reduce pack size

Author: snowfluke

README.md

@@ -0,0 +1,75 @@
+## Benchmark
+
+Both digital pdf and scanned pdf with a total 28 pages.
+
+```sh
+clk: ~4.02 GHz
+cpu: 11th Gen Intel(R) Core(TM) i5-11400H @ 2.70GHz
+runtime: bun 1.2.5 (x64-linux)
+
+benchmark                                 avg (min … max) p75 / p99    (min … top 1%)
+--------------------------------------------------------- -------------------------------
+pdfReader.getTexts()                       461.74 ms/iter 459.53 ms    █
+                                  (436.19 ms … 524.12 ms) 513.69 ms   ███
+                                  (  2.29 mb … 107.16 mb)  27.86 mb █▁███▁█▁█▁▁▁▁▁▁▁▁▁▁▁█
+
+pdfReaderLegacy.getTexts()                 217.58 ms/iter 233.21 ms   █
+                                  (196.63 ms … 238.71 ms) 236.38 ms   █               ▅
+                                  (  1.58 mb … 118.27 mb)  40.84 mb ▇▁█▁▁▁▇▁▁▁▁▁▁▁▁▁▇▁█▇▇
+
+summary
+  pdfReaderLegacy.getTexts()
+   2.12x faster than pdfReader.getTexts()
+
+--------------------------------------------------------- -------------------------------
+pdfReader.getLinesFromTexts()                3.82 ms/iter   3.91 ms   ▆    █
+                                      (3.52 ms … 4.95 ms)   4.53 ms  ▇█ ▂ ▄█▆
+                                  (  0.00  b …   1.29 mb) 590.91 kb ▅██▇█▂███▇▅▃▂▂▂▁▂▂▂▂▂
+
+pdfReaderLegacy.getLinesFromTexts()          4.77 ms/iter   4.87 ms  █▄  ▄▅▅
+                                      (4.41 ms … 5.66 ms)   5.52 ms  ██▂ ███▅
+                                  (  0.00  b …   1.29 mb) 647.72 kb ████▇████▆▇▆█▂▂▄▄▅▂▁▄
+
+summary
+  pdfReader.getLinesFromTexts()
+   1.25x faster than pdfReaderLegacy.getLinesFromTexts()
+
+--------------------------------------------------------- -------------------------------
+pdfReader.getCompactLinesFromTexts()         3.87 ms/iter   3.98 ms  ▂█     ▄▃▂
+                                      (3.57 ms … 4.60 ms)   4.40 ms  ██▃▂   ███▄▂
+                                  (  0.00  b …   2.06 mb) 920.63 kb ▇█████▃▇█████▄▄▄▃▄▃▁▂
+
+pdfReaderLegacy.getCompactLinesFromTexts()   4.62 ms/iter   4.71 ms  ▃▂   █▂
+                                      (4.27 ms … 5.59 ms)   5.52 ms  ██  ▆██
+                                  (  0.00  b …   1.55 mb) 876.22 kb ▆██▇▆███▇█▅▂▅▄▂▂▁▂▁▁▂
+
+summary
+  pdfReader.getCompactLinesFromTexts()
+   1.19x faster than pdfReaderLegacy.getCompactLinesFromTexts()
+
+--------------------------------------------------------- -------------------------------
+pdfReader.open()                            14.30 ms/iter  19.97 ms █▄
+                                     (8.56 ms … 31.51 ms)  27.49 ms ██
+                                  (  0.00  b …  58.52 mb)  19.89 mb ██▅▁▃▃▁▃▇▁▃▁▅▁▇█▁▅▁▁▃
+
+pdfReaderLegacy.open()                       6.19 ms/iter   6.51 ms  █
+                                     (5.11 ms … 13.27 ms)  10.40 ms  ██▂ ▂
+                                  (  0.00  b …  29.13 mb) 682.14 kb ██████▅▄▃▁▃▁▄▃▁▂▁▁▁▁▂
+
+summary
+  pdfReaderLegacy.open()
+   2.31x faster than pdfReader.open()
+
+--------------------------------------------------------- -------------------------------
+pdfReader.renderAll()                         1.10 s/iter    1.12 s                     █
+                                        (1.05 s … 1.13 s)    1.12 s █                 █ █
+                                  ( 66.35 mb … 248.17 mb) 191.68 mb █▁▁▁▁▁▁▁▁██▁▁▁█▁▁▁███
+
+pdfReaderLegacy.renderAll()                   1.68 s/iter    1.70 s             █
+                                        (1.56 s … 1.84 s)    1.77 s ▅ ▅▅    ▅▅ ▅█▅ ▅    ▅
+                                  (231.91 mb … 384.77 mb) 352.18 mb █▁██▁▁▁▁██▁███▁█▁▁▁▁█
+
+summary
+  pdfReader.renderAll()
+   1.52x faster than pdfReaderLegacy.renderAll()
+```