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1 # Copyright (c) 2012 The WebRTC project authors. All Rights Reserved.
2 #
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
5 # tree. An additional intellectual property rights grant can be found
6 # in the file PATENTS. All contributing project authors may
7 # be found in the AUTHORS file in the root of the source tree.
9 # This file contains common settings for building WebRTC components.
11 {
12 # Nesting is required in order to use variables for setting other variables.
13 'variables': {
14 'variables': {
15 'variables': {
16 'variables': {
17 # This will be set to zero in the supplement.gypi triggered by a
18 # gclient hook in the standalone build.
19 'build_with_chromium%': 1,
20 'build_with_libjingle%': 0,
21 },
22 'build_with_chromium%': '<(build_with_chromium)',
23 'build_with_libjingle%': '<(build_with_libjingle)',
25 'conditions': [
26 ['build_with_chromium==1 or build_with_libjingle==1', {
27 'webrtc_root%': '<(DEPTH)/third_party/webrtc',
28 }, {
29 'webrtc_root%': '<(DEPTH)/webrtc',
30 }],
31 ],
32 },
33 'build_with_chromium%': '<(build_with_chromium)',
34 'build_with_libjingle%': '<(build_with_libjingle)',
35 'webrtc_root%': '<(webrtc_root)',
37 'webrtc_vp8_dir%': '<(webrtc_root)/modules/video_coding/codecs/vp8',
38 'include_g711%': 1,
39 'include_g722%': 1,
40 'include_ilbc%': 1,
41 'include_opus%': 1,
42 'include_isac%': 1,
43 'include_pcm16b%': 1,
44 },
45 'build_with_chromium%': '<(build_with_chromium)',
46 'build_with_libjingle%': '<(build_with_libjingle)',
47 'webrtc_root%': '<(webrtc_root)',
48 'webrtc_vp8_dir%': '<(webrtc_vp8_dir)',
50 'include_g711%': '<(include_g711)',
51 'include_g722%': '<(include_g722)',
52 'include_ilbc%': '<(include_ilbc)',
53 'include_opus%': '<(include_opus)',
54 'include_isac%': '<(include_isac)',
55 'include_pcm16b%': '<(include_pcm16b)',
57 # The Chromium common.gypi we use treats all gyp files without
58 # chromium_code==1 as third party code. This disables many of the
59 # preferred warning settings.
60 #
61 # We can set this here to have WebRTC code treated as Chromium code. Our
62 # third party code will still have the reduced warning settings.
63 'chromium_code': 1,
65 # Adds video support to dependencies shared by voice and video engine.
66 # This should normally be enabled; the intended use is to disable only
67 # when building voice engine exclusively.
68 'enable_video%': 1,
70 # Selects fixed-point code where possible.
71 'prefer_fixed_point%': 0,
73 # Enable data logging. Produces text files with data logged within engines
74 # which can be easily parsed for offline processing.
75 'enable_data_logging%': 0,
77 # Enables the use of protocol buffers for debug recordings.
78 'enable_protobuf%': 1,
80 # Disable these to not build components which can be externally provided.
81 'build_libjpeg%': 1,
82 'build_libyuv%': 1,
83 'build_libvpx%': 1,
85 # Enable to use the Mozilla internal settings.
86 'build_with_mozilla%': 0,
88 'libyuv_dir%': '<(DEPTH)/third_party/libyuv',
90 # Define MIPS architecture variant, MIPS DSP variant and MIPS FPU
91 # This may be subject to change in accordance to Chromium's MIPS flags
92 'mips_arch_variant%': 'mips32r1',
93 'mips_dsp_rev%': 0,
94 'mips_fpu%' : 1,
96 'conditions': [
97 ['build_with_chromium==1', {
98 # Exclude pulse audio on Chromium since its prerequisites don't require
99 # pulse audio.
100 'include_pulse_audio%': 0,
102 # Exclude internal ADM since Chromium uses its own IO handling.
103 'include_internal_audio_device%': 0,
105 # Exclude internal VCM in Chromium build.
106 'include_internal_video_capture%': 0,
108 # Exclude internal video render module in Chromium build.
109 'include_internal_video_render%': 0,
111 'include_tests%': 0,
113 'enable_tracing%': 0,
115 'enable_android_opensl%': 0,
116 }, { # Settings for the standalone (not-in-Chromium) build.
