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Re: Pb de résolution vidéo d'écran externe



Le 10/06/21 à 07:52, Vincent Bernat <bernat@debian.org> a écrit :
>  ❦ 10 June 2021 06:33 +02, Daniel Caillibaud:
> 
> > Screen 0: minimum 320 x 200, current 3968 x 1152, maximum 16384 x 16384
> > eDP-1 connected primary 1920x1080+2048+0 (normal left inverted right x axis y axis) 381mm x
> > 214mm 1920x1080     60.01*+  60.01    59.97    59.96    59.93    48.01  
> >    1680x1050     59.95    59.88  
> >    1600x1024     60.17  
> >    1400x1050     59.98  
> > …
> > HDMI-1 connected 2048x1152+0+0 (normal left inverted right x axis y axis) 698mm x 393mm
> >    2048x1152     60.00* 
> >    1920x1200     59.95  
> >    1920x1080     60.00    50.00    59.94    30.00    25.00    24.00    29.97    23.98  
> >    1920x1080i    60.00    50.00    59.94  
> >    1600x1200     60.00
> > …
> >
> > Est-ce que ça ne peut pas être un pb de câble ?
> > (j'avais eu un souci de ce genre avec du DVI, je sais pas si y'a la
> > même chose en HDMI)  
> 
> Je ne peux pas trop dire. Si tu fais :
> 
> edid-decode /sys/class/drm/card0-HDMI-1/edid
> 
> tu as quoi ?

2560 x 1440 n'est listé que dans "Detailed mode", c'est normal ?

edid-decode /sys/class/drm/card0-HDMI-A-1/edid 
EDID version: 1.3
Manufacturer: IVM Model 7607 Serial Number 16843009
Made in year 2018
Digital display
Maximum image size: 70 cm x 39 cm
Gamma: 2.20
DPMS levels: Off
RGB color display
First detailed timing is preferred timing
Display x,y Chromaticity:
  Red:   0.6435, 0.3310
  Green: 0.2998, 0.6015
  Blue:  0.1376, 0.0546
  White: 0.3134, 0.3291
Established timings supported:
  720x400@70Hz 9:5 HorFreq: 31469 Hz Clock: 28.320 MHz
  640x480@60Hz 4:3 HorFreq: 31469 Hz Clock: 25.175 MHz
  640x480@67Hz 4:3 HorFreq: 35000 Hz Clock: 30.240 MHz
  640x480@72Hz 4:3 HorFreq: 37900 Hz Clock: 31.500 MHz
  640x480@75Hz 4:3 HorFreq: 37500 Hz Clock: 31.500 MHz
  800x600@56Hz 4:3 HorFreq: 35200 Hz Clock: 36.000 MHz
  800x600@60Hz 4:3 HorFreq: 37900 Hz Clock: 40.000 MHz
  800x600@72Hz 4:3 HorFreq: 48100 Hz Clock: 50.000 MHz
  800x600@75Hz 4:3 HorFreq: 46900 Hz Clock: 49.500 MHz
  832x624@75Hz 4:3 HorFreq: 49726 Hz Clock: 57.284 MHz
  1024x768@60Hz 4:3 HorFreq: 48400 Hz Clock: 65.000 MHz
  1024x768@70Hz 4:3 HorFreq: 56500 Hz Clock: 75.000 MHz
  1024x768@75Hz 4:3 HorFreq: 60000 Hz Clock: 78.750 MHz
  1280x1024@75Hz 5:4 HorFreq: 80000 Hz Clock: 135.000 MHz
  1152x870@75Hz 192:145 HorFreq: 67500 Hz Clock: 108.000 MHz
Standard timings supported:
  1280x1024@60Hz 5:4 HorFreq: 64000 Hz Clock: 108.000 MHz
  1440x900@60Hz 16:10 HorFreq: 55500 Hz Clock: 88.750 MHz
  1600x900@60Hz 16:9
  1600x1200@60Hz 4:3 HorFreq: 75000 Hz Clock: 162.000 MHz
  1680x1050@60Hz 16:10 HorFreq: 64700 Hz Clock: 119.000 MHz
  1920x1080@60Hz 16:9
  1920x1200@60Hz 16:10 HorFreq: 74000 Hz Clock: 154.000 MHz
  2048x1152@60Hz 16:9
Detailed mode: Clock 241.500 MHz, 698 mm x 393 mm
               2560 2608 2640 2720 hborder 0
               1440 1443 1448 1481 vborder 0
               +hsync -vsync 
               VertFreq: 59 Hz, HorFreq: 88786 Hz
Serial number: 0
Monitor ranges (GTF): 23-76Hz V, 15-90kHz H, max dotclock 250MHz
Monitor name: PL3270Q
Has 1 extension blocks
Checksum: 0x6e (valid)

