Use measured media tempo for sequential Android video playout

tools/chatgui-android/app/src/main/java/com/utun/chat/data/CallVideoNative.kt

@@ -17,7 +17,7 @@ internal object CallVideoNative {
     external fun playoutReset(handle: Long)
     /** >0: ждать микросекунды; 0: показать; <0: пропустить только показ. */
     external fun playoutStep(handle: Long, pts: Long, received: Long, nextPts: Long, nextReceived: Long,
-        now: Long, valid: Boolean, audio: Long): Long
+        now: Long): Long
     external fun requestKey(id: Long)
     external fun range(id: Long, minimum: Int, maximum: Int): Boolean
     external fun inspect(codec: Int, bytes: ByteArray): LongArray?

tools/chatgui-android/app/src/main/java/com/utun/chat/data/CallVideoPlayer.kt

@@ -57,7 +57,7 @@ internal class CallVideoPlayer(private val id: Long, private val failure: (Strin
                         pending = null; displayed.value = null; CallVideoNative.requestKey(id)
                         LogManager.addLog("INFO", "call", "video output attached=${surface != null} call=$id")
                     }
-                    // Два готовых output нужны для пропуска старого показа после паузы CPU, не для дополнительного запаса.
+                    // Малый output lookahead; основной долг остаётся в encoded FIFO.
                     while (decoder != null && pictures.size < 2 && !endSeen) {
                         val out = decoder!!.dequeueOutputBuffer(info, 0)
                         if (out >= 0) {
@@ -82,7 +82,7 @@ internal class CallVideoPlayer(private val id: Long, private val failure: (Strin
                     val valid = NativeLib.callAudioClock(id, now / 1000, clock) && clock[5] != 0L
                     val first = pictures.peekFirst(); val nextPicture = if (pictures.size > 1) pictures.peekLast() else null
                     val decision = CallVideoNative.playoutStep(playout, first?.timing?.pts ?: -1, first?.timing?.received ?: 0,
-                        nextPicture?.timing?.pts ?: -1, nextPicture?.timing?.received ?: 0, now / 1000, valid, clock[4])
+                        nextPicture?.timing?.pts ?: -1, nextPicture?.timing?.received ?: 0, now / 1000)
                     if (decision > 0) wakeUs = now / 1000 + decision
                     else if (first != null) {
                         val render = decision == 0L