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author | Matti Hamalainen <ccr@tnsp.org> |
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date | Fri, 09 May 2008 20:09:08 +0300 |
parents | 94186706beed |
children | 9321ffa2ea7e |
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/* XMMS-SID - SIDPlay input plugin for X MultiMedia System (XMMS) Main header file Programmed and designed by Matti 'ccr' Hamalainen <ccr@tnsp.org> (C) Copyright 1999-2007 Tecnic Software productions (TNSP) 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. */ #ifndef XMMS_SID_H #define XMMS_SID_H #include "xs_support.h" #ifdef __cplusplus extern "C" { #endif /* * Some constants and defines */ /* #define to enable spurious debugging messages for development * purposes. Output goes to stderr. See also DEBUG_NP below. */ #define DEBUG /* Define to ISO C99 macro for debugging instead of varargs function. * This provides more useful information, but is incompatible with * older standards. If #undef'd, a varargs function is used instead. */ #define DEBUG_NP /* Define to enable non-portable thread and mutex debugging code. * You need to #define DEBUG also to make this useful. * (Works probably with GNU/Linux pthreads implementation only) */ #undef XS_MUTEX_DEBUG /* HardSID-support is not working and is untested, thus we disable it here. */ #undef HAVE_HARDSID_BUILDER /* Size for some small buffers (always static variables) */ #define XS_BUF_SIZE (1024) /* If defined, some dynamically allocated temp. buffers are used. * Static (#undef) might give slight performance gain, * but fails on systems with limited stack space. */ #define XS_BUF_DYNAMIC /* Configuration section identifier */ #define XS_PACKAGE_STRING PACKAGE_STRING #define XS_CONFIG_IDENT "XMMS-SID" /* Default audio rendering frequency in Hz */ #define XS_AUDIO_FREQ (44100) /* Size of audio buffer. If you are experiencing lots of audio * "underruns" or clicks/gaps in output, try increasing this value. * Do notice, however, that it also affects the update frequency of * XMMS's visualization plugins... */ #define XS_AUDIOBUF_SIZE (2*1024) /* Size of data buffer used for SID-tune MD5 hash calculation. * If this is too small, the computed hash will be incorrect. * Largest SID files I've seen are ~70kB. */ #define XS_SIDBUF_SIZE (80*1024) /* libSIDPlay1/2 constants (copied from internal headers/source) * For some stupid reason these are not available in public * headers, so we have to duplicate them here... */ #define XS_SIDPLAY1_FS (400.0f) #define XS_SIDPLAY1_FM (60.0f) #define XS_SIDPLAY1_FT (0.05f) #define XS_SIDPLAY2_NFPOINTS (0x800) #define XS_SIDPLAY2_FMAX (24000) /* Limits for oversampling */ #define XS_MIN_OVERSAMPLE (2) #define XS_MAX_OVERSAMPLE (8) /* Macros for mutexes and threads. These exist to be able to * easily change from pthreads to glib threads, etc, if necessary. */ #define XS_THREAD_T pthread_t #define XS_THREAD_EXIT(M) pthread_exit(M) #define XS_THREAD_JOIN(M) pthread_join(M, NULL) #define XS_MPP(M) M ## _mutex #ifdef XS_MUTEX_DEBUG # ifndef __USE_GNU # define __USE_GNU # endif # define XS_MUTEX(M) pthread_mutex_t XS_MPP(M) = PTHREAD_ERRORCHECK_MUTEX_INITIALIZER_NP; gint M ## _qq # define XS_MUTEX_H(M) extern pthread_mutex_t XS_MPP(M); extern gint M ## _qq # define XS_MUTEX_LOCK(M) { M ## _qq = pthread_mutex_lock(&XS_MPP(M)); if (M ## _qq) XSDEBUG("XS_MUTEX_LOCK(" #M ") == %i\n", M ## _qq); } # define XS_MUTEX_UNLOCK(M) { M ## _qq = pthread_mutex_unlock(&XS_MPP(M)); if (M ## _qq) XSDEBUG("XS_MUTEX_UNLOCK(" #M ") == %i\n", M ## _qq); } #else # define XS_MUTEX(M) pthread_mutex_t XS_MPP(M) = PTHREAD_MUTEX_INITIALIZER # define XS_MUTEX_H(M) extern pthread_mutex_t XS_MPP(M) # define XS_MUTEX_LOCK(M) pthread_mutex_lock(&XS_MPP(M)) # define XS_MUTEX_UNLOCK(M) pthread_mutex_unlock(&XS_MPP(M)) #endif #include <pthread.h> /* Character set conversion helper macros */ #define XS_CS_FILENAME(M) g_strdup(M) #define XS_CS_SID(M) g_strdup(M) #define XS_CS_STIL(M) M #define XS_CS_FREE(M) /* Shorthands for linked lists */ #define LPREV (node->prev) #define LTHIS (node) #define LNEXT (node->next) /* Plugin-wide typedefs */ typedef struct { gint tuneSpeed, tuneLength; gboolean tunePlayed; } xs_subtuneinfo_t; typedef struct { gchar *sidFilename, *sidName, *sidComposer, *sidCopyright, *sidFormat; gint loadAddr, initAddr, playAddr, dataFileLen, sidModel; gint nsubTunes, startTune; xs_subtuneinfo_t *subTunes; } xs_tuneinfo_t; /* Global variables */ extern InputPlugin xs_plugin_ip; /* Plugin function prototypes */ void xs_init(void); void xs_reinit(void); void xs_close(void); gint xs_is_our_file(gchar *); void xs_play_file(gchar *); void xs_stop(void); void xs_pause(short); void xs_seek(gint); gint xs_get_time(void); void xs_get_song_info(gchar *, gchar **, gint *); void xs_about(void); void xs_error(const char *, ...); /* Debugging */ #ifndef DEBUG_NP void XSDEBUG(const char *, ...); #else # ifdef DEBUG # define XSDEBUG(...) { fprintf(stderr, "XS[%s:%s:%d]: ", __FILE__, __FUNCTION__, (int) __LINE__); fprintf(stderr, __VA_ARGS__); } # else # define XSDEBUG(...) /* stub */ # endif #endif /* And even some Gtk+ macro crap here, yay. */ #define XS_DEF_WINDOW_DELETE(ME, MV) \ gboolean xs_ ## ME ## _delete(GtkWidget *w, GdkEvent *e, gpointer d) { \ (void) w; (void) e; (void) d; \ if (xs_ ## MV ) { \ gtk_widget_destroy(xs_ ## MV ); \ xs_ ## MV = NULL; \ } \ return FALSE; \ } #define XS_DEF_WINDOW_CLOSE(ME, MV) \ void xs_ ## ME (GtkButton *b, gpointer d) { \ (void) b; (void) d; \ gtk_widget_destroy(xs_ ## MV ); \ xs_ ## MV = NULL; \ } #define XS_SIGNAL_CONNECT(SOBJ, SNAME, SFUNC, SDATA) \ gtk_signal_connect(GTK_OBJECT(SOBJ), SNAME, GTK_SIGNAL_FUNC(SFUNC), SDATA) #define XS_WINDOW_PRESENT(SWIN) gdk_window_raise(SWIN ->window) #ifdef __cplusplus } #endif #endif /* XMMS_SID_H */