[MPlayer-users] video out of sync(video_out cpu usage is high)

[Ron Johnson]

On 07/30/2012 08:36 AM, Yogesh Tyagi wrote:
> On Mon, Jul 30, 2012 at 2:48 PM, Andy Furniss <andyqos at ukfsn.org> wrote:
>
>> Yogesh Tyagi wrote:
>>
>>> it no longer says "Shared memory not supported Reverting to normal Xlib"
>>> neither it is showing any information about "XImage/Shm" in the output.
>>>
>>
>> You would need to use mplayer -v to see "XImage/Shm".
>>
>> Please reply to posts like I do here - with the text below not on top.
>>
>> Hi,
>   with mplayer -v option it shows XImage/Shm in the log.
>
> my mplayer produces following log:
>
> ./mplayer -v simpson_1920x800.mp4
>
> MPlayer SVN-r34578-4.6.3 (C) 2000-2012 MPlayer Team
> CPU vendor name: GenuineIntel  max cpuid level: 10
> CPU: Intel(R) Atom(TM) CPU  315   @ 1.20GHz (Family: 6, Model: 54,
> Stepping: 2)
[snip]
> [mov,mp4,m4a,3gp,3g2,mj2 @ 0x8a1c600]All info found
> ==> Found video stream: 0
> ======= VIDEO Format ======
>    biSize 79
>    biWidth 1920
>    biHeight 800
>    biPlanes 0
>    biBitCount 24
>    biCompression 875967048='H264'
>    biSizeImage 4608000
> Unknown extra header dump: [1] [64] [0] [29] [ff] [e1] [0] [18] [67] [64]
> [0] [29] [ac] [34] [e5] [1] [e0] [19] [68] [40] [0] [65] [d3] [c0] [13]
> [12] [d0] [23] [c6] [c] [45] [80] [1] [0] [4] [68] [ee] [bc] [b0]
> ===========================
> [lavf] stream 0: video (h264), -vid 0
> ==> Found audio stream: 1
> ======= WAVE Format =======
> Format Tag: 20557 (0x504D)
> Channels: 2
> Samplerate: 44100
> avg byte/sec: 16009
> Block align: 1
> bits/sample: 16
> cbSize: 5
> Unknown extra header dump: [12] [10] [56] [e5] [0]
> ==========================================================================
> [lavf] stream 1: audio (aac), -aid 0, -alang und
> LAVF: 1 audio and 1 video streams found
> LAVF: build 3480932
> VIDEO:  [H264]  1920x800  24bpp  23.976 fps  7234.8 kbps (883.1 kbyte/s)
[snip]
> VDec: vo config request - 1920 x 800 (preferred colorspace: Planar YV12)
> Trying filter chain: vo
> VDec: using Planar YV12 as output csp (no 0)
> Movie-Aspect is undefined - no prescaling applied.
> VO Config (1920x800->1920x800,flags=0,'MPlayer',0x32315659)
> VO: [x11] 1920x800 => 1920x800 Planar YV12
> VO: Description: X11 ( XImage/Shm )
> VO: Author: Aaron Holtzman <aholtzma at ess.engr.uvic.ca>
> Sharing memory.
> [swscaler @ 0x8a0ba00]using unscaled yuv420p -> bgra special converter
> *** [vo] Exporting mp_image_t, 1920x800x12bpp YUV planar, 2304000 bytes
> A:   3.0 V:   3.0 A-V:  0.000 ct:  0.007   0/  0 33% 49%  1.5% 28
> 0
>
>
> MPlayer interrupted by signal 2 in module: sleep_timer
> A:   3.0 V:   3.0 A-V: -0.001 ct:  0.007   0/  0 33% 49%  1.5% 28
> 0

Maybe your system just isn't beefy enough to handle a 1920x800 MP4.

In order to get 720x480 movies to play jitterless on an ASUS X101 
netbook (http://www.asus.com/Eee/Eee_PC/Eee_PC_X101/#specifications), I 
had to down-convert movies from a bitrate of about 2000 Kbps to about 
1300 Kbps.

-- 
"There is usually only a limited amount of damage that can be
done by dull or stupid people. For creating a truly monumental
disaster, you need people with high IQs."
Thomas Sowell