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gstreamer/gst-libs/gst/interfaces/photography.c

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/* GStreamer
*
* Copyright (C) 2008 Nokia Corporation <multimedia@maemo.org>
*
* photography.c: photography interface for digital imaging
*
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include "photography.h"
/**
* SECTION:gstphotography
* @short_description: Interface for digital image capture elements
* @stability: Unstable
*
* The interface allows access to some common digital image capture parameters.
*
* <note>
* The GstPhotography interface is unstable API and may change in future.
* One can define GST_USE_UNSTABLE_API to acknowledge and avoid this warning.
* </note>
*/
static void gst_photography_iface_base_init (GstPhotographyInterface * iface);
static void gst_photography_iface_class_init (gpointer g_class);
GType
gst_photography_get_type (void)
{
static GType gst_photography_type = 0;
if (!gst_photography_type) {
static const GTypeInfo gst_photography_info = {
sizeof (GstPhotographyInterface),
(GBaseInitFunc) gst_photography_iface_base_init, /* base_init */
NULL, /* base_finalize */
(GClassInitFunc) gst_photography_iface_class_init, /* class_init */
NULL, /* class_finalize */
NULL, /* class_data */
0,
0, /* n_preallocs */
NULL, /* instance_init */
};
gst_photography_type = g_type_register_static (G_TYPE_INTERFACE,
"GstPhotography", &gst_photography_info, 0);
}
return gst_photography_type;
}
static void
gst_photography_iface_base_init (GstPhotographyInterface * iface)
{
/* default virtual functions */
iface->get_ev_compensation = NULL;
iface->get_iso_speed = NULL;
iface->get_aperture = NULL;
iface->get_exposure = NULL;
iface->get_white_balance_mode = NULL;
iface->get_color_tone_mode = NULL;
iface->get_scene_mode = NULL;
iface->get_flash_mode = NULL;
iface->get_noise_reduction = NULL;
iface->get_zoom = NULL;
iface->get_flicker_mode = NULL;
iface->get_focus_mode = NULL;
iface->set_ev_compensation = NULL;
iface->set_iso_speed = NULL;
iface->set_aperture = NULL;
iface->set_exposure = NULL;
iface->set_white_balance_mode = NULL;
iface->set_color_tone_mode = NULL;
iface->set_scene_mode = NULL;
iface->set_flash_mode = NULL;
iface->set_noise_reduction = NULL;
iface->set_zoom = NULL;
iface->set_flicker_mode = NULL;
iface->set_focus_mode = NULL;
iface->get_capabilities = NULL;
iface->prepare_for_capture = NULL;
iface->set_autofocus = NULL;
iface->set_config = NULL;
iface->get_config = NULL;
}
#define GST_PHOTOGRAPHY_FUNC_TEMPLATE(function_name, param_type) \
gboolean \
gst_photography_set_ ## function_name (GstPhotography * photo, param_type param) \
{ \
GstPhotographyInterface *iface; \
g_return_val_if_fail (photo != NULL, FALSE); \
iface = GST_PHOTOGRAPHY_GET_INTERFACE (photo); \
if (iface->set_ ## function_name) { \
return iface->set_ ## function_name (photo, param); \
} \
return FALSE; \
} \
gboolean \
gst_photography_get_ ## function_name (GstPhotography * photo, param_type * param) \
{ \
GstPhotographyInterface *iface; \
g_return_val_if_fail (photo != NULL, FALSE); \
iface = GST_PHOTOGRAPHY_GET_INTERFACE (photo); \
if (iface->get_ ## function_name) { \
return iface->get_ ## function_name (photo, param); \
} \
return FALSE; \
}
/**
* gst_photography_set_ev_compensation:
