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630 lines
25 KiB
C
630 lines
25 KiB
C
/* GStreamer
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*
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* Copyright (C) 2008 Nokia Corporation <multimedia@maemo.org>
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*
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* photography.h: photography interface for digital imaging
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*
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#ifndef __GST_PHOTOGRAPHY_H__
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#define __GST_PHOTOGRAPHY_H__
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#ifndef GST_USE_UNSTABLE_API
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#warning "The GstPhotography interface is unstable API and may change in future."
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#warning "You can define GST_USE_UNSTABLE_API to avoid this warning."
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#endif
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#include <gst/gst.h>
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#include <gst/interfaces/photography-enumtypes.h>
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G_BEGIN_DECLS
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#define GST_TYPE_PHOTOGRAPHY \
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(gst_photography_get_type ())
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#define GST_PHOTOGRAPHY(obj) \
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(G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_PHOTOGRAPHY, GstPhotography))
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#define GST_IS_PHOTOGRAPHY(obj) \
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(G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_PHOTOGRAPHY))
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#define GST_PHOTOGRAPHY_GET_INTERFACE(inst) \
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(G_TYPE_INSTANCE_GET_INTERFACE ((inst), GST_TYPE_PHOTOGRAPHY, GstPhotographyInterface))
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/**
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* GST_PHOTOGRAPHY_AUTOFOCUS_DONE:
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*
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* Name of custom GstMessage that will be posted to #GstBus when autofocusing
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* is complete.
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* This message contains following fields:
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* <itemizedlist>
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* <listitem>
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* <para>
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* #GstPhotographyFocusStatus
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* <classname>"status"</classname>:
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* Tells if focusing succeeded or failed.
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* </para>
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* </listitem>
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* <listitem>
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* <para>
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* #G_TYPE_INT
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* <classname>"focus-window-rows"</classname>:
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* Tells number of focus matrix rows.
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* </para>
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* </listitem>
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* <listitem>
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* <para>
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* #G_TYPE_INT
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* <classname>"focus-window-columns"</classname>:
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* Tells number of focus matrix columns.
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* </para>
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* </listitem>
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* <listitem>
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* <para>
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* #G_TYPE_INT
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* <classname>"focus-window-mask"</classname>:
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* Bitmask containing rows x columns bits which mark the focus points in the
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* focus matrix. Lowest bit (LSB) always represents the top-left corner of the
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* focus matrix. This field is only valid when focusing status is SUCCESS.
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* </para>
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* </listitem>
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* </itemizedlist>
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*/
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#define GST_PHOTOGRAPHY_AUTOFOCUS_DONE "autofocus-done"
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/**
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* GST_PHOTOGRAPHY_SHAKE_RISK:
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*
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* Name of custom GstMessage that is posted to #GstBus during autofocusing
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* process. It is posted if there is change in the risk of captured image
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* becoming "shaken" due to camera movement and too long exposure time.
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*
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* This message contains following fields:
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* <itemizedlist>
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* <listitem>
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* <para>
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* #GstPhotographyShakeRisk
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* <classname>"status"</classname>:
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* Tells risk level of capturing shaken image.
