static void requestIdrFrame(void) {
long long payload[3];
if (ServerMajorVersion == 3) {
// Form the payload
payload[0] = 0;
payload[1] = 0xFFFFF;
payload[2] = 0;
// Send the reference frame invalidation request and read the response
if (!sendMessageAndDiscardReply(packetTypes[IDX_INVALIDATE_REF_FRAMES],
payloadLengths[IDX_INVALIDATE_REF_FRAMES], payload)) {
Limelog("Request IDR Frame: Transaction failed: %d\n", (int) LastSocketError());
ListenerCallbacks.connectionTerminated(LastSocketError());
return;
}
}
else {
// Send IDR frame request and read the response
if (!sendMessageAndDiscardReply(packetTypes[IDX_REQUEST_IDR_FRAME],
payloadLengths[IDX_REQUEST_IDR_FRAME], preconstructedPayloads[IDX_REQUEST_IDR_FRAME])) {
Limelog("Request IDR Frame: Transaction failed: %d\n", (int) LastSocketError());
ListenerCallbacks.connectionTerminated(LastSocketError());
return;
}
}
Limelog("IDR frame request sent\n");
}
static void requestInvalidateReferenceFrames(void) {
long long payload[3];
PQUEUED_FRAME_INVALIDATION_TUPLE qfit;
LC_ASSERT(VideoCallbacks.capabilities & CAPABILITY_REFERENCE_FRAME_INVALIDATION);
if (!getNextFrameInvalidationTuple(&qfit)) {
return;
}
LC_ASSERT(qfit->startFrame <= qfit->endFrame);
payload[0] = qfit->startFrame;
payload[1] = qfit->endFrame;
payload[2] = 0;
// Aggregate all lost frames into one range
do {
LC_ASSERT(qfit->endFrame >= payload[1]);
payload[1] = qfit->endFrame;
free(qfit);
} while (getNextFrameInvalidationTuple(&qfit));
// Send the reference frame invalidation request and read the response
if (!sendMessageAndDiscardReply(packetTypes[IDX_INVALIDATE_REF_FRAMES],
payloadLengths[IDX_INVALIDATE_REF_FRAMES], payload)) {
Limelog("Request Invaldiate Reference Frames: Transaction failed: %d\n", (int) LastSocketError());
ListenerCallbacks.connectionTerminated(LastSocketError());
return;
}
Limelog("Invalidate reference frame request sent\n");
}
/* Starts the control stream */
int startControlStream(void) {
int err;
ctlSock = connectTcpSocket(&RemoteAddr, RemoteAddrLen, 47995);
if (ctlSock == INVALID_SOCKET) {
return LastSocketFail();
}
enableNoDelay(ctlSock);
// Send START A
if (!sendMessageAndDiscardReply(packetTypes[IDX_START_A],
payloadLengths[IDX_START_A],
preconstructedPayloads[IDX_START_A])) {
Limelog("Start A failed: %d\n", (int)LastSocketError());
return LastSocketFail();
}
// Send START B
if (!sendMessageAndDiscardReply(packetTypes[IDX_START_B],
payloadLengths[IDX_START_B],
preconstructedPayloads[IDX_START_B])) {
Limelog("Start B failed: %d\n", (int)LastSocketError());
return LastSocketFail();
}
err = PltCreateThread(lossStatsThreadFunc, NULL, &lossStatsThread);
if (err != 0) {
return err;
}
err = PltCreateThread(resyncThreadFunc, NULL, &resyncThread);
if (err != 0) {
return err;
}
return 0;
}
static void resyncThreadFunc(void* context) {
long long payload[3];
while (!PltIsThreadInterrupted(&resyncThread)) {
// Wait for a resync request
PltWaitForEvent(&resyncEvent);
// Form the payload
payload[0] = 0;
payload[1] = 0xFFFFF;
payload[2] = 0;
// Done capturing the parameters
PltClearEvent(&resyncEvent);
// Send the resync request and read the response
if (!sendMessageAndDiscardReply(packetTypes[IDX_RESYNC], payloadLengths[IDX_RESYNC], payload)) {
Limelog("Resync: Transaction failed: %d\n", (int)LastSocketError());
ListenerCallbacks.connectionTerminated(LastSocketError());
return;
}
Limelog("Resync complete\n");
}
}
