[mythtv-users] playback is smooth, yet lacking... seems like smootly missing frames
Bill
Bill at explosivo.com
Wed Jan 31 19:44:27 UTC 2007
On Wed, 31 Jan 2007 14:24:58 -0500
Jarod Wilson <lists at wilsonet.com> wrote:
> Bill wrote:
> > Sorry if this is obvious. I am not sure what to even stfw on for something like this. I've tried, but nothing seems to match what I would describe this as...
> >
> > I have a 2.4ghz P4, running a pvr500, pvr350. Output is from an nvidia fx5200 (AGP 4x) via DVI-D to an LCD TV (westinghouse). I am outputting at 1080p.
> >
> > My sources for video are standard tv into the tuners and recorded at 720x480.
> >
> > Now, I am absolutley thrilled with the quality of the recordings and how well mythtv scales it up for the LCD at hi-res.
> >
> > But, it seems a little "off". If I had to describe it, I would say that something is very smoothly and evenly dropping frames. Not the kind of dropping where a whole handful goes away, and its noticable, but more the movements of the people on the screen just get a bit jerky... but not terribly so.
> >
> > I am really having trouble describing this. I guess if there is 24 frames a second, it would be dropping maybe every 5th one or something...
> >
> > Is this something that it does when it gets overworked or something? The cpu is at about 69% during the playback.
>
> Whoa. Shouldn't be that busy for SDTV playback. What does 'xvinfo'
> (while in an xterm on your display, or logged in via ssh as your X user
> following an export DISPLAY=:0) say? With some nvidia cards and the
> nvidia driver, if the x composite extension gets enabled, xvideo WON'T
> get enabled. Easily fixed by tacking a few lines onto the end of your
> xorg.conf though:
I have the composite disabled in my x config and inn my X.org.log I have this:
(**) Extension "Composite" is disabled
Regrettably would have been a nice easy fix
Here is my output from xvinfo - no idea what any of this means...
------------------------------------------------------------------
X-Video Extension version 2.2
screen #0
Adaptor #0: "NV17 Video Overlay"
number of ports: 1
port base: 244
operations supported: PutImage
supported visuals:
depth 24, visualID 0x21
depth 24, visualID 0x23
depth 24, visualID 0x24
depth 24, visualID 0x25
depth 24, visualID 0x26
depth 24, visualID 0x27
depth 24, visualID 0x28
depth 24, visualID 0x29
depth 24, visualID 0x2a
depth 24, visualID 0x2b
depth 24, visualID 0x2c
depth 24, visualID 0x2d
depth 24, visualID 0x2e
depth 24, visualID 0x2f
depth 24, visualID 0x30
depth 24, visualID 0x31
depth 24, visualID 0x32
depth 24, visualID 0x33
depth 24, visualID 0x34
depth 24, visualID 0x35
depth 24, visualID 0x36
depth 24, visualID 0x37
depth 24, visualID 0x38
depth 24, visualID 0x39
depth 24, visualID 0x3a
depth 24, visualID 0x3b
depth 24, visualID 0x3c
depth 24, visualID 0x3d
depth 24, visualID 0x3e
depth 24, visualID 0x3f
depth 24, visualID 0x40
depth 24, visualID 0x41
depth 24, visualID 0x42
depth 24, visualID 0x43
depth 24, visualID 0x44
depth 24, visualID 0x45
depth 24, visualID 0x46
depth 24, visualID 0x47
depth 24, visualID 0x48
depth 24, visualID 0x49
depth 24, visualID 0x22
depth 24, visualID 0x4a
depth 24, visualID 0x4b
depth 24, visualID 0x4c
depth 24, visualID 0x4d
depth 24, visualID 0x4e
depth 24, visualID 0x4f
depth 24, visualID 0x50
depth 24, visualID 0x51
depth 24, visualID 0x52
depth 24, visualID 0x53
depth 24, visualID 0x54
depth 24, visualID 0x55
depth 24, visualID 0x56
depth 24, visualID 0x57
depth 24, visualID 0x58
depth 24, visualID 0x59
depth 24, visualID 0x5a
depth 24, visualID 0x5b
depth 24, visualID 0x5c
depth 24, visualID 0x5d
depth 24, visualID 0x5e
depth 24, visualID 0x5f
depth 24, visualID 0x60
depth 24, visualID 0x61
depth 24, visualID 0x62
depth 24, visualID 0x63
