message below!!!The second step: Unzip the downloaded Ijk.zip, the Ijk folder1, Ijkmediaframework.framework2, LIBCRYPTO.A3, Librtmp.a4, LIBSSL.AA total of 4 dragged into your projectStep Three: Write codeViewController.h#import @interface viewcontroller:uiviewcontroller// the path of the video stream @property (nonatomic, copy) NSString * Rtsppath; @endViewcontroller.m#import "ViewController.h"#import//macro Definition#defineeyscreenbounds [UIScreen
mainly provided to the image processor for image processing of the ISP effect, there is time to study later.
camera output JPEG data
JPEG data is a compression process in the camera sensor once the image data has been captured by the camera. Saves a frame of JPEG data from the camera output to a file, which is a picture. The collected data can be directly packaged into a video format, which can be played
be increased advertising market share opportunities. So the video site has undoubtedly become the Internet advertising for the short cut of TV advertising.
Although the Chinese video network advertisement is an innovation of the network advertisement, but because of the domestic network video media environment is still in the early stage, so the network
Ijkplayer project to the local
GitHub Address:Https://github.com/Bilibili/ijkplayer
or download to local using git command in terminal:
1
git clone https://github.com/Bilibili/ijkplayer.git Ijkplayer-ios
3, integrate FFmpeg into Ijkplayer
Run the following command to enter the project folder and integrate the FFmpeg.
CD Ijkplayer-ios
Git checkout-b latest k0.6.0
./init-ios.sh
CD iOS
./compile-ffmpeg.sh Clean
./compile-ffmpeg.sh All
Second
Everyone in the video chat often appear mosaic or video temporary stuck, such as the network is often caused by instability such as packet loss, jitter and so on.General audio and video technology will be added to the packet loss retransmission, Jitter optimization and other measures can be avoided due to the occasional deterioration of the network
1, Technical introduction
(1) The Avfoundation.framework framework provides a avcapturesession class. Use it to achieve the video capture function.(2) using Avcapturevideopreviewlayer, the camera can be photographed in real-time display on the Viewcontroller.(3) for captured video, we use Avcapturemoviefileoutput to output it to the file.
2, the following implementation of a
functions;
4, Libswscale: For video scene scaling, color mapping conversion;
5, Libpostproc: For the post-processing effect;
6, FFmpeg: is a command line tool for the video file conversion format, also supports real-time encoding of the TV card;
7, Ffsever: is an HTTP multimedia real-time broadcast streaming server, support time translation;
8, Ffplay: is a simp
functions;
4, Libswscale: For video scene scaling, color mapping conversion;
5, Libpostproc: For the post-processing effect;
6, FFmpeg: is a command line tool for the video file conversion format, also supports real-time encoding of the TV card;
7, Ffsever: is an HTTP multimedia real-time broadcast streaming server, support time translation;
8, Ffplay: is a simp
highly recommended.
If you are a mainstream gaming user, then the purchase of an independent graphics card is also essential, after all, the current mainstream independent graphics card only has the real mainstream game performance, for the purchase of independent graphics users, it is recommended not to buy a low-cost independent graphics too entry-level, the current 400 yuan below the introduction of independent graphics is basically no need to buy, Because the processor core graphics card p
Why is short video so hot? Because it meets the needs of user fragmentation time, not only entertain the public, but also do not waste the user too much time.Short video app development with internet technology as the core, on the original basis of continuous innovation, and then have a variety of powerful shooting features, so that users can quickly capture the video.Short
Method 1:
The light is good, the mobile phone lens is far away, for example uses the self-portrait artifact to extend! Below to share a video chat made by a netizen not to become ugly diagram!
Method 2:
Use mobile phone QQ video chat instead of micro-letter video Chat
Mobile phone QQ Video chat function open, u
How php uses ffmpeg to extract audio and video images in a video.
Preface
The name of FFmpeg comes from the MPEG video encoding standard. The previous "FF" indicates "Fast Forward". FFmpeg is a set of functions that can be used to record and convert digital audios and videos, and can be converted into open-source computer programs of the stream. You can easily co
article shows that in the case does not support HTML5, will be flash play, but in support of HTML5 Firefox play MP4, but encountered great difficulty, although the call to Flash, but has been unable to play (but I have always suspected that my Firefox flash has a problem , don't know if it's true). But if you follow Videojs's advice and put in two-format videos, you won't have this problem.In addition to the writing of video also has a special for fl
gamers.The video memory width is the number of digits that can be transferred by the video memory within a clock period. The larger the number of digits, the larger the amount of data that can be transmitted in an instant.. It can be said that the effect of the video memory width on the performance of the
Method 1:
The light is good, the cell phone lens is far away, for example uses the self-portrait artifact to carry on the extension! Below share a netizen makes the video chats to be not ugly the diagram!
Method 2: Use mobile phone QQ video chat instead of micro-letter video Chat
Video Beauty
Mobile phone QQ
5.3.4 150th page44 Video 5.6 Transactional operations via JDBC 5.4 153th pageSixth chapter45 Video 6.1 View the modifier, type, and name of a property by reflection 6.2.1 162th page46 Video 6.2 View the return type of the method, parameter and first name 6.2.2 on page 163th47 Video 6.3 Loading Class 6.2.3 164th page b
architecture is very stable. Chrome's performance has long been recognised by the industry, and it's easy and enjoyable to watch video with Chrome, but it's not popular in Chinese chrome.
3, Cheetah Browser 2.1
The cheetah is a dual-core browser with Chrome's high performance and IE compatibility. Cheetah version 2.1 for the domestic situation, add new search engine protection, the perfect ban "keyword fraud" to protect user search results; free ad
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IT career planning and terminology 1 http://www.uplooking.com/video/play/4797/
IT career planning and terminology 2 http://www.uplooking.com/video/play/4796/
IT career planning and terminology 3 http://www.uplooking.com/video/play/4795/
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to directly output stereoscopic forms of panoramic content.Of course, in the worst case, we have another option, which is to fake a stereoscopic pattern ...Copy the original panorama to two copies, one offset to the left, the other to the right, and a slight perspective transform (to simulate the deflection of the line of sight). This constitutes the "stereoscopic" screen in most cases also has a certain three-dimensional deception effect, but for th
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