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+///////////////////////////////////////////////////////////////////////////////
+//
+// The contents of this file are subject to the Mozilla Public License
+// Version 1.1 (the "License"); you may not use this file except in
+// compliance with the License. You may obtain a copy of the License at
+// http://www.mozilla.org/MPL/
+//
+// Software distributed under the License is distributed on an "AS IS"
+// basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the
+// License for the specific language governing rights and limitations
+// under the License.
+//
+// The Original Code is MPEG4IP.
+//
+// The Initial Developer of the Original Code is Cisco Systems Inc.
+// Portions created by Cisco Systems Inc. are
+// Copyright (C) Cisco Systems Inc. 2001 - 2005. All Rights Reserved.
+//
+// 3GPP features implementation is based on 3GPP's TS26.234-v5.60,
+// and was contributed by Ximpo Group Ltd.
+//
+// Portions created by Ximpo Group Ltd. are
+// Copyright (C) Ximpo Group Ltd. 2003, 2004. All Rights Reserved.
+//
+// Contributors:
+// Dave Mackie, dmackie@cisco.com
+// Alix Marchandise-Franquet, alix@cisco.com
+// Ximpo Group Ltd., mp4v2@ximpo.com
+// Kona Blend, kona8lend@@gmail.com
+//
+///////////////////////////////////////////////////////////////////////////////
+
+#ifndef MP4V2_IMPL_MP4FILE_H
+#define MP4V2_IMPL_MP4FILE_H
+
+namespace mp4v2 { namespace impl {
+
+///////////////////////////////////////////////////////////////////////////////
+
+class MP4Atom;
+class MP4Property;
+class MP4Float32Property;
+class MP4StringProperty;
+class MP4BytesProperty;
+class MP4Descriptor;
+class MP4DescriptorProperty;
+
+class MP4File
+{
+public:
+ static void CopySample(
+ MP4File* srcFile,
+ MP4TrackId srcTrackId,
+ MP4SampleId srcSampleId,
+ MP4File* dstFile,
+ MP4TrackId dstTrackId,
+ MP4Duration dstSampleDuration );
+
+ static void EncAndCopySample(
+ MP4File* srcFile,
+ MP4TrackId srcTrackId,
+ MP4SampleId srcSampleId,
+ encryptFunc_t encfcnp,
+ uint32_t encfcnparam1,
+ MP4File* dstFile,
+ MP4TrackId dstTrackId,
+ MP4Duration dstSampleDuration );
+
+public:
+ MP4File();
+ ~MP4File();
+
+ ///////////////////////////////////////////////////////////////////////////
+ // file ops
+ ///////////////////////////////////////////////////////////////////////////
+
+ void Create( const char* fileName,
+ uint32_t flags,
+ int add_ftyp = 1,
+ int add_iods = 1,
+ char* majorBrand = NULL,
+ uint32_t minorVersion = 0,
+ char** supportedBrands = NULL,
+ uint32_t supportedBrandsCount = 0 );
+
+ const std::string &GetFilename() const;
+ void Read( const char* name, const MP4FileProvider* provider );
+ bool Modify( const char* fileName );
+ void Optimize( const char* srcFileName, const char* dstFileName = NULL );
+ bool CopyClose( const string& copyFileName );
+ void Dump( bool dumpImplicits = false );
+ void Close(uint32_t flags = 0);
+
+ bool Use64Bits(const char *atomName);
+ void Check64BitStatus(const char *atomName);
+ /* file properties */
+
+ uint64_t GetIntegerProperty(const char* name);
+ float GetFloatProperty(const char* name);
+ const char* GetStringProperty(const char* name);
+ void GetBytesProperty(const char* name,
+ uint8_t** ppValue, uint32_t* pValueSize);
+
+ void SetIntegerProperty(const char* name, uint64_t value);
+ void SetFloatProperty(const char* name, float value);
+ void SetStringProperty(const char* name, const char* value);
+ void SetBytesProperty(const char* name,
+ const uint8_t* pValue, uint32_t valueSize);
+
+ // file level convenience functions
