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Diffstat (limited to 'src/gsttools/qx11videosurface.cpp')
| -rw-r--r-- | src/gsttools/qx11videosurface.cpp | 534 |
1 files changed, 0 insertions, 534 deletions
diff --git a/src/gsttools/qx11videosurface.cpp b/src/gsttools/qx11videosurface.cpp deleted file mode 100644 index 5a0f2b6ff..000000000 --- a/src/gsttools/qx11videosurface.cpp +++ /dev/null @@ -1,534 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies). -** Contact: http://www.qt-project.org/legal -** -** 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 Digia. For licensing terms and -** conditions see http://qt.digia.com/licensing. For further information -** use the contact form at http://qt.digia.com/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 as published by the Free Software -** Foundation and appearing in the file LICENSE.LGPL included in the -** packaging of this file. Please review the following information to -** ensure the GNU Lesser General Public License version 2.1 requirements -** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. -** -** In addition, as a special exception, Digia gives you certain additional -** rights. These rights are described in the Digia Qt LGPL Exception -** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. -** -** GNU General Public License Usage -** Alternatively, this file may be used under the terms of the GNU -** General Public License version 3.0 as published by the Free Software -** Foundation and appearing in the file LICENSE.GPL included in the -** packaging of this file. Please review the following information to -** ensure the GNU General Public License version 3.0 requirements will be -** met: http://www.gnu.org/copyleft/gpl.html. -** -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#include <QtCore/qvariant.h> -#include <QtCore/qdebug.h> -#include <QtGui/qguiapplication.h> -#include <qpa/qplatformnativeinterface.h> -#include <qvideosurfaceformat.h> - -#include "qx11videosurface_p.h" - -Q_DECLARE_METATYPE(XvImage*); - -struct XvFormatRgb -{ - QVideoFrame::PixelFormat pixelFormat; - int bits_per_pixel; - int format; - int num_planes; - - int depth; - unsigned int red_mask; - unsigned int green_mask; - unsigned int blue_mask; - -}; - -bool operator ==(const XvImageFormatValues &format, const XvFormatRgb &rgb) -{ - return format.type == XvRGB - && format.bits_per_pixel == rgb.bits_per_pixel - && format.format == rgb.format - && format.num_planes == rgb.num_planes - && format.depth == rgb.depth - && format.red_mask == rgb.red_mask - && format.blue_mask == rgb.blue_mask; -} - -static const XvFormatRgb qt_xvRgbLookup[] = -{ - { QVideoFrame::Format_ARGB32, 32, XvPacked, 1, 32, 0x00FF0000, 0x0000FF00, 0x000000FF }, - { QVideoFrame::Format_RGB32 , 32, XvPacked, 1, 24, 0x00FF0000, 0x0000FF00, 0x000000FF }, - { QVideoFrame::Format_RGB24 , 24, XvPacked, 1, 24, 0x00FF0000, 0x0000FF00, 0x000000FF }, - { QVideoFrame::Format_RGB565, 16, XvPacked, 1, 16, 0x0000F800, 0x000007E0, 0x0000001F }, - { QVideoFrame::Format_BGRA32, 32, XvPacked, 1, 32, 0xFF000000, 0x00FF0000, 0x0000FF00 }, - { QVideoFrame::Format_BGR32 , 32, XvPacked, 1, 24, 0x00FF0000, 0x0000FF00, 0x000000FF }, - { QVideoFrame::Format_BGR24 , 24, XvPacked, 1, 24, 0x00FF0000, 0x0000FF00, 0x000000FF }, - { QVideoFrame::Format_BGR565, 16, XvPacked, 1, 16, 0x0000F800, 0x000007E0, 0x0000001F } -}; - -struct XvFormatYuv -{ - QVideoFrame::PixelFormat pixelFormat; - int bits_per_pixel; - int format; - int num_planes; - - unsigned int y_sample_bits; - unsigned int u_sample_bits; - unsigned int v_sample_bits; - unsigned int horz_y_period; - unsigned int