bool
EGLImageTextureHost::Lock()
{
if (!mCompositor) {
return false;
}
EGLint status = sEGLLibrary.fClientWaitSync(EGL_DISPLAY(), mSync, 0, LOCAL_EGL_FOREVER);
if (status != LOCAL_EGL_CONDITION_SATISFIED) {
return false;
}
if (!mTextureSource) {
gfx::SurfaceFormat format = gfx::SurfaceFormat::R8G8B8A8;
GLenum target = LOCAL_GL_TEXTURE_2D;
GLenum wrapMode = LOCAL_GL_CLAMP_TO_EDGE;
mTextureSource = new EGLImageTextureSource(mCompositor,
mImage,
format,
target,
wrapMode,
mSize);
}
return true;
}
bool
EGLImageTextureHost::Lock()
{
if (!mCompositor) {
return false;
}
EGLint status = LOCAL_EGL_CONDITION_SATISFIED;
if (mSync) {
MOZ_ASSERT(sEGLLibrary.IsExtensionSupported(GLLibraryEGL::KHR_fence_sync));
status = sEGLLibrary.fClientWaitSync(EGL_DISPLAY(), mSync, 0, LOCAL_EGL_FOREVER);
}
if (status != LOCAL_EGL_CONDITION_SATISFIED) {
MOZ_ASSERT(status != 0,
"ClientWaitSync generated an error. Has mSync already been destroyed?");
return false;
}
if (!mTextureSource) {
gfx::SurfaceFormat format = mHasAlpha ? gfx::SurfaceFormat::R8G8B8A8
: gfx::SurfaceFormat::R8G8B8X8;
GLenum target = LOCAL_GL_TEXTURE_EXTERNAL;
GLenum wrapMode = LOCAL_GL_CLAMP_TO_EDGE;
mTextureSource = new EGLImageTextureSource(mCompositor,
mImage,
format,
target,
wrapMode,
mSize);
}
return true;
}
EGLImageImage::~EGLImageImage()
{
if (!mOwns) {
return;
}
if (mImage) {
sEGLLibrary.fDestroyImage(EGL_DISPLAY(), mImage);
mImage = nullptr;
}
if (mSync) {
sEGLLibrary.fDestroySync(EGL_DISPLAY(), mSync);
mSync = nullptr;
}
}
EGLImage CopySurface(layers::Image* img) {
mGLContext->MakeCurrent();
GLuint tex = CreateTextureForOffscreen(mGLContext, mGLContext->GetGLFormats(),
img->GetSize());
auto helper = mGLContext->BlitHelper();
const gl::OriginPos destOrigin = gl::OriginPos::TopLeft;
if (!helper->BlitImageToTexture(img, img->GetSize(), tex, LOCAL_GL_TEXTURE_2D,
destOrigin))
{
mGLContext->fDeleteTextures(1, &tex);
return nullptr;
}
EGLint attribs[] = {
LOCAL_EGL_IMAGE_PRESERVED_KHR, LOCAL_EGL_TRUE,
LOCAL_EGL_NONE, LOCAL_EGL_NONE
};
EGLContext eglContext = static_cast<GLContextEGL*>(mGLContext.get())->GetEGLContext();
EGLImage eglImage = sEGLLibrary.fCreateImage(EGL_DISPLAY(), eglContext,
LOCAL_EGL_GL_TEXTURE_2D_KHR,
(EGLClientBuffer)tex, attribs);
mGLContext->fDeleteTextures(1, &tex);
return eglImage;
}
void
TextureImageEGL::DestroyEGLSurface(void)
{
if (!mSurface)
return;
sEGLLibrary.fDestroySurface(EGL_DISPLAY(), mSurface);
mSurface = nullptr;
}
void
TextureHostOGL::WaitAcquireFenceSyncComplete()
{
if (!mAcquireFence.get() || !mAcquireFence->isValid()) {
return;
}
int fenceFd = mAcquireFence->dup();
if (fenceFd == -1) {
NS_WARNING("failed to dup fence fd");
return;
}
EGLint attribs[] = {
LOCAL_EGL_SYNC_NATIVE_FENCE_FD_ANDROID, fenceFd,
LOCAL_EGL_NONE
};
EGLSync sync = sEGLLibrary.fCreateSync(EGL_DISPLAY(),
LOCAL_EGL_SYNC_NATIVE_FENCE_ANDROID,
attribs);
if (!sync) {
NS_WARNING("failed to create native fence sync");
return;
}
// Wait sync complete with timeout.
