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Michael Niedermayer 8326072995 fftools/ffmpeg: Fallback to duration if sample rate is unavailable 
Regression since: af1761f7
Fixes: Division by 0
Fixes: ffmpeg_crash_1

Found-by: Thuan Pham, Marcel Böhme, Andrew Santosa and Alexandru Razvan Caciulescu with AFLSmart
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 16d8b13b3b)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-07-10 01:52:56 +02:00
compat
doc doc/APIchanges: Fix typos in hashes 2018-07-10 01:52:55 +02:00
libavcodec avcodec/h264_mc_template: Only prefetch motion if the list is used. 2018-07-10 01:52:56 +02:00
libavdevice avdevice/libdc1394: Make dc1394_frame_format and dc1394_frame_rate, static 2015-08-30 13:10:11 +02:00
libavfilter avfilter/vf_transpose: Fix used plane count. 2018-01-31 23:47:15 +01:00
libavformat avformat/mov: Only set pkt->duration to non negative values 2018-07-10 01:52:56 +02:00
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libavutil avutil/common: Fix integer overflow in av_clip_uint8_c() and av_clip_uint16_c() 2018-02-17 16:11:19 +01:00
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README.md

FFmpeg README

FFmpeg is a collection of libraries and tools to process multimedia content such as audio, video, subtitles and related metadata.

Libraries

  • libavcodec provides implementation of a wider range of codecs.
  • libavformat implements streaming protocols, container formats and basic I/O access.
  • libavutil includes hashers, decompressors and miscellaneous utility functions.
  • libavfilter provides a mean to alter decoded Audio and Video through chain of filters.
  • libavdevice provides an abstraction to access capture and playback devices.
  • libswresample implements audio mixing and resampling routines.
  • libswscale implements color conversion and scaling routines.

Tools

  • ffmpeg is a command line toolbox to manipulate, convert and stream multimedia content.
  • ffplay is a minimalistic multimedia player.
  • ffprobe is a simple analysis tool to inspect multimedia content.
  • ffserver is a multimedia streaming server for live broadcasts.
  • Additional small tools such as aviocat, ismindex and qt-faststart.

Documentation

The offline documentation is available in the doc/ directory.

The online documentation is available in the main website and in the wiki.

Examples

Coding examples are available in the doc/examples directory.

License

FFmpeg codebase is mainly LGPL-licensed with optional components licensed under GPL. Please refer to the LICENSE file for detailed information.