Показывать этапы первого долгого кадра в интервале

tools/chatgui/src/live_video_encoder.cpp

@@ -21,6 +21,7 @@ struct LiveVideoEncoder::Impl {
     int64_t submittedFrames = 0;
     QElapsedTimer reportTimer;
     unsigned inputs = 0, outputs = 0, keys = 0;
+    bool slowReported = false;
     qint64 prepareMax = 0, submitMax = 0, drainMax = 0, keyMax = 0, deltaMax = 0;
 #ifdef HAVE_FFMPEG
     AVCodecContext* codec = nullptr;
@@ -374,6 +375,14 @@ bool LiveVideoEncoder::encode(const QImage& image, uint64_t pts, bool key, QList
         m->drainMax = std::max(m->drainMax, totalUs - submittedUs);
         auto& frameMax = producedKey ? m->keyMax : m->deltaMax;
         frameMax = std::max(frameMax, totalUs);
+        if (totalUs > 100000 && !m->slowReported) {
+            DEBUG_WARN(DEBUG_CATEGORY_DEBUG,
+                "video encoder slow frame name=%s size=%dx%d pts=%llu key=%d requested_key=%d "
+                "total_us=%lld prepare_us=%lld submit_us=%lld drain_us=%lld",
+                qPrintable(m->name), m->config.width, m->config.height, (unsigned long long)pts, producedKey, key,
+                (long long)totalUs, (long long)preparedUs, (long long)(submittedUs - preparedUs), (long long)(totalUs - submittedUs));
+            m->slowReported = true;
+        }
         if (m->reportTimer.elapsed() >= 1000) {
             DEBUG_DEBUG(DEBUG_CATEGORY_DEBUG,
                 "video encoder flow name=%s size=%dx%d bitrate=%d interval_us=%lld inputs=%u outputs=%u keys=%u "
@@ -383,6 +392,7 @@ bool LiveVideoEncoder::encode(const QImage& image, uint64_t pts, bool key, QList
                 (long long)m->prepareMax, (long long)m->submitMax, (long long)m->drainMax,
                 (long long)m->keyMax, (long long)m->deltaMax, (unsigned long long)pts);
             m->reportTimer.restart(); m->inputs = m->outputs = m->keys = 0;
+            m->slowReported = false;
             m->prepareMax = m->submitMax = m->drainMax = m->keyMax = m->deltaMax = 0;
         }
         if (key && output.isEmpty()) DEBUG_DEBUG(DEBUG_CATEGORY_VIDEO, "desktop requested KEY buffered name=%s PTS=%llu",