#include?
#include?
#include?
#include?
#include??????????????/*?getopt_long（）?*/
#include???????????????/*?low-level?i/o?*/
#include?
#include?
#include?
#include?
#include?
#include?
#include?
#include???????????/*?for?videodev2.h?*/
#include?
#include?“camera.h“
#include?“videodev2_samsung.h“

void?Camera::DecodeYUV420SP（unsigned?int*?rgbBuf?unsigned?char*?yuv420sp?int?width?int?height）?{
????int?frameSize?=?width?*?height;

????int?i?=?0?y?=?0;
????int?uvp?=?0?u?=?0?v?=?0;
????int?y1192?=?0?r?=?0?g?=?0?b?=?0;
????unsigned?int?xrgb8888;
????int?xrgb8888Index?=?0;

????for?（int?j?=?0?yp?=?0;?j?????????uvp?=?frameSize?+?（j?>>?1）?*?width;
????????u?=?0;
????????v?=?0;
????????for?（i?=?0;?i?????????????y?=?（0xff?&?（（int）?yuv420sp[yp]））?-?16;
????????????if?（y?????????????if?（（i?&?1）?==?0）?{
????????????????v?=?（0xff?&?yuv420sp[uvp++]）?-?128;
????????????????u?=?（0xff?&?yuv420sp[uvp++]）?-?128;
????????????}

????????????y1192?=?1192?*?y;
			r?=?（y1192?+?1634?*?u）;
			g?=?（y1192?-?833?*?u?-?400?*?v）;
			b?=?（y1192?+?2066?*?v）;

????????????if?（r??262143）?r?=?262143;
????????????if?（g??262143）?g?=?262143;
????????????if?（b??262143）?b?=?262143;


????????????r?=?（unsigned?char）（r?>>?10）;
????????????g?=?（unsigned?char）（g?>>?10）;
????????????b?=?（unsigned?char）（b?>>?10）;

????????????xrgb8888?=?（unsigned?int）（（r?<????????????rgbBuf[xrgb8888Index++]?=?xrgb8888;
????????}
????}
}

Camera::Camera（char?*DEV_NAME?int?w?int?h）
{
????memcpy（dev_nameDEV_NAMEstrlen（DEV_NAME））;
????io?=?IO_METHOD_MMAP;//IO_METHOD_READ;//IO_METHOD_MMAP;
????cap_image_size=0;
????width=w;
????height=h;
}

Camera::~Camera（）{

}

unsigned?int?Camera::getImageSize（）{
????return?cap_image_size;
}

void?Camera::CloseDevice（）?{
????stop_capturing（）;
????uninit_device（）;
????close_device（）;
}

void?Camera::errno_exit（const?char?*?s）?{
????fprintf（stderr?“%s?error?%d?%s\n“?s?errno?strerror（errno））;
????exit（EXIT_FAILURE）;
}
int?Camera::xioctl（int?fd?int?request?void?*?arg）?{
????int?r;
????do
????????r?=?ioctl（fd?request?arg）;
????while?（-1?==?r?&&?EINTR?==?errno）;
????return?r;
}

int?Camera::read_frame（unsigned?char?*image）?{
????struct?v4l2_buffer?buf;

????//CLEAR?（buf）;
????buf.type?=?V4L2_BUF_TYPE_VIDEO_CAPTURE;
????buf.memory?=?V4L2_MEMORY_MMAP;
????if?（-1?==?xioctl（fd?VIDIOC_DQBUF?&buf））?{
????????switch?（errno）?{
????????case?EAGAIN:
????????????return?0;
????????case?EIO:
????????????/*?Could?ignore?EIO?see?spec.?*/
????????????/*?fall?through?*/
????????default:
????????????errno_exit（“VIDIOC_DQBUF“）;
????????}
????}
????assert（buf.index?????memcpy（imagebuffers[buf.index].startcap_image_size）;
????if?（-1?==?xioctl（fd

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????文件?????????101??2016-01-18?16:38??player.sdp
?????目錄???????????0??2016-01-19?11:44??RTP\
?????文件????????6472??2016-01-15?13:24??RTP\.cproject
?????文件?????????831??2016-01-15?13:24??RTP\.project
?????目錄???????????0??2016-01-15?13:24??RTP\.settings\
?????文件????????1096??2016-01-15?13:24??RTP\.settings\language.settings.xml
?????文件????????9702??2016-01-05?10:44??RTP\camera.cpp
?????文件????????1355??2016-01-05?10:30??RTP\camera.h
?????文件????????8928??2016-01-19?11:44??RTP\camera.o
?????文件????????2533??2016-01-19?10:42??RTP\h264.h
?????文件????????1986??2016-01-18?16:28??RTP\main.cpp
?????文件????????4512??2016-01-19?11:44??RTP\main.o
?????文件?????????709??2016-01-18?14:41??RTP\Makefile
?????文件????????4644??2016-01-18?16:15??RTP\mfc.cpp
?????文件?????????702??2016-01-05?10:16??RTP\mfc.h
?????文件????????3644??2016-01-19?11:44??RTP\mfc.o
?????文件???????18495??2015-12-04?11:47??RTP\mfc_interface.h
?????文件??????????92??2016-01-15?14:00??RTP\rtpRecv.cpp
?????文件????????4860??2016-01-19?11:41??RTP\rtpSend.cpp
?????文件????????3764??2016-01-19?11:44??RTP\rtpSend.o
?????文件???????29732??2016-01-19?11:44??RTP\rtp_vlc
?????文件???????16207??2015-12-04?11:45??RTP\SsbSipMfcApi.h
?????文件???????26275??2016-01-05?10:49??RTP\SsbSipMfcEncAPI.c
?????文件????????9252??2016-01-19?11:44??RTP\SsbSipMfcEncAPI.o
?????文件???????21041??2012-06-13?15:37??RTP\videodev2_samsung.h