mirror of
https://gitee.com/Vancouver2017/luban-lite-t3e-pro.git
synced 2025-12-14 18:38:55 +00:00
101 lines
2.5 KiB
C
101 lines
2.5 KiB
C
/*
|
|
* Copyright (C) 2020-2022 Artinchip Technology Co. Ltd
|
|
*
|
|
* author: <qi.xu@artinchip.com>
|
|
* Desc: frame buffer manager
|
|
*/
|
|
|
|
#ifndef FRAME_MANAGER_H
|
|
#define FRAME_MANAGER_H
|
|
|
|
#include "mpp_dec_type.h"
|
|
#include "ve_buffer.h"
|
|
#include "frame_allocator.h"
|
|
|
|
/**
|
|
* struct frame is used by decoder
|
|
* struct mpp_frame is used by render
|
|
* struct mpp_frame is not contain physic address, but struct frame need it
|
|
*/
|
|
struct frame {
|
|
struct mpp_frame mpp_frame;
|
|
unsigned int phy_addr[3]; // physic address
|
|
};
|
|
|
|
struct frame_manager_init_cfg {
|
|
struct frame_allocator *allocator; // frame buffer allocator
|
|
enum mpp_pixel_format pixel_format; // frame pixel format
|
|
int width; // frame real width
|
|
int height; // frame real height
|
|
int stride; // frame buffer stride
|
|
int height_align; // frame buffer aligned height
|
|
int frame_count; // frame count
|
|
};
|
|
|
|
struct frame_manager;
|
|
|
|
/*
|
|
create frame manager
|
|
*/
|
|
struct frame_manager *fm_create(struct frame_manager_init_cfg *init_cfg);
|
|
|
|
/*
|
|
destory frame manager
|
|
*/
|
|
int fm_destory(struct frame_manager *fm);
|
|
|
|
/*
|
|
get a display frame for render
|
|
*/
|
|
int fm_render_get_frame(struct frame_manager *fm, struct mpp_frame *frame);
|
|
|
|
/*
|
|
render put the mpp frame (get from fm_external_get_frame) to frame_manager
|
|
|
|
internal ref count will minus 1 (not used by render)
|
|
*/
|
|
int fm_render_put_frame(struct frame_manager* fm, struct mpp_frame *frame);
|
|
|
|
/*
|
|
decoder return the frame to frame_manager.the frame will not used by decoder any more.
|
|
1) the frame is a refrence frame, call this when it is not be used as refrence frame
|
|
2) the frame is an non-refrence frame, call this after fm_decoder_frame_to_render
|
|
|
|
internal ref count will minus 1 (not used by decode)
|
|
*/
|
|
int fm_decoder_put_frame(struct frame_manager* fm, struct frame *frame);
|
|
|
|
/*
|
|
get a empty frame for decoder.
|
|
|
|
internal ref count will add 1 (used by decode)
|
|
*/
|
|
struct frame *fm_decoder_get_frame(struct frame_manager *fm);
|
|
|
|
/*
|
|
codec put the decoded frame to frame_manager,
|
|
1) the frame is decoded, need be render (display = 1)
|
|
2) the frame is decoded, but no need to render (display = 0)
|
|
|
|
internal ref count will add 1 (used by render)
|
|
*/
|
|
int fm_decoder_frame_to_render(struct frame_manager *fm, struct frame *frame, int display);
|
|
|
|
/*
|
|
get a frame by id for decoder.
|
|
*/
|
|
struct frame *fm_get_frame_by_id(struct frame_manager *fm, int id);
|
|
|
|
/*
|
|
get frame number in empty list
|
|
*/
|
|
int fm_get_empty_frame_num(struct frame_manager *fm);
|
|
|
|
/*
|
|
get frame number in render list
|
|
*/
|
|
int fm_get_render_frame_num(struct frame_manager *fm);
|
|
|
|
|
|
#endif /* FRAME_MANAGER_H */
|