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2026-01-28 16:41:52 +08:00 · 2025-12-28 18:19:16 +08:00
commit d143d158e4
771 changed files with 220548 additions and 0 deletions
--- a/libs/hwcodec/externals/AMF_v1.4.35/amf/public/common/DataStream.h
+++ b/libs/hwcodec/externals/AMF_v1.4.35/amf/public/common/DataStream.h
@@ -0,0 +1,109 @@
+// 
+// Notice Regarding Standards.  AMD does not provide a license or sublicense to
+// any Intellectual Property Rights relating to any standards, including but not
+// limited to any audio and/or video codec technologies such as MPEG-2, MPEG-4;
+// AVC/H.264; HEVC/H.265; AAC decode/FFMPEG; AAC encode/FFMPEG; VC-1; and MP3
+// (collectively, the "Media Technologies"). For clarity, you will pay any
+// royalties due for such third party technologies, which may include the Media
+// Technologies that are owed as a result of AMD providing the Software to you.
+// 
+// MIT license 
+// 
+// Copyright (c) 2018 Advanced Micro Devices, Inc. All rights reserved.
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy
+// of this software and associated documentation files (the "Software"), to deal
+// in the Software without restriction, including without limitation the rights
+// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+// copies of the Software, and to permit persons to whom the Software is
+// furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in
+// all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL THE
+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+// THE SOFTWARE.
+//
+
+/**
+ ***************************************************************************************************
+ * @file  DataStream.h
+ * @brief AMFDataStream declaration
+ ***************************************************************************************************
+ */
+#ifndef AMF_DataStream_h
+#define AMF_DataStream_h
+#pragma once
+
+#include "../include/core/Interface.h"
+
+namespace amf
+{
+    // currently supports only
+    // file://
+    // memory://
+
+    // eventually can be extended with:
+    // rtsp://
+    // rtmp://
+    // http://
+    // etc
+
+    //----------------------------------------------------------------------------------------------
+    enum AMF_STREAM_OPEN
+    {
+        AMFSO_READ              = 0,
+        AMFSO_WRITE             = 1,
+        AMFSO_READ_WRITE        = 2,
+        AMFSO_APPEND            = 3,
+    };
+    //----------------------------------------------------------------------------------------------
+    enum AMF_FILE_SHARE
+    {
+        AMFFS_EXCLUSIVE         = 0,
+        AMFFS_SHARE_READ        = 1,
+        AMFFS_SHARE_WRITE       = 2,
+        AMFFS_SHARE_READ_WRITE  = 3,
+    };
+    //----------------------------------------------------------------------------------------------
+    enum AMF_SEEK_ORIGIN
+    {
+        AMF_SEEK_BEGIN          = 0,
+        AMF_SEEK_CURRENT        = 1,
+        AMF_SEEK_END            = 2,
+    };
+    //----------------------------------------------------------------------------------------------
+    // AMFDataStream interface
+    //----------------------------------------------------------------------------------------------
+    class AMF_NO_VTABLE AMFDataStream : public AMFInterface
+    {
+    public:
+        AMF_DECLARE_IID(0xdb08fe70, 0xb743, 0x4c26, 0xb2, 0x77, 0xa5, 0xc8, 0xe8, 0x14, 0xda, 0x4)
+
+        // interface
+        virtual AMF_RESULT          AMF_STD_CALL Open(const wchar_t* pFileUrl, AMF_STREAM_OPEN eOpenType, AMF_FILE_SHARE eShareType) = 0;
+        virtual AMF_RESULT          AMF_STD_CALL Close() = 0;
+        virtual AMF_RESULT          AMF_STD_CALL Read(void* pData, amf_size iSize, amf_size* pRead) = 0;
+        virtual AMF_RESULT          AMF_STD_CALL Write(const void* pData, amf_size iSize, amf_size* pWritten) = 0;
+        virtual AMF_RESULT          AMF_STD_CALL Seek(AMF_SEEK_ORIGIN eOrigin, amf_int64 iPosition, amf_int64* pNewPosition) = 0;
+        virtual AMF_RESULT          AMF_STD_CALL GetPosition(amf_int64* pPosition) = 0;
+        virtual AMF_RESULT          AMF_STD_CALL GetSize(amf_int64* pSize) = 0;
+        virtual bool                AMF_STD_CALL IsSeekable() = 0;
+
+        static AMF_RESULT          AMF_STD_CALL OpenDataStream(const wchar_t* pFileUrl, AMF_STREAM_OPEN eOpenType, AMF_FILE_SHARE eShareType, AMFDataStream** str);
+
+    };
+    //----------------------------------------------------------------------------------------------
+    // smart pointer
+    //----------------------------------------------------------------------------------------------
+    typedef AMFInterfacePtr_T<AMFDataStream> AMFDataStreamPtr;
+    //----------------------------------------------------------------------------------------------
+    
+} //namespace amf
+
+#endif // AMF_DataStream_h