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#include "vp9/common/vp9_thread.h" 22 23#include "vp9/decoder/vp9_dthread.h" 24 25#ifdef __cplusplus 26extern "C" { 27#endif 28 29// TODO(hkuang): combine this with TileWorkerData. 30typedef struct TileData { 31 VP9_COMMON *cm; 32 vp9_reader bit_reader; 33 DECLARE_ALIGNED(16, MACROBLOCKD, xd); 34} TileData; 35 36typedef struct VP9Decoder { 37 DECLARE_ALIGNED(16, MACROBLOCKD, mb); 38 39 DECLARE_ALIGNED(16, VP9_COMMON, common); 40 41 int ready_for_new_data; 42 43 int refresh_frame_flags; 44 45 int frame_parallel_decode; // frame-based threading. 46 47 VP9Worker lf_worker; 48 VP9Worker *tile_workers; 49 int num_tile_workers; 50 51 TileData *tile_data; 52 int total_tiles; 53 54 VP9LfSync lf_row_sync; 55 56 vpx_decrypt_cb decrypt_cb; 57 void *decrypt_state; 58 59 int max_threads; 60 int inv_tile_order; 61 int need_resync; // wait for key/intra-only frame 62} VP9Decoder; 63 64int vp9_receive_compressed_data(struct VP9Decoder *pbi, 65 size_t size, const uint8_t **dest); 66 67int vp9_get_raw_frame(struct VP9Decoder *pbi, YV12_BUFFER_CONFIG *sd, 68 vp9_ppflags_t *flags); 69 70vpx_codec_err_t vp9_copy_reference_dec(struct VP9Decoder *pbi, 71 VP9_REFFRAME ref_frame_flag, 72 YV12_BUFFER_CONFIG *sd); 73 74vpx_codec_err_t vp9_set_reference_dec(VP9_COMMON *cm, 75 VP9_REFFRAME ref_frame_flag, 76 YV12_BUFFER_CONFIG *sd); 77 78struct VP9Decoder *vp9_decoder_create(); 79 80void vp9_decoder_remove(struct VP9Decoder *pbi); 81 82static INLINE uint8_t read_marker(vpx_decrypt_cb decrypt_cb, 83 void *decrypt_state, 84 const uint8_t *data) { 85 if (decrypt_cb) { 86 uint8_t marker; 87 decrypt_cb(decrypt_state, data, &marker, 1); 88 return marker; 89 } 90 return *data; 91} 92 93// This function is exposed for use in tests, as well as the inlined function 94// "read_marker". 95vpx_codec_err_t vp9_parse_superframe_index(const uint8_t *data, 96 size_t data_sz, 97 uint32_t sizes[8], int *count, 98 vpx_decrypt_cb decrypt_cb, 99 void *decrypt_state); 100 101#ifdef __cplusplus 102} // extern "C" 103#endif 104 105#endif // VP9_DECODER_VP9_DECODER_H_ 106