| /* |
| * 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 <string> |
| |
| #include "third_party/googletest/src/include/gtest/gtest.h" |
| #include "./vpx_config.h" |
| #include "test/codec_factory.h" |
| #include "test/decode_test_driver.h" |
| #include "test/md5_helper.h" |
| #if CONFIG_WEBM_IO |
| #include "test/webm_video_source.h" |
| #endif |
| #include "vpx_util/vpx_thread.h" |
| |
| namespace { |
| |
| using std::string; |
| |
| class VPxWorkerThreadTest : public ::testing::TestWithParam<bool> { |
| protected: |
| virtual ~VPxWorkerThreadTest() {} |
| virtual void SetUp() { vpx_get_worker_interface()->init(&worker_); } |
| |
| virtual void TearDown() { vpx_get_worker_interface()->end(&worker_); } |
| |
| void Run(VPxWorker *worker) { |
| const bool synchronous = GetParam(); |
| if (synchronous) { |
| vpx_get_worker_interface()->execute(worker); |
| } else { |
| vpx_get_worker_interface()->launch(worker); |
| } |
| } |
| |
| VPxWorker 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_P(VPxWorkerThreadTest, HookSuccess) { |
| // should be a no-op. |
| EXPECT_NE(vpx_get_worker_interface()->sync(&worker_), 0); |
| |
| for (int i = 0; i < 2; ++i) { |
| EXPECT_NE(vpx_get_worker_interface()->reset(&worker_), 0); |
| |
| int hook_data = 0; |
| int return_value = 1; // return successfully from the hook |
| worker_.hook = ThreadHook; |
| worker_.data1 = &hook_data; |
| worker_.data2 = &return_value; |
| |
| Run(&worker_); |
| EXPECT_NE(vpx_get_worker_interface()->sync(&worker_), 0); |
| EXPECT_FALSE(worker_.had_error); |
| EXPECT_EQ(5, hook_data); |
| |
| // should be a no-op. |
| EXPECT_NE(vpx_get_worker_interface()->sync(&worker_), 0); |
| } |
| } |
| |
| TEST_P(VPxWorkerThreadTest, HookFailure) { |
| EXPECT_NE(vpx_get_worker_interface()->reset(&worker_), 0); |
| |
| int hook_data = 0; |
| int return_value = 0; // return failure from the hook |
| worker_.hook = ThreadHook; |
| worker_.data1 = &hook_data; |
| worker_.data2 = &return_value; |
| |
| Run(&worker_); |
| EXPECT_FALSE(vpx_get_worker_interface()->sync(&worker_)); |
| EXPECT_EQ(1, worker_.had_error); |
| |
| // Ensure _reset() clears the error and _launch() can be called again. |
| return_value = 1; |
| EXPECT_NE(vpx_get_worker_interface()->reset(&worker_), 0); |
| EXPECT_FALSE(worker_.had_error); |
| vpx_get_worker_interface()->launch(&worker_); |
| EXPECT_NE(vpx_get_worker_interface()->sync(&worker_), 0); |
| EXPECT_FALSE(worker_.had_error); |
| } |
| |
| TEST_P(VPxWorkerThreadTest, EndWithoutSync) { |
| // Create a large number of threads to increase the chances of detecting a |
| // race. Doing more work in the hook is no guarantee as any race would occur |
| // post hook execution in the main thread loop driver. |
| static const int kNumWorkers = 64; |
| VPxWorker workers[kNumWorkers]; |
| int hook_data[kNumWorkers]; |
| int return_value[kNumWorkers]; |
| |
| for (int n = 0; n < kNumWorkers; ++n) { |
| vpx_get_worker_interface()->init(&workers[n]); |
| return_value[n] = 1; // return successfully from the hook |
| workers[n].hook = ThreadHook; |
| workers[n].data1 = &hook_data[n]; |
| workers[n].data2 = &return_value[n]; |
| } |
| |
| for (int i = 0; i < 2; ++i) { |
| for (int n = 0; n < kNumWorkers; ++n) { |
| EXPECT_NE(vpx_get_worker_interface()->reset(&workers[n]), 0); |
| hook_data[n] = 0; |
| } |
| |
| for (int n = 0; n < kNumWorkers; ++n) { |
| Run(&workers[n]); |
| } |
| |
| for (int n = kNumWorkers - 1; n >= 0; --n) { |
| vpx_get_worker_interface()->end(&workers[n]); |
