01-25-2013
Difference between opengl es and directfb
i dont know in which forum to ask this question .....
. pardon me if it is not this forum
i wanted to know difference between openGL ES and directfb
as far i know directfb is alternative to x11 in linux for embedded devices. something like ...
application
|
Directfb
|
kernel
|
hardware
where does openGL -ES stand in above structure . is it similar to directfb. if so which one is better ?
thx in advance
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LEARN ABOUT DEBIAN
libplayer-test
LIBPLAYER-TEST(1) General Commands Manual LIBPLAYER-TEST(1)
NAME
libplayer-test - a test media player utility which uses libplayer
SYNOPSIS
libplayer-test [options ...] [files ...]
DESCRIPTION
This manual page documents briefly the libplayer-test command.
libplayer-test is a command-line media player which uses libplayer as a backend. It is mainly used to test and exercise libplayer capabili-
ties.
OPTIONS
-h --help
this help
-p --player <player>
specify the player (mplayer|xine|vlc|gstreamer)
-a --audio <audioout>
specify the audio output (alsa|oss|pulse|null)
-g --video <videoout>
specify the video output (x11|sdl:x11|xv|gl|vdpau|fb|directfb|vaapi|null)
-g --quality <level>
specify the picture quality (0|1|2, best to worse)
-v --verbose
increase verbosity
Default values are dummy player, auto video and auto audio output.
Commands to use libplayer-test:
# change playback mode (auto or single)
. change loop value and mode
, enable/disable shuffle on the playlist
% write a text on the OSD
k enable/disable OSD
+/- increase/decrease speed
]/[ audio delay +/- 100 ms
0/9 increase/decrease volume
m set/unset mute
2/1 5s forward/backward
3/4 previous/next audio track
5/6 previous/next subtitle
7/8 previous/next TV analog channel
{/} previous/next radio channel
(/) previous/next chapter
u toggle subtitle visibility
a change aspect ratio (original/16:9)
l load a stream in the playlist
v print properties and metadata of the current stream
j take a video snapshot of a specific time position
y select a radio channel
z select a TV channel
i print current time position
p start a new playback
o pause/unpause the current playback
s stop the current playback
b start the previous stream in the playlist
n start the next stream in the playlist
c continue with the next stream accordingly to the playback mode
r remove the current stream of the playlist
t remove all streams of the playlist
q quit libplayer-test
Commands for dvdnav:
ARROWS menu navigation
BACKSPACE
return to menu
ENTER select
SEE ALSO
libplayer-testvdr (1)
AUTHOR
libplayer was written by Benjamin Zores <ben@geexbox.org> and Mathieu Schroeter <mathieu.schroeter@mycable.ch>.
This manual page was written by Davide Cavalca <davide@geexbox.org>, for the Debian project (but may be used by others).
10/12/2009 LIBPLAYER-TEST(1)