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-rw-r--r--DOCS/client_api_examples/qml_direct/main.cpp159
1 files changed, 0 insertions, 159 deletions
diff --git a/DOCS/client_api_examples/qml_direct/main.cpp b/DOCS/client_api_examples/qml_direct/main.cpp
deleted file mode 100644
index 37c6119707..0000000000
--- a/DOCS/client_api_examples/qml_direct/main.cpp
+++ /dev/null
@@ -1,159 +0,0 @@
-#include "main.h"
-
-#include <stdexcept>
-#include <clocale>
-
-#include <QObject>
-#include <QtGlobal>
-#include <QOpenGLContext>
-
-#include <QGuiApplication>
-#include <QtQuick/QQuickWindow>
-#include <QtQuick/QQuickView>
-
-static void *get_proc_address(void *ctx, const char *name) {
- (void)ctx;
- QOpenGLContext *glctx = QOpenGLContext::currentContext();
- if (!glctx)
- return NULL;
- return (void *)glctx->getProcAddress(QByteArray(name));
-}
-
-MpvRenderer::MpvRenderer(mpv::qt::Handle a_mpv, mpv_opengl_cb_context *a_mpv_gl)
- : mpv(a_mpv), mpv_gl(a_mpv_gl), window(0), size()
-{
- int r = mpv_opengl_cb_init_gl(mpv_gl, NULL, get_proc_address, NULL);
- if (r < 0)
- throw std::runtime_error("could not initialize OpenGL");
-}
-
-MpvRenderer::~MpvRenderer()
-{
- // Until this call is done, we need to make sure the player remains
- // alive. This is done implicitly with the mpv::qt::Handle instance
- // in this class.
- mpv_opengl_cb_uninit_gl(mpv_gl);
-}
-
-void MpvRenderer::paint()
-{
- window->resetOpenGLState();
-
- // This uses 0 as framebuffer, which indicates that mpv will render directly
- // to the frontbuffer. Note that mpv will always switch framebuffers
- // explicitly. Some QWindow setups (such as using QQuickWidget) actually
- // want you to render into a FBO in the beforeRendering() signal, and this
- // code won't work there.
- // The negation is used for rendering with OpenGL's flipped coordinates.
- mpv_opengl_cb_draw(mpv_gl, 0, size.width(), -size.height());
-
- window->resetOpenGLState();
-}
-
-MpvObject::MpvObject(QQuickItem * parent)
- : QQuickItem(parent), mpv_gl(0), renderer(0)
-{
- mpv = mpv::qt::Handle::FromRawHandle(mpv_create());
- if (!mpv)
- throw std::runtime_error("could not create mpv context");
-
- mpv_set_option_string(mpv, "terminal", "yes");
- mpv_set_option_string(mpv, "msg-level", "all=v");
-
- if (mpv_initialize(mpv) < 0)
- throw std::runtime_error("could not initialize mpv context");
-
- // Make use of the MPV_SUB_API_OPENGL_CB API.
- mpv::qt::set_option_variant(mpv, "vo", "opengl-cb");
-
- // Setup the callback that will make QtQuick update and redraw if there
- // is a new video frame. Use a queued connection: this makes sure the
- // doUpdate() function is run on the GUI thread.
- mpv_gl = (mpv_opengl_cb_context *)mpv_get_sub_api(mpv, MPV_SUB_API_OPENGL_CB);
- if (!mpv_gl)
- throw std::runtime_error("OpenGL not compiled in");
- mpv_opengl_cb_set_update_callback(mpv_gl, MpvObject::on_update, (void *)this);
- connect(this, &MpvObject::onUpdate, this, &MpvObject::doUpdate,
- Qt::QueuedConnection);
-
- connect(this, &QQuickItem::windowChanged,
- this, &MpvObject::handleWindowChanged);
-}
-
-MpvObject::~MpvObject()
-{
- if (mpv_gl)
- mpv_opengl_cb_set_update_callback(mpv_gl, NULL, NULL);
-}
-
-void MpvObject::handleWindowChanged(QQuickWindow *win)
-{
- if (!win)
- return;
- connect(win, &QQuickWindow::beforeSynchronizing,
- this, &MpvObject::sync, Qt::DirectConnection);
- connect(win, &QQuickWindow::sceneGraphInvalidated,
- this, &MpvObject::cleanup, Qt::DirectConnection);
- connect(win, &QQuickWindow::frameSwapped,
- this, &MpvObject::swapped, Qt::DirectConnection);
- win->setClearBeforeRendering(false);
-}
-
-void MpvObject::sync()
-{
- if (!renderer) {
- renderer = new MpvRenderer(mpv, mpv_gl);
- connect(window(), &QQuickWindow::beforeRendering,
- renderer, &MpvRenderer::paint, Qt::DirectConnection);
- }
- renderer->window = window();
- renderer->size = window()->size() * window()->devicePixelRatio();
-}
-
-void MpvObject::swapped()
-{
- mpv_opengl_cb_report_flip(mpv_gl, 0);
-}
-
-void MpvObject::cleanup()
-{
- if (renderer) {
- delete renderer;
- renderer = 0;
- }
-}
-
-void MpvObject::on_update(void *ctx)
-{
- MpvObject *self = (MpvObject *)ctx;
- emit self->onUpdate();
-}
-
-// connected to onUpdate(); signal makes sure it runs on the GUI thread
-void MpvObject::doUpdate()
-{
- window()->update();
-}
-
-void MpvObject::command(const QVariant& params)
-{
- mpv::qt::command_variant(mpv, params);
-}
-
-int main(int argc, char **argv)
-{
- QGuiApplication app(argc, argv);
-
- // Qt sets the locale in the QGuiApplication constructor, but libmpv
- // requires the LC_NUMERIC category to be set to "C", so change it back.
- std::setlocale(LC_NUMERIC, "C");
-
- qmlRegisterType<MpvObject>("mpvtest", 1, 0, "MpvObject");
-
- QQuickView view;
- view.setResizeMode(QQuickView::SizeRootObjectToView);
- view.setSource(QUrl("qrc:///mpvtest/main.qml"));
- view.show();
-
- return app.exec();
-}