Quy trinh Thay doi Giong noi sau Hieu ung cho San pham
Hoat hinh dong la mot trung gian tro choi - cho den khi ho can noi. Khi video thuong hieu, giai thich, hoac quang cao san pham them san pham, quy trinh am thanh tro thanh quan trong nhu thanh phan vat ly. Va tuy nhien hau het cac huong dan sau hieu ung quet qua giong noi, dieu tri no nhu mot chi tiet sau san pham con la quyet dinh san xuat.
Bai dang nay dac biet danh cho cac nha thiet ke xay dung hoat hinh dong theo cach nhan: nhung nguoi nay hoat hinh truoc tien, tan phat hien sau, va sau do dam mat van de dien dien hoc - khach hang muon phien ban thay doi thoi gian, ngon ngu thu hai, hoac ky tu giong noi khac, va phien hop ghi am ban dau da qua dai.
TL;DR
- Sau hieu ung khong co xu ly giong noi tuc tiep - duong thuc tinh la dau vao WASAPI vao Adobe Audition, sau do chu ky Audition quay lai AE.
- Sao chep giong noi AI giai quyet van de tai san pham khi thoi gian hoat hinh thay doi sau ghi am ban dau.
- Phien ban hoat hinh dong da ngon ngu tro thanh co the dieu chinh khi tung hang dan ngon ngu chia se giong noi san pham AI tuong tu.
- Lac tho WASAPI duoi 300ms cho phep ban theo doi giong noi da xu ly mot cach tu nhien trong khi ghi am san pham.
- Khong can driver kernel hoac phan mem cap dien ao tren Windows 10/11.
Tai sao San pham Sau Hieu ung La Van de Khac
Thay doi giong noi podcast them khi dat vao cuoc hoi thoai. Thay doi giong noi phat song tao ra nhan vat. Khong ai trong nhung truong hop su dung nay lien quan den dong bo khe khi an do voi thoi gian hoat hinh.
San pham cho hoat hinh dong la khac boi vi giong noi bi khoa vao bat tao hinh anh. Chuyen tiep xay ra o cac khung anh cu the. Tieu de hoat hinh xuat hien o keyframe duoc dat de trung voi tu dat xuong. Toan bo thanh phan tho xung quanh nhung quyet dinh thoi gian ma san pham phai dam dang.
Dieu nay co nghia rang moi thay doi tren hoat hinh - mot chuyen tiep xay ra nua giay som hon, tiker o lai man hinh hai giay hon - co the lam huy cac ghi am san pham goc. Giong noi khong con dong bo. Ban can ghi am lai.
Nhat la van de quy trinh lam viec ma bai dang nay giai quyet.
Cach Sau Hieu ung Xu ly Am thanh (Va Dieu no Khong Bao Duoc Thuc hien)
Adobe Sau Hieu ung la mot ung dung soan theo va hoat hinh dong, khong phai mot moi truong san xuat am thanh. Cac kha nang am thanh cua no co nhan dinh toi thieu:
- Cac tang audio xuat hien trong khung thoi gian ben canh video.
- Hien thi sao chep trang co san de tham khao dong bo da.
- Keyframe am luong co ban va pan stereo ton tai.
- RAM xem truoc phat am thanh dong bo voi thanh phan.
Do la theo ben dong danh sach day du. Khong co xu ly giong noi ban sao, khong co chuoi hieu ung, khong co MIDI, va khong co theo doi tuc tiep voi sua doi. Sau hieu ung diffuse cac cong viec san xuat am thanh den ung dung chien huu, Adobe Audition.
Dieu nay co nghia la quy trinh san pham AE theo dinh nghia lien quan den it nhat hai ung dung: AE cho soan theo hinh anh, Audition (hoac trinh chinh sua am thanh khac) cho san xuat giong noi.
Chu ky Adobe Audition: Tung buoc mot
Adobe Audition la phuong phap chinh thuc de chinh sua tai san am thanh da duoc dat trong khung thoi gian sau hieu ung. No hoat dong nhu sau:
Buoc 1: Dat tang audio trong AE. Nhap san pham .wav cua ban va dat tren thanh phan. Da dong bo voi tai - cat tay dieu chinh cac tuvoi nhip tro choi tao hinh anh.
Buoc 2: Mo trong Audition tu AE. Nhan phai tang audio - Sua doi trong Adobe Audition. Audition mo voi tap tin duoc tai, va khung thoi gian AE o lai nhin thay duoc phia sau. Ban co the keo san pham trong khi Audition mo de kiem tra dong bo.
Buoc 3: Ap dung xu ly trong Audition. Lam sach san khong khi, ap dung EQ neu can, dieu chinh tu dong am luong. Neu giong noi duoc ghi am thong qua giong noi da thay doi, cac buoc xu ly nay la toi thieu - ky tu giong noi duoc dat tai thoi gian ghi am.
