mirrors/gstreamer
mirrors/gstreamer
1
1
Fork 0
mirror of https://gitlab.freedesktop.org/gstreamer/gstreamer.git synced 2024-11-19 00:01:23 +00:00
Code Issues 1 Projects Releases Wiki Activity
gstreamer/subprojects/gst-plugins-bad/gst-libs/gst/interfaces/photography.h

685 lines
29 KiB
C
Raw Blame History

/* GStreamer
*
* Copyright (C) 2008 Nokia Corporation <multimedia@maemo.org>
*
* photography.h: 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., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#ifndef __GST_PHOTOGRAPHY_H__
#define __GST_PHOTOGRAPHY_H__
#ifndef GST_USE_UNSTABLE_API
#warning "The GstPhotography interface is unstable API and may change in future."
#warning "You can define GST_USE_UNSTABLE_API to avoid this warning."
#endif
#include <gst/gst.h>
#include <gst/interfaces/photography-prelude.h>
#include <gst/interfaces/photography-enumtypes.h>
G_BEGIN_DECLS
#define GST_TYPE_PHOTOGRAPHY \
(gst_photography_get_type ())
#define GST_PHOTOGRAPHY(obj) \
(G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_PHOTOGRAPHY, GstPhotography))
#define GST_IS_PHOTOGRAPHY(obj) \
(G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_PHOTOGRAPHY))
#define GST_PHOTOGRAPHY_GET_INTERFACE(inst) \
(G_TYPE_INSTANCE_GET_INTERFACE ((inst), GST_TYPE_PHOTOGRAPHY, GstPhotographyInterface))
/**
* GST_PHOTOGRAPHY_AUTOFOCUS_DONE:
*
* Name of custom GstMessage that will be posted to #GstBus when autofocusing
* is complete.
* This message contains following fields:
*
* * `status` (#GstPhotographyFocusStatus): Tells if focusing succeeded or failed.
*
* * `focus-window-rows` (#G_TYPE_INT): Tells number of focus matrix rows.
*
* * `focus-window-columns` (#G_TYPE_INT): Tells number of focus matrix columns.
*
* * `focus-window-mask` (#G_TYPE_INT): Bitmask containing rows x columns bits
* which mark the focus points in the focus matrix. Lowest bit (LSB) always
* represents the top-left corner of the focus matrix. This field is only valid
* when focusing status is SUCCESS.
*/
#define GST_PHOTOGRAPHY_AUTOFOCUS_DONE "autofocus-done"
/**
* GST_PHOTOGRAPHY_SHAKE_RISK:
*
* Name of custom GstMessage that is posted to #GstBus during autofocusing
* process. It is posted if there is change in the risk of captured image
* becoming "shaken" due to camera movement and too long exposure time.
*
* This message contains following fields:
*
* * `status` (#GstPhotographyShakeRisk): Tells risk level of capturing shaken image.
*/
#define GST_PHOTOGRAPHY_SHAKE_RISK "shake-risk"
/* Maximum white point values used in #GstPhotographySettings */
#define MAX_WHITE_POINT_VALUES 4
/* Interface property names */
#define GST_PHOTOGRAPHY_PROP_WB_MODE "white-balance-mode"
#define GST_PHOTOGRAPHY_PROP_COLOR_TONE "color-tone-mode"
#define GST_PHOTOGRAPHY_PROP_SCENE_MODE "scene-mode"
#define GST_PHOTOGRAPHY_PROP_FLASH_MODE "flash-mode"
#define GST_PHOTOGRAPHY_PROP_NOISE_REDUCTION "noise-reduction"
#define GST_PHOTOGRAPHY_PROP_FOCUS_STATUS "focus-status"
#define GST_PHOTOGRAPHY_PROP_CAPABILITIES "capabilities"
#define GST_PHOTOGRAPHY_PROP_SHAKE_RISK "shake-risk"
#define GST_PHOTOGRAPHY_PROP_EV_COMP "ev-compensation"
#define GST_PHOTOGRAPHY_PROP_ISO_SPEED "iso-speed"
#define GST_PHOTOGRAPHY_PROP_APERTURE "aperture"
#define GST_PHOTOGRAPHY_PROP_EXPOSURE_TIME "exposure-time"
#define GST_PHOTOGRAPHY_PROP_IMAGE_CAPTURE_SUPPORTED_CAPS \
"image-capture-supported-caps"
#define GST_PHOTOGRAPHY_PROP_IMAGE_PREVIEW_SUPPORTED_CAPS \
"image-preview-supported-caps"
#define GST_PHOTOGRAPHY_PROP_FLICKER_MODE "flicker-mode"
#define GST_PHOTOGRAPHY_PROP_FOCUS_MODE "focus-mode"
#define GST_PHOTOGRAPHY_PROP_ZOOM "zoom"
#define GST_PHOTOGRAPHY_PROP_COLOR_TEMPERATURE "color-temperature"
#define GST_PHOTOGRAPHY_PROP_WHITE_POINT "white-point"
#define GST_PHOTOGRAPHY_PROP_ANALOG_GAIN "analog-gain"
#define GST_PHOTOGRAPHY_PROP_EXPOSURE_MODE "exposure-mode"
#define GST_PHOTOGRAPHY_PROP_LENS_FOCUS "lens-focus"
#define GST_PHOTOGRAPHY_PROP_MIN_EXPOSURE_TIME "min-exposure-time"
#define GST_PHOTOGRAPHY_PROP_MAX_EXPOSURE_TIME "max-exposure-time"
/**
* GstPhotography:
*
* Opaque #GstPhotography data structure.
