August 2025 Release

Error Corrections

• FFT: scale values between -1.0 and 1.0
• fixed ADTSDecoder compile error w/o ns
• RingBuffer: prevent div by 0
• Fix player is still active when the source is done (#2084)
• PitchShift: correction & documentation
• BufferedStream: available() provide data from source
• VolumeStream: keep allow_boost when setAudioInfo() is called
• Switch PDM TX to the DAC mode. (#2134)
• FormatConverterStream: correct notification handling

Improvements

• Converted AudioSourceIdxSDFAT, AudioSourceSDFAT to template class
• added support for VBAN ping packet (#2098)
• DynamicMultiBuffer: begin() method to position the read pos to the start
• AudioFFT: toMEL() and fromMEL()
• MimeDetector added setActive() and clear()
• MiniAudioStream: improve stability
• Generated sounds use int16_t as default template value
• AudioServerT: Support Safari streaming behaviour (#2142)
• AudioToolsConfig.h: move platforms to PlatformConfig directory

New Functionality

• New class: CodecChain that chains codecs in sequence
• New DRAFT DSFDecoder for Direct Stream Digital
• New class: GoertzelStream and GoertzelDetector to detect predefined frequencies
• New class: Equalizer3BandsPerChannel: Equalizer3Bands with settings per channel
• New class MultiStreamingDecoder: Support for multiple codecs
• New class AudioSourceVector and AudioSourceArray: Flexible AudioSources for the AudioPlayer
• Draft PWMComplementaryDriverESP32 to support complementary PWM pairs
• Support for ESP32 C5