depth 24, visualID 0x64
depth 24, visualID 0x65
depth 24, visualID 0x66
depth 24, visualID 0x67
depth 24, visualID 0x68
depth 24, visualID 0x69
depth 24, visualID 0x6a
depth 24, visualID 0x6b
depth 24, visualID 0x6c
depth 24, visualID 0x6d
depth 24, visualID 0x6e
depth 24, visualID 0x6f
depth 24, visualID 0x70
number of attributes: 9
"XV_DOUBLE_BUFFER" (range 0 to 1)
client settable attribute
client gettable attribute (current value is 1)
"XV_COLORKEY" (range 0 to 16777215)
client settable attribute
client gettable attribute (current value is 66046)
"XV_AUTOPAINT_COLORKEY" (range 0 to 1)
client settable attribute
client gettable attribute (current value is 0)
"XV_SET_DEFAULTS" (range 0 to 0)
client settable attribute
"XV_BRIGHTNESS" (range -512 to 511)
client settable attribute
client gettable attribute (current value is 0)
"XV_CONTRAST" (range 0 to 8191)
client settable attribute
client gettable attribute (current value is 4096)
"XV_SATURATION" (range 0 to 8191)
client settable attribute
client gettable attribute (current value is 4096)
"XV_HUE" (range 0 to 360)
client settable attribute
client gettable attribute (current value is 0)
"XV_ITURBT_709" (range 0 to 1)
client settable attribute
client gettable attribute (current value is 0)
maximum XvImage size: 2046 x 2046
Number of image formats: 4
id: 0x32595559 (YUY2)
guid: 59555932-0000-0010-8000-00aa00389b71
bits per pixel: 16
number of planes: 1
type: YUV (packed)
id: 0x32315659 (YV12)
guid: 59563132-0000-0010-8000-00aa00389b71
bits per pixel: 12
number of planes: 3
type: YUV (planar)
id: 0x59565955 (UYVY)
guid: 55595659-0000-0010-8000-00aa00389b71
bits per pixel: 16
number of planes: 1
type: YUV (packed)
id: 0x30323449 (I420)
guid: 49343230-0000-0010-8000-00aa00389b71
bits per pixel: 12
number of planes: 3
type: YUV (planar)
Adaptor #1: "NV17 Video Texture"
number of ports: 1
port base: 245
operations supported: PutImage
supported visuals:
depth 24, visualID 0x21
depth 24, visualID 0x23
depth 24, visualID 0x24
depth 24, visualID 0x25
depth 24, visualID 0x26
depth 24, visualID 0x27
depth 24, visualID 0x28
depth 24, visualID 0x29
depth 24, visualID 0x2a
depth 24, visualID 0x2b
depth 24, visualID 0x2c
depth 24, visualID 0x2d
depth 24, visualID 0x2e
depth 24, visualID 0x2f
depth 24, visualID 0x30
depth 24, visualID 0x31
depth 24, visualID 0x32
depth 24, visualID 0x33
depth 24, visualID 0x34
depth 24, visualID 0x35
depth 24, visualID 0x36
depth 24, visualID 0x37
depth 24, visualID 0x38
depth 24, visualID 0x39
depth 24, visualID 0x3a
depth 24, visualID 0x3b
depth 24, visualID 0x3c
depth 24, visualID 0x3d
depth 24, visualID 0x3e
depth 24, visualID 0x3f
depth 24, visualID 0x40
depth 24, visualID 0x41
depth 24, visualID 0x42
depth 24, visualID 0x43
depth 24, visualID 0x44
depth 24, visualID 0x45
depth 24, visualID 0x46
depth 24, visualID 0x47
depth 24, visualID 0x48
depth 24, visualID 0x49
depth 24, visualID 0x22
depth 24, visualID 0x4a
depth 24, visualID 0x4b
depth 24, visualID 0x4c
depth 24, visualID 0x4d
depth 24, visualID 0x4e
depth 24, visualID 0x4f
depth 24, visualID 0x50
depth 24, visualID 0x51
depth 24, visualID 0x52
depth 24, visualID 0x53
depth 24, visualID 0x54
depth 24, visualID 0x55
depth 24, visualID 0x56
depth 24, visualID 0x57
depth 24, visualID 0x58
depth 24, visualID 0x59
depth 24, visualID 0x5a
depth 24, visualID 0x5b
depth 24, visualID 0x5c
depth 24, visualID 0x5d
depth 24, visualID 0x5e
depth 24, visualID 0x5f
depth 24, visualID 0x60
depth 24, visualID 0x61
depth 24, visualID 0x62
depth 24, visualID 0x63
depth 24, visualID 0x64
depth 24, visualID 0x65
depth 24, visualID 0x66
depth 24, visualID 0x67
depth 24, visualID 0x68
depth 24, visualID 0x69
depth 24, visualID 0x6a
depth 24, visualID 0x6b
depth 24, visualID 0x6c
depth 24, visualID 0x6d
depth 24, visualID 0x6e
