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Conditionally compile functions only used by sequential readers

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png_combine_row() and png_read_finish_row() are not used by progressive
PNG readers.
This commit is contained in:
Glenn Randers-Pehrson
2009-05-18 10:52:12 -05:00
parent 580f4f5561
commit 5902059c7c
4 changed files with 18 additions and 8 deletions
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7
pngwrite.c
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@@ -1,7 +1,7 @@
/* pngwrite.c - general routines to write a PNG file
*
* Last changed in libpng 1.4.0 [May 16, 2009]
* Last changed in libpng 1.4.0 [May 18, 2009]
* For conditions of distribution and use, see copyright notice in png.h
* Copyright (c) 1998-2009 Glenn Randers-Pehrson
* (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
@@ -180,19 +180,20 @@ png_write_info(png_structp png_ptr, png_infop info_ptr)
info_ptr->pcal_X1, info_ptr->pcal_type, info_ptr->pcal_nparams,
info_ptr->pcal_units, info_ptr->pcal_params);
#endif
#if defined(PNG_sCAL_SUPPORTED)
if (info_ptr->valid & PNG_INFO_sCAL)
#if defined(PNG_WRITE_sCAL_SUPPORTED)
#if defined(PNG_FLOATING_POINT_SUPPORTED) && !defined(PNG_NO_STDIO)
png_write_sCAL(png_ptr, (int)info_ptr->scal_unit,
info_ptr->scal_pixel_width, info_ptr->scal_pixel_height);
#else
#else /* !FLOATING_POINT */
#ifdef PNG_FIXED_POINT_SUPPORTED
png_write_sCAL_s(png_ptr, (int)info_ptr->scal_unit,
info_ptr->scal_s_width, info_ptr->scal_s_height);
#endif /* FIXED_POINT */
#endif /* FLOATING_POINT */
#else /* WRITE_sCAL */
#else /* !WRITE_sCAL */
png_warning(png_ptr,
"png_write_sCAL not supported; sCAL chunk not written");
#endif /* WRITE_sCAL */