611 lines
24 KiB
Python
611 lines
24 KiB
Python
import sys, io, os, shutil, atexit, string, signal
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from os.path import expanduser
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from queue import Queue
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from importlib import import_module
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from PyQt4 import QtCore, QtGui, uic
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from PyQt4.QtCore import QSettings, QModelIndex, Qt
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from PyQt4.QtGui import QDesktopServices
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import preview_thread, core, video_thread
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# FIXME: commandline functionality broken until we decide how to implement it
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'''
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class Command(QtCore.QObject):
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videoTask = QtCore.pyqtSignal(str, str, str, list)
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def __init__(self):
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QtCore.QObject.__init__(self)
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self.modules = []
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self.selectedComponents = []
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import argparse
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self.parser = argparse.ArgumentParser(description='Create a visualization for an audio file')
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self.parser.add_argument('-i', '--input', dest='input', help='input audio file', required=True)
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self.parser.add_argument('-o', '--output', dest='output', help='output video file', required=True)
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self.parser.add_argument('-b', '--background', dest='bgimage', help='background image file', required=True)
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self.parser.add_argument('-t', '--text', dest='text', help='title text', required=True)
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self.parser.add_argument('-f', '--font', dest='font', help='title font', required=False)
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self.parser.add_argument('-s', '--fontsize', dest='fontsize', help='title font size', required=False)
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self.parser.add_argument('-c', '--textcolor', dest='textcolor', help='title text color in r,g,b format', required=False)
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self.parser.add_argument('-C', '--viscolor', dest='viscolor', help='visualization color in r,g,b format', required=False)
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self.parser.add_argument('-x', '--xposition', dest='xposition', help='x position', required=False)
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self.parser.add_argument('-y', '--yposition', dest='yposition', help='y position', required=False)
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self.parser.add_argument('-a', '--alignment', dest='alignment', help='title alignment', required=False, type=int, choices=[0, 1, 2])
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self.args = self.parser.parse_args()
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self.settings = QSettings('settings.ini', QSettings.IniFormat)
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LoadDefaultSettings(self)
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# load colours as tuples from comma-separated strings
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self.textColor = core.Core.RGBFromString(self.settings.value("textColor", '255, 255, 255'))
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self.visColor = core.Core.RGBFromString(self.settings.value("visColor", '255, 255, 255'))
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if self.args.textcolor:
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self.textColor = core.Core.RGBFromString(self.args.textcolor)
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if self.args.viscolor:
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self.visColor = core.Core.RGBFromString(self.args.viscolor)
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# font settings
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if self.args.font:
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self.font = QFont(self.args.font)
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else:
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self.font = QFont(self.settings.value("titleFont", QFont()))
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if self.args.fontsize:
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self.fontsize = int(self.args.fontsize)
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else:
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self.fontsize = int(self.settings.value("fontSize", 35))
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if self.args.alignment:
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self.alignment = int(self.args.alignment)
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else:
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self.alignment = int(self.settings.value("alignment", 0))
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if self.args.xposition:
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self.textX = int(self.args.xposition)
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else:
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self.textX = int(self.settings.value("xPosition", 70))
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if self.args.yposition:
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self.textY = int(self.args.yposition)
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else:
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self.textY = int(self.settings.value("yPosition", 375))
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ffmpeg_cmd = self.settings.value("ffmpeg_cmd", expanduser("~"))
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self.videoThread = QtCore.QThread(self)
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self.videoWorker = video_thread.Worker(self)
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self.videoWorker.moveToThread(self.videoThread)
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self.videoWorker.videoCreated.connect(self.videoCreated)
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self.videoThread.start()
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self.videoTask.emit(self.args.bgimage,
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self.args.text,
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self.font,
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self.fontsize,
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self.alignment,
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self.textX,
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self.textY,
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self.textColor,
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self.visColor,
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self.args.input,
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self.args.output,