| } |
| } |
| } |
| |
| TEST(VPxWorkerThreadTest, TestInterfaceAPI) { |
| EXPECT_EQ(0, vpx_set_worker_interface(nullptr)); |
| EXPECT_NE(vpx_get_worker_interface(), nullptr); |
| for (int i = 0; i < 6; ++i) { |
| VPxWorkerInterface winterface = *vpx_get_worker_interface(); |
| switch (i) { |
| default: |
| case 0: winterface.init = nullptr; break; |
| case 1: winterface.reset = nullptr; break; |
| case 2: winterface.sync = nullptr; break; |
| case 3: winterface.launch = nullptr; break; |
| case 4: winterface.execute = nullptr; break; |
| case 5: winterface.end = nullptr; break; |
| } |
| EXPECT_EQ(0, vpx_set_worker_interface(&winterface)); |
| } |
| } |
| |
| // ----------------------------------------------------------------------------- |
| // Multi-threaded decode tests |
| #if CONFIG_WEBM_IO |
| struct FileList { |
| const char *name; |
| const char *expected_md5; |
| }; |
| |
| // Decodes |filename| with |num_threads|. Returns the md5 of the decoded frames. |
| string DecodeFile(const string &filename, int num_threads) { |
| libvpx_test::WebMVideoSource video(filename); |
| video.Init(); |
| |
| vpx_codec_dec_cfg_t cfg = vpx_codec_dec_cfg_t(); |
| cfg.threads = num_threads; |
| 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()); |
| if (res != VPX_CODEC_OK) { |
| EXPECT_EQ(VPX_CODEC_OK, res) << decoder.DecodeError(); |
| break; |
| } |
| |
| libvpx_test::DxDataIterator dec_iter = decoder.GetDxData(); |
| const vpx_image_t *img = nullptr; |
| |
| // Get decompressed data |
| while ((img = dec_iter.Next())) { |
| md5.Add(img); |
| } |
| } |
| return string(md5.Get()); |
| } |
| |
| void DecodeFiles(const FileList files[]) { |
| for (const FileList *iter = files; iter->name != nullptr; ++iter) { |
| SCOPED_TRACE(iter->name); |
| for (int t = 1; t <= 8; ++t) { |
| EXPECT_EQ(iter->expected_md5, DecodeFile(iter->name, t)) |
| << "threads = " << t; |
| } |
| } |
| } |
| |
| // Trivial serialized thread worker interface implementation. |
| // Note any worker that requires synchronization between other workers will |
| // hang. |
| namespace impl { |
| namespace { |
| |
| void Init(VPxWorker *const worker) { memset(worker, 0, sizeof(*worker)); } |
| int Reset(VPxWorker *const /*worker*/) { return 1; } |
| int Sync(VPxWorker *const worker) { return !worker->had_error; } |
| |
| void Execute(VPxWorker *const worker) { |
| worker->had_error |= !worker->hook(worker->data1, worker->data2); |
| } |
| |
| void Launch(VPxWorker *const worker) { Execute(worker); } |
| void End(VPxWorker *const /*worker*/) {} |
| |
| } // namespace |
| } // namespace impl |
| |
| TEST(VPxWorkerThreadTest, TestSerialInterface) { |
| static const VPxWorkerInterface serial_interface = { |
| impl::Init, impl::Reset, impl::Sync, impl::Launch, impl::Execute, impl::End |
| }; |
| // TODO(jzern): Avoid using a file that will use the row-based thread |
| // loopfilter, with the simple serialized implementation it will hang. This is |
| // due to its expectation that rows will be run in parallel as they wait on |
| // progress in the row above before proceeding. |
| static const char expected_md5[] = "b35a1b707b28e82be025d960aba039bc"; |
| static const char filename[] = "vp90-2-03-size-226x226.webm"; |
| VPxWorkerInterface default_interface = *vpx_get_worker_interface(); |
| |
| EXPECT_NE(vpx_set_worker_interface(&serial_interface), 0); |
| EXPECT_EQ(expected_md5, DecodeFile(filename, 2)); |
| |
| // Reset the interface. |
| EXPECT_NE(vpx_set_worker_interface(&default_interface), 0); |
