Camera preview using ffplay
Hardware Platform: Jetson TK1 Development Board (NVIDIA Tegra K1 Mobile Processor 32bit), Ningbo shunyu photoelectric SP103A (OV16825) ModuleSoftware Platform: Ubuntu/Linaro 4.8.2-16ubuntu4 (Linux version 3.10.40 32bit)The camera driver has been implemented and supports v4l2 interfaces.First install the SDL library, the first SDL-1.2.14 version installed through source code, alwa
=====================================================The simplest list of ffmpeg-based video player series articles:100 lines of code for the simplest FFMPEG+SDL-based video player (sdl1.x)The simplest ffmpeg+sdl-based video player Ver2 (with SDL2.0)Simplest FFmpeg-based decoder-pure version (not including Libavformat)=====================================================This document records a more "pure" f
Find a suitable directory in Linux:
Input: git clone git: // source.ffmpeg.org/ffmpeg.git FFMPEG to obtain the FFMPEG source code.
Cd ffmpeg enters its Directory
./Configure -- prefix =/usr/local -- enable-memalign-hack -- enable-shared
Make
Make install
In this way, the installation is complete. However, this does not require ffplay, so install SDL first.
Download the source code from the SDL w
download FFMPEG 0.6 download the latest FFMPEG version to the official homepage of FFMPEG. Http://www.ffmpeg.org/download.html : http://www.ffmpeg.org/releases/ffmpeg-0.6.tar.gz SVN address: SVN: // svn.ffmpeg.org/ffmpeg/trunk after downloading, decompress ffmpeg to the msys/home/your_name directory
Add SDL http://www.libsdl.org/release/SDL-devel-1.2.11-mingw32.tar.gz
do this very much. Although my technology is simple, I can't help it! | Ori # Re: Analysis of wow shader file reply more comments
My wowmapview compilation failed. I don't know where to download it, or can I get a horse? Thank you inversewalking@133sh.comI was the one who asked you about horizontal cutting last time.Thank you! | Zeng # Re: analyze the wow shader file and reply to more comments
No sdl_opengl.h, | Zeng # Re: analyze the wow shader file and reply to more comments
The required
-c-o $ Tcputils. O: tcputils. c tcputils. h$ (CC) $ (servflags)-Static-c-o $
Save and make clean; make
This time there is still an error. The error is segmentation fault. The solution is to replace the 4.3.2 compiler with 3.3.2.
2. Compile spcaview version is spcaview-20061208
The following error occurs during compilation:
SDL/SDL. h: the file or directory does not exist.
And other similar errors
The error
I. Introduction
VLCThe full name is video LAN client, which is an open-source, cross-platform video player. VLC supports a large number of audio and video transmission, encapsulation, and encoding formats. For a complete list of features, see http://www.videolan.org/vlc/features.html. The following provides a concise example:Operating Systems: Windows, WinCE, Linux, MacOSX, BEOs, and BSDAccess format: file, DVD/VCD/CD, HTTP, FTP, MMS, TCP, UDP, RTP, IP multicast, IPv6, RTSPEncoding formats: MPEG
Date: 2016.10.4Author: issheGithub:github.com/issheE-mail: i.sshe@outlook.comPlatform: ubuntu16.04 64bit preamble FFmpeg decodes the data into PCM. SDL outputs the PCM data. 1. Program Flowchart
Initialize to find the appropriate decoder, open the decoder to open the audio device (available sdl_openaudiodriver () instead), here will be the thread run callback function. Sets the relevant parameters. The 2,3,4 parameter is output and 5,6,7 is the input
Ffplay playback relies on the SDL library, and SDL (Simple DirectMedia Layer) is a set of open source cross-platform multimedia development libraries. First compile the SDL and then compile the ffmpeg.
