diff options
Diffstat (limited to 'src/thirdparty/MediaInfo/MediaInfo/Audio/File_Aac_Main.cpp')
| -rw-r--r-- | src/thirdparty/MediaInfo/MediaInfo/Audio/File_Aac_Main.cpp | 1143 |
1 files changed, 0 insertions, 1143 deletions
diff --git a/src/thirdparty/MediaInfo/MediaInfo/Audio/File_Aac_Main.cpp b/src/thirdparty/MediaInfo/MediaInfo/Audio/File_Aac_Main.cpp deleted file mode 100644 index 46cca974e..000000000 --- a/src/thirdparty/MediaInfo/MediaInfo/Audio/File_Aac_Main.cpp +++ /dev/null @@ -1,1143 +0,0 @@ -/* Copyright (c) MediaArea.net SARL. All Rights Reserved.
- *
- * Use of this source code is governed by a BSD-style license that can
- * be found in the License.html file in the root of the source tree.
- */
-
-//---------------------------------------------------------------------------
-// Pre-compilation
-#include "MediaInfo/PreComp.h"
-#ifdef __BORLANDC__
- #pragma hdrstop
-#endif
-//---------------------------------------------------------------------------
-
-//---------------------------------------------------------------------------
-#include "MediaInfo/Setup.h"
-//---------------------------------------------------------------------------
-
-//---------------------------------------------------------------------------
-#if defined(MEDIAINFO_AAC_YES)
-//---------------------------------------------------------------------------
-
-//---------------------------------------------------------------------------
-#include "MediaInfo/Audio/File_Aac.h"
-#if MEDIAINFO_ADVANCED
- #include "MediaInfo/MediaInfo_Config_MediaInfo.h"
-#endif //MEDIAINFO_ADVANCED
-#include <cmath>
-using namespace std;
-//---------------------------------------------------------------------------
-
-namespace MediaInfoLib
-{
-
-//***************************************************************************
-// Infos
-//***************************************************************************
-
-//---------------------------------------------------------------------------
-extern const int32u Aac_sampling_frequency[13]=
-{96000, 88200, 64000, 48000, 44100, 32000, 24000, 22050,
- 16000, 12000, 11025, 8000, 7350};
-
-//---------------------------------------------------------------------------
-const char* Aac_Adts_ID[]=
-{
- "MPEG-4",
- "MPEG-2",
-};
-
-//---------------------------------------------------------------------------
-const char* Aac_Format(int8u ID)
-{
- switch (ID)
- {
- case 1 :
- case 2 :
- case 3 :
- case 4 : return "AAC";
- case 5 : return "SBR";
- case 6 : return "AAC Scalable";
- case 7 : return "TwinVQ";
- case 8 : return "CELP";
- case 9 : return "HVXC";
- case 12 : return "TTSI";
- case 13 : return "Main synthetic";
- case 14 : return "Wavetable synthesis";
- case 15 : return "General MIDI";
- case 16 : return "Algorithmic Synthesis and Audio FX";
- case 17 :
- case 19 :
- case 20 : return "ER AAC";
- case 21 : return "ER TwinVQ";
- case 22 : return "ER BSAC";
- case 23 : return "ER AAC LD";
- case 24 : return "ER CELP";
- case 25 : return "ER HVXC";
- case 26 : return "ER HILN";
- case 27 : return "ER Parametric";
- case 28 : return "SSC";
- case 29 : return "ParametricStereo";
- case 32 : return "Layer-1";
- case 33 : return "Layer-2";
- case 34 : return "Layer-3";
- case 35 : return "DST";
- case 36 : return "ALS";
- case 37 :
- case 38 : return "SLS";
- case 39 : return "ER AAC ELD";
- case 40 : return "SMR Simple";
- case 41 : return "SMR Main";
- default : return "";
- }
-}
-
-//---------------------------------------------------------------------------
-const char* Aac_Format_Profile(int8u ID)
-{
- switch (ID)
- {
- case 1 : return "Main";
- case 2 : return "LC";
- case 3 : return "SSR";
- case 4 : return "LTP";
- case 17 : return "LC";
- case 19 : return "LTP";
- case 37 : return "non-core";
- default : return "";
- }
-}
-
-//---------------------------------------------------------------------------
-const char* Aac_audioObjectType(int8u audioObjectType)
-{
- switch (audioObjectType)
- {
- case 1 : return "AAC Main";
- case 2 : return "AAC LC";
