void testFocus()
{
MpFlowGraphBase* pFlowGraph = 0;
MpMediaTask* pMediaTask = 0;
OsStatus res;
// Test 1: Attempt to setFocus to a flow graph that the media task
// is not managing
pMediaTask = MpMediaTask::getMediaTask(10);
pFlowGraph = new MpFlowGraphBase(30, 30);
res = pMediaTask->setFocus(pFlowGraph); // send the media task a
CPPUNIT_ASSERT(res == OS_SUCCESS); // set_focus command and
res = MpMediaTask::signalFrameStart(); // give it a chance to run
CPPUNIT_ASSERT(res == OS_SUCCESS);
OsTask::delay(20);
CPPUNIT_ASSERT_EQUAL(1, pMediaTask->numHandledMsgErrs());
// Test 2: Set the focus to a flow graph that has not been started
res = pMediaTask->manageFlowGraph(*pFlowGraph);
CPPUNIT_ASSERT(res == OS_SUCCESS); // manage the flow graph and
res = pMediaTask->setFocus(pFlowGraph); // send the media task a
CPPUNIT_ASSERT(res == OS_SUCCESS); // set_focus command and
res = MpMediaTask::signalFrameStart(); // give it a chance to run
CPPUNIT_ASSERT(res == OS_SUCCESS);
OsTask::delay(20);
CPPUNIT_ASSERT_EQUAL(1, pMediaTask->numHandledMsgErrs());
// Test 3: Set the focus to a flow graph that has been started
res = pMediaTask->startFlowGraph(*pFlowGraph);
CPPUNIT_ASSERT(res == OS_SUCCESS); // start the flow graph and
res = pMediaTask->setFocus(pFlowGraph); // send the media task a
CPPUNIT_ASSERT(res == OS_SUCCESS); // set_focus command and
res = MpMediaTask::signalFrameStart(); // give it a chance to run
CPPUNIT_ASSERT(res == OS_SUCCESS);
OsTask::delay(20);
// 6/16/99, incompatible with new, real implementation of Focus:
// CPPUNIT_ASSERT(pMediaTask->getFocus() == pFlowGraph);
// Test 4: Set the focus to NULL
res = pMediaTask->unmanageFlowGraph(*pFlowGraph);
CPPUNIT_ASSERT(res == OS_SUCCESS); // unmanage the flow graph
res = pMediaTask->setFocus(NULL); // and send the media task a
CPPUNIT_ASSERT(res == OS_SUCCESS); // set_focus command and
res = MpMediaTask::signalFrameStart(); // give it a chance to run
CPPUNIT_ASSERT(res == OS_SUCCESS);
CPPUNIT_ASSERT(pMediaTask->getFocus() == NULL);
delete pFlowGraph;
}
// Constructor
MpTopologyGraph::MpTopologyGraph(int samplesPerFrame,
int samplesPerSec,
MpResourceTopology& initialResourceTopology,
MpResourceFactory& resourceFactory,
OsMsgDispatcher *pNotifDispatcher)
: MpFlowGraphBase(samplesPerFrame, samplesPerSec, pNotifDispatcher)
, mpResourceFactory(&resourceFactory)
{
OsStatus result;
// construct the new resources defined in the topology and add to the flowgraph
UtlHashBag newResourcesAdded;
addTopologyResources(initialResourceTopology,
resourceFactory,
newResourcesAdded);
// Add virtual ports defined in the topology
addVirtualInputs(initialResourceTopology, newResourcesAdded);
addVirtualOutputs(initialResourceTopology, newResourcesAdded);
// Add the links for the resources in the topology
linkTopologyResources(initialResourceTopology, newResourcesAdded);
// ask the media processing task to manage the new flowgraph
MpMediaTask* mediaTask = MpMediaTask::getMediaTask();
result = mediaTask->manageFlowGraph(*this);
assert(result == OS_SUCCESS);
// start the flowgraph
result = mediaTask->startFlowGraph(*this);
if(result != OS_SUCCESS)
{
printf("MpTopologyGraph mediaTask->startFlowGraph failed: %d\n", result);
}
assert(result == OS_SUCCESS);
}
void testManagedAndUnmanagedFlowGraph()
{
MpFlowGraphBase* pFlowGraph = 0;
MpMediaTask* pMediaTask = 0;
OsStatus res;
// Test 1: Create an empty flow graph and manage it
pMediaTask = MpMediaTask::getMediaTask(10);
