Linux Standard Base Desktop Specification 3.1 | ||
---|---|---|
<<< Previous | Next >>> |
png_get_text() returns the text chunk information from the PNG stream in the array pointed to by text_ptr. It also returns the number of text chunks in num_text. text_ptr is an array of structure png_text whose members include:
type of compression used on text. Valid values are:
PNG_TEXT_COMPRESSION_NONE |
PNG_TEXT_COMPRESSION_zTXt |
PNG_ITXT_COMPRESSION_NONE |
PNG_ITXT_COMPRESSION_zTXt |
keyword for comment. Must contain 1-79 characters.
text comment for current keyword. Maybe empty.
length of text string after decompression. 0 for iTXt.
length of iTXt string after decompression. 0 for tEXt/zTXt.
language of comment. Empty string if language is unknown.
keyword in UTF-8. Empty string if language is unknown.
<<< Previous | Home | Next >>> |
png_get_tRNS | Up | png_get_valid |