Imported Debian version 2.5.3~trusty1

[deb_ffmpeg.git] / ffmpeg / RELEASE_NOTES

 ┌────────────────────────────────────────┐
 │ RELEASE NOTES for FFmpeg 2.5 "Bohr"    │
 └────────────────────────────────────────┘

   The FFmpeg Project proudly presents FFmpeg 2.5 "Bohr", 2.5 months after the
   release of 2.4.

   The most important new features are AVFoundation screen-grabbing support,
   animated WebP decoding support, and Animated PNG support. In addition, many
   exciting features for video streaming are also implemented, including MPEG-
   DASH fragmenting muxer, HEVC RTP payload muxer, and UDP Lite support.

   As usual, if you have any question on this release or any FFmpeg related
   topic, feel free to join us on the #ffmpeg IRC channel (on
   irc.freenode.net).

   ┌────────────────────────────┐
   │ 🔨  API Information         │
   └────────────────────────────┘

     FFmpeg 2.5 includes the following library versions:

       • libavutil      54.15.100
       • libavcodec     56.13.100
       • libavformat    56.15.102
       • libavdevice    56. 3.100
       • libavfilter     5. 2.103
       • libswscale      3. 1.101
       • libswresample   1. 1.100
       • libpostproc    53. 3.100

     Important API changes since 2.4:

       • avpriv_dv_frame_profile2() has been deprecated


     Please refer to the doc/APIchanges file for more information.

 ┌────────────────────────────┐
 │ ★  List of New Features    │
 └────────────────────────────┘

   ┌────────────────────────────┐
   │ ffprobe                    │
   └────────────────────────────┘

    • -show_pixel_formats option

   ┌────────────────────────────┐
   │ ffserver                   │
   └────────────────────────────┘

    • codec private options support

   ┌────────────────────────────┐
   │ libavcodec                 │
   └────────────────────────────┘

    • STL subtitle decoder
    • libutvideo YUV 4:2:2 10bit support
    • animated WebP decoding support
    • zygoaudio decoding support
    • APNG decoder

   ┌────────────────────────────┐
   │ libavdevice                │
   └────────────────────────────┘

    • XCB-based screen-grabber
    • AVFoundation screen capturing support

   ┌────────────────────────────┐
   │ libavformat                │
   └────────────────────────────┘

    • HEVC/H.265 RTP payload format (draft v6) packetizer
    • SUP/PGS subtitle demuxer
    • STL subtitle demuxer
    • UDP-Lite support (RFC 3828)
    • MPEG-DASH segmenting muxer, which allows creating DASH compatible
      fragmented MP4
    • WebP muxer
    • APNG demuxer

   ┌────────────────────────────┐
   │ libavfilter                │
   └────────────────────────────┘

    • xBR scaling filter

   ┌────────────────────────────┐
   │ libavutil                  │
   └────────────────────────────┘

    • CAST128 symmetric block cipher, ECB mode

   ┌────────────────────────────┐
   │ libpostproc                │
   └────────────────────────────┘

    • visualization support