51 lines
1.9 KiB
C
51 lines
1.9 KiB
C
/*
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Copyright (C) 2024 John Cox john.cox@raspberrypi.com
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Permission is hereby granted, free of charge, to any person
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obtaining a copy of this software and associated documentation
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files (the "Software"), to deal in the Software without
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restriction, including without limitation the rights to use, copy,
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modify, merge, publish, distribute, sublicense, and/or sell copies
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of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be
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included in all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
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HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
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WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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DEALINGS IN THE SOFTWARE.
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*/
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#ifndef AVCODEC_V4L2_REQ_DECODE_Q_H
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#define AVCODEC_V4L2_REQ_DECODE_Q_H
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#include <pthread.h>
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typedef struct req_decode_ent {
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struct req_decode_ent * next;
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struct req_decode_ent * prev;
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int in_q;
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} req_decode_ent;
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typedef struct req_decode_q {
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pthread_mutex_t q_lock;
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pthread_cond_t q_cond;
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req_decode_ent * head;
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req_decode_ent * tail;
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} req_decode_q;
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int decode_q_in_q(const req_decode_ent * const d);
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void decode_q_add(req_decode_q * const q, req_decode_ent * const d);
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void decode_q_remove(req_decode_q * const q, req_decode_ent * const d);
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void decode_q_wait(req_decode_q * const q, req_decode_ent * const d);
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void decode_q_uninit(req_decode_q * const q);
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void decode_q_init(req_decode_q * const q);
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#endif
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