Buoc 4: Luu trong Audition. Luu tap tin (Ctrl+S). Thay doi truyenap tu dong quay lai thanh phan AE. Khong can nhap lai. RAM xem truoc trong AE ngay lap tuc phan anh audio duoc cap nhat.
Buoc 5: Kiem tra dong bo. Chay thuc te xem truoc RAM day du trong AE. Neu cau say la lan dau tien hoac tre hoi so voi nhip trung tam hinh anh, hay quay lai Audition, truot vung do, luu lai.
Chu ky loai bo can truot cua cac chu ky nhap theo cong thuc. Doi voi du an hoat hinh dong within san pham thay doi thoi gian la duc thanh toan chong lai hoat hinh, day la quy trinh lam viec dung - khong xuat am thanh va nhap theo cong thuc lai.
Ghi am San pham Da sua doi vao Audition thong qua WASAPI
De ghi am san pham voi giong noi da sua doi vao Audition, chuoi tin hieu la:
Microphone → xu ly giong noi (WASAPI) → thiet bi am thanh Windows → dau vao Audition
WASAPI (Windows Audio Session API) la he thong am thanh Windows cap di chi phep phan mem truy cap thiet bi cung voi lac tho toi thieu. Khac voi duong dan am thanh Windows cu hon, WASAPI trong che do loai tru cap quyen loai tru hoac chia se cho dong co am thanh Windows voi lac tho thap hon va do chinh xac mau tot hon.
Doi voi ghi am san pham, che do loai tru WASAPI dat duoc lac tho giam sat duoi 30ms tren hau het cac he thong Windows 10/11. Dieu nay quan trong vi san pham nghe thay chinh minh voi lac tho cao (tren 80ms) van lang don giam toc do cua ho hoac mat thoi gian suku. Duoi 30ms cam thay gan nhu thoi gian thuc - ban noi chuyen mot cach tu nhien.
Thiet lap thuc te:
- Dat thiet bi dau ra VoxBooster den thiet bi phat lai Windows tieu chuan (headphone hoac thiet bi ao nhin thay Audition).
- Trong Audition, dat nguon dau vao den thiet bi do.
- Sat va cho phep giam sat dau vao.
- Ghi am san pham - ban nghe thay giong noi da sua doi trong tai nghe cua ban trong khi noi chuyen.
Ghi am tro thanh da chua giong noi da xu ly. Khong can sua doi san pham xu ly sau trong Audition - vai tro cua Audition o day la bat, chinh sua va dieu tri tieng on, khong phai bien doi giong noi.
Tai San pham AI Khi Thoi gian Hoat hinh Thay doi
Day la noi quy trinh giong noi hien dai lan off tu san xuat san pham truyen thong.
Mo hinh truyen thong: khach hang chap thuan mo cuoi cung hoat hinh, dien vien giong noi ghi am toi hinh, ghi am bi khoa. Thay doi sau diem do yeu cau dat lai phien hop.
Van de: khach hang hiem khi chap thuan tu that la mot mo cuoi cung truoc san pham. Yeu cau thay doi thoi gian toi sau ghi am. Nhieu khi khach hang thay doi ky ban chinh no. Phien ban ngon ngu thu hai duoc them ba tuan sau Tieng Anh duoc phat hanh.
Sao chep giong noi AI cho phep mot mo hinh khac. Mot lan giong noi san pham da bi sao chep - tu phien hop ghi am dien vien giong noi goc - cac cau cu the moi, thoi gian da sua doi, hoac ky ban hoan toan moi co the duoc tao ma khong can dat lai phien hop. Dau ra su dung timbre giong noi va ky tu tuong tu.
Doi voi studio hoat hinh dong, dieu nay co nghia la:
Phien ban thay doi thoi gian: tao lai chi nhung cau cu the bi anh huong, the the cac doan do trong Audition, thay doi lai trong AE.
Thay doi ky ban: tao lai cac dong da thay doi. Toan bo du an khac o lai cung nhu vay.
Phien ban da ngon ngu: tao ky ban duoc dich trong giong noi san pham tuong tu. Ky tu giong noi nhat quan trong cac ngon ngu ngay ca khi dien vien giong noi khong noi ngon ngu do.
Doi voi tai san pham da - nhieu phien ban cua hoat hinh dong tuong tu cho cac thi truong khac - quy trinh nay co dieu chinh theo cach ghi am truyen thong khong co.
