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346 Commits

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Author SHA1 Message Date
Michael R Sweet
c158587070
Fix issues with grayscale PNG images. 
Update PNG test page content.
 2021-06-06 00:27:33 -04:00
Michael R Sweet
bbd0b854b7
Initial PNG support and test files. 2021-06-05 22:56:05 -04:00
Michael R Sweet
1ea2b7514a
Rework the color space support. 
Start work on PNG file reader.
 2021-06-05 11:28:32 -04:00
Michael R Sweet
3a133bd1c0
Fix one more resource leak found by Coverity. 2021-06-04 11:09:34 -04:00
Michael R Sweet
07b9ce80bb
Fix one more resource leak found by Coverity. 2021-06-04 11:07:27 -04:00
Michael R Sweet
b0d3080ffe
Resolve clang warning. 2021-06-04 11:03:24 -04:00
Michael R Sweet
88bf3e710f
Update Cppcheck exclusions. 2021-06-04 11:03:15 -04:00
Michael R Sweet
ee5fcc2a4a
Fix Coverity-discovered issues. 2021-06-04 10:56:23 -04:00
Michael R Sweet
caf398d72c
Add pdfioImageGetBytesPerLine API, document its use for image streams. 2021-06-04 10:33:39 -04:00
Michael R Sweet
3ec771e688
Add read-back tests. 2021-06-02 15:46:39 -04:00
Michael R Sweet
3c034eb919
Fix remaining PNG predictors. 2021-06-01 19:29:48 -04:00
Michael R Sweet
d30579f905
Add badges. 2021-06-01 18:36:22 -04:00
Michael R Sweet
3efb4f800b
Fix PNG predictor 12, 14, and 15. 2021-06-01 17:48:36 -04:00
Michael R Sweet
2856b440d1
Add PNG predictor test page (yes, we have problems) 2021-06-01 17:10:36 -04:00
Michael R Sweet
97846e0f34
Remove TODO file, everything converted to Github issues. 2021-06-01 08:53:55 -04:00
Michael R Sweet
cc250e7201
Fix more of the text output code (paren handling). 
Update unit tests to write lines from README.md.
 2021-05-31 21:34:53 -04:00
Michael R Sweet
05df5919cd
Save work on text tests. 2021-05-31 20:51:37 -04:00
Michael R Sweet
82e62ae852
Basic text support. 2021-05-31 19:41:02 -04:00
Michael R Sweet
c4e0421f62
Implement calibrated color support, including constants for a few standard 
color spaces and a new color patch test page.

The grayscale test image from CUPS wasn't actually grayscale.
 2021-05-31 09:31:00 -04:00
Michael R Sweet
627b04d9f0
Only use cppcheck on Linux. 2021-05-30 12:58:36 -04:00
Michael R Sweet
0d1c0cbb14
Fix clang/cppcheck commands. 2021-05-30 12:56:00 -04:00
Michael R Sweet
1f0ca4fd5b
Install cppcheck 2021-05-30 12:54:15 -04:00
Michael R Sweet
38557db43e
Add clang and cppcheck. 2021-05-30 12:51:26 -04:00
Michael R Sweet
9f0346df6d
Add math library. 2021-05-30 10:27:00 -04:00
Michael R Sweet
28b3fa5bab
Fix CI build flags. 2021-05-30 10:25:40 -04:00
Michael R Sweet
1967974f00
Add Github workflow/sponsor info. 2021-05-30 10:22:56 -04:00
Michael R Sweet
281f36cca4
Update logo. 2021-05-30 09:07:50 -04:00
Michael R Sweet
e8bcde9cba
Update name in README. 2021-05-30 07:43:35 -04:00
Michael R Sweet
246c2e4b41
Rename as PDFio for consistency. 
Add PDFio logo image.

Move documentation to "doc" subdirectory.
 2021-05-30 07:10:44 -04:00
Michael R Sweet
8bc538cc91
Update docos. 2021-05-29 21:27:49 -04:00
Michael R Sweet
10ab119922
Initial documentation. 2021-05-29 21:21:45 -04:00
Michael R Sweet
a18b8fd606
Switch to using double for numbers, since they are also used to record lengths 
and other potentially large contents.
 2021-05-29 21:16:21 -04:00
Michael R Sweet
35d22705fa
Implement pdfioObjCopy and pdfioPageCopy, with tests. 2021-05-29 20:00:48 -04:00
Michael R Sweet
37842066c6
Add test fonts for future use. 2021-05-29 20:00:35 -04:00
Michael R Sweet
f1fb09c6c0
Switch back to compressed page content streams. 2021-05-28 22:24:39 -04:00
Michael R Sweet
94cb915885
Fix xref table - wrong total number of objects. 
Update pdfioContentDrawImage to take x/y offsets and sizes.
 2021-05-28 22:05:44 -04:00
Michael R Sweet
fb853dadda
Fix some issues with the core file writing code. 
Add test images to the unit tests.
 2021-05-28 10:41:21 -04:00
Michael R Sweet
9cf024c1ce
Move test PDF file to new testfiles subdirectory. 
Ignore generated PDF files from unit test program.
 2021-05-28 09:31:42 -04:00
Michael R Sweet
128d5f0d42
Implement JPEG image object support. 2021-05-25 16:31:32 -04:00
Michael R Sweet
eb4477ce9b
Add content convenience functions. 2021-05-24 19:33:40 -04:00
Michael R Sweet
0ae8ddc515
Save work. 2021-05-18 19:08:50 -04:00
Michael R Sweet
45899f8a8d
Default CropBox should be the full MediaBox. 2021-05-16 18:31:45 -04:00
Michael R Sweet
35ea209c73
Initial unit tests for writing a PDF file. 2021-05-16 12:36:44 -04:00
Michael R Sweet
548ff7d119
Initial writing support. 2021-05-16 11:39:05 -04:00
Michael R Sweet
4bb81417a8
Start fleshing out writing/copying interfaces. 2021-05-15 09:29:37 -04:00
Michael R Sweet
17f2cc213e
Implement object mapping framework. 2021-05-13 13:18:01 -04:00
Michael R Sweet
7cb4d0a557
Update TODOs. 2021-05-10 21:33:26 -04:00
Michael R Sweet
b030c24ba1
Add pdfioObjGetArray. 2021-05-10 21:01:02 -04:00
Michael R Sweet
18853ca3d5
Increase token buffer to 256 bytes, to avoid overflow scenarios. 
Add _pdfioTokenFlush to manually flush the token buffer.

Add more debug printfs.
 2021-05-10 17:37:57 -04:00
Michael R Sweet
cfb5ca0ddc
Rework error/debug output. 2021-05-10 08:40:52 -04:00