/
main.py
executable file
·259 lines (207 loc) · 9.05 KB
/
main.py
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#!/usr/bin/env python3
import os
import sys
import time
from typing import Tuple
from PyQt5.QtCore import QThreadPool, pyqtSlot
from PyQt5.QtWidgets import QApplication, QLabel, QProgressBar, QWidget, QFileDialog, QPushButton, QVBoxLayout, \
QGroupBox, QHBoxLayout
from pynput.keyboard import Controller
from wavio import Wav
from EvaluatorWorker import EvaluatorWorker
from video_converter import VideoConverter
from video_player import VideoPlayer
class Gui(QWidget):
def __init__(self: 'Gui'):
super().__init__()
self.title = 'CSCI 576 Final Project'
self.left = 0
self.top = 0
self.width = 1000
self.height = 360
self.jpgFolder = None
self.rgbFolder = None
self.wavFile = None
self.playJpgFolder = None
self.playWavFile = None
self.threadpool = QThreadPool()
self.playing_video = False
self.video_paused = False
self.keyboard_emulator = Controller()
self.initUI()
def initUI(self):
self.setWindowTitle(self.title)
self.setGeometry(self.left, self.top, self.width, self.height)
# Evaluator Progress Bar
self.evaluator_progress_bar = self.createProgressBarPercent()
# Box Layout
self.windowLayout = QVBoxLayout()
# Options are to choose folders for video evaluation or play existing video
self.online_mode_widget = self.createOnlineModeButtons()
self.offline_mode_widget = self.createOfflineModeButtons()
# Add buttons
self.windowLayout.addWidget(self.online_mode_widget)
self.windowLayout.addWidget(self.offline_mode_widget)
# Set layout and show
self.setLayout(self.windowLayout)
self.show()
def createProgressBarPercent(self: 'Gui') -> QProgressBar:
progress_bar = QProgressBar()
progress_bar.setMinimum(0)
progress_bar.setMaximum(100)
return progress_bar
def createOnlineModeButtons(self: 'Gui') -> QGroupBox:
onlineModeGroup = QGroupBox("Choose your JPG, RGB, and WAV Files/Folders for video evaluation")
onlineModeGroup.setFixedHeight(250)
groupLayout = QVBoxLayout()
pathLayout = QHBoxLayout()
jpgBox = QVBoxLayout()
self.jpgLabel = QLabel()
jpgBox.addWidget(self.createButton('Choose JPG Folder', self.setJpgFolder))
jpgBox.addWidget(self.jpgLabel)
pathLayout.addLayout(jpgBox)
rgbBox = QVBoxLayout()
self.rgbLabel = QLabel()
rgbBox.addWidget(self.createButton('Choose RGB Folder', self.setRgbFolder))
rgbBox.addWidget(self.rgbLabel)
pathLayout.addLayout(rgbBox)
wavBox = QVBoxLayout()
self.wavLabel = QLabel()
wavBox.addWidget(self.createButton('Choose WAV File', self.setWavFile))
wavBox.addWidget(self.wavLabel)
pathLayout.addLayout(wavBox)
groupLayout.addLayout(pathLayout)
evalLayout = QHBoxLayout()
evalBox = QVBoxLayout()
self.evaluatorProgressLabel = QLabel()
evalBox.addWidget(self.createButton('Evaluate Video', self.evaulate_video))
evalBox.addWidget(self.evaluator_progress_bar)
evalBox.addWidget(self.evaluatorProgressLabel)
evalLayout.addLayout(evalBox)
groupLayout.addLayout(evalLayout)
playLayout = QHBoxLayout()
playBox = QVBoxLayout()
self.play_converted_video_button = self.createButton('Play', self.play_converted_video)
playBox.addWidget(self.play_converted_video_button)
playLayout.addLayout(playBox)
groupLayout.addLayout(playLayout)
onlineModeGroup.setLayout(groupLayout)
return onlineModeGroup
@pyqtSlot()
def setJpgFolder(self: 'Gui'):
self.jpgFolder = self.getFolderPathDialog('JPG Folder') + '/'
self.jpgLabel.setText('/'.join(self.jpgFolder.split('/')[-5:]))
@pyqtSlot()
def setRgbFolder(self: 'Gui'):
self.rgbFolder = self.getFolderPathDialog('RGB Folder') + '/'
self.rgbLabel.setText('/'.join(self.rgbFolder.split('/')[-5:]))
@pyqtSlot()
def setWavFile(self: 'Gui'):
self.wavFile = self.getFilePathDialog('WAV File', 'WAV Audio Files (*.wav)')
self.wavLabel.setText('/'.join(self.wavFile.split('/')[-4:]))
def createOfflineModeButtons(self: 'Gui') -> QGroupBox:
groupBox = QGroupBox("Or choose your JPG Folder and WAV File for Video Play")
