[MPlayer-users] copy DVD, then compression, produces "jumpy " and pixelated avi?

Yang teddyyyy123 at gmail.com
Sun Dec 28 01:42:26 CET 2014 

I nailed it down a bit further. on the problematic desktop,  I play the DVD
disc directly. totem plays it fine, but mplayer gives the old symptoms. (so
it can't be due to hardware) here is the error msg:

I already checked the diff of packages on both boxes, and made sure they
are the same


yy at yy-70A4000HUX:~/media/Videos/Preschool$ cat l
MPlayer2 2.0-701-gd4c5b7f-2ubuntu2 (C) 2000-2012 MPlayer Team
Cannot open file '/home/yy/.mplayer/input.conf': No such file or directory
Failed to open /home/yy/.mplayer/input.conf.
Cannot open file '/etc/mplayer/input.conf': No such file or directory
Failed to open /etc/mplayer/input.conf.

Playing dvd://.
There are 18 titles on this DVD.
There are 3 angles in this DVD title.

libdvdread: Attempting to retrieve all CSS keys
libdvdread: This can take a _long_ time, please be patient

libdvdread: Get key for /VIDEO_TS/VIDEO_TS.VOB at 0x00000154
libdvdread: Elapsed time 0
libdvdread: Get key for /VIDEO_TS/VTS_01_1.VOB at 0x0000036f
libdvdread: Elapsed time 0
libdvdread: Get key for /VIDEO_TS/VTS_02_1.VOB at 0x00000446
libdvdread: Elapsed time 0
libdvdread: Get key for /VIDEO_TS/VTS_03_1.VOB at 0x0000195d
libdvdread: Elapsed time 0
libdvdread: Get key for /VIDEO_TS/VTS_04_0.VOB at 0x00004103
libdvdread: Elapsed time 0
libdvdread: Get key for /VIDEO_TS/VTS_04_1.VOB at 0x00004556
libdvdread: Elapsed time 0
libdvdread: Get key for /VIDEO_TS/VTS_05_1.VOB at 0x0000791c
libdvdread: Elapsed time 0
libdvdread: Get key for /VIDEO_TS/VTS_06_1.VOB at 0x00019f6b
libdvdread: Elapsed time 0
libdvdread: Get key for /VIDEO_TS/VTS_07_1.VOB at 0x000213f2
libdvdread: Elapsed time 0
libdvdread: Get key for /VIDEO_TS/VTS_08_1.VOB at 0x000336ee
libdvdread: Elapsed time 0
libdvdread: Get key for /VIDEO_TS/VTS_09_1.VOB at 0x00045b31
libdvdread: Elapsed time 0
libdvdread: Get key for /VIDEO_TS/VTS_10_0.VOB at 0x0005996b
libdvdread: Elapsed time 0
libdvdread: Get key for /VIDEO_TS/VTS_10_1.VOB at 0x00077c6c
libdvdread: Elapsed time 0
libdvdread: Get key for /VIDEO_TS/VTS_11_1.VOB at 0x00077cac
libdvdread: Elapsed time 0
libdvdread: Get key for /VIDEO_TS/VTS_12_1.VOB at 0x00344d97
libdvdread: Elapsed time 0
libdvdread: Get key for /VIDEO_TS/VTS_13_1.VOB at 0x00345023
libdvdread: Elapsed time 0
libdvdread: Get key for /VIDEO_TS/VTS_14_1.VOB at 0x0036f5e4
libdvdread: Elapsed time 0
libdvdread: Found 14 VTS's
libdvdread: Elapsed time 0
audio stream: 0 format: ac3 (5.1) language: en aid: 128.
audio stream: 1 format: ac3 (stereo) language: en aid: 129.
audio stream: 2 format: ac3 (5.1) language: fr aid: 130.
audio stream: 3 format: ac3 (5.1) language: es aid: 131.
number of audio channels on disk: 4.
subtitle ( sid ): 1 language: en
subtitle ( sid ): 3 language: en
subtitle ( sid ): 5 language: fr
subtitle ( sid ): 7 language: es
number of subtitles on disk: 4

