Moving src/webrtc into src/.

In order to eliminate the WebRTC Subtree mirror in Chromium, 
WebRTC is moving the content of the src/webrtc directory up
to the src/ directory.

NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
TBR=tommi@webrtc.org

Bug: chromium:611808
Change-Id: Iac59c5b51b950f174119565bac87955a7994bc38
Reviewed-on: https://webrtc-review.googlesource.com/1560
Commit-Queue: Mirko Bonadei <mbonadei@webrtc.org>
Reviewed-by: Henrik Kjellander <kjellander@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#19845}

BUILD.gn

@@ -6,16 +6,549 @@
 # in the file PATENTS.  All contributing project authors may
 # be found in the AUTHORS file in the root of the source tree.
 
-import("webrtc/webrtc.gni")
+import("//build/config/linux/pkg_config.gni")
+import("//build/config/sanitizers/sanitizers.gni")
+import("webrtc.gni")
+import("//third_party/protobuf/proto_library.gni")
+if (is_android) {
+  import("//build/config/android/config.gni")
+  import("//build/config/android/rules.gni")
+}
 
-group("default") {
+if (!build_with_chromium) {
+  group("default") {
     testonly = true
     deps = [
-    "//webrtc",
-    "//webrtc/examples",
-    "//webrtc/rtc_tools",
+      ":webrtc",
+      "examples",
+      "rtc_tools",
     ]
     if (rtc_include_tests) {
-    deps += [ "//webrtc:webrtc_tests" ]
+      deps += [ ":webrtc_tests" ]
+    }
+  }
+}
+
+# Contains the defines and includes in common.gypi that are duplicated both as
+# target_defaults and direct_dependent_settings.
+config("common_inherited_config") {
+  defines = []
+  cflags = []
+  ldflags = []
+  if (build_with_mozilla) {
+    defines += [ "WEBRTC_MOZILLA_BUILD" ]
+  }
+
+  # Some tests need to declare their own trace event handlers. If this define is
+  # not set, the first time TRACE_EVENT_* is called it will store the return
+  # value for the current handler in an static variable, so that subsequent
+  # changes to the handler for that TRACE_EVENT_* will be ignored.
+  # So when tests are included, we set this define, making it possible to use
+  # different event handlers in different tests.
+  if (rtc_include_tests) {
+    defines += [ "WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS=1" ]
+  } else {
+    defines += [ "WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS=0" ]
+  }
+  if (build_with_chromium) {
+    defines += [
+      # TODO(kjellander): Cleanup unused ones and move defines closer to
+      # the source when webrtc:4256 is completed.
+      "FEATURE_ENABLE_VOICEMAIL",
+      "GTEST_RELATIVE_PATH",
+      "WEBRTC_CHROMIUM_BUILD",
+    ]
+    include_dirs = [
+      # The overrides must be included first as that is the mechanism for
+      # selecting the override headers in Chromium.
+      "../webrtc_overrides",
+
+      # Allow includes to be prefixed with webrtc/ in case it is not an
+      # immediate subdirectory of the top-level.
+      ".",
+    ]
+  }
+  if (is_posix) {
+    defines += [ "WEBRTC_POSIX" ]
+  }
+  if (is_ios) {
+    defines += [
+      "WEBRTC_MAC",
+      "WEBRTC_IOS",
+    ]
+  }
+  if (is_linux) {
+    defines += [ "WEBRTC_LINUX" ]
+  }
+  if (is_mac) {
+    defines += [ "WEBRTC_MAC" ]
+  }
+  if (is_win) {
+    defines += [
+      "WEBRTC_WIN",
+      "_CRT_SECURE_NO_WARNINGS",  # Suppress warnings about _vsnprinf
+    ]
+  }
+  if (is_android) {
+    defines += [
+      "WEBRTC_LINUX",
+      "WEBRTC_ANDROID",
+    ]
+  }
+  if (is_chromeos) {
+    defines += [ "CHROMEOS" ]
+  }
+
+  if (rtc_sanitize_coverage != "") {
+    assert(is_clang, "sanitizer coverage requires clang")
+    cflags += [ "-fsanitize-coverage=${rtc_sanitize_coverage}" ]
+    ldflags += [ "-fsanitize-coverage=${rtc_sanitize_coverage}" ]
+  }
+
+  if (is_ubsan) {
+    cflags += [ "-fsanitize=float-cast-overflow" ]
+  }
+
+  # TODO(GYP): Support these in GN.
+  # if (is_bsd) {
+  #   defines += [ "BSD" ]
+  # }
+  # if (is_openbsd) {
+  #   defines += [ "OPENBSD" ]
+  # }
+  # if (is_freebsd) {
+  #   defines += [ "FREEBSD" ]
+  # }
+}
+
+config("common_config") {
+  cflags = []
+  cflags_cc = []
