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Appendix A
Command Reference
DVQM
Digital Video Quantization Mode
Class
Format parameter setting - Digital video signal
Description
Controls the gamut of digital signals per the EIA/CEA-861-B standard.
The DVQM? query returns the current DVQM mode.
Command syntax
DVQM
mode
mode
Use the following table to determine the proper mode (0, 1, or 2).
Notes:
•
Computer (for example, DMT and CVT) formats set DVQM=0 for full gamut.
•
DVQM can be set to 1 to test the undershoot/overshoot signal code margins (for
example, see SMPTE 296M section 7.12).
•
Television formats (for example, 1080i29) set DVQM=2 for reduced gamut required by
various television standards (for example, EIA/CEA-861-B).
Query syntax
DVQM?
Example
DVQM 1
FMTU
Related commands
LMIN
,
LMAX
,
NBPC
DVQ
Mode
Components
NBPC=8 gamuts
NBPC=10 gamuts
NBPC=12 gamuts
LMIN
LMAX
LMIN
LMAX
LMIN
LMAX
0
RGB
0
255
0
1023
0
4095
YC
b
C
r
0
255
0
1023
0
4095
1
RGB
1
254
4
1019
16
4079
YC
b
C
r
1
254
4
1019
16
4079
2
RGB
16
235
64
940
256
3760
YC
b
C
r
16
240
64
960
256
3840
Содержание 802BT
Страница 1: ...802BT 802R Video Test Generator User Guide ...
Страница 52: ...42 Chapter 2 Testing Video Displays ...
Страница 62: ...52 Chapter 3 Administrative Tasks ...
Страница 87: ...802BT 802R Video Test Generator User Guide 77 IMGE end an editing session IMGA MyImage save image as MyImage ...
Страница 118: ...108 Chapter 7 Using GPIB Interface ...
Страница 194: ...184 Chapter 10 Testing EDID ...
Страница 204: ...194 Chapter 11 Testing HDCP ...
Страница 213: ...Video Test Generator User Guide 203 A Command Reference Topics in this appendix Commands by name ...
Страница 214: ...204 Appendix A Command Reference Commands by name ...
Страница 303: ...Video Test Generator User Guide 293 Example 7 Turn audio off DPTG 3 DPGU Example 8 Turn audio on DPTG 7 DPGU ...
Страница 595: ...Video Test Generator User Guide 585 ...
Страница 608: ...598 Appendix A Command Reference Related commands YMDO UNPK PKUP VTOF FLSH Example YMDI YMODEM BATCH upload ...
Страница 611: ...Video Test Generator User Guide 601 ...
Страница 612: ...602 Appendix A Command Reference ...
Страница 613: ...802BT 802R Video Test Generator User Guide 603 B Image Reference Topics in this appendix Standard image descriptions ...
Страница 716: ...706 Appendix B Image Reference ...
Страница 744: ...734 Appendix C Error Messages ...