*/
typedef struct _GstPhotography GstPhotography;
/**
* GstPhotographyNoiseReduction:
* @GST_PHOTOGRAPHY_NOISE_REDUCTION_BAYER: Adaptive noise reduction on Bayer
* format
* @GST_PHOTOGRAPHY_NOISE_REDUCTION_YCC: reduces the noise on Y and 2-chroma
* images.
* @GST_PHOTOGRAPHY_NOISE_REDUCTION_TEMPORAL: Multi-frame adaptive NR,
* provided for the video mode
* @GST_PHOTOGRAPHY_NOISE_REDUCTION_FIXED: Fixed Pattern Noise refers to noise
* that does not change between frames. The noise is removed from the sensor
* image, by subtracting a previously-captured black image in memory.
* @GST_PHOTOGRAPHY_NOISE_REDUCTION_EXTRA: Extra Noise Reduction. In the case
* of high-ISO capturing, some noise remains after YCC NR. XNR reduces this
* remaining noise.
*
* Noise Reduction features of a photography capture or filter element.
*/
typedef enum
{
GST_PHOTOGRAPHY_NOISE_REDUCTION_BAYER = (1 << 0),
GST_PHOTOGRAPHY_NOISE_REDUCTION_YCC = (1 << 1),
GST_PHOTOGRAPHY_NOISE_REDUCTION_TEMPORAL = (1 << 2),
GST_PHOTOGRAPHY_NOISE_REDUCTION_FIXED = (1 << 3),
GST_PHOTOGRAPHY_NOISE_REDUCTION_EXTRA = (1 << 4)
} GstPhotographyNoiseReduction;
/**
* GstPhotographyWhiteBalanceMode:
* @GST_PHOTOGRAPHY_WB_MODE_AUTO: Choose white balance mode automatically
* @GST_PHOTOGRAPHY_WB_MODE_DAYLIGHT: Mode for daylight conditions
* @GST_PHOTOGRAPHY_WB_MODE_CLOUDY: Mode for cloudy conditions
* @GST_PHOTOGRAPHY_WB_MODE_SUNSET: Mode for sunset conditions
* @GST_PHOTOGRAPHY_WB_MODE_TUNGSTEN: Mode for tungsten lighting
* @GST_PHOTOGRAPHY_WB_MODE_FLUORESCENT: Mode for fluorescent lighting
* @GST_PHOTOGRAPHY_WB_MODE_MANUAL: Disable automatic white balance adjustment
* and keep current values.
* @GST_PHOTOGRAPHY_WB_MODE_WARM_FLUORESCENT: Mode for warm fluorescent lighting (Since: 1.2)
* @GST_PHOTOGRAPHY_WB_MODE_SHADE: Mode for shade lighting (Since: 1.2)
*
* Modes for white balance control.
*/
typedef enum
{
GST_PHOTOGRAPHY_WB_MODE_AUTO = 0,
GST_PHOTOGRAPHY_WB_MODE_DAYLIGHT,
GST_PHOTOGRAPHY_WB_MODE_CLOUDY,
GST_PHOTOGRAPHY_WB_MODE_SUNSET,
GST_PHOTOGRAPHY_WB_MODE_TUNGSTEN,
GST_PHOTOGRAPHY_WB_MODE_FLUORESCENT,
GST_PHOTOGRAPHY_WB_MODE_MANUAL,
GST_PHOTOGRAPHY_WB_MODE_WARM_FLUORESCENT,
GST_PHOTOGRAPHY_WB_MODE_SHADE
} GstPhotographyWhiteBalanceMode;
/**
* GstPhotographyColorToneMode:
* @GST_PHOTOGRAPHY_COLOR_TONE_MODE_NORMAL: No effects
* @GST_PHOTOGRAPHY_COLOR_TONE_MODE_SEPIA: Sepia
* @GST_PHOTOGRAPHY_COLOR_TONE_MODE_NEGATIVE: Negative
* @GST_PHOTOGRAPHY_COLOR_TONE_MODE_GRAYSCALE: Grayscale
* @GST_PHOTOGRAPHY_COLOR_TONE_MODE_NATURAL: Natural
* @GST_PHOTOGRAPHY_COLOR_TONE_MODE_VIVID: Vivid
* @GST_PHOTOGRAPHY_COLOR_TONE_MODE_COLORSWAP: Colorswap
* @GST_PHOTOGRAPHY_COLOR_TONE_MODE_SOLARIZE: Solarize
* @GST_PHOTOGRAPHY_COLOR_TONE_MODE_OUT_OF_FOCUS: Out of focus
* @GST_PHOTOGRAPHY_COLOR_TONE_MODE_SKY_BLUE: Sky blue
* @GST_PHOTOGRAPHY_COLOR_TONE_MODE_GRASS_GREEN: Grass green
* @GST_PHOTOGRAPHY_COLOR_TONE_MODE_SKIN_WHITEN: Skin whiten
* @GST_PHOTOGRAPHY_COLOR_TONE_MODE_POSTERIZE: Posterize (Since: 1.2)
* @GST_PHOTOGRAPHY_COLOR_TONE_MODE_WHITEBOARD: Whiteboard (Since: 1.2)
