![]() Under Windows I renamed the file, adding an extension ". ![]() Note: It seems that the recorded file does not have a length specified. How to convert the entire file (which is 12 seconds long) to its full length? And this happens with all recorded files. Video:0kB audio:16kB subtitle:0kB other streams:0kB global headers:0kB muxing overhead: 3.343701%Īs you can see, the duration is 01.00 second. ![]() Size= 17kB time=00:00:01.01 bitrate= 135.5kbits/s speed=37.2x ffmpeg -i video.ts -vcodec libx264 -codec:a copy video.mp4 From the perspective of FFMPEG, it is converting a video file using the MPEG Transport Stream container into an MPEG-4 container. ffmpeg -i /input.webm -c:v libx264 -c:a aac -strict experimental -b:a 192k output.mp4. dn disables all data-streams from the input sn disables all subtitle-streams from the input q:a quality set audio quality (codec-specific) (lower is better), see vn disables all video-streams from the input If audio format in the input cannot be embedded. The options -c:v copy and -c:a copy indicate video and audio won't be encoded again, respectively. ffmpeg -i input.3gp -c:v copy -c:a copy output.mp4. I have recorded an audio file with MediaRecorder on iPhone. If the codecs of your input file are already h264 and aac for video and audio, respectively, you can just copy without decoding and encoding again.
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