+
+ MP4Duration GetDuration();
+ void SetDuration(MP4Duration value);
+
+ uint32_t GetTimeScale();
+ void SetTimeScale(uint32_t value);
+
+ uint8_t GetODProfileLevel();
+ void SetODProfileLevel(uint8_t value);
+
+ uint8_t GetSceneProfileLevel();
+ void SetSceneProfileLevel(uint8_t value);
+
+ uint8_t GetVideoProfileLevel();
+ void SetVideoProfileLevel(uint8_t value);
+
+ uint8_t GetAudioProfileLevel();
+ void SetAudioProfileLevel(uint8_t value);
+
+ uint8_t GetGraphicsProfileLevel();
+ void SetGraphicsProfileLevel(uint8_t value);
+
+ const char* GetSessionSdp();
+ void SetSessionSdp(const char* sdpString);
+ void AppendSessionSdp(const char* sdpString);
+
+ /* track operations */
+
+ MP4TrackId AddTrack(const char* type, uint32_t timeScale = 1000);
+ void DeleteTrack(MP4TrackId trackId);
+
+ uint32_t GetNumberOfTracks(const char* type = NULL, uint8_t subType = 0);
+
+ MP4TrackId AllocTrackId();
+ MP4TrackId FindTrackId(uint16_t trackIndex,
+ const char* type = NULL, uint8_t subType = 0);
+ uint16_t FindTrackIndex(MP4TrackId trackId);
+ uint16_t FindTrakAtomIndex(MP4TrackId trackId);
+
+ /* track properties */
+ MP4Atom *FindTrackAtom(MP4TrackId trackId, const char *name);
+ uint64_t GetTrackIntegerProperty(
+ MP4TrackId trackId, const char* name);
+ float GetTrackFloatProperty(
+ MP4TrackId trackId, const char* name);
+ const char* GetTrackStringProperty(
+ MP4TrackId trackId, const char* name);
+ void GetTrackBytesProperty(
+ MP4TrackId trackId, const char* name,
+ uint8_t** ppValue, uint32_t* pValueSize);
+
+ void SetTrackIntegerProperty(
+ MP4TrackId trackId, const char* name, int64_t value);
+ void SetTrackFloatProperty(
+ MP4TrackId trackId, const char* name, float value);
+ void SetTrackStringProperty(
+ MP4TrackId trackId, const char* name, const char* value);
+ void SetTrackBytesProperty(
+ MP4TrackId trackId, const char* name,
+ const uint8_t* pValue, uint32_t valueSize);
+
+ bool GetTrackLanguage( MP4TrackId, char* );
+ bool SetTrackLanguage( MP4TrackId, const char* );
+ bool GetTrackName( MP4TrackId trackId, char** name );
+ bool SetTrackName( MP4TrackId trackId, const char* name);
+
+ /* sample operations */
+
+ uint32_t GetSampleSize(MP4TrackId trackId, MP4SampleId sampleId);
+
+ uint32_t GetTrackMaxSampleSize(MP4TrackId trackId);
+
+ MP4SampleId GetSampleIdFromTime(MP4TrackId trackId,
+ MP4Timestamp when, bool wantSyncSample = false);
+
+ MP4Timestamp GetSampleTime(
+ MP4TrackId trackId, MP4SampleId sampleId);
+
+ MP4Duration GetSampleDuration(
+ MP4TrackId trackId, MP4SampleId sampleId);
+
+ MP4Duration GetSampleRenderingOffset(
+ MP4TrackId trackId, MP4SampleId sampleId);
+
+ bool GetSampleSync(
+ MP4TrackId trackId, MP4SampleId sampleId);
+
+ void ReadSample(
+ // input parameters
+ MP4TrackId trackId,
+ MP4SampleId sampleId,
+ // output parameters
+ uint8_t** ppBytes,
+ uint32_t* pNumBytes,
+ MP4Timestamp* pStartTime = NULL,
+ MP4Duration* pDuration = NULL,
+ MP4Duration* pRenderingOffset = NULL,
+ bool* pIsSyncSample = NULL,
+ bool* hasDependencyFlags = NULL,
+ uint32_t* dependencyFlags = NULL );
+
+ void WriteSample(
+ MP4TrackId trackId,
+ const uint8_t* pBytes,
+ uint32_t numBytes,
+ MP4Duration duration = 0,
+ MP4Duration renderingOffset = 0,
+ bool isSyncSample = true );
+
+ void WriteSampleDependency(
+ MP4TrackId trackId,
+ const uint8_t* pBytes,
+ uint32_t numBytes,
+ MP4Duration duration,
+ MP4Duration renderingOffset,
+ bool isSyncSample,
+ uint32_t dependencyFlags );
+
+ void SetSampleRenderingOffset(
+ MP4TrackId trackId,
+ MP4SampleId sampleId,
