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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 #ifndef VP9_DECODER_VP9_DECODER_H_
12 #define VP9_DECODER_VP9_DECODER_H_
13 
14 #include "./vpx_config.h"
15 
16 #include "vpx/vpx_codec.h"
17 #include "vpx_scale/yv12config.h"
18 
19 #include "vp9/common/vp9_onyxc_int.h"
20 #include "vp9/common/vp9_ppflags.h"
21 
22 #include "vp9/decoder/vp9_decoder.h"
23 #include "vp9/decoder/vp9_dthread.h"
24 #include "vp9/decoder/vp9_thread.h"
25 
26 #ifdef __cplusplus
27 extern "C" {
28 #endif
29 
30 typedef struct {
31   int width;
32   int height;
33   int version;
34   int max_threads;
35   int inv_tile_order;
36 } VP9D_CONFIG;
37 
38 typedef struct VP9Decompressor {
39   DECLARE_ALIGNED(16, MACROBLOCKD, mb);
40 
41   DECLARE_ALIGNED(16, VP9_COMMON, common);
42 
43   VP9D_CONFIG oxcf;
44 
45   int64_t last_time_stamp;
46   int ready_for_new_data;
47 
48   int refresh_frame_flags;
49 
50   int decoded_key_frame;
51 
52   int initial_width;
53   int initial_height;
54 
55   int do_loopfilter_inline;  // apply loopfilter to available rows immediately
56   VP9Worker lf_worker;
57 
58   VP9Worker *tile_workers;
59   int num_tile_workers;
60 
61   VP9LfSync lf_row_sync;
62 } VP9D_COMP;
63 
64 void vp9_initialize_dec();
65 
66 int vp9_receive_compressed_data(struct VP9Decompressor *pbi,
67                                 size_t size, const uint8_t **dest,
68                                 int64_t time_stamp);
69 
70 int vp9_get_raw_frame(struct VP9Decompressor *pbi,
71                       YV12_BUFFER_CONFIG *sd,
72                       int64_t *time_stamp, int64_t *time_end_stamp,
73                       vp9_ppflags_t *flags);
74 
75 vpx_codec_err_t vp9_copy_reference_dec(struct VP9Decompressor *pbi,
76                                        VP9_REFFRAME ref_frame_flag,
77                                        YV12_BUFFER_CONFIG *sd);
78 
79 vpx_codec_err_t vp9_set_reference_dec(VP9_COMMON *cm,
80                                       VP9_REFFRAME ref_frame_flag,
81                                       YV12_BUFFER_CONFIG *sd);
82 
83 int vp9_get_reference_dec(struct VP9Decompressor *pbi,
84                           int index, YV12_BUFFER_CONFIG **fb);
85 
86 
87 struct VP9Decompressor *vp9_create_decompressor(const VP9D_CONFIG *oxcf);
88 
89 void vp9_remove_decompressor(struct VP9Decompressor *pbi);
90 
91 #ifdef __cplusplus
92 }  // extern "C"
93 #endif
94 
95 #endif  // VP9_DECODER_VP9_DECODER_H_
96