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-rw-r--r--dxr3interface.c226
1 files changed, 110 insertions, 116 deletions
diff --git a/dxr3interface.c b/dxr3interface.c
index 9f735fa..59e2fa4 100644
--- a/dxr3interface.c
+++ b/dxr3interface.c
@@ -63,106 +63,14 @@ static int Dxr3Open(const char *Name, int n, int Mode)
cDxr3Interface::cDxr3Interface() :
m_fdControl(-1), m_fdVideo(-1), m_fdAudio(-1), m_fdSpu(-1)
{
- // open control stream
- m_fdControl = Dxr3Open("", cDxr3ConfigData::Instance().GetDxr3Card(),
- O_WRONLY | O_SYNC);
- if (m_fdControl < 0)
- {
- esyslog("dxr3: please verify that the em8300 modules are loaded");
- exit(1);
- }
-
- // upload microcode to dxr3
- UploadMicroCode();
-
- ///< open multimedia streams
- m_fdVideo = Dxr3Open("_mv", cDxr3ConfigData::Instance().GetDxr3Card(),
- O_WRONLY | O_SYNC);
- m_fdAudio = Dxr3Open("_ma", cDxr3ConfigData::Instance().GetDxr3Card(),
- O_WRONLY | O_SYNC);
- m_fdSpu = Dxr3Open("_sp", cDxr3ConfigData::Instance().GetDxr3Card(),
- O_WRONLY | O_SYNC);
-
- // everything ok?
- if (m_fdVideo < 0 || m_fdAudio < 0 || m_fdSpu < 0)
- {
-
- esyslog("dxr3: fatal: unable to open some em8300 devices");
- exit(1);
- }
-
- // create clock
- m_pClock = new cDxr3SysClock(m_fdControl, m_fdVideo, m_fdSpu);
-
- // everything ok?
- if (!m_pClock)
- {
- esyslog("dxr3: fatal: unable to allocate memory for em8300 clock");
- exit(1);
- }
-
- // set default values
- m_AudioActive = false;
- m_VideoActive = false;
- m_OverlayActive = false;
- m_ExternalReleased = false;
- m_volume = 255;
- m_audioChannel = AUDIO_STEREO;
- m_horizontal = 720;
- m_vertical = 576;
- m_audioChannelCount = UNKNOWN_CHANNEL_COUNT;
- m_audioDataRate = 0;
- m_audioSampleSize = 0;
-
- m_audioMode = UNKNOWN_AUDIO_MODE;
- m_aspectRatio = UNKNOWN_ASPECT_RATIO;
- m_spuMode = EM8300_SPUMODE_OFF;
-
- // configure device based on settings
- ConfigureDevice();
-
- // get bcs values from driver
- if (ioctl(m_fdControl, EM8300_IOCTL_GETBCS, &m_bcs) < 0)
- {
- esyslog("dxr3: failed to get brightness/contrast/saturation: %m");
- }
- else
- {
- dsyslog("dxr3: intf: brightness=%d,contrast=%d,saturation=%d at init",
- m_bcs.brightness, m_bcs.contrast, m_bcs.saturation);
- }
-
- PlayBlackFrame();
- SetChannelCount(1);
+ ClaimDevices();
}
// ==================================
//! destructor
cDxr3Interface::~cDxr3Interface()
{
- // close filehandles
- if (m_fdControl > -1)
- {
- close(m_fdControl);
- }
- if (m_fdVideo > -1)
- {
- close(m_fdVideo);
- }
- if (m_fdSpu > -1)
- {
- close(m_fdSpu);
- }
- if (m_fdAudio > -1)
- {
- close(m_fdAudio);
- }
-
- // free some memory
- if (m_pClock)
- {
- delete m_pClock;
- }
+ ReleaseDevices();
}
// main
@@ -400,6 +308,7 @@ void cDxr3Interface::DisableAudio()
{
m_AudioActive = false;
+ Lock();
// we write zero buffers to dxr3
if (!m_ExternalReleased)
{
@@ -408,6 +317,7 @@ void cDxr3Interface::DisableAudio()
if (write(m_fdAudio, zerobuffer, ZEROBUFFER_SIZE) < 0) Resuscitation();
if (write(m_fdAudio, zerobuffer, ZEROBUFFER_SIZE) < 0) Resuscitation();
}
+ Unlock();
}
// ==================================
@@ -768,6 +678,107 @@ void cDxr3Interface::PlayAudioLpcmFrame(uint8_t* pBuf, int length)
}
}
+// ==================================
+void cDxr3Interface::ClaimDevices()
+{
+ // open control stream
+ m_fdControl = Dxr3Open("", cDxr3ConfigData::Instance().GetDxr3Card(),
+ O_WRONLY | O_SYNC);
+ if (m_fdControl < 0)
+ {
+ esyslog("dxr3: please verify that the em8300 modules are loaded");
+ exit(1);
+ }
+
+ // upload microcode to dxr3
+ UploadMicroCode();
+
+ ///< open multimedia streams
+ m_fdVideo = Dxr3Open("_mv", cDxr3ConfigData::Instance().GetDxr3Card(),
+ O_WRONLY | O_SYNC);
+ m_fdAudio = Dxr3Open("_ma", cDxr3ConfigData::Instance().GetDxr3Card(),
+ O_WRONLY | O_SYNC);
+ m_fdSpu = Dxr3Open("_sp", cDxr3ConfigData::Instance().GetDxr3Card(),
+ O_WRONLY | O_SYNC);
+
+ // everything ok?
