?? buxx_drv.c
字號(hào):
data_write(CAMREY, ed_y);
}
else
{ // ROT90 ON
if (st_y % 2)
err_code = 0x0007;
if ((ed_y + 1) % 2)
err_code = 0x0008;
data_write(CAMRSX, st_y);
data_write(CAMREX, ed_y);
data_write(CAMRSY, st_x);
data_write(CAMREY, ed_x);
}
return err_code;
}
//-----------------------------------------------------------------------------
// cam capture point setup
//-----------------------------------------------------------------------------
int cam_capture_set(const CAMSET * const cam)
{
int err_code = 0;
int ret_code = 0;
UINT16 rot_state = 0;
UINT16 hwmode_state = 0;
bit_write(MEMCNT, bROT | bVFLIP | bHFLIP, LOW);
bit_write(MEMCNT, cam->rot_h_vflip, HIGH);
rot_state = bit_read(MEMCNT, bROT);
hwmode_state = hwmode_read();
if (hwmode_state != sJPEGDECODE)
{
if (rot_state != bROT || hwmode_state == sRINGBUFFER)
{ // ROT90 OFF
if (cam->cst_x + cam->xsize > cam->srkx)
err_code = 0x0010;
if (cam->cst_y + cam->ysize > cam->srky)
err_code = 0x0011;
}
else
{
if (cam->cst_x + cam->xsize > cam->srkx)
err_code = 0x0012;
if (cam->cst_y + cam->ysize > cam->srky)
err_code = 0x0013;
}
}
ret_code = mem_point_set(cam->mst_x, cam->mst_y); //cam image storage position set
if (ret_code)
err_code = ret_code | 0x0020;
ret_code = cam_shrink_set(cam->srkx, cam->srky);
if (ret_code)
err_code = ret_code | 0x0030;
ret_code = cam_cut_set(cam->cst_x, cam->cst_y, cam->cst_x + cam->xsize - 1, cam->cst_y + cam->ysize - 1); //The position to cut off an image is set up
if (ret_code)
err_code = ret_code | 0x0040;
return err_code;
}
//-----------------------------------------------------------------------------
// low path filter setup
//-----------------------------------------------------------------------------
void cam_lowpathfilter_set(void)
{
data_write(SRKTYPE, YOFFSET | CYTYPE | CXTYPE);
}
//-----------------------------------------------------------------------------
// The storage position of the image is set up
//-----------------------------------------------------------------------------
int mem_point_set(const UINT16 st_x, const UINT16 st_y)
{
int err_code = 0;
if (st_x > data_read(MLCDHSIZE))
err_code = 0x0001;
if (st_y > data_read(MLCDVSIZE))
err_code = 0x0002;
if (st_x % 2)
err_code = 0x0003;
data_write(MEMCSTAX, st_x);
data_write(MEMCSTAY, st_y);
return err_code;
}
//-----------------------------------------------------------------------------
// mem_adr_st/mem_adr_ed setup
//-----------------------------------------------------------------------------
int mem_adrst_ed_set(const UINT16 st_x, const UINT16 st_y,
const UINT16 ed_x, const UINT16 ed_y)
{
int err_code = 0;
if (st_x > maxMEM_ADR_STX)
err_code = 0x0001;
if (st_y > maxMEM_ADR_STY)
err_code = 0x0002;
if (ed_x > maxMEM_ADR_EDX)
err_code = 0x0003;
if (ed_y > maxMEM_ADR_EDY)
err_code = 0x0004;
if (st_x % 2)
err_code = 0x0005;
if ((ed_x + 1) % 2)
err_code = 0x0006;
if (ed_x >= data_read(MLCDHSIZE))
err_code = 0x0007; //William 20050524
if (ed_y >= data_read(MLCDVSIZE))
err_code = 0x0008; //William 20050524
data_write(MEM_ADR_STX, st_x);
data_write(MEM_ADR_STY, st_y);
data_write(MEM_ADR_EDX, ed_x);
data_write(MEM_ADR_EDY, ed_y);
return err_code;
}
//-----------------------------------------------------------------------------
// FrameMemory access register setup(for READ)
//-----------------------------------------------------------------------------
void mem_acs_read_st(const UINT16 idx)
{
UINT16 reg_data;
UINT16 data_format;
bit_write(MEMCNT, bRGB_FRAME, HIGH);
data_format = bit_read(MEMCNT, bRGB_FRAME);
reg_data = reg_read(INDEX);
reg_write(INDEX, idx);