Hoat hinh Dong Da ngon ngu: Van de Dica Hoa Am thanh
Thiet ke hoat hinh dong cho cac khach hang quoc te tang tang yeu cau cac phien ban dia phuong ngon ngu cua cung mot tai san. Giai thich san pham cho mot cong ty SaaS co the can Tieng Anh, Tay Ban Nha, Bồ Đào Nha, Duc, va Nhat Ban phien ban cua cung mot hoat hinh 60 giay.
Phuong phap thong thuong la thue cac dien vien giong noi tach biet tren moi ngon ngu, ghi am lai tung phien ban, va dieu chinh cac tang van ban rieng le. Dieu nay tao ra van de nhat quan: moi phien ban ngon ngu nghe giong nhu san xuat khac, boi vi no.
Phuong phap san pham nhat quan su dung sao chep giong noi AI de tao tat ca cac phien ban ngon ngu tu mot danh tinh san pham don. Ky tu giong noi - toc do, timbre, giong noi - nhat quan tren toan bo tat ca cac phien ban. Chi co ngon ngu thay doi.
Tu quan diem quy trinh AE:
- Xuat san pham tieng Anh cuoi cung va xac thuc truoc thanh phan.
- Tao tung ky ban duoc dich trong giong noi san pham tuong tu.
- Trong AE, nhan bai dau tien da dich mot lan tung ngon ngu.
- The the tang audio trong moi nhan bai voi phien ban da dia phuong.
- Dieu chinh thoi gian tang van ban de phu hop voi chieu dai cau audio da dia phuong (van ban duoc dich hiem khi co so luong suku trung hap voi ban goc).
Buoc 5 la cong suat thuc su trong hoat hinh dong da ngon ngu. Cau duoc dich thuong dai hon hoac ngan hon than nguon. Khoang tro dieu khien van ban hoat hinh, tiker duoi thap, va loai kinetik phan can dieu chinh. Co mot san pham nhat quan giong noi loai bo it nhat mot bien tay khong chi chung la cai gi khac mot nhiem vu dia hoa phuc tap.
Xem tham khao: Quy trinh tao giong noi da ngon ngu va sao chep giong noi cho phat hanh newsroom da ngon ngu.
Tieu chuan Dinh dang Am thanh cho Cac tang San pham AE
Chi tiet quy trinh lam viec tro thanh van de khong can thiet: xuat am thanh trong dinh dang sai truoc khi nhap vao AE.
Tieu chuan tin ca doi voi cac tang san pham sau hieu ung la 48 kHz, 24-bit, WAV. Day la li do tai sao tung tham so quan trong:
Toc do mau 48 kHz: hau het cac du an video trong AE duoc dat thanh 48 kHz trong cai dat am thanh thanh phan. Tap tin 44.1 kHz duoc nhap vao thanh phan 48 kHz cam buoc AE lay mau lai tai thoi gian render. Ket qua la binh thuong tox, nhung them xu ly va thay the tao ra cac che tao pitch mong nhe. Ghi am va xuat tai 48 kHz de phu hop.
Chau sau 24-bit: 16-bit du cho phat hanh, nhung lam viec o 24-bit cho nhieu khong gian tren dau khi am nhac va thiet ke am thanh duoc tron sau nay. Cap do san pham co the dieu chinh ma khong tieng on so hoa o am luong thap hon.
WAV, khong phai MP3: MP3 gioi thieu nen nhi phat hanh. Doi voi tang san pham se ngoi o am AE voi am nhac, thiet ke am, va xu ly them, cac che tao nen nhi co the tro thanh au tho - dac biet trong tho nhe va phu am. WAV khong mat mat va them kich thuoc tap tin co the bo qua doi voi cac tap san pham dai.
So sanh: Tuy chon Quy trinh San pham cho Nha thiet ke Hoat hinh
| Phuong phap | Ghi am lai o thay doi thoi gian? | Dieu chinh Ngon ngu | Tich hop AE | Yeu cau dat lai dien vien giong noi |
|---|---|---|---|---|
| Phien hop VO truyen thong | Co | Tung ngon ngu | Nhap thu cong | Co |
| Tu ghi am, khong sua doi | Co | Tung ngon ngu | Nhap thu cong | N/A |
| WASAPI + chu ky Audition | Co | Tung ngon ngu | Chu ky tu dong | N/A |
| Sao chep AI + bat ghi WASAPI | Khong | Tat ca mot lan | Chu ky tu dong | Khong |
| Chi co sao chep AI (khong WASAPI) | Khong | Tat ca mot lan | Nhap thu cong | Khong |
Tuan WASAPI + Audition chu ky cho thay rang WASAPI chinh no khong giai quyet van de thay doi thoi gian - no giai quyet cac van de lac tho va dinh tuyen. Giai phap thay doi thoi gian la sao chep AI. Hai kha nang bo sung nhau trong quy trinh san pham hien dai hoan toan.
