Coverage Report

Created: 2025-06-13 07:07

/src/aom/aom_dsp/bitreader.c
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/*
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 * Copyright (c) 2016, Alliance for Open Media. All rights reserved.
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 *
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 * This source code is subject to the terms of the BSD 2 Clause License and
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 * the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License
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 * was not distributed with this source code in the LICENSE file, you can
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 * obtain it at www.aomedia.org/license/software. If the Alliance for Open
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 * Media Patent License 1.0 was not distributed with this source code in the
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 * PATENTS file, you can obtain it at www.aomedia.org/license/patent.
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 */
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#include "aom_dsp/bitreader.h"
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162k
int aom_reader_init(aom_reader *r, const uint8_t *buffer, size_t size) {
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162k
  if (size && !buffer) {
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0
    return 1;
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0
  }
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162k
  r->buffer_end = buffer + size;
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162k
  r->buffer = buffer;
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162k
  od_ec_dec_init(&r->ec, buffer, (uint32_t)size);
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#if CONFIG_ACCOUNTING
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  r->accounting = NULL;
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#endif
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162k
  return 0;
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162k
}
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103k
const uint8_t *aom_reader_find_begin(aom_reader *r) { return r->buffer; }
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187k
const uint8_t *aom_reader_find_end(aom_reader *r) { return r->buffer_end; }
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1.36M
uint32_t aom_reader_tell(const aom_reader *r) { return od_ec_dec_tell(&r->ec); }
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0
uint32_t aom_reader_tell_frac(const aom_reader *r) {
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0
  return od_ec_dec_tell_frac(&r->ec);
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0
}
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1.25M
int aom_reader_has_overflowed(const aom_reader *r) {
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1.25M
  const uint32_t tell_bits = aom_reader_tell(r);
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1.25M
  const uint32_t tell_bytes = (tell_bits + 7) >> 3;
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1.25M
  return ((ptrdiff_t)tell_bytes > r->buffer_end - r->buffer);
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1.25M
}