Support HLS MPEG2 TS with SAMPLE-AES encryption.

media/BUILD.gn

 # Copyright 2014 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.
 
 import("//build/buildflag_header.gni")
 import("//build/config/android/config.gni")
 import("//build/config/arm.gni")
 import("//build/config/features.gni")
 import("//build/config/linux/pkg_config.gni")
 import("//build/config/ui.gni")
 import("//media/media_options.gni")
 import("//ppapi/features/features.gni")
 import("//testing/libfuzzer/fuzzer_test.gni")
 import("//testing/test.gni")
 import("//third_party/ffmpeg/ffmpeg_options.gni")
 
 buildflag_header("media_features") {
   header = "media_features.h"
 
   flags = [
     "ENABLE_AC3_EAC3_AUDIO_DEMUXING=$enable_ac3_eac3_audio_demuxing",
     "ENABLE_CBCS_ENCRYPTION_SCHEME=$enable_cbcs_encryption_scheme",
     "ENABLE_HEVC_DEMUXING=$enable_hevc_demuxing",
+    "ENABLE_HLS_SAMPLE_AES=$enable_hls_sample_aes",
     "ENABLE_MSE_MPEG2TS_STREAM_PARSER=$enable_mse_mpeg2ts_stream_parser",
     "ENABLE_MEDIA_REMOTING=$enable_media_remoting",
     "ENABLE_WEBRTC=$enable_webrtc",
   ]
 }
 
 if (proprietary_codecs && media_use_ffmpeg) {
   assert(
       ffmpeg_branding != "Chromium",
       "proprietary codecs and ffmpeg_branding set to Chromium are incompatible")
@@ skipping 393 matching lines @@
       "formats/mpeg/adts_constants.h",
       "formats/mpeg/adts_stream_parser.cc",
       "formats/mpeg/adts_stream_parser.h",
       "formats/mpeg/mpeg1_audio_stream_parser.cc",
       "formats/mpeg/mpeg1_audio_stream_parser.h",
       "formats/mpeg/mpeg_audio_stream_parser_base.cc",
       "formats/mpeg/mpeg_audio_stream_parser_base.h",
     ]
     if (enable_mse_mpeg2ts_stream_parser) {
       sources += [
+        "formats/mp2t/descriptors.cc",
+        "formats/mp2t/descriptors.h",
         "formats/mp2t/es_adapter_video.cc",
         "formats/mp2t/es_adapter_video.h",
         "formats/mp2t/es_parser.cc",
         "formats/mp2t/es_parser.h",
         "formats/mp2t/es_parser_adts.cc",
         "formats/mp2t/es_parser_adts.h",
         "formats/mp2t/es_parser_h264.cc",
         "formats/mp2t/es_parser_h264.h",
         "formats/mp2t/es_parser_mpeg1audio.cc",
         "formats/mp2t/es_parser_mpeg1audio.h",
         "formats/mp2t/mp2t_common.h",
         "formats/mp2t/mp2t_stream_parser.cc",
         "formats/mp2t/mp2t_stream_parser.h",
         "formats/mp2t/timestamp_unroller.cc",
         "formats/mp2t/timestamp_unroller.h",
         "formats/mp2t/ts_packet.cc",
         "formats/mp2t/ts_packet.h",
         "formats/mp2t/ts_section.h",
         "formats/mp2t/ts_section_pat.cc",
         "formats/mp2t/ts_section_pat.h",
         "formats/mp2t/ts_section_pes.cc",
         "formats/mp2t/ts_section_pes.h",
         "formats/mp2t/ts_section_pmt.cc",
         "formats/mp2t/ts_section_pmt.h",
         "formats/mp2t/ts_section_psi.cc",
         "formats/mp2t/ts_section_psi.h",
       ]
+      if (enable_hls_sample_aes) {
+        sources += [
+          "formats/mp2t/ts_section_cat.cc",
+          "formats/mp2t/ts_section_cat.h",
+          "formats/mp2t/ts_section_cets_ecm.cc",
+          "formats/mp2t/ts_section_cets_ecm.h",
+          "formats/mp2t/ts_section_cets_pssh.cc",
+          "formats/mp2t/ts_section_cets_pssh.h",
+        ]
+      }
     }
   }
 
   if (use_low_memory_buffer) {
     sources += [
       "filters/source_buffer_platform.h",
       "filters/source_buffer_platform_lowmem.cc",
     ]
   } else {
     sources += [
@@ skipping 119 matching lines @@
   # TODO(wolenetz): Fix size_t to int truncation in win64.
   # See http://crbug.com/171009
   configs += [ "//build/config/compiler:no_size_t_to_int_warning" ]
 
   deps = [
     ":cdm_api",
     ":cdm_paths",
     ":media",
     ":test_support",
     "//base/test:test_support",
+    "//crypto",
     "//gpu:test_support",
     "//gpu/command_buffer/common",
     "//media/audio:test_support",
     "//media/base:test_support",
     "//ppapi/features",
     "//skia",  # Direct dependency required to inherit config.
     "//testing/gmock",
     "//testing/gtest",
     "//third_party/libwebm",
     "//third_party/libyuv",
@@ skipping 73 matching lines @@
     }
     if (media_use_ffmpeg) {
       sources += [
         "filters/ffmpeg_aac_bitstream_converter_unittest.cc",
         "filters/ffmpeg_h264_to_annex_b_bitstream_converter_unittest.cc",
       ]
     }
     if (enable_hevc_demuxing) {
       sources += [ "filters/h265_parser_unittest.cc" ]
     }
+    if (enable_hls_sample_aes) {
+      deps += [ "//third_party/boringssl" ]
+    }
   }
 
   if (is_mac || is_ios) {
     libs = [
       "AppKit.framework",
       "Foundation.framework",
     ]
   }
 
   configs += [ ":media_config" ]
@@ skipping 225 matching lines @@
   fuzzer_test("media_mp4_avcc_parser_fuzzer") {
     sources = [
       "formats/mp4/mp4_avcc_parser_fuzzer.cc",
     ]
     deps = [
       ":media",
       "//base",
     ]
   }
 }