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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