76 lines
2.5 KiB
C
76 lines
2.5 KiB
C
/*
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* Copyright (c) 2016, Alliance for Open Media. All rights reserved
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*
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* This source code is subject to the terms of the BSD 2 Clause License and
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* the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License
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* was not distributed with this source code in the LICENSE file, you can
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* obtain it at www.aomedia.org/license/software. If the Alliance for Open
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* Media Patent License 1.0 was not distributed with this source code in the
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* PATENTS file, you can obtain it at www.aomedia.org/license/patent.
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*/
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#ifndef AV1_DECODER_DTHREAD_H_
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#define AV1_DECODER_DTHREAD_H_
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#include "./aom_config.h"
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#include "aom_util/aom_thread.h"
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#include "aom/internal/aom_codec_internal.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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struct AV1Common;
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struct AV1Decoder;
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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 AV1Decoder *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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int received_frame;
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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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#if CONFIG_MULTITHREAD
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pthread_mutex_t stats_mutex;
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pthread_cond_t stats_cond;
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#endif
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int frame_context_ready; // Current frame's context is ready to read.
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int frame_decoded; // Finished decoding current frame.
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} FrameWorkerData;
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void av1_frameworker_lock_stats(AVxWorker *const worker);
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void av1_frameworker_unlock_stats(AVxWorker *const worker);
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void av1_frameworker_signal_stats(AVxWorker *const worker);
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// Wait until ref_buf has been decoded to row in real pixel unit.
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// Note: worker may already finish decoding ref_buf and release it in order to
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// start decoding next frame. So need to check whether worker is still decoding
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// ref_buf.
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void av1_frameworker_wait(AVxWorker *const worker, RefCntBuffer *const ref_buf,
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int row);
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// FrameWorker broadcasts its decoding progress so other workers that are
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// waiting on it can resume decoding.
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void av1_frameworker_broadcast(RefCntBuffer *const buf, int row);
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// Copy necessary decoding context from src worker to dst worker.
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void av1_frameworker_copy_context(AVxWorker *const dst_worker,
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AVxWorker *const src_worker);
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#ifdef __cplusplus
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} // extern "C"
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#endif
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#endif // AV1_DECODER_DTHREAD_H_
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