function?[img_files]?=?load_video_info（video_path）
%[img_files?pos?target_sz?resize_image?ground_truth?...
%	video_path]?=?load_video_info（video_path）
%LOAD_VIDEO_INFO
%???Loads?all?the?relevant?information?for?the?video?in?the?given?path:
%???the?list?of?image?files?（cell?array?of?strings）?initial?position
%???（1x2）?target?size?（1x2）?whether?to?resize?the?video?to?half
%???（boolean）?and?the?ground?truth?information?for?precision?calculations
%???（Nx2?for?N?frames）.?The?ordering?of?coordinates?is?always?[y?x].
%
%???The?path?to?the?video?is?returned?since?it?may?change?if?the?images
%???are?located?in?a?sub-folder?（as?is?the?default?for?MILTrack‘s?videos）.
%
%???Jo鉶?F.?Henriques?2012
%???http://www.isr.uc.pt/~henriques/

	%%?load?ground?truth?from?text?file?（MILTrack‘s?format）
%?	text_files?=?dir（[video_path?‘*_gt.txt‘]）;
%?	assert（~isempty（text_files）?‘No?initial?position?and?ground?truth?（*_gt.txt）?to?load.‘）
%?
%?	f?=?fopen（[video_path?text_files（1）.name]）;
%?	ground_truth?=?textscan（f?‘%f%f%f%f‘）;??%[x?y?width?height]
%?	ground_truth?=?cat（2?ground_truth{:}）;
%?	fclose（f）;
	
	%%?set?initial?position?and?size
%?	target_sz?=?[ground_truth（14）?ground_truth（13）];
%?	pos?=?[ground_truth（12）?ground_truth（11）]?+?floor（target_sz/2）;
	
	%%?interpolate?missing?annotations?and?store?positions?instead?of?boxes
%?	try
%?		ground_truth?=?interp1（1?:?5?:?size（ground_truth1）?...
%?			ground_truth（1:5:end:）?1:size（ground_truth1））;
%?		ground_truth?=?ground_truth（:[21]）?+?ground_truth（:[43]）?/?2;
%?	catch??%#ok?wrong?format?or?we?just?don‘t?have?ground?truth?data.
%?		ground_truth?=?[];
%?	end
	
	%%?list?all?frames.?first?try?MILTrack‘s?format?where?the?initial?and
	%final?frame?numbers?are?stored?in?a?text?file.?if?it?doesn‘t?work
	%try?to?load?all?png/jpg?files?in?the?folder.
	
	text_files?=?dir（[video_path?‘*_frames.txt‘]）;
	if?~isempty（text_files）
		f?=?fopen（[video_path?text_files（1）.name]）;
		frames?=?textscan（f?‘%f%f‘）;
		fclose（f）;
		
		%see?if?they?are?in?the?‘imgs‘?subfolder?or?not
		if?exist（[video_path?num2str（frames{1}?‘imgs/img%05i.png‘）]?‘file‘）
			video_path?=?[video_path?‘imgs/‘];
		elseif?~exist（[video_path?num2str（frames{1}?‘img%05i.png‘）]?‘file‘）
			error（‘No?image?files?to?load.‘）
		end
		
		%list?the?files
		img_files?=?num2str（（frames{1}?:?frames{2}）‘?‘img%05i.png‘）;
		img_files?=?cellstr（img_files）;
	else
		%no?text?file?just?list?all?images
		img_files?=?dir（[video_path?‘*.png‘]）;
		if?isempty（img_files）
			img_files?=?dir（[video_path?‘*.jpg‘]）;
			assert（~isempty（img_files）?‘No?image?files?to?load.‘）
		end
		img_files?=?sort（{img_files.name}）;
	end
	
	
	%%?if?the?target?is?too?large?use?a?lower?resolution?-?no?need?for?so
	%much?detail
%?	if?sqrt（prod（target_sz））?>=?100
%?		pos?=?floor（pos?/?2）;
%?		target_sz?=?floor（target_sz?/?2）;
%?		resize_image?=?true;
%?	else
%?		resize_image?=?false;
%?	end
end

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

?????文件???????3004??2014-03-20?14:26??loadImgSequenceInfo.m

?????文件????????780??2014-03-24?15:39??pic2video.m

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

?????????????????3784????????????????????2