status_t Layer::setBuffers( uint32_t w, uint32_t h,
PixelFormat format, uint32_t flags)
{
// this surfaces pixel format
PixelFormatInfo info;
status_t err = getPixelFormatInfo(format, &info);
if (err) {
ALOGE("unsupported pixelformat %d", format);
return err;
}
uint32_t const maxSurfaceDims = min(
mFlinger->getMaxTextureSize(), mFlinger->getMaxViewportDims());
// never allow a surface larger than what our underlying GL implementation
// can handle.
if ((uint32_t(w)>maxSurfaceDims) || (uint32_t(h)>maxSurfaceDims)) {
ALOGE("dimensions too large %u x %u", uint32_t(w), uint32_t(h));
return BAD_VALUE;
}
mFormat = format;
mSecure = (flags & ISurfaceComposerClient::eSecure) ? true : false;
mProtectedByApp = (flags & ISurfaceComposerClient::eProtectedByApp) ? true : false;
mOpaqueLayer = (flags & ISurfaceComposerClient::eOpaque);
mCurrentOpacity = getOpacityForFormat(format);
mSurfaceTexture->setDefaultBufferSize(w, h);
mSurfaceTexture->setDefaultBufferFormat(format);
mSurfaceTexture->setConsumerUsageBits(getEffectiveUsage(0));
return NO_ERROR;
}
status_t Layer::setBuffers( uint32_t w, uint32_t h,
PixelFormat format, uint32_t flags)
{
uint32_t const maxSurfaceDims = min(
mFlinger->getMaxTextureSize(), mFlinger->getMaxViewportDims());
// never allow a surface larger than what our underlying GL implementation
// can handle.
if ((uint32_t(w)>maxSurfaceDims) || (uint32_t(h)>maxSurfaceDims)) {
ALOGE("dimensions too large %u x %u", uint32_t(w), uint32_t(h));
return BAD_VALUE;
}
mFormat = format;
mSecure = (flags & ISurfaceComposerClient::eSecure) ? true : false;
mProtectedByApp = (flags & ISurfaceComposerClient::eProtectedByApp) ? true : false;
mOpaqueLayer = (flags & ISurfaceComposerClient::eOpaque);
mCurrentOpacity = getOpacityForFormat(format);
mSurfaceFlingerConsumer->setDefaultBufferSize(w, h);
mSurfaceFlingerConsumer->setDefaultBufferFormat(format);
mSurfaceFlingerConsumer->setConsumerUsageBits(getEffectiveUsage(0));
if (mFlinger->getUseDithering()) {
int displayMinColorDepth = mFlinger->getMinColorDepth();
int layerMinColorDepth = minColorDepth(format);
mNeedsDithering = (layerMinColorDepth > displayMinColorDepth);
}
return NO_ERROR;
}
void Layer::onFirstRef()
{
LayerBaseClient::onFirstRef();
struct FrameQueuedListener : public SurfaceTexture::FrameAvailableListener {
FrameQueuedListener(Layer* layer) : mLayer(layer) { }
private:
wp<Layer> mLayer;
virtual void onFrameAvailable() {
sp<Layer> that(mLayer.promote());
if (that != 0) {
that->onFrameQueued();
}
}
};
// Creates a custom BufferQueue for SurfaceTexture to use
sp<BufferQueue> bq = new SurfaceTextureLayer();
mSurfaceTexture = new SurfaceTexture(mTextureName, true,
GL_TEXTURE_EXTERNAL_OES, false, bq);
mSurfaceTexture->setConsumerUsageBits(getEffectiveUsage(0));
mSurfaceTexture->setFrameAvailableListener(new FrameQueuedListener(this));
mSurfaceTexture->setSynchronousMode(true);
#ifdef TARGET_DISABLE_TRIPLE_BUFFERING
#warning "disabling triple buffering"
mSurfaceTexture->setDefaultMaxBufferCount(2);
#else
mSurfaceTexture->setDefaultMaxBufferCount(3);
#endif
const sp<const DisplayDevice> hw(mFlinger->getDefaultDisplayDevice());
updateTransformHint(hw);
}
status_t Layer::setBuffers( uint32_t w, uint32_t h,
PixelFormat format, uint32_t flags)
{
// this surfaces pixel format
PixelFormatInfo info;
status_t err = getPixelFormatInfo(format, &info);
if (err) {
ALOGE("unsupported pixelformat %d", format);
return err;
}
// the display's pixel format
const DisplayHardware& hw(graphicPlane(0).displayHardware());
uint32_t const maxSurfaceDims = min(
hw.getMaxTextureSize(), hw.getMaxViewportDims());
// never allow a surface larger than what our underlying GL implementation
// can handle.
