class Sltv(gobject.GObject):
__gsignals__ = {
"stopped": ( gobject.SIGNAL_RUN_LAST, gobject.TYPE_NONE, ()),
"playing": ( gobject.SIGNAL_RUN_LAST, gobject.TYPE_NONE, ()),
"preplay": ( gobject.SIGNAL_RUN_LAST, gobject.TYPE_NONE, ()),
"error": (
gobject.SIGNAL_RUN_LAST, gobject.TYPE_NONE,
(gobject.TYPE_STRING,)
),
"sync-message": (
gobject.SIGNAL_RUN_LAST, gobject.TYPE_NONE,
(gobject.type_from_name("GstBus"),
gobject.type_from_name("GstMessage"))
),
"pipeline-ready": (gobject.SIGNAL_RUN_LAST, gobject.TYPE_NONE, ())
}
def __init__(self):
gobject.GObject.__init__(self)
self.player = None
self.preview_enabled = False
self.preview = None
self.thumbnails = {}
self.outputs = medialist.MediaList("Outputs", REGISTRY_OUTPUT)
self.outputs.load()
self.sources = medialist.MediaList("Sources", REGISTRY_INPUT)
self.sources.load()
self.audioconvs = medialist.MediaList("AudioConverters", REGISTRY_AUDIO)
self.audioconvs.load()
self.encoders = medialist.MediaList("Encoders", REGISTRY_ENCODING)
self.encoders.load()
self.videoconverters = medialist.MediaList(
"VideoConverters", REGISTRY_VIDEO_CONVERTER
)
self.videoconverters.load()
self.audio = Audio()
self.effect_enabled = False
self.effect = {}
self.effect_name = {MEDIA_VIDEO: "identity", MEDIA_AUDIO: "identity"}
self.video_source = None
self.pip_source = None
self.pip_position = None
self.audio_source = None
self.overlay_text = None
self.overlay_font = "Sans Bold 14"
self.valign = "baseline"
self.halign = "center"
self.volume = None
self.volume_value = None
self.pending_state = None
self.watermark_location = None
self.watermark_resize = False
self.watermark_size = 1.0
self.watermark_alpha = None
self.watermark_selected = 0
self.videobalance_contrast = None
self.videobalance_brightness = None
self.videobalance_hue = None
self.videobalance_saturation = None
self.input_type = 0
self.output_bins = None
def set_halign(self, halign):
self.halign = halign
if self.playing():
self.overlay.set_property("halign", halign)
def set_valign(self, valign):
self.valign = valign
if self.playing():
self.overlay.set_property("valign", valign)
def set_overlay_font(self, overlay_font):
self.overlay_font = overlay_font
if self.playing():
self.overlay.set_property("font-desc", overlay_font)
def set_metadata(self, taglist):
self.taglist = taglist
def get_thumbnail(self, name):
return self.thumbnails[name]
def set_overlay_text(self, overlay_text):
self.overlay_text = overlay_text
if self.playing():
self.overlay.set_property("text", overlay_text)
def set_watermark_location(self, location):
self.watermark_location = location
if self.playing():
self.watermark.set_property("location", location)
def set_watermark_resize(self, enabled):
self.watermark_resize = enabled
def set_watermark_size(self, size):
self.watermark_size = size
def set_watermark_alpha(self, alpha):
self.watermark_alpha = alpha
if self.playing():
self.watermark.set_property("image-alpha", alpha)
def _set_watermark(self, video_width, video_height):
if self.watermark_location:
self.watermark.set_property("location", self.watermark_location)
if self.watermark_alpha:
self.watermark.set_property("image-alpha", self.watermark_alpha)
if self.watermark_resize:
wm_width = self.watermark_size * video_width
wm_height = self.watermark_size * video_height
self.watermark.set_property("image-width", wm_width)
self.watermark.set_property("image-height", wm_height)
def set_videobalance_contrast(self, value):
self.videobalance_contrast = value
if self.playing():
self.videobalance.set_property("contrast", value)
def set_videobalance_brightness(self, value):
self.videobalance_brightness = value
if self.playing():
self.videobalance.set_property("brightness", value)
def set_videobalance_hue(self, value):
self.videobalance_hue = value
if self.playing():
self.videobalance.set_property("hue", value)
def set_videobalance_saturation(self, value):
self.videobalance_saturation = value
if self.playing():
self.videobalance.set_property("saturation", value)
def set_effect_name(self, effect_type, effect_name):
if effect_name == "none":
effect_name = "identity"
self.effect_name[effect_type] = effect_name
def stop_output(self, name):
if not self.output_bins is None and self.output_bins.has_key(name):
self.output_bins[name].stop()
return True
else:
return False
def play(self):
self.emit("preplay")
self.player = gst.Pipeline("player")
self.queue_video = gst.element_factory_make("queue", "queue_video")
self.player.add(self.queue_video)
self.input_type = 0
# Source selection
self.source_pads = {}
self.audio_pads = {}
self.pip_pads = {}
self.output_bins = {}
type = 0
source_number = 0
pip_number = 0
self.pip = PictureInPicture()
self.player.add(self.pip)
for row in self.sources.get_store():
(name, source) = row
element = source.create()
self.player.add(element)
if element.does_audio():
if not self.input_type & MEDIA_AUDIO:
# The pipeline has audio sources, and this is the first
# audio source we add
if self.audio_source is None:
self.emit("error", "You need to select an audio source")
self.emit("stopped")
return
self.input_type |= MEDIA_AUDIO
self.input_selector = gst.element_factory_make(
"input-selector", "audio-selector"
)
self.player.add(self.input_selector)
audiobin = audioinputbin.AudioInputBin(source)
self.player.add(audiobin)
element.audio_pad.link(audiobin.get_static_pad("sink"))
self.audio_pads[name] = \
self.input_selector.get_request_pad("sink%d")
audiobin.src_pad.link(self.audio_pads[name])
if element.does_video():
self.input_type |= MEDIA_VIDEO
self.source_pads[name] = source_number
source_number = source_number + 1
# Thumbnail preview
tee = gst.element_factory_make("tee", None)
self.player.add(tee)
element.video_pad.link(tee.sink_pads().next())
thumbnail_queue = gst.element_factory_make("queue", None)
self.player.add(thumbnail_queue)
self.thumbnails[name] = Preview(self)
self.player.add(self.thumbnails[name])
thumbnail_err = gst.element_link_many(
tee, thumbnail_queue, self.thumbnails[name]
)
if thumbnail_err == False:
self.emit("error", "Error conecting thumbnail preview.")
