/***************************************************************** | | AP4 - sample entries | | Copyright 2002-2008 Axiomatic Systems, LLC | | | This file is part of Bento4/AP4 (MP4 Atom Processing Library). | | Unless you have obtained Bento4 under a difference license, | this version of Bento4 is Bento4|GPL. | Bento4|GPL is free software; you can redistribute it and/or modify | it under the terms of the GNU General Public License as published by | the Free Software Foundation; either version 2, or (at your option) | any later version. | | Bento4|GPL 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 General Public License for more details. | | You should have received a copy of the GNU General Public License | along with Bento4|GPL; see the file COPYING. If not, write to the | Free Software Foundation, 59 Temple Place - Suite 330, Boston, MA | 02111-1307, USA. | ****************************************************************/ #ifndef _AP4_SAMPLE_ENTRY_H_ #define _AP4_SAMPLE_ENTRY_H_ /*---------------------------------------------------------------------- | includes +---------------------------------------------------------------------*/ #include "Ap4Types.h" #include "Ap4List.h" #include "Ap4Atom.h" #include "Ap4EsdsAtom.h" #include "Ap4AtomFactory.h" #include "Ap4ContainerAtom.h" /*---------------------------------------------------------------------- | class references +---------------------------------------------------------------------*/ class AP4_SampleDescription; class AP4_AvccAtom; class AP4_HvccAtom; /*---------------------------------------------------------------------- | AP4_SampleEntry +---------------------------------------------------------------------*/ class AP4_SampleEntry : public AP4_ContainerAtom { public: AP4_IMPLEMENT_DYNAMIC_CAST_D(AP4_SampleEntry, AP4_ContainerAtom) // methods AP4_SampleEntry(AP4_Atom::Type format, const AP4_AtomParent* details = NULL); AP4_SampleEntry(AP4_Atom::Type format, AP4_Size size, AP4_ByteStream& stream, AP4_AtomFactory& atom_factory); virtual ~AP4_SampleEntry() {} AP4_UI16 GetDataReferenceIndex() { return m_DataReferenceIndex; } virtual AP4_Result Write(AP4_ByteStream& stream); virtual AP4_Result Inspect(AP4_AtomInspector& inspector); virtual AP4_SampleDescription* ToSampleDescription(); // AP4_Atom methods virtual AP4_Atom* Clone(); // AP4_AtomParent methods virtual void OnChildChanged(AP4_Atom* child); protected: // constructor AP4_SampleEntry(AP4_Atom::Type format, AP4_Size size); // methods virtual void Read(AP4_ByteStream& stream, AP4_AtomFactory& atom_factory); virtual AP4_Size GetFieldsSize(); virtual AP4_Result ReadFields(AP4_ByteStream& stream); virtual AP4_Result WriteFields(AP4_ByteStream& stream); virtual AP4_Result InspectFields(AP4_AtomInspector& inspector); // members AP4_UI08 m_Reserved1[6]; // = 0 AP4_UI16 m_DataReferenceIndex; }; /*---------------------------------------------------------------------- | AP4_UnknownSampleEntry +---------------------------------------------------------------------*/ class AP4_UnknownSampleEntry : public AP4_SampleEntry { public: // constructors AP4_UnknownSampleEntry(AP4_Atom::Type type, AP4_Size size, AP4_ByteStream& stream); AP4_UnknownSampleEntry(AP4_Atom::Type type, AP4_DataBuffer& payload); // AP4_Atom methods AP4_Atom* Clone(); // AP4_SampleEntry methods virtual AP4_SampleDescription* ToSampleDescription(); // accessors const AP4_DataBuffer& GetPayload() { return m_Payload; } protected: // methods virtual AP4_Size GetFieldsSize(); virtual AP4_Result ReadFields(AP4_ByteStream& stream); virtual AP4_Result WriteFields(AP4_ByteStream& stream); // members AP4_DataBuffer m_Payload; }; /*---------------------------------------------------------------------- | AP4_AudioSampleEntry +---------------------------------------------------------------------*/ class AP4_AudioSampleEntry : public AP4_SampleEntry { public: // methods AP4_AudioSampleEntry(AP4_Atom::Type format, AP4_UI32 sample_rate, AP4_UI16 sample_size, AP4_UI16 channel_count); AP4_AudioSampleEntry(AP4_Atom::Type format, AP4_Size size, AP4_ByteStream& stream, AP4_AtomFactory& atom_factory); // accessors AP4_UI32 GetSampleRate(); AP4_UI16 GetSampleSize() { return m_SampleSize; } AP4_UI16 GetChannelCount(); // methods