0030946: Visualization - Image_AlienPixMap ignores 1-bit pixelformat when using FreeImage

ID	Project	Category	View Status	Date Submitted	Last Update

0030946	Open CASCADE	OCCT:Visualization	public	2019-09-05 13:57	2019-11-06 23:57

Reporter	kgv	Assigned To	~~abv~~
Priority	normal	Severity	minor
Status	closed	Resolution	fixed
Product Version	6.5.4
Target Version	7.4.0	Fixed in Version	7.4.0

Summary	0030946: Visualization - Image_AlienPixMap ignores 1-bit pixelformat when using FreeImage
Description	Image_AlienPixMap implementation does not check bits-per-pixel value for black/white formats leading to broken pixmap being initialized.
Steps To Reproduce	bugs/vis/bug30946
Tags	No tags attached.

Test case number	bugs/vis/bug30946

kgv 2019-09-05 14:10 developer	img_1bit_32px.png (217 bytes)

kgv 2019-09-05 14:10 developer	img_1bit_256px.png (804 bytes)

kgv 2019-09-05 14:10 developer	draw_1bit_KO.png (6,323 bytes)

kgv 2019-09-05 14:12 developer ~0086794	Similar bug has been recently fixed within Font_FTFont::RenderGlyph() with FT_PIXEL_MODE_MONO format.

~~user897~~ 2019-09-10 16:51	bug30946_img_1bit_32px.png (217 bytes)

~~user897~~ 2019-09-10 16:51	bug30946_img_1bit_256px.png (804 bytes)

git 2019-09-10 17:30 administrator ~0086993	Branch CR30946 has been created by mzernova. SHA-1: 452b5751435075c1194b9aaf51ac80326b6f1b91 Detailed log of new commits: Author: mzernova Date: Tue Sep 10 17:10:25 2019 +0300 0030946: Visualization - Image_AlienPixMap ignores 1-bit pixelformat when using FreeImage Added check of bits-per-pixel value and conversion from 1-bit images to 8-bit images

kgv 2019-09-10 17:38 developer ~0086994	+ if (FreeImage_GetBPP (anImage) == 1) + { + anImage = FreeImage_ConvertTo8Bits (anImage); + } Looks like a memory leak.

~~user897~~ 2019-09-10 17:46 ~0086997	The patch CR30946 is ready to review

git 2019-09-11 12:27 administrator ~0087002	Branch CR30946 has been updated by mzernova. SHA-1: 6590929077203b28c3e099a83aa60f31016c95ea Detailed log of new commits: Author: mzernova Date: Wed Sep 11 12:19:30 2019 +0300 #remarks from osa

kgv 2019-09-13 11:08 developer ~0087037	Please switch to RESOLVED when patch will be ready for review. Note that a new branch with squashed commits is expected for integration.

git 2019-09-13 15:37 administrator ~0087065	Branch CR30946_1 has been created by mzernova. SHA-1: 65ba44feb02efb259c2b92fb5c6eacdc024a42dc Detailed log of new commits: Author: mzernova Date: Tue Sep 10 17:10:25 2019 +0300 0030946: Visualization - Image_AlienPixMap ignores 1-bit pixelformat when using FreeImage Convert 1-bit image to 8-bit one during its loading because only greyscale images are supported by visualization

~~user897~~ 2019-09-13 15:42 ~0087067	The patch CR30946 is ready to review

bugmaster 2019-09-13 21:04 administrator ~0087076	Combination - OCCT branch : CR30946 master SHA - 6590929077203b28c3e099a83aa60f31016c95ea 5f5b1aed1c6e139bbd34314eca77ae7abcd8895c Products branch : master SHA - f9d0bd5e3a29d6a97b3f5f6354ea2397253ab4f8 was compiled on Linux, MacOS and Windows platforms and tested in optimize mode. Number of compiler warnings: No new/fixed warnings Regressions/Differences/Improvements: No regressions/differences CPU differences: Debian80-64: OCCT Total CPU difference: 16782.080000000005 / 16801.83000000017 [-0.12%] Products Total CPU difference: 10546.910000000033 / 10553.510000000031 [-0.06%] Windows-64-VC14: OCCT Total CPU difference: 18219.390625 / 18249.640625 [-0.17%] Products Total CPU difference: 12379.375 / 12227.453125 [+1.24%] Image differences : No differences that require special attention Memory differences : No differences that require special attention