+ MP4Duration renderingOffset );
+
+ MP4Duration GetTrackDurationPerChunk( MP4TrackId );
+ void SetTrackDurationPerChunk( MP4TrackId, MP4Duration );
+
+ /* track level convenience functions */
+
+ MP4TrackId AddSystemsTrack(const char* type, uint32_t timeScale = 1000 );
+
+ MP4TrackId AddODTrack();
+
+ MP4TrackId AddSceneTrack();
+
+ MP4TrackId AddAudioTrack(
+ uint32_t timeScale,
+ MP4Duration sampleDuration,
+ uint8_t audioType);
+
+ MP4TrackId AddULawAudioTrack(
+ uint32_t timeScale);
+
+ MP4TrackId AddALawAudioTrack(
+ uint32_t timeScale);
+
+ MP4TrackId AddAC3AudioTrack(
+ uint32_t samplingRate,
+ uint8_t fscod,
+ uint8_t bsid,
+ uint8_t bsmod,
+ uint8_t acmod,
+ uint8_t lfeon,
+ uint8_t bit_rate_code);
+
+ MP4TrackId AddEncAudioTrack( // ismacryp
+ uint32_t timeScale,
+ MP4Duration sampleDuration,
+ uint8_t audioType,
+ uint32_t scheme_type,
+ uint16_t scheme_version,
+ uint8_t key_ind_len,
+ uint8_t iv_len,
+ bool selective_enc,
+ const char *kms_uri,
+ bool use_ismacryp);
+
+ void SetAmrVendor(
+ MP4TrackId trackId,
+ uint32_t vendor);
+
+ void SetAmrDecoderVersion(
+ MP4TrackId trackId,
+ uint8_t decoderVersion);
+
+ void SetAmrModeSet(
+ MP4TrackId trackId,
+ uint16_t modeSet);
+ uint16_t GetAmrModeSet(MP4TrackId trackId);
+
+ MP4TrackId AddAmrAudioTrack(
+ uint32_t timeScale,
+ uint16_t modeSet,
+ uint8_t modeChangePeriod,
+ uint8_t framesPerSample,
+ bool isAmrWB);
+
+ MP4TrackId AddHrefTrack(uint32_t timeScale,
+ MP4Duration sampleDuration,
+ const char *base_url);
+
+ MP4TrackId AddMP4VideoTrack(
+ uint32_t timeScale,
+ MP4Duration sampleDuration,
+ uint16_t width,
+ uint16_t height,
+ uint8_t videoType);
+
+ MP4TrackId AddEncVideoTrack( // ismacryp
+ uint32_t timeScale,
+ MP4Duration sampleDuration,
+ uint16_t width,
+ uint16_t height,
+ uint8_t videoType,
+ mp4v2_ismacrypParams *icPp,
+ const char *oFormat);
+
+ void SetH263Vendor(
+ MP4TrackId trackId,
+ uint32_t vendor);
+
+ void SetH263DecoderVersion(
+ MP4TrackId trackId,
+ uint8_t decoderVersion);
+
+ void SetH263Bitrates(
+ MP4TrackId,
+ uint32_t avgBitrate,
+ uint32_t maxBitrate);
+
+ MP4TrackId AddH263VideoTrack(
+ uint32_t timeScale,
+ MP4Duration sampleDuration,
+ uint16_t width,
+ uint16_t height,
+ uint8_t h263Level,
+ uint8_t h263Profile,
+ uint32_t avgBitrate,
+ uint32_t maxBitrate);
+
+ MP4TrackId AddH264VideoTrack(
+ uint32_t timeScale,
+ MP4Duration sampleDuration,
+ uint16_t width,
+ uint16_t height,
+ uint8_t AVCProfileIndication,
+ uint8_t profile_compat,
+ uint8_t AVCLevelIndication,
+ uint8_t sampleLenFieldSizeMinusOne);
+
+ MP4TrackId AddEncH264VideoTrack(
+ uint32_t timeScale,
+ MP4Duration sampleDuration,
+ uint16_t width,
+ uint16_t height,
+ MP4Atom *srcAtom,
+ mp4v2_ismacrypParams *icPp);
+
+ void AddH264SequenceParameterSet(MP4TrackId trackId,
+ const uint8_t *pSequence,
+ uint16_t sequenceLen);
+ void AddH264PictureParameterSet(MP4TrackId trackId,
+ const uint8_t *pPicture,
+ uint16_t pictureLen);
+ MP4TrackId AddHintTrack(MP4TrackId refTrackId);
+
+ MP4TrackId AddTextTrack(MP4TrackId refTrackId);
+
+ /** Add a QuickTime chapter track.
+ *
+ * This function adds a chapter (text) track.
+ * The optional parameter <b>timescale</b> may be supplied to give the new
+ * chapter a specific timescale. Otherwise the chapter track will have
+ * the same timescale as the reference track defined in parameter refTrackId.
+ *
+ * @param refTrackId ID of the track that will reference the chapter track.
+ * @param timescale the timescale of the chapter track or 0 to use the
+ * timescale of track specified by <b>refTrackId</b>.