* @photo: #GstPhotography interface of a #GstElement
* @ev_comp: ev compensation value to set
*
* Set the ev compensation value for the #GstElement
*
* Returns: %TRUE if setting the value succeeded, %FALSE otherwise
*/
/**
* gst_photography_get_ev_compensation:
* @photo: #GstPhotography interface of a #GstElement
* @ev_comp: ev compensation value to get
*
* Get the ev compensation value for the #GstElement
*
* Returns: %TRUE if getting the value succeeded, %FALSE otherwise
*/
GST_PHOTOGRAPHY_FUNC_TEMPLATE (ev_compensation, gfloat);
/**
* gst_photography_set_iso_speed:
* @photo: #GstPhotography interface of a #GstElement
* @iso_speed: ISO speed value to set
*
* Set the ISO value (light sensivity) for the #GstElement
*
* Returns: %TRUE if setting the value succeeded, %FALSE otherwise
*/
/**
* gst_photography_get_iso_speed:
* @photo: #GstPhotography interface of a #GstElement
* @iso_speed: ISO speed value to get
*
* Get the ISO value (light sensivity) for the #GstElement
*
* Returns: %TRUE if getting the value succeeded, %FALSE otherwise
*/
GST_PHOTOGRAPHY_FUNC_TEMPLATE (iso_speed, guint);
/**
* gst_photography_set_aperture:
* @photo: #GstPhotography interface of a #GstElement
* @aperture: aperture value to set
*
* Set the aperture value for the #GstElement
*
* Returns: %TRUE if setting the value succeeded, %FALSE otherwise
*/
/**
* gst_photography_get_aperture:
* @photo: #GstPhotography interface of a #GstElement
* @aperture: aperture value to get
*
* Get the aperture value for the #GstElement
*
* Returns: %TRUE if getting the value succeeded, %FALSE otherwise
*/
GST_PHOTOGRAPHY_FUNC_TEMPLATE (aperture, guint);
/**
* gst_photography_set_exposure:
* @photo: #GstPhotography interface of a #GstElement
* @exposure: exposure time to set
*
* Set the fixed exposure time (in us) for the #GstElement
*
* Returns: %TRUE if setting the value succeeded, %FALSE otherwise
*/
/**
* gst_photography_get_exposure:
* @photo: #GstPhotography interface of a #GstElement
* @exposure: exposure time to get
*
* Get the fixed exposure time (in us) for the #GstElement
*
* Returns: %TRUE if getting the value succeeded, %FALSE otherwise
*/
GST_PHOTOGRAPHY_FUNC_TEMPLATE (exposure, guint32);
/**
* gst_photography_set_white_balance_mode:
* @photo: #GstPhotography interface of a #GstElement
* @wb_mode: #GstPhotographyWhiteBalanceMode to set
*
* Set the white balance mode for the #GstElement
*
* Returns: %TRUE if setting the value succeeded, %FALSE otherwise
*/
/**
* gst_photography_get_white_balance_mode:
* @photo: #GstPhotography interface of a #GstElement
* @wb_mode: #GstPhotographyWhiteBalanceMode to get
*
* Get the white balance mode for the #GstElement
*
* Returns: %TRUE if getting the value succeeded, %FALSE otherwise
*/
GST_PHOTOGRAPHY_FUNC_TEMPLATE (white_balance_mode,
GstPhotographyWhiteBalanceMode);
/**
* gst_photography_set_color_tone_mode:
* @photo: #GstPhotography interface of a #GstElement
* @tone_mode: #GstPhotographyColorToneMode to set
*
* Set the color tone mode for the #GstElement
*
* Returns: %TRUE if setting the value succeeded, %FALSE otherwise
*/
/**
* gst_photography_get_color_tone_mode:
* @photo: #GstPhotography interface of a #GstElement
* @tone_mode: #GstPhotographyColorToneMode to get
*
* Get the color tone mode for the #GstElement
*
