MP4 → M4V

Tahurihia Tō MP4 Tuhinga o mua M4V kōnae ngawari

Tīpakohia ō kōnae

Ka tangohia rānei ā-rānei ōna doke ki konei

Whakahaua: 1 Ka whakawhitinga/ora · Kāore i te whakawhāiti →

Tahurihia kia 1 GB ngā kōnae mō te kore utu, ka taea e ngā kaiwhakamahi Pro te tahuri ki te 100 GB ngā kōnae; Waitohu inaianei

Tukuatu ana

Me pēhea te huri MP4 Tuhinga o mua M4V

Hipanga 1: Tukuatu tō MP4 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 M4V kōnae

MP4 Tuhinga o mua M4V Ngā Pātai Auau mō te Tahuritanga

He pēhea te whakakōrero anō i a au i MP4 ki M4V me te kore e ngaro te āhuatanga o te vitio?

Whakataki i tōmu MP4 pūranga, ā, ka haere te whakarerekē i tētahi CRF-pūtake-whakakōrero i te ūnga o te huaputa ā-whakahaere-kore M4V (CRF 18 mā te pūmau, uara iti iho = faila nui ake / āhuatanga tiketike ake). Ka kōwhiria te pūkōrero kia ōrite ki te M4V kāwai — H.264 mō te MP4 whānui-whakahaere, H.265 mō te MKV nui-whakahaere, VP9 mō te WebM, AV1 mō ngā pūpū hōu ake. Tata tonu ki ia MP4 i te mohoao he ataata H.264 me te oro AAC; kei roto hoki i te kāwai he HEVC, AV1 me VP9. Ko te hanganga o te M4V he MP4 — H.264, HEVC rānei me AAC — me te Apple FairPlay DRM kōwhiria me te iTunes wāhanga metadata.

Ka taea te tahuri i te MP4 ki te M4V me te kore te whakakōrero i te ataata?

He, ā, ko te huarahi tere. MP4 me M4V e tiritiri ana i te hanganga kāwai ā-roto ōrite, kia tārua ai ngā aho whakaata me te oro oro puta noa i te paepae-ki-paepae, ā, ka tāruatia anō anake te whākōkī kāwai. Kāore he mea whakakōkī, ā, kāore he mea whakawhāiti anō, kia oti ai tētahi pūranga āhuatanga roa i raro i te minu i te wā o te wā kotahi, me te huaputa ā-whakahaere ki te pūtake. Ko MP4 te ISO/IEC 14496-14, i paerewa i te tau 2001, ā, i puta mai i te āhua o te kāwai pēnei i te QuickTime e whakamahia ana e MOV. Ko te M4V he tāupe Apple o MP4, e whakamahia ana e iTunes me te Apple TV app mō ngā whitiāhua me ngā wāhanga TV.

Ka taea e te M4V te pupuri i neke atu i tētahi rererangi oro?

Heoi, he whakawhānui tūturu i runga i te MP4. M4V e whakaaro ana ki ia rerenga oro hei rererangi ā-ira tuatahi, kia noho ai te whāranu reo taketake, te tāruatanga me te kōrero a te kaiwhakahaere i tētahi pūranga kotahi me te kaipāpāho e whakawhiti ana i waenganui i a rātau i te tono. E pupuri ana a M4V i ngā tohu wāhanga, i ngā mahi toi me ngā whakataki whakahuatuhi i roto i te āhua e tūmanako ana te Apple TV ki te taupānga, e ngaro ana i te nuinga o te wā te MP4 noa iho.

E tautoko ana te M4V i ngā tohu wāhanga kāore i mahi te MP4?

Ka mahi. M4V e rokiroki ana i ngā wāhanga hei metadata kāwai, nā reira ka taea te whakatere i tētahi pūkete roa e te wāhanga i te wāhi i te wā e whakawātea ana i tētahi pae arā i te whakawātea i tētahi pae arā i te whakawātea i tētahi pae. MP4 kaore he wāhi hei whakatakoto i taua mōhiohio, nō reira mēnā ka tukuna te pūtake me tētahi rārangi wāhanga i roto i tētahi pūkete ārai - ka tuku ki te kaiwhakarere, ā, ka tuhituhi ki roto i te M4V.

Ka taea e au te whakataki i te faila i runga i tētahi pou tīpako i muri i te tahuritanga o MP4 ki M4V?

