def getAutoSettings(self):
"""
Computes and returns smart settings for the project.
If the project only has one source, it will be that source's settings.
If it has more than one, it will return the largest setting that suits
all contained sources.
"""
settings = ExportSettings()
if not self.timeline:
self.warning("project doesn't have a timeline, returning default settings")
return settings
# FIXME: this is ugly, but rendering for now assumes at most one audio
# and one video tracks
have_audio = have_video = False
for track in self.timeline.tracks:
if isinstance(track.stream, VideoStream) and track.duration != 0:
have_video = True
elif isinstance(track.stream, AudioStream) and track.duration != 0:
have_audio = True
if not have_audio:
settings.aencoder = None
if not have_video:
settings.vencoder = None
return settings
def __init__(self, name="", uri=None, **kwargs):
"""
@param name: the name of the project
@param uri: the uri of the project
"""
Loggable.__init__(self)
self.log("name:%s, uri:%s", name, uri)
self.name = name
self.settings = None
self.description = ""
self.uri = uri
self.urichanged = False
self.format = None
self.sources = SourceList()
self.sources.connect("source-added", self._sourceAddedCb)
self.sources.connect("source-removed", self._sourceRemovedCb)
self._dirty = False
self.timeline = Timeline()
self.factory = TimelineSourceFactory(self.timeline)
self.pipeline = Pipeline()
self.view_action = ViewAction()
self.view_action.addProducers(self.factory)
self.seeker = Seeker(80)
self.settings = ExportSettings()
self._videocaps = self.settings.getVideoCaps()
def getAutoSettings(self):
"""
Computes and returns smart settings for the project.
If the project only has one source, it will be that source's settings.
If it has more than one, it will return the largest setting that suits
all contained sources.
"""
settings = ExportSettings()
if not self.timeline:
self.warning(
"project doesn't have a timeline, returning default settings")
return settings
# FIXME: this is ugly, but rendering for now assumes at most one audio
# and one video tracks
have_audio = have_video = False
for track in self.timeline.tracks:
if isinstance(track.stream, VideoStream) and track.duration != 0:
have_video = True
elif isinstance(track.stream, AudioStream) and track.duration != 0:
have_audio = True
if not have_audio:
settings.aencoder = None
if not have_video:
settings.vencoder = None
return settings
def __init__(self, name="", uri=None, **kwargs):
"""
@param name: the name of the project
@param uri: the uri of the project
"""
Loggable.__init__(self)
self.log("name:%s, uri:%s", name, uri)
self.name = name
self.settings = None
self.description = ""
self.uri = uri
self.urichanged = False
self.format = None
self.sources = SourceList()
self.sources.connect("source-added", self._sourceAddedCb)
self.sources.connect("source-removed", self._sourceRemovedCb)
self._dirty = False
self.timeline = Timeline()
self.factory = TimelineSourceFactory(self.timeline)
self.pipeline = Pipeline()
self.view_action = ViewAction()
self.view_action.addProducers(self.factory)
self.seeker = Seeker(80)
self.settings = ExportSettings()
self._videocaps = self.settings.getVideoCaps()
def do_recording(self, w):
if self.record_btn.get_label() == "Start Recording":
gst.debug("recording started")
self.filepath = 'file://' + tempfile.mktemp(
suffix=".ogg", prefix="pitivi-webcam-capture-")
self.player.record(self.filepath, ExportSettings())
self.record_btn.set_label("Stop Recording")
self.player.set_state(gst.STATE_PLAYING)
else:
gst.debug("recording stopped")
self.player.stopRecording()
# FIXME : use the generic way for adding a file
self.sourcefactories.addUris([self.filepath])
self.player.set_state(gst.STATE_PLAYING)
self.record_btn.set_label("Start Recording")
def capture_pipeline(self, w=None):
uri = self.uri.get_text()
if self.capture_btn.get_label() == "Capture":
if self.player is False and gst.uri_protocol_is_supported(gst.URI_SRC, uri.split('://')[0]) is False :
self.status.set_label("Unsupported Protocol. Please verify the URI.")