# Picture in Picture
self.pip_pads[name] = pip_number
pip_number = pip_number + 1
main_queue = gst.element_factory_make("queue", None)
self.player.add(main_queue)
pip_queue = gst.element_factory_make("queue", None)
self.player.add(pip_queue)
tee.link(main_queue)
tee.link(pip_queue)
main_queue.src_pads().next().link(self.pip.get_request_pad_A())
pip_queue.src_pads().next().link(self.pip.get_request_pad_B())
if name == self.video_source:
type |= element.get_type()
if name == self.audio_source:
type |= element.get_type()
self.watermark = gst.element_factory_make(
"cairoimageoverlay", "cairoimageoverlay"
)
self.player.add(self.watermark)
self.colorspace = gst.element_factory_make(
"ffmpegcolorspace", "colorspace-imageoverlay-videobalance"
)
self.player.add(self.colorspace)
self.videobalance = gst.element_factory_make(
"videobalance", "videobalance"
)
self.player.add(self.videobalance)
if self.videobalance_contrast:
self.videobalance.set_property(
"contrast", self.videobalance_contrast
)
if self.videobalance_brightness:
self.videobalance.set_property(
"brightness", self.videobalance_brightness
)
if self.videobalance_hue:
self.videobalance.set_property(
"hue", self.videobalance_hue
)
if self.videobalance_saturation:
self.videobalance.set_property(
"saturation", self.videobalance_saturation
)
gst.element_link_many(
self.pip, self.watermark, self.colorspace, self.videobalance,
self.queue_video
)
self._switch_source()
self._switch_pip()
if self.pip_position:
self.pip.set_property("position", self.pip_position)
self.effect[MEDIA_VIDEO] = effect.video_effect.VideoEffect(
self.effect_name[MEDIA_VIDEO]
)
self.player.add(self.effect[MEDIA_VIDEO])
self.overlay = gst.element_factory_make("textoverlay", "overlay")
self.overlay.set_property("font-desc", self.overlay_font)
self.overlay.set_property("halign", self.halign)
self.overlay.set_property("valign", self.valign)
self.player.add(self.overlay)
gst.element_link_many(
self.queue_video, self.effect[MEDIA_VIDEO], self.overlay
)
self.preview_tee = multeequeue.MulTeeQueue()
self.player.add(self.preview_tee)
self.overlay.link(self.preview_tee)
if self.input_type & MEDIA_AUDIO:
self.convert = gst.element_factory_make("audioconvert", "convert")
self.player.add(self.convert)
self.effect[MEDIA_AUDIO] = effect.audio_effect.AudioEffect(
self.effect_name[MEDIA_AUDIO]
)
self.player.add(self.effect[MEDIA_AUDIO])
self.audio_tee = gst.element_factory_make("tee", "audio_tee")
self.player.add(self.audio_tee)
self.volume = volume.Volume()
self.player.add(self.volume)
gst.element_link_many(
self.input_selector, self.volume,
self.effect[MEDIA_AUDIO], self.convert, self.audio_tee
)
self.input_selector.set_property(
"active-pad", self.audio_pads[self.audio_source]
)
added_encoders = {}
pip_width = 0
pip_height = 0
for row in self.outputs.get_store():
(name, output) = row
output_bin = outputbin.OutputBin(output)
self.output_bins[name] = output_bin
self.player.add(output_bin)
encoder_name = output.get_config()["parent"]
encoder_item = self.encoders.get_item(encoder_name)
if encoder_item is None:
self.emit("error", "Please, add an encoder.")
