78static char *
app =
"BackgroundDetect";
86 struct timeval start = { 0, 0 };
87 struct timeval detection_start = { 0, 0 };
91 int analysistime = -1;
92 int continue_analysis = 1;
125 ast_debug(1,
"Preparing detect of '%s', sil=%d, min=%d, max=%d, analysistime=%d\n",
args.filename, sil,
min,
max, analysistime);
164 }
else if (res > 0) {
166 if (continue_analysis && analysistime >= 0) {
170 continue_analysis = 0;
202 if ((ms >
min) && ((
max < 0) || (ms <
max))) {
204 ast_debug(1,
"Found qualified token of %d ms\n", ms);
207 snprintf(ms_str,
sizeof(ms_str),
"%d", ms);
215 ast_debug(1,
"Found unqualified token of %d ms\n", ms);
static int background_detect_exec(struct ast_channel *chan, const char *data)
static int load_module(void)
static int unload_module(void)
Asterisk main include file. File version handling, generic pbx functions.
#define ast_strdupa(s)
duplicate a string in memory from the stack
#define ao2_bump(obj)
Bump refcount on an AO2 object by one, returning the object.
General Asterisk PBX channel definitions.
const char * ast_channel_name(const struct ast_channel *chan)
int ast_waitfor(struct ast_channel *chan, int ms)
Wait for input on a channel.
const char * ast_channel_context(const struct ast_channel *chan)
struct ast_frame * ast_read(struct ast_channel *chan)
Reads a frame.
int ast_set_read_format(struct ast_channel *chan, struct ast_format *format)
Sets read format on channel chan.
ast_timing_func_t ast_channel_timingfunc(const struct ast_channel *chan)
const char * ast_channel_language(const struct ast_channel *chan)
struct ast_sched_context * ast_channel_sched(const struct ast_channel *chan)
struct ast_filestream * ast_channel_stream(const struct ast_channel *chan)
struct ast_party_caller * ast_channel_caller(struct ast_channel *chan)
int ast_answer(struct ast_channel *chan)
Answer a channel.
struct ast_format * ast_channel_readformat(struct ast_channel *chan)
ast_channel_state
ast_channel states
Convenient Signal Processing routines.
void ast_dsp_free(struct ast_dsp *dsp)
int ast_dsp_silence(struct ast_dsp *dsp, struct ast_frame *f, int *totalsilence)
Process the audio frame for silence.
struct ast_dsp * ast_dsp_new(void)
Allocates a new dsp, assumes 8khz for internal sample rate.
Generic File Format Support. Should be included by clients of the file handling routines....
int ast_stopstream(struct ast_channel *c)
Stops a stream.
int ast_streamfile(struct ast_channel *c, const char *filename, const char *preflang)
Streams a file.
Application convenience functions, designed to give consistent look and feel to Asterisk apps.
#define AST_APP_ARG(name)
Define an application argument.
#define AST_DECLARE_APP_ARGS(name, arglist)
Declare a structure to hold an application's arguments.
#define AST_STANDARD_APP_ARGS(args, parse)
Performs the 'standard' argument separation process for an application.
#define ast_debug(level,...)
Log a DEBUG message.
#define ast_verb(level,...)
Asterisk locking-related definitions:
Asterisk module definitions.
#define AST_MODULE_INFO_STANDARD(keystr, desc)
#define ASTERISK_GPL_KEY
The text the key() function should return.
int ast_unregister_application(const char *app)
Unregister an application.
#define ast_register_application_xml(app, execute)
Register an application using XML documentation.
Core PBX routines and definitions.
int pbx_builtin_setvar_helper(struct ast_channel *chan, const char *name, const char *value)
Add a variable to the channel variable stack, removing the most recently set value for the same name.
int ast_goto_if_exists(struct ast_channel *chan, const char *context, const char *exten, int priority)
int ast_canmatch_extension(struct ast_channel *c, const char *context, const char *exten, int priority, const char *callerid)
Looks for a valid matching extension.
int ast_sched_runq(struct ast_sched_context *con)
Runs the queue.
int ast_sched_wait(struct ast_sched_context *con) attribute_warn_unused_result
Determines number of seconds until the next outstanding event to take place.
#define S_COR(a, b, c)
returns the equivalent of logic or for strings, with an additional boolean check: second one if not e...
static force_inline int attribute_pure ast_strlen_zero(const char *s)
Main Channel structure associated with a channel.
struct ast_format * format
Data structure associated with a single frame of data.
struct ast_frame_subclass subclass
enum ast_frame_type frametype
int64_t ast_tvdiff_ms(struct timeval end, struct timeval start)
Computes the difference (in milliseconds) between two struct timeval instances.
struct timeval ast_tvnow(void)
Returns current timeval. Meant to replace calls to gettimeofday().
Support for translation of data formats. translate.c.
#define RAII_VAR(vartype, varname, initval, dtor)
Declare a variable that will call a destructor function when it goes out of scope.