/*
* HDSPMixer
*
* Copyright (C) 2003 Thomas Charbonnel (thomas@undata.org)
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*
* @version 04-12-2009 [FF]
* - updated deprecated fl_ask calls
*
*/
#pragma implementation
#include "HDSPMixerWindow.h"
/* header used in .mix file */
const char header[] = "HDSPMixer v1";
static void readregisters_cb(void *arg)
{
int err;
snd_hwdep_t *hw;
hdsp_peak_rms_t hdsp_peak_rms;
struct hdspm_peak_rms hdspm_peak_rms;
bool isMADI = false;
uint32_t *input_peaks, *playback_peaks, *output_peaks;
uint64_t *input_rms, *playback_rms, *output_rms;
HDSPMixerWindow *w = (HDSPMixerWindow *)arg;
if (!w->visible()) {
Fl::add_timeout(0.03, readregisters_cb, w);
return;
}
if ((err = snd_hwdep_open(&hw, w->cards[w->current_card]->name, SND_HWDEP_OPEN_READ)) < 0) {
fprintf(stderr, "Couldn't open hwdep device. Metering stopped\n");
return;
}
if ((HDSPeMADI == w->cards[w->current_card]->type) ||
(HDSPeAIO == w->cards[w->current_card]->type) ||
(HDSP_AES == w->cards[w->current_card]->type) ||
(HDSPeRayDAT == w->cards[w->current_card]->type)) {
isMADI = true;
if ((err = snd_hwdep_ioctl(hw, SNDRV_HDSPM_IOCTL_GET_PEAK_RMS, (void *)&hdspm_peak_rms)) < 0) {
fprintf(stderr, "HwDep ioctl failed. Metering stopped\n");
snd_hwdep_close(hw);
return;
}
} else {
if ((err = snd_hwdep_ioctl(hw, SNDRV_HDSP_IOCTL_GET_PEAK_RMS, (void *)&hdsp_peak_rms)) < 0) {
fprintf(stderr, "HwDep ioctl failed. Metering stopped\n");
snd_hwdep_close(hw);
return;
}
}
snd_hwdep_close(hw);
if (isMADI) {
// check for speed change
if (hdspm_peak_rms.speed != w->cards[w->current_card]->speed_mode) {
w->cards[w->current_card]->setMode(hdspm_peak_rms.speed);
}
input_peaks = hdspm_peak_rms.input_peaks;
playback_peaks = hdspm_peak_rms.playback_peaks;
output_peaks = hdspm_peak_rms.output_peaks;
input_rms = hdspm_peak_rms.input_rms;
playback_rms = hdspm_peak_rms.playback_rms;
output_rms = hdspm_peak_rms.output_rms;
} else {
/* speed changes on non-MADI are already handled via alsactl_cb and
* getSpeed(), but the metering structs differ.
*/
input_peaks = hdsp_peak_rms.input_peaks;
playback_peaks = hdsp_peak_rms.playback_peaks;
output_peaks = hdsp_peak_rms.output_peaks;
input_rms = hdsp_peak_rms.input_rms;
playback_rms = hdsp_peak_rms.playback_rms;
output_rms = hdsp_peak_rms.output_rms;
}
/* update the meter */
if (w->inputs->buttons->input) {
for (int i = 0; i < w->cards[w->current_card]->channels_input; ++i) {
w->inputs->strips[i]->meter->update(input_peaks[(w->cards[w->current_card]->meter_map_input[i])] & 0xffffff00,
input_peaks[(w->cards[w->current_card]->meter_map_input[i])] & 0xf,
input_rms[(w->cards[w->current_card]->meter_map_input[i])]);
}
}
if (w->inputs->buttons->playback) {
for (int i = 0; i < w->cards[w->current_card]->channels_playback; ++i) {
w->playbacks->strips[i]->meter->update(playback_peaks[(w->cards[w->current_card]->meter_map_playback[i])] & 0xffffff00,
playback_peaks[(w->cards[w->current_card]->meter_map_playback[i])] & 0xf,
playback_rms[(w->cards[w->current_card]->meter_map_playback[i])]);
}
}
if (w->inputs->buttons->output) {
for (int i = 0; i < w->cards[w->current_card]->channels_output; ++i) {
w->outputs->strips[i]->meter->update(output_peaks[(w->cards[w->current_card]->meter_map_playback[i])] & 0xffffff00,
output_peaks[(w->cards[w->current_card]->meter_map_playback[i])] & 0xf,
output_rms[(w->cards[w->current_card]->meter_map_playback[i])]);
}
}
Fl::add_timeout(0.03, readregisters_cb, w);
}
static void exit_cb(Fl_Widget *widget, void *arg)
{
HDSPMixerWindow *w = (HDSPMixerWindow *)arg;
if (w->dirty) {
if (!fl_choice("There are unsaved changes, quit anyway ?", "Return", "Quit", NULL)) return;
}
exit(EXIT_SUCCESS);
}
static void view_cb(Fl_Widget *widget, void *arg)
{
const Fl_Menu_Item *item = ((Fl_Menu_ *)widget)->mvalue();
HDSPMixerWindow *w = (HDSPMixerWindow *)arg;
if (!strncmp(item->label(), "Input", 5)) {
if (w->inputs->buttons->view->input) {
w->inputs->buttons->view->input = 0;
} else {
w->inputs->buttons->view->input = 1;
}
}
if (!strncmp(item->label(), "Playback", 8)) {
if (w->inputs->buttons->view->playback) {
w->inputs->buttons->view->playback = 0;
} else {
w->inputs->buttons->view->playback = 1;
}
}
if (!strncmp(item->label(), "Output", 6)) {
if (w->inputs->buttons->view->output) {
w->inputs->buttons->view->output = 0;
} else {
w->inputs->buttons->view->output = 1;
}
}
w->checkState();
w->reorder();
}
static void submix_cb(Fl_Widget *widget, void *arg)
{
HDSPMixerWindow *w = (HDSPMixerWindow *)arg;
if (w->inputs->buttons->view->submix) {
w->inputs->buttons->view->submix = 0;
w->unsetSubmix();
} else {
