Add missing licneses and notices

Rewrite the ATTRIBUTION document to reflect the
current state of dependencies in the project.

Add common lincense file in gstreamer_plugins.

ATTRIBUTION.md

@@ -1,25 +1,40 @@
 # Media Transport Library
 
-Component: json-c</br>
-Repository: <https://github.com/json-c/json-c></br>
-License: <https://github.com/json-c/json-c/wiki#license>
+> **Warning:**
+>
+> FFmpeg is an open source project licensed under LGPL and GPL;
+> GStreamer is an open source framework licensed under LGPL.
+>
+> Both FFmpeg and GStreamer is an unmodified dependency of Intel Media Transport Library
+> software and not distributed by Intel, You are solely responsible for determining
+> if users use of FFmpeg or Gstreamer requires any additional licenses.
+>
+> Intel is not responsible for obtaining any such licenses, nor liable
+> for any licensing fees due, in connection with your use of Ffmpeg or Gstreamer.
 
-Component: OpenSSL</br>
-Repository: <https://github.com/openssl/openssl></br>
-License: <https://github.com/openssl/openssl/blob/master/LICENSE.txt>
 
-Component: googletest</br>
-Repository: <https://github.com/google/googletest></br>
-License: <https://github.com/openssl/openssl/blob/master/LICENSE.txt>
-
-Component: DPDK</br>
-Repository: <https://github.com/DPDK/dpdk></br>
-License: <https://github.com/DPDK/dpdk/blob/main/license/bsd-3-clause.txt>
-
-Component: Simple DirectMedia Layer (SDL2)</br>
-Repository: <https://github.com/libsdl-org></br>
-License: <https://github.com/libsdl-org/SDL/blob/main/LICENSE.txt>
-
-Component: libpcap</br>
-Repository: <https://github.com/the-tcpdump-group/libpcap></br>
-License: <https://github.com/the-tcpdump-group/libpcap/blob/master/LICENSE>
+| Component Name                  | Origin                                              | License                                      |
+|-------------------------------  |-----------------------------------------------------|----------------------------------------------|
+| libpthread.so.0 (Linux)         | https://sourceware.org/git/?p=glibc.git             | Part of GNU glibc / LGPLv2.1                 |
+| libwinpthread-1.dll (Windows)   | https://sourceforge.net/projects/mingw-w64/         | Part of GNU glibc / LGPLv2.1                 |
+| libm.so.6 (Linux)               | Same as libpthread.so.0                             | Part of GNU glibc / LGPLv2.1                 |
+| libc.so.6 (Linux)               | Same as libpthread.so.0                             | Part of GNU glibc / LGPLv2.1                 |
+| DPDK                            | https://github.com/DPDK/dpdk                        | BSD-3-clause                                 |
+| Simple DirectMedia Layer (SDL2) | https://github.com/libsdl-org/SDL                   | zlib license                                 |
+| libpcap                         | https://github.com/the-tcpdump-group/libpcap        | BSD-3-clause                                 |
+| Json-c                          | https://github.com/json-c/json-c                    | MIT license                                  |
+| OpenSSL                         | https://github.com/openssl/openssl                  | OpenSSL License                              |
+| google/googletest               | https://github.com/google/googletest                | BSD 3-Clause "New" or "Revised" License      |
+| Libgcc_s_seh-1.dll(Windows)     | GCC Repository: https://gcc.gnu.org/git/?p=gcc.git  | Part of GNU glibc /LGPLv2.1                  |
+| Libgcc_s_seh-1.dll (Windows)    | GCC Repository: https://gcc.gnu.org/git/?p=gcc.git  | Part of GNU glibc / LGPLv2.1                 |
+| FFMPEG                          | https://git.ffmpeg.org/ffmpeg.git                   | GNU Lesser General Public License version 2.1|
+| MediaSDK                        | https://github.com/Intel-Media-SDK/MediaSDK         | MIT License                                  |
+| LibRIST                         | https://code.videolan.org/rist/librist              | BSD-2-Clause                                 |
+| Libbpf                          | https://github.com/libbpf/libbpf                    | LGPL-2.1 OR BSD-2-Clause                     |
+| Libxdp                          | https://github.com/xdp-project/xdp-tools/tree/master| LGPL-2.1 OR BSD-2-Clause                     |
+| Gstreamer                       | https://github.com/GStreamer/gstreamer              | LGPL v2.1                                    |
+| libibverbs                      | https://github.com/linux-rdma/rdma-core/blob/master/libibverbs | GPLv2                             |
+| librdmacm                       | https://github.com/linux-rdma/rdma-core/tree/master/librdmacm  | GPLv2                             |
+| level-zero                      | https://github.com/oneapi-src/level-zero            | MIT                                          |
+| level-zero-dev                  | https://github.com/oneapi-src/level-zero            | MIT                                          |
+| xpu-smi                         | https://github.com/intel/xpumanager                 | MIT                                          |

ecosystem/gstreamer_plugin/LICENSE.md

@@ -0,0 +1,44 @@
+GStreamer plugins for MTL
+
+Copyright (C) 2005 Thomas Vander Stichele <[email protected]>
+Copyright (C) 2005 Ronald S. Bultje <[email protected]>
+Copyright (C) 2020 Niels De Graef <[email protected]>
+Copyright (C) 2024 Intel Corporation
+
+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.
+
+Alternatively, the contents of this file may be used under the
+GNU Lesser General Public License Version 2.1 (the "LGPL"), in
+which case the following provisions apply instead of the ones
+mentioned above:
+
+This library is free software; you can redistribute it and/or
+modify it under the terms of the GNU Library General Public
+License as published by the Free Software Foundation; either
+version 2 of the License, or (at your option) any later version.
+
+This library 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
+Library General Public License for more details.
+
+You should have received a copy of the GNU Library General Public
+License along with this library; if not, write to the
+Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+Boston, MA 02111-1307, USA.