break
if added_encoders.has_key(encoder_name):
tee = added_encoders[encoder_name]
tee.link(output_bin)
else:
tee = gst.element_factory_make("tee", None)
self.player.add(tee)
converter_item = encoder_item.parent
converter = converter_item.create()
if converter_item.config["width"] > pip_width:
pip_width = converter_item.config["width"]
if converter_item.config["height"] > pip_height:
pip_height = converter_item.config["height"]
self.player.add(converter)
encoder = encoder_item.factory.create(type)
if encoder.vorbisenc:
self.metadata = metadata.Metadata(encoder.vorbisenc)
self.metadata.set_tags(self.taglist)
encoder.config(encoder_item.config)
self.player.add(encoder)
added_encoders[encoder_name] = tee
self.preview_tee.get_src_pad().link(
converter.sink_pads().next()
)
gst.element_link_many(
converter, encoder, tee, output_bin
)
if self.input_type & MEDIA_AUDIO:
audio_queue = gst.element_factory_make("queue", None)
self.player.add(audio_queue)
gst.element_link_many(self.audio_tee, audio_queue, encoder)
if self.preview_enabled:
self.preview = Preview(self)
self.player.add(self.preview)
self.preview_tee.get_src_pad().link(self.preview.sink_pads().next())
if pip_width == 0:
pip_width = 320
pip_height = 240
self.pip.set_property("width", int(pip_width))
self.pip.set_property("height", int(pip_height))
self.video_width = int(pip_width)
self.video_height = int(pip_height)
self._set_watermark(self.video_width, self.video_height)
self.overlay.set_property("text", self.overlay_text)
if self.volume_value is not None:
self.volume.set_property("volume", self.volume_value)
self.emit("pipeline-ready")
bus = self.player.get_bus()
bus.add_signal_watch()
bus.enable_sync_message_emission()
bus.connect("message", self.on_message)
bus.connect("sync-message::element", self.on_sync_message)
from gstmanager.gstmanager import PipelineManager
from gtk_controller import GtkGstController
pipeline_launcher = PipelineManager(self.player)
controller = GtkGstController(pipeline_launcher)
controller.scan_pipeline()
cr = self.player.set_state(gst.STATE_PLAYING)
if cr == gst.STATE_CHANGE_SUCCESS:
self.emit("playing")
elif cr == gst.STATE_CHANGE_ASYNC:
self.pending_state = gst.STATE_PLAYING
def stop(self):
cr = self.player.set_state(gst.STATE_NULL)
if cr == gst.STATE_CHANGE_SUCCESS:
self.emit("stopped")
elif cr == gst.STATE_CHANGE_ASYNC:
self.pending_state = gst.STATE_NULL
def playing(self):
return self.player and self.player.get_state()[1] == gst.STATE_PLAYING
def _swap_effect(self, effect_type):
if effect_type == MEDIA_VIDEO:
new_effect = effect.video_effect.VideoEffect(
self.effect_name[effect_type]
)
Swap.swap_element(
self.player, self.queue_video, self.overlay,
self.effect[effect_type], new_effect
)
self.effect[effect_type] = new_effect
else:
new_effect = effect.audio_effect.AudioEffect(
self.effect_name[effect_type]
)
Swap.swap_element(
self.player, self.volume, self.convert,
self.effect[effect_type], new_effect
)
self.effect[effect_type] = new_effect
def set_effects(self, state):
self.effect_enabled = state
# If state is disabled and pipeline is playing, disable effects now
if not self.effect_enabled:
if self.playing():
self.change_effect("identity", MEDIA_VIDEO)
self.change_effect("identity", MEDIA_AUDIO)
def change_effect(self, effect_name, effect_type):
# If that input doesn't exist, then there is no effect to change.
if not self.input_type & effect_type:
return
if self.playing():
self.set_effect_name(effect_type, effect_name)
self._swap_effect(effect_type)
def _switch_source(self):
self.pip.set_property(
"a-active", self.source_pads[self.video_source]
)
def set_video_source(self, source_name):
self.video_source = source_name
if self.playing():
self._switch_source()
def _switch_pip(self):
if self.pip_source and self.pip_pads.has_key(self.pip_source):
self.pip.set_property("enabled", True)
self.pip.set_property(
"b-active", self.pip_pads[self.pip_source]
)
else:
self.pip.set_property("enabled", False)
def set_pip_source(self, source_name):
self.pip_source = source_name
if self.playing():
self._switch_pip()
def set_pip_position(self, selected):
self.pip_position = selected
if self.playing():
self.pip.set_property("position", selected)
def set_audio_source(self, source_name):
self.audio_source = source_name
if self.playing():
self.input_selector.set_property(
"active-pad", self.audio_pads[source_name]
)
def set_preview(self, state):
self.preview_enabled = state
def get_preview(self):
return self.preview
def set_volume(self, value):
self.volume_value = value
if self.volume:
self.volume.set_property("volume", value)
def on_message(self, bus, message):
t = message.type
if t == gst.MESSAGE_EOS:
cr = self.player.set_state(gst.STATE_NULL)
if cr == gst.STATE_CHANGE_SUCCESS:
self.emit("stopped")
elif cr == gst.STATE_CHANGE_ASYNC:
self.pending_state = gst.STATE_NULL
elif t == gst.MESSAGE_ERROR:
(gerror, debug) = message.parse_error()
self.emit("error", gerror.message)
print debug
cr = self.player.set_state(gst.STATE_NULL)
if cr == gst.STATE_CHANGE_SUCCESS:
self.emit("stopped")
elif cr == gst.STATE_CHANGE_ASYNC:
self.pending_state = gst.STATE_NULL
elif t == gst.MESSAGE_ASYNC_DONE:
if self.pending_state == gst.STATE_NULL:
self.emit("stopped")
elif self.pending_state == gst.STATE_PLAYING:
self.emit("playing")
self.pending_state = None
def on_sync_message(self, bus, message):
self.emit("sync-message", bus, message)
class Sltv(gobject.GObject):
__gsignals__ = {
"stopped": ( gobject.SIGNAL_RUN_LAST, gobject.TYPE_NONE, ()),
"playing": ( gobject.SIGNAL_RUN_LAST, gobject.TYPE_NONE, ()),
"preplay": ( gobject.SIGNAL_RUN_LAST, gobject.TYPE_NONE, ()),
"error": (
gobject.SIGNAL_RUN_LAST, gobject.TYPE_NONE,
(gobject.TYPE_STRING,)
),
"sync-message": (
