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406 lines
18 KiB
406 lines
18 KiB
/*M///////////////////////////////////////////////////////////////////////////////////////
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//
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// IMPORTANT: READ BEFORE DOWNLOADING, COPYING, INSTALLING OR USING.
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//
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// By downloading, copying, installing or using the software you agree to this license.
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// If you do not agree to this license, do not download, install,
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// copy or use the software.
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//
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//
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// Intel License Agreement
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// For Open Source Computer Vision Library
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//
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// Copyright (C) 2000, Intel Corporation, all rights reserved.
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// Third party copyrights are property of their respective owners.
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//
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// Redistribution and use in source and binary forms, with or without modification,
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// are permitted provided that the following conditions are met:
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//
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// * Redistribution's of source code must retain the above copyright notice,
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// this list of conditions and the following disclaimer.
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//
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// * Redistribution's in binary form must reproduce the above copyright notice,
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// this list of conditions and the following disclaimer in the documentation
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// and/or other materials provided with the distribution.
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//
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// * The name of Intel Corporation may not be used to endorse or promote products
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// derived from this software without specific prior written permission.
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//
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// This software is provided by the copyright holders and contributors "as is" and
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// any express or implied warranties, including, but not limited to, the implied
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// warranties of merchantability and fitness for a particular purpose are disclaimed.
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// In no event shall the Intel Corporation or contributors be liable for any direct,
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// indirect, incidental, special, exemplary, or consequential damages
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// (including, but not limited to, procurement of substitute goods or services;
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// loss of use, data, or profits; or business interruption) however caused
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// and on any theory of liability, whether in contract, strict liability,
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// or tort (including negligence or otherwise) arising in any way out of
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// the use of this software, even if advised of the possibility of such damage.
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//
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//M*/
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#ifndef __OPENCV_VIDEOIO_H__
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#define __OPENCV_VIDEOIO_H__
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#include "opencv2/core/core_c.h"
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#ifdef __cplusplus
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extern "C" {
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#endif /* __cplusplus */
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/**
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@addtogroup videoio_c
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@{
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*/
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/****************************************************************************************\
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* Working with Video Files and Cameras *
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\****************************************************************************************/
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/* "black box" capture structure */
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typedef struct CvCapture CvCapture;
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/* start capturing frames from video file */
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CVAPI(CvCapture*) cvCreateFileCapture( const char* filename );
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enum
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{
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CV_CAP_ANY =0, // autodetect
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CV_CAP_MIL =100, // MIL proprietary drivers
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CV_CAP_VFW =200, // platform native
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CV_CAP_V4L =200,
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CV_CAP_V4L2 =200,
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CV_CAP_FIREWARE =300, // IEEE 1394 drivers
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CV_CAP_FIREWIRE =300,
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CV_CAP_IEEE1394 =300,
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CV_CAP_DC1394 =300,
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CV_CAP_CMU1394 =300,
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CV_CAP_STEREO =400, // TYZX proprietary drivers
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CV_CAP_TYZX =400,
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CV_TYZX_LEFT =400,
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CV_TYZX_RIGHT =401,
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CV_TYZX_COLOR =402,
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CV_TYZX_Z =403,
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CV_CAP_QT =500, // QuickTime
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CV_CAP_UNICAP =600, // Unicap drivers
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CV_CAP_DSHOW =700, // DirectShow (via videoInput)
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CV_CAP_MSMF =1400, // Microsoft Media Foundation (via videoInput)
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CV_CAP_PVAPI =800, // PvAPI, Prosilica GigE SDK
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CV_CAP_OPENNI =900, // OpenNI (for Kinect)
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CV_CAP_OPENNI_ASUS =910, // OpenNI (for Asus Xtion)
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CV_CAP_ANDROID =1000, // Android - not used
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CV_CAP_ANDROID_BACK =CV_CAP_ANDROID+99, // Android back camera - not used
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CV_CAP_ANDROID_FRONT =CV_CAP_ANDROID+98, // Android front camera - not used
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CV_CAP_XIAPI =1100, // XIMEA Camera API
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CV_CAP_AVFOUNDATION = 1200, // AVFoundation framework for iOS (OS X Lion will have the same API)
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CV_CAP_GIGANETIX = 1300, // Smartek Giganetix GigEVisionSDK
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CV_CAP_INTELPERC = 1500, // Intel Perceptual Computing
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CV_CAP_OPENNI2 = 1600, // OpenNI2 (for Kinect)
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CV_CAP_GPHOTO2 = 1700
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};
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/* start capturing frames from camera: index = camera_index + domain_offset (CV_CAP_*) */
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CVAPI(CvCapture*) cvCreateCameraCapture( int index );
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/* grab a frame, return 1 on success, 0 on fail.
