ffmpeg输出使用多个通道将通道与输入分开
我运行这个命令可以将udp实时流传输到http实时流,该http实时流可以使用正在构建的移动应用程序进行播放。 它只是一个只有音频流的流 ffmpeg-i udp://@localhost:1111-映射0:a 我得到这个输出ffmpeg输出使用多个通道将通道与输入分开,ffmpeg,android-ffmpeg,pyffmpeg,Ffmpeg,Android Ffmpeg,Pyffmpeg,我运行这个命令可以将udp实时流传输到http实时流,该http实时流可以使用正在构建的移动应用程序进行播放。 它只是一个只有音频流的流 ffmpeg-i udp://@localhost:1111-映射0:a 我得到这个输出 Stream mapping: Stream #0:0 -> #0:0 (mp2 (native) -> mp2 (native)) Stream #0:0 -> #0:1 (mp2 (native) -> mp2 (native)) Pr
Stream mapping:
Stream #0:0 -> #0:0 (mp2 (native) -> mp2 (native))
Stream #0:0 -> #0:1 (mp2 (native) -> mp2 (native))
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size= 100kB time=00:00:07.19 bitrate= 113.8kbits/s speed=3.01x
video:0kB audio:84kB subtitle:0kB other streams:0kB global headers:0kB muxing overhead: 18.358242%
我真的想要一种方法,我可以映射每个输入流,使之有一个输出流,可以从另一个单独访问,就像如果我需要第一个流,也许我会
ffplay http://localhost:8090/feed1.ffm
ffplay http://localhost:8090/feed7.ffm
如果我需要第七条溪流,我会
ffplay http://localhost:8090/feed1.ffm
ffplay http://localhost:8090/feed7.ffm
请有人帮我解决这个问题。对于我目前的情况,我没有复杂的例子
这是我的标题信息
ubuntu@ip-localhost:~$ \
ffmpeg -i udp://@localhost:4000 \
-map 0:a:0 http://localhost:8090/feed1.ffm
-map 0:a:1 http://localhost:8090/feed2.ffm
-map 0:a:2 http://localhost:8090/feed3.ffm
-map 0:a:3 http://localhost:8090/feed4.ffm
-map 0:a:4 http://localhost:8090/feed5.ffm
-map 0:a:5 http://localhost:8090/feed6.ffm
-map 0:a:6 http://localhost:8090/feed7.ffm
-map 0:a:7 http://localhost:8090/feed8.ffm
ffmpeg版本3.2.4-1~16.04.york0版权所有(c)2000-2017 ffmpeg开发人员使用gcc 5.4.1构建(Ubuntu 5.4.1-5ubuntu2~16.04.york1)20170210
配置:--prefix=/usr--extra version='1~16.04.york0'--toolchain=harded--libdir=/usr/lib/x86_64-linux-gnu--incdir=/usr/include/x86_64-linux-gnu--enable gpl--enable avresample--enable avisynth--enable gnutls--enable ladspa--enable libass enable libble-libbs2b--enable libcaca--enable libcdio--enable-libebur128--enable libflite--enable libfontconfig--enable libfreetype--enable libfribidi--enable libgme--enable libgsm--enable-libmp3lame--enable libopenjpeg--enable libopenmpt--enable libpulse--enable libruberband--enable libshine--enable libsnappy enable libsoxr enable libspeex--enable libssh--enable liborea--enable libtwolame--enable libvorbis--enable libvpx--enable libwavpack--enable libwebp--enable-libx265--enable libxvid--enable libzvbi--enable omx--enable openal--enable opengl enable-sdl2--enable-libdc1394--enable-libiec61883--enable chromaprint--enable-frei0r--enable libopencv enable-libx264--启用共享
libavutil 55。34.101 / 55. 34.101
libavcodec57。64.101 / 57. 64.101
libav57格式。56.101 / 57. 56.101
libav57设备。1.100 / 57. 1.100
libav6。65.100 / 6. 65.100
libavresample 3。1.0 / 3. 1.0
libsw4。2.100 / 4. 2.100
libswresample2。3.100 / 2. 3.100
Libroc 54。1.100 / 54. 1.100
Input #0, mpegts, from 'udp://@localhost:1111':
Duration: N/A, start: 60047.944622, bitrate: 768 kb/s
Program 1
Metadata:
service_name : Service 1
service_provider: TKL
Stream #0:0[0x101]: Audio: mp2 ([3][0][0][0] / 0x0003), 48000 Hz, stereo, s16p, 96 kb/s
Program 2
Metadata:
service_name : Service 2
service_provider: TKL
Stream #0:1[0x111]: Audio: mp2 ([3][0][0][0] / 0x0003), 48000 Hz, stereo, s16p, 96 kb/s
Program 3
Metadata:
service_name : Service 3
service_provider: TKL
Stream #0:2[0x121]: Audio: mp2 ([3][0][0][0] / 0x0003), 48000 Hz, stereo, s16p, 96 kb/s
Program 4
Metadata:
service_name : Service 4
service_provider: TKL
Stream #0:3[0x131]: Audio: mp2 ([3][0][0][0] / 0x0003), 48000 Hz, stereo, s16p, 96 kb/s
Program 5
Metadata:
service_name : Service 5
service_provider: TKL
Stream #0:4[0x141]: Audio: mp2 ([3][0][0][0] / 0x0003), 48000 Hz, stereo, s16p, 96 kb/s