gobject.SIGNAL_RUN_LAST, gobject.TYPE_NONE,
(gobject.type_from_name("GstBus"),
gobject.type_from_name("GstMessage"))
),
"pipeline-ready": (gobject.SIGNAL_RUN_LAST, gobject.TYPE_NONE, ())
}
def __init__(self):
gobject.GObject.__init__(self)
self.player = None
self.preview_enabled = False
self.preview = None
self.thumbnails = {}
self.outputs = medialist.MediaList("Outputs", REGISTRY_OUTPUT)
self.outputs.load()
self.sources = medialist.MediaList("Sources", REGISTRY_INPUT)
self.sources.load()
self.audioconvs = medialist.MediaList("AudioConverters", REGISTRY_AUDIO)
self.audioconvs.load()
self.encoders = medialist.MediaList("Encoders", REGISTRY_ENCODING)
self.encoders.load()
self.videoconverters = medialist.MediaList(
"VideoConverters", REGISTRY_VIDEO_CONVERTER
)
self.videoconverters.load()
self.audio = Audio()
self.effect_enabled = False
self.effect = {}
self.effect_name = {MEDIA_VIDEO: "identity", MEDIA_AUDIO: "identity"}
self.video_source = None
self.pip_source = None
self.pip_position = None
self.audio_source = None
self.overlay_text = None
self.overlay_font = "Sans Bold 14"
self.valign = "baseline"
self.halign = "center"
self.volume = None
self.volume_value = None
self.pending_state = None
self.watermark_location = None
self.watermark_resize = False
self.watermark_size = 1.0
self.watermark_alpha = None
self.watermark_selected = 0
self.videobalance_contrast = None
self.videobalance_brightness = None
self.videobalance_hue = None
self.videobalance_saturation = None
self.input_type = 0
self.output_bins = None
def set_halign(self, halign):
self.halign = halign
if self.playing():
self.overlay.set_property("halign", halign)
def set_valign(self, valign):
self.valign = valign
if self.playing():
self.overlay.set_property("valign", valign)
def set_overlay_font(self, overlay_font):
self.overlay_font = overlay_font
if self.playing():
self.overlay.set_property("font-desc", overlay_font)
def set_metadata(self, taglist):
self.taglist = taglist
def get_thumbnail(self, name):
return self.thumbnails[name]
def set_overlay_text(self, overlay_text):
self.overlay_text = overlay_text
if self.playing():
self.overlay.set_property("text", overlay_text)
def set_watermark_location(self, location):
self.watermark_location = location
if self.playing():
self.watermark.set_property("location", location)
def set_watermark_resize(self, enabled):
self.watermark_resize = enabled
def set_watermark_size(self, size):
self.watermark_size = size
def set_watermark_alpha(self, alpha):
self.watermark_alpha = alpha
if self.playing():
self.watermark.set_property("image-alpha", alpha)
def _set_watermark(self, video_width, video_height):
if self.watermark_location:
self.watermark.set_property("location", self.watermark_location)
if self.watermark_alpha:
self.watermark.set_property("image-alpha", self.watermark_alpha)
if self.watermark_resize:
wm_width = self.watermark_size * video_width
wm_height = self.watermark_size * video_height
self.watermark.set_property("image-width", wm_width)
self.watermark.set_property("image-height", wm_height)
def set_videobalance_contrast(self, value):
self.videobalance_contrast = value
if self.playing():
self.videobalance.set_property("contrast", value)
def set_videobalance_brightness(self, value):
self.videobalance_brightness = value
if self.playing():
self.videobalance.set_property("brightness", value)
def set_videobalance_hue(self, value):
self.videobalance_hue = value
if self.playing():
self.videobalance.set_property("hue", value)
def set_videobalance_saturation(self, value):
self.videobalance_saturation = value
if self.playing():
self.videobalance.set_property("saturation", value)
def set_effect_name(self, effect_type, effect_name):
if effect_name == "none":
effect_name = "identity"
self.effect_name[effect_type] = effect_name
def stop_output(self, name):
if not self.output_bins is None and self.output_bins.has_key(name):
self.output_bins[name].stop()
return True
else:
return False
def play(self):
self.emit("preplay")
self.player = gst.Pipeline("player")
self.queue_video = gst.element_factory_make("queue", "queue_video")
self.player.add(self.queue_video)
self.input_type = 0
# Source selection
self.source_pads = {}
self.audio_pads = {}
self.pip_pads = {}
self.output_bins = {}
type = 0
source_number = 0
pip_number = 0
self.pip = PictureInPicture()
self.player.add(self.pip)
for row in self.sources.get_store():
(name, source) = row
element = source.create()
self.player.add(element)
if element.does_audio():
if not self.input_type & MEDIA_AUDIO:
# The pipeline has audio sources, and this is the first
# audio source we add
if self.audio_source is None:
self.emit("error", "You need to select an audio source")
self.emit("stopped")
return
self.input_type |= MEDIA_AUDIO
self.input_selector = gst.element_factory_make(
"input-selector", "audio-selector"
)
self.player.add(self.input_selector)
audiobin = audioinputbin.AudioInputBin(source)
self.player.add(audiobin)
element.audio_pad.link(audiobin.get_static_pad("sink"))
self.audio_pads[name] = \
self.input_selector.get_request_pad("sink%d")
audiobin.src_pad.link(self.audio_pads[name])
if element.does_video():
self.input_type |= MEDIA_VIDEO
self.source_pads[name] = source_number
source_number = source_number + 1
# Thumbnail preview
tee = gst.element_factory_make("tee", None)
self.player.add(tee)
element.video_pad.link(tee.sink_pads().next())
thumbnail_queue = gst.element_factory_make("queue", None)
self.player.add(thumbnail_queue)
self.thumbnails[name] = Preview(self)
self.player.add(self.thumbnails[name])
thumbnail_err = gst.element_link_many(
tee, thumbnail_queue, self.thumbnails[name]
)
if thumbnail_err == False:
self.emit("error", "Error conecting thumbnail preview.")
