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Ubuntu ffmpeg testing
Ubuntu ffmpeg testing











ubuntu ffmpeg testing ubuntu ffmpeg testing

Where video.ogv is the file you want to open. There is a bitstream analyzer, with a GUI based on wxWidgets available. y4m files, and other tools can convert them to various other formats. Or you can pipe the raw video stream directly to the player of your choice: examples/dump_video video.ogv -o decoded_video.y4m If you want to use a different player, you can decode the video back to. Use encoder_example.exe -h for the in-built help.įor information on the controls available while playing, run

  • -o video.ogv is the name of the encoded video file to output.
  • video.y4m is the input video you want to encode.
  • -v ? specifies the amount of compression (currently from 0 to 511, where 0 is lossless, 511 is very lossy).
  • examples/encoder_example -v 30 video.y4m -o video.ogv

    ubuntu ffmpeg testing

  • Subset 4 (1000 images, large testing set).
  • Subset 3 (1000 images, large training set).
  • Subset 2 (50 images, small testing set).
  • Subset 1 (50 images, small training set).
  • Xiph also maintains a set of still-image collections in. There are subsets of 1-second-long videos for faster encoding: These videos are relatively large and will take a long time to encode. Checking out a copy on Windows and then trying to use it on Linux will not work, as executable permissions and line-endings will not be set properly. Make sure you run the git clone operation on the same machine where you intend to use the code. install Xcode from the App Store and select 'Command Line Tools' from the Preferences::Downloads panel, or download and install the pkg directly from .īrew install autoconf automake libtool libogg libpng libjpeg check sdl2 Install Apple's command line developer tools. Sudo apt-get install autoconf git g++ libtool libsdl2-gfx-dev libogg-dev libjpeg-dev libpng-dev check Run the following command to install dependencies: If you have a package manager that has separate -dev versions with the public headers, make sure you install those in addition to the actual libraries. Instructions for installing these packages are OS-specific (feel free to contribute some here, especially if you tried installing these somewhere and ran into difficulties you will likely save other people some pain).
  • libwxgtk2.8 (optional: only needed if -enable-analyzer is passed to.
  • libsdl2 (can by skipped if you pass -disable-player to.
  • ubuntu ffmpeg testing

  • libcheck (v0.9.8 or later, can be skipped if you pass -disable-unit-tests to.
  • Standard build tools (autoconf, automake v1.11 or later, libtool, pkg-config, and a C compiler).
  • Installation Obtaining dependencies Linux
  • 8 Showing frame differences in a y4m file.












  • Ubuntu ffmpeg testing