Minor improvements to VideoProcessor and corresponding test.

webrtc/modules/video_coding/codecs/test/plot_webrtc_test_logs.py

 #  Copyright (c) 2017 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.
 
 """Plots statistics from WebRTC integration test logs.
 
 Usage: $ python plot_webrtc_test_logs.py filename.txt
 """
 
 import numpy
 import sys
 import re
 
 import matplotlib.pyplot as plt
 
 # Log events.
 EVENT_START = 'RUN      ] CodecSettings/PlotVideoProcessorIntegrationTest.'
 EVENT_END = 'OK ] CodecSettings/PlotVideoProcessorIntegrationTest.'
 
 # Metrics to plot, tuple: (name to parse in file, label to use when plotting).
-BITRATE = ('Target Bitrate', 'target bitrate (kbps)')
+BITRATE = ('Target bitrate', 'target bitrate (kbps)')
 WIDTH = ('Width', 'width')
 HEIGHT = ('Height', 'height')
 FILENAME = ('Filename', 'clip')
 CODEC_TYPE = ('Codec type', 'Codec')
 ENCODER_IMPLEMENTATION_NAME = ('Encoder implementation name', 'enc name')
 DECODER_IMPLEMENTATION_NAME = ('Decoder implementation name', 'dec name')
 CODEC_IMPLEMENTATION_NAME = ('Codec implementation name', 'codec name')
-CORES = ('#CPU cores used', 'CPU cores used')
+CORES = ('# CPU cores used', 'CPU cores used')
 DENOISING = ('Denoising', 'denoising')
 RESILIENCE = ('Resilience', 'resilience')
 ERROR_CONCEALMENT = ('Error concealment', 'error concealment')
 QP = ('Average QP', 'avg QP')
 PSNR = ('PSNR avg', 'PSNR (dB)')
 SSIM = ('SSIM avg', 'SSIM')
-ENC_BITRATE = ('Encoding bitrate', 'encoded bitrate (kbps)')
+ENC_BITRATE = ('Encoded bitrate', 'encoded bitrate (kbps)')
 FRAMERATE = ('Frame rate', 'fps')
-NUM_FRAMES = ('Number of processed frames', 'num frames')
-NUM_DROPPED_FRAMES = ('Number of dropped frames', 'num dropped frames')
-NUM_FRAMES_TO_TARGET = ('Number of frames to approach target rate',
+NUM_FRAMES = ('# processed frames', 'num frames')
+NUM_DROPPED_FRAMES = ('# dropped frames', 'num dropped frames')
+NUM_FRAMES_TO_TARGET = ('# frames to convergence',
                         'frames to reach target rate')
 ENCODE_TIME = ('Encoding time', 'encode time (us)')
 ENCODE_TIME_AVG = ('Encoding time', 'encode time (us) avg')
 DECODE_TIME = ('Decoding time', 'decode time (us)')
 DECODE_TIME_AVG = ('Decoding time', 'decode time (us) avg')
 FRAME_SIZE = ('Frame sizes', 'frame size (bytes)')
 FRAME_SIZE_AVG = ('Frame sizes', 'frame size (bytes) avg')
 AVG_KEY_FRAME_SIZE = ('Average key frame size', 'avg key frame size (bytes)')
 AVG_NON_KEY_FRAME_SIZE = ('Average non-key frame size',
                           'avg non-key frame size (bytes)')
@@ skipping 387 matching lines @@
   plt.rcParams["figure.figsize"] = figsize
 
   PlotFigure(sub_keys, y_metrics, x_metric, metrics,
              GetTitle(filename, setting2))
 
   plt.show()
 
 
 if __name__ == '__main__':
   main()