libopenshot/src/examples/ExampleHtml.py

#!/usr/bin/env python3

"""
 @file
 @brief Python source file for QtHtmlReader example
 @author Jonathan Thomas <jonathan@openshot.org>
 @author FeRD (Frank Dana) <ferdnyc@gmail.com>

 @ref License
"""

# LICENSE
#
# Copyright (c) 2008-2019 OpenShot Studios, LLC
# <http://www.openshotstudios.com/>. This file is part of
# OpenShot Library (libopenshot), an open-source project dedicated to
# delivering high quality video editing and animation solutions to the
# world. For more information visit <http://www.openshot.org/>.
#
# OpenShot Library (libopenshot) is free software: you can redistribute it
# and/or modify it under the terms of the GNU Lesser General Public License
# as published by the Free Software Foundation, either version 3 of the
# License, or (at your option) any later version.
#
# OpenShot Library (libopenshot) is distributed in the hope that it will be
# useful, but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public License
# along with OpenShot Library. If not, see <http://www.gnu.org/licenses/>.

import sys
from PyQt5.QtCore import QTimer
from PyQt5.QtGui import QGuiApplication
import openshot

app = QGuiApplication(sys.argv)

html_code = "<span style=\"font-family:sans-serif; color:#ffffff;\"><b>Check out</b> this Text!</span>"

# Create a QtHtmlReader
r = openshot.QtHtmlReader(720,
                          480,
                          5,
                          5,
                          openshot.GRAVITY_CENTER,
                          html_code,
                          "b { color: #ff0000; }",
                          "#000000"
                          )

r.Open()  # Open the reader

r.DisplayInfo()  # Display metadata

# Set up Writer
w = openshot.FFmpegWriter("/var/tmp/pyHtmlExample.mp4")

w.SetVideoOptions(True, "libx264", openshot.Fraction(30000, 1000), 720, 480,
                  openshot.Fraction(1, 1), False, False, 3000000)

w.info.metadata["title"] = "testtest";
w.info.metadata["artist"] = "aaa";
w.info.metadata["album"] = "bbb";
w.info.metadata["year"] = "2015";
w.info.metadata["description"] = "ddd";
w.info.metadata["comment"] = "eee";
w.info.metadata["comment"] = "comment";
w.info.metadata["copyright"] = "copyright OpenShot!";

# Open the Writer
w.Open()

# Grab 30 frames from Reader and encode to Writer
for i in range(30):
    f = r.GetFrame(i)
    w.WriteFrame(f)

# Close out Reader & Writer
w.Close()
r.Close()

# Set a timer to terminate the app as soon as the event queue empties
QTimer.singleShot(0, app.quit)

# Run QGuiApplication to completion
sys.exit(app.exec())