diff options
Diffstat (limited to 'audio/audio.h')
| -rw-r--r-- | audio/audio.h | 185 |
1 files changed, 0 insertions, 185 deletions
diff --git a/audio/audio.h b/audio/audio.h deleted file mode 100644 index 2c347bf..0000000 --- a/audio/audio.h +++ /dev/null @@ -1,185 +0,0 @@ -/* - * QEMU Audio subsystem header - * - * Copyright (c) 2003-2005 Vassili Karpov (malc) - * - * Permission is hereby granted, free of charge, to any person obtaining a copy - * of this software and associated documentation files (the "Software"), to deal - * in the Software without restriction, including without limitation the rights - * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell - * copies of the Software, and to permit persons to whom the Software is - * furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included in - * all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER - * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, - * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN - * THE SOFTWARE. - */ -#ifndef QEMU_AUDIO_H -#define QEMU_AUDIO_H - -#include "config.h" -#include "qemu-common.h" -#include "sys-queue.h" - -typedef void (*audio_callback_fn_t) (void *opaque, int avail); - -typedef enum { - AUD_FMT_U8, - AUD_FMT_S8, - AUD_FMT_U16, - AUD_FMT_S16, - AUD_FMT_U32, - AUD_FMT_S32 -} audfmt_e; - -#ifdef WORDS_BIGENDIAN -#define AUDIO_HOST_ENDIANNESS 1 -#else -#define AUDIO_HOST_ENDIANNESS 0 -#endif - -typedef struct { - int freq; - int nchannels; - audfmt_e fmt; - int endianness; -} audsettings_t; - -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; - LIST_ENTRY (CaptureState) entries; -} CaptureState; - -typedef struct SWVoiceOut SWVoiceOut; -typedef struct CaptureVoiceOut CaptureVoiceOut; -typedef struct SWVoiceIn SWVoiceIn; - -typedef struct QEMUSoundCard { - AudioState *audio; - char *name; - LIST_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 - ; - -extern AudioState glob_audio_state; - -AudioState *AUD_init (void); -void AUD_help (void); -void AUD_register_card (AudioState *s, const char *name, QEMUSoundCard *card); -void AUD_remove_card (QEMUSoundCard *card); -CaptureVoiceOut *AUD_add_capture ( - AudioState *s, - audsettings_t *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 - ); - -void AUD_close_out (QEMUSoundCard *card, SWVoiceOut *sw); -int AUD_write (SWVoiceOut *sw, void *pcm_buf, int size); -int AUD_get_buffer_size_out (SWVoiceOut *sw); -void AUD_set_active_out (SWVoiceOut *sw, int on); -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 - ); - -void AUD_close_in (QEMUSoundCard *card, SWVoiceIn *sw); -int AUD_read (SWVoiceIn *sw, void *pcm_buf, int size); -void AUD_set_active_in (SWVoiceIn *sw, int on); -int AUD_is_active_in (SWVoiceIn *sw); - -void AUD_init_time_stamp_in (SWVoiceIn *sw, QEMUAudioTimeStamp *ts); -uint64_t AUD_get_elapsed_usec_in (SWVoiceIn *sw, QEMUAudioTimeStamp *ts); - -static inline void *advance (void *p, int incr) -{ - uint8_t *d = p; - return (d + incr); -} - -uint32_t popcount (uint32_t u); -uint32_t lsbindex (uint32_t u); - -#ifdef __GNUC__ -#define audio_MIN(a, b) ( __extension__ ({ \ - __typeof (a) ta = a; \ - __typeof (b) tb = b; \ - ((ta)>(tb)?(tb):(ta)); \ -})) - -#define audio_MAX(a, b) ( __extension__ ({ \ - __typeof (a) ta = a; \ - __typeof (b) tb = b; \ - ((ta)<(tb)?(tb):(ta)); \ -})) -#else -#define audio_MIN(a, b) ((a)>(b)?(b):(a)) -#define audio_MAX(a, b) ((a)<(b)?(b):(a)) -#endif - -extern int -audio_get_backend_count( int is_input ); - -extern const char* -audio_get_backend_name( int is_input, int index, const char* *pinfo ); - -extern int -audio_check_backend_name( int is_input, const char* name ); - -#endif /* audio.h */ |