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self.selectedComponents)
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def videoCreated(self):
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self.videoThread.quit()
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self.videoThread.wait()
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self.cleanUp()
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def cleanUp(self):
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self.settings.setValue("titleFont", self.font.toString())
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self.settings.setValue("alignment", str(self.alignment))
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self.settings.setValue("fontSize", str(self.fontsize))
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self.settings.setValue("xPosition", str(self.textX))
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self.settings.setValue("yPosition", str(self.textY))
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self.settings.setValue("visColor", '%s,%s,%s' % self.visColor)
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self.settings.setValue("textColor", '%s,%s,%s' % self.textColor)
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sys.exit(0)
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'''
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class PreviewWindow(QtGui.QLabel):
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def __init__(self, parent, img):
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super(PreviewWindow, self).__init__()
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self.parent = parent
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self.setFrameStyle(QtGui.QFrame.StyledPanel)
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self.pixmap = QtGui.QPixmap(img)
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def paintEvent(self, event):
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size = self.size()
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painter = QtGui.QPainter(self)
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point = QtCore.QPoint(0,0)
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scaledPix = self.pixmap.scaled(size, Qt.KeepAspectRatio, transformMode = Qt.SmoothTransformation)
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# start painting the label from left upper corner
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point.setX((size.width() - scaledPix.width())/2)
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point.setY((size.height() - scaledPix.height())/2)
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#print point.x(), ' ', point.y()
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painter.drawPixmap(point, scaledPix)
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def changePixmap(self, img):
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self.pixmap = QtGui.QPixmap(img)
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self.repaint()
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class Main(QtCore.QObject):
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newTask = QtCore.pyqtSignal(str, list)
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processTask = QtCore.pyqtSignal()
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videoTask = QtCore.pyqtSignal(str, str, str, list)
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def __init__(self, window):
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QtCore.QObject.__init__(self)
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# print('main thread id: {}'.format(QtCore.QThread.currentThreadId()))
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self.window = window
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self.core = core.Core()
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self.currentProject = None
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self.pages = []
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self.selectedComponents = []
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# create data directory structure if needed
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self.dataDir = QDesktopServices.storageLocation(QDesktopServices.DataLocation)
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if not os.path.exists(self.dataDir):
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os.makedirs(self.dataDir)
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for neededDirectory in ('projects', 'project-settings', 'presets'):
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if not os.path.exists(os.path.join(self.dataDir, neededDirectory)):
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os.mkdir(os.path.join(self.dataDir, neededDirectory))
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self.settings = QSettings(os.path.join(self.dataDir, 'settings.ini'), QSettings.IniFormat)
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LoadDefaultSettings(self)
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self.previewQueue = Queue()
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self.previewThread = QtCore.QThread(self)
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self.previewWorker = preview_thread.Worker(self, self.previewQueue)
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self.previewWorker.moveToThread(self.previewThread)
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self.previewWorker.imageCreated.connect(self.showPreviewImage)
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self.previewThread.start()
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self.timer = QtCore.QTimer(self)
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self.timer.timeout.connect(self.processTask.emit)
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self.timer.start(500)
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# begin decorating the window and connecting events
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window.toolButton_selectAudioFile.clicked.connect(self.openInputFileDialog)
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window.toolButton_selectBackground.clicked.connect(self.openBackgroundFileDialog)
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window.toolButton_selectOutputFile.clicked.connect(self.openOutputFileDialog)
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window.progressBar_createVideo.setValue(0)
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window.pushButton_createVideo.clicked.connect(self.createAudioVisualisation)
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window.pushButton_Cancel.clicked.connect(self.stopVideo)
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window.setWindowTitle("Audio Visualizer")
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self.previewWindow = PreviewWindow(self, r"background.jpg")
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window.verticalLayout_previewWrapper.addWidget(self.previewWindow)
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self.modules = self.findComponents()
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for component in self.modules:
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window.comboBox_componentSelection.addItem(component.Component.__doc__)
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window.listWidget_componentList.clicked.connect(lambda _: self.changeComponentWidget())
