(WIP) Make C24 ATV media stack build in C25

b/327287075

Change-Id: Id64c88979358090596ad5684c7c667382b666184

starboard/android/shared/BUILD.gn

@@ -454,6 +454,7 @@ static_library("starboard_platform") {
   public_deps = [
     ":game_activity_sources",
     ":starboard_base_symbolize",
+    "//starboard/android/shared/media_2500:media_2500",
     "//starboard/common",
     "//starboard/shared/starboard/media:media_util",
     "//starboard/shared/starboard/player/filter:filter_based_player_sources",

starboard/tools/media/find_dependency.py

@@ -0,0 +1,68 @@
+#!/usr/bin/env python3
+# Copyright 2024 The Cobalt Authors. All Rights Reserved.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+'''Create a snapshot of an Starboard Android TV implementation under
+   'starboard/android/shared/media_<version>/'.  This helps with running
+   multiple Starboard media implementations side by side.'''
+
+import gn_utils
+import os
+import source_utils
+import utils
+
+_GN_TARGETS = [
+    '//starboard/common:common',
+    '//starboard/android/shared:starboard_platform',
+    '//starboard/shared/starboard/media:media_util',
+    '//starboard/shared/starboard/player/filter:filter_based_player_sources',
+]
+
+
+def find_inbound_dependencies(project_root_dir, ninja_output_pathname):
+  project_root_dir = os.path.abspath(os.path.expanduser(project_root_dir))
+  assert os.path.isdir(project_root_dir)
+  assert os.path.isdir(os.path.join(project_root_dir, ninja_output_pathname))
+
+  source_files = []
+
+  for target in _GN_TARGETS:
+    source_files += gn_utils.get_source_pathnames(project_root_dir,
+                                                  ninja_output_pathname, target)
+
+  source_files.sort()
+
+  non_media_files = [f for f in source_files if not utils.is_media_file(f)]
+
+  inbound_dependencies = {}
+
+  for file in non_media_files:
+    with open(file, encoding='utf-8') as f:
+      content = f.read()
+
+    headers = source_utils.extract_project_includes(content)
+    for header in headers:
+      if utils.is_media_file(header):
+        if header in inbound_dependencies:
+          inbound_dependencies[header].append(file)
+        else:
+          inbound_dependencies[header] = [file]
+
+  for header, sources in inbound_dependencies.items():
+    print(header)
+    for source in sources:
+      print(' ', source)
+    print()
+
+
+find_inbound_dependencies('~/cobalt', 'out/android-arm_devel')

