From 49aa77c61fc1d2dc369594fb19c3165f9c56bd18 Mon Sep 17 00:00:00 2001
From: Jerome Jiang <jianj@google.com>
Date: Thu, 16 Jan 2020 23:17:26 -0800
Subject: vp9: add delta q for uv channel. add tests.

Add control for delta q for uv. 0 by default.

Change-Id: Ib8ed160b1a5c9a61ba15985076f6c6f121477103
---
 test/vp9_datarate_test.cc | 56 +++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 56 insertions(+)

(limited to 'test/vp9_datarate_test.cc')

diff --git a/test/vp9_datarate_test.cc b/test/vp9_datarate_test.cc
index b8be275ea..f9f2aaaff 100644
--- a/test/vp9_datarate_test.cc
+++ b/test/vp9_datarate_test.cc
@@ -46,6 +46,7 @@ class DatarateTestVP9 : public ::libvpx_test::EncoderTest {
     denoiser_offon_test_ = 0;
     denoiser_offon_period_ = -1;
     frame_parallel_decoding_mode_ = 1;
+    delta_q_uv_ = 0;
     use_roi_ = false;
   }
 
@@ -138,6 +139,10 @@ class DatarateTestVP9 : public ::libvpx_test::EncoderTest {
       encoder->Control(VP9E_SET_AQ_MODE, 0);
     }
 
+    if (delta_q_uv_ != 0) {
+      encoder->Control(VP9E_SET_DELTA_Q_UV, delta_q_uv_);
+    }
+
     if (cfg_.ts_number_layers > 1) {
       if (video->frame() == 0) {
         encoder->Control(VP9E_SET_SVC, 1);
@@ -222,6 +227,7 @@ class DatarateTestVP9 : public ::libvpx_test::EncoderTest {
   int denoiser_offon_test_;
   int denoiser_offon_period_;
   int frame_parallel_decoding_mode_;
+  int delta_q_uv_;
   bool use_roi_;
   vpx_roi_map_t roi_;
 };
@@ -716,6 +722,52 @@ TEST_P(DatarateTestVP9RealTime, RegionOfInterest) {
   free(roi_.roi_map);
 }
 
+// Params: speed setting, delta q UV.
+class DatarateTestVP9RealTimeDeltaQUV
+    : public DatarateTestVP9,
+      public ::libvpx_test::CodecTestWith2Params<int, int> {
+ public:
+  DatarateTestVP9RealTimeDeltaQUV() : DatarateTestVP9(GET_PARAM(0)) {}
+  virtual ~DatarateTestVP9RealTimeDeltaQUV() {}
+
+ protected:
+  virtual void SetUp() {
+    InitializeConfig();
+    SetMode(::libvpx_test::kRealTime);
+    set_cpu_used_ = GET_PARAM(1);
+    ResetModel();
+  }
+};
+
+TEST_P(DatarateTestVP9RealTimeDeltaQUV, DeltaQUV) {
+  cfg_.rc_buf_initial_sz = 500;
+  cfg_.rc_buf_optimal_sz = 500;
+  cfg_.rc_buf_sz = 1000;
+  cfg_.rc_dropframe_thresh = 0;
+  cfg_.rc_min_quantizer = 0;
+  cfg_.rc_max_quantizer = 63;
+  cfg_.rc_end_usage = VPX_CBR;
+  cfg_.g_lag_in_frames = 0;
+
+  ::libvpx_test::I420VideoSource video("niklas_640_480_30.yuv", 640, 480, 30, 1,
+                                       0, 400);
+
+  cfg_.rc_target_bitrate = 450;
+  cfg_.g_w = 640;
+  cfg_.g_h = 480;
+
+  ResetModel();
+
+  delta_q_uv_ = GET_PARAM(2);
+
+  ASSERT_NO_FATAL_FAILURE(RunLoop(&video));
+  ASSERT_GE(cfg_.rc_target_bitrate, effective_datarate_[0] * 0.90)
+      << " The datarate for the file exceeds the target!";
+
+  ASSERT_LE(cfg_.rc_target_bitrate, effective_datarate_[0] * 1.4)
+      << " The datarate for the file missed the target!";
+}
+
 // Params: test mode, speed setting and index for bitrate array.
 class DatarateTestVP9PostEncodeDrop
     : public DatarateTestVP9,
@@ -891,6 +943,10 @@ VP9_INSTANTIATE_TEST_CASE(DatarateTestVP9LargeVBR, ::testing::Range(5, 9),
 
 VP9_INSTANTIATE_TEST_CASE(DatarateTestVP9RealTime, ::testing::Range(5, 10));
 
+VP9_INSTANTIATE_TEST_CASE(DatarateTestVP9RealTimeDeltaQUV,
+                          ::testing::Range(5, 10),
+                          ::testing::Values(-5, -10, -15));
+
 VP9_INSTANTIATE_TEST_CASE(DatarateTestVP9PostEncodeDrop,
                           ::testing::Range(5, 6));
 
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