Adding upstream version 1:115.7.0.upstream/1%115.7.0upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 158 insertions, 0 deletions

diff --git a/third_party/libwebrtc/test/video_encoder_proxy_factory.h b/third_party/libwebrtc/test/video_encoder_proxy_factory.h
new file mode 100644
index 0000000000..cc485e993a
--- /dev/null
+++ b/third_party/libwebrtc/test/video_encoder_proxy_factory.h
@@ -0,0 +1,158 @@
+/*
+ *  Copyright (c) 2018 The WebRTC 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.
+ */
+
+#ifndef TEST_VIDEO_ENCODER_PROXY_FACTORY_H_
+#define TEST_VIDEO_ENCODER_PROXY_FACTORY_H_
+
+#include <memory>
+#include <vector>
+
+#include "api/video_codecs/video_encoder.h"
+#include "api/video_codecs/video_encoder_factory.h"
+
+namespace webrtc {
+namespace test {
+
+namespace {
+const VideoEncoder::Capabilities kCapabilities(false);
+}
+
+// An encoder factory with a single underlying VideoEncoder object,
+// intended for test purposes. Each call to CreateVideoEncoder returns
+// a proxy for the same encoder, typically an instance of FakeEncoder.
+class VideoEncoderProxyFactory : public VideoEncoderFactory {
+ public:
+  explicit VideoEncoderProxyFactory(VideoEncoder* encoder)
+      : VideoEncoderProxyFactory(encoder, nullptr) {}
+
+  explicit VideoEncoderProxyFactory(VideoEncoder* encoder,
+                                    EncoderSelectorInterface* encoder_selector)
+      : encoder_(encoder),
+        encoder_selector_(encoder_selector),
+        num_simultaneous_encoder_instances_(0),
+        max_num_simultaneous_encoder_instances_(0) {
+  }
+
+  // Unused by tests.
+  std::vector<SdpVideoFormat> GetSupportedFormats() const override {
+    RTC_DCHECK_NOTREACHED();
+    return {};
+  }
+
+  std::unique_ptr<VideoEncoder> CreateVideoEncoder(
+      const SdpVideoFormat& format) override {
+    ++num_simultaneous_encoder_instances_;
+    max_num_simultaneous_encoder_instances_ =
+        std::max(max_num_simultaneous_encoder_instances_,
+                 num_simultaneous_encoder_instances_);
+    return std::make_unique<EncoderProxy>(encoder_, this);
+  }
+
+  std::unique_ptr<EncoderSelectorInterface> GetEncoderSelector()
+      const override {
+    if (encoder_selector_ != nullptr) {
+      return std::make_unique<EncoderSelectorProxy>(encoder_selector_);
+    }
+
+    return nullptr;
+  }
+
+  int GetMaxNumberOfSimultaneousEncoderInstances() {
+    return max_num_simultaneous_encoder_instances_;
+  }
+
+ protected:
+  void OnDestroyVideoEncoder() {
+    RTC_CHECK_GT(num_simultaneous_encoder_instances_, 0);
+    --num_simultaneous_encoder_instances_;
+  }
+
+  // Wrapper class, since CreateVideoEncoder needs to surrender
+  // ownership to the object it returns.
+  class EncoderProxy final : public VideoEncoder {
+   public:
+    explicit EncoderProxy(VideoEncoder* encoder,
+                          VideoEncoderProxyFactory* encoder_factory)
+        : encoder_(encoder), encoder_factory_(encoder_factory) {}
+    ~EncoderProxy() { encoder_factory_->OnDestroyVideoEncoder(); }
+
+   private:
+    void SetFecControllerOverride(
+        FecControllerOverride* fec_controller_override) override {
+      encoder_->SetFecControllerOverride(fec_controller_override);
+    }
+
+    int32_t Encode(const VideoFrame& input_image,
+                   const std::vector<VideoFrameType>* frame_types) override {
+      return encoder_->Encode(input_image, frame_types);
+    }
+
+    int32_t InitEncode(const VideoCodec* config,
+                       const Settings& settings) override {
+      return encoder_->InitEncode(config, settings);
+    }
+
+    int32_t RegisterEncodeCompleteCallback(
+        EncodedImageCallback* callback) override {
+      return encoder_->RegisterEncodeCompleteCallback(callback);
+    }
+
+    int32_t Release() override { return encoder_->Release(); }
+
+    void SetRates(const RateControlParameters& parameters) override {
+      encoder_->SetRates(parameters);
+    }
+
+    VideoEncoder::EncoderInfo GetEncoderInfo() const override {
+      return encoder_->GetEncoderInfo();
+    }
+
+    VideoEncoder* const encoder_;
+    VideoEncoderProxyFactory* const encoder_factory_;
+  };
+
+  class EncoderSelectorProxy final : public EncoderSelectorInterface {
+   public:
+    explicit EncoderSelectorProxy(EncoderSelectorInterface* encoder_selector)
+        : encoder_selector_(encoder_selector) {}
+
+    void OnCurrentEncoder(const SdpVideoFormat& format) override {
+      encoder_selector_->OnCurrentEncoder(format);
+    }
+
+    absl::optional<SdpVideoFormat> OnAvailableBitrate(
+        const DataRate& rate) override {
+      return encoder_selector_->OnAvailableBitrate(rate);
+    }
+
+    absl::optional<SdpVideoFormat> OnResolutionChange(
+        const RenderResolution& resolution) override {
+      return encoder_selector_->OnResolutionChange(resolution);
+    }
+
+    absl::optional<SdpVideoFormat> OnEncoderBroken() override {
+      return encoder_selector_->OnEncoderBroken();
+    }
+
+   private:
+    EncoderSelectorInterface* const encoder_selector_;
+  };
+
+  VideoEncoder* const encoder_;
+  EncoderSelectorInterface* const encoder_selector_;
+
+  int num_simultaneous_encoder_instances_;
+  int max_num_simultaneous_encoder_instances_;
+};
+
+}  // namespace test
+}  // namespace webrtc
+
+#endif  // TEST_VIDEO_ENCODER_PROXY_FACTORY_H_