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| 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 // | 4 // |
| 5 // This file contains an implementation of an H264 Annex-B video stream parser. | 5 // This file contains an implementation of an H264 Annex-B video stream parser. |
| 6 | 6 |
| 7 #ifndef CONTENT_COMMON_GPU_MEDIA_H264_PARSER_H_ | 7 #ifndef CONTENT_COMMON_GPU_MEDIA_H264_PARSER_H_ |
| 8 #define CONTENT_COMMON_GPU_MEDIA_H264_PARSER_H_ | 8 #define CONTENT_COMMON_GPU_MEDIA_H264_PARSER_H_ |
| 9 | 9 |
| 10 #include <map> | 10 #include <map> |
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| 39 int nal_ref_idc; | 39 int nal_ref_idc; |
| 40 int nal_unit_type; | 40 int nal_unit_type; |
| 41 }; | 41 }; |
| 42 | 42 |
| 43 enum { kH264ScalingList4x4Length = 16, kH264ScalingList8x8Length = 64, }; | 43 enum { kH264ScalingList4x4Length = 16, kH264ScalingList8x8Length = 64, }; |
| 44 | 44 |
| 45 struct H264SPS { | 45 struct H264SPS { |
| 46 H264SPS(); | 46 H264SPS(); |
| 47 | 47 |
| 48 int profile_idc; | 48 int profile_idc; |
| 49 int constraint_setx_flag; |
| 49 int level_idc; | 50 int level_idc; |
| 50 int seq_parameter_set_id; | 51 int seq_parameter_set_id; |
| 51 | 52 |
| 52 int chroma_format_idc; | 53 int chroma_format_idc; |
| 53 bool separate_colour_plane_flag; | 54 bool separate_colour_plane_flag; |
| 54 int bit_depth_luma_minus8; | 55 int bit_depth_luma_minus8; |
| 55 int bit_depth_chroma_minus8; | 56 int bit_depth_chroma_minus8; |
| 56 bool qpprime_y_zero_transform_bypass_flag; | 57 bool qpprime_y_zero_transform_bypass_flag; |
| 57 | 58 |
| 58 bool seq_scaling_matrix_present_flag; | 59 bool seq_scaling_matrix_present_flag; |
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| 397 SPSById active_SPSes_; | 398 SPSById active_SPSes_; |
| 398 PPSById active_PPSes_; | 399 PPSById active_PPSes_; |
| 399 | 400 |
| 400 DISALLOW_COPY_AND_ASSIGN(H264Parser); | 401 DISALLOW_COPY_AND_ASSIGN(H264Parser); |
| 401 }; | 402 }; |
| 402 | 403 |
| 403 } // namespace content | 404 } // namespace content |
| 404 | 405 |
| 405 #endif // CONTENT_COMMON_GPU_MEDIA_H264_PARSER_H_ | 406 #endif // CONTENT_COMMON_GPU_MEDIA_H264_PARSER_H_ |
| 406 | 407 |
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