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<div class="title">h264_parser.h</div> </div>
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<div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="comment">// Copyright 2014 The Chromium Authors. All rights reserved.</span></div>
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<div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment">// Use of this source code is governed by a BSD-style license that can be</span></div>
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<div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment">// found in the LICENSE file.</span></div>
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<div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment">//</span></div>
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<div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment">// This file contains an implementation of an H264 Annex-B video stream parser.</span></div>
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<div class="line"><a name="l00006"></a><span class="lineno"> 6</span> </div>
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<div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="preprocessor">#ifndef MEDIA_CODECS_H264_PARSER_H_</span></div>
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<div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="preprocessor"></span><span class="preprocessor">#define MEDIA_CODECS_H264_PARSER_H_</span></div>
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<div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="preprocessor"></span></div>
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<div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="preprocessor">#include <stdint.h></span></div>
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<div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="preprocessor">#include <stdlib.h></span></div>
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<div class="line"><a name="l00012"></a><span class="lineno"> 12</span> </div>
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<div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="preprocessor">#include <map></span></div>
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<div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="preprocessor">#include <memory></span></div>
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<div class="line"><a name="l00015"></a><span class="lineno"> 15</span> </div>
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<div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="preprocessor">#include "packager/media/codecs/h26x_bit_reader.h"</span></div>
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<div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="preprocessor">#include "packager/media/codecs/nalu_reader.h"</span></div>
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<div class="line"><a name="l00018"></a><span class="lineno"> 18</span> </div>
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<div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="keyword">namespace </span>shaka {</div>
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<div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="keyword">namespace </span>media {</div>
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<div class="line"><a name="l00021"></a><span class="lineno"> 21</span> </div>
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<div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="comment">// On success, |coded_width| and |coded_height| contains coded resolution after</span></div>
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<div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="comment">// cropping; |pixel_width:pixel_height| contains pixel aspect ratio, 1:1 is</span></div>
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<div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="comment">// assigned if it is not present in SPS.</span></div>
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<div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="keyword">struct </span>H264Sps;</div>
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<div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="keywordtype">bool</span> ExtractResolutionFromSps(<span class="keyword">const</span> H264Sps& sps,</div>
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<div class="line"><a name="l00027"></a><span class="lineno"> 27</span>  uint32_t* coded_width,</div>
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<div class="line"><a name="l00028"></a><span class="lineno"> 28</span>  uint32_t* coded_height,</div>
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<div class="line"><a name="l00029"></a><span class="lineno"> 29</span>  uint32_t* pixel_width,</div>
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<div class="line"><a name="l00030"></a><span class="lineno"> 30</span>  uint32_t* pixel_height);</div>
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<div class="line"><a name="l00031"></a><span class="lineno"> 31</span> </div>
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<div class="line"><a name="l00032"></a><span class="lineno"> 32</span> <span class="keyword">enum</span> {</div>
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<div class="line"><a name="l00033"></a><span class="lineno"> 33</span>  kH264ScalingList4x4Length = 16,</div>
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<div class="line"><a name="l00034"></a><span class="lineno"> 34</span>  kH264ScalingList8x8Length = 64,</div>
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<div class="line"><a name="l00035"></a><span class="lineno"> 35</span> };</div>
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<div class="line"><a name="l00036"></a><span class="lineno"> 36</span> </div>
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<div class="line"><a name="l00037"></a><span class="lineno"><a class="line" href="../../d1/d0a/structshaka_1_1media_1_1H264Sps.html"> 37</a></span> <span class="keyword">struct </span><a class="code" href="../../d1/d0a/structshaka_1_1media_1_1H264Sps.html">H264Sps</a> {</div>
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<div class="line"><a name="l00038"></a><span class="lineno"> 38</span>  <a class="code" href="../../d1/d0a/structshaka_1_1media_1_1H264Sps.html">H264Sps</a>();</div>
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<div class="line"><a name="l00039"></a><span class="lineno"> 39</span> </div>
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<div class="line"><a name="l00040"></a><span class="lineno"> 40</span>  <span class="keywordtype">int</span> profile_idc;</div>
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<div class="line"><a name="l00041"></a><span class="lineno"> 41</span>  <span class="keywordtype">bool</span> constraint_set0_flag;</div>
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<div class="line"><a name="l00042"></a><span class="lineno"> 42</span>  <span class="keywordtype">bool</span> constraint_set1_flag;</div>
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<div class="line"><a name="l00043"></a><span class="lineno"> 43</span>  <span class="keywordtype">bool</span> constraint_set2_flag;</div>
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<div class="line"><a name="l00044"></a><span class="lineno"> 44</span>  <span class="keywordtype">bool</span> constraint_set3_flag;</div>
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<div class="line"><a name="l00045"></a><span class="lineno"> 45</span>  <span class="keywordtype">bool</span> constraint_set4_flag;</div>
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<div class="line"><a name="l00046"></a><span class="lineno"> 46</span>  <span class="keywordtype">bool</span> constraint_set5_flag;</div>
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<div class="line"><a name="l00047"></a><span class="lineno"> 47</span>  <span class="keywordtype">int</span> level_idc;</div>
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<div class="line"><a name="l00048"></a><span class="lineno"> 48</span>  <span class="keywordtype">int</span> seq_parameter_set_id;</div>