* @GST_PHOTOGRAPHY_COLOR_TONE_MODE_BLACKBOARD: Blackboard (Since: 1.2)
* @GST_PHOTOGRAPHY_COLOR_TONE_MODE_AQUA: Aqua (Since: 1.2)
* @GST_PHOTOGRAPHY_COLOR_TONE_MODE_EMBOSS: Emboss (Since: 1.18)
* @GST_PHOTOGRAPHY_COLOR_TONE_MODE_SKETCH: Sketch (Since: 1.18)
* @GST_PHOTOGRAPHY_COLOR_TONE_MODE_NEON: Neon (Since: 1.18)
*
*
* Modes for special color effects.
*/
typedef enum
{
GST_PHOTOGRAPHY_COLOR_TONE_MODE_NORMAL = 0,
GST_PHOTOGRAPHY_COLOR_TONE_MODE_SEPIA,
GST_PHOTOGRAPHY_COLOR_TONE_MODE_NEGATIVE,
GST_PHOTOGRAPHY_COLOR_TONE_MODE_GRAYSCALE,
GST_PHOTOGRAPHY_COLOR_TONE_MODE_NATURAL,
GST_PHOTOGRAPHY_COLOR_TONE_MODE_VIVID,
GST_PHOTOGRAPHY_COLOR_TONE_MODE_COLORSWAP,
GST_PHOTOGRAPHY_COLOR_TONE_MODE_SOLARIZE,
GST_PHOTOGRAPHY_COLOR_TONE_MODE_OUT_OF_FOCUS,
GST_PHOTOGRAPHY_COLOR_TONE_MODE_SKY_BLUE,
GST_PHOTOGRAPHY_COLOR_TONE_MODE_GRASS_GREEN,
GST_PHOTOGRAPHY_COLOR_TONE_MODE_SKIN_WHITEN,
GST_PHOTOGRAPHY_COLOR_TONE_MODE_POSTERIZE,
GST_PHOTOGRAPHY_COLOR_TONE_MODE_WHITEBOARD,
GST_PHOTOGRAPHY_COLOR_TONE_MODE_BLACKBOARD,
GST_PHOTOGRAPHY_COLOR_TONE_MODE_AQUA,
GST_PHOTOGRAPHY_COLOR_TONE_MODE_EMBOSS,
GST_PHOTOGRAPHY_COLOR_TONE_MODE_SKETCH,
GST_PHOTOGRAPHY_COLOR_TONE_MODE_NEON
} GstPhotographyColorToneMode;
/**
* GstPhotographySceneMode:
* @GST_PHOTOGRAPHY_SCENE_MODE_MANUAL: Set individual options manually
* @GST_PHOTOGRAPHY_SCENE_MODE_CLOSEUP: Mode for close objects
* @GST_PHOTOGRAPHY_SCENE_MODE_PORTRAIT: Mode for portraits
* @GST_PHOTOGRAPHY_SCENE_MODE_LANDSCAPE: Mode for landscapes
* @GST_PHOTOGRAPHY_SCENE_MODE_SPORT: Mode for scene with fast motion
* @GST_PHOTOGRAPHY_SCENE_MODE_NIGHT: Mode for night conditions
* @GST_PHOTOGRAPHY_SCENE_MODE_AUTO: Choose scene mode automatically
* @GST_PHOTOGRAPHY_SCENE_MODE_ACTION: Take photos of fast moving
* objects (Since: 1.2)
* @GST_PHOTOGRAPHY_SCENE_MODE_NIGHT_PORTRAIT: Take people pictures
* at night (Since: 1.2)
* @GST_PHOTOGRAPHY_SCENE_MODE_THEATRE: Take photos in a theater (Since: 1.2)
* @GST_PHOTOGRAPHY_SCENE_MODE_BEACH: Take pictures on the beach (Since: 1.2)
* @GST_PHOTOGRAPHY_SCENE_MODE_SNOW: Take pictures on the snow (Since: 1.2)
* @GST_PHOTOGRAPHY_SCENE_MODE_SUNSET: Take sunset photos (Since: 1.2)
* @GST_PHOTOGRAPHY_SCENE_MODE_STEADY_PHOTO: Avoid blurry pictures
* (for example, due to hand shake) (Since: 1.2)
* @GST_PHOTOGRAPHY_SCENE_MODE_FIREWORKS: For shooting firework
* displays (Since: 1.2)
* @GST_PHOTOGRAPHY_SCENE_MODE_PARTY: Take indoor low-light shot (Since: 1.2)
* @GST_PHOTOGRAPHY_SCENE_MODE_CANDLELIGHT: Capture the naturally warm color
* of scenes lit by candles (Since: 1.2)
* @GST_PHOTOGRAPHY_SCENE_MODE_BARCODE: Applications are looking for
* a barcode (Since: 1.2)
* @GST_PHOTOGRAPHY_SCENE_MODE_BACKLIGHT: Backlit photos (Since: 1.18)
* @GST_PHOTOGRAPHY_SCENE_MODE_FLOWERS: For shooting flowers (Since: 1.18)
* @GST_PHOTOGRAPHY_SCENE_MODE_AR: Specific for Augmented Reality (Since: 1.18)
* @GST_PHOTOGRAPHY_SCENE_MODE_HDR: High Dynamic Range photography (Since: 1.18)
*
* Each mode contains preset #GstPhotography options in order to produce
* good capturing result in certain scene.