# Picture in Picture
self.pip_pads[name] = pip_number
pip_number = pip_number + 1
main_queue = gst.element_factory_make("queue", None)
self.player.add(main_queue)
pip_queue = gst.element_factory_make("queue", None)
self.player.add(pip_queue)
tee.link(main_queue)
tee.link(pip_queue)
main_queue.src_pads().next().link(self.pip.get_request_pad_A())
pip_queue.src_pads().next().link(self.pip.get_request_pad_B())
if name == self.video_source:
type |= element.get_type()
if name == self.audio_source:
type |= element.get_type()
self.watermark = gst.element_factory_make(
"cairoimageoverlay", "cairoimageoverlay"
)
self.player.add(self.watermark)
self.colorspace = gst.element_factory_make(
"ffmpegcolorspace", "colorspace-imageoverlay-videobalance"
)
self.player.add(self.colorspace)
self.videobalance = gst.element_factory_make(
"videobalance", "videobalance"
)
self.player.add(self.videobalance)
if self.videobalance_contrast:
self.videobalance.set_property(
"contrast", self.videobalance_contrast
)
if self.videobalance_brightness:
self.videobalance.set_property(
"brightness", self.videobalance_brightness
)
if self.videobalance_hue:
self.videobalance.set_property(
"hue", self.videobalance_hue
)
if self.videobalance_saturation:
self.videobalance.set_property(
"saturation", self.videobalance_saturation
)
gst.element_link_many(
self.pip, self.watermark, self.colorspace, self.videobalance,
self.queue_video
)
self._switch_source()
self._switch_pip()
if self.pip_position:
self.pip.set_property("position", self.pip_position)
self.effect[MEDIA_VIDEO] = effect.video_effect.VideoEffect(
self.effect_name[MEDIA_VIDEO]
)
self.player.add(self.effect[MEDIA_VIDEO])
self.overlay = gst.element_factory_make("textoverlay", "overlay")
self.overlay.set_property("font-desc", self.overlay_font)
self.overlay.set_property("halign", self.halign)
self.overlay.set_property("valign", self.valign)
self.player.add(self.overlay)
gst.element_link_many(
self.queue_video, self.effect[MEDIA_VIDEO], self.overlay
)
self.preview_tee = multeequeue.MulTeeQueue()
self.player.add(self.preview_tee)
self.overlay.link(self.preview_tee)
if self.input_type & MEDIA_AUDIO:
self.convert = gst.element_factory_make("audioconvert", "convert")
self.player.add(self.convert)
self.effect[MEDIA_AUDIO] = effect.audio_effect.AudioEffect(
self.effect_name[MEDIA_AUDIO]
)
self.player.add(self.effect[MEDIA_AUDIO])
self.audio_tee = gst.element_factory_make("tee", "audio_tee")
self.player.add(self.audio_tee)
self.volume = volume.Volume()
self.player.add(self.volume)
gst.element_link_many(
self.input_selector, self.volume,
self.effect[MEDIA_AUDIO], self.convert, self.audio_tee
)
self.input_selector.set_property(
"active-pad", self.audio_pads[self.audio_source]
)
added_encoders = {}
pip_width = 0
pip_height = 0
for row in self.outputs.get_store():
(name, output) = row
output_bin = outputbin.OutputBin(output)
self.output_bins[name] = output_bin
self.player.add(output_bin)
encoder_name = output.get_config()["parent"]
encoder_item = self.encoders.get_item(encoder_name)
if encoder_item is None:
self.emit("error", "Please, add an encoder.")
break
if added_encoders.has_key(encoder_name):
tee = added_encoders[encoder_name]
tee.link(output_bin)
else:
tee = gst.element_factory_make("tee", None)
self.player.add(tee)
converter_item = encoder_item.parent
converter = converter_item.create()
if converter_item.config["width"] > pip_width:
pip_width = converter_item.config["width"]
if converter_item.config["height"] > pip_height:
pip_height = converter_item.config["height"]
self.player.add(converter)
encoder = encoder_item.factory.create(type)
if encoder.vorbisenc:
self.metadata = metadata.Metadata(encoder.vorbisenc)
self.metadata.set_tags(self.taglist)
encoder.config(encoder_item.config)
self.player.add(encoder)
added_encoders[encoder_name] = tee
self.preview_tee.get_src_pad().link(
converter.sink_pads().next()
)
gst.element_link_many(
converter, encoder, tee, output_bin
)
if self.input_type & MEDIA_AUDIO:
audio_queue = gst.element_factory_make("queue", None)
self.player.add(audio_queue)
gst.element_link_many(self.audio_tee, audio_queue, encoder)
self.preview = Preview(self)
self.player.add(self.preview)
self.preview_tee.get_src_pad().link(self.preview.sink_pads().next())
if pip_width == 0:
pip_width = 320
pip_height = 240
self.pip.set_property("width", int(pip_width))
self.pip.set_property("height", int(pip_height))
self.video_width = int(pip_width)
self.video_height = int(pip_height)
self._set_watermark(self.video_width, self.video_height)
self.overlay.set_property("text", self.overlay_text)
if self.volume_value is not None:
self.volume.set_property("volume", self.volume_value)
self.emit("pipeline-ready")
bus = self.player.get_bus()
bus.add_signal_watch()
bus.enable_sync_message_emission()
bus.connect("message", self.on_message)
bus.connect("sync-message::element", self.on_sync_message)
cr = self.player.set_state(gst.STATE_PLAYING)
if cr == gst.STATE_CHANGE_SUCCESS:
self.emit("playing")
elif cr == gst.STATE_CHANGE_ASYNC:
self.pending_state = gst.STATE_PLAYING
def stop(self):
cr = self.player.set_state(gst.STATE_NULL)
if cr == gst.STATE_CHANGE_SUCCESS:
self.emit("stopped")
elif cr == gst.STATE_CHANGE_ASYNC:
self.pending_state = gst.STATE_NULL
def playing(self):
return self.player and self.player.get_state()[1] == gst.STATE_PLAYING
def _swap_effect(self, effect_type):
if effect_type == MEDIA_VIDEO:
new_effect = effect.video_effect.VideoEffect(
self.effect_name[effect_type]
)
Swap.swap_element(
self.player, self.queue_video, self.overlay,
self.effect[effect_type], new_effect
)
self.effect[effect_type] = new_effect
else:
new_effect = effect.audio_effect.AudioEffect(
self.effect_name[effect_type]
)
Swap.swap_element(
self.player, self.volume, self.convert,
self.effect[effect_type], new_effect
)
self.effect[effect_type] = new_effect
def set_effects(self, state):
self.effect_enabled = state
# If state is disabled and pipeline is playing, disable effects now
if not self.effect_enabled:
if self.playing():
self.change_effect("identity", MEDIA_VIDEO)
self.change_effect("identity", MEDIA_AUDIO)
def change_effect(self, effect_name, effect_type):
