diff options
Diffstat (limited to 'src/thirdparty/MediaInfo/MediaInfo/Multiple/File_Ogg.cpp')
| -rw-r--r-- | src/thirdparty/MediaInfo/MediaInfo/Multiple/File_Ogg.cpp | 393 |
1 files changed, 0 insertions, 393 deletions
diff --git a/src/thirdparty/MediaInfo/MediaInfo/Multiple/File_Ogg.cpp b/src/thirdparty/MediaInfo/MediaInfo/Multiple/File_Ogg.cpp deleted file mode 100644 index 6332b76f6..000000000 --- a/src/thirdparty/MediaInfo/MediaInfo/Multiple/File_Ogg.cpp +++ /dev/null @@ -1,393 +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_OGG_YES)
-//---------------------------------------------------------------------------
-
-//---------------------------------------------------------------------------
-#include "MediaInfo/Multiple/File_Ogg.h"
-#include "MediaInfo/Multiple/File_Ogg_SubElement.h"
-//---------------------------------------------------------------------------
-
-namespace MediaInfoLib
-{
-
-//***************************************************************************
-// Constructor/Destructor
-//***************************************************************************
-
-//---------------------------------------------------------------------------
-File_Ogg::File_Ogg()
-:File__Analyze()
-{
- //Configuration
- MustSynchronize=true;
- Buffer_TotalBytes_FirstSynched_Max=64*1024;
-
- //In
- SizedBlocks=false;
- XiphLacing=false;
-
- //Temp - Global
- StreamsToDo=0;
- Parsing_End=false;
-
- //Temp - Stream
- Chunk_Sizes_Finished=true;
- packet_type=0;
- continued=false;
- eos=false;
-}
-
-//***************************************************************************
-// Streams management
-//***************************************************************************
-
-//---------------------------------------------------------------------------
-void File_Ogg::Streams_Fill()
-{
- std::map<int64u, stream>::iterator Stream_Temp=Stream.begin();
- while (Stream_Temp!=Stream.end())
- {
- //Filling
- if (Stream_Temp->second.Parser)
- {
- Stream_Temp->second.Parser->Fill();
- Merge(*Stream_Temp->second.Parser);
- Merge(*Stream_Temp->second.Parser, Stream_General, 0, 0);
- Stream_Temp->second.StreamKind=((File_Ogg_SubElement*)Stream_Temp->second.Parser)->StreamKind;
- Stream_Temp->second.StreamPos=Count_Get(Stream_Temp->second.StreamKind)-1;
- if (!SizedBlocks && !XiphLacing)
- Stream_Temp->second.absolute_granule_position_Resolution=((File_Ogg_SubElement*)Stream_Temp->second.Parser)->absolute_granule_position_Resolution;
- if (Stream_Temp->second.StreamKind==Stream_Audio && Stream_Temp->second.absolute_granule_position_Resolution==0)
- Stream_Temp->second.absolute_granule_position_Resolution=Retrieve(Stream_Audio, Stream_Temp->second.StreamPos, Audio_SamplingRate).To_int64u();
- if (!IsSub && Stream_Temp->second.absolute_granule_position && Stream_Temp->second.absolute_granule_position_Resolution)
- {
- if (Stream_Temp->second.StreamKind==Stream_Audio)
- Fill(Stream_Temp->second.StreamKind, Stream_Temp->second.StreamPos, Fill_Parameter(Stream_Temp->second.StreamKind, Generic_Duration), float64_int64s(((float64)(Stream_Temp->second.absolute_granule_position))*1000/Stream_Temp->second.absolute_granule_position_Resolution), 10, true);
- }
- if (!IsSub)
- {
- if (Stream_Temp->second.StreamKind==Stream_Max)
- {
- Stream_Temp->second.StreamKind=Stream_General;
- Stream_Temp->second.StreamPos=0;
- }
- Fill(Stream_Temp->second.StreamKind, Stream_Temp->second.StreamPos, General_ID, Stream_Temp->first);
- Fill(Stream_Temp->second.StreamKind, Stream_Temp->second.StreamPos, General_ID_String, Ztring::ToZtring(Stream_Temp->first)+__T(" (0x")+Ztring::ToZtring(Stream_Temp->first, 16)+__T(')'), true);
- }
- }
- ++Stream_Temp;
- }
-
- Fill(Stream_General, 0, General_Format, "OGG", Unlimited, true, true);
- if (Count_Get(Stream_Video)==0 && Count_Get(Stream_Image)==0)
- Fill(Stream_General, 0, General_InternetMediaType, "audio/ogg", Unlimited, true, true);
-}
-
-//---------------------------------------------------------------------------
-void File_Ogg::Streams_Finish()
-{
- std::map<int64u, stream>::iterator Stream_Temp=Stream.begin();
- while (Stream_Temp!=Stream.end())
- {
- //Filling
- if (Stream_Temp->second.Parser)
- {
- Finish(Stream_Temp->second.Parser);
- Merge(*Stream_Temp->second.Parser, Stream_Temp->second.StreamKind, 0, Stream_Temp->second.StreamPos);
- Merge(*Stream_Temp->second.Parser, Stream_General, 0, 0);
- }
- ++Stream_Temp;
- }
-
- //No more need
- if (!File_Name.empty()) //Only if this is not a buffer, with buffer we can have more data
- Stream.clear();
-}
-
-//***************************************************************************
-// Buffer - File header
-//***************************************************************************
-
-//---------------------------------------------------------------------------
-bool File_Ogg::FileHeader_Begin()
-{
- //Must have enough buffer for having header
- if (Buffer_Size<4)
- return false; //Must wait for more data
-
- //False positives detection: Detect AVI files, or the parser can synchronize with OggS stream in a AVI chunk
- if (CC4(Buffer)==0x52494646) //"RIFF"
- {
- Finish("OGG");
- return false;
- }
-
- //All should be OK...
