POV-Ray: Newsgroups: povray.general: povray uses internal libpng function -- broken with new png library: Re: povray uses internal libpng function -- broken with new png library

POV-Ray : Newsgroups : povray.general : povray uses internal libpng function -- broken with new png library : Re: povray uses internal libpng function -- broken with new png library		Server Time 1 Aug 2024 02:22:17 EDT (-0400)

From: Christoph Hormann
Date: 6 May 2006 05:10:03
Message: <e3hp2s$mvb$1@chho.imagico.de>

Thomas Klausner wrote:
> Hi!
> 
> povray-3.6.1, the Unix version, uses the png_write_finish_row()
> function, which is a private (internal) function of the png library
> and not provided by the current png version (1.2.10).
> 
> Linking thus fails with:
> ../source/libpovray.a(png_pov.o)(.text+0x161a): In function
> `pov::PNG_Image::~PNG_Image()': undefined reference to
> `png_write_finish_row'

Well - you could remove that call but will probably loose ability to 
interrupt/continue render with PNG output.

Christoph

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