LCOV - app.info - media/libvpx/vp8/decoder/treereader.h

LCOV - code coverage report
| Current view: | directory - media/libvpx/vp8/decoder - treereader.h (source / functions) |  | Found | Hit | Coverage |
| Test: | app.info | Lines: | 4 | 0 | 0.0 %
| Date: | 2012-04-21 | Functions: | 1 | 0 | 0.0 %

           1                 : /*
           2                 :  *  Copyright (c) 2010 The WebM project authors. All Rights Reserved.
           3                 :  *
           4                 :  *  Use of this source code is governed by a BSD-style license
           5                 :  *  that can be found in the LICENSE file in the root of the source
           6                 :  *  tree. An additional intellectual property rights grant can be found
           7                 :  *  in the file PATENTS.  All contributing project authors may
           8                 :  *  be found in the AUTHORS file in the root of the source tree.
           9                 :  */
          10                 :
          11                 :
          12                 : #ifndef tree_reader_h
          13                 : #define tree_reader_h 1
          14                 :
          15                 : #include "vp8/common/treecoder.h"
          16                 :
          17                 : #include "dboolhuff.h"
          18                 :
          19                 : typedef BOOL_DECODER vp8_reader;
          20                 :
          21                 : #define vp8_read vp8dx_decode_bool
          22                 : #define vp8_read_literal vp8_decode_value
          23                 : #define vp8_read_bit( R) vp8_read( R, vp8_prob_half)
          24                 :
          25                 :
          26                 : /* Intent of tree data structure is to make decoding trivial. */
          27                 :
          28               0 : static int vp8_treed_read(
          29                 :     vp8_reader *const r,        /* !!! must return a 0 or 1 !!! */
          30                 :     vp8_tree t,
          31                 :     const vp8_prob *const p
          32                 : )
          33                 : {
          34               0 :     register vp8_tree_index i = 0;
          35                 :
          36               0 :     while ((i = t[ i + vp8_read(r, p[i>>1])]) > 0) ;
          37                 :
          38               0 :     return -i;
          39                 : }
          40                 :
          41                 : #endif /* tree_reader_h */

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