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pktriggercord.c
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pktriggercord.c
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/*
pkTriggerCord
Remote control of Pentax DSLR cameras.
Copyright (C) 2011-2019 Andras Salamon <andras.salamon@melda.info>
based on:
PK-Remote: Remote control of Pentax DSLR cameras.
Copyright (C) 2008 Pontus Lidman <pontus@lysator.liu.se>
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Lesser General Public License for more details.
You should have received a copy of the GNU General Public License
and GNU Lesser General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <stdint.h>
#include <stdbool.h>
#include <stdio.h>
#include <string.h>
#include <gtk/gtk.h>
#include <stdlib.h>
#include <assert.h>
#include <unistd.h>
#include <fcntl.h>
#include <errno.h>
#include <getopt.h>
#include <sys/time.h>
#include "pslr.h"
#include "pslr_lens.h"
#include "pslr_log.h"
#include "pktriggercord-servermode.h"
#include "pslr_utils.h"
#ifdef WIN32
#define FILE_ACCESS O_WRONLY | O_CREAT | O_TRUNC | O_BINARY
#else
#define FILE_ACCESS O_WRONLY | O_CREAT | O_TRUNC
#endif
#define GW(name) GTK_WIDGET (gtk_builder_get_object (xml, name))
#define GTA(name) GTK_TOGGLE_ACTION (gtk_builder_get_object (xml, name))
// status.bufmask
#define MAX_BUFFERS 8*sizeof(uint16_t)
static struct {
char *autosave_path;
} plugin_config;
static gboolean added_quit(gpointer data);
static void my_atexit(void);
int common_init(void);
void init_preview_area(void);
void set_preview_icon(int n, GdkPixbuf *pBuf);
void error_message(const gchar *message);
static gboolean status_poll(gpointer data);
static void update_image_areas(int buffer, bool main);
static void init_controls(pslr_status *st_new, pslr_status *st_old);
static bool auto_save_check(int format, int buffer);
static void manage_camera_buffers(pslr_status *st_new, pslr_status *st_old);
static void manage_camera_buffers_limited();
static void which_shutter_table(pslr_status *st, pslr_rational_t **table, int *steps);
static void which_iso_table(pslr_status *st, const int **table, int *steps);
static void which_ec_table(pslr_status *st, const int **table, int *steps);
static bool is_inside(int rect_x, int rect_y, int rect_w, int rect_h, int px, int py);
static void save_buffer(int bufno, const char *filename);
// coordinates for 640 x 480 image
#define AF_FAR_LEFT 132
#define AF_LEFT 223
#define AF_CENTER 319
#define AF_RIGHT 415
#define AF_FAR_RIGHT 505
#define AF_TOP (149+27)
#define AF_MID (213+27)
#define AF_BOTTOM (276+27)
#define AF_CROSS_W 9
#define AF_CROSS_H 10
#define AF_CENTER_W 15
#define AF_CENTER_H 15
#define AF_LINE_W 7
#define AF_LINE_H 21
/* Order of array corresponsds to AF point bitmask, pslr_af11_point_t */
static struct {
int x;
int y;
int w;
int h;
} af_points[] = {
{ AF_LEFT-(AF_CROSS_W/2), AF_TOP-(AF_CROSS_H/2), AF_CROSS_W, AF_CROSS_H },
{ AF_CENTER-(AF_CROSS_W/2), AF_TOP-(AF_CROSS_H/2), AF_CROSS_W, AF_CROSS_H },
{ AF_RIGHT-(AF_CROSS_W/2), AF_TOP-(AF_CROSS_H/2), AF_CROSS_W, AF_CROSS_H },
{ AF_FAR_LEFT - (AF_LINE_W/2), AF_MID - (AF_LINE_H/2) - 1, AF_LINE_W, AF_LINE_H },
{ AF_LEFT-(AF_CROSS_W/2), AF_MID-(AF_CROSS_H/2), AF_CROSS_W, AF_CROSS_H },
{ AF_CENTER-(AF_CENTER_W/2), AF_MID-(AF_CENTER_H/2) - 1, AF_CENTER_W, AF_CENTER_H },
{ AF_RIGHT-(AF_CROSS_W/2), AF_MID-(AF_CROSS_H/2), AF_CROSS_W, AF_CROSS_H },
{ AF_FAR_RIGHT - (AF_LINE_W/2), AF_MID - (AF_LINE_H/2) - 1, AF_LINE_W, AF_LINE_H },
