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ios - 使用 Xcode 5 编译 live555 和 ffmpeg

转载 作者:行者123 更新时间:2023-12-04 23:29:50 25 4
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在我当前的项目中,我们需要在同一个项目中同时使用 live555 和 ffmpeg 库。我们能够毫无问题地为两个项目构建和运行示例,但是在将两个项目合并到项目中时遇到以下编译器错误:

Undefined symbols for architecture armv7:
"av_free_packet(AVPacket*)", referenced from:
-[MyRtspClient readFFmpegAudioFrameAndDecode] in MyRtspClient.o
"av_read_frame(AVFormatContext*, AVPacket*)", referenced from:
-[MyRtspClient readFFmpegAudioFrameAndDecode] in MyRtspClient.o
"av_strerror(int, char*, unsigned long)", referenced from:
-[MyRtspClient readFFmpegAudioFrameAndDecode] in MyRtspClient.o
"av_dict_set(AVDictionary**, char const*, char const*, int)", referenced from:
-[MyRtspClient initFFmpegAudioStream] in MyRtspClient.o
"av_init_packet(AVPacket*)", referenced from:
-[MyRtspClient readFFmpegAudioFrameAndDecode] in MyRtspClient.o
"avcodec_register_all()", referenced from:
-[MyRtspClient initFFmpegAudioStream] in MyRtspClient.o
"av_register_all()", referenced from:
-[MyRtspClient initFFmpegAudioStream] in MyRtspClient.o
"av_log_set_level(int)", referenced from:
-[MyRtspClient initFFmpegAudioStream] in MyRtspClient.o
"av_log(void*, int, char const*, ...)", referenced from:
-[MyRtspClient initFFmpegAudioStream] in MyRtspClient.o
"avformat_alloc_context()", referenced from:
-[MyRtspClient initFFmpegAudioStream] in MyRtspClient.o
"avformat_network_deinit()", referenced from:
-[MyRtspClient destroyFFmpegAudioStream] in MyRtspClient.o
"avformat_open_input(AVFormatContext**, char const*, AVInputFormat*, AVDictionary**)", referenced from:
-[MyRtspClient initFFmpegAudioStream] in MyRtspClient.o
"avformat_find_stream_info(AVFormatContext*, AVDictionary**)", referenced from:
-[MyRtspClient initFFmpegAudioStream] in MyRtspClient.o
"av_find_best_stream(AVFormatContext*, AVMediaType, int, int, AVCodec**, int)", referenced from:
-[MyRtspClient initFFmpegAudioStream] in MyRtspClient.o
"av_dump_format(AVFormatContext*, int, char const*, int)", referenced from:
-[MyRtspClient initFFmpegAudioStream] in MyRtspClient.o
"avcodec_open2(AVCodecContext*, AVCodec const*, AVDictionary**)", referenced from:
-[MyRtspClient initFFmpegAudioStream] in MyRtspClient.o
"avformat_network_init()", referenced from:
-[MyRtspClient initFFmpegAudioStream] in MyRtspClient.o
"av_dict_free(AVDictionary**)", referenced from:
-[MyRtspClient initFFmpegAudioStream] in MyRtspClient.o
"avcodec_find_decoder(AVCodecID)", referenced from:
-[MyRtspClient initFFmpegAudioStream] in MyRtspClient.o
ld: symbol(s) not found for architecture armv7
clang: error: linker command failed with exit code 1 (use -v to see invocation)

我应该包含所有必需的文件,所以我对此有点傻眼,欢迎任何建议,谢谢。

最佳答案

是的,您可以将它们非常成功地结合起来。我发现最好的方法是创建一个工作区,
合并 ffmpeg 和 live555 库。

这是一个例子。 enter image description here

关于ios - 使用 Xcode 5 编译 live555 和 ffmpeg,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/21325838/

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