Detected file format: MPEG-PS
VIDEO:  MPEG2  720x480  (aspect 3)  29.970 fps  9800.0 kbps (1225.0 kbyte/s)
Failed to open VDPAU backend libvdpau_i965.so: cannot open shared object
file: No such file or directory
[vdpau] Error when calling vdp_device_create_x11: 1
[ass] auto-open
Selected video codec: MPEG-2 video [libavcodec]
[ac3 @ 0x7f4d35b3da20]frame sync error
[ac3 @ 0x7f4d35b3da20]frame CRC mismatch
[AVAudioResampleContext @ 0x7f4d34c04d60]Value 0.000000 for parameter
'in_sample_rate' out of range
[AVAudioResampleContext @ 0x7f4d34c04d60]Value 0.000000 for parameter
'out_sample_rate' out of range
Audio decoder did not specify audio format!
Audio decoder init failed for codecs.conf entry "ffac3".
Selected audio codec: AC3-liba52 [liba52]
AUDIO: 48000 Hz, 2 ch, floatle, 384.0 kbit/12.50% (ratio: 48000->384000)
AO: [pulse] 48000Hz 2ch floatle (4 bytes per sample)
Starting playback...
[mpeg2video @ 0x7f4d35b3da20]Warning MVs not available
[mpeg2video @ 0x7f4d35b3da20]concealing 1065 DC, 1065 AC, 1065 MV errors
[mpeg2video @ 0x7f4d35b3da20]ac-tex damaged at 39 21
[mpeg2video @ 0x7f4d35b3da20]ac-tex damaged at 34 6
[mpeg2video @ 0x7f4d35b3da20]Warning MVs not available
[mpeg2video @ 0x7f4d35b3da20]concealing 765 DC, 765 AC, 765 MV errors
VIDEO:  720x480  29.970 fps  9800.0 kbps (1225.0 kB/s)
Aspect ratio is 1.78:1 - scaling to correct movie aspect.
VO: [xv] 720x480 => 853x480 Planar YV12
a52: error at resampling
a52: error at resampling
A:   0.6 V:   0.2 A-V:  0.372 ct:  0.000   2/  2 ??% ??% ??,?% 0 0
a52: error at resampling
a52: error at resampling
a52: error at resampling
a52: error at resampling
A:   0.4 V:   0.3 A-V:  0.152 ct:  0.000   6/  5 ??% ??% ??,?% 0 0
[mpeg2video @ 0x7f4d35b3da20]slice mismatch
[mpeg2video @ 0x7f4d35b3da20]Warning MVs not available
[mpeg2video @ 0x7f4d35b3da20]concealing 315 DC, 315 AC, 315 MV errors
A:   0.5 V:   0.4 A-V:  0.083 ct:  0.010  10/  8 ??% ??% ??,?% 0 0

[mpeg2video @ 0x7f4d35b3da20][mpeg2video @ 0x7f4d35b3da20]ac-tex damaged at
38 21
invalid mb type in I Frame at 33 6
[mpeg2video @ 0x7f4d35b3da20]concealing 720 DC, 720 AC, 720 MV errors
A:   0.6 V:   0.5 A-V:  0.061 ct:  0.020  13/ 11 ??% ??% ??,?% 0 0
[mpeg2video @ 0x7f4d35b3da20]ac-tex damaged at 7 4
[mpeg2video @ 0x7f4d35b3da20]ac-tex damaged at 1 5
[mpeg2video @ 0x7f4d35b3da20]00 motion_type at 0 6
[mpeg2video @ 0x7f4d35b3da20]ac-tex damaged at 1 11
[mpeg2video @ 0x7f4d35b3da20]00 motion_type at 1 12
[mpeg2video @ 0x7f4d35b3da20]mb incr damaged
[mpeg2video @ 0x7f4d35b3da20]00 motion_type at 3 14
[mpeg2video @ 0x7f4d35b3da20]invalid mb type in P Frame at 30 15
[mpeg2video @ 0x7f4d35b3da20]concealing 315 DC, 315 AC, 315 MV errors
A:   0.7 V:   0.7 A-V:  0.027 ct:  0.023  15/ 12 ??% ??% ??,?% 0 0
ac-tex damaged at 33 6

[mpeg2video @ 0x7f4d35b3da20]ac-tex damaged at 39 21
[mpeg2video @ 0x7f4d35b3da20]concealing 765 DC, 765 AC, 765 MV errors
A:   0.8 V:   0.8 A-V:  0.017 ct:  0.032  18/ 15  6%  0%  0.5% 0 0