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this function is thought to be fast */
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CVAPI(int) cvGrabFrame( CvCapture* capture );
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/* get the frame grabbed with cvGrabFrame(..)
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This function may apply some frame processing like
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frame decompression, flipping etc.
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!!!DO NOT RELEASE or MODIFY the retrieved frame!!! */
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CVAPI(IplImage*) cvRetrieveFrame( CvCapture* capture, int streamIdx CV_DEFAULT(0) );
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/* Just a combination of cvGrabFrame and cvRetrieveFrame
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!!!DO NOT RELEASE or MODIFY the retrieved frame!!! */
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CVAPI(IplImage*) cvQueryFrame( CvCapture* capture );
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/* stop capturing/reading and free resources */
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CVAPI(void) cvReleaseCapture( CvCapture** capture );
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enum
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{
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// modes of the controlling registers (can be: auto, manual, auto single push, absolute Latter allowed with any other mode)
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// every feature can have only one mode turned on at a time
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CV_CAP_PROP_DC1394_OFF = -4, //turn the feature off (not controlled manually nor automatically)
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CV_CAP_PROP_DC1394_MODE_MANUAL = -3, //set automatically when a value of the feature is set by the user
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CV_CAP_PROP_DC1394_MODE_AUTO = -2,
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CV_CAP_PROP_DC1394_MODE_ONE_PUSH_AUTO = -1,
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CV_CAP_PROP_POS_MSEC =0,
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CV_CAP_PROP_POS_FRAMES =1,
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CV_CAP_PROP_POS_AVI_RATIO =2,
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CV_CAP_PROP_FRAME_WIDTH =3,
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CV_CAP_PROP_FRAME_HEIGHT =4,
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CV_CAP_PROP_FPS =5,
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CV_CAP_PROP_FOURCC =6,
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CV_CAP_PROP_FRAME_COUNT =7,
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CV_CAP_PROP_FORMAT =8,
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CV_CAP_PROP_MODE =9,
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CV_CAP_PROP_BRIGHTNESS =10,
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CV_CAP_PROP_CONTRAST =11,
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CV_CAP_PROP_SATURATION =12,
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CV_CAP_PROP_HUE =13,
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CV_CAP_PROP_GAIN =14,
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CV_CAP_PROP_EXPOSURE =15,
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CV_CAP_PROP_CONVERT_RGB =16,
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CV_CAP_PROP_WHITE_BALANCE_BLUE_U =17,
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CV_CAP_PROP_RECTIFICATION =18,
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CV_CAP_PROP_MONOCHROME =19,
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CV_CAP_PROP_SHARPNESS =20,
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CV_CAP_PROP_AUTO_EXPOSURE =21, // exposure control done by camera,
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// user can adjust refernce level
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// using this feature
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CV_CAP_PROP_GAMMA =22,
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CV_CAP_PROP_TEMPERATURE =23,
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CV_CAP_PROP_TRIGGER =24,
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CV_CAP_PROP_TRIGGER_DELAY =25,
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CV_CAP_PROP_WHITE_BALANCE_RED_V =26,
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CV_CAP_PROP_ZOOM =27,
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CV_CAP_PROP_FOCUS =28,
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CV_CAP_PROP_GUID =29,
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CV_CAP_PROP_ISO_SPEED =30,
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CV_CAP_PROP_MAX_DC1394 =31,
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CV_CAP_PROP_BACKLIGHT =32,
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CV_CAP_PROP_PAN =33,
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CV_CAP_PROP_TILT =34,
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CV_CAP_PROP_ROLL =35,