+  defines = []
+
+  if (rtc_enable_protobuf) {
+    defines += [ "WEBRTC_ENABLE_PROTOBUF=1" ]
+  } else {
+    defines += [ "WEBRTC_ENABLE_PROTOBUF=0" ]
+  }
+
+  if (rtc_restrict_logging) {
+    defines += [ "WEBRTC_RESTRICT_LOGGING" ]
+  }
+
+  if (rtc_include_internal_audio_device) {
+    defines += [ "WEBRTC_INCLUDE_INTERNAL_AUDIO_DEVICE" ]
+  }
+
+  if (!rtc_libvpx_build_vp9) {
+    defines += [ "RTC_DISABLE_VP9" ]
+  }
+
+  if (rtc_enable_sctp) {
+    defines += [ "HAVE_SCTP" ]
+  }
+
+  if (rtc_enable_external_auth) {
+    defines += [ "ENABLE_EXTERNAL_AUTH" ]
+  }
+
+  if (build_with_chromium) {
+    defines += [
+      # NOTICE: Since common_inherited_config is used in public_configs for our
+      # targets, there's no point including the defines in that config here.
+      # TODO(kjellander): Cleanup unused ones and move defines closer to the
+      # source when webrtc:4256 is completed.
+      "HAVE_WEBRTC_VIDEO",
+      "HAVE_WEBRTC_VOICE",
+      "LOGGING_INSIDE_WEBRTC",
+      "USE_WEBRTC_DEV_BRANCH",
+    ]
+  } else {
+    if (is_posix) {
+      # Enable more warnings: -Wextra is currently disabled in Chromium.
+      cflags = [
+        "-Wextra",
+
+        # Repeat some flags that get overridden by -Wextra.
+        "-Wno-unused-parameter",
+        "-Wno-missing-field-initializers",
+        "-Wno-strict-overflow",
+      ]
+      cflags_cc = [
+        "-Wnon-virtual-dtor",
+
+        # This is enabled for clang; enable for gcc as well.
+        "-Woverloaded-virtual",
+      ]
+    }
+
+    if (is_clang) {
+      cflags += [
+        "-Wc++11-narrowing",
+        "-Wimplicit-fallthrough",
+        "-Wthread-safety",
+        "-Winconsistent-missing-override",
+        "-Wundef",
+      ]
+
+      # use_xcode_clang only refers to the iOS toolchain, host binaries use
+      # chromium's clang always.
+      if (!is_nacl &&
+          (!use_xcode_clang || current_toolchain == host_toolchain)) {
+        # Flags NaCl (Clang 3.7) and Xcode 7.3 (Clang clang-703.0.31) do not
+        # recognize.
+        cflags += [ "-Wunused-lambda-capture" ]
+      }
+    }
+  }
+
+  if (current_cpu == "arm64") {
+    defines += [ "WEBRTC_ARCH_ARM64" ]
+    defines += [ "WEBRTC_HAS_NEON" ]
+  }
+
+  if (current_cpu == "arm") {
+    defines += [ "WEBRTC_ARCH_ARM" ]
+    if (arm_version >= 7) {
+      defines += [ "WEBRTC_ARCH_ARM_V7" ]
+      if (arm_use_neon) {
+        defines += [ "WEBRTC_HAS_NEON" ]
+      }
+    }
+  }
+
+  if (current_cpu == "mipsel") {
+    defines += [ "MIPS32_LE" ]
+    if (mips_float_abi == "hard") {
+      defines += [ "MIPS_FPU_LE" ]
+    }
+    if (mips_arch_variant == "r2") {
+      defines += [ "MIPS32_R2_LE" ]
+    }
+    if (mips_dsp_rev == 1) {
+      defines += [ "MIPS_DSP_R1_LE" ]
+    } else if (mips_dsp_rev == 2) {
+      defines += [
+        "MIPS_DSP_R1_LE",
+        "MIPS_DSP_R2_LE",
+      ]
+    }
+  }
+
+  if (is_android && !is_clang) {
+    # The Android NDK doesn"t provide optimized versions of these
+    # functions. Ensure they are disabled for all compilers.
+    cflags += [
+      "-fno-builtin-cos",
+      "-fno-builtin-sin",
+      "-fno-builtin-cosf",
+      "-fno-builtin-sinf",
+    ]
+  }
+
+  if (use_libfuzzer || use_drfuzz || use_afl) {
+    # Used in Chromium's overrides to disable logging
+    defines += [ "WEBRTC_UNSAFE_FUZZER_MODE" ]
+  }
+}
+
+config("common_objc") {
+  libs = [ "Foundation.framework" ]
+}
+
+if (!build_with_chromium) {
+  # Target to build all the WebRTC production code.
+  rtc_static_library("webrtc") {
+    # Only the root target should depend on this.
+    visibility = [ "//:default" ]
+
+    sources = []
+    complete_static_lib = true
+    defines = []
+
+    deps = [
+      ":webrtc_common",
+      "api",
+      "api:transport_api",
+      "audio",
+      "call",
+      "common_audio",
+      "common_video",
+      "logging",
+      "media",
+      "modules",
+      "modules/video_capture:video_capture_internal_impl",
+      "ortc",
+      "p2p",
+      "pc",
+      "rtc_base",
+      "sdk",
+      "stats",
