Reduce the default max texture size for frame quads.

For images with lots of frames, a large value preserves quick resolution, but browsers are glacial at decoding large images. This attempts to adjust the balance.
girder · Jun 19, 2023 · 456f758 · 456f758
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commit 456f758
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diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -7,10 +7,11 @@
 
 ### Changes
 - Change how extensions and fallback priorities in Girder interact ([#1208](../../pull/1208))
+- Reduce the default max texture size for frame quads ([#1212](../../pull/1212))
 
 ### Bug Fixes
 - Fix clearing the style threshold cache ([#1210](../../pull/1210))
-- 
+-
 ## 1.22.4
 
 ### Bug Fixes

diff --git a/girder/girder_large_image/web_client/views/imageViewerWidget/setFrameQuad.js b/girder/girder_large_image/web_client/views/imageViewerWidget/setFrameQuad.js
@@ -70,7 +70,7 @@ function setFrameQuad(tileinfo, layer, options) {
     try {
         maxTextureSize = layer.renderer()._maxTextureSize || layer.renderer().constructor._maxTextureSize;
     } catch (err) { }
-    options = Object.assign({}, {maxTextureSize: Math.min(16384, maxTextureSize)}, options);
+    options = Object.assign({}, {maxTextureSize: Math.min(8192, maxTextureSize || 8192)}, options);
     const status = {
         tileinfo: tileinfo,
         options: options,

diff --git a/large_image/tilesource/utilities.py b/large_image/tilesource/utilities.py
@@ -864,7 +864,7 @@ def getTileFramesQuadInfo(metadata, options=None):
         'frameGroup': 1,
         'frameGroupFactor': 4,
         'frameGroupStride': 1,
-        'maxTextureSize': 16384,
+        'maxTextureSize': 8192,
         'maxTextures': 1,
         'maxTotalTexturePixels': 1024 * 1024 * 1024,
         'alignment': 16,