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| CMakeLists.txt | D | 12-May-2024 | 1.7 KiB | 44 | 35 | |
| README.md | D | 12-May-2024 | 3 KiB | 78 | 62 | |
| alexa.c | D | 12-May-2024 | 14.7 KiB | 676 | 432 | |
| alexa_linux.ppn | D | 12-May-2024 | 80 | |||
| audio.c | D | 12-May-2024 | 10.1 KiB | 470 | 312 | |
| main.c | D | 12-May-2024 | 15.6 KiB | 422 | 348 | |
| porcupine_params.pv | D | 12-May-2024 | 1.3 MiB | |||
| private.h | D | 12-May-2024 | 153 | 9 | 5 |
README.md
1# lws secure streams alexa 2 3This demonstrates AVS Alexa usage using secure streams. It connects to AVS, 4uses your linux computer's microphone to wait for the 'alexa' wakeword, sends 5the utterance to AVS and plays back the result. 6 7## build 8 9There are some special build considerations: 10 111) Build lws with cmake options `-DLWS_WITH_ALSA=1 -DLWS_WITH_SECURE_STREAMS=1` 12 132) Install distro build dependency packages: 14 15 |Dependency|Ubuntu package|Fedora Package| 16 |---|---|---| 17 |libasound|libasound2-dev|alsa-lib-devel| 18 |mpg123|libmpg123-dev|mpg123-devel| 19 203) Clone Picovoice Porcupine Apache-licensed demo version from here 21 22 https://github.com/Picovoice/porcupine 23 24 It provides binary libs for wakeword detection on various platforms. Copy 25 the headers and binary lib to your build context, eg, for native x86_64 26 27``` 28 $ sudo cp ./include/* /usr/include 29 $ sudo cp ./lib/linux/x86_64/libpv_porcupine.* /usr/lib 30 $ sudo ldconfig 31``` 32 33 Enter the minimal example dir for secure-streams-alexa and make the sample 34 35``` 36 $ cd ./minimal-examples/secure-streams/minimal-secure-streams-alexa 37 $ cmake . 38 $ make 39``` 40 41## usage 42 43``` 44 $ ./lws-minimal-secure-streams-alexa 45[2019/10/16 16:22:01:1097] U: LWS secure streams - Alex voice test [-d<verb>] 46[2019/10/16 16:22:01:1115] N: lws_create_context: creating Secure Streams policy 47[2019/10/16 16:22:01:1115] N: lwsac_use: alloc 1532 for 1 48[2019/10/16 16:22:01:1119] N: lwsac_use: alloc 288 for 168 49[2019/10/16 16:22:01:1119] N: lws_ss_policy_set: policy lwsac size: 1.796KiB, pad 11% 50[2019/10/16 16:22:02:4114] N: lws_ss_client_connect: connecting 0 api.amazon.com /auth/o2/token 51[2019/10/16 16:22:02:8686] N: auth_api_amazon_com_parser_cb: expires in 3600 52[2019/10/16 16:22:02:8686] N: ss_api_amazon_auth_rx: acquired 656-byte api.amazon.com auth token 53[2019/10/16 16:22:02:8754] N: lws_ss_client_connect: connecting 1 alexa.na.gateway.devices.a2z.com /v20160207/directives 54[2019/10/16 16:22:02:3182] N: secstream_h2: h2 client entering LONG_POLL 55[2019/10/16 16:22:02:3183] U: Connected to Alexa... speak "Alexa, ..." 56[2019/10/16 16:22:06:9380] W: ************* Wakeword 57[2019/10/16 16:22:06:9380] N: avs_query_start: 58[2019/10/16 16:22:06:9381] N: lws_ss_client_connect: connecting 1 alexa.na.gateway.devices.a2z.com /v20160207/events 59[2019/10/16 16:22:06:9381] N: lws_vhost_active_conns: just join h2 directly 60[2019/10/16 16:22:06:9384] N: metadata done 61[2019/10/16 16:22:06:1524] N: est: 42 1 62[2019/10/16 16:22:06:3723] N: est: 108 1 63[2019/10/16 16:22:07:5914] N: est: 352 1 64[2019/10/16 16:22:07:8112] N: est: 4284 1 65[2019/10/16 16:22:07:0300] N: est: 3369 1 66[2019/10/16 16:22:07:2325] N: est: 577 1 67[2019/10/16 16:22:08:4519] N: est: 9 1 68[2019/10/16 16:22:08:6716] N: est: 3 1 69[2019/10/16 16:22:08:6718] N: est: 11 1 70[2019/10/16 16:22:08:8915] N: est: 10 1 71[2019/10/16 16:22:08:8915] W: callback_audio: ended capture 72[2019/10/16 16:22:09:0993] N: identified reply... 73^C[2019/10/16 16:22:14:3067] U: Disconnected from Alexa 74[2019/10/16 16:22:14:3123] U: Completed 75$ 76 77``` 78