/* * Copyright (c) 2017, Alliance for Open Media. All rights reserved. * * This source code is subject to the terms of the BSD 2 Clause License and * the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License * was not distributed with this source code in the LICENSE file, you can * obtain it at www.aomedia.org/license/software. If the Alliance for Open * Media Patent License 1.0 was not distributed with this source code in the * PATENTS file, you can obtain it at www.aomedia.org/license/patent.
*/ #ifndef AOM_COMMON_OBUDEC_H_ #define AOM_COMMON_OBUDEC_H_
// Returns 1 when file data starts (if Annex B stream, after reading the // size of the OBU) with what appears to be a Temporal Delimiter // OBU as defined by Section 5 of the AV1 bitstream specification. int file_is_obu(struct ObuDecInputContext *obu_ctx);
// Reads one Temporal Unit from the input file. Returns 0 when a TU is // successfully read, 1 when end of file is reached, and less than 0 when an // error occurs. Stores TU data in 'buffer'. Reallocs buffer to match TU size, // returns buffer capacity via 'buffer_size', and returns size of buffered data // via 'bytes_read'. int obudec_read_temporal_unit(struct ObuDecInputContext *obu_ctx,
uint8_t **buffer, size_t *bytes_read,
size_t *buffer_size);
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