+ if (m_fdVideo < 0 || m_fdAudio < 0 || m_fdSpu < 0)
+ {
+ esyslog("dxr3: fatal: unable to open some em8300 devices");
+ exit(1);
+ }
+
+ // create clock
+ m_pClock = new cDxr3SysClock(m_fdControl, m_fdVideo, m_fdSpu);
+
+ // everything ok?
+ if (!m_pClock)
+ {
+ esyslog("dxr3: fatal: unable to allocate memory for em8300 clock");
+ exit(1);
+ }
+
+ // set default values
+ m_AudioActive = false;
+ m_VideoActive = false;
+ m_OverlayActive = false;
+ m_ExternalReleased = false;
+ m_volume = 255;
+ m_audioChannel = AUDIO_STEREO;
+ m_horizontal = 720;
+ m_vertical = 576;
+ m_audioChannelCount = UNKNOWN_CHANNEL_COUNT;
+ m_audioDataRate = 0;
+ m_audioSampleSize = 0;
+
+ m_audioMode = UNKNOWN_AUDIO_MODE;
+ m_aspectRatio = UNKNOWN_ASPECT_RATIO;
+ m_spuMode = EM8300_SPUMODE_OFF;
+
+ // configure device based on settings
+ ConfigureDevice();
+
+ // get bcs values from driver
+ if (ioctl(m_fdControl, EM8300_IOCTL_GETBCS, &m_bcs) < 0)
+ {
+ esyslog("dxr3: failed to get brightness/contrast/saturation: %m");
+ }
+ else
+ {
+ dsyslog("dxr3: intf: brightness=%d,contrast=%d,saturation=%d at init",
+ m_bcs.brightness, m_bcs.contrast, m_bcs.saturation);
+ }
+
+ PlayBlackFrame();
+ SetChannelCount(1);
+}
+
+// ==================================
+void cDxr3Interface::ReleaseDevices()
+{
+ if (m_fdControl > -1)
+ close(m_fdControl);
+ m_fdControl = -1;
+
+ if (m_fdVideo > -1)
+ close(m_fdVideo);
+ m_fdVideo = -1;
+
+ if (m_fdSpu > -1)
+ close(m_fdSpu);
+ m_fdSpu = -1;
+
+ if (m_fdAudio > -1)
+ close(m_fdAudio);
+ m_fdAudio = -1;
+
+ m_aspectRatio = UNKNOWN_ASPECT_RATIO;
+ m_audioMode = UNKNOWN_AUDIO_MODE;
+ m_ExternalReleased = true;
+ delete m_pClock;
+ m_pClock = NULL;
+}
+
// external device access
// ==================================
//! release devices, so mplayer-plugin, for instance,
@@ -775,23 +786,8 @@ void cDxr3Interface::PlayAudioLpcmFrame(uint8_t* pBuf, int length)
void cDxr3Interface::ExternalReleaseDevices()
{
Lock();
-
if (!m_ExternalReleased)
- {
- if (m_fdControl > -1) close(m_fdControl);
- if (m_fdVideo > -1) close(m_fdVideo);
- if (m_fdSpu > -1) close(m_fdSpu);
- if (m_fdAudio > -1) close(m_fdAudio);
- m_fdControl = m_fdVideo = m_fdSpu = m_fdAudio = -1;
- m_aspectRatio = UNKNOWN_ASPECT_RATIO;
- m_audioMode = UNKNOWN_AUDIO_MODE;
-
- m_ExternalReleased = true;
-
- delete m_pClock;
- m_pClock = 0;
- }
-
+ ReleaseDevices();
Unlock();
}
@@ -1000,17 +996,17 @@ void cDxr3Interface::Resuscitation()
{
time_t startt = time(&startt);
time_t endt = 0;
- m_ExternalReleased = true;
dsyslog("dxr3: resuscitation: device failure or user initiated reset");
- UploadMicroCode();
+ ReleaseDevices();
+ Unlock();
+ ClaimDevices();
+ Lock();
- //NonBlockingCloseOpen();
m_ExternalReleased = false;
endt = time(&endt);
-
if (endt - startt > 4)
{
esyslog("dxr3: fatal: reopening devices took too long");
@@ -1018,8 +1014,6 @@ void cDxr3Interface::Resuscitation()
}
dsyslog("dxr3: resuscitation: reopening devices took %ld seconds",
endt - startt);
-
- ConfigureDevice();
}
// ==================================
generated by cgit v1.2.3 (git 2.25.1) at 2025-02-25 03:38:58 +0000