Preserve legacy timestamp waits and validate actual surface acknowledgements

tools/chatgui-android/app/src/main/java/com/utun/chat/ui/screens/CallVideoPanel.kt

@@ -268,7 +268,8 @@ private class CallVideoTexture(context: Context, private val video: CallVideoEng
         val now = System.nanoTime(); commits++
         if (updateAt != 0L) { commitMaxUs = maxOf(commitMaxUs, (now - updateAt) / 1000); updateAt = 0 }
         // Если timestamp ещё старый, новое TextureView update само назначит draw/commit.
-        video.presented(surface, texture.timestamp / 1000)
+        val matched = video.presented(surface, texture.timestamp / 1000)
+        if (!matched && (Build.VERSION.SDK_INT < 29 || !isHardwareAccelerated)) postOnAnimation { consumed(texture, surface) }
         if (reportAt == 0L) reportAt = now
         if (now - reportAt >= 1_000_000_000) {
             LogManager.addLog("DEBUG", "call", "video surface intervalMs=${(now - reportAt) / 1_000_000} " +