*/
typedef enum
{
GST_PHOTOGRAPHY_SCENE_MODE_MANUAL = 0,
GST_PHOTOGRAPHY_SCENE_MODE_CLOSEUP,
GST_PHOTOGRAPHY_SCENE_MODE_PORTRAIT,
GST_PHOTOGRAPHY_SCENE_MODE_LANDSCAPE,
GST_PHOTOGRAPHY_SCENE_MODE_SPORT,
GST_PHOTOGRAPHY_SCENE_MODE_NIGHT,
GST_PHOTOGRAPHY_SCENE_MODE_AUTO,
GST_PHOTOGRAPHY_SCENE_MODE_ACTION,
GST_PHOTOGRAPHY_SCENE_MODE_NIGHT_PORTRAIT,
GST_PHOTOGRAPHY_SCENE_MODE_THEATRE,
GST_PHOTOGRAPHY_SCENE_MODE_BEACH,
GST_PHOTOGRAPHY_SCENE_MODE_SNOW,
GST_PHOTOGRAPHY_SCENE_MODE_SUNSET,
GST_PHOTOGRAPHY_SCENE_MODE_STEADY_PHOTO,
GST_PHOTOGRAPHY_SCENE_MODE_FIREWORKS,
GST_PHOTOGRAPHY_SCENE_MODE_PARTY,
GST_PHOTOGRAPHY_SCENE_MODE_CANDLELIGHT,
GST_PHOTOGRAPHY_SCENE_MODE_BARCODE,
GST_PHOTOGRAPHY_SCENE_MODE_BACKLIGHT,
GST_PHOTOGRAPHY_SCENE_MODE_FLOWERS,
GST_PHOTOGRAPHY_SCENE_MODE_AR,
GST_PHOTOGRAPHY_SCENE_MODE_HDR
} GstPhotographySceneMode;
/**
* GstPhotographyFlashMode:
* @GST_PHOTOGRAPHY_FLASH_MODE_AUTO: Fire flash automatically according to
* lighting conditions.
* @GST_PHOTOGRAPHY_FLASH_MODE_OFF: Never fire flash
* @GST_PHOTOGRAPHY_FLASH_MODE_ON: Always fire flash
* @GST_PHOTOGRAPHY_FLASH_MODE_FILL_IN: Fill in flash
* @GST_PHOTOGRAPHY_FLASH_MODE_RED_EYE: Flash mode for reducing chance of
* capturing red eyes
*
* Modes for flash control.
*/
typedef enum
{
GST_PHOTOGRAPHY_FLASH_MODE_AUTO = 0,
GST_PHOTOGRAPHY_FLASH_MODE_OFF,
GST_PHOTOGRAPHY_FLASH_MODE_ON,
GST_PHOTOGRAPHY_FLASH_MODE_FILL_IN,
GST_PHOTOGRAPHY_FLASH_MODE_RED_EYE
} GstPhotographyFlashMode;
/**
* GstPhotographyFocusStatus:
* @GST_PHOTOGRAPHY_FOCUS_STATUS_NONE: No status available
* @GST_PHOTOGRAPHY_FOCUS_STATUS_RUNNING: Focusing is ongoing
* @GST_PHOTOGRAPHY_FOCUS_STATUS_FAIL: Focusing failed
* @GST_PHOTOGRAPHY_FOCUS_STATUS_SUCCESS: Focusing succeeded
*
* Status of the focusing operation, used in #GST_PHOTOGRAPHY_AUTOFOCUS_DONE
* message.
