if ((pco->serial_ref == NULL) || !pco_active(pco)) {
         pco_destroy(pco);
-        return 0;
+        return UCA_ERR_INIT_NOT_FOUND;
     }
 
+    pco_cam->fg = Fg_Init("libFullAreaGray8.so", 0);
+
     pco_scan_and_set_baud_rate(pco);
 
     /* Camera found, set function pointers... */
     uca->cam_destroy = &uca_pco_destroy;
+    uca->cam_set_dimensions = &uca_pco_set_dimensions;
+    uca->cam_set_bitdepth = &uca_pco_set_bitdepth;
+    uca->cam_set_exposure = &uca_pco_set_exposure;
+    uca->cam_set_delay = &uca_pco_set_delay;
+    uca->cam_acquire_image = &uca_pco_acquire_image;
 
     /* ... and some properties */
     pco_get_actual_size(pco, &uca->image_width, &uca->image_height);
-    return 1;
+
+    /* 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);
+
+    return 0;
 }
-- 
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