| /* |
| * Copyright (C) 2015 Igalia S.L. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * |
| * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' |
| * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, |
| * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
| * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS |
| * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
| * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
| * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
| * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
| * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
| * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF |
| * THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #include "config.h" |
| #include "TextureMapperPlatformLayerBuffer.h" |
| |
| #if USE(COORDINATED_GRAPHICS) |
| |
| #include "FloatRect.h" |
| #include "NotImplemented.h" |
| |
| namespace WebCore { |
| |
| TextureMapperPlatformLayerBuffer::TextureMapperPlatformLayerBuffer(RefPtr<BitmapTexture>&& texture, TextureMapperGL::Flags flags) |
| : m_texture(WTFMove(texture)) |
| , m_variant(RGBTexture { 0 }) |
| , m_extraFlags(flags) |
| , m_hasManagedTexture(true) |
| { |
| } |
| |
| TextureMapperPlatformLayerBuffer::TextureMapperPlatformLayerBuffer(GLuint textureID, const IntSize& size, TextureMapperGL::Flags flags, GLint internalFormat) |
| : TextureMapperPlatformLayerBuffer({ RGBTexture { textureID } }, size, flags, internalFormat) |
| { |
| } |
| |
| TextureMapperPlatformLayerBuffer::TextureMapperPlatformLayerBuffer(TextureVariant&& variant, const IntSize& size, TextureMapperGL::Flags flags, GLint internalFormat) |
| : m_variant(WTFMove(variant)) |
| , m_size(size) |
| , m_internalFormat(internalFormat) |
| , m_extraFlags(flags) |
| , m_hasManagedTexture(false) |
| { |
| } |
| |
| TextureMapperPlatformLayerBuffer::~TextureMapperPlatformLayerBuffer() |
| { |
| } |
| |
| bool TextureMapperPlatformLayerBuffer::canReuseWithoutReset(const IntSize& size, GLint internalFormat) |
| { |
| return m_texture && (m_texture->size() == size) && (static_cast<BitmapTextureGL*>(m_texture.get())->internalFormat() == internalFormat || internalFormat == GL_DONT_CARE); |
| } |
| |
| std::unique_ptr<TextureMapperPlatformLayerBuffer> TextureMapperPlatformLayerBuffer::clone() |
| { |
| if (m_hasManagedTexture) { |
| notImplemented(); |
| return nullptr; |
| } |
| |
| return WTF::switchOn(m_variant, |
| [&](const RGBTexture& texture) mutable -> std::unique_ptr<TextureMapperPlatformLayerBuffer> { |
| if (!texture.id) { |
| notImplemented(); |
| return nullptr; |
| } |
| |
| auto clonedTexture = BitmapTextureGL::create(TextureMapperContextAttributes::get(), m_internalFormat); |
| clonedTexture->reset(m_size); |
| static_cast<BitmapTextureGL&>(clonedTexture.get()).copyFromExternalTexture(texture.id); |
| return makeUnique<TextureMapperPlatformLayerBuffer>(WTFMove(clonedTexture), m_extraFlags); |
| }, |
| [](const YUVTexture&) |
| { |
| notImplemented(); |
| return nullptr; |
| }); |
| } |
| |
| void TextureMapperPlatformLayerBuffer::paintToTextureMapper(TextureMapper& textureMapper, const FloatRect& targetRect, const TransformationMatrix& modelViewMatrix, float opacity) |
| { |
| TextureMapperGL& texmapGL = static_cast<TextureMapperGL&>(textureMapper); |
| |
| if (m_hasManagedTexture) { |
| ASSERT(m_texture); |
| BitmapTextureGL* textureGL = static_cast<BitmapTextureGL*>(m_texture.get()); |
| texmapGL.drawTexture(textureGL->id(), m_extraFlags | textureGL->colorConvertFlags(), textureGL->size(), targetRect, modelViewMatrix, opacity); |
| return; |
| } |
| |
| if (m_extraFlags & TextureMapperGL::ShouldNotBlend) { |
| ASSERT(!m_texture); |
| if (m_holePunchClient) |
| m_holePunchClient->setVideoRectangle(enclosingIntRect(modelViewMatrix.mapRect(targetRect))); |
| texmapGL.drawSolidColor(targetRect, modelViewMatrix, Color(0, 0, 0, 0), false); |
| return; |
| } |
| |
| #if USE(GSTREAMER_GL) |
| if (m_unmanagedBufferDataHolder) |
| m_unmanagedBufferDataHolder->waitForCPUSync(); |
| #endif // USE(GSTREAMER_GL) |
| |
| WTF::switchOn(m_variant, |
| [&](const RGBTexture& texture) { |
| ASSERT(texture.id); |
| texmapGL.drawTexture(texture.id, m_extraFlags, m_size, targetRect, modelViewMatrix, opacity); |
| }, |
| [&](const YUVTexture& texture) { |
| switch (texture.numberOfPlanes) { |
| case 1: |
| ASSERT(texture.yuvPlane[0] == texture.yuvPlane[1] && texture.yuvPlane[1] == texture.yuvPlane[2]); |
| ASSERT(texture.yuvPlaneOffset[0] == 2 && texture.yuvPlaneOffset[1] == 1 && !texture.yuvPlaneOffset[2]); |
| texmapGL.drawTexturePackedYUV(texture.planes[texture.yuvPlane[0]], |
| texture.yuvToRgbMatrix, m_extraFlags, m_size, targetRect, modelViewMatrix, opacity); |
| break; |
| case 2: |
| ASSERT(!texture.yuvPlaneOffset[0]); |
| texmapGL.drawTextureSemiPlanarYUV(std::array<GLuint, 2> { texture.planes[texture.yuvPlane[0]], texture.planes[texture.yuvPlane[1]] }, !!texture.yuvPlaneOffset[1], |
| texture.yuvToRgbMatrix, m_extraFlags, m_size, targetRect, modelViewMatrix, opacity); |
| break; |
| case 3: |
| ASSERT(!texture.yuvPlaneOffset[0] && !texture.yuvPlaneOffset[1] && !texture.yuvPlaneOffset[2]); |
| texmapGL.drawTexturePlanarYUV(std::array<GLuint, 3> { texture.planes[texture.yuvPlane[0]], texture.planes[texture.yuvPlane[1]], texture.planes[texture.yuvPlane[2]] }, |
| texture.yuvToRgbMatrix, m_extraFlags, m_size, targetRect, modelViewMatrix, opacity); |
| break; |
| } |
| }); |
| } |
| |
| } // namespace WebCore |
| |
| #endif // USE(COORDINATED_GRAPHICS) |