if ((uint32_t(w)>maxSurfaceDims) || (uint32_t(h)>maxSurfaceDims)) {
ALOGE("dimensions too large %u x %u", uint32_t(w), uint32_t(h));
return BAD_VALUE;
}
PixelFormatInfo displayInfo;
getPixelFormatInfo(hw.getFormat(), &displayInfo);
const uint32_t hwFlags = hw.getFlags();
mFormat = format;
mSecure = (flags & ISurfaceComposer::eSecure) ? true : false;
mProtectedByApp = (flags & ISurfaceComposer::eProtectedByApp) ? true : false;
mOpaqueLayer = (flags & ISurfaceComposer::eOpaque);
mCurrentOpacity = getOpacityForFormat(format);
mSurfaceTexture->setDefaultBufferSize(w, h);
mSurfaceTexture->setDefaultBufferFormat(format);
mSurfaceTexture->setConsumerUsageBits(getEffectiveUsage(0));
int useDither = mFlinger->getUseDithering();
if (useDither) {
if (useDither == 2) {
mNeedsDithering = true;
}
else {
// we use the red index
int displayRedSize = displayInfo.getSize(PixelFormatInfo::INDEX_RED);
int layerRedsize = info.getSize(PixelFormatInfo::INDEX_RED);
mNeedsDithering = (layerRedsize > displayRedSize);
}
} else {
mNeedsDithering = false;
}
return NO_ERROR;
}
status_t Layer::setBuffers( uint32_t w, uint32_t h,
PixelFormat format, uint32_t flags)
{
// this surfaces pixel format
PixelFormatInfo info;
status_t err = getPixelFormatInfo(format, &info);
if (err) {
ALOGE("unsupported pixelformat %d", format);
return err;
}
uint32_t const maxSurfaceDims = min(
mFlinger->getMaxTextureSize(), mFlinger->getMaxViewportDims());
// never allow a surface larger than what our underlying GL implementation
// can handle.
if ((uint32_t(w)>maxSurfaceDims) || (uint32_t(h)>maxSurfaceDims)) {
ALOGE("dimensions too large %u x %u", uint32_t(w), uint32_t(h));
return BAD_VALUE;
}
mFormat = format;
mSecure = (flags & ISurfaceComposerClient::eSecure) ? true : false;
mProtectedByApp = (flags & ISurfaceComposerClient::eProtectedByApp) ? true : false;
mOpaqueLayer = (flags & ISurfaceComposerClient::eOpaque);
mCurrentOpacity = getOpacityForFormat(format);
mSurfaceTexture->setDefaultBufferSize(w, h);
mSurfaceTexture->setDefaultBufferFormat(format);
mSurfaceTexture->setConsumerUsageBits(getEffectiveUsage(0));
int displayMinColorDepth;
int layerRedsize;
switch (mFlinger->getUseDithering()) {
case 0:
mNeedsDithering = false;
break;
case 1:
displayMinColorDepth = mFlinger->getMinColorDepth();
// we use the red index
layerRedsize = info.getSize(PixelFormatInfo::INDEX_RED);
mNeedsDithering = (layerRedsize > displayMinColorDepth);
break;
case 2:
mNeedsDithering = true;
break;
}
return NO_ERROR;
}
void Layer::onFirstRef()
{
LayerBaseClient::onFirstRef();
struct FrameQueuedListener : public SurfaceTexture::FrameAvailableListener {
FrameQueuedListener(Layer* layer) : mLayer(layer) { }
private:
wp<Layer> mLayer;
virtual void onFrameAvailable() {
sp<Layer> that(mLayer.promote());
if (that != 0) {
that->onFrameQueued();
}
}
};
// Creates a custom BufferQueue for SurfaceTexture to use
sp<BufferQueue> bq = new SurfaceTextureLayer();
mSurfaceTexture = new SurfaceTexture(mTextureName, true,
GL_TEXTURE_EXTERNAL_OES, false, bq);
mSurfaceTexture->setConsumerUsageBits(getEffectiveUsage(0));
mSurfaceTexture->setFrameAvailableListener(new FrameQueuedListener(this));
mSurfaceTexture->setSynchronousMode(true);
#ifdef TARGET_DISABLE_TRIPLE_BUFFERING
#warning "disabling triple buffering"
