Merge "app_amd: Fixed timeout issue"
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commit
41b18df410
1 changed files with 23 additions and 1 deletions
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@ -162,8 +162,10 @@ static int dfltMaxWaitTimeForFrame = 50;
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static void isAnsweringMachine(struct ast_channel *chan, const char *data)
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{
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int res = 0;
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int audioFrameCount = 0;
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struct ast_frame *f = NULL;
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struct ast_dsp *silenceDetector = NULL;
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struct timeval amd_tvstart;
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int dspsilence = 0, framelength = 0;
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RAII_VAR(struct ast_format *, readFormat, NULL, ao2_cleanup);
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int inInitialSilence = 1;
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@ -275,6 +277,9 @@ static void isAnsweringMachine(struct ast_channel *chan, const char *data)
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/* Set silence threshold to specified value */
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ast_dsp_set_threshold(silenceDetector, silenceThreshold);
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/* Set our start time so we can tie the loop to real world time and not RTP updates */
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amd_tvstart = ast_tvnow();
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/* Now we go into a loop waiting for frames from the channel */
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while ((res = ast_waitfor(chan, 2 * maxWaitTimeForFrame)) > -1) {
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int ms = 0;
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@ -293,7 +298,24 @@ static void isAnsweringMachine(struct ast_channel *chan, const char *data)
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break;
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}
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if (f->frametype == AST_FRAME_VOICE || f->frametype == AST_FRAME_NULL || f->frametype == AST_FRAME_CNG) {
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/* Check to make sure we haven't gone over our real-world timeout in case frames get stalled for whatever reason */
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if ( (ast_tvdiff_ms(ast_tvnow(), amd_tvstart)) > totalAnalysisTime ) {
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ast_frfree(f);
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strcpy(amdStatus , "NOTSURE");
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if ( audioFrameCount == 0 ) {
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ast_verb(3, "AMD: Channel [%s]. No audio data received in [%d] seconds.\n", ast_channel_name(chan), totalAnalysisTime);
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sprintf(amdCause , "NOAUDIODATA-%d", iTotalTime);
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break;
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}
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ast_verb(3, "AMD: Channel [%s]. Timeout...\n", ast_channel_name(chan));
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sprintf(amdCause , "TOOLONG-%d", iTotalTime);
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break;
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}
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if (f->frametype == AST_FRAME_VOICE || f->frametype == AST_FRAME_CNG) {
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/* keep track of the number of audio frames we get */
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audioFrameCount++;
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/* Figure out how long the frame is in milliseconds */
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if (f->frametype == AST_FRAME_VOICE) {
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framelength = (ast_codec_samples_count(f) / DEFAULT_SAMPLES_PER_MS);
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