nvidia.dali.fn.readers ~~~~~~~~~~~~~~~~~~~~~~ .. seealso:: * `Examples covering how to load data using DALI readers and external source operator <../examples/general/data_loading/index.html>`_ The following table lists all operations available in ``nvidia.dali.fn.readers`` module: .. currentmodule:: nvidia.dali.fn ======================================================================================================== ================================================ ====================================================================================================================================================== Function Device support Short description ======================================================================================================== ================================================ ====================================================================================================================================================== :meth:`readers.caffe ` CPU Reads (Image, label) pairs from a Caffe LMDB. :meth:`readers.caffe2 ` CPU Reads sample data from a Caffe2 Lightning Memory-Mapped Database (LMDB). :meth:`readers.coco ` CPU Reads data from a COCO dataset that is composed of a directory with images and annotation JSON files. :meth:`readers.file ` CPU Reads file contents and returns file-label pairs. :meth:`readers.mxnet ` CPU Reads the data from an MXNet RecordIO. :meth:`readers.nemo_asr ` CPU Reads automatic speech recognition (ASR) data (audio, text) from an NVIDIA NeMo compatible manifest. :meth:`readers.numpy ` CPU, GPU Reads Numpy arrays from a directory. :meth:`readers.sequence ` CPU Reads [Frame] sequences from a directory representing a collection of streams. :meth:`readers.tfrecord ` CPU Reads samples from a TensorFlow TFRecord file. :meth:`readers.video ` GPU Loads and decodes video files using FFmpeg and NVDECODE, which is the hardware-accelerated video decoding feature in the NVIDIA(R) GPU. :meth:`readers.video_resize ` GPU Loads, decodes and resizes video files with FFmpeg and NVDECODE, which is NVIDIA GPU's hardware-accelerated video decoding. :meth:`readers.webdataset ` CPU A reader for the webdataset format. ======================================================================================================== ================================================ ====================================================================================================================================================== .. toctree:: :hidden: nvidia.dali.fn.readers.caffe nvidia.dali.fn.readers.caffe2 nvidia.dali.fn.readers.coco nvidia.dali.fn.readers.file nvidia.dali.fn.readers.mxnet nvidia.dali.fn.readers.nemo_asr nvidia.dali.fn.readers.numpy nvidia.dali.fn.readers.sequence nvidia.dali.fn.readers.tfrecord nvidia.dali.fn.readers.video nvidia.dali.fn.readers.video_resize nvidia.dali.fn.readers.webdataset