w->inputs->buttons->view->submix = 1;
w->setSubmix(w->inputs->buttons->view->submix_value);
}
w->checkState();
w->inputs->buttons->view->redraw();
}
static void dirty_cb(void *arg)
{
HDSPMixerWindow *w = (HDSPMixerWindow *)arg;
if (!w->inputs->buttons->presets->saving) {
if (w->inputs->buttons->presets->presetmask == (int)pow(2, w->inputs->buttons->presets->preset-1)) {
w->inputs->buttons->presets->presetmask = 0;
} else {
w->inputs->buttons->presets->presetmask = (int)pow(2, w->inputs->buttons->presets->preset-1);
}
w->inputs->buttons->presets->redraw();
}
if (w->dirty) {
Fl::add_timeout(0.3, dirty_cb, arg);
} else {
w->inputs->buttons->presets->presetmask = (int)pow(2, w->inputs->buttons->presets->preset-1);
}
}
static void setup_cb(Fl_Widget *widget, void *arg)
{
HDSPMixerWindow *w = (HDSPMixerWindow *)arg;
w->setup->show();
}
static void about_cb(Fl_Widget *widget, void *arg)
{
HDSPMixerWindow *w = (HDSPMixerWindow *)arg;
w->about->show();
}
static void open_cb(Fl_Widget *widget, void *arg)
{
HDSPMixerWindow *w = (HDSPMixerWindow *)arg;
if (!(w->file_name = fl_file_chooser("Choose a file to load presets from :", "HDSPMixer preset file (*.mix)", NULL, 0))) return;
w->load();
}
static void save_cb(Fl_Widget *widget, void *arg)
{
HDSPMixerWindow *w = (HDSPMixerWindow *)arg;
if (w->file_name == NULL) {
if (!(w->file_name = fl_file_chooser("Choose a file to save presets to :", "HDSPMixer preset file (*.mix)", NULL, 0))) return;
}
w->save();
w->setTitleWithFilename();
}
static void make_default_cb(Fl_Widget *widget, void *arg)
{
HDSPMixerWindow *w = (HDSPMixerWindow *)arg;
if (w->file_name) {
w->prefs->set("default_file", w->file_name);
w->prefs->flush();
} else {
fl_alert("Please save to a file before setting to default");
}
}
static void restore_defaults_cb(Fl_Widget *widget, void *arg)
{
HDSPMixerWindow *w = (HDSPMixerWindow *)arg;
int i = 0;
if (w->dirty) {
if (!fl_choice("There are unsaved changes, restore factory settings anyway ?", "Don't restore", "Restore them", NULL)) return;
}
w->prefs->deleteEntry("default_file");
w->prefs->flush();
w->file_name = NULL;
w->setTitleWithFilename();
w->resetMixer();
while (i < MAX_CARDS && w->cards[i] != NULL) {
w->restoreDefaults(i++);
}
w->inputs->buttons->presets->preset_change(1);
}
static void save_as_cb(Fl_Widget *widget, void *arg)
{
HDSPMixerWindow *w = (HDSPMixerWindow *)arg;
if (!(w->file_name = fl_file_chooser("Choose a file to save presets to :", "HDSPMixer preset file (*.mix)", NULL, 0))) return;
w->save();
}
static void atclose_cb(Fl_Window *w, void *arg)
{
if (strncmp("HDSPMixer", w->label(), 9) == 0) {
if (((HDSPMixerWindow *)w)->dirty) {
if (!fl_choice("There are unsaved changes, quit anyway ?", "Don't quit", "Quit", NULL)) return;
}
exit(EXIT_SUCCESS);
}
w->hide();
}
static int handler_cb(int event)
{
HDSPMixerWindow *w = NULL;
Fl_Window *fl_win = Fl::first_window();
while (1) {
if (fl_win->label()) {
if (strncmp("HDSPMixer", fl_win->label(), 9) == 0) {
w = (HDSPMixerWindow *)fl_win;
break;
}
}
if ((fl_win = Fl::next_window(fl_win))) return 0;
}
if (!w) return 0;
int key = Fl::event_key();
switch (event) {
case FL_SHORTCUT:
if (key == FL_Escape) {
if (w->dirty) {
if (!fl_choice("There are unsaved changes, quit anyway ?", "Don't quit", "Quit", NULL)) return 1;
}
exit(EXIT_SUCCESS);
}
if (!w->setup->visible()) {
if (key == 'r' || key == 'R') {
/* numbers should show peak values */
w->setup->numbers_val = 0;
w->checkState();
return 1;
} else if (key == 'e' || key == 'E') {
/* numbers should show rms values */
w->setup->numbers_val = 1;
w->checkState();
return 1;
}
if (key == '0' || key == '0'+FL_KP) {
/* rms +0dB */
w->setup->rmsplus3_val = 0;
w->checkState();
return 1;
} else if (key == '3' || key == '3'+FL_KP) {
/* rms +3dB */
w->setup->rmsplus3_val = 1;
w->checkState();
return 1;
}
if (key == '4' || key == '4'+FL_KP) {
/* meter range is 40 dB */
w->setup->level_val = 0;
w->checkState();
return 1;
} else if (key == '6' || key == '6'+FL_KP) {
/* meter range is 60 dB */
w->setup->level_val = 1;
w->checkState();
return 1;
}
}
break;
default:
return 0;
}
return 0;
}
void HDSPMixerWindow::save()
{
const int pan_array_size =
sizeof(inputs->strips[0]->data[0][0][0]->pan_pos) /
sizeof(inputs->strips[0]->data[0][0][0]->pan_pos[0]);
/* MixerStripData defines pan_pos[HDSP_MAX_DEST], but just in case this
* will ever change, let's detect it early and fail safely instead of
* reading/writing garbage from/to preset files
*/
assert (HDSP_MAX_DEST == pan_array_size);
/* also make sure that fader_pos[] has the same size as pan_pos. This comes
* naturally, but just to be sure.