- case 3 : return "AAC SSR";
- case 4 : return "AAC LTP";
- case 5 : return "SBR";
- case 6 : return "AAC Scalable";
- case 7 : return "TwinVQ";
- case 8 : return "CELP";
- case 9 : return "HVXC";
- case 12 : return "TTSI";
- case 13 : return "Main synthetic";
- case 14 : return "Wavetable synthesis";
- case 15 : return "General MIDI";
- case 16 : return "Algorithmic Synthesis and Audio FX";
- case 17 : return "ER AAC LC";
- case 19 : return "ER AAC LTP";
- case 20 : return "ER AAC Scalable";
- case 21 : return "ER TwinVQ";
- case 22 : return "ER BSAC";
- case 23 : return "ER AAC LD";
- case 24 : return "ER CELP";
- case 25 : return "ER HVXC";
- case 26 : return "ER HILN";
- case 27 : return "ER Parametric";
- case 28 : return "SSC";
- case 29 : return "PS";
- case 31 : return "(escape)";
- case 32 : return "Layer-1";
- case 33 : return "Layer-2";
- case 34 : return "Layer-3";
- case 35 : return "DST";
- case 36 : return "ALS";
- case 37 : return "SLS";
- case 38 : return "SLS non-core";
- case 39 : return "ER AAC ELD";
- case 40 : return "SMR Simple";
- case 41 : return "SMR Main";
- default : return "";
- }
-}
-
-//---------------------------------------------------------------------------
-const int8u Aac_Channels[]=
-{
- 0,
- 1,
- 2,
- 3,
- 4,
- 5,
- 6,
- 8,
- 0,
- 0,
- 0,
- 0,
- 0,
- 0,
- 0,
- 0,
-};
-
-//---------------------------------------------------------------------------
-const char* Aac_ChannelConfiguration[]=
-{
- "",
- "Front: C",
- "Front: L R",
- "Front: L C R",
- "Front: L C R, Side: C",
- "Front: L C R, Side: L R",
- "Front: L C R, Side: L R, LFE",
- "Front: L C R, Side: L R, Back: L R, LFE",
- "",
- "",
- "",
- "",
- "",
- "",
- "",
- "",
-};
-
-//---------------------------------------------------------------------------
-const char* Aac_ChannelConfiguration2[]=
-{
- "",
- "1/0/0",
- "2/0/0",
- "3/0/0",
- "3/1/0",
- "3/2/0",
- "3/2/0.1",
- "3/2/2.1",
- "",
- "",
- "",
- "",
- "",
- "",
- "",
- "",
-};
-
-//---------------------------------------------------------------------------
-const char* Aac_ChannelLayout[]=
-{
- "",
- "C",
- "L R",
- "C L R",
- "C L R Cs",
- "C L R Ls Rs",
- "C L R Ls Rs LFE",
- "C L R Ls Rs Lrs Rrs LFE",
-};
-
-int8u Aac_AudioSpecificConfig_sampling_frequency_index(const int32u sampling_frequency)
-{
- if (sampling_frequency>=92017) return 0;
- if (sampling_frequency>=75132) return 1;
- if (sampling_frequency>=55426) return 2;
- if (sampling_frequency>=46009) return 3;
- if (sampling_frequency>=37566) return 4;
- if (sampling_frequency>=27713) return 5;
- if (sampling_frequency>=23004) return 6;
- if (sampling_frequency>=18783) return 7;
- if (sampling_frequency>=13856) return 8;
- if (sampling_frequency>=11502) return 9;
- if (sampling_frequency>=9391) return 10;
- return 11;
-}
-
-//---------------------------------------------------------------------------
-void File_Aac::AudioSpecificConfig (size_t End)
-{
- //Parsing
- bool sbrData=false, sbrPresentFlag=false, psData=false, psPresentFlag=false;
- Element_Begin1("AudioSpecificConfig");
- GetAudioObjectType(audioObjectType, "audioObjectType");
- Get_S1 (4, sampling_frequency_index, "samplingFrequencyIndex"); Param_Info1(Aac_sampling_frequency[sampling_frequency_index]);
- if (sampling_frequency_index==0xF)
- {
- Get_S3 (24, sampling_frequency, "samplingFrequency");
- sampling_frequency_index=Aac_AudioSpecificConfig_sampling_frequency_index(sampling_frequency);
- }
- else
- sampling_frequency=Aac_sampling_frequency[sampling_frequency_index];
- Get_S1 (4, channelConfiguration, "channelConfiguration"); Param_Info1(Aac_ChannelConfiguration[channelConfiguration]);
- if (audioObjectType==5 || audioObjectType==29)
- {
- extensionAudioObjectType=5;
- sbrPresentFlag=true;
- if (audioObjectType==29)
- psPresentFlag=true;
- Get_S1 (4, extension_sampling_frequency_index, "extensionSamplingFrequencyIndex"); Param_Info1(Aac_sampling_frequency[extension_sampling_frequency_index]);
- if (extension_sampling_frequency_index==0xF)
- {
- Get_S3 (24, extension_sampling_frequency, "extensionSamplingFrequency");
