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Diffstat (limited to 'src/plugins/qt7/qt7movierenderer.mm')
| -rw-r--r-- | src/plugins/qt7/qt7movierenderer.mm | 479 |
1 files changed, 0 insertions, 479 deletions
diff --git a/src/plugins/qt7/qt7movierenderer.mm b/src/plugins/qt7/qt7movierenderer.mm deleted file mode 100644 index b020f4c..0000000 --- a/src/plugins/qt7/qt7movierenderer.mm +++ /dev/null @@ -1,479 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies). -** All rights reserved. -** Contact: Nokia Corporation (qt-info@nokia.com) -** -** This file is part of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:LGPL$ -** GNU Lesser General Public License Usage -** 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, Nokia gives you certain additional -** rights. These rights are described in the Nokia 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. -** -** Other Usage -** Alternatively, this file may be used in accordance with the terms and -** conditions contained in a signed written agreement between you and Nokia. -** -** -** -** -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#import <QTKit/QTKit.h> - -#include "qt7backend.h" - -#include "qt7playercontrol.h" -#include "qt7movierenderer.h" -#include "qt7playersession.h" -#include "qt7ciimagevideobuffer.h" -#include "qcvdisplaylink.h" -#include <QtCore/qdebug.h> -#include <QtCore/qcoreapplication.h> - -#include <QGLWidget> - -#include <qabstractvideobuffer.h> -#include <qabstractvideosurface.h> -#include <qvideosurfaceformat.h> - -QT_USE_NAMESPACE - -//#define USE_MAIN_MONITOR_COLOR_SPACE 1 - -class CVGLTextureVideoBuffer : public QAbstractVideoBuffer -{ -public: - CVGLTextureVideoBuffer(CVOpenGLTextureRef buffer) - : QAbstractVideoBuffer(GLTextureHandle) - , m_buffer(buffer) - , m_mode(NotMapped) - { - CVOpenGLTextureRetain(m_buffer); - } - - virtual ~CVGLTextureVideoBuffer() - { - CVOpenGLTextureRelease(m_buffer); - } - - QVariant handle() const - { - GLuint id = CVOpenGLTextureGetName(m_buffer); - return QVariant(int(id)); - } - - MapMode mapMode() const { return m_mode; } - - uchar *map(MapMode mode, int *numBytes, int *bytesPerLine) - { - if (numBytes) - *numBytes = 0; - - if (bytesPerLine) - *bytesPerLine = 0; - - m_mode = mode; - return 0; - } - - void unmap() { m_mode = NotMapped; } - -private: - CVOpenGLTextureRef m_buffer; - MapMode m_mode; -}; - - -class CVPixelBufferVideoBuffer : public QAbstractVideoBuffer -{ -public: - CVPixelBufferVideoBuffer(CVPixelBufferRef buffer) - : QAbstractVideoBuffer(NoHandle) - , m_buffer(buffer) - , m_mode(NotMapped) - { - CVPixelBufferRetain(m_buffer); - } - - virtual ~CVPixelBufferVideoBuffer() - { - CVPixelBufferRelease(m_buffer); - } - - MapMode mapMode() const { return m_mode; } - - uchar *map(MapMode mode, int *numBytes, int *bytesPerLine) - { - if (mode != NotMapped && m_mode == NotMapped) { - CVPixelBufferLockBaseAddress(m_buffer, 0); - - if (numBytes) - *numBytes = CVPixelBufferGetDataSize(m_buffer); - - if (bytesPerLine) - *bytesPerLine = CVPixelBufferGetBytesPerRow(m_buffer); - - m_mode = mode; - - return (uchar*)CVPixelBufferGetBaseAddress(m_buffer); - } else { - return 0; - } - } - - void unmap() - { - if (m_mode != NotMapped) { - m_mode = NotMapped; - CVPixelBufferUnlockBaseAddress(m_buffer, 0); - } - } - -private: - CVPixelBufferRef m_buffer; - MapMode m_mode; -}; - - - -QT7MovieRenderer::QT7MovieRenderer(QObject *parent) - :QT7VideoRendererControl(parent), - m_movie(0), -#ifdef QUICKTIME_C_API_AVAILABLE - m_visualContext(0), - m_usingGLContext(false), - m_currentGLContext(0), -#endif - m_surface(0) -{ -#ifdef QT_DEBUG_QT7 - qDebug() << "QT7MovieRenderer"; -#endif - m_displayLink = new QCvDisplayLink(this); - connect(m_displayLink, SIGNAL(tick(CVTimeStamp)), SLOT(updateVideoFrame(CVTimeStamp))); -} - - -bool QT7MovieRenderer::createGLVisualContext() -{ -#ifdef QUICKTIME_C_API_AVAILABLE - AutoReleasePool pool; - CGLContextObj cglContext = CGLGetCurrentContext(); - NSOpenGLPixelFormat *nsglPixelFormat = [NSOpenGLView defaultPixelFormat]; - CGLPixelFormatObj