| EXPECT_EQ(expected_md5, DecodeFile(filename, 2)); |
| } |
| |
| TEST(VP9DecodeMultiThreadedTest, NoTilesNonFrameParallel) { |
| // no tiles or frame parallel; this exercises loop filter threading. |
| EXPECT_EQ("b35a1b707b28e82be025d960aba039bc", |
| DecodeFile("vp90-2-03-size-226x226.webm", 2)); |
| } |
| |
| TEST(VP9DecodeMultiThreadedTest, FrameParallel) { |
| static const FileList files[] = { { "vp90-2-08-tile_1x2_frame_parallel.webm", |
| "68ede6abd66bae0a2edf2eb9232241b6" }, |
| { "vp90-2-08-tile_1x4_frame_parallel.webm", |
| "368ebc6ebf3a5e478d85b2c3149b2848" }, |
| { "vp90-2-08-tile_1x8_frame_parallel.webm", |
| "17e439da2388aff3a0f69cb22579c6c1" }, |
| { nullptr, nullptr } }; |
| |
| DecodeFiles(files); |
| } |
| |
| TEST(VP9DecodeMultiThreadedTest, FrameParallelResize) { |
| static const FileList files[] = { |
| { "vp90-2-14-resize-fp-tiles-1-16.webm", |
| "0cd5e632c326297e975f38949c31ea94" }, |
| { "vp90-2-14-resize-fp-tiles-1-2-4-8-16.webm", |
| "5c78a96a42e7f4a4f6b2edcdb791e44c" }, |
| { "vp90-2-14-resize-fp-tiles-1-2.webm", |
| "e030450ae85c3277be2a418769df98e2" }, |
| { "vp90-2-14-resize-fp-tiles-1-4.webm", |
| "312eed4e2b64eb7a4e7f18916606a430" }, |
| { "vp90-2-14-resize-fp-tiles-16-1.webm", |
| "1755c16d8af16a9cb3fe7338d90abe52" }, |
| { "vp90-2-14-resize-fp-tiles-16-2.webm", |
| "500300592d3fcb6f12fab25e48aaf4df" }, |
| { "vp90-2-14-resize-fp-tiles-16-4.webm", |
| "47c48379fa6331215d91c67648e1af6e" }, |
| { "vp90-2-14-resize-fp-tiles-16-8-4-2-1.webm", |
| "eecf17290739bc708506fa4827665989" }, |
| { "vp90-2-14-resize-fp-tiles-16-8.webm", |
| "29b6bb54e4c26b5ca85d5de5fed94e76" }, |
| { "vp90-2-14-resize-fp-tiles-1-8.webm", |
| "1b6f175e08cd82cf84bb800ac6d1caa3" }, |
| { "vp90-2-14-resize-fp-tiles-2-16.webm", |
| "ca3b03e4197995d8d5444ede7a6c0804" }, |
| { "vp90-2-14-resize-fp-tiles-2-1.webm", |
| "99aec065369d70bbb78ccdff65afed3f" }, |
| { "vp90-2-14-resize-fp-tiles-2-4.webm", |
| "22d0ebdb49b87d2920a85aea32e1afd5" }, |
| { "vp90-2-14-resize-fp-tiles-2-8.webm", |
| "c2115cf051c62e0f7db1d4a783831541" }, |
| { "vp90-2-14-resize-fp-tiles-4-16.webm", |
| "c690d7e1719b31367564cac0af0939cb" }, |
| { "vp90-2-14-resize-fp-tiles-4-1.webm", |
| "a926020b2cc3e15ad4cc271853a0ff26" }, |
| { "vp90-2-14-resize-fp-tiles-4-2.webm", |
| "42699063d9e581f1993d0cf890c2be78" }, |
| { "vp90-2-14-resize-fp-tiles-4-8.webm", |
| "7f76d96036382f45121e3d5aa6f8ec52" }, |
| { "vp90-2-14-resize-fp-tiles-8-16.webm", |
| "76a43fcdd7e658542913ea43216ec55d" }, |
| { "vp90-2-14-resize-fp-tiles-8-1.webm", |
| "8e3fbe89486ca60a59299dea9da91378" }, |
| { "vp90-2-14-resize-fp-tiles-8-2.webm", |
| "ae96f21f21b6370cc0125621b441fc52" }, |
| { "vp90-2-14-resize-fp-tiles-8-4.webm", |
| "3eb4f24f10640d42218f7fd7b9fd30d4" }, |
| { nullptr, nullptr } |
| }; |
| |
| DecodeFiles(files); |
| } |
| |
| TEST(VP9DecodeMultiThreadedTest, NonFrameParallel) { |
| static const FileList files[] = { |
| { "vp90-2-08-tile_1x2.webm", "570b4a5d5a70d58b5359671668328a16" }, |
| { "vp90-2-08-tile_1x4.webm", "988d86049e884c66909d2d163a09841a" }, |
| { "vp90-2-08-tile_1x8.webm", "0941902a52e9092cb010905eab16364c" }, |
| { "vp90-2-08-tile-4x1.webm", "06505aade6647c583c8e00a2f582266f" }, |
| { "vp90-2-08-tile-4x4.webm", "85c2299892460d76e2c600502d52bfe2" }, |
| { nullptr, nullptr } |
| }; |
| |
| DecodeFiles(files); |
| } |
| #endif // CONFIG_WEBM_IO |
| |
| INSTANTIATE_TEST_SUITE_P(Synchronous, VPxWorkerThreadTest, ::testing::Bool()); |
| |
| } // namespace |