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CV_CAP_PROP_IRIS =36,
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CV_CAP_PROP_SETTINGS =37,
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CV_CAP_PROP_BUFFERSIZE =38,
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CV_CAP_PROP_AUTOGRAB =1024, // property for videoio class CvCapture_Android only
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CV_CAP_PROP_SUPPORTED_PREVIEW_SIZES_STRING=1025, // readonly, tricky property, returns cpnst char* indeed
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CV_CAP_PROP_PREVIEW_FORMAT=1026, // readonly, tricky property, returns cpnst char* indeed
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// OpenNI map generators
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CV_CAP_OPENNI_DEPTH_GENERATOR = 1 << 31,
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CV_CAP_OPENNI_IMAGE_GENERATOR = 1 << 30,
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CV_CAP_OPENNI_GENERATORS_MASK = CV_CAP_OPENNI_DEPTH_GENERATOR + CV_CAP_OPENNI_IMAGE_GENERATOR,
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// Properties of cameras available through OpenNI interfaces
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CV_CAP_PROP_OPENNI_OUTPUT_MODE = 100,
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CV_CAP_PROP_OPENNI_FRAME_MAX_DEPTH = 101, // in mm
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CV_CAP_PROP_OPENNI_BASELINE = 102, // in mm
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CV_CAP_PROP_OPENNI_FOCAL_LENGTH = 103, // in pixels
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CV_CAP_PROP_OPENNI_REGISTRATION = 104, // flag
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CV_CAP_PROP_OPENNI_REGISTRATION_ON = CV_CAP_PROP_OPENNI_REGISTRATION, // flag that synchronizes the remapping depth map to image map
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// by changing depth generator's view point (if the flag is "on") or
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// sets this view point to its normal one (if the flag is "off").
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CV_CAP_PROP_OPENNI_APPROX_FRAME_SYNC = 105,
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CV_CAP_PROP_OPENNI_MAX_BUFFER_SIZE = 106,
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CV_CAP_PROP_OPENNI_CIRCLE_BUFFER = 107,
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CV_CAP_PROP_OPENNI_MAX_TIME_DURATION = 108,
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CV_CAP_PROP_OPENNI_GENERATOR_PRESENT = 109,
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CV_CAP_PROP_OPENNI2_SYNC = 110,
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CV_CAP_PROP_OPENNI2_MIRROR = 111,
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CV_CAP_OPENNI_IMAGE_GENERATOR_PRESENT = CV_CAP_OPENNI_IMAGE_GENERATOR + CV_CAP_PROP_OPENNI_GENERATOR_PRESENT,
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CV_CAP_OPENNI_IMAGE_GENERATOR_OUTPUT_MODE = CV_CAP_OPENNI_IMAGE_GENERATOR + CV_CAP_PROP_OPENNI_OUTPUT_MODE,
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CV_CAP_OPENNI_DEPTH_GENERATOR_BASELINE = CV_CAP_OPENNI_DEPTH_GENERATOR + CV_CAP_PROP_OPENNI_BASELINE,
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CV_CAP_OPENNI_DEPTH_GENERATOR_FOCAL_LENGTH = CV_CAP_OPENNI_DEPTH_GENERATOR + CV_CAP_PROP_OPENNI_FOCAL_LENGTH,
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CV_CAP_OPENNI_DEPTH_GENERATOR_REGISTRATION = CV_CAP_OPENNI_DEPTH_GENERATOR + CV_CAP_PROP_OPENNI_REGISTRATION,
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CV_CAP_OPENNI_DEPTH_GENERATOR_REGISTRATION_ON = CV_CAP_OPENNI_DEPTH_GENERATOR_REGISTRATION,
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// Properties of cameras available through GStreamer interface
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CV_CAP_GSTREAMER_QUEUE_LENGTH = 200, // default is 1
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// PVAPI
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CV_CAP_PROP_PVAPI_MULTICASTIP = 300, // ip for anable multicast master mode. 0 for disable multicast
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CV_CAP_PROP_PVAPI_FRAMESTARTTRIGGERMODE = 301, // FrameStartTriggerMode: Determines how a frame is initiated
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CV_CAP_PROP_PVAPI_DECIMATIONHORIZONTAL = 302, // Horizontal sub-sampling of the image
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CV_CAP_PROP_PVAPI_DECIMATIONVERTICAL = 303, // Vertical sub-sampling of the image
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CV_CAP_PROP_PVAPI_BINNINGX = 304, // Horizontal binning factor
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CV_CAP_PROP_PVAPI_BINNINGY = 305, // Vertical binning factor
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CV_CAP_PROP_PVAPI_PIXELFORMAT = 306, // Pixel format
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// Properties of cameras available through XIMEA SDK interface
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CV_CAP_PROP_XI_DOWNSAMPLING = 400, // Change image resolution by binning or skipping.