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* </para>
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* </listitem>
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* </itemizedlist>
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*/
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#define GST_PHOTOGRAPHY_SHAKE_RISK "shake-risk"
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/* Maximum white point values used in #GstPhotographySettings */
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#define MAX_WHITE_POINT_VALUES 4
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/* Interface property names */
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#define GST_PHOTOGRAPHY_PROP_WB_MODE "white-balance-mode"
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#define GST_PHOTOGRAPHY_PROP_COLOR_TONE "color-tone-mode"
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#define GST_PHOTOGRAPHY_PROP_SCENE_MODE "scene-mode"
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#define GST_PHOTOGRAPHY_PROP_FLASH_MODE "flash-mode"
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#define GST_PHOTOGRAPHY_PROP_NOISE_REDUCTION "noise-reduction"
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#define GST_PHOTOGRAPHY_PROP_FOCUS_STATUS "focus-status"
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#define GST_PHOTOGRAPHY_PROP_CAPABILITIES "capabilities"
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#define GST_PHOTOGRAPHY_PROP_SHAKE_RISK "shake-risk"
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#define GST_PHOTOGRAPHY_PROP_EV_COMP "ev-compensation"
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#define GST_PHOTOGRAPHY_PROP_ISO_SPEED "iso-speed"
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#define GST_PHOTOGRAPHY_PROP_APERTURE "aperture"
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#define GST_PHOTOGRAPHY_PROP_EXPOSURE_TIME "exposure-time"
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#define GST_PHOTOGRAPHY_PROP_IMAGE_CAPTURE_SUPPORTED_CAPS \
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"image-capture-supported-caps"
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#define GST_PHOTOGRAPHY_PROP_IMAGE_PREVIEW_SUPPORTED_CAPS \
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"image-preview-supported-caps"
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#define GST_PHOTOGRAPHY_PROP_FLICKER_MODE "flicker-mode"
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#define GST_PHOTOGRAPHY_PROP_FOCUS_MODE "focus-mode"
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#define GST_PHOTOGRAPHY_PROP_ZOOM "zoom"
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#define GST_PHOTOGRAPHY_PROP_COLOR_TEMPERATURE "color-temperature"
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#define GST_PHOTOGRAPHY_PROP_WHITE_POINT "white-point"
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#define GST_PHOTOGRAPHY_PROP_ANALOG_GAIN "analog-gain"
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#define GST_PHOTOGRAPHY_PROP_EXPOSURE_MODE "exposure-mode"
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#define GST_PHOTOGRAPHY_PROP_LENS_FOCUS "lens-focus"
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#define GST_PHOTOGRAPHY_PROP_MIN_EXPOSURE_TIME "min-exposure-time"
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#define GST_PHOTOGRAPHY_PROP_MAX_EXPOSURE_TIME "max-exposure-time"
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/**
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* GstPhotography:
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*
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* Opaque #GstPhotography data structure.
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*/
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typedef struct _GstPhotography GstPhotography;
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/**
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* GstPhotographyNoiseReduction:
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* @GST_PHOTOGRAPHY_NOISE_REDUCTION_BAYER: Adaptive noise reduction on Bayer
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* format
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* @GST_PHOTOGRAPHY_NOISE_REDUCTION_YCC: reduces the noise on Y and 2-chroma
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* images.
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* @GST_PHOTOGRAPHY_NOISE_REDUCTION_TEMPORAL: Multi-frame adaptive NR,
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* provided for the video mode
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* @GST_PHOTOGRAPHY_NOISE_REDUCTION_FIXED: Fixed Pattern Noise refers to noise
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* that does not change between frames. The noise is removed from the sensor
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* image, by subtracting a previously-captured black image in memory.
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* @GST_PHOTOGRAPHY_NOISE_REDUCTION_EXTRA: Extra Noise Reduction. In the case
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* of high-ISO capturing, some noise remains after YCC NR. XNR reduces this
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* remaining noise.
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*
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* Noise Reduction features of a photography capture or filter element.
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*
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* Since: 0.10.21
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*/
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typedef enum
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{
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GST_PHOTOGRAPHY_NOISE_REDUCTION_BAYER = ( 1<<0 ),
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GST_PHOTOGRAPHY_NOISE_REDUCTION_YCC = ( 1<<1 ),
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GST_PHOTOGRAPHY_NOISE_REDUCTION_TEMPORAL= ( 1<< 2),
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GST_PHOTOGRAPHY_NOISE_REDUCTION_FIXED = (1 << 3),
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GST_PHOTOGRAPHY_NOISE_REDUCTION_EXTRA = (1 << 4)
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} GstPhotographyNoiseReduction;
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/**
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* GstPhotographyWhiteBalanceMode:
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* @GST_PHOTOGRAPHY_WB_MODE_AUTO: Choose white balance mode automatically
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* @GST_PHOTOGRAPHY_WB_MODE_DAYLIGHT: Mode for daylight conditions
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* @GST_PHOTOGRAPHY_WB_MODE_CLOUDY: Mode for cloudy conditions
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* @GST_PHOTOGRAPHY_WB_MODE_SUNSET: Mode for sunset conditions
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* @GST_PHOTOGRAPHY_WB_MODE_TUNGSTEN: Mode for tungsten lighting
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* @GST_PHOTOGRAPHY_WB_MODE_FLUORESCENT: Mode for fluorescent lighting
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* @GST_PHOTOGRAPHY_WB_MODE_MANUAL: Disable automatic white balance adjustment
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* and keep current values.
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* @GST_PHOTOGRAPHY_WB_MODE_WARM_FLUORESCENT: Mode for warm fluorescent lighting (Since 1.2)
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* @GST_PHOTOGRAPHY_WB_MODE_SHADE: Mode for shade lighting (Since 1.2)
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*
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* Modes for white balance control.
