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Merge "res/res_stasis_snoop: generate silence when audiohook returns null"

This commit is contained in:
Jenkins2 2017-07-17 08:25:29 -05:00 committed by Gerrit Code Review
parent 3fd1d520f7 8b535a406b
commit e34dfca8be
1 changed files with 21 additions and 1 deletions
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22
res/res_stasis_snoop.c
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@ -72,6 +72,8 @@ struct stasis_app_snoop {
unsigned int whisper_active:1;
/*! \brief Uniqueid of the channel this snoop is snooping on */
char uniqueid[AST_MAX_UNIQUEID];
/*! \brief A frame of silence to use when the audiohook returns null */
struct ast_frame silence;
};
/*! \brief Destructor for snoop structure */
@ -91,6 +93,11 @@ static void snoop_destroy(void *obj)
ast_audiohook_destroy(&snoop->whisper);
}
if (snoop->silence.data.ptr) {
ast_free(snoop->silence.data.ptr);
snoop->silence.data.ptr = NULL;
}
ast_free(snoop->app);
ast_channel_cleanup(snoop->chan);
@ -197,7 +204,7 @@ static struct ast_frame *snoop_read(struct ast_channel *chan)
frame = ast_audiohook_read_frame(&snoop->spy, snoop->spy_samples, snoop->spy_direction, snoop->spy_format);
ast_audiohook_unlock(&snoop->spy);
return frame ? frame : &ast_null_frame;
return frame ? frame : &snoop->silence;
}
/*! \brief Callback function for hanging up a Snoop channel */
@ -383,6 +390,19 @@ struct ast_channel *stasis_app_control_snoop(struct ast_channel *chan,
snoop->spy_samples = ast_format_get_sample_rate(snoop->spy_format) / (1000 / SNOOP_INTERVAL);
snoop->spy_active = 1;
snoop->silence.frametype = AST_FRAME_VOICE,
snoop->silence.datalen = snoop->spy_samples * sizeof(uint16_t),
snoop->silence.samples = snoop->spy_samples,
snoop->silence.mallocd = 0,
snoop->silence.offset = 0,
snoop->silence.src = __PRETTY_FUNCTION__,
snoop->silence.subclass.format = snoop->spy_format,
snoop->silence.data.ptr = ast_calloc(snoop->spy_samples, sizeof(uint16_t));
if (!snoop->silence.data.ptr) {
ast_hangup(snoop->chan);
return NULL;
}
}
/* If whispering is enabled set up the audiohook */