source: trunk/CodecIDs.h @ 1213

/*
 *  CodecIDs.h
 *
 *  Copyright (c) 2006  David Conrad
 *
 *  This program is free software; you can redistribute it and/or
 *  modify it under the terms of the GNU Lesser General Public
 *  License as published by the Free Software Foundation; 
 *  version 2.1 of the License.
 *
 *  This program 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
 *  Lesser General Public License for more details.
 *
 *  You should have received a copy of the GNU Lesser General Public
 *  License along with this program; if not, write to the Free Software
 *  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
 *
 */

#ifndef __CODECIDS_H__
#define __CODECIDS_H__

enum {
        // these are atoms/extension types defined by XiphQT for their codecs
        kCookieTypeOggSerialNo = 'oCtN',
        
        kCookieTypeVorbisHeader = 'vCtH',
        kCookieTypeVorbisComments = 'vCt#',
        kCookieTypeVorbisCodebooks = 'vCtC',
        kCookieTypeVorbisFirstPageNo = 'vCtN',

        kCookieTypeSpeexHeader = 'sCtH',
        kCookieTypeSpeexComments = 'sCt#',
        kCookieTypeSpeexExtraHeader     = 'sCtX',

        kCookieTypeTheoraHeader = 'tCtH',
        kCookieTypeTheoraComments = 'tCt#',
        kCookieTypeTheoraCodebooks = 'tCtC',

        kCookieTypeFLACStreaminfo = 'fCtS',
        kCookieTypeFLACMetadata = 'fCtM',

        kTheoraDescExtension = 'XdxT',
        
        
        // contains same as MKV's codec private for real video
        kRealVideoExtension = 'RVex',
        
        // contains the .idx file for vobsub (codec private in mkv)
        kVobSubIdxExtension = '.IDX',
        
        // contains a single byte equal to the ContentCompAlgo element in matroska
        kMKVCompressionExtension = 'MCmp',
};


enum {
        // XiphQT's codec IDs
        kAudioFormatXiphVorbis                  = 'XiVs',
        kAudioFormatXiphSpeex                   = 'XiSp',
        kAudioFormatXiphFLAC                    = 'XiFL',
        kVideoFormatXiphTheora                  = 'XiTh',
        
        // the samples for these codec IDs are OGG pages containing the actual codec data
        kAudioFormatXiphOggFramedVorbis         = 'XoVs',
        kAudioFormatXiphOggFramedSpeex          = 'XoSp',
        kAudioFormatXiphOggFramedFLAC           = 'XoFL',
        
        // these are 'ms' + the wav/avi twocc
        kAudioFormatAC3MS                       = 0x6D732000,
        kAudioFormatWMA1MS                      = 0x6D730160,
        kAudioFormatWMA2MS                      = 0x6D730161,
        
        kVideoFormatMSMPEG4v3                   = 'MP43',
        kMPEG1VisualCodecType                   = 'MPEG',
        kMPEG2VisualCodecType                   = 'MPG2',
        kVideoFormatReal5                       = 'RV10',
        kVideoFormatRealG2                      = 'RV20',
        kVideoFormatReal8                       = 'RV30',
        kVideoFormatReal9                       = 'RV40',
        kVideoFormatSnow                        = 'SNOW',
        kVideoFormatIndeo2                      = 'RT21',
        kVideoFormatIndeo3                      = 'IV32',
        
        kAudioFormatFlashADPCM                  = 'FlAd',
        kAudioFormatDTS                         = 'DTS ', 
        kAudioFormatTTA                         = 'TTA1',
        kAudioFormatWavepack                    = 'WVPK',
        kAudioFormatReal1                       = '14_4',
        kAudioFormatReal2                       = '28_8',
        kAudioFormatRealCook                    = 'COOK',
        kAudioFormatRealSipro                   = 'SIPR',
        kAudioFormatRealLossless                = 'RALF',
        kAudioFormatRealAtrac3                  = 'ATRC',
        kAudioFormatNellymoser                                  = 'NELL',
        
        kSubFormatUTF8                          = 'SRT ',
        kSubFormatSSA                           = 'SSA ',
        kSubFormatASS                           = 'ASS ',
        kSubFormatUSF                           = 'USF ',
        kSubFormatVobSub                        = 'SPU ',
};

#ifndef REZ
struct WaveFormatEx {
        uint16_t wFormatTag;
        uint16_t nChannels;
        uint32_t nSamplesPerSec;
        uint32_t nAvgBytesPerSec;
        uint16_t nBlockAlign;
        uint16_t wBitsPerSample;
        uint16_t cbSize;
} __attribute__((packed));

typedef struct WaveFormatEx WaveFormatEx;

int getCodecID(OSType componentType);
pascal ComponentResult getPerianCodecInfo(ComponentInstance self, OSType componentType, void *info);
#endif

#endif