FLV → TIFF

Sinthani Yanu FLV ku TIFF mafayilo mosavuta

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Kukweza

Momwe mungasinthire FLV ku TIFF

Gawo 1: Kwezani yanu FLV mafayilo pogwiritsa ntchito batani lomwe lili pamwambapa kapena pokoka ndi kugwetsa.

Gawo 2: Dinani batani la 'Convert' kuti muyambe kusintha.

Gawo 3: Tsitsani pulogalamu yanu yosinthidwa TIFF mafayilo

FLV ku TIFF Mafunso Ofunsidwa Kawirikawiri Okhudza Kusintha kwa Anthu

Kodi ndingagwiritse ntchito ma frame amodzi kuchokera ku FLV ngati TIFF zithunzi?

Kutsitsa fayilo ya FLV ndi wosinthira amatulutsa chisankho cha frame-extraction: chilichonse cha Nth frame, ma frame panthawi yofunikira, kapena chiwonetsero chimodzi pasecond.Katundu uliwonse wosankhidwa umasunthidwa kuchokera ku FLV video stream, amasinthidwa kukhala fayilo ya TIFF yosiyana, ndipo imaphatikizidwa ngati ZIP yotsitsa.

Kodi ndi yankho liti lomwe limatuluka TIFF zithunzi zosadziwika?

Kuwala kofanana ndi choyamba FLV: 1080p FLV kumabweretsa 1920x1080 TIFF ma frame, 4K FLV kumabweretsa 3840x2160 TIFF ma frame. Wosinthayo sasintha kapena kuchepetsa - ma pixels amachokera pa frame yosinthidwa. Musanagwiritse ntchito /resize-image/ ngati mukufuna zithunzi zochepa.

Kodi ndingagwiritse ntchito chilichonse cha FLV ngati TIFF?

Ndino, koma ganizirani kuchuluka kwa fayilo - 30 fps 1-mphindi FLV imapanga 1,800 TIFF mafremu. Timawapaka m'chigawo chimodzi cha ZIP mwamsanga. Kwa mavidiyo ochepa, yesani "1 pa mphindi" (60 mafremu pa mphindi) kapena kusankha nthawi yoyenera. Ora la FLV pa mafremu onse lidzapanga ~100,000 TIFF zithunzi.

Kodi TIFF ma frame adzasunga FLV kujambula kwa mtundu?

Ndikoyenera - mtundu umasinthidwa ndi mapangidwe omwewo omwe amapezeka patsamba la FLV (BT.709 kwa HD, BT.2020 kwa 4K HDR). Mafuta a HDR amasinthidwa ku SDR pamene akugwiritsidwa ntchito ku TIFF omwe sangathe kusungira ma pixel a HDR mwanjira yachibadwa (JPG, PNG-8).

Kodi ndi chiyani chosapanga dzimbiri chosapanga dzimbiri TIFF pa diski?

Kutengera pa resolution ndi TIFF codec kusankhidwa: 1080p PNG frame ndi 2-5 MB yopanda kusowa, 1080p JPG pa 85 quality ndi 200-500 KB. Kuwonjezeka kwa mitengo ya frame kuti muchepetse ZIP - pamapeto pake, kutulutsa kwa PNG kwa 10-1080p FLV kwa 10-10-10-10-10-10-10-10-10-10-10-10-10-10-10-10-10-10-10-10-10-10-10-10-10-10-10-10-10-10-10-10-10-10-10-10-10-10-10-10-10-10-10-10-10-10-10-10-10-10-10-10-10-10-10-10-10-10-10-10-10-10-10-10-10-10-10-10-10-10-10-10-10-10-10-10-10-10-10-10-10-10-10-10-10-10-10-10-10-10-10-10-10-10-10-10-10-10-10-10-10-10-10-10-10-10-10-10-10-10-10-10-10-10-10-10-10-10-10-10-10-10-10-10-10-10-10-10-10-10-10-10-10-10-10-10-10-10-1

Kodi TIFF yosakira imasunga metadata ya EXIF ya kamera?