+ *
+ * @return ID of the created chapter track.
+ */
+ MP4TrackId AddChapterTextTrack(
+ MP4TrackId refTrackId,
+ uint32_t timescale = 0 );
+
+ MP4TrackId AddSubtitleTrack(uint32_t timescale,
+ uint16_t width,
+ uint16_t height);
+
+ MP4TrackId AddSubpicTrack(uint32_t timescale,
+ uint16_t width,
+ uint16_t height);
+
+ MP4TrackId AddPixelAspectRatio(MP4TrackId trackId, uint32_t hSpacing, uint32_t vSpacing);
+ MP4TrackId AddColr(MP4TrackId trackId, uint16_t pri, uint16_t tran, uint16_t mat);
+
+ /** Add a QuickTime chapter.
+ *
+ * @param chapterTrackId ID of chapter track or #MP4_INVALID_TRACK_ID
+ * if unknown.
+ * @param chapterDuration duration (in the timescale of the chapter track).
+ * @param chapterTitle title text for the chapter or NULL to use default
+ * title format ("Chapter %03d", n) where n is the chapter number.
+ */
+ void AddChapter(
+ MP4TrackId chapterTrackId,
+ MP4Duration chapterDuration,
+ const char* chapterTitle = 0 );
+
+ /** Add a Nero chapter.
+ *
+ * @param chapterStart the start time of the chapter in 100 nanosecond units
+ * @param chapterTitle title text for the chapter or NULL to use default
+ * title format ("Chapter %03d", n) where n is the chapter number.
+ */
+ void AddNeroChapter(
+ MP4Timestamp chapterStart,
+ const char* chapterTitle = 0 );
+
+ /*! Returns the ID of the track referencing the chapter track chapterTrackId.
+ * This function searches for a track of type MP4_AUDIO_TRACK_TYPE that references
+ * the track chapterTrackId through the atom "tref.chap".
+ *
+ * @param chapterTrackId the ID of the chapter track
+ * @param trackName receives the name of the referencing track if not null
+ * @param trackNameSize the size of the memory pointed to by trackName
+ * @return the ID if the track referencing the chapter track or MP4_INVALID_TRACK_ID
+ */
+ MP4TrackId FindChapterReferenceTrack(MP4TrackId chapterTrackId,
+ char *trackName = 0,
+ int trackNameSize = 0);
+
+ /*! Find the QuickTime chapter track in the current file.
+ * This function searches for a track of type text.
+ *
+ * @param trackName receives the name of the chapter track if not null
+ * @param trackNameSize the size of the memory pointed to by trackName
+ * @return the ID of the chapter track or MP4_INVALID_TRACK_ID
+ */
+ MP4TrackId FindChapterTrack(char *trackName = 0, int trackNameSize = 0);
+
+ /** Delete chapters.
+ *
+ * @param chapterType the type of chapters to delete:
+ * @li #MP4ChapterTypeAny (delete all known chapter types)
+ * @li #MP4ChapterTypeQt
+ * @li #MP4ChapterTypeNero
+ * @param chapterTrackId ID of the chapter track if known,
+ * or #MP4_INVALID_TRACK_ID.
+ * Only applies when <b>chapterType</b>=#MP4ChapterTypeQt.
+ *
+ * @return the type of deleted chapters
+ */
+ MP4ChapterType DeleteChapters(
+ MP4ChapterType chapterType = MP4ChapterTypeQt,
+ MP4TrackId chapterTrackId = 0 );
+
+ /** Get list of chapters.
+ *
+ * @param chapterList address receiving array of chapter items.
+ * If a non-NULL is received the caller is responsible for freeing the
+ * memory with MP4Free().
+ * @param chapterCount address receiving count of items in array.
+ * @param chapterType the type of chapters to read:
+ * @li #MP4ChapterTypeAny (any chapters, searched in order of Qt, Nero)
+ * @li #MP4ChapterTypeQt
+ * @li #MP4ChapterTypeNero
+ *
+ * @result the first type of chapters found.
+ */
+
+ MP4ChapterType GetChapters(
+ MP4Chapter_t** chapterList,
+ uint32_t* chapterCount,
+ MP4ChapterType fromChapterType = MP4ChapterTypeQt );
+
+ /** Set list of chapters.
+ *
+ * This functions sets the complete chapter list.
+ * If any chapters of the same type already exist they will first
+ * be deleted.
+ *
+ * @param chapterList array of chapters items.
+ * @param chapterCount count of items in array.
+ * @param chapterType type of chapters to write:
+ * @li #MP4ChapterTypeAny (chapters of all types are written)
+ * @li #MP4ChapterTypeQt
+ * @li #MP4ChapterTypeNero
+ *
+ * @return the type of chapters written.