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<div class="line"><a name="l00049"></a><span class="lineno"> 49</span> </div>
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<div class="line"><a name="l00050"></a><span class="lineno"> 50</span>  <span class="keywordtype">int</span> chroma_format_idc;</div>
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<div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  <span class="keywordtype">bool</span> separate_colour_plane_flag;</div>
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<div class="line"><a name="l00052"></a><span class="lineno"> 52</span>  <span class="keywordtype">int</span> bit_depth_luma_minus8;</div>
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<div class="line"><a name="l00053"></a><span class="lineno"> 53</span>  <span class="keywordtype">int</span> bit_depth_chroma_minus8;</div>
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<div class="line"><a name="l00054"></a><span class="lineno"> 54</span>  <span class="keywordtype">bool</span> qpprime_y_zero_transform_bypass_flag;</div>
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<div class="line"><a name="l00055"></a><span class="lineno"> 55</span> </div>
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<div class="line"><a name="l00056"></a><span class="lineno"> 56</span>  <span class="keywordtype">bool</span> seq_scaling_matrix_present_flag;</div>
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<div class="line"><a name="l00057"></a><span class="lineno"> 57</span>  <span class="keywordtype">int</span> scaling_list4x4[6][kH264ScalingList4x4Length];</div>
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<div class="line"><a name="l00058"></a><span class="lineno"> 58</span>  <span class="keywordtype">int</span> scaling_list8x8[6][kH264ScalingList8x8Length];</div>
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<div class="line"><a name="l00059"></a><span class="lineno"> 59</span> </div>
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<div class="line"><a name="l00060"></a><span class="lineno"> 60</span>  <span class="keywordtype">int</span> log2_max_frame_num_minus4;</div>
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<div class="line"><a name="l00061"></a><span class="lineno"> 61</span>  <span class="keywordtype">int</span> pic_order_cnt_type;</div>
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<div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  <span class="keywordtype">int</span> log2_max_pic_order_cnt_lsb_minus4;</div>
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<div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  <span class="keywordtype">bool</span> delta_pic_order_always_zero_flag;</div>
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<div class="line"><a name="l00064"></a><span class="lineno"> 64</span>  <span class="keywordtype">int</span> offset_for_non_ref_pic;</div>
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<div class="line"><a name="l00065"></a><span class="lineno"> 65</span>  <span class="keywordtype">int</span> offset_for_top_to_bottom_field;</div>
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<div class="line"><a name="l00066"></a><span class="lineno"> 66</span>  <span class="keywordtype">int</span> num_ref_frames_in_pic_order_cnt_cycle;</div>
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<div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  <span class="keywordtype">int</span> expected_delta_per_pic_order_cnt_cycle; <span class="comment">// calculated</span></div>
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<div class="line"><a name="l00068"></a><span class="lineno"> 68</span>  <span class="keywordtype">int</span> offset_for_ref_frame[255];</div>
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<div class="line"><a name="l00069"></a><span class="lineno"> 69</span>  <span class="keywordtype">int</span> max_num_ref_frames;</div>
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<div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  <span class="keywordtype">bool</span> gaps_in_frame_num_value_allowed_flag;</div>
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<div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  <span class="keywordtype">int</span> pic_width_in_mbs_minus1;</div>
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<div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  <span class="keywordtype">int</span> pic_height_in_map_units_minus1;</div>
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<div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  <span class="keywordtype">bool</span> frame_mbs_only_flag;</div>
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<div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  <span class="keywordtype">bool</span> mb_adaptive_frame_field_flag;</div>
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<div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  <span class="keywordtype">bool</span> direct_8x8_inference_flag;</div>
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<div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  <span class="keywordtype">bool</span> frame_cropping_flag;</div>
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<div class="line"><a name="l00077"></a><span class="lineno"> 77</span>  <span class="keywordtype">int</span> frame_crop_left_offset;</div>
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<div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  <span class="keywordtype">int</span> frame_crop_right_offset;</div>
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<div class="line"><a name="l00079"></a><span class="lineno"> 79</span>  <span class="keywordtype">int</span> frame_crop_top_offset;</div>
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<div class="line"><a name="l00080"></a><span class="lineno"> 80</span>  <span class="keywordtype">int</span> frame_crop_bottom_offset;</div>
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<div class="line"><a name="l00081"></a><span class="lineno"> 81</span> </div>
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<div class="line"><a name="l00082"></a><span class="lineno"> 82</span>  <span class="keywordtype">bool</span> vui_parameters_present_flag;</div>
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<div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  <span class="keywordtype">int</span> sar_width; <span class="comment">// Set to 0 when not specified.</span></div>
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<div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  <span class="keywordtype">int</span> sar_height; <span class="comment">// Set to 0 when not specified.</span></div>
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<div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  <span class="keywordtype">bool</span> bitstream_restriction_flag;</div>
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<div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  <span class="keywordtype">int</span> max_num_reorder_frames;</div>
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<div class="line"><a name="l00087"></a><span class="lineno"> 87</span>  <span class="keywordtype">int</span> max_dec_frame_buffering;</div>
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<div class="line"><a name="l00088"></a><span class="lineno"> 88</span> </div>
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<div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  <span class="keywordtype">int</span> chroma_array_type;</div>
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<div class="line"><a name="l00090"></a><span class="lineno"> 90</span> };</div>
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<div class="line"><a name="l00091"></a><span class="lineno"> 91</span> </div>
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<div class="line"><a name="l00092"></a><span class="lineno"><a class="line" href="../../de/de4/structshaka_1_1media_1_1H264Pps.html"> 92</a></span> <span class="keyword">struct </span><a class="code" href="../../de/de4/structshaka_1_1media_1_1H264Pps.html">H264Pps</a> {</div>