*/
assert (pan_array_size ==
sizeof(inputs->strips[0]->data[0][0][0]->fader_pos) /
sizeof(inputs->strips[0]->data[0][0][0]->fader_pos[0]));
FILE *file;
if ((file = fopen(file_name, "w")) == NULL) {
fl_alert("Error opening file %s for saving", file_name);
}
if (dirty) {
inputs->buttons->presets->save_preset(current_preset+1);
}
/* since hdspmixer 1.11, we also store the meter level settings. Indicate
* the new on-disk structure via a small header */
if (fwrite((void *)&header, sizeof(char), sizeof(header), file) !=
sizeof(header)) {
goto save_error;
}
for (int speed = 0; speed < 3; ++speed) {
for (int card = 0; card < MAX_CARDS; ++card) {
for (int preset = 0; preset < 8; ++preset) {
for (int channel = 0; channel < HDSP_MAX_CHANNELS; ++channel) {
/* inputs pans and volumes */
if (fwrite((void *)&(inputs->strips[channel]->data[card][speed][preset]->pan_pos[0]), sizeof(int), pan_array_size, file) != pan_array_size) {
goto save_error;
}
if (fwrite((void *)&(inputs->strips[channel]->data[card][speed][preset]->fader_pos[0]), sizeof(int), pan_array_size, file) != pan_array_size) {
goto save_error;
}
/* playbacks pans and volumes */
if (fwrite((void *)&(playbacks->strips[channel]->data[card][speed][preset]->pan_pos[0]), sizeof(int), pan_array_size, file) != pan_array_size) {
goto save_error;
}
if (fwrite((void *)&(playbacks->strips[channel]->data[card][speed][preset]->fader_pos[0]), sizeof(int), pan_array_size, file) != pan_array_size) {
goto save_error;
}
/* inputs mute/solo/dest */
if (fwrite((void *)&(inputs->strips[channel]->data[card][speed][preset]->mute), sizeof(int), 1, file) != 1) {
goto save_error;
}
if (fwrite((void *)&(inputs->strips[channel]->data[card][speed][preset]->solo), sizeof(int), 1, file) != 1) {
goto save_error;
}
if (fwrite((void *)&(inputs->strips[channel]->data[card][speed][preset]->dest), sizeof(int), 1, file) != 1) {
goto save_error;
}
/* playbacks mute/solo/dest */
if (fwrite((void *)&(playbacks->strips[channel]->data[card][speed][preset]->mute), sizeof(int), 1, file) != 1) {
goto save_error;
}
if (fwrite((void *)&(playbacks->strips[channel]->data[card][speed][preset]->solo), sizeof(int), 1, file) != 1) {
goto save_error;
}
if (fwrite((void *)&(playbacks->strips[channel]->data[card][speed][preset]->dest), sizeof(int), 1, file) != 1) {
goto save_error;
}
/* outputs volumes */
if (fwrite((void *)&(outputs->strips[channel]->data[card][speed][preset]->fader_pos), sizeof(int), 1, file) != 1) {
goto save_error;
}
}
/* Lineouts */
if (fwrite((void *)&(outputs->strips[HDSP_MAX_CHANNELS]->data[card][speed][preset]->fader_pos), sizeof(int), 1, file) != 1) {
goto save_error;
}
if (fwrite((void *)&(outputs->strips[HDSP_MAX_CHANNELS+1]->data[card][speed][preset]->fader_pos), sizeof(int), 1, file) != 1) {
goto save_error;
}
/* Global settings */
if (fwrite((void *)&(data[card][speed][preset]->input), sizeof(int), 1, file) != 1) {
goto save_error;
}
if (fwrite((void *)&(data[card][speed][preset]->output), sizeof(int), 1, file) != 1) {
goto save_error;
}
if (fwrite((void *)&(data[card][speed][preset]->playback), sizeof(int), 1, file) != 1) {
goto save_error;
}
if (fwrite((void *)&(data[card][speed][preset]->submix), sizeof(int), 1, file) != 1) {
goto save_error;
}
if (fwrite((void *)&(data[card][speed][preset]->submix_value), sizeof(int), 1, file) != 1) {
goto save_error;
}
if (fwrite((void *)&(data[card][speed][preset]->solo), sizeof(int), 1, file) != 1) {
goto save_error;
}
if (fwrite((void *)&(data[card][speed][preset]->mute), sizeof(int), 1, file) != 1) {
goto save_error;
}
if (fwrite((void *)&(data[card][speed][preset]->last_destination), sizeof(int), 1, file) != 1) {
goto save_error;
}
if (fwrite((void *)&(data[card][speed][preset]->rmsplus3), sizeof(int), 1, file) != 1) {
goto save_error;
}
if (fwrite((void *)&(data[card][speed][preset]->numbers), sizeof(int), 1, file) != 1) {
goto save_error;
}
if (fwrite((void *)&(data[card][speed][preset]->over), sizeof(int), 1, file) != 1) {
goto save_error;
}
if (fwrite((void *)&(data[card][speed][preset]->level), sizeof(int), 1, file) != 1) {
goto save_error;
}
if (fwrite((void *)&(data[card][speed][preset]->rate), sizeof(int), 1, file) != 1) {
goto save_error;
}
}
}
}
fclose(file);
return;
save_error:
fclose(file);
fl_alert("Error saving presets to file %s", file_name);
return;
}
void HDSPMixerWindow::load()
{
FILE *file;
if ((file = fopen(file_name, "r")) == NULL) {
int i = 0;
fl_alert("Error opening file %s for reading", file_name);
while (i < MAX_CARDS && cards[i] != NULL) {
restoreDefaults(i++);
}
inputs->buttons->presets->preset_change(1);
return;
}
/* check for new ondisk format */
char buffer[sizeof(header)];
bool ondisk_v1 = false;
int pan_array_size = 14; /* old (pre 1.0.24) HDSP_MAX_DEST */
int channels_per_card = 26; /* old (pre 1.0.24) HDSP_MAX_CHANNELS */
if (fread(&buffer, sizeof(char), sizeof(buffer), file) != sizeof(buffer)) {
goto load_error;
}
if (0 == strncmp(buffer, header, sizeof(buffer))) {
/* new ondisk format found */
ondisk_v1 = true;
pan_array_size = HDSP_MAX_DEST;
channels_per_card = HDSP_MAX_CHANNELS;
} else {
/* There are two different kinds of old format: pre 1.0.24 and
* the one used for 1.0.24/1.0.24.1. We can distinguish between
* these two by checking the file size, becase HDSP_MAX_CHANNELS
* was bumped right before the 1.0.24 release.
*/
fseek (file, 0, SEEK_END);
long filesize = ftell (file);
if (1163808 == filesize) {
/* file written by hdspmixer v1.0.24 or v1.0.24.1 with
* HDSP_MAX_CHANNELS set to 64, but pan_array_size still at
* 14, so setting channels_per_card should get the correct
* mapping.
