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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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Getting bit rate or bit depth of an audio wav file

I am using AudioTrack to play a .wav audio file. Everything is fine but I for now I have hard coded the bit depth of the audio file while initializing the AudioTrack object in STATIC_MODE. mAudioTrack = new AudioTrack(AudioManager.STREAM_MUSIC,…
Swapnil
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Modify bitrate in AVAsset for cordova Video Editor

I need to reduce the dimension of a video taken with an hybrid app without reduce the resolution therefore I'm trying to modify the cordova video editor plugin to reduce the dimension of the video by changing the bitrate. I've tried to use…
OneZeroOne
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Flex: Multi bitrate switching between live streams using the VideoDisplay component

I am passing to the source property of a VideoDisplay component a DynamicStreamingVideoSource object with 3 different dynamic live stream items, described by this XML, for your…
Liviu
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avconv transcode 96k mp2 to 256k mp2 using Python

My older Digigram audio cards sometimes fail while trying to crossfade audio of different bitrates. I tried using python to convert everything new to match our existing 256k MP2. Converting WAV and MP3 worked great, but MP2 fails. The file output is…
L Purloi
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MP3 change bitrate

I have pre recorded 5 mp3 files at 320 kbps. In C# I am using this code to merge/join them together in one mp3: private void MergeMP3(List inputFiles, FileStream output) { foreach (string file in inputFiles) { Mp3FileReader…
knowkeen
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Adaptive Bitrate streaming in ios

I am trying to implement adaptive bitrate streaming in ios. I have m3u8 url which has around 8-10 other url according to the bandwidth. Question how to implement it in ios. Do we have a specific player which will automatically change the bandwidth…
Tushar Limaye
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How to set a fixed or minimum audio bit rate over a bluetooth device using iPhone?

I am totally new into this bluetooth side, if anyone can help me or provide over links for further information could be really helpful. I am trying to create a seamless high quality bit rate transfer of audio from iPhone to a third party bluetooth…
Senthil
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android MediaPlayer cannot play mp3 with 16kbps bit rate on Kitkat

i am creating an application that in it i need to play some sounds with low bit rates such as 16kbps. I use MediaPlayer with below code. but it cannot play and i get Error(100, 0) in logcat. when i replace audio with 48kbps OGG file or 128kbps MP3…
MohammadReza Vahedi
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Make FFmpeg output a similar video quality

I'm using FFmpeg in my program to cut a video. This is the command my program executed: ffmpeg -i in.avi -ss 00:00:00.000 -to 00:04:35.000 out.avi Quality and size of out.avi are MUCH lower than in.avi. How can I tell FFmpeg to keep the quality of…
Nocta
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How to play wav file with 8Kbps bit rate in iOS application?

I develop an iOS application where i should call web service and return audio file ( as byte array ) then play it to user . I have problem with audio file format as it has 8 Kbps bit rate and no player inside app can play it. when I convert it to…
Ahmed Emad
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Determining the uncompressed bit-rate of a video

So recently, I experimented with encoding the default Windows 7 Wildlife sample video with the following handbrake settings: https://i.stack.imgur.com/GQhQv.png I did this three times, with the only difference being the x264 Preset, which I set at…
xyz
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How can I lower the bitrate of a given resolution with AV Foundation Framework?

I can easily record using the video settings presets, but if I want to adjust the bitrate of a given resolution, I can't find how to do that via their documentation. I'm assuming I need to use a lower level api, but didn't see anything that jumped…
Spilly
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MP3s playing at wrong bitrate on Debian VirtualBox Guest in OS X Host

Collection of mp3 files imported to VirtualBox (via binary ftp) from host sound very slow, so assume are playing at wrong bitrate. Checksums match as per /usr/bin/openssl md5 *.mp3 (on OS X) and md5sum *.mp3 on debian. Even tried moving a file back…
MikeiLL
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What characteristics should have a .wav file as result of TTS engine to be be listened with high quality?

I'm trying to generate high quality voice-over using Microsoft Speech API. What kind of values I should pass in to this constructor to guarantee high quality audio? The .wav file will be used latter to feed FFmpeg, so audio will be re-encoded latter…
user1785721
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Android - Recorded audio file differs size when changing device

I am trying to record an audio file in Android, I'm setting the output file bit rate and sampling rate, everything is working right but whenever i record anything in a different device the file size differs a lot. I have made some tests with a Z2…
juanes666
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