initial
This commit is contained in:
commit
e7e14b48ca
GPG Key ID:
596B2350DCD67504
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env/
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__pycache__
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*.pyc
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screenstreamer/generated
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UIC?=./env/lib/python3.8/site-packages/PySide6/Qt/libexec/uic
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%/:
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mkdir -p $@
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all: screenstreamer/generated/mainwindow.py
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# generate ui
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screenstreamer/generated/mainwindow.py: screenstreamer/generated/ ui/mainwindow.ui
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$(UIC) -g python ui/mainwindow.ui > screenstreamer/generated/mainwindow.py
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clean:
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$(RM) -r screenstreamer/generated/
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# generate a requirements.txt
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requirements.txt:
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pip freeze > $@
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.PHONY: clean
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# ScreenStreamer
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A simple Python ffmpeg wrapper for streaming and recieving a Desktop stream
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To run:
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```bash
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# create a venv
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python3.8 -m venv venv
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# activate venv
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source ./venv/bin/activate
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# install dependencys
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pip3 install -r ./requirements.txt
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# build ui components
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make all
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# run
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python3 screenstreamer/
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# leave env
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deactivate
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```
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ffmpeg==1.4
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ffmpeg-python==0.2.0
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future==0.18.2
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PySide6==6.2.4
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shiboken6==6.2.4
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six==1.16.0
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xlib==0.21
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import gui
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import sys
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from PySide6 import QtWidgets
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mainwindow = None
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def main():
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global mainwindow
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mainwindow = gui.ScreenStreamerGUI()
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mainwindow.show()
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if __name__ == '__main__':
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app = QtWidgets.QApplication([])
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main()
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sys.exit(app.exec())
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from PySide6 import QtCore, QtWidgets
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from generated.mainwindow import Ui_ScreenStreamer
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from streamer import Streamer
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from Xlib import display
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from Xlib.ext import randr
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class ScreenStreamerGUI(QtWidgets.QMainWindow):
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def __init__(self, parent = None) -> None:
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QtWidgets.QMainWindow.__init__(self, parent)
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self.ui = Ui_ScreenStreamer()
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self.ui.setupUi(self)
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displays = self.get_displays()
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print(displays)
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for disp in displays:
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self.ui.displaySelect.addItem("{} ({}x{})".format(disp['name'], disp['width'], disp['height']), userData=disp)
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def get_displays(self):
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disp = display.Display()
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screen = disp.screen()
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window = screen.root
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res = randr.get_screen_resources(window)
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result = list()
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allwidth = 0
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allheight = 0
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for output in res.outputs:
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params = disp.xrandr_get_output_info(output, res.config_timestamp)
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if not params.crtc:
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continue # non connected display ports
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crtc = disp.xrandr_get_crtc_info(params.crtc, res.config_timestamp)
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result.append({'name': params.name , 'width': crtc.width, 'height': crtc.height, 'x': crtc.x, 'y': crtc.y})
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if crtc.width + crtc.x > allwidth:
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allwidth = crtc.width + crtc.x
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if crtc.height + crtc.y > allheight:
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allheight = crtc.height + crtc.y
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result.append({'name': 'All', 'width': allwidth, 'height': allheight, 'x': 0, 'y': 0})
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return result
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def format_display(self, displayinfo):
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return ":0.0+{},{}".format(displayinfo['x'], displayinfo['y'])
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def format_screensize(self, displayinfo):
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return "{}:{}".format(displayinfo['width'], displayinfo['height'])
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@QtCore.Slot()
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def stream_pressed(self):
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displaydata = self.ui.displaySelect.currentData()
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self.streamer = Streamer(self.format_display(displaydata), self.format_screensize(displaydata), self.ui.sendto.text())
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self.streamer.start()
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# TODO: add button to stop and feedback on error
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print('stream started')
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self.ui.statusbar.showMessage('stream started')
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@QtCore.Slot()
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def recieve_pressed(self):
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# TODO
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print('recieve')
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from platform import python_branch
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import ffmpeg
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class Streamer:
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def __init__(self, screendef: str, screensize: str, target: str) -> None:
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self.screendef = screendef
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self.screensize = screensize
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self.target = target
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def start(self):
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self.input = ffmpeg.input(self.screendef, f='x11grab', r=60, s=self.screensize)
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self.output = ffmpeg.output(self.input, 'tcp://' + self.target, f='mpegts', vcodec='nvenc_hevc', tune='zerolatency')
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self.proc = ffmpeg.run_async(self.output)
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<?xml version="1.0" encoding="UTF-8"?>
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<ui version="4.0">
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<class>ScreenStreamer</class>
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<widget class="QMainWindow" name="ScreenStreamer">
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<property name="geometry">
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<rect>
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<x>0</x>
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<y>0</y>
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<width>471</width>
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<height>231</height>
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</rect>
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</property>
