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-rw-r--r--media/libstagefright/wifi-display/udptest.cpp283
1 files changed, 2 insertions, 281 deletions
diff --git a/media/libstagefright/wifi-display/udptest.cpp b/media/libstagefright/wifi-display/udptest.cpp
index 86437e0..111846d 100644
--- a/media/libstagefright/wifi-display/udptest.cpp
+++ b/media/libstagefright/wifi-display/udptest.cpp
@@ -19,292 +19,13 @@
#include <utils/Log.h>
#include "ANetworkSession.h"
+#include "TimeSyncer.h"
#include <binder/ProcessState.h>
-#include <media/stagefright/foundation/ABuffer.h>
-#include <media/stagefright/foundation/ADebug.h>
-#include <media/stagefright/foundation/AHandler.h>
-#include <media/stagefright/foundation/ALooper.h>
#include <media/stagefright/foundation/AMessage.h>
-#include <media/stagefright/Utils.h>
namespace android {
-struct TestHandler : public AHandler {
- TestHandler(const sp<ANetworkSession> &netSession);
-
- void startServer(unsigned localPort);
- void startClient(const char *remoteHost, unsigned remotePort);
-
-protected:
- virtual ~TestHandler();
-
- virtual void onMessageReceived(const sp<AMessage> &msg);
-
-private:
- enum {
- kWhatStartServer,
- kWhatStartClient,
- kWhatUDPNotify,
- kWhatSendPacket,
- kWhatTimedOut,
- };
-
- struct TimeInfo {
- int64_t mT1; // client timestamp at send
- int64_t mT2; // server timestamp at receive
- int64_t mT3; // server timestamp at send
- int64_t mT4; // client timestamp at receive
- };
-
- static const int64_t kTimeoutDelayUs = 1000000ll;
-
- sp<ANetworkSession> mNetSession;
-
- bool mIsServer;
- bool mConnected;
- int32_t mUDPSession;
- uint32_t mSeqNo;
- double mTotalTimeUs;
- int32_t mCount;
- int64_t mSumOffsets;
-
- int64_t mPendingT1;
- int32_t mTimeoutGeneration;
-
- void postSendPacket(int64_t delayUs = 0ll);
-
- void postTimeout();
- void cancelTimeout();
-
- DISALLOW_EVIL_CONSTRUCTORS(TestHandler);
-};
-
-TestHandler::TestHandler(const sp<ANetworkSession> &netSession)
- : mNetSession(netSession),
- mIsServer(false),
- mConnected(false),
- mUDPSession(0),
- mSeqNo(0),
- mTotalTimeUs(0.0),
- mCount(0),
- mSumOffsets(0ll),
- mPendingT1(0ll),
- mTimeoutGeneration(0) {
-}
-
-TestHandler::~TestHandler() {
-}
-
-void TestHandler::startServer(unsigned localPort) {
- sp<AMessage> msg = new AMessage(kWhatStartServer, id());
- msg->setInt32("localPort", localPort);
- msg->post();
-}
-
-void TestHandler::startClient(const char *remoteHost, unsigned remotePort) {
- sp<AMessage> msg = new AMessage(kWhatStartClient, id());
- msg->setString("remoteHost", remoteHost);
- msg->setInt32("remotePort", remotePort);
- msg->post();
-}
-
-void TestHandler::onMessageReceived(const sp<AMessage> &msg) {
- switch (msg->what()) {
- case kWhatStartClient:
- {
- AString remoteHost;
- CHECK(msg->findString("remoteHost", &remoteHost));
-
- int32_t remotePort;
- CHECK(msg->findInt32("remotePort", &remotePort));
-
- sp<AMessage> notify = new AMessage(kWhatUDPNotify, id());
-
- CHECK_EQ((status_t)OK,
- mNetSession->createUDPSession(
- 0 /* localPort */,
- remoteHost.c_str(),
- remotePort,
- notify,
- &mUDPSession));
-
- postSendPacket();
- break;
- }
-
- case kWhatStartServer:
- {
- mIsServer = true;
-
- int32_t localPort;
- CHECK(msg->findInt32("localPort", &localPort));
-
- sp<AMessage> notify = new AMessage(kWhatUDPNotify, id());
-
- CHECK_EQ((status_t)OK,
- mNetSession->createUDPSession(