*/
channels_per_card = 64; /* HDSP_MAX_CHANNELS */
}
/* rewind to the start and simply read all data */
rewind(file);
}
for (int speed = 0; speed < 3; ++speed) {
for (int card = 0; card < MAX_CARDS; ++card) {
for (int preset = 0; preset < 8; ++preset) {
for (int channel = 0; channel < channels_per_card; ++channel) {
/* inputs pans and volumes */
if (fread((void *)&(inputs->strips[channel]->data[card][speed][preset]->pan_pos[0]), sizeof(int), pan_array_size, file) != pan_array_size) {
goto load_error;
}
if (fread((void *)&(inputs->strips[channel]->data[card][speed][preset]->fader_pos[0]), sizeof(int), pan_array_size, file) != pan_array_size) {
goto load_error;
}
/* playbacks pans and volumes */
if (fread((void *)&(playbacks->strips[channel]->data[card][speed][preset]->pan_pos[0]), sizeof(int), pan_array_size, file) != pan_array_size) {
goto load_error;
}
if (fread((void *)&(playbacks->strips[channel]->data[card][speed][preset]->fader_pos[0]), sizeof(int), pan_array_size, file) != pan_array_size) {
goto load_error;
}
/* inputs mute/solo/dest */
if (fread((void *)&(inputs->strips[channel]->data[card][speed][preset]->mute), sizeof(int), 1, file) != 1) {
goto load_error;
}
if (fread((void *)&(inputs->strips[channel]->data[card][speed][preset]->solo), sizeof(int), 1, file) != 1) {
goto load_error;
}
if (fread((void *)&(inputs->strips[channel]->data[card][speed][preset]->dest), sizeof(int), 1, file) != 1) {
goto load_error;
}
/* playbacks mute/solo/dest */
if (fread((void *)&(playbacks->strips[channel]->data[card][speed][preset]->mute), sizeof(int), 1, file) != 1) {
goto load_error;
}
if (fread((void *)&(playbacks->strips[channel]->data[card][speed][preset]->solo), sizeof(int), 1, file) != 1) {
goto load_error;
}
if (fread((void *)&(playbacks->strips[channel]->data[card][speed][preset]->dest), sizeof(int), 1, file) != 1) {
goto load_error;
}
/* outputs volumes */
if (fread((void *)&(outputs->strips[channel]->data[card][speed][preset]->fader_pos), sizeof(int), 1, file) != 1) {
goto load_error;
}
}
/* Lineouts */
if (fread((void *)&(outputs->strips[HDSP_MAX_CHANNELS]->data[card][speed][preset]->fader_pos), sizeof(int), 1, file) != 1) {
goto load_error;
}
if (fread((void *)&(outputs->strips[HDSP_MAX_CHANNELS+1]->data[card][speed][preset]->fader_pos), sizeof(int), 1, file) != 1) {
goto load_error;
}
/* Global settings */
if (fread((void *)&(data[card][speed][preset]->input), sizeof(int), 1, file) != 1) {
goto load_error;
}
if (fread((void *)&(data[card][speed][preset]->output), sizeof(int), 1, file) != 1) {
goto load_error;
}
if (fread((void *)&(data[card][speed][preset]->playback), sizeof(int), 1, file) != 1) {
goto load_error;
}
if (fread((void *)&(data[card][speed][preset]->submix), sizeof(int), 1, file) != 1) {
goto load_error;
}
if (fread((void *)&(data[card][speed][preset]->submix_value), sizeof(int), 1, file) != 1) {
goto load_error;
}
if (fread((void *)&(data[card][speed][preset]->solo), sizeof(int), 1, file) != 1) {
goto load_error;
}
if (fread((void *)&(data[card][speed][preset]->mute), sizeof(int), 1, file) != 1) {
goto load_error;
}
/* read additional meter settings only present in newer mix files */
if (ondisk_v1) {
if (fread((void *)&(data[card][speed][preset]->last_destination), sizeof(int), 1, file) != 1) {
goto load_error;
}
if (fread((void *)&(data[card][speed][preset]->rmsplus3), sizeof(int), 1, file) != 1) {
goto load_error;
}
if (fread((void *)&(data[card][speed][preset]->numbers), sizeof(int), 1, file) != 1) {
goto load_error;
}
if (fread((void *)&(data[card][speed][preset]->over), sizeof(int), 1, file) != 1) {
goto load_error;
}
if (fread((void *)&(data[card][speed][preset]->level), sizeof(int), 1, file) != 1) {
goto load_error;
}
if (fread((void *)&(data[card][speed][preset]->rate), sizeof(int), 1, file) != 1) {
goto load_error;
}
}
}
}
}
fclose(file);
setTitleWithFilename();
resetMixer();
inputs->buttons->presets->preset_change(1);
return;
load_error:
fclose(file);
fl_alert("Error loading presets from file %s", file_name);
return;
}
void HDSPMixerWindow::setTitle(std::string suffix)
{
std::string title = "HDSPMixer (";
title = title + cards[current_card]->cardname + ") "; /*cardname */
title = title + suffix;
snprintf(window_title, FL_PATH_MAX, "%s", title.c_str());
label(window_title);
}
void HDSPMixerWindow::setTitleWithFilename(void)
{
const char *filename = fl_filename_name(file_name);
if (NULL == file_name) {
filename = "(unsaved)";
}
setTitle(filename);
}
void HDSPMixerWindow::stashPreset(void)
{
cards[current_card]->last_preset = current_preset;
cards[current_card]->last_dirty = dirty;
/* save the current mixer state to the virtual 9th preset */
inputs->buttons->presets->save_preset(9);
}
void HDSPMixerWindow::unstashPreset(void)
{
/* load temporary data from virtual 9th preset */
inputs->buttons->presets->restore_preset(9);
current_preset = cards[current_card]->last_preset;
/* Internal notion of playback in use. Relevant for blinking buttons */
inputs->buttons->presets->preset = current_preset + 1;
dirty = cards[current_card]->last_dirty;
/* Preset masks (which preset button is green) */
inputs->buttons->presets->presetmask = (int)pow(2, current_preset);
if (dirty) {
/* make the buttons blink if it's unsaved. We need to remove any
* existing triggers to dirty_cb, because dirty_cb is called
* every 0.3 seconds and enabling/disabling (highlight/unlight) the
* buttons, so if we have too many callbacks, the buttons would
* remain in one state --> no blinking. We need exactly one.
*/
Fl::remove_timeout(dirty_cb, (void *)this);
Fl::add_timeout(0.3, dirty_cb, (void *)this);
} else {
/* Hack. I don't know why this is necessary, but if we're clean,
* we need to recall the preset again to correctly reflect
* the dirty/undirty state.
*
* Though it's a little bit redundant, it at least won't do any harm.
