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1 # Copyright (c) 2014 The WebRTC project authors. All Rights Reserved. | 1 # Copyright (c) 2014 The WebRTC project authors. All Rights Reserved. |
2 # | 2 # |
3 # Use of this source code is governed by a BSD-style license | 3 # Use of this source code is governed by a BSD-style license |
4 # that can be found in the LICENSE file in the root of the source | 4 # that can be found in the LICENSE file in the root of the source |
5 # tree. An additional intellectual property rights grant can be found | 5 # tree. An additional intellectual property rights grant can be found |
6 # in the file PATENTS. All contributing project authors may | 6 # in the file PATENTS. All contributing project authors may |
7 # be found in the AUTHORS file in the root of the source tree. | 7 # be found in the AUTHORS file in the root of the source tree. |
8 | 8 |
9 import("//build/config/arm.gni") | 9 import("//build/config/arm.gni") |
10 import("//build/config/features.gni") | |
11 import("//build/config/mips.gni") | 10 import("//build/config/mips.gni") |
12 import("//build_overrides/webrtc.gni") | 11 import("//build_overrides/webrtc.gni") |
13 | 12 |
14 declare_args() { | 13 declare_args() { |
15 build_with_libjingle = true | 14 build_with_libjingle = true |
16 | 15 |
17 # Disable this to avoid building the Opus audio codec. | 16 # Disable this to avoid building the Opus audio codec. |
18 rtc_include_opus = true | 17 rtc_include_opus = true |
19 | 18 |
20 # Used to specify an external Jsoncpp include path when not compiling the | 19 # Used to specify an external Jsoncpp include path when not compiling the |
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86 # Determines whether NEON code will be built. | 85 # Determines whether NEON code will be built. |
87 rtc_build_with_neon = | 86 rtc_build_with_neon = |
88 (current_cpu == "arm" && (arm_use_neon || arm_optionally_use_neon)) || | 87 (current_cpu == "arm" && (arm_use_neon || arm_optionally_use_neon)) || |
89 current_cpu == "arm64" | 88 current_cpu == "arm64" |
90 | 89 |
91 # Enable this to use HW H.264 encoder/decoder on iOS PeerConnections. | 90 # Enable this to use HW H.264 encoder/decoder on iOS PeerConnections. |
92 # Enabling this may break interop with Android clients that support H264. | 91 # Enabling this may break interop with Android clients that support H264. |
93 rtc_use_objc_h264 = false | 92 rtc_use_objc_h264 = false |
94 | 93 |
95 # Enable this to build OpenH264 encoder/FFmpeg decoder. This is supported on | 94 # Enable this to build OpenH264 encoder/FFmpeg decoder. This is supported on |
96 # all platforms except Android and iOS. Because FFmpeg can be built | 95 # all platforms except iOS. Because FFmpeg can be built with/without H.264 |
97 # with/without H.264 support, |ffmpeg_branding| has to separately be set to a | 96 # support, |ffmpeg_branding| has to separately be set to a value that |
98 # value that includes H.264, for example "Chrome". If FFmpeg is built without | 97 # includes H.264, for example "Chrome". If FFmpeg is built without H.264, |
99 # H.264, compilation succeeds but |H264DecoderImpl| fails to initialize. See | 98 # compilation succeeds but |H264DecoderImpl| fails to initialize. |
100 # also: |rtc_initialize_ffmpeg|. | 99 # See also: |rtc_initialize_ffmpeg|. |
101 # CHECK THE OPENH264, FFMPEG AND H.264 LICENSES/PATENTS BEFORE BUILDING. | 100 # CHECK THE OPENH264, FFMPEG AND H.264 LICENSES/PATENTS BEFORE BUILDING. |
102 # http://www.openh264.org, https://www.ffmpeg.org/ | 101 # http://www.openh264.org, https://www.ffmpeg.org/ |
103 rtc_use_h264 = proprietary_codecs && !is_android && !is_ios | 102 rtc_use_h264 = false |
104 | 103 |
105 # FFmpeg must be initialized for |H264DecoderImpl| to work. This can be done | 104 # FFmpeg must be initialized for |H264DecoderImpl| to work. This can be done |
106 # by WebRTC during |H264DecoderImpl::InitDecode| or externally. FFmpeg must | 105 # by WebRTC during |H264DecoderImpl::InitDecode| or externally. FFmpeg must |
107 # only be initialized once. Projects that initialize FFmpeg externally, such | 106 # only be initialized once. Projects that initialize FFmpeg externally, such |
108 # as Chromium, must turn this flag off so that WebRTC does not also | 107 # as Chromium, must turn this flag off so that WebRTC does not also |
109 # initialize. | 108 # initialize. |
110 rtc_initialize_ffmpeg = !build_with_chromium | 109 rtc_initialize_ffmpeg = !build_with_chromium |
111 } | 110 } |
112 | 111 |
113 # A second declare_args block, so that declarations within it can | 112 # A second declare_args block, so that declarations within it can |
114 # depend on the possibly overridden variables in the first | 113 # depend on the possibly overridden variables in the first |
115 # declare_args block. | 114 # declare_args block. |
116 declare_args() { | 115 declare_args() { |
117 # Include the iLBC audio codec? | 116 # Include the iLBC audio codec? |
118 rtc_include_ilbc = !(build_with_chromium || build_with_mozilla) | 117 rtc_include_ilbc = !(build_with_chromium || build_with_mozilla) |
119 } | 118 } |
120 | 119 |
121 # Make it possible to provide custom locations for some libraries (move these | 120 # Make it possible to provide custom locations for some libraries (move these |
122 # up into declare_args should we need to actually use them for the GN build). | 121 # up into declare_args should we need to actually use them for the GN build). |
123 rtc_libvpx_dir = "//third_party/libvpx_new" | 122 rtc_libvpx_dir = "//third_party/libvpx_new" |
124 rtc_libyuv_dir = "//third_party/libyuv" | 123 rtc_libyuv_dir = "//third_party/libyuv" |
125 rtc_opus_dir = "//third_party/opus" | 124 rtc_opus_dir = "//third_party/opus" |
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