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author | giraffedata <giraffedata@9d0c8265-081b-0410-96cb-a4ca84ce46f8> | 2021-05-15 15:33:36 +0000 |
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committer | giraffedata <giraffedata@9d0c8265-081b-0410-96cb-a4ca84ce46f8> | 2021-05-15 15:33:36 +0000 |
commit | d4566d57cc0fca7f31aee276b2e1522dd3c455c1 (patch) | |
tree | c02a1dffde80e6b37a427ac9f773646c41ded60a | |
parent | 618539817adc09d31ef6bc16b9d48f4bbc902d35 (diff) | |
download | netpbm-mirror-d4566d57cc0fca7f31aee276b2e1522dd3c455c1.tar.gz netpbm-mirror-d4566d57cc0fca7f31aee276b2e1522dd3c455c1.tar.xz netpbm-mirror-d4566d57cc0fca7f31aee276b2e1522dd3c455c1.zip |
Fix failure to recognize BLACKANDWHITE_ALPHA
git-svn-id: http://svn.code.sf.net/p/netpbm/code/trunk@4103 9d0c8265-081b-0410-96cb-a4ca84ce46f8
-rw-r--r-- | converter/other/pamtopng.c | 10 | ||||
-rw-r--r-- | doc/HISTORY | 6 |
2 files changed, 15 insertions, 1 deletions
diff --git a/converter/other/pamtopng.c b/converter/other/pamtopng.c index 3a987820..a9d04029 100644 --- a/converter/other/pamtopng.c +++ b/converter/other/pamtopng.c @@ -287,6 +287,16 @@ colorTypeFromInputType(const struct pam * const pamP) { pm_error("Input tuple type is GRAYSCALE, " "but number of planes is %u instead of 1", pamP->depth); + } else if (strneq(pamP->tuple_type, "BLACKANDWHITE_ALPHA", 19)) { + if (pamP->depth != 2) + pm_error("Input tuple type is BLACKANDWHITE_ALPHA, " + "but number of planes is %u instead of 2", + pamP->depth); + if (pamP->maxval != 1) + pm_error("Input tuple type is BLACKANDWHITE_ALPHA, " + "but maxval is %u instead of 1", (unsigned)pamP->maxval); + + retval = PNG_COLOR_TYPE_GRAY_ALPHA; } else if (strneq(pamP->tuple_type, "BLACKANDWHITE", 3)) { if (pamP->depth != 1) pm_error("Input tuple type is BLACKANDWHITE, " diff --git a/doc/HISTORY b/doc/HISTORY index 0fc4e497..7370d698 100644 --- a/doc/HISTORY +++ b/doc/HISTORY @@ -6,9 +6,13 @@ CHANGE HISTORY not yet BJH Release 10.95.00 + pamtopng: Fix rejection of all BLACKANDWHITE_ALPHA images + with message about wrong depth. Always broken (pamtopng + was new in Netpbm 10.71 (June 2015)), + pamtogif: Fix failure with bogus message about wrong depth with grayscale and black and white PAM images with transparency. - Always broken (pamtogif was new in Netpbm 10.37 (December 2006). + Always broken (pamtogif was new in Netpbm 10.37 (December 2006)). Thanks Karol Kosek <krkk@krkk.ct8.pl>. ppmtogif: Same as 'pamtogif' fix above, but with -alpha option. |