/** * vgmstream for Winamp */ /* Normally Winamp opens unicode files by their DOS 8.3 name. #define this to use wchar_t filenames, * which must be opened with _wfopen in a WINAMP_STREAMFILE (needed for dual files like .pos). * Only for Winamp paths, other parts would need #define UNICODE for Windows. */ #ifdef VGM_WINAMP_UNICODE #define UNICODE_INPUT_PLUGIN #endif #ifdef _MSC_VER #define _CRT_SECURE_NO_DEPRECATE #endif #include #include #include #include #include #include #include #include "../src/vgmstream.h" #include "../src/plugins.h" #include "sdk/in2.h" #include "sdk/wa_ipc.h" #include "sdk/ipc_pe.h" #include "resource.h" #ifndef VERSION #include "version.h" #endif #ifndef VERSION #define VERSION "(unknown version)" #endif #define PLUGIN_DESCRIPTION "vgmstream plugin " VERSION " " __DATE__ /* ************************************* */ #define EXT_BUFFER_SIZE 200 /* plugin module (declared at the bottom of this file) */ In_Module input_module; DWORD WINAPI __stdcall decode(void *arg); /* Winamp Play extension list, to accept and associate extensions in Windows */ #define EXTENSION_LIST_SIZE (0x2000 * 6) /* fixed list to simplify but could also malloc/free on init/close */ char working_extension_list[EXTENSION_LIST_SIZE] = {0}; typedef enum { REPLAYGAIN_NONE, REPLAYGAIN_ALBUM, REPLAYGAIN_TRACK } replay_gain_type_t; /* loaded settings */ typedef struct { int thread_priority; double fade_time; double fade_delay; double loop_count; int ignore_loop; int loop_forever; int disable_subsongs; int downmix_channels; int tagfile_disable; int force_title; int exts_unknown_on; int exts_common_on; replay_gain_type_t gain_type; replay_gain_type_t clip_type; int is_xmplay; } winamp_settings_t; /* current play state */ typedef struct { int paused; int decode_abort; int seek_sample; int decode_pos_ms; int decode_pos_samples; int length_samples; int output_channels; double volume; } winamp_state_t; /* Winamp needs at least 576 16-bit samples, stereo, doubled in case DSP effects are active */ #define SAMPLE_BUFFER_SIZE 576 const char* tagfile_name = "!tags.m3u"; /* plugin state */ HANDLE decode_thread_handle = INVALID_HANDLE_VALUE; VGMSTREAM* vgmstream = NULL; in_char lastfn[PATH_LIMIT] = {0}; /* name of the currently playing file */ winamp_settings_t defaults; winamp_settings_t settings; winamp_state_t state; short sample_buffer[SAMPLE_BUFFER_SIZE*2 * VGMSTREAM_MAX_CHANNELS]; //todo maybe should be dynamic /* ************************************* */ /* IN_UNICODE */ /* ************************************* */ //todo safe ops //todo there must be a better way to handle unicode... #ifdef UNICODE_INPUT_PLUGIN #define wa_strcmp wcscmp #define wa_strcpy wcscpy #define wa_strncpy wcsncpy #define wa_strcat wcscat #define wa_strlen wcslen #define wa_strchr wcschr #define wa_sscanf swscanf #define wa_snprintf _snwprintf #define wa_strrchr wcsrchr #define wa_fileinfo fileinfoW #define wa_IPC_PE_INSERTFILENAME IPC_PE_INSERTFILENAMEW #define wa_L(x) L ##x #else #define wa_strcmp strcmp #define wa_strcpy strcpy #define wa_strncpy strncpy #define wa_strcat strcat #define wa_strlen strlen #define wa_strchr strchr #define wa_sscanf sscanf #define wa_snprintf snprintf #define wa_strrchr strrchr #define wa_fileinfo fileinfo #define wa_IPC_PE_INSERTFILENAME IPC_PE_INSERTFILENAME #define wa_L(x) x #endif /* converts from utf16 to utf8 (if unicode is on) */ static void wa_ichar_to_char(char *dst, size_t dstsize, const in_char *wsrc) { #ifdef UNICODE_INPUT_PLUGIN /* converto to UTF8 codepage, default separate bytes, source wstr, wstr lenght, */ //int size_needed = WideCharToMultiByte(CP_UTF8,0, src,-1, NULL,0, NULL, NULL); WideCharToMultiByte(CP_UTF8,0, wsrc,-1, dst,dstsize, NULL, NULL); #else strcpy(dst,wsrc); #endif } /* converts from utf8 to utf16 (if unicode is on) */ static void wa_char_to_ichar(in_char *wdst, size_t wdstsize, const char *src) { #ifdef UNICODE_INPUT_PLUGIN //int size_needed = MultiByteToWideChar(CP_UTF8,0, src,-1, NULL,0); MultiByteToWideChar(CP_UTF8,0, src,-1, wdst,wdstsize); #else strcpy(wdst,src); #endif } /* copies from utf16 to utf16 (if unicode is active) */ static void wa_wchar_to_ichar(in_char *wdst, size_t wdstsize, const wchar_t *src) { #ifdef UNICODE_INPUT_PLUGIN wcscpy(wdst,src); #else strcpy(wdst,src); //todo ??? #endif } /* copies from utf16 to utf16 */ static void wa_char_to_wchar(wchar_t *wdst, size_t wdstsize, const char *src) { #ifdef UNICODE_INPUT_PLUGIN MultiByteToWideChar(CP_UTF8,0, src,-1, wdst,wdstsize); #else strcpy(wdst,src); //todo ??? #endif } /* opens a utf16 (unicode) path */ static FILE* wa_fopen(const in_char *wpath) { #ifdef UNICODE_INPUT_PLUGIN return _wfopen(wpath,L"rb"); #else return fopen(wpath,"rb"); #endif } /* dupes a utf16 (unicode) file */ static FILE* wa_fdopen(int fd) { #ifdef UNICODE_INPUT_PLUGIN return _wfdopen(fd,L"rb"); #else return fdopen(fd,"rb"); #endif } /* ************************************* */ /* IN_STREAMFILE */ /* ************************************* */ /* a STREAMFILE that operates via STDIOSTREAMFILE but handles Winamp's unicode (in_char) paths */ typedef struct { STREAMFILE sf; STREAMFILE *stdiosf; FILE *infile_ref; /* pointer to the infile in stdiosf (partially handled by stdiosf) */ } WINAMP_STREAMFILE; static STREAMFILE *open_winamp_streamfile_by_file(FILE *infile, const char * path); static STREAMFILE *open_winamp_streamfile_by_ipath(const in_char *wpath); static size_t wasf_read(WINAMP_STREAMFILE* sf, uint8_t* dest, off_t offset, size_t length) { return sf->stdiosf->read(sf->stdiosf, dest, offset, length); } static off_t wasf_get_size(WINAMP_STREAMFILE* sf) { return sf->stdiosf->get_size(sf->stdiosf); } static off_t wasf_get_offset(WINAMP_STREAMFILE* sf) { return sf->stdiosf->get_offset(sf->stdiosf); } static void wasf_get_name(WINAMP_STREAMFILE* sf, char* buffer, size_t length) { sf->stdiosf->get_name(sf->stdiosf, buffer, length); } static STREAMFILE *wasf_open(WINAMP_STREAMFILE* sf, const char* const filename, size_t buffersize) { in_char wpath[PATH_LIMIT]; char name[PATH_LIMIT]; if (!filename) return NULL; #if !defined (__ANDROID__) && !defined (_MSC_VER) /* When enabling this for MSVC it'll seemingly work, but there are issues possibly related to underlying * IO buffers when using dup(), noticeable by re-opening the same streamfile with small buffer sizes * (reads garbage). This reportedly causes issues in Android too */ sf->stdiosf->get_name(sf->stdiosf, name, PATH_LIMIT); /* if same name, duplicate the file descriptor we already have open */ //unsure if all this is needed if (sf->infile_ref && !strcmp(name,filename)) { int new_fd; FILE *new_file; if (((new_fd = dup(fileno(sf->infile_ref))) >= 0) && (new_file = wa_fdopen(new_fd))) { STREAMFILE *new_sf = open_winamp_streamfile_by_file(new_file, filename); if (new_sf) return new_sf; fclose(new_file); } if (new_fd >= 0 && !new_file) close(new_fd); /* fdopen may fail when opening too many files */ /* on failure just close and try the default path (which will probably fail a second time) */ } #endif /* STREAMFILEs carry char/UTF8 names, convert to wchar for Winamp */ wa_char_to_ichar(wpath, PATH_LIMIT, filename); return open_winamp_streamfile_by_ipath(wpath); } static void wasf_close(WINAMP_STREAMFILE* sf) { /* closes infile_ref + frees in the internal STDIOSTREAMFILE (fclose for wchar is not needed) */ sf->stdiosf->close(sf->stdiosf); free(sf); /* and the current struct */ } static STREAMFILE *open_winamp_streamfile_by_file(FILE* file, const char* path) { WINAMP_STREAMFILE* this_sf = NULL; STREAMFILE* stdiosf = NULL; this_sf = calloc(1,sizeof(WINAMP_STREAMFILE)); if (!this_sf) goto fail; stdiosf = open_stdio_streamfile_by_file(file, path); if (!stdiosf) goto fail; this_sf->sf.read = (void*)wasf_read; this_sf->sf.get_size = (void*)wasf_get_size; this_sf->sf.get_offset = (void*)wasf_get_offset; this_sf->sf.get_name = (void*)wasf_get_name; this_sf->sf.open = (void*)wasf_open; this_sf->sf.close = (void*)wasf_close; this_sf->stdiosf = stdiosf; this_sf->infile_ref = file; return &this_sf->sf; /* pointer to STREAMFILE start = rest of the custom data follows */ fail: close_streamfile(stdiosf); free(this_sf); return NULL; } static STREAMFILE* open_winamp_streamfile_by_ipath(const in_char* wpath) { FILE* infile = NULL; STREAMFILE* sf; char path[PATH_LIMIT]; /* convert to UTF-8 if needed for internal use */ wa_ichar_to_char(path,PATH_LIMIT, wpath); /* open a FILE from a Winamp (possibly UTF-16) path */ infile = wa_fopen(wpath); if (!infile) { /* allow non-existing files in some cases */ if (!vgmstream_is_virtual_filename(path)) return NULL; } sf = open_winamp_streamfile_by_file(infile,path); if (!sf) { if (infile) fclose(infile); } return sf; } /* opens vgmstream for winamp */ static VGMSTREAM* init_vgmstream_winamp(const in_char* fn, int stream_index) { VGMSTREAM* vgmstream = NULL; //return init_vgmstream(fn); /* manually init streamfile to pass the stream index */ STREAMFILE* sf = open_winamp_streamfile_by_ipath(fn); //open_stdio_streamfile(fn); if (sf) { sf->stream_index = stream_index; vgmstream = init_vgmstream_from_STREAMFILE(sf); close_streamfile(sf); } return vgmstream; } /* ************************************* */ /* IN_CONFIG */ /* ************************************* */ //todo snprintf /* Windows unicode, separate from Winamp's unicode flag */ #ifdef UNICODE #define cfg_strncpy wcsncpy #define cfg_strncat wcsncat #define cfg_sprintf _swprintf #define cfg_sscanf swscanf #define cfg_strlen wcslen #define cfg_strrchr wcsrchr #else #define cfg_strncpy strncpy #define cfg_strncat strncat #define cfg_sprintf sprintf #define cfg_sscanf sscanf #define cfg_strlen strlen #define cfg_strrchr strrchr #endif /* converts from utf8 to utf16 (if unicode is active) */ static void cfg_char_to_wchar(TCHAR *wdst, size_t wdstsize, const char *src) { #ifdef UNICODE //int size_needed = MultiByteToWideChar(CP_UTF8,0, src,-1, NULL,0); MultiByteToWideChar(CP_UTF8,0, src,-1, wdst,wdstsize); #else strcpy(wdst,src); #endif } /* config */ #define CONFIG_APP_NAME TEXT("vgmstream plugin") #define CONFIG_INI_NAME TEXT("plugin.ini") #define INI_FADE_TIME TEXT("fade_seconds") #define INI_FADE_DELAY TEXT("fade_delay") #define INI_LOOP_COUNT TEXT("loop_count") #define INI_THREAD_PRIORITY TEXT("thread_priority") #define INI_LOOP_FOREVER TEXT("loop_forever") #define INI_IGNORE_LOOP TEXT("ignore_loop") #define INI_DISABLE_SUBSONGS TEXT("disable_subsongs") #define INI_DOWNMIX_CHANNELS TEXT("downmix_channels") #define INI_TAGFILE_DISABLE TEXT("tagfile_disable") #define INI_FORCE_TITLE TEXT("force_title") #define INI_EXTS_UNKNOWN_ON TEXT("exts_unknown_on") #define INI_EXTS_COMMON_ON TEXT("exts_common_on") #define INI_GAIN_TYPE TEXT("gain_type") #define INI_CLIP_TYPE TEXT("clip_type") TCHAR *dlg_priority_strings[] = { TEXT("Idle"), TEXT("Lowest"), TEXT("Below Normal"), TEXT("Normal"), TEXT("Above Normal"), TEXT("Highest (not recommended)"), TEXT("Time Critical (not recommended)") }; TCHAR *dlg_replaygain_strings[] = { TEXT("None"), TEXT("Album"), TEXT("Peak") }; int priority_values[] = { THREAD_PRIORITY_IDLE, THREAD_PRIORITY_LOWEST, THREAD_PRIORITY_BELOW_NORMAL, THREAD_PRIORITY_NORMAL, THREAD_PRIORITY_ABOVE_NORMAL, THREAD_PRIORITY_HIGHEST, THREAD_PRIORITY_TIME_CRITICAL }; // todo finish UNICODE (requires IPC_GETINIDIRECTORYW from later SDKs to read the ini path properly) /* Winamp INI reader */ static void ini_get_filename(TCHAR *inifile) { if (IsWindow(input_module.hMainWindow) && SendMessage(input_module.hMainWindow, WM_WA_IPC,0,IPC_GETVERSION) >= 0x5000) { /* newer Winamp with per-user settings */ TCHAR *ini_dir = (TCHAR *)SendMessage(input_module.hMainWindow, WM_WA_IPC, 0, IPC_GETINIDIRECTORY); cfg_strncpy(inifile, ini_dir, PATH_LIMIT); cfg_strncat(inifile, TEXT("\\Plugins\\"), PATH_LIMIT); /* can't be certain that \Plugins already exists in the user dir */ CreateDirectory(inifile,NULL); cfg_strncat(inifile, CONFIG_INI_NAME, PATH_LIMIT); } else { /* older winamp with single settings */ TCHAR *lastSlash; GetModuleFileName(NULL, inifile, PATH_LIMIT); lastSlash = cfg_strrchr(inifile, TEXT('\\')); *(lastSlash + 1) = 0; /* XMPlay doesn't have a "plugins" subfolder */ if (settings.is_xmplay) cfg_strncat(inifile, CONFIG_INI_NAME,PATH_LIMIT); else cfg_strncat(inifile, TEXT("Plugins\\") CONFIG_INI_NAME,PATH_LIMIT); /* Maybe should query IPC_GETINIDIRECTORY and use that, not sure what ancient Winamps need. * There must be some proper way to handle dirs since other Winamp plugins save config in * XMPlay correctly (this feels like archaeology, try later) */ } } static void ini_get_d(const char *inifile, const char *entry, double defval, double *p_val) { TCHAR buf[256]; TCHAR defbuf[256]; int consumed, res; cfg_sprintf(defbuf, TEXT("%.2lf"), defval); GetPrivateProfileString(CONFIG_APP_NAME, entry, defbuf, buf, 256, inifile); res = cfg_sscanf(buf, TEXT("%lf%n"), p_val, &consumed); if (res < 1 || consumed != cfg_strlen(buf) || *p_val < 0) { *p_val = defval; } } static void ini_get_i(const char *inifile, const char *entry, int defval, int *p_val, int min, int max) { *p_val = GetPrivateProfileInt(CONFIG_APP_NAME, entry, defval, inifile); if (*p_val < min || *p_val > max) { *p_val = defval; } } static void ini_get_b(const char *inifile, const char *entry, int defval, int *p_val) { ini_get_i(inifile, entry, defval, p_val, 0, 1); } static void ini_set_d(const char *inifile, const char *entry, double val) { TCHAR buf[256]; cfg_sprintf(buf, TEXT("%.2lf"), val); WritePrivateProfileString(CONFIG_APP_NAME, entry, buf, inifile); } static void ini_set_i(const char *inifile, const char *entry, int val) { TCHAR buf[32]; cfg_sprintf(buf, TEXT("%d"), val); WritePrivateProfileString(CONFIG_APP_NAME, entry, buf, inifile); } static void ini_set_b(const char *inifile, const char *entry, int val) { ini_set_i(inifile, entry, val); } static void load_defaults(winamp_settings_t* defaults) { defaults->thread_priority = 3; defaults->fade_time = 10.0; defaults->fade_delay = 0.0; defaults->loop_count = 2.0; defaults->loop_forever = 0; defaults->ignore_loop = 0; defaults->disable_subsongs = 0; defaults->downmix_channels = 0; defaults->tagfile_disable = 0; defaults->force_title = 0; defaults->exts_unknown_on = 0; defaults->exts_common_on = 0; defaults->gain_type = 1; defaults->clip_type = 2; } static void load_config(winamp_settings_t* settings, winamp_settings_t* defaults) { TCHAR inifile[PATH_LIMIT]; ini_get_filename(inifile); ini_get_i(inifile, INI_THREAD_PRIORITY, defaults->thread_priority, &settings->thread_priority, 0, 6); ini_get_d(inifile, INI_FADE_TIME, defaults->fade_time, &settings->fade_time); ini_get_d(inifile, INI_FADE_DELAY, defaults->fade_delay, &settings->fade_delay); ini_get_d(inifile, INI_LOOP_COUNT, defaults->loop_count, &settings->loop_count); ini_get_b(inifile, INI_LOOP_FOREVER, defaults->loop_forever, &settings->loop_forever); ini_get_b(inifile, INI_IGNORE_LOOP, defaults->ignore_loop, &settings->ignore_loop); ini_get_b(inifile, INI_DISABLE_SUBSONGS, defaults->disable_subsongs, &settings->disable_subsongs); ini_get_i(inifile, INI_DOWNMIX_CHANNELS, defaults->downmix_channels, &settings->downmix_channels, 0, 64); ini_get_b(inifile, INI_TAGFILE_DISABLE, defaults->tagfile_disable, &settings->tagfile_disable); ini_get_b(inifile, INI_FORCE_TITLE, defaults->force_title, &settings->force_title); ini_get_b(inifile, INI_EXTS_UNKNOWN_ON, defaults->exts_unknown_on, &settings->exts_unknown_on); ini_get_b(inifile, INI_EXTS_COMMON_ON, defaults->exts_common_on, &settings->exts_common_on); ini_get_i(inifile, INI_GAIN_TYPE, defaults->gain_type, (int*)&settings->gain_type, 0, 3); ini_get_i(inifile, INI_CLIP_TYPE, defaults->clip_type, (int*)&settings->clip_type, 0, 3); if (settings->loop_forever && settings->ignore_loop) settings->ignore_loop = 0; } static void save_config(winamp_settings_t* settings) { TCHAR inifile[PATH_LIMIT]; ini_get_filename(inifile); ini_set_i(inifile, INI_THREAD_PRIORITY, settings->thread_priority); ini_set_d(inifile, INI_FADE_TIME, settings->fade_time); ini_set_d(inifile, INI_FADE_DELAY, settings->fade_delay); ini_set_d(inifile, INI_LOOP_COUNT, settings->loop_count); ini_set_b(inifile, INI_LOOP_FOREVER, settings->loop_forever); ini_set_b(inifile, INI_IGNORE_LOOP, settings->ignore_loop); ini_set_b(inifile, INI_DISABLE_SUBSONGS, settings->disable_subsongs); ini_set_i(inifile, INI_DOWNMIX_CHANNELS, settings->downmix_channels); ini_set_b(inifile, INI_TAGFILE_DISABLE, settings->tagfile_disable); ini_set_b(inifile, INI_FORCE_TITLE, settings->force_title); ini_set_b(inifile, INI_EXTS_UNKNOWN_ON, settings->exts_unknown_on); ini_set_b(inifile, INI_EXTS_COMMON_ON, settings->exts_common_on); ini_set_i(inifile, INI_GAIN_TYPE, settings->gain_type); ini_set_i(inifile, INI_CLIP_TYPE, settings->clip_type); } static void dlg_input_set_d(HWND hDlg, int idc, double val) { TCHAR buf[256]; cfg_sprintf(buf, TEXT("%.2lf"), val); SetDlgItemText(hDlg, idc, buf); } static void dlg_input_set_i(HWND hDlg, int idc, int val) { TCHAR buf[32]; cfg_sprintf(buf, TEXT("%d"), val); SetDlgItemText(hDlg, idc, buf); } static void dlg_check_set(HWND hDlg, int idc, int val) { CheckDlgButton(hDlg, idc, val ? BST_CHECKED : BST_UNCHECKED); } static void cfg_combo_set(HWND hDlg, int idc, int val, TCHAR **list, int list_size) { int i; HANDLE hCombo = GetDlgItem(hDlg, idc); for (i = 0; i < list_size; i++) { SendMessage(hCombo, CB_ADDSTRING, 0, (LPARAM)list[i]); } SendMessage(hCombo, CB_SETCURSEL, val, 0); } static void cfg_slider_set(HWND hDlg, int idc1, int idc2, int val, int min, int max, TCHAR **list) { HANDLE hSlider = GetDlgItem(hDlg, idc1); SendMessage(hSlider, TBM_SETRANGE, (WPARAM)TRUE, (LPARAM)MAKELONG(min, max)); SendMessage(hSlider, TBM_SETPOS, (WPARAM)TRUE, (LPARAM)val+1); SetDlgItemText(hDlg, idc2, list[val]); } static void dlg_input_get_d(HWND hDlg, int idc, double *p_val, LPCTSTR error, int *p_err) { TCHAR buf[256]; int res, consumed; double defval = *p_val; GetDlgItemText(hDlg, idc, buf, 256); res = cfg_sscanf(buf, TEXT("%lf%n"), p_val, &consumed); if (res < 1 || consumed != cfg_strlen(buf) || *p_val < 0) { MessageBox(hDlg, error, NULL, MB_OK|MB_ICONERROR); *p_val = defval; *p_err = 1; } } static void dlg_input_get_i(HWND hDlg, int idc, int *p_val, LPCTSTR error, int *p_err) { TCHAR buf[32]; int res, consumed; int defval = *p_val; GetDlgItemText(hDlg, idc, buf, 32); res = cfg_sscanf(buf, TEXT("%d%n"), p_val, &consumed); if (res < 1 || consumed != cfg_strlen(buf) || *p_val < 0) { MessageBox(hDlg, error, NULL, MB_OK|MB_ICONERROR); *p_val = defval; *p_err = 1; } } static void dlg_check_get(HWND hDlg, int idc, int *p_val) { *p_val = (IsDlgButtonChecked(hDlg, idc) == BST_CHECKED); } static void dlg_combo_get(HWND hDlg, int idc, int *p_val) { *p_val = SendMessage(GetDlgItem(hDlg, idc), CB_GETCURSEL, 0, 0); } static int dlg_load_form(HWND hDlg, winamp_settings_t* settings) { int err = 0; dlg_input_get_d(hDlg, IDC_FADE_TIME, &settings->fade_time, TEXT("Fade Length must be a positive number"), &err); dlg_input_get_d(hDlg, IDC_FADE_DELAY, &settings->fade_delay, TEXT("Fade Delay must be a positive number"), &err); dlg_input_get_d(hDlg, IDC_LOOP_COUNT, &settings->loop_count, TEXT("Loop Count must be a positive number"), &err); dlg_check_get(hDlg, IDC_LOOP_FOREVER, &settings->loop_forever); dlg_check_get(hDlg, IDC_IGNORE_LOOP, &settings->ignore_loop); dlg_check_get(hDlg, IDC_DISABLE_SUBSONGS, &settings->disable_subsongs); dlg_input_get_i(hDlg, IDC_DOWNMIX_CHANNELS, &settings->downmix_channels, TEXT("Downmix must be a positive integer number"), &err); dlg_check_get(hDlg, IDC_TAGFILE_DISABLE, &settings->tagfile_disable); dlg_check_get(hDlg, IDC_FORCE_TITLE, &settings->force_title); dlg_check_get(hDlg, IDC_EXTS_UNKNOWN_ON, &settings->exts_unknown_on); dlg_check_get(hDlg, IDC_EXTS_COMMON_ON, &settings->exts_common_on); dlg_combo_get(hDlg, IDC_GAIN_TYPE, (int*)&settings->gain_type); dlg_combo_get(hDlg, IDC_CLIP_TYPE, (int*)&settings->clip_type); return err ? 