* Returns: %TRUE if getting the value succeeded, %FALSE otherwise
*/
GST_PHOTOGRAPHY_FUNC_TEMPLATE (color_tone_mode, GstPhotographyColorToneMode);
/**
* gst_photography_set_scene_mode:
* @photo: #GstPhotography interface of a #GstElement
* @scene_mode: #GstPhotographySceneMode to set
*
* Set the scene mode for the #GstElement
*
* Returns: %TRUE if setting the value succeeded, %FALSE otherwise
*/
/**
* gst_photography_get_scene_mode:
* @photo: #GstPhotography interface of a #GstElement
* @scene_mode: #GstPhotographySceneMode to get
*
* Get the scene mode for the #GstElement
*
* Returns: %TRUE if getting the value succeeded, %FALSE otherwise
*/
GST_PHOTOGRAPHY_FUNC_TEMPLATE (scene_mode, GstPhotographySceneMode);
/**
* gst_photography_set_flash_mode:
* @photo: #GstPhotography interface of a #GstElement
* @flash_mode: #GstPhotographyFlashMode to set
*
* Set the flash mode for the #GstElement
*
* Returns: %TRUE if setting the value succeeded, %FALSE otherwise
*/
/**
* gst_photography_get_flash_mode:
* @photo: #GstPhotography interface of a #GstElement
* @flash_mode: #GstPhotographyFlashMode to get
*
* Get the flash mode for the #GstElement
*
* Returns: %TRUE if getting the value succeeded, %FALSE otherwise
*/
GST_PHOTOGRAPHY_FUNC_TEMPLATE (flash_mode, GstPhotographyFlashMode);
/**
* gst_photography_set_noise_reduction:
* @photo: #GstPhotography interface of a #GstElement
* @noise_reduction: #GstPhotographyNoiseReductionMode to set
*
* Set the noise reduction mode for the #GstElement
*
* Returns: %TRUE if setting the value succeeded, %FALSE otherwise
*
* Since: 0.10.21
*/
/**
* gst_photography_get_noise_reduction:
* @photo: #GstPhotography interface of a #GstElement
* @noise_reduction: #GstPhotographyNoiseReductionMode to get
*
* Get the noise reduction mode for the #GstElement
*
* Returns: %TRUE if getting the value succeeded, %FALSE otherwise
*
* Since: 0.10.21
*/
GST_PHOTOGRAPHY_FUNC_TEMPLATE (noise_reduction, GstPhotographyNoiseReduction);
/**
* gst_photography_set_zoom:
* @photo: #GstPhotography interface of a #GstElement
* @zoom: zoom value to set
*
* Set the zoom value for the #GstElement.
* E.g. 1.0 to get original image and 3.0 for 3x zoom and so on.
*
* Returns: %TRUE if setting the value succeeded, %FALSE otherwise
*/
/**
* gst_photography_get_zoom:
* @photo: #GstPhotography interface of a #GstElement
* @zoom: zoom value to get
*
* Get the zoom value for the #GstElement
*
* Returns: %TRUE if getting the value succeeded, %FALSE otherwise
*/
GST_PHOTOGRAPHY_FUNC_TEMPLATE (zoom, gfloat);
/**
* gst_photography_set_flicker_mode:
* @photo: #GstPhotography interface of a #GstElement
* @flicker_mode: flicker mode value to set
*
* Set the flicker mode value for the #GstElement.
*
* Returns: %TRUE if setting the value succeeded, %FALSE otherwise
*/
/**
* gst_photography_get_flicker_mode:
* @photo: #GstPhotography interface of a #GstElement
* @flicker_mode: flicker mode value to get
*
* Get the flicker mode value for the #GstElement
*
* Returns: %TRUE if getting the value succeeded, %FALSE otherwise
*/
GST_PHOTOGRAPHY_FUNC_TEMPLATE (flicker_mode,
GstPhotographyFlickerReductionMode);
/**
* gst_photography_set_focus_mode:
* @photo: #GstPhotography interface of a #GstElement
* @focus_mode: focus mode value to set
*
* Set the focus mode value for the #GstElement.
