Add audio recording to SDL

This commit is contained in:
Lior Halphon 2022-05-21 18:18:34 +03:00
parent cdfcc4ca2d
commit 95f5eeb40b
8 changed files with 334 additions and 8 deletions

View File

@ -11,7 +11,7 @@ char *do_open_rom_dialog(void)
NSOpenPanel *dialog = [NSOpenPanel openPanel];
dialog.title = @"Open ROM";
dialog.allowedFileTypes = @[@"gb", @"gbc", @"sgb", @"isx"];
[dialog runModal];
if ([dialog runModal] != NSModalResponseOK) return nil;
[key makeKeyAndOrderFront:nil];
NSString *ret = [[[dialog URLs] firstObject] path];
dup2(stderr_fd, STDERR_FILENO);
@ -32,7 +32,7 @@ char *do_open_folder_dialog(void)
dialog.title = @"Select Boot ROMs Folder";
dialog.canChooseDirectories = true;
dialog.canChooseFiles = false;
[dialog runModal];
if ([dialog runModal] != NSModalResponseOK) return nil;
[key makeKeyAndOrderFront:nil];
NSString *ret = [[[dialog URLs] firstObject] path];
dup2(stderr_fd, STDERR_FILENO);
@ -42,3 +42,25 @@ char *do_open_folder_dialog(void)
return NULL;
}
}
/* The Cocoa variant of this function isn't as fully featured as the GTK and Windows ones, as Mac users would use
the fully featured Cocoa port of SameBoy anyway*/
char *do_save_recording_dialog(unsigned frequency)
{
@autoreleasepool {
int stderr_fd = dup(STDERR_FILENO);
close(STDERR_FILENO);
NSWindow *key = [NSApp keyWindow];
NSSavePanel *dialog = [NSSavePanel savePanel];
dialog.title = @"Audio recording save location";
dialog.allowedFileTypes = @[@"aiff", @"aif", @"aifc", @"wav", @"raw", @"pcm"];
if ([dialog runModal] != NSModalResponseOK) return nil;
[key makeKeyAndOrderFront:nil];
NSString *ret = [[dialog URL] path];
dup2(stderr_fd, STDERR_FILENO);
if (ret) {
return strdup(ret.UTF8String);
}
return NULL;
}
}