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CV_CAP_PROP_XI_DATA_FORMAT = 401, // Output data format.
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CV_CAP_PROP_XI_OFFSET_X = 402, // Horizontal offset from the origin to the area of interest (in pixels).
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CV_CAP_PROP_XI_OFFSET_Y = 403, // Vertical offset from the origin to the area of interest (in pixels).
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CV_CAP_PROP_XI_TRG_SOURCE = 404, // Defines source of trigger.
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CV_CAP_PROP_XI_TRG_SOFTWARE = 405, // Generates an internal trigger. PRM_TRG_SOURCE must be set to TRG_SOFTWARE.
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CV_CAP_PROP_XI_GPI_SELECTOR = 406, // Selects general purpose input
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CV_CAP_PROP_XI_GPI_MODE = 407, // Set general purpose input mode
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CV_CAP_PROP_XI_GPI_LEVEL = 408, // Get general purpose level
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CV_CAP_PROP_XI_GPO_SELECTOR = 409, // Selects general purpose output
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CV_CAP_PROP_XI_GPO_MODE = 410, // Set general purpose output mode
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CV_CAP_PROP_XI_LED_SELECTOR = 411, // Selects camera signalling LED
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CV_CAP_PROP_XI_LED_MODE = 412, // Define camera signalling LED functionality
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CV_CAP_PROP_XI_MANUAL_WB = 413, // Calculates White Balance(must be called during acquisition)
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CV_CAP_PROP_XI_AUTO_WB = 414, // Automatic white balance
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CV_CAP_PROP_XI_AEAG = 415, // Automatic exposure/gain
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CV_CAP_PROP_XI_EXP_PRIORITY = 416, // Exposure priority (0.5 - exposure 50%, gain 50%).
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CV_CAP_PROP_XI_AE_MAX_LIMIT = 417, // Maximum limit of exposure in AEAG procedure
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CV_CAP_PROP_XI_AG_MAX_LIMIT = 418, // Maximum limit of gain in AEAG procedure
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CV_CAP_PROP_XI_AEAG_LEVEL = 419, // Average intensity of output signal AEAG should achieve(in %)
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CV_CAP_PROP_XI_TIMEOUT = 420, // Image capture timeout in milliseconds
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// Properties for Android cameras
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CV_CAP_PROP_ANDROID_FLASH_MODE = 8001,
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CV_CAP_PROP_ANDROID_FOCUS_MODE = 8002,
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CV_CAP_PROP_ANDROID_WHITE_BALANCE = 8003,
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CV_CAP_PROP_ANDROID_ANTIBANDING = 8004,
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CV_CAP_PROP_ANDROID_FOCAL_LENGTH = 8005,
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CV_CAP_PROP_ANDROID_FOCUS_DISTANCE_NEAR = 8006,
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CV_CAP_PROP_ANDROID_FOCUS_DISTANCE_OPTIMAL = 8007,
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CV_CAP_PROP_ANDROID_FOCUS_DISTANCE_FAR = 8008,
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CV_CAP_PROP_ANDROID_EXPOSE_LOCK = 8009,
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CV_CAP_PROP_ANDROID_WHITEBALANCE_LOCK = 8010,
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// Properties of cameras available through AVFOUNDATION interface
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CV_CAP_PROP_IOS_DEVICE_FOCUS = 9001,
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CV_CAP_PROP_IOS_DEVICE_EXPOSURE = 9002,
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CV_CAP_PROP_IOS_DEVICE_FLASH = 9003,
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CV_CAP_PROP_IOS_DEVICE_WHITEBALANCE = 9004,
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CV_CAP_PROP_IOS_DEVICE_TORCH = 9005,
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// Properties of cameras available through Smartek Giganetix Ethernet Vision interface
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/* --- Vladimir Litvinenko (litvinenko.vladimir@gmail.com) --- */
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CV_CAP_PROP_GIGA_FRAME_OFFSET_X = 10001,