depth 24, visualID 0x6f
depth 24, visualID 0x70
number of attributes: 3
"XV_SET_DEFAULTS" (range 0 to 0)
client settable attribute
"XV_ITURBT_709" (range 0 to 1)
client settable attribute
client gettable attribute (current value is 0)
"XV_SYNC_TO_VBLANK" (range 0 to 1)
client settable attribute
client gettable attribute (current value is 1)
maximum XvImage size: 2046 x 2046
Number of image formats: 4
id: 0x32595559 (YUY2)
guid: 59555932-0000-0010-8000-00aa00389b71
bits per pixel: 16
number of planes: 1
type: YUV (packed)
id: 0x32315659 (YV12)
guid: 59563132-0000-0010-8000-00aa00389b71
bits per pixel: 12
number of planes: 3
type: YUV (planar)
id: 0x59565955 (UYVY)
guid: 55595659-0000-0010-8000-00aa00389b71
bits per pixel: 16
number of planes: 1
type: YUV (packed)
id: 0x30323449 (I420)
guid: 49343230-0000-0010-8000-00aa00389b71
bits per pixel: 12
number of planes: 3
type: YUV (planar)
Adaptor #2: "NV05 Video Blitter"
number of ports: 32
port base: 246
operations supported: PutImage
supported visuals:
depth 24, visualID 0x21
depth 24, visualID 0x23
depth 24, visualID 0x24
depth 24, visualID 0x25
depth 24, visualID 0x26
depth 24, visualID 0x27
depth 24, visualID 0x28
depth 24, visualID 0x29
depth 24, visualID 0x2a
depth 24, visualID 0x2b
depth 24, visualID 0x2c
depth 24, visualID 0x2d
depth 24, visualID 0x2e
depth 24, visualID 0x2f
depth 24, visualID 0x30
depth 24, visualID 0x31
depth 24, visualID 0x32
depth 24, visualID 0x33
depth 24, visualID 0x34
depth 24, visualID 0x35
depth 24, visualID 0x36
depth 24, visualID 0x37
depth 24, visualID 0x38
depth 24, visualID 0x39
depth 24, visualID 0x3a
depth 24, visualID 0x3b
depth 24, visualID 0x3c
depth 24, visualID 0x3d
depth 24, visualID 0x3e
depth 24, visualID 0x3f
depth 24, visualID 0x40
depth 24, visualID 0x41
depth 24, visualID 0x42
depth 24, visualID 0x43
depth 24, visualID 0x44
depth 24, visualID 0x45
depth 24, visualID 0x46
depth 24, visualID 0x47
depth 24, visualID 0x48
depth 24, visualID 0x49
depth 24, visualID 0x22
depth 24, visualID 0x4a
depth 24, visualID 0x4b
depth 24, visualID 0x4c
depth 24, visualID 0x4d
depth 24, visualID 0x4e
depth 24, visualID 0x4f
depth 24, visualID 0x50
depth 24, visualID 0x51
depth 24, visualID 0x52
depth 24, visualID 0x53
depth 24, visualID 0x54
depth 24, visualID 0x55
depth 24, visualID 0x56
depth 24, visualID 0x57
depth 24, visualID 0x58
depth 24, visualID 0x59
depth 24, visualID 0x5a
depth 24, visualID 0x5b
depth 24, visualID 0x5c
depth 24, visualID 0x5d
depth 24, visualID 0x5e
depth 24, visualID 0x5f
depth 24, visualID 0x60
depth 24, visualID 0x61
depth 24, visualID 0x62
depth 24, visualID 0x63
depth 24, visualID 0x64
depth 24, visualID 0x65
depth 24, visualID 0x66
depth 24, visualID 0x67
depth 24, visualID 0x68
depth 24, visualID 0x69
depth 24, visualID 0x6a
depth 24, visualID 0x6b
depth 24, visualID 0x6c
depth 24, visualID 0x6d
depth 24, visualID 0x6e
depth 24, visualID 0x6f
depth 24, visualID 0x70
number of attributes: 2
"XV_SET_DEFAULTS" (range 0 to 0)
client settable attribute
"XV_SYNC_TO_VBLANK" (range 0 to 1)
client settable attribute
client gettable attribute (current value is 0)
maximum XvImage size: 2046 x 2046
Number of image formats: 5
id: 0x32595559 (YUY2)
guid: 59555932-0000-0010-8000-00aa00389b71
bits per pixel: 16
number of planes: 1
type: YUV (packed)
id: 0x32315659 (YV12)
guid: 59563132-0000-0010-8000-00aa00389b71
bits per pixel: 12
number of planes: 3
type: YUV (planar)
id: 0x59565955 (UYVY)
guid: 55595659-0000-0010-8000-00aa00389b71
bits per pixel: 16
number of planes: 1
type: YUV (packed)
id: 0x30323449 (I420)
guid: 49343230-0000-0010-8000-00aa00389b71
bits per pixel: 12
number of planes: 3
type: YUV (planar)
id: 0x3
guid: 03000000-0000-0010-8000-00aa00389b71
bits per pixel: 32
number of planes: 1
type: RGB (packed)
depth: 24