- sampling_frequency_index=Aac_AudioSpecificConfig_sampling_frequency_index(extension_sampling_frequency);
- }
- else
- extension_sampling_frequency=Aac_sampling_frequency[extension_sampling_frequency_index];
- GetAudioObjectType(audioObjectType, "audioObjectType");
- if (audioObjectType==22) //BSAC
- Skip_S1(4, "extensionChannelConfiguration");
- }
- else
- extensionAudioObjectType=0x00;
-
- switch (audioObjectType)
- {
- case 1:
- case 2:
- case 3:
- case 4:
- case 6:
- case 7:
- case 17:
- case 19:
- case 20:
- case 21:
- case 22:
- case 23:
- GASpecificConfig();
- break;
- case 8:
- CelpSpecificConfig();
- break;
- case 9:
- HvxcSpecificConfig();
- break;
- case 12:
- TTSSpecificConfig();
- break;
- //~ case 13:
- //~ case 14:
- //~ case 15:
- //~ case 16:
- //~ StructuredAudioSpecificConfig();
- //~ break;
- case 24:
- ErrorResilientCelpSpecificConfig();
- break;
- case 25:
- ErrorResilientHvxcSpecificConfig();
- break;
- case 26:
- case 27:
- ParametricSpecificConfig();
- break;
- case 28:
- SSCSpecificConfig();
- break;
- //~ case 30:
- //~ Skip_S1(1, "sacPayloadEmbedding");
- //~ SpatialSpecificConfig(); //ISO/IEC 23003-1
- //~ break;
- case 32:
- case 33:
- case 34:
- MPEG_1_2_SpecificConfig();
- break;
- case 35:
- DSTSpecificConfig();
- break;
- case 36:
- Skip_S1(5, "fillBits");
- ALSSpecificConfig();
- break;
- case 37:
- case 38:
- SLSSpecificConfig();
- break;
- case 39:
- ELDSpecificConfig();
- break;
- //~ case 40:
- //~ case 41:
- //~ SymbolicMusicSpecificConfig(); //ISO/IEC 14496-23
- //~ break;
- default:
- Element_Begin1("not implemented part");
- Skip_BS(Data_BS_Remain()-((End==(size_t)-1)?0:End), "(Not implemented)");
- Element_End0();
- FILLING_BEGIN()
- if (Mode==File_Aac::Mode_ADIF || Mode==File_Aac::Mode_ADTS)
- File__Tags_Helper::Finish();
- else if (Mode==Mode_AudioSpecificConfig)
- File__Analyze::Finish();
- Frame_Count=(size_t)-1; //Forcing not to parse following data anymore (if ParseSpeed==1)
- FILLING_END()
- return;
- }
-
- switch (audioObjectType)
- {
- case 17:
- case 19:
- case 20:
- case 21:
- case 22:
- case 23:
- case 24:
- case 25:
- case 26:
- case 27:
- case 39:
- int8u epConfig;
- Get_S1(2,epConfig, "epConfig");
- if ( epConfig == 2 || epConfig == 3 )
- ErrorProtectionSpecificConfig();
- if ( epConfig == 3 )
- {
- bool directMapping;
- Get_SB(directMapping, "directMapping");
- if ( ! directMapping )
- {
- Element_Begin1("not implemented part");
- Skip_BS(Data_BS_Remain()-((End==(size_t)-1)?0:End), "(Not implemented)");
- Element_End0();
- if (Mode==File_Aac::Mode_ADIF || Mode==File_Aac::Mode_ADTS)
- File__Tags_Helper::Finish();
- else
- {
- if (Mode==Mode_LATM)
- File__Analyze::Accept();
- File__Analyze::Finish();
- }
- Frame_Count=(size_t)-1; //Forcing not to parse following data anymore (if ParseSpeed==1)
- return;
- }
- }
- default : ;
- }
-
- if (extensionAudioObjectType!=5 && End!=(size_t)-1 && Data_BS_Remain()>=End+16)
- {
- int16u syncExtensionType;
- Get_S2(11,syncExtensionType, "syncExtensionType");
- if (syncExtensionType == 0x2b7)
- {
- sbrData=true;
- GetAudioObjectType(extensionAudioObjectType, "extensionAudioObjectType");
- if (extensionAudioObjectType==5 )
- {
- Get_SB(sbrPresentFlag, "sbrPresentFlag");
- if (sbrPresentFlag)
- {
- Get_S1 (4, extension_sampling_frequency_index, "extensionSamplingFrequencyIndex"); Param_Info1(Aac_sampling_frequency[extension_sampling_frequency_index]);
- if (extension_sampling_frequency_index==0xF)
- {
- Get_S3 (24, extension_sampling_frequency, "extensionSamplingFrequency");
- extension_sampling_frequency_index=Aac_AudioSpecificConfig_sampling_frequency_index(extension_sampling_frequency);
- }
- else
- extension_sampling_frequency=Aac_sampling_frequency[extension_sampling_frequency_index];
- if (End!=(size_t)-1 && Data_BS_Remain()>=End+12)
- {
- int16u syncExtensionType;
- Get_S2(11,syncExtensionType, "syncExtensionType");
- if (syncExtensionType == 0x548)
- {
- psData=true;
- Get_SB (psPresentFlag, "psPresentFlag");
- }
- }
- }
- }
- if ( extensionAudioObjectType == 22 )
