xref: /aosp_15_r20/external/libdav1d/src/thread_task.h (revision c09093415860a1c2373dacd84c4fde00c507cdfd)
1 /*
2  * Copyright © 2018-2021, VideoLAN and dav1d authors
3  * Copyright © 2018, Two Orioles, LLC
4  * All rights reserved.
5  *
6  * Redistribution and use in source and binary forms, with or without
7  * modification, are permitted provided that the following conditions are met:
8  *
9  * 1. Redistributions of source code must retain the above copyright notice, this
10  *    list of conditions and the following disclaimer.
11  *
12  * 2. Redistributions in binary form must reproduce the above copyright notice,
13  *    this list of conditions and the following disclaimer in the documentation
14  *    and/or other materials provided with the distribution.
15  *
16  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
17  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
18  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
19  * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
20  * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
21  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
22  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
23  * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
25  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26  */
27 
28 #ifndef DAV1D_SRC_THREAD_TASK_H
29 #define DAV1D_SRC_THREAD_TASK_H
30 
31 #include <limits.h>
32 
33 #include "src/internal.h"
34 
35 #define FRAME_ERROR (UINT_MAX - 1)
36 #define TILE_ERROR (INT_MAX - 1)
37 
38 // these functions assume the task scheduling lock is already taken
39 int dav1d_task_create_tile_sbrow(Dav1dFrameContext *f, int pass, int cond_signal);
40 void dav1d_task_frame_init(Dav1dFrameContext *f);
41 
42 void dav1d_task_delayed_fg(Dav1dContext *c, Dav1dPicture *out, const Dav1dPicture *in);
43 
44 void *dav1d_worker_task(void *data);
45 
46 int dav1d_decode_frame_init(Dav1dFrameContext *f);
47 int dav1d_decode_frame_init_cdf(Dav1dFrameContext *f);
48 int dav1d_decode_frame_main(Dav1dFrameContext *f);
49 void dav1d_decode_frame_exit(Dav1dFrameContext *f, int retval);
50 int dav1d_decode_frame(Dav1dFrameContext *f);
51 int dav1d_decode_tile_sbrow(Dav1dTaskContext *t);
52 
53 #endif /* DAV1D_SRC_THREAD_TASK_H */
54