0 : 1; } static void dlg_save_form(HWND hDlg, winamp_settings_t* settings, int reset) { cfg_slider_set(hDlg, IDC_THREAD_PRIORITY_SLIDER, IDC_THREAD_PRIORITY_TEXT, settings->thread_priority, 1, 7, dlg_priority_strings); dlg_input_set_d(hDlg, IDC_FADE_TIME, settings->fade_time); dlg_input_set_d(hDlg, IDC_FADE_DELAY, settings->fade_delay); dlg_input_set_d(hDlg, IDC_LOOP_COUNT, settings->loop_count); dlg_check_set(hDlg, IDC_LOOP_FOREVER, settings->loop_forever); dlg_check_set(hDlg, IDC_IGNORE_LOOP, settings->ignore_loop); dlg_check_set(hDlg, IDC_LOOP_NORMALLY, (!settings->loop_forever && !settings->ignore_loop)); dlg_check_set(hDlg, IDC_DISABLE_SUBSONGS, settings->disable_subsongs); dlg_input_set_i(hDlg, IDC_DOWNMIX_CHANNELS, settings->downmix_channels); dlg_check_set(hDlg, IDC_TAGFILE_DISABLE, settings->tagfile_disable); dlg_check_set(hDlg, IDC_FORCE_TITLE, settings->force_title); dlg_check_set(hDlg, IDC_EXTS_UNKNOWN_ON, settings->exts_unknown_on); dlg_check_set(hDlg, IDC_EXTS_COMMON_ON, settings->exts_common_on); cfg_combo_set(hDlg, IDC_GAIN_TYPE, settings->gain_type, dlg_replaygain_strings, (reset ? 0 : 3)); cfg_combo_set(hDlg, IDC_CLIP_TYPE, settings->clip_type, dlg_replaygain_strings, (reset ? 0 : 3)); } /* config dialog handler */ INT_PTR CALLBACK configDlgProc(HWND hDlg, UINT uMsg, WPARAM wParam, LPARAM lParam) { static int priority; switch (uMsg) { case WM_CLOSE: /* hide dialog */ EndDialog(hDlg,TRUE); return TRUE; case WM_INITDIALOG: /* open dialog: load form with current settings */ priority = settings.thread_priority; dlg_save_form(hDlg, &settings, 0); break; case WM_COMMAND: /* button presses */ switch (GET_WM_COMMAND_ID(wParam, lParam)) { case IDOK: { /* read and verify new values, save and close */ int ok; settings.thread_priority = priority; ok = dlg_load_form(hDlg, &settings); if (!ok) break; /* this leaves values changed though */ save_config(&settings); EndDialog(hDlg,TRUE); break; } case IDCANCEL: /* cancel dialog */ EndDialog(hDlg,TRUE); break; case IDC_DEFAULT_BUTTON: { /* reset values */ priority = defaults.thread_priority; dlg_save_form(hDlg, &defaults, 1); /* we don't save settings here as user can still cancel the dialog */ break; } default: return FALSE; } return FALSE; case WM_HSCROLL: /* priority scroll */ if ((struct HWND__*)lParam == GetDlgItem(hDlg, IDC_THREAD_PRIORITY_SLIDER)) { if (LOWORD(wParam) == TB_THUMBPOSITION || LOWORD(wParam) == TB_THUMBTRACK) { priority = HIWORD(wParam)-1; } else { priority = SendMessage(GetDlgItem(hDlg,IDC_THREAD_PRIORITY_SLIDER),TBM_GETPOS,0,0)-1; } SetDlgItemText(hDlg, IDC_THREAD_PRIORITY_TEXT, dlg_priority_strings[priority]); } break; default: return FALSE; } return TRUE; } /* ***************************************** */ /* IN_VGMSTREAM UTILS */ /* ***************************************** */ /* makes a modified filename, suitable to pass parameters around */ static void make_fn_subsong(in_char * dst, int dst_size, const in_char * filename, int stream_index) { /* Follows "(file)(config)(ext)". Winamp needs to "see" (ext) to validate, and file goes first so relative * files work in M3Us (path is added). Protocols a la "vgmstream://(config)(file)" work but don't get full paths. */ wa_snprintf(dst,dst_size, wa_L("%s|$s=%i|.vgmstream"), filename, stream_index); } /* unpacks the subsongs by adding entries to the playlist */ static int split_subsongs(const in_char * filename, int stream_index, VGMSTREAM *vgmstream) { int i, playlist_index; HWND hPlaylistWindow; if (settings.disable_subsongs || vgmstream->num_streams <= 1) return 0; /* don't split if no subsongs */ if (stream_index > 0 || vgmstream->stream_index > 0) return 0; /* no split if already playing subsong */ hPlaylistWindow = (HWND)SendMessage(input_module.hMainWindow, WM_WA_IPC, IPC_GETWND_PE, IPC_GETWND); playlist_index = SendMessage(input_module.hMainWindow,WM_WA_IPC,0,IPC_GETLISTPOS); /* The only way to pass info around in Winamp is encoding it into the filename, so a fake name * is created with the index. Then, winamp_Play (and related) intercepts and reads the index. */ for (i = 0; i < vgmstream->num_streams; i++) { in_char stream_fn[PATH_LIMIT]; make_fn_subsong(stream_fn,PATH_LIMIT, filename, (i+1)); /* encode index in filename */ /* insert at index */ { COPYDATASTRUCT cds = {0}; wa_fileinfo f; wa_strncpy(f.file, stream_fn,MAX_PATH-1); f.file[MAX_PATH-1] = '\0'; f.index = playlist_index + (i+1); cds.dwData = wa_IPC_PE_INSERTFILENAME; cds.lpData = (void*)&f; cds.cbData = sizeof(wa_fileinfo); SendMessage(hPlaylistWindow,WM_COPYDATA,0,(LPARAM)&cds); } /* IPC_ENQUEUEFILE can pre-set the title without needing the Playlist handle, but can't insert at index */ } /* remove current file from the playlist */ SendMessage(hPlaylistWindow, WM_WA_IPC, IPC_PE_DELETEINDEX, playlist_index); /* autoplay doesn't always advance to the first unpacked track, but manually fails somehow */ //SendMessage(input_module.hMainWindow,WM_WA_IPC,playlist_index,IPC_SETPLAYLISTPOS); //SendMessage(input_module.hMainWindow,WM_WA_IPC,0,IPC_STARTPLAY); return 1; } /* parses a modified filename ('fakename') extracting tags parameters (NULL tag for first = filename) */ static int parse_fn_string(const in_char * fn, const in_char * tag, in_char * dst, int dst_size) { const in_char *end = wa_strchr(fn,'|'); if (tag==NULL) { wa_strcpy(dst,fn); if (end) dst[end - fn] = '\0'; return 1; } dst[0] = '\0'; return 0; } static int parse_fn_int(const in_char * fn, const in_char * tag, int * num) { const in_char * start = wa_strchr(fn,'|'); if (start > 0) { wa_sscanf(start+1, wa_L("$s=%i "), num); return 1; } else { *num = 0; return 0; } } /* try to detect XMPlay, which can't interact with the playlist = no splitting */ static int is_xmplay() { if (GetModuleHandle( TEXT("xmplay.exe") )) return 1; if (GetModuleHandle( TEXT("xmp-wadsp.dll") )) return 1; if (GetModuleHandle( TEXT("xmp-wma.dll") )) return 1; return 0; } /* Adds ext to Winamp's extension list */ static void add_extension(char *dst, int dst_len, const char *ext) { char buf[EXT_BUFFER_SIZE]; char ext_upp[EXT_BUFFER_SIZE]; int ext_len, written; int i,j; if (dst_len <= 1) return; ext_len = strlen(ext); /* find end of dst (double \0), saved in i */ for (i = 0; i < dst_len - 2 && (dst[i] || dst[i+1]); i++) ; /* check if end reached or not enough room to add */ if (i == dst_len - 2 || i + EXT_BUFFER_SIZE+2 > dst_len - 2 || ext_len * 3 + 20+2 > EXT_BUFFER_SIZE) { dst[i] = '\0'; dst[i+1] = '\0'; return; } if (i > 0) i++; /* uppercase ext */ for (j = 0; j < ext_len; j++) ext_upp[j] = toupper(ext[j]); ext_upp[j] = '\0'; /* copy new extension + double null terminate */ /* ex: "vgmstream\0vgmstream Audio File (*.VGMSTREAM)\0" */ written = snprintf(buf,sizeof(buf)-1, "%s%c%s Audio File (*.