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<div class="line"><a name="l00093"></a><span class="lineno"> 93</span>  <a class="code" href="../../de/de4/structshaka_1_1media_1_1H264Pps.html">H264Pps</a>();</div>
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<div class="line"><a name="l00094"></a><span class="lineno"> 94</span> </div>
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<div class="line"><a name="l00095"></a><span class="lineno"> 95</span>  <span class="keywordtype">int</span> pic_parameter_set_id;</div>
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<div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  <span class="keywordtype">int</span> seq_parameter_set_id;</div>
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<div class="line"><a name="l00097"></a><span class="lineno"> 97</span>  <span class="keywordtype">bool</span> entropy_coding_mode_flag;</div>
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<div class="line"><a name="l00098"></a><span class="lineno"> 98</span>  <span class="keywordtype">bool</span> bottom_field_pic_order_in_frame_present_flag;</div>
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<div class="line"><a name="l00099"></a><span class="lineno"> 99</span>  <span class="keywordtype">int</span> num_slice_groups_minus1;</div>
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<div class="line"><a name="l00100"></a><span class="lineno"> 100</span>  <span class="keywordtype">int</span> num_ref_idx_l0_default_active_minus1;</div>
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<div class="line"><a name="l00101"></a><span class="lineno"> 101</span>  <span class="keywordtype">int</span> num_ref_idx_l1_default_active_minus1;</div>
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<div class="line"><a name="l00102"></a><span class="lineno"> 102</span>  <span class="keywordtype">bool</span> weighted_pred_flag;</div>
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<div class="line"><a name="l00103"></a><span class="lineno"> 103</span>  <span class="keywordtype">int</span> weighted_bipred_idc;</div>
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<div class="line"><a name="l00104"></a><span class="lineno"> 104</span>  <span class="keywordtype">int</span> pic_init_qp_minus26;</div>
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<div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  <span class="keywordtype">int</span> pic_init_qs_minus26;</div>
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<div class="line"><a name="l00106"></a><span class="lineno"> 106</span>  <span class="keywordtype">int</span> chroma_qp_index_offset;</div>
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<div class="line"><a name="l00107"></a><span class="lineno"> 107</span>  <span class="keywordtype">bool</span> deblocking_filter_control_present_flag;</div>
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<div class="line"><a name="l00108"></a><span class="lineno"> 108</span>  <span class="keywordtype">bool</span> constrained_intra_pred_flag;</div>
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<div class="line"><a name="l00109"></a><span class="lineno"> 109</span>  <span class="keywordtype">bool</span> redundant_pic_cnt_present_flag;</div>
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<div class="line"><a name="l00110"></a><span class="lineno"> 110</span>  <span class="keywordtype">bool</span> transform_8x8_mode_flag;</div>
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<div class="line"><a name="l00111"></a><span class="lineno"> 111</span> </div>
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<div class="line"><a name="l00112"></a><span class="lineno"> 112</span>  <span class="keywordtype">bool</span> pic_scaling_matrix_present_flag;</div>
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<div class="line"><a name="l00113"></a><span class="lineno"> 113</span>  <span class="keywordtype">int</span> scaling_list4x4[6][kH264ScalingList4x4Length];</div>
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<div class="line"><a name="l00114"></a><span class="lineno"> 114</span>  <span class="keywordtype">int</span> scaling_list8x8[6][kH264ScalingList8x8Length];</div>
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<div class="line"><a name="l00115"></a><span class="lineno"> 115</span> </div>
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<div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  <span class="keywordtype">int</span> second_chroma_qp_index_offset;</div>
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<div class="line"><a name="l00117"></a><span class="lineno"> 117</span> };</div>
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<div class="line"><a name="l00118"></a><span class="lineno"> 118</span> </div>
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<div class="line"><a name="l00119"></a><span class="lineno"><a class="line" href="../../d9/dff/structshaka_1_1media_1_1H264ModificationOfPicNum.html"> 119</a></span> <span class="keyword">struct </span><a class="code" href="../../d9/dff/structshaka_1_1media_1_1H264ModificationOfPicNum.html">H264ModificationOfPicNum</a> {</div>
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<div class="line"><a name="l00120"></a><span class="lineno"> 120</span>  <span class="keywordtype">int</span> modification_of_pic_nums_idc;</div>
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<div class="line"><a name="l00121"></a><span class="lineno"> 121</span>  <span class="keyword">union </span>{</div>
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<div class="line"><a name="l00122"></a><span class="lineno"> 122</span>  <span class="keywordtype">int</span> abs_diff_pic_num_minus1;</div>
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<div class="line"><a name="l00123"></a><span class="lineno"> 123</span>  <span class="keywordtype">int</span> long_term_pic_num;</div>
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<div class="line"><a name="l00124"></a><span class="lineno"> 124</span>  };</div>
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<div class="line"><a name="l00125"></a><span class="lineno"> 125</span> };</div>
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<div class="line"><a name="l00126"></a><span class="lineno"> 126</span> </div>
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<div class="line"><a name="l00127"></a><span class="lineno"><a class="line" href="../../d4/d4c/structshaka_1_1media_1_1H264WeightingFactors.html"> 127</a></span> <span class="keyword">struct </span><a class="code" href="../../d4/d4c/structshaka_1_1media_1_1H264WeightingFactors.html">H264WeightingFactors</a> {</div>
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<div class="line"><a name="l00128"></a><span class="lineno"> 128</span>  <span class="keywordtype">bool</span> luma_weight_flag[32];</div>
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<div class="line"><a name="l00129"></a><span class="lineno"> 129</span>  <span class="keywordtype">bool</span> chroma_weight_flag[32];</div>
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<div class="line"><a name="l00130"></a><span class="lineno"> 130</span>  <span class="keywordtype">int</span> luma_weight[32];</div>
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<div class="line"><a name="l00131"></a><span class="lineno"> 131</span>  <span class="keywordtype">int</span> luma_offset[32];</div>
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<div class="line"><a name="l00132"></a><span class="lineno"> 132</span>  <span class="keywordtype">int</span> chroma_weight[32][2];</div>
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<div class="line"><a name="l00133"></a><span class="lineno"> 133</span>  <span class="keywordtype">int</span> chroma_offset[32][2];</div>
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<div class="line"><a name="l00134"></a><span class="lineno"> 134</span> };</div>
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<div class="line"><a name="l00135"></a><span class="lineno"> 135</span> </div>