+ */
+ MP4ChapterType SetChapters(
+ MP4Chapter_t* chapterList,
+ uint32_t chapterCount,
+ MP4ChapterType toChapterType = MP4ChapterTypeQt );
+
+ /** Convert chapters to another type.
+ *
+ * This function converts existing chapters
+ * from one type to another type.
+ * Conversion from Nero to QuickTime or QuickTime to Nero is supported.
+ *
+ * @param toChapterType the chapter type to convert to:
+ * @li #MP4ChapterTypeQt (convert from Nero to Qt)
+ * @li #MP4ChapterTypeNero (convert from Qt to Nero)
+ *
+ * @return the chapter type before conversion or #MP4ChapterTypeNone
+ * if the source chapters do not exist
+ * or invalid <b>toChapterType</b> was specified.
+ */
+ MP4ChapterType ConvertChapters(MP4ChapterType toChapterType = MP4ChapterTypeQt);
+
+ /** Change the general timescale.
+ *
+ * This function changes the general timescale to the new timescale
+ * <b>value</b> by recalculating all values that depend on the timescale
+ * in "moov.mvhd".
+ *
+ * If the timescale is already equal to value nothing is done.
+ *
+ * @param value the new timescale.
+ */
+ void ChangeMovieTimeScale(uint32_t timescale);
+
+ MP4SampleId GetTrackNumberOfSamples(MP4TrackId trackId);
+
+ const char* GetTrackType(MP4TrackId trackId);
+
+ const char *GetTrackMediaDataName(MP4TrackId trackId);
+ bool GetTrackMediaDataOriginalFormat(MP4TrackId trackId,
+ char *originalFormat, uint32_t buflen);
+ MP4Duration GetTrackDuration(MP4TrackId trackId);
+
+ uint32_t GetTrackTimeScale(MP4TrackId trackId);
+ void SetTrackTimeScale(MP4TrackId trackId, uint32_t value);
+
+ // replacement to GetTrackAudioType and GetTrackVideoType
+ uint8_t GetTrackEsdsObjectTypeId(MP4TrackId trackId);
+
+ uint8_t GetTrackAudioMpeg4Type(MP4TrackId trackId);
+
+ MP4Duration GetTrackFixedSampleDuration(MP4TrackId trackId);
+
+ double GetTrackVideoFrameRate(MP4TrackId trackId);
+
+ int GetTrackAudioChannels(MP4TrackId trackId);
+ void GetTrackESConfiguration(MP4TrackId trackId,
+ uint8_t** ppConfig, uint32_t* pConfigSize);
+ void SetTrackESConfiguration(MP4TrackId trackId,
+ const uint8_t* pConfig, uint32_t configSize);
+
+ void GetTrackVideoMetadata(MP4TrackId trackId,
+ uint8_t** ppConfig, uint32_t* pConfigSize);
+ void GetTrackH264SeqPictHeaders(MP4TrackId trackId,
+ uint8_t ***pSeqHeader,
+ uint32_t **pSeqHeaderSize,
+ uint8_t ***pPictHeader,
+ uint32_t **pPictHeaderSize);
+ const char* GetHintTrackSdp(MP4TrackId hintTrackId);
+ void SetHintTrackSdp(MP4TrackId hintTrackId, const char* sdpString);
+ void AppendHintTrackSdp(MP4TrackId hintTrackId, const char* sdpString);
+
+ void MakeFtypAtom(
+ char* majorBrand,
+ uint32_t minorVersion,
+ char** compatibleBrands,
+ uint32_t compatibleBrandsCount );
+
+ // 3GPP specific functions
+ void Make3GPCompliant(const char* fileName,
+ char* majorBrand,
+ uint32_t minorVersion,
+ char** supportedBrands,
+ uint32_t supportedBrandsCount,
+ bool deleteIodsAtom);
+
+ // ISMA specific functions
+
+ // true if media track encrypted according to ismacryp
+ bool IsIsmaCrypMediaTrack(MP4TrackId trackId);
+
+ void MakeIsmaCompliant(bool addIsmaComplianceSdp = true);
+
+ void CreateIsmaIodFromParams(
+ uint8_t videoProfile,
+ uint32_t videoBitrate,
+ uint8_t* videoConfig,
+ uint32_t videoConfigLength,
+ uint8_t audioProfile,
+ uint32_t audioBitrate,
+ uint8_t* audioConfig,
