Ticket #793: Initial patch for AMR codec (IPP) to regard 'mode-set' param.
git-svn-id: https://svn.pjsip.org/repos/pjproject/branches/projects/sipit24@2709 74dad513-b988-da41-8d7b-12977e46ad98
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@ -234,9 +234,10 @@ ipp_codec[] =
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{
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# if PJMEDIA_HAS_INTEL_IPP_CODEC_AMR
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{1, "AMR", PJMEDIA_RTP_PT_AMR, &USC_GSMAMR_Fxns, 8000, 1, 160,
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5900, 12200, 4, 1, 1,
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7400, 12200, 2, 0, 1,
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&predecode_amr, &parse_amr, &pack_amr
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/*, {1, {{{"octet-align", 11}, {"1", 1}}} } */
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, {1, {{{"mode-set", 8}, {"1,4,5", 5}}} }
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},
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# endif
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@ -560,7 +561,14 @@ static pj_status_t parse_amr(ipp_private_t *codec_data, void *pkt,
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/* Check Change Mode Request. */
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if ((setting->amr_nb && cmr <= 7) || (!setting->amr_nb && cmr <= 8)) {
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struct ipp_codec *ippc = &ipp_codec[codec_data->codec_idx];
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s->enc_mode = cmr;
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codec_data->info->params.modes.bitrate = s->enc_setting.amr_nb?
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pjmedia_codec_amrnb_bitrates[s->enc_mode] :
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pjmedia_codec_amrwb_bitrates[s->enc_mode];
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ippc->fxns->std.Control(&codec_data->info->params.modes,
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codec_data->enc);
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}
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return PJ_SUCCESS;
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@ -1033,7 +1041,7 @@ static pj_status_t ipp_codec_open( pjmedia_codec *codec,
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codec_data->info->params.direction = USC_DECODE;
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/* Not sure if VAD affects decoder, just try to be safe */
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codec_data->info->params.modes.vad = ippc->has_native_vad;
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//codec_data->info->params.modes.vad = ippc->has_native_vad;
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/* Get number of memory blocks needed by the decoder */
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if (USC_NoError != ippc->fxns->std.NumAlloc(&codec_data->info->params,
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@ -1084,26 +1092,54 @@ static pj_status_t ipp_codec_open( pjmedia_codec *codec,
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if (ippc->pt == PJMEDIA_RTP_PT_AMR || ippc->pt == PJMEDIA_RTP_PT_AMRWB) {
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amr_settings_t *s;
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pj_uint8_t octet_align = 0;
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pj_int8_t enc_mode = -1;
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/* Check AMR specific attributes */
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for (i = 0; i < attr->setting.dec_fmtp.cnt; ++i) {
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/* octet-align, one of the parameters that must have same value
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* in offer & answer (RFC 4867 Section 8.3.1). Just check fmtp
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* in the decoder side, since it's value is guaranteed to fulfil
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* above requirement (by SDP negotiator).
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*/
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const pj_str_t STR_FMTP_OCTET_ALIGN = {"octet-align", 11};
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/* Check octet-align */
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for (i = 0; i < attr->setting.dec_fmtp.cnt; ++i) {
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if (pj_stricmp(&attr->setting.dec_fmtp.param[i].name,
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&STR_FMTP_OCTET_ALIGN) == 0)
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{
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octet_align=(pj_uint8_t)
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(pj_strtoul(&attr->setting.dec_fmtp.param[i].val));
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pj_strtoul(&attr->setting.dec_fmtp.param[i].val);
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break;
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}
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}
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for (i = 0; i < attr->setting.enc_fmtp.cnt; ++i) {
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/* mode-set */
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const pj_str_t STR_FMTP_MODE_SET = {"mode-set", 8};
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if (pj_stricmp(&attr->setting.enc_fmtp.param[i].name,
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&STR_FMTP_MODE_SET) == 0)
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{
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pj_int8_t tmp;
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/* Just get the first value. */
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tmp = (pj_int8_t)
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pj_strtoul(&attr->setting.enc_fmtp.param[i].val);
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if ((ippc->pt == PJMEDIA_RTP_PT_AMR && tmp > 0 && tmp < 8) ||
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(ippc->pt == PJMEDIA_RTP_PT_AMRWB && tmp > 0 && tmp < 9))
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{
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enc_mode = tmp;
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PJ_LOG(4,(THIS_FILE, "Remote specifies AMR mode-set attr, "
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"selected: %d", enc_mode));
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}
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break;
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}
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}
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/* Initialize AMR specific settings */
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s = PJ_POOL_ZALLOC_T(pool, amr_settings_t);
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codec_data->codec_setting = s;
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s->enc_mode = pjmedia_codec_amr_get_mode(ippc->def_bitrate);
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if (s->enc_mode < 0)
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goto on_error;
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s->enc_setting.amr_nb = (pj_uint8_t)(ippc->pt == PJMEDIA_RTP_PT_AMR);
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s->enc_setting.octet_aligned = octet_align;
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s->enc_setting.reorder = PJ_TRUE;
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@ -1112,6 +1148,23 @@ static pj_status_t ipp_codec_open( pjmedia_codec *codec,
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s->dec_setting.amr_nb = (pj_uint8_t)(ippc->pt == PJMEDIA_RTP_PT_AMR);
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s->dec_setting.octet_aligned = octet_align;
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s->dec_setting.reorder = PJ_TRUE;
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s->enc_mode = pjmedia_codec_amr_get_mode(
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codec_data->info->params.modes.bitrate);
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if (s->enc_mode < 0)
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goto on_error;
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if (enc_mode != -1) {
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s->enc_mode = enc_mode;
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/* Apply requested encoder bitrate */
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codec_data->info->params.modes.bitrate = s->enc_setting.amr_nb?
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pjmedia_codec_amrnb_bitrates[s->enc_mode] :
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pjmedia_codec_amrwb_bitrates[s->enc_mode];
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ippc->fxns->std.Control(&codec_data->info->params.modes,
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codec_data->enc);
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}
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}
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#endif
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