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CV_CAP_PROP_GIGA_FRAME_OFFSET_Y = 10002,
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CV_CAP_PROP_GIGA_FRAME_WIDTH_MAX = 10003,
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CV_CAP_PROP_GIGA_FRAME_HEIGH_MAX = 10004,
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CV_CAP_PROP_GIGA_FRAME_SENS_WIDTH = 10005,
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CV_CAP_PROP_GIGA_FRAME_SENS_HEIGH = 10006,
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CV_CAP_PROP_INTELPERC_PROFILE_COUNT = 11001,
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CV_CAP_PROP_INTELPERC_PROFILE_IDX = 11002,
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CV_CAP_PROP_INTELPERC_DEPTH_LOW_CONFIDENCE_VALUE = 11003,
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CV_CAP_PROP_INTELPERC_DEPTH_SATURATION_VALUE = 11004,
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CV_CAP_PROP_INTELPERC_DEPTH_CONFIDENCE_THRESHOLD = 11005,
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CV_CAP_PROP_INTELPERC_DEPTH_FOCAL_LENGTH_HORZ = 11006,
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CV_CAP_PROP_INTELPERC_DEPTH_FOCAL_LENGTH_VERT = 11007,
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// Intel PerC streams
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CV_CAP_INTELPERC_DEPTH_GENERATOR = 1 << 29,
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CV_CAP_INTELPERC_IMAGE_GENERATOR = 1 << 28,
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CV_CAP_INTELPERC_GENERATORS_MASK = CV_CAP_INTELPERC_DEPTH_GENERATOR + CV_CAP_INTELPERC_IMAGE_GENERATOR
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};
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// Generic camera output modes.
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// Currently, these are supported through the libv4l interface only.
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enum
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{
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CV_CAP_MODE_BGR = 0, // BGR24 (default)
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CV_CAP_MODE_RGB = 1, // RGB24
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CV_CAP_MODE_GRAY = 2, // Y8
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CV_CAP_MODE_YUYV = 3 // YUYV
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};
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enum
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{
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// Data given from depth generator.
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CV_CAP_OPENNI_DEPTH_MAP = 0, // Depth values in mm (CV_16UC1)
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CV_CAP_OPENNI_POINT_CLOUD_MAP = 1, // XYZ in meters (CV_32FC3)
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CV_CAP_OPENNI_DISPARITY_MAP = 2, // Disparity in pixels (CV_8UC1)
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CV_CAP_OPENNI_DISPARITY_MAP_32F = 3, // Disparity in pixels (CV_32FC1)
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CV_CAP_OPENNI_VALID_DEPTH_MASK = 4, // CV_8UC1
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// Data given from RGB image generator.
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CV_CAP_OPENNI_BGR_IMAGE = 5,
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CV_CAP_OPENNI_GRAY_IMAGE = 6
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};
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// Supported output modes of OpenNI image generator
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enum
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{
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CV_CAP_OPENNI_VGA_30HZ = 0,
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CV_CAP_OPENNI_SXGA_15HZ = 1,
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CV_CAP_OPENNI_SXGA_30HZ = 2,
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CV_CAP_OPENNI_QVGA_30HZ = 3,
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CV_CAP_OPENNI_QVGA_60HZ = 4
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};
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enum
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{
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CV_CAP_INTELPERC_DEPTH_MAP = 0, // Each pixel is a 16-bit integer. The value indicates the distance from an object to the camera's XY plane or the Cartesian depth.