red, green, blue masks: 0xff0000, 0xff00, 0xff
Adaptor #3: "NVIDIA Video Interface Port"
number of ports: 1
port base: 278
operations supported: PutVideo
supported visuals:
depth 24, visualID 0x21
depth 24, visualID 0x23
depth 24, visualID 0x24
depth 24, visualID 0x25
depth 24, visualID 0x26
depth 24, visualID 0x27
depth 24, visualID 0x28
depth 24, visualID 0x29
depth 24, visualID 0x2a
depth 24, visualID 0x2b
depth 24, visualID 0x2c
depth 24, visualID 0x2d
depth 24, visualID 0x2e
depth 24, visualID 0x2f
depth 24, visualID 0x30
depth 24, visualID 0x31
depth 24, visualID 0x32
depth 24, visualID 0x33
depth 24, visualID 0x34
depth 24, visualID 0x35
depth 24, visualID 0x36
depth 24, visualID 0x37
depth 24, visualID 0x38
depth 24, visualID 0x39
depth 24, visualID 0x3a
depth 24, visualID 0x3b
depth 24, visualID 0x3c
depth 24, visualID 0x3d
depth 24, visualID 0x3e
depth 24, visualID 0x3f
depth 24, visualID 0x40
depth 24, visualID 0x41
depth 24, visualID 0x42
depth 24, visualID 0x43
depth 24, visualID 0x44
depth 24, visualID 0x45
depth 24, visualID 0x46
depth 24, visualID 0x47
depth 24, visualID 0x48
depth 24, visualID 0x49
depth 24, visualID 0x22
depth 24, visualID 0x4a
depth 24, visualID 0x4b
depth 24, visualID 0x4c
depth 24, visualID 0x4d
depth 24, visualID 0x4e
depth 24, visualID 0x4f
depth 24, visualID 0x50
depth 24, visualID 0x51
depth 24, visualID 0x52
depth 24, visualID 0x53
depth 24, visualID 0x54
depth 24, visualID 0x55
depth 24, visualID 0x56
depth 24, visualID 0x57
depth 24, visualID 0x58
depth 24, visualID 0x59
depth 24, visualID 0x5a
depth 24, visualID 0x5b
depth 24, visualID 0x5c
depth 24, visualID 0x5d
depth 24, visualID 0x5e
depth 24, visualID 0x5f
depth 24, visualID 0x60
depth 24, visualID 0x61
depth 24, visualID 0x62
depth 24, visualID 0x63
depth 24, visualID 0x64
depth 24, visualID 0x65
depth 24, visualID 0x66
depth 24, visualID 0x67
depth 24, visualID 0x68
depth 24, visualID 0x69
depth 24, visualID 0x6a
depth 24, visualID 0x6b
depth 24, visualID 0x6c
depth 24, visualID 0x6d
depth 24, visualID 0x6e
depth 24, visualID 0x6f
depth 24, visualID 0x70
number of attributes: 9
"XV_ENCODING" (range 0 to 1)
client settable attribute
client gettable attribute (current value is 0)
"XV_COLORKEY" (range 0 to 16777215)
client settable attribute
client gettable attribute (current value is 66046)
"XV_AUTOPAINT_COLORKEY" (range 0 to 1)
client settable attribute
client gettable attribute (current value is 0)
"XV_SET_DEFAULTS" (range 0 to 0)
client settable attribute
"XV_BRIGHTNESS" (range -512 to 511)
client settable attribute
client gettable attribute (current value is 0)
"XV_CONTRAST" (range 0 to 8191)
client settable attribute
client gettable attribute (current value is 4096)
"XV_SATURATION" (range 0 to 8191)
client settable attribute
client gettable attribute (current value is 4096)
"XV_HUE" (range 0 to 360)
client settable attribute
client gettable attribute (current value is 0)
"XV_ITURBT_709" (range 0 to 1)
client settable attribute
client gettable attribute (current value is 0)
number of encodings: 2
encoding ID #0: "ntsc"
size: 720 x 480
rate: 59.940060
encoding ID #1: "pal"
size: 720 x 576
rate: 50.000000
>
> Section "Extensions"
> Option "Composite" "Disable"
> EndSection
>
> > I want to try Xvmc tonight to see if I can get it down a bit, and hopefully the picture wont suffer.
>
> Absolutely no reason you should ever need xvmc for sdtv.
Ah, I thought that since it was an mpeg2 file, and I was trying to scale it up to the 1080 it may have helped.
> > Can anyone tell me:
> >
> > 1) What to call this so I can stfw more effectively
>
> Dunno.
>
> > 2) Tell me I am not crazy
>
> Still possible. :)
probable I think you mean
> > 3) Is this a feature of an LCD?
>
> Definitely not.
thats good!
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