From 7a1d2fc457b849975cee279a0313f80d9bb7a4cd Mon Sep 17 00:00:00 2001
From: livie <livie@meowpc>
Date: Mon, 9 Feb 2026 17:52:51 +0200
Subject: [PATCH] j2cnv-wip

---
 indra/llimagej2cnv/llimagej2cnv.cpp | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)

diff --git a/indra/llimagej2cnv/llimagej2cnv.cpp b/indra/llimagej2cnv/llimagej2cnv.cpp
index be0f5f3fab..7d43876c79 100644
--- a/indra/llimagej2cnv/llimagej2cnv.cpp
+++ b/indra/llimagej2cnv/llimagej2cnv.cpp
@@ -15,6 +15,28 @@ LLImageJ2CImpl* fallbackCreateLLImageJ2CImpl() {
     return new LLImageJ2CNV();
 }
 
+#pragma region HELPERS
+
+nvjpeg2kEncodeConfig_t makeEncodeConfig(NvImage& imageIn) {
+    nvjpeg2kEncodeConfig_t outCfg;
+
+    outCfg.stream_type = NVJPEG2K_STREAM_J2K;
+    outCfg.color_space = imageIn.getColorSpace();
+    outCfg.image_width = imageIn.getImageInfo().image_width;
+    outCfg.image_height = imageIn.getImageInfo().image_height;
+    outCfg.num_components = imageIn.getImageInfo().num_components;
+    outCfg.image_comp_info = imageIn.getComponentInfo();
+    // codeblock size: see initEncode, llimagej2ckdu.cpp:428
+    // also precinct size
+
+    // irreversible
+    // mct mode
+
+    outCfg.prog_order = NVJPEG2K_RLCP;
+}
+
+#pragma endregion HELPERS
+
 #pragma region NVIMAGE
 
 void NvImage::clear() {