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<div class="line"><a name="l00136"></a><span class="lineno"><a class="line" href="../../dc/d54/structshaka_1_1media_1_1H264DecRefPicMarking.html"> 136</a></span> <span class="keyword">struct </span><a class="code" href="../../dc/d54/structshaka_1_1media_1_1H264DecRefPicMarking.html">H264DecRefPicMarking</a> {</div>
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<div class="line"><a name="l00137"></a><span class="lineno"> 137</span>  <span class="keywordtype">int</span> memory_mgmnt_control_operation;</div>
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<div class="line"><a name="l00138"></a><span class="lineno"> 138</span>  <span class="keywordtype">int</span> difference_of_pic_nums_minus1;</div>
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<div class="line"><a name="l00139"></a><span class="lineno"> 139</span>  <span class="keywordtype">int</span> long_term_pic_num;</div>
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<div class="line"><a name="l00140"></a><span class="lineno"> 140</span>  <span class="keywordtype">int</span> long_term_frame_idx;</div>
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|
<div class="line"><a name="l00141"></a><span class="lineno"> 141</span>  <span class="keywordtype">int</span> max_long_term_frame_idx_plus1;</div>
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<div class="line"><a name="l00142"></a><span class="lineno"> 142</span> };</div>
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<div class="line"><a name="l00143"></a><span class="lineno"> 143</span> </div>
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<div class="line"><a name="l00144"></a><span class="lineno"><a class="line" href="../../d2/d59/structshaka_1_1media_1_1H264SliceHeader.html"> 144</a></span> <span class="keyword">struct </span><a class="code" href="../../d2/d59/structshaka_1_1media_1_1H264SliceHeader.html">H264SliceHeader</a> {</div>
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<div class="line"><a name="l00145"></a><span class="lineno"> 145</span>  <a class="code" href="../../d2/d59/structshaka_1_1media_1_1H264SliceHeader.html">H264SliceHeader</a>();</div>
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<div class="line"><a name="l00146"></a><span class="lineno"> 146</span> </div>
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<div class="line"><a name="l00147"></a><span class="lineno"> 147</span>  <span class="keyword">enum</span> {</div>
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<div class="line"><a name="l00148"></a><span class="lineno"> 148</span>  kRefListSize = 32,</div>
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<div class="line"><a name="l00149"></a><span class="lineno"> 149</span>  kRefListModSize = kRefListSize</div>
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<div class="line"><a name="l00150"></a><span class="lineno"> 150</span>  };</div>
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<div class="line"><a name="l00151"></a><span class="lineno"> 151</span> </div>
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<div class="line"><a name="l00152"></a><span class="lineno"> 152</span>  <span class="keyword">enum</span> Type {</div>
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<div class="line"><a name="l00153"></a><span class="lineno"> 153</span>  kPSlice = 0,</div>
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<div class="line"><a name="l00154"></a><span class="lineno"> 154</span>  kBSlice = 1,</div>
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<div class="line"><a name="l00155"></a><span class="lineno"> 155</span>  kISlice = 2,</div>
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<div class="line"><a name="l00156"></a><span class="lineno"> 156</span>  kSPSlice = 3,</div>
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<div class="line"><a name="l00157"></a><span class="lineno"> 157</span>  kSISlice = 4,</div>
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<div class="line"><a name="l00158"></a><span class="lineno"> 158</span>  };</div>
|
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<div class="line"><a name="l00159"></a><span class="lineno"> 159</span> </div>
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<div class="line"><a name="l00160"></a><span class="lineno"> 160</span>  <span class="keywordtype">bool</span> IsPSlice() <span class="keyword">const</span>;</div>
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<div class="line"><a name="l00161"></a><span class="lineno"> 161</span>  <span class="keywordtype">bool</span> IsBSlice() <span class="keyword">const</span>;</div>
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<div class="line"><a name="l00162"></a><span class="lineno"> 162</span>  <span class="keywordtype">bool</span> IsISlice() <span class="keyword">const</span>;</div>
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<div class="line"><a name="l00163"></a><span class="lineno"> 163</span>  <span class="keywordtype">bool</span> IsSPSlice() <span class="keyword">const</span>;</div>
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<div class="line"><a name="l00164"></a><span class="lineno"> 164</span>  <span class="keywordtype">bool</span> IsSISlice() <span class="keyword">const</span>;</div>
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<div class="line"><a name="l00165"></a><span class="lineno"> 165</span> </div>
|
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<div class="line"><a name="l00166"></a><span class="lineno"> 166</span>  <span class="keywordtype">bool</span> idr_pic_flag; <span class="comment">// from NAL header</span></div>
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<div class="line"><a name="l00167"></a><span class="lineno"> 167</span>  <span class="keywordtype">int</span> nal_ref_idc; <span class="comment">// from NAL header</span></div>
|
|
<div class="line"><a name="l00168"></a><span class="lineno"> 168</span>  <span class="comment">// Points to the beginning of the nal unit.</span></div>
|
|
<div class="line"><a name="l00169"></a><span class="lineno"> 169</span>  <span class="keyword">const</span> uint8_t* nalu_data;</div>
|
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<div class="line"><a name="l00170"></a><span class="lineno"> 170</span> </div>
|
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<div class="line"><a name="l00171"></a><span class="lineno"> 171</span>  <span class="comment">// Size of whole nalu unit.</span></div>
|
|
<div class="line"><a name="l00172"></a><span class="lineno"> 172</span>  <span class="keywordtype">size_t</span> nalu_size;</div>
|
|
<div class="line"><a name="l00173"></a><span class="lineno"> 173</span> </div>
|
|
<div class="line"><a name="l00174"></a><span class="lineno"> 174</span>  <span class="comment">// This is the size of the slice header not including the nalu header byte.</span></div>
|
|
<div class="line"><a name="l00175"></a><span class="lineno"> 175</span>  <span class="comment">// Sturcture: |NALU Header| Slice Header | Slice Data |</span></div>
|
|
<div class="line"><a name="l00176"></a><span class="lineno"> 176</span>  <span class="comment">// Size: |<- 8bits ->|<- header_bit_size ->|<- Rest of nalu ->|</span></div>
|
|
<div class="line"><a name="l00177"></a><span class="lineno"> 177</span>  <span class="comment">// Note that this is not a field in the H.264 spec.</span></div>
|
|
<div class="line"><a name="l00178"></a><span class="lineno"> 178</span>  <span class="keywordtype">size_t</span> header_bit_size;</div>
|
|
<div class="line"><a name="l00179"></a><span class="lineno"> 179</span> </div>
|
|
<div class="line"><a name="l00180"></a><span class="lineno"> 180</span>  <span class="keywordtype">int</span> first_mb_in_slice;</div>
|
|
<div class="line"><a name="l00181"></a><span class="lineno"> 181</span>  <span class="keywordtype">int</span> slice_type;</div>
|
|
<div class="line"><a name="l00182"></a><span class="lineno"> 182</span>  <span class="keywordtype">int</span> pic_parameter_set_id;</div>
|
|
<div class="line"><a name="l00183"></a><span class="lineno"> 183</span>  <span class="keywordtype">int</span> colour_plane_id;</div>
|
|