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*/
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typedef enum
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{
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GST_PHOTOGRAPHY_WB_MODE_AUTO = 0,
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GST_PHOTOGRAPHY_WB_MODE_DAYLIGHT,
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GST_PHOTOGRAPHY_WB_MODE_CLOUDY,
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GST_PHOTOGRAPHY_WB_MODE_SUNSET,
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GST_PHOTOGRAPHY_WB_MODE_TUNGSTEN,
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GST_PHOTOGRAPHY_WB_MODE_FLUORESCENT,
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GST_PHOTOGRAPHY_WB_MODE_MANUAL,
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GST_PHOTOGRAPHY_WB_MODE_WARM_FLUORESCENT,
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GST_PHOTOGRAPHY_WB_MODE_SHADE
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} GstPhotographyWhiteBalanceMode;
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/**
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* GstPhotographyColorToneMode:
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* @GST_PHOTOGRAPHY_COLOR_TONE_MODE_NORMAL: No effects
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* @GST_PHOTOGRAPHY_COLOR_TONE_MODE_SEPIA: Sepia
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* @GST_PHOTOGRAPHY_COLOR_TONE_MODE_NEGATIVE: Negative
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* @GST_PHOTOGRAPHY_COLOR_TONE_MODE_GRAYSCALE: Grayscale
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* @GST_PHOTOGRAPHY_COLOR_TONE_MODE_NATURAL: Natural
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* @GST_PHOTOGRAPHY_COLOR_TONE_MODE_VIVID: Vivid
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* @GST_PHOTOGRAPHY_COLOR_TONE_MODE_COLORSWAP: Colorswap
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* @GST_PHOTOGRAPHY_COLOR_TONE_MODE_SOLARIZE: Solarize
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* @GST_PHOTOGRAPHY_COLOR_TONE_MODE_OUT_OF_FOCUS: Out of focus
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* @GST_PHOTOGRAPHY_COLOR_TONE_MODE_SKY_BLUE: Sky blue
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* @GST_PHOTOGRAPHY_COLOR_TONE_MODE_GRASS_GREEN: Grass green
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* @GST_PHOTOGRAPHY_COLOR_TONE_MODE_SKIN_WHITEN: Skin whiten
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* @GST_PHOTOGRAPHY_COLOR_TONE_MODE_POSTERIZE: Posterize (Since 1.2)
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* @GST_PHOTOGRAPHY_COLOR_TONE_MODE_WHITEBOARD: Whiteboard (Since 1.2)
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* @GST_PHOTOGRAPHY_COLOR_TONE_MODE_BLACKBOARD: Blackboard (Since 1.2)
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* @GST_PHOTOGRAPHY_COLOR_TONE_MODE_AQUA: Aqua (Since 1.2)
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*
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* Modes for special color effects.
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*/
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typedef enum
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{
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GST_PHOTOGRAPHY_COLOR_TONE_MODE_NORMAL = 0,
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GST_PHOTOGRAPHY_COLOR_TONE_MODE_SEPIA,
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GST_PHOTOGRAPHY_COLOR_TONE_MODE_NEGATIVE,
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GST_PHOTOGRAPHY_COLOR_TONE_MODE_GRAYSCALE,
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GST_PHOTOGRAPHY_COLOR_TONE_MODE_NATURAL,
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GST_PHOTOGRAPHY_COLOR_TONE_MODE_VIVID,
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GST_PHOTOGRAPHY_COLOR_TONE_MODE_COLORSWAP,
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GST_PHOTOGRAPHY_COLOR_TONE_MODE_SOLARIZE,
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GST_PHOTOGRAPHY_COLOR_TONE_MODE_OUT_OF_FOCUS,
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GST_PHOTOGRAPHY_COLOR_TONE_MODE_SKY_BLUE,
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GST_PHOTOGRAPHY_COLOR_TONE_MODE_GRASS_GREEN,
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GST_PHOTOGRAPHY_COLOR_TONE_MODE_SKIN_WHITEN,
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GST_PHOTOGRAPHY_COLOR_TONE_MODE_POSTERIZE,
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GST_PHOTOGRAPHY_COLOR_TONE_MODE_WHITEBOARD,
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GST_PHOTOGRAPHY_COLOR_TONE_MODE_BLACKBOARD,
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GST_PHOTOGRAPHY_COLOR_TONE_MODE_AQUA
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} GstPhotographyColorToneMode;
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/**
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* GstPhotographySceneMode:
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* @GST_PHOTOGRAPHY_SCENE_MODE_MANUAL: Set individual options manually
