diff options
Diffstat (limited to 'src/thirdparty/MediaInfo/MediaInfo/Audio/File_Flac.cpp')
| -rw-r--r-- | src/thirdparty/MediaInfo/MediaInfo/Audio/File_Flac.cpp | 252 |
1 files changed, 0 insertions, 252 deletions
diff --git a/src/thirdparty/MediaInfo/MediaInfo/Audio/File_Flac.cpp b/src/thirdparty/MediaInfo/MediaInfo/Audio/File_Flac.cpp deleted file mode 100644 index 5aede74c2..000000000 --- a/src/thirdparty/MediaInfo/MediaInfo/Audio/File_Flac.cpp +++ /dev/null @@ -1,252 +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_FLAC_YES)
-//---------------------------------------------------------------------------
-
-//---------------------------------------------------------------------------
-#include "MediaInfo/Audio/File_Flac.h"
-#include "MediaInfo/Tag/File_VorbisCom.h"
-#include "base64.h"
-//---------------------------------------------------------------------------
-
-namespace MediaInfoLib
-{
-
-//***************************************************************************
-// Infos
-//***************************************************************************
-
-//---------------------------------------------------------------------------
-extern const char* Id3v2_PictureType(int8u Type); //In Tag/File_Id3v2.cpp
-
-//***************************************************************************
-// Constructor/Destructor
-//***************************************************************************
-
-//---------------------------------------------------------------------------
-File_Flac::File_Flac()
-:File__Analyze(), File__Tags_Helper()
-{
- //File__Tags_Helper
- Base=this;
-
- //In
- VorbisHeader=false;
-
- //Temp
- Last_metadata_block=false;
-}
-
-//***************************************************************************
-// Buffer - File header
-//***************************************************************************
-
-//---------------------------------------------------------------------------
-bool File_Flac::FileHeader_Begin()
-{
- if (!File__Tags_Helper::FileHeader_Begin())
- return false;
-
- //Element_Size
- if (Buffer_Size<Buffer_Offset+4+(VorbisHeader?9:0))
- return false; //Must wait for more data
-
- if (CC4(Buffer+Buffer_Offset+(VorbisHeader?9:0))!=0x664C6143) //"fLaC"
- {
- File__Tags_Helper::Finish("Flac");
- return false;
- }
-
- //All should be OK...
- return true;
-}
-
-//---------------------------------------------------------------------------
-void File_Flac::FileHeader_Parse()
-{
- //Parsing
- if (VorbisHeader)
- {
- Skip_B1( "Signature");
- Skip_Local(4, "Signature");
- Skip_B1( "Major version");
- Skip_B1( "Minor version");
- Skip_B2( "Number of header");
- }
- Skip_C4( "Signature");
-}
-
-//***************************************************************************
-// Buffer - Per element
-//***************************************************************************
-
-//---------------------------------------------------------------------------
-void File_Flac::Header_Parse()
-{
- //Parsing
- int32u Length;
- int8u BLOCK_TYPE;
- BS_Begin();
- Get_SB ( Last_metadata_block, "Last-metadata-block");
- Get_S1 (7, BLOCK_TYPE, "BLOCK_TYPE");
- BS_End();
- Get_B3 (Length, "Length");
-
- //Filling
- Header_Fill_Code(BLOCK_TYPE, Ztring().From_CC1(BLOCK_TYPE));
- Header_Fill_Size(Element_Offset+Length);
-}
-
-//---------------------------------------------------------------------------
-void File_Flac::Data_Parse()
-{
- #define CASE_INFO(_NAME) \
- case Flac::_NAME : Element_Info1(#_NAME); _NAME(); break;
-
- //Parsing
- switch ((int16u)Element_Code)
- {
- CASE_INFO(STREAMINFO);
- CASE_INFO(PADDING);
- CASE_INFO(APPLICATION);
- CASE_INFO(SEEKTABLE);
- CASE_INFO(VORBIS_COMMENT);
- CASE_INFO(CUESHEET);
- CASE_INFO(PICTURE);
- default : Skip_XX(Element_Size, "Data");
- }
-
- if (Last_metadata_block)
- {
- if (!IsSub)
- Fill(Stream_Audio, 0, Audio_StreamSize, File_Size-(File_Offset+Buffer_Offset+Element_Size));
-
- //No more need data
- File__Tags_Helper::Finish("Flac");
- }
-}
-
-//***************************************************************************
-// Elements
-//***************************************************************************
-
-//---------------------------------------------------------------------------
-void File_Flac::STREAMINFO()
-{
- //Parsing
- int64u Samples;
- int32u FrameSize_Min, FrameSize_Max, SampleRate;
- int8u Channels, BitPerSample;
- Skip_B2( "BlockSize_Min"); //The minimum block size (in samples) used in the stream.
- Skip_B2( "BlockSize_Max"); //The maximum block size (in samples) used in the stream. (Minimum blocksize == maximum blocksize) implies a fixed-blocksize stream.