- {
- Get_SB(sbrPresentFlag, "sbrPresentFlag");
- if (sbrPresentFlag)
- {
- Get_S1 (4, extension_sampling_frequency_index, "extensionSamplingFrequencyIndex"); Param_Info1(Aac_sampling_frequency[extension_sampling_frequency_index]);
- if (extension_sampling_frequency_index==0xF)
- {
- Get_S3 (24, extension_sampling_frequency, "extensionSamplingFrequency");
- extension_sampling_frequency_index=Aac_AudioSpecificConfig_sampling_frequency_index(extension_sampling_frequency);
- }
- else
- extension_sampling_frequency=Aac_sampling_frequency[extension_sampling_frequency_index];
- }
- Skip_S1(4, "extensionChannelConfiguration");
- }
- }
- }
- Element_End0();
- if (Data_BS_Remain()>End)
- {
- int8u LastByte=0xFF;
- if (Data_BS_Remain()-End<8)
- Peek_S1((int8u)(Data_BS_Remain()-End), LastByte);
- Skip_BS(Data_BS_Remain()-End, LastByte?"Unknown":"Padding");
- }
-
- FILLING_BEGIN();
- AudioSpecificConfig_OutOfBand (sampling_frequency, audioObjectType, sbrData, psData, sbrPresentFlag, psPresentFlag);
- FILLING_END();
-}
-
-//---------------------------------------------------------------------------
-void File_Aac::AudioSpecificConfig_OutOfBand (int32u sampling_frequency_, int8u audioObjectType_, bool sbrData, bool psData, bool sbrPresentFlag, bool psPresentFlag)
-{
- if (sampling_frequency==(int32u)-1 && sampling_frequency_) //Only if not yet set
- {
- sampling_frequency=sampling_frequency_;
- sampling_frequency_index=Aac_AudioSpecificConfig_sampling_frequency_index(sampling_frequency);
- }
-
- if (audioObjectType_==(int8u)-1)
- {
- if (audioObjectType==(int8u)-1)
- return; //All data is not yet available
- if (Infos.find("Format_Settings_SBR")!=Infos.end())
- {
- sbrData=true;
- sbrPresentFlag=Infos["Format_Settings_SBR"].find(__T("Yes"))!=string::npos;
- }
- else
- {
- sbrData=false;
- sbrPresentFlag=false;
- }
- if (Infos.find("Format_Settings_PS")!=Infos.end())
- {
- psData=true;
- psPresentFlag=Infos["Format_Settings_PS"].find(__T("Yes"))!=string::npos;
- }
- else
- {
- psData=false;
- psPresentFlag=false;
- }
- }
- else
- audioObjectType=audioObjectType_;
-
- if (sampling_frequency)
- Infos["SamplingRate"].From_Number(sampling_frequency);
- Infos["Format"].From_Local(Aac_Format(audioObjectType));
- Infos["Format_Profile"].From_Local(Aac_Format_Profile(audioObjectType));
- Infos["Codec"].From_Local(Aac_audioObjectType(audioObjectType));
- if (channelConfiguration && channelConfiguration<8)
- {
- Infos["Channel(s)"].From_Number(Aac_Channels[channelConfiguration]);
- Infos["ChannelPositions"].From_Local(Aac_ChannelConfiguration[channelConfiguration]);
- Infos["ChannelPositions/String2"].From_Local(Aac_ChannelConfiguration2[channelConfiguration]);
- Infos["ChannelLayout"].From_Local(Aac_ChannelLayout[channelConfiguration]);
- }
-
- if (sbrPresentFlag || !Infos["Format_Settings_SBR"].empty())
- {
- Infos["Format_Profile"]=__T("HE-AAC");
- Ztring SamplingRate_Previous=Infos["SamplingRate"];
- int32u SamplingRate=(extension_sampling_frequency_index==(int8u)-1)?(sampling_frequency*2):extension_sampling_frequency;
- if (SamplingRate)
- {
- Infos["SamplingRate"].From_Number(SamplingRate, 10);
- if (MediaInfoLib::Config.LegacyStreamDisplay_Get())
- {
- Infos["Format_Profile"]+=__T(" / LC");
- Infos["SamplingRate"]+=__T(" / ")+SamplingRate_Previous;
- }
- }
- Infos["Format_Settings_SBR"]=__T("Yes (Implicit)");
- Infos["Codec"]=Ztring().From_Local(Aac_audioObjectType(audioObjectType))+__T("-SBR");
- }
- else if (sbrData)
- Infos["Format_Settings_SBR"]=__T("No (Explicit)");
-
- if (psPresentFlag || !Infos["Format_Settings_PS"].empty())
- {
- Infos["Format_Profile"]=__T("HE-AACv2");
- Ztring Channels=Infos["Channel(s)"];
- Ztring ChannelPositions=Infos["ChannelPositions"];
- Ztring SamplingRate_Previous=Infos["SamplingRate"];
- Infos["Channel(s)"]=__T("2");
- Infos["ChannelPositions"]=__T("Front: L R");
- if (MediaInfoLib::Config.LegacyStreamDisplay_Get())
- {
- Infos["Format_Profile"]+=__T(" / HE-AAC / LC");
- Infos["Channel(s)"]+=__T(" / ")+Channels+__T(" / ")+Channels;