+      "system_wrappers:system_wrappers_default",
+      "video",
+      "voice_engine",
+    ]
+
+    if (rtc_enable_protobuf) {
+      defines += [ "ENABLE_RTC_EVENT_LOG" ]
+      deps += [ "logging:rtc_event_log_proto" ]
+    }
+  }
+
+  if (rtc_include_tests) {
+    # Target to build all the WebRTC tests (but not examples or tools).
+    # Executable in order to get a target that links all WebRTC code.
+    rtc_executable("webrtc_tests") {
+      testonly = true
+
+      # Only the root target should depend on this.
+      visibility = [ "//:default" ]
+
+      deps = [
+        ":rtc_unittests",
+        ":video_engine_tests",
+        ":webrtc_nonparallel_tests",
+        ":webrtc_perf_tests",
+        "common_audio:common_audio_unittests",
+        "common_video:common_video_unittests",
+        "media:rtc_media_unittests",
+        "modules:modules_tests",
+        "modules:modules_unittests",
+        "modules/audio_coding:audio_coding_tests",
+        "modules/audio_processing:audio_processing_tests",
+        "modules/remote_bitrate_estimator:bwe_simulations_tests",
+        "modules/rtp_rtcp:test_packet_masks_metrics",
+        "modules/video_capture:video_capture_internal_impl",
+        "ortc:ortc_unittests",
+        "pc:peerconnection_unittests",
+        "pc:rtc_pc_unittests",
+        "rtc_base:rtc_base_tests_utils",
+        "stats:rtc_stats_unittests",
+        "system_wrappers:system_wrappers_unittests",
+        "test",
+        "video:screenshare_loopback",
+        "video:video_loopback",
+        "voice_engine:voice_engine_unittests",
+      ]
+      if (is_android) {
+        deps += [
+          ":android_junit_tests",
+          "sdk/android:libjingle_peerconnection_android_unittest",
+        ]
+      } else {
+        deps += [ "modules/video_capture:video_capture_tests" ]
+      }
+      if (!is_ios) {
+        deps += [ "voice_engine:voe_auto_test" ]
+      }
+      if (rtc_enable_protobuf) {
+        deps += [
+          "audio:low_bandwidth_audio_test",
+          "logging:rtc_event_log2rtp_dump",
+        ]
+      }
+    }
+  }
+}
+
+rtc_static_library("webrtc_common") {
+  # TODO(mbonadei): Remove (bugs.webrtc.org/7745)
+  # Enabling GN check triggers cyclic dependency error:
+  # :webrtc_common ->
+  # api:video_frame_api ->
+  # system_wrappers:system_wrappers ->
+  # webrtc_common
+  check_includes = false
+  sources = [
+    "common_types.cc",
+    "common_types.h",
+    "typedefs.h",
+  ]
+
+  if (!build_with_chromium && is_clang) {
+    # Suppress warnings from the Chromium Clang plugin (bugs.webrtc.org/163).
+    suppressed_configs += [ "//build/config/clang:find_bad_constructs" ]
+  }
+}
+
+if (use_libfuzzer || use_drfuzz || use_afl) {
+  # This target is only here for gn to discover fuzzer build targets under
+  # webrtc/test/fuzzers/.
+  group("webrtc_fuzzers_dummy") {
+    testonly = true
+    deps = [
+      "test/fuzzers:webrtc_fuzzer_main",
+    ]
+  }
+}
+
+if (rtc_include_tests) {
+  config("rtc_unittests_config") {
+    # GN orders flags on a target before flags from configs. The default config
+    # adds -Wall, and this flag have to be after -Wall -- so they need to
+    # come from a config and can"t be on the target directly.
+    if (is_clang) {
+      cflags = [
+        "-Wno-sign-compare",
+        "-Wno-unused-const-variable",
+      ]
+    }
+  }
+
+  rtc_test("rtc_unittests") {
+    testonly = true
+
+    deps = [
+      ":webrtc_common",
+      "api:rtc_api_unittests",
+      "api/audio_codecs/test:audio_codecs_api_unittests",
+      "p2p:libstunprober_unittests",
+      "p2p:rtc_p2p_unittests",
+      "rtc_base:rtc_base_approved_unittests",
+      "rtc_base:rtc_base_tests_main",
+      "rtc_base:rtc_base_tests_utils",
+      "rtc_base:rtc_base_unittests",
+      "rtc_base:rtc_numerics_unittests",
+      "rtc_base:rtc_task_queue_unittests",
+      "rtc_base:sequenced_task_checker_unittests",
+      "rtc_base:weak_ptr_unittests",
+      "system_wrappers:metrics_default",
+    ]
+
+    if (rtc_enable_protobuf) {
+      deps += [ "logging:rtc_event_log_tests" ]
