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e_mixer: add E_MIXER_CHANNEL_IS_MONO capability 

SVN revision: 83916
This commit is contained in:
Jérémy Zurcher 2013-02-14 20:28:26 +00:00
parent 3ea4b1c083
commit 856cbf6aea
3 changed files with 13 additions and 3 deletions
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5
src/modules/mixer/e_mod_mixer.c
View File

@ -64,6 +64,11 @@ int e_mod_mixer_channel_mutable(const E_Mixer_Channel_Info *channel)
return ((channel->capabilities & E_MIXER_CHANNEL_CAN_MUTE )!=0);
}
int e_mod_mixer_channel_is_mono(const E_Mixer_Channel_Info *channel)
{
return ((channel->capabilities & E_MIXER_CHANNEL_IS_MONO )!=0);
}
int e_mod_mixer_channel_has_capture(const E_Mixer_Channel_Info *channel)
{
return ((channel->capabilities & E_MIXER_CHANNEL_HAS_CAPTURE )!=0);

8
src/modules/mixer/e_mod_mixer.h
View File

@ -15,9 +15,10 @@ typedef struct _E_Mixer_Channel_State
} E_Mixer_Channel_State;
#define E_MIXER_CHANNEL_CAN_MUTE 0x01
#define E_MIXER_CHANNEL_HAS_CAPTURE 0x02
#define E_MIXER_CHANNEL_HAS_PLAYBACK 0x04
#define E_MIXER_CHANNEL_MASK 0xFE
#define E_MIXER_CHANNEL_IS_MONO 0x02
#define E_MIXER_CHANNEL_HAS_CAPTURE 0x04
#define E_MIXER_CHANNEL_HAS_PLAYBACK 0x08
#define E_MIXER_CHANNEL_MASK 0xFC
typedef struct _E_Mixer_Channel_Info
{
@ -59,6 +60,7 @@ void e_mod_mixer_channel_names_free(Eina_List*);
void e_mod_mixer_card_names_free(Eina_List*);
int e_mod_mixer_channel_mutable(const E_Mixer_Channel_Info *channel);
int e_mod_mixer_channel_is_mono(const E_Mixer_Channel_Info *channel);
int e_mod_mixer_channel_has_capture(const E_Mixer_Channel_Info *channel);
int e_mod_mixer_channel_has_playback(const E_Mixer_Channel_Info *channel);
int e_mod_mixer_channel_is_boost(const E_Mixer_Channel_Info *channel);

3
src/modules/mixer/sys_alsa.c
View File

@ -318,6 +318,9 @@ _mixer_channel_capabilities(snd_mixer_elem_t *elem)
if (snd_mixer_selem_has_capture_volume(elem))
capabilities |= E_MIXER_CHANNEL_HAS_CAPTURE;
if (snd_mixer_selem_is_playback_mono(elem)==1 ||
snd_mixer_selem_is_capture_mono(elem)==1)
capabilities |= E_MIXER_CHANNEL_IS_MONO;
if (snd_mixer_selem_has_playback_volume(elem))
capabilities |= E_MIXER_CHANNEL_HAS_PLAYBACK;
if (snd_mixer_selem_has_playback_switch(elem) ||