diff options
Diffstat (limited to 'src/gsttools/qgstreamervideoprobecontrol.cpp')
-rw-r--r-- | src/gsttools/qgstreamervideoprobecontrol.cpp | 129 |
1 files changed, 0 insertions, 129 deletions
diff --git a/src/gsttools/qgstreamervideoprobecontrol.cpp b/src/gsttools/qgstreamervideoprobecontrol.cpp deleted file mode 100644 index f9ce4e412..000000000 --- a/src/gsttools/qgstreamervideoprobecontrol.cpp +++ /dev/null @@ -1,129 +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 "qgstreamervideoprobecontrol_p.h" - -#include "qgstutils_p.h" -#include <private/qgstvideobuffer_p.h> - -QGstreamerVideoProbeControl::QGstreamerVideoProbeControl(QObject *parent) - : QMediaVideoProbeControl(parent) -{ -} - -QGstreamerVideoProbeControl::~QGstreamerVideoProbeControl() -{ -} - -void QGstreamerVideoProbeControl::startFlushing() -{ - m_flushing = true; - - { - QMutexLocker locker(&m_frameMutex); - m_pendingFrame = QVideoFrame(); - } - - // only emit flush if at least one frame was probed - if (m_frameProbed) - emit flush(); -} - -void QGstreamerVideoProbeControl::stopFlushing() -{ - m_flushing = false; -} - -void QGstreamerVideoProbeControl::probeCaps(GstCaps *caps) -{ -#if GST_CHECK_VERSION(1,0,0) - GstVideoInfo videoInfo; - QVideoSurfaceFormat format = QGstUtils::formatForCaps(caps, &videoInfo); - - QMutexLocker locker(&m_frameMutex); - m_videoInfo = videoInfo; -#else - int bytesPerLine = 0; - QVideoSurfaceFormat format = QGstUtils::formatForCaps(caps, &bytesPerLine); - - QMutexLocker locker(&m_frameMutex); - m_bytesPerLine = bytesPerLine; -#endif - m_format = format; -} - -bool QGstreamerVideoProbeControl::probeBuffer(GstBuffer *buffer) -{ - QMutexLocker locker(&m_frameMutex); - - if (m_flushing || !m_format.isValid()) - return true; - - QVideoFrame frame( -#if GST_CHECK_VERSION(1,0,0) - new QGstVideoBuffer(buffer, m_videoInfo), -#else - new QGstVideoBuffer(buffer, m_bytesPerLine), -#endif - m_format.frameSize(), - m_format.pixelFormat()); - - QGstUtils::setFrameTimeStamps(&frame, buffer); - - m_frameProbed = true; - - if (!m_pendingFrame.isValid()) - QMetaObject::invokeMethod(this, "frameProbed", Qt::QueuedConnection); - m_pendingFrame = frame; - - return true; -} - -void QGstreamerVideoProbeControl::frameProbed() -{ - QVideoFrame frame; - { - QMutexLocker locker(&m_frameMutex); - if (!m_pendingFrame.isValid()) - return; - frame = m_pendingFrame; - m_pendingFrame = QVideoFrame(); - } - emit videoFrameProbed(frame); -} |