diff options
Diffstat (limited to 'voctocore/lib/videomix.py')
| -rw-r--r-- | voctocore/lib/videomix.py | 66 |
1 files changed, 66 insertions, 0 deletions
diff --git a/voctocore/lib/videomix.py b/voctocore/lib/videomix.py index 53e1d03..6508346 100644 --- a/voctocore/lib/videomix.py +++ b/voctocore/lib/videomix.py @@ -9,6 +9,7 @@ class CompositeModes(Enum): fullscreen = 0 side_by_side_equal = 1 side_by_side_preview = 2 + picture_in_picture = 3 class VideoMix(object): log = logging.getLogger('VideoMix') @@ -83,6 +84,9 @@ class VideoMix(object): elif self.compositeMode == CompositeModes.side_by_side_preview: self.updateMixerStateSideBySidePreview() + elif self.compositeMode == CompositeModes.picture_in_picture: + self.updateMixerStatePictureInPicture() + def updateMixerStateFullscreen(self): self.log.info('Updating Mixer-State for Fullscreen-Composition') @@ -238,6 +242,68 @@ class VideoMix(object): self.log.debug('Setting Mixerpad %u to x/y=%u/%u and alpha=%0.2f', idx, 0, 0, 0) self.log.debug('Resetting Scaler %u to non-scaling', idx) + def updateMixerStatePictureInPicture(self): + self.log.info('Updating Mixer-State for Picture-in-Picture-Composition') + + width, height = self.getInputVideoSize() + self.log.debug('Video-Size parsed as %ux%u', width, height) + + try: + pipsize = [int(i) for i in Config.get('picture-in-picture', 'pipsize').split('x', 1)] + self.log.debug('PIP-Size configured to %ux%u', pipsize[0], pipsize[1]) + except: + pipsize = [ + int(width / 4), # 25% + int(height / 4) # 25% + ] + self.log.debug('PIP-Size calculated to %ux%u', pipsize[0], pipsize[1]) + + try: + pippos = [int(i) for i in Config.get('picture-in-picture', 'pippos').split('/', 1)] + self.log.debug('PIP-Position configured to %u/%u', pippos[0], pippos[1]) + except: + pippos = [ + width - pipsize[0] - int(width / 100), # 1% + height - pipsize[1] -int(width / 100) # 1% + ] + self.log.debug('PIP-Position calculated to %u/%u', pippos[0], pippos[1]) + + scaleCaps = Gst.Caps.from_string('video/x-raw,width=%u,height=%u' % tuple(pipsize)) + noScaleCaps = Gst.Caps.from_string('video/x-raw') + + for idx, name in enumerate(self.names): + mixerpad = self.mixingPipeline.get_by_name('mix').get_static_pad('sink_%u' % idx) + capsfilter = self.mixingPipeline.get_by_name('caps_%u' % idx) + + if idx == self.sourceA: + mixerpad.set_property('alpha', 1) + mixerpad.set_property('xpos', 0) + mixerpad.set_property('ypos', 0) + mixerpad.set_property('zorder', 0) + capsfilter.set_property('caps', noScaleCaps) + + self.log.debug('Setting Mixerpad %u to x/y=%u/%u and alpha=%0.2f, zorder=%u', idx, 0, 0, 1, 0) + self.log.debug('Resetting Scaler %u to non-scaling', idx) + + elif idx == self.sourceB: + mixerpad.set_property('alpha', 1) + mixerpad.set_property('xpos', pippos[0]) + mixerpad.set_property('ypos', pippos[1]) + mixerpad.set_property('zorder', 1) + capsfilter.set_property('caps', scaleCaps) + + self.log.debug('Setting Mixerpad %u to x/y=%u/%u, alpha=%0.2f, zorder=%u', idx, pippos[0], pippos[1], 1, 1) + self.log.debug('Setting Scaler %u to %u/%u', idx, pipsize[0], pipsize[1]) + + else: + mixerpad.set_property('alpha', 0) + mixerpad.set_property('xpos', 0) + mixerpad.set_property('ypos', 0) + capsfilter.set_property('caps', noScaleCaps) + + self.log.debug('Setting Mixerpad %u to x/y=%u/%u and alpha=%0.2f', idx, 0, 0, 0) + self.log.debug('Resetting Scaler %u to non-scaling', idx) + def setVideoSourceA(self, source): # swap if required if self.sourceB == source: |