+    }
+
+    if (is_android) {
+      deps += [ "//testing/android/native_test:native_test_support" ]
+      shard_timeout = 900
+    }
+
+    if (is_ios || is_mac) {
+      deps += [ "sdk:sdk_unittests_objc" ]
+    }
+  }
+
+  # TODO(pbos): Rename test suite, this is no longer "just" for video targets.
+  video_engine_tests_resources = [
+    "../resources/foreman_cif_short.yuv",
+    "../resources/voice_engine/audio_long16.pcm",
+  ]
+
+  if (is_ios) {
+    bundle_data("video_engine_tests_bundle_data") {
+      testonly = true
+      sources = video_engine_tests_resources
+      outputs = [
+        "{{bundle_resources_dir}}/{{source_file_part}}",
+      ]
+    }
+  }
+
+  rtc_test("video_engine_tests") {
+    testonly = true
+    deps = [
+      "audio:audio_tests",
+
+      # TODO(eladalon): call_tests aren't actually video-specific, so we
+      # should move them to a more appropriate test suite.
+      "call:call_tests",
+      "modules/video_capture",
+      "rtc_base:rtc_base_tests_utils",
+      "test:test_common",
+      "test:test_main",
+      "test:video_test_common",
+      "video:video_tests",
+    ]
+    data = video_engine_tests_resources
+    if (!build_with_chromium && is_clang) {
+      # Suppress warnings from the Chromium Clang plugin (bugs.webrtc.org/163).
+      suppressed_configs += [ "//build/config/clang:find_bad_constructs" ]
+    }
+    if (is_android) {
+      deps += [ "//testing/android/native_test:native_test_native_code" ]
+      shard_timeout = 900
+    }
+    if (is_ios) {
+      deps += [ ":video_engine_tests_bundle_data" ]
+    }
+  }
+
+  webrtc_perf_tests_resources = [
+    "../resources/audio_coding/speech_mono_16kHz.pcm",
+    "../resources/audio_coding/speech_mono_32_48kHz.pcm",
+    "../resources/audio_coding/testfile32kHz.pcm",
+    "../resources/ConferenceMotion_1280_720_50.yuv",
+    "../resources/difficult_photo_1850_1110.yuv",
+    "../resources/foreman_cif.yuv",
+    "../resources/google-wifi-3mbps.rx",
+    "../resources/paris_qcif.yuv",
+    "../resources/photo_1850_1110.yuv",
+    "../resources/presentation_1850_1110.yuv",
+    "../resources/verizon4g-downlink.rx",
+    "../resources/voice_engine/audio_long16.pcm",
+    "../resources/web_screenshot_1850_1110.yuv",
+  ]
+
+  if (is_ios) {
+    bundle_data("webrtc_perf_tests_bundle_data") {
+      testonly = true
+      sources = webrtc_perf_tests_resources
+      outputs = [
+        "{{bundle_resources_dir}}/{{source_file_part}}",
+      ]
+    }
+  }
+
+  rtc_test("webrtc_perf_tests") {
+    testonly = true
+    configs += [ ":rtc_unittests_config" ]
+
+    deps = [
+      "audio:audio_perf_tests",
+      "call:call_perf_tests",
+      "modules/audio_coding:audio_coding_perf_tests",
+      "modules/audio_processing:audio_processing_perf_tests",
+      "modules/remote_bitrate_estimator:remote_bitrate_estimator_perf_tests",
+      "test:test_main",
+      "video:video_full_stack_tests",
+    ]
+
+    data = webrtc_perf_tests_resources
+    if (is_android) {
+      deps += [ "//testing/android/native_test:native_test_native_code" ]
+      shard_timeout = 2700
+    }
+    if (is_ios) {
+      deps += [ ":webrtc_perf_tests_bundle_data" ]
+    }
+  }
+
+  rtc_test("webrtc_nonparallel_tests") {
+    testonly = true
+    deps = [
+      "rtc_base:rtc_base_nonparallel_tests",
+    ]
+    if (is_android) {
+      deps += [ "//testing/android/native_test:native_test_support" ]
+      shard_timeout = 900
+    }
+  }
+
+  if (is_android) {
+    junit_binary("android_junit_tests") {
+      java_files = [
+        "examples/androidjunit/src/org/appspot/apprtc/BluetoothManagerTest.java",
+        "examples/androidjunit/src/org/appspot/apprtc/DirectRTCClientTest.java",
+        "examples/androidjunit/src/org/appspot/apprtc/TCPChannelClientTest.java",
+        "sdk/android/tests/src/org/webrtc/CameraEnumerationTest.java",
+      ]
+
+      deps = [
+        "examples:AppRTCMobile_javalib",
+        "sdk/android:libjingle_peerconnection_java",
+        "//base:base_java_test_support",
+      ]
+    }
   }
 }