+ uint32_t audioConfigLength,
+ uint8_t** ppBytes,
+ uint64_t* pNumBytes);
+
+ // time convenience functions
+
+ uint64_t ConvertFromMovieDuration(
+ MP4Duration duration,
+ uint32_t timeScale);
+
+ uint64_t ConvertFromTrackTimestamp(
+ MP4TrackId trackId,
+ MP4Timestamp timeStamp,
+ uint32_t timeScale);
+
+ MP4Timestamp ConvertToTrackTimestamp(
+ MP4TrackId trackId,
+ uint64_t timeStamp,
+ uint32_t timeScale);
+
+ uint64_t ConvertFromTrackDuration(
+ MP4TrackId trackId,
+ MP4Duration duration,
+ uint32_t timeScale);
+
+ MP4Duration ConvertToTrackDuration(
+ MP4TrackId trackId,
+ uint64_t duration,
+ uint32_t timeScale);
+
+ // specialized operations
+
+ void GetHintTrackRtpPayload(
+ MP4TrackId hintTrackId,
+ char** ppPayloadName = NULL,
+ uint8_t* pPayloadNumber = NULL,
+ uint16_t* pMaxPayloadSize = NULL,
+ char **ppEncodingParams = NULL);
+
+ void SetHintTrackRtpPayload(
+ MP4TrackId hintTrackId,
+ const char* payloadName,
+ uint8_t* pPayloadNumber,
+ uint16_t maxPayloadSize,
+ const char *encoding_params,
+ bool include_rtp_map,
+ bool include_mpeg4_esid);
+
+ MP4TrackId GetHintTrackReferenceTrackId(
+ MP4TrackId hintTrackId);
+
+ void ReadRtpHint(
+ MP4TrackId hintTrackId,
+ MP4SampleId hintSampleId,
+ uint16_t* pNumPackets = NULL);
+
+ uint16_t GetRtpHintNumberOfPackets(
+ MP4TrackId hintTrackId);
+
+ int8_t GetRtpPacketBFrame(
+ MP4TrackId hintTrackId,
+ uint16_t packetIndex);
+
+ int32_t GetRtpPacketTransmitOffset(
+ MP4TrackId hintTrackId,
+ uint16_t packetIndex);
+
+ void ReadRtpPacket(
+ MP4TrackId hintTrackId,
+ uint16_t packetIndex,
+ uint8_t** ppBytes,
+ uint32_t* pNumBytes,
+ uint32_t ssrc = 0,
+ bool includeHeader = true,
+ bool includePayload = true);
+
+ MP4Timestamp GetRtpTimestampStart(
+ MP4TrackId hintTrackId);
+
+ void SetRtpTimestampStart(
+ MP4TrackId hintTrackId,
+ MP4Timestamp rtpStart);
+
+ void AddRtpHint(
+ MP4TrackId hintTrackId,
+ bool isBframe,
+ uint32_t timestampOffset);
+
+ void AddRtpPacket(
+ MP4TrackId hintTrackId,
+ bool setMbit,
+ int32_t transmitOffset);
+
+ void AddRtpImmediateData(
+ MP4TrackId hintTrackId,
+ const uint8_t* pBytes,
+ uint32_t numBytes);
+
+ void AddRtpSampleData(
+ MP4TrackId hintTrackId,
+ MP4SampleId sampleId,
+ uint32_t dataOffset,
+ uint32_t dataLength);
+
+ void AddRtpESConfigurationPacket(
+ MP4TrackId hintTrackId);
+
+ void WriteRtpHint(
+ MP4TrackId hintTrackId,
+ MP4Duration duration,
+ bool isSyncSample);
+
+ uint8_t AllocRtpPayloadNumber();
+
+ // edit list related
+
+ char* MakeTrackEditName(
+ MP4TrackId trackId,
+ MP4EditId editId,
+ const char* name);
+
+ MP4EditId AddTrackEdit(
+ MP4TrackId trackId,
+ MP4EditId editId = MP4_INVALID_EDIT_ID);
+
+ void DeleteTrackEdit(
+ MP4TrackId trackId,
+ MP4EditId editId);
+
+ uint32_t GetTrackNumberOfEdits(
+ MP4TrackId trackId);
+
+ MP4Timestamp GetTrackEditStart(
+ MP4TrackId trackId,
+ MP4EditId editId);
+
+ MP4Duration GetTrackEditTotalDuration(
+ MP4TrackId trackId,
+ MP4EditId editId);
+
+ MP4Timestamp GetTrackEditMediaStart(
+ MP4TrackId trackId,
+ MP4EditId editId);
+
+ void SetTrackEditMediaStart(
+ MP4TrackId trackId,
+ MP4EditId editId,
+ MP4Timestamp startTime);
+
+ MP4Duration GetTrackEditDuration(
+ MP4TrackId trackId,
+ MP4EditId editId);
+
+ void SetTrackEditDuration(
+ MP4TrackId trackId,
+ MP4EditId editId,
+ MP4Duration duration);