%s)%c", ext,'\0',ext_upp,ext_upp,'\0'); for (j = 0; j < written; i++,j++) dst[i] = buf[j]; dst[i] = '\0'; dst[i+1] = '\0'; } /* Creates Winamp's extension list, a single string that ends with \0\0. * Each extension must be in this format: "extension\0Description\0" * The list is used to accept extensions by default when IsOurFile returns 0, and to register file types. * It could be ignored/empty and just detect in IsOurFile instead. */ static void build_extension_list(char *winamp_list, int winamp_list_size) { const char ** ext_list; size_t ext_list_len; int i; winamp_list[0]='\0'; winamp_list[1]='\0'; ext_list = vgmstream_get_formats(&ext_list_len); for (i=0; i < ext_list_len; i++) { add_extension(winamp_list, winamp_list_size, ext_list[i]); } } /* unicode utils */ static void get_title(in_char* dst, int dst_size, const in_char* fn, VGMSTREAM* infostream) { in_char* basename; in_char buffer[PATH_LIMIT]; in_char filename[PATH_LIMIT]; //int stream_index = 0; parse_fn_string(fn, NULL, filename,PATH_LIMIT); //parse_fn_int(fn, wa_L("$s"), &stream_index); basename = (in_char*)filename + wa_strlen(filename); /* find end */ while (*basename != '\\' && basename >= filename) /* and find last "\" */ basename--; basename++; wa_strcpy(dst,basename); /* infostream gets added at first with index 0, then once played it re-adds proper numbers */ if (infostream) { const char* info_name = infostream->stream_name; int info_streams = infostream->num_streams; int info_subsong = infostream->stream_index; int is_first = infostream->stream_index == 0; /* show number if file has more than 1 subsong */ if (info_streams > 1) { if (is_first) wa_snprintf(buffer,PATH_LIMIT, wa_L("#1~%i"), info_streams); else wa_snprintf(buffer,PATH_LIMIT, wa_L("#%i"), info_subsong); wa_strcat(dst,buffer); } /* show name if file has subsongs (implicitly shows also for TXTP) */ if (info_name[0] != '\0' && ((info_streams > 0 && !is_first) || info_streams == 1 || settings.force_title)) { in_char stream_name[PATH_LIMIT]; wa_char_to_ichar(stream_name, PATH_LIMIT, info_name); wa_snprintf(buffer,PATH_LIMIT, wa_L(" (%s)"), stream_name); wa_strcat(dst,buffer); } } } static void apply_config(VGMSTREAM* vgmstream, winamp_settings_t* settings) { vgmstream_cfg_t vcfg = {0}; vcfg.allow_play_forever = 1; vcfg.play_forever = settings->loop_forever; vcfg.loop_count = settings->loop_count; vcfg.fade_time = settings->fade_time; vcfg.fade_delay = settings->fade_delay; vcfg.ignore_loop = settings->ignore_loop; vgmstream_apply_config(vgmstream, &vcfg); } static int winampGetExtendedFileInfo_common(in_char* filename, char *metadata, char* ret, int retlen); static double get_album_gain_volume(const in_char *fn) { char replaygain[64]; double gain = 0.0; int had_replaygain = 0; if (settings.gain_type == REPLAYGAIN_NONE) return 1.0; replaygain[0] = '\0'; /* reset each time to make sure we read actual tags */ if (settings.gain_type == REPLAYGAIN_ALBUM && winampGetExtendedFileInfo_common((in_char *)fn, "replaygain_album_gain", replaygain, sizeof(replaygain)) && replaygain[0] != '\0') { gain = atof(replaygain); had_replaygain = 1; } replaygain[0] = '\0'; if (!had_replaygain && winampGetExtendedFileInfo_common((in_char *)fn, "replaygain_track_gain", replaygain, sizeof(replaygain)) && replaygain[0] != '\0') { gain = atof(replaygain); had_replaygain = 1; } if (had_replaygain) { double vol = pow(10.0, gain / 20.0); double peak = 1.0; replaygain[0] = '\0'; if (settings.clip_type == REPLAYGAIN_ALBUM && winampGetExtendedFileInfo_common((in_char *)fn, "replaygain_album_peak", replaygain, sizeof(replaygain)) && replaygain[0] != '\0') { peak = atof(replaygain); } else if (settings.clip_type != REPLAYGAIN_NONE && winampGetExtendedFileInfo_common((in_char *)fn, "replaygain_track_peak", replaygain, sizeof(replaygain)) && replaygain[0] != '\0') { peak = atof(replaygain); } return peak != 1.0 ? min(vol, 1.0 / peak) : vol; } return 1.0; } /* ***************************************** */ /* IN_VGMSTREAM */ /* ***************************************** */ /* about dialog */ void winamp_About(HWND hwndParent) { const char *ABOUT_TEXT = PLUGIN_DESCRIPTION "\n" "by hcs, FastElbja, manakoAT, bxaimc, snakemeat, soneek, kode54, bnnm and many others\n" "\n" "Winamp plugin by hcs, others\n" "\n" "https://github.com/kode54/vgmstream/\n" "https://sourceforge.net/projects/vgmstream/ (original)"; { TCHAR buf[1024]; size_t buf_size = 1024; cfg_char_to_wchar(buf, buf_size, ABOUT_TEXT); MessageBox(hwndParent, buf,TEXT("about in_vgmstream"),MB_OK); } } /* called at program init */ void winamp_Init() { settings.is_xmplay = is_xmplay(); /* get ini config */ load_defaults(&defaults); load_config(&settings, &defaults); /* XMPlay with in_vgmstream doesn't support most IPC_x messages so no playlist manipulation */ if (settings.is_xmplay) { settings.disable_subsongs = 1; } /* dynamically make a list of supported extensions */ build_extension_list(working_extension_list, EXTENSION_LIST_SIZE); } /* called at program quit */ void winamp_Quit() { } /* called before extension checks, to allow detection of mms://, etc */ int winamp_IsOurFile(const in_char *fn) { vgmstream_ctx_valid_cfg cfg = {0}; char filename_utf8[PATH_LIMIT]; wa_ichar_to_char(filename_utf8, PATH_LIMIT, fn); cfg.skip_standard = 1; /* validated by Winamp */ cfg.accept_unknown = settings.exts_unknown_on; cfg.accept_common = settings.exts_common_on; /* Winamp seem to have bizarre handling of MP3 without standard names (ex song.mp3a), * in that it'll try to open normally, rejected if unknown_exts_on is not set, and * finally retry with "hi.mp3", accepted if exts_common_on is set. */ /* returning 0 here means it only accepts the extensions in working_extension_list */ return vgmstream_ctx_is_valid(filename_utf8, &cfg); } /* request to start playing a file */ int winamp_Play(const in_char *fn) { int max_latency; in_char filename[PATH_LIMIT]; int stream_index = 0; /* shouldn't happen */ if (vgmstream) return 1; /* check for info encoded in the filename */ parse_fn_string(fn, NULL, filename,PATH_LIMIT); parse_fn_int(fn, wa_L("$s"), &stream_index); /* open the stream */ vgmstream = init_vgmstream_winamp(filename,stream_index); if (!vgmstream) return 1; /* add N subsongs to the playlist, if any */ if (split_subsongs(filename, stream_index, vgmstream)) { close_vgmstream(vgmstream); vgmstream = NULL; return 1; } /* config */ apply_config(vgmstream, &settings); /* enable after all config but before outbuf (though ATM outbuf is not dynamic so no need to read input_channels) */ vgmstream_mixing_autodownmix(vgmstream, settings.downmix_channels); vgmstream_mixing_enable(vgmstream, SAMPLE_BUFFER_SIZE, NULL /*&input_channels*/, &state.output_channels); /* reset internals */ state.paused = 0; state.decode_abort = 0; state.seek_sample = -1; state.decode_pos_ms = 0; state.decode_pos_samples = 0; state.length_samples = vgmstream_get_samples(vgmstream); state.volume = get_album_gain_volume(fn); /* save original name */ wa_strncpy(lastfn,fn,PATH_LIMIT); /* open the output plugin */ max_latency = input_module.outMod->Open(vgmstream->sample_rate, state.output_channels, 16, 0, 0); if (max_latency < 0) { close_vgmstream(vgmstream); vgmstream = NULL; return 1; } /* set info