e21745a78b
We will not always initialize PipeWire stream when we fail early and in such case we will end up cleaning VideoCaptureModulePipeWire instance where we will attempt to free it even when it is not initialized. Bug: chromium:1457131 Change-Id: Id78310485aa5ae5d72c2d0d753dd5318b1b673ef Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/311261 Reviewed-by: Ilya Nikolaevskiy <ilnik@webrtc.org> Commit-Queue: Jan Grulich <grulja@gmail.com> Cr-Commit-Position: refs/heads/main@{#40390}
60 lines
2.3 KiB
C++
60 lines
2.3 KiB
C++
/*
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* Copyright (c) 2022 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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#ifndef MODULES_VIDEO_CAPTURE_LINUX_VIDEO_CAPTURE_PIPEWIRE_H_
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#define MODULES_VIDEO_CAPTURE_LINUX_VIDEO_CAPTURE_PIPEWIRE_H_
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#include "modules/video_capture/linux/pipewire_session.h"
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#include "modules/video_capture/video_capture_defines.h"
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#include "modules/video_capture/video_capture_impl.h"
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namespace webrtc {
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namespace videocapturemodule {
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class VideoCaptureModulePipeWire : public VideoCaptureImpl {
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public:
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explicit VideoCaptureModulePipeWire(VideoCaptureOptions* options);
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~VideoCaptureModulePipeWire() override;
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int32_t Init(const char* deviceUniqueId);
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int32_t StartCapture(const VideoCaptureCapability& capability) override;
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int32_t StopCapture() override;
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bool CaptureStarted() override;
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int32_t CaptureSettings(VideoCaptureCapability& settings) override;
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static VideoType PipeWireRawFormatToVideoType(uint32_t format);
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private:
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static void OnStreamParamChanged(void* data,
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uint32_t id,
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const struct spa_pod* format);
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static void OnStreamStateChanged(void* data,
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pw_stream_state old_state,
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pw_stream_state state,
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const char* error_message);
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static void OnStreamProcess(void* data);
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void OnFormatChanged(const struct spa_pod* format);
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void ProcessBuffers();
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const rtc::scoped_refptr<PipeWireSession> session_
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RTC_GUARDED_BY(capture_checker_);
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int node_id_ RTC_GUARDED_BY(capture_checker_);
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VideoCaptureCapability configured_capability_
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RTC_GUARDED_BY(capture_checker_);
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bool started_ RTC_GUARDED_BY(api_lock_);
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struct pw_stream* stream_ RTC_GUARDED_BY(capture_checker_) = nullptr;
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struct spa_hook stream_listener_ RTC_GUARDED_BY(capture_checker_);
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};
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} // namespace videocapturemodule
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} // namespace webrtc
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#endif // MODULES_VIDEO_CAPTURE_LINUX_VIDEO_CAPTURE_PIPEWIRE_H_
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