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[libpng17] Imported from libpng-1.7.0alpha01.tar

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Glenn Randers-Pehrson
2012-12-15 10:05:54 -06:00
parent d9002f94cb
commit ec1d13a1d4
15 changed files with 284 additions and 22 deletions
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16
arm/arm_init.c
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@@ -1,8 +1,9 @@
/* filter_neon.S - NEON optimised filter functions
/* arm_init.c - NEON optimised filter functions
*
* Copyright (c) 2011 Glenn Randers-Pehrson
* Copyright (c) 2012 Glenn Randers-Pehrson
* Written by Mans Rullgard, 2011.
* Last changed in libpng 1.6.0 [(PENDING RELEASE)]
*
* This code is released under the libpng license.
* For conditions of distribution and use, see the disclaimer
@@ -50,6 +51,17 @@ png_init_filter_functions_neon(png_structp pp, unsigned int bpp)
return;
#endif
/* IMPORTANT: any new external functions used here must be declared using
* PNG_INTERNAL_FUNCTION in ../pngpriv.h. This is required so that the
* 'prefix' option to configure works:
*
* ./configure --with-libpng-prefix=foobar_
*
* Verify you have got this right by running the above command, doing a build
* and examining pngprefix.h; it must contain a #define for every external
* function you add. (Notice that this happens automatically for the
* initialization function.)
*/
pp->read_filter[PNG_FILTER_VALUE_UP-1] = png_read_filter_row_up_neon;
if (bpp == 3)