将库添加到XCode的项目中 - 找不到符号
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05-10-2019 - |
题
我正在尝试在XCode中制作iPhone应用程序 PJSIP. 。问题是我不知道如何链接库。这是我第一次使用其他图书馆,所以可能我做错了什么,我只是不知道什么。 :(
我在Mac OS X中的此文件夹中有库的ARM版本。 /用户/kudorgyozo/pjsip_iphone
在Xcode中:我已经指定了库和标头搜索路径:
为:
/Users/kudorgyozo/pjsip_iphone/pjlib/include /Users/kudorgyozo/pjsip_iphone/pjlib-util/include /Users/kudorgyozo/pjsip_iphone/pjmedia/include /Users/kudorgyozo/pjsip_iphone/pjnath/include /Users/kudorgyozo/pjsip_iphone/pjsip /包括
对于库:
/users/kudorgyozo/pjsip_iphone/pjlib/lib/users/kudorgyozo/pjsip_iphone/pjlib-util/lib/lib/useler/kudorgyozo/pjsip_iphone/pjmedia/pjmedia/lib/lib/kudorgyozo/prjsip/pjsip/pjsgy/pjsgy/pjs/pjNOTATH/pJNOTATH/pJNOTATH/pJNOTATH/pJNOTATH /lib
然后使用“其他链接器标志”:
-lpj-arm-apple-darwin9 -lpjlib-util-arm-arm-apple-darwin9 -lpjmedia-arm-arm-apple-darwin9 -lpjmedia-audiodev-ardiodev-armapple-arpple-apple-darwin9 -lpjmedia-lpjmedia-codec-arm-arm-arm-armapple-armapple-ampapple-darwin9 -lpjsdp-pp-arm arm -Apple-darwin9 -lpjnath-arm-apple-darwin9 -lpjsip-arm-arm-apple-darwin9 -lpjsip-simple-arm-arm-arm-ample-apple-apple-darwin9 -lpjsip-ua-arm arm arm-arm-arm-ample-apple-apple-apple-darwin9 -lpjsua-arm arm arm arm armam armam arm armam armapple-ample-apple-apple-apple-darwin9
这样可以吗?因为它给我符号找不到错误。我认为从“包含”库中找不到符号。我不知道我刚刚开始了解如何在基于Linux的系统下工作的是我只在C#中进行编程的系统。
编辑:这是缺少符号的列表:
"_AudioSessionSetProperty", referenced from: _create_audio_unit in libpjmedia-audiodev-arm-apple-darwin9.a(coreaudio_dev.o) _ca_stream_set_cap in libpjmedia-audiodev-arm-apple-darwin9.a(coreaudio_dev.o) _ca_stream_set_cap in libpjmedia-audiodev-arm-apple-darwin9.a(coreaudio_dev.o) "_srtp_deinit", referenced from: _pjmedia_srtp_deinit_lib in libpjmedia-arm-apple-darwin9.a(transport_srtp.o) "_gsm_encode", referenced from: _gsm_codec_encode in libpjmedia-codec-arm-apple-darwin9.a(gsm.o) "_AudioComponentInstanceNew", referenced from: _create_audio_unit in libpjmedia-audiodev-arm-apple-darwin9.a(coreaudio_dev.o) "_AudioSessionAddPropertyListener", referenced from: _ca_stream_start in libpjmedia-audiodev-arm-apple-darwin9.a(coreaudio_dev.o) "_speex_decoder_init", referenced from: _spx_codec_open in libpjmedia-codec-arm-apple-darwin9.a(speex_codec.o) "_res_Resample", referenced from: _pjmedia_resample_run in libpjmedia-arm-apple-darwin9.a(resample_resample.o) _pjmedia_resample_run in libpjmedia-arm-apple-darwin9.a(resample_resample.o) "_speex_bits_write", referenced from: _spx_codec_encode in libpjmedia-codec-arm-apple-darwin9.a(speex_codec.o) "_gsm_destroy", referenced from: _gsm_codec_close in libpjmedia-codec-arm-apple-darwin9.a(gsm.o) _gsm_codec_close in libpjmedia-codec-arm-apple-darwin9.a(gsm.o) "_AudioComponentInstanceDispose", referenced from: _propListener in libpjmedia-audiodev-arm-apple-darwin9.a(coreaudio_dev.o) _ca_stream_destroy in libpjmedia-audiodev-arm-apple-darwin9.a(coreaudio_dev.o) "_AudioSessionGetProperty", referenced from: _ca_stream_get_cap in libpjmedia-audiodev-arm-apple-darwin9.a(coreaudio_dev.o) _ca_stream_get_cap in libpjmedia-audiodev-arm-apple-darwin9.a(coreaudio_dev.o) _ca_stream_get_cap