diff options
Diffstat (limited to 'src/mixer_types.h')
| -rw-r--r-- | src/mixer_types.h | 52 |
1 files changed, 0 insertions, 52 deletions
diff --git a/src/mixer_types.h b/src/mixer_types.h index f5d87d3..ad97723 100644 --- a/src/mixer_types.h +++ b/src/mixer_types.h @@ -7,101 +7,49 @@ typedef struct _snd_mixer snd_mixer_t; typedef struct _snd_mixer_elem snd_mixer_elem_t; #define snd_mixer_class_t snd_mixer_t -/** - * \brief Mixer callback function - * \param mixer Mixer handle - * \param mask event mask - * \param elem related mixer element (if any) - * \return 0 on success otherwise a negative error code - */ typedef int (*snd_mixer_callback_t)(snd_mixer_t *ctl, unsigned int mask, snd_mixer_elem_t *elem); -/** - * \brief Mixer element callback function - * \param elem Mixer element - * \param mask event mask - * \return 0 on success otherwise a negative error code - */ typedef int (*snd_mixer_elem_callback_t)(snd_mixer_elem_t *elem, unsigned int mask); -/** - * \brief Compare function for sorting mixer elements - * \param e1 First element - * \param e2 Second element - * \return -1 if e1 < e2, 0 if e1 == e2, 1 if e1 > e2 - */ typedef int (*snd_mixer_compare_t)(const snd_mixer_elem_t *e1, const snd_mixer_elem_t *e2); -/** Mixer element type */ typedef enum _snd_mixer_elem_type { - /* Simple (legacy) mixer elements */ SND_MIXER_ELEM_SIMPLE, SND_MIXER_ELEM_LAST = SND_MIXER_ELEM_SIMPLE } snd_mixer_elem_type_t; -/** - * \defgroup SimpleMixer Simple Mixer Interface - * \ingroup Mixer - * The simple mixer interface. - * \{ - */ - -/* Simple (legacy) mixer elements API */ - -/** Mixer simple element channel identifier */ typedef enum _snd_mixer_selem_channel_id { - /** Unknown */ SND_MIXER_SCHN_UNKNOWN = -1, - /** Front left */ SND_MIXER_SCHN_FRONT_LEFT = 0, - /** Front right */ SND_MIXER_SCHN_FRONT_RIGHT, - /** Rear left */ SND_MIXER_SCHN_REAR_LEFT, - /** Rear right */ SND_MIXER_SCHN_REAR_RIGHT, - /** Front center */ SND_MIXER_SCHN_FRONT_CENTER, - /** Woofer */ SND_MIXER_SCHN_WOOFER, - /** Side Left */ SND_MIXER_SCHN_SIDE_LEFT, - /** Side Right */ SND_MIXER_SCHN_SIDE_RIGHT, - /** Rear Center */ SND_MIXER_SCHN_REAR_CENTER, SND_MIXER_SCHN_LAST = 31, - /** Mono (Front left alias) */ SND_MIXER_SCHN_MONO = SND_MIXER_SCHN_FRONT_LEFT } snd_mixer_selem_channel_id_t; -/** Mixer simple element - register options - abstraction level */ enum snd_mixer_selem_regopt_abstract { - /** no abstraction - try use all universal controls from driver */ SND_MIXER_SABSTRACT_NONE = 0, - /** basic abstraction - Master,PCM,CD,Aux,Record-Gain etc. */ SND_MIXER_SABSTRACT_BASIC, }; -/** Mixer simple element - register options */ struct snd_mixer_selem_regopt { - /** structure version */ int ver; - /** v1: abstract layer selection */ enum snd_mixer_selem_regopt_abstract abstract; - /** v1: device name (must be NULL when playback_pcm or capture_pcm != NULL) */ const char *device; - /** v1: playback PCM connected to mixer device (NULL == none) */ snd_pcm_t *playback_pcm; - /** v1: capture PCM connected to mixer device (NULL == none) */ snd_pcm_t *capture_pcm; }; -/** Mixer simple element identifier */ typedef struct _snd_mixer_selem_id snd_mixer_selem_id_t; #endif /* __ALSA_MIXER_TYPES_H */ |