// One lock is automatically granted while the sfx is
// playing (and removed when stopped). Locks can also be
- int locks; // added by S_PrecacheSound and S_ServerSounds.
- // A SFX with no lock and no SFXFLAG_PERMANENTLOCK is
- // freed at level change by S_ServerSounds.
+ int locks; // added by S_PrecacheSound.
+ // A SFX with no lock, no SFXFLAG_PERMANENTLOCK, and not precached after a level change is freed
unsigned int flags; // cf SFXFLAG_* defines
unsigned int loopstart; // in sample frames. equals total_length if not looped
snd_fetcher_getfmt_t getfmt;
};
-// 0 to NUM_AMBIENTS - 1 = water, etc
-// NUM_AMBIENTS to NUM_AMBIENTS + MAX_DYNAMIC_CHANNELS - 1 = normal entity sounds
-// NUM_AMBIENTS + MAX_DYNAMIC_CHANNELS to total_channels = static sounds
-#define MAX_DYNAMIC_CHANNELS 512
-#define MAX_CHANNELS 1028
-
extern unsigned int total_channels;
extern channel_t channels[MAX_CHANNELS];
extern cvar_t _snd_mixahead;
extern cvar_t snd_swapstereo;
-extern cvar_t snd_streaming;
#define SND_CHANNELLAYOUT_AUTO 0
#define SND_CHANNELLAYOUT_STANDARD 1
extern qboolean simsound;
+#define STREAM_BUFFER_DURATION 0.3f // in seconds
+#define STREAM_BUFFER_FILL 0.2f // in seconds
+#define STREAM_BUFFER_SIZE(format_ptr) ((int)ceil (STREAM_BUFFER_DURATION * (format_ptr)->speed) * (format_ptr)->width * (format_ptr)->channels)
+
+// We work with 1 sec sequences, so this buffer must be able to contain
+// 1 sec of sound of the highest quality (48 KHz, 16 bit samples, stereo)
+extern unsigned char resampling_buffer [48000 * 2 * 2];
+
+
// ====================================================================
// Architecture-independent functions
// ====================================================================
// Release the exclusive lock on "snd_renderbuffer"
void SndSys_UnlockRenderBuffer (void);
+// if the sound system can generate events, send them
+void SndSys_SendKeyEvents(void);
+
+// exported for capturevideo so ogg can see all channels
+typedef struct portable_samplepair_s
+{
+ int sample[SND_LISTENERS];
+} portable_sampleframe_t;
+// LordHavoc: was 512, expanded to 2048
+#define PAINTBUFFER_SIZE 2048
+
+typedef struct listener_s
+{
+ int channel_unswapped; // for un-swapping
+ float yawangle;
+ float dotscale;
+ float dotbias;
+ float ambientvolume;
+}
+listener_t;
+typedef struct speakerlayout_s
+{
+ const char *name;
+ unsigned int channels;
+ listener_t listeners[SND_LISTENERS];
+}
+speakerlayout_t;
#endif