FLV chonyamula sichimangokhala ndi EXIF pa frame momwe kamera ikugwirira ntchito, kotero mafayilo a TIFF amatuluka ndi ma blocks EXIF opanda pake. Wosintha amagwiritsa ntchito `creation_time` field yomwe imasonyeza nthawi yoyambira ya frame, kuti muthe kubwezeretsa bundle m'njira yoyenera kapena kugwirizana ndi masamba a subtitle / chapter.

Kodi nthawi yayitali bwanji kuti mutenge chiwonetsero cha FLV mpaka TIFF?

Kusintha kwa frame ndi kosavuta - nthawi zambiri 20-30% ya nthawi yochokera. 5-mphindi FLV -> TIFF bundle imatha m'miphindi 1 popanda kutengera kuti ndi mapazi angati omwe mumasankha, chifukwa chingwe ndi TIFF encoder kulemba mafayilo ambiri ochepa mofanana, osati FLV demuxer.

Kodi ndingagwiritse ntchito ma frame panthawi yoyenera m'mavidiyo a FLV?

Ndiyo — njira yowonjezera ya timestamp imavomereza mndandanda wogawidwa ndi koma (mwachitsanzo `00:01:23, 00:05:00, 00:10:42.5`) ndipo imapanga fayilo imodzi TIFF pa timestamp. Ndikothandiza kwa thumbnails ya chapter, zithunzi zokhudzana ndi scene, kapena kulenga bokosi la mauthenga kuti lifufutidwe.

Kodi FLV yanga ndi yapadera panthawi yochotsa bokosi?

Yesani - mtundu wofanana wa privacy monga pazosintha zonse. Choyamba FLV ndi TIFF chosakira chimachitidwa m'mabungwe osiyana ndi omwe amachotsa m'maola angapo a kumaliza.

Nchifukwa chiyani ma frame a TIFF omwe adachotsedwa ndi opanda pake?

Kutalika kwa nthawi yosaoneka bwino kwa motion blur kumayikidwa m'mawu ochokera ku FLV (kamera kapena chinthu chinayenda pamene chithunzicho chidapangidwa). Yesetsani kuchotsa nthawi ya nthawi kuchokera pazithunzi zosasinthasintha, kapena kuchotsa ma frame angapo ozungulira ndikusankha omwe ndi owala kwambiri. Pipeline siyipanga mfundo zomwe sizikupezeka m'mawu ochokera ku FLV.

Kodi wosintha angasankhe chiwonetsero chimodzi pa kusintha kwa zenera mu FLV?

Sichipezeka mu mzere waukulu - kugwiritsa ntchito "1 pasecond" monga kuyerekezera koyamba ndi kujambula kwa maonekedwe a maonekedwe a maonekedwe. Mtundu wosankhidwa wa kuzindikira kwa maonekedwe (wopangidwa ndi ffmpeg select=gt(scene)) uli pa roadmap ndipo udzakhala ndi TIFF kutumiza kunja kumapeto kwa chaka chino.

Kodi ndingagwiritse ntchito mafayilo a TIFF opangidwa mwamalonda?

Ndikoyenera, malinga ndi lisensi yomwe imayendetsa masamba a FLV. Kusintha kwa mtundu ndi kusintha kwa mtundu - ufulu wa ma copyright pazomwe zili ndi amene ali ndi FLV. Timawonjezera palibe watermark, palibe stamping yophatikizidwa, ndipo sitikufuna chilolezo pa TIFF bundle.

FLV

FLV (Kung'anima Video) ndi kanema chidebe mtundu kupanga ndi Adobe. Imagwiritsidwa ntchito posaka mavidiyo pa intaneti ndipo imathandizidwa ndi Adobe Flash Player.

TIFF

Mafayilo a TIFF amathandizira kuzama kwa ma bit ambiri komanso kupsinjika kosataya, komwe ndi koyenera kujambula zithunzi ndi kusindikiza mwaukadaulo.