- return true;
-}
-
-//***************************************************************************
-// Buffer - Synchro
-//***************************************************************************
-
-//---------------------------------------------------------------------------
-bool File_Ogg::Synchronize()
-{
- //Synchronizing
- while (Buffer_Offset+4<=Buffer_Size)
- {
- while(Buffer_Offset+4<=Buffer_Size && (Buffer[Buffer_Offset ]!=0x4F
- || Buffer[Buffer_Offset+1]!=0x67
- || Buffer[Buffer_Offset+2]!=0x67
- || Buffer[Buffer_Offset+3]!=0x53)) //"OggS"
- {
- Buffer_Offset+=1+2;
- while(Buffer_Offset<Buffer_Size && Buffer[Buffer_Offset]!=0x67)
- Buffer_Offset+=2;
- if (Buffer_Offset>=Buffer_Size || Buffer[Buffer_Offset-1]==0x67)
- Buffer_Offset--;
- Buffer_Offset--;
- }
-
- if (Buffer_Offset+4<=Buffer_Size) //Testing if size is coherant
- {
- //Retrieving some info
- if (Buffer_Offset+27>Buffer_Size)
- return false; //Need more data
- int8u page_segments=CC1(Buffer+Buffer_Offset+26);
- if (Buffer_Offset+27+page_segments>Buffer_Size)
- return false; //Need more data
- size_t Size=0;
- for (int8u Pos=0; Pos<page_segments; Pos++)
- Size+=CC1(Buffer+Buffer_Offset+27+Pos);
-
- //Testing
- if (Buffer_Offset+27+page_segments+Size+4>Buffer_Size)
- return false; //Need more data
- if (CC4(Buffer+Buffer_Offset+27+page_segments+Size)!=0x4F676753) //"OggS"
- Buffer_Offset++;
- else
- break;
- }
- }
-
- //Parsing last bytes if needed
- if (Buffer_Offset+4>Buffer_Size)
- {
- if (Buffer_Offset+3==Buffer_Size && CC3(Buffer+Buffer_Offset)!=0x4F6767) //"Ogg"
- Buffer_Offset++;
- if (Buffer_Offset+2==Buffer_Size && CC2(Buffer+Buffer_Offset)!=0x4F67) //"Og"
- Buffer_Offset++;
- if (Buffer_Offset+1==Buffer_Size && CC1(Buffer+Buffer_Offset)!=0x4F) //"O"
- Buffer_Offset++;
- return false;
- }
-
- //Synched is OK
- return true;
-}
-
-//---------------------------------------------------------------------------
-bool File_Ogg::Synched_Test()
-{
- //Must have enough buffer for having header
- if (Buffer_Offset+4>Buffer_Size)
- return false;
-
- //Quick test of synchro
- if (CC4(Buffer+Buffer_Offset)!=0x4F676753) //"OggS"
- Synched=false;
-
- //We continue
- return true;
-}
-
-//***************************************************************************
-// Buffer - Per element
-//***************************************************************************
-
-//---------------------------------------------------------------------------
-void File_Ogg::Header_Parse()
-{
- //Specific case
- if (SizedBlocks)
- {
- int16u Size;
- Get_B2 (Size, "Size");
-
- Chunk_Sizes.clear();
- Chunk_Sizes.push_back(Size);
- Header_Fill_Size(2+Size);
- Header_Fill_Code(0, Ztring::ToZtring(0, 16));
- return;
- }
- if (XiphLacing)
- {
- if (Chunk_Sizes.empty())
- {
- int8u CountMinus1;
- Get_B1 (CountMinus1, "Number of frames minus one");
-
- int64u UsedSize=0;
- for (size_t Pos=0; Pos<CountMinus1; Pos++)
- {
- int32u Size=0;
- int8u Size8;
- do
- {
- Get_B1 (Size8, "Size");
- Size+=Size8;
- }
- while (Size8==0xFF);
- Param_Info1(Size);
- Chunk_Sizes.push_back(Size);
- UsedSize+=Size;
- }
- Chunk_Sizes.push_back((size_t)(Element_Size-UsedSize-1));
- }
-
- Header_Fill_Size(Element_Size);
- Header_Fill_Code(0, Ztring::ToZtring(0, 16));
- return;
- }
-
- //Parsing
- int64u absolute_granule_position;
- int32u stream_serial_number, page_sequence_no;
- int16u total_page_size;
- int8u stream_structure_version, flags, page_segments, packet_lacing_value;
- Skip_C4( "capture_pattern");
- Get_L1 (stream_structure_version, "stream_structure_version");
- Get_L1 (flags, "header_type_flag");
