diff options
Diffstat (limited to 'voctocore/lib')
| -rw-r--r-- | voctocore/lib/videomix.py | 89 |
1 files changed, 88 insertions, 1 deletions
diff --git a/voctocore/lib/videomix.py b/voctocore/lib/videomix.py index d996967..53e1d03 100644 --- a/voctocore/lib/videomix.py +++ b/voctocore/lib/videomix.py @@ -8,6 +8,7 @@ from lib.config import Config class CompositeModes(Enum): fullscreen = 0 side_by_side_equal = 1 + side_by_side_preview = 2 class VideoMix(object): log = logging.getLogger('VideoMix') @@ -76,9 +77,12 @@ class VideoMix(object): if self.compositeMode == CompositeModes.fullscreen: self.updateMixerStateFullscreen() - if self.compositeMode == CompositeModes.side_by_side_equal: + elif self.compositeMode == CompositeModes.side_by_side_equal: self.updateMixerStateSideBySideEqual() + elif self.compositeMode == CompositeModes.side_by_side_preview: + self.updateMixerStateSideBySidePreview() + def updateMixerStateFullscreen(self): self.log.info('Updating Mixer-State for Fullscreen-Composition') @@ -151,6 +155,89 @@ 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 updateMixerStateSideBySidePreview(self): + self.log.info('Updating Mixer-State for Side-by-side-Preview-Composition') + + width, height = self.getInputVideoSize() + self.log.debug('Video-Size parsed as %ux%u', width, height) + + try: + asize = [int(i) for i in Config.get('side-by-side-preview', 'asize').split('x', 1)] + self.log.debug('A-Video-Size configured to %ux%u', asize[0], asize[1]) + except: + asize = [ + int(width / 1.25), # 80% + int(height / 1.25) # 80% + ] + self.log.debug('A-Video-Size calculated to %ux%u', asize[0], asize[1]) + + try: + apos = [int(i) for i in Config.get('side-by-side-preview', 'apos').split('/', 1)] + self.log.debug('B-Video-Position configured to %u/%u', apos[0], apos[1]) + except: + apos = [ + int(width / 100), # 1% + int(width / 100) # 1% + ] + self.log.debug('B-Video-Position calculated to %u/%u', apos[0], apos[1]) + + try: + bsize = [int(i) for i in Config.get('side-by-side-preview', 'bsize').split('x', 1)] + self.log.debug('B-Video-Size configured to %ux%u', bsize[0], bsize[1]) + except: + bsize = [ + int(width / 4), # 25% + int(height / 4) # 25% + ] + self.log.debug('B-Video-Size calculated to %ux%u', bsize[0], bsize[1]) + + try: + bpos = [int(i) for i in Config.get('side-by-side-preview', 'bpos').split('/', 1)] + self.log.debug('B-Video-Position configured to %u/%u', bpos[0], bpos[1]) + except: + bpos = [ + width - int(width / 100) - bsize[0], + height - int(width / 100) - bsize[1] # 1% + ] + self.log.debug('B-Video-Position calculated to %u/%u', bpos[0], bpos[1]) + + aCaps = Gst.Caps.from_string('video/x-raw,width=%u,height=%u' % tuple(asize)) + bCaps = Gst.Caps.from_string('video/x-raw,width=%u,height=%u' % tuple(bsize)) + 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', apos[1]) + mixerpad.set_property('ypos', apos[1]) + mixerpad.set_property('zorder', 0) + capsfilter.set_property('caps', aCaps) + + self.log.debug('Setting Mixerpad %u to x/y=%u/%u and alpha=%0.2f, zorder=%u', idx, apos[0], apos[1], 1, 1) + self.log.debug('Setting Scaler %u to %u/%u', idx, asize[0], asize[1]) + + elif idx == self.sourceB: + mixerpad.set_property('alpha', 1) + mixerpad.set_property('xpos', bpos[0]) + mixerpad.set_property('ypos', bpos[1]) + mixerpad.set_property('zorder', 1) + capsfilter.set_property('caps', bCaps) + + self.log.debug('Setting Mixerpad %u to x/y=%u/%u, alpha=%0.2f, zorder=%u', idx, bpos[0], bpos[1], 1, 0) + self.log.debug('Setting Scaler %u to %u/%u', idx, bsize[0], bsize[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: |