DEPS

@@ -542,3 +542,38 @@ recursedeps = [
   # android_tools manages the NDK.
   'src/third_party/android_tools',
 ]
+
+# Define rules for which include paths are allowed in our source.
+include_rules = [
+  # Base is only used to build Android APK tests and may not be referenced by
+  # WebRTC production code.
+  "-base",
+  "-chromium",
+  "+external/webrtc/webrtc",  # Android platform build.
+  "+gflags",
+  "+libyuv",
+  "-webrtc",  # Has to be disabled; otherwise all dirs below will be allowed.
+  # Individual headers that will be moved out of here, see webrtc:4243.
+  "+webrtc/call/rtp_config.h",
+  "+webrtc/common_types.h",
+  "+webrtc/transport.h",
+  "+webrtc/typedefs.h",
+  "+webrtc/voice_engine_configurations.h",
+
+  "+WebRTC",
+  "+webrtc/api",
+  "+webrtc/modules/include",
+  "+webrtc/rtc_base",
+  "+webrtc/test",
+  "+webrtc/rtc_tools",
+]
+
+# The below rules will be removed when webrtc:4243 is fixed.
+specific_include_rules = {
+  "video_receive_stream\.h": [
+    "+webrtc/call/video_receive_stream.h",
+  ],
+  "video_send_stream\.h": [
+    "+webrtc/call/video_send_stream.h",
+  ],
+}

LICENSE

@@ -1 +1,29 @@
-Refer to webrtc/LICENSE.
+Copyright (c) 2011, The WebRTC project authors. All rights reserved.
+
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions are
+met:
+
+  * Redistributions of source code must retain the above copyright
+    notice, this list of conditions and the following disclaimer.
+
+  * Redistributions in binary form must reproduce the above copyright
+    notice, this list of conditions and the following disclaimer in
+    the documentation and/or other materials provided with the
+    distribution.
+
+  * Neither the name of Google nor the names of its contributors may
+    be used to endorse or promote products derived from this software
+    without specific prior written permission.
+
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

