3cffa0c74e
Prepare for frame parallel decoding, the reference count buffers
need to be protected by mutex. Move vp9_thread.* to common
folder so that those buffers could use cross-platform mutex
from vp9_thread.*.
(cherry picked from commit 337e8015c9)
Change-Id: I0587a08447925f4554d7788686a31483c2ae3f37
75 lines
2.4 KiB
C
75 lines
2.4 KiB
C
/*
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* Copyright (c) 2014 The WebM project authors. All Rights Reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#ifndef VP9_DECODER_VP9_DTHREAD_H_
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#define VP9_DECODER_VP9_DTHREAD_H_
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#include "./vpx_config.h"
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#include "vp9/common/vp9_thread.h"
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#include "vp9/decoder/vp9_reader.h"
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struct VP9Common;
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struct VP9Decoder;
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typedef struct TileWorkerData {
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struct VP9Common *cm;
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vp9_reader bit_reader;
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DECLARE_ALIGNED(16, struct macroblockd, xd);
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// Row-based parallel loopfilter data
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LFWorkerData lfdata;
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} TileWorkerData;
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// Loopfilter row synchronization
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typedef struct VP9LfSyncData {
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#if CONFIG_MULTITHREAD
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pthread_mutex_t *mutex_;
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pthread_cond_t *cond_;
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#endif
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// Allocate memory to store the loop-filtered superblock index in each row.
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int *cur_sb_col;
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// The optimal sync_range for different resolution and platform should be
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// determined by testing. Currently, it is chosen to be a power-of-2 number.
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int sync_range;
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} VP9LfSync;
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// WorkerData for the FrameWorker thread. It contains all the information of
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// the worker and decode structures for decoding a frame.
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typedef struct FrameWorkerData {
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struct VP9Decoder *pbi;
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const uint8_t *data;
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const uint8_t *data_end;
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size_t data_size;
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void *user_priv;
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int result;
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int worker_id;
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// scratch_buffer is used in frame parallel mode only.
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// It is used to make a copy of the compressed data.
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uint8_t *scratch_buffer;
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size_t scratch_buffer_size;
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} FrameWorkerData;
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// Allocate memory for loopfilter row synchronization.
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void vp9_loop_filter_alloc(struct VP9Common *cm, VP9LfSync *lf_sync,
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int rows, int width);
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// Deallocate loopfilter synchronization related mutex and data.
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void vp9_loop_filter_dealloc(VP9LfSync *lf_sync, int rows);
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// Multi-threaded loopfilter that uses the tile threads.
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void vp9_loop_filter_frame_mt(YV12_BUFFER_CONFIG *frame,
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struct VP9Decoder *pbi,
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struct VP9Common *cm,
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int frame_filter_level,
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int y_only);
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#endif // VP9_DECODER_VP9_DTHREAD_H_
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