slp/selphy_print
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s1245: Only set matte intensity if the printer's stored value is different.

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This commit is contained in:
Solomon Peachy 2015-02-18 21:20:59 -05:00
parent d198f0493b
commit 97112f91a4
1 changed files with 41 additions and 7 deletions
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48
backend_shinkos1245.c
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@ -393,7 +393,7 @@ struct shinkos1245_cmd_setmatte {
struct shinkos1245_resp_matte {
uint8_t code;
uint8_t mode;
uint8_t level;
int8_t level;
uint8_t reserved[3];
} __attribute__((packed));
@ -631,6 +631,34 @@ static int shinkos1245_set_matte(struct shinkos1245_ctx *ctx,
return -99;
}
static int shinkos1245_get_matte(struct shinkos1245_ctx *ctx,
int *intensity)
{
struct shinkos1245_cmd_getmatte cmd;
struct shinkos1245_resp_matte sts;
int ret, num;
shinkos1245_fill_hdr(&cmd.hdr);
cmd.cmd[0] = 0x20;
cmd.mode = MATTE_MODE_MATTE;
ret = shinkos1245_do_cmd(ctx, &cmd, sizeof(cmd),
&sts, sizeof(sts), &num);
if (ret < 0) {
ERROR("Failed to execute GET_MATTE command\n");
return ret;
}
if (sts.code != CMD_CODE_OK) {
ERROR("Bad return code (%02x) on GET_MATTE command\n", sts.code);
return -99;
}
*intensity = sts.level;
return 0;
}
/* Structure dumps */
static char *shinkos1245_status_str(struct shinkos1245_resp_status *resp)
{
@ -1404,14 +1432,20 @@ top:
/* Set matte intensity */
if (ctx->hdr.mattedepth != 0x7fffffff) {
i = shinkos1245_set_matte(ctx, ctx->hdr.mattedepth);
int current;
i = shinkos1245_get_matte(ctx, &current);
if (i < 0)
goto printer_error;
if (i > 0) {
/* We can't set the matte depth if we're printing */
state = S_IDLE;
sleep(1);
break;
if (current != ctx->hdr.mattedepth) {
i = shinkos1245_set_matte(ctx, ctx->hdr.mattedepth);
if (i < 0)
goto printer_error;
if (i > 0) {
/* We can't set the matte depth if we're printing */
state = S_IDLE;
sleep(1);
break;
}
}
}