|  | /* | 
|  | * Copyright (c) 2021, Alliance for Open Media. All rights reserved | 
|  | * | 
|  | * This source code is subject to the terms of the BSD 3-Clause Clear License | 
|  | * and the Alliance for Open Media Patent License 1.0. If the BSD 3-Clause Clear | 
|  | * License was not distributed with this source code in the LICENSE file, you | 
|  | * can obtain it at aomedia.org/license/software-license/bsd-3-c-c/.  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 | 
|  | * aomedia.org/license/patent-license/. | 
|  | */ | 
|  |  | 
|  | #ifndef AOM_AV1_DECODER_OBU_H_ | 
|  | #define AOM_AV1_DECODER_OBU_H_ | 
|  |  | 
|  | #include "aom/aom_codec.h" | 
|  | #include "av1/decoder/decoder.h" | 
|  |  | 
|  | // Try to decode one frame from a buffer. | 
|  | // Returns 1 if we decoded a frame, | 
|  | //         0 if we didn't decode a frame but that's okay | 
|  | //           (eg, if there was a frame but we skipped it), | 
|  | //     or -1 on error | 
|  | int aom_decode_frame_from_obus(struct AV1Decoder *pbi, const uint8_t *data, | 
|  | const uint8_t *data_end, | 
|  | const uint8_t **p_data_end); | 
|  |  | 
|  | aom_codec_err_t aom_get_num_layers_from_operating_point_idc( | 
|  | int operating_point_idc, unsigned int *number_spatial_layers, | 
|  | unsigned int *number_temporal_layers); | 
|  |  | 
|  | #endif  // AOM_AV1_DECODER_OBU_H_ |