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SPDL 0.0.10 documentation
SPDL 0.0.10 documentation
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Contents

  • Overview
  • Installation
  • Getting Started
    • Building and Running Pipeline
    • Pipeline Stages
    • Concurrency
  • Performance Analysis
    • Is data loading bottleneck?
    • Which stage is the bottleneck?
  • Usage Guide
    • Why try SPDL?
    • Paradigm Shift
    • Practical Example
  • Best Practices
  • Examples
    • image_dataloading
    • video_dataloading
    • imagenet_classification
    • multi_thread_preprocessing
    • streaming_nvdec_decoding
  • Frequently Asked Questions

API References

  • API Reference
    • spdl.pipeline
    • spdl.dataloader
    • spdl.source
    • spdl.io
    • spdl.io.utils
  • API Reference (C++)
    • Class List
    • File List
    • API
      • Namespace spdl
      • Namespace spdl::core
      • Namespace spdl::core::detail
      • Namespace std
      • Struct AVRational
      • Struct BytesAdaptor
      • Struct CPUBuffer
      • Struct DataInterface
      • Struct DecodeConfig
      • Struct DemuxConfig
      • Struct EncodeConfig
      • Template Struct EncodeConfigBase
      • Template Struct Generator
      • Struct Generator::promise_type
      • Template Struct Packets
      • Struct RawPacketData
      • Struct SourceAdaptor
      • Struct Storage
      • Template Class Codec
      • Class CPUStorage
      • Template Class Decoder
      • Class Demuxer
      • Template Class DecoderImpl
      • Template Class EncoderImpl
      • Template Class Encoder
      • Class FilterGraph
      • Template Class Frames
      • Class InternalError
      • Class Muxer
      • Class PacketSeries
      • Class StreamingDemuxer
      • Class TracingSession
      • Enum CodecID
      • Enum ElemClass
      • Enum MediaType
      • Function spdl::core::apply_bsf
      • Template Function spdl::core::clone
      • Template Function spdl::core::convert_frames(const std::vector<const Frames<media> *>&, std::shared_ptr<CPUStorage>)
      • Template Function spdl::core::convert_frames(const Frames<media> *, std::shared_ptr<CPUStorage>)
      • Function spdl::core::convert_rgb_array
      • Function spdl::core::cpu_buffer
      • Function spdl::core::encode_image
      • Function spdl::core::extract_packets_at_indices
      • Function spdl::core::get_ffmpeg_filters
      • Function spdl::core::get_ffmpeg_log_level
      • Function spdl::core::get_ffmpeg_versions
      • Template Function spdl::core::get_pts
      • Function spdl::core::init_glog
      • Function spdl::core::init_tracing
      • Function spdl::core::make_demuxer(const std::string&, const SourceAdaptorPtr&, const std::optional<DemuxConfig>&)
      • Function spdl::core::make_demuxer(const std::string_view, const std::optional<DemuxConfig>&)
      • Function spdl::core::make_filter_graph
      • Function spdl::core::register_avdevices
      • Function spdl::core::set_ffmpeg_log_level
      • Template Function spdl::core::trace_counter
      • Function spdl::core::trace_event_begin
      • Function spdl::core::trace_event_end
      • Define _IS_AUDIO
      • Define _IS_IMAGE
      • Define _IS_VIDEO
      • Define SPDL_DEFAULT_BUFFER_SIZE
      • Typedef AVRational
      • Typedef spdl::core::AnyFrames
      • Typedef spdl::core::AnyPackets
      • Typedef spdl::core::AudioCodec
      • Typedef spdl::core::AudioEncodeConfig
      • Typedef spdl::core::AudioEncoder
      • Typedef spdl::core::AudioEncoderPtr
      • Typedef spdl::core::AudioFrames
      • Typedef spdl::core::AudioFramesPtr
      • Typedef spdl::core::AudioPackets
      • Typedef spdl::core::AudioPacketsPtr
      • Typedef spdl::core::CPUBufferPtr
      • Typedef spdl::core::DataInterfacePtr
      • Typedef spdl::core::DecoderPtr
      • Typedef spdl::core::DemuxerPtr
      • Typedef spdl::core::EncoderPtr
      • Typedef spdl::core::FilterGraphPtr
      • Typedef spdl::core::FramesPtr
      • Typedef spdl::core::ImageCodec
      • Typedef spdl::core::ImageFrames
      • Typedef spdl::core::ImageFramesPtr
      • Typedef spdl::core::ImagePackets
      • Typedef spdl::core::ImagePacketsPtr
      • Typedef spdl::core::MuxerPtr
      • Typedef spdl::core::OptionDict
      • Typedef spdl::core::PacketSeriesPtr
      • Typedef spdl::core::PacketsPtr
      • Typedef spdl::core::Rational
      • Typedef spdl::core::SourceAdaptorPtr
      • Typedef spdl::core::StreamingDemuxerPtr
      • Typedef spdl::core::VideoCodec
      • Typedef spdl::core::VideoEncodeConfig
      • Typedef spdl::core::VideoEncoder
      • Typedef spdl::core::VideoEncoderPtr
      • Typedef spdl::core::VideoFrames
      • Typedef spdl::core::VideoFramesPtr
      • Typedef spdl::core::VideoPackets
      • Typedef spdl::core::VideoPacketsPtr
  • API Index

Development Notes

  • Development Notes
    • Implementation detail of Pipeline
  • Versions
    • dev
    • latest-release
    • 0.0.10
    • 0.0.9
    • 0.0.8
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spdl.io.AudioDecoder¶

class AudioDecoder[source]¶

Decode stream of audio packets. See Decoder for the detail.

Methods

decode(packets)

Decode the given packets
decode(
packets: AudioPackets
) → AudioFrames[source]¶

Decode the given packets

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  • spdl.io.AudioDecoder
    • AudioDecoder
      • AudioDecoder.decode()