<div class="line"><a name="l00184"></a><span class="lineno"> 184</span>  <span class="keywordtype">int</span> frame_num;</div>
|
|
<div class="line"><a name="l00185"></a><span class="lineno"> 185</span>  <span class="keywordtype">bool</span> field_pic_flag;</div>
|
|
<div class="line"><a name="l00186"></a><span class="lineno"> 186</span>  <span class="keywordtype">bool</span> bottom_field_flag;</div>
|
|
<div class="line"><a name="l00187"></a><span class="lineno"> 187</span>  <span class="keywordtype">int</span> idr_pic_id;</div>
|
|
<div class="line"><a name="l00188"></a><span class="lineno"> 188</span>  <span class="keywordtype">int</span> pic_order_cnt_lsb;</div>
|
|
<div class="line"><a name="l00189"></a><span class="lineno"> 189</span>  <span class="keywordtype">int</span> delta_pic_order_cnt_bottom;</div>
|
|
<div class="line"><a name="l00190"></a><span class="lineno"> 190</span>  <span class="keywordtype">int</span> delta_pic_order_cnt[2];</div>
|
|
<div class="line"><a name="l00191"></a><span class="lineno"> 191</span>  <span class="keywordtype">int</span> redundant_pic_cnt;</div>
|
|
<div class="line"><a name="l00192"></a><span class="lineno"> 192</span>  <span class="keywordtype">bool</span> direct_spatial_mv_pred_flag;</div>
|
|
<div class="line"><a name="l00193"></a><span class="lineno"> 193</span> </div>
|
|
<div class="line"><a name="l00194"></a><span class="lineno"> 194</span>  <span class="keywordtype">bool</span> num_ref_idx_active_override_flag;</div>
|
|
<div class="line"><a name="l00195"></a><span class="lineno"> 195</span>  <span class="keywordtype">int</span> num_ref_idx_l0_active_minus1;</div>
|
|
<div class="line"><a name="l00196"></a><span class="lineno"> 196</span>  <span class="keywordtype">int</span> num_ref_idx_l1_active_minus1;</div>
|
|
<div class="line"><a name="l00197"></a><span class="lineno"> 197</span>  <span class="keywordtype">bool</span> ref_pic_list_modification_flag_l0;</div>
|
|
<div class="line"><a name="l00198"></a><span class="lineno"> 198</span>  <span class="keywordtype">bool</span> ref_pic_list_modification_flag_l1;</div>
|
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<div class="line"><a name="l00199"></a><span class="lineno"> 199</span>  <a class="code" href="../../d9/dff/structshaka_1_1media_1_1H264ModificationOfPicNum.html">H264ModificationOfPicNum</a> ref_list_l0_modifications[kRefListModSize];</div>
|
|
<div class="line"><a name="l00200"></a><span class="lineno"> 200</span>  <a class="code" href="../../d9/dff/structshaka_1_1media_1_1H264ModificationOfPicNum.html">H264ModificationOfPicNum</a> ref_list_l1_modifications[kRefListModSize];</div>
|
|
<div class="line"><a name="l00201"></a><span class="lineno"> 201</span> </div>
|
|
<div class="line"><a name="l00202"></a><span class="lineno"> 202</span>  <span class="keywordtype">int</span> luma_log2_weight_denom;</div>
|
|
<div class="line"><a name="l00203"></a><span class="lineno"> 203</span>  <span class="keywordtype">int</span> chroma_log2_weight_denom;</div>
|
|
<div class="line"><a name="l00204"></a><span class="lineno"> 204</span> </div>
|
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<div class="line"><a name="l00205"></a><span class="lineno"> 205</span>  <a class="code" href="../../d4/d4c/structshaka_1_1media_1_1H264WeightingFactors.html">H264WeightingFactors</a> pred_weight_table_l0;</div>
|
|
<div class="line"><a name="l00206"></a><span class="lineno"> 206</span>  <a class="code" href="../../d4/d4c/structshaka_1_1media_1_1H264WeightingFactors.html">H264WeightingFactors</a> pred_weight_table_l1;</div>
|
|
<div class="line"><a name="l00207"></a><span class="lineno"> 207</span> </div>
|
|
<div class="line"><a name="l00208"></a><span class="lineno"> 208</span>  <span class="keywordtype">bool</span> no_output_of_prior_pics_flag;</div>
|
|
<div class="line"><a name="l00209"></a><span class="lineno"> 209</span>  <span class="keywordtype">bool</span> long_term_reference_flag;</div>
|
|
<div class="line"><a name="l00210"></a><span class="lineno"> 210</span> </div>
|
|
<div class="line"><a name="l00211"></a><span class="lineno"> 211</span>  <span class="keywordtype">bool</span> adaptive_ref_pic_marking_mode_flag;</div>
|
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<div class="line"><a name="l00212"></a><span class="lineno"> 212</span>  <a class="code" href="../../dc/d54/structshaka_1_1media_1_1H264DecRefPicMarking.html">H264DecRefPicMarking</a> ref_pic_marking[kRefListSize];</div>
|
|
<div class="line"><a name="l00213"></a><span class="lineno"> 213</span> </div>
|
|
<div class="line"><a name="l00214"></a><span class="lineno"> 214</span>  <span class="keywordtype">int</span> cabac_init_idc;</div>
|
|
<div class="line"><a name="l00215"></a><span class="lineno"> 215</span>  <span class="keywordtype">int</span> slice_qp_delta;</div>
|
|
<div class="line"><a name="l00216"></a><span class="lineno"> 216</span>  <span class="keywordtype">bool</span> sp_for_switch_flag;</div>
|
|
<div class="line"><a name="l00217"></a><span class="lineno"> 217</span>  <span class="keywordtype">int</span> slice_qs_delta;</div>
|
|
<div class="line"><a name="l00218"></a><span class="lineno"> 218</span>  <span class="keywordtype">int</span> disable_deblocking_filter_idc;</div>
|
|
<div class="line"><a name="l00219"></a><span class="lineno"> 219</span>  <span class="keywordtype">int</span> slice_alpha_c0_offset_div2;</div>
|
|
<div class="line"><a name="l00220"></a><span class="lineno"> 220</span>  <span class="keywordtype">int</span> slice_beta_offset_div2;</div>
|
|
<div class="line"><a name="l00221"></a><span class="lineno"> 221</span> };</div>
|
|
<div class="line"><a name="l00222"></a><span class="lineno"> 222</span> </div>
|
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<div class="line"><a name="l00223"></a><span class="lineno"><a class="line" href="../../df/de2/structshaka_1_1media_1_1H264SEIRecoveryPoint.html"> 223</a></span> <span class="keyword">struct </span><a class="code" href="../../df/de2/structshaka_1_1media_1_1H264SEIRecoveryPoint.html">H264SEIRecoveryPoint</a> {</div>
|
|
<div class="line"><a name="l00224"></a><span class="lineno"> 224</span>  <span class="keywordtype">int</span> recovery_frame_cnt;</div>
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|
<div class="line"><a name="l00225"></a><span class="lineno"> 225</span>  <span class="keywordtype">bool</span> exact_match_flag;</div>
|
|
<div class="line"><a name="l00226"></a><span class="lineno"> 226</span>  <span class="keywordtype">bool</span> broken_link_flag;</div>
|
|
<div class="line"><a name="l00227"></a><span class="lineno"> 227</span>  <span class="keywordtype">int</span> changing_slice_group_idc;</div>
|
|
<div class="line"><a name="l00228"></a><span class="lineno"> 228</span> };</div>
|
|
<div class="line"><a name="l00229"></a><span class="lineno"> 229</span> </div>
|
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<div class="line"><a name="l00230"></a><span class="lineno"><a class="line" href="../../d6/dd0/structshaka_1_1media_1_1H264SEIMessage.html"> 230</a></span> <span class="keyword">struct </span><a class="code" href="../../d6/dd0/structshaka_1_1media_1_1H264SEIMessage.html">H264SEIMessage</a> {</div>
|
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<div class="line"><a name="l00231"></a><span class="lineno"> 231</span>  <a class="code" href="../../d6/dd0/structshaka_1_1media_1_1H264SEIMessage.html">H264SEIMessage</a>();</div>
|
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<div class="line"><a name="l00232"></a><span class="lineno"> 232</span> </div>
|
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<div class="line"><a name="l00233"></a><span class="lineno"> 233</span>  <span class="keyword">enum</span> Type {</div>
|
|
<div class="line"><a name="l00234"></a><span class="lineno"> 234</span>  kSEIRecoveryPoint = 6,</div>
|
|
<div class="line"><a name="l00235"></a><span class="lineno"> 235</span>  };</div>
|
|
<div class="line"><a name="l00236"></a><span class="lineno"> 236</span> </div>
|
|
<div class="line"><a name="l00237"></a><span class="lineno"> 237</span>  <span class="keywordtype">int</span> type;</div>
|
|
<div class="line"><a name="l00238"></a><span class="lineno"> 238</span>  <span class="keywordtype">int</span> payload_size;</div>
