void shooting_set_autoiso(int iso_mode)
{
short max_iso;
if (iso_mode<=0)
shooting_recalc_conf_autoiso_values();
switch (iso_mode)
{
case -1: // ISO HI
//max_iso = conf.autoiso_max_iso_hi*10;
max_iso = conf.autoiso_max_iso_hi_real;
break;
case 0: // ISO AUTO
//max_iso = conf.autoiso_max_iso_auto*10;
max_iso = conf.autoiso_max_iso_auto_real;
break;
default:
return;
}
// TODO also long shutter ?
if (camera_info.state.mode_shooting==MODE_M || camera_info.state.mode_shooting==MODE_TV || camera_info.state.mode_shooting==MODE_STITCH)
return; //Only operate outside of M and Tv
int ev_overexp = 0;
if (conf.overexp_ev_enum)
{
// No shoot_histogram exist here because no future shot exist yet :)
int total = live_histogram_read_y(live_histogram_proc);
// step 32 is 1/3ev for tv96
if (live_histogram_get_range(total,255-conf.autoiso2_over,255) >= conf.overexp_threshold)
ev_overexp = conf.overexp_ev_enum << 5;
}
float current_shutter = shooting_get_shutter_speed_from_tv96(shooting_get_tv96());
short current_iso = shooting_get_iso_real();
short min_shutter = shutter1_values[conf.autoiso_shutter_enum];
if (min_shutter == 0)
{
short IS_factor = (shooting_get_is_mode()<=1)?conf.autoiso_is_factor:1;
min_shutter = get_focal_length(lens_get_zoom_point())*conf.autoiso_user_factor / (IS_factor*1000);
//min_shutter is NOT 1/Xs but optimized for the calculation.
if (shutter2_values[conf.autoiso2_shutter_enum])
shooting_calc_autoiso_coef( min_shutter );
}
short target_iso = current_iso * min_shutter * current_shutter;
short min_iso = conf.autoiso_min_iso_real;
if (target_iso > max_iso)
{
ev_overexp=0;
// AutoISO2 if
// it is turned on (C2!=0.0)
// and it has valid iso2/shutter2 ( C2<0)
// and non-IsoHI mode
if ( !iso_mode && conf.autoiso2_coef < 0.0 )
{
target_iso = (max_iso - min_shutter*conf.autoiso2_coef) / ( 1.0 - conf.autoiso2_coef / (current_shutter * current_iso) );
if ( target_iso > conf.autoiso2_max_iso_auto_real )
target_iso = conf.autoiso2_max_iso_auto_real;
}
else
{
target_iso = max_iso;
}
}
else if (target_iso < min_iso)
{
target_iso = min_iso;
}
float target_shutter = current_shutter * current_iso / target_iso;
if (target_shutter > 0)
shooting_set_tv96_direct(shooting_get_tv96_from_shutter_speed(target_shutter) + ev_overexp, SET_NOW);
shooting_set_iso_real(target_iso, SET_NOW);
}
int get_effective_focal_length(int zp) {
return (CF_EFL*get_focal_length(zp))/10000;
}
int get_zoom_x(int zp) {
return get_focal_length(zp)*10/focus_len_table[0];
}
int get_effective_focal_length(int zp) {
return (CF_EFL*get_focal_length(zp))/CF_EFL_DIV;
}
int get_zoom_x(int zp) {
return get_focal_length(zp)*10/fl_tbl[0].fl;
}
//-------------------------------------------------------------------
static void gui_osd_draw_values(int is_osd_edit, int is_zebra)
{
if (is_osd_edit || (camera_info.state.mode_rec_or_review && conf.show_values))
{
// showtype
// 1 - show all values
// 2 - show DOF values only (for zebra & MF)
int showtype = 0;
if (!is_zebra &&
((conf.show_values==SHOW_MISC_ALWAYS && camera_info.state.mode_photo) ||
((camera_info.state.mode_video || is_video_recording()) && conf.show_values_in_video) ||
