1 /**************************************************************************
2  *
3  * Copyright 2013 Advanced Micro Devices, Inc.
4  * All Rights Reserved.
5  *
6  * Permission is hereby granted, free of charge, to any person obtaining a
7  * copy of this software and associated documentation files (the
8  * "Software"), to deal in the Software without restriction, including
9  * without limitation the rights to use, copy, modify, merge, publish,
10  * distribute, sub license, and/or sell copies of the Software, and to
11  * permit persons to whom the Software is furnished to do so, subject to
12  * the following conditions:
13  *
14  * The above copyright notice and this permission notice (including the
15  * next paragraph) shall be included in all copies or substantial portions
16  * of the Software.
17  *
18  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
19  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
20  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
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23  * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
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26  **************************************************************************/
27 
28 #ifndef VID_DEC_H264_COMMON_H
29 #define VID_DEC_H264_COMMON_H
30 
31 #include "vid_dec_common.h"
32 
33 #define OMX_VID_DEC_AVC_DEFAULT_FRAME_WIDTH      176
34 #define OMX_VID_DEC_AVC_DEFAULT_FRAME_HEIGHT     144
35 #define OMX_VID_DEC_AVC_DEFAULT_FRAME_RATE 15<<16
36 #define OMX_VID_DEC_AVC_ROLE "video_decoder.avc"
37 /* With libtizonia, port indexes must start at index 0 */
38 #define OMX_VID_DEC_AVC_INPUT_PORT_INDEX               0
39 #define OMX_VID_DEC_AVC_OUTPUT_PORT_INDEX              1
40 #define OMX_VID_DEC_AVC_INPUT_PORT_MIN_BUF_COUNT       8
41 #define OMX_VID_DEC_AVC_OUTPUT_PORT_MIN_BUF_COUNT      4
42 /* 38016 = (width * height) + ((width * height)/2) */
43 #define OMX_VID_DEC_AVC_PORT_MIN_INPUT_BUF_SIZE  38016
44 #define OMX_VID_DEC_AVC_PORT_MIN_OUTPUT_BUF_SIZE 345600
45 #define OMX_VID_DEC_AVC_PORT_NONCONTIGUOUS       OMX_FALSE
46 #define OMX_VID_DEC_AVC_PORT_ALIGNMENT           0
47 #define OMX_VID_DEC_AVC_PORT_SUPPLIERPREF        OMX_BufferSupplyInput
48 #define OMX_VID_DEC_AVC_TIMESTAMP_INVALID ((OMX_TICKS) -1)
49 
50 #define DPB_MAX_SIZE 5
51 
52 struct dpb_list {
53    struct list_head list;
54    struct pipe_video_buffer *buffer;
55    OMX_TICKS timestamp;
56    int poc;
57 };
58 
59 static const uint8_t Default_4x4_Intra[16] = {
60     6, 13, 20, 28, 13, 20, 28, 32,
61    20, 28, 32, 37, 28, 32, 37, 42
62 };
63 
64 static const uint8_t Default_4x4_Inter[16] = {
65    10, 14, 20, 24, 14, 20, 24, 27,
66    20, 24, 27, 30, 24, 27, 30, 34
67 };
68 
69 static const uint8_t Default_8x8_Intra[64] = {
70     6, 10, 13, 16, 18, 23, 25, 27,
71    10, 11, 16, 18, 23, 25, 27, 29,
72    13, 16, 18, 23, 25, 27, 29, 31,
73    16, 18, 23, 25, 27, 29, 31, 33,
74    18, 23, 25, 27, 29, 31, 33, 36,
75    23, 25, 27, 29, 31, 33, 36, 38,
76    25, 27, 29, 31, 33, 36, 38, 40,
77    27, 29, 31, 33, 36, 38, 40, 42
78 };
79 
80 static const uint8_t Default_8x8_Inter[64] = {
81     9, 13, 15, 17, 19, 21, 22, 24,
82    13, 13, 17, 19, 21, 22, 24, 25,
83    15, 17, 19, 21, 22, 24, 25, 27,
84    17, 19, 21, 22, 24, 25, 27, 28,
85    19, 21, 22, 24, 25, 27, 28, 30,
86    21, 22, 24, 25, 27, 28, 30, 32,
87    22, 24, 25, 27, 28, 30, 32, 33,
88    24, 25, 27, 28, 30, 32, 33, 35
89 };
90 
91 struct pipe_video_buffer *vid_dec_h264_Flush(vid_dec_PrivateType *priv,
92                                              OMX_TICKS *timestamp);
93 void vid_dec_h264_EndFrame(vid_dec_PrivateType *priv);
94 void vid_dec_h264_Decode(vid_dec_PrivateType *priv, struct vl_vlc *vlc, unsigned min_bits_left);
95 void vid_dec_FreeInputPortPrivate(OMX_BUFFERHEADERTYPE *buf);
96 void vid_dec_FrameDecoded_common(vid_dec_PrivateType*priv, OMX_BUFFERHEADERTYPE* input,
97                                  OMX_BUFFERHEADERTYPE* output);
98 
99 #endif
100