From 6e596f34a5b91c37238a7e7550f0c7712b8d02a7 Mon Sep 17 00:00:00 2001
From: evgeny <evgeny@adaptto.ru>
Date: Mon, 12 Oct 2026 22:18:04 +0200
Subject: [PATCH] Notify viewers when channels close and refresh resumed
 playback state

---
 src/stream/stream.c                       | 2 +-
 tools/chatgui/src/streamplayer_window.cpp | 5 +++--
 tools/chatgui/transport/stream_bridge.cpp | 2 +-
 3 files changed, 5 insertions(+), 4 deletions(-)

diff --git a/src/stream/stream.c b/src/stream/stream.c
index d6cd9729..e57f7c30 100644
--- a/src/stream/stream.c
+++ b/src/stream/stream.c
@@ -479,7 +479,7 @@ void stream_cancel_group(struct UTUN_INSTANCE *inst, uint64_t group_id) {
     struct stream_session *s = service->sessions;
     while (s) {
         struct stream_session *next = s->next;
-        if (!s->closing && s->descriptor.group_id == group_id) session_close(s, STREAM_CLOSE_GROUP, 1, 0);
+        if (!s->closing && s->descriptor.group_id == group_id) session_close(s, STREAM_CLOSE_GROUP, 1, 1);
         s = next;
     }
 }
diff --git a/tools/chatgui/src/streamplayer_window.cpp b/tools/chatgui/src/streamplayer_window.cpp
index fb46ac55..72a45244 100644
--- a/tools/chatgui/src/streamplayer_window.cpp
+++ b/tools/chatgui/src/streamplayer_window.cpp
@@ -141,8 +141,8 @@ void StreamPlayerWindow::tick() {
     }
     if (!image.isNull()) {
         m_render->setFrame(image);
+        m_status->setText(text("Live"));
         if (!p.shown++) {
-            m_status->setText(text("Live"));
             DEBUG_INFO(DEBUG_CATEGORY_STREAM, "desktop first frame id=%llu %dx%d", (unsigned long long)p.id, image.width(), image.height());
         }
         emit framePresented();
@@ -275,7 +275,8 @@ void StreamPlayerWindow::decode() {
                 frame->width, frame->height, AV_PIX_FMT_RGB24, SWS_BILINEAR, nullptr, nullptr, nullptr);
             QImage image(frame->width, frame->height, QImage::Format_RGB888);
             if (!converter || image.isNull()) { fail(text("Stream decoder allocation failed")); p.running = false; break; }
-            uint8_t* destination[] = {image.bits(), nullptr, nullptr, nullptr}; int strides[] = {image.bytesPerLine(), 0, 0, 0};
+            uint8_t* destination[] = {image.bits(), nullptr, nullptr, nullptr};
+            int strides[] = {static_cast<int>(image.bytesPerLine()), 0, 0, 0};
             if (sws_scale(converter, frame->data, frame->linesize, 0, frame->height, destination, strides) != frame->height) {
                 fail(text("Stream video conversion failed")); p.running = false; break;
             }
diff --git a/tools/chatgui/transport/stream_bridge.cpp b/tools/chatgui/transport/stream_bridge.cpp
index a6208eef..c08f98a8 100644
--- a/tools/chatgui/transport/stream_bridge.cpp
+++ b/tools/chatgui/transport/stream_bridge.cpp
@@ -155,7 +155,7 @@ bool gui_stream_attach(UTUN_INSTANCE* inst) {
 
 void gui_stream_detach(UTUN_INSTANCE* inst) {
     std::lock_guard<std::mutex> guard(bridge.lock);
-    if (bridge.inst != inst) return;
+    if (!inst || bridge.inst != inst) return;
     if (bridge.pending) uasync_cancel_post(inst->ua, bridge.pending);
     bridge.pending = nullptr; stream_set_event_callback(inst, nullptr, nullptr);
     if (bridge.viewer.id) closeViewer(StreamRecordKind::Closed, STREAM_CLOSE_SERVICE);