1 /* 2 * Copyright (c) 2012 The WebRTC project authors. All Rights Reserved. 3 * 4 * Use of this source code is governed by a BSD-style license 5 * that can be found in the LICENSE file in the root of the source 6 * tree. An additional intellectual property rights grant can be found 7 * in the file PATENTS. All contributing project authors may 8 * be found in the AUTHORS file in the root of the source tree. 9 */ 10 11 #include <stdio.h> 12 #include <stdlib.h> 13 14 #include "webrtc/common_video/libyuv/include/webrtc_libyuv.h" 15 #include "webrtc/modules/video_processing/main/interface/video_processing.h" 16 #include "webrtc/modules/video_processing/main/test/unit_test/video_processing_unittest.h" 17 #include "webrtc/system_wrappers/interface/tick_util.h" 18 #include "webrtc/test/testsupport/fileutils.h" 19 20 namespace webrtc { 21 22 TEST_F(VideoProcessingModuleTest, Deflickering) 23 { 24 enum { NumRuns = 30 }; 25 uint32_t frameNum = 0; 26 const uint32_t frame_rate = 15; 27 28 int64_t min_runtime = 0; 29 int64_t avg_runtime = 0; 30 31 // Close automatically opened Foreman. 32 fclose(source_file_); 33 const std::string input_file = 34 webrtc::test::ResourcePath("deflicker_before_cif_short", "yuv"); 35 source_file_ = fopen(input_file.c_str(), "rb"); 36 ASSERT_TRUE(source_file_ != NULL) << 37 "Cannot read input file: " << input_file << "\n"; 38 39 const std::string output_file = 40 webrtc::test::OutputPath() + "deflicker_output_cif_short.yuv"; 41 FILE* deflickerFile = fopen(output_file.c_str(), "wb"); 42 ASSERT_TRUE(deflickerFile != NULL) << 43 "Could not open output file: " << output_file << "\n"; 44 45 printf("\nRun time [us / frame]:\n"); 46 rtc::scoped_ptr<uint8_t[]> video_buffer(new uint8_t[frame_length_]); 47 for (uint32_t run_idx = 0; run_idx < NumRuns; run_idx++) 48 { 49 TickTime t0; 50 TickTime t1; 51 TickInterval acc_ticks; 52 uint32_t timeStamp = 1; 53 54 frameNum = 0; 55 while (fread(video_buffer.get(), 1, frame_length_, source_file_) == 56 frame_length_) 57 { 58 frameNum++; 59 EXPECT_EQ( 60 0, ConvertToI420(kI420, video_buffer.get(), 0, 0, width_, 61 height_, 0, kVideoRotation_0, &video_frame_)); 62 video_frame_.set_timestamp(timeStamp); 63 64 t0 = TickTime::Now(); 65 VideoProcessingModule::FrameStats stats; 66 ASSERT_EQ(0, vpm_->GetFrameStats(&stats, video_frame_)); 67 ASSERT_EQ(0, vpm_->Deflickering(&video_frame_, &stats)); 68 t1 = TickTime::Now(); 69 acc_ticks += (t1 - t0); 70 71 if (run_idx == 0) 72 { 73 if (PrintI420VideoFrame(video_frame_, deflickerFile) < 0) { 74 return; 75 } 76 } 77 timeStamp += (90000 / frame_rate); 78 } 79 ASSERT_NE(0, feof(source_file_)) << "Error reading source file"; 80 81 printf("%u\n", static_cast<int>(acc_ticks.Microseconds() / frameNum)); 82 if (acc_ticks.Microseconds() < min_runtime || run_idx == 0) 83 { 84 min_runtime = acc_ticks.Microseconds(); 85 } 86 avg_runtime += acc_ticks.Microseconds(); 87 88 rewind(source_file_); 89 } 90 ASSERT_EQ(0, fclose(deflickerFile)); 91 // TODO(kjellander): Add verification of deflicker output file. 92 93 printf("\nAverage run time = %d us / frame\n", 94 static_cast<int>(avg_runtime / frameNum / NumRuns)); 95 printf("Min run time = %d us / frame\n\n", 96 static_cast<int>(min_runtime / frameNum)); 97 } 98 99 } // namespace webrtc 100