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authorMatthias Vogelgesang <matthias.vogelgesang@ipe.fzk.de>2011-03-09 12:25:11 +0100
committerMatthias Vogelgesang <matthias.vogelgesang@ipe.fzk.de>2011-03-09 12:25:11 +0100
commit432d6083dd9cbe50579780c88206733776898e9d (patch)
treedad91a6469dfbe7d39cf946b57244fed602743ec /src/cameras
parentcd7590bac56800586c4aadef077d1effe03b00c4 (diff)
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Set correct exposure. Use µs for all time-related units.
Diffstat (limited to 'src/cameras')
-rw-r--r--src/cameras/pf.c12
1 files changed, 6 insertions, 6 deletions
diff --git a/src/cameras/pf.c b/src/cameras/pf.c
index 65b7b6c..d32f62f 100644
--- a/src/cameras/pf.c
+++ b/src/cameras/pf.c
@@ -97,7 +97,7 @@ static uint32_t uca_pf_set_property(struct uca_camera_t *cam, enum uca_property_
if (pfDevice_SetProperty(0, t, &value) < 0)
return UCA_ERR_PROP_VALUE_OUT_OF_RANGE;
- cam->frame_height = *((uint32_t *) data);
+ cam->frame_height = value.value.i;
break;
case UCA_PROP_X_OFFSET:
@@ -111,10 +111,10 @@ static uint32_t uca_pf_set_property(struct uca_camera_t *cam, enum uca_property_
break;
case UCA_PROP_EXPOSURE:
- if (grabber->set_property(grabber, FG_EXPOSURE, (uint32_t *) data) != UCA_NO_ERROR)
- return UCA_ERR_PROP_VALUE_OUT_OF_RANGE;
-
- value.value.f = (float) *((uint32_t *) data);
+ /* I haven't found a specification but it looks like PF uses milli
+ * seconds. We also by-pass the frame grabber... */
+ value.type = PF_FLOAT;
+ value.value.f = (float) *((uint32_t *) data) / 1000.0;
if (pfDevice_SetProperty(0, t, &value) < 0)
return UCA_ERR_PROP_VALUE_OUT_OF_RANGE;
break;
@@ -145,7 +145,7 @@ static uint32_t uca_pf_get_property(struct uca_camera_t *cam, enum uca_property_
break;
case PF_FLOAT:
- set_void(data, uint32_t, (uint32_t) floor(value.value.f+0.5));
+ set_void(data, uint32_t, (uint32_t) floor((value.value.f * 1000.0)+0.5));
break;
case PF_STRING: