86 lines
2.2 KiB
C
86 lines
2.2 KiB
C
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#include "app_lcd.h"
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#include "lib/heap/av_heap.h"
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#include "lib/heap/av_psram_heap.h"
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// 这里只是为了给osd创建流,实际内部没有做什么,这个流取到的数据应该是已经压缩过的
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// 接收到就可以配置硬件寄存器了
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// data申请空间函数
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#define STREAM_MALLOC av_psram_malloc
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#define STREAM_FREE av_psram_free
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#define STREAM_ZALLOC av_psram_zalloc
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// 结构体申请空间函数
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#define STREAM_LIBC_MALLOC av_malloc
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#define STREAM_LIBC_FREE av_free
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#define STREAM_LIBC_ZALLOC av_zalloc
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#define MAX_OSD_SHOW_RX 8
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static int lcd_osd_msi_action(struct msi *msi, uint32 cmd_id, uint32 param1, uint32 param2)
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{
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int ret = RET_OK;
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struct lcd_osd_msi_s *show = (struct lcd_osd_msi_s *)msi->priv;
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switch (cmd_id)
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{
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// 暂时没有考虑释放
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case MSI_CMD_POST_DESTROY:
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{
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STREAM_LIBC_FREE(show);
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}
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break;
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// 接收,判断是否已经压缩了
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case MSI_CMD_TRANS_FB:
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{
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struct framebuff *fb = (struct framebuff *)param1;
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if(fb->mtype != F_ERGB)
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{
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ret = RET_ERR;
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}
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}
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break;
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case MSI_CMD_FREE_FB:
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{
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}
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break;
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case MSI_CMD_LCD_OSD:
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{
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uint32_t cmd_self = (uint32_t)param1;
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uint32_t arg = param2;
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switch (cmd_self)
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{
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case MSI_OSD_ENABLE:
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{
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msi->enable = arg;
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os_printf("---MSI_OSD_ENABLE :%d----\n",msi->enable);
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}
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break;
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}
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}
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break;
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default:
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break;
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}
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return ret;
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}
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struct msi *lcd_osd_msi(const char *name)
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{
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struct msi *msi = msi_new(name, MAX_OSD_SHOW_RX, NULL);
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struct lcd_osd_msi_s *show = (struct lcd_osd_msi_s *)msi->priv;
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struct lcdc_device *lcd_dev;
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if (!show)
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{
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show = (struct lcd_osd_msi_s *)STREAM_LIBC_ZALLOC(sizeof(struct lcd_osd_msi_s));
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lcd_dev = (struct lcdc_device *)dev_get(HG_LCDC_DEVID);
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show->lcd_dev = lcd_dev;
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msi->action = lcd_osd_msi_action;
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show->msi = msi;
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msi->priv = (void *)show;
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msi->enable = 1;
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}
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return msi;
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}
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