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Diffstat (limited to 'src/3rdparty/angle/src/libANGLE/Stream.cpp')
| -rw-r--r-- | src/3rdparty/angle/src/libANGLE/Stream.cpp | 271 |
1 files changed, 0 insertions, 271 deletions
diff --git a/src/3rdparty/angle/src/libANGLE/Stream.cpp b/src/3rdparty/angle/src/libANGLE/Stream.cpp deleted file mode 100644 index 68279976b7..0000000000 --- a/src/3rdparty/angle/src/libANGLE/Stream.cpp +++ /dev/null @@ -1,271 +0,0 @@ -// -// Copyright (c) 2016 The ANGLE Project Authors. All rights reserved. -// Use of this source code is governed by a BSD-style license that can be -// found in the LICENSE file. -// - -// Stream.cpp: Implements the egl::Stream class, representing the stream -// where frames are streamed in. Implements EGLStreanKHR. - -#include "libANGLE/Stream.h" - -#include <platform/Platform.h> -#include <EGL/eglext.h> - -#include "common/debug.h" -#include "common/mathutil.h" -#include "common/platform.h" -#include "common/utilities.h" -#include "libANGLE/Context.h" -#include "libANGLE/Display.h" -#include "libANGLE/renderer/DisplayImpl.h" -#include "libANGLE/renderer/StreamProducerImpl.h" - -namespace egl -{ - -Stream::Stream(Display *display, const AttributeMap &attribs) - : mDisplay(display), - mProducerImplementation(nullptr), - mState(EGL_STREAM_STATE_CREATED_KHR), - mProducerFrame(0), - mConsumerFrame(0), - mConsumerLatency(attribs.getAsInt(EGL_CONSUMER_LATENCY_USEC_KHR, 0)), - mConsumerAcquireTimeout(attribs.getAsInt(EGL_CONSUMER_ACQUIRE_TIMEOUT_USEC_KHR, 0)), - mPlaneCount(0), - mConsumerType(ConsumerType::NoConsumer), - mProducerType(ProducerType::NoProducer) -{ - for (auto &plane : mPlanes) - { - plane.textureUnit = -1; - plane.texture = nullptr; - } -} - -Stream::~Stream() -{ - SafeDelete(mProducerImplementation); - for (auto &plane : mPlanes) - { - if (plane.texture != nullptr) - { - plane.texture->releaseStream(); - } - } -} - -void Stream::setConsumerLatency(EGLint latency) -{ - mConsumerLatency = latency; -} - -EGLint Stream::getConsumerLatency() const -{ - return mConsumerLatency; -} - -EGLuint64KHR Stream::getProducerFrame() const -{ - return mProducerFrame; -} - -EGLuint64KHR Stream::getConsumerFrame() const -{ - return mConsumerFrame; -} - -EGLenum Stream::getState() const -{ - return mState; -} - -void Stream::setConsumerAcquireTimeout(EGLint timeout) -{ - mConsumerAcquireTimeout = timeout; -} - -EGLint Stream::getConsumerAcquireTimeout() const -{ - return mConsumerAcquireTimeout; -} - -Stream::ProducerType Stream::getProducerType() const -{ - return mProducerType; -} - -Stream::ConsumerType Stream::getConsumerType() const -{ - return mConsumerType; -} - -EGLint Stream::getPlaneCount() const -{ - return mPlaneCount; -} - -rx::StreamProducerImpl *Stream::getImplementation() -{ - return mProducerImplementation; -} - -Error Stream::createConsumerGLTextureExternal(const AttributeMap &attributes, gl::Context *context) -{ - ASSERT(mState == EGL_STREAM_STATE_CREATED_KHR); - ASSERT(mConsumerType == ConsumerType::NoConsumer); - ASSERT(mProducerType == ProducerType::NoProducer); - ASSERT(context != nullptr); - - const auto &glState = context->getGLState(); - EGLenum bufferType = attributes.getAsInt(EGL_COLOR_BUFFER_TYPE, EGL_RGB_BUFFER); - if (bufferType == EGL_RGB_BUFFER) - { - mPlanes[0].texture = glState.getTargetTexture(GL_TEXTURE_EXTERNAL_OES); - ASSERT(mPlanes[0].texture != nullptr); - mPlanes[0].texture->bindStream(this); - mConsumerType = ConsumerType::GLTextureRGB; - mPlaneCount = 1; - } - else - { - mPlaneCount = attributes.getAsInt(EGL_YUV_NUMBER_OF_PLANES_EXT, 2); - ASSERT(mPlaneCount <= 3); - for (EGLint i = 0; i < mPlaneCount; i++) - { - // Fetch all the textures - mPlanes[i].textureUnit = attributes.getAsInt(EGL_YUV_PLANE0_TEXTURE_UNIT_NV + i, -1); - if (mPlanes[i].textureUnit != EGL_NONE) - { - mPlanes[i].texture = - glState.getSamplerTexture(mPlanes[i].textureUnit, GL_TEXTURE_EXTERNAL_OES); - ASSERT(mPlanes[i].texture != nullptr); - } - } - - // Bind them to the stream - for (EGLint i = 0; i < mPlaneCount; i++) - { - if (mPlanes[i].textureUnit != EGL_NONE) - { - mPlanes[i].texture->bindStream(this); - } - } - mConsumerType = ConsumerType::GLTextureYUV; - } - - mContext = context; - mState = EGL_STREAM_STATE_CONNECTING_KHR; - - return NoError(); -} - -Error Stream::createProducerD3D11TextureNV12(const AttributeMap &attributes) -{ - ASSERT(mState == EGL_STREAM_STATE_CONNECTING_KHR); - ASSERT(mConsumerType == ConsumerType::GLTextureYUV); - ASSERT(mProducerType == ProducerType::NoProducer); - ASSERT(mPlaneCount == 2); - - mProducerImplementation = mDisplay->getImplementation()->createStreamProducerD3DTextureNV12( - mConsumerType, attributes); - mProducerType = ProducerType::D3D11TextureNV12; - mState = EGL_STREAM_STATE_EMPTY_KHR; - - return NoError(); -} - -// Called when the consumer of this stream starts using the stream -Error Stream::consumerAcquire(const gl::Context *context) -{ - ASSERT(mState == EGL_STREAM_STATE_NEW_FRAME_AVAILABLE_KHR || - mState == EGL_STREAM_STATE_OLD_FRAME_AVAILABLE_KHR); - ASSERT(mConsumerType == ConsumerType::GLTextureRGB || - mConsumerType == ConsumerType::GLTextureYUV); - ASSERT(mProducerType == ProducerType::D3D11TextureNV12); - - mState = EGL_STREAM_STATE_OLD_FRAME_AVAILABLE_KHR; - mConsumerFrame++; - - // Bind the planes to the gl textures - for (int i = 0; i < mPlaneCount; i++) - { - if (mPlanes[i].texture != nullptr) - { - ANGLE_TRY(mPlanes[i].texture->acquireImageFromStream( - context, mProducerImplementation->getGLFrameDescription(i))); - } - } - - return NoError(); -} - -Error Stream::consumerRelease(const gl::Context *context) -{ - ASSERT(mState == EGL_STREAM_STATE_NEW_FRAME_AVAILABLE_KHR || - mState == EGL_STREAM_STATE_OLD_FRAME_AVAILABLE_KHR); - ASSERT(mConsumerType == ConsumerType::GLTextureRGB || - mConsumerType == ConsumerType::GLTextureYUV); - ASSERT(mProducerType == ProducerType::D3D11TextureNV12); - - // Release the images - for (int i = 0; i < mPlaneCount; i++) - { - if (mPlanes[i].texture != nullptr) - { - ANGLE_TRY(mPlanes[i].texture->releaseImageFromStream(context)); - } - } - - return NoError(); -} - -bool Stream::isConsumerBoundToContext(const gl::Context *context) const -{ - ASSERT(context != nullptr); - return (context == mContext); -} - -Error Stream::validateD3D11NV12Texture(void *texture) const -{ - ASSERT(mConsumerType == ConsumerType::GLTextureRGB || - mConsumerType == ConsumerType::GLTextureYUV); - ASSERT(mProducerType == ProducerType::D3D11TextureNV12); - ASSERT(mProducerImplementation != nullptr); - - return mProducerImplementation->validateD3DNV12Texture(texture); -} - -Error Stream::postD3D11NV12Texture(void *texture, const AttributeMap &attributes) -{ - ASSERT(mConsumerType == ConsumerType::GLTextureRGB || - mConsumerType == ConsumerType::GLTextureYUV); - ASSERT(mProducerType == ProducerType::D3D11TextureNV12); - - mProducerImplementation->postD3DNV12Texture(texture, attributes); - mProducerFrame++; - - mState = EGL_STREAM_STATE_NEW_FRAME_AVAILABLE_KHR; - - return NoError(); -} - -// This is called when a texture object associated with this stream is destroyed. Even if multiple -// textures are bound, one being destroyed invalidates the stream, so all the remaining textures -// will be released and the stream will be invalidated. -void Stream::releaseTextures() -{ - for (auto &plane : mPlanes) - { - if (plane.texture != nullptr) - { - plane.texture->releaseStream(); - plane.texture = nullptr; - } - } - mConsumerType = ConsumerType::NoConsumer; - mProducerType = ProducerType::NoProducer; - mState = EGL_STREAM_STATE_DISCONNECTED_KHR; -} - -} // namespace egl |