/* * GStreamer QuickTime codec mapping * Copyright <2006, 2007> Fluendo * Copyright <2006, 2007> Pioneers of the Inevitable * * Permission is hereby granted, free of charge, to any person obtaining a * copy of this software and associated documentation files (the "Software"), * to deal in the Software without restriction, including without limitation * the rights to use, copy, modify, merge, publish, distribute, sublicense, * and/or sell copies of the Software, and to permit persons to whom the * Software is furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in * all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER * DEALINGS IN THE SOFTWARE. * * Alternatively, the contents of this file may be used under the * GNU Lesser General Public License Version 2.1 (the "LGPL"), in * which case the following provisions apply instead of the ones * mentioned above: * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Library General Public * License as published by the Free Software Foundation; either * version 2 of the License, or (at your option) any later version. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Library General Public License for more details. * * You should have received a copy of the GNU Library General Public * License along with this library; if not, write to the * Free Software Foundation, Inc., 59 Temple Place - Suite 330, * Boston, MA 02111-1307, USA. */ #ifdef G_OS_WIN32 #include #else #include #endif #include #include "qtwrapper.h" #ifndef __QTUTILS_H__ #define __QTUTILS_H__ #define QT_UINT32(a) (GST_READ_UINT32_BE(a)) #define QT_UINT24(a) (GST_READ_UINT32_BE(a) >> 8) #define QT_UINT16(a) (GST_READ_UINT16_BE(a)) #define QT_UINT8(a) (GST_READ_UINT8(a)) #define QT_FP32(a) ((GST_READ_UINT32_BE(a))/65536.0) #define QT_FP16(a) ((GST_READ_UINT16_BE(a))/256.0) #define QT_FOURCC(a) (GST_READ_UINT32_LE(a)) #define QT_UINT64(a) ((((guint64)QT_UINT32(a))<<32)|QT_UINT32(((guint8 *)a)+4)) #define QT_FOURCC_ARGS(fourcc) \ ((gchar) (((fourcc)>>24)&0xff)), \ ((gchar) (((fourcc)>>16)&0xff)), \ ((gchar) (((fourcc)>>8 )&0xff)), \ ((gchar) ((fourcc) &0xff)) #define QT_WRITE_UINT8(data, num) GST_WRITE_UINT8(data, num) #define QT_MAKE_FOURCC_BE(a,b,c,d) (guint32)((a)|(b)<<8|(c)<<16|(d)<<24) #define QT_MAKE_FOURCC_LE(a,b,c,d) QT_MAKE_FOURCC_BE(d,c,b,a) #define _QT_PUT(__data, __idx, __size, __shift, __num) \ (((guint8 *) (__data))[__idx] = (((guint##__size) __num) >> __shift) & 0xff) /* endianness-dependent macros */ #if G_BYTE_ORDER == G_LITTLE_ENDIAN #define QT_MAKE_FOURCC(a,b,c,d) QT_MAKE_FOURCC_LE(a,b,c,d) #define QT_WRITE_UINT16(data, num) GST_WRITE_UINT16_LE(data, num) #define QT_WRITE_UINT24(data, num) do { \ _QT_PUT (data, 0, 32, 0, num); \ _QT_PUT (data, 1, 32, 8, num); \ _QT_PUT (data, 2, 32, 16, num); \ } while (0) #define QT_WRITE_UINT32(data, num) GST_WRITE_UINT32_LE(data, num) #define QT_READ_UINT16(data) GST_READ_UINT16_LE(data) #define QT_READ_UINT32(data) GST_READ_UINT32_LE(data) #else #define QT_MAKE_FOURCC(a,b,c,d) QT_MAKE_FOURCC_BE(a,b,c,d) #define QT_WRITE_UINT16(data, num) GST_WRITE_UINT16_BE(data, num) #define QT_WRITE_UINT24(data, num) do { \ _QT_PUT (data, 0, 32, 16, num); \ _QT_PUT (data, 1, 32, 8, num); \ _QT_PUT (data, 2, 32, 0, num); \ } while (0) #define QT_WRITE_UINT32(data, num) GST_WRITE_UINT32_BE(data, num) #define QT_READ_UINT16(data) GST_READ_UINT16_BE(data) #define QT_READ_UINT32(data) GST_READ_UINT32_BE(data) #endif /* * get_name_info_from_component: * * Fills name and info with the name and description from a Component */ gboolean get_name_info_from_component (Component component, ComponentDescription * desc, gchar ** name, gchar ** info); gboolean get_output_info_from_component (Component component); void dump_image_description (ImageDescription * desc); void dump_codec_decompress_params (CodecDecompressParams * params); guint32 destination_pixel_types_to_fourcc (OSType ** types); void addSInt32ToDictionary (CFMutableDictionaryRef dictionary, CFStringRef key, SInt32 numberSInt32); void dump_cvpixel_buffer (CVPixelBufferRef pixbuf); AudioBufferList *AllocateAudioBufferList(UInt32 numChannels, UInt32 size); void DestroyAudioBufferList(AudioBufferList* list); #endif /* __QTUTILS_H__ */