Tahuri PNG Tuhinga o mua GIF

Tahurihia Tō PNG Tuhinga o mua GIF kōnae ngawari

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Tukuatu ana

Me pēhea te huri PNG Tuhinga o mua GIF

Hipanga 1: Tukuatu tō PNG ngā kōnae mā te whakamahi i te pātene i runga ake nei, mā te tōia me te whakataka rānei.

Hipanga 2: Pāwhiritia te pātene 'Tahuri' hei tīmata i te tahuritanga.

Hipanga 3: Tikiake i tō mea kua tahurihia GIF kōnae

PNG Tuhinga o mua GIF Ngā Pātai Auau mō te Tahuritanga

He pēhea te tahuri i a PNG ki GIF me te kore e ngaro te āhuatanga whakaahua?

Whakataki i tōna PNG me tātau kaiwhakarere e hoatu ana i te whakawhanaketanga o te āhua o te āhua mo te huaputa GIF. Mō ngā ūnga kore ngaro (PNG, TIFF, BMP) ka tiakina ngā pīti i ia wā ki te iti; mō ngā ūnga ngaro (JPG, WebP) ka taea te whakarerekē i te take ā-waiho (whakamatau 90) i mua o te tāutunga. Ka whakamahia e PNG te whakawhāititanga DEFLATE i runga i ngā raina tātari tātari, kia ora ai ia pikitia, tae atu ki tētahi kanikani ā-arawhiti 8-biti. Kāore e ngaro te GIF engari i whakawhāititia ki te tae 256-wae i ia tā, mā te whakamahi i te whakawhāititanga LZW me te mārama ā-rua-wae kotahi.

Kua ngaro tētahi mea i te tahuri i waenganui i te PNG me te GIF?

Kāore he raraunga pikitia, kāore. Ko ngā āhuahira e rua e rokiroki ana i te whakaahua me te kore whakawhāititanga ngaro, kia ōrite ai te whakaahua e puta mai ana ki te mea i whakaurua, ā, ka taea te tāruatanga i te wā kore e whakawāteatia. Ko te rerekētanga ko te rahi o te faila, ā, ko ngā āhuatanga haere - te hōhonu o te tae, ngā tātai whakawhāiti, ngā apa me te whakatangi e tautokona ana i waenganui i ngā āhuahira kore ngaro.

Ka pupuri te tahuritanga o te tahuritanga PNG ki GIF?

Ka ora te mārama ina PNG, WebP, TIFF, GIF, SVG rānei te GIF. Ka whakarerekē te tahuri ki JPG i te kanikani ā-autōhiko ki tētahi papamuri mā — mēnā e hiahiatia ana e koe te mārama, ka kōwhiria he ūnga mārama-mārama i te GIF. Ko te GIF te āhua o te CompuServe 1987, ā, ko te take anake i ora ai ko te mea e whakaata ana.

Ka ora te āhua o tōku tātai tae (sRGB / Adobe RGB / CMYK) mai i te PNG ki te GIF?

Ka whakamātauria ngā tātai tae ICC whakatinana mai i te pūtake PNG, ā, ka hono anō ki te huaputa GIF i reira ka tautokona e te hanga (JPG, PNG, TIFF, WebP). Ko ngā hanga kāore i te tautoko i te tātai e hoki ana ki te sRGB me tētahi hipanga whakamātautau.

He aha e puta ana ki te metadata EXIF ina tahuri PNG ki GIF?

E pupuritia ana te EXIF o te kāmera (ISO, shutter, lens, GPS) mā te pūmau i te wā o PNG -> GIF ina tautokona e ngā āhua rua ngā metadata. Ka whakamahia te whakarerekē ā-whakaaro hei whakawātea i ngā metadata i mua i te whakataki mēnā e hiahia ana kia tiritiri i ngā whakaahua me te kore tauwāhi, pūrere-kitenga rānei.

Ka taea e au te tahuri-whakahaere i ngā rau o ngā pūranga PNG ki GIF i tētahi wā?