|
|
<div class="line"><a name="l00239"></a><span class="lineno"> 239</span>  <span class="keyword">union </span>{</div>
|
|
<div class="line"><a name="l00240"></a><span class="lineno"> 240</span>  <span class="comment">// Placeholder; in future more supported types will contribute to more</span></div>
|
|
<div class="line"><a name="l00241"></a><span class="lineno"> 241</span>  <span class="comment">// union members here.</span></div>
|
|
<div class="line"><a name="l00242"></a><span class="lineno"> 242</span>  <a class="code" href="../../df/de2/structshaka_1_1media_1_1H264SEIRecoveryPoint.html">H264SEIRecoveryPoint</a> recovery_point;</div>
|
|
<div class="line"><a name="l00243"></a><span class="lineno"> 243</span>  };</div>
|
|
<div class="line"><a name="l00244"></a><span class="lineno"> 244</span> };</div>
|
|
<div class="line"><a name="l00245"></a><span class="lineno"> 245</span> </div>
|
|
<div class="line"><a name="l00246"></a><span class="lineno"> 246</span> <span class="comment">// Class to parse an Annex-B H.264 stream,</span></div>
|
|
<div class="line"><a name="l00247"></a><span class="lineno"> 247</span> <span class="comment">// as specified in chapters 7 and Annex B of the H.264 spec.</span></div>
|
|
<div class="line"><a name="l00248"></a><span class="lineno"><a class="line" href="../../d3/d91/classshaka_1_1media_1_1H264Parser.html"> 248</a></span> <span class="keyword">class </span><a class="code" href="../../d3/d91/classshaka_1_1media_1_1H264Parser.html">H264Parser</a> {</div>
|
|
<div class="line"><a name="l00249"></a><span class="lineno"> 249</span>  <span class="keyword">public</span>:</div>
|
|
<div class="line"><a name="l00250"></a><span class="lineno"> 250</span>  <span class="keyword">enum</span> Result {</div>
|
|
<div class="line"><a name="l00251"></a><span class="lineno"> 251</span>  kOk,</div>
|
|
<div class="line"><a name="l00252"></a><span class="lineno"> 252</span>  kInvalidStream, <span class="comment">// error in stream</span></div>
|
|
<div class="line"><a name="l00253"></a><span class="lineno"> 253</span>  kUnsupportedStream, <span class="comment">// stream not supported by the parser</span></div>
|
|
<div class="line"><a name="l00254"></a><span class="lineno"> 254</span>  kEOStream, <span class="comment">// end of stream</span></div>
|
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<div class="line"><a name="l00255"></a><span class="lineno"> 255</span>  };</div>
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<div class="line"><a name="l00256"></a><span class="lineno"> 256</span> </div>
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<div class="line"><a name="l00257"></a><span class="lineno"> 257</span>  <a class="code" href="../../d3/d91/classshaka_1_1media_1_1H264Parser.html">H264Parser</a>();</div>
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<div class="line"><a name="l00258"></a><span class="lineno"> 258</span>  ~<a class="code" href="../../d3/d91/classshaka_1_1media_1_1H264Parser.html">H264Parser</a>();</div>
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<div class="line"><a name="l00259"></a><span class="lineno"> 259</span> </div>
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<div class="line"><a name="l00260"></a><span class="lineno"> 260</span>  <span class="comment">// NALU-specific parsing functions.</span></div>
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<div class="line"><a name="l00261"></a><span class="lineno"> 261</span> </div>
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<div class="line"><a name="l00262"></a><span class="lineno"> 262</span>  <span class="comment">// SPSes and PPSes are owned by the parser class and the memory for their</span></div>
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<div class="line"><a name="l00263"></a><span class="lineno"> 263</span>  <span class="comment">// structures is managed here, not by the caller, as they are reused</span></div>
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<div class="line"><a name="l00264"></a><span class="lineno"> 264</span>  <span class="comment">// across NALUs.</span></div>
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<div class="line"><a name="l00265"></a><span class="lineno"> 265</span>  <span class="comment">//</span></div>
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<div class="line"><a name="l00266"></a><span class="lineno"> 266</span>  <span class="comment">// Parse an SPS/PPS NALU and save their data in the parser, returning id</span></div>
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<div class="line"><a name="l00267"></a><span class="lineno"> 267</span>  <span class="comment">// of the parsed structure in |*pps_id|/|*sps_id|.</span></div>
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<div class="line"><a name="l00268"></a><span class="lineno"> 268</span>  <span class="comment">// To get a pointer to a given SPS/PPS structure, use GetSps()/GetPps(),</span></div>
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<div class="line"><a name="l00269"></a><span class="lineno"> 269</span>  <span class="comment">// passing the returned |*sps_id|/|*pps_id| as parameter.</span></div>
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<div class="line"><a name="l00270"></a><span class="lineno"> 270</span>  Result ParseSps(<span class="keyword">const</span> <a class="code" href="../../d6/dff/classshaka_1_1media_1_1Nalu.html">Nalu</a>& nalu, <span class="keywordtype">int</span>* sps_id);</div>
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<div class="line"><a name="l00271"></a><span class="lineno"> 271</span>  Result ParsePps(<span class="keyword">const</span> <a class="code" href="../../d6/dff/classshaka_1_1media_1_1Nalu.html">Nalu</a>& nalu, <span class="keywordtype">int</span>* pps_id);</div>
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<div class="line"><a name="l00272"></a><span class="lineno"> 272</span> </div>
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<div class="line"><a name="l00273"></a><span class="lineno"> 273</span>  <span class="comment">// Return a pointer to SPS/PPS with given |sps_id|/|pps_id| or NULL if not</span></div>
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|
<div class="line"><a name="l00274"></a><span class="lineno"> 274</span>  <span class="comment">// present.</span></div>
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<div class="line"><a name="l00275"></a><span class="lineno"> 275</span>  <span class="keyword">const</span> <a class="code" href="../../d1/d0a/structshaka_1_1media_1_1H264Sps.html">H264Sps</a>* GetSps(<span class="keywordtype">int</span> sps_id);</div>
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<div class="line"><a name="l00276"></a><span class="lineno"> 276</span>  <span class="keyword">const</span> <a class="code" href="../../de/de4/structshaka_1_1media_1_1H264Pps.html">H264Pps</a>* GetPps(<span class="keywordtype">int</span> pps_id);</div>
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<div class="line"><a name="l00277"></a><span class="lineno"> 277</span> </div>
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<div class="line"><a name="l00278"></a><span class="lineno"> 278</span>  <span class="comment">// Slice headers and SEI messages are not used across NALUs by the parser</span></div>
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|
<div class="line"><a name="l00279"></a><span class="lineno"> 279</span>  <span class="comment">// and can be discarded after current NALU, so the parser does not store</span></div>
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<div class="line"><a name="l00280"></a><span class="lineno"> 280</span>  <span class="comment">// them, nor does it manage their memory.</span></div>
|
|
<div class="line"><a name="l00281"></a><span class="lineno"> 281</span>  <span class="comment">// The caller has to provide and manage it instead.</span></div>
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|
<div class="line"><a name="l00282"></a><span class="lineno"> 282</span> </div>
|
|
<div class="line"><a name="l00283"></a><span class="lineno"> 283</span>  <span class="comment">// Parse a slice header, returning it in |*shdr|. |*nalu| must be set to</span></div>