LICENSE_THIRD_PARTY

@@ -1 +1,458 @@
-Refer to webrtc/LICENSE_THIRD_PARTY.
+This source tree contains third party source code which is governed by third
+party licenses. Paths to the files and associated licenses are collected here.
+
+Files governed by third party licenses:
+base/base64.cc
+base/base64.h
+base/md5.cc
+base/md5.h
+base/sha1.cc
+base/sha1.h
+base/sigslot.cc
+base/sigslot.h
+common_audio/fft4g.c
+common_audio/signal_processing/spl_sqrt_floor.c
+common_audio/signal_processing/spl_sqrt_floor_arm.S
+modules/audio_coding/codecs/g711/main/source/g711.c
+modules/audio_coding/codecs/g711/main/source/g711.h
+modules/audio_coding/codecs/g722/main/source/g722_decode.c
+modules/audio_coding/codecs/g722/main/source/g722_enc_dec.h
+modules/audio_coding/codecs/g722/main/source/g722_encode.c
+modules/audio_coding/codecs/isac/main/source/fft.c
+modules/audio_device/mac/portaudio/pa_memorybarrier.h
+modules/audio_device/mac/portaudio/pa_ringbuffer.c
+modules/audio_device/mac/portaudio/pa_ringbuffer.h
+modules/audio_processing/aec/aec_rdft.c
+system_wrappers/source/condition_variable_event_win.cc
+system_wrappers/source/set_thread_name_win.h
+
+Individual licenses for each file:
+-------------------------------------------------------------------------------
+Files:
+base/base64.cc
+base/base64.h
+
+License:
+//*********************************************************************
+//* Base64 - a simple base64 encoder and decoder.
+//*
+//*     Copyright (c) 1999, Bob Withers - bwit@pobox.com
+//*
+//* This code may be freely used for any purpose, either personal
+//* or commercial, provided the authors copyright notice remains
+//* intact.
+//*
+//* Enhancements by Stanley Yamane:
+//*     o reverse lookup table for the decode function
+//*     o reserve string buffer space in advance
+//*
+//*********************************************************************
+-------------------------------------------------------------------------------
+Files:
+base/md5.cc
+base/md5.h
+
+License:
+/*
+ * This code implements the MD5 message-digest algorithm.
+ * The algorithm is due to Ron Rivest.  This code was
+ * written by Colin Plumb in 1993, no copyright is claimed.
+ * This code is in the public domain; do with it what you wish.
+ *
+-------------------------------------------------------------------------------
+Files:
+base/sha1.cc
+base/sha1.h
+
+License:
+/*
+ * SHA-1 in C
+ * By Steve Reid <sreid@sea-to-sky.net>
+ * 100% Public Domain
+ *
+ * -----------------
+ * Modified 7/98
+ * By James H. Brown <jbrown@burgoyne.com>
+ * Still 100% Public Domain
+ *
+-------------------------------------------------------------------------------
+Files:
+base/sigslot.cc
+base/sigslot.h
+
+License:
+// sigslot.h: Signal/Slot classes
+//
+// Written by Sarah Thompson (sarah@telergy.com) 2002.
+//
+// License: Public domain. You are free to use this code however you like, with
+// the proviso that the author takes on no responsibility or liability for any
+// use.
+-------------------------------------------------------------------------------
+Files:
+common_audio/signal_processing/spl_sqrt_floor.c
+common_audio/signal_processing/spl_sqrt_floor_arm.S
+
+License:
+/*
+ * Written by Wilco Dijkstra, 1996. The following email exchange establishes the
+ * license.
+ *
+ * From: Wilco Dijkstra <Wilco.Dijkstra@ntlworld.com>
+ * Date: Fri, Jun 24, 2011 at 3:20 AM
+ * Subject: Re: sqrt routine
+ * To: Kevin Ma <kma@google.com>
+ * Hi Kevin,
+ * Thanks for asking. Those routines are public domain (originally posted to
+ * comp.sys.arm a long time ago), so you can use them freely for any purpose.
+ * Cheers,
+ * Wilco
+ *
+ * ----- Original Message -----
+ * From: "Kevin Ma" <kma@google.com>
+ * To: <Wilco.Dijkstra@ntlworld.com>
+ * Sent: Thursday, June 23, 2011 11:44 PM
+ * Subject: Fwd: sqrt routine
+ * Hi Wilco,
+ * I saw your sqrt routine from several web sites, including
+ * http://www.finesse.demon.co.uk/steven/sqrt.html.
+ * Just wonder if there's any copyright information with your Successive
+ * approximation routines, or if I can freely use it for any purpose.
+ * Thanks.
+ * Kevin
+ */
+-------------------------------------------------------------------------------
+Files:
+modules/audio_coding/codecs/g711/main/source/g711.c
+modules/audio_coding/codecs/g711/main/source/g711.h
+
+License:
+/*
+ * SpanDSP - a series of DSP components for telephony
+ *
+ * g711.h - In line A-law and u-law conversion routines
+ *
+ * Written by Steve Underwood <steveu@coppice.org>
+ *
+ * Copyright (C) 2001 Steve Underwood
+ *
+ *  Despite my general liking of the GPL, I place this code in the
+ *  public domain for the benefit of all mankind - even the slimy
+ *  ones who might try to proprietize my work and use it to my
+ *  detriment.
+ */
+-------------------------------------------------------------------------------
+Files:
+modules/audio_coding/codecs/g722/main/source/g722_decode.c
+modules/audio_coding/codecs/g722/main/source/g722_enc_dec.h
+modules/audio_coding/codecs/g722/main/source/g722_encode.c
+
+License:
+/*
+ * SpanDSP - a series of DSP components for telephony
+ *
+ * g722_decode.c - The ITU G.722 codec, decode part.
+ *
+ * Written by Steve Underwood <steveu@coppice.org>
+ *
+ * Copyright (C) 2005 Steve Underwood
+ *
+ *  Despite my general liking of the GPL, I place my own contributions
+ *  to this code in the public domain for the benefit of all mankind -
+ *  even the slimy ones who might try to proprietize my work and use it
+ *  to my detriment.
+ *
+ * Based in part on a single channel G.722 codec which is:
+ *
+ * Copyright (c) CMU 1993
+ * Computer Science, Speech Group
+ * Chengxiang Lu and Alex Hauptmann
+ */
+-------------------------------------------------------------------------------
+Files:
+modules/audio_coding/codecs/isac/main/source/fft.c
+