Kāore i te hāngai. MP4 e whakatangitangi ana i roto i ia kaitiaki; M4V kāore, nā reira ka uru mai tētahi pou e whakatū ana ki tētahi pātahitanga whakahua, ki tētahi tākaro rānei. Mēnā kua whakaritea te faila mō tētahi wāhi, ka pupuri i te MP4 mō te Wīwī, ā, ka whakaarotia te M4V hei pūranga, hei tārua whakarākei rānei. Kāore e taea te tahuri i ngā hokonga M4V i parea e DRM; ko ngā pūranga M4V kāore i parea anake e taea te tahuri, ā, ko ngā kaiwhakaari kāore i te Apple e hiahiatia ana te whakaroa.

He aha te pūkōrero ataata e whakamahia ana e te huaputa M4V?

E whakawhirinaki ana ki te M4V kōpaka. MP4 te tīpako ki H.264 mō te tautoko pānui whānui rawa puta noa i ngā pūkoro, ngā kiritaki, me ngā Smart TV. MKV te tīpako ki H.265 / HEVC mō te haurua o te rahi o te pūkete i te āhuatanga ōrite. WebM te tīpako ki VP9. Ka whakawātea ngā kōwhiringa hōhonu i te kōwhiringa pūoko mēnā e hiahiatia ana kia whakawāteatia.

Ka ora te whakarerenga o te pūoro pūoro MP4 ki M4V?

Inā MP4 me M4V e tiritiri ana i tētahi pūkōrero oro (hei tauira, e mau ana rāua i te AAC), ka whakawāteatia anō te oro me te kore whakawaenga - ōrite te iti. Ki te rerekē ngā pūkōrero, ka whakawaengatia te oro ki te AAC / Opus / Vorbis i runga anō i te mea e tautoko ana te M4V kāwai. Ka tiakina te oro-maha (whakaaro, reo whirinoa).

Ka taea e au te pupuri i te rārangi taketake ina tahuri MP4 ki M4V?

Mā te pūmau, ā, — he 24fps MP4 e noho ana i te 24fps i roto i M4V; he 60fps MP4 e noho ana i te 60fps. Mēnā e hiahiatia ana e koe kia huri i te mokatere (hei tauira, i whakawāteatia te 29.97 → whakawhāiti 30, 60 rānei → 30 mō ngā tepe whakarewa), ka whakahaeretia e te kōwhiringa rārangi te 3:2 whakatata, te whakawāteatanga, me te whakakotahitanga rārangi i te whakawhitinga waehere ōrite.

He nui te huringa o te rahinga faila e haere mai i te MP4 ki te M4V?

He rite tonu te whakarerekētanga o te pūkōrero (MP4 H.264 → M4V H.264 e huri ana i te kāwai): tata tonu ki te rahi ōrite. Ka taea te huri i te huringa pūkōrero: H.264 → H.265 i te nuinga o te wā e whakawātea ana i te pūkete i te āhuatanga ā-whakaahua ōrite; He āhua ōrite tonu te VP9; AV1 e whakaiti ana i tētahi atu 20-30% engari he pōturi ake te waehere.

Ka whakapāpāhia te M4V ki runga i te iPhone, Android, me ngā Smart TV?

MP4 / H.264 e tākaro ana i te āhua o te āhua o ia pūrere hōu. E tākaro ana te MOV / H.264 i ngā pūrere Apple me te nuinga o ngā TV, engari kāore i te wā katoa i runga i te Android tawhito. E hiahiatia ana e MKV te VLC i runga i te iOS. Ko te WebM te kaiwhaiwāhi tuatahi. Kei roto i ngā kōwhiringa hōu he "whakapae pūrere" e kōwhiri ana i te pūrere/kōrero M4V tino haumaru mō tō rātou whāinga.

He maha te roa o te tahuri i tētahi pou 1-ora MP4 ki M4V?

He tata tonu te whakarerekētanga o te pūkōrero ōrite — 30 ki te 60 sekona mō tētahi pūkōrero 1-ora. Ka haere te pūkōrero katoa ki te 0.3-0.7x te roanga pūtake i runga i tātau pūkōrero GPU, nō reira ka oti te 1-ora MP4 → M4V i roto i te 18-40 minu e ai ki te rongoā me te pūkōrero ūnga.

He aha te rongoā nui rawa e tautoko ana mō MP4 ki M4V?

Tae atu ki te 8K (7680×4320) i runga i ngā mahere Premium. Ko ngā tahuritanga wātea e whakawhāititia ana ki te 4K (3840×2160) e te tepe o te rahi o te pūkete. Ko te metadata HDR (HDR10, HDR10+, Dolby Vision ina noho) e mau ana i te wāhi e tautoko ana e ngā kāwai MP4 me M4V.