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* @GST_PHOTOGRAPHY_SCENE_MODE_CLOSEUP: Mode for close objects
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* @GST_PHOTOGRAPHY_SCENE_MODE_PORTRAIT: Mode for portraits
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* @GST_PHOTOGRAPHY_SCENE_MODE_LANDSCAPE: Mode for landscapes
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* @GST_PHOTOGRAPHY_SCENE_MODE_SPORT: Mode for scene with fast motion
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* @GST_PHOTOGRAPHY_SCENE_MODE_NIGHT: Mode for night conditions
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* @GST_PHOTOGRAPHY_SCENE_MODE_AUTO: Choose scene mode automatically
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* @GST_PHOTOGRAPHY_SCENE_MODE_ACTION: Take photos of fast moving
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* objects (Since 1.2)
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* @GST_PHOTOGRAPHY_SCENE_MODE_NIGHT_PORTRAIT: Take people pictures
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* at night (Since 1.2)
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* @GST_PHOTOGRAPHY_SCENE_MODE_THEATRE: Take photos in a theater (Since 1.2)
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* @GST_PHOTOGRAPHY_SCENE_MODE_BEACH: Take pictures on the beach (Since 1.2)
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* @GST_PHOTOGRAPHY_SCENE_MODE_SNOW: Take pictures on the snow (Since 1.2)
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* @GST_PHOTOGRAPHY_SCENE_MODE_SUNSET: Take sunset photos (Since 1.2)
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* @GST_PHOTOGRAPHY_SCENE_MODE_STEADY_PHOTO: Avoid blurry pictures
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* (for example, due to hand shake) (Since 1.2)
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* @GST_PHOTOGRAPHY_SCENE_MODE_FIREWORKS: For shooting firework
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* displays (Since 1.2)
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* @GST_PHOTOGRAPHY_SCENE_MODE_PARTY: Take indoor low-light shot (Since 1.2)
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* @GST_PHOTOGRAPHY_SCENE_MODE_CANDLELIGHT: Capture the naturally warm color
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* of scenes lit by candles (Since 1.2)
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* @GST_PHOTOGRAPHY_SCENE_MODE_BARCODE: Applications are looking for
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* a barcode (Since 1.2)
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*
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* Each mode contains preset #GstPhotography options in order to produce
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* good capturing result in certain scene.
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*/
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typedef enum
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{
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GST_PHOTOGRAPHY_SCENE_MODE_MANUAL = 0,
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GST_PHOTOGRAPHY_SCENE_MODE_CLOSEUP,
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GST_PHOTOGRAPHY_SCENE_MODE_PORTRAIT,
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GST_PHOTOGRAPHY_SCENE_MODE_LANDSCAPE,
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GST_PHOTOGRAPHY_SCENE_MODE_SPORT,
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GST_PHOTOGRAPHY_SCENE_MODE_NIGHT,
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GST_PHOTOGRAPHY_SCENE_MODE_AUTO,
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GST_PHOTOGRAPHY_SCENE_MODE_ACTION,
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GST_PHOTOGRAPHY_SCENE_MODE_NIGHT_PORTRAIT,
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GST_PHOTOGRAPHY_SCENE_MODE_THEATRE,
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GST_PHOTOGRAPHY_SCENE_MODE_BEACH,
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GST_PHOTOGRAPHY_SCENE_MODE_SNOW,
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GST_PHOTOGRAPHY_SCENE_MODE_SUNSET,
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GST_PHOTOGRAPHY_SCENE_MODE_STEADY_PHOTO,
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GST_PHOTOGRAPHY_SCENE_MODE_FIREWORKS,
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GST_PHOTOGRAPHY_SCENE_MODE_PARTY,
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GST_PHOTOGRAPHY_SCENE_MODE_CANDLELIGHT,
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GST_PHOTOGRAPHY_SCENE_MODE_BARCODE
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} GstPhotographySceneMode;
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/**
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* GstPhotographyFlashMode:
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* @GST_PHOTOGRAPHY_FLASH_MODE_AUTO: Fire flash automatically according to
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* lighting conditions.
