xref: /aosp_15_r20/external/libvpx/vp9/decoder/vp9_job_queue.h (revision fb1b10ab9aebc7c7068eedab379b749d7e3900be)
1*fb1b10abSAndroid Build Coastguard Worker /*
2*fb1b10abSAndroid Build Coastguard Worker  *  Copyright (c) 2018 The WebM project authors. All Rights Reserved.
3*fb1b10abSAndroid Build Coastguard Worker  *
4*fb1b10abSAndroid Build Coastguard Worker  *  Use of this source code is governed by a BSD-style license
5*fb1b10abSAndroid Build Coastguard Worker  *  that can be found in the LICENSE file in the root of the source
6*fb1b10abSAndroid Build Coastguard Worker  *  tree. An additional intellectual property rights grant can be found
7*fb1b10abSAndroid Build Coastguard Worker  *  in the file PATENTS.  All contributing project authors may
8*fb1b10abSAndroid Build Coastguard Worker  *  be found in the AUTHORS file in the root of the source tree.
9*fb1b10abSAndroid Build Coastguard Worker  */
10*fb1b10abSAndroid Build Coastguard Worker 
11*fb1b10abSAndroid Build Coastguard Worker #ifndef VPX_VP9_DECODER_VP9_JOB_QUEUE_H_
12*fb1b10abSAndroid Build Coastguard Worker #define VPX_VP9_DECODER_VP9_JOB_QUEUE_H_
13*fb1b10abSAndroid Build Coastguard Worker 
14*fb1b10abSAndroid Build Coastguard Worker #include "vpx_util/vpx_pthread.h"
15*fb1b10abSAndroid Build Coastguard Worker 
16*fb1b10abSAndroid Build Coastguard Worker typedef struct {
17*fb1b10abSAndroid Build Coastguard Worker   // Pointer to buffer base which contains the jobs
18*fb1b10abSAndroid Build Coastguard Worker   uint8_t *buf_base;
19*fb1b10abSAndroid Build Coastguard Worker 
20*fb1b10abSAndroid Build Coastguard Worker   // Pointer to current address where new job can be added
21*fb1b10abSAndroid Build Coastguard Worker   uint8_t *volatile buf_wr;
22*fb1b10abSAndroid Build Coastguard Worker 
23*fb1b10abSAndroid Build Coastguard Worker   // Pointer to current address from where next job can be obtained
24*fb1b10abSAndroid Build Coastguard Worker   uint8_t *volatile buf_rd;
25*fb1b10abSAndroid Build Coastguard Worker 
26*fb1b10abSAndroid Build Coastguard Worker   // Pointer to end of job buffer
27*fb1b10abSAndroid Build Coastguard Worker   uint8_t *buf_end;
28*fb1b10abSAndroid Build Coastguard Worker 
29*fb1b10abSAndroid Build Coastguard Worker   int terminate;
30*fb1b10abSAndroid Build Coastguard Worker 
31*fb1b10abSAndroid Build Coastguard Worker #if CONFIG_MULTITHREAD
32*fb1b10abSAndroid Build Coastguard Worker   pthread_mutex_t mutex;
33*fb1b10abSAndroid Build Coastguard Worker   pthread_cond_t cond;
34*fb1b10abSAndroid Build Coastguard Worker #endif
35*fb1b10abSAndroid Build Coastguard Worker } JobQueueRowMt;
36*fb1b10abSAndroid Build Coastguard Worker 
37*fb1b10abSAndroid Build Coastguard Worker void vp9_jobq_init(JobQueueRowMt *jobq, uint8_t *buf, size_t buf_size);
38*fb1b10abSAndroid Build Coastguard Worker void vp9_jobq_reset(JobQueueRowMt *jobq);
39*fb1b10abSAndroid Build Coastguard Worker void vp9_jobq_deinit(JobQueueRowMt *jobq);
40*fb1b10abSAndroid Build Coastguard Worker void vp9_jobq_terminate(JobQueueRowMt *jobq);
41*fb1b10abSAndroid Build Coastguard Worker int vp9_jobq_queue(JobQueueRowMt *jobq, void *job, size_t job_size);
42*fb1b10abSAndroid Build Coastguard Worker int vp9_jobq_dequeue(JobQueueRowMt *jobq, void *job, size_t job_size,
43*fb1b10abSAndroid Build Coastguard Worker                      int blocking);
44*fb1b10abSAndroid Build Coastguard Worker 
45*fb1b10abSAndroid Build Coastguard Worker #endif  // VPX_VP9_DECODER_VP9_JOB_QUEUE_H_
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