// If a source of the fence becomes invalid because of error,
// fene complete is not signaled. See Bug 1061435.
EGLint status = sEGLLibrary.fClientWaitSync(EGL_DISPLAY(),
sync,
0,
400000000 /*400 usec*/);
if (status != LOCAL_EGL_CONDITION_SATISFIED) {
NS_ERROR("failed to wait native fence sync");
}
MOZ_ALWAYS_TRUE( sEGLLibrary.fDestroySync(EGL_DISPLAY(), sync) );
mAcquireFence = nullptr;
}
EGLImage
CreateEGLImage(GLContext* gl, GLuint tex)
{
MOZ_ASSERT(DoesEGLContextSupportSharingWithEGLImage(gl));
EGLClientBuffer clientBuffer = (EGLClientBuffer)((uint64_t)tex);
EGLContext eglContext = GLContextEGL::Cast(gl)->mContext;
EGLImage image = sEGLLibrary.fCreateImage(EGL_DISPLAY(),
eglContext,
LOCAL_EGL_GL_TEXTURE_2D,
clientBuffer,
nullptr);
return image;
}
void
TextureHostOGL::WaitAcquireFenceSyncComplete()
{
if (!mAcquireFence.get() || !mAcquireFence->isValid()) {
return;
}
int fenceFd = mAcquireFence->dup();
if (fenceFd == -1) {
NS_WARNING("failed to dup fence fd");
return;
}
EGLint attribs[] = {
LOCAL_EGL_SYNC_NATIVE_FENCE_FD_ANDROID, fenceFd,
LOCAL_EGL_NONE
};
EGLSync sync = sEGLLibrary.fCreateSync(EGL_DISPLAY(),
LOCAL_EGL_SYNC_NATIVE_FENCE_ANDROID,
attribs);
if (!sync) {
NS_WARNING("failed to create native fence sync");
return;
}
EGLint status = sEGLLibrary.fClientWaitSync(EGL_DISPLAY(),
sync,
0,
LOCAL_EGL_FOREVER);
if (status != LOCAL_EGL_CONDITION_SATISFIED) {
NS_WARNING("failed to wait native fence sync");
}
MOZ_ALWAYS_TRUE( sEGLLibrary.fDestroySync(EGL_DISPLAY(), sync) );
mAcquireFence = nullptr;
}
bool
TextureImageEGL::ReleaseTexImage()
{
if (!mBound)
return true;
EGLBoolean success =
sEGLLibrary.fReleaseTexImage(EGL_DISPLAY(),
(EGLSurface)mSurface,
LOCAL_EGL_BACK_BUFFER);
if (success == LOCAL_EGL_FALSE)
return false;
mBound = false;
return true;
}
/*static*/ EGLImageWrapper*
EGLImageWrapper::Create(GLContext* gl, GLuint tex)
{
MOZ_ASSERT(DoesEGLContextSupportSharingWithEGLImage(gl));
GLLibraryEGL& library = sEGLLibrary;
EGLDisplay display = EGL_DISPLAY();
EGLContext eglContext = GLContextEGL::Cast(gl)->mContext;
EGLClientBuffer clientBuffer = (EGLClientBuffer)((uint64_t)tex);
EGLImage image = library.fCreateImage(display,
eglContext,
LOCAL_EGL_GL_TEXTURE_2D,
clientBuffer,
nullptr);
if (!image) {
#ifdef DEBUG
printf_stderr("Could not create EGL images: ERROR (0x%04x)\n",
sEGLLibrary.fGetError());
#endif
return nullptr;
}
return new EGLImageWrapper(library, display, image);
}
bool
EGLImageTextureHost::Lock()
{
GLContext* gl = this->gl();
if (!gl || !gl->MakeCurrent()) {
return false;
}
EGLint status = LOCAL_EGL_CONDITION_SATISFIED;
if (mSync) {
