diff --git a/OAT.xml b/OAT.xml
index cfe263f3a0990e50a07a3b6dec80d5d10054096d..4e8e501a11df0535ff132ce2394c2ceba15df5c6 100644
--- a/OAT.xml
+++ b/OAT.xml
@@ -62,91 +62,97 @@ used to filter file path.
     <oatconfig>
         <policylist>
             <policy name="projectPolicy" desc="">
-                <policyitem type="compatibility" name="GPLStyleLicense" path=".*" desc="" />
-                <policyitem type="compatibility" name="Public Domain" path=".*" desc="" />
-                <policyitem type="compatibility" name="Takuya OOURA License" path=".*" desc="" />
+                <policyitem type="compatibility" name="GPLStyleLicense" path="modules/third_party/.*" desc="经法务确认。涉及文件在render进程进行了隔离" />
+                <policyitem type="compatibility" name="Public Domain" path="common_audio/third_party/spl_sqrt_floor/.*" desc="经法务确认为宽松型许可证" /> 
+                <policyitem type="compatibility" name="Public Domain" path="rtc_base/third_party/sigslot/.*" desc="经法务确认为宽松型许可证" /> 
+                <policyitem type="compatibility" name="Takuya OOURA License" path="common_audio/third_party/ooura/fft_size_256/fft4g.cc" desc="经法务确认为宽松型许可证" />
+                <policyitem type="compatibility" name="Takuya OOURA License" path="common_audio/third_party/ooura/LICENSE" desc="经法务确认为宽松型许可证" />
+                <policyitem type="compatibility" name="LicenseRef-scancode-takuya-ooura" path="common_audio/third_party/ooura/README.chromium" desc="经法务确认为宽松型许可证" />
+                <policyitem type="compatibility" name="LicenseRef-scancode-x11-lucent" path="modules/third_party/fft/LICENSE" desc="经法务确认为宽松型许可证" />
+                <policyitem type="compatibility" name="LicenseRef-scancode-x11-lucent" path="modules/third_party/fft/fft.c" desc="经法务确认为宽松型许可证" />
+                <policyitem type="compatibility" name="LicenseRef-scancode-unknown-license-reference" path="examples/androidapp/third_party/autobanh/NOTICE" desc="经法务确认为宽松型许可证" />
+                <policyitem type="compatibility" name="GFDL-1.2-only" path="examples/androidtests/third_party/README.webrtc" desc="经法务确认为宽松型许可证" />
+                <policyitem type="compatibility" name="LicenseRef-scancode-google-patent-license-webrtc" path="PATENTS" desc="经法务确认为宽松型许可证" />
             </policy>
         </policylist>
         <filefilterlist>
             <filefilter name="defaultPolicyFilter"
                 desc="Filters for compatibility,license header policies">
-
-                <filteritem type="filepath" name=".*chromium"
-                    desc="" />
-                    <filteritem type="filepath" name=".*LICENSE"
-                    desc="" />
-                    <filteritem type="filepath" name="PATENTS"
-                    desc="" />
-                    <filteritem type="filepath" name="examples/androidtests/third_party/README.webrtc"
-                    desc="" />
-                    <filteritem type="filepath" name="modules/third_party/fft/fft.c" desc="" />
-                    <filteritem type="filepath" name="modules/audio_coding/codecs/ilbc/complexityMeasures.m" desc="" />
-                    <filteritem type="filepath" name="examples/androidapp/third_party/autobanh/NOTICE" desc="" />
+                <filteritem type="filepath" name="README.OpenSource" desc="" />
+                <filteritem type="filepath" name="README.chromium"  desc="chrom原生文件无license" />
+                <filteritem type="filepath" name="modules/third_party/fft/README.chromium"  desc="chrom原生文件无license" />
+                <filteritem type="filepath" name="modules/third_party/g722/README.chromium"  desc="chrom原生文件无license" />
+                <filteritem type="filepath" name="rtc_base/third_party/sigslot/README.chromium"  desc="chrom原生文件无license" />
+                <filteritem type="filepath" name="modules/third_party/portaudio/README.chromium"  desc="chrom原生文件无license" />
+                <filteritem type="filepath" name="modules/third_party/g711/README.chromium"  desc="chrom原生文件无license" />
+                <filteritem type="filepath" name="README.chromium"  desc="chrom原生文件无license" />
+                <filteritem type="filepath" name="rtc_base/third_party/base64/README.chromium"  desc="chrom原生文件无license" />
