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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 19:33:14 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 19:33:14 +0000
commit36d22d82aa202bb199967e9512281e9a53db42c9 (patch)
tree105e8c98ddea1c1e4784a60a5a6410fa416be2de /third_party/libwebrtc/moz-patch-stack/0020.patch
parentInitial commit. (diff)
downloadfirefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.tar.xz
firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.zip
Adding upstream version 115.7.0esr.upstream/115.7.0esr
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'third_party/libwebrtc/moz-patch-stack/0020.patch')
-rw-r--r--third_party/libwebrtc/moz-patch-stack/0020.patch96
1 files changed, 96 insertions, 0 deletions
diff --git a/third_party/libwebrtc/moz-patch-stack/0020.patch b/third_party/libwebrtc/moz-patch-stack/0020.patch
new file mode 100644
index 0000000000..72b949b3c1
--- /dev/null
+++ b/third_party/libwebrtc/moz-patch-stack/0020.patch
@@ -0,0 +1,96 @@
+From: Dan Minor <dminor@mozilla.com>
+Date: Tue, 17 Sep 2019 06:47:00 +0000
+Subject: Bug 1581193 - Fix devicechange event on Windows; r=achronop
+
+This restores the code for generating devicechange events that was
+accidentally removed as part of updating the Windows video capture code
+in Bug 1552755.
+
+Differential Revision: https://phabricator.services.mozilla.com/D46033
+Mercurial Revision: https://hg.mozilla.org/mozilla-central/rev/840c4edafa021eeac6a7e6ae0e828d0adcfea92e
+---
+ .../video_capture/windows/device_info_ds.cc | 39 +++++++++++++++++++
+ .../video_capture/windows/device_info_ds.h | 3 ++
+ 2 files changed, 42 insertions(+)
+
+diff --git a/modules/video_capture/windows/device_info_ds.cc b/modules/video_capture/windows/device_info_ds.cc
+index fb8d55137f..8543dce746 100644
+--- a/modules/video_capture/windows/device_info_ds.cc
++++ b/modules/video_capture/windows/device_info_ds.cc
+@@ -20,6 +20,29 @@
+ namespace webrtc {
+ namespace videocapturemodule {
+
++LRESULT CALLBACK WndProc(HWND hWnd, UINT uiMsg, WPARAM wParam, LPARAM lParam)
++{
++ DeviceInfoDS* pParent;
++ if (uiMsg == WM_CREATE)
++ {
++ pParent = (DeviceInfoDS*)((LPCREATESTRUCT)lParam)->lpCreateParams;
++ SetWindowLongPtr(hWnd, GWLP_USERDATA, (LONG_PTR)pParent);
++ }
++ else if (uiMsg == WM_DESTROY)
++ {
++ SetWindowLongPtr(hWnd, GWLP_USERDATA, NULL);
++ }
++ else if (uiMsg == WM_DEVICECHANGE)
++ {
++ pParent = (DeviceInfoDS*)GetWindowLongPtr(hWnd, GWLP_USERDATA);
++ if (pParent)
++ {
++ pParent->DeviceChange();
++ }
++ }
++ return DefWindowProc(hWnd, uiMsg, wParam, lParam);
++}
++
+ // static
+ DeviceInfoDS* DeviceInfoDS::Create() {
+ DeviceInfoDS* dsInfo = new DeviceInfoDS();
+@@ -77,6 +100,18 @@ DeviceInfoDS::DeviceInfoDS()
+ << rtc::ToHex(hr);
+ }
+ }
++
++ _hInstance = reinterpret_cast<HINSTANCE>(GetModuleHandle(NULL));
++ _wndClass = {0};
++ _wndClass.lpfnWndProc = &WndProc;
++ _wndClass.lpszClassName = TEXT("DeviceInfoDS");
++ _wndClass.hInstance = _hInstance;
++
++ if (RegisterClass(&_wndClass)) {
++ _hwnd = CreateWindow(_wndClass.lpszClassName, NULL, 0, CW_USEDEFAULT,
++ CW_USEDEFAULT, CW_USEDEFAULT, CW_USEDEFAULT, NULL,
++ NULL, _hInstance, this);
++ }
+ }
+
+ DeviceInfoDS::~DeviceInfoDS() {
+@@ -85,6 +120,10 @@ DeviceInfoDS::~DeviceInfoDS() {
+ if (_CoUninitializeIsRequired) {
+ CoUninitialize();
+ }
++ if (_hwnd != NULL) {
++ DestroyWindow(_hwnd);
++ }
++ UnregisterClass(_wndClass.lpszClassName, _hInstance);
+ }
+
+ int32_t DeviceInfoDS::Init() {
+diff --git a/modules/video_capture/windows/device_info_ds.h b/modules/video_capture/windows/device_info_ds.h
+index 1b52645cde..dc7b9b1a24 100644
+--- a/modules/video_capture/windows/device_info_ds.h
++++ b/modules/video_capture/windows/device_info_ds.h
+@@ -93,6 +93,9 @@ class DeviceInfoDS : public DeviceInfoImpl {
+ IEnumMoniker* _dsMonikerDevEnum;
+ bool _CoUninitializeIsRequired;
+ std::vector<VideoCaptureCapabilityWindows> _captureCapabilitiesWindows;
++ HWND _hwnd;
++ WNDCLASS _wndClass;
++ HINSTANCE _hInstance;
+ };
+ } // namespace videocapturemodule
+ } // namespace webrtc
+--
+2.34.1
+