starboard/tools/media/gn_utils.py

@@ -0,0 +1,166 @@
+#!/usr/bin/env python3
+# Copyright 2024 The Cobalt Authors. All Rights Reserved.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+'''Utility to work with gn.'''
+
+from datetime import datetime
+from textwrap import dedent
+
+import os
+import subprocess
+
+_COPYRIGHT_HEADER = '''\
+  # Copyright {0} The Cobalt Authors. All Rights Reserved.
+  #
+  # Licensed under the Apache License, Version 2.0 (the "License");
+  # you may not use this file except in compliance with the License.
+  # You may obtain a copy of the License at
+  #
+  #     http://www.apache.org/licenses/LICENSE-2.0
+  #
+  # Unless required by applicable law or agreed to in writing, software
+  # distributed under the License is distributed on an "AS IS" BASIS,
+  # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+  # See the License for the specific language governing permissions and
+  # limitations under the License.
+  '''
+
+_GN_CONTENT = '''##########################################################
+# Configuration to extract GameActivity native files.
+##########################################################
+
+game_activity_aar_file = "//starboard/android/apk/app/src/main/java/dev/cobalt/libraries/game_activity/games-activity-2.0.2.aar"
+
+game_activity_source_files = [
+  "$target_gen_dir/game_activity/prefab/modules/game-activity/include/game-activity/GameActivity.cpp",
+  "$target_gen_dir/game_activity/prefab/modules/game-activity/include/game-activity/GameActivity.h",
+  "$target_gen_dir/game_activity/prefab/modules/game-activity/include/game-activity/GameActivityEvents.cpp",
+  "$target_gen_dir/game_activity/prefab/modules/game-activity/include/game-activity/GameActivityEvents.h",
+  "$target_gen_dir/game_activity/prefab/modules/game-activity/include/game-activity/GameActivityLog.h",
+  "$target_gen_dir/game_activity/prefab/modules/game-activity/include/game-text-input/gamecommon.h",
+  "$target_gen_dir/game_activity/prefab/modules/game-activity/include/game-text-input/gametextinput.cpp",
+  "$target_gen_dir/game_activity/prefab/modules/game-activity/include/game-text-input/gametextinput.h",
+]
+
+game_activity_include_dirs =
+  [ "$target_gen_dir/game_activity/prefab/modules/game-activity/include" ]
+
+action("game_activity_sources") {{
+  script = "//starboard/tools/unzip_file.py"
+  sources = [ game_activity_aar_file ]
+  outputs = game_activity_source_files
+  args = [
+    "--zip_file",
+    rebase_path(game_activity_aar_file, root_build_dir),
+    "--output_dir",
+    rebase_path(target_gen_dir, root_build_dir) + "/game_activity",
+  ]
+}}
+
+static_library("{0}") {{
+  check_includes = false
+
+  sources = [
+    {1}
+  ]
+
+  configs += [ "//starboard/build/config:starboard_implementation" ]
+
+  include_dirs = game_activity_include_dirs
+
+  public_deps = [
+    ":game_activity_sources",
+    "//starboard/common",
+  ]
+  deps = [
+    "//third_party/opus",
+  ]
+}}
+'''
+
+
+def _get_copyright_header():
+  return dedent(_COPYRIGHT_HEADER).format(datetime.now().year)
+
+
+def create_gn_file(project_root_dir, gn_pathname, library_name, file_pathnames):
+  abs_project_root_dir = os.path.abspath(project_root_dir)
+  abs_gn_pathname = os.path.abspath(gn_pathname)
+
+  # The gn file should reside in the project dir.
+  assert abs_gn_pathname.find(abs_project_root_dir) == 0
+
+  source_list = []
+
+  for file_pathname in file_pathnames:
+    abs_file_pathname = os.path.abspath(file_pathname)
+    # The file should reside in the directory containing the gn file.
+    assert abs_file_pathname.find(os.path.dirname(abs_gn_pathname)) == 0
+    rel_file_pathname = os.path.relpath(abs_file_pathname, abs_project_root_dir)
+    source_list.append('\"//' + rel_file_pathname + '",')
+
+  source_list.sort()
+
+  with open(abs_gn_pathname, 'w+', encoding='utf-8') as f:
+    f.write(_get_copyright_header() + '\n' +
+            _GN_CONTENT.format(library_name, '\n    '.join(source_list)))
+
+
+def _get_full_pathname(project_root_dir, pathname_in_gn_format):
+  ''' Transform a pathname in gn format to unix format
+
+      project_root_dir: The project root directory in unix format, e.g.
+                        '/home/.../cobalt'
+      pathname_in_gn_format: A pathname in gn format, e.g. '//starboard/media.h'
+      return: the full path name as '/home/.../cobalt/starboard/media.h'
+  '''
+  assert pathname_in_gn_format.find('//') == 0
+  pathname_in_gn_format = pathname_in_gn_format[2:]
+  pathname = os.path.join(project_root_dir, pathname_in_gn_format)
+  if pathname.find('game-activity') < 0:
+    assert os.path.isfile(pathname), pathname
+  return pathname
+
+
+def get_source_pathnames(project_root_dir, ninja_root_dir, target_name):
+  ''' Return a list of source files built for a particular ninja target
+
+      project_root_dir: The project root directory, e.g. '/home/.../cobalt'
+      ninja_root_dir: The output directory, e.g. 'out/android-arm'
+      target_name: The name of the ninja target, e.g. '//cobalt/base:base'.
+  '''
+  saved_python_path = os.environ['PYTHONPATH']
+  os.environ['PYTHONPATH'] = os.path.abspath(
+      project_root_dir) + ':' + os.environ['PYTHONPATH']
+  gn_desc = subprocess.check_output(['gn', 'desc', ninja_root_dir, target_name],
+                                    cwd=project_root_dir).decode('utf-8')
+  os.environ['PYTHONPATH'] = saved_python_path
+
+  # gn_desc is in format:
+  # ...
+  # sources
+  #   //path/name1
+  #   //path/name2
+  # <empty line>
+  # ...
+  lines = gn_desc.split('\n')
+  sources_index = lines.index('sources')
+  assert sources_index >= 0
+  sources_index += 1
+  sources = []
+  while sources_index < len(lines) and lines[sources_index]:
+    sources.append(
+        _get_full_pathname(project_root_dir, lines[sources_index].strip()))
+    sources_index += 1
+  return sources