+License:
+/*
+ * Copyright(c)1995,97 Mark Olesen <olesen@me.QueensU.CA>
+ *    Queen's Univ at Kingston (Canada)
+ *
+ * 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 "AS IS", 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.
+ */
+-------------------------------------------------------------------------------
+Files:
+modules/audio_device/mac/portaudio/pa_memorybarrier.h
+modules/audio_device/mac/portaudio/pa_ringbuffer.c
+modules/audio_device/mac/portaudio/pa_ringbuffer.h
+
+License:
+/*
+ * $Id: pa_memorybarrier.h 1240 2007-07-17 13:05:07Z bjornroche $
+ * Portable Audio I/O Library
+ * Memory barrier utilities
+ *
+ * Author: Bjorn Roche, XO Audio, LLC
+ *
+ * This program uses the PortAudio Portable Audio Library.
+ * For more information see: http://www.portaudio.com
+ * Copyright (c) 1999-2000 Ross Bencina and Phil Burk
+ *
+ * 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.
+ */
+
+/*
+ * The text above constitutes the entire PortAudio license; however,
+ * the PortAudio community also makes the following non-binding requests:
+ *
+ * Any person wishing to distribute modifications to the Software is
+ * requested to send the modifications to the original developer so that
+ * they can be incorporated into the canonical version. It is also
+ * requested that these non-binding requests be included along with the
+ * license above.
+ */
+
+/*
+ * $Id: pa_ringbuffer.c 1421 2009-11-18 16:09:05Z bjornroche $
+ * Portable Audio I/O Library
+ * Ring Buffer utility.
+ *
+ * Author: Phil Burk, http://www.softsynth.com
+ * modified for SMP safety on Mac OS X by Bjorn Roche
+ * modified for SMP safety on Linux by Leland Lucius
+ * also, allowed for const where possible
+ * modified for multiple-byte-sized data elements by Sven Fischer
+ *
+ * Note that this is safe only for a single-thread reader and a
+ * single-thread writer.
+ *
+ * This program uses the PortAudio Portable Audio Library.
+ * For more information see: http://www.portaudio.com
+ * Copyright (c) 1999-2000 Ross Bencina and Phil Burk
+ *
+ * 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.
+ */
+
+/*
+ * The text above constitutes the entire PortAudio license; however,
+ * the PortAudio community also makes the following non-binding requests:
+ *
+ * Any person wishing to distribute modifications to the Software is
+ * requested to send the modifications to the original developer so that
+ * they can be incorporated into the canonical version. It is also
+ * requested that these non-binding requests be included along with the
+ * license above.
+ */
+-------------------------------------------------------------------------------
+Files:
+common_audio/fft4g.c
+modules/audio_processing/aec/aec_rdft.c
+
+License:
+/*
+ * http://www.kurims.kyoto-u.ac.jp/~ooura/fft.html
+ * Copyright Takuya OOURA, 1996-2001
+ *
+ * You may use, copy, modify and distribute this code for any purpose (include
+ * commercial use) and without fee. Please refer to this package when you modify
+ * this code.
+ */
+-------------------------------------------------------------------------------
+Files:
+system_wrappers/source/condition_variable_event_win.cc
+
+Source:
+http://www1.cse.wustl.edu/~schmidt/ACE-copying.html
+
+License:
+Copyright and Licensing Information for ACE(TM), TAO(TM), CIAO(TM), DAnCE(TM),
+and CoSMIC(TM)
+
+ACE(TM), TAO(TM), CIAO(TM), DAnCE>(TM), and CoSMIC(TM) (henceforth referred to
+as "DOC software") are copyrighted by Douglas C. Schmidt and his research
+group at Washington University, University of California, Irvine, and
+Vanderbilt University, Copyright (c) 1993-2009, all rights reserved. Since DOC
+software is open-source, freely available software, you are free to use,
+modify, copy, and distribute--perpetually and irrevocably--the DOC software
+source code and object code produced from the source, as well as copy and
+distribute modified versions of this software. You must, however, include this
+copyright statement along with any code built using DOC software that you
+release. No copyright statement needs to be provided if you just ship binary
+executables of your software products.
+You can use DOC software in commercial and/or binary software releases and are
+under no obligation to redistribute any of your source code that is built
+using DOC software. Note, however, that you may not misappropriate the DOC
+software code, such as copyrighting it yourself or claiming authorship of the
+DOC software code, in a way that will prevent DOC software from being
+distributed freely using an open-source development model. You needn't inform
+anyone that you're using DOC software in your software, though we encourage
+you to let us know so we can promote your project in the DOC software success
+stories.
+
+The ACE, TAO, CIAO, DAnCE, and CoSMIC web sites are maintained by the DOC
+Group at the Institute for Software Integrated Systems (ISIS) and the Center
+for Distributed Object Computing of Washington University, St. Louis for the
+development of open-source software as part of the open-source software
+community. Submissions are provided by the submitter ``as is'' with no
+warranties whatsoever, including any warranty of merchantability,
+noninfringement of third party intellectual property, or fitness for any
+particular purpose. In no event shall the submitter be liable for any direct,
+indirect, special, exemplary, punitive, or consequential damages, including
+without limitation, lost profits, even if advised of the possibility of such
+damages. Likewise, DOC software is provided as is with no warranties of any
+kind, including the warranties of design, merchantability, and fitness for a
+particular purpose, noninfringement, or arising from a course of dealing,
+usage or trade practice. Washington University, UC Irvine, Vanderbilt
