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Questions tagged [bitrate]

Bitrate is the number of bits that are conveyed or processed per unit of time.

Bitrate is the number of bits that are conveyed or processed per unit of time.

More information at https://en.wikipedia.org/wiki/Bit_rate

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Changing the bit rate of an MP3 bitrate on Android without ffmpeg

In my project, I have a 320kbps MP3 that is quite large. Since it's so big, I'd like to convert it to use a lower bit rate (about 80kbps). I know that the ffmpeg library exists to do this, but using ffmpeg in Android is very complex. Is there…
illusion softworks
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python average bitrate per second

I have a txt file that looks like this: 0.065998 81 0.319601 81 0.539613 81 0.768445 81 1.671893 81 1.785064 81 1.881242 954 1.921503 193 1.921605 188 1.943166 81 2.122283 …
user2033409
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Getting error while setting bitrate in CAN interface for ICS

I am trying to set the bit-rate in i.Mx6 processor in android. I am using iproute2 utility to set bitrate for CAN controller. The command used to set the bitrate is given below: #ip link set can0 type can bitrate 125000 While I am trying to set the…
Salih
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Get list of files recursively by bit rate in powershell

How can you list all files (recursively) within a directory where the file (audio) bit rate is greater than 32kbps using powershell?
user141429
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Batch or VBS | How to check the bitrate of a music file?

I need to check the bitrate of a music file, I need to receive the number in digits like: 192000 (for 192 kbps), 320000 (for 32kbps) or (+)3000000 for wavs and uncompressed music. I mean I need exactly the number, If an MP3 is VBR and is compressed…
ElektroStudios
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Finding Bitrate of video file

How can we find bitrate of a video file in c++? Can we do this by file handling? Thanks
Umer Farooq
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FFmpeg: bitrate change dynamically

I read the previous thread and this is the response from NISHAnT, FFMPEG: Dynamic change of bit_rate for Video avcodec_init(); avcodec_register_all(); codec = avcodec_find_encoder(CODEC_ID_H263); c = avcodec_alloc_context(); picture=…
Kevin Yen-Fu Ou
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How to change bitrate mode: VBR to CBR with MPEG4 of H264 file?

I've tried to convert bitrate mode from VBR to CBR with FFMPEG library,but bitrate mode cannot change. My command line: ffmpeg -i -f mpegts -acodec libmp3lame -ar 48000 -ab 64k -s 320×240 -vcodec libx264 -b 96k -flags +loop -cmp +chroma…
The Bird
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How to set bitrate in this PHP function for merging audio files

I'm merging multiple audio files (.wav) via this function but now I want to specify the bitrate of output file. What should I do? function joinwavs($wavs) { $fields = join('/', array('H8ChunkID', 'VChunkSize', 'H8Format', …
Krishna
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How to calculate size per minute of MP4 file(MPEG4,H.264)?

I've a .MP4 file. I know MP4 file has some attributes such as: general bitrate,file size. Video: Max bitrate,min bitrate,avg bitrate,size Audio: Max bitrate,min bitrate,avg bitrate,size I want to get the size(or maximum size) per minutes from above…
The Bird
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Best bitrate to use for streaming audio via mobile

I run a podcasting site where users can stream the podcasts via a HTML5 player. I've just optimized my site for mobile so that users can listen on the go. Issue I'm having is that it tends to buffer a lot as the MP3 quality on all the podcasts is…
nutman
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Exact number of seconds in a video

I'm trying to get a videos exact size by using the following. (size in bytes*8)/(total bit rate(audio+video bitrates) * 1024) ex: (1,136,992*8)/(7128*1024) which comes out to 1.24617705 seconds But in windows movie maker live, it was saying that the…
Riveascore
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How To Detect Embedded Video Encoded Bitrate

If I want to embed a video file or stream that is not my own into an html page, is there any way that I can first detect the bitrate that the video was encoded at? Is there a way that it can be interrogated by a php routine (ideally) or some other…
Colin
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How to calculate real bitrate of incoming rtsp stream with GStreamer?

Is there any way to calculate real bitrate of incoming RTSP stream? I've used "current-level-bytes" property of queue element, but result was unacceptable. I've also tried gst_element_query_duration with GST_FORMAT_BYTES on rtspsrc but it gives 0.
Wolf Schulz
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How to modify the bit_rate of AVFormatContext?

Hello，I would like to know how to modify the bit_rate of AVFormatContext. Here is the minimal reproducible example.This is a simple process for pushing rtmp video streams.Now I want to control the bitrate of the video it pushes. I tried modifying…
Zion Liu
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