feat: CMake port media/origin (#1145)

Issue #1047 (CMake porting)

packager/media/CMakeLists.txt

@@ -6,4 +6,5 @@
 
 # Subdirectories with their own CMakeLists.txt, all of whose targets are built.
 add_subdirectory(base)
+add_subdirectory(origin)
 add_subdirectory(test)

packager/media/origin/CMakeLists.txt

@@ -0,0 +1,12 @@
+# Copyright 2022 Google LLC. All rights reserved.
+#
+# Use of this source code is governed by a BSD-style
+# license that can be found in the LICENSE file or at
+# https://developers.google.com/open-source/licenses/bsd
+
+add_library(media_origin STATIC
+    origin_handler.cc)
+
+target_link_libraries(media_origin
+    status
+    glog)

packager/media/origin/origin.gyp

@@ -1,24 +0,0 @@
-# Copyright 2017 Google LLC. All rights reserved.
-#
-# Use of this source code is governed by a BSD-style
-# license that can be found in the LICENSE file or at
-# https://developers.google.com/open-source/licenses/bsd
-
-{
-  'variables': {
-    'shaka_code': 1,
-  },
-  'targets': [
-    {
-      'target_name': 'origin',
-      'type': '<(component)',
-      'sources': [
-        'origin_handler.cc',
-        'origin_handler.h',
-      ],
-      'dependencies': [
-        '../base/media_base.gyp:media_base',
-      ],
-    },
-  ],
-}

packager/media/origin/origin_handler.cc

@@ -6,12 +6,14 @@
 
 #include "packager/media/origin/origin_handler.h"
 
+#include "packager/status/status.h"
+
 namespace shaka {
 namespace media {
 
 // Origin handlers are always at the start of a pipeline (chain or handlers)
 // and therefore should never receive input via |Process|.
-Status OriginHandler::Process(std::unique_ptr<StreamData> stream_data) {
+Status OriginHandler::Process(std::unique_ptr<StreamData> /* ignored */) {
   return Status(error::INTERNAL_ERROR,
                 "An origin handlers should never be a downstream handler.");
 }