Function
AppStreamComposeoptimize_png
since: 1.0
Declaration [src]
gboolean
asc_optimize_png (
  const gchar* fname,
  GError** error
)
Description [src]
Optimizes a PNG graphic for size with optipng, if its binary is available and this feature is enabled.
Available since: 1.0
Parameters
- fname
- 
            Type: const gchar*Filename of the PNG image to optimize. The data is owned by the caller of the function. The value is a NUL terminated UTF-8 string. 
- error
- 
            Type: GError **The return location for a recoverable error. The argument can be NULL.If the return location is not NULL, then you must initialize it to aNULLGError*.The argument will be left initialized to NULLby the function if there are no errors.In case of error, the argument will be set to a newly allocated GError; the caller will take ownership of the data, and be responsible for freeing it.