sam0402 兄您好,
小弟只有十分普通的 ThinkPad,而且絕大部分 x86 硬件亦跟 I²S audio 緣慳一面,暫時沒有打算朝那方向走了。
樹莓派的確有它的優勢,畢竟 SoC 方面就只有 3 代的 BCM2837 與及 4 代的 BCM2711 兩種,因此編譯 squeezelite 的時候就可以仿效 soundcheck 兄那樣針對特定的 CPU 作出優化了:
https://soundcheck-audio.blogspot.com/p/the-engine.html
https://github.com/klslz/squeezelite...squeezelite-sc
另外還有這種針對 I²S audio 輸出的優化,也許 symphonic-mpd pi4 edition 並不遜於 piCorePlayer 呢?
這是 JayM 兄的意見:
https://www.symphonic-mpd.com/forum/...-a-new-adopter
https://www.symphonic-mpd.com/forum/...�こちら/239
https://www.diyaudio.com/forums/vend...ml#post6294095
連『多餘』的 USB audio 亦省卻了:
https://www.symphonic-mpd.com/forum/...b-dac-output/4
Github 上的 repository 正需要義工的幫忙:
https://www.symphonic-mpd.com/forum/...��ィア募集
下載 symphonic-mpd 的方法如下:
https://www.stereo.net.au/forums/top...omment-4581125
假如日本音響 BLOG 主能夠提議把 8820 與及 9600 的選項加入 kernel 的話就更棒了,不然就要自己動手:
https://www.diyaudio.com/forums/vend...ml#post6222580引用:
The username/password of SMPD for Raspberry Pi 4 ssh login is root/raspberry. It has been changed from PI/Raspberry in the R-PI 3 version.
還有這 31 MB 左右的 lightMPD,解壓後也只有四十多 MB:
https://groups.google.com/forum/#!to...pd/JsN0Tw-p2v0
https://sites.google.com/site/digififan/home/lightmpd
lightMPD/upnpgw
https://sites.google.com/site/digifi...ightmpd-upnpgw引用:
root
lightmpd
樹莓派 #1 = symphonic-mpd
樹莓派 #2 = lightMPD
A 組 = 樹莓派 #1 → GPIO → TransportPi → I²S 輸出
B 組 = I²S 輸入 → ReceiverPi → GPIO → 樹莓派 #2
假設兩者的 OS 也沒有問題,請問 A 組能夠成功連接到 B 組嗎?
利用這種方法建立雙機 CAT 組合的話也不錯,畢竟樹莓派 #2 根本不需要連接到任何網絡,基本上完全不會受到那方面的(直接)影響,另外還可以把 LMS 安裝到其他主機:
https://www.my-hiend.com/vbb/showthr...314#post233314https://audiophilestyle.com/forums/t...omment-1053701http://www.headphoneclub.com/forum.p...e=3#pid5196503引用:
I must say that even I'm already using the Telegartner M12 switch, by using ROON to play local file only, unplug the network cable still improve the SQ for about ~20%.
https://audiophilestyle.com/forums/t...omment-1077821引用:
沒有任何方法會比斷網好
https://taikoaudio.com/taiko-2020/pr...-music-server/引用:
Disconnected is best: My preferred mode of listening is local playback (from local SSD) using HQPlayer, with the network disconnected. Not only does this sound sublime, but it forms a reference for what the network chain needs to achieve.
引用:
€23,370.00 – €28,920.00
最後還有一個問題,樹莓派 #2 經 ReceiverPi 接收的音頻之後是否仍然能夠把 GPIO 的 bitperfect audio 傳送到 USB 輸出呢?目的就是把數字時代 2 DDC 連接到樹莓派 #2,謝謝。