- Infos["ChannelPositions"]+=__T(" / ")+ChannelPositions+__T(" / ")+ChannelPositions;
- int32u SamplingRate=(extension_sampling_frequency_index==(int8u)-1)?(sampling_frequency*2):extension_sampling_frequency;
- if (SamplingRate)
- Infos["SamplingRate"]=Ztring().From_Number(SamplingRate, 10)+__T(" / ")+SamplingRate_Previous;
- }
- Infos["Format_Settings_PS"]=__T("Yes (Implicit)");
- if (StreamPos_Last!=(size_t)-1)
- {
- Ztring Codec=Retrieve(Stream_Audio, StreamPos_Last, Audio_Codec);
- Infos["Codec"]=Ztring().From_Local(Aac_audioObjectType(audioObjectType))+__T("-SBR-PS");
- }
- }
- else if (psData)
- Infos["Format_Settings_PS"]=__T("No (Explicit)");
-}
-
-//---------------------------------------------------------------------------
-void File_Aac::GetAudioObjectType(int8u &ObjectType, const char* Name)
-{
- Element_Begin1(Name);
- Get_S1(5, ObjectType, "audioObjectType");
- if (ObjectType==31)
- {
- Get_S1(6, ObjectType, "audioObjectTypeExt");
- ObjectType+=32;
- }
- Element_Info1(ObjectType); Element_Info1(Aac_Format_Profile(ObjectType));
- Element_End0();
-}
-
-//***************************************************************************
-// Elements - Multiplex layer
-//***************************************************************************
-
-//---------------------------------------------------------------------------
-void File_Aac::AudioMuxElement()
-{
- Element_Begin1("AudioMuxElement");
- if (muxConfigPresent)
- {
- bool useSameStreamMux;
- Get_SB (useSameStreamMux, "useSameStreamMux");
- if (!useSameStreamMux)
- StreamMuxConfig();
- }
- if (sampling_frequency_index==(int8u)-1) //No previous config
- {
- CanFill=false;
- Skip_BS(Data_BS_Remain(), "(Waiting for configuration)");
- return;
- }
- if (audioMuxVersionA==0)
- {
- for (int8u i=0; i<=numSubFrames; i++)
- {
- PayloadLengthInfo();
- PayloadMux();
- }
- if (otherDataPresent)
- {
- for(int32u i=0; i<otherDataLenBits; i++)
- Skip_SB( "otherDataBit");
- }
- }
- else
- {
- Element_Begin1("(not implemented)");
- Skip_BS(Data_BS_Remain(), "(not implemented)");
- Element_End0();
- }
- if (Data_BS_Remain()%8)
- Skip_S1(Data_BS_Remain()%8, "byte_alignment");
- Element_End0();
-}
-
-//---------------------------------------------------------------------------
-void File_Aac::StreamMuxConfig()
-{
- Element_Begin1("StreamMuxConfig");
-
- bool audioMuxVersion;
- Get_SB (audioMuxVersion, "audioMuxVersion");
- if (audioMuxVersion)
- Get_SB (audioMuxVersionA, "audioMuxVersionA");
- else
- audioMuxVersionA=false;
-
- if (!audioMuxVersionA)
- {
- if (audioMuxVersion==1)
- {
- Element_Begin1("(not implemented)");
- Skip_BS(Data_BS_Remain(), "(not implemented)");
- Element_End0();
- //taraBufferFullness=LatmGetValue();
- }
-
- int8u streamCnt = 0;
- bool useSameConfig;
-
- Get_SB (allStreamsSameTimeFraming, "allStreamsSameTimeFraming");
- Get_S1 (6, numSubFrames, "numSubFrames");
- Get_S1 (4, numProgram, "numProgram");
-
- for (int8u prog=0; prog<=numProgram; prog++)
- {
- Get_S1(3,numLayer, "numLayer");
- for (int8u lay=0; lay<=numLayer; lay++)
- {
- progSIndx[streamCnt]=prog;
- laySIndx[streamCnt]=lay;
- streamID[prog][lay]=streamCnt++;
- if (prog==0 && lay==0)
- useSameConfig=0;
- else
- Get_SB(useSameConfig, "useSameConfig");
-
- if (!useSameConfig)
- {
- if (audioMuxVersion==0)
- AudioSpecificConfig();
- else
- {
- int ascLen=LatmGetValue();
- AudioSpecificConfig(Data_BS_Remain()-ascLen);
- }
- }
-
- Get_S1(3,frameLengthType[streamID[prog][lay]], "frameLengthType[streamID[prog][lay]]");
- switch(frameLengthType[streamID[prog][lay]])
- {
- case 0 :
- Skip_S1(8, "latmBufferFullness[streamID[prog][lay]]");
- if(!allStreamsSameTimeFraming)
- {
- Element_Begin1("(not implemented)");
- Skip_BS(Data_BS_Remain(), "(not implemented)");
- Element_End0();
- }
- //~ if ((!allStreamsSameTimeFraming) &&
- //~ (AudioObjectType[lay] == 6 || AudioObjectType[lay] == 20) &&
- //~ (AudioObjectType[lay-1] == 8 || AudioObjectType[lay-1] == 24))
- //~ {
- //~ Skip_S1(6, "coreFrameOffset");
- //~ }
- break;
- case 1 :