- Get_B3 ( FrameSize_Min, "FrameSize_Min"); //The minimum frame size (in bytes) used in the stream. May be 0 to imply the value is not known.
- Get_B3 ( FrameSize_Max, "FrameSize_Max"); //The maximum frame size (in bytes) used in the stream. May be 0 to imply the value is not known.
- BS_Begin();
- Get_S3 (20, SampleRate, "SampleRate"); //Sample rate in Hz. Though 20 bits are available, the maximum sample rate is limited by the structure of frame headers to 1048570Hz. Also, a value of 0 is invalid.
- Get_S1 ( 3, Channels, "Channels"); Param_Info2(Channels+1, " channels"); //(number of channels)-1. FLAC supports from 1 to 8 channels
- Get_S1 ( 5, BitPerSample, "BitPerSample"); Param_Info2(BitPerSample+1, " bits"); //(bits per sample)-1. FLAC supports from 4 to 32 bits per sample. Currently the reference encoder and decoders only support up to 24 bits per sample.
- Get_S5 (36, Samples, "Samples");
- BS_End();
- Skip_B16( "MD5 signature of the unencoded audio data");
-
- FILLING_BEGIN();
- if (SampleRate==0)
- return;
- File__Tags_Helper::Accept("FLAC");
-
- File__Tags_Helper::Streams_Fill();
-
- File__Tags_Helper::Stream_Prepare(Stream_Audio);
- Fill(Stream_Audio, 0, Audio_Format, "FLAC");
- Fill(Stream_Audio, 0, Audio_Codec, "FLAC");
- if (FrameSize_Min==FrameSize_Max && FrameSize_Min!=0 ) // 0 means it is unknown
- Fill(Stream_Audio, 0, Audio_BitRate_Mode, "CBR");
- else
- Fill(Stream_Audio, 0, Audio_BitRate_Mode, "VBR");
- Fill(Stream_Audio, 0, Audio_SamplingRate, SampleRate);
- Fill(Stream_Audio, 0, Audio_Channel_s_, Channels+1);
- Fill(Stream_Audio, 0, Audio_BitDepth, BitPerSample+1);
- if (!IsSub)
- Fill(Stream_Audio, 0, Audio_Duration, Samples*1000/SampleRate);
- FILLING_END();
-}
-
-//---------------------------------------------------------------------------
-void File_Flac::APPLICATION()
-{
- //Parsing
- Skip_C4( "Application");
- if (Element_Size>4)
- Skip_XX(Element_Size-4, "(Application specific)");
-}
-
-//---------------------------------------------------------------------------
-void File_Flac::VORBIS_COMMENT()
-{
- //Parsing
- #if defined(MEDIAINFO_VORBISCOM_YES)
- File_VorbisCom VorbisCom;
- VorbisCom.StreamKind_Specific=Stream_Audio;
- Open_Buffer_Init(&VorbisCom);
- Open_Buffer_Continue(&VorbisCom);
- File__Analyze::Finish(&VorbisCom);
- Merge(VorbisCom, Stream_General, 0, 0);
- Merge(VorbisCom, Stream_Audio, 0, 0);
- Merge(VorbisCom, Stream_Menu, 0, 0);
- #else
- Skip_XX(Element_Offset, "Data");
- #endif
-}
-
-//---------------------------------------------------------------------------
-void File_Flac::PICTURE()
-{
- //Parsing
- int32u PictureType, MimeType_Size, Description_Size, Data_Size;
- Ztring MimeType, Description;
- Get_B4 (PictureType, "Picture type"); Element_Info1(Id3v2_PictureType((int8u)PictureType));
- Get_B4 (MimeType_Size, "MIME type size");
- Get_Local(MimeType_Size, MimeType, "MIME type");
- Get_B4 (Description_Size, "Description size");
- Get_UTF8(Description_Size, Description, "Description");
- Skip_B4( "Width");
- Skip_B4( "Height");
- Skip_B4( "Color depth");
- Skip_B4( "Number of colors used");
- Get_B4 (Data_Size, "Data size");
- if (Element_Offset+Data_Size>Element_Size)
- return; //There is a problem
- std::string Data_Raw((const char*)(Buffer+(size_t)(Buffer_Offset+Element_Offset)), Data_Size);
- std::string Data_Base64(Base64::encode(Data_Raw));
- Skip_XX(Element_Size-Element_Offset, "Data");
-
- //Filling
- Fill(Stream_General, 0, General_Cover, "Yes");
- Fill(Stream_General, 0, General_Cover_Description, Description);
- Fill(Stream_General, 0, General_Cover_Type, Id3v2_PictureType((int8u)PictureType));
- Fill(Stream_General, 0, General_Cover_Mime, MimeType);
- Fill(Stream_General, 0, General_Cover_Data, Data_Base64);
-}
-
-} //NameSpace
-
-#endif //MEDIAINFO_FLAC_YES
-
-
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