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-rw-r--r--third_party/libwebrtc/test/vcm_capturer.cc98
1 files changed, 98 insertions, 0 deletions
diff --git a/third_party/libwebrtc/test/vcm_capturer.cc b/third_party/libwebrtc/test/vcm_capturer.cc
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+++ b/third_party/libwebrtc/test/vcm_capturer.cc
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+/*
+ * Copyright (c) 2013 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.
+ */
+
+#include "test/vcm_capturer.h"
+
+#include <stdint.h>
+
+#include <memory>
+
+#include "modules/video_capture/video_capture_factory.h"
+#include "rtc_base/checks.h"
+#include "rtc_base/logging.h"
+
+namespace webrtc {
+namespace test {
+
+VcmCapturer::VcmCapturer() : vcm_(nullptr) {}
+
+bool VcmCapturer::Init(size_t width,
+ size_t height,
+ size_t target_fps,
+ size_t capture_device_index) {
+ std::unique_ptr<VideoCaptureModule::DeviceInfo> device_info(
+ VideoCaptureFactory::CreateDeviceInfo());
+
+ char device_name[256];
+ char unique_name[256];
+ if (device_info->GetDeviceName(static_cast<uint32_t>(capture_device_index),
+ device_name, sizeof(device_name), unique_name,
+ sizeof(unique_name)) != 0) {
+ Destroy();
+ return false;
+ }
+
+ vcm_ = webrtc::VideoCaptureFactory::Create(unique_name);
+ if (!vcm_) {
+ return false;
+ }
+ vcm_->RegisterCaptureDataCallback(this);
+
+ device_info->GetCapability(vcm_->CurrentDeviceName(), 0, capability_);
+
+ capability_.width = static_cast<int32_t>(width);
+ capability_.height = static_cast<int32_t>(height);
+ capability_.maxFPS = static_cast<int32_t>(target_fps);
+ capability_.videoType = VideoType::kI420;
+
+ if (vcm_->StartCapture(capability_) != 0) {
+ Destroy();
+ return false;
+ }
+
+ RTC_CHECK(vcm_->CaptureStarted());
+
+ return true;
+}
+
+VcmCapturer* VcmCapturer::Create(size_t width,
+ size_t height,
+ size_t target_fps,
+ size_t capture_device_index) {
+ std::unique_ptr<VcmCapturer> vcm_capturer(new VcmCapturer());
+ if (!vcm_capturer->Init(width, height, target_fps, capture_device_index)) {
+ RTC_LOG(LS_WARNING) << "Failed to create VcmCapturer(w = " << width
+ << ", h = " << height << ", fps = " << target_fps
+ << ")";
+ return nullptr;
+ }
+ return vcm_capturer.release();
+}
+
+void VcmCapturer::Destroy() {
+ if (!vcm_)
+ return;
+
+ vcm_->StopCapture();
+ vcm_->DeRegisterCaptureDataCallback(this);
+ // Release reference to VCM.
+ vcm_ = nullptr;
+}
+
+VcmCapturer::~VcmCapturer() {
+ Destroy();
+}
+
+void VcmCapturer::OnFrame(const VideoFrame& frame) {
+ TestVideoCapturer::OnFrame(frame);
+}
+
+} // namespace test
+} // namespace webrtc