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1 | // Created by: Kirill GAVRILOV |
| 2 | // Copyright (c) 2019 OPEN CASCADE SAS |
| 3 | // |
| 4 | // This file is part of Open CASCADE Technology software library. |
| 5 | // |
| 6 | // This library is free software; you can redistribute it and/or modify it under |
| 7 | // the terms of the GNU Lesser General Public License version 2.1 as published |
| 8 | // by the Free Software Foundation, with special exception defined in the file |
| 9 | // OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT |
| 10 | // distribution for complete text of the license and disclaimer of any warranty. |
| 11 | // |
| 12 | // Alternatively, this file may be used under the terms of Open CASCADE |
| 13 | // commercial license or contractual agreement. |
| 14 | |
| 15 | #ifndef _Media_Packet_HeaderFile |
| 16 | #define _Media_Packet_HeaderFile |
| 17 | |
| 18 | #include <Standard_Transient.hxx> |
| 19 | #include <Standard_Type.hxx> |
| 20 | |
| 21 | struct AVPacket; |
| 22 | |
| 23 | //! AVPacket wrapper - the packet (data chunk for decoding/encoding) holder. |
| 24 | class Media_Packet : public Standard_Transient |
| 25 | { |
| 26 | DEFINE_STANDARD_RTTIEXT(Media_Packet, Standard_Transient) |
| 27 | public: |
| 28 | |
| 29 | //! Empty constructor |
| 30 | Standard_EXPORT Media_Packet(); |
| 31 | |
| 32 | //! Destructor. |
| 33 | Standard_EXPORT virtual ~Media_Packet(); |
| 34 | |
| 35 | //! av_packet_unref() wrapper. |
| 36 | Standard_EXPORT void Unref(); |
| 37 | |
| 38 | //! Return packet. |
| 39 | const AVPacket* Packet() const { return myPacket; } |
| 40 | |
| 41 | //! Return packet. |
| 42 | AVPacket* ChangePacket() { return myPacket; } |
| 43 | |
| 44 | //! Return data. |
| 45 | Standard_EXPORT const uint8_t* Data() const; |
| 46 | |
| 47 | //! Return data. |
| 48 | Standard_EXPORT uint8_t* ChangeData(); |
| 49 | |
| 50 | //! Return data size. |
| 51 | Standard_EXPORT int Size() const; |
| 52 | |
| 53 | //! Return presentation timestamp (PTS). |
| 54 | Standard_EXPORT int64_t Pts() const; |
| 55 | |
| 56 | //! Return decoding timestamp (DTS). |
| 57 | Standard_EXPORT int64_t Dts() const; |
| 58 | |
| 59 | //! Return Duration. |
| 60 | Standard_EXPORT int64_t Duration() const; |
| 61 | |
| 62 | //! Return Duration in seconds. |
| 63 | double DurationSeconds() const { return myDurationSec; } |
| 64 | |
| 65 | //! Set Duration in seconds. |
| 66 | void SetDurationSeconds (double theDurationSec) { myDurationSec = theDurationSec; } |
| 67 | |
| 68 | //! Return stream index. |
| 69 | Standard_EXPORT int StreamIndex() const; |
| 70 | |
| 71 | //! Return TRUE for a key frame. |
| 72 | Standard_EXPORT bool IsKeyFrame() const; |
| 73 | |
| 74 | //! Mark as key frame. |
| 75 | Standard_EXPORT void SetKeyFrame(); |
| 76 | |
| 77 | protected: |
| 78 | |
| 79 | AVPacket* myPacket; //!< packet |
| 80 | double myDurationSec; //!< packet duration in seconds |
| 81 | |
| 82 | }; |
| 83 | |
| 84 | #endif // _Media_Packet_HeaderFile |
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