pFlowGraph = new MpFlowGraphBase(30, 30);
res = pMediaTask->manageFlowGraph(*pFlowGraph);
CPPUNIT_ASSERT(res == OS_SUCCESS);
res = MpMediaTask::signalFrameStart(); // send a signal to the task
CPPUNIT_ASSERT(res == OS_SUCCESS); // and give it a chance to run
// NOTE: original delay of 20 was tempermental, I increased
// this to 100 to reduce the chance of this happening to
// hopefully 0% - DLH
OsTask::delay(100);
CPPUNIT_ASSERT_EQUAL(1, pMediaTask->numManagedFlowGraphs());
// Test 2: Invoke manageFlowGraph() with the same flow graph
// (will increment the numHandledMsgErrs() count for that
// frame processing interval but should otherwise have no
// effect)
res = pMediaTask->manageFlowGraph(*pFlowGraph);
CPPUNIT_ASSERT(res == OS_SUCCESS);
res = MpMediaTask::signalFrameStart(); // send a signal to the task
CPPUNIT_ASSERT(res == OS_SUCCESS); // and give it a chance to run
OsTask::delay(20);
CPPUNIT_ASSERT_EQUAL(1, pMediaTask->numManagedFlowGraphs());
CPPUNIT_ASSERT_EQUAL(1, pMediaTask->numHandledMsgErrs());
// Test 3: Unmanage the flow graph
res = pMediaTask->unmanageFlowGraph(*pFlowGraph);
CPPUNIT_ASSERT(res == OS_SUCCESS);
res = MpMediaTask::signalFrameStart(); // send a signal to the task
CPPUNIT_ASSERT(res == OS_SUCCESS); // and give it a chance to run
OsTask::delay(20);
CPPUNIT_ASSERT_EQUAL(0, pMediaTask->numManagedFlowGraphs());
// Test 4: Unmanage a flow graph which is not currently managed
// (will increment the numHandledMsgErrs() count for that
// frame processing interval but should otherwise have no
// effect)
res = pMediaTask->unmanageFlowGraph(*pFlowGraph);
CPPUNIT_ASSERT(res == OS_SUCCESS);
res = MpMediaTask::signalFrameStart(); // send a signal to the task
CPPUNIT_ASSERT(res == OS_SUCCESS); // and give it a chance to run
OsTask::delay(20);
CPPUNIT_ASSERT_EQUAL(0, pMediaTask->numManagedFlowGraphs());
CPPUNIT_ASSERT_EQUAL(1, pMediaTask->numHandledMsgErrs());
// Test 5: Attempt to manage a flow graph that is not in the
// MpFlowGraphBase::STOPPED state
res = pFlowGraph->start(); // send the flow graph a start
CPPUNIT_ASSERT(res == OS_SUCCESS); // command and a signal to
res = pFlowGraph->processNextFrame(); // process its messages
CPPUNIT_ASSERT(res == OS_SUCCESS);
res = pMediaTask->manageFlowGraph(*pFlowGraph);
CPPUNIT_ASSERT(res == OS_INVALID_ARGUMENT);
res = pFlowGraph->stop(); // send the flow graph a stop
CPPUNIT_ASSERT(res == OS_SUCCESS); // command and a signal to
res = pFlowGraph->processNextFrame(); // process its messages
CPPUNIT_ASSERT(res == OS_SUCCESS);
// Test 6: Unmanage a flow graph that is "started"
res = pMediaTask->manageFlowGraph(*pFlowGraph);
CPPUNIT_ASSERT(res == OS_SUCCESS);
res = pMediaTask->startFlowGraph(*pFlowGraph); // start the flow graph
CPPUNIT_ASSERT(res == OS_SUCCESS);
res = MpMediaTask::signalFrameStart(); // send a signal to the task
CPPUNIT_ASSERT(res == OS_SUCCESS); // and give it a chance to run
OsTask::delay(20);
res = pMediaTask->unmanageFlowGraph(*pFlowGraph);
CPPUNIT_ASSERT(res == OS_SUCCESS);
res = MpMediaTask::signalFrameStart(); // send a signal to the task
CPPUNIT_ASSERT(res == OS_SUCCESS); // and give it a chance to run
OsTask::delay(20);
// verify that the flow graph has been stopped and is unmanaged
CPPUNIT_ASSERT(pFlowGraph->getState() == MpFlowGraphBase::STOPPED);
CPPUNIT_ASSERT_EQUAL(0, pMediaTask->numManagedFlowGraphs());
CPPUNIT_ASSERT_EQUAL(0, pMediaTask->numStartedFlowGraphs());
delete pFlowGraph;
}