+University, their employees, and students shall have no liability with respect
+to the infringement of copyrights, trade secrets or any patents by DOC
+software or any part thereof. Moreover, in no event will Washington
+University, UC Irvine, or Vanderbilt University, their employees, or students
+be liable for any lost revenue or profits or other special, indirect and
+consequential damages.
+
+DOC software is provided with no support and without any obligation on the
+part of Washington University, UC Irvine, Vanderbilt University, their
+employees, or students to assist in its use, correction, modification, or
+enhancement. A number of companies around the world provide commercial support
+for DOC software, however. DOC software is Y2K-compliant, as long as the
+underlying OS platform is Y2K-compliant. Likewise, DOC software is compliant
+with the new US daylight savings rule passed by Congress as "The Energy Policy
+Act of 2005," which established new daylight savings times (DST) rules for the
+United States that expand DST as of March 2007. Since DOC software obtains
+time/date and calendaring information from operating systems users will not be
+affected by the new DST rules as long as they upgrade their operating systems
+accordingly.
+
+The names ACE(TM), TAO(TM), CIAO(TM), DAnCE(TM), CoSMIC(TM), Washington
+University, UC Irvine, and Vanderbilt University, may not be used to endorse
+or promote products or services derived from this source without express
+written permission from Washington University, UC Irvine, or Vanderbilt
+University. This license grants no permission to call products or services
+derived from this source ACE(TM), TAO(TM), CIAO(TM), DAnCE(TM), or CoSMIC(TM),
+nor does it grant permission for the name Washington University, UC Irvine, or
+Vanderbilt University to appear in their names.
+-------------------------------------------------------------------------------
+Files:
+system_wrappers/source/set_thread_name_win.h
+
+Source:
+http://msdn.microsoft.com/en-us/cc300389.aspx#P
+
+License:
+This license governs use of code marked as “sample” or “example” available on
+this web site without a license agreement, as provided under the section above
+titled “NOTICE SPECIFIC TO SOFTWARE AVAILABLE ON THIS WEB SITE.” If you use
+such code (the “software”), you accept this license. If you do not accept the
+license, do not use the software.
+
+1. Definitions
+
+The terms “reproduce,” “reproduction,” “derivative works,” and “distribution”
+have the same meaning here as under U.S. copyright law.
+
+A “contribution” is the original software, or any additions or changes to the
+software.
+
+A “contributor” is any person that distributes its contribution under this
+license.
+
+“Licensed patents” are a contributor’s patent claims that read directly on its
+contribution.
+
+2. Grant of Rights
+
+(A) Copyright Grant - Subject to the terms of this license, including the
+license conditions and limitations in section 3, each contributor grants you a
+non-exclusive, worldwide, royalty-free copyright license to reproduce its
+contribution, prepare derivative works of its contribution, and distribute its
+contribution or any derivative works that you create.
+
+(B) Patent Grant - Subject to the terms of this license, including the license
+conditions and limitations in section 3, each contributor grants you a
+non-exclusive, worldwide, royalty-free license under its licensed patents to
+make, have made, use, sell, offer for sale, import, and/or otherwise dispose
+of its contribution in the software or derivative works of the contribution in
+the software.
+
+3. Conditions and Limitations
+
+(A) No Trademark License- This license does not grant you rights to use any
+contributors’ name, logo, or trademarks.
+
+(B) If you bring a patent claim against any contributor over patents that you
+claim are infringed by the software, your patent license from such contributor
+to the software ends automatically.
+
+(C) If you distribute any portion of the software, you must retain all
+copyright, patent, trademark, and attribution notices that are present in the
+software.
+
+(D) If you distribute any portion of the software in source code form, you may
+do so only under this license by including a complete copy of this license
+with your distribution. If you distribute any portion of the software in
+compiled or object code form, you may only do so under a license that complies
+with this license.
+
+(E) The software is licensed “as-is.” You bear the risk of using it. The
+contributors give no express warranties, guarantees or conditions. You may
+have additional consumer rights under your local laws which this license
+cannot change. To the extent permitted under your local laws, the contributors
+exclude the implied warranties of merchantability, fitness for a particular
+purpose and non-infringement.
+
+(F) Platform Limitation - The licenses granted in sections 2(A) and 2(B)
+extend only to the software or derivative works that you create that run on a
+Microsoft Windows operating system product.
+

OWNERS

@@ -2,16 +2,16 @@ henrika@webrtc.org
 kwiberg@webrtc.org
 mflodman@webrtc.org
 niklas.enbom@webrtc.org
+stefan@webrtc.org
 tina.legrand@webrtc.org
 tommi@webrtc.org
 per-file .gitignore=*
 per-file .gn=kjellander@webrtc.org
+per-file *.gn=kjellander@webrtc.org
+per-file *.gni=kjellander@webrtc.org
 per-file *.py=kjellander@webrtc.org
-per-file .vpython=kjellander@webrtc.org
 per-file AUTHORS=*
 per-file BUILD.gn=kjellander@webrtc.org
 per-file DEPS=*
 per-file pylintrc=kjellander@webrtc.org
 per-file WATCHLISTS=*
-per-file style-guide.md=danilchap@webrtc.org
-per-file style-guide.md=kwiberg@webrtc.org

PATENTS

@@ -1 +1,24 @@
-Refer to webrtc/PATENTS.
+Additional IP Rights Grant (Patents)
+
+"This implementation" 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.