View File

@ -6,6 +6,7 @@
#include <string.h>
#define GTK_FILE_CHOOSER_ACTION_OPEN 0
#define GTK_FILE_CHOOSER_ACTION_SAVE 1
#define GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER 2
#define GTK_RESPONSE_ACCEPT -3
#define GTK_RESPONSE_CANCEL -6
@ -28,6 +29,19 @@ void _gtk_file_filter_set_name(void *filter, const char *name);
void _gtk_file_chooser_add_filter(void *dialog, void *filter);
void _gtk_main_iteration(void);
bool _gtk_events_pending(void);
unsigned long _g_signal_connect_data(void *instance,
const char *detailed_signal,
void *c_handler,
void *data,
void *destroy_data,
unsigned connect_flags);
void _gtk_file_chooser_set_current_name(void *dialog,
const char *name);
void *_gtk_file_chooser_get_filter(void *dialog);
const char *_gtk_file_filter_get_name (void *dialog);
#define g_signal_connect(instance, detailed_signal, c_handler, data) \
g_signal_connect_data((instance), (detailed_signal), (c_handler), (data), NULL, 0)
#define LAZY(symbol) static typeof(_##symbol) *symbol = NULL;\
@ -87,7 +101,7 @@ char *do_open_rom_dialog(void)
gtk_file_filter_set_name(filter, "Game Boy ROMs");
gtk_file_chooser_add_filter(dialog, filter);
int res = gtk_dialog_run (dialog);
int res = gtk_dialog_run(dialog);
char *ret = NULL;
if (res == GTK_RESPONSE_ACCEPT) {
@ -155,7 +169,168 @@ char *do_open_folder_dialog(void)
NULL );
int res = gtk_dialog_run (dialog);
int res = gtk_dialog_run(dialog);
char *ret = NULL;
if (res == GTK_RESPONSE_ACCEPT) {
char *filename;
filename = gtk_file_chooser_get_filename(dialog);
ret = strdup(filename);
g_free(filename);
}
while (gtk_events_pending()) {
gtk_main_iteration();
}
gtk_widget_destroy(dialog);
while (gtk_events_pending()) {
gtk_main_iteration();
}
return ret;
lazy_error:
fprintf(stderr, "Failed to display GTK dialog\n");
return NULL;
}
static void filter_changed(void *dialog,
void *unused,
void *unused2)
{
static void *handle = NULL;
TRY_DLOPEN("libgtk-3.so");
TRY_DLOPEN("libgtk-3.so.0");
TRY_DLOPEN("libgtk-2.so");
TRY_DLOPEN("libgtk-2.so.0");
if (!handle) {
goto lazy_error;
}
LAZY(gtk_file_chooser_get_filename);
LAZY(gtk_file_chooser_set_current_name);
LAZY(g_free);
LAZY(gtk_file_chooser_get_filter);
LAZY(gtk_file_filter_get_name);
char *filename = gtk_file_chooser_get_filename(dialog);
if (!filename) return;
char *temp = filename + strlen(filename);
char *basename = filename;
bool deleted_extension = false;
while (temp != filename) {
temp--;
if (*temp == '.' && !deleted_extension) {
*temp = 0;
deleted_extension = true;
}
else if (*temp == '/') {
basename = temp + 1;
break;
}
}
char *new_filename = NULL;
switch (gtk_file_filter_get_name(gtk_file_chooser_get_filter(dialog))[1]) {
case 'p':
default:
asprintf(&new_filename, "%s.aiff", basename);
break;
case 'I':
asprintf(&new_filename, "%s.wav", basename);
break;
case 'a':
asprintf(&new_filename, "%s.raw", basename);
break;
}
gtk_file_chooser_set_current_name(dialog, new_filename);
free(new_filename);
g_free(filename);
return;
lazy_error:
fprintf(stderr, "Failed updating the file extension\n");
}
char *do_save_recording_dialog(unsigned frequency)
{
static void *handle = NULL;
TRY_DLOPEN("libgtk-3.so");
TRY_DLOPEN("libgtk-3.so.0");
TRY_DLOPEN("libgtk-2.so");
TRY_DLOPEN("libgtk-2.so.0");
if (!handle) {
goto lazy_error;
}
LAZY(gtk_init_check);
LAZY(gtk_file_chooser_dialog_new);
LAZY(gtk_dialog_run);
LAZY(g_free);
LAZY(gtk_widget_destroy);
LAZY(gtk_file_chooser_get_filename);
LAZY(g_log_set_default_handler);
LAZY(gtk_file_filter_new);
LAZY(gtk_file_filter_add_pattern);
LAZY(gtk_file_filter_set_name);
LAZY(gtk_file_chooser_add_filter);
LAZY(gtk_events_pending);
LAZY(gtk_main_iteration);
LAZY(g_signal_connect_data);
LAZY(gtk_file_chooser_set_current_name);
/* Shut up GTK */
g_log_set_default_handler(nop, NULL);
gtk_init_check(0, 0);
void *dialog = gtk_file_chooser_dialog_new("Audio recording save location",
0,
GTK_FILE_CHOOSER_ACTION_SAVE,
"_Cancel", GTK_RESPONSE_CANCEL,
"_Save", GTK_RESPONSE_ACCEPT,
NULL );
void *filter = gtk_file_filter_new();
gtk_file_filter_add_pattern(filter, "*.aiff");
gtk_file_filter_add_pattern(filter, "*.aif");
gtk_file_filter_add_pattern(filter, "*.aifc");
gtk_file_filter_set_name(filter, "Apple AIFF");
gtk_file_chooser_add_filter(dialog, filter);
filter = gtk_file_filter_new();
gtk_file_filter_add_pattern(filter, "*.wav");
gtk_file_filter_set_name(filter, "RIFF WAVE");
gtk_file_chooser_add_filter(dialog, filter);
filter = gtk_file_filter_new();
gtk_file_filter_add_pattern(filter, "*.raw");
gtk_file_filter_add_pattern(filter, "*.pcm");
static char raw_name[40];
#ifdef GB_BIG_ENDIAN
sprintf(raw_name, "Raw PCM (Stereo %dHz, 16-bit BE)", frequency);
#else
sprintf(raw_name, "Raw PCM (Stereo %dHz, 16-bit LE)", frequency);
#endif
gtk_file_filter_set_name(filter, raw_name);
gtk_file_chooser_add_filter(dialog, filter);
g_signal_connect(dialog, "notify::filter", filter_changed, NULL);
gtk_file_chooser_set_current_name(dialog, "Untitled.aiff");
int res = gtk_dialog_run(dialog);
char *ret = NULL;
if (res == GTK_RESPONSE_ACCEPT) {