*
* Returns: %TRUE if setting the value succeeded, %FALSE otherwise
*/
/**
* gst_photography_get_focus_mode:
* @photo: #GstPhotography interface of a #GstElement
* @focus_mode: focus_mode value to get
*
* Get the focus mode value for the #GstElement
*
* Returns: %TRUE if getting the value succeeded, %FALSE otherwise
*/
GST_PHOTOGRAPHY_FUNC_TEMPLATE (focus_mode, GstPhotographyFocusMode);
/**
* gst_photography_get_capabilities:
* @photo: #GstPhotography interface of a #GstElement
*
* Get #GstPhotographyCaps bitmask value that indicates what photography
* interface features the #GstElement supports
*
* Returns: #GstPhotographyCaps value
*/
GstPhotographyCaps
gst_photography_get_capabilities (GstPhotography * photo)
{
GstPhotographyInterface *iface;
g_return_val_if_fail (photo != NULL, GST_PHOTOGRAPHY_CAPS_NONE);
iface = GST_PHOTOGRAPHY_GET_INTERFACE (photo);
if (iface->get_capabilities) {
return iface->get_capabilities (photo);
} else {
return GST_PHOTOGRAPHY_CAPS_NONE;
}
}
/**
* gst_photography_prepare_for_capture:
* @photo: #GstPhotography interface of a #GstElement
* @func: callback that is called after capturing has been prepared
* @capture_caps: #GstCaps defining the desired format of the captured image
* @user_data: user data that will be passed to the callback @func
*
* Start preparations for capture. Preparations can take indeterminate
* amount of time and @func callback is called after preparations are
* done. Image capture will begin after callback returns.
*
* Returns: %TRUE if preparations were started (caps were OK), otherwise %FALSE.
*/
gboolean
gst_photography_prepare_for_capture (GstPhotography * photo,
GstPhotographyCapturePrepared func, GstCaps * capture_caps,
gpointer user_data)
{
GstPhotographyInterface *iface;
gboolean ret = TRUE;
g_return_val_if_fail (photo != NULL, FALSE);
iface = GST_PHOTOGRAPHY_GET_INTERFACE (photo);
if (iface->prepare_for_capture) {
ret = iface->prepare_for_capture (photo, func, capture_caps, user_data);
}
return ret;
}
/**
* gst_photography_set_autofocus:
* @photo: #GstPhotography interface of a #GstElement
* @on: %TRUE to start autofocusing, %FALSE to stop autofocusing
*
* Start or stop autofocusing. %GST_PHOTOGRAPHY_AUTOFOCUS_DONE
* message is posted to bus when autofocusing has finished.
*/
void
gst_photography_set_autofocus (GstPhotography * photo, gboolean on)
{
GstPhotographyInterface *iface;
g_return_if_fail (photo != NULL);
iface = GST_PHOTOGRAPHY_GET_INTERFACE (photo);
if (iface->set_autofocus) {
iface->set_autofocus (photo, on);
}
}
/**
* gst_photography_set_config:
* @photo: #GstPhotography interface of a #GstElement
* @config: #GstPhotographySettings containg the configuration
*
* Set all configuration settings at once.
*
* Returns: TRUE if configuration was set successfully, otherwise FALSE.
*/
gboolean
gst_photography_set_config (GstPhotography * photo,
GstPhotographySettings * config)
{
GstPhotographyInterface *iface;
gboolean ret = FALSE;
g_return_val_if_fail (photo != NULL, FALSE);
iface = GST_PHOTOGRAPHY_GET_INTERFACE (photo);
if (iface->set_config) {
ret = iface->set_config (photo, config);
}
return ret;
}
/**
* gst_photography_get_config:
* @photo: #GstPhotography interface of a #GstElement
* @config: #GstPhotographySettings containg the configuration
*
* Get all configuration settings at once.
*
* Returns: TRUE if configuration was got successfully, otherwise FALSE.
