//?OpencvVLC.cpp?:?定義控制臺應用程序的入口點。
//

#include?“stdafx.h“
#include?


using?namespace?cv;


struct?ctx
{
???Mat*?image;
???HANDLE?mutex;
???uchar*????pixels;
};
//?define?output?video?resolution
#define?VIDEO_WIDTH?????1920
#define?VIDEO_HEIGHT????1080

void?*lock（void?*data?void**p_pixels）
{
???struct?ctx?*ctx?=?（struct?ctx*）data;

???WaitForSingleobject（ctx->mutex?INFINITE）;

???//?pixel?will?be?stored?on?image?pixel?space
???*p_pixels?=?ctx->pixels;???

???return?NULL;

}

void?display（void?*data?void?*id）{
???（void）?data;
???assert（id?==?NULL）;
}

void?unlock（void?*data?void?*id?void?*const?*p_pixels）{
???
???//?get?back?data?structure?
???struct?ctx?*ctx?=?（struct?ctx*）data;

???/*?VLC?just?rendered?the?video?but?we?can?also?render?stuff?*/
???//?show?rendered?image
???imshow（“test“?*ctx->image）;
???waitKey（1）;
???ReleaseMutex（ctx->mutex）;
}

int?main（）
{
???//?VLC?pointers
???libvlc_instance_t?*vlcInstance;
???libvlc_media_player_t?*mp;
???libvlc_media_t?*media;
???
???const?char?*?const?vlc_args[]?=?{
??????“-I“?“dummy“?//?Don‘t?use?any?interface
??????“--ignore-config“?//?Don‘t?use?VLC‘s?config
??????“--extraintf=logger“?//?Log?anything
??????“--verbose=2“?//?Be?much?more?verbose?then?normal?for?debugging?purpose
???};

???vlcInstance?=?libvlc_new（sizeof（vlc_args）?/?sizeof（vlc_args[0]）?vlc_args）;

???//?Read?a?distant?video?stream
???media?=?libvlc_media_new_location（vlcInstance?“rtsp://用戶:密碼@ip:rtsp端口號/PSIA/streaming/channels/通道號碼流“）;
???//?Read?a?local?video?file
??//?media?=?libvlc_media_new_path（vlcInstance?“d:\\a.mp4“）;

???mp?=?libvlc_media_player_new_from_media（media）;

???libvlc_media_release（media）;

???struct?ctx*?context?=?（?struct?ctx*?）malloc（?sizeof（?*context?）?）;
???context->mutex?=?CreateMutex（NULL?FALSE?NULL）;

???context->image?=?new?Mat（VIDEO_HEIGHT?VIDEO_WIDTH?CV_8UC3）;
???context->pixels?=?（unsigned?char?*）context->image->data;???
???//?show?blank?image
???imshow（“test“?*context->image）;
???waitKey（1）;

???libvlc_video_set_callbacks（mp?lock?unlock?display?context）;
???libvlc_video_set_format（mp?“RV24“?VIDEO_WIDTH?VIDEO_HEIGHT?VIDEO_WIDTH?*?24?/?8）;?//?pitch?=?width?*?BitsPerPixel?/?8
???

???int?ii?=?0;
???int?key?=?0;
???while（key?!=?27）
???{
??????ii++;
??????if?（ii?>?5）
??????{
?????????libvlc_media_player_play（mp）;
??????}
??????float?fps?=??libvlc_media_player_get_fps（mp）;
??????printf（“fps:%f\r\n“fps）;
??????key?=?waitKey（100）;?//?wait?100ms?for?Esc?key
???}

???libvlc_media_player_stop（mp）;
???

???return?0;
}

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件???????1839??2016-07-29?02:36??OpencvVLC\Debug\OpencvVLC.log

?????文件?????265263??2016-07-29?02:36??OpencvVLC\Debug\OpencvVLC.obj

?????文件???10944512??2016-07-29?02:10??OpencvVLC\Debug\OpencvVLC.pch

?????文件???????1662??2016-07-29?02:36??OpencvVLC\Debug\OpencvVLC.tlog\cl.command.1.tlog

?????文件??????37324??2016-07-29?02:36??OpencvVLC\Debug\OpencvVLC.tlog\CL.read.1.tlog

?????文件???????1162??2016-07-29?02:36??OpencvVLC\Debug\OpencvVLC.tlog\CL.write.1.tlog

?????文件???????1914??2016-07-29?02:36??OpencvVLC\Debug\OpencvVLC.tlog\link.command.1.tlog

?????文件???????4426??2016-07-29?02:36??OpencvVLC\Debug\OpencvVLC.tlog\link.read.1.tlog

?????文件????????616??2016-07-29?02:36??OpencvVLC\Debug\OpencvVLC.tlog\link.write.1.tlog

?????文件????????170??2016-07-29?02:36??OpencvVLC\Debug\OpencvVLC.tlog\OpencvVLC.lastbuildstate

?????文件?????344659??2016-07-29?02:10??OpencvVLC\Debug\stdafx.obj

?????文件????1231872??2016-07-29?02:36??OpencvVLC\Debug\vc120.idb

?????文件????2600960??2016-07-29?02:36??OpencvVLC\Debug\vc120.pdb

?????文件???????2670??2016-07-29?02:42??OpencvVLC\OpencvVLC.cpp

?????文件???????4633??2016-07-29?02:36??OpencvVLC\OpencvVLC.vcxproj

?????文件???????1316??2016-07-29?02:36??OpencvVLC\OpencvVLC.vcxproj.filters

?????文件???????1524??2016-07-29?00:58??OpencvVLC\ReadMe.txt

?????文件????????432??2016-07-29?01:17??OpencvVLC\stdafx.cpp

?????文件????????299??2016-07-29?01:16??OpencvVLC\stdafx.h

?????文件????????236??2016-07-29?00:58??OpencvVLC\targetver.h

?????文件?????203202??2016-07-29?02:37??OpencvVLC\vlc-log.txt

?????目錄??????????0??2016-07-29?02:36??OpencvVLC\Debug\OpencvVLC.tlog

?????目錄??????????0??2016-07-29?02:36??OpencvVLC\Debug

?????目錄??????????0??2016-07-29?02:36??OpencvVLC

-----------?---------??----------?-----??----

?????????????15650691????????????????????24