{ AF_LEFT-(AF_CROSS_W/2), AF_BOTTOM-(AF_CROSS_H/2), AF_CROSS_W, AF_CROSS_H },
{ AF_CENTER-(AF_CROSS_W/2), AF_BOTTOM-(AF_CROSS_H/2), AF_CROSS_W, AF_CROSS_H },
{ AF_RIGHT-(AF_CROSS_W/2), AF_BOTTOM-(AF_CROSS_H/2), AF_CROSS_W, AF_CROSS_H },
};
static uint32_t focus_indicated_af_points;
static uint32_t select_indicated_af_points;
static uint32_t preselect_indicated_af_points;
static bool preselect_reselect = false;
static pslr_settings settings;
/* This is the nominator, the denominator is 10 for all confirmed
* apertures */
static const int aperture_tbl[] = {
10, 11, 12, 14, 16, 17, 18,
20, 22, 24, 25, 28, 32, 35,
40, 45, 50, 56, 63, 67, 71,
80, 90, 95, 100, 110, 130, 140,
160, 180, 190, 200, 220, 250, 280,
320, 360, 400, 450, 510, 570
};
static pslr_rational_t shutter_tbl_1_3[] = {
{ 30, 1},{ 25, 1},{ 20, 1},{ 15, 1},{ 13, 1},{ 10, 1},{ 8, 1},{ 6, 1},
{ 5, 1},{ 4, 1},{ 3, 1},{ 25, 10},{ 2, 1},{ 16, 10},{ 13, 10},{ 1, 1},
{ 8, 10},{ 6, 10},{ 5, 10},{ 4, 10},{ 3, 10},{ 1, 4},{ 1, 5},{ 1, 6},
{ 1, 8},{ 1, 10},{ 1, 13},{ 1, 15},{ 1, 20},{ 1, 25},{ 1, 30},{ 1, 40},
{ 1, 50},{ 1, 60},{ 1, 80},{ 1, 100},{ 1, 125},{ 1, 160},{ 1, 200},{ 1, 250},
{ 1, 320},{ 1, 400},{ 1, 500},{ 1, 640},{ 1, 800},{ 1, 1000},{ 1, 1250},{ 1, 1600},
{ 1, 2000},{ 1, 2500},{ 1, 3200},{ 1, 4000},{1, 5000}, {1, 6400}, {1, 8000}
};
static pslr_rational_t shutter_tbl_1_2[] = {
{ 30, 1},{ 20, 1},{ 15, 1},{ 10, 1},{ 8, 1},{ 6, 1},
{ 4, 1},{ 3, 1},{ 2, 1},{ 15, 10},{ 1, 1},
{ 7, 10},{ 5, 10},{ 3, 10},{ 1, 4},{ 1, 6},
{ 1, 8},{ 1, 10},{ 1, 15},{ 1, 20},{ 1, 30},
{ 1, 45},{ 1, 60},{ 1, 90},{ 1, 125},{ 1, 180},{ 1, 250},
{ 1, 350},{ 1, 500},{ 1, 750},{ 1, 1000},{ 1, 1500},
{ 1, 2000},{ 1, 3000},{ 1, 4000}, {1, 6400}, {1, 8000}
};
static const int iso_tbl_1_3[] = {
80, 100, 125, 160, 200, 250, 320, 400, 500, 640, 800, 1000, 1250, 1600, 2000, 2500,
3200, 4000, 5000, 6400, 8000, 10000, 12800, 16000, 20000, 25600, 32000, 40000, 51200, 64000,
80000, 102400
};
static const int iso_tbl_1_2[] = {
100, 140, 200, 280, 400, 560, 800, 1100, 1600, 2200, 3200, 4500, 6400, 9000, 12800, 18000, 25600, 36000, 51200, 72000, 102400
};
static const int iso_tbl_1[] = {
100, 200, 400, 800, 1600, 3200, 6400, 12800, 25600, 51200, 102400
};
static const int ec_tbl_1_3[] = {
-30, -27, -23, -20, -17, -13, -10, -7, -3, 0, 3, 7, 10, 13, 17, 20, 23, 27, 30
};
static const int ec_tbl_1_2[]= {
-30, -25, -20, -15, -10, -5, 0, 5, 10, 15, 20, 30
};
static pslr_handle_t camhandle;
static bool handle_af_points;
static double af_width_multiplier;
static double af_height_multiplier;
static GtkBuilder *xml;
static GtkStatusbar *statusbar;
static guint sbar_connect_ctx;
static guint sbar_download_ctx;
bool need_histogram=false;
bool fullsize_preview=false;
static GtkListStore *list_store;
bool debug = false;
bool dangerous = false;
bool dangerous_camera_connected = false;
bool in_initcontrols = false;
bool need_one_push_bracketing_cleanup = false;
static struct timeval expected_bulb_end_time = {0, 0};
static const int THUMBNAIL_WIDTH = 160;
static const int THUMBNAIL_HEIGHT = 120;
static const int HISTOGRAM_WIDTH = 640;
static const int HISTOGRAM_HEIGHT = 480;
static void wait_for_gtk_events_pending() {
while (gtk_events_pending()) {
gtk_main_iteration();
}
}
void combobox_append( GtkComboBox *combobox, char **items, int item_num ) {
GtkListStore *store = gtk_list_store_new (1, G_TYPE_STRING);
GtkTreeIter iter;
int i;
DPRINT("combobox_append\n");
for (i = 0; i<item_num; i++) {
DPRINT("adding item %s\n", items[i] );
