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MediaPlayer: Remove unneeded MediaRoster locking.

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* No idea why it was added in the first place, just
keep in mind BMediaRoster does things using ports and
there's no need of locking it.
* Style fixes along the way.
This commit is contained in:
Dario Casalinuovo
2016-07-07 23:36:35 +02:00
parent b8c95f43e2
commit 7e77623bef
1 changed files with 15 additions and 39 deletions
Download Patch File Download Diff File Expand all files Collapse all files
src/apps/mediaplayer/media_node_framework/NodeManager.cpp
+5 -29
View File
@@ -111,8 +111,7 @@ NodeManager::InitCheck()
void
NodeManager::SetPlayMode(int32 mode, bool continuePlaying)
{
if (fVideoConsumer != NULL && fMediaRoster != NULL
&& fMediaRoster->Lock()) {
if (fVideoConsumer != NULL && fMediaRoster != NULL) {
BMediaNode::run_mode runMode = mode > 0 ?
BMediaNode::B_DROP_DATA : BMediaNode::B_OFFLINE;
status_t ret = fMediaRoster->SetRunModeNode(fVideoConnection.consumer,
@@ -121,7 +120,6 @@ NodeManager::SetPlayMode(int32 mode, bool continuePlaying)
printf("NodeManager::SetPlayMode(%" B_PRId32 "), setting run mode "
"failed: %s\n", mode, strerror(ret));
}
fMediaRoster->Unlock();
}
PlaybackManager::SetPlayMode(mode, continuePlaying);
@@ -286,14 +284,11 @@ NodeManager::_SetUpNodes(color_space preferredVideoFormat, uint32 enabledNodes,
fMediaRoster = NULL;
return fStatus;
}
if (!fMediaRoster->Lock())
return B_ERROR;
// find the time source
fStatus = fMediaRoster->GetTimeSource(&fTimeSource);
if (fStatus != B_OK) {
print_error("Can't get a time source", fStatus);
fMediaRoster->Unlock();
return fStatus;
}
@@ -302,7 +297,6 @@ NodeManager::_SetUpNodes(color_space preferredVideoFormat, uint32 enabledNodes,
fStatus = _SetUpVideoNodes(preferredVideoFormat, useOverlays);
if (fStatus != B_OK) {
print_error("Error setting up video nodes", fStatus);
fMediaRoster->Unlock();
return fStatus;
}
} else
@@ -313,7 +307,6 @@ NodeManager::_SetUpNodes(color_space preferredVideoFormat, uint32 enabledNodes,
fStatus = _SetUpAudioNodes(audioFrameRate, audioChannels);
if (fStatus != B_OK) {
print_error("Error setting up audio nodes", fStatus);
fMediaRoster->Unlock();
return fStatus;
}
fNoAudio = false;
@@ -322,9 +315,6 @@ fNoAudio = true;
printf("running without audio node\n");
}
// we're done mocking with the media roster
fMediaRoster->Unlock();
return fStatus;
}
@@ -548,10 +538,6 @@ TRACE("NodeManager::_TearDownNodes()\n");
"roster: %s\n", strerror(err));
fMediaRoster = NULL;
}
// begin mucking with the media roster
bool mediaRosterLocked = false;
if (fMediaRoster && fMediaRoster->Lock())
mediaRosterLocked = true;
if (fVideoConsumer && fVideoProducer && fVideoConnection.connected) {
// disconnect
@@ -585,7 +571,7 @@ TRACE(" releasing video consumer...\n");
// Mixer is a Bad Idea (tm). So, we just disconnect from it, and
// release our references to the nodes that we're using. We *are*
// supposed to do that even for global nodes like the Mixer.
if (fMediaRoster && disconnect) {
if (fMediaRoster != NULL && disconnect) {
TRACE(" disconnecting audio...\n");
err = fMediaRoster->Disconnect(fAudioConnection.producer.node,
fAudioConnection.source, fAudioConnection.consumer.node,
@@ -604,7 +590,7 @@ TRACE(" releasing audio producer...\n");
fAudioProducer = NULL;
fAudioConnection.connected = false;
if (fMediaRoster && disconnect) {
if (fMediaRoster != NULL && disconnect) {
TRACE(" releasing audio consumer...\n");
fMediaRoster->ReleaseNode(fAudioConnection.consumer);
} else {
@@ -612,9 +598,7 @@ TRACE(" releasing audio consumer...\n");
"audio consumer (system mixer)!\n");
}
}
// we're done mucking with the media roster
if (mediaRosterLocked && fMediaRoster)
fMediaRoster->Unlock();
TRACE("NodeManager::_TearDownNodes() done\n");
return err;
}
@@ -626,9 +610,6 @@ NodeManager::_StartNodes()
status_t status = B_NO_INIT;
if (!fMediaRoster)
return status;
// begin mucking with the media roster
if (!fMediaRoster->Lock())
return B_ERROR;
bigtime_t latency = 0;
bigtime_t initLatency = 0;
@@ -723,9 +704,6 @@ NodeManager::_StartNodes()
fPerformanceTimeBase = perf;
// done mucking with the media roster
fMediaRoster->Unlock();
return status;
}
@@ -735,7 +713,7 @@ NodeManager::_StopNodes()
{
TRACE("NodeManager::_StopNodes()\n");
fMediaRoster = BMediaRoster::Roster();
if (fMediaRoster != NULL && fMediaRoster->Lock()) {
if (fMediaRoster != NULL) {
// begin mucking with the media roster
if (fVideoProducer != NULL) {
TRACE(" stopping video producer...\n");
@@ -751,8 +729,6 @@ NodeManager::_StopNodes()
fMediaRoster->StopNode(fVideoConnection.consumer, 0, true);
}
TRACE(" all nodes stopped\n");
// done mucking with the media roster
fMediaRoster->Unlock();
}
TRACE("NodeManager::_StopNodes() done\n");
}