diff options
Diffstat (limited to 'src/plugins/directshow/player/directshowmediatype.cpp')
-rw-r--r-- | src/plugins/directshow/player/directshowmediatype.cpp | 207 |
1 files changed, 0 insertions, 207 deletions
diff --git a/src/plugins/directshow/player/directshowmediatype.cpp b/src/plugins/directshow/player/directshowmediatype.cpp deleted file mode 100644 index cbe1753ae..000000000 --- a/src/plugins/directshow/player/directshowmediatype.cpp +++ /dev/null @@ -1,207 +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 "directshowmediatype.h" - -namespace -{ - struct TypeLookup - { - QVideoFrame::PixelFormat pixelFormat; - GUID mediaType; - }; - - static const TypeLookup qt_typeLookup[] = - { - { QVideoFrame::Format_RGB32, /*MEDIASUBTYPE_RGB32*/ {0xe436eb7e, 0x524f, 0x11ce, {0x9f, 0x53, 0x00, 0x20, 0xaf, 0x0b, 0xa7, 0x70}} }, - { QVideoFrame::Format_BGR24, /*MEDIASUBTYPE_RGB24*/ {0xe436eb7d, 0x524f, 0x11ce, {0x9f, 0x53, 0x00, 0x20, 0xaf, 0x0b, 0xa7, 0x70}} }, - { QVideoFrame::Format_RGB565, /*MEDIASUBTYPE_RGB565*/ {0xe436eb7b, 0x524f, 0x11ce, {0x9f, 0x53, 0x00, 0x20, 0xaf, 0x0b, 0xa7, 0x70}} }, - { QVideoFrame::Format_RGB555, /*MEDIASUBTYPE_RGB555*/ {0xe436eb7c, 0x524f, 0x11ce, {0x9f, 0x53, 0x00, 0x20, 0xaf, 0x0b, 0xa7, 0x70}} }, - { QVideoFrame::Format_AYUV444, /*MEDIASUBTYPE_AYUV*/ {0x56555941, 0x0000, 0x0010, {0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}} }, - { QVideoFrame::Format_YUYV, /*MEDIASUBTYPE_YUY2*/ {0x32595559, 0x0000, 0x0010, {0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}} }, - { QVideoFrame::Format_UYVY, /*MEDIASUBTYPE_UYVY*/ {0x59565955, 0x0000, 0x0010, {0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}} }, - { QVideoFrame::Format_IMC1, /*MEDIASUBTYPE_IMC1*/ {0x31434D49, 0x0000, 0x0010, {0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}} }, - { QVideoFrame::Format_IMC2, /*MEDIASUBTYPE_IMC2*/ {0x32434D49, 0x0000, 0x0010, {0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}} }, - { QVideoFrame::Format_IMC3, /*MEDIASUBTYPE_IMC3*/ {0x33434D49, 0x0000, 0x0010, {0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}} }, - { QVideoFrame::Format_IMC4, /*MEDIASUBTYPE_IMC4*/ {0x34434D49, 0x0000, 0x0010, {0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}} }, - { QVideoFrame::Format_YV12, /*MEDIASUBTYPE_YV12*/ {0x32315659, 0x0000, 0x0010, {0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}} }, - { QVideoFrame::Format_NV12, /*MEDIASUBTYPE_NV12*/ {0x3231564E, 0x0000, 0x0010, {0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}} }, - { QVideoFrame::Format_YUV420P, /*MEDIASUBTYPE_IYUV*/ {0x56555949, 0x0000, 0x0010, {0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}} } - }; -} - -void DirectShowMediaType::copy(AM_MEDIA_TYPE *target, const AM_MEDIA_TYPE &source) -{ - *target = source; - - if (source.cbFormat > 0) { - target->pbFormat = reinterpret_cast<PBYTE>(CoTaskMemAlloc(source.cbFormat)); - memcpy(target->pbFormat, source.pbFormat, source.cbFormat); - } - if (target->pUnk) - target->pUnk->AddRef(); -} - -void DirectShowMediaType::deleteType(AM_MEDIA_TYPE *type) -{ - freeData(type); - - CoTaskMemFree(type); -} - -void DirectShowMediaType::freeData(AM_MEDIA_TYPE *type) -{ - if (type->cbFormat > 0) - CoTaskMemFree(type->pbFormat); - - if (type->pUnk) - type->pUnk->Release(); -} - - -GUID DirectShowMediaType::convertPixelFormat(QVideoFrame::PixelFormat format) -{ - // MEDIASUBTYPE_None; - static const GUID none = { - 0xe436eb8e, 0x524f, 0x11ce, {0x9f, 0x53, 0x00, 0x20, 0xaf, 0x0b, 0xa7, 0x70} }; - - const int count = sizeof(qt_typeLookup) / sizeof(TypeLookup); - - for (int i = 0; i < count; ++i) - if (qt_typeLookup[i].pixelFormat == format) - return qt_typeLookup[i].mediaType; - return none; -} - -QVideoSurfaceFormat DirectShowMediaType::formatFromType(const AM_MEDIA_TYPE &type) -{ - const int count = sizeof(qt_typeLookup) / sizeof(TypeLookup); - - for (int i = 0; i < count; ++i) { - if (IsEqualGUID(qt_typeLookup[i].mediaType, type.subtype) && type.cbFormat > 0) { - if (IsEqualGUID(type.formattype, FORMAT_VideoInfo)) { - VIDEOINFOHEADER *header = reinterpret_cast<VIDEOINFOHEADER *>(type.pbFormat); - - QVideoSurfaceFormat format( - QSize(header->bmiHeader.biWidth, qAbs(header->bmiHeader.biHeight)), - qt_typeLookup[i].pixelFormat); - - if (header->AvgTimePerFrame > 0) - format.setFrameRate(10000 /header->AvgTimePerFrame); - - format.setScanLineDirection(scanLineDirection(format.pixelFormat(), header->bmiHeader)); - - return format; - } else if (IsEqualGUID(type.formattype, FORMAT_VideoInfo2)) { - VIDEOINFOHEADER2 *header = reinterpret_cast<VIDEOINFOHEADER2 *>(type.pbFormat); - - QVideoSurfaceFormat format( - QSize(header->bmiHeader.biWidth, qAbs(header->bmiHeader.biHeight)), - qt_typeLookup[i].pixelFormat); - - if (header->AvgTimePerFrame > 0) - format.setFrameRate(10000 / header->AvgTimePerFrame); - - format.setScanLineDirection(scanLineDirection(format.pixelFormat(), header->bmiHeader)); - - return format; - } - } - } - return QVideoSurfaceFormat(); -} - -#define PAD_TO_DWORD(x) (((x) + 3) & ~3) -int DirectShowMediaType::bytesPerLine(const QVideoSurfaceFormat &format) -{ - switch (format.pixelFormat()) { - // 32 bpp packed formats. - case QVideoFrame::Format_RGB32: - case QVideoFrame::Format_AYUV444: - return format.frameWidth() * 4; - // 24 bpp packed formats. - case QVideoFrame::Format_RGB24: - return PAD_TO_DWORD(format.frameWidth() * 3); - // 16 bpp packed formats. - case QVideoFrame::Format_RGB565: - case QVideoFrame::Format_RGB555: - case QVideoFrame::Format_YUYV: - case QVideoFrame::Format_UYVY: - return PAD_TO_DWORD(format.frameWidth() * 2); - // Planar formats. - case QVideoFrame::Format_IMC1: - case QVideoFrame::Format_IMC2: - case QVideoFrame::Format_IMC3: - case QVideoFrame::Format_IMC4: - case QVideoFrame::Format_YV12: - case QVideoFrame::Format_NV12: - case QVideoFrame::Format_YUV420P: - return PAD_TO_DWORD(format.frameWidth()); - default: - return 0; - } -} - -QVideoSurfaceFormat::Direction DirectShowMediaType::scanLineDirection(QVideoFrame::PixelFormat pixelFormat, const BITMAPINFOHEADER &bmiHeader) -{ - /* MSDN http://msdn.microsoft.com/en-us/library/windows/desktop/dd318229(v=vs.85).aspx */ - /* For uncompressed RGB bitmaps: - * if biHeight is positive, the bitmap is a bottom-up DIB with the origin at the lower left corner. - * If biHeight is negative, the bitmap is a top-down DIB with the origin at the upper left corner. - * - * For YUV bitmaps: - * the bitmap is always top-down, regardless of the sign of biHeight. - * Decoders should offer YUV formats with postive biHeight, but for backward compatibility they should accept YUV formats with either positive or negative biHeight. - * - * For compressed formats: - * biHeight must be positive, regardless of image orientation. - */ - switch (pixelFormat) - { - case QVideoFrame::Format_RGB32: - case QVideoFrame::Format_BGR24: - case QVideoFrame::Format_RGB565: - case QVideoFrame::Format_RGB555: - return bmiHeader.biHeight < 0 - ? QVideoSurfaceFormat::TopToBottom - : QVideoSurfaceFormat::BottomToTop; - default: - return QVideoSurfaceFormat::TopToBottom; - } -} |