diff options
Diffstat (limited to 'example.c')
-rw-r--r-- | example.c | 8 |
1 files changed, 8 insertions, 0 deletions
@@ -863,6 +863,13 @@ void write_png(char *file_name /* , ... other image information ... */) */ png_set_gAMA(png_ptr, info_ptr, gamma); +#if PNG_LIBPNG_VER >= 1.6.0 + png_set_itxt(png_ptr, info_ptr, 0, 0, "Title", "Mona Lisa", NULL, NULL); + png_set_itxt(png_ptr, info_ptr, 0, 0, "Author", "Leonardo da Vinci", NULL, + NULL); + png_set_itxt(png_ptr, info_ptr, 3, 0, "Description", "<long text>", NULL, + NULL); +#else /* Optionally write comments into the image */ { png_text text_ptr[3]; @@ -896,6 +903,7 @@ void write_png(char *file_name /* , ... other image information ... */) png_set_text(write_ptr, write_info_ptr, text_ptr, 3); } +#endif /* Other optional chunks like cHRM, bKGD, tRNS, tIME, oFFs, pHYs */ |