+                <filteritem type="filepath" name="common_audio/third_party/spl_sqrt_floor/README.chromium"  desc="chrom原生文件无license" />   
             </filefilter>
-
             <filefilter name="defaultFilter">
-                    <filteritem type="filepath" name="README.OpenSource"
-                    desc="" />
-                    <filteritem type="filepath" name=".*wav" desc="" />
-                    <filteritem type="filepath" name=".*exe" desc="" />
-                    <filteritem type="filepath" name=".*png" desc="" />
-                    <filteritem type="filepath" name=".*rtcp" desc="" />
-                    <filteritem type="filepath" name=".*mdns" desc="" />
-                    <filteritem type="filepath" name=".*sha1" desc="" />
-                    <filteritem type="filepath" name=".*rtp" desc="" />
-                    <filteritem type="filepath" name=".*rtp-0" desc="" />
-                    <filteritem type="filepath" name=".*rtp-1" desc="" />
-                    <filteritem type="filepath" name=".*rtp-2" desc="" />
-                    <filteritem type="filepath" name=".*rtp-3" desc="" />
-                    <filteritem type="filepath" name=".*rtp-4" desc="" />
-                    <filteritem type="filepath" name=".*rtp-5" desc="" />
-                    <filteritem type="filepath" name=".*rtp-6" desc="" />
-                    <filteritem type="filepath" name=".*rtp-6" desc="" />
-                    <filteritem type="filepath" name=".*rtp-7" desc="" />
-                    <filteritem type="filepath" name=".*dependency-descriptor-0" desc="" />
-                    <filteritem type="filepath" name=".*dependency-descriptor-1" desc="" />
-                    <filteritem type="filepath" name=".*dependency-descriptor-2" desc="" />
-                    <filteritem type="filepath" name=".*dependency-descriptor-3" desc="" />
-                    <filteritem type="filepath" name=".*dependency-descriptor-4" desc="" />
-                    <filteritem type="filepath" name=".*dependency-descriptor-5" desc="" />
-                    <filteritem type="filepath" name=".*dependency-descriptor-6" desc="" />
-                    <filteritem type="filepath" name=".*dependency-descriptor-7" desc="" />
-                    <filteritem type="filepath" name=".*dependency-descriptor-8" desc="" />
-                    <filteritem type="filepath" name=".*dependency-descriptor-9" desc="" />
-                    <filteritem type="filepath" name=".*dependency-descriptor-10" desc="" />
-                    <filteritem type="filepath" name=".*dependency-descriptor-11" desc="" />
-                    <filteritem type="filepath" name=".*dependency-descriptor-12" desc="" />
-                    <filteritem type="filepath" name=".*dependency-descriptor-13" desc="" />
-                    <filteritem type="filepath" name=".*dependency-descriptor-14" desc="" />
-                    <filteritem type="filepath" name=".*dependency-descriptor-15" desc="" />
-                    <filteritem type="filepath" name=".*dependency-descriptor-16" desc="" />
-                    <filteritem type="filepath" name=".*cur" desc="" />
-                    <filteritem type="filepath" name=".*bin" desc="" />
-                    <filteritem type="filepath" name=".*stun" desc="" />
-                    <filteritem type="filepath" name=".*agc-1" desc="" />
-                    <filteritem type="filepath" name=".*agc-2" desc="" />
-                    <filteritem type="filepath" name=".*agc-3" desc="" />
-                    <filteritem type="filepath" name=".*agc-4" desc="" />
-                    <filteritem type="filepath" name=".*pb" desc="" />
-                    <filteritem type="filepath" name=".*mp3" desc="" />
-                    <filteritem type="filepath" name=".*mp4" desc="" />
-                    <filteritem type="filepath" name=".*pcm" desc="" />
-                    <filteritem type="filepath" name=".*rtpdump" desc="" />
-                    <filteritem type="filepath" name=".*ttf" desc="" />
-                    <filteritem type="filepath" name=".*jar" desc="" />
-                    <filteritem type="filepath" name=".*h264-0" desc="" />
-                    <filteritem type="filepath" name=".*h264-1" desc="" />
-                    <filteritem type="filepath" name=".*audio-processing-0" desc="" />