*/
typedef enum
{
GST_PHOTOGRAPHY_FOCUS_STATUS_NONE = 0,
GST_PHOTOGRAPHY_FOCUS_STATUS_RUNNING,
GST_PHOTOGRAPHY_FOCUS_STATUS_FAIL,
GST_PHOTOGRAPHY_FOCUS_STATUS_SUCCESS
} GstPhotographyFocusStatus;
/**
* GstPhotographyCaps:
*
* Bitmask that indicates which #GstPhotography interface features an instance
* supports.
*/
typedef enum
{
GST_PHOTOGRAPHY_CAPS_NONE = (0 << 0),
GST_PHOTOGRAPHY_CAPS_EV_COMP = (1 << 0),
GST_PHOTOGRAPHY_CAPS_ISO_SPEED = (1 << 1),
GST_PHOTOGRAPHY_CAPS_WB_MODE = (1 << 2),
GST_PHOTOGRAPHY_CAPS_TONE = (1 << 3),
GST_PHOTOGRAPHY_CAPS_SCENE = (1 << 4),
GST_PHOTOGRAPHY_CAPS_FLASH = (1 << 5),
GST_PHOTOGRAPHY_CAPS_ZOOM = (1 << 6),
GST_PHOTOGRAPHY_CAPS_FOCUS = (1 << 7),
GST_PHOTOGRAPHY_CAPS_APERTURE = (1 << 8),
GST_PHOTOGRAPHY_CAPS_EXPOSURE = (1 << 9),
GST_PHOTOGRAPHY_CAPS_SHAKE = (1 << 10),
GST_PHOTOGRAPHY_CAPS_WHITE_BALANCE = (1 << 11),
GST_PHOTOGRAPHY_CAPS_NOISE_REDUCTION = (1 << 12),
GST_PHOTOGRAPHY_CAPS_FLICKER_REDUCTION = (1 << 13),
GST_PHOTOGRAPHY_CAPS_ALL = (~0)
} GstPhotographyCaps;
/**
* GstPhotographyShakeRisk:
* @GST_PHOTOGRAPHY_SHAKE_RISK_LOW: Low risk
* @GST_PHOTOGRAPHY_SHAKE_RISK_MEDIUM: Medium risk
* @GST_PHOTOGRAPHY_SHAKE_RISK_HIGH: High risk
*
* Risk level of captured image becoming "shaken" due to camera movement and
* too long exposure time. Used in #GST_PHOTOGRAPHY_SHAKE_RISK #GstMessage.
*/
typedef enum
{
GST_PHOTOGRAPHY_SHAKE_RISK_LOW = 0,
GST_PHOTOGRAPHY_SHAKE_RISK_MEDIUM,
GST_PHOTOGRAPHY_SHAKE_RISK_HIGH,
} GstPhotographyShakeRisk;
/**
* GstPhotographyFlickerReductionMode:
* @GST_PHOTOGRAPHY_FLICKER_REDUCTION_OFF: Disable flicker reduction
* @GST_PHOTOGRAPHY_FLICKER_REDUCTION_50HZ: 50Hz flicker reduction
* @GST_PHOTOGRAPHY_FLICKER_REDUCTION_60HZ: 60Hz flicker reduction
* @GST_PHOTOGRAPHY_FLICKER_REDUCTION_AUTO: Choose mode automatically
*
* Reduce flicker in video caused by light source fluctuation.
*/
typedef enum
{
GST_PHOTOGRAPHY_FLICKER_REDUCTION_OFF = 0,
GST_PHOTOGRAPHY_FLICKER_REDUCTION_50HZ,
GST_PHOTOGRAPHY_FLICKER_REDUCTION_60HZ,
GST_PHOTOGRAPHY_FLICKER_REDUCTION_AUTO,
} GstPhotographyFlickerReductionMode;
/**
* GstPhotographyFocusMode:
* @GST_PHOTOGRAPHY_FOCUS_MODE_AUTO: Choose focus mode automatically
* @GST_PHOTOGRAPHY_FOCUS_MODE_MACRO: Mode for focusing objects close to lens
* @GST_PHOTOGRAPHY_FOCUS_MODE_PORTRAIT: Mode for portraits
* @GST_PHOTOGRAPHY_FOCUS_MODE_INFINITY: Mode for landscapes and far away objects
* @GST_PHOTOGRAPHY_FOCUS_MODE_HYPERFOCAL: Mode for maximum depth of field, keeping
* focus acceptable both in infinify and as close objects as possible
* @GST_PHOTOGRAPHY_FOCUS_MODE_EXTENDED: Extended focus mode
* @GST_PHOTOGRAPHY_FOCUS_MODE_CONTINUOUS_NORMAL: Continuous autofocus mode
* @GST_PHOTOGRAPHY_FOCUS_MODE_CONTINUOUS_EXTENDED: Extended continuous
* autofocus mode
* @GST_PHOTOGRAPHY_FOCUS_MODE_MANUAL: Disable automatic focusing
* and keep current value. #GstPhotography:lens-focus property can
* be used to change focus manually.
