ffmpeg/RELEASE_NOTES

   1  ┌────────────────────────────────────────┐
   2  │ RELEASE NOTES for FFmpeg 2.5 "Bohr"    │
   3  └────────────────────────────────────────┘
   4
   5    The FFmpeg Project proudly presents FFmpeg 2.5 "Bohr", 2.5 months after the
   6    release of 2.4.
   7
   8    The most important new features are AVFoundation screen-grabbing support,
   9    animated WebP decoding support, and Animated PNG support. In addition, many
  10    exciting features for video streaming are also implemented, including MPEG-
  11    DASH fragmenting muxer, HEVC RTP payload muxer, and UDP Lite support.
  12
  13    As usual, if you have any question on this release or any FFmpeg related
  14    topic, feel free to join us on the #ffmpeg IRC channel (on
  15    irc.freenode.net).
  16
  17    ┌────────────────────────────┐
  18    │ 🔨  API Information         │
  19    └────────────────────────────┘
  20
  21      FFmpeg 2.5 includes the following library versions:
  22
  23        • libavutil      54.15.100
  24        • libavcodec     56.13.100
  25        • libavformat    56.15.102
  26        • libavdevice    56. 3.100
  27        • libavfilter     5. 2.103
  28        • libswscale      3. 1.101
  29        • libswresample   1. 1.100
  30        • libpostproc    53. 3.100
  31
  32      Important API changes since 2.4:
  33
  34        • avpriv_dv_frame_profile2() has been deprecated
  35
  36
  37      Please refer to the doc/APIchanges file for more information.
  38
  39  ┌────────────────────────────┐
  40  │ ★  List of New Features    │
  41  └────────────────────────────┘
  42
  43    ┌────────────────────────────┐
  44    │ ffprobe                    │
  45    └────────────────────────────┘
  46
  47     • -show_pixel_formats option
  48
  49    ┌────────────────────────────┐
  50    │ ffserver                   │
  51    └────────────────────────────┘
  52
  53     • codec private options support
  54
  55    ┌────────────────────────────┐
  56    │ libavcodec                 │
  57    └────────────────────────────┘
  58
  59     • STL subtitle decoder
  60     • libutvideo YUV 4:2:2 10bit support
  61     • animated WebP decoding support
  62     • zygoaudio decoding support
  63     • APNG decoder
  64
  65    ┌────────────────────────────┐
  66    │ libavdevice                │
  67    └────────────────────────────┘
  68
  69     • XCB-based screen-grabber
  70     • AVFoundation screen capturing support
  71
  72    ┌────────────────────────────┐
  73    │ libavformat                │
  74    └────────────────────────────┘
  75
  76     • HEVC/H.265 RTP payload format (draft v6) packetizer
  77     • SUP/PGS subtitle demuxer
  78     • STL subtitle demuxer
  79     • UDP-Lite support (RFC 3828)
  80     • MPEG-DASH segmenting muxer, which allows creating DASH compatible
  81       fragmented MP4
  82     • WebP muxer
  83     • APNG demuxer
  84
  85    ┌────────────────────────────┐
  86    │ libavfilter                │
  87    └────────────────────────────┘
  88
  89     • xBR scaling filter
  90
  91    ┌────────────────────────────┐
  92    │ libavutil                  │
  93    └────────────────────────────┘
  94
  95     • CAST128 symmetric block cipher, ECB mode
  96
  97    ┌────────────────────────────┐
  98    │ libpostproc                │
  99    └────────────────────────────┘
 100
 101     • visualization support