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Merged revisions 263949 via svnmerge from
https://origsvn.digium.com/svn/asterisk/branches/1.4 ........ r263949 | tilghman | 2010-05-19 01:32:27 -0500 (Wed, 19 May 2010) | 8 lines Because progress is called multiple times, across several frames, we must persist states when detecting multitone sequences. (closes issue #16749) Reported by: dant Patches: dsp.c-bug16749-1.patch uploaded by dant (license 670) Tested by: dant ........ git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@263950 65c4cc65-6c06-0410-ace0-fbb531ad65f3
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@@ -990,10 +990,13 @@ static int __ast_dsp_call_progress(struct ast_dsp *dsp, short *s, int len)
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} else if (hz[HZ_950] > TONE_MIN_THRESH * TONE_THRESH) {
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} else if (hz[HZ_950] > TONE_MIN_THRESH * TONE_THRESH) {
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newstate = DSP_TONE_STATE_SPECIAL1;
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newstate = DSP_TONE_STATE_SPECIAL1;
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} else if (hz[HZ_1400] > TONE_MIN_THRESH * TONE_THRESH) {
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} else if (hz[HZ_1400] > TONE_MIN_THRESH * TONE_THRESH) {
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if (dsp->tstate == DSP_TONE_STATE_SPECIAL1)
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/* End of SPECIAL1 or middle of SPECIAL2 */
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if (dsp->tstate == DSP_TONE_STATE_SPECIAL1 || dsp->tstate == DSP_TONE_STATE_SPECIAL2) {
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newstate = DSP_TONE_STATE_SPECIAL2;
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newstate = DSP_TONE_STATE_SPECIAL2;
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}
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} else if (hz[HZ_1800] > TONE_MIN_THRESH * TONE_THRESH) {
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} else if (hz[HZ_1800] > TONE_MIN_THRESH * TONE_THRESH) {
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if (dsp->tstate == DSP_TONE_STATE_SPECIAL2) {
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/* End of SPECIAL2 or middle of SPECIAL3 */
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if (dsp->tstate == DSP_TONE_STATE_SPECIAL2 || dsp->tstate == DSP_TONE_STATE_SPECIAL3) {
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newstate = DSP_TONE_STATE_SPECIAL3;
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newstate = DSP_TONE_STATE_SPECIAL3;
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}
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}
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} else if (dsp->genergy > TONE_MIN_THRESH * TONE_THRESH) {
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} else if (dsp->genergy > TONE_MIN_THRESH * TONE_THRESH) {
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