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CV_CAP_INTELPERC_UVDEPTH_MAP = 1, // Each pixel contains two 32-bit floating point values in the range of 0-1, representing the mapping of depth coordinates to the color coordinates.
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CV_CAP_INTELPERC_IR_MAP = 2, // Each pixel is a 16-bit integer. The value indicates the intensity of the reflected laser beam.
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CV_CAP_INTELPERC_IMAGE = 3
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};
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// gPhoto2 properties, if propertyId is less than 0 then work on widget with that __additive inversed__ camera setting ID
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// Get IDs by using CAP_PROP_GPHOTO2_WIDGET_ENUMERATE.
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// @see CvCaptureCAM_GPHOTO2 for more info
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enum
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{
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CV_CAP_PROP_GPHOTO2_PREVIEW = 17001, // Capture only preview from liveview mode.
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CV_CAP_PROP_GPHOTO2_WIDGET_ENUMERATE = 17002, // Readonly, returns (const char *).
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CV_CAP_PROP_GPHOTO2_RELOAD_CONFIG = 17003, // Trigger, only by set. Reload camera settings.
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CV_CAP_PROP_GPHOTO2_RELOAD_ON_CHANGE = 17004, // Reload all settings on set.
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CV_CAP_PROP_GPHOTO2_COLLECT_MSGS = 17005, // Collect messages with details.
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CV_CAP_PROP_GPHOTO2_FLUSH_MSGS = 17006, // Readonly, returns (const char *).
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CV_CAP_PROP_SPEED = 17007, // Exposure speed. Can be readonly, depends on camera program.
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CV_CAP_PROP_APERTURE = 17008, // Aperture. Can be readonly, depends on camera program.
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CV_CAP_PROP_EXPOSUREPROGRAM = 17009, // Camera exposure program.
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CV_CAP_PROP_VIEWFINDER = 17010 // Enter liveview mode.
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};
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/* retrieve or set capture properties */
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CVAPI(double) cvGetCaptureProperty( CvCapture* capture, int property_id );
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CVAPI(int) cvSetCaptureProperty( CvCapture* capture, int property_id, double value );
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// Return the type of the capturer (eg, CV_CAP_V4W, CV_CAP_UNICAP), which is unknown if created with CV_CAP_ANY
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CVAPI(int) cvGetCaptureDomain( CvCapture* capture);
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/* "black box" video file writer structure */
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typedef struct CvVideoWriter CvVideoWriter;
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#define CV_FOURCC_MACRO(c1, c2, c3, c4) (((c1) & 255) + (((c2) & 255) << 8) + (((c3) & 255) << 16) + (((c4) & 255) << 24))
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CV_INLINE int CV_FOURCC(char c1, char c2, char c3, char c4)
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{
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return CV_FOURCC_MACRO(c1, c2, c3, c4);
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}
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#define CV_FOURCC_PROMPT -1 /* Open Codec Selection Dialog (Windows only) */
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#define CV_FOURCC_DEFAULT CV_FOURCC('I', 'Y', 'U', 'V') /* Use default codec for specified filename (Linux only) */
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/* initialize video file writer */
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CVAPI(CvVideoWriter*) cvCreateVideoWriter( const char* filename, int fourcc,
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double fps, CvSize frame_size,
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int is_color CV_DEFAULT(1));
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/* write frame to video file */
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CVAPI(int) cvWriteFrame( CvVideoWriter* writer, const IplImage* image );
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/* close video file writer */
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CVAPI(void) cvReleaseVideoWriter( CvVideoWriter** writer );
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/****************************************************************************************\
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* Obsolete functions/synonyms *
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\****************************************************************************************/
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#define cvCaptureFromFile cvCreateFileCapture
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#define cvCaptureFromCAM cvCreateCameraCapture
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#define cvCaptureFromAVI cvCaptureFromFile
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#define cvCreateAVIWriter cvCreateVideoWriter
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#define cvWriteToAVI cvWriteFrame
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/** @} videoio_c */
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#ifdef __cplusplus
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}
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#endif
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#endif //__OPENCV_VIDEOIO_H__
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