in libpjmedia-audiodev-arm-apple-darwin9.a(coreaudio_dev.o) _ca_stream_get_cap in libpjmedia-audiodev-arm-apple-darwin9.a(coreaudio_dev.o) _ca_stream_get_cap in libpjmedia-audiodev-arm-apple-darwin9.a(coreaudio_dev.o) _ca_stream_get_cap in libpjmedia-audiodev-arm-apple-darwin9.a(coreaudio_dev.o) _ca_stream_get_cap in libpjmedia-audiodev-arm-apple-darwin9.a(coreaudio_dev.o) "_AudioComponentFindNext", referenced from: _ca_stream_set_cap in libpjmedia-audiodev-arm-apple-darwin9.a(coreaudio_dev.o) _ca_factory_init in libpjmedia-audiodev-arm-apple-darwin9.a(coreaudio_dev.o) "_speex_encoder_ctl", referenced from: _get_speex_info in libpjmedia-codec-arm-apple-darwin9.a(speex_codec.o) _get_speex_info in libpjmedia-codec-arm-apple-darwin9.a(speex_codec.o) _get_speex_info in libpjmedia-codec-arm-apple-darwin9.a(speex_codec.o) _get_speex_info in libpjmedia-codec-arm-apple-darwin9.a(speex_codec.o) _get_speex_info in libpjmedia-codec-arm-apple-darwin9.a(speex_codec.o) _get_speex_info in libpjmedia-codec-arm-apple-darwin9.a(speex_codec.o) _get_speex_info in libpjmedia-codec-arm-apple-darwin9.a(speex_codec.o) _get_speex_info in libpjmedia-codec-arm-apple-darwin9.a(speex_codec.o) _spx_codec_modify in libpjmedia-codec-arm-apple-darwin9.a(speex_codec.o) _spx_codec_modify in libpjmedia-codec-arm-apple-darwin9.a(speex_codec.o) _spx_codec_open in libpjmedia-codec-arm-apple-darwin9.a(speex_codec.o) _spx_codec_open in libpjmedia-codec-arm-apple-darwin9.a(speex_codec.o) _spx_codec_open in libpjmedia-codec-arm-apple-darwin9.a(speex_codec.o) _spx_codec_open in libpjmedia-codec-arm-apple-darwin9.a(speex_codec.o) _spx_codec_open in libpjmedia-codec-arm-apple-darwin9.a(speex_codec.o) "_speex_encoder_init", referenced from: _get_speex_info in libpjmedia-codec-arm-apple-darwin9.a(speex_codec.o) _spx_codec_open in libpjmedia-codec-arm-apple-darwin9.a(speex_codec.o) "_AudioSessionSetActive", referenced from: _ca_stream_stop in libpjmedia-audiodev-arm-apple-darwin9.a(coreaudio_dev.o) _ca_stream_start in libpjmedia-audiodev-arm-apple-darwin9.a(coreaudio_dev.o) "_AudioUnitRender", referenced from: _input_callback in libpjmedia-audiodev-arm-apple-darwin9.a(coreaudio_dev.o) "_srtp_dealloc", referenced from: _pjmedia_transport_srtp_stop in libpjmedia-arm-apple-darwin9.a(transport_srtp.o) _pjmedia_transport_srtp_stop in libpjmedia-arm-apple-darwin9.a(transport_srtp.o) _pjmedia_transport_srtp_start in libpjmedia-arm-apple-darwin9.a(transport_srtp.o) "_speex_lib_get_mode", referenced from: _pjmedia_codec_speex_init in libpjmedia-codec-arm-apple-darwin9.a(speex_codec.o) _pjmedia_codec_speex_init in libpjmedia-codec-arm-apple-darwin9.a(speex_codec.o) "_res_SrcLinear", referenced from: _pjmedia_resample_run in libpjmedia-arm-apple-darwin9.a(resample_resample.o) _pjmedia_resample_run in libpjmedia-arm-apple-darwin9.a(resample_resample.o) "_srtp_init", referenced from: _pjmedia_srtp_init_lib in libpjmedia-arm-apple-darwin9.a(transport_srtp.o) "_speex_bits_init", referenced from: _spx_codec_open in libpjmedia-codec-arm-apple-darwin9.a(speex_codec.o) _spx_codec_open