groupBox.setFixedHeight(100)
layout = QHBoxLayout()
jpgBox = QVBoxLayout()
self.playJpgLabel = QLabel()
jpgBox.addWidget(self.createButton('Choose JPG Folder', self.setPlayJpgFolder))
jpgBox.addWidget(self.playJpgLabel)
layout.addLayout(jpgBox)
wavBox = QVBoxLayout()
self.playWavLabel = QLabel()
wavBox.addWidget(self.createButton('Choose WAV File', self.setPlayWavFile))
wavBox.addWidget(self.playWavLabel)
layout.addLayout(wavBox)
playBox = QVBoxLayout()
self.play_video_button = self.createButton('Play', self.play_video)
playBox.addWidget(self.play_video_button)
playBox.addWidget(QLabel())
layout.addLayout(playBox)
groupBox.setLayout(layout)
return groupBox
@pyqtSlot()
def play_video(self: 'Gui'):
if not self.playing_video:
self.playing_video = True
self.video_player = VideoPlayer(self.playJpgFolder, self.playWavFile, 30)
self.play_video_button.setText('Pause')
self.video_player.play()
self.play_video_button.setText('Play')
self.playing_video = False
else:
self.keyboard_emulator.press('p')
self.keyboard_emulator.release('p')
self.video_paused = not self.video_paused
if self.video_paused:
self.play_video_button.setText('Play')
else:
self.play_video_button.setText('Pause')
@pyqtSlot()
def setPlayJpgFolder(self: 'Gui'):
self.playJpgFolder = self.getFolderPathDialog('JPG Folder') + '/'
self.playJpgLabel.setText('/'.join(self.playJpgFolder.split('/')[-4:]))
@pyqtSlot()
def setPlayWavFile(self: 'Gui'):
self.playWavFile = self.getFilePathDialog('WAV File', 'WAV Audio Files (*.wav)')
self.playWavLabel.setText('/'.join(self.playWavFile.split('/')[-3:]))
def createButton(self: 'Gui', label: str, callback) -> QPushButton:
button = QPushButton(label, self)
button.clicked.connect(callback)
return button
def getFolderPathDialog(self: 'Gui', caption: str) -> str or None:
options = QFileDialog.Options()
options |= QFileDialog.DontUseNativeDialog
options |= QFileDialog.ShowDirsOnly
dirname = QFileDialog.getExistingDirectory(self, caption, directory=os.getcwd(), options=options)
return dirname
def getFilePathDialog(self: 'Gui', caption: str, filter: str) -> str or None:
options = QFileDialog.Options()
options |= QFileDialog.DontUseNativeDialog
fileName, _ = QFileDialog.getOpenFileName(self, caption, directory=os.getcwd(), filter=filter, options=options)
return fileName
@pyqtSlot()
def evaulate_video(self: 'Gui'):
worker = EvaluatorWorker(self.rgbFolder, self.wavFile)
worker.signals.finished_with_results.connect(self.evaluation_complete)
worker.signals.report_progress.connect(self.setProgress)
self.threadpool.start(worker)
def setProgress(self: 'Gui', information: Tuple[str, float]):
label = information[0]
percentComplete = information[1]
progress = max(min(100, round(100 * percentComplete)), 0)
print(label)
print(progress)
self.evaluatorProgressLabel.setText(label)
# Trying this to prevent obscure error
time.sleep(1)
self.evaluator_progress_bar.setValue(progress)
def evaluation_complete(self: 'Gui', information: Tuple[list, Wav]):
frame_nums_to_write = information[0]
audio = information[1]
self.frame_nums_to_write = frame_nums_to_write
self.audio = audio
def play_converted_video(self: 'Gui'):
self.converter.play()
@pyqtSlot()
def play_converted_video(self: 'Gui'):
if not self.playing_video:
self.playing_video = True
converter = VideoConverter(self.frame_nums_to_write, self.jpgFolder, self.audio.data, 30, \
self.audio.rate, self.audio.sampwidth)
self.play_converted_video_button.setText('Pause')
converter.play()
self.play_converted_video_button.setText('Play')
self.playing_video = False
else:
self.keyboard_emulator.press('p')
self.keyboard_emulator.release('p')
self.video_paused = not self.video_paused
if self.video_paused:
self.play_converted_video_button.setText('Play')
else:
self.play_converted_video_button.setText('Pause')
if __name__ == '__main__':
app = QApplication(sys.argv)
ex = Gui()
sys.exit(app.exec_())