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self.window.pushButton_addComponent.clicked.connect( \
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lambda _: self.addComponent(self.window.comboBox_componentSelection.currentIndex())
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)
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self.window.pushButton_removeComponent.clicked.connect(lambda _: self.removeComponent())
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currentRes = str(self.settings.value('outputWidth'))+'x'+str(self.settings.value('outputHeight'))
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for i, res in enumerate(self.resolutions):
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window.comboBox_resolution.addItem(res)
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if res == currentRes:
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currentRes = i
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window.comboBox_resolution.setCurrentIndex(currentRes)
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window.comboBox_resolution.currentIndexChanged.connect(self.updateResolution)
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self.window.pushButton_listMoveUp.clicked.connect(self.moveComponentUp)
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self.window.pushButton_listMoveDown.clicked.connect(self.moveComponentDown)
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self.window.pushButton_savePreset.clicked.connect(self.openSavePresetDialog)
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self.window.comboBox_openPreset.currentIndexChanged.connect(self.openPreset)
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self.window.pushButton_saveAs.clicked.connect(self.openSaveProjectDialog)
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self.window.pushButton_saveProject.clicked.connect(self.saveCurrentProject)
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self.window.pushButton_openProject.clicked.connect(self.openOpenProjectDialog)
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self.drawPreview()
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window.show()
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def cleanUp(self):
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self.timer.stop()
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self.previewThread.quit()
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self.previewThread.wait()
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backupPath = os.path.join(self.dataDir, 'settings.ini~')
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settingsPath = self.settings.fileName()
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if self.currentProject:
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os.remove(settingsPath)
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os.rename(backupPath, settingsPath)
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def openInputFileDialog(self):
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inputDir = self.settings.value("inputDir", expanduser("~"))
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fileName = QtGui.QFileDialog.getOpenFileName(self.window,
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"Open Music File", inputDir, "Music Files (*.mp3 *.wav *.ogg *.flac)");
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if not fileName == "":
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self.settings.setValue("inputDir", os.path.dirname(fileName))
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self.window.lineEdit_audioFile.setText(fileName)
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def openOutputFileDialog(self):
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outputDir = self.settings.value("outputDir", expanduser("~"))
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fileName = QtGui.QFileDialog.getSaveFileName(self.window,
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"Set Output Video File", outputDir, "Video Files (*.mkv)");
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if not fileName == "":
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self.settings.setValue("outputDir", os.path.dirname(fileName))
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self.window.lineEdit_outputFile.setText(fileName)
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def openBackgroundFileDialog(self):
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backgroundDir = self.settings.value("backgroundDir", expanduser("~"))
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fileName = QtGui.QFileDialog.getOpenFileName(self.window,
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"Open Background Image", backgroundDir, "Image Files (*.jpg *.png);; Video Files (*.mp4)");
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if not fileName == "":
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self.settings.setValue("backgroundDir", os.path.dirname(fileName))
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self.window.lineEdit_background.setText(fileName)
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self.drawPreview()
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def stopVideo(self):
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print('stop')
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self.videoWorker.cancel()
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self.canceled = True
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def createAudioVisualisation(self):
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# create output video if mandatory settings are filled in
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if self.window.lineEdit_audioFile.text() and self.window.lineEdit_outputFile.text():
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self.canceled = False
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self.startExport = True
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self.progressBarUpdated(-1)
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ffmpeg_cmd = self.settings.value("ffmpeg_cmd", expanduser("~"))
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self.videoThread = QtCore.QThread(self)
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self.videoWorker = video_thread.Worker(self)
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self.videoWorker.moveToThread(self.videoThread)
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self.videoWorker.videoCreated.connect(self.videoCreated)
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self.videoWorker.progressBarUpdate.connect(self.progressBarUpdated)
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self.videoWorker.progressBarSetText.connect(self.progressBarSetText)
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self.videoWorker.imageCreated.connect(self.showPreviewImage)
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self.videoThread.start()
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self.videoTask.emit(self.window.lineEdit_background.text(),
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self.window.lineEdit_audioFile.text(),
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self.window.lineEdit_outputFile.text(),
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self.selectedComponents)
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else:
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self.showMessage("You must select an audio file and output filename.")