AP4_SampleDescription* ToSampleDescription(); protected: // methods virtual AP4_Size GetFieldsSize(); virtual AP4_Result ReadFields(AP4_ByteStream& stream); virtual AP4_Result WriteFields(AP4_ByteStream& stream); virtual AP4_Result InspectFields(AP4_AtomInspector& inspector); // members AP4_UI16 m_QtVersion; // 0, 1 or 2 AP4_UI16 m_QtRevision; // 0 AP4_UI32 m_QtVendor; // 0 AP4_UI16 m_ChannelCount; AP4_UI16 m_SampleSize; AP4_UI16 m_QtCompressionId; // 0 or -2 AP4_UI16 m_QtPacketSize; // always 0 AP4_UI32 m_SampleRate; // 16.16 fixed point AP4_UI32 m_QtV1SamplesPerPacket; AP4_UI32 m_QtV1BytesPerPacket; AP4_UI32 m_QtV1BytesPerFrame; AP4_UI32 m_QtV1BytesPerSample; AP4_UI32 m_QtV2StructSize; double m_QtV2SampleRate64; AP4_UI32 m_QtV2ChannelCount; AP4_UI32 m_QtV2Reserved; AP4_UI32 m_QtV2BitsPerChannel; AP4_UI32 m_QtV2FormatSpecificFlags; AP4_UI32 m_QtV2BytesPerAudioPacket; AP4_UI32 m_QtV2LPCMFramesPerAudioPacket; AP4_DataBuffer m_QtV2Extension; }; /*---------------------------------------------------------------------- | AP4_VisualSampleEntry +---------------------------------------------------------------------*/ class AP4_VisualSampleEntry : public AP4_SampleEntry { public: // methods AP4_VisualSampleEntry(AP4_Atom::Type format, AP4_UI16 width, AP4_UI16 height, AP4_UI16 depth, const char* compressor_name, const AP4_AtomParent* details = NULL); AP4_VisualSampleEntry(AP4_Atom::Type format, AP4_Size size, AP4_ByteStream& stream, AP4_AtomFactory& atom_factory); // accessors AP4_UI16 GetWidth() { return m_Width; } AP4_UI16 GetHeight() { return m_Height; } AP4_UI32 GetHorizResolution(){ return m_HorizResolution; } AP4_UI32 GetVertResolution() { return m_VertResolution; } AP4_UI16 GetDepth() { return m_Depth; } const char* GetCompressorName() { return m_CompressorName.GetChars(); } // methods AP4_SampleDescription* ToSampleDescription(); protected: // methods virtual AP4_Size GetFieldsSize(); virtual AP4_Result ReadFields(AP4_ByteStream& stream); virtual AP4_Result WriteFields(AP4_ByteStream& stream); virtual AP4_Result InspectFields(AP4_AtomInspector& inspector); //members AP4_UI16 m_Predefined1; // = 0 AP4_UI16 m_Reserved2; // = 0 AP4_UI08 m_Predefined2[12]; // = 0 AP4_UI16 m_Width; AP4_UI16 m_Height; AP4_UI32 m_HorizResolution; // = 0x00480000 (72 dpi) AP4_UI32 m_VertResolution; // = 0x00480000 (72 dpi) AP4_UI32 m_Reserved3; // = 0 AP4_UI16 m_FrameCount; // = 1 AP4_String m_CompressorName; AP4_UI16 m_Depth; // = 0x0018 AP4_UI16 m_Predefined3; // = 0xFFFF }; /*---------------------------------------------------------------------- | AP4_MpegSystemSampleEntry +---------------------------------------------------------------------*/ class AP4_MpegSystemSampleEntry : public AP4_SampleEntry { public: // constructors AP4_MpegSystemSampleEntry(AP4_UI32 type, AP4_EsDescriptor* descriptor); AP4_MpegSystemSampleEntry(AP4_UI32 type, AP4_Size size, AP4_ByteStream& stream, AP4_AtomFactory& atom_factory); // methods AP4_SampleDescription* ToSampleDescription(); }; /*---------------------------------------------------------------------- | AP4_MpegAudioSampleEntry +---------------------------------------------------------------------*/ class AP4_MpegAudioSampleEntry : public AP4_AudioSampleEntry { public: // constructors AP4_MpegAudioSampleEntry(AP4_UI32 type, AP4_UI32 sample_rate, AP4_UI16 sample_size, AP4_UI16 channel_count, AP4_EsDescriptor* descriptor); AP4_MpegAudioSampleEntry(AP4_UI32 type, AP4_Size size, AP4_ByteStream& stream, AP4_AtomFactory& atom_factory); // methods AP4_SampleDescription* ToSampleDescription(); }; /*---------------------------------------------------------------------- | AP4_MpegVideoSampleEntry +---------------------------------------------------------------------*/ class AP4_MpegVideoSampleEntry : public AP4_VisualSampleEntry { public: // constructors AP4_MpegVideoSampleEntry(AP4_UI32 type, AP4_UI16 width, AP4_UI16 height, AP4_UI16 depth, const char* compressor_name, AP4_EsDescriptor* descriptor); AP4_MpegVideoSampleEntry(AP4_UI32 type, AP4_Size size, AP4_ByteStream& stream, AP4_AtomFactory& atom_factory); // methods AP4_SampleDescription* ToSampleDescription(); }; /*---------------------------------------------------------------------- | AP4_Mp4sSampleEntry +---------------------------------------------------------------------*/ class AP4_Mp4sSampleEntry : public AP4_MpegSystemSampleEntry { public: // constructors AP4_Mp4sSampleEntry(AP4_Size size, AP4_ByteStream& stream, AP4_AtomFactory& atom_factory); AP4_Mp4sSampleEntry(AP4_EsDescriptor* descriptor); // methods AP4_SampleDescription* ToSampleDescription(); }; /*---------------------------------------------------------------------- | AP4_Mp4aSampleEntry +---------------------------------------------------------------------*/ class AP4_Mp4aSampleEntry : public AP4_MpegAudioSampleEntry { public: // constructors AP4_Mp4aSampleEntry(AP4_Size size, AP4_ByteStream& stream, AP4_AtomFactory& atom_factory); AP4_Mp4aSampleEntry(AP4_UI32 sample_rate, AP4_UI16 sample_size, AP4_UI16 channel_count, AP4_EsDescriptor* descriptor); }; /*---------------------------------------------------------------------- | AP4_Mp4vSampleEntry +---------------------------------------------------------------------*/ class AP4_Mp4vSampleEntry : public AP4_MpegVideoSampleEntry { public: // constructors AP4_Mp4vSampleEntry(AP4_Size size, AP4_ByteStream& stream, AP4_AtomFactory& atom_factory); AP4_Mp4vSampleEntry(AP4_UI16 width, AP4_UI16 height, AP4_UI16 depth, const char* compressor_name, AP4_EsDescriptor* descriptor); }; /*---------------------------------------------------------------------- | AP4_AvcSampleEntry +---------------------------------------------------------------------*/ class AP4_AvcSampleEntry : public AP4_VisualSampleEntry { public: // constructors AP4_AvcSampleEntry(AP4_UI32 format, // avc1, avc2, avc3, avc4 AP4_Size size, AP4_ByteStream& stream, AP4_AtomFactory& atom_factory); AP4_AvcSampleEntry(AP4_UI32 format, // avc1, avc2, avc3, avc4 AP4_UI16 width, AP4_UI16 height, AP4_UI16 depth, const char* compressor_name, const AP4_AtomParent* details); // inherited from AP4_SampleEntry virtual AP4_SampleDescription* ToSampleDescription(); }; /*---------------------------------------------------------------------- | AP4_HevcSampleEntry +---------------------------------------------------------------------*/ class AP4_HevcSampleEntry : public AP4_VisualSampleEntry { public: // constructors AP4_HevcSampleEntry(AP4_UI32 format, // hvc1, hev1 AP4_Size size, AP4_ByteStream& stream, AP4_AtomFactory& atom_factory); AP4_HevcSampleEntry(AP4_UI32 format, // hvc1, hev1 AP4_UI16 width, AP4_UI16 height, AP4_UI16 depth, const char* compressor_name, const AP4_AtomParent* details); // inherited from AP4_SampleEntry virtual AP4_SampleDescription* ToSampleDescription(); }; /*---------------------------------------------------------------------- | AP4_RtpHintSampleEntry +---------------------------------------------------------------------*/ class AP4_RtpHintSampleEntry : public AP4_SampleEntry { public: // methods AP4_RtpHintSampleEntry(AP4_UI16 hint_track_version, AP4_UI16 highest_compatible_version, AP4_UI32 max_packet_size, AP4_UI32 timescale); AP4_RtpHintSampleEntry(AP4_Size size, AP4_ByteStream& stream, AP4_AtomFactory& atom_factory); protected: // methods virtual AP4_Size GetFieldsSize(); virtual AP4_Result ReadFields(AP4_ByteStream& stream); virtual AP4_Result WriteFields(AP4_ByteStream& stream); virtual AP4_Result InspectFields(AP4_AtomInspector& inspector); // members AP4_UI16 m_HintTrackVersion; AP4_UI16 m_HighestCompatibleVersion; AP4_UI32 m_MaxPacketSize; }; /*---------------------------------------------------------------------- | AP4_SubtitleSampleEntry +---------------------------------------------------------------------*/ class AP4_SubtitleSampleEntry : public AP4_SampleEntry { public: // methods AP4_SubtitleSampleEntry(AP4_Atom::Type format, const char* namespce, const char* schema_location, const char* image_mime_type); AP4_SubtitleSampleEntry(AP4_Atom::Type format, AP4_Size size, AP4_ByteStream& stream, AP4_AtomFactory& atom_factory); // accessors // methods AP4_SampleDescription* ToSampleDescription(); protected: // methods virtual AP4_Size GetFieldsSize(); virtual AP4_Result ReadFields(AP4_ByteStream& stream); virtual AP4_Result WriteFields(AP4_ByteStream& stream); virtual AP4_Result InspectFields(AP4_AtomInspector& inspector); // members AP4_String m_Namespace; AP4_String m_SchemaLocation; AP4_String m_ImageMimeType; }; #endif // _AP4_SAMPLE_ENTRY_H_