Adding third_party/openh264/src, build files and unittests

third_party/openh264/openh264.gyp

+# Copyright 2015 The Chromium Authors. All rights reserved.
+# Use of this source code is governed by a BSD-style license that can be
+# found in the LICENSE file.
+
+{
+  'conditions': [
+    ['build_openh264==1', {
+      # === Building with OpenH264 ===
+      'includes': [
+        'openh264.gypi',
+      ],
+      # Default dependencies and defines.
+      'variables': {
+        'openh264_common_dependencies': [
+        ],
+        'openh264_defines': [
+          # This is supposed to be defined in version.h but isn't for some
+          # targets (win_chromium_compile_dbg_ng trybot). It's only used for
+          # debug printing so we fix this issue by give it a default value.
+          'VERSION_NUMBER="openh264 v.?.?"',
+        ],
+      },
+      # Target-specific dependencies and defines.
+      'conditions': [
+        ['OS=="linux"', {}],
+        ['OS=="mac"', {}],
+        ['OS=="ios"', {}],
+        ['OS=="win"', {}],
+        ['OS=="android"', {
+          'variables': {
+            'openh264_common_dependencies': [
+              # Defines "android_get/setCpu..." functions. The original OpenH264
+              # build files replaces these using macros for "wels_..." versions
+              # of the same functions. We do not have access to these and use
+              # the <cpu-features.h> ones instead.
+              '<(DEPTH)/build/android/ndk.gyp:cpu_features',
+            ],
+            'openh264_defines': [
+              'ANDROID_NDK',
+            ],
+          },
+        }],
+      ],
+      'targets': [
+        {
+          'target_name': 'openh264_common',
+          'type': 'static_library',
+          'dependencies': [
+            '<@(openh264_common_dependencies)',
+          ],
+          'defines': [
+            '<@(openh264_defines)',
+          ],
+          'cflags': [ '-Wno-unused-value', '-fvisibility=default', ],
+          'cflags!': [ '-Wheader-hygiene', ],
+          'xcode_settings': {
+            'WARNING_CFLAGS': [ '-Wno-unused-value', '-fvisibility=default' ],
+            'WARNING_CFLAGS!': [ '-Wheader-hygiene', ],
+          },
+          'include_dirs': [
+            'src/codec/api/svc',
+            'src/codec/common/inc',
+            'src/codec/common/src',
+          ],
+          'sources': [
+            '<@(openh264_common_sources)',
+          ],
+        },
+        {
+          'target_name': 'openh264_processing',
+          'type': 'static_library',
+          'dependencies': [
+            'openh264_common',
+          ],
+          'defines': [
+            '<@(openh264_defines)',
+          ],
+          'cflags': [ '-Wno-unused-value', '-fvisibility=default', ],
+          'cflags!': [ '-Wheader-hygiene', ],
+          'xcode_settings': {
+            'WARNING_CFLAGS': [ '-Wno-unused-value', '-fvisibility=default' ],
+            'WARNING_CFLAGS!': [ '-Wheader-hygiene', ],
+          },
+          'include_dirs': [
+            'src/codec/api/svc',
+            'src/codec/common/inc',
+            'src/codec/common/src',
+            'src/codec/processing/interface',
+            'src/codec/processing/interface/',
+            'src/codec/processing/src/adaptivequantization',
+            'src/codec/processing/src/backgrounddetection',
+            'src/codec/processing/src/common',
+            'src/codec/processing/src/complexityanalysis',
+            'src/codec/processing/src/denoise',
+            'src/codec/processing/src/downsample',
+            'src/codec/processing/src/imagerotate',
+            'src/codec/processing/src/scenechangedetection',
+            'src/codec/processing/src/scrolldetection',
+            'src/codec/processing/src/vaacalc',
+          ],
+          'sources': [
+            '<@(openh264_processing_sources)',
+          ],
+        },
+        {
+          'target_name': 'openh264_encoder',
+          'type': 'static_library',
+          'dependencies': [
+            'openh264_common',
+            'openh264_processing',
+          ],
+          'defines': [
+            '<@(openh264_defines)',
+          ],
+          'cflags': [ '-Wno-unused-value', '-fvisibility=default', ],
+          'cflags!': [ '-Wheader-hygiene', ],
+          'xcode_settings': {
+            'WARNING_CFLAGS': [ '-Wno-unused-value', '-fvisibility=default' ],
+            'WARNING_CFLAGS!': [ '-Wheader-hygiene', ],
+          },
+          'include_dirs': [
+            'src/codec/api/svc',
+            'src/codec/common/inc',
+            'src/codec/common/src',
+            'src/codec/encoder/core/inc',
+            'src/codec/encoder/core/src',
+            'src/codec/encoder/plus/inc',
+            'src/codec/encoder/plus/src',
+            'src/codec/processing/interface/',
+          ],
+          'sources': [
+            '<@(openh264_encoder_sources)',
+          ],
+        },
+        {
+          'target_name': 'openh264_decoder',
+          'type': 'static_library',
+          'dependencies': [
+            'openh264_common',
+            'openh264_processing',
+          ],
+          'defines': [
+            '<@(openh264_defines)',
+            # Disables decoder_core.cpp debug prints.
+            'CODEC_FOR_TESTBED',
+          ],
+          'cflags': [ '-Wno-unused-value', '-fvisibility=default', ],
+          'cflags!': [ '-Wheader-hygiene', ],
+          'xcode_settings': {
+            'WARNING_CFLAGS': [ '-Wno-unused-value', '-fvisibility=default' ],
+            'WARNING_CFLAGS!': [ '-Wheader-hygiene', ],
+          },
+          'include_dirs': [
+            'src/codec/api/svc',
+            'src/codec/common/inc',
+            'src/codec/common/src',
+            'src/codec/decoder/core/inc',
+            'src/codec/decoder/core/src',
+            'src/codec/decoder/plus/inc',
+            'src/codec/decoder/plus/src',
+            'src/codec/processing/interface/',
+          ],
+          'sources': [
+            '<@(openh264_decoder_sources)',
+          ],
+        },
+      ],
+    },{
+      # Building without OpenH264. Defining a dummy target because every build
+      # file needs to have at least one target.
+      'targets': [
+        {
+          'target_name': 'openh264_dummy_target',
+          'type': 'none',
+        }
+      ],
+    }],
+  ],
+}