*/
inputs->buttons->presets->preset_change(current_preset+1);
}
}
void HDSPMixerWindow::restoreDefaults(int card)
{
int chnls[3];
int maxdest[3];
int h9632_spdif_submix[3];
int h9632_an12_submix[3];
int num_modes = 2;
int ndb = inputs->strips[0]->fader->ndb;
switch (cards[card]->type) {
case Multiface:
chnls[0] = 18;
chnls[1] = 14;
maxdest[0] = 10;
maxdest[1] = 8;
break;
case Digiface:
chnls[0] = 26;
chnls[1] = 14;
maxdest[0] = 14;
maxdest[1] = 8;
break;
case RPM:
chnls[0] = chnls[1] = 6;
maxdest[0] = maxdest[1] = 3;
break;
case H9652:
chnls[0] = 26;
chnls[1] = 14;
maxdest[0] = 13;
maxdest[1] = 7;
break;
case H9632:
chnls[0] = 16;
chnls[1] = 12;
chnls[2] = 8;
maxdest[0] = 8;
maxdest[1] = 6;
maxdest[2] = 4;
h9632_spdif_submix[0] = 4;
h9632_spdif_submix[1] = 2;
h9632_spdif_submix[2] = 0;
h9632_an12_submix[0] = 5;
h9632_an12_submix[1] = 3;
h9632_an12_submix[2] = 1;
num_modes = 3;
break;
case HDSPeMADI:
chnls[0] = 64;
chnls[1] = 32;
chnls[2] = 16;
maxdest[0] = 32;
maxdest[1] = 16;
maxdest[2] = 8;
num_modes = 3;
break;
case HDSP_AES: /* these cards support full channel count at all modes */
chnls[0] = 16;
chnls[1] = 16;
chnls[2] = 16;
maxdest[0] = 8;
maxdest[1] = 8;
maxdest[2] = 8;
num_modes = 3;
break;
case HDSPeAIO:
chnls[0] = 18;
chnls[1] = 14;
chnls[2] = 12;
maxdest[0] = 10;
maxdest[1] = 8;
maxdest[2] = 7;
num_modes = 3;
break;
case HDSPeRayDAT:
chnls[0] = 36;
chnls[1] = 20;
chnls[2] = 12;
maxdest[0] = 18;
maxdest[1] = 10;
maxdest[2] = 6;
num_modes = 3;
break;
default:
/* should never happen */
return;
}
for (int preset = 0; preset < 8; ++preset) {
for (int speed = 0; speed < num_modes; ++speed) {
for (int i = 0; i < 2*maxdest[speed]; i+=2) {
for (int z = 0; z < maxdest[speed]; ++z) {
/* Gain setup */
if (cards[card]->type == H9632) {
inputs->strips[i]->data[card][speed][preset]->fader_pos[z] =
((preset == 1 && z == h9632_an12_submix[speed]) || (i == z*2 && ((preset > 1 && preset < 4) || (preset == 7))) || ((preset == 5) && (z == h9632_spdif_submix[speed]))) ? ndb : 0;
inputs->strips[i+1]->data[card][speed][preset]->fader_pos[z] =
((preset == 1 && z == h9632_an12_submix[speed]) || (i == z*2 && ((preset > 1 && preset < 4) || (preset == 7))) || ((preset == 5) && (z == h9632_spdif_submix[speed]))) ? ndb : 0;
playbacks->strips[i]->data[card][speed][preset]->fader_pos[z] =
((preset == 1 && z == h9632_an12_submix[speed]) || i == z*2 || (preset == 5 && z == h9632_spdif_submix[speed])) ? ndb : 0;
playbacks->strips[i+1]->data[card][speed][preset]->fader_pos[z] =
((preset == 1 && z == h9632_an12_submix[speed]) || i == z*2 || (preset == 5 && z == h9632_spdif_submix[speed])) ? ndb : 0;
} else {
inputs->strips[i]->data[card][speed][preset]->fader_pos[z] =
((preset == 6 && z == (maxdest[speed]-1)) || (i == z*2 && (preset > 1 && preset < 4)) || (((preset > 0 && preset < 4) || preset == 7) && (z == maxdest[speed]-1))) ? ndb : 0;
inputs->strips[i+1]->data[card][speed][preset]->fader_pos[z] =
((preset == 6 && z == (maxdest[speed]-1)) || (i == z*2 && (preset > 1 && preset < 4)) || (((preset > 0 && preset < 4) || preset == 7) && (z == maxdest[speed]-1))) ? ndb : 0;
playbacks->strips[i]->data[card][speed][preset]->fader_pos[z] =
((preset > 4 && preset < 7 && z == (maxdest[speed]-1)) || i == z*2 || ((z == maxdest[speed]-1))) ? ndb : 0;
playbacks->strips[i+1]->data[card][speed][preset]->fader_pos[z] =
((preset > 4 && preset < 7 && z == (maxdest[speed]-1)) || i == z*2 || ((z == maxdest[speed]-1))) ? ndb : 0;
}
/* Pan setup */
inputs->strips[i]->data[card][speed][preset]->pan_pos[z] = 0;
inputs->strips[i+1]->data[card][speed][preset]->pan_pos[z] = 28*CF;
playbacks->strips[i]->data[card][speed][preset]->pan_pos[z] = 0;
playbacks->strips[i+1]->data[card][speed][preset]->pan_pos[z] = 28*CF;
}
if (i < (chnls[speed]-(cards[card]->h9632_aeb.aebo ? 2 : 0))) {
inputs->strips[i]->data[card][speed][preset]->dest =
inputs->strips[i+1]->data[card][speed][preset]->dest =
playbacks->strips[i]->data[card][speed][preset]->dest =
playbacks->strips[i+1]->data[card][speed][preset]->dest = (int)floor(i/2);
}
outputs->strips[i]->data[card][speed][preset]->fader_pos = (preset != 4) ? 137*CF : 0;
outputs->strips[i+1]->data[card][speed][preset]->fader_pos = (preset != 4) ? 137*CF : 0;
if (preset == 3 || preset == 7) {
inputs->strips[i]->data[card][speed][preset]->mute = 1;
inputs->strips[i+1]->data[card][speed][preset]->mute = 1;
if (preset == 7) {
playbacks->strips[i]->data[card][speed][preset]->mute = 1;
playbacks->strips[i+1]->data[card][speed][preset]->mute = 1;
}
}
}
if (cards[card]->type == H9632) {
if (preset == 1 || preset == 6) {
data[card][speed][preset]->submix_value = h9632_an12_submix[speed];
outputs->strips[h9632_an12_submix[speed]*2]->data[card][speed][preset]->fader_pos = ndb;
outputs->strips[h9632_an12_submix[speed]*2+1]->data[card][speed][preset]->fader_pos = ndb;
} else if (preset == 5) {
data[card][speed][preset]->submix_value = h9632_spdif_submix[speed];
