|  | # Copyright 2016 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/linux/pkg_config.gni") | 
|  | import("//build/shim_headers.gni") | 
|  |  | 
|  | pkg_config("system_ffmpeg") { | 
|  | packages = [ | 
|  | "libavcodec", | 
|  | "libavformat", | 
|  | "libavutil", | 
|  | ] | 
|  | } | 
|  |  | 
|  | buildflag_header("ffmpeg_buildflags") { | 
|  | header = "ffmpeg_buildflags.h" | 
|  | flags = [ "USE_SYSTEM_FFMPEG=true" ] | 
|  | } | 
|  |  | 
|  | shim_headers("ffmpeg_shim") { | 
|  | root_path = "." | 
|  | headers = [ | 
|  | "libavcodec/avcodec.h", | 
|  | "libavformat/avformat.h", | 
|  | "libavutil/imgutils.h", | 
|  | ] | 
|  | } | 
|  |  | 
|  | source_set("ffmpeg") { | 
|  | deps = [ | 
|  | ":ffmpeg_buildflags", | 
|  | ":ffmpeg_shim", | 
|  | ] | 
|  | public_configs = [ ":system_ffmpeg" ] | 
|  | } |