[aravis] camera: quirk based implementation of frame rate get/set.

[Emmanuel Pacaud <emmanuel src gnome org>]

commit c0e332872464e66c66bb4d0a5f1f76053bace996
Author: Emmanuel Pacaud <emmanuel gnome org>
Date:   Mon May 17 14:58:59 2010 +0200

    camera: quirk based implementation of frame rate get/set.

 src/arvcamera.c |   39 +++++++++++++++++++++++++++++++++++++--
 src/arvcamera.h |    6 ++++++
 2 files changed, 43 insertions(+), 2 deletions(-)
---
diff --git a/src/arvcamera.c b/src/arvcamera.c
index b42c3c2..d0f5b72 100644
--- a/src/arvcamera.c
+++ b/src/arvcamera.c
@@ -36,6 +36,8 @@ static GObjectClass *parent_class = NULL;
 struct _ArvCameraPrivate {
 	ArvDevice *device;
 	ArvGc *genicam;
+
+	ArvCameraVendor vendor;
 };
 
 ArvStream *
@@ -192,7 +194,20 @@ arv_camera_set_acquisition_frame_rate (ArvCamera *camera, double frame_rate)
 {
 	g_return_if_fail (ARV_IS_CAMERA (camera));
 
-	arv_device_set_float_feature_value (camera->priv->device, "AcquisitionFrameRate", frame_rate);
+	switch (camera->priv->vendor) {
+		case ARV_CAMERA_VENDOR_BASLER:
+			/* Fixme: use Raw and Base for access to the full frame rate range. */
+			arv_device_set_float_feature_value (camera->priv->device, "AcquisitionFrameRateAbs",
+							    frame_rate);
+			break;
+		case ARV_CAMERA_VENDOR_PROSILICA:
+			arv_device_set_float_feature_value (camera->priv->device, "AcquisitionFrameRateAbs",
+							    frame_rate);
+			break;
+		case ARV_CAMERA_VENDOR_UNKNOWN:
+			arv_device_set_float_feature_value (camera->priv->device, "AcquisitionFrameRate", frame_rate);
+			break;
+	}
 }
 
 double
@@ -200,7 +215,15 @@ arv_camera_get_acquisition_frame_rate (ArvCamera *camera)
 {
 	g_return_val_if_fail (ARV_IS_CAMERA (camera), 0.0);
 
-	return arv_device_get_integer_feature_value (camera->priv->device, "AcquisitionFrameRate");
+	switch (camera->priv->vendor) {
+		case ARV_CAMERA_VENDOR_BASLER:
+			return arv_device_get_integer_feature_value (camera->priv->device, "AcquisitionFrameRateAbs");
+		case ARV_CAMERA_VENDOR_PROSILICA:
+			return arv_device_get_integer_feature_value (camera->priv->device, "AcquisitionFrameRateAbs");
+		case ARV_CAMERA_VENDOR_UNKNOWN:
+		default:
+			return arv_device_get_integer_feature_value (camera->priv->device, "AcquisitionFrameRate");
+	}
 }
 
 void
@@ -308,6 +331,8 @@ arv_camera_new (const char *name)
 {
 	ArvCamera *camera;
 	ArvDevice *device;
+	ArvCameraVendor vendor;
+	const char *vendor_name;
 
 	device = arv_new_device (name);
 
@@ -318,6 +343,16 @@ arv_camera_new (const char *name)
 	camera->priv->device = device;
 	camera->priv->genicam = arv_device_get_genicam (device);
 
+	vendor_name = arv_camera_get_vendor_name (camera);
+	if (g_strcmp0 (vendor_name, "Basler") == 0)
+		vendor = ARV_CAMERA_VENDOR_BASLER;
+	else if (g_strcmp0 (vendor_name, "Prosilica") == 0)
+		vendor = ARV_CAMERA_VENDOR_PROSILICA;
+	else
+		vendor = ARV_CAMERA_VENDOR_UNKNOWN;
+
+	camera->priv->vendor = vendor;
+
 	return camera;
 }
 
diff --git a/src/arvcamera.h b/src/arvcamera.h
index 9fc8258..057e8b8 100644
--- a/src/arvcamera.h
+++ b/src/arvcamera.h
@@ -28,6 +28,12 @@
 
 G_BEGIN_DECLS
 
+typedef enum {
+	ARV_CAMERA_VENDOR_UNKNOWN,
+	ARV_CAMERA_VENDOR_BASLER,
+	ARV_CAMERA_VENDOR_PROSILICA
+} ArvCameraVendor;
+
 #define ARV_TYPE_CAMERA             (arv_camera_get_type ())
 #define ARV_CAMERA(obj)             (G_TYPE_CHECK_INSTANCE_CAST ((obj), ARV_TYPE_CAMERA, ArvCamera))
 #define ARV_CAMERA_CLASS(klass)     (G_TYPE_CHECK_CLASS_CAST ((klass), ARV_TYPE_CAMERA, ArvCameraClass))