outputs->strips[h9632_spdif_submix[speed]*2]->data[card][speed][preset]->fader_pos = ndb;
outputs->strips[h9632_spdif_submix[speed]*2+1]->data[card][speed][preset]->fader_pos = ndb;
} else {
data[card][speed][preset]->submix = 0;
}
} else if (preset > 4 && preset < 7) {
data[card][speed][preset]->submix_value = maxdest[speed]-1;
if (preset == 5) {
outputs->strips[chnls[speed]-2]->data[card][speed][preset]->fader_pos = ndb;
outputs->strips[chnls[speed]-1]->data[card][speed][preset]->fader_pos = ndb;
}
} else {
data[card][speed][preset]->submix = 0;
}
if (preset == 3 || preset == 7) {
data[card][speed][preset]->mute = 1;
}
}
}
}
HDSPMixerWindow::HDSPMixerWindow(int x, int y, int w, int h, const char *label, HDSPMixerCard *hdsp_card1, HDSPMixerCard *hdsp_card2, HDSPMixerCard *hdsp_card3):Fl_Double_Window(x, y, w, h, label)
{
int i;
cards[0] = hdsp_card1;
cards[1] = hdsp_card2;
cards[2] = hdsp_card3;
current_card = current_preset = 0;
prefs = new Fl_Preferences(Fl_Preferences::USER, "thomasATundata.org", "HDSPMixer");
if (!prefs->get("default_file", file_name_buffer, NULL, FL_PATH_MAX-1)) {
file_name = NULL;
} else {
struct stat buf;
if (!stat(file_name_buffer, &buf)) {
file_name = file_name_buffer;
} else {
file_name = NULL;
prefs->deleteEntry("default_file");
prefs->flush();
}
}
for (int j = 0; j < MAX_CARDS; j++) {
for (int i = 0; i < NUM_PRESETS; ++i) {
data[j][0][i] = new HDSPMixerPresetData();
data[j][1][i] = new HDSPMixerPresetData();
data[j][2][i] = new HDSPMixerPresetData();
}
}
buttons_removed = 0;
dirty = 0;
scroll = new Fl_Scroll(0, 0, w, h);
menubar = new Fl_Menu_Bar(0, 0, w, MENU_HEIGHT);
menubar->textfont(FL_HELVETICA);
menubar->textsize(12);
menubar->box(FL_THIN_UP_BOX);
menubar->add("&File/Open preset file", FL_CTRL+'o', (Fl_Callback *)open_cb, (void *)this);
menubar->add("&File/Save preset file", FL_CTRL+'s', (Fl_Callback *)save_cb, (void *)this);
menubar->add("&File/Save preset file as ...", 0, (Fl_Callback *)save_as_cb, (void *)this, FL_MENU_DIVIDER);
menubar->add("&File/Make current file default", 'd', (Fl_Callback *)make_default_cb, (void *)this);
menubar->add("&File/Restore factory settings", 'f', (Fl_Callback *)restore_defaults_cb, (void *)this, FL_MENU_DIVIDER);
menubar->add("&File/E&xit", FL_CTRL+'q', (Fl_Callback *)exit_cb, (void *)this);
menubar->add("&View/Input", 'i', (Fl_Callback *)view_cb, (void *)this, FL_MENU_TOGGLE|FL_MENU_VALUE);
menubar->add("&View/Playback", 'p', (Fl_Callback *)view_cb, (void *)this, FL_MENU_TOGGLE|FL_MENU_VALUE);
menubar->add("&View/Output", 'o', (Fl_Callback *)view_cb, (void *)this, FL_MENU_DIVIDER|FL_MENU_TOGGLE|FL_MENU_VALUE);
menubar->add("&View/Submix", 's', (Fl_Callback *)submix_cb, (void *)this, FL_MENU_TOGGLE|FL_MENU_VALUE);
menubar->add("&Options/Level Meter Setup", 'm', (Fl_Callback *)setup_cb, (void *)this);
menubar->add("&?/About", 0, (Fl_Callback *)about_cb, (void *)this);
inputs = new HDSPMixerInputs(0, MENU_HEIGHT, w, FULLSTRIP_HEIGHT, cards[0]->channels_input);
inputs->buttons->input = 1;
inputs->buttons->output = 1;
inputs->buttons->submix = 1;
inputs->buttons->playback = 1;
playbacks = new HDSPMixerPlaybacks(0, MENU_HEIGHT+FULLSTRIP_HEIGHT, w, FULLSTRIP_HEIGHT, cards[0]->channels_playback);
outputs = new HDSPMixerOutputs(0, MENU_HEIGHT+FULLSTRIP_HEIGHT*2, w, SMALLSTRIP_HEIGHT, cards[0]->channels_output);
scroll->end();
end();
setup = new HDSPMixerSetup(400, 260, "Level Meters Setup", this);
about = new HDSPMixerAbout(360, 300, "About HDSPMixer", this);
i = 0;
while (i < MAX_CARDS && cards[i] != NULL) {
cards[i++]->initializeCard(this);
}
size_range(MIN_WIDTH, MIN_HEIGHT, cards[current_card]->window_width, cards[current_card]->window_height);
resetMixer();
if (file_name) {
printf("Restoring last presets used\n");
load();
} else {
printf("Initializing default presets\n");
i = 0;
while (i < MAX_CARDS && cards[i] != NULL) {
current_card = i;
restoreDefaults(i++);
inputs->buttons->presets->preset_change(1);
}
}
Fl::atclose = atclose_cb;
Fl::add_handler(handler_cb);
Fl::add_timeout(0.030, readregisters_cb, this);
i = 0;
while (i < MAX_CARDS && cards[i] != NULL) {
current_card = i;
inputs->buttons->cardselector->ActivateCard (i++);
}
}
int HDSPMixerWindow::handle(int e)
{
return Fl_Double_Window::handle(e);
}
void HDSPMixerWindow::resize(int x, int y, int w, int h)
{
Fl_Double_Window::resize(x, y, w, h);
scroll->resize (0, 0, w, h);
}
void HDSPMixerWindow::reorder()
{
int xpos = scroll->x();
int ypos = scroll->y();
int ytemp = ypos+MENU_HEIGHT;
if (inputs->buttons->view->input) {
scroll->add(inputs);
inputs->add(*(inputs->buttons));
buttons_removed = 0;
inputs->buttons->position(inputs->buttons->x(), MENU_HEIGHT);
inputs->position(xpos, ytemp);
ytemp += FULLSTRIP_HEIGHT;
} else {
if (!buttons_removed) {
buttons_removed = 1;
playbacks->add(*(inputs->buttons));
inputs->buttons->position(playbacks->empty->x(), playbacks->empty->y());
}
scroll->remove(*inputs);
}
