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- /*
- * Copyright (c) 2016, 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_AOM_DSP_BITREADER_BUFFER_H_
- #define AOM_AOM_DSP_BITREADER_BUFFER_H_
- #include <limits.h>
- #include "aom/aom_integer.h"
- #ifdef __cplusplus
- extern "C" {
- #endif
- typedef void (*aom_rb_error_handler)(void *data);
- struct aom_read_bit_buffer {
- const uint8_t *bit_buffer;
- const uint8_t *bit_buffer_end;
- uint32_t bit_offset;
- void *error_handler_data;
- aom_rb_error_handler error_handler;
- };
- size_t aom_rb_bytes_read(const struct aom_read_bit_buffer *rb);
- int aom_rb_read_bit(struct aom_read_bit_buffer *rb);
- int aom_rb_read_literal(struct aom_read_bit_buffer *rb, int bits);
- uint32_t aom_rb_read_unsigned_literal(struct aom_read_bit_buffer *rb, int bits);
- int aom_rb_read_inv_signed_literal(struct aom_read_bit_buffer *rb, int bits);
- uint32_t aom_rb_read_uvlc(struct aom_read_bit_buffer *rb);
- int16_t aom_rb_read_signed_primitive_refsubexpfin(
- struct aom_read_bit_buffer *rb, uint16_t n, uint16_t k, int16_t ref);
- #ifdef __cplusplus
- } // extern "C"
- #endif
- #endif // AOM_AOM_DSP_BITREADER_BUFFER_H_
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