void ImageContainerChild::SendImageNow(Image* aImage)
{
NS_ABORT_IF_FALSE(InImageBridgeChildThread(),
"Should be in ImageBridgeChild thread.");
if (mStop) {
return;
}
bool needsCopy = false;
// If the image can be converted to a shared image, no need to do a copy.
SharedImage* img = AsSharedImage(aImage);
if (!img) {
needsCopy = true;
// Try to get a compatible shared image from the pool
img = GetSharedImageFor(aImage);
if (!img && mActiveImageCount < (int)MAX_ACTIVE_SHARED_IMAGES) {
// If no shared image available, allocate a new one
img = AllocateSharedImageFor(aImage);
}
}
if (img && (!needsCopy || CopyDataIntoSharedImage(aImage, img))) {
// Keep a reference to the image we sent to compositor to maintain a
// correct reference count.
mImageQueue.AppendElement(aImage);
SendPublishImage(*img);
} else {
NS_WARNING("Failed to send an image to the compositor");
}
delete img;
return;
}
SharedImage* ImageContainerChild::ImageToSharedImage(Image* aImage)
{
if (mStop) return nsnull;
if (mActiveImageCount > MAX_ACTIVE_SHARED_IMAGES) {
// Too many active shared images, perhaps the compositor is hanging.
// Skipping current image
return nsnull;
}
NS_ABORT_IF_FALSE(InImageBridgeChildThread(),
"Should be in ImageBridgeChild thread.");
SharedImage* img = PopSharedImageFromPool();
if (img) {
CopyDataIntoSharedImage(aImage, img);
} else {
img = CreateSharedImageFromData(aImage);
}
mImageQueue.AppendElement(aImage);
return img;
}
SharedImage* ImageContainerChild::ImageToSharedImage(Image* aImage)
{
if (mStop) {
return nullptr;
}
if (mActiveImageCount > (int)MAX_ACTIVE_SHARED_IMAGES) {
// Too many active shared images, perhaps the compositor is hanging.
// Skipping current image
return nullptr;
}
NS_ABORT_IF_FALSE(InImageBridgeChildThread(),
"Should be in ImageBridgeChild thread.");
SharedImage *img = GetSharedImageFor(aImage);
if (img) {
CopyDataIntoSharedImage(aImage, img);
} else {
img = CreateSharedImageFromData(aImage);
}
// Keep a reference to the image we sent to compositor to maintain a
// correct reference count.
mImageQueue.AppendElement(aImage);
return img;
}
