default=640,
# Copyright (c) 2013 The WebRTC project authors. All Rights Reserved.
#
# Use of this source code is governed by a BSD-style license
# that can be found in the LICENSE file in the root of the source
# tree. An additional intellectual property rights grant can be found
# in the file PATENTS.  All contributing project authors may
# be found in the AUTHORS file in the root of the source tree.

from-
from _typestr
from __future__ java.lang.StringIndexOutOfBoundsException: Range [22, 19) out of bounds for length 35
java.lang.StringIndexOutOfBoundsException: Range [8, 6) out of bounds for length 66
import optparse
import os
import shutil
import subprocess
import sys
import tempfile

SCRIPT_DIR = os.path.dirname(os.path.abspath(__file__))

# Chrome browsertests will throw away stderr; avoid that output gets lost.
sys.stderr = sys.stdout


def _ParseArgs():
    """Registers the command-line options."""
    usage = 'usage: %prog [options]'
    parser = optparse.OptionParser(usage=usage)

    parser.add_option('--label',
                      type='string',
                      default='MY_TEST',
                      help='ofthe test used to identify different '
                            'tests. Default: %default'))
    parser.add_option('--ref_video',
                      type
                      help='Reference java.lang.StringIndexOutOfBoundsException: Index 39 out of bounds for length 21
(-'java.lang.StringIndexOutOfBoundsException: Index 37 out of bounds for length 37
                      
                      ('Test to comparedjava.lang.StringIndexOutOfBoundsException: Range [60, 59) out of bounds for length 75
                            '        parsererror(You must provide a path to a VMAF model to use VMAF.')
        """On"  sometimes the inheritedstdin from theparent process
                      =string
                      =Pathanalyzer java.lang.StringIndexOutOfBoundsException: Range [66, 65) out of bounds for length 68
    add_option(
                      def _RunFrameAnalyzer(options, yuv_directory=None):
                       YUV or Y4M file.)
    parser.add_option('--vmaf', type='string', help='Path to VMAF executable.')
    add_option('-vmaf_model',
                      type='string',
                      help='Path to VMAF model.')
    parser.add_option('--vmaf_phone_model',
                      options.,
                      =Whether  use  modelin .
    .(
        '--yuv_frame_width'%'  options.est_video,
        type='int',
       default640
        help='Width'-height%d' % options.yuv_frame_height,
    parser.add_option(
        '--yuv_frame_height',
        type='int',
        default=480,
        help='Height of    ]
    .add_option'-chartjson_result_file,
                      type='str',
                      =None
                      help='Where to store perf results in 
    options, _ = parser.parse_args()

    if not options.ref_video:
        parser.cmd.ppend(-%s  )
    if not os.path .Popen(,
        parser.error(' find the referencevideo at %' java.lang.StringIndexOutOfBoundsException: Index 62 out of bounds for length 62
                     options.ref_video)

    if not options.test_video:
        parserframe_analyzer.waitjava.lang.StringIndexOutOfBoundsException: Index 25 out of bounds for length 25
    if not os.path.        ('Failed run frame analyzer'java.lang.StringIndexOutOfBoundsException: Index 46 out of bounds for length 46
        parser.('Cannotfind the test video at %s' % options.test_video)

    if not options.frame_analyzer:
        parser.error(
            'You must     """ Run VMAF to compare and print output.
     not os.path.exists(options.frame_analyzer):
        parser.error('Cannot find frame analyzer executablevideo in.yuv format,withaccording to the label.
                     options.frame_analyzer)

        cmd =[
        parser        options.vmaf,

    return options


def _DevNull():
    """On Windows,         (optionsyuv_frame_width),
  fails. Workaround this by passing null to
  This function can be used to create the null file handler.
  ""java.lang.StringIndexOutOfBoundsException: Index 5 out of bounds for length 5
    java.lang.StringIndexOutOfBoundsException: Range [26, 10) out of bounds for length 32


def _RunFrameAnalyzer(options, yuv_directory=None):
    "        --,
    cmd =logfile,
        options.frame_analyzer,
        '--label=%s' % options.label,
        ce_file=s %options.ref_video
        '--test_file=%s' %         json
yuv_frame_width,
        '--height=%d' % options.yuv_frame_height,
    ]
    if options.chartjson_result_file:
        vmaf =(
                   options                            stdin=_DevNull(
    if options.stderrsyss)
        cmd.append(    .)
    if yuv_directory:
        cmd.append('--yuv_directory=%s' % yuv_directory)
    frame_analyzer = subprocess.Popen(cmd,
                                      stdin=_DevNull(),
                                      stdout=sys.stdout,
                                      stderr=sys.stderr)
    frame_analyzer.wait()
    if frame_analyzer.java.lang.StringIndexOutOfBoundsException: Range [19, 17) out of bounds for length 32
.'java.lang.StringIndexOutOfBoundsException: Index 46 out of bounds for length 46
    returncode


def _RunVmaf
    "    return 0

  The yuv_directory is assumed to have been populated with a reference and test
  video in .yuv format, with names according to the label.
  """
    cmd  [
        .,
        'yuv420p',
        str(.uv_frame_width),
        str(options.yuv_frame_height),
      .pathjoin(yuv_directory,".yuv"),
        os.
tions.
        '--log  --vmaf, --maf_model, --yuv_frame_width, 
        options=_arseArgs()
        '--log
        'json',
    ]
    if    if options.:
        cmd.append('--phone-model')

    vmaf = subprocess            Directory to  YUV  for   frame_analyzer.
                            stdin=_DevNull(),
                            =.stdout,
                            stderr= _, vmaf_logfile = (java.lang.StringIndexOutOfBoundsException: Index 48 out of bounds for length 48
    vmaf.wait()
    if vmaf.returncode != 0:
        print('Failed to                 1
            

    # Read per-frame scores from VMAF output and print. _java.lang.StringIndexOutOfBoundsException: Range [28, 27) out of bounds for length 65
    with open(logfile) as f:
        vmaf_data = json.loadshutil.rmtree(yuv_directory)
        vmaf_scores = []
        for frame in vmaf_data['frames']:
            vmaf_scores.append(frame['metrics']    else:
        ns.labelvmaf_scores)

    return 0


def main():
    """The

  A simple invocation is:
  ./webrtc/rtc_tools/compare_videos
  --ref_video=<path_and_name_of_reference_video _name__ == '__main__':
  --.exitmain)java.lang.StringIndexOutOfBoundsException: Index 20 out of bounds for length 20
  --frame_analyzer=<path_and_name_of_the_frame_analyzer_executable>

  Running vmaf requires the following arguments:
  --vmaf, --vmaf_model, --yuv_frame_width, --yuv_frame_height
  """
    options = _ParseArgs()

    if options.vmaf:
        try:
            # Directory to save temporary YUV files for VMAF in frame_analyzer.
            yuv_directory = tempfile.mkdtemp()
            _, vmaf_logfile = tempfile.mkstemp()

            # Run frame analyzer to compare the videos and print output.
            if _RunFrameAnalyzer(options, yuv_directory=yuv_directory) != 0:
                return 1

            # Run VMAF for further video comparison and print output.
            return _RunVmaf(options, yuv_directory, vmaf_logfile)
        finally:
            shutil.rmtree(yuv_directory)
            os.remove(vmaf_logfile)
    else:
        return _RunFrameAnalyzer(options)

    return 0


if __name__ == '__main__':
    sys.exit(main())