Add BUILD.gn for //media/ffmpeg

media/BUILD.gn

Index: media/BUILD.gn
diff --git a/media/BUILD.gn b/media/BUILD.gn
index 11a48e1dd104b70c935e9f1f864a7883734b489c..0d152cfcb72107055e3efc54bbabe07c29e90ee5 100644
--- a/media/BUILD.gn
+++ b/media/BUILD.gn
@@ -98,7 +98,6 @@ component("media") {
     "cdm/player_tracker_impl.h",
     "cdm/supported_cdm_versions.cc",
     "cdm/supported_cdm_versions.h",
-    "ffmpeg/ffmpeg_deleters.h",
     "filters/audio_clock.cc",
     "filters/audio_clock.h",
     "filters/audio_renderer_algorithm.cc",
@@ -244,10 +243,11 @@ component("media") {
 
   include_dirs = [ "." ]
   if (media_use_ffmpeg) {
-    deps += [ "//third_party/ffmpeg" ]
+    deps += [
+      "//media/ffmpeg",
+      "//third_party/ffmpeg",
+    ]
     sources += [
-      "ffmpeg/ffmpeg_common.cc",
-      "ffmpeg/ffmpeg_common.h",
       "filters/audio_file_reader.cc",
       "filters/audio_file_reader.h",
       "filters/blocking_url_protocol.cc",
@@ -566,6 +566,7 @@ test("media_unittests") {
   configs += [ "//build/config/compiler:no_size_t_to_int_warning" ]
 
   deps = [
+    ":cdm_api",
     ":media",
     ":test_support",
     "//base/test:test_support",
@@ -576,6 +577,7 @@ test("media_unittests") {
     "//media/base:test_support",
     "//media/base:unittests",
     "//media/capture:unittests",
+    "//media/ffmpeg",
     "//media/test:pipeline_integration_tests",
     "//skia",  # Direct dependency required to inherit config.
     "//testing/gmock",
@@ -609,8 +611,8 @@ test("media_unittests") {
   }
 
   if (media_use_ffmpeg) {
+    deps += [ "//media/ffmpeg:ffmpeg_unittests" ]
     sources += [
-      "ffmpeg/ffmpeg_common_unittest.cc",
       "filters/audio_decoder_unittest.cc",
       "filters/audio_file_reader_unittest.cc",
       "filters/blocking_url_protocol_unittest.cc",
@@ -721,6 +723,7 @@ test("audio_unittests") {
     ":test_support",
     "//base/test:test_support",
     "//media/audio:unittests",
+    "//media/base:test_support",
     "//ui/gfx:test_support",
   ]
 }
@@ -744,6 +747,7 @@ source_set("test_support") {
     "//skia",
     "//testing/gmock",
     "//testing/gtest",
+    "//ui/gfx",
   ]
 }
 
@@ -762,6 +766,7 @@ component("shared_memory_support") {
     "base/media_export.h",
     "base/vector_math.cc",
     "base/vector_math.h",
+    "base/vector_math_testing.h",
   ]
   configs += [
     ":media_config",
@@ -779,7 +784,6 @@ if (media_use_ffmpeg && !is_android) {
   test("ffmpeg_regression_tests") {
     sources = [
       "base/run_all_unittests.cc",
-      "ffmpeg/ffmpeg_regression_tests.cc",
     ]
 
     configs += [ "//media:media_config" ]
@@ -790,10 +794,10 @@ if (media_use_ffmpeg && !is_android) {
       "//media:test_support",
       "//media/audio:test_support",
       "//media/base:test_support",
+      "//media/ffmpeg:ffmpeg_regressiontests",
       "//media/test:pipeline_integration_tests",
       "//testing/gmock",
       "//testing/gtest",
-      "//third_party/ffmpeg",
       "//ui/gfx:test_support",
       "//ui/gfx/geometry",
     ]