void testStartAndStopFlowGraph()
{
MpFlowGraphBase* pFlowGraph = 0;
MpMediaTask* pMediaTask = 0;
OsStatus res;
// Test 1: Set the time limit to twice its original value
pMediaTask = MpMediaTask::getMediaTask(10);
pFlowGraph = new MpFlowGraphBase(30, 30);
pMediaTask->numHandledMsgErrs(); // clear count
// Test 1: Attempt to start a flow graph that is not being managed
//CPPUNIT_ASSERT_EQUAL(1, pMediaTask->numStartedFlowGraphs());
res = pMediaTask->startFlowGraph(*pFlowGraph);
CPPUNIT_ASSERT(res == OS_SUCCESS);
res = MpMediaTask::signalFrameStart(); // signal the media task and
CPPUNIT_ASSERT(res == OS_SUCCESS); // give it a chance to run
OsTask::delay(20);
// NOTE: Original test code had "1", not sure what's correct
CPPUNIT_ASSERT_EQUAL(1, pMediaTask->numHandledMsgErrs());
CPPUNIT_ASSERT_EQUAL(0, pMediaTask->numStartedFlowGraphs());
// Test 2: Start a flow graph that is managed
pMediaTask->numHandledMsgErrs(); // clear the count
res = pMediaTask->manageFlowGraph(*pFlowGraph);
CPPUNIT_ASSERT(res == OS_SUCCESS);
res = pMediaTask->startFlowGraph(*pFlowGraph);
CPPUNIT_ASSERT(res == OS_SUCCESS);
res = MpMediaTask::signalFrameStart(); // signal the media task and
CPPUNIT_ASSERT(res == OS_SUCCESS); // give it a chance to run
OsTask::delay(20);
CPPUNIT_ASSERT_EQUAL(0, pMediaTask->numHandledMsgErrs());
CPPUNIT_ASSERT_EQUAL(1, pMediaTask->numStartedFlowGraphs());
CPPUNIT_ASSERT(pFlowGraph->isStarted());
// Test 3: Attempt to start the same flow graph again
pMediaTask->numHandledMsgErrs(); // clear the count
res = pMediaTask->startFlowGraph(*pFlowGraph);
CPPUNIT_ASSERT(res == OS_SUCCESS);
res = MpMediaTask::signalFrameStart(); // signal the media task and
CPPUNIT_ASSERT(res == OS_SUCCESS); // give it a chance to run
OsTask::delay(20);
//CPPUNIT_ASSERT_EQUAL(0, pMediaTask->numHandledMsgErrs());
CPPUNIT_ASSERT_EQUAL(1, pMediaTask->numStartedFlowGraphs());
// Test 4: Stop the flow graph
pMediaTask->numHandledMsgErrs(); // clear the count
res = pMediaTask->stopFlowGraph(*pFlowGraph);
CPPUNIT_ASSERT(res == OS_SUCCESS);
res = MpMediaTask::signalFrameStart(); // signal the media task and
CPPUNIT_ASSERT(res == OS_SUCCESS); // give it a chance to run
OsTask::delay(20);
CPPUNIT_ASSERT_EQUAL(0, pMediaTask->numHandledMsgErrs());
CPPUNIT_ASSERT_EQUAL(0, pMediaTask->numStartedFlowGraphs());
CPPUNIT_ASSERT(!pFlowGraph->isStarted());
// Test 5: Attempt to stop the same flow graph again
pMediaTask->numHandledMsgErrs(); // clear the count
res = pMediaTask->stopFlowGraph(*pFlowGraph);
CPPUNIT_ASSERT(res == OS_SUCCESS);
res = MpMediaTask::signalFrameStart(); // signal the media task and
CPPUNIT_ASSERT(res == OS_SUCCESS); // give it a chance to run
OsTask::delay(20);
//CPPUNIT_ASSERT_EQUAL(1, pMediaTask->numHandledMsgErrs());
CPPUNIT_ASSERT_EQUAL(0, pMediaTask->numStartedFlowGraphs());
CPPUNIT_ASSERT(!pFlowGraph->isStarted());
// Test 6: Attempt to stop a flow graph that is not being managed
pMediaTask->numHandledMsgErrs(); // clear the count
res = pMediaTask->unmanageFlowGraph(*pFlowGraph);
CPPUNIT_ASSERT(res == OS_SUCCESS);
res = pMediaTask->stopFlowGraph(*pFlowGraph);
CPPUNIT_ASSERT(res == OS_SUCCESS);
res = MpMediaTask::signalFrameStart(); // signal the media task and
CPPUNIT_ASSERT(res == OS_SUCCESS); // give it a chance to run
OsTask::delay(20);
CPPUNIT_ASSERT_EQUAL(1, pMediaTask->numHandledMsgErrs());
CPPUNIT_ASSERT_EQUAL(0, pMediaTask->numStartedFlowGraphs());
CPPUNIT_ASSERT(!pFlowGraph->isStarted());
delete pFlowGraph;
}