CTA extension block
Extension version: 3
33 bytes of CTA data
  Video data block
    VIC  16 1920x1080@60Hz 16:9  HorFreq: 67500 Hz Clock: 148.500 MHz
    VIC   5 1920x1080i@60Hz 16:9  HorFreq: 33750 Hz Clock: 74.250 MHz
    VIC   4 1280x720@60Hz 16:9  HorFreq: 45000 Hz Clock: 74.250 MHz
    VIC   3 720x480@60Hz 16:9  HorFreq: 31469 Hz Clock: 27.000 MHz
    VIC   2 720x480@60Hz 4:3  HorFreq: 31469 Hz Clock: 27.000 MHz
    VIC   7 1440x480i@60Hz 16:9  HorFreq: 15734 Hz Clock: 27.000 MHz
    VIC   6 1440x480i@60Hz 4:3  HorFreq: 15734 Hz Clock: 27.000 MHz
    VIC  31 1920x1080@50Hz 16:9  HorFreq: 56250 Hz Clock: 148.500 MHz
    VIC  20 1920x1080i@50Hz 16:9  HorFreq: 28125 Hz Clock: 74.250 MHz
    VIC  19 1280x720@50Hz 16:9  HorFreq: 37500 Hz Clock: 74.250 MHz
    VIC  18 720x576@50Hz 16:9  HorFreq: 31250 Hz Clock: 27.000 MHz
    VIC  17 720x576@50Hz 4:3  HorFreq: 31250 Hz Clock: 27.000 MHz
    VIC  22 1440x576i@50Hz 16:9  HorFreq: 15625 Hz Clock: 27.000 MHz
    VIC  21 1440x576i@50Hz 4:3  HorFreq: 15625 Hz Clock: 27.000 MHz
    VIC   1 640x480@60Hz 4:3  HorFreq: 31469 Hz Clock: 25.175 MHz
    VIC  32 1920x1080@24Hz 16:9  HorFreq: 27000 Hz Clock: 74.250 MHz
    VIC  33 1920x1080@25Hz 16:9  HorFreq: 28125 Hz Clock: 74.250 MHz
    VIC  34 1920x1080@30Hz 16:9  HorFreq: 33750 Hz Clock: 74.250 MHz
  Audio data block
    Linear PCM, max channels 2
      Supported sample rates (kHz): 48 44.1 32
      Supported sample sizes (bits): 24 20 16
  Speaker allocation data block
    Speaker map:
      FL/FR - Front Left/Right
  Vendor-specific data block, OUI 000c03 (HDMI)
    Source physical address 1.0.0.0
Underscans PC formats by default
Basic audio support
Supports YCbCr 4:4:4
Supports YCbCr 4:2:2
0 native detailed modes
Detailed mode: Clock 148.500 MHz, 698 mm x 393 mm
               1920 2008 2052 2200 hborder 0
               1080 1084 1089 1125 vborder 0
               +hsync +vsync 
               VertFreq: 60 Hz, HorFreq: 67500 Hz
Detailed mode: Clock 74.250 MHz, 698 mm x 393 mm
               1920 2008 2052 2200 hborder 0
                540  542  547  562 vborder 0
               +hsync +vsync interlaced 
               VertFreq: 60 Hz, HorFreq: 33750 Hz
Detailed mode: Clock 74.250 MHz, 698 mm x 393 mm
               1280 1390 1430 1650 hborder 0
                720  725  730  750 vborder 0
               +hsync +vsync 
               VertFreq: 60 Hz, HorFreq: 45000 Hz
Detailed mode: Clock 27.000 MHz, 698 mm x 393 mm
                720  736  798  858 hborder 0
                480  489  495  525 vborder 0
               -hsync -vsync 
               VertFreq: 59 Hz, HorFreq: 31468 Hz
Checksum: 0xeb (valid)

> xrandr --verbose contient p'tet également des indices.

Ben, y'a toujours pas le 2560 dans la liste…

HDMI-1 connected 2048x1152+1920+0 (0x437) normal (normal left inverted right x axis y axis)
698mm x 393mm Identifier: 0x43
	Timestamp:  11832105
	Subpixel:   unknown
	Gamma:      1.0:1.0:1.0
	Brightness: 1.0
	Clones:    
	CRTC:       1
	CRTCs:      0 1 2
	Transform:  1.000000 0.000000 0.000000
	            0.000000 1.000000 0.000000
	            0.000000 0.000000 1.000000
	           filter: 
	EDID: 
		00ffffffffffff0026cd077601010101
		001c0103804627782afc45a4544c9a23
		0e5054bfef8081809500a9c0a940b300
		d1c0d100e1c0565e00a0a0a029503020
		3500ba892100001a000000ff00300a20
		20202020202020202020000000fd0017
		4c0f5a19000a202020202020000000fc
		00504c33323730510a2020202020016e
		020325f052100504030207061f141312
		11161501202122230907078301000065
		030c001000023a801871382d40582c45
		00ba892100001f011d8018711c162058
		2c2500ba892100009f011d007251d01e
		206e285500ba892100001e8c0ad08a20
		e02d10103e9600ba8921000018000000
		000000000000000000000000000000eb
	Content Protection: Undesired 
		supported: Undesired, Desired, Enabled
	max bpc: 12 
		range: (8, 12)
	content type: No Data 
		supported: No Data, Graphics, Photo, Cinema, Game
	Colorspace: Default 
		supported: Default, SMPTE_170M_YCC, BT709_YCC, XVYCC_601, XVYCC_709, SYCC_601, opYCC_601, opRGB, BT2020_CYCC, BT2020_RGB, BT2020_YCC, DCI-P3_RGB_D65, DCI-P3_RGB_Theater
        aspect ratio: Automatic
                supported: Automatic, 4:3, 16:9
	Broadcast RGB: Automatic 
		supported: Automatic, Full, Limited 16:235
	audio: auto 
		supported: force-dvi, off, auto, on
	link-status: Good 
		supported: Good, Bad
	CONNECTOR_ID: 247 
		supported: 247
	non-desktop: 0 
		range: (0, 1)
  2048x1152 (0x437) 162.000MHz +HSync +VSync *current
        h: width  2048 start 2074 end 2154 total 2250 skew    0 clock  72.00KHz
        v: height 1152 start 1153 end 1156 total 1200           clock  60.00Hz


En tout cas merci pour ces pistes… (je connaissais pas edid-decode)

-- 
Daniel

Se désintéresser du droit à la vie privée sous prétexte qu'on 
a rien à cacher c'est comme se désintéresser du droit à la 
liberté d'expression sous prétexte qu'on a rien à dire.
Edward Snowden


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