View File

@ -3,4 +3,5 @@
char *do_open_rom_dialog(void);
char *do_open_folder_dialog(void);
char *do_save_recording_dialog(unsigned frequency);
#endif /* open_rom_h */

View File

@ -32,7 +32,7 @@ char *do_open_rom_dialog(void)
dialog.lpstrInitialDir = NULL;
dialog.Flags = OFN_PATHMUSTEXIST | OFN_FILEMUSTEXIST | OFN_HIDEREADONLY;
if (GetOpenFileNameW(&dialog) == TRUE) {
if (GetOpenFileNameW(&dialog)) {
return wc_to_utf8_alloc(filename);
}
@ -61,3 +61,45 @@ char *do_open_folder_dialog(void)
if (SUCCEEDED(hrOleInit)) OleUninitialize();
return ret;
}
char *do_save_recording_dialog(unsigned frequency)
{
OPENFILENAMEW dialog;
wchar_t filename[MAX_PATH + 5];
filename[0] = '\0';
memset(&dialog, 0, sizeof(dialog));
dialog.lStructSize = sizeof(dialog);
dialog.lpstrFile = filename;
dialog.nMaxFile = MAX_PATH;
if (frequency == 48000) {
dialog.lpstrFilter = L"RIFF WAVE\0*.wav\0Apple AIFF\0*.aiff;*.aif;*.aifc\0Raw PCM (Stereo 48000Hz, 16-bit LE)\0*.raw;*.pcm;\0All files\0*.*\0\0";
}
else {
dialog.lpstrFilter = L"RIFF WAVE\0*.wav\0Apple AIFF\0*.aiff;*.aif;*.aifc\0Raw PCM (Stereo 44100Hz, 16-bit LE)\0*.raw;*.pcm;\0All files\0*.*\0\0";
}
dialog.nFilterIndex = 1;
dialog.lpstrFileTitle = NULL;
dialog.nMaxFileTitle = 0;
dialog.lpstrInitialDir = NULL;
dialog.Flags = OFN_PATHMUSTEXIST | OFN_HIDEREADONLY | OFN_OVERWRITEPROMPT;
if (GetSaveFileNameW(&dialog)) {
if (dialog.nFileExtension == 0) {
switch (dialog.nFilterIndex) {
case 1:
wcscat(filename, L".wav");
break;
case 2:
wcscat(filename, L".aiff");
break;
case 3:
wcscat(filename, L".raw");
break;
}
}
return wc_to_utf8_alloc(filename);
}
return NULL;
}