horz_u_period; - unsigned int horz_v_period; - unsigned int vert_y_period; - unsigned int vert_u_period; - unsigned int vert_v_period; - char component_order[32]; -}; - -bool operator ==(const XvImageFormatValues &format, const XvFormatYuv &yuv) -{ - return format.type == XvYUV - && format.bits_per_pixel == yuv.bits_per_pixel - && format.format == yuv.format - && format.num_planes == yuv.num_planes - && format.y_sample_bits == yuv.y_sample_bits - && format.u_sample_bits == yuv.u_sample_bits - && format.v_sample_bits == yuv.v_sample_bits - && format.horz_y_period == yuv.horz_y_period - && format.horz_u_period == yuv.horz_u_period - && format.horz_v_period == yuv.horz_v_period - && format.horz_y_period == yuv.vert_y_period - && format.vert_u_period == yuv.vert_u_period - && format.vert_v_period == yuv.vert_v_period - && qstrncmp(format.component_order, yuv.component_order, 32) == 0; -} - -static const XvFormatYuv qt_xvYuvLookup[] = -{ - { QVideoFrame::Format_YUV444 , 24, XvPacked, 1, 8, 8, 8, 1, 1, 1, 1, 1, 1, "YUV" }, - { QVideoFrame::Format_YUV420P, 12, XvPlanar, 3, 8, 8, 8, 1, 2, 2, 1, 2, 2, "YUV" }, - { QVideoFrame::Format_YV12 , 12, XvPlanar, 3, 8, 8, 8, 1, 2, 2, 1, 2, 2, "YVU" }, - { QVideoFrame::Format_UYVY , 16, XvPacked, 1, 8, 8, 8, 1, 2, 2, 1, 1, 1, "UYVY" }, - { QVideoFrame::Format_YUYV , 16, XvPacked, 1, 8, 8, 8, 1, 2, 2, 1, 1, 1, "YUY2" }, - { QVideoFrame::Format_YUYV , 16, XvPacked, 1, 8, 8, 8, 1, 2, 2, 1, 1, 1, "YUYV" }, - { QVideoFrame::Format_NV12 , 12, XvPlanar, 2, 8, 8, 8, 1, 2, 2, 1, 2, 2, "YUV" }, - { QVideoFrame::Format_NV12 , 12, XvPlanar, 2, 8, 8, 8, 1, 2, 2, 1, 2, 2, "YVU" }, - { QVideoFrame::Format_Y8 , 8 , XvPlanar, 1, 8, 0, 0, 1, 0, 0, 1, 0, 0, "Y" } -}; - -QX11VideoSurface::QX11VideoSurface(QObject *parent) - : QAbstractVideoSurface(parent) - , m_winId(0) - , m_portId(0) - , m_gc(0) - , m_image(0) -{ -} - -QX11VideoSurface::~QX11VideoSurface() -{ - if (m_gc) - XFreeGC(display(), m_gc); - - if (m_portId != 0) - XvUngrabPort(display(), m_portId, 0); -} - -WId QX11VideoSurface::winId() const -{ - return m_winId; -} - -void QX11VideoSurface::setWinId(WId id) -{ - //qDebug() << "setWinID:" << id; - - if (id == m_winId) - return; - - if (m_image) - XFree(m_image); - - if (m_gc) { - XFreeGC(display(), m_gc); - m_gc = 0; - } - - if (m_portId != 0) - XvUngrabPort(display(), m_portId, 0); - - m_supportedPixelFormats.clear(); - m_formatIds.clear(); - - m_winId = id; - - if (m_winId && findPort()) { - querySupportedFormats(); - - m_gc = XCreateGC(display(), m_winId, 0, 0); - - if (m_image) { - m_image = 0; - - if (!start(surfaceFormat())) { - QAbstractVideoSurface::stop(); - qWarning() << "Failed to start video surface with format" << surfaceFormat(); - } - } - } else { - qWarning() << "Failed to find XVideo port"; - if (m_image) { - m_image = 0; - - QAbstractVideoSurface::stop(); - } - } - - emit supportedFormatsChanged(); -} - -QRect QX11VideoSurface::displayRect() const -{ - return m_displayRect; -} - -void QX11VideoSurface::setDisplayRect(const QRect &rect) -{ - m_displayRect = rect; -} - -QRect QX11VideoSurface::viewport() const -{ - return m_viewport; -} - -void QX11VideoSurface::setViewport(const QRect &rect) -{ - m_viewport = rect; -} - -int QX11VideoSurface::brightness() const -{ - return getAttribute("XV_BRIGHTNESS", m_brightnessRange.first, m_brightnessRange.second); -} - -void QX11VideoSurface::setBrightness(int brightness) -{ - setAttribute("XV_BRIGHTNESS", brightness, m_brightnessRange.first, m_brightnessRange.second); -} - -int QX11VideoSurface::contrast() const -{ - return getAttribute("XV_CONTRAST", m_contrastRange.first, m_contrastRange.second); -} - -void