((camera_info.state.is_shutter_half_press || (recreview_hold==1)) && (conf.show_values==SHOW_MISC_SHOOT))))
showtype = 1;
else if (is_zebra || (shooting_get_common_focus_mode() && camera_info.state.mode_photo && conf.show_values && !((conf.show_dof==DOF_SHOW_IN_DOF) || (conf.show_dof==DOF_SHOW_IN_DOF_EX))))
showtype = 2;
if (conf.values_show_real_iso || conf.values_show_market_iso || conf.values_show_ev_seted ||
conf.values_show_ev_measured || conf.values_show_bv_measured || conf.values_show_bv_seted ||
conf.values_show_overexposure || conf.values_show_canon_overexposure || conf.values_show_luminance)
gui_osd_calc_expo_param();
m = 0;
short f_ex = (conf.show_dof==DOF_SHOW_IN_MISC_EX);
if (((conf.show_dof==DOF_SHOW_IN_MISC) || f_ex) && showtype && !is_osd_edit)
{
if (conf.dof_subj_dist_in_misc)
gui_print_osd_dof_string_dist("SD :", dof_values.subject_distance, f_ex && (dof_values.distance_valid || shooting_get_focus_mode()), 0);
if (conf.dof_near_limit_in_misc)
gui_print_osd_dof_string_dist("NL :", dof_values.near_limit, f_ex && dof_values.distance_valid, 0);
if (conf.dof_far_limit_in_misc)
gui_print_osd_dof_string_dist("FL :", dof_values.far_limit, f_ex && dof_values.distance_valid, 0);
if (conf.dof_depth_in_misc)
gui_print_osd_dof_string_dist("DOF:", dof_values.depth_of_field, f_ex && dof_values.distance_valid, 0);
if (conf.dof_hyperfocal_in_misc)
gui_print_osd_dof_string_dist("HYP:", dof_values.hyperfocal_distance, f_ex && dof_values.hyperfocal_valid, 1);
}
if ((showtype == 1) || is_osd_edit)
{
if (conf.values_show_zoom || is_osd_edit)
{
int fl, zp=shooting_get_zoom(), fl1=get_focal_length(zp);
switch (conf.zoom_value)
{
case ZOOM_SHOW_FL:
sprintf(osd_buf, "Z:%d.%dmm%8s", fl1/1000, fl1%1000/100, "");
break;
case ZOOM_SHOW_EFL:
fl=get_effective_focal_length(zp);
// scale by users adapter lens eg. Canon Wide .42 or Canon Tele 1.75
fl = fl * conf.zoom_scale / 100;
sprintf(osd_buf, "Z:%3dmm%8s", fl/1000, "");
break;
case ZOOM_SHOW_X:
default:
fl=get_zoom_x(zp);
sprintf(osd_buf, "Z:%d/%d.%dx%8s", zp, fl/10, fl%10, "");
break;
}
gui_print_osd_misc_string();
}
if (conf.values_show_real_aperture || is_osd_edit)
gui_print_osd_misc_string_float("Av :%d.%02d ", 100, shooting_get_real_aperture()/10);
int iso_mode = shooting_get_iso_mode();
if ((iso_mode <= 0) || !(conf.values_show_iso_only_in_autoiso_mode))
{
if (conf.values_show_real_iso) gui_print_osd_misc_string_int("I-R:", expo.iso);
if (conf.values_show_market_iso) gui_print_osd_misc_string_int("I-M:", expo.iso_market);
}
if (conf.values_show_bv_measured) gui_print_osd_misc_string_canon_values("Bvm:", expo.bv96_measured );
if (conf.values_show_bv_seted) gui_print_osd_misc_string_canon_values("Bvs:", expo.bv96_seted );
if (conf.values_show_ev_measured) gui_print_osd_misc_string_canon_values("Evm:", expo.ev96_measured);
if (conf.values_show_ev_seted) gui_print_osd_misc_string_canon_values("Evs:", expo.ev96_seted );
if (conf.values_show_overexposure) gui_print_osd_misc_string_canon_values("dE :", expo.dev96);
if (conf.values_show_canon_overexposure) gui_print_osd_misc_string_canon_values("dEc:", expo.dev96_canon);
if (conf.values_show_luminance) gui_print_osd_misc_string_float("B :%d.%02d", 100, expo.b);
}
}
}