return
elif self.player is False:
self.player.set_state(gst.STATE_NULL)
self.setSinks(uri)
gst.debug("recording started")
self.filepath = 'file://'+tempfile.mktemp()+'.ogg'
self.player.record(self.filepath, ExportSettings())
self.capture_btn.set_label("Stop")
else:
gst.debug("recording stopped")
self.player.stopRecording()
self.sourcefactories.sourcelist.addUris([self.filepath])
self.capture_btn.set_label("Capture")
def _loadProjectSettings(self, element):
self.debug("element:%r", element)
settings = ExportSettings()
settings.videowidth = int(element.attrib["videowidth"])
settings.videoheight = int(element.attrib["videoheight"])
if "render-scale" in element.attrib:
settings.render_scale = int(element.attrib["render-scale"])
settings.videorate = gst.Fraction(int(element.attrib["videorate-num"]),
int(element.attrib["videorate-denom"]))
settings.videopar = gst.Fraction(int(element.attrib["videopar-num"]),
int(element.attrib["videopar-denom"]))
settings.audiochannels = int(element.attrib["audiochannels"])
settings.audiorate = int(element.attrib["audiorate"])
settings.audiodepth = int(element.attrib["audiodepth"])
settings.aencoder = element.attrib["aencoder"]
settings.vencoder = element.attrib["vencoder"]
settings.muxer = element.attrib["muxer"]
sett = element.find("container-settings")
if sett != None:
settings.containersettings = self._deserializeDict(sett)
sett = element.find("vcodec-settings")
if sett != None:
settings.vcodecsettings = self._deserializeDict(sett)
sett = element.find("acodec-settings")
if sett != None:
settings.acodecsettings = self._deserializeDict(sett)
return settings
def _loadProjectSettings(self, element):
self.debug("element:%r", element)
settings = ExportSettings()
settings.videowidth = int(element.attrib["videowidth"])
settings.videoheight = int(element.attrib["videoheight"])
settings.videorate = gst.Fraction(
int(element.attrib["videorate-num"]),
int(element.attrib["videorate-denom"]))
settings.videopar = gst.Fraction(int(element.attrib["videopar-num"]),
int(element.attrib["videopar-denom"]))
settings.audiochannels = int(element.attrib["audiochannels"])
settings.audiorate = int(element.attrib["audiorate"])
settings.audiodepth = int(element.attrib["audiodepth"])
settings.aencoder = element.attrib["aencoder"] or None
settings.vencoder = element.attrib["vencoder"] or None
settings.muxer = element.attrib["muxer"]
sett = element.find("container-settings")
if sett != None:
settings.containersettings = self._deserializeDict(sett)
sett = element.find("vcodec-settings")
if sett != None:
settings.vcodecsettings = self._deserializeDict(sett)
sett = element.find("acodec-settings")
if sett != None:
settings.acodecsettings = self._deserializeDict(sett)
return settings
class Project(Signallable, Loggable):
"""The base class for PiTiVi projects
@ivar name: The name of the project
@type name: C{str}
@ivar description: A description of the project
@type description: C{str}
@ivar sources: The sources used by this project
@type sources: L{SourceList}
@ivar timeline: The timeline
@type timeline: L{Timeline}
@ivar pipeline: The timeline's pipeline
@type pipeline: L{Pipeline}
@ivar factory: The timeline factory
@type factory: L{TimelineSourceFactory}
@ivar format: The format under which the project is currently stored.
@type format: L{FormatterClass}
@ivar loaded: Whether the project is fully loaded or not.
@type loaded: C{bool}
Signals:
- C{loaded} : The project is now fully loaded.
"""
__signals__ = {
"settings-changed" : ['old', 'new'],
"project-changed" : [],
}
def __init__(self, name="", uri=None, **kwargs):
"""
@param name: the name of the project
@param uri: the uri of the project
"""
Loggable.__init__(self)
self.log("name:%s, uri:%s", name, uri)
self.name = name
self.settings = None
self.description = ""
self.uri = uri
self.urichanged = False
self.format = None
self.sources = SourceList()
self.sources.connect("source-added", self._sourceAddedCb)
self.sources.connect("source-removed", self._sourceRemovedCb)
self._dirty = False
self.timeline = Timeline()
self.factory = TimelineSourceFactory(self.timeline)
self.pipeline = Pipeline()
self.view_action = ViewAction()
self.view_action.addProducers(self.factory)
self.seeker = Seeker(80)
self.settings = ExportSettings()
self._videocaps = self.settings.getVideoCaps()
def release(self):
self.pipeline.release()
self.pipeline = None
#{ Settings methods
def getSettings(self):
"""
return the currently configured settings.