gtk_list_store_append(store, &iter);
gtk_list_store_set(store, &iter, 0, items[i], -1);
}
gtk_combo_box_set_model( combobox, GTK_TREE_MODEL(store));
GtkCellRenderer * cell = gtk_cell_renderer_text_new();
gtk_cell_layout_pack_start( GTK_CELL_LAYOUT( combobox ), cell, TRUE );
gtk_cell_layout_set_attributes( GTK_CELL_LAYOUT( combobox ), cell, "text", 0, NULL );
}
int common_init(void) {
GtkWidget *widget;
atexit(my_atexit);
gtk_init(0, 0);
gtk_quit_add(0, added_quit, 0);
DPRINT("Create gtk xml\n");
GError* error = NULL;
if (debug) {
xml = gtk_builder_new ();
if (!gtk_builder_add_from_file (xml, "pktriggercord.ui", &error)) {
error = NULL;
if ( !gtk_builder_add_from_file (xml, PKTDATADIR "/pktriggercord.ui", &error)) {
g_warning ("Couldn't load builder file: %s", error->message);
g_error_free (error);
return -1;
}
}
} else {
xml = gtk_builder_new ();
if (!gtk_builder_add_from_file (xml, PKTDATADIR "/pktriggercord.ui", &error)) {
error = NULL;
if ( !gtk_builder_add_from_file (xml, "pktriggercord.ui", &error)) {
g_warning ("Couldn't load builder file: %s", error->message);
g_error_free (error);
return -1;
}
}
}
init_preview_area();
widget = GW("mainwindow");
gchar titlebuf[128];
snprintf(titlebuf, sizeof(titlebuf), "pkTriggerCord %s", VERSION);
gtk_window_set_title( (GtkWindow *)widget, titlebuf);
gtk_builder_connect_signals( xml, NULL );
statusbar = GTK_STATUSBAR(GW("statusbar1"));
sbar_connect_ctx = gtk_statusbar_get_context_id(statusbar, "connect");
sbar_download_ctx = gtk_statusbar_get_context_id(statusbar, "download");
gtk_statusbar_push(statusbar, sbar_connect_ctx, "No camera connected.");
gdk_window_set_events(gtk_widget_get_window(widget), GDK_ALL_EVENTS_MASK);
GtkComboBox *pw = (GtkComboBox*)GW("file_format_combo");
int numfileformats = sizeof(pslr_user_file_formats) / sizeof (pslr_user_file_formats[0]);
char **fileformatnames = malloc( numfileformats * sizeof(char*) );
int i;
for (i = 0; i<numfileformats; i++) {
fileformatnames[i] = strdup( pslr_user_file_formats[i].file_format_name );
}
combobox_append( pw, fileformatnames, numfileformats );
init_controls(NULL, NULL);
g_timeout_add(1000, status_poll, 0);
gtk_widget_show(widget);
gtk_main();
return 0;
}
static int get_jpeg_property_shift() {
return (pslr_get_model_jpeg_property_levels( camhandle )-1) / 2;
}
void shutter_speed_table_init(pslr_status *st) {
// check valid shutter speeds for the camera
int max_valid_shutter_speed_index=0;
int i;
pslr_rational_t *tbl;
int steps;
which_shutter_table( st, &tbl, &steps);
int fastest_shutter_speed = pslr_get_model_fastest_shutter_speed(camhandle);
for (i=0; i<steps; i++) {
if ( tbl[i].nom == 1 &&
tbl[i].denom <= fastest_shutter_speed) {
max_valid_shutter_speed_index = i;
}
}
if ( tbl[max_valid_shutter_speed_index].denom != fastest_shutter_speed ) {
// not an exact match
++max_valid_shutter_speed_index;
tbl[max_valid_shutter_speed_index].denom = fastest_shutter_speed;
}
GtkWidget *pw;
pw = GW("shutter_scale");
//printf("range 0-%f\n", (float) sizeof(shutter_tbl)/sizeof(shutter_tbl[0]));
gtk_range_set_range(GTK_RANGE(pw), 0.0, max_valid_shutter_speed_index);
gtk_range_set_increments(GTK_RANGE(pw), 1.0, 1.0);
}
void iso_speed_table_init(pslr_status *st) {
DPRINT("iso_speed_table_init\n");
GtkWidget *pw;
pw = GW("iso_scale");
const int *tbl = 0;
int steps = 0;
which_iso_table(st, &tbl, &steps);
int min_iso_index=0;
int max_iso_index=steps-1;
int i;
// cannot determine if base or extended iso is set.