QX11VideoSurface::setContrast(int contrast) -{ - setAttribute("XV_CONTRAST", contrast, m_contrastRange.first, m_contrastRange.second); -} - -int QX11VideoSurface::hue() const -{ - return getAttribute("XV_HUE", m_hueRange.first, m_hueRange.second); -} - -void QX11VideoSurface::setHue(int hue) -{ - setAttribute("XV_HUE", hue, m_hueRange.first, m_hueRange.second); -} - -int QX11VideoSurface::saturation() const -{ - return getAttribute("XV_SATURATION", m_saturationRange.first, m_saturationRange.second); -} - -void QX11VideoSurface::setSaturation(int saturation) -{ - setAttribute("XV_SATURATION", saturation, m_saturationRange.first, m_saturationRange.second); -} - -int QX11VideoSurface::getAttribute(const char *attribute, int minimum, int maximum) const -{ - if (m_portId != 0) { - Display *disp = display(); - - Atom atom = XInternAtom(disp, attribute, True); - - int value = 0; - - XvGetPortAttribute(disp, m_portId, atom, &value); - - return redistribute(value, minimum, maximum, -100, 100); - } else { - return 0; - } -} - -void QX11VideoSurface::setAttribute(const char *attribute, int value, int minimum, int maximum) -{ - if (m_portId != 0) { - Display *disp = display(); - - Atom atom = XInternAtom(disp, attribute, True); - - XvSetPortAttribute( - disp, m_portId, atom, redistribute(value, -100, 100, minimum, maximum)); - } -} - -int QX11VideoSurface::redistribute( - int value, int fromLower, int fromUpper, int toLower, int toUpper) -{ - return fromUpper != fromLower - ? ((value - fromLower) * (toUpper - toLower) / (fromUpper - fromLower)) + toLower - : 0; -} - -QList<QVideoFrame::PixelFormat> QX11VideoSurface::supportedPixelFormats( - QAbstractVideoBuffer::HandleType handleType) const -{ - return handleType == QAbstractVideoBuffer::NoHandle || handleType == QAbstractVideoBuffer::XvShmImageHandle - ? m_supportedPixelFormats - : QList<QVideoFrame::PixelFormat>(); -} - -bool QX11VideoSurface::start(const QVideoSurfaceFormat &format) -{ - if (m_image) - XFree(m_image); - - int xvFormatId = 0; - for (int i = 0; i < m_supportedPixelFormats.count(); ++i) { - if (m_supportedPixelFormats.at(i) == format.pixelFormat()) { - xvFormatId = m_formatIds.at(i); - break; - } - } - - if (xvFormatId == 0) { - setError(UnsupportedFormatError); - } else { - XvImage *image = XvCreateImage( - display(), - m_portId, - xvFormatId, - 0, - format.frameWidth(), - format.frameHeight()); - - if (!image) { - setError(ResourceError); - } else { - m_viewport = format.viewport(); - m_image = image; - - QVideoSurfaceFormat newFormat = format; - newFormat.setProperty("portId", QVariant(quint64(m_portId))); - newFormat.setProperty("xvFormatId", xvFormatId); - newFormat.setProperty("dataSize", image->data_size); - - return QAbstractVideoSurface::start(newFormat); - } - } - - if (m_image) { - m_image = 0; - - QAbstractVideoSurface::stop(); - } - - return false; -} - -void QX11VideoSurface::stop() -{ - if (m_image) { - XFree(m_image); - m_image = 0; - - QAbstractVideoSurface::stop(); - } -} - -bool QX11VideoSurface::present(const QVideoFrame &frame) -{ - if (!m_image) { - setError(StoppedError); - return false; - } else if (m_image->width != frame.width() || m_image->height != frame.height()) { - setError(IncorrectFormatError); - return false; - } else { - QVideoFrame frameCopy(frame); - - if (!frameCopy.map(QAbstractVideoBuffer::ReadOnly)) { - setError(IncorrectFormatError); - return false; - } else { - bool presented = false; - - if (frame.handleType() != QAbstractVideoBuffer::XvShmImageHandle && - m_image->data_size > frame.mappedBytes()) { - qWarning("Insufficient frame buffer size"); - setError(IncorrectFormatError); - } else