in libpjmedia-codec-arm-apple-darwin9.a(speex_codec.o) "_AudioUnitSetProperty", referenced from: _create_audio_unit in libpjmedia-audiodev-arm-apple-darwin9.a(coreaudio_dev.o) _create_audio_unit in libpjmedia-audiodev-arm-apple-darwin9.a(coreaudio_dev.o) _create_audio_unit in libpjmedia-audiodev-arm-apple-darwin9.a(coreaudio_dev.o) _create_audio_unit in libpjmedia-audiodev-arm-apple-darwin9.a(coreaudio_dev.o) _create_audio_unit in libpjmedia-audiodev-arm-apple-darwin9.a(coreaudio_dev.o) _create_audio_unit in libpjmedia-audiodev-arm-apple-darwin9.a(coreaudio_dev.o) _create_audio_unit in libpjmedia-audiodev-arm-apple-darwin9.a(coreaudio_dev.o) "_AudioUnitUninitialize", referenced from: _propListener in libpjmedia-audiodev-arm-apple-darwin9.a(coreaudio_dev.o) _ca_stream_destroy in libpjmedia-audiodev-arm-apple-darwin9.a(coreaudio_dev.o) "_speex_decoder_destroy", referenced from: _spx_codec_close in libpjmedia-codec-arm-apple-darwin9.a(speex_codec.o) "_AudioUnitInitialize", referenced from: _create_audio_unit in libpjmedia-audiodev-arm-apple-darwin9.a(coreaudio_dev.o) "_speex_bits_reset", referenced from: _spx_codec_encode in libpjmedia-codec-arm-apple-darwin9.a(speex_codec.o) "_AudioOutputUnitStop", referenced from: _ca_stream_stop in libpjmedia-audiodev-arm-apple-darwin9.a(coreaudio_dev.o) _ca_stream_stop in libpjmedia-audiodev-arm-apple-darwin9.a(coreaudio_dev.o) _ca_stream_start in libpjmedia-audiodev-arm-apple-darwin9.a(coreaudio_dev.o) _interruptionListener in libpjmedia-audiodev-arm-apple-darwin9.a(coreaudio_dev.o) "_srtp_protect_rtcp", referenced from: _transport_send_rtcp2 in libpjmedia-arm-apple-darwin9.a(transport_srtp.o) "_speex_decode_int", referenced from: _spx_codec_recover in libpjmedia-codec-arm-apple-darwin9.a(speex_codec.o) _spx_codec_decode in libpjmedia-codec-arm-apple-darwin9.a(speex_codec.o) "_speex_encoder_destroy", referenced from: _get_speex_info in libpjmedia-codec-arm-apple-darwin9.a(speex_codec.o) _spx_codec_close in libpjmedia-codec-arm-apple-darwin9.a(speex_codec.o) "_gsm_create", referenced from: _gsm_codec_open in libpjmedia-codec-arm-apple-darwin9.a(gsm.o) _gsm_codec_open in libpjmedia-codec-arm-apple-darwin9.a(gsm.o) "_crypto_get_random", referenced from: _generate_crypto_attr_value in libpjmedia-arm-apple-darwin9.a(transport_srtp.o) "_speex_bits_unpack_unsigned", referenced from: _speex_get_next_frame in libpjmedia-codec-arm-apple-darwin9.a(speex_codec.o) _speex_get_next_frame in libpjmedia-codec-arm-apple-darwin9.a(speex_codec.o) _speex_get_next_frame in libpjmedia-codec-arm-apple-darwin9.a(speex_codec.o) _speex_get_next_frame in libpjmedia-codec-arm-apple-darwin9.a(speex_codec.o) _speex_get_next_frame in libpjmedia-codec-arm-apple-darwin9.a(speex_codec.o) "_speex_encode_int", referenced from: _spx_codec_encode in libpjmedia-codec-arm-apple-darwin9.a(speex_codec.o) "_octet_string_hex_string", referenced from: _pjmedia_transport_srtp_start in libpjmedia-arm-apple-darwin9.a(transport_srtp.o) _pjmedia_transport_srtp_start in libpjmedia-arm-apple-darwin9.a(transport_srtp.o) "_AudioSessionInitialize", referenced