demux_mpg: 24000/1001fps progressive NTSC content detected, switching
framerate.
[mpeg2video @ 0x7f4d35b3da20]mb incr damaged
[mpeg2video @ 0x7f4d35b3da20]00 motion_type at 5 16
[mpeg2video @ 0x7f4d35b3da20]00 motion_type at 1 17
[mpeg2video @ 0x7f4d35b3da20]slice mismatch
[mpeg2video @ 0x7f4d35b3da20]00 motion_type at 5 19
[mpeg2video @ 0x7f4d35b3da20]ac-tex damaged at 1 20
[mpeg2video @ 0x7f4d35b3da20]ac-tex damaged at 1 21
[mpeg2video @ 0x7f4d35b3da20]mb incr damaged
[mpeg2video @ 0x7f4d35b3da20]ac-tex damaged at 2 23
[mpeg2video @ 0x7f4d35b3da20]invalid cbp at 6 24
[mpeg2video @ 0x7f4d35b3da20]ac-tex damaged at 1 25
[mpeg2video @ 0x7f4d35b3da20]ac-tex damaged at 13 26
[mpeg2video @ 0x7f4d35b3da20]mb incr damaged
[mpeg2video @ 0x7f4d35b3da20]concealing 540 DC, 540 AC, 540 MV errors
A:   0.9 V:   1.2 A-V: -0.310 ct:  0.027  20/ 16  7%  0%  0.5% 0 0
a52: error at resampling
a52: error at resampling
a52: error at resampling
a52: error at resampling
A:   1.2 V:   1.3 A-V: -0.095 ct:  0.013  23/ 19  5%  0%  0.6% 0 0
[mpeg2video @ 0x7f4d35b3da20]mb incr damaged
[mpeg2video @ 0x7f4d35b3da20]concealing 1125 DC, 1125 AC, 1125 MV errors
A:   1.3 V:   1.4 A-V: -0.091 ct:  0.009  24/ 20  6%  0%  0.5% 0 0
[mpeg2video @ 0x7f4d35b3da20]ac-tex damaged at 11 14
[mpeg2video @ 0x7f4d35b3da20]skipped MB in I frame at 16 29
[mpeg2video @ 0x7f4d35b3da20]ac-tex damaged at 0 25
[mpeg2video @ 0x7f4d35b3da20]ac-tex damaged at 0 26
[mpeg2video @ 0x7f4d35b3da20]invalid mb type in I Frame at 0 27
[mpeg2video @ 0x7f4d35b3da20]ac-tex damaged at 0 28
[mpeg2video @ 0x7f4d35b3da20]invalid mb type in I Frame at 0 29
[mpeg2video @ 0x7f4d35b3da20]concealing 585 DC, 585 AC, 585 MV errors
A:   1.6 V:   1.8 A-V: -0.160 ct:  0.005  27/ 23  5%  0%  0.5% 0 0
a52: error at resampling
A:   1.7 V:   1.8 A-V: -0.106 ct:  0.000  28/ 24  5%  0%  0.5% 0 0
a52: error at resampling
a52: error at resampling
[mpeg2video @ 0x7f4d35b3da20]00 motion_type at 20 12
[mpeg2video @ 0x7f4d35b3da20]concealing 270 DC, 270 AC, 270 MV errors
A:   2.0 V:   1.9 A-V:  0.104 ct:  0.009  30/ 26  5%  0%  0.8% 0 0
[mpeg2video @ 0x7f4d35b3da20]ac-tex damaged at 14 14
[mpeg2video @ 0x7f4d35b3da20]skipped MB in I frame at 20 29
[mpeg2video @ 0x7f4d35b3da20]ac-tex damaged at 0 27
[mpeg2video @ 0x7f4d35b3da20]invalid mb type in I Frame at 0 28
[mpeg2video @ 0x7f4d35b3da20]ac-tex damaged at 0 29
[mpeg2video @ 0x7f4d35b3da20]skipped MB in I frame at 36 6
[mpeg2video @ 0x7f4d35b3da20]concealing 855 DC, 855 AC, 855 MV errors
A:   2.1 V:   2.2 A-V: -0.146 ct:  0.009  32/ 28  5%  0%  0.8% 0 0
a52: error at resampling
a52: error at resampling
A:   2.5 V:   2.3 A-V:  0.233 ct:  0.017  34/ 30  4%  0%  0.8% 0 0
[mpeg2video @ 0x7f4d35b3da20]00 motion_type at 5 21
[mpeg2video @ 0x7f4d35b3da20]concealing 0 DC, 0 AC, 0 MV errors
A:   2.6 V:   2.3 A-V:  0.229 ct:  0.021  35/ 31  4%  0%  0.8% 0 0
[mpeg2video @ 0x7f4d35b3da20]
ac-tex damaged at 39 21
skipped MB in I frame at 34 6
[mpeg2video @ 0x7f4d35b3da20]concealing 720 DC, 720 AC, 720 MV errors
A:   2.6 V:   2.4 A-V:  0.221 ct:  0.030  37/ 33  5%  0%  0.8% 0 0
a52: error at resampling
a52: error at resampling
a52: error at resampling
SPUtest: broken packet!!!!! y=31300 < x=2637
A:   3.1 V:   2.8 A-V:  0.229 ct:  0.050  42/ 38  4%  0%  0.7% 0 0
a52: error at resampling
[mpeg2video @ 0x7f4d35b3da20]00 motion_type at 0 20
[mpeg2video @ 0x7f4d35b3da20]concealing 0 DC, 0 AC, 0 MV errors
A:   3.1 V:   2.9 A-V:  0.260 ct:  0.055  43/ 39  4%  0%  0.7% 0 0
a52: error at resampling
[mpeg2video @ 0x7f4d35b3da20]ac-tex damaged at 18 29
[mpeg2video @ 0x7f4d35b3da20]ac-tex damaged at 0 25
[mpeg2video @ 0x7f4d35b3da20]ac-tex damaged at 0 26
[mpeg2video @ 0x7f4d35b3da20]ac-tex damaged at 0 27
[mpeg2video @ 0x7f4d35b3da20]ac-tex damaged at 0 28
[mpeg2video @ 0x7f4d35b3da20]ac-tex damaged at 0 29
[mpeg2video @ 0x7f4d35b3da20]invalid mb type in I Frame at 13 14
[mpeg2video @ 0x7f4d35b3da20]concealing 585 DC, 585 AC, 585 MV errors
A:   3.5 V:   2.9 A-V:  0.558 ct:  0.059  44/ 40  4%  0%  0.8% 0 0
[mpeg2video @ 0x7f4d35b3da20]00 motion_type at 9 15
[mpeg2video @ 0x7f4d35b3da20]concealing 810 DC, 810 AC, 810 MV errors
A:   3.6 V:   3.0 A-V:  0.550 ct:  0.067  46/ 42  4%  0%  0.7% 0 0
[mpeg2video @ 0x7f4d35b3da20]skipped MB in I frame at 19 29
[mpeg2video @ 0x7f4d35b3da20]ac-tex damaged at 0 28
[mpeg2video @ 0x7f4d35b3da20]ac-tex damaged at 0 29
[mpeg2video @ 0x7f4d35b3da20]invalid mb type in I Frame at 15 14
[mpeg2video @ 0x7f4d35b3da20]concealing 450 DC, 450 AC, 450 MV errors
A:   3.6 V:   3.2 A-V:  0.379 ct:  0.071  47/ 43  4%  0%  0.7% 0 0

