png_set_write_status_fn

Name

png_set_write_status_fn -- install custom callback function to be called after row is written

Synopsis

#include <png.h>

void png_set_write_status_fn(png_structp png_ptr, png_write_status_ptr write_row_fn);

Description

This interface shall install a custom callback function to be called after a row has been written.

The parameter png_ptr shall specify the PNG file to be transformed.

The parameter write_row_fn shall specify the custom callback function.