Retrieve the current value of the specified stream property of type void*
Synopsis:
#include <screen/screen.h>
int screen_get_stream_property_pv(screen_stream_t stream,
int pname,
void **param)
Arguments:
- stream
- handle of the stream whose property is being queried.
- pname
- The name of the property whose value is being queried. The properties available for querying are of type Screen property types.
- param
- A pointer to a buffer where this function stores the retrieved value(s). This buffer must be of type void*.
Library:
libscreen
Description:
Function Type: Flushing Execution
This function retrieves the value(s) of a stream property and stores them in a user-provided buffer. The values of the following properties can be queried using this function:
Note [1]: When retrieving this property, the function type is Immediate Execution.
Returns:
0 if successful, or -1 if an error occurred (errno is set; refer to errno.h for more details).