-                    <filteritem type="filepath" name=".*audio-processing-1" desc="" />
-                    <filteritem type="filepath" name=".*audio-processing-2" desc="" />
-                    <filteritem type="filepath" name=".*audio-processing-3" desc="" />
-                    <filteritem type="filepath" name="test/fuzzers/corpora/video_layers_allocation-corpus/vla-0" desc="" />
-                    <filteritem type="filepath" name="test/fuzzers/corpora/rtp-depacketizer-av1-assemble-frame-corpus/av1-assemble-frame-0" desc="" />
-                    <filteritem type="filepath" name="test/fuzzers/corpora/pseudotcp-corpus/785b96587d0eb44dd5d75b7a886f37e2ac504511" desc="" />
-                    <filteritem type="filepath" name="test/fuzzers/corpora/rtp-depacketizer-av1-assemble-frame-corpus/av1-assemble-frame-0" desc="" />
-                    <filteritem type="filepath" name="test/fuzzers/corpora/video_layers_allocation-corpus/vla-0" desc="" />
-                    <filteritem type="filepath" name="test/fuzzers/corpora/vp9-encoder-references-corpus/a8b3fb7be82395c9462684c766841d668dc0029f" desc="" />
-                    <filteritem type="filepath" name="test/fuzzers/corpora/vp9-encoder-references-corpus/0cee4d5fd2905dc1fb2979f10a9724265b7075e2" desc="" />
+                <filteritem type="filepath" name="README.OpenSource" desc="" />
+            </filefilter>
+            <filefilter name="binaryFileTypePolicyFilter">
+                <filteritem type="filepath" name=".*wav" desc="Chromium原生二进制" />
+                <filteritem type="filepath" name=".*exe" desc="Chromium原生二进制" />
+                <filteritem type="filepath" name=".*png" desc="Chromium原生二进制" />
+                <filteritem type="filepath" name=".*rtcp" desc="Chromium原生二进制" />
+                <filteritem type="filepath" name=".*mdns" desc="Chromium原生二进制" />
+                <filteritem type="filepath" name=".*sha1" desc="Chromium原生二进制" />
+                <filteritem type="filepath" name=".*rtp" desc="Chromium原生二进制" />
+                <filteritem type="filepath" name=".*rtp-0" desc="Chromium原生二进制" />
+                <filteritem type="filepath" name=".*rtp-1" desc="Chromium原生二进制" />
+                <filteritem type="filepath" name=".*rtp-2" desc="Chromium原生二进制" />
+                <filteritem type="filepath" name=".*rtp-3" desc="Chromium原生二进制" />
+                <filteritem type="filepath" name=".*rtp-4" desc="Chromium原生二进制" />
+                <filteritem type="filepath" name=".*rtp-5" desc="Chromium原生二进制" />
+                <filteritem type="filepath" name=".*rtp-6" desc="Chromium原生二进制" />
+                <filteritem type="filepath" name=".*rtp-6" desc="Chromium原生二进制" />
+                <filteritem type="filepath" name=".*rtp-7" desc="Chromium原生二进制" />
+                <filteritem type="filepath" name=".*dependency-descriptor-0" desc="Chromium原生二进制" />
+                <filteritem type="filepath" name=".*dependency-descriptor-1" desc="Chromium原生二进制" />
+                <filteritem type="filepath" name=".*dependency-descriptor-2" desc="Chromium原生二进制" />
+                <filteritem type="filepath" name=".*dependency-descriptor-3" desc="Chromium原生二进制" />
+                <filteritem type="filepath" name=".*dependency-descriptor-4" desc="Chromium原生二进制" />
+                <filteritem type="filepath" name=".*dependency-descriptor-5" desc="Chromium原生二进制" />
+                <filteritem type="filepath" name=".*dependency-descriptor-6" desc="Chromium原生二进制" />
+                <filteritem type="filepath" name=".*dependency-descriptor-7" desc="Chromium原生二进制" />
+                <filteritem type="filepath" name=".*dependency-descriptor-8" desc="Chromium原生二进制" />
+                <filteritem type="filepath" name=".*dependency-descriptor-9" desc="Chromium原生二进制" />
+                <filteritem type="filepath" name=".*dependency-descriptor-10" desc="Chromium原生二进制" />
+                <filteritem type="filepath" name=".*dependency-descriptor-11" desc="Chromium原生二进制" />
+                <filteritem type="filepath" name=".*dependency-descriptor-12" desc="Chromium原生二进制" />
+                <filteritem type="filepath" name=".*dependency-descriptor-13" desc="Chromium原生二进制" />
