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authorMatthias Vogelgesang <matthias.vogelgesang@kit.edu>2011-04-27 09:00:22 +0200
committerMatthias Vogelgesang <matthias.vogelgesang@kit.edu>2011-04-27 09:00:22 +0200
commitc1b6c87c62f544fa6353bdb45bd9a21139eb1fa9 (patch)
treeeec71dc5dc39c57e132db637f8a616a1588b16b1 /src/cameras/pco.c
parent45cd588f12f485d4b3a44b425dcbbcdec5f833db (diff)
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Do state handling only once in uca.c instead of all camera implementations
Diffstat (limited to 'src/cameras/pco.c')
-rw-r--r--src/cameras/pco.c13
1 files changed, 1 insertions, 12 deletions
diff --git a/src/cameras/pco.c b/src/cameras/pco.c
index 9de6467..c11ba24 100644
--- a/src/cameras/pco.c
+++ b/src/cameras/pco.c
@@ -228,8 +228,6 @@ static uint32_t uca_pco_get_property(struct uca_camera_priv *cam, enum uca_prope
static uint32_t uca_pco_start_recording(struct uca_camera_priv *cam)
{
uint32_t err = UCA_ERR_CAMERA | UCA_ERR_INIT;
- if (cam->state == UCA_CAM_RECORDING)
- return err | UCA_ERR_IS_RECORDING;
struct pco_edge *pco = GET_PCO(cam);
if (pco_arm_camera(pco) != PCO_NOERROR)
@@ -237,32 +235,23 @@ static uint32_t uca_pco_start_recording(struct uca_camera_priv *cam)
if (pco_set_rec_state(pco, 1) != PCO_NOERROR)
return err | UCA_ERR_UNCLASSIFIED;
- cam->state = UCA_CAM_RECORDING;
return cam->grabber->acquire(cam->grabber, -1);
}
static uint32_t uca_pco_stop_recording(struct uca_camera_priv *cam)
{
- if ((cam->state == UCA_CAM_RECORDING) && (pco_set_rec_state(GET_PCO(cam), 0) != PCO_NOERROR))
+ if (pco_set_rec_state(GET_PCO(cam), 0) != PCO_NOERROR)
return UCA_ERR_CAMERA | UCA_ERR_INIT | UCA_ERR_UNCLASSIFIED;
-
- cam->state = UCA_CAM_CONFIGURABLE;
return UCA_NO_ERROR;
}
static uint32_t uca_pco_trigger(struct uca_camera_priv *cam)
{
- if (cam->state != UCA_CAM_RECORDING)
- return UCA_ERR_CAMERA | UCA_ERR_TRIGGER | UCA_ERR_NOT_RECORDING;
-
return cam->grabber->trigger(cam->grabber);
}
static uint32_t uca_pco_grab(struct uca_camera_priv *cam, char *buffer, void *meta_data)
{
- if (cam->state != UCA_CAM_RECORDING)
- return UCA_ERR_CAMERA | UCA_ERR_NOT_RECORDING;
-
uint16_t *frame;
uint32_t err = cam->grabber->grab(cam->grabber, (void **) &frame, &cam->current_frame);
if (err != UCA_NO_ERROR)