diff options
Diffstat (limited to 'src/gsttools')
| -rw-r--r-- | src/gsttools/gsttools.pro | 54 | ||||
| -rw-r--r-- | src/gsttools/gstvideoconnector.c | 4 | ||||
| -rw-r--r-- | src/gsttools/qgstreamergltexturerenderer.cpp | 582 |
3 files changed, 13 insertions, 627 deletions
diff --git a/src/gsttools/gsttools.pro b/src/gsttools/gsttools.pro index 216189d9a..e84454980 100644 --- a/src/gsttools/gsttools.pro +++ b/src/gsttools/gsttools.pro @@ -8,29 +8,16 @@ QT = core-private multimedia-private gui-private !static:DEFINES += QT_MAKEDLL DEFINES += GLIB_VERSION_MIN_REQUIRED=GLIB_VERSION_2_26 -unix:!maemo*:contains(QT_CONFIG, alsa) { -DEFINES += HAVE_ALSA -LIBS_PRIVATE += \ - -lasound +qtConfig(alsa) { + DEFINES += HAVE_ALSA + QMAKE_USE += alsa } -CONFIG += link_pkgconfig +QMAKE_USE += gstreamer -PKGCONFIG += \ - gstreamer-$$GST_VERSION \ - gstreamer-base-$$GST_VERSION \ - gstreamer-audio-$$GST_VERSION \ - gstreamer-video-$$GST_VERSION \ - gstreamer-pbutils-$$GST_VERSION - -equals(GST_VERSION,"0.10") { - PKGCONFIG_PRIVATE += gstreamer-interfaces-0.10 - maemo*: PKGCONFIG_PRIVATE +=gstreamer-plugins-bad-0.10 -} - -config_resourcepolicy { +qtConfig(resourcepolicy) { DEFINES += HAVE_RESOURCE_POLICY - PKGCONFIG_PRIVATE += libresourceqt5 + QMAKE_USE += libresourceqt5 } # Header files must go inside source directory of a module @@ -44,7 +31,6 @@ PRIVATE_HEADERS += \ qgstreamermessage_p.h \ qgstutils_p.h \ qgstvideobuffer_p.h \ - qvideosurfacegstsink_p.h \ qgstreamerbufferprobe_p.h \ qgstreamervideorendererinterface_p.h \ qgstreameraudioinputselector_p.h \ @@ -82,26 +68,16 @@ qtHaveModule(widgets) { qgstreamervideowidget.cpp } -equals(GST_VERSION,"0.10") { +qtConfig(gstreamer_0_10) { PRIVATE_HEADERS += \ qgstbufferpoolinterface_p.h \ - gstvideoconnector_p.h \ + qvideosurfacegstsink_p.h \ + gstvideoconnector_p.h SOURCES += \ qgstbufferpoolinterface.cpp \ qvideosurfacegstsink.cpp \ gstvideoconnector.c - - maemo6 { - PKGCONFIG_PRIVATE += qmsystem2 - - qtConfig(opengles2):qtHaveModule(widgets) { - PRIVATE_HEADERS += qgstreamergltexturerenderer_p.h - SOURCES += qgstreamergltexturerenderer.cpp - QT += opengl - LIBS_PRIVATE += -lEGL -lgstmeegointerfaces-0.10 - } - } } else { PRIVATE_HEADERS += \ qgstvideorendererplugin_p.h \ @@ -112,27 +88,23 @@ equals(GST_VERSION,"0.10") { qgstvideorenderersink.cpp } -mir: { +qtConfig(mirclient): { qtConfig(opengles2):qtHaveModule(widgets) { PRIVATE_HEADERS += qgstreamermirtexturerenderer_p.h SOURCES += qgstreamermirtexturerenderer.cpp QT += opengl quick LIBS += -lEGL } - DEFINES += HAVE_MIR } -config_gstreamer_appsrc { - PKGCONFIG_PRIVATE += gstreamer-app-$$GST_VERSION +qtConfig(gstreamer_app) { + QMAKE_USE += gstreamer_app PRIVATE_HEADERS += qgstappsrc_p.h SOURCES += qgstappsrc.cpp - DEFINES += HAVE_GST_APPSRC - - LIBS_PRIVATE += -lgstapp-$$GST_VERSION } -config_linux_v4l: DEFINES += USE_V4L +qtConfig(linux_v4l): DEFINES += USE_V4L HEADERS += $$PRIVATE_HEADERS diff --git a/src/gsttools/gstvideoconnector.c b/src/gsttools/gstvideoconnector.c index d79df2091..b85f5bdbe 100644 --- a/src/gsttools/gstvideoconnector.c +++ b/src/gsttools/gstvideoconnector.c @@ -410,11 +410,7 @@ gst_video_connector_chain (GstPad * pad, GstBuffer * buf) element->latest_buffer = NULL; } - //don't save the last video buffer on maemo6 because of buffers shortage - //with omapxvsink -#ifndef Q_WS_MAEMO_6 element->latest_buffer = gst_buffer_ref(buf); -#endif gst_buffer_unref(buf); gst_object_unref (element); diff --git a/src/gsttools/qgstreamergltexturerenderer.cpp b/src/gsttools/qgstreamergltexturerenderer.cpp deleted file mode 100644 index 3cd7eddf7..000000000 --- a/src/gsttools/qgstreamergltexturerenderer.cpp +++ /dev/null @@ -1,582 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2016 The Qt Company Ltd. -** Contact: https://www.qt.io/licensing/ -** -** This file is part 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 <private/qvideosurfacegstsink_p.h> -#include <qabstractvideosurface.h> -#include <private/qgstutils_p.h> - -#include <QtGui/qevent.h> -#include <QtWidgets/qapplication.h> -#include <QtWidgets/qx11info_x11.h> -#include <QtCore/qdebug.h> -#include <QtCore/qthread.h> - -#include <QtOpenGL/qgl.h> - -#include <gst/gst.h> -#include <gst/interfaces/xoverlay.h> -#include <gst/interfaces/propertyprobe.h> -#include <gst/interfaces/meegovideotexture.h> -#include <gst/interfaces/meegovideorenderswitch.h> - - -#include <EGL/egl.h> -#include <EGL/eglext.h> - -#include "qgstreamergltexturerenderer_p.h" - -//#define GL_TEXTURE_SINK_DEBUG 1 - -//from extdefs.h -typedef void *EGLSyncKHR; -typedef khronos_utime_nanoseconds_t EGLTimeKHR; - -#define GL_TEXTURE_EXTERNAL_OES 0x8D65 -#define EGL_SYNC_FENCE_KHR 0x30F9 - -typedef EGLSyncKHR (EGLAPIENTRYP _PFNEGLCREATESYNCKHRPROC) (EGLDisplay dpy, - EGLenum type, const EGLint * attrib_list); -typedef EGLBoolean (EGLAPIENTRYP _PFNEGLDESTROYSYNCKHRPROC) (EGLDisplay dpy, - EGLSyncKHR sync); - - -const QAbstractVideoBuffer::HandleType EGLImageTextureHandle = - QAbstractVideoBuffer::HandleType(QAbstractVideoBuffer::UserHandle+3434); - -// EGLSync functions -_PFNEGLCREATESYNCKHRPROC eglCreateSyncKHR; -_PFNEGLDESTROYSYNCKHRPROC eglDestroySyncKHR; - -class QGStreamerGLTextureBuffer : public QAbstractVideoBuffer -{ -public: - QGStreamerGLTextureBuffer(MeegoGstVideoTexture *textureSink, int frameNumber) : - QAbstractVideoBuffer(EGLImageTextureHandle), - m_textureSink(MEEGO_GST_VIDEO_TEXTURE(textureSink)), - m_frameNumber(frameNumber) - { - } - - ~QGStreamerGLTextureBuffer() - { - } - - - MapMode mapMode() const { return NotMapped; } - uchar *map(MapMode mode, int *numBytes, int *bytesPerLine) - { - Q_UNUSED(mode); - Q_UNUSED(numBytes); - Q_UNUSED(bytesPerLine); - - //acquire_frame should really be called at buffer construction time - //but it conflicts with id-less implementation of gst texture sink. -#if defined(GL_TEXTURE_SINK_DEBUG) && GL_TEXTURE_SINK_DEBUG > 1 - qDebug() << "acquire frame" << m_frameNumber; -#endif - if (!meego_gst_video_texture_acquire_frame(m_textureSink,m_frameNumber)) - qWarning() << Q_FUNC_INFO << "acquire-frame failed" << m_frameNumber; - - -#if defined(GL_TEXTURE_SINK_DEBUG) && GL_TEXTURE_SINK_DEBUG > 1 - qDebug() << "map frame" << m_frameNumber; -#endif - - gboolean bind_status = meego_gst_video_texture_bind_frame(m_textureSink, GL_TEXTURE_EXTERNAL_OES, m_frameNumber); - if (!bind_status) - qWarning() << Q_FUNC_INFO << "bind-frame failed"; - - return (uchar*)1; - } - - void unmap() - { - gboolean bind_status = meego_gst_video_texture_bind_frame(m_textureSink, GL_TEXTURE_EXTERNAL_OES, -1); - -#if defined(GL_TEXTURE_SINK_DEBUG) && GL_TEXTURE_SINK_DEBUG > 1 - qDebug() << "unmap frame" << m_frameNumber; -#endif - - if (!bind_status) - qWarning() << Q_FUNC_INFO << "unbind-frame failed"; - - //release_frame should really be called in destructor - //but this conflicts with id-less implementation of gst texture sink. -#if defined(GL_TEXTURE_SINK_DEBUG) && GL_TEXTURE_SINK_DEBUG > 1 - qDebug() << "release frame" << m_frameNumber; -#endif - EGLSyncKHR sync = eglCreateSyncKHR(eglGetDisplay((EGLNativeDisplayType)QX11Info::display()), EGL_SYNC_FENCE_KHR, NULL); - meego_gst_video_texture_release_frame(m_textureSink, m_frameNumber, sync); - } - - QVariant handle() const - { - return m_frameNumber; - } - -private: - MeegoGstVideoTexture *m_textureSink; - int m_frameNumber; -}; - - -QGstreamerGLTextureRenderer::QGstreamerGLTextureRenderer(QObject *parent) : - QVideoRendererControl(parent), - m_videoSink(0), - m_surface(0), - m_context(0), - m_winId(0), - m_colorKey(49,0,49), - m_overlayEnabled(false), - m_bufferProbeId(-1) -{ - eglCreateSyncKHR = - (_PFNEGLCREATESYNCKHRPROC)eglGetProcAddress("eglCreateSyncKHR"); - eglDestroySyncKHR = - (_PFNEGLDESTROYSYNCKHRPROC)eglGetProcAddress("eglDestroySyncKHR"); -} - -QGstreamerGLTextureRenderer::~QGstreamerGLTextureRenderer() -{ - if (m_surface && m_surface->isActive()) - m_surface->stop(); - - if (m_videoSink) - gst_object_unref(GST_OBJECT(m_videoSink)); -} - -GstElement *QGstreamerGLTextureRenderer::videoSink() -{ - if (!m_videoSink && isReady()) { - if (m_context && !m_surface->supportedPixelFormats(EGLImageTextureHandle).isEmpty()) { -#ifdef GL_TEXTURE_SINK_DEBUG - qDebug() << Q_FUNC_INFO << ": using gltexture sink"; -#endif - if (m_context) - m_context->makeCurrent(); - m_videoSink = gst_element_factory_make("gltexturesink", "egl-texture-sink"); - g_object_set(G_OBJECT(m_videoSink), - "x-display", QX11Info::display(), - "egl-display", eglGetDisplay((EGLNativeDisplayType)QX11Info::display()), - "egl-context", eglGetCurrentContext(), - "colorkey", m_colorKey.rgb(), - "autopaint-colorkey", false, - "use-framebuffer-memory", true, - "render-mode", m_overlayEnabled ? VIDEO_RENDERSWITCH_XOVERLAY_MODE - : VIDEO_RENDERSWITCH_TEXTURE_STREAMING_MODE, - (char*)NULL); - - g_signal_connect(G_OBJECT(m_videoSink), "frame-ready", G_CALLBACK(handleFrameReady), (gpointer)this); - } else { - qWarning() << Q_FUNC_INFO << ": Fallback to QVideoSurfaceGstSink since EGLImageTextureHandle is not supported"; - m_videoSink = reinterpret_cast<GstElement*>(QVideoSurfaceGstSink::createSink(m_surface)); - } - - if (m_videoSink) { - gst_object_ref(GST_OBJECT(m_videoSink)); //Take ownership - gst_object_sink(GST_OBJECT(m_videoSink)); - - GstPad *pad = gst_element_get_static_pad(m_videoSink,"sink"); - m_bufferProbeId = gst_pad_add_buffer_probe(pad, G_CALLBACK(padBufferProbe), this); - gst_object_unref(GST_OBJECT(pad)); - } - } - - return m_videoSink; -} - -QAbstractVideoSurface *QGstreamerGLTextureRenderer::surface() const -{ - return m_surface; -} - -void QGstreamerGLTextureRenderer::setSurface(QAbstractVideoSurface *surface) -{ - if (m_surface != surface) { -#ifdef GL_TEXTURE_SINK_DEBUG - qDebug() << Q_FUNC_INFO << surface; -#endif - - bool oldReady = isReady(); - - m_context = const_cast<QGLContext*>(QGLContext::currentContext()); - - if (m_videoSink) - gst_object_unref(GST_OBJECT(m_videoSink)); - - m_videoSink = 0; - - if (m_surface) { - disconnect(m_surface, SIGNAL(supportedFormatsChanged()), - this, SLOT(handleFormatChange())); - } - - m_surface = surface; - - if (oldReady != isReady()) - emit readyChanged(!oldReady); - - if (m_surface) { - connect(m_surface, SIGNAL(supportedFormatsChanged()), - this, SLOT(handleFormatChange())); - } - - emit sinkChanged(); - } -} - -void QGstreamerGLTextureRenderer::handleFormatChange() -{ - if (m_videoSink) - gst_object_unref(GST_OBJECT(m_videoSink)); - - m_videoSink = 0; - emit sinkChanged(); -} - -void QGstreamerGLTextureRenderer::handleFrameReady(GstElement *sink, gint frame, gpointer data) -{ - Q_UNUSED(sink); - QGstreamerGLTextureRenderer* renderer = reinterpret_cast<QGstreamerGLTextureRenderer*>(data); - - QMutexLocker locker(&renderer->m_mutex); - QMetaObject::invokeMethod(renderer, "renderGLFrame", - Qt::QueuedConnection, - Q_ARG(int, frame)); - - //we have to wait to ensure the frame is not reused, - //timeout is added to avoid deadlocks when the main thread is - //waiting for rendering to complete, this is possible for example during state chages. - //If frame is not rendered during 60ms (~1-2 frames interval) it's better to unblock and drop it if necessary - renderer->m_renderCondition.wait(&renderer->m_mutex, 60); -} - -void QGstreamerGLTextureRenderer::renderGLFrame(int frame) -{ -#if defined(GL_TEXTURE_SINK_DEBUG) && GL_TEXTURE_SINK_DEBUG > 1 - qDebug() << Q_FUNC_INFO << "frame:" << frame << "surface active:" << m_surface->isActive(); -#endif - QMutexLocker locker(&m_mutex); - - if (!m_surface) { - m_renderCondition.wakeAll(); - return; - } - - MeegoGstVideoTexture *textureSink = MEEGO_GST_VIDEO_TEXTURE(m_videoSink); - - if (m_context) - m_context->makeCurrent(); - - //don't try to render the frame if state is changed to NULL or READY - GstState pendingState = GST_STATE_NULL; - GstState newState = GST_STATE_NULL; - GstStateChangeReturn res = gst_element_get_state(m_videoSink, - &newState, - &pendingState, - 0);//don't block and return immediately - - if (res == GST_STATE_CHANGE_FAILURE || - newState == GST_STATE_NULL || - pendingState == GST_STATE_NULL) { - stopRenderer(); - m_renderCondition.wakeAll(); - return; - } - - if (!m_surface->isActive()) { - //find the native video size - GstPad *pad = gst_element_get_static_pad(m_videoSink,"sink"); - GstCaps *caps = gst_pad_get_negotiated_caps(pad); - - if (caps) { - QSize newNativeSize = QGstUtils::capsCorrectedResolution(caps); - if (m_nativeSize != newNativeSize) { - m_nativeSize = newNativeSize; - emit nativeSizeChanged(); - } - gst_caps_unref(caps); - } - - //start the surface... - QVideoSurfaceFormat format(m_nativeSize, QVideoFrame::Format_RGB32, EGLImageTextureHandle); - if (!m_surface->start(format)) { - qWarning() << Q_FUNC_INFO << "failed to start video surface" << format; - m_renderCondition.wakeAll(); - return; - } - } - - QGStreamerGLTextureBuffer *buffer = new QGStreamerGLTextureBuffer(textureSink, frame); - QVideoFrame videoFrame(buffer, - m_surface->surfaceFormat().frameSize(), - m_surface->surfaceFormat().pixelFormat()); - m_surface->present(videoFrame); - m_renderCondition.wakeAll(); -} - -bool QGstreamerGLTextureRenderer::isReady() const -{ - if (!m_surface) - return false; - - if (m_winId > 0) - return true; - - //winId is required only for EGLImageTextureHandle compatible surfaces - return m_surface->supportedPixelFormats(EGLImageTextureHandle).isEmpty(); -} - -bool QGstreamerGLTextureRenderer::processBusMessage(const QGstreamerMessage &message) -{ - GstMessage* gm = message.rawMessage(); - -#ifdef GL_TEXTURE_SINK_DEBUG - qDebug() << Q_FUNC_INFO << GST_MESSAGE_TYPE_NAME(gm); -#endif - - if (GST_MESSAGE_TYPE(gm) == GST_MESSAGE_STATE_CHANGED && - GST_MESSAGE_SRC(gm) == GST_OBJECT_CAST(m_videoSink)) { - GstState oldState; - GstState newState; - gst_message_parse_state_changed(gm, &oldState, &newState, 0); - -#ifdef GL_TEXTURE_SINK_DEBUG - qDebug() << Q_FUNC_INFO << "State changed:" << oldState << newState; -#endif - - if (newState == GST_STATE_READY || newState == GST_STATE_NULL) { - stopRenderer(); - } - - if (oldState == GST_STATE_READY && newState == GST_STATE_PAUSED) { - updateNativeVideoSize(); - } - } - - return false; -} - -bool QGstreamerGLTextureRenderer::processSyncMessage(const QGstreamerMessage &message) -{ - GstMessage* gm = message.rawMessage(); - - if ((GST_MESSAGE_TYPE(gm) == GST_MESSAGE_ELEMENT) && - gst_structure_has_name(gm->structure, "prepare-xwindow-id") && - m_videoSink && GST_IS_X_OVERLAY(m_videoSink)) { -#ifdef GL_TEXTURE_SINK_DEBUG - qDebug() << Q_FUNC_INFO; -#endif - GstXOverlay *overlay = GST_X_OVERLAY(m_videoSink); - - gst_x_overlay_set_xwindow_id(overlay, m_winId); - - if (!m_displayRect.isEmpty()) { - gst_x_overlay_set_render_rectangle(overlay, - m_displayRect.x(), - m_displayRect.y(), - m_displayRect.width(), - m_displayRect.height()); - } - - GstPad *pad = gst_element_get_static_pad(m_videoSink,"sink"); - m_bufferProbeId = gst_pad_add_buffer_probe(pad, G_CALLBACK(padBufferProbe), this); - - return true; - } - - return false; -} - -void QGstreamerGLTextureRenderer::stopRenderer() -{ -#ifdef GL_TEXTURE_SINK_DEBUG - qDebug() << Q_FUNC_INFO; -#endif - - if (m_surface && m_surface->isActive()) - m_surface->stop(); - - if (!m_nativeSize.isEmpty()) { - m_nativeSize = QSize(); - emit nativeSizeChanged(); - } -} - -bool QGstreamerGLTextureRenderer::overlayEnabled() const -{ - return m_overlayEnabled; -} - -void QGstreamerGLTextureRenderer::setOverlayEnabled(bool enabled) -{ - - if (m_videoSink && (m_overlayEnabled != enabled)) { - qDebug() << Q_FUNC_INFO << enabled; - g_object_set(G_OBJECT(m_videoSink), - "render-mode", - enabled ? VIDEO_RENDERSWITCH_XOVERLAY_MODE : VIDEO_RENDERSWITCH_TEXTURE_STREAMING_MODE, - (char *)NULL); - } - - m_overlayEnabled = enabled; -} - - -WId QGstreamerGLTextureRenderer::winId() const -{ - return m_winId; -} - -void QGstreamerGLTextureRenderer::setWinId(WId id) -{ -#ifdef