reduce epub file size with ower res pics (#406)

* epub - use the lower resolution colour as release epub
* Add in check for epub size, will fail if too big (>50MB)

* added folders ebook and website build folders to .gitignore
This commit is contained in:
Stoneguard001
2024-12-31 11:05:52 -05:00
committed by GitHub
parent d78c29ba66
commit 32d600005c
2 changed files with 13 additions and 11 deletions

2
.gitignore vendored
View File

@@ -42,3 +42,5 @@ book/book-epub/
book/bw-book-epub/* book/bw-book-epub/*
book/release/* book/release/*
book/low-res-book-epub/* book/low-res-book-epub/*
book/epub_build/*
book/website_build/*

View File

@@ -10,9 +10,10 @@ REDUCE_PIC := -resize '800x800>' \
-strip -interlace Plane -gaussian-blur 0.05 -quality 85\% \ -strip -interlace Plane -gaussian-blur 0.05 -quality 85\% \
-set colorspace Gray -separate -evaluate-sequence Mean -set colorspace Gray -separate -evaluate-sequence Mean
REDUCE_PIC_COLOR := -quality 80\% REDUCE_PIC_COLOR := -quality 80\%
RSYNC := rsync -au --exclude 'book.epub' --exclude '*.jpg' --exclude '*.png' RSYNC := rsync -au --exclude 'book.epub' --exclude '*.jpg'
GIT := git --no-pager GIT := git --no-pager
SPELL_CHECK := hunspell -t -l -d en_US SPELL_CHECK := hunspell -t -l -d en_US
EPUBSIZE := `du -sb epub/low_res_book.epub | cut -f1`
# We want bash as shell # We want bash as shell
SHELL := $(shell if [ -x "$$BASH" ]; then echo $$BASH; \ SHELL := $(shell if [ -x "$$BASH" ]; then echo $$BASH; \
@@ -111,15 +112,15 @@ book_serif/book.pdf: $(src_all)
book_sans_serif/book_sans_serif.pdf: $(src_all) book_sans_serif/book_sans_serif.pdf: $(src_all)
$(LATEX) -output-directory=book_sans_serif book_sans_serif.tex $(LATEX) -output-directory=book_sans_serif book_sans_serif.tex
.PHONY: copy_ebook_files copy_ebook_files_cl .PHONY: copy_ebook_files copy_ebook_files_low_res
epub/%.epub: %.tex $(ebook_src) cover/cover-page.xbb epub/%.epub: %.tex $(ebook_src) cover/cover-page.xbb
$(EBOOK) $< $(EBOOK) $<
copy_ebook_files: build_ebook copy_ebook_files: build_ebook
$(RSYNC) epub_build/book-epub/ bw-book-epub/ $(RSYNC) --exclude '*.png' epub_build/book-epub/ bw-book-epub/
copy_ebook_files_cl: build_ebook copy_ebook_files_low_res: build_ebook
$(RSYNC) epub_build/book-epub/ low-res-book-epub/ $(RSYNC) epub_build/book-epub/ low-res-book-epub/
# We do not convert SVG to B&W or lower res for now as they are super small # We do not convert SVG to B&W or lower res for now as they are super small
@@ -136,15 +137,11 @@ low-res-book-epub/OEBPS/%.jpg: %.jpg
mkdir -p $(dir $@) mkdir -p $(dir $@)
$(CONVERT_PIC) $< $(REDUCE_PIC_COLOR) $@ $(CONVERT_PIC) $< $(REDUCE_PIC_COLOR) $@
low-res-book-epub/OEBPS/%.png: %.png
mkdir -p $(dir $@)
$(CONVERT_PIC) $< $(REDUCE_PIC_COLOR) $@
epub/bw_book.epub: copy_ebook_files $(bw_images) epub/bw_book.epub: copy_ebook_files $(bw_images)
cd bw-book-epub; zip -q0X ../epub/bw_book.epub mimetype cd bw-book-epub; zip -q0X ../epub/bw_book.epub mimetype
cd bw-book-epub; zip -q9XrD ../epub/bw_book.epub ./ cd bw-book-epub; zip -q9XrD ../epub/bw_book.epub ./
epub/low_res_book.epub: copy_ebook_files_cl $(low_res_images) epub/low_res_book.epub: copy_ebook_files_low_res $(low_res_images)
cd low-res-book-epub; zip -q0X ../epub/low_res_book.epub mimetype cd low-res-book-epub; zip -q0X ../epub/low_res_book.epub mimetype
cd low-res-book-epub; zip -q9XrD ../epub/low_res_book.epub ./ cd low-res-book-epub; zip -q9XrD ../epub/low_res_book.epub ./
@@ -305,9 +302,12 @@ release:
release_serif: build_serif_pdf build_ebook build_bw_ebook build_low_res_ebook | release release_serif: build_serif_pdf build_ebook build_bw_ebook build_low_res_ebook | release
cp book_serif/book.pdf release/TheBreadCode-The-Sourdough-Framework.pdf cp book_serif/book.pdf release/TheBreadCode-The-Sourdough-Framework.pdf
cp epub/book.epub release/TheBreadCode-The-Sourdough-Framework.epub
cp epub/bw_book.epub release/TheBreadCode-The-Sourdough-Framework-black-and-white.epub cp epub/bw_book.epub release/TheBreadCode-The-Sourdough-Framework-black-and-white.epub
cp epub/low_res_book.epub release/TheBreadCode-The-Sourdough-Framework-reduced-size.epub cp epub/low_res_book.epub release/TheBreadCode-The-Sourdough-Framework.epub
@if [ $(EPUBSIZE) -gt 49500000 ]; then \
echo "ERROR: epub File too big"; \
exit 1; \
fi
release_sans_serif: build_sans_serif_pdf | release release_sans_serif: build_sans_serif_pdf | release
cp book_sans_serif/book_sans_serif.pdf release/TheBreadCode-The-Sourdough-Framework-sans-serif.pdf cp book_sans_serif/book_sans_serif.pdf release/TheBreadCode-The-Sourdough-Framework-sans-serif.pdf