Ubuntu16.04 编译FFmpeg 4.1.7

下载
https://github.com/FFmpeg/FFmpeg/archive/refs/tags/n4.1.7.zip

unzip n4.1.7.zip
cd FFmpeg-n4.1.7
./configure --enable-shared --enable-nonfree

make -j4

sudo make install

ffmpeg
ffmpeg version 4.1.7 Copyright (c) 2000-2020 the FFmpeg developers
  built with gcc 5.4.0 (Ubuntu 5.4.0-6ubuntu1~16.04.12) 20160609
  configuration: --enable-shared --enable-nonfree
  libavutil      56. 22.100 / 56. 22.100
  libavcodec     58. 35.100 / 58. 35.100
  libavformat    58. 20.100 / 58. 20.100
  libavdevice    58.  5.100 / 58.  5.100
  libavfilter     7. 40.101 /  7. 40.101
  libswscale      5.  3.100 /  5.  3.100
  libswresample   3.  3.100 /  3.  3.100
Hyper fast Audio and Video encoder
usage: ffmpeg [options] [[infile options] -i infile]... {[outfile options] outfile}...

Use -h to get full help or, even better, run 'man ffmpeg'

命令

ffmpeg -codecs |grep vaapi

ffmpeg version 4.1.7 Copyright (c) 2000-2020 the FFmpeg developers
  built with gcc 5.4.0 (Ubuntu 5.4.0-6ubuntu1~16.04.12) 20160609
  configuration: --enable-shared --enable-nonfree
  libavutil      56. 22.100 / 56. 22.100
  libavcodec     58. 35.100 / 58. 35.100
  libavformat    58. 20.100 / 58. 20.100
  libavdevice    58.  5.100 / 58.  5.100
  libavfilter     7. 40.101 /  7. 40.101
  libswscale      5.  3.100 /  5.  3.100
  libswresample   3.  3.100 /  3.  3.100
 DEV.LS h264                 H.264 / AVC / MPEG-4 AVC / MPEG-4 part 10 (decoders: h264 h264_v4l2m2m ) (encoders: h264_v4l2m2m h264_vaapi )
 DEV.L. hevc                 H.265 / HEVC (High Efficiency Video Coding) (encoders: hevc_vaapi )
 DEVIL. mjpeg                Motion JPEG (encoders: mjpeg mjpeg_vaapi )
 DEV.L. mpeg2video           MPEG-2 video (decoders: mpeg2video mpegvideo mpeg2_v4l2m2m ) (encoders: mpeg2video mpeg2_vaapi )
 DEV.L. vp8                  On2 VP8 (decoders: vp8 vp8_v4l2m2m ) (encoders: vp8_v4l2m2m vp8_vaapi )
 DEV.L. vp9                  Google VP9 (encoders: vp9_vaapi )

ffmpeg -hwaccels

ffmpeg version 4.1.7 Copyright (c) 2000-2020 the FFmpeg developers
  built with gcc 5.4.0 (Ubuntu 5.4.0-6ubuntu1~16.04.12) 20160609
  configuration: --enable-shared --enable-nonfree
  libavutil      56. 22.100 / 56. 22.100
  libavcodec     58. 35.100 / 58. 35.100
  libavformat    58. 20.100 / 58. 20.100
  libavdevice    58.  5.100 / 58.  5.100
  libavfilter     7. 40.101 /  7. 40.101
  libswscale      5.  3.100 /  5.  3.100
  libswresample   3.  3.100 /  3.  3.100
Hardware acceleration methods:
vdpau
vaapi

ffmpeg -hwaccel vaapi -i rtsp://admin:admin@192.168.1.162/1/1 -an -f null -

ffmpeg version 4.1.7 Copyright (c) 2000-2020 the FFmpeg developers
  built with gcc 5.4.0 (Ubuntu 5.4.0-6ubuntu1~16.04.12) 20160609
  configuration: --enable-shared --enable-nonfree
  libavutil      56. 22.100 / 56. 22.100
  libavcodec     58. 35.100 / 58. 35.100
  libavformat    58. 20.100 / 58. 20.100
  libavdevice    58.  5.100 / 58.  5.100
  libavfilter     7. 40.101 /  7. 40.101
  libswscale      5.  3.100 /  5.  3.100
  libswresample   3.  3.100 /  3.  3.100
Guessed Channel Layout for Input Stream #0.1 : mono
Input #0, rtsp, from 'rtsp://admin:admin@192.168.1.162/1/1':
  Metadata:
    title           : SDP Descrption
    comment         : SDP Description
  Duration: N/A, start: 0.000000, bitrate: N/A
    Stream #0:0: Video: h264 (High), yuvj420p(pc, bt709, progressive), 2560x1440, 25 fps, 25 tbr, 90k tbn, 50 tbc
    Stream #0:1: Audio: pcm_alaw, 8000 Hz, mono, s16, 64 kb/s
Stream mapping:
  Stream #0:0 -> #0:0 (h264 (native) -> wrapped_avframe (native))
Press [q] to stop, [?] for help
Output #0, null, to 'pipe:':

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