GStreamer 1.18.0 multimedia moj khaum muaj

Tom qab ib xyoos thiab ib nrab ntawm txoj kev loj hlob coj qhov chaw tso tawm GStreamer 1.18, tus ntoo khaub lig-platform txheej ntawm cov khoom sau hauv C rau kev tsim ntau hom kev siv multimedia, los ntawm media player thiab audio / video file converters, mus rau VoIP daim ntawv thov thiab streaming systems. GStreamer code muaj ntawv tso cai raws li LGPLv2.1. Nyob rau tib lub sijhawm, kev hloov tshiab rau gst-plugins-puag 1.18, gst-plugins-zoo 1.18, gst-plugins-phem 1.18, gst-plugins- dab tuag 1.18 plugins muaj, nrog rau gst-libav 1.18 khi thiab cov gst-rtsp-server 1.18 streaming server. Ntawm qib API thiab ABI, qhov kev tso tawm tshiab yog rov qab sib xws nrog 1.0 ceg. Binary tsim los sai sai yuav npaj rau Android, iOS, macOS thiab Windows (ntawm Linux nws raug pom zoo kom siv pob khoom los ntawm kev faib khoom).

Ntsiab kev txhim kho GStreamer 1.18:

• Tshiab qib siab API tau thov GstTranscoder, uas tuaj yeem siv rau hauv daim ntawv thov los hloov cov ntaub ntawv los ntawm ib hom ntawv mus rau lwm qhov.
• Txhim kho kev nthuav qhia ntawm cov ntaub ntawv thiab kev ua yeeb yaj kiab nrog kev nthuav dav ntau yam (HDR, High Dynamic Range).
• Ntxiv lub peev xwm los hloov playback ceev ntawm ya.
• Ntxiv kev txhawb nqa rau ib pawg codecs AFD (Active Format Description) thiab Bar Data.
• Ntxiv kev txhawb nqa rau RTSP server thiab cov neeg siv khoom hom kev dag (ceev scrolling thaum txuag daim duab), piav qhia hauv ONVIF (Qhib Network Video Interface Forum) specification.
• Ntawm Windows platform, kho vajtse acceleration ntawm video decoding yog siv DXVA2 / Direct3D11 API, thiab ib tug plug-in muaj rau video capture thiab encoding acceleration siv Microsoft Media Foundation. Ntxiv kev txhawb nqa rau UWP (Universal Windows Platform).
• Ntxiv cov qmlgloverlay caij tso cai rau Qt Quick scene kom tso tawm kom pom nyob rau sab saum toj ntawm cov kwj tawm video.
• Cov ntsiab lus imagesequencesrc tau ntxiv los ua kom yooj yim dua los tsim cov kwj video los ntawm ib ntu ntawm cov duab hauv JPEG lossis PNG hom.
• Ntxiv dashsink caij los tsim DASH cov ntsiab lus.
• Ntxiv dvbsubenc keeb rau DVB subtitle encoding.
• Muab lub peev xwm los ntim cov bitrate ruaj MPEG-TS kwj nrog SCTE-35 kev txhawb nqa hauv ib daim ntawv sib xws nrog cov tes hauj lwm cable.
• Siv rtmp2 nrog rau kev siv RTMP tus neeg siv tshiab nrog rau qhov chaw thiab dab dej.
• RTSP Server tau ntxiv kev txhawb nqa rau headers los tswj kev ceev thiab ntsuas.
• Ntxiv svthevcenc, ib qho H.265 video encoder raws li encoder code tsim los ntawm Intel SVT-HEVC.
• Ntxiv vaapioverlay caij rau kev sib xyaw siv VA-API.
• Ntxiv kev txhawb nqa rau TWCC (Google Transport-Wide Congestion Control) RTP txuas ntxiv rau rtpmanager.
• Lub splitmuxsink thiab splitmuxsrc ntsiab tam sim no txhawb pab (AUX) video kwj.
• Cov ntsiab lus tshiab tau qhia txog kev txais thiab tsim cov kwj RTP siv "rtp: //" URI.
• Ntxiv AVTP (Audio Video Transport Protocol) plugin rau kev xa tawm qeeb-rhiab suab thiab cov kwj deg.
• Ntxiv kev txhawb nqa rau profile TR-06-1 (RIST - Txhim khu kev qha Internet Stream Transport).
• Ntxiv rpicamsrc caij los ntes video los ntawm lub koob yees duab rau Raspberry Pi board.
• GStreamer Editing Services ntxiv kev txhawb nqa rau nested timelines, per-clip ceev chaw, thiab muaj peev xwm siv OpenTimelineIO hom.
• Tshem tawm Autotools raws li tsim cov ntawv sau. Meson tam sim no siv los ua cov cuab yeej tseem ceeb sib dhos.

Tau qhov twg los: opennet.ru