display */ input_module.SetInfo(get_vgmstream_average_bitrate(vgmstream) / 1000, vgmstream->sample_rate / 1000, state.output_channels, 1); /* setup visualization */ input_module.SAVSAInit(max_latency,vgmstream->sample_rate); input_module.VSASetInfo(vgmstream->sample_rate, state.output_channels); /* start */ decode_thread_handle = CreateThread( NULL, /* handle cannot be inherited */ 0, /* stack size, 0=default */ decode, /* thread start routine */ NULL, /* no parameter to start routine */ 0, /* run thread immediately */ NULL); /* don't keep track of the thread id */ SetThreadPriority(decode_thread_handle, priority_values[settings.thread_priority]); return 0; /* success */ } /* pause stream */ void winamp_Pause() { state.paused = 1; input_module.outMod->Pause(1); } /* unpause stream */ void winamp_UnPause() { state.paused = 0; input_module.outMod->Pause(0); } /* return 1 if paused, 0 if not */ int winamp_IsPaused() { return state.paused; } /* stop (unload) stream */ void winamp_Stop() { if (decode_thread_handle != INVALID_HANDLE_VALUE) { state.decode_abort = 1; /* arbitrary wait milliseconds (error can trigger if the system is *really* busy) */ if (WaitForSingleObject(decode_thread_handle, 5000) == WAIT_TIMEOUT) { MessageBox(input_module.hMainWindow, TEXT("Error stopping decode thread\n"), ("Error"),MB_OK|MB_ICONERROR); TerminateThread(decode_thread_handle, 0); } CloseHandle(decode_thread_handle); decode_thread_handle = INVALID_HANDLE_VALUE; } close_vgmstream(vgmstream); vgmstream = NULL; input_module.outMod->Close(); input_module.SAVSADeInit(); } /* get length in ms */ int winamp_GetLength() { return state.length_samples * 1000LL / vgmstream->sample_rate; } /* current output time in ms */ int winamp_GetOutputTime() { int32_t pos_ms = state.decode_pos_ms; /* pretend we have reached destination if called while seeking is on */ if (state.seek_sample >= 0) pos_ms = state.seek_sample * 1000LL / vgmstream->sample_rate; return pos_ms + (input_module.outMod->GetOutputTime() - input_module.outMod->GetWrittenTime()); } /* seeks to point in stream (in ms) */ void winamp_SetOutputTime(int time_in_ms) { if (!vgmstream) return; state.seek_sample = (long long)time_in_ms * vgmstream->sample_rate / 1000LL; } /* pass these commands through */ void winamp_SetVolume(int volume) { input_module.outMod->SetVolume(volume); } void winamp_SetPan(int pan) { input_module.outMod->SetPan(pan); } /* display info box (ALT+3) */ int winamp_InfoBox(const in_char *fn, HWND hwnd) { char description[1024] = {0}, tmp[1024] = {0}; size_t description_size = 1024; double tmpVolume = 1.0; concatn(description_size,description,PLUGIN_DESCRIPTION "\n\n"); if (!fn || !*fn) { /* no filename = current playing file */ if (!vgmstream) return 0; describe_vgmstream(vgmstream,description,description_size); } else { /* some other file in playlist given by filename */ VGMSTREAM* infostream = NULL; in_char filename[PATH_LIMIT]; int stream_index = 0; /* check for info encoded in the filename */ parse_fn_string(fn, NULL, filename,PATH_LIMIT); parse_fn_int(fn, wa_L("$s"), &stream_index); infostream = init_vgmstream_winamp(filename, stream_index); if (!infostream) return 0; apply_config(infostream, &settings); vgmstream_mixing_autodownmix(infostream, settings.downmix_channels); vgmstream_mixing_enable(infostream, 0, NULL, NULL); describe_vgmstream(infostream,description,description_size); close_vgmstream(infostream); infostream = NULL; tmpVolume = get_album_gain_volume(fn); } { TCHAR buf[1024] = {0}; size_t buf_size = 1024; snprintf(tmp, sizeof(tmp), "\nvolume: %.6f", tmpVolume); concatn(description_size, description, tmp); cfg_char_to_wchar(buf, buf_size, description); MessageBox(hwnd,buf,TEXT("Stream info"),MB_OK); } return 0; } /* retrieve title (playlist name) and time on the current or other file in the playlist */ void winamp_GetFileInfo(const in_char *fn, in_char *title, int *length_in_ms) { if (!fn || !*fn) { /* no filename = current playing file */ if (!vgmstream) return; if (title) { get_title(title,GETFILEINFO_TITLE_LENGTH, lastfn, vgmstream); } if (length_in_ms) { *length_in_ms = winamp_GetLength(); } } else { /* some other file in playlist given by filename */ VGMSTREAM* infostream = NULL; in_char filename[PATH_LIMIT]; int stream_index = 0; /* check for info encoded in the filename */ parse_fn_string(fn, NULL, filename,PATH_LIMIT); parse_fn_int(fn, wa_L("$s"), &stream_index); infostream = init_vgmstream_winamp(filename, stream_index); if (!infostream) return; apply_config(infostream, &settings); vgmstream_mixing_autodownmix(infostream, settings.downmix_channels); vgmstream_mixing_enable(infostream, 0, NULL, NULL); if (title) { get_title(title,GETFILEINFO_TITLE_LENGTH, fn, infostream); } if (length_in_ms) { *length_in_ms = -1000; if (infostream) { const int num_samples = vgmstream_get_samples(infostream); *length_in_ms = num_samples * 1000LL /infostream->sample_rate; } } close_vgmstream(infostream); infostream = NULL; } } /* eq stuff */ void winamp_EQSet(int on, char data[10], int preamp) { } /*****************************************************************************/ /* MAIN DECODE (some used in extended part too, so avoid globals) */ static void setup_seek(winamp_state_t* state, int32_t max_samples, int play_forever) { /* adjust seeking past file, can happen using the right (->) key * (should be done here and not in SetOutputTime due to threads/race conditions) */ if (state->seek_sample > max_samples && !play_forever) { state->seek_sample = max_samples; } #if 0 /* reset if we need to seek backwards (causes funny cursor jumps though) */ if (state->seek_sample < state->decode_pos_samples) { state->decode_pos_samples = 0; state->decode_pos_ms = 0; } /* seek done */ else if (state->decode_pos_samples >= state->seek_sample) { state->seek_sample = -1; } #endif } static void do_seek(winamp_state_t* state, VGMSTREAM* vgmstream) { /* could divide in N seeks (from pos) for slower files so cursor moves, but doesn't seem too necessary */ seek_vgmstream(vgmstream, state->seek_sample); /* discard decoded samples and keep seeking */ state->decode_pos_samples = state->seek_sample; state->decode_pos_ms = state->decode_pos_samples * 1000LL / vgmstream->sample_rate; state->seek_sample = -1; } static void apply_gain(winamp_state_t* state, int samples_to_do) { /* apply ReplayGain, if needed */ if (state->volume != 1.0) { int j, k; int channels = state->output_channels; for (j = 0; j < samples_to_do; j++) { for (k = 0; k < channels; k++) { sample_buffer[j*channels + k] = (short)(sample_buffer[j*channels + k] * state->volume); } } } } /* the decode thread */ DWORD WINAPI __stdcall decode(void *arg) { const int max_buffer_samples = SAMPLE_BUFFER_SIZE; const int max_samples = state.length_samples; int play_forever = vgmstream_get_play_forever(vgmstream); while (!state.decode_abort) { int samples_to_do; int output_bytes; if (state.decode_pos_samples + max_buffer_samples > state.length_samples && !play_forever) samples_to_do = state.length_samples - state.decode_pos_samples; else samples_to_do = max_buffer_samples; /* seek setup */ if (state.seek_sample >= 0) { setup_seek(&state, max_samples, play_forever); } output_bytes = (samples_to_do * state.output_channels * sizeof(short)); if (input_module.dsp_isactive()) output_bytes = output_bytes * 2; /* Winamp's DSP may need double samples */ if (samples_to_do == 0 && state.seek_sample < 0) { /* track finished and not seeking */ input_module.outMod->CanWrite(); /* ? */ if (!input_module.outMod->IsPlaying()) { PostMessage(input_module.hMainWindow, WM_WA_MPEG_EOF, 0,0); /* end */ return 0; } Sleep(10); } else if (state.seek_sample >= 0) { /* seek */ do_seek(&state, vgmstream); /* flush Winamp buffers *after* fully seeking (allows to play buffered samples while we seek, feels a bit snappier) */ input_module.outMod->Flush(state.decode_pos_ms); } else if (input_module.outMod->CanWrite() >= output_bytes) { /* decode */ render_vgmstream(sample_buffer, samples_to_do, vgmstream); apply_gain(&state, samples_to_do); /* apply ReplayGain, if needed */ /* output samples */ input_module.SAAddPCMData((char*)sample_buffer, state.output_channels, 16, state.decode_pos_ms); input_module.VSAAddPCMData((char*)sample_buffer, state.output_channels, 16, state.decode_pos_ms); if (input_module.dsp_isactive()) { /* find out DSP's needs */ int dsp_output_samples = input_module.dsp_dosamples(sample_buffer, samples_to_do, 16, state.output_channels, vgmstream->sample_rate); output_bytes = dsp_output_samples * state.output_channels * sizeof(short); } input_module.outMod->Write((char*)sample_buffer, output_bytes); state.decode_pos_samples += samples_to_do; state.decode_pos_ms = state.decode_pos_samples * 1000LL / vgmstream->sample_rate; } else { /* can't write right now */ Sleep(20); } } return 0; } /* configuration dialog */ void winamp_Config(HWND hwndParent) { /* open dialog defined in resource.rc */ DialogBox(input_module.hDllInstance, (const TCHAR *)IDD_CONFIG, hwndParent, configDlgProc); } /* *********************************** */ /* main plugin def */ In_Module input_module = { IN_VER, PLUGIN_DESCRIPTION, 0, /* hMainWindow (filled in by Winamp) */ 0, /* hDllInstance (filled in by Winamp) */ working_extension_list, 1, /* is_seekable flag */ 9, /* UsesOutputPlug flag */ winamp_Config, winamp_About, winamp_Init, winamp_Quit, winamp_GetFileInfo, winamp_InfoBox, winamp_IsOurFile, winamp_Play, winamp_Pause, winamp_UnPause, winamp_IsPaused, winamp_Stop, winamp_GetLength, winamp_GetOutputTime, winamp_SetOutputTime, winamp_SetVolume, winamp_SetPan, 0,0,0,0,0,0,0,0,0, /* vis stuff */ 0,0, /* dsp stuff */ winamp_EQSet, NULL, /* SetInfo */ 0 /* outMod */ }; __declspec(dllexport) In_Module * winampGetInModule2() { return &input_module; } /* ************************************* */ /* IN_TAGS */ /* ************************************* */ /* could malloc and stuff but totals aren't much bigger than PATH_LIMITs anyway */ #define WINAMP_TAGS_ENTRY_MAX 30 #define WINAMP_TAGS_ENTRY_SIZE 2048 typedef struct { int loaded; in_char filename[PATH_LIMIT]; /* tags are loaded for this file */ int tag_count; char keys[WINAMP_TAGS_ENTRY_MAX][WINAMP_TAGS_ENTRY_SIZE+1]; char vals[WINAMP_TAGS_ENTRY_MAX][WINAMP_TAGS_ENTRY_SIZE+1]; } winamp_tags; winamp_tags last_tags; /* Loads all tags for a filename in a temp struct to improve performance, as * Winamp requests one tag at a time and may reask for the same tag several times */ static void load_tagfile_info(in_char* filename) { STREAMFILE *tagFile = NULL; in_char filename_clean[PATH_LIMIT]; char filename_utf8[PATH_LIMIT]; char tagfile_path_utf8[PATH_LIMIT]; in_char tagfile_path_i[PATH_LIMIT]; char *path; if (settings.tagfile_disable) { /* reset values if setting changes during play */ last_tags.loaded = 0; last_tags.tag_count = 0; return; } /* clean extra part for subsong tags */ parse_fn_string(filename, NULL, filename_clean,PATH_LIMIT); if (wa_strcmp(last_tags.filename, filename_clean) == 0) { return; /* not changed, tags still apply */ } last_tags.loaded = 0; /* tags are now for this filename, find tagfile path */ wa_ichar_to_char(filename_utf8, PATH_LIMIT, filename_clean); strcpy(tagfile_path_utf8,filename_utf8); path = strrchr(tagfile_path_utf8,'\\'); if (path != NULL) { path[1] = '\0'; /* includes "\", remove after that from tagfile_path */ strcat(tagfile_path_utf8,tagfile_name); } else { /* ??? */ strcpy(tagfile_path_utf8,tagfile_name); } wa_char_to_ichar(tagfile_path_i, PATH_LIMIT, tagfile_path_utf8); wa_strcpy(last_tags.filename, filename_clean); last_tags.tag_count = 0; /* load all tags from tagfile */ tagFile = open_winamp_streamfile_by_ipath(tagfile_path_i); if (tagFile != NULL) { VGMSTREAM_TAGS* tags; const char *tag_key, *tag_val; int i; tags = vgmstream_tags_init(&tag_key, &tag_val); vgmstream_tags_reset(tags, filename_utf8); while (vgmstream_tags_next_tag(tags, tagFile)) { int repeated_tag = 0; int current_tag = last_tags.tag_count; if (current_tag >= WINAMP_TAGS_ENTRY_MAX) continue; /* should overwrite repeated tags as global tags may appear multiple times */ for (i = 0; i < current_tag; i++) { if (strcmp(last_tags.keys[i], tag_key) == 0) { current_tag = i; repeated_tag = 1; break; } } last_tags.keys[current_tag][0] = '\0'; strncat(last_tags.keys[current_tag], tag_key, WINAMP_TAGS_ENTRY_SIZE); last_tags.vals[current_tag][0] = '\0'; strncat(last_tags.vals[current_tag], tag_val, WINAMP_TAGS_ENTRY_SIZE); if (!repeated_tag) last_tags.tag_count++; } vgmstream_tags_close(tags); close_streamfile(tagFile); last_tags.loaded = 1; } } /* Winamp repeatedly calls this for every known tag currently used in the Advanced Title Formatting (ATF) * config, 'metadata' being the requested tag. Returns 0 on failure/tag not found. * May be called again after certain actions (adding file to playlist, Play, GetFileInfo, etc), and * doesn't seem the plugin can tell Winamp all tags it supports at once or use custom tags. */ //todo unicode stuff could be improved... probably static int winampGetExtendedFileInfo_common(in_char* filename, char *metadata, char* ret, int retlen) { int i, tag_found; int max_len; /* load list current tags, if necessary */ load_tagfile_info(filename); if (!last_tags.loaded) /* tagfile not found, fail so default get_title takes over */ goto fail; /* always called (value in ms), must return ok so other tags get called */ if (strcasecmp(metadata, "length") == 0) { strcpy(ret, "0");//todo should export but shows GetFileInfo's ms if not provided return 1; } #if 0 /* special case to fill WA5's unified dialog */ if (strcasecmp(metadata, "formatinformation") == 0) { generate_format_string(...); } #endif /* find requested tag */ tag_found = 0; max_len = (retlen > 0) ? retlen-1 : retlen; for (i = 0; i < last_tags.tag_count; i++) { if (strcasecmp(metadata,last_tags.keys[i]) == 0) { ret[0] = '\0'; strncat(ret, last_tags.vals[i], max_len); tag_found = 1; break; } } /* if tagfile exists but TITLE doesn't Winamp won't default to GetFileInfo, so call it * manually as it's useful for files with stream names */ if (!tag_found && strcasecmp(metadata, "title") == 0) { in_char ret_wchar[2048]; winamp_GetFileInfo(filename, ret_wchar, NULL); wa_ichar_to_char(ret, retlen, ret_wchar); return 1; } if (!tag_found) goto fail; return 1; fail: //TODO: is this always needed for Winamp to use replaygain? //strcpy(ret, "1.0"); //should set some default value? return strcasecmp(metadata, "replaygain_track_gain") == 0 ? 