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def progressBarUpdated(self, value):
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if value != -1:
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self.window.progressBar_createVideo.setValue(value)
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if self.canceled:
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self.window.pushButton_createVideo.setEnabled(True)
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self.window.pushButton_Cancel.setEnabled(False)
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self.startExport = False
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return
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if value == 100 or value == 0:
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if not self.startExport:
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self.window.pushButton_createVideo.setEnabled(True)
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self.window.pushButton_Cancel.setEnabled(False)
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else:
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if value == -1:
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self.startExport = True
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else:
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self.startExport = False
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self.window.pushButton_createVideo.setEnabled(False)
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self.window.pushButton_Cancel.setEnabled(True)
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def progressBarSetText(self, value):
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self.window.progressBar_createVideo.setFormat(value)
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def videoCreated(self):
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self.videoThread.quit()
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self.videoThread.wait()
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def updateResolution(self):
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resIndex = int(window.comboBox_resolution.currentIndex())
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res = self.resolutions[resIndex].split('x')
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self.settings.setValue('outputWidth',res[0])
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self.settings.setValue('outputHeight',res[1])
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self.drawPreview()
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def drawPreview(self):
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#self.settings.setValue('visLayout', self.window.comboBox_visLayout.currentIndex())
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self.newTask.emit(self.window.lineEdit_background.text(), self.selectedComponents)
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# self.processTask.emit()
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def showPreviewImage(self, image):
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self.previewWindow.changePixmap(image)
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def findComponents(self):
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def findComponents():
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srcPath = os.path.join(os.path.dirname(os.path.realpath(__file__)), 'components')
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if os.path.exists(srcPath):
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for f in os.listdir(srcPath):
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name, ext = os.path.splitext(f)
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if name.startswith("__"):
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continue
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elif ext == '.py':
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yield name
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return [import_module('components.%s' % name) for name in findComponents()]
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def addComponent(self, moduleIndex):
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index = len(self.pages)
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self.selectedComponents.append(self.modules[moduleIndex].Component())
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self.window.listWidget_componentList.addItem(self.selectedComponents[-1].__doc__)
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self.pages.append(self.selectedComponents[-1].widget(self))
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self.window.listWidget_componentList.setCurrentRow(index)
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self.window.stackedWidget.addWidget(self.pages[-1])
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self.window.stackedWidget.setCurrentIndex(index)
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self.selectedComponents[-1].update()
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self.updateOpenPresetComboBox(self.selectedComponents[-1])
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def removeComponent(self):
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for selected in self.window.listWidget_componentList.selectedItems():
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index = self.window.listWidget_componentList.row(selected)
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self.window.stackedWidget.removeWidget(self.pages[index])
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self.window.listWidget_componentList.takeItem(index)
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self.selectedComponents.pop(index)
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self.pages.pop(index)
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self.drawPreview()
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def changeComponentWidget(self):
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selected = self.window.listWidget_componentList.selectedItems()
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index = self.window.listWidget_componentList.row(selected[0])
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self.window.stackedWidget.setCurrentIndex(index)
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self.updateOpenPresetComboBox(self.selectedComponents[index])
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def moveComponentUp(self):
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row = self.window.listWidget_componentList.currentRow()
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if row > 0:
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module = self.selectedComponents[row]
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self.selectedComponents.pop(row)
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self.selectedComponents.insert(row - 1,module)
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page = self.pages[row]
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self.pages.pop(row)
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self.pages.insert(row - 1, page)
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item = self.window.listWidget_componentList.takeItem(row)
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self.window.listWidget_componentList.insertItem(row - 1, item)
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widget = self.window.stackedWidget.removeWidget(page)
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self.window.stackedWidget.insertWidget(row - 1, page)
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self.window.listWidget_componentList.setCurrentRow(row - 1)
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self.window.stackedWidget.setCurrentIndex(row -1)
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self.drawPreview()
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def moveComponentDown(self):
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row = self.window.listWidget_componentList.currentRow()
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if row < len(self.pages) + 1:
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module = self.selectedComponents[row]
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self.selectedComponents.pop(row)
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self.selectedComponents.insert(row + 1,module)
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page = self.pages[row]
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self.pages.pop(row)
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self.pages.insert(row + 1, page)
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item = self.window.listWidget_componentList.takeItem(row)
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self.window.listWidget_componentList.insertItem(row + 1, item)
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widget = self.window.stackedWidget.removeWidget(page)
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self.window.stackedWidget.insertWidget(row + 1, page)
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self.window.listWidget_componentList.setCurrentRow(row + 1)
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self.window.stackedWidget.setCurrentIndex(row + 1)
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self.drawPreview()
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def updateOpenPresetComboBox(self, component):
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self.window.comboBox_openPreset.clear()
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self.window.comboBox_openPreset.addItem("Open Preset")
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destination = os.path.join(self.dataDir, 'presets',
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str(component).strip(), str(component.version()))
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if not os.path.exists(destination):
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os.makedirs(destination)
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for f in os.listdir(destination):
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self.window.comboBox_openPreset.addItem(f)
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def openSavePresetDialog(self):
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if self.window.listWidget_componentList.currentRow() == -1:
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return
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while True:
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newName, OK = QtGui.QInputDialog.getText(QtGui.QWidget(), 'Audio Visualizer', 'New Preset Name:')
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badName = False
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for letter in newName:
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if letter in string.punctuation:
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badName = True
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if badName:
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# some filesystems don't like bizarre characters
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self.showMessage("Preset names must contain only letters, numbers, and spaces.")
