75 lines
2.4 KiB
C
75 lines
2.4 KiB
C
/*
|
|
* 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"
|
|
|
|
#ifdef __cplusplus
|
|
extern "C" {
|
|
#endif
|
|
|
|
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);
|
|
|
|
#ifdef __cplusplus
|
|
} // extern "C"
|
|
#endif
|
|
|
|
#endif // VP10_DECODER_DTHREAD_H_
|