MOZ_ASSERT(sEGLLibrary.IsExtensionSupported(GLLibraryEGL::KHR_fence_sync));
status = sEGLLibrary.fClientWaitSync(EGL_DISPLAY(), mSync, 0, LOCAL_EGL_FOREVER);
}
if (status != LOCAL_EGL_CONDITION_SATISFIED) {
MOZ_ASSERT(status != 0,
"ClientWaitSync generated an error. Has mSync already been destroyed?");
return false;
}
if (!mTextureSource) {
gfx::SurfaceFormat format = mHasAlpha ? gfx::SurfaceFormat::R8G8B8A8
: gfx::SurfaceFormat::R8G8B8X8;
GLenum target = gl->GetPreferredEGLImageTextureTarget();
GLenum wrapMode = LOCAL_GL_CLAMP_TO_EDGE;
mTextureSource = new EGLImageTextureSource(mProvider,
mImage,
format,
target,
wrapMode,
mSize);
}
return true;
}
virtual nsresult PostOutput(BufferInfo::Param aInfo, MediaFormat::Param aFormat,
const media::TimeUnit& aDuration) override {
if (!EnsureGLContext()) {
return NS_ERROR_FAILURE;
}
nsRefPtr<layers::Image> img = mImageContainer->CreateImage(ImageFormat::SURFACE_TEXTURE);
layers::SurfaceTextureImage::Data data;
data.mSurfTex = mSurfaceTexture.get();
data.mSize = mConfig.mDisplay;
data.mOriginPos = gl::OriginPos::BottomLeft;
layers::SurfaceTextureImage* stImg = static_cast<layers::SurfaceTextureImage*>(img.get());
stImg->SetData(data);
if (WantCopy()) {
EGLImage eglImage = CopySurface(img);
if (!eglImage) {
return NS_ERROR_FAILURE;
}
EGLSync eglSync = nullptr;
if (sEGLLibrary.IsExtensionSupported(GLLibraryEGL::KHR_fence_sync) &&
mGLContext->IsExtensionSupported(GLContext::OES_EGL_sync))
{
MOZ_ASSERT(mGLContext->IsCurrent());
eglSync = sEGLLibrary.fCreateSync(EGL_DISPLAY(),
LOCAL_EGL_SYNC_FENCE,
nullptr);
MOZ_ASSERT(eglSync);
mGLContext->fFlush();
} else {
NS_WARNING("No EGL fence support detected, rendering artifacts may occur!");
}
img = mImageContainer->CreateImage(ImageFormat::EGLIMAGE);
layers::EGLImageImage::Data data;
data.mImage = eglImage;
data.mSync = eglSync;
data.mOwns = true;
data.mSize = mConfig.mDisplay;
data.mOriginPos = gl::OriginPos::TopLeft;
layers::EGLImageImage* typedImg = static_cast<layers::EGLImageImage*>(img.get());
typedImg->SetData(data);
}
nsresult rv;
int32_t flags;
NS_ENSURE_SUCCESS(rv = aInfo->Flags(&flags), rv);
bool isSync = !!(flags & MediaCodec::BUFFER_FLAG_SYNC_FRAME);
int32_t offset;
NS_ENSURE_SUCCESS(rv = aInfo->Offset(&offset), rv);
int64_t presentationTimeUs;
NS_ENSURE_SUCCESS(rv = aInfo->PresentationTimeUs(&presentationTimeUs), rv);
nsRefPtr<VideoData> v =
VideoData::CreateFromImage(mConfig,
mImageContainer,
offset,
presentationTimeUs,
aDuration.ToMicroseconds(),
img,
isSync,
presentationTimeUs,
gfx::IntRect(0, 0,
mConfig.mDisplay.width,
mConfig.mDisplay.height));
ENVOKE_CALLBACK(Output, v);
return NS_OK;
}
