From c22d76e5be193aa530bd214942adf30655d0de5f Mon Sep 17 00:00:00 2001
From: John Preston <johnprestonmail@gmail.com>
Date: Tue, 21 Jan 2025 11:25:37 +0400
Subject: [PATCH] Show only channel userpic in RTMP livestreams.

---
 .../view/history_view_group_call_bar.cpp        | 17 +++++++++++++++--
 1 file changed, 15 insertions(+), 2 deletions(-)

diff --git a/Telegram/SourceFiles/history/view/history_view_group_call_bar.cpp b/Telegram/SourceFiles/history/view/history_view_group_call_bar.cpp
index c460ab1e0..68d952d86 100644
--- a/Telegram/SourceFiles/history/view/history_view_group_call_bar.cpp
+++ b/Telegram/SourceFiles/history/view/history_view_group_call_bar.cpp
@@ -85,19 +85,29 @@ rpl::producer<Ui::GroupCallBarContent> GroupCallBarContentByCall(
 		return (~uint64(0)) - result; // sorting with less(), so invert.
 	};
 
+	static const auto RtmpCallTopBarParticipants = [](
+			not_null<Data::GroupCall*> call) {
+		using Participant = Data::GroupCallParticipant;
+		return std::vector<Participant>{ Participant{
+			.peer = call->peer(),
+		} };
+	};
+
 	constexpr auto kLimit = 3;
 	static const auto FillMissingUserpics = [](
 			not_null<State*> state,
 			not_null<Data::GroupCall*> call) {
 		const auto already = int(state->userpics.size());
-		const auto &participants = call->participants();
+		const auto &participants = call->rtmp()
+			? RtmpCallTopBarParticipants(call)
+			: call->participants();
 		if (already >= kLimit || participants.size() <= already) {
 			return false;
 		}
 		std::array<const Data::GroupCallParticipant*, kLimit> adding{
 			{ nullptr }
 		};
-		for (const auto &participant : call->participants()) {
+		for (const auto &participant : participants) {
 			const auto alreadyInList = ranges::contains(
 				state->userpics,
 				participant.peer,
@@ -186,6 +196,9 @@ rpl::producer<Ui::GroupCallBarContent> GroupCallBarContentByCall(
 			int userpicSize) {
 		Expects(state->userpics.size() <= kLimit);
 
+		if (call->rtmp()) {
+			return false;
+		}
 		const auto &participants = call->participants();
 		auto i = begin(state->userpics);