117 'include_pulse_audio%': 1,
118 'include_internal_audio_device%': 1,
119 'include_internal_video_capture%': 1,
120 'include_internal_video_render%': 1,
121 'enable_tracing%': 1,
122 'include_tests%': 1,
124 # TODO(andrew): For now, disable the Chrome plugins, which causes a
125 # flood of chromium-style warnings. Investigate enabling them:
126 # http://code.google.com/p/webrtc/issues/detail?id=163
127 'clang_use_chrome_plugins%': 0,
129 # Switch between Android audio device OpenSL ES implementation
130 # and Java Implementation
131 'enable_android_opensl%': 0,
132 }],
133 ['OS=="linux"', {
134 'include_alsa_audio%': 1,
135 }, {
136 'include_alsa_audio%': 0,
137 }],
138 ['OS=="solaris" or os_bsd==1', {
139 'include_pulse_audio%': 1,
140 }, {
141 'include_pulse_audio%': 0,
142 }],
143 ['OS=="linux" or OS=="solaris" or os_bsd==1', {
144 'include_v4l2_video_capture%': 1,
145 }, {
146 'include_v4l2_video_capture%': 0,
147 }],
148 ['OS=="ios"', {
149 'enable_video%': 0,
150 'enable_protobuf%': 0,
151 'build_libjpeg%': 0,
152 'build_libyuv%': 0,
153 'build_libvpx%': 0,
154 'include_tests%': 0,
155 }],
156 ['build_with_libjingle==1', {
157 'include_tests%': 0,
158 }],
159 ['target_arch=="arm"', {
160 'prefer_fixed_point%': 1,
161 }],
162 ], # conditions
163 },
164 'target_defaults': {
165 'include_dirs': [
166 # TODO(andrew): Remove '..' when we've added webrtc/ to include paths.
167 '..',
168 # Allow includes to be prefixed with webrtc/ in case it is not an
169 # immediate subdirectory of <(DEPTH).
170 '../..',
171 # To include the top-level directory when building in Chrome, so we can
172 # use full paths (e.g. headers inside testing/ or third_party/).
173 '<(DEPTH)',
174 ],
175 'defines': [
176 # TODO(leozwang): Run this as a gclient hook rather than at build-time:
177 # http://code.google.com/p/webrtc/issues/detail?id=687
178 'WEBRTC_SVNREVISION="\\\"Unavailable_issue687\\\""',
179 #'WEBRTC_SVNREVISION="<!(python <(webrtc_root)/build/version.py)"',
180 ],
181 'conditions': [
182 ['moz_widget_toolkit_gonk==1', {
183 'defines' : [
184 'WEBRTC_GONK',
185 ],
186 }],
187 ['enable_tracing==1', {
188 'defines': ['WEBRTC_LOGGING',],
189 }],
190 ['build_with_mozilla==1', {
191 'defines': [
192 # Changes settings for Mozilla build.
193 'WEBRTC_MOZILLA_BUILD',
194 ],
195 }],
196 ['build_with_chromium==1', {
197 'defines': [
198 # Changes settings for Chromium build.
199 'WEBRTC_CHROMIUM_BUILD',
200 ],
201 }, {
202 'conditions': [
203 ['os_posix==1', {
204 'cflags': [
205 '-Wextra',
206 # We need to repeat some flags from Chromium's common.gypi here
207 # that get overridden by -Wextra.
208 '-Wno-unused-parameter',
209 '-Wno-missing-field-initializers',
210 ],
211 'cflags_cc': [
212 # This is enabled for clang; enable for gcc as well.
