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[devel] Added "bit_depth" parameter to the private png_build_gamma_table()

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function.  Pass bit_depth=8 to png_build_gamma_table() when bit_depth is 16
but the PNG_16_TO_8 transform has been set, to avoid unnecessary build of
16-bit tables.
This commit is contained in:
Glenn Randers-Pehrson
2009-12-13 08:14:40 -06:00
parent 0452bbcf84
commit ffa8924330
5 changed files with 33 additions and 16 deletions
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4
libpngpf.3
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@@ -1,4 +1,4 @@
.TH LIBPNGPF 3 "December 11, 2009"
.TH LIBPNGPF 3 "December 13, 2009"
.SH NAME
libpng \- Portable Network Graphics (PNG) Reference Library 1.4.0beta108
(private functions)
@@ -15,7 +15,7 @@ libpng \- Portable Network Graphics (PNG) Reference Library 1.4.0beta108
\fI\fB
\fBvoid png_build_gamma_table (png_structp \fIpng_ptr\fP\fB);\fP
\fBvoid png_build_gamma_table (png_structp \fP\fIpng_ptr\fP\fB, png_byte \fIbit_depth\fP\fB);\fP
\fI\fB