diff options
Diffstat (limited to 'example.c')
-rw-r--r-- | example.c | 51 |
1 files changed, 32 insertions, 19 deletions
@@ -864,25 +864,38 @@ void write_png(char *file_name /* , ... other image information ... */) png_set_gAMA(png_ptr, info_ptr, gamma); /* Optionally write comments into the image */ - text_ptr[0].key = "Title"; - text_ptr[0].text = "Mona Lisa"; - text_ptr[0].compression = PNG_TEXT_COMPRESSION_NONE; - text_ptr[0].itxt_length = 0; - text_ptr[0].lang = NULL; - text_ptr[0].lang_key = NULL; - text_ptr[1].key = "Author"; - text_ptr[1].text = "Leonardo DaVinci"; - text_ptr[1].compression = PNG_TEXT_COMPRESSION_NONE; - text_ptr[1].itxt_length = 0; - text_ptr[1].lang = NULL; - text_ptr[1].lang_key = NULL; - text_ptr[2].key = "Description"; - text_ptr[2].text = "<long text>"; - text_ptr[2].compression = PNG_TEXT_COMPRESSION_zTXt; - text_ptr[2].itxt_length = 0; - text_ptr[2].lang = NULL; - text_ptr[2].lang_key = NULL; - png_set_text(png_ptr, info_ptr, text_ptr, 3); + { + png_text text_ptr[3]; + + char key0[]="Title"; + char text0[]="Mona Lisa"; + text_ptr[0].key = key0; + text_ptr[0].text = text0; + text_ptr[0].compression = PNG_TEXT_COMPRESSION_NONE; + text_ptr[0].itxt_length = 0; + text_ptr[0].lang = NULL; + text_ptr[0].lang_key = NULL; + + char key1[]="Author"; + char text1[]="Leonardo DaVinci"; + text_ptr[1].key = key1; + text_ptr[1].text = text1; + text_ptr[1].compression = PNG_TEXT_COMPRESSION_NONE; + text_ptr[1].itxt_length = 0; + text_ptr[1].lang = NULL; + text_ptr[1].lang_key = NULL; + + char key2[]="Description"; + char text2[]="<long text>"; + text_ptr[2].key = key2; + text_ptr[2].text = text2; + text_ptr[2].compression = PNG_TEXT_COMPRESSION_zTXt; + text_ptr[2].itxt_length = 0; + text_ptr[2].lang = NULL; + text_ptr[2].lang_key = NULL; + + png_set_text(write_ptr, write_info_ptr, text_ptr, 3); + } /* Other optional chunks like cHRM, bKGD, tRNS, tIME, oFFs, pHYs */ |