mSurfaceTexture->setDefaultMaxBufferCount(2);
#else
// [MTK] {{{
// 20120818: read board prop to check if need to disable triple buffer
char value[PROPERTY_VALUE_MAX];
property_get("ro.sf.triplebuf.disable", value, "0");
if (atoi(value)) {
ALOGW("triple buffer is disabled...");
mSurfaceTexture->setDefaultMaxBufferCount(2);
} else {
mSurfaceTexture->setDefaultMaxBufferCount(3);
}
// [MTK] }}}
#endif
// [MTK] {{{
// [TODO] workaround to use quad buffer for SF layer, should remove it
mSurfaceTexture->setDefaultMaxBufferCount(4);
// [MTK] }}}
const sp<const DisplayDevice> hw(mFlinger->getDefaultDisplayDevice());
updateTransformHint(hw);
}
void Layer::onFirstRef() {
// Creates a custom BufferQueue for SurfaceFlingerConsumer to use
mBufferQueue = new SurfaceTextureLayer(mFlinger);
mSurfaceFlingerConsumer = new SurfaceFlingerConsumer(mBufferQueue, mTextureName);
mSurfaceFlingerConsumer->setConsumerUsageBits(getEffectiveUsage(0));
mSurfaceFlingerConsumer->setFrameAvailableListener(this);
mSurfaceFlingerConsumer->setName(mName);
#ifdef TARGET_DISABLE_TRIPLE_BUFFERING
#warning "disabling triple buffering"
mSurfaceFlingerConsumer->setDefaultMaxBufferCount(2);
#else
mSurfaceFlingerConsumer->setDefaultMaxBufferCount(3);
#endif
const sp<const DisplayDevice> hw(mFlinger->getDefaultDisplayDevice());
updateTransformHint(hw);
}
sp<GraphicBuffer> Layer::requestBuffer(int index,
uint32_t reqWidth, uint32_t reqHeight, uint32_t reqFormat,
uint32_t usage)
{
sp<GraphicBuffer> buffer;
if (int32_t(reqWidth | reqHeight | reqFormat) < 0)
return buffer;
if ((!reqWidth && reqHeight) || (reqWidth && !reqHeight))
return buffer;
// this ensures our client doesn't go away while we're accessing
// the shared area.
ClientRef::Access sharedClient(mUserClientRef);
SharedBufferServer* lcblk(sharedClient.get());
if (!lcblk) {
// oops, the client is already gone
return buffer;
}
/*
* This is called from the client's Surface::dequeue(). This can happen
* at any time, especially while we're in the middle of using the
* buffer 'index' as our front buffer.
*/
status_t err = NO_ERROR;
uint32_t w, h, f;
{ // scope for the lock
Mutex::Autolock _l(mLock);
// zero means default
if (!reqFormat) reqFormat = mFormat;
if (!reqWidth) reqWidth = mWidth;
if (!reqHeight) reqHeight = mHeight;
w = reqWidth;
h = reqHeight;
f = reqFormat;
if ((reqWidth != mReqWidth) || (reqHeight != mReqHeight) ||
(reqFormat != mReqFormat)) {
mReqWidth = reqWidth;
mReqHeight = reqHeight;
mReqFormat = reqFormat;
lcblk->reallocateAllExcept(index);
}
}
// here we have to reallocate a new buffer because the buffer could be
// used as the front buffer, or by a client in our process
// (eg: status bar), and we can't release the handle under its feet.
const uint32_t effectiveUsage = getEffectiveUsage(usage);
buffer = new GraphicBuffer(w, h, f, effectiveUsage);
err = buffer->initCheck();
if (err || buffer->handle == 0) {
LOGE_IF(err || buffer->handle == 0,
"Layer::requestBuffer(this=%p), index=%d, w=%d, h=%d failed (%s)",
this, index, w, h, strerror(-err));
} else {
LOGD_IF(DEBUG_RESIZE,
"Layer::requestBuffer(this=%p), index=%d, w=%d, h=%d, handle=%p",
this, index, w, h, buffer->handle);
}
if (err == NO_ERROR && buffer->handle != 0) {
Mutex::Autolock _l(mLock);
mBufferManager.attachBuffer(index, buffer);
}
return buffer;
}