*/
gboolean
gst_photography_get_config (GstPhotography * photo,
GstPhotographySettings * config)
{
GstPhotographyInterface *iface;
gboolean ret = FALSE;
g_return_val_if_fail (photo != NULL, FALSE);
iface = GST_PHOTOGRAPHY_GET_INTERFACE (photo);
if (iface->get_config) {
ret = iface->get_config (photo, config);
}
return ret;
}
/* Photography class initialization stuff */
static void
gst_photography_iface_class_init (gpointer g_class)
{
/* create interface signals and properties here. */
/* White balance */
g_object_interface_install_property (g_class,
g_param_spec_enum (GST_PHOTOGRAPHY_PROP_WB_MODE,
"White balance mode property",
"White balance affects the color temperature of the photo",
GST_TYPE_PHOTOGRAPHY_WHITE_BALANCE_MODE,
GST_PHOTOGRAPHY_WB_MODE_AUTO,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
/* Color tone */
g_object_interface_install_property (g_class,
g_param_spec_enum (GST_PHOTOGRAPHY_PROP_COLOR_TONE,
"Color tone mode property",
"Color tone setting changes color shading in the photo",
GST_TYPE_PHOTOGRAPHY_COLOR_TONE_MODE,
GST_PHOTOGRAPHY_COLOR_TONE_MODE_NORMAL,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
/* Scene mode */
g_object_interface_install_property (g_class,
g_param_spec_enum (GST_PHOTOGRAPHY_PROP_SCENE_MODE,
"Scene mode property",
"Scene mode works as a preset for different photo shooting mode settings",
GST_TYPE_PHOTOGRAPHY_SCENE_MODE,
GST_PHOTOGRAPHY_SCENE_MODE_AUTO,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
/* Flash mode */
g_object_interface_install_property (g_class,
g_param_spec_enum (GST_PHOTOGRAPHY_PROP_FLASH_MODE,
"Flash mode property",
"Flash mode defines how the flash light should be used",
GST_TYPE_PHOTOGRAPHY_FLASH_MODE,
GST_PHOTOGRAPHY_FLASH_MODE_AUTO,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
/* Flicker reduction mode */
g_object_interface_install_property (g_class,
g_param_spec_enum (GST_PHOTOGRAPHY_PROP_FLICKER_MODE,
"Flicker reduction mode property",
"Flicker reduction mode defines a line frequency for flickering prevention",
GST_TYPE_PHOTOGRAPHY_FLICKER_REDUCTION_MODE,
GST_PHOTOGRAPHY_FLICKER_REDUCTION_OFF,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
/* Focus mode */
g_object_interface_install_property (g_class,
g_param_spec_enum (GST_PHOTOGRAPHY_PROP_FOCUS_MODE,
"Focus mode property",
"Focus mode defines the range of focal lengths to use in autofocus search",
GST_TYPE_PHOTOGRAPHY_FOCUS_MODE,
GST_PHOTOGRAPHY_FOCUS_MODE_AUTO,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
/* Capabilities */
g_object_interface_install_property (g_class,
g_param_spec_ulong (GST_PHOTOGRAPHY_PROP_CAPABILITIES,
"Photo capabilities bitmask",
"Tells the photo capabilities of the device",
0, G_MAXULONG, 0, G_PARAM_READABLE | G_PARAM_STATIC_STRINGS));
/* EV_compensation */
g_object_interface_install_property (g_class,
g_param_spec_float (GST_PHOTOGRAPHY_PROP_EV_COMP,
"EV compensation property",
"EV compensation affects the brightness of the image",
-2.5, 2.5, 0, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
/* ISO value */
g_object_interface_install_property (g_class,
g_param_spec_uint (GST_PHOTOGRAPHY_PROP_ISO_SPEED,
"ISO speed property",
"ISO speed defines the light sensitivity (0 = auto)",
0, 6400, 0, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
/* Aperture */
g_object_interface_install_property (g_class,
g_param_spec_uint (GST_PHOTOGRAPHY_PROP_APERTURE,
"Aperture property",
"Aperture defines the size of lens opening (0 = auto)",
0, G_MAXUINT8, 0, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
/* Exposure */
g_object_interface_install_property (g_class,
g_param_spec_uint (GST_PHOTOGRAPHY_PROP_EXPOSURE_TIME,
"Exposure time in milliseconds",
"Exposure time defines how long the shutter will stay open (0 = auto)",
0, G_MAXUINT32, 0, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
/**
* GstPhotography:image-capture-supported-caps:
*
* Query caps that describe supported formats for image capture. Sometimes
* element may support different formats for image capture than for video
* streaming.