*
* Choose mode for focusing algorithm.
*/
typedef enum {
GST_PHOTOGRAPHY_FOCUS_MODE_AUTO = 0,
GST_PHOTOGRAPHY_FOCUS_MODE_MACRO,
GST_PHOTOGRAPHY_FOCUS_MODE_PORTRAIT,
GST_PHOTOGRAPHY_FOCUS_MODE_INFINITY,
GST_PHOTOGRAPHY_FOCUS_MODE_HYPERFOCAL,
GST_PHOTOGRAPHY_FOCUS_MODE_EXTENDED,
GST_PHOTOGRAPHY_FOCUS_MODE_CONTINUOUS_NORMAL,
GST_PHOTOGRAPHY_FOCUS_MODE_CONTINUOUS_EXTENDED,
GST_PHOTOGRAPHY_FOCUS_MODE_MANUAL
} GstPhotographyFocusMode;
/**
* GstPhotographyExposureMode:
* @GST_PHOTOGRAPHY_EXPOSURE_MODE_AUTO: Adjust exposure automatically
* @GST_PHOTOGRAPHY_EXPOSURE_MODE_MANUAL: Disable automatic exposure adjustment
* and keep current values.
*
*/
typedef enum {
GST_PHOTOGRAPHY_EXPOSURE_MODE_AUTO = 0,
GST_PHOTOGRAPHY_EXPOSURE_MODE_MANUAL
} GstPhotographyExposureMode;
/**
* GstPhotographySettings:
*
* Structure containing all #GstPhotography settings, used to set all
* settings in one call with @gst_photography_set_config().
*/
typedef struct
{
GstPhotographyWhiteBalanceMode wb_mode;
GstPhotographyColorToneMode tone_mode;
GstPhotographySceneMode scene_mode;
GstPhotographyFlashMode flash_mode;
guint32 exposure_time;
guint aperture;
gfloat ev_compensation;
guint iso_speed;
gfloat zoom;
GstPhotographyFlickerReductionMode flicker_mode;
GstPhotographyFocusMode focus_mode;
GstPhotographyNoiseReduction noise_reduction;
GstPhotographyExposureMode exposure_mode;
guint color_temperature;
guint white_point[MAX_WHITE_POINT_VALUES];
gfloat analog_gain;
gfloat lens_focus;
guint min_exposure_time;
guint max_exposure_time;
/* FIXME: add padding? */
} GstPhotographySettings;
/**
* GstPhotographyCapturePrepared:
* @data: user data that has been given, when registering the callback
* @configured_caps: #GstCaps defining the configured capture format.
* Ownership of these caps stays in the element.
*
* This callback will be called when the element has finished preparations
* and is ready for image capture. The next buffer that element produces
* will be of @configured_caps format, so this callback allows the application
* to e.g. reconfigure capsfilters in pipeline if any.
*/
typedef void (*GstPhotographyCapturePrepared) (gpointer data, const GstCaps *configured_caps);
/**
* GstPhotographyInterface:
* @parent: parent interface type.
* @get_ev_compensation: vmethod to get ev exposure compensation value
* @get_iso_speed: vmethod to get iso speed (light sensitivity) value
* @get_aperture: vmethod to get aperture value
* @get_exposure: vmethod to get exposure time value
* @get_white_balance_mode: vmethod to get white balance mode value
* @get_color_tone_mode: vmethod to get color tone mode value
* @get_scene_mode: vmethod to get scene mode value
* @get_flash_mode: vmethod to get flash mode value
* @get_noise_reduction: vmethod to get noise reduction mode value
* @get_zoom: vmethod to get zoom factor value
* @set_ev_compensation: vmethod to set ev exposure compensation value
* @set_iso_speed: vmethod to set iso speed (light sensitivity) value
* @set_aperture: vmethod to set aperture value
* @set_exposure: vmethod to set exposure time value
* @set_white_balance_mode: vmethod to set white balance mode value
* @set_color_tone_mode: vmethod to set color tone mode value
* @set_scene_mode: vmethod to set scene mode value
* @set_flash_mode: vmethod to set flash mode value
* @set_noise_reduction: vmethod to set noise reduction mode value
* @set_zoom: vmethod to set zoom factor value
* @get_capabilities: vmethod to get supported capabilities of the interface
* @prepare_for_capture: vmethod to tell the element to prepare for capturing
* @set_autofocus: vmethod to set autofocus on/off
* @set_config: vmethod to set all configuration parameters at once
* @get_config: vmethod to get all configuration parameters at once
* @get_image_capture_supported_caps: vmethod to get caps describing supported image capture formats
* @set_exposure_mode: vmethod to set exposure mode (Since: 1.18)
* @get_exposure_mode: vmethod to get exposure mode (Since: 1.18)
* @set_analog_gain: vmethod to set analog gain (Since: 1.18)
* @get_analog_gain: vmethod to get analog gain (Since: 1.18)
* @set_lens_focus: vmethod to set lens focus (Since: 1.18)
* @get_lens_focus: vmethod to get lens focus (Since: 1.18)
* @set_color_temperature: vmethod to set color temperature (Since: 1.18)
* @get_color_temperature: vmethod to get color temperature (Since: 1.18)
* @set_min_exposure_time: vmethod to set min exposure time (Since: 1.18)
* @get_min_exposure_time: vmethod to get min exposure time (Since: 1.18)
* @set_max_exposure_time: vmethod to set max exposure time (Since: 1.18)
* @get_max_exposure_time: vmethod to get max exposure time (Since: 1.18)
*
* #GstPhotographyInterface interface.