if (inputs->buttons->view->playback) {
scroll->add(playbacks);
playbacks->position(xpos, ytemp);
ytemp += FULLSTRIP_HEIGHT;
} else {
scroll->remove(*playbacks);
}
if (inputs->buttons->view->output) {
scroll->add(outputs);
outputs->position(xpos, ytemp);
ytemp += SMALLSTRIP_HEIGHT;
} else {
scroll->remove(*outputs);
}
scroll->init_sizes();
resize(x(), y(), w(), ytemp);
size_range(MIN_WIDTH, MIN_HEIGHT, cards[current_card]->window_width, ytemp);
}
void HDSPMixerWindow::checkState()
{
int speed = cards[current_card]->speed_mode;
int p = inputs->buttons->presets->preset-1;
int corrupt = 0;
/* Mixer strips */
for (int i = 0; i < HDSP_MAX_CHANNELS; ++i) {
for (int j = 0; j < HDSP_MAX_DEST; ++j) {
/* Inputs */
if (inputs->strips[i]->data[current_card][speed][p]->pan_pos[j] != inputs->strips[i]->pan->pos[j])
corrupt++;
if (inputs->strips[i]->data[current_card][speed][p]->fader_pos[j] != inputs->strips[i]->fader->pos[j])
corrupt++;
if (playbacks->strips[i]->data[current_card][speed][p]->pan_pos[j] != playbacks->strips[i]->pan->pos[j])
corrupt++;
if (playbacks->strips[i]->data[current_card][speed][p]->fader_pos[j] != playbacks->strips[i]->fader->pos[j])
corrupt++;
}
/* Inputs row */
if (inputs->strips[i]->data[current_card][speed][p]->mute != inputs->strips[i]->mutesolo->mute)
corrupt++;
if (inputs->strips[i]->data[current_card][speed][p]->solo != inputs->strips[i]->mutesolo->solo)
corrupt++;
if (inputs->strips[i]->data[current_card][speed][p]->dest != inputs->strips[i]->targets->selected)
corrupt++;
/* Playbacks row */
if (playbacks->strips[i]->data[current_card][speed][p]->mute != playbacks->strips[i]->mutesolo->mute)
corrupt++;
if (playbacks->strips[i]->data[current_card][speed][p]->solo != playbacks->strips[i]->mutesolo->solo)
corrupt++;
if (playbacks->strips[i]->data[current_card][speed][p]->dest != playbacks->strips[i]->targets->selected)
corrupt++;
/* Outputs row */
if (outputs->strips[i]->data[current_card][speed][p]->fader_pos != outputs->strips[i]->fader->pos[0])
corrupt++;
}
/* Global settings */
if (data[current_card][speed][p]->mute != inputs->buttons->master->mute)
corrupt++;
if (data[current_card][speed][p]->solo != inputs->buttons->master->solo)
corrupt++;
if (data[current_card][speed][p]->input != inputs->buttons->view->input)
corrupt++;
if (data[current_card][speed][p]->output != inputs->buttons->view->output)
corrupt++;
if (data[current_card][speed][p]->playback != inputs->buttons->view->playback)
corrupt++;
if (data[current_card][speed][p]->submix != inputs->buttons->view->submix)
corrupt++;
if (data[current_card][speed][p]->submix_value != inputs->buttons->view->submix_value)
corrupt++;
/* Setup options */
if (setup->over_val != data[current_card][speed][p]->over)
corrupt++;
if (setup->rate_val != data[current_card][speed][p]->rate)
corrupt++;
if (setup->level_val != data[current_card][speed][p]->level)
corrupt++;
if (setup->rmsplus3_val != data[current_card][speed][p]->rmsplus3)
corrupt++;
if (setup->numbers_val != data[current_card][speed][p]->numbers)
corrupt++;
if (corrupt) {
if (!dirty) {
dirty = 1;
setTitleWithFilename();
Fl::add_timeout(0.3, dirty_cb, (void *)this);
}
} else {
setTitleWithFilename();
dirty = 0;
}
}
void HDSPMixerWindow::setSubmix(int submix_value)
{
for (int i = 0; i < cards[current_card]->channels_playback; i++) {
inputs->strips[i]->targets->value(submix_value);
inputs->strips[i]->targets->redraw();
inputs->strips[i]->fader->dest = submix_value;
inputs->strips[i]->fader->redraw();
inputs->strips[i]->pan->dest = submix_value;
inputs->strips[i]->pan->redraw();
inputs->strips[i]->fader->sendGain();
playbacks->strips[i]->targets->value(submix_value);
playbacks->strips[i]->targets->redraw();
playbacks->strips[i]->fader->dest = submix_value;
playbacks->strips[i]->fader->redraw();
playbacks->strips[i]->pan->dest = submix_value;
playbacks->strips[i]->pan->redraw();
playbacks->strips[i]->fader->sendGain();
}
}
void HDSPMixerWindow::unsetSubmix()
{
for (int i = 0; i < cards[current_card]->channels_input; i++) {
inputs->strips[i]->targets->value(inputs->strips[i]->targets->selected);
inputs->strips[i]->targets->redraw();
inputs->strips[i]->fader->dest = inputs->strips[i]->targets->selected;
inputs->strips[i]->fader->redraw();
inputs->strips[i]->pan->dest = inputs->strips[i]->targets->selected;
inputs->strips[i]->pan->redraw();
inputs->strips[i]->fader->sendGain();
playbacks->strips[i]->targets->value(playbacks->strips[i]->targets->selected);
playbacks->strips[i]->targets->redraw();
playbacks->strips[i]->fader->dest = playbacks->strips[i]->targets->selected;
playbacks->strips[i]->fader->redraw();
playbacks->strips[i]->pan->dest = playbacks->strips[i]->targets->selected;
playbacks->strips[i]->pan->redraw();
playbacks->strips[i]->fader->sendGain();
}
}
void HDSPMixerWindow::refreshMixer()
{
int i, j;
for (i = 1; i <= cards[current_card]->channels_input; ++i) {
for (j = 0; j < inputs->strips[0]->targets->max_dest; ++j) {
