我正在尝试使用 ffmpeg 的填充选项，但出现错误。
我正在关注本教程。这是错误：
ffmpeg version git-2013-11-13-129af66 Copyright (c) 2000-2013 the FFmpeg developers
built on Nov 13 2013 16:40:26 with gcc 4.4.3 (GCC)
configuration: --arch=arm --target-os=linux --enable-cross-compile --cross-prefix=/Users/sunitha/Downloads/android-ndk/toolchains/arm-linux-androideabi-4.4.3/prebuilt/darwin-x86/bin/arm-linux-androideabi- --prefix=../build --sysroot=/Users/sunitha/Downloads/android-ndk/platforms/android-9/arch-arm --extra-cflags=' -I/Users/sunitha/Downloads/android-ndk/platforms/android-9/arch-arm/usr/include -I/Users/sunitha/Downloads/full_ffmpeg/ffmpeg-android/libmp3lame/include -DANDROID -marm -march=armv6 ' --extra-ldflags=' -L/Users/sunitha/Downloads/android-ndk/platforms/android-9/arch-arm/usr/lib -L/Users/sunitha/Downloads/full_ffmpeg/ffmpeg-android/libmp3lame/lib' --disable-debug --enable-libmp3lame --disable-ffplay --disable-ffprobe --disable-ffserver --enable-avfilter --enable-decoders --enable-demuxers --enable-encoders --enable-filters --enable-indevs --enable-network --enable-parsers --enable-protocols --enable-swscale --enable-gpl --enable-nonfree
libavutil 52. 39.100 / 52. 39.100
libavcodec 55. 18.102 / 55. 18.102
libavformat 55. 12.102 / 55. 12.102
libavdevice 55. 3.100 …