# If that input doesn't exist, then there is no effect to change.
if not self.input_type & effect_type:
return
if self.playing():
self.set_effect_name(effect_type, effect_name)
self._swap_effect(effect_type)
def _switch_source(self):
self.pip.set_property(
"a-active", self.source_pads[self.video_source]
)
def set_video_source(self, source_name):
self.video_source = source_name
if self.playing():
self._switch_source()
def _switch_pip(self):
if self.pip_source and self.pip_pads.has_key(self.pip_source):
self.pip.set_property("enabled", True)
self.pip.set_property(
"b-active", self.pip_pads[self.pip_source]
)
else:
self.pip.set_property("enabled", False)
def set_pip_source(self, source_name):
self.pip_source = source_name
if self.playing():
self._switch_pip()
def set_pip_position(self, selected):
self.pip_position = selected
if self.playing():
self.pip.set_property("position", selected)
def set_audio_source(self, source_name):
self.audio_source = source_name
if self.playing():
self.input_selector.set_property(
"active-pad", self.audio_pads[source_name]
)
def set_preview(self, state):
self.preview_enabled = state
def get_preview(self):
return self.preview
def set_volume(self, value):
self.volume_value = value
if self.volume:
self.volume.set_property("volume", value)
def on_message(self, bus, message):
t = message.type
if t == gst.MESSAGE_EOS:
cr = self.player.set_state(gst.STATE_NULL)
if cr == gst.STATE_CHANGE_SUCCESS:
self.emit("stopped")
elif cr == gst.STATE_CHANGE_ASYNC:
self.pending_state = gst.STATE_NULL
elif t == gst.MESSAGE_ERROR:
(gerror, debug) = message.parse_error()
self.emit("error", gerror.message)
print debug
cr = self.player.set_state(gst.STATE_NULL)
if cr == gst.STATE_CHANGE_SUCCESS:
self.emit("stopped")
elif cr == gst.STATE_CHANGE_ASYNC:
self.pending_state = gst.STATE_NULL
elif t == gst.MESSAGE_ASYNC_DONE:
if self.pending_state == gst.STATE_NULL:
self.emit("stopped")
elif self.pending_state == gst.STATE_PLAYING:
self.emit("playing")
self.pending_state = None
def on_sync_message(self, bus, message):
self.emit("sync-message", bus, message)
def play(self):
self.emit("preplay")
self.player = gst.Pipeline("player")
self.queue_video = gst.element_factory_make("queue", "queue_video")
self.player.add(self.queue_video)
self.input_type = 0
# Source selection
self.source_pads = {}
self.audio_pads = {}
self.pip_pads = {}
self.output_bins = {}
type = 0
source_number = 0
pip_number = 0
self.pip = PictureInPicture()
self.player.add(self.pip)
for row in self.sources.get_store():
(name, source) = row
element = source.create()
self.player.add(element)
if element.does_audio():
if not self.input_type & MEDIA_AUDIO:
# The pipeline has audio sources, and this is the first
# audio source we add
if self.audio_source is None:
self.emit("error", "You need to select an audio source")
self.emit("stopped")
return
self.input_type |= MEDIA_AUDIO
self.input_selector = gst.element_factory_make(
"input-selector", "audio-selector"
)
self.player.add(self.input_selector)
audiobin = audioinputbin.AudioInputBin(source)
self.player.add(audiobin)
element.audio_pad.link(audiobin.get_static_pad("sink"))
self.audio_pads[name] = \
self.input_selector.get_request_pad("sink%d")
audiobin.src_pad.link(self.audio_pads[name])
if element.does_video():
self.input_type |= MEDIA_VIDEO
self.source_pads[name] = source_number
source_number = source_number + 1
# Thumbnail preview
tee = gst.element_factory_make("tee", None)
self.player.add(tee)
element.video_pad.link(tee.sink_pads().next())
thumbnail_queue = gst.element_factory_make("queue", None)
self.player.add(thumbnail_queue)
self.thumbnails[name] = Preview(self)
self.player.add(self.thumbnails[name])
thumbnail_err = gst.element_link_many(
tee, thumbnail_queue, self.thumbnails[name]
)
if thumbnail_err == False:
self.emit("error", "Error conecting thumbnail preview.")
