From 521dce5528013153d0cf4026fb076c2b82f3f4e7 Mon Sep 17 00:00:00 2001
From: evgeny <evgeny@adaptto.ru>
Date: Tue, 20 Oct 2026 00:21:21 +0200
Subject: [PATCH] Use verified Android encoder levels and expose negotiated
 frame rate

---
 .../src/main/java/com/utun/chat/data/CallVideoEngine.kt    | 4 +++-
 tools/chatgui/src/call_video_engine.cpp                    | 7 ++++---
 tools/chatgui/tests/test_call_video_encoder.cpp            | 7 +++++--
 3 files changed, 12 insertions(+), 6 deletions(-)

diff --git a/tools/chatgui-android/app/src/main/java/com/utun/chat/data/CallVideoEngine.kt b/tools/chatgui-android/app/src/main/java/com/utun/chat/data/CallVideoEngine.kt
index 67f3d2fe..79048b06 100644
--- a/tools/chatgui-android/app/src/main/java/com/utun/chat/data/CallVideoEngine.kt
+++ b/tools/chatgui-android/app/src/main/java/com/utun/chat/data/CallVideoEngine.kt
@@ -283,7 +283,9 @@ class CallVideoEngine(private val context: Context, private val id: Long) {
             val selected = CallVideoNative.choose(caps, peer, desired.array()) ?: continue
             var candidate: CallVideoCodec? = null
             try {
-                candidate = CallVideoCodec(CallVideoFormat.from(selected), bitrate, implementation.name)
+                val verified = CallVideoFormat.from(selected).let { it.copy(level = maxOf(it.level, implementation.level)) }
+                check(CallVideoNative.supported(caps, peer, verified.array())) { "Verified encoder level exceeds peer capabilities" }
+                candidate = CallVideoCodec(verified, bitrate, implementation.name)
                 candidate.prepare()
                 check(CallVideoNative.supported(caps, peer, candidate.format.array())) { "Actual encoder format exceeds peer capabilities" }
                 return candidate
diff --git a/tools/chatgui/src/call_video_engine.cpp b/tools/chatgui/src/call_video_engine.cpp
index d8b06d1c..05baa788 100644
--- a/tools/chatgui/src/call_video_engine.cpp
+++ b/tools/chatgui/src/call_video_engine.cpp
@@ -370,7 +370,8 @@ void CallVideoEngine::transmit() {
             }
             format = next; appliedRevision = revision; forceKey = true; request = 0;
             if (call_video_port_format(m->id, &format, encoder.bitrate()) < 0) break;
-            m->report(QString("%1 · %2×%3 · %4 kbit/s").arg(format.codec == 2 ? "H.265" : "H.264").arg(width).arg(height).arg(encoder.bitrate() / 1000));
+            m->report(QString("%1 · %2×%3 · %4 fps · %5 kbit/s").arg(format.codec == 2 ? "H.265" : "H.264")
+                .arg(width).arg(height).arg(format.fps).arg(encoder.bitrate() / 1000));
         }
         if (state.configured_generation != format.generation) { idle(); continue; }
         if (state.key_serial != keySerial) { keySerial = state.key_serial; forceKey = true; }
@@ -393,8 +394,8 @@ void CallVideoEngine::transmit() {
         encodeMax = std::max(encodeMax, nowUs() - encodeStarted);
         if (completion.request) {
             call_video_port_applied(m->id, completion.generation, completion.request, completion.bitrate);
-            m->report(QString("%1 · %2×%3 · %4 kbit/s").arg(format.codec == 2 ? "H.265" : "H.264")
-                .arg(format.width).arg(format.height).arg(encoder.bitrate() / 1000));
+            m->report(QString("%1 · %2×%3 · %4 fps · %5 kbit/s").arg(format.codec == 2 ? "H.265" : "H.264")
+                .arg(format.width).arg(format.height).arg(format.fps).arg(encoder.bitrate() / 1000));
         }
         if (!encoded) {
             m->report(encoder.error());
diff --git a/tools/chatgui/tests/test_call_video_encoder.cpp b/tools/chatgui/tests/test_call_video_encoder.cpp
index d96dd3ef..dbd8aad5 100644
--- a/tools/chatgui/tests/test_call_video_encoder.cpp
+++ b/tools/chatgui/tests/test_call_video_encoder.cpp
@@ -2,6 +2,7 @@
  * один decoder на весь поток, непрерывные capture PTS и измеренный bitrate. */
 #include <QtTest>
 #include <QScopeGuard>
+#include <QRegularExpression>
 #include <clocale>
 #include "../src/call_video_encoder.h"
 #include "../src/call_video_decoder.h"
@@ -144,10 +145,12 @@ private slots:
                 QVERIFY(!call_video_inspect_key(codec, reinterpret_cast<const uint8_t*>(bytes.constData()), bytes.size(), &actual));
                 call_video_frame f{}; f.call_id = 1; f.flags = CALL_VIDEO_KEY; f.size = f.length = bytes.size();
                 f.data = reinterpret_cast<const uint8_t*>(bytes.constData());
-                f.format = {1, (uint16_t)actual.width, (uint16_t)actual.height, 30, 0, (uint8_t)codec,
+                const auto rate = QRegularExpression(QStringLiteral("-fps(30|50|60)-")).match(name);
+                const unsigned fps = rate.hasMatch() ? rate.captured(1).toUInt() : 30;
+                f.format = {1, (uint16_t)actual.width, (uint16_t)actual.height, (uint16_t)fps, 0, (uint8_t)codec,
                     (uint8_t)actual.level, 4000000, (uint8_t)actual.profile};
                 CallVideoDecoder decoder(CallVideoDecoder::Backend::SoftwareOnly);
-                for (unsigned i = 0; i < 4; ++i) { f.frame_id = i + 1; f.pts_us = 1000000 + i * 33333;
+                for (unsigned i = 0; i < 8; ++i) { f.frame_id = i + 1; f.pts_us = 1000000 + i * 1000000ll / fps;
                     QImage image; call_video_frame output{};
                     QCOMPARE(decoder.submit(f), 1); QCOMPARE(decoder.receive(output, image), 1); QCOMPARE(output.pts_us, f.pts_us); }
                 DEBUG_INFO(DEBUG_CATEGORY_CALL, "hardware stream decoded file=%s", qPrintable(name));