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--- wiki:hdr_advanced_parameter_settings [2016/12/02 17:45] – walkeradmin
+++ wiki:hdr_advanced_parameter_settings [2023/03/09 22:35] (current) – external edit 127.0.0.1
@@ Line 1: / Line 1: @@
 ====== HDR Advanced Parameter Settings ======
-----
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 \\
 In the AVP4000 HEVC Card (as of Dec 2016) we have the following menu for HDR Signalling:
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-{{:hdr_menu.png?600|}}
 \\
-However the MFLE does not have a menu for this, and any HDR (fixed) signalling has to be entered in to the Console page. Please bear in mind that this will only be an issue until there is a standard to signal this in the SDI interface, then this will be automatic (if signalled correctly)
+{{:hdr_menu.png?150|}}
 \\
 \\
-==== SDR BT 2020 ====
+However the MFEL does not have a menu for this, and any HDR (fixed) signalling has to be entered in to the Console page. Please bear in mind that this will only be an issue until there is a standard to signal this in the SDI interface, then this will be automatic (if signalled correctly)
 \\
+\\
+  * Supplemental Enhancement Information (SEI)
+  * Video Usability Information (VUI)
+\\
+SEI and VUI messages contain extra information that can be inserted into the bit stream to enhance the use of the video for a wide variety of purposes (HDR, 3D for example)
+\\
+\\
+==== SDR BT 709 ====
+<file>
+This is normal operation and requires no advanced parameters
+</file>
+\\
+\\
+==== SDR BT 2020 ====
 <file>
 #########################################
@@ Line 24: / Line 34: @@
 nex.vui.matrix_coefficients=9
 </file>
+\\
+\\
+==== HLG10 HDR in VUI ====
+<file>
 #########################################
 # HLG10 HDR in VUI
@@ Line 41: / Line 49: @@
 nex.vui.transfer_characteristics=18             # (use 1 for Rec.709) functionally the same
 nex.vui.matrix_coefficients=9                   # (use 1 for Rec.709)
+</file>
+\\
+\\
+==== HLG10 SDR in VUI HDR in SEI ====
+<file>
 #########################################
 # HLG10 SDR in VUI HDR in SEI
@@ Line 61: / Line 71: @@
 nex.sei.hdr_compatibility_sei.m_hdr_transfer_characteristics_idc=18
 nex.HDRcompatibilitySEIpayload=147              # to specify a different payload value
+</file>
+\\
+\\
+==== PQ10 ====
+<file>
 #########################################
 # PQ10
@@ Line 83: / Line 91: @@
 # nex.vui.transfer_characteristics=16
 # nex.vui.matrix_coefficients=9
+</file>
+\\
+\\
+==== HDR10 ====
+<file>
 #########################################
 # HDR10
@@ Line 127: / Line 135: @@
 #nex.sei.mastering_display_colour_volume_sei.m_max_luminance=10000000 # HDR 1000 nits
 #nex.sei.mastering_display_colour_volume_sei.m_min_luminance=0
+</file>
+\\
-**NOTE** the values for nex.sei.mastering_display_colour_volume_sei.m_display_primaries should come from the customer (from their content) if they don’t have these values then leave these lines off and use the PQ10 settings above.
+<color red>**NOTE**</color> the values for <color red>nex.sei.mastering_display_colour_volume_sei.m_display_primaries</color> in the <color red>HDR10</color> example should come from the customer (from their content) if they don’t have these values then leave these lines off and use the PQ10 settings above.
+\\
+\\