*/
typedef struct _GstPhotographyInterface
{
GTypeInterface parent;
/* virtual functions */
gboolean (*get_ev_compensation) (GstPhotography * photo, gfloat * ev_comp);
gboolean (*get_iso_speed) (GstPhotography * photo, guint * iso_speed);
gboolean (*get_aperture) (GstPhotography * photo, guint * aperture);
gboolean (*get_exposure) (GstPhotography * photo, guint32 * exposure);
gboolean (*get_white_balance_mode) (GstPhotography * photo, GstPhotographyWhiteBalanceMode * wb_mode);
gboolean (*get_color_tone_mode) (GstPhotography * photo, GstPhotographyColorToneMode * tone_mode);
gboolean (*get_scene_mode) (GstPhotography * photo, GstPhotographySceneMode * scene_mode);
gboolean (*get_flash_mode) (GstPhotography * photo, GstPhotographyFlashMode * flash_mode);
gboolean (*get_zoom) (GstPhotography * photo, gfloat * zoom);
gboolean (*get_flicker_mode) (GstPhotography * photo, GstPhotographyFlickerReductionMode * flicker_mode);
gboolean (*get_focus_mode) (GstPhotography * photo, GstPhotographyFocusMode * focus_mode);
gboolean (*set_ev_compensation) (GstPhotography * photo, gfloat ev_comp);
gboolean (*set_iso_speed) (GstPhotography * photo, guint iso_speed);
gboolean (*set_aperture) (GstPhotography * photo, guint aperture);
gboolean (*set_exposure) (GstPhotography * photo, guint32 exposure);
gboolean (*set_white_balance_mode) (GstPhotography * photo, GstPhotographyWhiteBalanceMode wb_mode);
gboolean (*set_color_tone_mode) (GstPhotography * photo, GstPhotographyColorToneMode tone_mode);
gboolean (*set_scene_mode) (GstPhotography * photo, GstPhotographySceneMode scene_mode);
gboolean (*set_flash_mode) (GstPhotography * photo, GstPhotographyFlashMode flash_mode);
gboolean (*set_zoom) (GstPhotography * photo, gfloat zoom);
gboolean (*set_flicker_mode) (GstPhotography * photo, GstPhotographyFlickerReductionMode flicker_mode);
gboolean (*set_focus_mode) (GstPhotography * photo, GstPhotographyFocusMode focus_mode);
GstPhotographyCaps (*get_capabilities) (GstPhotography * photo);
gboolean (*prepare_for_capture) (GstPhotography * photo, GstPhotographyCapturePrepared func, GstCaps *capture_caps, gpointer user_data);
void (*set_autofocus) (GstPhotography * photo, gboolean on);
gboolean (*set_config) (GstPhotography * photo, GstPhotographySettings * config);
gboolean (*get_config) (GstPhotography * photo, GstPhotographySettings * config);
gboolean (*get_noise_reduction) (GstPhotography * photo, GstPhotographyNoiseReduction * noise_reduction);
gboolean (*set_noise_reduction) (GstPhotography * photo, GstPhotographyNoiseReduction noise_reduction);
gboolean (*set_exposure_mode) (GstPhotography * photo, GstPhotographyExposureMode exposure_mode);
gboolean (*get_exposure_mode) (GstPhotography * photo, GstPhotographyExposureMode * exposure_mode);
gboolean (*set_analog_gain) (GstPhotography * photo, gfloat analog_gain);
gboolean (*get_analog_gain) (GstPhotography * photo, gfloat * analog_gain);
gboolean (*set_lens_focus) (GstPhotography * photo, gfloat lens_focus);
gboolean (*get_lens_focus) (GstPhotography * photo, gfloat * lens_focus);
gboolean (*set_color_temperature) (GstPhotography * photo, guint color_temperature);
gboolean (*get_color_temperature) (GstPhotography * photo, guint * color_temperature);
gboolean (*set_min_exposure_time) (GstPhotography * photo, guint min_exposure_time);
gboolean (*get_min_exposure_time) (GstPhotography * photo, guint * min_exposure_time);
gboolean (*set_max_exposure_time) (GstPhotography * photo, guint max_exposure_time);
gboolean (*get_max_exposure_time) (GstPhotography * photo, guint * max_exposure_time);
/* FIXME: remove padding, not needed for interfaces */
/*< private > */