// use extended iso range
for (i=0; i<steps; i++) {
if ( tbl[i] < pslr_get_model_extended_iso_min(camhandle)) {
min_iso_index = i+1;
}
if ( tbl[i] <= pslr_get_model_extended_iso_max(camhandle)) {
max_iso_index = i;
}
}
GtkAdjustment *adj = gtk_range_get_adjustment (GTK_RANGE(pw));
gdouble current_scale_iso_min = gtk_adjustment_get_lower(adj);
gdouble current_scale_iso_max = gtk_adjustment_get_upper(adj);
DPRINT("iso_speed_table_init %f - %f\n", current_scale_iso_min, current_scale_iso_max);
if ((gdouble)(min_iso_index) != current_scale_iso_min || (gdouble)(max_iso_index) != current_scale_iso_max) {
gtk_range_set_range(GTK_RANGE(pw), (gdouble)(min_iso_index), (gdouble) (max_iso_index));
}
}
void camera_specific_init() {
bool has_jpeg_hue = pslr_get_model_has_jpeg_hue( camhandle );
if ( has_jpeg_hue ) {
gtk_range_set_range( GTK_RANGE(GW("jpeg_hue_scale")), -get_jpeg_property_shift(), get_jpeg_property_shift());
}
gtk_range_set_range( GTK_RANGE(GW("jpeg_sharpness_scale")), -get_jpeg_property_shift(), get_jpeg_property_shift());
gtk_range_set_range( GTK_RANGE(GW("jpeg_saturation_scale")), -get_jpeg_property_shift(), get_jpeg_property_shift());
gtk_range_set_range( GTK_RANGE(GW("jpeg_contrast_scale")), -get_jpeg_property_shift(), get_jpeg_property_shift());
int *resolutions = pslr_get_model_jpeg_resolutions( camhandle );
int resindex=0;
char **str_resolutions = malloc( MAX_RESOLUTION_SIZE * sizeof( char * ));
while ( resindex < MAX_RESOLUTION_SIZE ) {
str_resolutions[resindex] = malloc( 10 );
sprintf( str_resolutions[resindex], "%dM", resolutions[resindex]);
++resindex;
}
combobox_append( GTK_COMBO_BOX(GW("jpeg_resolution_combo")), str_resolutions, MAX_RESOLUTION_SIZE );
int starindex= pslr_get_model_max_jpeg_stars( camhandle) ;
const char ch[] = "*********";
char **str_jpegstars = malloc( starindex * sizeof( char * ));
int num_stars = starindex;
int index=0;
while ( starindex > 0 ) {
str_jpegstars[index] = malloc(10);
sprintf( str_jpegstars[index], "%.*s", starindex,ch);
--starindex;
++index;
}
combobox_append( GTK_COMBO_BOX(GW("jpeg_quality_combo")), str_jpegstars, num_stars );
int max_supported_image_tone = pslr_get_model_max_supported_image_tone( camhandle )+1;
DPRINT("max image tone:%d\n", max_supported_image_tone);
GtkComboBox *pw = (GtkComboBox*)GW("jpeg_image_tone_combo");
char **imagetones = malloc( max_supported_image_tone * sizeof(char*) );
int i;
for (i = 0; i<max_supported_image_tone; i++) {
DPRINT("get tone %s\n", pslr_get_jpeg_image_tone_str( i ) );
imagetones[i] = malloc( strlen( pslr_get_jpeg_image_tone_str( i ))+1);
memset(imagetones[i], '\0', strlen( pslr_get_jpeg_image_tone_str( i ))+1);
strncpy( imagetones[i], pslr_get_jpeg_image_tone_str( i ), strlen( pslr_get_jpeg_image_tone_str( i ) ));
}
combobox_append( pw, imagetones, max_supported_image_tone );
gtk_widget_set_sensitive( GTK_WIDGET(pw), max_supported_image_tone > -1 );
handle_af_points = pslr_get_model_af_point_num(camhandle) == 11;
pslr_get_settings_json(camhandle, &settings);
if (pslr_get_model_bufmask_single(camhandle) && settings.one_push_bracketing.pslr_setting_status == PSLR_SETTING_STATUS_READ && settings.one_push_bracketing.value) {
pslr_set_setting_by_name(camhandle, "one_push_bracketing", 0);
settings.one_push_bracketing.value=false;
need_one_push_bracketing_cleanup = true;
}
}
static void init_aperture_scale(pslr_status *st_new) {
GtkWidget *pw = GW("aperture_scale");
int min_ap=-1, max_ap=-1, current_ap = -1;
int i;
if (st_new) {
for (i=0; i<sizeof(aperture_tbl)/sizeof(aperture_tbl[0]); i++) {
if (st_new->lens_min_aperture.nom == aperture_tbl[i]) {
min_ap = i;
}
if (st_new->lens_max_aperture.nom == aperture_tbl[i]) {
max_ap = i;
}
if (st_new->set_aperture.nom == aperture_tbl[i]) {
current_ap = i;
}
}
gtk_range_set_increments(GTK_RANGE(pw), 1.0, 1.0);
