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libgpac
Documentation of the core library of GPAC
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filter session object - see GF_FilterSession
Public Member Functions | |
__init__ (self, flags=0, blacklist=None, nb_threads=0, sched_type=0) | |
constructor for filter session - see gf_fs_new | |
delete (self) | |
delete an existing filter session - see gf_fs_del | |
on_filter_new (self, filter) | |
called whenever a new filter is added, typically used by classes deriving from FilterSession | |
on_filter_del (self, filter) | |
called whenever a filter is destroyed, typically used by classes deriving from FilterSession | |
on_gl_activate (self, do_activate) | |
called whenever a GL context must be activated, typically used by classes deriving from FilterSession | |
external_opengl_provider (self) | |
call this function to prevent openGL context creation in libgpac, delegating GL context management to the calling app | |
run (self) | |
run the session - see gf_fs_run | |
load_src (self, URL, parentURL=None) | |
load source filter - see gf_fs_load_source | |
load_dst (self, URL, parentURL=None) | |
load destination filter - see gf_fs_load_destination | |
load (self, fname) | |
load a filter - see gf_fs_load_filter | |
post (self, task) | |
post a user task to the filter sesison - see gf_fs_post_user_task | |
abort (self, flush=0) | |
abort the session - see gf_fs_abort | |
get_filter (self, index) | |
get a filter by index - see gf_fs_get_filter | |
lock (self, lock) | |
lock the session - see gf_fs_lock_filters | |
reporting (self, do_report) | |
enable status reporting by filters - see gf_fs_enable_reporting | |
print_stats (self) | |
print statistics on stderr - see gf_fs_print_stats | |
print_graph (self) | |
print graph on stderr - see gf_fs_print_connections | |
fire_event (self, evt, filter=None, upstream=False) | |
fire an event on the given filter if any, or on any filter accepting user events | |
is_supported_mime (self, mime) | |
checks if a given mime is supported - see gf_fs_is_supported_mime | |
is_supported_source (self, url, parent=None) | |
checks if a given source URL is supported - see gf_fs_is_supported_source | |
Protected Attributes | |
_sess | |
python.libgpac.libgpac.FilterSession.__init__ | ( | self, | |
flags = 0, | |||
blacklist = None, | |||
nb_threads = 0, | |||
sched_type = 0 ) |
flags | session flags (int) |
blacklist | list of blacklisted filters |
nb_threads | number of threads to use (int) |
sched_type | session scheduler type |
python.libgpac.libgpac.FilterSession.delete | ( | self | ) |
python.libgpac.libgpac.FilterSession.on_filter_new | ( | self, | |
filter ) |
filter | Filter object being added |
python.libgpac.libgpac.FilterSession.on_filter_del | ( | self, | |
filter ) |
filter | Filter object being removed |
python.libgpac.libgpac.FilterSession.on_gl_activate | ( | self, | |
do_activate ) |
do_activate | set to true if openGL context ust be activated for calling thread |
python.libgpac.libgpac.FilterSession.external_opengl_provider | ( | self | ) |
python.libgpac.libgpac.FilterSession.run | ( | self | ) |
python.libgpac.libgpac.FilterSession.load_src | ( | self, | |
URL, | |||
parentURL = None ) |
URL | source URL to load |
parentURL | URL of parent resource for relative path resolution |
python.libgpac.libgpac.FilterSession.load_dst | ( | self, | |
URL, | |||
parentURL = None ) |
URL | source URL to load |
parentURL | URL of parent resource for relative path resolution |
python.libgpac.libgpac.FilterSession.load | ( | self, | |
fname ) |
fname | filter name and options |
python.libgpac.libgpac.FilterSession.post | ( | self, | |
task ) |
task | task object to post |
python.libgpac.libgpac.FilterSession.abort | ( | self, | |
flush = 0 ) |
flush | flush pipeline before abort |
python.libgpac.libgpac.FilterSession.get_filter | ( | self, | |
index ) |
index | index of filter |
python.libgpac.libgpac.FilterSession.lock | ( | self, | |
lock ) |
lock | if True, locks otherwise unlocks |
python.libgpac.libgpac.FilterSession.reporting | ( | self, | |
do_report ) |
do_report | if True, enables reporting |
python.libgpac.libgpac.FilterSession.print_stats | ( | self | ) |
python.libgpac.libgpac.FilterSession.print_graph | ( | self | ) |
python.libgpac.libgpac.FilterSession.fire_event | ( | self, | |
evt, | |||
filter = None, | |||
upstream = False ) |
evt | FilterEvent to fire |
filter | Filter to use as target |
upstream | if true, walks the chain towards the sink, otehrwise towards the source |
python.libgpac.libgpac.FilterSession.is_supported_mime | ( | self, | |
mime ) |
mime | mime type to check |
python.libgpac.libgpac.FilterSession.is_supported_source | ( | self, | |
url, | |||
parent = None ) |
url | URL to check |
parent | parent URL for relative URLs |