- localPort, notify, &mUDPSession));
-
- break;
- }
-
- case kWhatSendPacket:
- {
- TimeInfo ti;
- memset(&ti, 0, sizeof(ti));
-
- ti.mT1 = ALooper::GetNowUs();
-
- CHECK_EQ((status_t)OK,
- mNetSession->sendRequest(
- mUDPSession, &ti, sizeof(ti)));
-
- mPendingT1 = ti.mT1;
- postTimeout();
- break;
- }
-
- case kWhatTimedOut:
- {
- int32_t generation;
- CHECK(msg->findInt32("generation", &generation));
-
- if (generation != mTimeoutGeneration) {
- break;
- }
-
- ALOGI("timed out, sending another request");
- postSendPacket();
- break;
- }
-
- case kWhatUDPNotify:
- {
- int32_t reason;
- CHECK(msg->findInt32("reason", &reason));
-
- switch (reason) {
- case ANetworkSession::kWhatError:
- {
- int32_t sessionID;
- CHECK(msg->findInt32("sessionID", &sessionID));
-
- int32_t err;
- CHECK(msg->findInt32("err", &err));
-
- AString detail;
- CHECK(msg->findString("detail", &detail));
-
- ALOGE("An error occurred in session %d (%d, '%s/%s').",
- sessionID,
- err,
- detail.c_str(),
- strerror(-err));
-
- mNetSession->destroySession(sessionID);
-
- cancelTimeout();
- looper()->stop();
- break;
- }
-
- case ANetworkSession::kWhatDatagram:
- {
- int32_t sessionID;
- CHECK(msg->findInt32("sessionID", &sessionID));
-
- sp<ABuffer> packet;
- CHECK(msg->findBuffer("data", &packet));
-
- int64_t arrivalTimeUs;
- CHECK(packet->meta()->findInt64(
- "arrivalTimeUs", &arrivalTimeUs));
-
- CHECK_EQ(packet->size(), sizeof(TimeInfo));
-
- TimeInfo *ti = (TimeInfo *)packet->data();
-
- if (mIsServer) {
- if (!mConnected) {
- AString fromAddr;
- CHECK(msg->findString("fromAddr", &fromAddr));
-
- int32_t fromPort;
- CHECK(msg->findInt32("fromPort", &fromPort));
-
- CHECK_EQ((status_t)OK,
- mNetSession->connectUDPSession(
- mUDPSession, fromAddr.c_str(), fromPort));
-
- mConnected = true;
- }
-
- ti->mT2 = arrivalTimeUs;
- ti->mT3 = ALooper::GetNowUs();
-
- CHECK_EQ((status_t)OK,
- mNetSession->sendRequest(
- mUDPSession, ti, sizeof(*ti)));
- } else {
- if (ti->mT1 != mPendingT1) {
- break;
- }
-
- cancelTimeout();
- mPendingT1 = 0;
-
- ti->mT4 = arrivalTimeUs;
-
- // One way delay for a packet to travel from client
- // to server or back (assumed to be the same either way).
- int64_t delay =
- (ti->mT2 - ti->mT1 + ti->mT4 - ti->mT3) / 2;
-
- // Offset between the client clock (T1, T4) and the
- // server clock (T2, T3) timestamps.
- int64_t offset =
- (ti->mT2 - ti->mT1 - ti->mT4 + ti->mT3) / 2;
-
- mSumOffsets += offset;
- ++mCount;
-
- printf("delay = %lld us,\toffset %lld us\n",
- delay,
- offset);
- fflush(stdout);
-
- postSendPacket(1000000ll / 30);
- }
- break;
- }
-
- default:
- TRESPASS();
- }
-
- break;
- }
-
- default:
- TRESPASS();
- }
-}
-
-void TestHandler::postSendPacket(int64_t delayUs) {
- (new AMessage(kWhatSendPacket, id()))->post(delayUs);
-}
-
-void TestHandler::postTimeout() {
- sp<AMessage> msg = new AMessage(kWhatTimedOut, id());
- msg->setInt32("generation", mTimeoutGeneration);
- msg->post(kTimeoutDelayUs);
-}
-
-void TestHandler::cancelTimeout() {
- ++mTimeoutGeneration;
-}
-
} // namespace android
static void usage(const char *me) {
@@ -379,7 +100,7 @@ int main(int argc, char **argv) {
sp<ALooper> looper = new ALooper;
- sp<TestHandler> handler = new TestHandler(netSession);
+ sp<TimeSyncer> handler = new TimeSyncer(netSession, NULL /* notify */);
looper->registerHandler(handler);
if (localPort >= 0) {
generated by cgit v1.1 at 2024-05-18 08:27:21 +0000