|
|
<div class="line"><a name="l00284"></a><span class="lineno"> 284</span>  <span class="comment">// the NALU returned from AdvanceToNextNALU() and corresponding to |*shdr|.</span></div>
|
|
<div class="line"><a name="l00285"></a><span class="lineno"> 285</span>  Result ParseSliceHeader(<span class="keyword">const</span> <a class="code" href="../../d6/dff/classshaka_1_1media_1_1Nalu.html">Nalu</a>& nalu, <a class="code" href="../../d2/d59/structshaka_1_1media_1_1H264SliceHeader.html">H264SliceHeader</a>* shdr);</div>
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|
<div class="line"><a name="l00286"></a><span class="lineno"> 286</span> </div>
|
|
<div class="line"><a name="l00287"></a><span class="lineno"> 287</span>  <span class="comment">// Parse a SEI message, returning it in |*sei_msg|, provided and managed</span></div>
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|
<div class="line"><a name="l00288"></a><span class="lineno"> 288</span>  <span class="comment">// by the caller.</span></div>
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|
<div class="line"><a name="l00289"></a><span class="lineno"> 289</span>  Result ParseSEI(<span class="keyword">const</span> <a class="code" href="../../d6/dff/classshaka_1_1media_1_1Nalu.html">Nalu</a>& nalu, <a class="code" href="../../d6/dd0/structshaka_1_1media_1_1H264SEIMessage.html">H264SEIMessage</a>* sei_msg);</div>
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<div class="line"><a name="l00290"></a><span class="lineno"> 290</span> </div>
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<div class="line"><a name="l00291"></a><span class="lineno"> 291</span>  <span class="keyword">private</span>:</div>
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<div class="line"><a name="l00292"></a><span class="lineno"> 292</span>  <span class="comment">// Parse scaling lists (see spec).</span></div>
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|
<div class="line"><a name="l00293"></a><span class="lineno"> 293</span>  Result ParseScalingList(<a class="code" href="../../de/db4/classshaka_1_1media_1_1H26xBitReader.html">H26xBitReader</a>* br,</div>
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<div class="line"><a name="l00294"></a><span class="lineno"> 294</span>  <span class="keywordtype">int</span> size,</div>
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<div class="line"><a name="l00295"></a><span class="lineno"> 295</span>  <span class="keywordtype">int</span>* scaling_list,</div>
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<div class="line"><a name="l00296"></a><span class="lineno"> 296</span>  <span class="keywordtype">bool</span>* use_default);</div>
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<div class="line"><a name="l00297"></a><span class="lineno"> 297</span>  Result ParseSpsScalingLists(<a class="code" href="../../de/db4/classshaka_1_1media_1_1H26xBitReader.html">H26xBitReader</a>* br, <a class="code" href="../../d1/d0a/structshaka_1_1media_1_1H264Sps.html">H264Sps</a>* sps);</div>
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|
<div class="line"><a name="l00298"></a><span class="lineno"> 298</span>  Result ParsePpsScalingLists(<a class="code" href="../../de/db4/classshaka_1_1media_1_1H26xBitReader.html">H26xBitReader</a>* br,</div>
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<div class="line"><a name="l00299"></a><span class="lineno"> 299</span>  <span class="keyword">const</span> <a class="code" href="../../d1/d0a/structshaka_1_1media_1_1H264Sps.html">H264Sps</a>& sps,</div>
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<div class="line"><a name="l00300"></a><span class="lineno"> 300</span>  <a class="code" href="../../de/de4/structshaka_1_1media_1_1H264Pps.html">H264Pps</a>* pps);</div>
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<div class="line"><a name="l00301"></a><span class="lineno"> 301</span> </div>
|
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<div class="line"><a name="l00302"></a><span class="lineno"> 302</span>  <span class="comment">// Parse optional VUI parameters in SPS (see spec).</span></div>
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|
<div class="line"><a name="l00303"></a><span class="lineno"> 303</span>  Result ParseVUIParameters(<a class="code" href="../../de/db4/classshaka_1_1media_1_1H26xBitReader.html">H26xBitReader</a>* br, <a class="code" href="../../d1/d0a/structshaka_1_1media_1_1H264Sps.html">H264Sps</a>* sps);</div>
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|
<div class="line"><a name="l00304"></a><span class="lineno"> 304</span>  <span class="comment">// Set |hrd_parameters_present| to true only if they are present.</span></div>
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<div class="line"><a name="l00305"></a><span class="lineno"> 305</span>  Result ParseAndIgnoreHRDParameters(<a class="code" href="../../de/db4/classshaka_1_1media_1_1H26xBitReader.html">H26xBitReader</a>* br,</div>
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<div class="line"><a name="l00306"></a><span class="lineno"> 306</span>  <span class="keywordtype">bool</span>* hrd_parameters_present);</div>
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<div class="line"><a name="l00307"></a><span class="lineno"> 307</span> </div>
|
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<div class="line"><a name="l00308"></a><span class="lineno"> 308</span>  <span class="comment">// Parse reference picture lists' modifications (see spec).</span></div>
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|
<div class="line"><a name="l00309"></a><span class="lineno"> 309</span>  Result ParseRefPicListModifications(<a class="code" href="../../de/db4/classshaka_1_1media_1_1H26xBitReader.html">H26xBitReader</a>* br, <a class="code" href="../../d2/d59/structshaka_1_1media_1_1H264SliceHeader.html">H264SliceHeader</a>* shdr);</div>
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<div class="line"><a name="l00310"></a><span class="lineno"> 310</span>  Result ParseRefPicListModification(<a class="code" href="../../de/db4/classshaka_1_1media_1_1H26xBitReader.html">H26xBitReader</a>* br,</div>
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<div class="line"><a name="l00311"></a><span class="lineno"> 311</span>  <span class="keywordtype">int</span> num_ref_idx_active_minus1,</div>
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<div class="line"><a name="l00312"></a><span class="lineno"> 312</span>  <a class="code" href="../../d9/dff/structshaka_1_1media_1_1H264ModificationOfPicNum.html">H264ModificationOfPicNum</a>* ref_list_mods);</div>
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<div class="line"><a name="l00313"></a><span class="lineno"> 313</span> </div>
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<div class="line"><a name="l00314"></a><span class="lineno"> 314</span>  <span class="comment">// Parse prediction weight table (see spec).</span></div>
|
|
<div class="line"><a name="l00315"></a><span class="lineno"> 315</span>  Result ParsePredWeightTable(<a class="code" href="../../de/db4/classshaka_1_1media_1_1H26xBitReader.html">H26xBitReader</a>* br,</div>
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|
<div class="line"><a name="l00316"></a><span class="lineno"> 316</span>  <span class="keyword">const</span> <a class="code" href="../../d1/d0a/structshaka_1_1media_1_1H264Sps.html">H264Sps</a>& sps,</div>
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<div class="line"><a name="l00317"></a><span class="lineno"> 317</span>  <a class="code" href="../../d2/d59/structshaka_1_1media_1_1H264SliceHeader.html">H264SliceHeader</a>* shdr);</div>
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<div class="line"><a name="l00318"></a><span class="lineno"> 318</span> </div>
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<div class="line"><a name="l00319"></a><span class="lineno"> 319</span>  <span class="comment">// Parse weighting factors (see spec).</span></div>
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|