- Get_S2(9,frameLength[streamID[prog][lay]],"frameLength[streamID[prog][lay]]");
- break;
- case 3 :
- case 4 :
- case 5 :
- Skip_S1(6, "CELPframeLengthTableIndex[streamID[prog][lay]]");
- break;
- case 6 :
- case 7 :
- Skip_S1(1, "HVXCframeLengthTableIndex[streamID[prog][lay]]");
- break;
- default :
- Element_Begin1("(not implemented)");
- Skip_BS(Data_BS_Remain(), "(not implemented)");
- Element_End0();
- }
- }
- }
- bool crcCheckPresent;
- Get_SB (otherDataPresent, "otherDataPresent");
- if (otherDataPresent)
- {
- if (audioMuxVersion==1)
- otherDataLenBits=LatmGetValue();
- else
- {
- otherDataLenBits=0;
- bool otherDataLenEsc;
- do
- {
- int8u otherDataLenTmp;
- otherDataLenBits<<=8;
- Get_SB( otherDataLenEsc, "otherDataLenEsc");
- Get_S1(8, otherDataLenTmp, "otherDataLenTmp");
- otherDataLenBits+=otherDataLenTmp;
- }
- while (otherDataLenEsc);
- }
- }
- Get_SB(crcCheckPresent, "crcCheckPresent");
- if(crcCheckPresent)
- Skip_S1(8, "crcCheckSum");
- }
- else
- {
- Element_Begin1("(not implemented)");
- Skip_BS(Data_BS_Remain(), "(not implemented)");
- Element_End0();
- }
- Element_End0();
-
- FILLING_BEGIN();
- CanFill=true;
- FILLING_END();
-}
-
-//---------------------------------------------------------------------------
-int32u File_Aac::LatmGetValue()
-{
- Element_Begin1("LatmGetValue");
- int8u valueTmp, bytesForValue;
- Get_S1(2, bytesForValue, "bytesForValue");
- int32u value=0;
- for (int8u i=0; i<=bytesForValue; i++)
- {
- value<<=8;
- Get_S1(8, valueTmp, "valueTmp");
- value+=valueTmp;
- }
- Element_End0();
- return value;
-}
-
-//---------------------------------------------------------------------------
-void File_Aac::PayloadLengthInfo()
-{
- Element_Begin1("PayloadLengthInfo");
- int8u tmp;
- if (allStreamsSameTimeFraming)
- {
- for (int8u prog=0; prog<=numProgram; prog++)
- {
- for (int8u lay=0; lay<=numLayer; lay++)
- {
- if (frameLengthType[streamID[prog][lay]]==0)
- {
- MuxSlotLengthBytes[streamID[prog][lay]]=0;
- do
- {
- Get_S1(8, tmp, "tmp");
- MuxSlotLengthBytes[streamID[prog][lay]]+=tmp;
- }
- while(tmp==255);
- }
- else if (frameLengthType[streamID[prog][lay]]==3
- || frameLengthType[streamID[prog][lay]]==5
- || frameLengthType[streamID[prog][lay]]==7)
- {
- Skip_S1(2, "MuxSlotLengthCoded[streamID[prog][lay]]");
- }
- }
- }
- }
- else
- {
- int8u streamIndx;
- int8u prog, lay;
- Get_S1(4, numChunk, "numChunk");
- for (int chunkCnt=0; chunkCnt<=numChunk; chunkCnt++)
- {
- Get_S1(4,streamIndx, "streamIndx");
- prog=progCIndx[chunkCnt]=progSIndx[streamIndx];
- lay=layCIndx[chunkCnt]=laySIndx[streamIndx];
- if (frameLengthType[streamID[prog][lay]]==0)
- {
- MuxSlotLengthBytes[streamID[prog][lay]]=0;
- do
- {
- Get_S1(8, tmp, "tmp");
- MuxSlotLengthBytes[streamID[prog][lay]]+=tmp;
- }
- while(tmp==255);
- Skip_SB( "AuEndFlag[streamID[prog][lay]]");
- }
- else if (frameLengthType[streamID[prog][lay]]==3
- || frameLengthType[streamID[prog][lay]]==5
- || frameLengthType[streamID[prog][lay]]==7)
- {
- Skip_S1(2, "MuxSlotLengthCoded[streamID[prog][lay]]");
- }
- }
- }
- Element_End0();
-}
-
-//---------------------------------------------------------------------------
-void File_Aac::PayloadMux()
-{
- Element_Begin1("PayloadMux");
- if (allStreamsSameTimeFraming)
- {
- for (int8u prog=0; prog<=numProgram; prog++)
- for (int8u lay=0; lay<=numLayer; lay++)
- {
- switch(frameLengthType[streamID[prog][lay]])
- {
- case 0 :
- if (CA_system_ID_MustSkipSlices)
- {
- //Encryption management
- Skip_BS(8*MuxSlotLengthBytes[streamID[prog][lay]], "Encrypted payload[streamID[prog][lay]]");
- Frame_Count_Valid=0;
- }
- else
- raw_data_block();
- break;
- case 1 :
- Skip_BS(8 * (frameLength[streamID[prog][lay]] + 20),"payload[streamID[prog][lay]]");
- break;
- default:
- Element_Begin1("(not implemented)");
- Skip_BS(Data_BS_Remain(), "(not implemented)");
- Element_End0();
- }
- }
- }
- else
- {
- for (int8u chunkCnt=0; chunkCnt<=numChunk; chunkCnt++)
- {
- int8u prog=progCIndx[chunkCnt];
- int8u lay=layCIndx[chunkCnt];
- switch(frameLengthType[streamID[prog][lay]])
- {