He — ka tangohia he maha ngā pūranga PNG ki te rohe tāpiritanga, ā, ka whakatū i te raupapa. Ka whakaaetia e te taumata wātea 100 MB ia pūranga; Kāore he kōpaka-whakahaere, ā, ka haere tonu ngā kaimahi whakawhāiti ake, nō reira ko te 200-pihi te whakamutu i raro i ngā minu e rua.

He pēhea te ōrite o PNG ki GIF ki Photoshop / GIMP mō te mahi ōrite?

Mō te tahuri ā-whakahaere, ka whakarewaina e tātau te pūtautau pūrākau pū

He aha te rongoā me ngā ahu o te GIF?

Ko te whanonga pūmau ko te 1:1 — he ōrite ngā ahu o ngā pikitia o tōtou huaputa GIF ki te pūtake PNG. Mēnā e hiahiatia ana e koe te whakarea hei wāhanga o te tahuritanga, ka whakamahia /resize-image/ i muri, ka whakapāpāho rānei i ngā mahi me te utauta /image-pipeline/.

He iti rawa te GIF i te faila me te kore ngā ahanoa e kitea ana?

Mō JPG / WebP, ko te āhuatanga 75-85 e hua ana i tētahi GIF 60-80% iti iho i te PNG me te kore rerekētanga mārama i te tawhiti tirohia noa iho. Mō te GIF kore ngaro (PNG, TIFF), e tūmanako ana ki ngā pūtea iti iho — i te nuinga o te wā 5-30% mā te whakawhāititanga pai ake / LZW i te pūtake. Ka whakatangitangi te whakatangitanga GIF i ngā wāhi katoa - ngā kaiwhakahaere maimoe, ngā pāpāho, ngā taupānga kōrero, me ngā kaiwhaiwāhi katoa e whakawātea ana i a ia me te kore whakatūnga pūrere.

He tūmataiti ahau PNG i te wā o te tahuritanga?

He — e whakaata ana ngā pūranga PNG i whakarewaina i roto i ngā kaimahi motuhake, ā, ka tangohia i roto i ngā minu. Kāore anō tātau kia pānui, ki te penapena, ki te tiritiri rānei i te raraunga pūwhiti. Kua tuhituhitia te matapihi tūturu i te /privacy/.

He mahi te PNG ki te GIF whakarerekē mō ngā whakaahua nui rawa (50MP+)?

He mea tika mō te wāteatanga tae atu ki te 100 MB. Ka whakahaeretia e te utu ngā tāuru nui ake (300 MB+) me ngā hōhonutanga pūtauira-pōtuhi (16-bit PNG, 32-bit float TIFF, HEIF 10-bit). Ka rere te pūtauira i ngā rārangi pūtauira kia tauinetia ai te pūmahara me te tatau rārangi, ehara i te tatau pūtauira katoa.

He aha te nui ake, iti ake rānei o te uara o te GIF i te uara?

Ko te PNG pūranga me te whakawhāiti kaha (JPG tino ngaro) ka tipu ina whakawaengatia anō ki tētahi GIF kore ngaro (PNG, TIFF), ā, he nui te whakawhāiti i te bitrate-high-lossless PNG ina haere ki JPG/WebP. E whakawhirinaki ana te ōwehenga ki ngā ihirangi whakaahua (he rerekē te whakawhāiti i ngā whakaahua mai i te toi raina, i ngā whakaahua rānei). He pūāhua whakaahua kino te PNG: ko te whakaahua i tiakina hei PNG, e rima ki te tekau ngā wā e nui ake ana i te whakaahua ōrite, pēnei i te JPG, i te WebP rānei. Ko te tauine 256-waera o GIF e whakangaro ana i ngā taumata me ngā whakaahua ā-whitiāhua, ā, he nui ake te rahi o ōna rahi faila mō te whakatangi i te WebP, MP4 rānei.

PNG

Ka tautokohia e ngā kōnae PNG te māramatanga, ā, ka whakamahia te kōpeketanga kore-ngaro, he mea tino pai mō ngā whakairoiro, ngā waitohu, me ngā hopu mata.