setMixer(i, 0, j);
setMixer(i, 1, j);
}
}
}
void HDSPMixerWindow::refreshMixerStrip(int idx, int src)
{
int i;
for (i = 0; i < inputs->strips[0]->targets->max_dest; ++i) {
setMixer(idx, src, i);
}
}
void HDSPMixerWindow::resetMixer()
{
int i, j;
for (i = 0; i < (cards[current_card]->playbacks_offset*2) ; ++i) {
for (j = 0; j < (cards[current_card]->playbacks_offset); ++j) {
setGain(i, j, 0);
}
}
}
void HDSPMixerWindow::setGain(int in, int out, int value)
{
/* just a wrapper around the 'Mixer' ctl */
int err;
snd_ctl_elem_id_t *id;
snd_ctl_elem_value_t *ctl;
snd_ctl_t *handle;
//printf("setGain(%d, %d, %d)\n", in, out, value);
snd_ctl_elem_value_alloca(&ctl);
snd_ctl_elem_id_alloca(&id);
snd_ctl_elem_id_set_name(id, "Mixer");
snd_ctl_elem_id_set_interface(id, SND_CTL_ELEM_IFACE_HWDEP);
snd_ctl_elem_id_set_device(id, 0);
snd_ctl_elem_id_set_index(id, 0);
snd_ctl_elem_value_set_id(ctl, id);
if ((err = snd_ctl_open(&handle, cards[current_card]->name, SND_CTL_NONBLOCK)) < 0) {
fprintf(stderr, "Alsa error 1: %s\n", snd_strerror(err));
return;
}
snd_ctl_elem_value_set_integer(ctl, 0, in);
snd_ctl_elem_value_set_integer(ctl, 1, out);
snd_ctl_elem_value_set_integer(ctl, 2, value);
if ((err = snd_ctl_elem_write(handle, ctl)) < 0) {
fprintf(stderr, "Alsa error 2: %s\n", snd_strerror(err));
snd_ctl_close(handle);
return;
}
snd_ctl_close(handle);
}
void HDSPMixerWindow::setMixer(int idx, int src, int dst)
{
/* idx is the strip number (indexed fom 1)
src is the row (0 = inputs, 1 = playbacks, 2 = outputs)
dst is the destination stereo channel
*/
int err,gsolo_active,gmute_active, gmute, gsolo;
snd_ctl_elem_id_t *id;
snd_ctl_elem_value_t *ctl;
snd_ctl_t *handle;
char *channel_map;
switch (src) {
case 0:
channel_map = cards[current_card]->channel_map_input;
break;
case 1:
case 2:
channel_map = cards[current_card]->channel_map_playback;
}
gsolo_active = inputs->buttons->master->solo_active;
gmute_active = inputs->buttons->master->mute_active;
gsolo = inputs->buttons->master->solo;
gmute = inputs->buttons->master->mute;
if (src == 0 || src == 1) {
double vol, pan, attenuation_l, attenuation_r, left_val, right_val;
snd_ctl_elem_value_alloca(&ctl);
snd_ctl_elem_id_alloca(&id);
snd_ctl_elem_id_set_name(id, "Mixer");
snd_ctl_elem_id_set_interface(id, SND_CTL_ELEM_IFACE_HWDEP);
snd_ctl_elem_id_set_device(id, 0);
snd_ctl_elem_id_set_index(id, 0);
snd_ctl_elem_value_set_id(ctl, id);
if ((err = snd_ctl_open(&handle, cards[current_card]->name, SND_CTL_NONBLOCK)) < 0) {
fprintf(stderr, "Alsa error 3: %s\n", snd_strerror(err));
return;
}
if (src) {
if ((gmute && playbacks->strips[idx-1]->mutesolo->mute && !(playbacks->strips[idx-1]->mutesolo->solo && gsolo)) || (gsolo && gsolo_active && !(playbacks->strips[idx-1]->mutesolo->solo)) ) {
left_val = right_val = 0;
goto muted;
}
} else {
if ((gmute && inputs->strips[idx-1]->mutesolo->mute && !(inputs->strips[idx-1]->mutesolo->solo && gsolo)) || (gsolo && gsolo_active && !(inputs->strips[idx-1]->mutesolo->solo)) ) {
left_val = right_val = 0;
goto muted;
}
}
if (src) {
vol = playbacks->strips[idx-1]->fader->posToInt(playbacks->strips[idx-1]->fader->pos[dst]);
pan = (double)(playbacks->strips[idx-1]->pan->pos[dst])/(double)(PAN_WIDTH*CF);
} else {
vol = inputs->strips[idx-1]->fader->posToInt(inputs->strips[idx-1]->fader->pos[dst]);
pan = (double)(inputs->strips[idx-1]->pan->pos[dst])/(double)(PAN_WIDTH*CF);
}
attenuation_l = (double)(outputs->strips[dst*2]->fader->posToInt(outputs->strips[dst*2]->fader->pos[0]))/65535.0;
attenuation_r = (double)(outputs->strips[dst*2+1]->fader->posToInt(outputs->strips[dst*2+1]->fader->pos[0]))/65535.0;
left_val = attenuation_l* vol * (1.0 - pan);
right_val = attenuation_r* vol * pan;
muted:
snd_ctl_elem_value_set_integer(ctl, 0, src*cards[current_card]->playbacks_offset+channel_map[idx-1]);
snd_ctl_elem_value_set_integer(ctl, 1, cards[current_card]->dest_map[dst]);
snd_ctl_elem_value_set_integer(ctl, 2, (int)left_val);
if ((err = snd_ctl_elem_write(handle, ctl)) < 0) {
fprintf(stderr, "Alsa error 4: %s\n", snd_strerror(err));
snd_ctl_close(handle);
return;
}
snd_ctl_elem_value_set_integer(ctl, 0, src*cards[current_card]->playbacks_offset+channel_map[idx-1]);
snd_ctl_elem_value_set_integer(ctl, 1, cards[current_card]->dest_map[dst]+1);
snd_ctl_elem_value_set_integer(ctl, 2, (int)right_val);
if ((err = snd_ctl_elem_write(handle, ctl)) < 0) {
fprintf(stderr, "Alsa error 5: %s\n", snd_strerror(err));
snd_ctl_close(handle);
return;
}
snd_ctl_close(handle);
} else if (src == 2) {
int i, vol, dest;
dest = (int)floor((idx-1)/2);
for (i = 0; i < cards[current_card]->channels_input; ++i) {
if ((vol = inputs->strips[i]->fader->posToInt(inputs->strips[i]->fader->pos[dest])) != 0) {
setMixer(i+1, 0, dest);
}
}
for (i = 0; i < cards[current_card]->channels_playback; ++i) {
if ((vol = playbacks->strips[i]->fader->posToInt(playbacks->strips[i]->fader->pos[dest])) != 0) {
setMixer(i+1, 1, dest);
}
}
}
}