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[问答]

FIREFLY-RK3399-UBUNTU的QT/ffplay解码器是如何工作的

FIREFLY-RK3399-UBUNTU的QT/ffplay解码器是如何工作的?

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李子跃

2022-3-8 10:40:40
  注意
  ## Ubuntu 20
  ## QT/ffplay 硬件解码器工作正常。
  ### 注意 X11/Desktop Qt 和 mpv 的硬件视频解码器是基于 gstream 插件的
  ### Firefly ffmpeg 来自 firefly source resposity
  ## dpkg -l |grep firefly
  # /etc/apt/sources.list
  root@firefly:~ # cat /proc/version
  Linux 版本 4.4.194+ (jincheng@jincheng-PC) (local/internal-gitlab/rk3399/firefly: 44a8d8fabe4b94d62ed24e19b7946084a0a5fe29) (gcc 版本 6.3.1 20170404 (Linaro GCC 6.3-2017.05)) #3 SMP Thu Sep 9 14:41:07 CST 2021
  root@firefly:~#
  root@firefly:~# cat /etc/^C
  root@firefly:~# cat /etc/issue
  Ubuntu 20.04.3 LTS n l
  firefly@萤火虫:~$ echo $XDG_SESSION_TYPE
  x11
  firefly@firefly:~$
  firefly@firefly:~$ xdriinfo
  libGL error: failed to create dri screen
  libGL error: failed to load driver: rockchip
  libGL error: failed to create dri screen
  libGL error: failed to load driver: rockchip
  Screen 0: swrast
  firefly@firefly:~$ tty
  /dev/pts/3
  firefly@firefly:~$
  irefly@firefly:~$ glmark2-es2-drm
  arm_release_ver of this libmali is ‘r18p0-01rel0’, rk_so_ver is ‘4’.arm_release_ver of这个libmali是‘r18p0-01rel0’,rk_so_ver是‘4’。=================================== ====================
  glmark2 2021.02
  ============================ ============================
  OpenGL信息
  GL_VENDOR:ARM
  GL_RENDERER: Mali-T860
  GL_VERSION: OpenGL ES 3.2 v1.r18p0-01rel0.5cb5681058e8e076ff89747c20c32578
  ================================ ======================
  [build] use-vbo=false: FPS: 60 FrameTime: 16.667 ms
  [build] use-vbo=true: FPS: 60 FrameTime: 16.667 ms
  [texture] texture-filter=nearest: FPS: 60 FrameTime: 16.667 ms
  [texture] texture-filter=linear:^C FPS: 60 FrameTime: 16.667 ms
  ============ =============================================
  glmark2 得分:60
  === ==================================================== ==
  ## Ubuntu 20
  ## QT/ffplay 硬件解码器工作正常。
  ### 注意 X11/Desktop Qt 和 mpv 的硬件视频解码器是基于 gstream 插件的
  ### Firefly ffmpeg 来自 firefly source resposiity
  ## dpkg -l |grep firefly
  # /etc/apt/sources.list
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