diff options
Diffstat (limited to 'src/hardwareintegration/compositor')
9 files changed, 1157 insertions, 4 deletions
diff --git a/src/hardwareintegration/compositor/brcm-egl/brcmbuffer.h b/src/hardwareintegration/compositor/brcm-egl/brcmbuffer.h index 3028fbed5..83545de2e 100644 --- a/src/hardwareintegration/compositor/brcm-egl/brcmbuffer.h +++ b/src/hardwareintegration/compositor/brcm-egl/brcmbuffer.h @@ -41,6 +41,7 @@ #define BRCMBUFFER_H #include <QtWaylandCompositor/private/qwayland-server-wayland.h> +#include <QtWaylandCompositor/private/qwaylandutils_p.h> #include <QtCore/QSize> #include <QtCore/QVector> @@ -62,7 +63,7 @@ public: QSize size() { return m_size; } - static BrcmBuffer *fromResource(struct ::wl_resource *resource) { return static_cast<BrcmBuffer*>(Resource::fromResource(resource)->buffer_object); } + static BrcmBuffer *fromResource(struct ::wl_resource *resource) { return QtWayland::fromResource<BrcmBuffer *>(resource); } protected: void buffer_destroy_resource(Resource *resource) override; diff --git a/src/hardwareintegration/compositor/libhybris-egl-server/libhybriseglserverbufferintegration.cpp b/src/hardwareintegration/compositor/libhybris-egl-server/libhybriseglserverbufferintegration.cpp index 5a42c00dc..af9059603 100644 --- a/src/hardwareintegration/compositor/libhybris-egl-server/libhybriseglserverbufferintegration.cpp +++ b/src/hardwareintegration/compositor/libhybris-egl-server/libhybriseglserverbufferintegration.cpp @@ -42,7 +42,7 @@ #include <QtGui/QOpenGLContext> #include <QtGui/QOpenGLTexture> #include <hybris/eglplatformcommon/hybris_nativebufferext.h> -#include <wayland-server.h> +#include <wayland-server-core.h> QT_BEGIN_NAMESPACE LibHybrisEglServerBuffer::LibHybrisEglServerBuffer(LibHybrisEglServerBufferIntegration *integration, const QImage &qimage, QtWayland::ServerBuffer::Format format) diff --git a/src/hardwareintegration/compositor/linux-dmabuf-unstable-v1/linux-dmabuf-unstable-v1.pri b/src/hardwareintegration/compositor/linux-dmabuf-unstable-v1/linux-dmabuf-unstable-v1.pri new file mode 100644 index 000000000..77f6d9410 --- /dev/null +++ b/src/hardwareintegration/compositor/linux-dmabuf-unstable-v1/linux-dmabuf-unstable-v1.pri @@ -0,0 +1,16 @@ +INCLUDEPATH += $$PWD + +QMAKE_USE_PRIVATE += egl wayland-server wayland-egl + +CONFIG += wayland-scanner +WAYLANDSERVERSOURCES += $$PWD/../../../3rdparty/protocol/linux-dmabuf-unstable-v1.xml + +QT += egl_support-private + +SOURCES += \ + $$PWD/linuxdmabufclientbufferintegration.cpp \ + $$PWD/linuxdmabuf.cpp + +HEADERS += \ + $$PWD/linuxdmabufclientbufferintegration.h \ + $$PWD/linuxdmabuf.h diff --git a/src/hardwareintegration/compositor/linux-dmabuf-unstable-v1/linuxdmabuf.cpp b/src/hardwareintegration/compositor/linux-dmabuf-unstable-v1/linuxdmabuf.cpp new file mode 100644 index 000000000..2ba0462c7 --- /dev/null +++ b/src/hardwareintegration/compositor/linux-dmabuf-unstable-v1/linuxdmabuf.cpp @@ -0,0 +1,332 @@ +/**************************************************************************** +** +** Copyright (C) 2018 The Qt Company Ltd. +** Contact: https://www.qt.io/licensing/ +** +** This file is part of the QtWaylandCompositor module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** Commercial License Usage +** Licensees holding valid commercial Qt licenses may use this file in +** accordance with the commercial license agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and The Qt Company. For licensing terms +** and conditions see https://www.qt.io/terms-conditions. For further +** information use the contact form at https://www.qt.io/contact-us. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 3 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL3 included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 3 requirements +** will be met: https://www.gnu.org/licenses/lgpl-3.0.html. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 2.0 or (at your option) the GNU General +** Public license version 3 or any later version approved by the KDE Free +** Qt Foundation. The licenses are as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3 +** included in the packaging of this file. Please review the following +** information to ensure the GNU General Public License requirements will +** be met: https://www.gnu.org/licenses/gpl-2.0.html and +** https://www.gnu.org/licenses/gpl-3.0.html. +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "linuxdmabuf.h" +#include "linuxdmabufclientbufferintegration.h" + +#include <QtWaylandCompositor/QWaylandCompositor> + +#include <drm_fourcc.h> +#include <drm_mode.h> +#include <unistd.h> + +QT_BEGIN_NAMESPACE + +LinuxDmabuf::LinuxDmabuf(wl_display *display, LinuxDmabufClientBufferIntegration *clientBufferIntegration) + : zwp_linux_dmabuf_v1(display, 3 /*version*/) + , m_clientBufferIntegration(clientBufferIntegration) +{ +} + +void LinuxDmabuf::setSupportedModifiers(const QHash<uint32_t, QVector<uint64_t>> &modifiers) +{ + Q_ASSERT(resourceMap().isEmpty()); + m_modifiers = modifiers; +} + +void LinuxDmabuf::zwp_linux_dmabuf_v1_bind_resource(Resource *resource) +{ + for (auto it = m_modifiers.constBegin(); it != m_modifiers.constEnd(); ++it) { + auto format = it.key(); + auto modifiers = it.value(); + // send DRM_FORMAT_MOD_INVALID when no modifiers are supported for a format + if (modifiers.isEmpty()) + modifiers << DRM_FORMAT_MOD_INVALID; + for (const auto &modifier : qAsConst(modifiers)) { + if (resource->version() >= ZWP_LINUX_DMABUF_V1_MODIFIER_SINCE_VERSION) { + const uint32_t modifier_lo = modifier & 0xFFFFFFFF; + const uint32_t modifier_hi = modifier >> 32; + send_modifier(resource->handle, format, modifier_hi, modifier_lo); + } else if (modifier == DRM_FORMAT_MOD_LINEAR || modifier == DRM_FORMAT_MOD_INVALID) { + send_format(resource->handle, format); + } + } + } +} + +void LinuxDmabuf::zwp_linux_dmabuf_v1_create_params(Resource *resource, uint32_t params_id) +{ + wl_resource *r = wl_resource_create(resource->client(), &zwp_linux_buffer_params_v1_interface, + wl_resource_get_version(resource->handle), params_id); + new LinuxDmabufParams(m_clientBufferIntegration, r); // deleted by the client, or when it disconnects +} + +LinuxDmabufParams::LinuxDmabufParams(LinuxDmabufClientBufferIntegration *clientBufferIntegration, wl_resource *resource) + : zwp_linux_buffer_params_v1(resource) + , m_clientBufferIntegration(clientBufferIntegration) +{ +} + +LinuxDmabufParams::~LinuxDmabufParams() +{ + for (auto it = m_planes.begin(); it != m_planes.end(); ++it) { + if (it.value().fd != -1) + close(it.value().fd); + it.value().fd = -1; + } +} + +bool LinuxDmabufParams::handleCreateParams(Resource *resource, int width, int height, uint format, uint flags) +{ + if (m_used) { + wl_resource_post_error(resource->handle, + ZWP_LINUX_BUFFER_PARAMS_V1_ERROR_ALREADY_USED, + "Params already used"); + return false; + } + + if (width <= 0 || height <= 0) { + wl_resource_post_error(resource->handle, + ZWP_LINUX_BUFFER_PARAMS_V1_ERROR_INVALID_DIMENSIONS, + "Invalid dimensions in create request"); + return false; + } + + if (m_planes.isEmpty()) { + wl_resource_post_error(resource->handle, + ZWP_LINUX_BUFFER_PARAMS_V1_ERROR_INCOMPLETE, + "Cannot create a buffer with no planes"); + return false; + } + + // check for holes in plane sequence + auto planeIds = m_planes.keys(); + std::sort(planeIds.begin(), planeIds.end()); + for (int i = 0; i < planeIds.count(); ++i) { + if (uint(i) != planeIds[i]) { + wl_resource_post_error(resource->handle, + ZWP_LINUX_BUFFER_PARAMS_V1_ERROR_INCOMPLETE, + "No dmabuf parameters provided for plane %i", i); + return false; + } + } + + // check for overflows + for (auto it = m_planes.constBegin(); it != m_planes.constEnd(); ++it) { + const auto planeId = it.key(); + const auto plane = it.value(); + if (static_cast<int64_t>(plane.offset) + plane.stride > UINT32_MAX) { + wl_resource_post_error(resource->handle, + ZWP_LINUX_BUFFER_PARAMS_V1_ERROR_OUT_OF_BOUNDS, + "Size overflow for plane %i", + planeId); + return false; + } + if (planeId == 0 && static_cast<int64_t>(plane.offset) + plane.stride * static_cast<int64_t>(height) > UINT32_MAX) { + wl_resource_post_error(resource->handle, + ZWP_LINUX_BUFFER_PARAMS_V1_ERROR_OUT_OF_BOUNDS, + "Size overflow for plane %i", + planeId); + return false; + } + + // do not report an error as it might be caused by the kernel not supporting seeking on dmabuf + off_t size = lseek(plane.fd, 0, SEEK_END); + if (size == -1) { + qCDebug(qLcWaylandCompositorHardwareIntegration) << "Seeking is not supported"; + continue; + } + + if (static_cast<int64_t>(plane.offset) >= size) { + wl_resource_post_error(resource->handle, + ZWP_LINUX_BUFFER_PARAMS_V1_ERROR_OUT_OF_BOUNDS, + "Invalid offset %i for plane %i", + plane.offset, planeId); + return false; + } + + if (static_cast<int64_t>(plane.offset) + static_cast<int64_t>(plane.stride) > size) { + wl_resource_post_error(resource->handle, + ZWP_LINUX_BUFFER_PARAMS_V1_ERROR_OUT_OF_BOUNDS, + "Invalid stride %i for plane %i", + plane.stride, planeId); + return false; + } + + // only valid for first plane as other planes might be sub-sampled + if (planeId == 0 && plane.offset + static_cast<int64_t>(plane.stride) * height > size) { + wl_resource_post_error(resource->handle, + ZWP_LINUX_BUFFER_PARAMS_V1_ERROR_OUT_OF_BOUNDS, + "Invalid buffer stride or height for plane %i", planeId); + return false; + } + } + + m_size = QSize(width, height); + m_drmFormat = format; + m_flags = flags; + m_used = true; + + return true; +} + +void LinuxDmabufParams::zwp_linux_buffer_params_v1_destroy(Resource *resource) +{ + wl_resource_destroy(resource->handle); +} + +void LinuxDmabufParams::zwp_linux_buffer_params_v1_destroy_resource(Resource *resource) +{ + Q_UNUSED(resource); + delete this; +} + +void LinuxDmabufParams::zwp_linux_buffer_params_v1_add(Resource *resource, int32_t fd, uint32_t plane_idx, uint32_t offset, uint32_t stride, uint32_t modifier_hi, uint32_t modifier_lo) +{ + const uint64_t modifiers = (static_cast<uint64_t>(modifier_hi) << 32) | modifier_lo; + if (plane_idx >= LinuxDmabufWlBuffer::MaxDmabufPlanes) { + wl_resource_post_error(resource->handle, + ZWP_LINUX_BUFFER_PARAMS_V1_ERROR_PLANE_IDX, + "Plane index %i is out of bounds", plane_idx); + } + + if (m_planes.contains(plane_idx)) { + wl_resource_post_error(resource->handle, + ZWP_LINUX_BUFFER_PARAMS_V1_ERROR_PLANE_SET, + "Plane already set"); + } + + Plane plane; + plane.fd = fd; + plane.modifiers = modifiers; + plane.offset = offset; + plane.stride = stride; + m_planes.insert(plane_idx, plane); +} + +void LinuxDmabufParams::zwp_linux_buffer_params_v1_create(Resource *resource, int32_t width, int32_t height, uint32_t format, uint32_t flags) +{ + if (!handleCreateParams(resource, width, height, format, flags)) + return; + + auto *buffer = new LinuxDmabufWlBuffer(resource->client(), m_clientBufferIntegration); + buffer->m_size = m_size; + buffer->m_flags = m_flags; + buffer->m_drmFormat = m_drmFormat; + buffer->m_planesNumber = m_planes.size(); // it is checked before that planes are in consecutive sequence + for (auto it = m_planes.begin(); it != m_planes.end(); ++it) { + buffer->m_planes[it.key()] = it.value(); + it.value().fd = -1; // ownership is moved + } + + if (!m_clientBufferIntegration->importBuffer(buffer->resource()->handle, buffer)) { + send_failed(resource->handle); + } else { + send_created(resource->handle, buffer->resource()->handle); + } +} + +void LinuxDmabufParams::zwp_linux_buffer_params_v1_create_immed(Resource *resource, uint32_t buffer_id, int32_t width, int32_t height, uint32_t format, uint32_t flags) +{ + if (!handleCreateParams(resource, width, height, format, flags)) + return; + + auto *buffer = new LinuxDmabufWlBuffer(resource->client(), m_clientBufferIntegration, buffer_id); + buffer->m_size = m_size; + buffer->m_flags = m_flags; + buffer->m_drmFormat = m_drmFormat; + buffer->m_planesNumber = m_planes.size(); // it is checked before that planes are in consecutive sequence + for (auto it = m_planes.begin(); it != m_planes.end(); ++it) { + buffer->m_planes[it.key()] = it.value(); + it.value().fd = -1; // ownership is moved + } + + if (!m_clientBufferIntegration->importBuffer(buffer->resource()->handle, buffer)) { + // for the 'create_immed' request, the implementation can decide + // how to handle the failure by an unknown cause; we decide + // to raise a fatal error at the client + wl_resource_post_error(resource->handle, + ZWP_LINUX_BUFFER_PARAMS_V1_ERROR_INVALID_WL_BUFFER, + "Import of the provided DMA buffer failed"); + } + // note: create signal shall not be sent for the 'create_immed' request +} + +LinuxDmabufWlBuffer::LinuxDmabufWlBuffer(::wl_client *client, LinuxDmabufClientBufferIntegration *clientBufferIntegration, uint id) + : wl_buffer(client, id, 1 /*version*/) + , m_clientBufferIntegration(clientBufferIntegration) +{ +} + +LinuxDmabufWlBuffer::~LinuxDmabufWlBuffer() +{ + m_clientBufferIntegration->removeBuffer(resource()->handle); + buffer_destroy(resource()); +} + +void LinuxDmabufWlBuffer::buffer_destroy(Resource *resource) +{ + Q_UNUSED(resource); + for (uint32_t i = 0; i < m_planesNumber; ++i) { + if (m_textures[i] != nullptr) { + m_clientBufferIntegration->deleteGLTextureWhenPossible(m_textures[i]); + m_textures[i] = nullptr; + } + if (m_eglImages[i] != EGL_NO_IMAGE_KHR) { + m_clientBufferIntegration->deleteImage(m_eglImages[i]); + m_eglImages[i] = EGL_NO_IMAGE_KHR; + } + if (m_planes[i].fd != -1) + close(m_planes[i].fd); + m_planes[i].fd = -1; + } + m_planesNumber = 0; +} + +void LinuxDmabufWlBuffer::initImage(uint32_t plane, EGLImageKHR image) +{ + Q_ASSERT(plane < m_planesNumber); + Q_ASSERT(m_eglImages.at(plane) == EGL_NO_IMAGE_KHR); + m_eglImages[plane] = image; +} + +void LinuxDmabufWlBuffer::initTexture(uint32_t plane, QOpenGLTexture *texture) +{ + Q_ASSERT(plane < m_planesNumber); + Q_ASSERT(m_textures.at(plane) == nullptr); + m_textures[plane] = texture; +} + +void LinuxDmabufWlBuffer::buffer_destroy_resource(Resource *resource) +{ + Q_UNUSED(resource); + delete this; +} + +QT_END_NAMESPACE diff --git a/src/hardwareintegration/compositor/linux-dmabuf-unstable-v1/linuxdmabuf.h b/src/hardwareintegration/compositor/linux-dmabuf-unstable-v1/linuxdmabuf.h new file mode 100644 index 000000000..2abc2ce6b --- /dev/null +++ b/src/hardwareintegration/compositor/linux-dmabuf-unstable-v1/linuxdmabuf.h @@ -0,0 +1,162 @@ +/**************************************************************************** +** +** Copyright (C) 2018 The Qt Company Ltd. +** Contact: https://www.qt.io/licensing/ +** +** This file is part of the plugins of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** Commercial License Usage +** Licensees holding valid commercial Qt licenses may use this file in +** accordance with the commercial license agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and The Qt Company. For licensing terms +** and conditions see https://www.qt.io/terms-conditions. For further +** information use the contact form at https://www.qt.io/contact-us. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 3 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL3 included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 3 requirements +** will be met: https://www.gnu.org/licenses/lgpl-3.0.html. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 2.0 or (at your option) the GNU General +** Public license version 3 or any later version approved by the KDE Free +** Qt Foundation. The licenses are as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3 +** included in the packaging of this file. Please review the following +** information to ensure the GNU General Public License requirements will +** be met: https://www.gnu.org/licenses/gpl-2.0.html and +** https://www.gnu.org/licenses/gpl-3.0.html. +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef LINUXDMABUF_H +#define LINUXDMABUF_H + +#include "qwayland-server-linux-dmabuf-unstable-v1.h" + +#include <QtWaylandCompositor/private/qwayland-server-wayland.h> +#include <QtWaylandCompositor/private/qwlclientbufferintegration_p.h> + +#include <QtCore/QObject> +#include <QtCore/QHash> +#include <QtCore/QSize> +#include <QtCore/QTextStream> +#include <QtGui/QOpenGLTexture> + +#include <EGL/egl.h> +#include <EGL/eglext.h> + +// compatibility with libdrm <= 2.4.74 +#ifndef DRM_FORMAT_RESERVED +#define DRM_FORMAT_RESERVED ((1ULL << 56) - 1) +#endif +#ifndef DRM_FORMAT_MOD_VENDOR_NONE +#define DRM_FORMAT_MOD_VENDOR_NONE 0 +#endif +#ifndef DRM_FORMAT_MOD_LINEAR +#define DRM_FORMAT_MOD_LINEAR fourcc_mod_code(NONE, 0) +#endif +#ifndef DRM_FORMAT_MOD_INVALID +#define DRM_FORMAT_MOD_INVALID fourcc_mod_code(NONE, DRM_FORMAT_RESERVED) +#endif + +QT_BEGIN_NAMESPACE + +class QWaylandCompositor; +class QWaylandResource; +class LinuxDmabufParams; +class LinuxDmabufClientBufferIntegration; + +struct Plane { + int fd = -1; + uint32_t offset = 0; + uint32_t stride = 0; + uint64_t modifiers = 0; +}; + +class LinuxDmabuf : public QtWaylandServer::zwp_linux_dmabuf_v1 +{ +public: + explicit LinuxDmabuf(wl_display *display, LinuxDmabufClientBufferIntegration *clientBufferIntegration); + + void setSupportedModifiers(const QHash<uint32_t, QVector<uint64_t>> &modifiers); + +protected: + void zwp_linux_dmabuf_v1_bind_resource(Resource *resource) override; + void zwp_linux_dmabuf_v1_create_params(Resource *resource, uint32_t params_id) override; + +private: + QHash<uint32_t, QVector<uint64_t>> m_modifiers; // key=DRM format, value=supported DRM modifiers for format + LinuxDmabufClientBufferIntegration *m_clientBufferIntegration; +}; + +class LinuxDmabufParams : public QtWaylandServer::zwp_linux_buffer_params_v1 +{ +public: + explicit LinuxDmabufParams(LinuxDmabufClientBufferIntegration *clientBufferIntegration, wl_resource *resource); + ~LinuxDmabufParams() override; + +private: + bool handleCreateParams(Resource *resource, int width, int height, uint format, uint flags); + uint m_drmFormat = 0; + uint m_flags = 0; + QSize m_size; + bool m_used = false; + QMap<uint, Plane> m_planes; + LinuxDmabufClientBufferIntegration *m_clientBufferIntegration; + +protected: + void zwp_linux_buffer_params_v1_destroy(Resource *resource) override; + void zwp_linux_buffer_params_v1_add(Resource *resource, int32_t fd, uint32_t plane_idx, uint32_t offset, uint32_t stride, uint32_t modifier_hi, uint32_t modifier_lo) override; + void zwp_linux_buffer_params_v1_create(Resource *resource, int32_t width, int32_t height, uint32_t format, uint32_t flags) override; + void zwp_linux_buffer_params_v1_create_immed(Resource *resource, uint32_t buffer_id, int32_t width, int32_t height, uint32_t format, uint32_t flags) override; + void zwp_linux_buffer_params_v1_destroy_resource(Resource *resource) override; + + friend class LinuxDmabufClientBufferIntegrationPrivate; +}; + +class LinuxDmabufWlBuffer : public QtWaylandServer::wl_buffer +{ +public: + explicit LinuxDmabufWlBuffer(::wl_client *client, LinuxDmabufClientBufferIntegration *clientBufferIntegration, uint id = 0); + ~LinuxDmabufWlBuffer() override; + + void initImage(uint32_t plane, EGLImageKHR image); + void initTexture(uint32_t plane, QOpenGLTexture *texture); + inline QSize size() const { return m_size; } + inline uint32_t flags() const { return m_flags; } + inline uint32_t drmFormat() const { return m_drmFormat; } + inline Plane& plane(uint index) { return m_planes.at(index); } + inline uint32_t planesNumber() const { return m_planesNumber; } + inline EGLImageKHR image(uint32_t plane) { return m_eglImages.at(plane); } + inline QOpenGLTexture *texture(uint32_t plane) const { return m_textures.at(plane); } + void buffer_destroy_resource(Resource *resource) override; + + static const uint32_t MaxDmabufPlanes = 4; + +private: + QSize m_size; + uint32_t m_flags = 0; + uint32_t m_drmFormat = EGL_TEXTURE_RGBA; + std::array<Plane, MaxDmabufPlanes> m_planes; + uint32_t m_planesNumber = 1; + LinuxDmabufClientBufferIntegration *m_clientBufferIntegration = nullptr; + std::array<EGLImageKHR, MaxDmabufPlanes> m_eglImages = { {EGL_NO_IMAGE_KHR, EGL_NO_IMAGE_KHR, EGL_NO_IMAGE_KHR, EGL_NO_IMAGE_KHR} }; + std::array<QOpenGLTexture *, MaxDmabufPlanes> m_textures = { {nullptr, nullptr, nullptr, nullptr} }; + void freeResources(); + void buffer_destroy(Resource *resource) override; + + friend class LinuxDmabufParams; +}; + +QT_END_NAMESPACE + +#endif // LINUXDMABUF_H diff --git a/src/hardwareintegration/compositor/linux-dmabuf-unstable-v1/linuxdmabufclientbufferintegration.cpp b/src/hardwareintegration/compositor/linux-dmabuf-unstable-v1/linuxdmabufclientbufferintegration.cpp new file mode 100644 index 000000000..a85f24542 --- /dev/null +++ b/src/hardwareintegration/compositor/linux-dmabuf-unstable-v1/linuxdmabufclientbufferintegration.cpp @@ -0,0 +1,501 @@ +/**************************************************************************** +** +** Copyright (C) 2018 The Qt Company Ltd. +** Contact: https://www.qt.io/licensing/ +** +** This file is part of the QtWaylandCompositor module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** Commercial License Usage +** Licensees holding valid commercial Qt licenses may use this file in +** accordance with the commercial license agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and The Qt Company. For licensing terms +** and conditions see https://www.qt.io/terms-conditions. For further +** information use the contact form at https://www.qt.io/contact-us. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 3 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL3 included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 3 requirements +** will be met: https://www.gnu.org/licenses/lgpl-3.0.html. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 2.0 or (at your option) the GNU General +** Public license version 3 or any later version approved by the KDE Free +** Qt Foundation. The licenses are as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3 +** included in the packaging of this file. Please review the following +** information to ensure the GNU General Public License requirements will +** be met: https://www.gnu.org/licenses/gpl-2.0.html and +** https://www.gnu.org/licenses/gpl-3.0.html. +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "linuxdmabufclientbufferintegration.h" +#include "linuxdmabuf.h" + +#include <QtWaylandCompositor/QWaylandCompositor> +#include <QtWaylandCompositor/private/qwayland-server-wayland.h> +#include <qpa/qplatformnativeinterface.h> +#include <QtGui/QGuiApplication> +#include <QtGui/QOpenGLContext> +#include <QtGui/QOpenGLTexture> + +#include <EGL/egl.h> +#include <EGL/eglext.h> +#include <unistd.h> +#include <drm_fourcc.h> + +QT_BEGIN_NAMESPACE + +static QWaylandBufferRef::BufferFormatEgl formatFromDrmFormat(EGLint format) { + switch (format) { + case DRM_FORMAT_RGB332: + case DRM_FORMAT_BGR233: + case DRM_FORMAT_XRGB4444: + case DRM_FORMAT_XBGR4444: + case DRM_FORMAT_RGBX4444: + case DRM_FORMAT_BGRX4444: + case DRM_FORMAT_XRGB1555: + case DRM_FORMAT_XBGR1555: + case DRM_FORMAT_RGBX5551: + case DRM_FORMAT_BGRX5551: + case DRM_FORMAT_RGB565: + case DRM_FORMAT_BGR565: + case DRM_FORMAT_RGB888: + case DRM_FORMAT_BGR888: + case DRM_FORMAT_XRGB8888: + case DRM_FORMAT_XBGR8888: + case DRM_FORMAT_RGBX8888: + case DRM_FORMAT_BGRX8888: + case DRM_FORMAT_XRGB2101010: + case DRM_FORMAT_XBGR2101010: + case DRM_FORMAT_RGBX1010102: + case DRM_FORMAT_BGRX1010102: + return QWaylandBufferRef::BufferFormatEgl_RGB; + case DRM_FORMAT_ARGB4444: + case DRM_FORMAT_ABGR4444: + case DRM_FORMAT_RGBA4444: + case DRM_FORMAT_BGRA4444: + case DRM_FORMAT_ARGB1555: + case DRM_FORMAT_ABGR1555: + case DRM_FORMAT_RGBA5551: + case DRM_FORMAT_BGRA5551: + case DRM_FORMAT_ARGB8888: + case DRM_FORMAT_ABGR8888: + case DRM_FORMAT_RGBA8888: + case DRM_FORMAT_BGRA8888: + case DRM_FORMAT_ARGB2101010: + case DRM_FORMAT_ABGR2101010: + case DRM_FORMAT_RGBA1010102: + case DRM_FORMAT_BGRA1010102: + return QWaylandBufferRef::BufferFormatEgl_RGBA; + case DRM_FORMAT_YUYV: + return QWaylandBufferRef::BufferFormatEgl_Y_XUXV; + default: + qCDebug(qLcWaylandCompositorHardwareIntegration) << "Buffer format" << hex << format << "not supported"; + return QWaylandBufferRef::BufferFormatEgl_Null; + } +} + +static QOpenGLTexture::TextureFormat openGLFormatFromBufferFormat(QWaylandBufferRef::BufferFormatEgl format) { + switch (format) { + case QWaylandBufferRef::BufferFormatEgl_RGB: + return QOpenGLTexture::RGBFormat; + case QWaylandBufferRef::BufferFormatEgl_RGBA: + return QOpenGLTexture::RGBAFormat; + default: + return QOpenGLTexture::NoFormat; + } +} + +bool LinuxDmabufClientBufferIntegration::initSimpleTexture(LinuxDmabufWlBuffer *dmabufBuffer) +{ + bool success = true; + + // Resolving GL functions may need a context current, so do it only here. + if (!gl_egl_image_target_texture_2d) + gl_egl_image_target_texture_2d = reinterpret_cast<PFNGLEGLIMAGETARGETTEXTURE2DOESPROC>(eglGetProcAddress("glEGLImageTargetTexture2DOES")); + + if (dmabufBuffer->plane(0).modifiers != DRM_FORMAT_MOD_INVALID && !m_supportsDmabufModifiers) { + qCWarning(qLcWaylandCompositorHardwareIntegration) << "Buffer uses dmabuf modifiers, which are not supported."; + success = false; + } + + for (uint32_t i = 0; i < dmabufBuffer->planesNumber(); ++i) { + QVarLengthArray<EGLint, 17> attribs; + switch (i) { + case 0: + attribs = { + EGL_WIDTH, dmabufBuffer->size().width(), + EGL_HEIGHT, dmabufBuffer->size().height(), + EGL_LINUX_DRM_FOURCC_EXT, EGLint(dmabufBuffer->drmFormat()), + EGL_DMA_BUF_PLANE0_FD_EXT, dmabufBuffer->plane(i).fd, + EGL_DMA_BUF_PLANE0_OFFSET_EXT, EGLint(dmabufBuffer->plane(i).offset), + EGL_DMA_BUF_PLANE0_PITCH_EXT, EGLint(dmabufBuffer->plane(i).stride), + EGL_DMA_BUF_PLANE0_MODIFIER_LO_EXT, EGLint(dmabufBuffer->plane(i).modifiers & 0xffffffff), + EGL_DMA_BUF_PLANE0_MODIFIER_HI_EXT, EGLint(dmabufBuffer->plane(i).modifiers >> 32), + EGL_NONE + }; + break; + case 1: + attribs = { + EGL_WIDTH, dmabufBuffer->size().width(), + EGL_HEIGHT, dmabufBuffer->size().height(), + EGL_LINUX_DRM_FOURCC_EXT, EGLint(dmabufBuffer->drmFormat()), + EGL_DMA_BUF_PLANE1_FD_EXT, dmabufBuffer->plane(i).fd, + EGL_DMA_BUF_PLANE1_OFFSET_EXT, EGLint(dmabufBuffer->plane(i).offset), + EGL_DMA_BUF_PLANE1_PITCH_EXT, EGLint(dmabufBuffer->plane(i).stride), + EGL_DMA_BUF_PLANE1_MODIFIER_LO_EXT, EGLint(dmabufBuffer->plane(i).modifiers & 0xffffffff), + EGL_DMA_BUF_PLANE1_MODIFIER_HI_EXT, EGLint(dmabufBuffer->plane(i).modifiers >> 32), + EGL_NONE + }; + break; + case 2: + attribs = { + EGL_WIDTH, dmabufBuffer->size().width(), + EGL_HEIGHT, dmabufBuffer->size().height(), + EGL_LINUX_DRM_FOURCC_EXT, EGLint(dmabufBuffer->drmFormat()), + EGL_DMA_BUF_PLANE2_FD_EXT, dmabufBuffer->plane(i).fd, + EGL_DMA_BUF_PLANE2_OFFSET_EXT, EGLint(dmabufBuffer->plane(i).offset), + EGL_DMA_BUF_PLANE2_PITCH_EXT, EGLint(dmabufBuffer->plane(i).stride), + EGL_DMA_BUF_PLANE2_MODIFIER_LO_EXT, EGLint(dmabufBuffer->plane(i).modifiers & 0xffffffff), + EGL_DMA_BUF_PLANE2_MODIFIER_HI_EXT, EGLint(dmabufBuffer->plane(i).modifiers >> 32), + EGL_NONE + }; + break; + case 3: + attribs = { + EGL_WIDTH, dmabufBuffer->size().width(), + EGL_HEIGHT, dmabufBuffer->size().height(), + EGL_LINUX_DRM_FOURCC_EXT, EGLint(dmabufBuffer->drmFormat()), + EGL_DMA_BUF_PLANE3_FD_EXT, dmabufBuffer->plane(i).fd, + EGL_DMA_BUF_PLANE3_OFFSET_EXT, EGLint(dmabufBuffer->plane(i).offset), + EGL_DMA_BUF_PLANE3_PITCH_EXT, EGLint(dmabufBuffer->plane(i).stride), + EGL_DMA_BUF_PLANE3_MODIFIER_LO_EXT, EGLint(dmabufBuffer->plane(i).modifiers & 0xffffffff), + EGL_DMA_BUF_PLANE3_MODIFIER_HI_EXT, EGLint(dmabufBuffer->plane(i).modifiers >> 32), + EGL_NONE + }; + break; + default: + return false; + } + + // note: EGLImageKHR does NOT take ownership of the file descriptors + EGLImageKHR image = egl_create_image(m_eglDisplay, + EGL_NO_CONTEXT, + EGL_LINUX_DMA_BUF_EXT, + (EGLClientBuffer) nullptr, + attribs.constData()); + + if (image == EGL_NO_IMAGE_KHR) { + qCWarning(qLcWaylandCompositorHardwareIntegration) << "failed to create EGL image for plane" << i; + success = false; + } + + dmabufBuffer->initImage(i, image); + } + return success; +} + +bool LinuxDmabufClientBufferIntegration::initYuvTexture(LinuxDmabufWlBuffer *dmabufBuffer) +{ + bool success = true; + + const YuvFormatConversion conversion = m_yuvFormats.value(dmabufBuffer->drmFormat()); + if (conversion.inputPlanes != dmabufBuffer->planesNumber()) { + qCWarning(qLcWaylandCompositorHardwareIntegration) << "Buffer for this format must provide" << conversion.inputPlanes + << "planes but only" << dmabufBuffer->planesNumber() << "received"; + return false; + } + + // Resolving GL functions may need a context current, so do it only here. + if (!gl_egl_image_target_texture_2d) + gl_egl_image_target_texture_2d = reinterpret_cast<PFNGLEGLIMAGETARGETTEXTURE2DOESPROC>(eglGetProcAddress("glEGLImageTargetTexture2DOES")); + + + if (dmabufBuffer->plane(0).modifiers != DRM_FORMAT_MOD_INVALID && !m_supportsDmabufModifiers) { + qCWarning(qLcWaylandCompositorHardwareIntegration) << "Buffer uses dmabuf modifiers, which are not supported."; + success = false; + } + + for (uint32_t i = 0; i < conversion.outputPlanes; ++i) { + const YuvPlaneConversion plane = conversion.plane[i]; + + QVarLengthArray<EGLint, 17> attribs = { + EGL_WIDTH, dmabufBuffer->size().width() / plane.widthDivisor, + EGL_HEIGHT, dmabufBuffer->size().height() / plane.heightDivisor, + EGL_LINUX_DRM_FOURCC_EXT, plane.format, + EGL_DMA_BUF_PLANE0_FD_EXT, dmabufBuffer->plane(plane.planeIndex).fd, + EGL_DMA_BUF_PLANE0_OFFSET_EXT, EGLint(dmabufBuffer->plane(plane.planeIndex).offset), + EGL_DMA_BUF_PLANE0_PITCH_EXT, EGLint(dmabufBuffer->plane(plane.planeIndex).stride), + EGL_DMA_BUF_PLANE0_MODIFIER_LO_EXT, EGLint(dmabufBuffer->plane(plane.planeIndex).modifiers & 0xffffffff), + EGL_DMA_BUF_PLANE0_MODIFIER_HI_EXT, EGLint(dmabufBuffer->plane(plane.planeIndex).modifiers >> 32), + EGL_NONE + }; + + // note: EGLImageKHR does NOT take ownership of the file descriptors + EGLImageKHR image = egl_create_image(m_eglDisplay, + EGL_NO_CONTEXT, + EGL_LINUX_DMA_BUF_EXT, + (EGLClientBuffer) nullptr, + attribs.constData()); + + if (image == EGL_NO_IMAGE_KHR) { + qCWarning(qLcWaylandCompositorHardwareIntegration) << "failed to create EGL image for plane" << i; + success = false; + } + + dmabufBuffer->initImage(i, image); + } + return success; +} + +LinuxDmabufClientBufferIntegration::LinuxDmabufClientBufferIntegration() +{ + m_yuvFormats.insert(DRM_FORMAT_YUYV, + YuvFormatConversion { + .inputPlanes = 1, + .outputPlanes = 2, + {{ + .format = DRM_FORMAT_GR88, + .widthDivisor = 1, + .heightDivisor = 1, + .planeIndex = 0 + }, { + .format = DRM_FORMAT_ARGB8888, + .widthDivisor = 2, + .heightDivisor = 1, + .planeIndex = 0 + }} + }); +} + +LinuxDmabufClientBufferIntegration::~LinuxDmabufClientBufferIntegration() +{ + m_importedBuffers.clear(); +} + +void LinuxDmabufClientBufferIntegration::initializeHardware(struct ::wl_display *display) +{ + m_linuxDmabuf.reset(new LinuxDmabuf(display, this)); + + const bool ignoreBindDisplay = !qgetenv("QT_WAYLAND_IGNORE_BIND_DISPLAY").isEmpty() && qgetenv("QT_WAYLAND_IGNORE_BIND_DISPLAY").toInt() != 0; + + // initialize hardware extensions + egl_query_dmabuf_modifiers_ext = reinterpret_cast<PFNEGLQUERYDMABUFMODIFIERSEXTPROC>(eglGetProcAddress("eglQueryDmaBufModifiersEXT")); + egl_query_dmabuf_formats_ext = reinterpret_cast<PFNEGLQUERYDMABUFFORMATSEXTPROC>(eglGetProcAddress("eglQueryDmaBufFormatsEXT")); + if (!egl_query_dmabuf_modifiers_ext || !egl_query_dmabuf_formats_ext) { + qCWarning(qLcWaylandCompositorHardwareIntegration) << "Failed to initialize EGL display. Could not find eglQueryDmaBufModifiersEXT and eglQueryDmaBufFormatsEXT."; + return; + } + + egl_bind_wayland_display = reinterpret_cast<PFNEGLBINDWAYLANDDISPLAYWL>(eglGetProcAddress("eglBindWaylandDisplayWL")); + egl_unbind_wayland_display = reinterpret_cast<PFNEGLUNBINDWAYLANDDISPLAYWL>(eglGetProcAddress("eglUnbindWaylandDisplayWL")); + if ((!egl_bind_wayland_display || !egl_unbind_wayland_display) && !ignoreBindDisplay) { + qCWarning(qLcWaylandCompositorHardwareIntegration) << "Failed to initialize EGL display. Could not find eglBindWaylandDisplayWL and eglUnbindWaylandDisplayWL."; + return; + } + + egl_create_image = reinterpret_cast<PFNEGLCREATEIMAGEKHRPROC>(eglGetProcAddress("eglCreateImageKHR")); + egl_destroy_image = reinterpret_cast<PFNEGLDESTROYIMAGEKHRPROC>(eglGetProcAddress("eglDestroyImageKHR")); + if (!egl_create_image || !egl_destroy_image) { + qCWarning(qLcWaylandCompositorHardwareIntegration) << "Failed to initialize EGL display. Could not find eglCreateImageKHR and eglDestroyImageKHR."; + return; + } + + // initialize EGL display + QPlatformNativeInterface *nativeInterface = QGuiApplication::platformNativeInterface(); + if (!nativeInterface) { + qCWarning(qLcWaylandCompositorHardwareIntegration) << "Failed to initialize EGL display. No native platform interface available."; + return; + } + + m_eglDisplay = nativeInterface->nativeResourceForIntegration("EglDisplay"); + if (!m_eglDisplay) { + qCWarning(qLcWaylandCompositorHardwareIntegration) << "Failed to initialize EGL display. Could not get EglDisplay for window."; + return; + } + + const char *extensionString = eglQueryString(m_eglDisplay, EGL_EXTENSIONS); + if (!extensionString || !strstr(extensionString, "EGL_EXT_image_dma_buf_import")) { + qCWarning(qLcWaylandCompositorHardwareIntegration) << "Failed to initialize EGL display. There is no EGL_EXT_image_dma_buf_import extension."; + return; + } + if (strstr(extensionString, "EGL_EXT_image_dma_buf_import_modifiers")) + m_supportsDmabufModifiers = true; + + if (egl_bind_wayland_display && egl_unbind_wayland_display) { + m_displayBound = egl_bind_wayland_display(m_eglDisplay, display); + if (!m_displayBound) { + if (ignoreBindDisplay) { + qCWarning(qLcWaylandCompositorHardwareIntegration) << "Could not bind Wayland display. Ignoring."; + } else { + qCWarning(qLcWaylandCompositorHardwareIntegration) << "Failed to initialize EGL display. Could not bind Wayland display."; + return; + } + } + } + + // request and sent formats/modifiers only after egl_display is bound + QHash<uint32_t, QVector<uint64_t>> modifiers; + for (const auto &format : supportedDrmFormats()) { + modifiers[format] = supportedDrmModifiers(format); + } + m_linuxDmabuf->setSupportedModifiers(modifiers); +} + +QVector<uint32_t> LinuxDmabufClientBufferIntegration::supportedDrmFormats() +{ + if (!egl_query_dmabuf_formats_ext) + return QVector<uint32_t>(); + + // request total number of formats + EGLint count = 0; + EGLBoolean success = egl_query_dmabuf_formats_ext(m_eglDisplay, 0, nullptr, &count); + + if (success && count > 0) { + QVector<uint32_t> drmFormats(count); + if (egl_query_dmabuf_formats_ext(m_eglDisplay, count, (EGLint *) drmFormats.data(), &count)) + return drmFormats; + } + + return QVector<uint32_t>(); +} + +QVector<uint64_t> LinuxDmabufClientBufferIntegration::supportedDrmModifiers(uint32_t format) +{ + if (!egl_query_dmabuf_modifiers_ext) + return QVector<uint64_t>(); + + // request total number of formats + EGLint count = 0; + EGLBoolean success = egl_query_dmabuf_modifiers_ext(m_eglDisplay, format, 0, nullptr, nullptr, &count); + + if (success && count > 0) { + QVector<uint64_t> modifiers(count); + if (egl_query_dmabuf_modifiers_ext(m_eglDisplay, format, count, modifiers.data(), nullptr, &count)) { + return modifiers; + } + } + + return QVector<uint64_t>(); +} + +void LinuxDmabufClientBufferIntegration::deleteOrphanedTextures() +{ + Q_ASSERT(QOpenGLContext::currentContext()); + qDeleteAll(m_orphanedTextures); + m_orphanedTextures.clear(); +} + +void LinuxDmabufClientBufferIntegration::deleteImage(EGLImageKHR image) +{ + egl_destroy_image(m_eglDisplay, image); +} + +QtWayland::ClientBuffer *LinuxDmabufClientBufferIntegration::createBufferFor(wl_resource *resource) +{ + // fallback for shared memory buffers + if (wl_shm_buffer_get(resource)) + return nullptr; + + auto it = m_importedBuffers.find(resource); + if (it != m_importedBuffers.end()) { + m_importedBuffers.value(resource); + return new LinuxDmabufClientBuffer(this, it.value()->resource()->handle, m_importedBuffers.value(resource)); + } + qCWarning(qLcWaylandCompositorHardwareIntegration) << "could not create client buffer for dmabuf buffer"; + return nullptr; +} + +bool LinuxDmabufClientBufferIntegration::importBuffer(wl_resource *resource, LinuxDmabufWlBuffer *linuxDmabufBuffer) +{ + if (m_importedBuffers.contains(resource)) { + qCWarning(qLcWaylandCompositorHardwareIntegration) << "buffer has already been added"; + return false; + } + m_importedBuffers[resource] = linuxDmabufBuffer; + if (m_yuvFormats.contains(linuxDmabufBuffer->drmFormat())) + return initYuvTexture(linuxDmabufBuffer); + else + return initSimpleTexture(linuxDmabufBuffer); +} + +void LinuxDmabufClientBufferIntegration::removeBuffer(wl_resource *resource) +{ + m_importedBuffers.remove(resource); +} + +LinuxDmabufClientBuffer::LinuxDmabufClientBuffer(LinuxDmabufClientBufferIntegration *integration, + wl_resource *bufferResource, + LinuxDmabufWlBuffer *dmabufBuffer) + : ClientBuffer(bufferResource) + , m_integration(integration) +{ + d = dmabufBuffer; +} + +QOpenGLTexture *LinuxDmabufClientBuffer::toOpenGlTexture(int plane) +{ + // At this point we should have a valid OpenGL context, so it's safe to destroy textures + m_integration->deleteOrphanedTextures(); + + if (!m_buffer) + return nullptr; + + QOpenGLTexture *texture = d->texture(plane); + + const auto target = static_cast<QOpenGLTexture::Target>(GL_TEXTURE_2D); + + if (!texture) { + texture = new QOpenGLTexture(target); + texture->setFormat(openGLFormatFromBufferFormat(formatFromDrmFormat(d->drmFormat()))); + texture->setSize(d->size().width(), d->size().height()); + texture->create(); + d->initTexture(plane, texture); + } + + if (m_textureDirty) { + texture->bind(); + glTexParameterf(target, GL_TEXTURE_MIN_FILTER, GL_NEAREST); + m_integration->gl_egl_image_target_texture_2d(target, d->image(plane)); + } + return texture; +} + +void LinuxDmabufClientBuffer::setDestroyed() +{ + m_integration->removeBuffer(m_buffer); + ClientBuffer::setDestroyed(); +} + +LinuxDmabufClientBuffer::~LinuxDmabufClientBuffer() +{ + // resources are deleted by buffer_destroy_resource + m_buffer = nullptr; + d = nullptr; +} + +QWaylandBufferRef::BufferFormatEgl LinuxDmabufClientBuffer::bufferFormatEgl() const +{ + return formatFromDrmFormat(d->drmFormat()); +} + +QSize LinuxDmabufClientBuffer::size() const +{ + return d->size(); +} + +QWaylandSurface::Origin LinuxDmabufClientBuffer::origin() const +{ + return (d->flags() & QtWaylandServer::zwp_linux_buffer_params_v1::flags_y_invert) ? QWaylandSurface::OriginBottomLeft : QWaylandSurface::OriginTopLeft; +} + +QT_END_NAMESPACE diff --git a/src/hardwareintegration/compositor/linux-dmabuf-unstable-v1/linuxdmabufclientbufferintegration.h b/src/hardwareintegration/compositor/linux-dmabuf-unstable-v1/linuxdmabufclientbufferintegration.h new file mode 100644 index 000000000..914c1e7a6 --- /dev/null +++ b/src/hardwareintegration/compositor/linux-dmabuf-unstable-v1/linuxdmabufclientbufferintegration.h @@ -0,0 +1,138 @@ +/**************************************************************************** +** +** Copyright (C) 2018 The Qt Company Ltd. +** Contact: https://www.qt.io/licensing/ +** +** This file is part of the QtWaylandCompositor module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** Commercial License Usage +** Licensees holding valid commercial Qt licenses may use this file in +** accordance with the commercial license agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and The Qt Company. For licensing terms +** and conditions see https://www.qt.io/terms-conditions. For further +** information use the contact form at https://www.qt.io/contact-us. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 3 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL3 included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 3 requirements +** will be met: https://www.gnu.org/licenses/lgpl-3.0.html. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 2.0 or (at your option) the GNU General +** Public license version 3 or any later version approved by the KDE Free +** Qt Foundation. The licenses are as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3 +** included in the packaging of this file. Please review the following +** information to ensure the GNU General Public License requirements will +** be met: https://www.gnu.org/licenses/gpl-2.0.html and +** https://www.gnu.org/licenses/gpl-3.0.html. +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef LINUXDMABUFCLIENTBUFFERINTEGRATION_H +#define LINUXDMABUFCLIENTBUFFERINTEGRATION_H + +#include "linuxdmabuf.h" + +#include <QtWaylandCompositor/private/qwlclientbufferintegration_p.h> +#include <QtWaylandCompositor/private/qwlclientbuffer_p.h> +#include <QtWaylandCompositor/private/qwayland-server-wayland.h> + +#include <drm_fourcc.h> + +QT_BEGIN_NAMESPACE + +typedef EGLBoolean (EGLAPIENTRYP PFNEGLQUERYWAYLANDBUFFERWL_compat) (EGLDisplay dpy, struct wl_resource *buffer, EGLint attribute, EGLint *value); +typedef EGLBoolean (EGLAPIENTRYP PFNEGLQUERYDMABUFFORMATSEXTPROC) (EGLDisplay dpy, EGLint max_formats, EGLint *formats, EGLint *num_formats); +typedef EGLBoolean (EGLAPIENTRYP PFNEGLQUERYDMABUFMODIFIERSEXTPROC) (EGLDisplay dpy, EGLint format, EGLint max_modifiers, EGLuint64KHR *modifiers, EGLBoolean *external_only, EGLint *num_modifiers); + +class LinuxDmabufClientBufferIntegrationPrivate; +class LinuxDmabufParams; +class LinuxDmabufClientBuffer; + +// buffer conversion definitions to import YUV buffers +struct YuvPlaneConversion { + EGLint format = DRM_FORMAT_YUYV; + EGLint widthDivisor = 1; + EGLint heightDivisor = 1; + EGLint planeIndex = 0; +}; +struct YuvFormatConversion { + uint32_t inputPlanes = 1; + uint32_t outputPlanes = 1; + struct YuvPlaneConversion plane[LinuxDmabufWlBuffer::MaxDmabufPlanes]; +}; + +class LinuxDmabufClientBufferIntegration : public QtWayland::ClientBufferIntegration +{ +public: + LinuxDmabufClientBufferIntegration(); + ~LinuxDmabufClientBufferIntegration() override; + + void initializeHardware(struct ::wl_display *display) override; + QtWayland::ClientBuffer *createBufferFor(wl_resource *resource) override; + bool importBuffer(wl_resource *resource, LinuxDmabufWlBuffer *linuxDmabufBuffer); + void removeBuffer(wl_resource *resource); + void deleteOrphanedTextures(); + void deleteImage(EGLImageKHR image); + void deleteGLTextureWhenPossible(QOpenGLTexture *texture) { m_orphanedTextures << texture; } + PFNGLEGLIMAGETARGETTEXTURE2DOESPROC gl_egl_image_target_texture_2d = nullptr; + +private: + Q_DISABLE_COPY(LinuxDmabufClientBufferIntegration) + + PFNEGLBINDWAYLANDDISPLAYWL egl_bind_wayland_display = nullptr; + PFNEGLUNBINDWAYLANDDISPLAYWL egl_unbind_wayland_display = nullptr; + PFNEGLCREATEIMAGEKHRPROC egl_create_image = nullptr; + PFNEGLDESTROYIMAGEKHRPROC egl_destroy_image = nullptr; + PFNEGLQUERYDMABUFMODIFIERSEXTPROC egl_query_dmabuf_modifiers_ext = nullptr; + PFNEGLQUERYDMABUFFORMATSEXTPROC egl_query_dmabuf_formats_ext = nullptr; + + bool initSimpleTexture(LinuxDmabufWlBuffer *dmabufBuffer); + bool initYuvTexture(LinuxDmabufWlBuffer *dmabufBuffer); + QVector<uint32_t> supportedDrmFormats(); + QVector<uint64_t> supportedDrmModifiers(uint32_t format); + + EGLDisplay m_eglDisplay = EGL_NO_DISPLAY; + bool m_displayBound = false; + QVector<QOpenGLTexture *> m_orphanedTextures; + QHash<EGLint, YuvFormatConversion> m_yuvFormats; + bool m_supportsDmabufModifiers = false; + QHash<struct ::wl_resource *, LinuxDmabufWlBuffer *> m_importedBuffers; + QScopedPointer<LinuxDmabuf> m_linuxDmabuf; +}; + +class LinuxDmabufClientBuffer : public QtWayland::ClientBuffer +{ +public: + ~LinuxDmabufClientBuffer() override; + + QWaylandBufferRef::BufferFormatEgl bufferFormatEgl() const override; + QSize size() const override; + QWaylandSurface::Origin origin() const override; + QOpenGLTexture *toOpenGlTexture(int plane) override; + +protected: + void setDestroyed() override; + +private: + friend class LinuxDmabufClientBufferIntegration; + friend class LinuxDmabufClientBufferIntegrationPrivate; + + LinuxDmabufClientBuffer(LinuxDmabufClientBufferIntegration* integration, wl_resource *bufferResource, LinuxDmabufWlBuffer *dmabufBuffer); + + LinuxDmabufWlBuffer *d = nullptr; + LinuxDmabufClientBufferIntegration *m_integration = nullptr; +}; + +QT_END_NAMESPACE + +#endif // LINUXDMABUFCLIENTBUFFERINTEGRATION_H diff --git a/src/hardwareintegration/compositor/xcomposite_share/xcompositebuffer.h b/src/hardwareintegration/compositor/xcomposite_share/xcompositebuffer.h index b3f1cf3a9..73a66d3af 100644 --- a/src/hardwareintegration/compositor/xcomposite_share/xcompositebuffer.h +++ b/src/hardwareintegration/compositor/xcomposite_share/xcompositebuffer.h @@ -41,6 +41,9 @@ #define XCOMPOSITEBUFFER_H #include <qwayland-server-wayland.h> + +#include <QtWaylandCompositor/private/qwaylandutils_p.h> + #include <QtWaylandCompositor/QWaylandSurface> #include <QtWaylandCompositor/QWaylandCompositor> @@ -68,7 +71,7 @@ public: QSize size() const { return mSize; } - static XCompositeBuffer *fromResource(struct ::wl_resource *resource) { return static_cast<XCompositeBuffer*>(Resource::fromResource(resource)->buffer_object); } + static XCompositeBuffer *fromResource(struct ::wl_resource *resource) { return QtWayland::fromResource<XCompositeBuffer *>(resource); } protected: void buffer_destroy_resource(Resource *) override; diff --git a/src/hardwareintegration/compositor/xcomposite_share/xcompositehandler.h b/src/hardwareintegration/compositor/xcomposite_share/xcompositehandler.h index bb43ed1af..28168994c 100644 --- a/src/hardwareintegration/compositor/xcomposite_share/xcompositehandler.h +++ b/src/hardwareintegration/compositor/xcomposite_share/xcompositehandler.h @@ -45,7 +45,7 @@ #include "xlibinclude.h" #include "qwayland-server-xcomposite.h" -#include <wayland-server.h> +#include <wayland-server-core.h> QT_BEGIN_NAMESPACE |