*/
g_object_interface_install_property (g_class,
g_param_spec_boxed (GST_PHOTOGRAPHY_PROP_IMAGE_CAPTURE_SUPPORTED_CAPS,
"Image capture supported caps",
"Caps describing supported image capture formats", GST_TYPE_CAPS,
G_PARAM_READABLE | G_PARAM_STATIC_STRINGS));
/**
* GstPhotography:image-preview-supported-caps:
*
* Query caps that describe supported formats for preview image. Sometimes
* element may support different formats for preview image than for video
* streaming.
*/
g_object_interface_install_property (g_class,
g_param_spec_boxed (GST_PHOTOGRAPHY_PROP_IMAGE_PREVIEW_SUPPORTED_CAPS,
"Image preview supported caps",
"Caps describing supported image preview formats", GST_TYPE_CAPS,
G_PARAM_READABLE | G_PARAM_STATIC_STRINGS));
/* Zoom */
g_object_interface_install_property (g_class,
g_param_spec_float (GST_PHOTOGRAPHY_PROP_ZOOM,
"Zoom property",
"How much the resulted image will be zoomed",
1.0f, 10.0f, 1.0f, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
/**
* GstPhotography:color-temperature:
*
* Color temperature parameter for manual white balance.
* Control color temperature in Kelvin units.
*/
g_object_interface_install_property (g_class,
g_param_spec_uint (GST_PHOTOGRAPHY_PROP_COLOR_TEMPERATURE,
"Color temperature in Kelvin units",
"Color temperature in Kelvin units for manual white balance",
0, G_MAXUINT, 0, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
/**
* GstPhotography:white-point:
*
* White point parameter for manual white balance.
* Describes the color "white" as raw values.
*
* FIXME: check and document correct representation for white point
*/
g_object_interface_install_property (g_class,
g_param_spec_value_array (GST_PHOTOGRAPHY_PROP_WHITE_POINT,
"White point",
"Describe color white as raw values",
g_param_spec_uint ("raw-value", "Raw value",
"Raw value", 0, G_MAXUINT, 0,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS),
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
/**
* GstPhotography:analog-gain:
*
* Linear multiplicative value how much amplification is applied to the signal
* before A-D conversion.
*/
g_object_interface_install_property (g_class,
g_param_spec_float (GST_PHOTOGRAPHY_PROP_ANALOG_GAIN,
"Analog gain applied to the sensor",
"Analog gain applied to the sensor",
1.0f, G_MAXFLOAT, 1.0f, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
/**
* GstPhotography:lens-focus:
*
* Manual changing of lens focus in diopter units.
* Inteded use with GST_PHOTOGRAPHY_FOCUS_MODE_MANUAL focus mode, otherwise
* to be ignored.
*
*/
g_object_interface_install_property (g_class,
g_param_spec_float (GST_PHOTOGRAPHY_PROP_LENS_FOCUS,
"Manual lens focus",
"Focus point in diopter units",
0.0f, G_MAXFLOAT, 0.0f, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
/**
* GstPhotography:min-exposure-time:
*
* Minimum exposure time for automatic exposure mode.
*/
g_object_interface_install_property (g_class,
g_param_spec_uint (GST_PHOTOGRAPHY_PROP_MIN_EXPOSURE_TIME,
"Minimum exposure time",
"Minimum exposure time for automatic exposure mode",
0, G_MAXUINT, 0, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
/**
* GstPhotography:max-exposure-time:
*
* Maximum exposure time for automatic exposure mode.
*/
g_object_interface_install_property (g_class,
g_param_spec_uint (GST_PHOTOGRAPHY_PROP_MAX_EXPOSURE_TIME,
"Maximum exposure time",
"Maximum exposure time for automatic exposure mode",
0, G_MAXUINT, 0, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
/* Noise Reduction, Bayer an YCC noise reduction are enabled by default */
g_object_interface_install_property (g_class,
g_param_spec_flags (GST_PHOTOGRAPHY_PROP_NOISE_REDUCTION,
"Noise Reduction settings",
"Which noise reduction modes are enabled (0 = disabled)",
GST_TYPE_PHOTOGRAPHY_NOISE_REDUCTION,
0, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
}
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