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continue
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if OK and newName:
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index = self.window.listWidget_componentList.currentRow()
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if index != -1:
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saveValueStore = self.selectedComponents[index].savePreset()
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componentName = str(self.selectedComponents[index]).strip()
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vers = self.selectedComponents[index].version()
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self.createPresetFile(componentName, vers, saveValueStore, newName)
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break
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def createPresetFile(self, componentName, version, saveValueStore, filename):
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dirname = os.path.join(self.dataDir, 'presets', componentName, str(version))
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if not os.path.exists(dirname):
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os.makedirs(dirname)
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filepath = os.path.join(dirname, filename)
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if os.path.exists(filepath):
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ch = self.showMessage("%s already exists! Overwrite it?" % filename, QtGui.QMessageBox.Warning, True)
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if not ch:
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return
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# remove old copies of the preset
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for i in range(0, self.window.comboBox_openPreset.count()):
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if self.window.comboBox_openPreset.itemText(i) == filename:
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self.window.comboBox_openPreset.removeItem(i)
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with open(filepath, 'w') as f:
|
|
f.write(repr(saveValueStore))
|
|
self.window.comboBox_openPreset.addItem(filename)
|
|
self.window.comboBox_openPreset.setCurrentIndex(self.window.comboBox_openPreset.count()-1)
|
|
|
|
def openPreset(self):
|
|
if self.window.comboBox_openPreset.currentIndex() < 1:
|
|
return
|
|
index = self.window.listWidget_componentList.currentRow()
|
|
if index == -1:
|
|
return
|
|
filename = self.window.comboBox_openPreset.itemText(self.window.comboBox_openPreset.currentIndex())
|
|
componentName = str(self.selectedComponents[index]).strip()
|
|
version = self.selectedComponents[index].version()
|
|
dirname = os.path.join(self.dataDir, 'presets', componentName, str(version))
|
|
filepath = os.path.join(dirname, filename)
|
|
if not os.path.exists(filepath):
|
|
self.window.comboBox_openPreset.removeItem(self.window.comboBox_openPreset.currentIndex())
|
|
return
|
|
with open(filepath, 'r') as f:
|
|
for line in f:
|
|
saveValueStore = eval(line.strip())
|
|
break
|
|
self.selectedComponents[index].loadPreset(saveValueStore)
|
|
self.drawPreview()
|
|
|
|
def saveCurrentProject(self):
|
|
if self.currentProject:
|
|
self.createProjectFile(self.currentProject)
|
|
else:
|
|
self.openSaveProjectDialog()
|
|
|
|
def openSaveProjectDialog(self):
|
|
outputDir = os.path.join(self.dataDir, 'projects')
|
|
filename = QtGui.QFileDialog.getSaveFileName(self.window, "Create Project File", outputDir)
|
|
if not filename:
|
|
return
|
|
filepath = os.path.join(outputDir, filename)
|
|
self.currentProject = filepath
|
|
self.createProjectFile(filepath)
|
|
|
|
def createProjectFile(self, filepath):
|
|
with open(filepath, 'w') as f:
|
|
for comp in self.selectedComponents:
|
|
saveValueStore = comp.savePreset()
|
|
f.write('%s\n' % str(comp))