Ky thuat Dong bo Thoi gian Thuc te trong sau hieu ung
Ngay ca voi san pham duoc ghi am hoan hao, dong bo tro choi trong AE yeu cau ky thuat co nhan dinh:
Su dung danh dau. Trong AE, danh dau tren khung thoi gian thanh phan va tang audio phan canh theo cac danh dau. Dat danh dau o tuvao tu phai dat tren mot keyframe cu the, sau do keo tang audio cho den khi danh dau do thang hang.
Scrub voi am thanh. Giu Ctrl trong khi keo tro choi hinh anh trong AE de keo audio. Dieu nay nhanh hon thuc te xem truoc de kiem tra xem mot tu cu the dat tren mot khung anh cu the.
Thay doi thoi gian cau rieng le trong Audition. Cong cu thay doi thoi gian Audition co the rut ngan hoac keo dai cau 5-15% ma khong co cac che tao pitch ro rang. Doi voi dong bo thoi gian nho - cau phai ngan hon hai giay - thay doi thoi gian trong Audition nhanh hon ghi am lai va bao toan ky tu giong noi.
Tren cat cam tro. Cac ghi am san pham thuong chua cam tro tro lai the co the bi cat tru trong Audition truoc chu ky. Thoi gian san pham chat hon thuong cao sang sai dong bo hoat hinh.
Thiet lap Chuoi tin hieu Tren Windows 10/11
Thiet lap sach cho toan bo quy trinh:
- Ket noi microphone vao he thong (USB mic hoac interface - ca hai hoat dong voi WASAPI).
- Cai dat VoxBooster va cau hinh thiet bi nhap vao microphone. Dat dau ra den tai nghe hoac thiet bi ao.
- Trong Adobe Audition, go den Sua doi - Tuy chinh - Am thanh Phang Cung. Dat dau vao den thiet bi trong do VoxBooster xuat.
- Cho phep giam sat dau vao tren duong Audition.
- Trong Sau Hieu ung, dam bao toc do mau audio thanh phan phu hop voi muc tieu ghi am cua ban (48 kHz).
- Khi san pham duoc chap thuan trong Audition, su dung Tap - Luu de truyenap quay lai AE tu dong.
Khong can cai dat driver kernel. VoxBooster tren Win10/11 dinh tuyen am thanh thong qua WASAPI ma khong sua doi driver am thanh he thong, co nghia la thiet lap hoat dong ma khong thay doi am thanh he thong cap quan tri gia va khong mau thuan voi phan mem am thanh khac tren cung mot may.
Doi voi cac quy trinh lien quan, xem thay doi giong noi cho podcast va thay doi giong noi cho tac gia noi dung. Doi voi chuoi xu ly dac biet Audition, xem huong dan thay doi giong noi Adobe Audition.
Dat ten va To chuc Cac Du an AE voi Nhieu Phien ban San pham
Khi mot du an co san pham ban dau, phien ban thay doi thoi gian, va ba phien ban ngon ngu, to chuc trong AE ngan chan loi:
- Dat ten thanh phan voi phien ban va ngon ngu:
Hero_60s_EN_v3,Hero_60s_ES_v1. - Giu cac tap tin am thanh san pham trong thu muc dac biet
audio/narration/trong cau truc du an AE. - Phien ban tap tin am thanh voi ngay hoac so phien ban:
hero_narration_EN_48k_v3.wav. - Su dung phien hop multitrack Audition de giu tat ca cac phien ban ngon ngu o mot cho de so sanh.
Cau truc nay dam bao rang khi khach hang yeu cau phien ban Tay Ban Nha da sua doi sau sau thang, ban co the tim thay thanh phan AE dung va nguon am thanh ma khong can tim kiem thong qua cac tang khong co ten.
San pham cho hoat hinh dong khong phai la y nghi sau - no nhu hang san xuat y nhan voi toan bo cac phan tu khac trong thanh phan. Chu ky Audition, ghi am tren co so WASAPI, va tai san pham AI cung nhau tao thanh quy trinh lam viec co thanh pho khi cac du an chang niem hy vong thay doi sau phien hop ghi am dau tien.
Doi voi cac nha thiet ke hoat hinh dong cung cap nhieu phien ban, nhieu ngon ngu, hoac ca hai, cac cong cu nay thay doi chi phi tai san pham tu phien hop san xuat day du den chieu xay dung va dieu chinh dong bo.
Thu VoxBooster mien phi trong 3 ngay - dinh tuyen WASAPI, sao chep giong noi AI, va lac tho duoi 300ms tren Windows 10/11. Khong driver kernel, khong phan mem cap dien ao, khong dau dau quan tri gia.