Merge remote-tracking branch 'remotes/riku/tags/pull-linux-user-20150616' into staging

[qemu.git] / audio / audio.h

diff --git a/audio/audio.h b/audio/audio.h
index 169b5f636a1be030a7a6bb408eaa9f50010850df..e7ea39777e1bebb78bf4eb747407a0ddb7351953 100644 (file)
--- a/audio/audio.h
+++ b/audio/audio.h
@@ -24,57 +24,88 @@
 #ifndef QEMU_AUDIO_H
 #define QEMU_AUDIO_H
 
-#include "sys-queue.h"
+#include "config-host.h"
+#include "qemu/queue.h"
 
-typedef void (*audio_callback_fn_t) (void *opaque, int avail);
+typedef void (*audio_callback_fn) (void *opaque, int avail);
 
 typedef enum {
     AUD_FMT_U8,
     AUD_FMT_S8,
     AUD_FMT_U16,
-    AUD_FMT_S16
+    AUD_FMT_S16,
+    AUD_FMT_U32,
+    AUD_FMT_S32
 } audfmt_e;
 
-typedef struct {
+#ifdef HOST_WORDS_BIGENDIAN
+#define AUDIO_HOST_ENDIANNESS 1
+#else
+#define AUDIO_HOST_ENDIANNESS 0
+#endif
+
+struct audsettings {
     int freq;
     int nchannels;
     audfmt_e fmt;
-} audsettings_t;
+    int endianness;
+};
+
+typedef enum {
+    AUD_CNOTIFY_ENABLE,
+    AUD_CNOTIFY_DISABLE
+} audcnotification_e;
+
+struct audio_capture_ops {
+    void (*notify) (void *opaque, audcnotification_e cmd);
+    void (*capture) (void *opaque, void *buf, int size);
+    void (*destroy) (void *opaque);
+};
+
+struct capture_ops {
+    void (*info) (void *opaque);
+    void (*destroy) (void *opaque);
+};
+
+typedef struct CaptureState {
+    void *opaque;
+    struct capture_ops ops;
+    QLIST_ENTRY (CaptureState) entries;
+} CaptureState;
 
-typedef struct AudioState AudioState;
 typedef struct SWVoiceOut SWVoiceOut;
+typedef struct CaptureVoiceOut CaptureVoiceOut;
 typedef struct SWVoiceIn SWVoiceIn;
 
 typedef struct QEMUSoundCard {
-    AudioState *audio;
     char *name;
-    LIST_ENTRY (QEMUSoundCard) entries;
+    QLIST_ENTRY (QEMUSoundCard) entries;
 } QEMUSoundCard;
 
 typedef struct QEMUAudioTimeStamp {
     uint64_t old_ts;
 } QEMUAudioTimeStamp;
 
-void AUD_vlog (const char *cap, const char *fmt, va_list ap);
-void AUD_log (const char *cap, const char *fmt, ...)
-#ifdef __GNUC__
-    __attribute__ ((__format__ (__printf__, 2, 3)))
-#endif
-    ;
+void AUD_vlog (const char *cap, const char *fmt, va_list ap) GCC_FMT_ATTR(2, 0);
+void AUD_log (const char *cap, const char *fmt, ...) GCC_FMT_ATTR(2, 3);
 
-AudioState *AUD_init (void);
 void AUD_help (void);
-void AUD_register_card (AudioState *s, const char *name, QEMUSoundCard *card);
+void AUD_register_card (const char *name, QEMUSoundCard *card);
 void AUD_remove_card (QEMUSoundCard *card);
+CaptureVoiceOut *AUD_add_capture (
+    struct audsettings *as,
+    struct audio_capture_ops *ops,
+    void *opaque
+    );
+void AUD_del_capture (CaptureVoiceOut *cap, void *cb_opaque);
 
 SWVoiceOut *AUD_open_out (
     QEMUSoundCard *card,
     SWVoiceOut *sw,
     const char *name,
     void *callback_opaque,
-    audio_callback_fn_t callback_fn,
-    audsettings_t *settings,
-    int sw_endian
+    audio_callback_fn callback_fn,
+    struct audsettings *settings
     );
 
 void AUD_close_out (QEMUSoundCard *card, SWVoiceOut *sw);
@@ -86,14 +117,16 @@ int  AUD_is_active_out (SWVoiceOut *sw);
 void     AUD_init_time_stamp_out (SWVoiceOut *sw, QEMUAudioTimeStamp *ts);
 uint64_t AUD_get_elapsed_usec_out (SWVoiceOut *sw, QEMUAudioTimeStamp *ts);
 
+void AUD_set_volume_out (SWVoiceOut *sw, int mute, uint8_t lvol, uint8_t rvol);
+void AUD_set_volume_in (SWVoiceIn *sw, int mute, uint8_t lvol, uint8_t rvol);
+
 SWVoiceIn *AUD_open_in (
     QEMUSoundCard *card,
     SWVoiceIn *sw,
     const char *name,
     void *callback_opaque,
-    audio_callback_fn_t callback_fn,
-    audsettings_t *settings,
-    int sw_endian
+    audio_callback_fn callback_fn,
+    struct audsettings *settings
     );
 
 void AUD_close_in (QEMUSoundCard *card, SWVoiceIn *sw);
@@ -110,9 +143,6 @@ static inline void *advance (void *p, int incr)
     return (d + incr);
 }
 
-uint32_t popcount (uint32_t u);
-inline uint32_t lsbindex (uint32_t u);
-
 #ifdef __GNUC__
 #define audio_MIN(a, b) ( __extension__ ({      \
     __typeof (a) ta = a;                        \
@@ -130,4 +160,7 @@ inline uint32_t lsbindex (uint32_t u);
 #define audio_MAX(a, b) ((a)<(b)?(b):(a))
 #endif
 
+int wav_start_capture (CaptureState *s, const char *path, int freq,
+                       int bits, int nchannels);
+
 #endif  /* audio.h */