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https://gitee.com/Vancouver2017/luban-lite-t3e-pro.git
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82 lines
2.0 KiB
C
82 lines
2.0 KiB
C
/*
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* Copyright (C) 2020-2024 Artinchip Technology Co. Ltd
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*
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* SPDX-License-Identifier: Apache-2.0
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*
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* author: <qi.xu@artinchip.com>
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* Desc: packet (video bitstream container) manager
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*/
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#ifndef PACKET_MANAGER_H
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#define PACKET_MANAGER_H
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#include "ve_buffer.h"
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struct packet_manager;
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struct packet {
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unsigned char *data; // source data virtual address
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size_t size; // source data size
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int64_t pts; // source data pts
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unsigned int flag; // source data eos flag
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size_t phy_offset; // video bytestream offset
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size_t phy_size; // video bytestream size
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unsigned int phy_base; // vidoe bytestream physic address
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};
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struct packet_manager_init_cfg {
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struct ve_buffer_allocator *ve_buf_handle; // mpp buffer handle
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size_t buffer_size; // video bytestream size
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int packet_count; // packet buffer count
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struct packet_allocator* pkt_allocator;
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};
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/*
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create packet manager
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*/
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struct packet_manager *pm_create(struct packet_manager_init_cfg *cfg);
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/*
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destroy packet manager
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*/
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int pm_destroy(struct packet_manager *pm);
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/*
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get a empty packet for external caller
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*/
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int pm_dequeue_empty_packet(struct packet_manager *pm, struct mpp_packet *packet, int size);
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/*
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external caller put the packet to ready list, which is ready for decoding
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*/
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int pm_enqueue_ready_packet(struct packet_manager *pm, struct mpp_packet *packet);
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/*
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get a ready packet for codec.
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*/
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struct packet *pm_dequeue_ready_packet(struct packet_manager *pm);
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/*
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codec put the packet to empty list
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*/
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int pm_enqueue_empty_packet(struct packet_manager *pm, struct packet *packet);
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/*
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get the packet number of empty list
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*/
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int pm_get_empty_packet_num(struct packet_manager *pm);
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/*
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get the packet number of ready list
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*/
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int pm_get_ready_packet_num(struct packet_manager *pm);
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/*
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reclaim the packet to ready list, if the packet not decoded
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*/
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int pm_reclaim_ready_packet(struct packet_manager *pm, struct packet *packet);
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int pm_reset(struct packet_manager *pm);
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#endif /* PACKET_MANAGER_H */
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