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* @GST_PHOTOGRAPHY_FLASH_MODE_OFF: Never fire flash
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* @GST_PHOTOGRAPHY_FLASH_MODE_ON: Always fire flash
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* @GST_PHOTOGRAPHY_FLASH_MODE_FILL_IN: Fill in flash
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* @GST_PHOTOGRAPHY_FLASH_MODE_RED_EYE: Flash mode for reducing chance of
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* capturing red eyes
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*
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* Modes for flash control.
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*/
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typedef enum
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{
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GST_PHOTOGRAPHY_FLASH_MODE_AUTO = 0,
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GST_PHOTOGRAPHY_FLASH_MODE_OFF,
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GST_PHOTOGRAPHY_FLASH_MODE_ON,
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GST_PHOTOGRAPHY_FLASH_MODE_FILL_IN,
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GST_PHOTOGRAPHY_FLASH_MODE_RED_EYE
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} GstPhotographyFlashMode;
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/**
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* GstPhotographyFocusStatus:
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* @GST_PHOTOGRAPHY_FOCUS_STATUS_NONE: No status available
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* @GST_PHOTOGRAPHY_FOCUS_STATUS_RUNNING: Focusing is ongoing
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* @GST_PHOTOGRAPHY_FOCUS_STATUS_FAIL: Focusing failed
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* @GST_PHOTOGRAPHY_FOCUS_STATUS_SUCCESS: Focusing succeeded
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*
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* Status of the focusing operation, used in #GST_PHOTOGRAPHY_AUTOFOCUS_DONE
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* message.
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*/
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typedef enum
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{
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GST_PHOTOGRAPHY_FOCUS_STATUS_NONE = 0,
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GST_PHOTOGRAPHY_FOCUS_STATUS_RUNNING,
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GST_PHOTOGRAPHY_FOCUS_STATUS_FAIL,
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GST_PHOTOGRAPHY_FOCUS_STATUS_SUCCESS
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} GstPhotographyFocusStatus;
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/**
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* GstPhotographyCaps:
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*
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* Bitmask that indicates which #GstPhotography interface features an instance
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* supports.
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*/
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typedef enum
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{
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GST_PHOTOGRAPHY_CAPS_NONE = (0 << 0),
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GST_PHOTOGRAPHY_CAPS_EV_COMP = (1 << 0),
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GST_PHOTOGRAPHY_CAPS_ISO_SPEED = (1 << 1),
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GST_PHOTOGRAPHY_CAPS_WB_MODE = (1 << 2),
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GST_PHOTOGRAPHY_CAPS_TONE = (1 << 3),
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GST_PHOTOGRAPHY_CAPS_SCENE = (1 << 4),
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GST_PHOTOGRAPHY_CAPS_FLASH = (1 << 5),
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GST_PHOTOGRAPHY_CAPS_ZOOM = (1 << 6),
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GST_PHOTOGRAPHY_CAPS_FOCUS = (1 << 7),
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GST_PHOTOGRAPHY_CAPS_APERTURE = (1 << 8),
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GST_PHOTOGRAPHY_CAPS_EXPOSURE = (1 << 9),
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GST_PHOTOGRAPHY_CAPS_SHAKE = (1 << 10),
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GST_PHOTOGRAPHY_CAPS_WHITE_BALANCE = (1 << 11),
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GST_PHOTOGRAPHY_CAPS_NOISE_REDUCTION = (1 << 12),
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GST_PHOTOGRAPHY_CAPS_FLICKER_REDUCTION = (1 << 13),
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GST_PHOTOGRAPHY_CAPS_ALL = (~0)
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} GstPhotographyCaps;
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/**
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* GstPhotographyShakeRisk:
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* @GST_PHOTOGRAPHY_SHAKE_RISK_LOW: Low risk
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* @GST_PHOTOGRAPHY_SHAKE_RISK_MEDIUM: Medium risk
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* @GST_PHOTOGRAPHY_SHAKE_RISK_HIGH: High risk
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*
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* Risk level of captured image becoming "shaken" due to camera movement and
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* too long exposure time. Used in #GST_PHOTOGRAPHY_SHAKE_RISK #GstMessage.