git 2019-09-15 10:54 administrator ~0087087	Branch CR30946_1 has been deleted by inv. SHA-1: 65ba44feb02efb259c2b92fb5c6eacdc024a42dc

git 2019-09-15 10:55 administrator ~0087097	Branch CR30946 has been deleted by inv. SHA-1: 6590929077203b28c3e099a83aa60f31016c95ea

occt: master fdae2107 2019-09-10 14:10:25 ~~abv~~ Committer: abv Details Diff	0030946: Visualization - Image_AlienPixMap ignores 1-bit pixelformat when using FreeImage Convert 1-bit image to 8-bit one during its loading because only greyscale images are supported by visualization	Affected Issues 0030946
	mod - src/Image/Image_AlienPixMap.cxx	Diff File
	add - tests/bugs/vis/bug30946	Diff File

Date Modified	Username	Field	Change
2019-09-05 13:57	kgv	New Issue
2019-09-05 13:57	kgv	Assigned To	=> kgv
2019-09-05 14:09	kgv	Steps to Reproduce Updated
2019-09-05 14:10	kgv	File Added: img_1bit_32px.png
2019-09-05 14:10	kgv	File Added: img_1bit_256px.png
2019-09-05 14:10	kgv	Assigned To	kgv => user897
2019-09-05 14:10	kgv	Status	new => assigned
2019-09-05 14:10	kgv	File Added: draw_1bit_KO.png
2019-09-05 14:12	kgv	Relationship added	related to 0030782
2019-09-05 14:12	kgv	Note Added: 0086794
2019-09-10 16:51	~~user897~~	File Added: bug30946_img_1bit_32px.png
2019-09-10 16:51	~~user897~~	File Added: bug30946_img_1bit_256px.png
2019-09-10 17:30	git	Note Added: 0086993
2019-09-10 17:38	kgv	Note Added: 0086994
2019-09-10 17:46	~~user897~~	Note Added: 0086997
2019-09-10 17:46	~~user897~~	Assigned To	user897 => osa
2019-09-10 17:46	~~user897~~	Status	assigned => resolved
2019-09-10 17:46	~~user897~~	Steps to Reproduce Updated
2019-09-11 12:27	git	Note Added: 0087002
2019-09-13 11:08	kgv	Note Added: 0087037
2019-09-13 11:08	kgv	Assigned To	osa => user897
2019-09-13 11:08	kgv	Status	resolved => assigned
2019-09-13 11:08	kgv	Target Version	7.5.0 => 7.4.0
2019-09-13 15:37	git	Note Added: 0087065
2019-09-13 15:42	~~user897~~	Note Added: 0087067
2019-09-13 15:42	~~user897~~	Assigned To	user897 => osa
2019-09-13 15:42	~~user897~~	Status	assigned => resolved
2019-09-13 17:00	~~osa~~	Assigned To	osa => bugmaster
2019-09-13 17:00	~~osa~~	Status	resolved => reviewed
2019-09-13 20:57	bugmaster	Test case number	=> bugs/vis/bug30946
2019-09-13 21:04	bugmaster	Note Added: 0087076
2019-09-13 21:04	bugmaster	Status	reviewed => tested
2019-09-15 10:51	~~abv~~	Changeset attached	=> occt master fdae2107
2019-09-15 10:51	~~abv~~	Assigned To	bugmaster => abv
2019-09-15 10:51	~~abv~~	Status	tested => verified
2019-09-15 10:51	~~abv~~	Resolution	open => fixed
2019-09-15 10:54	git	Note Added: 0087087
2019-09-15 10:55	git	Note Added: 0087097
2019-09-16 14:10	kgv	Relationship added	child of 0023272
2019-09-16 14:10	kgv	Product Version	7.3.0 => 6.5.4
2019-11-06 23:57	kgv	Relationship added	related to 0031138

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Issue History

related to	0030782	closed	bugmaster	Visualization, Font_FTFont - use predefined fallback fonts for extended Unicode subsets
related to	0031138	closed	bugmaster	Visualization - Image_AlienPixMap fails to load PNG image with palette
child of	0023272	closed	kgv	Image comparison algorithm