"""
self.debug("self.settings %s", self.settings)
return self.settings
def setSettings(self, settings):
"""
Sets the given settings as the project's settings.
@param settings: The new settings for the project.
@type settings: ExportSettings
"""
assert settings
self.log("Setting %s as the project's settings", settings)
oldsettings = self.settings
self.settings = settings
self._projectSettingsChanged()
self.emit('settings-changed', oldsettings, settings)
#}
#{ Save and Load features
def setModificationState(self, state):
self._dirty = state
if state:
self.emit('project-changed')
def hasUnsavedModifications(self):
return self._dirty
def _projectSettingsChanged(self):
settings = self.getSettings()
self._videocaps = settings.getVideoCaps()
if self.timeline:
self.timeline.updateVideoCaps(self._videocaps)
for fact in self.sources.getSources():
fact.setFilterCaps(self._videocaps)
if self.pipeline.getState() != gst.STATE_NULL:
self.pipeline.stop()
self.pipeline.pause()
def _sourceAddedCb(self, sourcelist, factory):
factory.setFilterCaps(self._videocaps)
def _sourceRemovedCb(self, sourclist, uri, factory):
self.timeline.removeFactory(factory)
class Project(Signallable, Loggable):
"""The base class for PiTiVi projects
@ivar name: The name of the project
@type name: C{str}
@ivar description: A description of the project
@type description: C{str}
@ivar sources: The sources used by this project
@type sources: L{SourceList}
@ivar timeline: The timeline
@type timeline: L{Timeline}
@ivar pipeline: The timeline's pipeline
@type pipeline: L{Pipeline}
@ivar factory: The timeline factory
@type factory: L{TimelineSourceFactory}
@ivar format: The format under which the project is currently stored.
@type format: L{FormatterClass}
@ivar loaded: Whether the project is fully loaded or not.
@type loaded: C{bool}
Signals:
- C{loaded} : The project is now fully loaded.
"""
__signals__ = {
"settings-changed": ['old', 'new'],
"project-changed": [],
}
def __init__(self, name="", uri=None, **kwargs):
"""
@param name: the name of the project
@param uri: the uri of the project
"""
Loggable.__init__(self)
self.log("name:%s, uri:%s", name, uri)
self.name = name
self.settings = None
self.description = ""
self.uri = uri
self.urichanged = False
self.format = None
self.sources = SourceList()
self.sources.connect("source-added", self._sourceAddedCb)
self.sources.connect("source-removed", self._sourceRemovedCb)
self._dirty = False
self.timeline = Timeline()
self.factory = TimelineSourceFactory(self.timeline)
self.pipeline = Pipeline()
self.view_action = ViewAction()
self.view_action.addProducers(self.factory)
self.seeker = Seeker(80)
self.settings = ExportSettings()
self._videocaps = self.settings.getVideoCaps()
def release(self):
self.pipeline.release()
self.pipeline = None
#{ Settings methods
def getSettings(self):
"""
return the currently configured settings.
"""
self.debug("self.settings %s", self.settings)
return self.settings
def setSettings(self, settings):
"""
Sets the given settings as the project's settings.
@param settings: The new settings for the project.
@type settings: ExportSettings
"""
assert settings
self.log("Setting %s as the project's settings", settings)
oldsettings = self.settings
self.settings = settings
self._projectSettingsChanged()
self.emit('settings-changed', oldsettings, settings)
#}
#{ Save and Load features
def setModificationState(self, state):
self._dirty = state
if state:
self.emit('project-changed')
def hasUnsavedModifications(self):
return self._dirty
def _projectSettingsChanged(self):
settings = self.getSettings()
self._videocaps = settings.getVideoCaps()
if self.timeline:
self.timeline.updateVideoCaps(self._videocaps)
for fact in self.sources.getSources():
fact.setFilterCaps(self._videocaps)
if self.pipeline.getState() != gst.STATE_NULL:
self.pipeline.stop()
self.pipeline.pause()
def _sourceAddedCb(self, sourcelist, factory):
factory.setFilterCaps(self._videocaps)
def _sourceRemovedCb(self, sourclist, uri, factory):
self.timeline.removeFactory(factory)
def setUp(self):
self.settings = ExportSettings()