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*/
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typedef enum
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{
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GST_PHOTOGRAPHY_SHAKE_RISK_LOW = 0,
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GST_PHOTOGRAPHY_SHAKE_RISK_MEDIUM,
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GST_PHOTOGRAPHY_SHAKE_RISK_HIGH,
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} GstPhotographyShakeRisk;
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/**
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* GstPhotographyFlickerReductionMode:
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* @GST_PHOTOGRAPHY_FLICKER_REDUCTION_OFF: Disable flicker reduction
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* @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;
|
|
} 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
|
|
*
|
|
* #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);
|
|
|
|
/*< private > */
|
|
gpointer _gst_reserved[GST_PADDING];
|
|
} GstPhotographyInterface;
|
|
|
|
GType gst_photography_get_type (void);
|
|
|
|
/* virtual class function wrappers */
|
|
gboolean gst_photography_get_ev_compensation (GstPhotography * photo,
|
|
gfloat * ev_comp);
|
|
gboolean gst_photography_get_iso_speed (GstPhotography * photo,
|
|
guint * iso_speed);
|
|
gboolean gst_photography_get_aperture (GstPhotography * photo,
|
|
guint * aperture);
|
|
gboolean gst_photography_get_exposure (GstPhotography * photo,
|
|
guint32 * exposure);
|
|
gboolean gst_photography_get_white_balance_mode (GstPhotography * photo,
|
|
GstPhotographyWhiteBalanceMode * wb_mode);
|
|
gboolean gst_photography_get_color_tone_mode (GstPhotography * photo,
|
|
GstPhotographyColorToneMode * tone_mode);
|
|
gboolean gst_photography_get_scene_mode (GstPhotography * photo,
|
|
GstPhotographySceneMode * scene_mode);
|
|
gboolean gst_photography_get_flash_mode (GstPhotography * photo,
|
|
GstPhotographyFlashMode * flash_mode);
|
|
gboolean gst_photography_get_noise_reduction (GstPhotography * photo,
|
|
GstPhotographyNoiseReduction * noise_reduction);
|
|
gboolean gst_photography_get_zoom (GstPhotography * photo, gfloat * zoom);
|
|
gboolean gst_photography_get_flicker_mode (GstPhotography * photo,
|
|
GstPhotographyFlickerReductionMode *mode);
|
|
gboolean gst_photography_get_focus_mode (GstPhotography * photo,
|
|
GstPhotographyFocusMode *mode);
|
|
|
|
gboolean gst_photography_set_ev_compensation (GstPhotography * photo,
|
|
gfloat ev_comp);
|
|
gboolean gst_photography_set_iso_speed (GstPhotography * photo,
|
|
guint iso_speed);
|
|
gboolean gst_photography_set_aperture (GstPhotography * photo, guint aperture);
|
|
gboolean gst_photography_set_exposure (GstPhotography * photo, guint exposure);
|
|
gboolean gst_photography_set_white_balance_mode (GstPhotography * photo,
|
|
GstPhotographyWhiteBalanceMode wb_mode);
|
|
gboolean gst_photography_set_color_tone_mode (GstPhotography * photo,
|
|
GstPhotographyColorToneMode tone_mode);
|
|
gboolean gst_photography_set_scene_mode (GstPhotography * photo,
|
|
GstPhotographySceneMode scene_mode);
|
|
gboolean gst_photography_set_flash_mode (GstPhotography * photo,
|
|
GstPhotographyFlashMode flash_mode);
|
|
gboolean gst_photography_set_noise_reduction (GstPhotography * photo,
|
|
GstPhotographyNoiseReduction noise_reduction);
|
|
gboolean gst_photography_set_zoom (GstPhotography * photo, gfloat zoom);
|
|
gboolean gst_photography_set_flicker_mode (GstPhotography * photo,
|
|
GstPhotographyFlickerReductionMode mode);
|
|
gboolean gst_photography_set_focus_mode (GstPhotography * photo,
|
|
GstPhotographyFocusMode mode);
|
|
|
|
GstPhotographyCaps gst_photography_get_capabilities (GstPhotography * photo);
|
|
|
|
gboolean gst_photography_prepare_for_capture (GstPhotography * photo,
|
|
GstPhotographyCapturePrepared func, GstCaps *capture_caps, gpointer user_data);
|
|
|
|
void gst_photography_set_autofocus (GstPhotography * photo, gboolean on);
|
|
|
|
gboolean gst_photography_set_config (GstPhotography * photo,
|
|
GstPhotographySettings * config);
|
|
gboolean gst_photography_get_config (GstPhotography * photo,
|
|
GstPhotographySettings * config);
|
|
|
|
G_END_DECLS
|
|
|
|
#endif /* __GST_PHOTOGRAPHY_H__ */
|