GL_TEXTURE_SINK_DEBUG - qDebug() << Q_FUNC_INFO << id; -#endif - - if (m_winId == id) - return; - - bool oldReady = isReady(); - - m_winId = id; - - if (m_videoSink && GST_IS_X_OVERLAY(m_videoSink)) { - //don't set winId in NULL state, - //texture sink opens xvideo port on set_xwindow_id, - //this fails if video resource is not granted by resource policy yet. - //state is changed to READY/PAUSED/PLAYING only after resource is granted. - GstState pendingState = GST_STATE_NULL; - GstState newState = GST_STATE_NULL; - GstStateChangeReturn res = gst_element_get_state(m_videoSink, - &newState, - &pendingState, - 0);//don't block and return immediately - - if (res != GST_STATE_CHANGE_FAILURE && - newState != GST_STATE_NULL && - pendingState != GST_STATE_NULL) - gst_x_overlay_set_xwindow_id(GST_X_OVERLAY(m_videoSink), m_winId); - } - - if (oldReady != isReady()) - emit readyChanged(!oldReady); -} - -QRect QGstreamerGLTextureRenderer::overlayGeometry() const -{ - return m_displayRect; -} - -void QGstreamerGLTextureRenderer::setOverlayGeometry(const QRect &geometry) -{ - if (m_displayRect != geometry) { -#ifdef GL_TEXTURE_SINK_DEBUG - qDebug() << Q_FUNC_INFO << geometry; -#endif - m_displayRect = geometry; - - if (m_videoSink && GST_IS_X_OVERLAY(m_videoSink)) { - if (m_displayRect.isEmpty()) - gst_x_overlay_set_render_rectangle(GST_X_OVERLAY(m_videoSink), -1, -1, -1, -1); - else - gst_x_overlay_set_render_rectangle(GST_X_OVERLAY(m_videoSink), - m_displayRect.x(), - m_displayRect.y(), - m_displayRect.width(), - m_displayRect.height()); - repaintOverlay(); - } - } -} - -QColor QGstreamerGLTextureRenderer::colorKey() const -{ - return m_colorKey; -} - -void QGstreamerGLTextureRenderer::repaintOverlay() -{ - if (m_videoSink && GST_IS_X_OVERLAY(m_videoSink)) { - //don't call gst_x_overlay_expose if the sink is in null state - GstState state = GST_STATE_NULL; - GstStateChangeReturn res = gst_element_get_state(m_videoSink, &state, NULL, 1000000); - if (res != GST_STATE_CHANGE_FAILURE && state != GST_STATE_NULL) { - gst_x_overlay_expose(GST_X_OVERLAY(m_videoSink)); - } - } -} - -QSize QGstreamerGLTextureRenderer::nativeSize() const -{ - return m_nativeSize; -} - -gboolean QGstreamerGLTextureRenderer::padBufferProbe(GstPad *pad, GstBuffer *buffer, gpointer user_data) -{ - QGstreamerGLTextureRenderer *control = reinterpret_cast<QGstreamerGLTextureRenderer*>(user_data); - QMetaObject::invokeMethod(control, "updateNativeVideoSize", Qt::QueuedConnection); - gst_pad_remove_buffer_probe(pad, control->m_bufferProbeId); - - return TRUE; -} - -void QGstreamerGLTextureRenderer::updateNativeVideoSize() -{ - const QSize oldSize = m_nativeSize; - - if (m_videoSink) { - //find video native size to update video widget size hint - GstPad *pad = gst_element_get_static_pad(m_videoSink,"sink"); - GstCaps *caps = gst_pad_get_negotiated_caps(pad); - - if (caps) { - m_nativeSize = QGstUtils::capsCorrectedResolution(caps); - gst_caps_unref(caps); - } - } else { - m_nativeSize = QSize(); - } -#ifdef GL_TEXTURE_SINK_DEBUG - qDebug() << Q_FUNC_INFO << oldSize << m_nativeSize << m_videoSink; -#endif - - if (m_nativeSize != oldSize) - emit nativeSizeChanged(); -} |