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Merge pull request #423 from ffawkes/png-output

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Support PNG output on older libvips versions
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Tom 2022-10-09 16:39:50 +02:00 • committed by GitHub
commit 3471b468e9
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1 changed files with 10 additions and 1 deletions
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11
vips.h
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@ -336,7 +336,7 @@ vips_jpegsave_bridge(VipsImage *in, void **buf, size_t *len, int strip, int qual
int
vips_pngsave_bridge(VipsImage *in, void **buf, size_t *len, int strip, int compression, int quality, int interlace, int palette, int speed) {
#if (VIPS_MAJOR_VERSION >= 8 && VIPS_MINOR_VERSION >= 7)
#if (VIPS_MAJOR_VERSION >= 8 && VIPS_MINOR_VERSION >= 12)
int effort = 10 - speed;
return vips_pngsave_buffer(in, buf, len,
"strip", INT_TO_GBOOLEAN(strip),
@ -348,6 +348,15 @@ vips_pngsave_bridge(VipsImage *in, void **buf, size_t *len, int strip, int compr
"effort", effort,
NULL
);
#elif (VIPS_MAJOR_VERSION >= 8 && VIPS_MINOR_VERSION >= 7)
return vips_pngsave_buffer(in, buf, len,
"strip", INT_TO_GBOOLEAN(strip),
"compression", compression,
"interlace", INT_TO_GBOOLEAN(interlace),
"filter", VIPS_FOREIGN_PNG_FILTER_ALL,
"palette", INT_TO_GBOOLEAN(palette),
NULL
);
#else
return vips_pngsave_buffer(in, buf, len,
"strip", INT_TO_GBOOLEAN(strip),