+                <filteritem type="filepath" name=".*dependency-descriptor-14" desc="Chromium原生二进制" />
+                <filteritem type="filepath" name=".*dependency-descriptor-15" desc="Chromium原生二进制" />
+                <filteritem type="filepath" name=".*dependency-descriptor-16" desc="Chromium原生二进制" />
+                <filteritem type="filepath" name=".*cur" desc="Chromium原生二进制" />
+                <filteritem type="filepath" name=".*bin" desc="Chromium原生二进制" />
+                <filteritem type="filepath" name=".*stun" desc="Chromium原生二进制" />
+                <filteritem type="filepath" name=".*agc-1" desc="Chromium原生二进制" />
+                <filteritem type="filepath" name=".*agc-2" desc="Chromium原生二进制" />
+                <filteritem type="filepath" name=".*agc-3" desc="Chromium原生二进制" />
+                <filteritem type="filepath" name=".*agc-4" desc="Chromium原生二进制" />
+                <filteritem type="filepath" name=".*pb" desc="Chromium原生二进制" />
+                <filteritem type="filepath" name=".*mp3" desc="Chromium原生二进制" />
+                <filteritem type="filepath" name=".*mp4" desc="Chromium原生二进制" />
+                <filteritem type="filepath" name=".*pcm" desc="Chromium原生二进制" />
+                <filteritem type="filepath" name=".*rtpdump" desc="Chromium原生二进制" />
+                <filteritem type="filepath" name=".*ttf" desc="Chromium原生二进制" />
+                <filteritem type="filepath" name=".*jar" desc="Chromium原生二进制" />
+                <filteritem type="filepath" name=".*h264-0" desc="Chromium原生二进制" />
+                <filteritem type="filepath" name=".*h264-1" desc="Chromium原生二进制" />
+                <filteritem type="filepath" name=".*audio-processing-0" desc="Chromium原生二进制" />
+                <filteritem type="filepath" name=".*audio-processing-1" desc="Chromium原生二进制" />
+                <filteritem type="filepath" name=".*audio-processing-2" desc="Chromium原生二进制" />
+                <filteritem type="filepath" name=".*audio-processing-3" desc="Chromium原生二进制" />
+                <filteritem type="filepath" name="test/fuzzers/corpora/video_layers_allocation-corpus/vla-0" desc="Chromium原生二进制" />
+                <filteritem type="filepath" name="test/fuzzers/corpora/rtp-depacketizer-av1-assemble-frame-corpus/av1-assemble-frame-0" desc="Chromium原生二进制" />
+                <filteritem type="filepath" name="test/fuzzers/corpora/pseudotcp-corpus/785b96587d0eb44dd5d75b7a886f37e2ac504511" desc="Chromium原生二进制" />
+                <filteritem type="filepath" name="test/fuzzers/corpora/rtp-depacketizer-av1-assemble-frame-corpus/av1-assemble-frame-0" desc="Chromium原生二进制" />
+                <filteritem type="filepath" name="test/fuzzers/corpora/video_layers_allocation-corpus/vla-0" desc="Chromium原生二进制" />
+                <filteritem type="filepath" name="test/fuzzers/corpora/vp9-encoder-references-corpus/a8b3fb7be82395c9462684c766841d668dc0029f" desc="Chromium原生二进制" />
+                <filteritem type="filepath" name="test/fuzzers/corpora/vp9-encoder-references-corpus/0cee4d5fd2905dc1fb2979f10a9724265b7075e2" desc="Chromium原生二进制" />
             </filefilter>
         </filefilterlist>
         <licensematcherlist>
@@ -164,6 +170,20 @@ used to filter file path.
                     * Wilco
             " desc="" />
             </licensematcher>
+            <licensematcher name="BSD-3-Clause" desc="">
+                <licensetext name="
+                % % Copyright(c) 2011 The WebRTC project authors.All Rights Reserved.%
+                        % Use of this source code is governed by a BSD
+                    -
+                    style license % that can be found in the LICENSE file in the root of the source
+                        % tree.An additional intellectual property rights grant can be found
+                        % in the file PATENTS.All contributing project authors may
+                        % be found in the AUTHORS file in the root of the source tree.%
+
+                        clear;
+                pack;
+            " desc="" />
+            </licensematcher>
             <licensematcher name="Public Domain" desc="">
                 <licensetext name="
                 // License: Public domain. You are free to use this code however you like, with
@@ -178,7 +198,89 @@ used to filter file path.