|
|
f.write('%s\n' % str(comp.version()))
|
|
f.write('%s\n' % repr(saveValueStore))
|
|
projSettingsPath = os.path.join(self.dataDir, 'project-settings', os.path.basename('%s.ini' % filepath))
|
|
shutil.copyfile(self.settings.fileName(), projSettingsPath)
|
|
|
|
def openOpenProjectDialog(self):
|
|
inputDir = os.path.join(self.dataDir, 'projects')
|
|
filename = QtGui.QFileDialog.getOpenFileName(self.window, "Open Project File", inputDir)
|
|
if not filename:
|
|
return
|
|
filepath = os.path.join(inputDir, filename)
|
|
self.openProject(filepath)
|
|
|
|
def openProject(self, filepath):
|
|
self.clear()
|
|
self.currentProject = filepath
|
|
compNames = [mod.Component.__doc__ for mod in self.modules]
|
|
with open(filepath, 'r') as f:
|
|
i = 0
|
|
for line in f:
|
|
if i == 0:
|
|
compIndex = compNames.index(line.strip())
|
|
self.addComponent(compIndex)
|
|
i += 1
|
|
elif i == 1:
|
|
# version, not used yet
|
|
i += 1
|
|
elif i == 2:
|
|
saveValueStore = eval(line.strip())
|
|
self.selectedComponents[-1].loadPreset(saveValueStore)
|
|
i = 0
|
|
projSettingsPath = os.path.join(self.dataDir, 'project-settings', '%s.ini' % os.path.basename(filepath))
|
|
backupPath = os.path.join(self.dataDir, 'settings.ini~')
|
|
settingsPath = self.settings.fileName()
|
|
if os.path.exists(backupPath):
|
|
os.remove(backupPath)
|
|
os.rename(settingsPath, backupPath)
|
|
shutil.copyfile(projSettingsPath, settingsPath)
|
|
self.settings.sync()
|
|
currentRes = str(self.settings.value('outputWidth'))+'x'+str(self.settings.value('outputHeight'))
|
|
for i in range(self.window.comboBox_resolution.count()-1):
|
|
if self.window.comboBox_resolution.itemText(i) == currentRes:
|
|
self.window.comboBox_resolution.setCurrentIndex(i)
|
|
break
|
|
|
|
def showMessage(self, string, icon=QtGui.QMessageBox.Information, showCancel=False):
|
|
msg = QtGui.QMessageBox()
|
|
msg.setIcon(icon)
|
|
msg.setText(string)
|
|
if showCancel:
|
|
msg.setStandardButtons(QtGui.QMessageBox.Ok | QtGui.QMessageBox.Cancel)
|
|
else:
|
|
msg.setStandardButtons(QtGui.QMessageBox.Ok)
|
|
ch = msg.exec_()
|
|
if ch == 1024:
|
|
return True
|
|
return False
|
|
|
|
def clear(self):
|
|
''' empty out all components and fields, get a blank slate '''
|
|
self.selectedComponents = []
|
|
self.window.listWidget_componentList.clear()
|
|
for widget in self.pages:
|
|
self.window.stackedWidget.removeWidget(widget)
|
|
self.pages = []
|
|
|
|
def LoadDefaultSettings(self):
|
|
self.resolutions = [
|
|
'1920x1080',
|
|
'1280x720',
|
|
'854x480'
|
|
]
|
|
|
|
default = {
|
|
"outputWidth": 1280,
|
|
"outputHeight": 720,
|
|
"outputFrameRate": 30,
|
|
"outputAudioCodec": "aac",
|
|
"outputAudioBitrate": "192k",
|
|
"outputVideoCodec": "libx264",
|
|
"outputVideoFormat": "yuv420p",
|
|
"outputPreset": "medium",
|
|
"outputFormat": "mp4",
|
|
}
|
|
|
|
for parm, value in default.items():
|
|
if self.settings.value(parm) == None:
|
|
self.settings.setValue(parm,value)
|
|
|
|
|
|
''' ####### commandline functionality broken until we decide how to implement it
|
|
if len(sys.argv) > 1:
|
|
# command line mode
|
|
app = QtGui.QApplication(sys.argv, False)
|
|
command = Command()
|
|
signal.signal(signal.SIGINT, command.cleanUp)
|
|
sys.exit(app.exec_())
|
|
else:
|
|
'''
|
|
# gui mode
|
|
if __name__ == "__main__":
|
|
app = QtGui.QApplication(sys.argv)
|
|
app.setApplicationName("audio-visualizer")
|
|
app.setOrganizationName("audio-visualizer")
|
|
window = uic.loadUi("mainwindow.ui")
|
|
# window.adjustSize()
|
|
desc = QtGui.QDesktopWidget()
|
|
dpi = desc.physicalDpiX()
|
|
|
|
topMargin = 0 if (dpi == 96) else int(10 * (dpi / 96))
|
|
window.resize(window.width() * (dpi / 96), window.height() * (dpi / 96))
|
|
#window.verticalLayout_2.setContentsMargins(0, topMargin, 0, 0)
|
|
|
|
main = Main(window)
|
|
|
|
signal.signal(signal.SIGINT, main.cleanUp)
|
|
atexit.register(main.cleanUp)
|
|
|
|
sys.exit(app.exec_())
|