diff options
author | Yoann Lopes <yoann.lopes@theqtcompany.com> | 2015-09-10 18:25:37 +0200 |
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committer | Yoann Lopes <yoann.lopes@theqtcompany.com> | 2015-11-05 11:34:55 +0000 |
commit | 95bd9d58d8d37ddec8d37f5b35128689c0aa55a8 (patch) | |
tree | ecf8820d012953caee0f516e349757c8362a95b2 /src/plugins/directshow/player/directshowevrvideowindowcontrol.cpp | |
parent | b2e9ae8856f5297289ab5e1f48bda12ef2201b97 (diff) |
DirectShow: use the EVR in the window control.
Reuse existing code from the WMF plugin, which already uses the EVR.
This enables HW-accelerated video decoding when using QMediaPlayer
with a QVideoWidget.
Task-number: QTBUG-45593
Change-Id: I757e4d53cd2c648aee6ba33a4851a8c6adc62843
Reviewed-by: Christian Stromme <christian.stromme@theqtcompany.com>
Diffstat (limited to 'src/plugins/directshow/player/directshowevrvideowindowcontrol.cpp')
-rw-r--r-- | src/plugins/directshow/player/directshowevrvideowindowcontrol.cpp | 63 |
1 files changed, 63 insertions, 0 deletions
diff --git a/src/plugins/directshow/player/directshowevrvideowindowcontrol.cpp b/src/plugins/directshow/player/directshowevrvideowindowcontrol.cpp new file mode 100644 index 000000000..7bffe47d2 --- /dev/null +++ b/src/plugins/directshow/player/directshowevrvideowindowcontrol.cpp @@ -0,0 +1,63 @@ +/**************************************************************************** +** +** Copyright (C) 2015 The Qt Company Ltd. +** Contact: http://www.qt.io/licensing/ +** +** This file is part of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL21$ +** 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 http://www.qt.io/terms-conditions. For further +** information use the contact form at http://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 2.1 or version 3 as published by the Free +** Software Foundation and appearing in the file LICENSE.LGPLv21 and +** LICENSE.LGPLv3 included in the packaging of this file. Please review the +** following information to ensure the GNU Lesser General Public License +** requirements will be met: https://www.gnu.org/licenses/lgpl.html and +** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** As a special exception, The Qt Company gives you certain additional +** rights. These rights are described in The Qt Company LGPL Exception +** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "directshowevrvideowindowcontrol.h" + +#include "directshowglobal.h" + +DirectShowEvrVideoWindowControl::DirectShowEvrVideoWindowControl(QObject *parent) + : EvrVideoWindowControl(parent) + , m_evrFilter(NULL) +{ +} + +DirectShowEvrVideoWindowControl::~DirectShowEvrVideoWindowControl() +{ + if (m_evrFilter) + m_evrFilter->Release(); +} + +IBaseFilter *DirectShowEvrVideoWindowControl::filter() +{ + static const GUID clsid_EnhancendVideoRenderer = { 0xfa10746c, 0x9b63, 0x4b6c, {0xbc, 0x49, 0xfc, 0x30, 0xe, 0xa5, 0xf2, 0x56} }; + + if (!m_evrFilter) { + m_evrFilter = com_new<IBaseFilter>(clsid_EnhancendVideoRenderer); + if (!setEvr(m_evrFilter)) { + m_evrFilter->Release(); + m_evrFilter = NULL; + } + } + + return m_evrFilter; +} |