# Picture in Picture
self.pip_pads[name] = pip_number
pip_number = pip_number + 1
main_queue = gst.element_factory_make("queue", None)
self.player.add(main_queue)
pip_queue = gst.element_factory_make("queue", None)
self.player.add(pip_queue)
tee.link(main_queue)
tee.link(pip_queue)
main_queue.src_pads().next().link(self.pip.get_request_pad_A())
pip_queue.src_pads().next().link(self.pip.get_request_pad_B())
if name == self.video_source:
type |= element.get_type()
if name == self.audio_source:
type |= element.get_type()
self.watermark = gst.element_factory_make(
"cairoimageoverlay", "cairoimageoverlay"
)
self.player.add(self.watermark)
self.colorspace = gst.element_factory_make(
"ffmpegcolorspace", "colorspace-imageoverlay-videobalance"
)
self.player.add(self.colorspace)
self.videobalance = gst.element_factory_make(
"videobalance", "videobalance"
)
self.player.add(self.videobalance)
if self.videobalance_contrast:
self.videobalance.set_property(
"contrast", self.videobalance_contrast
)
if self.videobalance_brightness:
self.videobalance.set_property(
"brightness", self.videobalance_brightness
)
if self.videobalance_hue:
self.videobalance.set_property(
"hue", self.videobalance_hue
)
if self.videobalance_saturation:
self.videobalance.set_property(
"saturation", self.videobalance_saturation
)
gst.element_link_many(
self.pip, self.watermark, self.colorspace, self.videobalance,
self.queue_video
)
self._switch_source()
self._switch_pip()
if self.pip_position:
self.pip.set_property("position", self.pip_position)
self.effect[MEDIA_VIDEO] = effect.video_effect.VideoEffect(
self.effect_name[MEDIA_VIDEO]
)
self.player.add(self.effect[MEDIA_VIDEO])
self.overlay = gst.element_factory_make("textoverlay", "overlay")
self.overlay.set_property("font-desc", self.overlay_font)
self.overlay.set_property("halign", self.halign)
self.overlay.set_property("valign", self.valign)
self.player.add(self.overlay)
gst.element_link_many(
self.queue_video, self.effect[MEDIA_VIDEO], self.overlay
)
self.preview_tee = multeequeue.MulTeeQueue()
self.player.add(self.preview_tee)
self.overlay.link(self.preview_tee)
if self.input_type & MEDIA_AUDIO:
self.convert = gst.element_factory_make("audioconvert", "convert")
self.player.add(self.convert)
self.effect[MEDIA_AUDIO] = effect.audio_effect.AudioEffect(
self.effect_name[MEDIA_AUDIO]
)
self.player.add(self.effect[MEDIA_AUDIO])
self.audio_tee = gst.element_factory_make("tee", "audio_tee")
self.player.add(self.audio_tee)
self.volume = volume.Volume()
self.player.add(self.volume)
gst.element_link_many(
self.input_selector, self.volume,
self.effect[MEDIA_AUDIO], self.convert, self.audio_tee
)
self.input_selector.set_property(
"active-pad", self.audio_pads[self.audio_source]
)
added_encoders = {}
pip_width = 0
pip_height = 0
for row in self.outputs.get_store():
(name, output) = row
output_bin = outputbin.OutputBin(output)
self.output_bins[name] = output_bin
self.player.add(output_bin)
encoder_name = output.get_config()["parent"]
encoder_item = self.encoders.get_item(encoder_name)
if encoder_item is None:
self.emit("error", "Please, add an encoder.")
break
if added_encoders.has_key(encoder_name):
tee = added_encoders[encoder_name]
tee.link(output_bin)
else:
tee = gst.element_factory_make("tee", None)
self.player.add(tee)
converter_item = encoder_item.parent
converter = converter_item.create()
if converter_item.config["width"] > pip_width:
pip_width = converter_item.config["width"]
if converter_item.config["height"] > pip_height:
pip_height = converter_item.config["height"]
self.player.add(converter)
encoder = encoder_item.factory.create(type)
if encoder.vorbisenc:
self.metadata = metadata.Metadata(encoder.vorbisenc)
self.metadata.set_tags(self.taglist)
encoder.config(encoder_item.config)
self.player.add(encoder)
added_encoders[encoder_name] = tee
self.preview_tee.get_src_pad().link(
converter.sink_pads().next()
)
gst.element_link_many(
converter, encoder, tee, output_bin
)
if self.input_type & MEDIA_AUDIO:
audio_queue = gst.element_factory_make("queue", None)
self.player.add(audio_queue)
gst.element_link_many(self.audio_tee, audio_queue, encoder)
if self.preview_enabled:
self.preview = Preview(self)
self.player.add(self.preview)
self.preview_tee.get_src_pad().link(self.preview.sink_pads().next())
if pip_width == 0:
pip_width = 320
pip_height = 240
self.pip.set_property("width", int(pip_width))
self.pip.set_property("height", int(pip_height))
self.video_width = int(pip_width)
self.video_height = int(pip_height)
self._set_watermark(self.video_width, self.video_height)
self.overlay.set_property("text", self.overlay_text)
if self.volume_value is not None:
self.volume.set_property("volume", self.volume_value)
self.emit("pipeline-ready")
bus = self.player.get_bus()
bus.add_signal_watch()
bus.enable_sync_message_emission()
bus.connect("message", self.on_message)
bus.connect("sync-message::element", self.on_sync_message)
from gstmanager.gstmanager import PipelineManager
from gtk_controller import GtkGstController
pipeline_launcher = PipelineManager(self.player)
controller = GtkGstController(pipeline_launcher)
controller.scan_pipeline()
cr = self.player.set_state(gst.STATE_PLAYING)
if cr == gst.STATE_CHANGE_SUCCESS:
self.emit("playing")
elif cr == gst.STATE_CHANGE_ASYNC:
self.pending_state = gst.STATE_PLAYING
def play(self):
self.emit("preplay")
self.player = gst.Pipeline("player")
self.queue_video = gst.element_factory_make("queue", "queue_video")
self.player.add(self.queue_video)
self.input_type = 0
# Source selection
self.source_pads = {}
self.audio_pads = {}
self.pip_pads = {}
self.output_bins = {}
type = 0
source_number = 0
pip_number = 0
self.pip = PictureInPicture()
self.player.add(self.pip)
for row in self.sources.get_store():
(name, source) = row
element = source.create()
self.player.add(element)
if element.does_audio():
if not self.input_type & MEDIA_AUDIO:
# The pipeline has audio sources, and this is the first
# audio source we add
if self.audio_source is None:
self.emit("error", "You need to select an audio source")
self.emit("stopped")
return
self.input_type |= MEDIA_AUDIO
self.input_selector = gst.element_factory_make(
"input-selector", "audio-selector"
)
self.player.add(self.input_selector)
audiobin = audioinputbin.AudioInputBin(source)
self.player.add(audiobin)
element.audio_pad.link(audiobin.get_static_pad("sink"))
self.audio_pads[name] = \
self.input_selector.get_request_pad("sink%d")
audiobin.src_pad.link(self.audio_pads[name])
if element.does_video():
self.input_type |= MEDIA_VIDEO
self.source_pads[name] = source_number
source_number = source_number + 1
# Thumbnail preview
tee = gst.element_factory_make("tee", None)
self.player.add(tee)
element.video_pad.link(tee.sink_pads().next())
thumbnail_queue = gst.element_factory_make("queue", None)
self.player.add(thumbnail_queue)
self.thumbnails[name] = Preview(self)
self.player.add(self.thumbnails[name])
thumbnail_err = gst.element_link_many(
tee, thumbnail_queue, self.thumbnails[name]
)
if thumbnail_err == False:
self.emit("error", "Error conecting thumbnail preview.")
