diff options
Diffstat (limited to 'libao2/audio_plugin.h')
| -rw-r--r-- | libao2/audio_plugin.h | 45 |
1 files changed, 41 insertions, 4 deletions
diff --git a/libao2/audio_plugin.h b/libao2/audio_plugin.h index 7dac4cc624..c20253b64e 100644 --- a/libao2/audio_plugin.h +++ b/libao2/audio_plugin.h @@ -1,4 +1,7 @@ -/* functions supplied by plugins */ +#ifndef __audio_plugin_h__ +#define __audio_plugin_h__ + +// Functions supplied by plugins typedef struct ao_plugin_functions_s { ao_info_t *info; @@ -9,7 +12,7 @@ typedef struct ao_plugin_functions_s int (*play)(); } ao_plugin_functions_t; -/* Global data for all audio plugins */ +// Global data for all audio plugins typedef struct ao_plugin_data_s { void* data; /* current data block read only ok to change */ @@ -25,7 +28,41 @@ typedef struct ao_plugin_data_s extern ao_plugin_data_t ao_plugin_data; -//List of plugins +// Plugin confuguration data set by cmd-line parameters +typedef struct ao_plugin_cfg_s +{ + char* plugin_list; // List of used plugins read from cfg + int pl_format_type; // Output format + int pl_delay_len; // Number of samples to delay sound output +} ao_plugin_cfg_t; + +extern ao_plugin_cfg_t ao_plugin_cfg; + +// Configuration defaults +#define CFG_DEFAULTS { \ + NULL, \ + AFMT_S16_LE, \ + 0 \ +}; + +// This block should not be available in the pl_xxxx files +// due to compilation issues +#ifndef PLUGIN +#define NPL 2+1 // Number of PLugins ( +1 list ends with NULL ) +// List of plugins +extern ao_plugin_functions_t audio_plugin_delay; +extern ao_plugin_functions_t audio_plugin_format; + +#define AO_PLUGINS { \ + &audio_plugin_delay, \ + &audio_plugin_format, \ + NULL \ +} +#endif /* PLUGIN */ + + +// Control parameters used by the plugins +#define AOCONTROL_PLUGIN_SET_LEN 1 // All plugins must respond to this parameter +#endif -#define AOCONTROL_PLUGIN_SET_LEN 1 |