} results in ffmpeg reporting,"Address family not supported by protocol (src/ip_resolver.cpp:542) / Aborted" and mpd just saying it was a broken pipe. Upon a good bit of investigation and helpful suggestions from #ffmpeg, #bash, and #systemd the offending line in systemd unit filempd.ser...
ffmpeg.back.detect ERROR : rtsp://192.168.0.23:8554/cam/realmonitor: Protocol not supported frigate.video INFO : back: ffmpeg sent a broken frame. memoryview assignment: lvalue and rvalue have different structures frigate.video INFO : back: ffmpeg process is not running. exiting capture thread....
ffmpeg -hide_banner -i output.aac -acodec dca -strict -2 test2.wav 注意,这个命令是修改编码格式(输入 ffmpeg -encoders, 查询支持的音频编码格式),然后需要加入 "-strict -2",然后需要封装格式支持这种编码格式,要是不支持的话,就无法进行转换,会报错"Codec opus not supported in WAVE format, Could ...
ffmpeg 错误码记录 #defineEPERM 1/* Operation not permitted */#defineENOENT 2/* No such file or directory */#defineESRCH 3/* No such process */#defineEINTR 4/* Interrupted system call */#defineEIO 5/* I/O error */#defineENXIO 6/* No such device or address */#defineE2BIG 7/* Ar...
首先会调用函数ffurl_open,构造出URLContext结构体,这个结构体中包含了URLProtocol(需要去第一步register_protocol中已经注册的协议链表)中去寻找;接着会调用avio_alloc_contex方法,分配出AVIOContext结构体,并将上一步构造出来的URLProtocol传递进来;然后把上一步分配出来的AVIOContext结构体赋值给AVFormatContext属性。 下...
1、RTMP(Real RTMP（real time messaging protocol）实时消息传输协议 RTMP 给予TCP协议 是一个协议族 包括RTMP基本协议及RTMPT/RTMPS/RTMPE等多种变种 RTMP 内部使用的格式为 FLV 我们
-h type=name -- print all options for the named decoder/encoder/demuxer/muxer/filter/bsf/protocol See man ffmpeg for detailed description of the options. Print help / information / capabilities: -L show license -h topic show help -? topic show help ...
* ffmpeg can use any supported file format and protocol as input: Examples: * You can input from YUV files: ffmpeg -i /tmp/test%d.Y /tmp/out.mpg It will use the files: /tmp/test0.Y, /tmp/test0.U, /tmp/test0.V, /tmp/test1.Y, /tmp/test1.U, /tmp/test1.V, etc... ...
protocol=NAME enable protocol NAME --disable-protocol=NAME disable protocol NAME --disable-protocols disable all protocols --enable-indev=NAME enable input device NAME --disable-indev=NAME disable input device NAME --disable-indevs disable input devices --enable-outdev=NAME enable output device ...
This protocol accepts the following options: truncate Truncate existing files on write, if set to 1. A value of 0 prevents truncating. Default value is 1. blocksize Set I/O operation maximum block size, in bytes. Default value is INT_MAX, which results in not limiting the requested blo...