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Initialize Android playback before handling its first media packet

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evgeny committed 2026-10-13 23:18:43 +02:00
1 parent acf374df4e
commit f3bc2909e1
1 file changed
+12 -10
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tools/chatgui-android/app/src/main/java/com/utun/chat/data/StreamPlayerEngine.kt
+12 -10
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@@ -74,6 +74,16 @@ class StreamPlayerEngine(private val group: Long, private val source: Long, priv
val info = MediaCodec.BufferInfo()
var clockState: LongArray? = null
fun observeStatus(meta: LongArray?) {
if (meta == null || meta[5] and 1 == 0L) return
ready = if (localPreview != null) meta[1] else meta[0]
if (playback != 0L) return
audioEnabled = localPreview == null && meta[5] and 2 != 0L
playback = NativeLib.streamPlaybackCreate(id, meta[3], audioEnabled)
check(playback != 0L); position = meta[3]; generation = meta[4]
LogManager.addLog("INFO", "stream", "playback starts id=$id PTS=$position generation=$generation fixedPrefill=0")
}
fun resetVideo() {
try { decoder?.stop(); decoder?.release() }
catch (e: Exception) { LogManager.addLog("WARN", "video", "decoder reset id=$id: ${e.message}") }
@@ -128,16 +138,7 @@ class StreamPlayerEngine(private val group: Long, private val source: Long, priv
check(NativeLib.streamOpen(id, group, source, audio = localPreview == null, epoch = epoch)) { "Viewer open refused" }
while (running && surface.isValid) {
check(NativeLib.isReady()) { "Core stopped" }
val meta = NativeLib.streamStatus(id)
if (meta != null && meta[5] and 1 != 0L) {
ready = if (localPreview != null) meta[1] else meta[0]
if (playback == 0L) {
audioEnabled = localPreview == null && meta[5] and 2 != 0L
playback = NativeLib.streamPlaybackCreate(id, meta[3], audioEnabled)
check(playback != 0L); position = meta[3]; generation = meta[4]
LogManager.addLog("INFO", "stream", "playback starts id=$id PTS=$position generation=$generation fixedPrefill=0")
}
}
observeStatus(NativeLib.streamStatus(id))
val now = System.nanoTime()
val played = playedFrames(now)
val deviceLead = (written - played).coerceAtLeast(0) * 1_000_000 / 48000
@@ -153,6 +154,7 @@ class StreamPlayerEngine(private val group: Long, private val source: Long, priv
val broadcastRotation = b.short.toInt() and 65535; val pts = b.long; val size = b.int
val revision = b.int.toLong() and 0xffffffffL
check(size == b.remaining())
if (kind in 1..2 && playback == 0L) observeStatus(NativeLib.streamStatus(id))
when (kind) {
1 -> {
val camera = localPreview?.camera(revision)