Add QP statistics to VideoProcessorIntegrationTest.

webrtc/modules/video_coding/codecs/test/stats.cc

 /*
  *  Copyright (c) 2012 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.
  */
 
 #include "webrtc/modules/video_coding/codecs/test/stats.h"
 
 #include <assert.h>
 #include <stdio.h>
 
 #include <algorithm>  // min_element, max_element
 
 #include "webrtc/base/format_macros.h"
 
 namespace webrtc {
 namespace test {
 
 FrameStatistic::FrameStatistic()
     : encoding_successful(false),
       decoding_successful(false),
       encode_return_code(0),
       decode_return_code(0),
       encode_time_in_us(0),
       decode_time_in_us(0),
+      qp(-1),
       frame_number(0),
       packets_dropped(0),
       total_packets(0),
       bit_rate_in_kbps(0),
       encoded_frame_length_in_bytes(0),
       frame_type(kVideoFrameDelta) {}
 
 Stats::Stats() {}
 
 Stats::~Stats() {}
@@ skipping 25 matching lines @@
 void Stats::PrintSummary() {
   printf("Processing summary:\n");
   if (stats_.size() == 0) {
     printf("No frame statistics have been logged yet.\n");
     return;
   }
 
   // Calculate min, max, average and total encoding time
   int total_encoding_time_in_us = 0;
   int total_decoding_time_in_us = 0;
+  int total_qp = 0;
+  int total_qp_count = 0;
   size_t total_encoded_frames_lengths = 0;
   size_t total_encoded_key_frames_lengths = 0;
   size_t total_encoded_nonkey_frames_lengths = 0;
   size_t nbr_keyframes = 0;
   size_t nbr_nonkeyframes = 0;
 
   for (FrameStatisticsIterator it = stats_.begin(); it != stats_.end(); ++it) {
     total_encoding_time_in_us += it->encode_time_in_us;
     total_decoding_time_in_us += it->decode_time_in_us;
     total_encoded_frames_lengths += it->encoded_frame_length_in_bytes;
     if (it->frame_type == webrtc::kVideoFrameKey) {
       total_encoded_key_frames_lengths += it->encoded_frame_length_in_bytes;
       nbr_keyframes++;
     } else {
       total_encoded_nonkey_frames_lengths += it->encoded_frame_length_in_bytes;
       nbr_nonkeyframes++;
     }
+    if (it->qp >= 0) {
+      total_qp += it->qp;
+      ++total_qp_count;
+    }
   }
 
   FrameStatisticsIterator frame;
 
   // ENCODING
   printf("Encoding time:\n");
   frame = std::min_element(stats_.begin(), stats_.end(), LessForEncodeTime);
   printf("  Min     : %7d us (frame %d)\n", frame->encode_time_in_us,
          frame->frame_number);
 
@@ skipping 61 matching lines @@
   // BIT RATE
   printf("Bit rates:\n");
   frame = std::min_element(stats_.begin(), stats_.end(), LessForBitRate);
   printf("  Min bit rate: %7d kbps (frame %d)\n", frame->bit_rate_in_kbps,
          frame->frame_number);
 
   frame = std::max_element(stats_.begin(), stats_.end(), LessForBitRate);
   printf("  Max bit rate: %7d kbps (frame %d)\n", frame->bit_rate_in_kbps,
          frame->frame_number);
 
+  int avg_qp = (total_qp_count > 0) ? (total_qp / total_qp_count) : -1;
+  printf("Average QP: %d\n", avg_qp);
+
   printf("\n");
   printf("Total encoding time  : %7d ms.\n", total_encoding_time_in_us / 1000);
   printf("Total decoding time  : %7d ms.\n", total_decoding_time_in_us / 1000);
   printf("Total processing time: %7d ms.\n",
          (total_encoding_time_in_us + total_decoding_time_in_us) / 1000);
 }
 
 }  // namespace test
 }  // namespace webrtc