Exiting... (Quit)


On Sat, Dec 27, 2014 at 4:15 PM, jd1008 <jd1008 at gmail.com> wrote:

>
> On 12/27/2014 05:03 PM, Yang wrote:
>
>> ok, I tried
>>
>> --dumpstream
>>
>> it's funny that on my laptop this produced correct result, but on another
>> desktop, the exact same command still produced pixelated and jumpy video.
>>   the file lengths are exactly the same, but contents are different. I
>> tried
>> the same command twice on the problematic desktop, both times it produced
>> exactly the same file (binary equivalent byte by byte). I don't know why
>> the two  boxes produced different files. both have libdvdread4 installed.
>> both have the same ubuntu 14.04 and same version of mplayer/mencoder
>> installed.....
>>
>>  It could be the 2 computers have different processing power, ram amount
> and graphics chipsets ....etc.
> If you take the file from the box that is playing it badly to the box that
> plays well, how does it look?
>
>
>
>> On Sat, Dec 27, 2014 at 7:42 AM, Reimar Döffinger <
>> Reimar.Doeffinger at gmx.de>
>> wrote:
>>
>>  On Sat, Dec 27, 2014 at 12:59:52AM -0800, Yang wrote:
>>>
>>>> I copied down my DVD by -ovc copy , so that I have an exact high-quality
>>>> copy of the original file.
>>>>
>>> A lot can, and often will, go wrong with -ovc copy.
>>>
>>>  but the second batch of output produces very low quality, the images are
>>>> highly pixelated, and the big pixels seem to jump quickly; the actual
>>>>
>>> file
>>>
>>>> size being generated is much much smaller than the original DVD file.
>>>>
>>> but I
>>>
>>>> did manage to get the bit rate up by using mencoder options, to about
>>>>
>>> 2000k
>>>
>>>> bits/sec. but even at this high bitrate, the same problem still occurs.
>>>>
>>> For these use cases using bitrate is usually a bad idea. One-pass
>>> bitrate encoding usually will result in occasionally bad bitrate not
>>> matter how high you go.
>>> You'll rather want "constant quality". That doesn't quite exist, but
>>> the vqscale=... (for most codecs, 2 is a good value) or crf=... (for
>>> x264,
>>> pick something around maybe 18) come close.
>>>
>>>  that is wrong? I was thinking maybe on the second copy, libdvdcss is not
>>>> automatically invoked so the result is garbled ? I checked
>>>> libdvdread/css
>>>> is installed correctly
>>>>
>>> CSS is not involved or required after the initial copy, decrypted is
>>> decrypted, no point in doing that twice.
>>> Probably your -ovc copy didn't produce a working file.
>>> _______________________________________________
>>> MPlayer-users mailing list
>>> MPlayer-users at mplayerhq.hu
>>> https://lists.mplayerhq.hu/mailman/listinfo/mplayer-users
>>>
>>>  _______________________________________________
>> MPlayer-users mailing list
>> MPlayer-users at mplayerhq.hu
>> https://lists.mplayerhq.hu/mailman/listinfo/mplayer-users
>>
>
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