from: _ca_factory_init in libpjmedia-audiodev-arm-apple-darwin9.a(coreaudio_dev.o) "_speex_bits_read_from", referenced from: _spx_codec_parse in libpjmedia-codec-arm-apple-darwin9.a(speex_codec.o) _spx_codec_decode in libpjmedia-codec-arm-apple-darwin9.a(speex_codec.o) "_speex_nb_mode", referenced from: _speex_nb_mode$non_lazy_ptr in libpjmedia-codec-arm-apple-darwin9.a(speex_codec.o) "_res_GetXOFF", referenced from: _pjmedia_resample_create in libpjmedia-arm-apple-darwin9.a(resample_resample.o) "_gsm_decode", referenced from: _gsm_codec_decode in libpjmedia-codec-arm-apple-darwin9.a(gsm.o) "_speex_mode_query", referenced from: _speex_get_next_frame in libpjmedia-codec-arm-apple-darwin9.a(speex_codec.o) "_speex_bits_advance", referenced from: _speex_get_next_frame in libpjmedia-codec-arm-apple-darwin9.a(speex_codec.o) _speex_get_next_frame in libpjmedia-codec-arm-apple-darwin9.a(speex_codec.o) _speex_get_next_frame in libpjmedia-codec-arm-apple-darwin9.a(speex_codec.o) _speex_get_next_frame in libpjmedia-codec-arm-apple-darwin9.a(speex_codec.o) _spx_codec_decode in libpjmedia-codec-arm-apple-darwin9.a(speex_codec.o) "_AudioComponentGetDescription", referenced from: _ca_stream_get_cap in libpjmedia-audiodev-arm-apple-darwin9.a(coreaudio_dev.o) "_srtp_create", referenced from: _pjmedia_transport_srtp_start in libpjmedia-arm-apple-darwin9.a(transport_srtp.o) _pjmedia_transport_srtp_start in libpjmedia-arm-apple-darwin9.a(transport_srtp.o) "_speex_bits_remaining", referenced from: _speex_get_next_frame in libpjmedia-codec-arm-apple-darwin9.a(speex_codec.o) _speex_get_next_frame in libpjmedia-codec-arm-apple-darwin9.a(speex_codec.o) _speex_get_next_frame in libpjmedia-codec-arm-apple-darwin9.a(speex_codec.o) _speex_get_next_frame in libpjmedia-codec-arm-apple-darwin9.a(speex_codec.o) "_srtp_unprotect_rtcp", referenced from: _srtp_rtcp_cb in libpjmedia-arm-apple-darwin9.a(transport_srtp.o) "_AudioOutputUnitStart", referenced from: _ca_stream_start in libpjmedia-audiodev-arm-apple-darwin9.a(coreaudio_dev.o) "_AudioSessionRemovePropertyListenerWithUserData", referenced from: _ca_stream_destroy in libpjmedia-audiodev-arm-apple-darwin9.a(coreaudio_dev.o) "_speex_decoder_ctl", referenced from: _spx_codec_modify in libpjmedia-codec-arm-apple-darwin9.a(speex_codec.o) _spx_codec_open in libpjmedia-codec-arm-apple-darwin9.a(speex_codec.o) _spx_codec_open in libpjmedia-codec-arm-apple-darwin9.a(speex_codec.o) "_speex_bits_nbytes", referenced from: _spx_codec_encode in libpjmedia-codec-arm-apple-darwin9.a(speex_codec.o) "_srtp_protect", referenced from: _transport_send_rtp in libpjmedia-arm-apple-darwin9.a(transport_srtp.o) "_speex_bits_destroy", referenced from: _spx_codec_close in libpjmedia-codec-arm-apple-darwin9.a(speex_codec.o) _spx_codec_close in libpjmedia-codec-arm-apple-darwin9.a(speex_codec.o) "_srtp_unprotect", referenced from: _srtp_rtp_cb in libpjmedia-arm-apple-darwin9.a(transport_srtp.o) _srtp_rtp_cb in libpjmedia-arm-apple-darwin9.a(transport_srtp.o)
是否有人为iPhone构建了PJSIP并使用它创建了一个新项目?
