iOS HW H264 support.

webrtc/modules/video_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/webrtc.gni")
 
@@ skipping 63 matching lines @@
   }
 
   if (is_clang) {
     # Suppress warnings from Chrome's Clang plugins.
     # See http://code.google.com/p/webrtc/issues/detail?id=163 for details.
     configs -= [ "//build/config/clang:find_bad_constructs" ]
   }
 
   deps = [
     ":video_coding_utility",
+    ":webrtc_h264",
     ":webrtc_i420",
     ":webrtc_vp8",
     ":webrtc_vp9",
     "../..:webrtc_common",
     "../../common_video",
     "../../system_wrappers",
   ]
 }
 
 source_set("video_coding_utility") {
@@ skipping 14 matching lines @@
     # Suppress warnings from Chrome's Clang plugins.
     # See http://code.google.com/p/webrtc/issues/detail?id=163 for details.
     configs -= [ "//build/config/clang:find_bad_constructs" ]
   }
 
   deps = [
     "../../system_wrappers",
   ]
 }
 
+source_set("webrtc_h264") {
+  sources = [
+    "codecs/h264/h264.cc",
+    "codecs/h264/include/h264.h",
+  ]
+
+  configs += [ "../..:common_config" ]
+  public_configs = [ "../..:common_inherited_config" ]
+
+  if (is_clang) {
+    # Suppress warnings from Chrome's Clang plugins.
+    # See http://code.google.com/p/webrtc/issues/detail?id=163 for details.
+    configs -= [ "//build/config/clang:find_bad_constructs" ]
+  }
+
+  deps = [
+    "../../system_wrappers",

[kjellander_webrtc, 2015/06/25 07:16:03]

nit: I prefer single-item lists on one line (recommended but not enforced in the
styleguide).

[tkchin_webrtc, 2015/06/25 18:13:54]

presubmit complained and made me run:
gn format --in-place webrtc/modules/video_coding/BUILD.gn
which reformats it to be multi-line.

+  ]
+}
+
+# TODO(tkchin): Source set for webrtc_h264_video_toolbox. Currently not
+# possible to add, see https://crbug.com/297668.
+
 source_set("webrtc_i420") {
   sources = [
     "codecs/i420/main/interface/i420.h",
     "codecs/i420/main/source/i420.cc",
   ]
 
   configs += [ "../..:common_config" ]
   public_configs = [ "../..:common_inherited_config" ]
 
   if (is_clang) {
@@ skipping 80 matching lines @@
 
   deps = [
     ":video_coding_utility",
     "../../common_video",
     "../../system_wrappers",
   ]
   if (rtc_build_libvpx) {
     deps += [ rtc_libvpx_dir ]
   }
 }