+
+ bool GetTrackEditDwell(
+ MP4TrackId trackId,
+ MP4EditId editId);
+
+ void SetTrackEditDwell(
+ MP4TrackId trackId,
+ MP4EditId editId,
+ bool dwell);
+
+ MP4SampleId GetSampleIdFromEditTime(
+ MP4TrackId trackId,
+ MP4Timestamp when,
+ MP4Timestamp* pStartTime = NULL,
+ MP4Duration* pDuration = NULL);
+
+ /* "protected" interface to be used only by friends in library */
+
+ uint64_t GetPosition( File* file = NULL );
+ void SetPosition( uint64_t pos, File* file = NULL );
+ uint64_t GetSize( File* file = NULL );
+
+ void ReadBytes( uint8_t* buf, uint32_t bufsiz, File* file = NULL );
+ void PeekBytes( uint8_t* buf, uint32_t bufsiz, File* file = NULL );
+
+ uint64_t ReadUInt(uint8_t size);
+ uint8_t ReadUInt8();
+ uint16_t ReadUInt16();
+ uint32_t ReadUInt24();
+ uint32_t ReadUInt32();
+ uint64_t ReadUInt64();
+ float ReadFixed16();
+ float ReadFixed32();
+ float ReadFloat();
+ char* ReadString();
+ char* ReadCountedString(
+ uint8_t charSize = 1, bool allowExpandedCount = false, uint8_t fixedLength = 0);
+ uint64_t ReadBits(uint8_t numBits);
+ void FlushReadBits();
+ uint32_t ReadMpegLength();
+
+
+ void WriteBytes( uint8_t* buf, uint32_t bufsiz, File* file = NULL );
+ void WriteUInt8(uint8_t value);
+ void WriteUInt16(uint16_t value);
+ void WriteUInt24(uint32_t value);
+ void WriteUInt32(uint32_t value);
+ void WriteUInt64(uint64_t value);
+ void WriteFixed16(float value);
+ void WriteFixed32(float value);
+ void WriteFloat(float value);
+ void WriteString(char* string);
+ void WriteCountedString(char* string,
+ uint8_t charSize = 1,
+ bool allowExpandedCount = false,
+ uint32_t fixedLength = 0);
+ void WriteBits(uint64_t bits, uint8_t numBits);
+ void PadWriteBits(uint8_t pad = 0);
+ void FlushWriteBits();
+ void WriteMpegLength(uint32_t value, bool compact = false);
+
+ void EnableMemoryBuffer(
+ uint8_t* pBytes = NULL, uint64_t numBytes = 0);
+ void DisableMemoryBuffer(
+ uint8_t** ppBytes = NULL, uint64_t* pNumBytes = NULL);
+
+ bool IsWriteMode();
+
+ MP4Track* GetTrack(MP4TrackId trackId);
+
+ void UpdateDuration(MP4Duration duration);
+
+ MP4Atom* FindAtom(const char* name);
+
+ MP4Atom* AddChildAtom(
+ const char* parentName,
+ const char* childName);
+
+ MP4Atom* AddChildAtom(
+ MP4Atom* pParentAtom,
+ const char* childName);
+
+ MP4Atom* InsertChildAtom(
+ const char* parentName,
+ const char* childName,
+ uint32_t index);
+
+ MP4Atom* InsertChildAtom(
+ MP4Atom* pParentAtom,
+ const char* childName,
+ uint32_t index);
+
+ MP4Atom* AddDescendantAtoms(
+ const char* ancestorName,
+ const char* childName);
+
+ MP4Atom* AddDescendantAtoms(
+ MP4Atom* pAncestorAtom,
+ const char* childName);
+
+protected:
+ void Init();
+ void Open( const char* name, File::Mode mode, const MP4FileProvider* provider );
+ void ReadFromFile();
+ void GenerateTracks();
+ void BeginWrite();
+ void FinishWrite(uint32_t options);
+ void CacheProperties();
+ void RewriteMdat( File& src, File& dst );
+ bool ShallHaveIods();
+
+ void Rename(const char* existingFileName, const char* newFileName);
+
+ void ProtectWriteOperation(const char* file, int line, const char *func);
+
+ void FindIntegerProperty(const char* name,
+ MP4Property** ppProperty, uint32_t* pIndex = NULL);
+ void FindFloatProperty(const char* name,
+ MP4Property** ppProperty, uint32_t* pIndex = NULL);