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<property name="windowTitle">
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<string>ScreenStreamer</string>
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</property>
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<widget class="QWidget" name="centralwidget">
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<widget class="QWidget" name="horizontalLayoutWidget">
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<property name="geometry">
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<rect>
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<x>0</x>
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<y>0</y>
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<width>456</width>
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<height>153</height>
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</rect>
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</property>
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<layout class="QHBoxLayout" name="horizontalLayout">
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<property name="sizeConstraint">
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<enum>QLayout::SetMaximumSize</enum>
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</property>
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<item>
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<widget class="QGroupBox" name="streamBox">
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<property name="title">
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<string>Stream</string>
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</property>
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<layout class="QFormLayout" name="formLayout">
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<item row="1" column="0">
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<widget class="QLabel" name="displayLabel">
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<property name="text">
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<string>Display</string>
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</property>
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</widget>
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</item>
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<item row="1" column="1">
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<widget class="QComboBox" name="displaySelect"/>
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</item>
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<item row="2" column="0">
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<widget class="QLabel" name="RecieverLabel">
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<property name="text">
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<string>Reciever</string>
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</property>
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</widget>
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</item>
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<item row="2" column="1">
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<widget class="QLineEdit" name="sendto">
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<property name="placeholderText">
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<string>127.0.0.1:1234</string>
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</property>
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</widget>
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</item>
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<item row="3" column="0" colspan="2">
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<widget class="QPushButton" name="streamBtn">
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<property name="text">
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<string>Stream</string>
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</property>
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</widget>
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</item>
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</layout>
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</widget>
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</item>
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<item>
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<widget class="QGroupBox" name="recieveBox">
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<property name="title">
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<string>Recieve</string>
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</property>
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<layout class="QFormLayout" name="formLayout_2">
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<item row="0" column="0">
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<widget class="QLabel" name="label">
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<property name="text">
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<string>ListenAddress</string>
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</property>
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</widget>
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</item>
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<item row="0" column="1">
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<widget class="QLineEdit" name="listenAddr">
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<property name="placeholderText">
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<string>0.0.0.0:1234</string>
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</property>
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</widget>
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</item>
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<item row="2" column="0" colspan="2">
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<widget class="QPushButton" name="recieveBtn">
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<property name="text">
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<string>Recieve</string>
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</property>
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</widget>
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</item>
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</layout>
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</widget>
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</item>
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</layout>
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</widget>
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</widget>
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<widget class="QMenuBar" name="menubar">
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<property name="geometry">
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<rect>
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<x>0</x>
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<y>0</y>
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<width>471</width>
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<height>24</height>
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</rect>
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</property>
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</widget>
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<widget class="QStatusBar" name="statusbar"/>
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</widget>
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<resources/>
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<connections>
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<connection>
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<sender>streamBtn</sender>
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<signal>clicked()</signal>
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<receiver>ScreenStreamer</receiver>
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<slot>stream_pressed()</slot>
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<hints>
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<hint type="sourcelabel">
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<x>96</x>
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<y>134</y>
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</hint>
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<hint type="destinationlabel">
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<x>119</x>
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<y>197</y>
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</hint>
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</hints>
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</connection>
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<connection>
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<sender>recieveBtn</sender>
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<signal>clicked()</signal>
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<receiver>ScreenStreamer</receiver>
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<slot>recieve_pressed()</slot>
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<hints>
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<hint type="sourcelabel">
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<x>275</x>
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<y>137</y>
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</hint>
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<hint type="destinationlabel">
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<x>300</x>
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<y>201</y>
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</hint>
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</hints>
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</connection>
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</connections>
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<slots>
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<slot>stream_pressed()</slot>
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<slot>recieve_pressed()</slot>
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</slots>
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</ui>
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