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ffmpeg swift tutorial

$ git submodule init
$ ./FFmpeg-iOS-build-script/build-ffmpeg.sh

###2016.09.03

  • add MediaData protocol
  • add VideoData: MediaData
  • add AudioData: MediaData
  • reduce memory usage

###2016.09.02

  • pull out SDL from Player.swift and doing update video on ViewController.swift
  • resolve thread dead races
  • resolve memory leaks
  • reduce memory usage

###2016.09.01

  • use Accelerate for copy audio stream
  • stop using AVFilter
  • AVAudioEngine playing with Float Planar audio format

###add SwiftPlayer project

  • Using AVAudioEngine, and exclude SDL audio
  • syncing with CADisplayLink, DispatchQueue, DispatchSemaphore
  • No more referencing ffmpeg tutorials. It is too old, and never working well.

###TODO

  • add seeking functions

###olds

  • tutorial1
  • export from video to image files
  • tutorial2
  • play video with SDL
  • decoding with avfilter

swift only coding is not working now.

  • crashing from avfiltercontext type casting problem
  • some macros cannot bridging to swift

SDL2.0 + ffmpeg 3.1.1 + swift is different from olds

  • using AVFilter instead of SWScale
  • using SDL_Texture, SDL_Renderer, SDL_Window instead of SDL_Overlay, SDL_Surface
  • using avcodec_send_packet, avcodec_receive_frame instead of avcodec_decode_video2, avcodec_decode_audio4

now working on tutorial4

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ffmpeg tutorial for swift

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  • C 84.6%
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  • Objective-C 4.4%
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