View File

@ -316,6 +316,7 @@ static void enter_graphics_menu(unsigned index);
static void enter_controls_menu(unsigned index);
static void enter_joypad_menu(unsigned index);
static void enter_audio_menu(unsigned index);
static void toggle_audio_recording(unsigned index);
extern void set_filename(const char *new_filename, typeof(free) *new_free_function);
static void open_rom(unsigned index)
@ -344,14 +345,17 @@ static void recalculate_menu_height(void)
}
}
char audio_recording_menu_item[] = "Start Audio Recording";
static const struct menu_item paused_menu[] = {
{"Resume", NULL},
{"Open ROM", open_rom},
{"Emulation Options", enter_emulation_menu},
{"Graphic Options", enter_graphics_menu},
{"Audio Options", enter_audio_menu},
{"Keyboard", enter_controls_menu},
{"Joypad", enter_joypad_menu},
{"Keyboard Options", enter_controls_menu},
{"Joypad Options", enter_joypad_menu},
{audio_recording_menu_item, toggle_audio_recording},
{"Help", item_help},
{"Quit SameBoy", item_exit},
{NULL,}
@ -1151,6 +1155,70 @@ void connect_joypad(void)
}
}
static void toggle_audio_recording(unsigned index)
{
if (!GB_is_inited(&gb)) {
SDL_ShowSimpleMessageBox(SDL_MESSAGEBOX_ERROR, "Error", "Cannot start audio recording, open a ROM file first.", window);
return;
}
static bool is_recording = false;
if (is_recording) {
is_recording = false;
show_osd_text("Audio recording ended");
int error = GB_stop_audio_recording(&gb);
if (error) {
char *message = NULL;
asprintf(&message, "Could not finalize recording: %s", strerror(error));
SDL_ShowSimpleMessageBox(SDL_MESSAGEBOX_ERROR, "Error", message, window);
free(message);
}
static const char item_string[] = "Start Audio Recording";
memcpy(audio_recording_menu_item, item_string, sizeof(item_string));
return;
}
char *filename = do_save_recording_dialog(GB_get_sample_rate(&gb));
/* Drop events as it SDL seems to catch several in-dialog events */
SDL_Event event;
while (SDL_PollEvent(&event));
if (filename) {
GB_audio_format_t format = GB_AUDIO_FORMAT_RAW;
size_t length = strlen(filename);
if (length >= 5) {
if (strcasecmp(".aiff", filename + length - 5) == 0) {
format = GB_AUDIO_FORMAT_AIFF;
}
else if (strcasecmp(".aifc", filename + length - 5) == 0) {
format = GB_AUDIO_FORMAT_AIFF;
}
else if (length >= 4) {
if (strcasecmp(".aif", filename + length - 4) == 0) {
format = GB_AUDIO_FORMAT_AIFF;
}
else if (strcasecmp(".wav", filename + length - 4) == 0) {
format = GB_AUDIO_FORMAT_WAV;
}
}
}
int error = GB_start_audio_recording(&gb, filename, format);
free(filename);
if (error) {
char *message = NULL;
asprintf(&message, "Could not finalize recording: %s", strerror(error));
SDL_ShowSimpleMessageBox(SDL_MESSAGEBOX_ERROR, "Error", message, window);
free(message);
return;
}
is_recording = true;
static const char item_string[] = "Stop Audio Recording";
memcpy(audio_recording_menu_item, item_string, sizeof(item_string));
show_osd_text("Audio recording started");
}
}
void run_gui(bool is_running)
{
SDL_ShowCursor(SDL_ENABLE);

View File

@ -757,6 +757,11 @@ static void save_configuration(void)
}
}
static void stop_recording(void)
{
GB_stop_audio_recording(&gb);
}
static bool get_arg_flag(const char *flag, int *argc, char **argv)
{
for (unsigned i = 1; i < *argc; i++) {
@ -847,6 +852,7 @@ int main(int argc, char **argv)
}
atexit(save_configuration);
atexit(stop_recording);
SDL_GL_SetAttribute(SDL_GL_CONTEXT_MAJOR_VERSION, 3);
SDL_GL_SetAttribute(SDL_GL_CONTEXT_MINOR_VERSION, 2);

View File

@ -1,6 +1,7 @@
#pragma once
#include_next <stdio.h>
#include <stdlib.h>
#include <stdarg.h>
int access(const char *filename, int mode);
#define R_OK 2
@ -20,6 +21,16 @@ static inline int vasprintf(char **str, const char *fmt, va_list args)
}
return ret;
}
static inline int asprintf(char **strp, const char *fmt, ...)
{
va_list args;
va_start(args, fmt);
int r = vasprintf(strp, fmt, args);
va_end(args);
return r;
}
#endif
#endif

View File

@ -1,3 +1,4 @@
#pragma once
#include_next <string.h>
#define strdup _strdup
#define strcasecmp _stricmp