if (min_ap >= 0 && max_ap >= 0 && current_ap >= 0) {
//printf("range %f-%f (%f)\n", (float) min_ap, (float)max_ap, (float)current_ap);
gtk_range_set_range(GTK_RANGE(pw), min_ap, max_ap);
gtk_range_set_value(GTK_RANGE(pw), current_ap);
gtk_widget_set_sensitive(pw, TRUE);
}
}
if (st_new == NULL || min_ap < 0 || max_ap < 0 || current_ap < 0) {
gtk_widget_set_sensitive(pw, FALSE);
} else {
gtk_widget_set_sensitive(pw, TRUE);
}
}
static void init_shutter_scale(pslr_status *st_new) {
GtkWidget *pw = GW("shutter_scale");
int i;
if (st_new) {
int idx = -1;
pslr_rational_t *tbl = 0;
int steps = 0;
which_shutter_table( st_new, &tbl, &steps );
for (i=0; i<steps; i++) {
if (st_new->set_shutter_speed.nom == tbl[i].nom
&& st_new->set_shutter_speed.denom == tbl[i].denom) {
idx = i;
}
}
if (idx >= 0) {
gtk_range_set_value(GTK_RANGE(pw), idx);
}
}
gtk_widget_set_sensitive(pw, st_new != NULL);
}
static void init_bulb_value(pslr_status *st_new) {
GtkWidget *pw = GW("bulb_exp_value");
gtk_widget_set_sensitive(pw, st_new != NULL);
}
static void init_iso_scale(pslr_status *st_new) {
GtkWidget *pw = GW("iso_scale");
int current_iso = -1;
int i;
if (st_new) {
DPRINT("init_controls iso %d\n", st_new->fixed_iso);
const int *tbl = 0;
int steps = 0;
which_iso_table(st_new, &tbl, &steps);
for (i=0; i<steps; i++) {
if (tbl[i] >= st_new->fixed_iso) {
current_iso = i;
break;
}
}
DPRINT("init_controls current_iso: %d\n", current_iso);
if (current_iso >= 0) {
//printf("set value for ISO slider, new = %d old = %d\n",
// st_new->set_iso, st_old ? st_old->set_iso : -1);
gtk_range_set_value(GTK_RANGE(pw), current_iso);
}
}
gtk_widget_set_sensitive(pw, st_new != NULL);
}
static void init_ec_scale(pslr_status *st_new, pslr_status *st_old) {
GtkWidget *pw = GW("ec_scale");
int i;
if (st_new) {
const int *tbl;
int steps;
which_ec_table( st_new, &tbl, &steps);
int idx = -1;
for (i=0; i<steps; i++) {
if (tbl[i] == st_new->ec.nom) {
idx = i;
}
}
if (!st_old || st_old->custom_ev_steps != st_new->custom_ev_steps) {
gtk_range_set_range(GTK_RANGE(pw), 0.0, steps-1);
}
if (!st_old || st_old->ec.nom != st_new->ec.nom
|| st_old->ec.denom != st_new->ec.denom) {
gtk_range_set_value(GTK_RANGE(pw), idx);
}
}
gtk_widget_set_sensitive(pw, st_new != NULL);
}
static void init_jpeg_scales(pslr_status *st_new) {
GtkWidget *pw;
/* JPEG contrast */
pw = GW("jpeg_contrast_scale");
if (st_new) {
gtk_range_set_value(GTK_RANGE(pw), (gdouble)st_new->jpeg_contrast - get_jpeg_property_shift());
}
gtk_widget_set_sensitive(pw, st_new != NULL);
/* JPEG hue */
// DPRINT("init controls hue\n");
pw = GW("jpeg_hue_scale");
bool sensitive_hue = st_new;
if (st_new) {
gtk_range_set_value(GTK_RANGE(pw), (gdouble)st_new->jpeg_hue - get_jpeg_property_shift());
bool has_jpeg_hue = pslr_get_model_has_jpeg_hue( camhandle );
// DPRINT("has_jpeg_hue %d\n",has_jpeg_hue);
sensitive_hue &= has_jpeg_hue;
}
gtk_widget_set_sensitive(pw, sensitive_hue);
/* JPEG saturation */
pw = GW("jpeg_saturation_scale");
if (st_new) {
gtk_range_set_value(GTK_RANGE(pw), (gdouble)st_new->jpeg_saturation - get_jpeg_property_shift());
}
gtk_widget_set_sensitive(pw, st_new != NULL);
/* JPEG sharpness */
pw = GW("jpeg_sharpness_scale");
if (st_new) {
gtk_range_set_value(GTK_RANGE(pw), (gdouble)st_new->jpeg_sharpness - get_jpeg_property_shift());
}
gtk_widget_set_sensitive(pw, st_new != NULL);
/* JPEG quality */
pw = GW("jpeg_quality_combo");
if (st_new) {
GtkTreeModel *jpeg_quality_model = gtk_combo_box_get_model(GTK_COMBO_BOX(pw));
gint jpeg_quality_num = gtk_tree_model_iter_n_children( jpeg_quality_model, NULL );
ipslr_handle_t *p = (ipslr_handle_t *)camhandle;
int hw_jpeg_quality = pslr_get_hw_jpeg_quality(p->model, st_new->jpeg_quality);
if ( st_new->jpeg_quality >= jpeg_quality_num ) {
hw_jpeg_quality = 0;
}
gtk_combo_box_set_active(GTK_COMBO_BOX(pw), hw_jpeg_quality);
}
