ref: 62da0bf162f369cd99f2ffe37e4cb21810422e37
dir: /vp10/decoder/dthread.h/
/* * Copyright (c) 2014 The WebM project authors. All Rights Reserved. * * Use of this source code is governed by a BSD-style license * that can be found in the LICENSE file in the root of the source * tree. An additional intellectual property rights grant can be found * in the file PATENTS. All contributing project authors may * be found in the AUTHORS file in the root of the source tree. */ #ifndef VP10_DECODER_DTHREAD_H_ #define VP10_DECODER_DTHREAD_H_ #include "./vpx_config.h" #include "vpx_util/vpx_thread.h" #include "vpx/internal/vpx_codec_internal.h" struct VP10Common; struct VP10Decoder; // WorkerData for the FrameWorker thread. It contains all the information of // the worker and decode structures for decoding a frame. typedef struct FrameWorkerData { struct VP10Decoder *pbi; const uint8_t *data; const uint8_t *data_end; size_t data_size; void *user_priv; int result; int worker_id; int received_frame; // scratch_buffer is used in frame parallel mode only. // It is used to make a copy of the compressed data. uint8_t *scratch_buffer; size_t scratch_buffer_size; #if CONFIG_MULTITHREAD pthread_mutex_t stats_mutex; pthread_cond_t stats_cond; #endif int frame_context_ready; // Current frame's context is ready to read. int frame_decoded; // Finished decoding current frame. } FrameWorkerData; void vp10_frameworker_lock_stats(VPxWorker *const worker); void vp10_frameworker_unlock_stats(VPxWorker *const worker); void vp10_frameworker_signal_stats(VPxWorker *const worker); // Wait until ref_buf has been decoded to row in real pixel unit. // Note: worker may already finish decoding ref_buf and release it in order to // start decoding next frame. So need to check whether worker is still decoding // ref_buf. void vp10_frameworker_wait(VPxWorker *const worker, RefCntBuffer *const ref_buf, int row); // FrameWorker broadcasts its decoding progress so other workers that are // waiting on it can resume decoding. void vp10_frameworker_broadcast(RefCntBuffer *const buf, int row); // Copy necessary decoding context from src worker to dst worker. void vp10_frameworker_copy_context(VPxWorker *const dst_worker, VPxWorker *const src_worker); #endif // VP10_DECODER_DTHREAD_H_