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/include/video_processing.h" 16#include "webrtc/modules/video_processing/test/video_processing_unittest.h" 17#include "webrtc/system_wrappers/include/tick_util.h" 18#include "webrtc/test/testsupport/fileutils.h" 19 20namespace webrtc { 21 22#if defined(WEBRTC_IOS) 23TEST_F(VideoProcessingTest, DISABLED_Deflickering) { 24#else 25TEST_F(VideoProcessingTest, Deflickering) { 26#endif 27 enum { NumRuns = 30 }; 28 uint32_t frameNum = 0; 29 const uint32_t frame_rate = 15; 30 31 int64_t min_runtime = 0; 32 int64_t avg_runtime = 0; 33 34 // Close automatically opened Foreman. 35 fclose(source_file_); 36 const std::string input_file = 37 webrtc::test::ResourcePath("deflicker_before_cif_short", "yuv"); 38 source_file_ = fopen(input_file.c_str(), "rb"); 39 ASSERT_TRUE(source_file_ != NULL) << "Cannot read input file: " << input_file 40 << "\n"; 41 42 const std::string output_file = 43 webrtc::test::OutputPath() + "deflicker_output_cif_short.yuv"; 44 FILE* deflickerFile = fopen(output_file.c_str(), "wb"); 45 ASSERT_TRUE(deflickerFile != NULL) 46 << "Could not open output file: " << output_file << "\n"; 47 48 printf("\nRun time [us / frame]:\n"); 49 rtc::scoped_ptr<uint8_t[]> video_buffer(new uint8_t[frame_length_]); 50 for (uint32_t run_idx = 0; run_idx < NumRuns; run_idx++) { 51 TickTime t0; 52 TickTime t1; 53 TickInterval acc_ticks; 54 uint32_t timeStamp = 1; 55 56 frameNum = 0; 57 while (fread(video_buffer.get(), 1, frame_length_, source_file_) == 58 frame_length_) { 59 frameNum++; 60 EXPECT_EQ(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 VideoProcessing::FrameStats stats; 66 vp_->GetFrameStats(video_frame_, &stats); 67 EXPECT_GT(stats.num_pixels, 0u); 68 ASSERT_EQ(0, vp_->Deflickering(&video_frame_, &stats)); 69 t1 = TickTime::Now(); 70 acc_ticks += (t1 - t0); 71 72 if (run_idx == 0) { 73 if (PrintVideoFrame(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 min_runtime = acc_ticks.Microseconds(); 84 } 85 avg_runtime += acc_ticks.Microseconds(); 86 87 rewind(source_file_); 88 } 89 ASSERT_EQ(0, fclose(deflickerFile)); 90 // TODO(kjellander): Add verification of deflicker output file. 91 92 printf("\nAverage run time = %d us / frame\n", 93 static_cast<int>(avg_runtime / frameNum / NumRuns)); 94 printf("Min run time = %d us / frame\n\n", 95 static_cast<int>(min_runtime / frameNum)); 96} 97 98} // namespace webrtc 99