This thread has been locked.

If you have a related question, please click the "Ask a related question" button in the top right corner. The newly created question will be automatically linked to this question.

DLP LightCrafter 2000EVM无法播放视频?

Other Parts Discussed in Thread: DLPC2607

用apt-get update

   apt-get install mplayer后

运行命令后情况如下:

machinekit@beaglebone:/opt/scripts/device/bone/capes/DLPDLCR2000$ export DISPLAY=:0
machinekit@beaglebone:/opt/scripts/device/bone/capes/DLPDLCR2000$ python MplayerTest.py
set slave address: 27
Make sure the display port is set. For example export DISPLAY=:0

1
SourceSel.EXTERNAL_VIDEO_PARALLEL_I_F_
2
Resolution.NHD_LANDSCAPE
##################################################################
play video
nhd_test.mp4
MPlayer2 2.0-728-g2c378c7-4+b1 (C) 2000-2012 MPlayer Team
Cannot open file '/home/machinekit/.mplayer/input.conf': No such file or directory
Failed to open /home/machinekit/.mplayer/input.conf.
Cannot open file '/etc/mplayer/input.conf': No such file or directory
Failed to open /etc/mplayer/input.conf.

Playing nhd_test.mp4.
Detected file format: QuickTime / MOV (libavformat)
[lavf] stream 0: video (h264), -vid 0
Clip info:
 major_brand: mp42
 minor_version: 1
 compatible_brands: mp42avc1
 creation_time: 2017-07-07 14:32:35
Load subtitles in .
vo: couldn't open the X11 display (:0)!
vo: couldn't open the X11 display (:0)!
vo: couldn't open the X11 display (:0)!
commandline read: mplayer
commandline read: -fs
commandline read: nhd_test.mp4

   ~~~~~~~~~~~~~~~~~~~~~~~~~~| DirectFB 1.2.10 |~~~~~~~~~~~~~~~~~~~~~~~~~~
        (c) 2001-2008  The world wide DirectFB Open Source Community
        (c) 2000-2004  Convergence (integrated media) GmbH
      ----------------------------------------------------------------

(*) DirectFB/Core: Single Application Core. (2014-10-21 10:21)
(!) Direct/Util: opening '/dev/fb0' and '/dev/fb/0' failed
    --> No such file or directory
(!) DirectFB/FBDev: Error opening framebuffer device!
(!) DirectFB/FBDev: Use 'fbdev' option or set FRAMEBUFFER environment variable.
(!) DirectFB/Core: Could not initialize 'system_core' core!
    --> Initialization error!
vo: couldn't open the X11 display (:0)!

   ~~~~~~~~~~~~~~~~~~~~~~~~~~| DirectFB 1.2.10 |~~~~~~~~~~~~~~~~~~~~~~~~~~
        (c) 2001-2008  The world wide DirectFB Open Source Community
        (c) 2000-2004  Convergence (integrated media) GmbH
      ----------------------------------------------------------------

(*) DirectFB/Core: Single Application Core. (2014-10-21 10:21)
(!) Direct/Util: opening '/dev/fb0' and '/dev/fb/0' failed
    --> No such file or directory
(!) DirectFB/FBDev: Error opening framebuffer device!
(!) DirectFB/FBDev: Use 'fbdev' option or set FRAMEBUFFER environment variable.
(!) DirectFB/Core: Could not initialize 'system_core' core!
    --> Initialization error!
vo: couldn't open the X11 display (:0)!

   ~~~~~~~~~~~~~~~~~~~~~~~~~~| DirectFB 1.2.10 |~~~~~~~~~~~~~~~~~~~~~~~~~~
        (c) 2001-2008  The world wide DirectFB Open Source Community
        (c) 2000-2004  Convergence (integrated media) GmbH
      ----------------------------------------------------------------

(*) DirectFB/Core: Single Application Core. (2014-10-21 10:21)
(!) Direct/Util: opening '/dev/fb0' and '/dev/fb/0' failed
    --> No such file or directory
(!) DirectFB/FBDev: Error opening framebuffer device!
(!) DirectFB/FBDev: Use 'fbdev' option or set FRAMEBUFFER environment variable.
(!) DirectFB/Core: Could not initialize 'system_core' core!
    --> Initialization error!
[VO_SDL] SDL initialization failed: DirectFBCreate: Initialization error!.
vo_caca: failed to initialize
VO: [v4l2] No such file or directory
[ass] auto-open
Selected video codec: H.264 / AVC / MPEG-4 AVC / MPEG-4 part 10 [libavcodec]
Audio: no sound
Starting playback...
VIDEO:  640x360  30.000 fps  3600.5 kbps (450.1 kB/s)
VO: [null] 640x360 => 640x360 Planar YV12  [fs]
V:   0.0   0/  0 ??% ??% ??,?% 0 0
Dead key input on file descriptor 0
V:  22.9   0/  0 190% 21%  0.0% 0 0


Exiting... (End of file)
None
Does the video play on the screen? (Pass/Fail/Stop) (Pass/Fail/Stop) and comment: Test passed

此过程中投影画面一直为默认画面,无法播放,应该怎么解决呢?