gpointer _gst_reserved[GST_PADDING];
} GstPhotographyInterface;
GST_PHOTOGRAPHY_API
GType gst_photography_get_type (void);
/* virtual class function wrappers */
GST_PHOTOGRAPHY_API
gboolean gst_photography_get_ev_compensation (GstPhotography * photo,
gfloat * ev_comp);
GST_PHOTOGRAPHY_API
gboolean gst_photography_get_iso_speed (GstPhotography * photo,
guint * iso_speed);
GST_PHOTOGRAPHY_API
gboolean gst_photography_get_aperture (GstPhotography * photo,
guint * aperture);
GST_PHOTOGRAPHY_API
gboolean gst_photography_get_exposure (GstPhotography * photo,
guint32 * exposure);
GST_PHOTOGRAPHY_API
gboolean gst_photography_get_white_balance_mode (GstPhotography * photo,
GstPhotographyWhiteBalanceMode * wb_mode);
GST_PHOTOGRAPHY_API
gboolean gst_photography_get_color_tone_mode (GstPhotography * photo,
GstPhotographyColorToneMode * tone_mode);
GST_PHOTOGRAPHY_API
gboolean gst_photography_get_scene_mode (GstPhotography * photo,
GstPhotographySceneMode * scene_mode);
GST_PHOTOGRAPHY_API
gboolean gst_photography_get_flash_mode (GstPhotography * photo,
GstPhotographyFlashMode * flash_mode);
GST_PHOTOGRAPHY_API
gboolean gst_photography_get_noise_reduction (GstPhotography * photo,
GstPhotographyNoiseReduction * noise_reduction);
GST_PHOTOGRAPHY_API
gboolean gst_photography_get_zoom (GstPhotography * photo, gfloat * zoom);
GST_PHOTOGRAPHY_API
gboolean gst_photography_get_flicker_mode (GstPhotography * photo,
GstPhotographyFlickerReductionMode * mode);
GST_PHOTOGRAPHY_API
gboolean gst_photography_get_focus_mode (GstPhotography * photo,
GstPhotographyFocusMode * mode);
GST_PHOTOGRAPHY_API
gboolean gst_photography_set_ev_compensation (GstPhotography * photo,
gfloat ev_comp);
GST_PHOTOGRAPHY_API
gboolean gst_photography_set_iso_speed (GstPhotography * photo,
guint iso_speed);
GST_PHOTOGRAPHY_API
gboolean gst_photography_set_aperture (GstPhotography * photo, guint aperture);
GST_PHOTOGRAPHY_API
gboolean gst_photography_set_exposure (GstPhotography * photo, guint exposure);
GST_PHOTOGRAPHY_API
gboolean gst_photography_set_white_balance_mode (GstPhotography * photo,
GstPhotographyWhiteBalanceMode wb_mode);
GST_PHOTOGRAPHY_API
gboolean gst_photography_set_color_tone_mode (GstPhotography * photo,
GstPhotographyColorToneMode tone_mode);
GST_PHOTOGRAPHY_API
gboolean gst_photography_set_scene_mode (GstPhotography * photo,
GstPhotographySceneMode scene_mode);
GST_PHOTOGRAPHY_API
gboolean gst_photography_set_flash_mode (GstPhotography * photo,
GstPhotographyFlashMode flash_mode);
GST_PHOTOGRAPHY_API
gboolean gst_photography_set_noise_reduction (GstPhotography * photo,
GstPhotographyNoiseReduction noise_reduction);
GST_PHOTOGRAPHY_API
gboolean gst_photography_set_zoom (GstPhotography * photo, gfloat zoom);
GST_PHOTOGRAPHY_API
gboolean gst_photography_set_flicker_mode (GstPhotography * photo,
GstPhotographyFlickerReductionMode mode);
GST_PHOTOGRAPHY_API
gboolean gst_photography_set_focus_mode (GstPhotography * photo,
GstPhotographyFocusMode mode);
GST_PHOTOGRAPHY_API
GstPhotographyCaps gst_photography_get_capabilities (GstPhotography * photo);
GST_PHOTOGRAPHY_API
gboolean gst_photography_prepare_for_capture (GstPhotography * photo,
GstPhotographyCapturePrepared func,
GstCaps *capture_caps,
gpointer user_data);
GST_PHOTOGRAPHY_API
gboolean gst_photography_set_config (GstPhotography * photo,
GstPhotographySettings * config);
GST_PHOTOGRAPHY_API
gboolean gst_photography_get_config (GstPhotography * photo,
GstPhotographySettings * config);
GST_PHOTOGRAPHY_API
void gst_photography_set_autofocus (GstPhotography * photo, gboolean on);
G_END_DECLS
#endif /* __GST_PHOTOGRAPHY_H__ */
Reference in a new issue View git blame Copy permalink