99 lines
2.7 KiB
C++
99 lines
2.7 KiB
C++
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/*
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* Copyright (c) 2013 The WebRTC project authors. All Rights Reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#include "test/vcm_capturer.h"
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#include <stdint.h>
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#include <memory>
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#include "modules/video_capture/video_capture_factory.h"
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#include "rtc_base/checks.h"
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#include "rtc_base/logging.h"
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namespace webrtc {
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namespace test {
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VcmCapturer::VcmCapturer() : vcm_(nullptr) {}
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bool VcmCapturer::Init(size_t width,
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size_t height,
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size_t target_fps,
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size_t capture_device_index) {
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std::unique_ptr<VideoCaptureModule::DeviceInfo> device_info(
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VideoCaptureFactory::CreateDeviceInfo());
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char device_name[256];
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char unique_name[256];
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if (device_info->GetDeviceName(static_cast<uint32_t>(capture_device_index),
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device_name, sizeof(device_name), unique_name,
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sizeof(unique_name)) != 0) {
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Destroy();
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return false;
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}
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vcm_ = webrtc::VideoCaptureFactory::Create(unique_name);
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if (!vcm_) {
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return false;
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}
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vcm_->RegisterCaptureDataCallback(this);
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device_info->GetCapability(vcm_->CurrentDeviceName(), 0, capability_);
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capability_.width = static_cast<int32_t>(width);
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capability_.height = static_cast<int32_t>(height);
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capability_.maxFPS = static_cast<int32_t>(target_fps);
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capability_.videoType = VideoType::kI420;
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if (vcm_->StartCapture(capability_) != 0) {
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Destroy();
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return false;
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}
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RTC_CHECK(vcm_->CaptureStarted());
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return true;
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}
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VcmCapturer* VcmCapturer::Create(size_t width,
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size_t height,
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size_t target_fps,
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size_t capture_device_index) {
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std::unique_ptr<VcmCapturer> vcm_capturer(new VcmCapturer());
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if (!vcm_capturer->Init(width, height, target_fps, capture_device_index)) {
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RTC_LOG(LS_WARNING) << "Failed to create VcmCapturer(w = " << width
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<< ", h = " << height << ", fps = " << target_fps
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<< ")";
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return nullptr;
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}
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return vcm_capturer.release();
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}
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void VcmCapturer::Destroy() {
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if (!vcm_)
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return;
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vcm_->StopCapture();
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vcm_->DeRegisterCaptureDataCallback();
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// Release reference to VCM.
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vcm_ = nullptr;
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}
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VcmCapturer::~VcmCapturer() {
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Destroy();
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}
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void VcmCapturer::OnFrame(const VideoFrame& frame) {
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TestVideoCapturer::OnFrame(frame);
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}
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} // namespace test
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} // namespace webrtc
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