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• FFMpeg build -lavdevice error on mac [on hold]

  5 novembre 2013, par Ilya Kharlamov

  I'm trying to build ffmpeg for kxmovie, but in the end I get the message here is :

  Build settings from command line:
  
      ARCHS = armv7s
  
      SDKROOT = iphoneos7.0
  
      SYMROOT = tmp/build
  
  
  
  === BUILD TARGET kxmovie OF PROJECT kxmovie WITH CONFIGURATION Release ===
  
  
  
  Check dependencies
  
  
  
  Libtool tmp/build/Release-iphoneos/libkxmovie.a normal armv7s
  
      cd /Volumes/Files/Kharlamov/Desktop/kxtorrent/submodules/kxmovie
  
      setenv IPHONEOS_DEPLOYMENT_TARGET 7.0
  
      setenv PATH "/Applications/Xcode.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/usr/bin:/Applications/Xcode.app/Contents/Developer/usr/bin:/usr/bin:/bin:/usr/sbin:/sbin:/usr/local/bin"
  
      /Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/libtool -static -arch_only armv7s -syslibroot /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS7.0.sdk -L/Volumes/Files/Kharlamov/Desktop/kxtorrent/submodules/kxmovie/tmp/build/Release-iphoneos -L/Volumes/Files/Kharlamov/Desktop/kxtorrent/submodules/kxmovie/libs -filelist /Volumes/Files/Kharlamov/Desktop/kxtorrent/submodules/kxmovie/tmp/build/kxmovie.build/Release-iphoneos/kxmovie.build/Objects-normal/armv7s/kxmovie.LinkFileList -ObjC -all_load -framework Foundation -framework CoreGraphics -lavcodec -lavdevice -lavformat -lavutil -lswresample -lswscale /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS7.0.sdk/usr/lib/libz.dylib -framework MediaPlayer -framework CoreAudio -framework AudioToolbox -framework Accelerate -framework QuartzCore -framework OpenGLES -o /Volumes/Files/Kharlamov/Desktop/kxtorrent/submodules/kxmovie/tmp/build/Release-iphoneos/libkxmovie.a
  
  /Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/libtool: -dynamic not specified, -all_load invalid
  
  /Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/libtool: -dynamic not specified the following flags are invalid: -ObjC 
  
  /Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/libtool: can't locate file for: -lavdevice
  
  /Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/libtool: file: -lavdevice is not an object file (not allowed in a library)
  
  /Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/libtool: file: /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS7.0.sdk/usr/lib/libz.dylib is a dynamic library, not added to the static library
  
  /Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/libtool: file: /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS7.0.sdk/usr/lib/libz.dylib is a dynamic library, not added to the static library
  
  /Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/libtool: file: /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS7.0.sdk/usr/lib/libz.dylib is a dynamic library, not added to the static library
  
  Command /Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/libtool failed with exit code 1
  
  
  
  ** BUILD FAILED **
  
  
  
  
  
  The following build commands failed:
  
      Libtool tmp/build/Release-iphoneos/libkxmovie.a normal armv7s
  
  (1 failure)
  
  rake aborted!
  
  ******** Build failed ********

  Help please, what is the problem and how to fix it ?
  P.S. I'm sorry for my english, I'm just learning :)

• Creating video with multiple audios and one still image with ffmpeg [on hold]

  4 mai 2014, par user3601509

  Hi i want to create many videos with multiples audios and one single picture.

  For example i have song1.mp3, song2.mp3, song3.mp3 and one single picture. What i need to do is to create many videos and name that videos as : song1.mp4, song2.mp4, song3.mp4

  I want to create many videos at once. Because i have a huge amount of songs and i need a lot of videos with that songs, sorry for my english.

  I have this script for only one picture and one mp3, but i need to create bulk videos can you help me ? ffmpeg -loop 1 -shortest -r 0.1 -i online.mp3 -i imagen.png -ab 128k output.avi

  Many thanks

• How to merge audio and video files with specific frame rate with ffmpeg ? [on hold]

  3 mai 2014, par Mulagala

  I want to merge to files, video file is ’one.webm’,and audio file is ’def.wav’.I have successfully merged these to files to a avi format.But i am getting 1000 frames per second.How to reduce the frame rate.I used this command to merge

  ffmpeg -i def.wav -i abc.webm -acodec copy -vcodec copy output.avi

  i am using

  linux fedora19

  Thanks in advance !