android/android_hardware_qcom_display
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liboverlay: Always use rotator for UI mirroring on HDMI

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- Use rotator buffer for UI mirroring on HDMI
- Avoid ioctl calls on getPosition

CRs-fixed: 278858
Change-Id: Id390e2b85fe939d8388ed17f5f9c7fcd30499755
This commit is contained in:
Arun Kumar K.R 2011-03-31 20:27:26 -07:00
parent 399d95b638
commit d46e0e1b44
2 changed files with 12 additions and 5 deletions
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15
framebuffer.cpp
View File

@ -163,6 +163,7 @@ static void *disp_loop(void *ptr)
pthread_mutex_lock(&m->overlayLock);
m->orientation = neworientation;
m->currentOffset = offset;
m->hdmiStateChanged = true;
pthread_cond_signal(&(m->overlayPost));
pthread_mutex_unlock(&m->overlayLock);
#endif
@ -210,7 +211,9 @@ static void *hdmi_ui_loop(void *ptr)
ptr);
while (1) {
pthread_mutex_lock(&m->overlayLock);
pthread_cond_wait(&(m->overlayPost), &(m->overlayLock));
while(!(m->hdmiStateChanged))
pthread_cond_wait(&(m->overlayPost), &(m->overlayLock));
m->hdmiStateChanged = false;
if (m->exitHDMIUILoop) {
pthread_mutex_unlock(&m->overlayLock);
return NULL;
@ -226,7 +229,7 @@ static void *hdmi_ui_loop(void *ptr)
if (!pTemp->isChannelUP()) {
int alignedW = ALIGN(m->info.xres, 32);
if (pTemp->startChannel(alignedW, m->info.yres,
m->fbFormat, 1, false, true)) {
m->fbFormat, 1, false, true, 0, VG0_PIPE, true)) {
pTemp->setFd(m->framebuffer->fd);
pTemp->setCrop(0, 0, m->info.xres, m->info.yres);
} else
@ -312,11 +315,10 @@ static void *hdmi_ui_loop(void *ptr)
break;
}
}
int currentOrientation = 0;
pTemp->getOrientation(currentOrientation);
if(rot != currentOrientation) {
if(rot != m->currentOrientation) {
pTemp->setParameter(OVERLAY_TRANSFORM,
rot);
m->currentOrientation = rot;
}
EVEN_OUT(asX);
EVEN_OUT(asY);
@ -348,6 +350,7 @@ static int fb_videoOverlayStarted(struct framebuffer_device_t* dev, int started)
pthread_mutex_lock(&m->overlayLock);
Overlay* pTemp = m->pobjOverlay;
if(started != m->videoOverlay) {
m->hdmiStateChanged = true;
if (started && pTemp) {
pTemp->closeChannel();
m->videoOverlay = true;
@ -371,6 +374,7 @@ static int fb_enableHDMIOutput(struct framebuffer_device_t* dev, int enable)
if (!enable && pTemp)
pTemp->closeChannel();
m->enableHDMIOutput = enable;
m->hdmiStateChanged = true;
pthread_cond_signal(&(m->overlayPost));
pthread_mutex_unlock(&m->overlayLock);
return 0;
@ -809,6 +813,7 @@ int mapFrameBufferLocked(struct private_module_t* module)
module->pobjOverlay = new Overlay();
module->currentOffset = 0;
module->exitHDMIUILoop = false;
module->hdmiStateChanged = false;
pthread_t hdmiUIThread;
pthread_create(&hdmiUIThread, NULL, &hdmi_ui_loop, (void *) module);
#endif

2
gralloc_priv.h
View File

@ -227,6 +227,8 @@ struct private_module_t {
bool exitHDMIUILoop;
float actionsafeWidthRatio;
float actionsafeHeightRatio;
int currentOrientation;
bool hdmiStateChanged;
pthread_mutex_t overlayLock;
pthread_cond_t overlayPost;
#endif