diff --git a/doc/conf.py b/doc/conf.py
index 3311e73b046c..b08fb93b82b8 100644
--- a/doc/conf.py
+++ b/doc/conf.py
@@ -167,6 +167,21 @@ def _check_dependencies():
# Sphinx gallery configuration
+def matplotlib_reduced_latex_scraper(block, block_vars, gallery_conf,
+ **kwargs):
+ """
+ Reduce srcset when creating a PDF.
+
+ Because sphinx-gallery runs *very* early, we cannot modify this even in the
+ earliest builder-inited signal. Thus we do it at scraping time.
+ """
+ from sphinx_gallery.scrapers import matplotlib_scraper
+
+ if gallery_conf['builder_name'] == 'latex':
+ gallery_conf['image_srcset'] = []
+ return matplotlib_scraper(block, block_vars, gallery_conf, **kwargs)
+
+
sphinx_gallery_conf = {
'examples_dirs': ['../examples', '../tutorials', '../plot_types'],
'filename_pattern': '^((?!sgskip).)*$',
@@ -183,6 +198,7 @@ def _check_dependencies():
'remove_config_comments': True,
'min_reported_time': 1,
'thumbnail_size': (320, 224),
+ 'image_scrapers': (matplotlib_reduced_latex_scraper, ),
# Compression is a significant effort that we skip for local and CI builds.
'compress_images': ('thumbnails', 'images') if is_release_build else (),
'matplotlib_animations': True,
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