if (idx == MEMACS_RGB && data_format == sYUV422FORMAT)
{
reg_data = reg_read(REG);
}
reg_data = reg_read(REG);
}
//-----------------------------------------------------------------------------
// FrameMemory access register setup(for WRITE)
//-----------------------------------------------------------------------------
void mem_acs_write_st(const UINT16 idx)
{
UINT16 reg_data;
reg_data = reg_read(INDEX);
reg_write(INDEX, idx);
}
//-----------------------------------------------------------------------------
// FrameMemory absolute address setup
//-----------------------------------------------------------------------------
void mem_adr_abs_set(const UINT32 address)
{
data_write(MEM_ADR_ABS1, (UINT16) (address & 0x0000ffff));
data_write(MEM_ADR_ABS2, (UINT16) ((address & 0xffff0000) >> 16));
}
//-----------------------------------------------------------------------------
// MaskMemory setup
//-----------------------------------------------------------------------------
/*
int mem_maskmemory_set(const UINT16 xsize, const UINT16 ysize)
{
UINT16 frame_data;
UINT16 mask_temp;
int i = 0, cnt, width, height;
UINT16 mask_data[12];
int err_code = 0;
if (xsize > data_read(MLCDHSIZE))
err_code = 0x01;
if (ysize > data_read(MLCDVSIZE))
err_code = 0x02;
bit_write(MEMCNT, bINCMTH | bADRINC, HIGH); //auto increment on
for (height = 0; height < ysize; height++)
{
#if 0
mask_temp = 0x0000;
mem_adrst_ed_set(0, height, xsize - 1, height);
mem_acs_read_st(MEMACS_RGB);
i = 0;
for (width = 0; width < xsize; width++)
{
frame_data = reg_read(REG);
if (frame_data != TRAN_KEY_COLOR)
{
mask_temp = mask_temp | (0x8000 >> (width % 16));
}
if (((width + 1) % 16 == 0) || (width == xsize - 1))
{
mask_data[i] = mask_temp;
mask_temp = 0x0000;
i++;
}
}
#else
mask_temp = 0xffff;
mem_adrst_ed_set(0, height, xsize - 1, height);
mem_acs_read_st(MEMACS_RGB);
i = 0;
for (width = 0; width < xsize; width++)
{
frame_data = reg_read(REG);
#if 0
if (frame_data == TRAN_KEY_COLOR)
{
mask_temp = mask_temp &(~ (0x8000 >> (width % 16)));
}
#else
if (frame_data != TRAN_KEY_COLOR)
{
mask_temp = mask_temp &(~ (0x8000 >> (width % 16)));
}
#endif
if (((width + 1) % 16 == 0) || (width == xsize - 1))
{
mask_data[i] = mask_temp;
mask_temp = 0xffff;
i++;
}
}
#endif
if (xsize % 16)
{
mem_adrst_ed_set(0, height, xsize / 16, height);
}
else
{
mem_adrst_ed_set(0, height, xsize / 16 - 1, height);
}
mem_acs_write_st(MEMACS_MSK);
for (cnt = 0; cnt < i; cnt++)
{
reg_write(REG, mask_data[cnt]); //MASK Data are written
}
}
bit_write(MEMCNT, bINCMTH | bADRINC, LOW); //auto increment on
return (err_code);
}
*/
int mem_maskmemory_set(const UINT16 xstart, const UINT16 ystart, const UINT16 xsize, const UINT16 ysize, const UINT16 alpha_color)
{
UINT16 frame_data;
UINT16 mask_temp;
int i = 0, cnt, width, height;
UINT16 mask_data[12];
int err_code = 0;
if (xsize > data_read(MLCDHSIZE))
err_code = 0x01;
if (ysize > data_read(MLCDVSIZE))
err_code = 0x02;
bit_write(MEMCNT, bINCMTH | bADRINC, HIGH);
for (height = ystart; height < (ystart + ysize); height++)
{
mask_temp = 0xffff;
mem_adrst_ed_set(xstart, height, (xstart + xsize) - 1, height);
mem_acs_read_st(MEMACS_RGB);
i = 0;
for (width = xstart; width < (xstart + xsize); width++)
{
frame_data = reg_read(REG);
if (frame_data== alpha_color)
{
mask_temp = mask_temp &(~ (0x8000 >> (width % 16)));
}
if (((width + 1) % 16 == 0) || (width == xsize - 1))
{
mask_data[i] = mask_temp;
mask_temp = 0xffff;
i++;
}
}
if ((xstart+xsize) % 16)
{
mem_adrst_ed_set(xstart/16, height, (xstart+xsize) / 16, height);
}
else
{
mem_adrst_ed_set(xstart/16, height, (xstart+xsize) / 16 -1, height);
}
mem_acs_write_st(MEMACS_MSK);
for (cnt = 0; cnt < i; cnt++)
{
reg_write(REG, mask_data[cnt]);
}
}
bit_write(MEMCNT, bINCMTH | bADRINC, LOW);
return (err_code);
}
//-----------------------------------------------------------------------------
// LCD size setup
//-----------------------------------------------------------------------------
int lcd_size_set(const UINT16 xsize, const UINT16 ysize)
{
int err_code = 0;
if (xsize > maxMLCDHSIZE)
err_code = 0x0001;
if (ysize > maxMLCDVSIZE)
err_code = 0x0002;
data_write(MLCDHSIZE, xsize);
data_write(MLCDVSIZE, ysize);
return err_code;
}
//-----------------------------------------------------------------------------
// LCD transfer position setup
//-----------------------------------------------------------------------------
int lcd_point_set(const UINT16 st_x, const UINT16 st_y, const UINT16 ed_x,
const UINT16 ed_y)
{
int err_code = 0;
if (st_x > maxMLCDSTX)
err_code = 0x0001;
if (st_y > maxMLCDSTY)
err_code = 0x0002;
if (st_x % 2)
err_code = 0x0003;
if ((ed_x + 1) % 2)
err_code = 0x0004;
if ((st_x + ed_x + 1) > data_read(MLCDHSIZE))
err_code = 0x0005;
if ((st_y + ed_y + 1) > data_read(MLCDVSIZE))
err_code = 0x0006;
data_write(MLCDSTX, st_x);
data_write(MLCDSTY, st_y);
data_write(MLCDEDX, ed_x);
data_write(MLCDEDY, ed_y);
return err_code;
}
//-----------------------------------------------------------------------------
// MLCDWAV register setup
//-----------------------------------------------------------------------------
int lcd_wav_set(const UINT16 lcdwl, const UINT16 lcdwh)
{
int err_code = 0;
if (lcdwl > maxLCDWL)
err_code = 0x0001;
if (lcdwh > maxLCDWH)
err_code = 0x0002;
data_write(MLCDWAV, LCD_DELAY | (lcdwl << 4) | lcdwh);
return err_code;
}
//-----------------------------------------------------------------------------
// LCD transfer command setup
//-----------------------------------------------------------------------------
int lcd_cmd_set(const int access)
{
int i;
UINT8 cmd[] =
{ MLCDCMD1, MLCDCMD2, MLCDCMD3, MLCDCMD4, MLCDCMD5, MLCDCMD6,
MLCDCMD7 };
//modified by william
UINT16 /*UINT8 */ mcdata[] =
{
M_CMD_DATA1, M_CMD_DATA2, M_CMD_DATA3, M_CMD_DATA4, M_CMD_DATA5,
M_CMD_DATA6, M_CMD_DATA7};
UINT16 /*UINT8 */ scdata[] =
{
S_CMD_DATA1, S_CMD_DATA2, S_CMD_DATA3, S_CMD_DATA4, S_CMD_DATA5,
S_CMD_DATA6, S_CMD_DATA7};
if (access == sMAIN_ACS)
{ //Main Lcd
if (M_EXCMD > maxEXCMD)
return 0x0001;
for (i = 0; i < M_EXCMD; i++)
{
data_write(cmd[i], mcdata[i]);
}
bit_write(MLCDCNT, bEXCMD, LOW);
bit_write(MLCDCNT, M_EXCMD << 4, HIGH);
}
else
{ //Sub Lcd
if (S_EXCMD > maxEXCMD)
return 0x0001;
for (i = 0; i < S_EXCMD; i++)
{
data_write(cmd[i], scdata[i]); //
}
bit_write(MLCDCNT, bEXCMD, LOW);
bit_write(MLCDCNT, S_EXCMD << 4, HIGH);
}
return 0;
}
//-----------------------------------------------------------------------------
// lcd transfer point setup
//-----------------------------------------------------------------------------
int lcd_trans_set(const UINT16 st_x, const UINT16 st_y, const UINT16 xsize,
const UINT16 ysize)
{
int err_code = 0;
err_code =
lcd_point_set(st_x, st_y, st_x + xsize - 1, st_y + ysize - 1);
column_page_set(st_x, st_x + xsize - 1, st_y, st_y + ysize - 1);
return err_code;
}
//-----------------------------------------------------------------------------
// jpeg code size read
//-----------------------------------------------------------------------------
UINT32 read_je_size(void)
{
UINT32 je_size;
je_size = data_read(JE_CSIZE1);
return je_size;
}
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