關於這次WIN10週年更新 老舊音效卡看這裡 - 3C

By Irma
at 2016-10-03T19:57
at 2016-10-03T19:57
Table of Contents
: 推 zcbmaa : 設成192KHz跟44.1KHz有差嗎?一直以來我都用44.1KHz 10/03 19:25
: → zcbmaa : 聲音的東西真是大哉問阿... 10/03 19:26
看到這段推文就手癢回一下
相信這裡有部分板友不會逛耳機或音響板
首先
有些播放器支援WASAPI功能
https://msdn.microsoft.com/zh-tw/library/windows/desktop/dd371455(v=vs.85).aspx
簡單講可以讓數位訊號不經過Windows混音器處理
直接傳送到DAC
播放音樂時Windows混音器也不能使用該DAC
http://imgur.com/E7rnF5r
Windows混音器會重新取樣
原本只有44.1kHz/16-bit取樣的PCM音訊檔
經過Windows混音器會重新取樣成原本混音器設定
能支援到多大端看DAC能支援到多少
一般內建螃蟹牌和某雪紅牌的晶片幾乎都可以直上192kHz/24-bit
不過相信我真正發燒的人是不會用內建晶片的
但是重新取樣不代表會比較好
經過黎曼積分計算
重新取樣後的波型失真誤差可能會更大
因此需要WASAPI幫忙不要讓Windows混音器處理過
以foobar2000為例
http://www.foobar2000.org/components/view/foo_out_wasapi
這是WASAPI插件
下載好後用foobar2000安裝
重新開啟
點選File → Preferences
左邊的Playback → Output
http://imgur.com/Dc68ule
拉下Device選單
就會看到落落長的WASAPI(event)和WASAPI(push)
選擇你要播放的DAC
就能讓foobar2000繞過Windows混音器直接從DAC播放
一般推薦用event
如果晶片太老舊連event都沒有就只能選push
我記得還有ASIO
提供給192kHz/24-bit和支援DSD等級的DAC
我沒那麼強的DAC也沒有DSD格式音樂檔
所以不多著述
Linux的DeadBeef也有類似的功能
叫 Bit Perfect
http://www.head-fi.org/t/561961/bit-perfect-audio-from-linux
--
耳機似丹返西逝,財帛如水向東流
iWRZ
--
: → zcbmaa : 聲音的東西真是大哉問阿... 10/03 19:26
看到這段推文就手癢回一下
相信這裡有部分板友不會逛耳機或音響板
首先
有些播放器支援WASAPI功能
https://msdn.microsoft.com/zh-tw/library/windows/desktop/dd371455(v=vs.85).aspx
簡單講可以讓數位訊號不經過Windows混音器處理
直接傳送到DAC
播放音樂時Windows混音器也不能使用該DAC
http://imgur.com/E7rnF5r
Windows混音器會重新取樣
原本只有44.1kHz/16-bit取樣的PCM音訊檔
經過Windows混音器會重新取樣成原本混音器設定
能支援到多大端看DAC能支援到多少
一般內建螃蟹牌和某雪紅牌的晶片幾乎都可以直上192kHz/24-bit
不過相信我真正發燒的人是不會用內建晶片的
但是重新取樣不代表會比較好
經過黎曼積分計算
重新取樣後的波型失真誤差可能會更大
因此需要WASAPI幫忙不要讓Windows混音器處理過
以foobar2000為例
http://www.foobar2000.org/components/view/foo_out_wasapi
這是WASAPI插件
下載好後用foobar2000安裝
重新開啟
點選File → Preferences
左邊的Playback → Output
http://imgur.com/Dc68ule
拉下Device選單
就會看到落落長的WASAPI(event)和WASAPI(push)
選擇你要播放的DAC
就能讓foobar2000繞過Windows混音器直接從DAC播放
一般推薦用event
如果晶片太老舊連event都沒有就只能選push
我記得還有ASIO
提供給192kHz/24-bit和支援DSD等級的DAC
我沒那麼強的DAC也沒有DSD格式音樂檔
所以不多著述
Linux的DeadBeef也有類似的功能
叫 Bit Perfect
http://www.head-fi.org/t/561961/bit-perfect-audio-from-linux
--
耳機似丹返西逝,財帛如水向東流
iWRZ
--
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