May not be used in a transcoding situation. Property is a four-character code value can be a signedģ2-bit integer or a single precision floating point value.Į.g. Set an arbitrary AudioConverter property to a given value Specify the codec with the specified 4-character component manufacturer code Generate an SHA-1 hash of the input audio data and add it to the output file. Indicate the anchor loudness of the content in dB Set a single precision floating point value to If -1 is specified for either, the valueĭon't page-align audio data in the output fileĪnalyze audio, add SoundCheck data to the output file prime-override samples_prime samples_remainĬan be used to override the priming information stored in the sourceįile to the specified values. Src_complexity (sample rate converter complexity): line, norm, batsīitrate allocation strategy for encoding an audio trackĠ for CBR, 1 for ABR, 2 for VBR_constrained, 3 for VBRĭecode priming method (see AudioConverter.h) Src_quality (sample rate converter quality): 0-127 (default is 127) 1 channel consumes few bits and can be discounted in the If specified once, applies to output file if twice, the firstĪpplies to the input file, the second to the output fileįor stereo source: 128000 bits per channel (prefix "kAudioChannelLayoutTag_" may be omitted) Layout_tag: name of a constant from CoreAudioTypes.h Native format of the lossless encoded source file (alac, FLAC only)Īdd/remove channels without regard to order. BEI16 a data format appropriate to file format (see -hf)įrames per packet can be specified for some encoders, e.g.: samr#12Ī format of "0" specifies the same format as the source file,Ī format of "N" specifies the destination format should be the Output file options apply to the previous output_file. Is written into the same directory as input_file.Īfconvert input_file ]. Is not specified, a name is generated programmatically and the file Options may appear before or after the direct arguments.
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