Ffmpeg Flv Audio

Use FFmpeg To Easily Extract Audio From FLV FIles

https://helpdeskgeek.com/linux-tips/use-ffmpeg-to-easily-extract-audio-from-flv-files/

Extracting Audio From FLV Files. Once installed, using FFmpeg is pretty simple, as long as you know which commands to use. There are hundreds of different options, a special syntax to use in different circumstance, and the sheer power and complexity can be a bit overwhelming. Thankfully, for our job, FFmpeg is pretty straightforward.

Encode flv video with no audio with ffmpeg - Stack Overflow

https://stackoverflow.com/questions/10152910/encode-flv-video-with-no-audio-with-ffmpeg

Encode flv video with no audio with ffmpeg. Ask Question Asked 9 years, 9 months ago. Active 9 years, 9 months ago. Viewed 3k times 0 I'm making an application that needs to convert videos to webm or mp4, it works great with all videos I've tried, but it fails if I use a flv file with no audio channels. $ ffmpeg -i 0986229665-339108519108 ...

solved = ffmpeg to .flv audio quality improvement ...

https://forum.videohelp.com/threads/336285-solved-ffmpeg-to-flv-audio-quality-improvement

The default aac bitrate is set to 64 kbps which is very low. Try this... Code: ffmpeg -i test.mp4 -sameq -acodec libfaac -ab 192k -s 480x320 test.flv. For even better sound quality you can also use higher -ab bitrates (224k, 256k, 320k). You can also higher the sample frequency to -ar 48000. Code:

Converting FLV to MP4 With FFmpeg The Ultimate Guide ...

https://blog.addpipe.com/flv-to-mp4/

Here’s the FFmpeg command to transcode the audio data to AAC while keeping the original H.264 video data: ffmpeg -i video.flv -vcodec copy video.mp4. If you’re particular about the audio data you can use -ar to specify the audio sample rate (kHz) and -ac to specify the number of channels (1 for mono, 2 for stereo).

SupportedMediaTypesInFormats – FFmpeg

https://trac.ffmpeg.org/wiki/SupportedMediaTypesInFormats

FLV : flv : PCM S16 LE : pcm_s16le : 16 bit little-endian pulse-code modulation FLV : flv : ADPCM : adpcm_swf : Shockwave Flash Audio FLV : flv : AAC : aac / libfaac / libfdk_aac : FFmpeg's internal aac encoder/decoder (experimental), external libraries libfdk_aac and libfaac are used to encode AAC LC audio. libfdk_aac supports AAC LC, HE-AAC ...

Easy Ways to Convert FLV to MOV Video File Formats on ...

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How to convert FLV video to MP4 format free

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Converting flv to Mpg with Audio and ffmpeg

https://www.linuxquestions.org/questions/linux-software-2/converting-flv-to-mpg-with-audio-and-ffmpeg-646876/

example ffmpeg -ab 56, when it should be ffmpeg -ab 56000. I had created a general purpose 1 line script: Content flv2mpg.sh. ffmpeg -i $1.flv -ab 128000 -ar 44100 -b 500000 -s 640x480 -ac 2 -acodec libmp3lame $1.mpg. -ab parameter: audio bitrate. Other: 56000, 80000, 256000. -ar parameter: audio sampling rate (Hz). Other: 22050.