- Get_Flags (flags, 0, continued, "continued packet");
- Skip_Flags(flags, 1, "first page of logical bitstream (bos)");
- Get_Flags (flags, 2, eos, "last page of logical bitstream (eos)");
- Get_L8 (absolute_granule_position, "absolute granule position");
- Get_L4 (stream_serial_number, "stream serial number");
- Get_L4 (page_sequence_no, "page sequence no");
- Skip_L4( "page checksum");
- Get_L1 (page_segments, "page_segments");
- total_page_size=0;
- Chunk_Sizes.clear();
- Chunk_Sizes.push_back(0);
- for (int8u Pos=0; Pos<page_segments; Pos++)
- {
- Get_L1 (packet_lacing_value, "packet lacing value");
- total_page_size+=packet_lacing_value;
- Chunk_Sizes[Chunk_Sizes.size()-1]+=packet_lacing_value;
- if (packet_lacing_value!=0xFF)
- {
- Chunk_Sizes.push_back(0);
- Chunk_Sizes_Finished=true;
- }
- else
- Chunk_Sizes_Finished=false;
- }
- if (Chunk_Sizes_Finished)
- Chunk_Sizes.resize(Chunk_Sizes.size()-1); //Keep out the last value
-
- //Filling
- Header_Fill_Size(27+page_segments+total_page_size);
- Header_Fill_Code(stream_serial_number, Ztring::ToZtring(stream_serial_number, 16));
- Stream[stream_serial_number].absolute_granule_position=absolute_granule_position;
-}
-
-//---------------------------------------------------------------------------
-void File_Ogg::Data_Parse()
-{
- //Counting
- Frame_Count++;
-
- //If first chunk of a stream
- stream& Stream_Item=Stream[Element_Code]; //[+] FlylinkDC++ Team
- if (Stream_Item.Parser==NULL)
- {
- if (Parsing_End)
- return; //Maybe multitracks concatained, not supported
- Stream_Item.Parser=new File_Ogg_SubElement;
- Open_Buffer_Init(Stream_Item.Parser);
- ((File_Ogg_SubElement*)Stream_Item.Parser)->InAnotherContainer=IsSub;
- StreamsToDo++;
- }
- ((File_Ogg_SubElement*)Stream_Item.Parser)->MultipleStreams=Stream.size()>1; //has no sens for the first init, must check allways
-
- //Parsing
- File_Ogg_SubElement* Parser=(File_Ogg_SubElement*)Stream_Item.Parser;
- if (Stream_Item.SearchingPayload)
- //For each chunk
- for (size_t Chunk_Sizes_Pos=0; Chunk_Sizes_Pos<Chunk_Sizes.size(); Chunk_Sizes_Pos++)
- {
- //Info
- if (!continued)
- Peek_L1(packet_type); //Only for information
- Element_Info1(Ztring::ToZtring(packet_type, 16));
- Element_Info1C((continued), "Continue");
-
- //Parsing
- if (continued || Parser->File_Offset!=Parser->File_Size)
- Open_Buffer_Continue(Parser, Buffer+Buffer_Offset+(size_t)Element_Offset, Chunk_Sizes[Chunk_Sizes_Pos]);
- if (Chunk_Sizes_Pos<Chunk_Sizes.size()-1
- || (Chunk_Sizes_Pos==Chunk_Sizes.size()-1 && Chunk_Sizes_Finished))
- {
- Open_Buffer_Continue(Parser, Buffer+Buffer_Offset, 0); //Purge old datas
- }
-
- Element_Offset+=Chunk_Sizes[Chunk_Sizes_Pos];
- continued=false; //If there is another chunk, this can not be a continued chunk
- if (Parser->File_GoTo!=(int64u)-1)
- Chunk_Sizes_Pos=Chunk_Sizes.size();
-
- if (!Status[IsAccepted] && Parser->Status[IsAccepted])
- Accept("OGG");
- if (Parser->Status[IsFinished] || (Element_Offset==Element_Size && eos))
- {
- StreamsToDo--;
- Stream_Item.SearchingPayload=false;
- break;
- }
- }
- else
- Skip_XX(Element_Size, "Data");
-
- //End of stream
- if (!Parsing_End &&
- (StreamsToDo==0 || File_Offset+Buffer_Offset+Element_Offset>256*1024))
- {
- if (IsSub)
- Finish("OGG");
- else
- GoToFromEnd(256*1024, "OGG");
- std::map<int64u, stream>::iterator Stream_Temp=Stream.begin();
- if (File_GoTo!=(int64u)-1)
- while (Stream_Temp!=Stream.end())
- {
- Stream_Temp->second.absolute_granule_position=0;
- ++Stream_Temp;
- }
- Parsing_End=true;
- }
-
- Element_Show();
-}
-
-} //NameSpace
-
-#endif //MEDIAINFO_OGG_YES
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