解决方案
看来您(至少)丢失了一些库。从符号中,我会说:
- 您可能已经忘记了添加CoreAudio框架。需要解决符号之类的符号
AudioUnitRender
- PJSIP应该有一个RTP库,其中包含
pjrtp
. 。如果有一个,则将其添加到其他链接标志中。这将修复_srtp_XXX
缺少符号。 - PJSIP应该有一个GSM库,其中包含
gsm
. 。如果有一个,则将其添加到其他链接标志中。这将修复_srtp_XXX
缺少符号。 - PJSIP应该有一个Speex库,其中包含
speex
. 。如果有一个,则将其添加到其他链接标志中。这将修复_srtp_XXX
缺少符号。
当遇到缺失符号时,找到它们所在的地方的最佳方法:
- 查看符号名称。好的库总是以其符号为前缀,因此,从名称中,您可以猜测哪个库包含它。
- 如果您有一个静态库,并且想知道导出的符号,则可以使用
otool -Sv mystaticlib.a
命令。它将显示静态库的内容表。
其他提示
看来我很愚蠢,没有观察到一个名为第三方的文件夹。有缺少的库。在文档中,他们没有被提及,所以我什至没有打扰其他文件夹。我仍然缺少符号,但更少(我认为)。我还包括CoreAudio,我认为这没有帮助。我修改了我的项目:
添加到其他链接器标志:
-lg7221codec-arm-apple-darwin9 -lgsmcodec-arm-apple-darwin9 -lilbccodec-arm-apple-darwin9 -lmilenage-arm-apple-darwin9 -lresample-arm-apple-darwin9 -lspeex-arm-apple-darwin9 -lsrtp-arm-apple-darwin9
并到达库搜索路径:
/Users/kudorgyozo/pjsip_iphone/third_party/lib
我不必修改标题搜索路径或包括我认为的新标题。
这是现在缺少的东西:
"_AudioSessionSetProperty", referenced from:
_create_audio_unit in libpjmedia-audiodev-arm-apple-darwin9.a(coreaudio_dev.o)
_ca_stream_set_cap in libpjmedia-audiodev-arm-apple-darwin9.a(coreaudio_dev.o)
_ca_stream_set_cap in libpjmedia-audiodev-arm-apple-darwin9.a(coreaudio_dev.o)
"_AudioComponentInstanceNew", referenced from:
_create_audio_unit in libpjmedia-audiodev-arm-apple-darwin9.a(coreaudio_dev.o)
"_AudioSessionAddPropertyListener", referenced from:
_ca_stream_start in libpjmedia-audiodev-arm-apple-darwin9.a(coreaudio_dev.o)
"_AudioComponentInstanceDispose", referenced from:
_propListener in libpjmedia-audiodev-arm-apple-darwin9.a(coreaudio_dev.o)
_ca_stream_destroy in libpjmedia-audiodev-arm-apple-darwin9.a(coreaudio_dev.o)
"_AudioSessionGetProperty", referenced from:
_ca_stream_get_cap in libpjmedia-audiodev-arm-apple-darwin9.a(coreaudio_dev.o)
_ca_stream_get_cap in libpjmedia-audiodev-arm-apple-darwin9.a(coreaudio_dev.o)
_ca_stream_get_cap in libpjmedia-audiodev-arm-apple-darwin9.a(coreaudio_dev.o)
_ca_stream_get_cap in libpjmedia-audiodev-arm-apple-darwin9.a(coreaudio_dev.o)
_ca_stream_get_cap in libpjmedia-audiodev-arm-apple-darwin9.a(coreaudio_dev.o)
_ca_stream_get_cap in libpjmedia-audiodev-arm-apple-darwin9.a(coreaudio_dev.o)
_ca_stream_get_cap in libpjmedia-audiodev-arm-apple-darwin9.a(coreaudio_dev.o)
"_AudioComponentFindNext", referenced from:
_ca_stream_set_cap in libpjmedia-audiodev-arm-apple-darwin9.a(coreaudio_dev.o)
_ca_factory_init in libpjmedia-audiodev-arm-apple-darwin9.a(coreaudio_dev.o)
