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| class AudioMetaData: | |
| """AudioMetaData() | |
| Return type of ``torchaudio.info`` function. | |
| :ivar int sample_rate: Sample rate | |
| :ivar int num_frames: The number of frames | |
| :ivar int num_channels: The number of channels | |
| :ivar int bits_per_sample: The number of bits per sample. This is 0 for lossy formats, | |
| or when it cannot be accurately inferred. | |
| :ivar str encoding: Audio encoding | |
| The values encoding can take are one of the following: | |
| * ``PCM_S``: Signed integer linear PCM | |
| * ``PCM_U``: Unsigned integer linear PCM | |
| * ``PCM_F``: Floating point linear PCM | |
| * ``FLAC``: Flac, Free Lossless Audio Codec | |
| * ``ULAW``: Mu-law | |
| * ``ALAW``: A-law | |
| * ``MP3`` : MP3, MPEG-1 Audio Layer III | |
| * ``VORBIS``: OGG Vorbis | |
| * ``AMR_WB``: Adaptive Multi-Rate Wideband | |
| * ``AMR_NB``: Adaptive Multi-Rate Narrowband | |
| * ``OPUS``: Opus | |
| * ``HTK``: Single channel 16-bit PCM | |
| * ``UNKNOWN`` : None of above | |
| """ | |
| def __init__( | |
| self, | |
| sample_rate: int, | |
| num_frames: int, | |
| num_channels: int, | |
| bits_per_sample: int, | |
| encoding: str, | |
| ): | |
| self.sample_rate = sample_rate | |
| self.num_frames = num_frames | |
| self.num_channels = num_channels | |
| self.bits_per_sample = bits_per_sample | |
| self.encoding = encoding | |
| def __str__(self): | |
| return ( | |
| f"AudioMetaData(" | |
| f"sample_rate={self.sample_rate}, " | |
| f"num_frames={self.num_frames}, " | |
| f"num_channels={self.num_channels}, " | |
| f"bits_per_sample={self.bits_per_sample}, " | |
| f"encoding={self.encoding}" | |
| f")" | |
| ) | |