+ void FindStringProperty(const char* name,
+ MP4Property** ppProperty, uint32_t* pIndex = NULL);
+ void FindBytesProperty(const char* name,
+ MP4Property** ppProperty, uint32_t* pIndex = NULL);
+
+ bool FindProperty(const char* name,
+ MP4Property** ppProperty, uint32_t* pIndex = NULL);
+
+ MP4TrackId AddVideoTrackDefault(
+ uint32_t timeScale,
+ MP4Duration sampleDuration,
+ uint16_t width,
+ uint16_t height,
+ const char *videoType);
+ MP4TrackId AddCntlTrackDefault(
+ uint32_t timeScale,
+ MP4Duration sampleDuration,
+ const char *videoType);
+ void AddTrackToIod(MP4TrackId trackId);
+
+ void RemoveTrackFromIod(MP4TrackId trackId, bool shallHaveIods = true);
+
+ void AddTrackToOd(MP4TrackId trackId);
+
+ void RemoveTrackFromOd(MP4TrackId trackId);
+
+ void GetTrackReferenceProperties(const char* trefName,
+ MP4Property** ppCountProperty, MP4Property** ppTrackIdProperty);
+
+ void AddTrackReference(const char* trefName, MP4TrackId refTrackId);
+
+ uint32_t FindTrackReference(const char* trefName, MP4TrackId refTrackId);
+
+ void RemoveTrackReference(const char* trefName, MP4TrackId refTrackId);
+
+ void AddDataReference(MP4TrackId trackId, const char* url);
+
+ char* MakeTrackName(MP4TrackId trackId, const char* name);
+
+ uint8_t ConvertTrackTypeToStreamType(const char* trackType);
+
+ void CreateIsmaIodFromFile(
+ MP4TrackId odTrackId,
+ MP4TrackId sceneTrackId,
+ MP4TrackId audioTrackId,
+ MP4TrackId videoTrackId,
+ uint8_t** ppBytes,
+ uint64_t* pNumBytes);
+
+ void CreateESD(
+ MP4DescriptorProperty* pEsProperty,
+ uint32_t esid,
+ uint8_t objectType,
+ uint8_t streamType,
+ uint32_t bufferSize,
+ uint32_t bitrate,
+ const uint8_t* pConfig,
+ uint32_t configLength,
+ char* url);
+
+ void CreateIsmaODUpdateCommandFromFileForFile(
+ MP4TrackId odTrackId,
+ MP4TrackId audioTrackId,
+ MP4TrackId videoTrackId,
+ uint8_t** ppBytes,
+ uint64_t* pNumBytes);
+
+ void CreateIsmaODUpdateCommandFromFileForStream(
+ MP4TrackId audioTrackId,
+ MP4TrackId videoTrackId,
+ uint8_t** ppBytes,
+ uint64_t* pNumBytes);
+
+ void CreateIsmaODUpdateCommandForStream(
+ MP4DescriptorProperty* pAudioEsdProperty,
+ MP4DescriptorProperty* pVideoEsdProperty,
+ uint8_t** ppBytes,
+ uint64_t* pNumBytes);
+
+ void CreateIsmaSceneCommand(
+ bool hasAudio,
+ bool hasVideo,
+ uint8_t** ppBytes,
+ uint64_t* pNumBytes);
+
+protected:
+ File* m_file;
+ uint64_t m_fileOriginalSize;
+ uint32_t m_createFlags;
+
+ MP4Atom* m_pRootAtom;
+ MP4Integer32Array m_trakIds;
+ MP4TrackArray m_pTracks;
+ MP4TrackId m_odTrackId;
+ bool m_useIsma;
+
+ // cached properties
+ MP4IntegerProperty* m_pModificationProperty;
+ MP4Integer32Property* m_pTimeScaleProperty;
+ MP4IntegerProperty* m_pDurationProperty;
+
+ // read/write in memory
+ uint8_t* m_memoryBuffer;
+ uint64_t m_memoryBufferPosition;
+ uint64_t m_memoryBufferSize;
+
+ // bit read/write buffering
+ uint8_t m_numReadBits;
+ uint8_t m_bufReadBits;
+ uint8_t m_numWriteBits;
+ uint8_t m_bufWriteBits;
+
+ char m_trakName[1024];
+ char *m_editName;
+
+ private:
+ MP4File ( const MP4File &src );
+ MP4File &operator= ( const MP4File &src );
+};
+
+///////////////////////////////////////////////////////////////////////////////
+
+}} // namespace mp4v2::impl
+
+#endif // MP4V2_IMPL_MP4FILE_H
generated by cgit v1.2.1 (git 2.18.0) at 2025-01-07 06:29:59 +0000