"_AudioSessionSetActive", referenced from:
_ca_stream_stop in libpjmedia-audiodev-arm-apple-darwin9.a(coreaudio_dev.o)
_ca_stream_start in libpjmedia-audiodev-arm-apple-darwin9.a(coreaudio_dev.o)
"_AudioUnitRender", referenced from:
_input_callback in libpjmedia-audiodev-arm-apple-darwin9.a(coreaudio_dev.o)
"_AudioUnitSetProperty", referenced from:
_create_audio_unit in libpjmedia-audiodev-arm-apple-darwin9.a(coreaudio_dev.o)
_create_audio_unit in libpjmedia-audiodev-arm-apple-darwin9.a(coreaudio_dev.o)
_create_audio_unit in libpjmedia-audiodev-arm-apple-darwin9.a(coreaudio_dev.o)
_create_audio_unit in libpjmedia-audiodev-arm-apple-darwin9.a(coreaudio_dev.o)
_create_audio_unit in libpjmedia-audiodev-arm-apple-darwin9.a(coreaudio_dev.o)
_create_audio_unit in libpjmedia-audiodev-arm-apple-darwin9.a(coreaudio_dev.o)
_create_audio_unit in libpjmedia-audiodev-arm-apple-darwin9.a(coreaudio_dev.o)
"_AudioUnitUninitialize", referenced from:
_propListener in libpjmedia-audiodev-arm-apple-darwin9.a(coreaudio_dev.o)
_ca_stream_destroy in libpjmedia-audiodev-arm-apple-darwin9.a(coreaudio_dev.o)
"_AudioUnitInitialize", referenced from:
_create_audio_unit in libpjmedia-audiodev-arm-apple-darwin9.a(coreaudio_dev.o)
"_AudioOutputUnitStop", referenced from:
_ca_stream_stop in libpjmedia-audiodev-arm-apple-darwin9.a(coreaudio_dev.o)
_ca_stream_stop in libpjmedia-audiodev-arm-apple-darwin9.a(coreaudio_dev.o)
_ca_stream_start in libpjmedia-audiodev-arm-apple-darwin9.a(coreaudio_dev.o)
_interruptionListener in libpjmedia-audiodev-arm-apple-darwin9.a(coreaudio_dev.o)
"_AudioSessionInitialize", referenced from:
_ca_factory_init in libpjmedia-audiodev-arm-apple-darwin9.a(coreaudio_dev.o)
"_AudioComponentGetDescription", referenced from:
_ca_stream_get_cap in libpjmedia-audiodev-arm-apple-darwin9.a(coreaudio_dev.o)
"_AudioOutputUnitStart", referenced from:
_ca_stream_start in libpjmedia-audiodev-arm-apple-darwin9.a(coreaudio_dev.o)
"_AudioSessionRemovePropertyListenerWithUserData", referenced from:
_ca_stream_destroy in libpjmedia-audiodev-arm-apple-darwin9.a(coreaudio_dev.o)
ld: symbol(s) not found
在我看来,所有人都来自这个文件libpjmedia-audiodev-arm-apple-darwin9.a,但我将其包含在LIB搜索路径中的链接标志中。
我能够成功地构建它。缺少的框架是Audiotoolbox。 Google搜索了AudioSessionsetProperty,这就是我发现的方式。感谢帮助。
将每个静态库添加到您在PJSIP库中构建的XCode项目中。然后添加与音频和核心框架相关的每个框架。