- case 0 :
- raw_data_block(); //Skip_BS(MuxSlotLengthBytes[streamID[prog][lay]], "payload[streamID[prog][lay]]");
- break;
- case 1 :
- Skip_BS(8*(frameLength[streamID[prog][lay]]+20), "payload[streamID[prog][lay]]");
- break;
- default:
- Element_Begin1("not implemented");
- Element_End0();
- }
- }
- }
- Element_End0();
-}
-
-//***************************************************************************
-// Elements - Error protection
-//***************************************************************************
-
-//---------------------------------------------------------------------------
-void File_Aac::ErrorProtectionSpecificConfig()
-{
- Element_Begin1("ErrorProtectionSpecificConfig");
- int8u number_of_predefined_set,number_of_concatenated_frame,interleave_type;
- Get_S1(8,number_of_predefined_set, "number_of_predefined_set");
- Get_S1(2,interleave_type, "interleave_type");
- Skip_S1(3, "bit_stuffing");
- Get_S1(3,number_of_concatenated_frame, "number_of_concatenated_frame");
- for (int8u i = 0; i < number_of_predefined_set; i++ )
- {
- int8u number_of_class;
- Get_S1(6,number_of_class, "number_of_class[i]");
- for (int8u j = 0; j < number_of_class; j++)
- {
- bool length_escape,fec_type,rate_escape,crclen_escape;
- Get_SB(length_escape, "length_escape[i][j]");
- Get_SB(rate_escape, "rate_escape[i][j]");
- Get_SB(crclen_escape, "crclen_escape[i][j]");
- if (number_of_concatenated_frame != 1)
- Skip_SB( "concatenate_flag[i][j]");
- Get_SB(fec_type, "fec_type[i][j]");
- if(!fec_type)
- Skip_SB( "termination_switch[i][j]");
- if (interleave_type == 2)
- Skip_S1(2, "interleave_switch[i][j]");
- Skip_SB( "class_optional");
- if (length_escape)
- {
- /* ESC */
- Skip_S1(4, "number_of_bits_for_length[i][j]");
- }
- else
- {
- Skip_S2(16, "class_length[i][j]");
- }
- if (!rate_escape)
- { /* not ESC */
- if(fec_type)
- {
- Skip_S1(7, "class_rate[i][j]");
- }
- else
- {
- Skip_S1(5, "class_rate[i][j]");
- }
- }
- if (!crclen_escape)
- {
- /* not ESC */
- Skip_S1(5, "class_crclen[i][j]");
- }
- }
- bool class_reordered_output;
- Get_SB(class_reordered_output, "class_reordered_output");
- if ( class_reordered_output )
- {
- for (int j = 0; j < number_of_class; j++ )
- {
- Skip_S1(6, "class_output_order[i][j]");
- }
- }
- }
- bool header_protection;
- Get_SB(header_protection, "header_protection");
- if (header_protection)
- {
- Skip_S1(5, "header_rate");
- Skip_S1(5, "header_crclen");
- }
- Element_End0();
-}
-
-//***************************************************************************
-// Elements - MPEG-2 AAC Audio_Data_Interchange_Format, ADIF
-//***************************************************************************
-
-//---------------------------------------------------------------------------
-void File_Aac::adif_header()
-{
- //Parsing
- int32u bitrate;
- int8u num_program_config_elements;
- bool bitstream_type;
- Skip_C4( "adif_id");
- BS_Begin();
- TEST_SB_SKIP( "copyright_id_present");
- Skip_S4(32, "copyright_id");
- Skip_S4(32, "copyright_id");
- Skip_S4( 8, "copyright_id");
- TEST_SB_END();
- Skip_SB( "original_copy");
- Skip_SB( "home");
- Get_SB ( bitstream_type, "bitstream_type"); Param_Info1(bitstream_type?"VBR":"CBR");
- Get_S3 (23, bitrate, "bitrate");
- Get_S1 ( 4, num_program_config_elements, "num_program_config_elements");
- if (!bitstream_type)
- Skip_S3(20, "adif_buffer_fullness");
- for (int8u Pos=0; Pos<num_program_config_elements+1; Pos++)
- program_config_element();
- BS_End();
-
- FILLING_BEGIN();
- Fill(Stream_General, 0, General_Format, "ADIF", Unlimited, true, true);
- Fill(Stream_General, 0, General_HeaderSize, Element_Size);
- Fill(Stream_General, 0, General_OverallBitRate_Mode, bitstream_type?"VBR":"CBR");
-
- for (size_t StreamPos=0; StreamPos<Count_Get(Stream_Audio); StreamPos++)
- Fill(Stream_Audio, StreamPos, Audio_MuxingMode, "ADIF");
- if (num_program_config_elements==0) //Easy to fill only if 1 audio stream
- {
- Infos["BitRate_Mode"].From_Local(bitstream_type?"VBR":"CBR");
- if (bitrate>0)