cglPixelFormat = static_cast<CGLPixelFormatObj>([nsglPixelFormat CGLPixelFormatObj]); - - OSStatus err = QTOpenGLTextureContextCreate(kCFAllocatorDefault, cglContext, - cglPixelFormat, NULL, &m_visualContext); - if (err != noErr) - qWarning() << "Could not create visual context (OpenGL)"; - - return (err == noErr); -#endif // QUICKTIME_C_API_AVAILABLE - - return false; -} - -#ifdef QUICKTIME_C_API_AVAILABLE -static bool DictionarySetValue(CFMutableDictionaryRef dict, CFStringRef key, SInt32 value) -{ - CFNumberRef number = CFNumberCreate(kCFAllocatorDefault, kCFNumberSInt32Type, &value); - - if (number) { - CFDictionarySetValue( dict, key, number ); - CFRelease( number ); - return true; - } - return false; -} -#endif // QUICKTIME_C_API_AVAILABLE - -bool QT7MovieRenderer::createPixelBufferVisualContext() -{ -#ifdef QUICKTIME_C_API_AVAILABLE - if (m_visualContext) { - QTVisualContextRelease(m_visualContext); - m_visualContext = 0; - } - - m_pixelBufferContextGeometry = m_nativeSize; - - CFMutableDictionaryRef pixelBufferOptions = CFDictionaryCreateMutable(kCFAllocatorDefault, 0, - &kCFTypeDictionaryKeyCallBacks, - &kCFTypeDictionaryValueCallBacks); - //DictionarySetValue(pixelBufferOptions, kCVPixelBufferPixelFormatTypeKey, k32ARGBPixelFormat ); - DictionarySetValue(pixelBufferOptions, kCVPixelBufferPixelFormatTypeKey, k32BGRAPixelFormat ); - DictionarySetValue(pixelBufferOptions, kCVPixelBufferWidthKey, m_nativeSize.width() ); - DictionarySetValue(pixelBufferOptions, kCVPixelBufferHeightKey, m_nativeSize.height() ); - DictionarySetValue(pixelBufferOptions, kCVPixelBufferBytesPerRowAlignmentKey, 16); - //CFDictionarySetValue(pixelBufferOptions, kCVPixelBufferOpenGLCompatibilityKey, kCFBooleanTrue); - - CFMutableDictionaryRef visualContextOptions = CFDictionaryCreateMutable(kCFAllocatorDefault, 0, - &kCFTypeDictionaryKeyCallBacks, - &kCFTypeDictionaryValueCallBacks); - CFDictionarySetValue(visualContextOptions, kQTVisualContextPixelBufferAttributesKey, pixelBufferOptions); - - CGColorSpaceRef colorSpace = NULL; - -#if USE_MAIN_MONITOR_COLOR_SPACE - CMProfileRef sysprof = NULL; - - // Get the Systems Profile for the main display - if (CMGetSystemProfile(&sysprof) == noErr) { - // Create a colorspace with the systems profile - colorSpace = CGColorSpaceCreateWithPlatformColorSpace(sysprof); - CMCloseProfile(sysprof); - } -#endif - - if (!colorSpace) - colorSpace = CGColorSpaceCreateDeviceRGB(); - - CFDictionarySetValue(visualContextOptions, kQTVisualContextOutputColorSpaceKey, colorSpace); - - OSStatus err = QTPixelBufferContextCreate(kCFAllocatorDefault, - visualContextOptions, - &m_visualContext); - CFRelease(pixelBufferOptions); - CFRelease(visualContextOptions); - - if (err != noErr) { - qWarning() << "Could not create visual context (PixelBuffer)"; - return false; - } - - return true; -#endif // QUICKTIME_C_API_AVAILABLE - - return false; -} - - -QT7MovieRenderer::~QT7MovieRenderer() -{ - m_displayLink->stop(); -} - -void QT7MovieRenderer::setupVideoOutput() -{ - AutoReleasePool pool; - -#ifdef QT_DEBUG_QT7 - qDebug() << "QT7MovieRenderer::setupVideoOutput" << m_movie; -#endif - - if (m_movie == 0 || m_surface == 0) { - m_displayLink->stop(); - return; - } - - NSSize size = [[(QTMovie*)m_movie attributeForKey:@"QTMovieNaturalSizeAttribute"] sizeValue]; - m_nativeSize = QSize(size.width, size.height); - -#ifdef QUICKTIME_C_API_AVAILABLE - bool usedGLContext = m_usingGLContext; - - if (!m_nativeSize.isEmpty()) { - - bool glSupported = !m_surface->supportedPixelFormats(QAbstractVideoBuffer::GLTextureHandle).isEmpty(); - - //Try rendering using opengl textures first: - if (glSupported) { - QVideoSurfaceFormat format(m_nativeSize, QVideoFrame::Format_RGB32, QAbstractVideoBuffer::GLTextureHandle); - - if (m_surface->isActive()) - m_surface->stop(); - - if (!m_surface->start(format)) { - qWarning() << "failed to start video surface" << m_surface->error(); - qWarning() << "Surface format:" << format; - glSupported = false; - } else { - m_usingGLContext = true; - } - - } - - if (!glSupported) { - m_usingGLContext = false; - QVideoSurfaceFormat format(m_nativeSize, QVideoFrame::Format_RGB32); - - if (m_surface->isActive() && m_surface->surfaceFormat() != format) { -#ifdef QT_DEBUG_QT7 - qDebug() << "Surface format was changed, stop the surface."; -#endif - m_surface->stop(); - } - - if (!m_surface->isActive()) { -#ifdef QT_DEBUG_QT7 - qDebug() << "Starting the surface with format" << format; -#endif - if (!m_surface->start(format)) { - qWarning() << "failed to start video surface" << m_surface->error(); - qWarning() << "Surface format:" << format; - } - } - } - } - - - if (m_visualContext) { - //check if the visual context still can be reused - if (usedGLContext != m_usingGLContext || - (m_usingGLContext && (m_currentGLContext != QGLContext::currentContext())) || - (!m_usingGLContext && (m_pixelBufferContextGeometry != m_nativeSize))) { - QTVisualContextRelease(m_visualContext); - m_pixelBufferContextGeometry = QSize(); - m_visualContext = 0; - } - } - - if (!m_nativeSize.isEmpty()) { - if (!m_visualContext) { - if (m_usingGLContext) { -#ifdef QT_DEBUG_QT7 - qDebug() << "Building OpenGL visual context" << m_nativeSize; -#endif - m_currentGLContext = QGLContext::currentContext(); - if (!createGLVisualContext()) { - qWarning() << "QT7MovieRenderer: failed to create visual context"; - return; - } - } else { -#ifdef QT_DEBUG_QT7 - qDebug() << "Building Pixel Buffer visual context" << m_nativeSize; -#endif - if (!createPixelBufferVisualContext()) { - qWarning() << "QT7MovieRenderer: failed to create visual context"; - return; - } - } - } - - // targets a Movie to render into a visual context - SetMovieVisualContext([(QTMovie*)m_movie quickTimeMovie], m_visualContext); - - m_displayLink->start(); - } -#endif - -} - -void QT7MovieRenderer::setMovie(void *movie) -{ -#ifdef QT_DEBUG_QT7 - qDebug() << "QT7MovieRenderer::setMovie" << movie; -#endif - -#ifdef QUICKTIME_C_API_AVAILABLE - QMutexLocker locker(&m_mutex); - - if (m_movie != movie) { - if (m_movie) { - //ensure the old movie doesn't hold the visual context, otherwise it can't be reused - SetMovieVisualContext([(QTMovie*)m_movie quickTimeMovie], nil); - [(QTMovie*)m_movie release]; - } - - m_movie = movie; - [(QTMovie*)m_movie retain]; - - setupVideoOutput(); - } -#endif -} - -void QT7MovieRenderer::updateNaturalSize(const QSize &newSize) -{ - if (m_nativeSize != newSize) { - m_nativeSize = newSize; - setupVideoOutput(); - } -} - -QAbstractVideoSurface *QT7MovieRenderer::surface() const -{ - return m_surface; -} - -void QT7MovieRenderer::setSurface(QAbstractVideoSurface *surface) -{ -#ifdef QT_DEBUG_QT7 - qDebug() << "Set video surface" << surface; -#endif - - if (surface == m_surface) - return; - - QMutexLocker locker(&m_mutex); - - if (m_surface && m_surface->isActive()) - m_surface->stop(); - - m_surface = surface; - setupVideoOutput(); -} - - -QSize QT7MovieRenderer::nativeSize() const -{ - return m_nativeSize; -} - -void QT7MovieRenderer::updateVideoFrame(const CVTimeStamp &ts) -{ -#ifdef QUICKTIME_C_API_AVAILABLE - - QMutexLocker locker(&m_mutex); - - if (m_surface && m_surface->isActive() && - m_visualContext && QTVisualContextIsNewImageAvailable(m_visualContext, &ts)) { - - CVImageBufferRef imageBuffer = NULL; - - OSStatus status = QTVisualContextCopyImageForTime(m_visualContext, NULL, &ts, &imageBuffer); - - if (status == noErr && imageBuffer) { - QAbstractVideoBuffer *buffer = 0; - - if (m_usingGLContext) { - buffer = new QT7CIImageVideoBuffer([CIImage imageWithCVImageBuffer:imageBuffer]); - CVOpenGLTextureRelease((CVOpenGLTextureRef)imageBuffer); - } else { - buffer = new CVPixelBufferVideoBuffer((CVPixelBufferRef)imageBuffer); - //buffer = new QT7CIImageVideoBuffer( [CIImage imageWithCVImageBuffer:imageBuffer] ); - CVPixelBufferRelease((CVPixelBufferRef)imageBuffer); - } - - QVideoFrame frame(buffer, m_nativeSize, QVideoFrame::Format_RGB32); - m_surface->present(frame); - QTVisualContextTask(m_visualContext); - } - } -#else - Q_UNUSED(ts); -#endif -} - -#include "moc_qt7movierenderer.cpp" |