[MPlayer-users] mencoder and HD videos on multimedia player

[Mathieu Westphal]

On 04/24/2012 11:43 AM, Krzysztof Duchnowski wrote:
> On 24.04.2012 09:40, Mathieu Westphal wrote:
>    
>> Hello
>>
>> I try again, i'm afraid so first one didn't pass as a new thread here.
>>
>> I have a multimedia server provided by my isp ( Free , i'm French ),
>> wich has the capability to play movie on my television.
>>
>> But this player cannot read chinese subtitles. So the current solution I
>> use is to rencode hard-coded sub movie (using mencoder) wich can be used
>> without any
>> problem on the "freebox" .
>>
>> Anyway, if it work well with standard movies and dvd, it do not work
>> with HD movie. I've tried lot of different video codec for the
>> reencoding, and some of them work well with mplayer, but non seems to
>> work on the player.
>>
>> However the ORIGINAL video play just FINE, without any problem.
>>
>> So is there a "standard" way to encode high res movie with mencoder?
>> How to identify the codec of the original video so i can use exactly the
>> same encoding?
>> Why my freebox cannot play HD video encoded with mencoder?
>>
>>
>> Anyway here are the information about the "freebox" :
>> http://www.freeplayer.org/viewtopic.php?p=65255#65255
>>
>> Here are the information about the original file :
>>
>>   >mediainfo Game.of.Thrones.S02E02.720p.HDTV.x264-IMMERSE.mkv
>> General
>> Complete name                    : video .mkv
>> Format                           : Matroska
>> File size                        : 1.29 GiB
>> Duration                         : 54mn 57s
>> Overall bit rate                 : 3 352 Kbps
>> Writing application              : x264.exe
>> Writing library                  : mkv2rls x264-tv version built on
>> 2011. febr. 17
>>
>> Video
>> ID                               : 1
>> Format                           : AVC
>> Format/Info                      : Advanced Video Codec
>> Format profile                   : High at L4.1
>> Format settings, CABAC           : Yes
>> Format settings, ReFrames        : 5 frames
>> Codec ID                         : V_MPEG4/ISO/AVC
>> Duration                         : 54mn 57s
>> Bit rate                         : 2 901 Kbps
>> Width                            : 1 280 pixels
>> Height                           : 720 pixels
>> Display aspect ratio             : 16:9
>> Frame rate                       : 23.976 fps
>> Color space                      : YUV
>> Chroma subsampling               : 4:2:0
>> Bit depth                        : 8 bits
>> Scan type                        : Progressive
>> Bits/(Pixel*Frame)               : 0.131
>> Stream size                      : 1.11 GiB (87%)
>> Writing library                  : x264 core 122 r2184 5c85e0a
>> Encoding settings                : cabac=1 / ref=5 / deblock=1:0:0 /
>> analyse=0x3:0x113 / me=umh / subme=8 / psy=1 / psy_rd=1.00:0.00 /
>> mixed_ref=1 / me_range=16 / chroma_me=1 / trellis=1 / 8x8dct=1 / cqm=0 /
>> deadzone=21,11 / fast_pskip=1 / chroma_qp_offset=-2 / threads=18 /
>> sliced_threads=0 / nr=0 / decimate=1 / interlaced=0 / bluray_compat=0 /
>> constrained_intra=0 / bframes=3 / b_pyramid=2 / b_adapt=2 / b_bias=0 /
>> direct=3 / weightb=1 / open_gop=0 / weightp=2 / keyint=250 /
>> keyint_min=23 / scenecut=40 / intra_refresh=0 / rc_lookahead=50 / rc=crf
>> / mbtree=1 / crf=18.0 / qcomp=0.60 / qpmin=0 / qpmax=69 / qpstep=4 /
>> ip_ratio=1.40 / aq=1:1.00
>> Language                         : English
>>
>> Audio
>> ID                               : 2
>> Format                           : AC-3
>> Format/Info                      : Audio Coding 3
>> Mode extension                   : CM (complete main)
>> Codec ID                         : A_AC3
>> Duration                         : 54mn 57s
>> Bit rate mode                    : Constant
>> Bit rate                         : 384 Kbps
>> Channel(s)                       : 2 channels
>> Channel positions                : Front: L R
>> Sampling rate                    : 48.0 KHz
>> Bit depth                        : 16 bits
>> Compression mode                 : Lossy
>> Stream size                      : 151 MiB (11%)
>> Language                         : English
>>      
>
> Try this:
>
> $~: mkfifo /tmp/mplayer.fifo
> $~: mplayer -noconfig all -correct-pts -benchmark -nosound -ass -vo
> yuv4mpeg:file=/tmp/mplayer.fifo input.mkv&  x264 --profile high --preset
> slow --tune film --ref 5 --mixed-refs --bframes 3 --b-pyramid strict
> --direct auto --filter -1:-1 --trellis 2 --partitions all --8x8dct
> --vbv-bufsize 50000 --vbv-maxrate 20000 --me umh --keyint 300
> --min-keyint 15 --crf 18 --sar 1:1 --threads 3 --level 4.1 -o output.mp4
>    
[5] 2555
bash: x264: command not found
glow at glowDebian:~/Vidéos$ MPlayer SVN-r34809 (C) 2000-2012 MPlayer Team
Can't open joystick device /dev/input/js0: No such file or directory
Can't init input joystick
mplayer: could not connect to socket
mplayer: No such file or directory
Failed to open LIRC support. You will not be able to use your remote 
control.


I'm sorry but i don't understand what this command is trying to do so i 
cannot correct it.

> $~: mkvmerge -o output.mkv output.mp4 input.mkv -D -S
>
>