                 * this code.
             " desc="" />
             </licensematcher>
-         
+            <licensematcher name="LicenseRef-scancode-takuya-ooura" desc="">
+                <licensetext name="
+                Name: General Purpose FFT (Fast Fourier/Cosine/Sine Transform) Package
+                Short Name: fft4g
+                URL: http://www.kurims.kyoto-u.ac.jp/~ooura/fft.html
+                Version: 0
+                Date: 2018-06-19
+                License: Custome license
+                License File: LICENSE
+                Security Critical: yes
+            " desc="" />
+            </licensematcher>
+            <licensematcher name="GFDL-1.2-only" desc="">
+                <licensetext name="
+                The third_party directory contains sources from other projects.
+
+                Code in third_party must document the license under which the source is being
+                used. If the source itself does not include a license header or file, create
+                an entry in this file that refers to reliable documentation of the project's
+                license terms on the web (and add a note pointing here in the README file in
+                that directory).
+
+            " desc="" />
+            </licensematcher>
+            <licensematcher name="LicenseRef-scancode-x11-lucent" desc="">
+                <licensetext name="
+                    * Permission to use, copy, modify, and distribute this software for
+                    * any purpose without fee is hereby granted, provided that this
+                    * entire notice is included in all copies of any software which is
+                    * or includes a copy or modification of this software and in all
+                    * copies of the supporting documentation for such software.
+                    *
+                    * THIS SOFTWARE IS BEING PROVIDED &quot;AS IS&quot;, WITHOUT ANY EXPRESS OR
+                    * IMPLIED WARRANTY.  IN PARTICULAR, NEITHER THE AUTHOR NOR QUEEN'S
+                    * UNIVERSITY AT KINGSTON MAKES ANY REPRESENTATION OR WARRANTY OF ANY
+                    * KIND CONCERNING THE MERCHANTABILITY OF THIS SOFTWARE OR ITS
+                    * FITNESS FOR ANY PARTICULAR PURPOSE.
+                    *
+                    * All of which is to say that you can do what you like with this
+                    * source code provided you don't try to sell it as your own and you
+                    * include an unaltered copy of this message (including the
+                    * copyright).
+                    *
+                    * It is also implicitly understood that bug fixes and improvements
+                    * should make their way back to the general Internet community so
+                    * that everyone benefits.
+            " desc="" />
+            </licensematcher>
+            <licensematcher name="LicenseRef-scancode-google-patent-license-webrtc" desc="">
+                <licensetext name="
+                   Additional IP Rights Grant (Patents)
+
+                    &quot;This implementation&quot; means the copyrightable works distributed by
+                    Google as part of the WebRTC code package.
+
+                    Google hereby grants to you a perpetual, worldwide, non-exclusive,
+                    no-charge, irrevocable (except as stated in this section) patent
+                    license to make, have made, use, offer to sell, sell, import,
+                    transfer, and otherwise run, modify and propagate the contents of this
+                    implementation of the WebRTC code package, where such license applies
+                    only to those patent claims, both currently owned by Google and
+                    acquired in the future, licensable by Google that are necessarily
+                    infringed by this implementation of the WebRTC code package. This
+                    grant does not include claims that would be infringed only as a
+                    consequence of further modification of this implementation. If you or
+                    your agent or exclusive licensee institute or order or agree to the
+                    institution of patent litigation against any entity (including a
+                    cross-claim or counterclaim in a lawsuit) alleging that this
+                    implementation of the WebRTC code package or any code incorporated
+                    within this implementation of the WebRTC code package constitutes
+                    direct or contributory patent infringement, or inducement of patent
+                    infringement, then any patent rights granted to you under this License
+                    for this implementation of the WebRTC code package shall terminate as
+                    of the date such litigation is filed.
+            " desc="" />
+            </licensematcher> 
+            <licensematcher name="LicenseRef-scancode-unknown-license-reference" desc="">
+                <licensetext name="
+                   AutobahnAndroid
+                    Copyright 2011,2012 Tavendo GmbH. Licensed under Apache 2.0
+                    This product includes software developed at Tavendo GmbH http://www.tavendo.de
+            " desc="" />
+            </licensematcher>
         </licensematcherlist>
     </oatconfig>
 </configuration>
\ No newline at end of file