From cafbf63d3081361d446b69a3a32658bcf28c767f Mon Sep 17 00:00:00 2001
From: hui su <huisu@google.com>
Date: Tue, 10 May 2016 10:59:33 -0700
Subject: [PATCH] Add level test for VP9

Change-Id: I99f50bdd5af3f64a029c2f5f6f5fb1ff45bad67e
---
 test/level_test.cc | 104 +++++++++++++++++++++++++++++++++++++++++++++
 test/test.mk       |   1 +
 2 files changed, 105 insertions(+)
 create mode 100644 test/level_test.cc

diff --git a/test/level_test.cc b/test/level_test.cc
new file mode 100644
index 000000000..5b9ce417f
--- /dev/null
+++ b/test/level_test.cc
@@ -0,0 +1,104 @@
+/*
+ *  Copyright (c) 2016 The WebM 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 "third_party/googletest/src/include/gtest/gtest.h"
+#include "test/codec_factory.h"
+#include "test/encode_test_driver.h"
+#include "test/i420_video_source.h"
+#include "test/util.h"
+
+namespace {
+class LevelTest
+    : public ::libvpx_test::EncoderTest,
+      public ::libvpx_test::CodecTestWith2Params<libvpx_test::TestMode, int> {
+ protected:
+  LevelTest()
+     : EncoderTest(GET_PARAM(0)),
+       encoding_mode_(GET_PARAM(1)),
+       cpu_used_(GET_PARAM(2)),
+       target_level_(0) {}
+  virtual ~LevelTest() {}
+
+  virtual void SetUp() {
+    InitializeConfig();
+    SetMode(encoding_mode_);
+    if (encoding_mode_ != ::libvpx_test::kRealTime) {
+      cfg_.g_lag_in_frames = 25;
+      cfg_.rc_end_usage = VPX_VBR;
+    } else {
+      cfg_.g_lag_in_frames = 0;
+      cfg_.rc_end_usage = VPX_CBR;
+    }
+    cfg_.rc_2pass_vbr_minsection_pct = 5;
+    cfg_.rc_2pass_vbr_maxsection_pct = 2000;
+    cfg_.rc_target_bitrate = 400;
+    cfg_.rc_max_quantizer = 63;
+    cfg_.rc_min_quantizer = 0;
+  }
+
+  virtual void PreEncodeFrameHook(::libvpx_test::VideoSource *video,
+                                  ::libvpx_test::Encoder *encoder) {
+    if (video->frame() == 0) {
+      encoder->Control(VP8E_SET_CPUUSED, cpu_used_);
+      encoder->Control(VP9E_SET_TARGET_LEVEL, target_level_);
+      if (encoding_mode_ != ::libvpx_test::kRealTime) {
+        encoder->Control(VP8E_SET_ENABLEAUTOALTREF, 1);
+        encoder->Control(VP8E_SET_ARNR_MAXFRAMES, 7);
+        encoder->Control(VP8E_SET_ARNR_STRENGTH, 5);
+        encoder->Control(VP8E_SET_ARNR_TYPE, 3);
+      }
+    }
+  }
+
+  ::libvpx_test::TestMode encoding_mode_;
+  int cpu_used_;
+  int target_level_;
+};
+
+TEST_P(LevelTest, TestTargetLevel0) {
+  ::libvpx_test::I420VideoSource video("hantro_odd.yuv", 208, 144, 30, 1, 0,
+                                       30);
+  target_level_ = 0;
+  ASSERT_NO_FATAL_FAILURE(RunLoop(&video));
+}
+
+TEST_P(LevelTest, TestTargetLevel255) {
+  ::libvpx_test::I420VideoSource video("hantro_odd.yuv", 208, 144, 30, 1, 0,
+                                       30);
+  target_level_ = 255;
+  ASSERT_NO_FATAL_FAILURE(RunLoop(&video));
+}
+
+TEST_P(LevelTest, TestTargetLevelApi) {
+  ::libvpx_test::I420VideoSource video("hantro_odd.yuv", 208, 144, 30, 1, 0, 1);
+  static const vpx_codec_iface_t *codec = &vpx_codec_vp9_cx_algo;
+  vpx_codec_ctx_t enc;
+  vpx_codec_enc_cfg_t cfg;
+  EXPECT_EQ(VPX_CODEC_OK, vpx_codec_enc_config_default(codec, &cfg, 0));
+  EXPECT_EQ(VPX_CODEC_OK, vpx_codec_enc_init(&enc, codec, &cfg, 0));
+  for (int level = 0; level <= 256; ++level) {
+    if (level == 10 || level == 11 || level == 20 || level == 21 ||
+        level == 30 || level == 31 || level == 40 || level == 41 ||
+        level == 50 || level == 51 || level == 52 || level == 60 ||
+        level == 61 || level == 62 || level == 0 || level == 255)
+      EXPECT_EQ(VPX_CODEC_OK,
+                vpx_codec_control(&enc, VP9E_SET_TARGET_LEVEL, level));
+    else
+      EXPECT_EQ(VPX_CODEC_INVALID_PARAM,
+                vpx_codec_control(&enc, VP9E_SET_TARGET_LEVEL, level));
+  }
+  EXPECT_EQ(VPX_CODEC_OK, vpx_codec_destroy(&enc));
+}
+
+VP9_INSTANTIATE_TEST_CASE(LevelTest,
+                          ::testing::Values(::libvpx_test::kTwoPassGood,
+                                            ::libvpx_test::kOnePassGood,
+                                            ::libvpx_test::kRealTime),
+                          ::testing::Range(0, 9));
+}  // namespace
diff --git a/test/test.mk b/test/test.mk
index 390bc2369..1eb702fc2 100644
--- a/test/test.mk
+++ b/test/test.mk
@@ -45,6 +45,7 @@ LIBVPX_TEST_SRCS-$(CONFIG_VP9_ENCODER) += frame_size_tests.cc
 LIBVPX_TEST_SRCS-$(CONFIG_VP9_ENCODER) += vp9_lossless_test.cc
 LIBVPX_TEST_SRCS-$(CONFIG_VP9_ENCODER) += vp9_end_to_end_test.cc
 LIBVPX_TEST_SRCS-$(CONFIG_VP9_ENCODER) += vp9_ethread_test.cc
+LIBVPX_TEST_SRCS-$(CONFIG_VP9_ENCODER) += level_test.cc
 
 LIBVPX_TEST_SRCS-yes                   += decode_test_driver.cc
 LIBVPX_TEST_SRCS-yes                   += decode_test_driver.h
-- 
2.40.0