if (frame.handleType() != QAbstractVideoBuffer::XvShmImageHandle && - m_image->num_planes > 0 && - m_image->pitches[0] != frame.bytesPerLine()) { - qWarning("Incompatible frame pitches"); - setError(IncorrectFormatError); - } else { - if (frame.handleType() != QAbstractVideoBuffer::XvShmImageHandle) { - m_image->data = reinterpret_cast<char *>(frameCopy.bits()); - - //qDebug() << "copy frame"; - XvPutImage( - display(), - m_portId, - m_winId, - m_gc, - m_image, - m_viewport.x(), - m_viewport.y(), - m_viewport.width(), - m_viewport.height(), - m_displayRect.x(), - m_displayRect.y(), - m_displayRect.width(), - m_displayRect.height()); - - m_image->data = 0; - } else { - XvImage *img = frame.handle().value<XvImage*>(); - - //qDebug() << "render directly"; - if (img) - XvShmPutImage( - display(), - m_portId, - m_winId, - m_gc, - img, - m_viewport.x(), - m_viewport.y(), - m_viewport.width(), - m_viewport.height(), - m_displayRect.x(), - m_displayRect.y(), - m_displayRect.width(), - m_displayRect.height(), - false); - } - - presented = true; - } - - frameCopy.unmap(); - - return presented; - } - } -} - -Display *QX11VideoSurface::display() const -{ - QWindow *window = QGuiApplication::focusWindow(); - Display *display = (Display *)QGuiApplication::platformNativeInterface()->nativeResourceForWindow("Display", window); - - return display; -} - -bool QX11VideoSurface::findPort() -{ - unsigned int count = 0; - XvAdaptorInfo *adaptors = 0; - bool portFound = false; - - if (XvQueryAdaptors(display(), m_winId, &count, &adaptors) == Success) { - for (unsigned int i = 0; i < count && !portFound; ++i) { - if (adaptors[i].type & XvImageMask) { - m_portId = adaptors[i].base_id; - - for (unsigned int j = 0; j < adaptors[i].num_ports && !portFound; ++j, ++m_portId) - portFound = XvGrabPort(display(), m_portId, 0) == Success; - } - } - XvFreeAdaptorInfo(adaptors); - } - - return portFound; -} - -void QX11VideoSurface::querySupportedFormats() -{ - int count = 0; - if (XvImageFormatValues *imageFormats = XvListImageFormats( - display(), m_portId, &count)) { - const int rgbCount = sizeof(qt_xvRgbLookup) / sizeof(XvFormatRgb); - const int yuvCount = sizeof(qt_xvYuvLookup) / sizeof(XvFormatYuv); - - for (int i = 0; i < count; ++i) { - switch (imageFormats[i].type) { - case XvRGB: - for (int j = 0; j < rgbCount; ++j) { - if (imageFormats[i] == qt_xvRgbLookup[j]) { - m_supportedPixelFormats.append(qt_xvRgbLookup[j].pixelFormat); - m_formatIds.append(imageFormats[i].id); - break; - } - } - break; - case XvYUV: - for (int j = 0; j < yuvCount; ++j) { - if (imageFormats[i] == qt_xvYuvLookup[j]) { - m_supportedPixelFormats.append(qt_xvYuvLookup[j].pixelFormat); - m_formatIds.append(imageFormats[i].id); - break; - } - } - break; - } - } - XFree(imageFormats); - } - - m_brightnessRange = qMakePair(0, 0); - m_contrastRange = qMakePair(0, 0); - m_hueRange = qMakePair(0, 0); - m_saturationRange = qMakePair(0, 0); - - if (XvAttribute *attributes = XvQueryPortAttributes(display(), m_portId, &count)) { - for (int i = 0; i < count; ++i) { - if (qstrcmp(attributes[i].name, "XV_BRIGHTNESS") == 0) - m_brightnessRange = qMakePair(attributes[i].min_value, attributes[i].max_value); - else if (qstrcmp(attributes[i].name, "XV_CONTRAST") == 0) - m_contrastRange = qMakePair(attributes[i].min_value, attributes[i].max_value); - else if (qstrcmp(attributes[i].name, "XV_HUE") == 0) - m_hueRange = qMakePair(attributes[i].min_value, attributes[i].max_value); - else if (qstrcmp(attributes[i].name, "XV_SATURATION") == 0) - m_saturationRange = qMakePair(attributes[i].min_value, attributes[i].max_value); - } - - XFree(attributes); - } -} - |