1 : 0; } /* for Winamp 5.24 */ __declspec (dllexport) int winampGetExtendedFileInfo(char *filename, char *metadata, char *ret, int retlen) { in_char filename_wchar[PATH_LIMIT]; int ok; if (settings.tagfile_disable) return 0; wa_char_to_ichar(filename_wchar,PATH_LIMIT, filename); ok = winampGetExtendedFileInfo_common(filename_wchar, metadata, ret, retlen); if (ok == 0) return 0; return 1; } /* for Winamp 5.3+ */ __declspec (dllexport) int winampGetExtendedFileInfoW(wchar_t *filename, char *metadata, wchar_t *ret, int retlen) { in_char filename_ichar[PATH_LIMIT]; char ret_utf8[2048]; int ok; if (settings.tagfile_disable) return 0; wa_wchar_to_ichar(filename_ichar,PATH_LIMIT, filename); ok = winampGetExtendedFileInfo_common(filename_ichar, metadata, ret_utf8,2048); if (ok == 0) return 0; wa_char_to_wchar(ret,retlen, ret_utf8); return 1; } /* return 1 if you want winamp to show it's own file info dialogue, 0 if you want to show your own (via In_Module.InfoBox) * if returning 1, remember to implement winampGetExtendedFileInfo("formatinformation")! */ __declspec(dllexport) int winampUseUnifiedFileInfoDlg(const wchar_t * fn) { return 0; } __declspec(dllexport) int winampUninstallPlugin(HINSTANCE hDllInst, HWND hwndDlg, int param) { /* may uninstall without restart as we aren't subclassing */ return IN_PLUGIN_UNINSTALL_NOW; } /* ************************************* */ /* EXTENDED DECODE */ /* ************************************* */ //TODO: call common functions to avoid so much repeated code /* the following functions are used for ReplayGain and transcoding, in places like the media * library or CD burner, if implemented. In usual Winamp fashion they are messy, barely * documented, slightly different repeats of the above. */ winamp_state_t xstate; short xsample_buffer[SAMPLE_BUFFER_SIZE*2 * VGMSTREAM_MAX_CHANNELS]; /* open the file and prepares to decode */ static void *winampGetExtendedRead_open_common(in_char *fn, int *size, int *bps, int *nch, int *srate) { VGMSTREAM *xvgmstream = NULL; in_char filename[PATH_LIMIT]; int stream_index = 0; /* check for info encoded in the filename */ parse_fn_string(fn, NULL, filename, PATH_LIMIT); parse_fn_int(fn, wa_L("$s"), &stream_index); /* open the stream */ xvgmstream = init_vgmstream_winamp(filename, stream_index); if (!xvgmstream) { return NULL; } /* config */ apply_config(xvgmstream, &settings); /* enable after all config but before outbuf (though ATM outbuf is not dynamic so no need to read input_channels) */ vgmstream_mixing_autodownmix(xvgmstream, settings.downmix_channels); vgmstream_mixing_enable(xvgmstream, SAMPLE_BUFFER_SIZE, NULL /*&input_channels*/, &xstate.output_channels); /* reset internals */ xstate.paused = 0; /* unused */ xstate.decode_abort = 0; /* unused */ xstate.seek_sample = -1; xstate.decode_pos_ms = 0; /* unused */ xstate.decode_pos_samples = 0; xstate.length_samples = vgmstream_get_samples(xvgmstream); xstate.volume = 1.0; /* unused */ if (size) /* bytes to decode (-1 if unknown) */ *size = xstate.length_samples * xstate.output_channels * sizeof(short); if (bps) *bps = 16; if (nch) *nch = xstate.output_channels; if (srate) *srate = xvgmstream->sample_rate; return xvgmstream; /* handle passed to other extended functions */ } __declspec(dllexport) void *winampGetExtendedRead_open(const char *fn, int *size, int *bps, int *nch, int *srate) { in_char filename_wchar[PATH_LIMIT]; wa_char_to_ichar(filename_wchar, PATH_LIMIT, fn); return winampGetExtendedRead_open_common(filename_wchar, size, bps, nch, srate); } __declspec(dllexport) void *winampGetExtendedRead_openW(const wchar_t *fn, int *size, int *bps, int *nch, int *srate) { in_char filename_ichar[PATH_LIMIT]; wa_wchar_to_ichar(filename_ichar, PATH_LIMIT, fn); return winampGetExtendedRead_open_common(filename_ichar, size, bps, nch, srate); } /* decode len to dest buffer, called multiple times until file done or decoding is aborted */ __declspec(dllexport) size_t winampGetExtendedRead_getData(void *handle, char *dest, size_t len, int *killswitch) { const int max_buffer_samples = SAMPLE_BUFFER_SIZE; const int max_samples = xstate.length_samples; unsigned copied = 0; int done = 0; VGMSTREAM* xvgmstream = handle; int play_forever; if (!xvgmstream) return 0; play_forever = vgmstream_get_play_forever(xvgmstream); while (copied + (max_buffer_samples * xvgmstream->channels * sizeof(short)) < len && !done) { int samples_to_do; if (xstate.decode_pos_samples + max_buffer_samples > xstate.length_samples && !play_forever) samples_to_do = xstate.length_samples - xstate.decode_pos_samples; else samples_to_do = max_buffer_samples; /* seek setup (max samples to skip if still seeking, mark done) */ if (xstate.seek_sample != -1) { setup_seek(&xstate, max_samples, play_forever); } if (!samples_to_do) { /* track finished */ break; } else if (xstate.seek_sample != -1) { /* seek */ do_seek(&xstate, xvgmstream); } else { /* decode */ render_vgmstream(xsample_buffer, samples_to_do, xvgmstream); /* output samples */ memcpy(&dest[copied], xsample_buffer, samples_to_do * xstate.output_channels * sizeof(short)); copied += samples_to_do * xstate.output_channels * sizeof(short); xstate.decode_pos_samples += samples_to_do; } /* check decoding cancelled */ if (killswitch && *killswitch) { break; } } return copied; /* return 0 to signal file done */ } /* seek in the file (possibly unused) */ __declspec(dllexport) int winampGetExtendedRead_setTime(void *handle, int time_in_ms) { VGMSTREAM *xvgmstream = handle; if (xvgmstream) { xstate.seek_sample = (long long)time_in_ms * xvgmstream->sample_rate / 1000LL; return 1; } return 0; } /* file done */ __declspec(dllexport) void winampGetExtendedRead_close(void *handle) { VGMSTREAM *xvgmstream = handle; if (xvgmstream) { close_vgmstream(xvgmstream); } } /* other winamp sekrit exports: */ #if 0 __declspec(dllexport) void winampAddUnifiedFileInfoPane(?) { ? } #endif