- Infos[bitstream_type?"BitRate_Maximum":"BitRate"].From_Number(bitrate);
- }
-
- //No more need data
- File__Tags_Helper::Finish("ADIF");
- FILLING_END();
-}
-
-//***************************************************************************
-// Elements - Audio_Data_Transport_Stream frame, ADTS
-//***************************************************************************
-
-//---------------------------------------------------------------------------
-void File_Aac::adts_frame()
-{
- //Parsing
- adts_fixed_header();
- adts_variable_header();
-
- //Encryption management
- if (CA_system_ID_MustSkipSlices)
- {
- //Is not decodable
- BS_End();
- Skip_XX(Element_Size-Element_Offset, "Encrypted data");
- Frame_Count_Valid=0;
- return;
- }
-
- if (num_raw_data_blocks==0)
- {
- if (!protection_absent)
- {
- Element_Begin1("adts_error_check");
- Skip_S2(16, "crc_check");
- Element_End0();
- }
- raw_data_block();
- }
- else
- {
- Element_Begin1("adts_header_error_check");
- if (!protection_absent)
- for (int i=1; i<=num_raw_data_blocks; i++)
- Skip_S2(16, "raw_data_block_position(i)");
- Skip_S2(16, "crc_check");
- Element_End0();
-
- for(int i=0; i<=num_raw_data_blocks; i++)
- {
- raw_data_block();
- if (!protection_absent)
- {
- Element_Begin1("adts_raw_data_block_error_check");
- Skip_BS(16, "crc_check");
- Element_End0();
- }
- }
- }
-}
-
-//---------------------------------------------------------------------------
-void File_Aac::adts_fixed_header()
-{
- //Parsing
- bool id;
- Element_Begin1("adts_fixed_header");
- Skip_BS(12, "syncword");
- Get_SB ( id, "id"); Param_Info1(Aac_Adts_ID[id]);
- Skip_BS( 2, "layer");
- Get_SB ( protection_absent, "protection_absent");
- Get_S1 ( 2, audioObjectType, "profile_ObjectType"); audioObjectType++; Param_Info1(Aac_audioObjectType(audioObjectType));
- Get_S1 ( 4, sampling_frequency_index, "sampling_frequency_index"); Param_Info2(Aac_sampling_frequency[sampling_frequency_index], " Hz");
- sampling_frequency=Aac_sampling_frequency[sampling_frequency_index];
- Skip_SB( "private");
- Get_S1 ( 3, channelConfiguration, "channel_configuration");
- Skip_SB( "original");
- Skip_SB( "home");
- Element_End0();
-
- FILLING_BEGIN();
- if (Infos["Format"].empty())
- {
- Infos_General["Format"].From_Local("ADTS");
-
- Infos["Format"].From_Local("AAC");
- Infos["Format_Version"].From_Local(id?"Version 2":"Version 4");
- Infos["Format_Profile"].From_Local(Aac_Format_Profile(audioObjectType));
- Infos["Codec"].From_Local(Aac_audioObjectType(audioObjectType));
- if (Aac_sampling_frequency[sampling_frequency_index])
- Infos["SamplingRate"].From_Number(Aac_sampling_frequency[sampling_frequency_index]);
- Infos["Channel(s)"].From_Number(channelConfiguration);
- Infos["ChannelPositions"].From_Local(Aac_ChannelConfiguration[channelConfiguration]);
- Infos["ChannelPositions/String2"].From_Local(Aac_ChannelConfiguration2[channelConfiguration]);
- Infos["ChannelLayout"].From_Local(Aac_ChannelLayout[channelConfiguration]);
- if (IsSub)
- Infos["MuxingMode"].From_Local("ADTS");
- }
- FILLING_END();
-}
-
-//---------------------------------------------------------------------------
-void File_Aac::adts_variable_header()
-{
- //Parsing
- int16u aac_frame_length, adts_buffer_fullness;
- Element_Begin1("adts_variable_header");
- Skip_SB( "copyright_id");
- Skip_SB( "copyright_id_start");
- Get_S2 (13, aac_frame_length, "aac_frame_length");
- Get_S2 (11, adts_buffer_fullness, "adts_buffer_fullness"); Param_Info1(adts_buffer_fullness==0x7FF?"VBR":"CBR");
- Get_S1 ( 2, num_raw_data_blocks, "num_raw_data_blocks");
- Element_End0();
-
- FILLING_BEGIN();
- if (adts_buffer_fullness==0x7FF)
- adts_buffer_fullness=true;
- #if MEDIAINFO_ADVANCED
- aac_frame_length_Total+=aac_frame_length;
- #endif //MEDIAINFO_ADVANCED
- FILLING_END();
-}
-
-//***************************************************************************
-// C++
-//***************************************************************************
-
-} //NameSpace
-
-#endif //MEDIAINFO_AAC_YES
-
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