45 lines
1.3 KiB
C
45 lines
1.3 KiB
C
#ifndef _OSD_H_
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#define _OSD_H_
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#include "video/video.h"
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#include "system/sys_time.h"
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#define OSD_OSD_1BIT_MODE 0x1
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#define OSD_OSD_2BIT_MODE 0x2
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#define OSD_OSD_16BIT_MODE 0x3
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struct osd_cfg {
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struct video_osd_attr attr;
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struct video_text_osd text_osd;
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void *rtc_fd;
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char *osd_buf;
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u32 osd_size;
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u8 update;
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u8 enable;
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u16 src_width;
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u16 src_height;
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u8 format_str[64];
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};
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extern char *osd_buf_addr;
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extern int sys_time_format(char *str, int str_len, struct sys_time *time);
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extern void osd_close(void *isc);
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extern int osd_buff_update(void *isc, char id);
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extern void osd_init(void *isc);
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extern void osd_en(void *isc, u8 enable);
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extern int osd_attr_set(void *isc, struct video_osd_attr *osd_attr);
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extern int osd_attr_get(void *isc, struct video_osd_attr *osd_attr);
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extern int osd_set_src_width_height(void *isc, u16 w, u16 h);
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//使用例子：osd_buf_ram_set(osd_buf_base), OSD的格式长度如strlen("yyyy-nn-dd hh:mm:ss")
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//buf地址要在内部sram(buf大小:字宽*字高*格式长度/8，如:32*16*strlen("yyyy-nn-dd hh:mm:ss"))/8
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extern void osd_buf_ram_set(void *buf);
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#define OSD_DEFAULT_WIDTH 16 //与net_video_rec请求的OSD宽相同
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#define OSD_DEFAULT_HEIGHT 32 //与net_video_rec请求的OSD高相同
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extern const unsigned char osd_text_str[];
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extern const unsigned char osd_text_tab16[66][64] ALIGNED(64);
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#endif
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