SDL compiled installation./configure--prefix=/xxx make make install
FFmpeg compile and install./configu
http://blog.csdn.net/qq_33166080/article/details/68928563If you already have some programming experience, the quickest way to learn a new language is to take a medium-sized project, get to know the project again, read the grammar of the new language again, aha, personal opinion.Today to formally configure the Python development game Coorg Tools PyGameintroduction of Pygame ① Pygame is a set of Python program modules developed for the development of game software based on the
Asp.net|web
Now the Internet is constantly developing, in the beginning of the Internet application, we browse the Web page is static, not interactive. And now with the development of technology, will be provided to the Web browser a programmable Web site. These sites will be more tightly integrated in organizations, applications, services, and drivers that will connect directly to another Web site via some applications, and these programmable Web sites will become more reusable and more intelli
650) this.width=650; "Src=" https://mmbiz.qlogo.cn/mmbiz/ Iahl5mqlicpymsxnmqu4vuqob6yjojt8jqgar6qhickg25ia7exqw0c2ickpf9mhibt1iad0op6vwnhvd8rgpjuoc4sa/0?wx_fmt=jpeg " Style= "Height:auto;" alt= "0?wx_fmt=jpeg"/>
Content Introduction exercises and exercises 3, the third part of the first lesson trailer: Install SDL
Course OutlineOur courses are divided into four parts, each of which will be followed by exercises, and the a
: 20: 23: SDL_sound.h: No such file or directory" appears during DOSBOX compilation"
Today, I suddenly wanted to review the Typical DOS game, so I compiled this DOSBOX simulator. In README, I described the need for SDL_SOUND.
So the download and installation went smoothly without specifying the installation path. Therefore, the default installation path is/usr/local/
When compiling DOSBOX make, the following error occurs:
If g ++-DHAVE_CONFIG_H-I. -I. -I .. /.. -I .. /.. /include-I/usr/include/
Recently in the C language of the graphic library, found that there are mainly the following options:
The graphics library for Turbo C
Sdl
Easyx
EGE
1. It is generally believed that the graphics library is too old, and Turboc itself use more trouble, online one-sided is not recommended. But in fact Turbo C also out for the version of Win 7/8/10, try to download the installation, found that need some of Microsoft's DLL, so it
This article mainly describes how to play a video file.
If there is no foundation for YUV, you can look at: http://www.cnblogs.com/nanguabing/archive/2012/04/12/2443485.html
if (SDL_Init(SDL_INIT_VIDEO | SDL_INIT_AUDIO | SDL_INIT_TIMER)) { fprintf(stderr, "Could not initialize SDL - %s/n", SDL_GetError()); exit(1); }
The sdl_init () function tells the
Video Monitoring:
1. Install the SDL library in Ubuntu
2. Run and interpret the source program
3. Video Monitoring between two PCs
4. USB video driver porting ON THE DEVELOPMENT BOARD
5. monitoring between the Development Board and PC
SDL Library: abbreviation of the simple direct control media layer. It is used to directly control the underlying multimedia hardware interfaces and framebuffer interfaces. I
socket node: 0.0.0.0 family: 2 address already in useOrtp-error-exosip: cannot bind on port: 5060Ortp-warning-cocould not start UDP Transport on port 5060, maybe this port is already used.Warning: cocould not start UDP Transport on port 5060, maybe this port is already used.Linphonec> ortp-message-setting video size 352x288Ortp-message-driver is uvcvideoOrtp-message-v4l2: Trying 352x288Ortp-message-v4lv2: yuv420p choosenOrtp-message-size of webcam delivered pictures is 352x288Ortp-message-video
program, you also need to disable emm386. In config. sys of drive C, note out the lines with emm386.exe, for example:
Rem device = c: \ dos71 \ emm386.exe noems
Otherwise, an error occurs in the COM file in the running example. Now you can run the example in the book, for example:
Bochs:
1. Install bochs
# Apt-Get install bochs-SDL vgabios bochsbios
2. If you want to run tinix. IMG, first compile the bochs configuration file:
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