gtk_widget_set_sensitive(pw, st_new != NULL);
/* JPEG resolution */
pw = GW("jpeg_resolution_combo");
if (st_new) {
gtk_combo_box_set_active(GTK_COMBO_BOX(pw), st_new->jpeg_resolution);
}
gtk_widget_set_sensitive(pw, st_new != NULL);
/* Image tone */
pw = GW("jpeg_image_tone_combo");
if (st_new ) {
gtk_combo_box_set_active(GTK_COMBO_BOX(pw), st_new->jpeg_image_tone);
}
gtk_widget_set_sensitive(pw, st_new != NULL);
}
static void init_user_mode_combo(pslr_status *st_new, pslr_status *st_old) {
GtkWidget *pw = GW("user_mode_combo");
if (st_new) {
if (!st_old || st_old->exposure_mode != st_new->exposure_mode) {
gtk_combo_box_set_active(GTK_COMBO_BOX(pw), st_new->exposure_mode);
}
}
gtk_widget_set_sensitive(pw, st_new != NULL && st_new->user_mode_flag);
}
static void init_file_format_combo(pslr_status *st_new) {
GtkWidget *pw = GW("file_format_combo");
if (st_new) {
int val = pslr_get_user_file_format(st_new);
gtk_combo_box_set_active(GTK_COMBO_BOX(pw), val);
}
gtk_widget_set_sensitive(pw, st_new != NULL);
}
static void init_buttons(pslr_status *st_new) {
gtk_widget_set_sensitive( GW("shutter_button"), st_new != NULL && (!pslr_get_model_bufmask_single(camhandle) || !st_new->bufmask) );
gtk_widget_set_sensitive( GW("focus_button"), st_new != NULL);
gtk_widget_set_sensitive( GW("status_button"), st_new != NULL);
gtk_widget_set_sensitive( GW("status_hex_button"), st_new != NULL);
gtk_widget_set_sensitive( GW("settings_button"), st_new != NULL);
gtk_widget_set_sensitive( GW("green_button"), st_new != NULL);
GtkWidget *pw = GW("ae_lock_button");
if (st_new) {
bool lock;
lock = (st_new->light_meter_flags & PSLR_LIGHT_METER_AE_LOCK) != 0;
gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(pw), lock);
}
gtk_widget_set_sensitive(pw, st_new != NULL);
}
static void init_controls(pslr_status *st_new, pslr_status *st_old) {
in_initcontrols = true;
DPRINT("start initcontrols\n");
init_aperture_scale(st_new);
init_shutter_scale(st_new);
init_bulb_value(st_new);
init_iso_scale(st_new);
init_ec_scale(st_new, st_old);
init_jpeg_scales(st_new);
init_user_mode_combo(st_new, st_old);
init_file_format_combo(st_new);
init_buttons(st_new);
in_initcontrols = false;
DPRINT("end initcontrols\n");
}
static pslr_status cam_status[2];
static pslr_status *status_new = NULL;
static pslr_status *status_old = NULL;
static void update_status_pointers(void) {
pslr_status *tmp = status_new;
status_new = status_old;
status_old = tmp;
if (status_new == NULL) {
if (status_old == NULL) {
status_new = &cam_status[0];
} else {
status_new = &cam_status[1];
}
}
}
static void connect_camera(void) {
int ret;
/* Try to reconnect */
gtk_statusbar_pop(statusbar, sbar_connect_ctx);
gtk_statusbar_push(statusbar, sbar_connect_ctx, "Connecting...");
/* Allow the message to be seen */
wait_for_gtk_events_pending();
/* Connect */
ret = pslr_connect(camhandle);
DPRINT("ret: %d\n", ret);
if ( ret == -1 ) {
gtk_statusbar_pop(statusbar, sbar_connect_ctx);
gtk_statusbar_push(statusbar, sbar_connect_ctx, "Unknown Pentax camera found.");
camhandle = NULL;
} else if ( ret != 0 ) {
gtk_statusbar_pop(statusbar, sbar_connect_ctx);
gtk_statusbar_push(statusbar, sbar_connect_ctx, "Cannot connect to Pentax camera.");
camhandle = NULL;
}
}
static void update_widgets_after_connect(void) {
gchar buf[256];
if (camhandle) {
DPRINT("before camera_specific_init\n");
camera_specific_init();
DPRINT("after camera_specific_init\n");
const char *name;
name = pslr_get_camera_name(camhandle);
snprintf(buf, sizeof(buf), "Connected: %s", name);
buf[sizeof(buf)-1] = '\0';
gtk_statusbar_pop(statusbar, sbar_connect_ctx);
gtk_statusbar_push(statusbar, sbar_connect_ctx, buf);
} else {
gtk_statusbar_pop(statusbar, sbar_connect_ctx);
gtk_statusbar_push(statusbar, sbar_connect_ctx, "No camera connected.");
}
}
static void update_aperture_label(void) {