<div class="line"><a name="l00320"></a><span class="lineno"> 320</span>  Result ParseWeightingFactors(<a class="code" href="../../de/db4/classshaka_1_1media_1_1H26xBitReader.html">H26xBitReader</a>* br,</div>
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|
<div class="line"><a name="l00321"></a><span class="lineno"> 321</span>  <span class="keywordtype">int</span> num_ref_idx_active_minus1,</div>
|
|
<div class="line"><a name="l00322"></a><span class="lineno"> 322</span>  <span class="keywordtype">int</span> chroma_array_type,</div>
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|
<div class="line"><a name="l00323"></a><span class="lineno"> 323</span>  <span class="keywordtype">int</span> luma_log2_weight_denom,</div>
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<div class="line"><a name="l00324"></a><span class="lineno"> 324</span>  <span class="keywordtype">int</span> chroma_log2_weight_denom,</div>
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<div class="line"><a name="l00325"></a><span class="lineno"> 325</span>  <a class="code" href="../../d4/d4c/structshaka_1_1media_1_1H264WeightingFactors.html">H264WeightingFactors</a>* w_facts);</div>
|
|
<div class="line"><a name="l00326"></a><span class="lineno"> 326</span> </div>
|
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<div class="line"><a name="l00327"></a><span class="lineno"> 327</span>  <span class="comment">// Parse decoded reference picture marking information (see spec).</span></div>
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|
<div class="line"><a name="l00328"></a><span class="lineno"> 328</span>  Result ParseDecRefPicMarking(<a class="code" href="../../de/db4/classshaka_1_1media_1_1H26xBitReader.html">H26xBitReader</a>* br, <a class="code" href="../../d2/d59/structshaka_1_1media_1_1H264SliceHeader.html">H264SliceHeader</a>* shdr);</div>
|
|
<div class="line"><a name="l00329"></a><span class="lineno"> 329</span> </div>
|
|
<div class="line"><a name="l00330"></a><span class="lineno"> 330</span>  <span class="comment">// PPSes and SPSes stored for future reference.</span></div>
|
|
<div class="line"><a name="l00331"></a><span class="lineno"> 331</span>  <span class="keyword">typedef</span> std::map<int, std::unique_ptr<H264Sps>> SpsById;</div>
|
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<div class="line"><a name="l00332"></a><span class="lineno"> 332</span>  <span class="keyword">typedef</span> std::map<int, std::unique_ptr<H264Pps>> PpsById;</div>
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<div class="line"><a name="l00333"></a><span class="lineno"> 333</span>  SpsById active_SPSes_;</div>
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<div class="line"><a name="l00334"></a><span class="lineno"> 334</span>  PpsById active_PPSes_;</div>
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<div class="line"><a name="l00335"></a><span class="lineno"> 335</span> </div>
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<div class="line"><a name="l00336"></a><span class="lineno"> 336</span>  DISALLOW_COPY_AND_ASSIGN(<a class="code" href="../../d3/d91/classshaka_1_1media_1_1H264Parser.html">H264Parser</a>);</div>
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<div class="line"><a name="l00337"></a><span class="lineno"> 337</span> };</div>
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<div class="line"><a name="l00338"></a><span class="lineno"> 338</span> </div>
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<div class="line"><a name="l00339"></a><span class="lineno"> 339</span> } <span class="comment">// namespace media</span></div>
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<div class="line"><a name="l00340"></a><span class="lineno"> 340</span> } <span class="comment">// namespace shaka</span></div>
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<div class="line"><a name="l00341"></a><span class="lineno"> 341</span> </div>
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<div class="line"><a name="l00342"></a><span class="lineno"> 342</span> <span class="preprocessor">#endif // MEDIA_CODECS_H264_PARSER_H_</span></div>
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<div class="ttc" id="structshaka_1_1media_1_1H264SliceHeader_html"><div class="ttname"><a href="../../d2/d59/structshaka_1_1media_1_1H264SliceHeader.html">shaka::media::H264SliceHeader</a></div><div class="ttdef"><b>Definition:</b> <a href="../../d6/d9b/h264__parser_8h_source.html#l00144">h264_parser.h:144</a></div></div>
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<div class="ttc" id="classshaka_1_1media_1_1H264Parser_html"><div class="ttname"><a href="../../d3/d91/classshaka_1_1media_1_1H264Parser.html">shaka::media::H264Parser</a></div><div class="ttdef"><b>Definition:</b> <a href="../../d6/d9b/h264__parser_8h_source.html#l00248">h264_parser.h:248</a></div></div>
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<div class="ttc" id="structshaka_1_1media_1_1H264SEIRecoveryPoint_html"><div class="ttname"><a href="../../df/de2/structshaka_1_1media_1_1H264SEIRecoveryPoint.html">shaka::media::H264SEIRecoveryPoint</a></div><div class="ttdef"><b>Definition:</b> <a href="../../d6/d9b/h264__parser_8h_source.html#l00223">h264_parser.h:223</a></div></div>
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<div class="ttc" id="structshaka_1_1media_1_1H264Pps_html"><div class="ttname"><a href="../../de/de4/structshaka_1_1media_1_1H264Pps.html">shaka::media::H264Pps</a></div><div class="ttdef"><b>Definition:</b> <a href="../../d6/d9b/h264__parser_8h_source.html#l00092">h264_parser.h:92</a></div></div>
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<div class="ttc" id="structshaka_1_1media_1_1H264Sps_html"><div class="ttname"><a href="../../d1/d0a/structshaka_1_1media_1_1H264Sps.html">shaka::media::H264Sps</a></div><div class="ttdef"><b>Definition:</b> <a href="../../d6/d9b/h264__parser_8h_source.html#l00037">h264_parser.h:37</a></div></div>
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<div class="ttc" id="structshaka_1_1media_1_1H264DecRefPicMarking_html"><div class="ttname"><a href="../../dc/d54/structshaka_1_1media_1_1H264DecRefPicMarking.html">shaka::media::H264DecRefPicMarking</a></div><div class="ttdef"><b>Definition:</b> <a href="../../d6/d9b/h264__parser_8h_source.html#l00136">h264_parser.h:136</a></div></div>
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<div class="ttc" id="structshaka_1_1media_1_1H264SEIMessage_html"><div class="ttname"><a href="../../d6/dd0/structshaka_1_1media_1_1H264SEIMessage.html">shaka::media::H264SEIMessage</a></div><div class="ttdef"><b>Definition:</b> <a href="../../d6/d9b/h264__parser_8h_source.html#l00230">h264_parser.h:230</a></div></div>
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<div class="ttc" id="structshaka_1_1media_1_1H264ModificationOfPicNum_html"><div class="ttname"><a href="../../d9/dff/structshaka_1_1media_1_1H264ModificationOfPicNum.html">shaka::media::H264ModificationOfPicNum</a></div><div class="ttdef"><b>Definition:</b> <a href="../../d6/d9b/h264__parser_8h_source.html#l00119">h264_parser.h:119</a></div></div>
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<div class="ttc" id="classshaka_1_1media_1_1Nalu_html"><div class="ttname"><a href="../../d6/dff/classshaka_1_1media_1_1Nalu.html">shaka::media::Nalu</a></div><div class="ttdef"><b>Definition:</b> <a href="../../d4/d87/nalu__reader_8h_source.html#l00027">nalu_reader.h:27</a></div></div>
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<div class="ttc" id="classshaka_1_1media_1_1H26xBitReader_html"><div class="ttname"><a href="../../de/db4/classshaka_1_1media_1_1H26xBitReader.html">shaka::media::H26xBitReader</a></div><div class="ttdef"><b>Definition:</b> <a href="../../d1/dc2/h26x__bit__reader_8h_source.html#l00022">h26x_bit_reader.h:22</a></div></div>
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<div class="ttc" id="structshaka_1_1media_1_1H264WeightingFactors_html"><div class="ttname"><a href="../../d4/d4c/structshaka_1_1media_1_1H264WeightingFactors.html">shaka::media::H264WeightingFactors</a></div><div class="ttdef"><b>Definition:</b> <a href="../../d6/d9b/h264__parser_8h_source.html#l00127">h264_parser.h:127</a></div></div>
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