213 '-Woverloaded-virtual',
214 ],
215 }],
216 ],
217 }],
218 ['target_arch=="arm"', {
219 'defines': [
220 'WEBRTC_ARCH_ARM',
221 ],
222 'conditions': [
223 ['armv7==1', {
224 'defines': ['WEBRTC_ARCH_ARM_V7',
225 'WEBRTC_BUILD_NEON_LIBS'],
226 'conditions': [
227 ['arm_neon==1', {
228 'defines': ['WEBRTC_ARCH_ARM_NEON',],
229 }, {
230 'defines': ['WEBRTC_DETECT_ARM_NEON',],
231 }],
232 ],
233 }],
234 ],
235 }],
236 ['os_bsd==1', {
237 'defines': [
238 'WEBRTC_BSD',
239 'WEBRTC_THREAD_RR',
240 ],
241 }],
242 ['OS=="dragonfly" or OS=="netbsd"', {
243 'defines': [
244 # doesn't support pthread_condattr_setclock
245 'WEBRTC_CLOCK_TYPE_REALTIME',
246 ],
247 }],
248 # Mozilla: if we support Mozilla on MIPS, we'll need to mod the cflags entries here
249 ['target_arch=="mipsel"', {
250 'defines': [
251 'MIPS32_LE',
252 ],
253 'conditions': [
254 ['mips_fpu==1', {
255 'defines': [
256 'MIPS_FPU_LE',
257 ],
258 'cflags': [
259 '-mhard-float',
260 ],
261 }, {
262 'cflags': [
263 '-msoft-float',
264 ],
265 }],
266 ['mips_arch_variant=="mips32r2"', {
267 'defines': [
268 'MIPS32_R2_LE',
269 ],
270 'cflags': [
271 '-mips32r2',
272 ],
273 'cflags_cc': [
274 '-mips32r2',
275 ],
276 }],
277 ['mips_dsp_rev==1', {
278 'defines': [
279 'MIPS_DSP_R1_LE',
280 ],
281 'cflags': [
282 '-mdsp',
283 ],
284 'cflags_cc': [
285 '-mdsp',
286 ],
287 }],
288 ['mips_dsp_rev==2', {
289 'defines': [
290 'MIPS_DSP_R1_LE',
291 'MIPS_DSP_R2_LE',
292 ],
293 'cflags': [
294 '-mdspr2',
295 ],
296 'cflags_cc': [
297 '-mdspr2',
298 ],
299 }],
300 ],
301 }],
302 ['OS=="ios"', {
303 'defines': [
304 'WEBRTC_MAC',
305 'WEBRTC_IOS',
306 ],
307 }],
308 ['OS=="linux"', {
309 # 'conditions': [
310 # ['have_clock_monotonic==1', {
311 # 'defines': [
312 # 'WEBRTC_CLOCK_TYPE_REALTIME',
313 # ],
314 # }],
315 # ],
316 'defines': [
317 'WEBRTC_LINUX',
318 ],
319 }],
320 ['OS=="mac"', {
321 'defines': [
322 'WEBRTC_MAC',
323 ],
324 }],
325 ['OS=="win"', {
326 'defines': [
327 'WEBRTC_WIN',
328 ],
329 # TODO(andrew): enable all warnings when possible.
330 # TODO(phoglund): get rid of 4373 supression when
331 # http://code.google.com/p/webrtc/issues/detail?id=261 is solved.
332 'msvs_disabled_warnings': [
333 4373, # legacy warning for ignoring const / volatile in signatures.
334 4389, # Signed/unsigned mismatch.
335 ],
336 # Re-enable some warnings that Chromium disables.
337 'msvs_disabled_warnings!': [4189,],
338 }],
339 ['OS=="android"', {
340 'defines': [
341 'WEBRTC_LINUX',
342 'WEBRTC_ANDROID',
343 ],
344 'conditions': [
345 ['enable_android_opensl==1', {
346 'defines': [
347 'WEBRTC_ANDROID_OPENSLES',
348 ],
349 }],
350 ['clang!=1', {
351 # The Android NDK doesn't provide optimized versions of these
352 # functions. Ensure they are disabled for all compilers.
353 'cflags': [
354 '-fno-builtin-cos',
355 '-fno-builtin-sin',
356 '-fno-builtin-cosf',
357 '-fno-builtin-sinf',
358 ],
359 }],
360 ],
361 }],
362 ], # conditions
363 'direct_dependent_settings': {
364 'include_dirs': [
365 '../..',
366 ],
367 'conditions': [
368 ['build_with_mozilla==1', {
369 'defines': [
370 # Changes settings for Mozilla build.
371 'WEBRTC_MOZILLA_BUILD',
372 ],
373 }],
374 ['build_with_chromium==1', {
375 'defines': [
376 # Changes settings for Chromium build.
377 'WEBRTC_CHROMIUM_BUILD',
378 ],
379 }],
380 ['OS=="mac"', {
381 'defines': [
382 'WEBRTC_MAC',
383 ],
384 }],
385 ['OS=="ios"', {
386 'defines': [
387 'WEBRTC_MAC',
388 'WEBRTC_IOS',
389 ],
390 }],
391 ['OS=="win"', {
392 'defines': [
393 'WEBRTC_WIN',
394 ],
395 }],
396 ['OS=="linux"', {
397 'defines': [
398 'WEBRTC_LINUX',
399 ],
400 }],
401 ['OS=="android"', {
402 'defines': [
403 'WEBRTC_LINUX',
404 'WEBRTC_ANDROID',
405 ],
406 'conditions': [
407 ['enable_android_opensl==1', {
408 'defines': [
409 'WEBRTC_ANDROID_OPENSLES',
410 ],
411 }]
412 ],
413 }],
414 ],
415 },
416 }, # target_defaults
417 }