gchar buf[256];
GtkLabel *aperture_label = GTK_LABEL(GW("label_aperture"));
if (status_new && status_new->current_aperture.denom) {
float aperture = (float)status_new->current_aperture.nom / (float)status_new->current_aperture.denom;
sprintf(buf, "f/%.1f", aperture);
gtk_label_set_text(aperture_label, buf);
}
}
static void update_shutter_speed_widgets(void) {
gchar buf[256];
if (status_new && (status_new->exposure_mode == PSLR_GUI_EXPOSURE_MODE_B)) {
sprintf(buf, "BULB");
gtk_label_set_text(GTK_LABEL(GW("label_shutter")), buf);
/* inhibit shutter exposure slide */
gtk_widget_set_visible( GW("shutter_scale"), FALSE);
gtk_widget_set_visible( GW("shutter_scale_label"), FALSE);
gtk_widget_set_visible( GW("bulb_exp_value"), TRUE);
gtk_widget_set_visible( GW("bulb_exp_value_label"), TRUE);
} else if (status_new && status_new->current_shutter_speed.denom) {
if (status_new->current_shutter_speed.denom == 1) {
sprintf(buf, "%ds", status_new->current_shutter_speed.nom);
} else if (status_new->current_shutter_speed.nom == 1) {
sprintf(buf, "1/%ds", status_new->current_shutter_speed.denom);
} else {
sprintf(buf, "%.1fs", (float)status_new->current_shutter_speed.nom / (float) status_new->current_shutter_speed.denom);
}
gtk_label_set_text(GTK_LABEL(GW("label_shutter")), buf);
gtk_widget_set_visible( GW("shutter_scale"), TRUE);
gtk_widget_set_visible( GW("shutter_scale_label"), TRUE);
gtk_widget_set_visible( GW("bulb_exp_value"), FALSE);
gtk_widget_set_visible( GW("bulb_exp_value_label"), FALSE);
}
}
static void update_iso_label(void) {
gchar buf[256];
if (status_new) {
sprintf(buf, "ISO %d", status_new->current_iso);
gtk_label_set_text(GTK_LABEL(GW("label_iso")), buf);
}
}
static void update_ev_label(void) {
gchar buf[256];
if (status_new && status_new->current_aperture.denom
&& status_new->current_shutter_speed.denom) {
float ev, a, s;
a = (float)status_new->current_aperture.nom/(float)status_new->current_aperture.denom;
s = (float)status_new->current_shutter_speed.nom/(float)status_new->current_shutter_speed.denom;
ev = log(a*a/s)/M_LN2 - log(status_new->current_iso/100)/M_LN2;
sprintf(buf, "<span size=\"xx-large\">EV %.2f</span>", ev);
gtk_label_set_markup(GTK_LABEL(GW("label_ev")), buf);
}
}
static void update_zoom_label(void) {
gchar buf[256];
if (status_new && status_new->zoom.denom) {
sprintf(buf, "%d mm", status_new->zoom.nom / status_new->zoom.denom);
gtk_label_set_text(GTK_LABEL(GW("label_zoom")), buf);
}
}
static void update_focus_label(void) {
gchar buf[256];
if (status_new) {
sprintf(buf, "focus: %d", status_new->focus);
gtk_label_set_text(GTK_LABEL(GW("label_focus")), buf);
}
}
static void update_lens_label(void) {
gchar buf[256];
if (status_new) {
sprintf(buf, "%s", pslr_get_lens_name(status_new->lens_id1, status_new->lens_id2));
gtk_label_set_text(GTK_LABEL(GW("label_lens")), buf);
}
}
static void update_af_points(void) {
if (handle_af_points) {
GtkWidget *pw = GW("main_drawing_area");
GdkWindow *window = gtk_widget_get_window(pw);
GtkAllocation allocation;
gtk_widget_get_allocation (pw, &allocation);
if (status_new) {
if (!status_old || status_old->focused_af_point != status_new->focused_af_point) {
/* Change in focused AF points */
focus_indicated_af_points |= status_new->focused_af_point;
gdk_window_invalidate_rect(window, &allocation, FALSE);
} else {
/* Same as previous check, stop indicating */
focus_indicated_af_points = 0;
gdk_window_invalidate_rect(window, &allocation, FALSE);
}
if (!status_old || status_old->selected_af_point != status_new->selected_af_point) {
/* Change in selected AF points */
select_indicated_af_points = status_new->selected_af_point;
gdk_window_invalidate_rect(window, &allocation, FALSE);
} else {
/* Same as previous check, stop indicating */
select_indicated_af_points = 0;
gdk_window_invalidate_rect(window, &allocation, FALSE);
