libvpx: Pull from upstream

source/libvpx/test/vp9_thread_test.cc

+/*
+ *  Copyright (c) 2013 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 "vp9/decoder/vp9_thread.h"
+
+#include "third_party/googletest/src/include/gtest/gtest.h"
+#include "test/codec_factory.h"
+#include "test/decode_test_driver.h"
+#include "test/md5_helper.h"
+#include "test/webm_video_source.h"
+
+namespace {
+
+class VP9WorkerThreadTest : public ::testing::Test {
+ protected:
+  virtual ~VP9WorkerThreadTest() {}
+  virtual void SetUp() {
+    vp9_worker_init(&worker_);
+  }
+
+  virtual void TearDown() {
+    vp9_worker_end(&worker_);
+  }
+
+  VP9Worker worker_;
+};
+
+int ThreadHook(void* data, void* return_value) {
+  int* const hook_data = reinterpret_cast<int*>(data);
+  *hook_data = 5;
+  return *reinterpret_cast<int*>(return_value);
+}
+
+TEST_F(VP9WorkerThreadTest, HookSuccess) {
+  EXPECT_TRUE(vp9_worker_sync(&worker_));  // should be a no-op.
+
+  for (int i = 0; i < 2; ++i) {
+    EXPECT_TRUE(vp9_worker_reset(&worker_));
+
+    int hook_data = 0;
+    int return_value = 1;  // return successfully from the hook
+    worker_.hook = ThreadHook;
+    worker_.data1 = &hook_data;
+    worker_.data2 = &return_value;
+
+    vp9_worker_launch(&worker_);
+    EXPECT_TRUE(vp9_worker_sync(&worker_));
+    EXPECT_FALSE(worker_.had_error);
+    EXPECT_EQ(5, hook_data);
+
+    EXPECT_TRUE(vp9_worker_sync(&worker_));  // should be a no-op.
+  }
+}
+
+TEST_F(VP9WorkerThreadTest, HookFailure) {
+  EXPECT_TRUE(vp9_worker_reset(&worker_));
+
+  int hook_data = 0;
+  int return_value = 0;  // return failure from the hook
+  worker_.hook = ThreadHook;
+  worker_.data1 = &hook_data;
+  worker_.data2 = &return_value;
+
+  vp9_worker_launch(&worker_);
+  EXPECT_FALSE(vp9_worker_sync(&worker_));
+  EXPECT_TRUE(worker_.had_error);
+
+  // Ensure _reset() clears the error and _launch() can be called again.
+  return_value = 1;
+  EXPECT_TRUE(vp9_worker_reset(&worker_));
+  EXPECT_FALSE(worker_.had_error);
+  vp9_worker_launch(&worker_);
+  EXPECT_TRUE(vp9_worker_sync(&worker_));
+  EXPECT_FALSE(worker_.had_error);
+}
+
+TEST(VP9DecodeMTTest, MTDecode) {
+  libvpx_test::WebMVideoSource video("vp90-2-03-size-226x226.webm");
+  video.Init();
+
+  vpx_codec_dec_cfg_t cfg = {0};
+  cfg.threads = 2;
+  libvpx_test::VP9Decoder decoder(cfg, 0);
+
+  libvpx_test::MD5 md5;
+  for (video.Begin(); video.cxdata(); video.Next()) {
+    const vpx_codec_err_t res =
+        decoder.DecodeFrame(video.cxdata(), video.frame_size());
+    ASSERT_EQ(VPX_CODEC_OK, res) << decoder.DecodeError();
+
+    libvpx_test::DxDataIterator dec_iter = decoder.GetDxData();
+    const vpx_image_t *img = NULL;
+
+    // Get decompressed data
+    while ((img = dec_iter.Next())) {
+      md5.Add(img);
+    }
+  }
+  EXPECT_STREQ("b35a1b707b28e82be025d960aba039bc", md5.Get());
+}
+
+}  // namespace