Program 6
Metadata:
service_name : Service 6
service_provider: TKL
Stream #0:5[0x151]: Audio: mp2 ([3][0][0][0] / 0x0003), 48000 Hz, stereo, s16p, 96 kb/s
Program 7
Metadata:
service_name : Service 7
service_provider: TKL
Stream #0:6[0x161]: Audio: mp2 ([3][0][0][0] / 0x0003), 48000 Hz, stereo, s16p, 96 kb/s
Program 8
Metadata:
service_name : Service 8
service_provider: TKL
Stream #0:7[0x171]: Audio: mp2 ([3][0][0][0] / 0x0003), 48000 Hz, stereo, s16p, 96 kb/s
Output #0, ffm, to 'http://localhost:8090/feed1.ffm':
Metadata:
creation_time : now
encoder : Lavf57.56.101
Stream #0:0: Audio: mp2, 44100 Hz, mono, s16, 32 kb/s
Metadata:
encoder : Lavc57.64.101 mp2
Stream #0:1: Audio: mp2, 44100 Hz, stereo, s16, 64 kb/s
Metadata:
encoder : Lavc57.64.101 mp2
Output #1, ffm, to 'http://localhost:8090/feed2.ffm':
Metadata:
creation_time : now
encoder : Lavf57.56.101
Stream #1:0: Audio: mp2, 44100 Hz, stereo, s16, 64 kb/s
Metadata:
encoder : Lavc57.64.101 mp2
Output #2, ffm, to 'http://localhost:8090/feed3.ffm':
Metadata:
creation_time : now
encoder : Lavf57.56.101
Stream #2:0: Audio: mp2, 44100 Hz, stereo, s16, 64 kb/s
Metadata:
encoder : Lavc57.64.101 mp2
Output #3, ffm, to 'http://localhost:8090/feed4.ffm':
Metadata:
creation_time : now
encoder : Lavf57.56.101
Stream #3:0: Audio: mp2, 44100 Hz, stereo, s16, 64 kb/s
Metadata:
encoder : Lavc57.64.101 mp2
Output #4, ffm, to 'http://localhost:8090/feed5.ffm':
Metadata:
creation_time : now
encoder : Lavf57.56.101
Stream #4:0: Audio: mp2, 44100 Hz, stereo, s16, 64 kb/s
Metadata:
encoder : Lavc57.64.101 mp2
Output #5, ffm, to 'http://localhost:8090/feed6.ffm':
Metadata:
creation_time : now
encoder : Lavf57.56.101
Stream #5:0: Audio: mp2, 44100 Hz, stereo, s16, 64 kb/s
Metadata:
encoder : Lavc57.64.101 mp2
Output #6, ffm, to 'http://localhost:8090/feed7.ffm':
Metadata:
creation_time : now
encoder : Lavf57.56.101
Stream #6:0: Audio: mp2, 44100 Hz, stereo, s16, 64 kb/s
Metadata:
encoder : Lavc57.64.101 mp2
Output #7, ffm, to 'http://localhost:8090/feed8.ffm':
Metadata:
creation_time : now
encoder : Lavf57.56.101
Stream #7:0: Audio: mp2, 44100 Hz, stereo, s16, 64 kb/s
Metadata:
encoder : Lavc57.64.101 mp2
Stream mapping:
Stream #0:0 -> #0:0 (mp2 (native) -> mp2 (native))
Stream #0:0 -> #0:1 (mp2 (native) -> mp2 (native))
Stream #0:0 -> #1:0 (mp2 (native) -> mp2 (native))
Stream #0:0 -> #2:0 (mp2 (native) -> mp2 (native))
Stream #0:0 -> #3:0 (mp2 (native) -> mp2 (native))
Stream #0:0 -> #4:0 (mp2 (native) -> mp2 (native))
Stream #0:0 -> #5:0 (mp2 (native) -> mp2 (native))
Stream #0:0 -> #6:0 (mp2 (native) -> mp2 (native))
Stream #0:0 -> #7:0 (mp2 (native) -> mp2 (native))
Press [q] to stop, [?] for help
这是我的完整控制台。基本语法是
ffmpeg-i input1-i input2{switches}output1{switches}output2…
,所以
ffmpeg -i udp://@localhost:1111 -map 0:a:0 http://localhost:8090/feed1.ffm
-map 0:a:1 http://localhost:8090/feed2.ffm
-map 0:a:2 http://localhost:8090/feed3.ffm
...
您可以通过在并行进程的同时运行7个不同的ffmpeg实例来实现这一点;如果你愿意的话 让ffmpeg的每个实例解复用单个音频流并输出到相应的端口 有点像这样:
(ffmpeg-i udp://@localhost:1111-map 0:a:0http://localhost:8090/feed1.ffm )
&(ffmpeg-i udp://@localhost:1111-map 0:a:1http://localhost:8090/feed2.ffm )
&(ffmpeg-i udp://@localhost:1111-map 0:a:2http://localhost:8090/feed3.ffm )
&等等。
但是,我不推荐它,因为它会消耗您的CPU容量。我已经尝试过,它会将第一个流复制到所有其他流映射:流#0:0->0:0(mp2(本机)->mp2(本机)->流#0:0->0:1(mp2(本机)->mp2(本机)->流#0:0->1:0(mp2(本机)->流#0:0:0->2(本机)->(本机)流#0:0->3:0(mp2(本机)->mp2(本机)流#0:0->4:0(mp2(本机)->mp2(本机)流#0:0->5:0(mp2(本机)->mp2(本机)流#0:0->6:0(mp2(本机)->流用于帮助显示完整的控制台输出。这是指向短示例的链接。它有所有8个流通道。请下载它并尝试模拟我的情况。