iSAC: Make separate AudioEncoder and AudioDecoder objects

webrtc/modules/audio_coding/BUILD.gn

 # Copyright (c) 2014 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.
 
 import("//build/config/arm.gni")
 import("../../build/webrtc.gni")
@@ skipping 362 matching lines @@
     "../..:common_inherited_config",
     ":ilbc_config",
   ]
 
   deps = [
     "../../common_audio",
     ":audio_encoder_interface",
   ]
 }
 
+source_set("isac_common") {
+  sources = [
+    "codecs/isac/audio_encoder_isac_t.h",
+    "codecs/isac/audio_encoder_isac_t_impl.h",
+    "codecs/isac/locked_bandwidth_info.cc",
+    "codecs/isac/locked_bandwidth_info.h",
+  ]
+}
+
 config("isac_config") {
   include_dirs = [
     "../../..",
     "codecs/isac/main/interface",
   ]
 }
 
 source_set("isac") {
   sources = [
-    "codecs/isac/audio_encoder_isac_t.h",
-    "codecs/isac/audio_encoder_isac_t_impl.h",
     "codecs/isac/main/interface/audio_encoder_isac.h",
     "codecs/isac/main/interface/isac.h",
     "codecs/isac/main/source/arith_routines.c",
     "codecs/isac/main/source/arith_routines.h",
     "codecs/isac/main/source/arith_routines_hist.c",
     "codecs/isac/main/source/arith_routines_logist.c",
     "codecs/isac/main/source/audio_encoder_isac.cc",
     "codecs/isac/main/source/bandwidth_estimator.c",
     "codecs/isac/main/source/bandwidth_estimator.h",
     "codecs/isac/main/source/codec.h",
@@ skipping 47 matching lines @@
   configs += [ "../..:common_config" ]
 
   public_configs = [
     "../..:common_inherited_config",
     ":isac_config",
   ]
 
   deps = [
     ":audio_decoder_interface",
     ":audio_encoder_interface",
+    ":isac_common",
     "../../common_audio",
   ]
 }
 
 config("isac_fix_config") {
   include_dirs = [
     "../../..",
     "codecs/isac/fix/interface",
   ]
 }
 
 source_set("isac_fix") {
   sources = [
-    "codecs/isac/audio_encoder_isac_t.h",
-    "codecs/isac/audio_encoder_isac_t_impl.h",
     "codecs/isac/fix/interface/audio_encoder_isacfix.h",
     "codecs/isac/fix/interface/isacfix.h",
     "codecs/isac/fix/source/arith_routines.c",
     "codecs/isac/fix/source/arith_routines_hist.c",
     "codecs/isac/fix/source/arith_routines_logist.c",
     "codecs/isac/fix/source/arith_routins.h",
     "codecs/isac/fix/source/audio_encoder_isacfix.cc",
     "codecs/isac/fix/source/bandwidth_estimator.c",
     "codecs/isac/fix/source/bandwidth_estimator.h",
     "codecs/isac/fix/source/codec.h",
@@ skipping 40 matching lines @@
 
   configs += [ "../..:common_config" ]
 
   public_configs = [
     "../..:common_inherited_config",
     ":isac_fix_config",
   ]
 
   deps = [
     ":audio_encoder_interface",
+    ":isac_common",
     "../../common_audio",
     "../../system_wrappers",
   ]
 
   if (rtc_build_with_neon) {
     deps += [ ":isac_neon" ]
   }
 
   if (current_cpu == "arm" && arm_version >= 7) {
     sources += [
@@ skipping 221 matching lines @@
     "../../system_wrappers",
   ]
 
   defines = []
 
   if (rtc_include_opus) {
     defines += [ "WEBRTC_CODEC_OPUS" ]
     deps += [ ":webrtc_opus" ]
   }
 }