1. the most famous is Ivan laptev's 3D Harris, which is an executable file that is easy to use. It is an extension of Harris's 3D space, after the feature points are detected, they are expressed by hog and HOF. The total feature dimension is 162 dimensions. Click here to go to the download page.
2. The cuboids corner detection method of P. Dollar is roughly filtered using 1D Gabor. After the corner points are detected, the author's experiment shows that the gradient in cuboids is directly used
IOS development-Get local video files, ios development get videos
The following describes the implementation process.First.Figure 1. iTunes
Figure 2. iTunes
Figure 3. Run
Now, we can see the effect through the image.Functions: allows you to import files through iTunes. You can view all files in the sandbox.
Implementation process:1. Add the UIFileSharingEnabled key to the Info. plist file of the application, and set the key value to YES.
2. Code:V
[IOS resource recommendation] books, videos, websites, blogs (Continuous updates), and ios resources I have read
Because many new users have the option phobia, I recommend as few items as possible.1. Video
Needless to say, Stanford University's tutorials are both authoritative and novel.
Open class at Stanford University: iOS 7 application development, which is OCHttp://v.163.com/special/opencourse/ios7.html
Open class at Stanford University: iOS
IPhoneDeveloped inSimulatorAddVideoYes, this article introduces the right content.VideoAddSimulatorThe iTunes synchronization method on the real machine is useless. CocoaChina member "castielyue" shared hisVideoAdd a project, place the video in the resource, change the video name in viewdidload, and add itSimulator. Download the attachment SaveVideo.zip (1068 K ).
The following functions are used here:
UIVideoAtPathIsCompatibleWithSavedPhotosAlbum
ReturnsaBooleanvalueindicatingwhether
Today, we found a software called Reflector that allows you to easily record screen videos on iOS devices. It is easy to use and uses the inherent capabilities of devices (air play ).
You only need to install the corresponding software on the PC (MAC or Windows operating system), and then connect the device to the Air play service to display the content on the device,
Displayed on the PC end. Then the software itself provides the video recording fun
C ++ converts video streams to images and videos
Record a c ++-based conversion of Video Stream frames into images
/* Avi2jpg function to save the current frame of the camera as a jpg photo */void Video_to_image (CvCapture * capture) {// initialize a video file catcher // CvCapture * capture = cvCaptureFromAVI (filename); // obtain the video information cvQueryFrame (capture);/* int frameH = (int) cvGetCaptureProperty (capture, percentage); int
Upload notes for images and videos
Image uploading is often used in our development, such as the upload of an avatar, and publishing multiple images in the release space. Here, I use network resources for reference, it also relies on qiniu cloud storage to make a summary of Image Upload.
I first encapsulated a tool class for Image Upload, which is inherited from nsobject and named QiniuTool. When uploading multiple images, I also need to process the u
Use the Samsung source code to compress videos and images at the same time. The source code
Some time ago, the video was compressed using Samsung to generate H264 files and captured and compressed them to generate JPG images. The core steps are as follows:
/* Codec set */ /* Get capability */ ret = ioctl(cam_c_fp , VIDIOC_QUERYCAP, cap);
One-side video compression:
if(frame_count == 1) encoded_buf = mfc_encoder_exe(handle
The ckplayer plug-in plays m3u8 videos and the ckplayer plug-in m3u8
Var flashvars = {f: 'ckplayer/m3u8.swf ', // use swf to send the video address to the player for playing a: 'video/m. m3u8', // m3u8 file c: 0, // call ckplayer. js configuration player p: 1, // automatically play video s: 4, // send the video stream address in the form of flash plug-in to the player for playing lv: 0, // note, if it is live, you need to set lv: 1 loaded: 'loadedhan
Video Effects and JS videos are achieved through html + js image swiping
A player is required to play a video on a webpage, but the video playing effect can also be achieved through image swiping.
The Z-index attribute is used in JS to record the address of the blog that explains the Z-index attribute:
Http://www.cnblogs.com/gisdream/archive/2010/06/10/1755891.html
Method 1:
JS Code
Html body
// Call the createImageLayer () function after the webpag
Because I am currently working for guoxin education and I am very interested in the student donation project I proposed a year ago, I am currently making a "Half" effort in this case. Of course, you don't have to worry about it, as long as I participate in this project, this project will always benefit the country and the people. In fact, I dare to speak like this because leaders here agree with this practice, I have never thought about commercialization, so the nature of this matter will not ch
Preface
Over the past few days, I have been eager to write server programs. All series of articles have been updated slowly. Sorry :)
Note:
This series of articles is limited to learning and communication and focus on the process. Due to the involvement of companies, source code download is not provided. Sorry !! But please rest assured that I will post the core, implementation, and other codes that can be pasted out, and strive to answer every question in the message as much as possible. Thank
In iOS video processing, video decomposition images and image compositing videos are frequently encountered in iOS video processing, and this blog post analyzes the conversion of iOS video images to two parts.(1) Video decomposition imageHere the video decomposition images using Avassetimagegenerator, using this class can be easily implemented under different time stamps, video frame capture. Note that this method of video decomposition of picture fra
Freeswitch supports recording voice calls in WAV/MP3 format by default, but it is not supported for video recording, such as MP4 format, asteriskCommunityThere is an organizational unit. asteriskvideo enables you to record and play MP4 files on Asterisk. You can refer to freeswitch's audio recording method to add the ability to record videos to a certain file format, freeswitch introduces the media-bug vocabulary to process recordings or listen to cha
reason: Who are you, stroll together in the fragrant garden, together look at the bright night sky, together to wait for the morning light, together to swim in the sea, together walk to the end of life ! Insipid in pursuit of that romance, corruption to abide by the pure.Address 1:http://play.baidu.com/?__methodname=mboxctrl.playsong__argsvalue=18786307fm=altg4__o=aladin #loadedTop 8: "You Love Never Change"List reason: Remember the last time you moved to cry, you can imagine a man in front of
When doing experiments, we often get surveillance videos,ProgramThe video sequence or part of the image is used. In this case, you need to use opencv to convert the video into an image sequence.Source codeAs follows, it has been debugged in VC ++ 2008 and opencv2.1.
// Avi2img. cpp: defines the entry point of the console application.//# Include "stdafx. H"
Using namespace STD;
Int main (INT argc, _ tchar * argv []){Char * filename = "D: // vi
I have been busy with other things since I installed win7, and I have no time to go to the video network. I have time to go online and watch a video tutorial. I don't have a sound after I open it, so I can watch music and video play. No problem. Alas, why is there no sound on all video webpages? It must be a system problem. find it on the Internet. The solution is as follows:
When using the Windows 7 test, many users found that they had no sound when playing Flash
WMP is short for Windows Media Player. Windows Media Player is a player that comes with Windows systems. It can play MP3, WMA, WAV, and other audio files. rm files are not supported by Microsoft by default due to competition, but in Versions later than V8, if the decoder is installed, the RM file can be played. Video aspect can play AVI, MPEG-1, MPEG-2, DVD. Currently, web pages generally use the embedded WMP player to play videos online. In the mult
The content source of this page is from Internet, which doesn't represent Alibaba Cloud's opinion;
products and services mentioned on that page don't have any relationship with Alibaba Cloud. If the
content of the page makes you feel confusing, please write us an email, we will handle the problem
within 5 days after receiving your email.
If you find any instances of plagiarism from the community, please send an email to:
info-contact@alibabacloud.com
and provide relevant evidence. A staff member will contact you within 5 working days.