}
preselect_indicated_af_points = 0;
preselect_reselect = false;
}
}
}
static gboolean status_poll(gpointer data) {
int ret;
static bool status_poll_inhibit = false;
DPRINT("start status_poll\n");
if (status_poll_inhibit) {
return TRUE;
}
/* Do not recursively status poll */
status_poll_inhibit = true;
if (!camhandle) {
if ( dangerous_camera_connected ) {
DPRINT("dangerous camera connected\n");
status_poll_inhibit = false;
return TRUE;
}
camhandle = pslr_init( NULL, NULL );
if (camhandle) {
connect_camera();
}
update_widgets_after_connect();
status_poll_inhibit = false;
DPRINT("end status_poll\n");
return TRUE;
}
update_status_pointers();
ret = pslr_get_status(camhandle, status_new);
shutter_speed_table_init( status_new );
iso_speed_table_init( status_new );
if (ret != PSLR_OK) {
if (ret == PSLR_DEVICE_ERROR) {
/* Camera disconnected */
camhandle = NULL;
}
DPRINT("pslr_get_status: %d\n", ret);
status_new = NULL;
}
update_aperture_label();
update_shutter_speed_widgets();
update_iso_label();
update_ev_label();
update_zoom_label();
update_focus_label();
update_lens_label();
/* Other controls */
init_controls(status_new, status_old);
update_af_points();
/* Camera buffer checks */
manage_camera_buffers(status_new, status_old);
DPRINT("end status_poll\n");
status_poll_inhibit = false;
return TRUE;
}
static void clear_preview_icons() {
int i;
for (i=0; i < MAX_BUFFERS; i++) {
set_preview_icon(i, NULL);
}
}
static int find_new_pictures(pslr_status *st_new, pslr_status *st_old) {
int new_pictures;
if (st_old) {
new_pictures = (st_new->bufmask ^ st_old->bufmask) & st_new->bufmask;
} else {
new_pictures = st_new->bufmask;
}
return new_pictures;
}
static int find_newest_picture(int new_pictures) {
int newest_picture;
for (newest_picture=MAX_BUFFERS; newest_picture>=0; --newest_picture) {
if (new_pictures & (1<<newest_picture)) {
break;
}
}
return newest_picture;
}
static int auto_save_pictures(pslr_status *st_new, int new_pictures) {
int i;
bool deleted;
int format = pslr_get_user_file_format(st_new);
/* auto-save check buffers */
for (i=0; i<MAX_BUFFERS; i++) {
if (new_pictures & (1<<i)) {
deleted = auto_save_check(format, i);
if (deleted) {
new_pictures &= ~(1<<i);
}
}
}
return new_pictures;
}
static void update_thumbnails(int new_pictures, int newest_picture) {
int i;
for (i=0; i<MAX_BUFFERS; i++) {
if (i!=newest_picture && new_pictures & (1<<i)) {
update_image_areas(i, false);
}
}
}
static void select_thumbnail(int thumbnail_index) {
GtkIconView *pw = GTK_ICON_VIEW(GW("preview_icon_view"));
GtkTreePath *path;
path = gtk_tree_path_new_from_indices (thumbnail_index, -1);
gtk_icon_view_unselect_all( pw );
gtk_icon_view_select_path( pw, path );
gtk_tree_path_free (path);
}
static void manage_camera_buffers(pslr_status *st_new, pslr_status *st_old) {
uint32_t new_pictures;
int newest_picture;
if (!st_new) {
clear_preview_icons();
return;
}
if (st_old && st_new->bufmask == st_old->bufmask) {
return;
}
new_pictures = find_new_pictures(st_new, st_old);
if (!new_pictures) {
return;
}
newest_picture = find_newest_picture(new_pictures);
if (newest_picture >= 0) {
update_image_areas(newest_picture, true);
}
new_pictures = auto_save_pictures(st_new, new_pictures);
update_thumbnails(new_pictures, newest_picture);
select_thumbnail(newest_picture);
}
static void manage_camera_buffers_limited() {
update_image_areas(0, true);
}
G_MODULE_EXPORT void auto_save_folder_button_clicked_cb(GtkAction *action) {
GtkWidget *pw;
char *filename;
int res;
pw = GW("auto_save_folder_dialog");
res = gtk_dialog_run(GTK_DIALOG(pw));
DPRINT("Run folder dialog -> %d\n", res);
gtk_widget_hide(pw);
if (res == 1) {
filename = gtk_file_chooser_get_filename (GTK_FILE_CHOOSER (pw));
DPRINT("Selected path: %s\n", filename);
if (plugin_config.autosave_path) {
g_free(plugin_config.autosave_path);
}