# Picture in Picture
self.pip_pads[name] = pip_number
pip_number = pip_number + 1
main_queue = gst.element_factory_make("queue", None)
self.player.add(main_queue)
pip_queue = gst.element_factory_make("queue", None)
self.player.add(pip_queue)
tee.link(main_queue)
tee.link(pip_queue)
main_queue.src_pads().next().link(self.pip.get_request_pad_A())
pip_queue.src_pads().next().link(self.pip.get_request_pad_B())
if name == self.video_source:
type |= element.get_type()
if name == self.audio_source:
type |= element.get_type()
self.watermark = gst.element_factory_make(
"cairoimageoverlay", "cairoimageoverlay"
)
self.player.add(self.watermark)
self.colorspace = gst.element_factory_make(
"ffmpegcolorspace", "colorspace-imageoverlay-videobalance"
)
self.player.add(self.colorspace)
self.videobalance = gst.element_factory_make(
"videobalance", "videobalance"
)
self.player.add(self.videobalance)
if self.videobalance_contrast:
self.videobalance.set_property(
"contrast", self.videobalance_contrast
)
if self.videobalance_brightness:
self.videobalance.set_property(
"brightness", self.videobalance_brightness
)
if self.videobalance_hue:
self.videobalance.set_property(
"hue", self.videobalance_hue
)
if self.videobalance_saturation:
self.videobalance.set_property(
"saturation", self.videobalance_saturation
)
gst.element_link_many(
self.pip, self.watermark, self.colorspace, self.videobalance,
self.queue_video
)
self._switch_source()
self._switch_pip()
if self.pip_position:
self.pip.set_property("position", self.pip_position)
self.effect[MEDIA_VIDEO] = effect.video_effect.VideoEffect(
self.effect_name[MEDIA_VIDEO]
)
self.player.add(self.effect[MEDIA_VIDEO])
self.overlay = gst.element_factory_make("textoverlay", "overlay")
self.overlay.set_property("font-desc", self.overlay_font)
self.overlay.set_property("halign", self.halign)
self.overlay.set_property("valign", self.valign)
self.player.add(self.overlay)
gst.element_link_many(
self.queue_video, self.effect[MEDIA_VIDEO], self.overlay
)
self.preview_tee = multeequeue.MulTeeQueue()
self.player.add(self.preview_tee)
self.overlay.link(self.preview_tee)
if self.input_type & MEDIA_AUDIO:
self.convert = gst.element_factory_make("audioconvert", "convert")
self.player.add(self.convert)
self.effect[MEDIA_AUDIO] = effect.audio_effect.AudioEffect(
self.effect_name[MEDIA_AUDIO]
)
self.player.add(self.effect[MEDIA_AUDIO])
self.audio_tee = gst.element_factory_make("tee", "audio_tee")
self.player.add(self.audio_tee)
self.volume = volume.Volume()
self.player.add(self.volume)
gst.element_link_many(
self.input_selector, self.volume,
self.effect[MEDIA_AUDIO], self.convert, self.audio_tee
)
self.input_selector.set_property(
"active-pad", self.audio_pads[self.audio_source]
)
added_encoders = {}
pip_width = 0
pip_height = 0
for row in self.outputs.get_store():
(name, output) = row
output_bin = outputbin.OutputBin(output)
self.output_bins[name] = output_bin
self.player.add(output_bin)
encoder_name = output.get_config()["parent"]
encoder_item = self.encoders.get_item(encoder_name)
if encoder_item is None:
self.emit("error", "Please, add an encoder.")
break
if added_encoders.has_key(encoder_name):
tee = added_encoders[encoder_name]
tee.link(output_bin)
else:
tee = gst.element_factory_make("tee", None)
self.player.add(tee)
converter_item = encoder_item.parent
converter = converter_item.create()
if converter_item.config["width"] > pip_width:
pip_width = converter_item.config["width"]
if converter_item.config["height"] > pip_height:
pip_height = converter_item.config["height"]
self.player.add(converter)
encoder = encoder_item.factory.create(type)
if encoder.vorbisenc:
self.metadata = metadata.Metadata(encoder.vorbisenc)
self.metadata.set_tags(self.taglist)
encoder.config(encoder_item.config)
self.player.add(encoder)
added_encoders[encoder_name] = tee
self.preview_tee.get_src_pad().link(
converter.sink_pads().next()
)
gst.element_link_many(
converter, encoder, tee, output_bin
)
if self.input_type & MEDIA_AUDIO:
audio_queue = gst.element_factory_make("queue", None)
self.player.add(audio_queue)
gst.element_link_many(self.audio_tee, audio_queue, encoder)
self.preview = Preview(self)
self.player.add(self.preview)
self.preview_tee.get_src_pad().link(self.preview.sink_pads().next())
if pip_width == 0:
pip_width = 320
pip_height = 240
self.pip.set_property("width", int(pip_width))
self.pip.set_property("height", int(pip_height))
self.video_width = int(pip_width)
self.video_height = int(pip_height)
self._set_watermark(self.video_width, self.video_height)
self.overlay.set_property("text", self.overlay_text)
if self.volume_value is not None:
self.volume.set_property("volume", self.volume_value)
self.emit("pipeline-ready")
bus = self.player.get_bus()
bus.add_signal_watch()
bus.enable_sync_message_emission()
bus.connect("message", self.on_message)
bus.connect("sync-message::element", self.on_sync_message)
cr = self.player.set_state(gst.STATE_PLAYING)
if cr == gst.STATE_CHANGE_SUCCESS:
self.emit("playing")
elif cr == gst.STATE_CHANGE_ASYNC:
self.pending_state = gst.STATE_PLAYING
