
3GP and 3G2 - Wikipedia
3G2 (3GPP2 file format) is a multimedia container format defined by the 3GPP2 for 3G CDMA2000 multimedia services. It is very similar to the 3GP file format but consumes less space & bandwidth, and has some extensions and limitations in comparison to 3GP. 3GP is defined in the ETSI 3GPP technical specification.
3gp_百度百科
3GP(3GPP文件格式)是第三代合作伙伴项目计划(3rd Generation Partnership Project ,简称3GPP)为3G UMTS多媒体服务定义的一种多媒体容器格式,主要应用于3G移动电话,但也能在一些2G和4G手机上播放。
3GP vs. 3G2 — What's the Difference?
2024年2月5日 · 3GP supports a broader range of video and audio codecs, making it versatile for multimedia applications. 3G2, while similar, supports fewer codecs and is optimized for CDMA networks, which can affect its compatibility and performance on non-CDMA devices.
3GP和3G2音频格式有什么区别?如何转化为mp4格式?
2025年2月24日 · 3G2格式与3GP非常相似,同样是针对3G移动设备设计的多媒体格式。 两者在功能上几乎相同,主要区别在于3G2支持更高级的音频和视频编码选项,以及更优化的文件结构,从而在保持较小文件体积的同时,提供更好的播放效果。
【多媒体文件格式】MP4、MPG、TS、3GP、3G2、3GPA - CSDN …
2023年11月6日 · 3GP是 MPEG-4 Part 14 (MP4)的一种简化版本,减少了存储空间和较低的带宽需求,让手机上有限的存储空间可以使用。 3GP文件影像的部分可以用 MPEG-4 Part 2 、 H.263 或 MPEG-4 Part 10 (AVC/H.264) 等格式来存储,声音的部分则支持 AMR-NB 、 AMR-WB 、 AMR-WB+ 、 AAC-LC 或 HE-AAC 来 ...
什么是3GP/3G2格式,3GP/3G2定义及说明 - Leawo
3GP 是 MPEG-4 第 14 部分的简化版本(MP4) 容器格式,旨在降低存储和带宽要求,以适应手机。 3GP 文件格式将视频流存储为 MPEG-4 第 2 部分或 H.263 或 MPEG-4 第 10 部分 (AVC/H.264),将音频流存储为 AMR-NB、AMR-WB、AMR-WB+、AAC-LC、HE-AAC v1 或增强型 aacPlus (HE-AAC v2)。
视频格式3GPP和3GP是不是同一种格式,有什么区别?_百度知道
使用Xenon这个软件可以把MP4等视频转换成3g2格式,用手机自带的软件传输到手机上就可以播放了。 3GP的视频一般采用H.263,音频用amr编码3G2也差不多,只是3gp和3g2只有文件的头不同 也就是ftyp box不同
Difference between 3GP and 3G2
Key difference: Both, 3GP and 3G2 are file formats mainly used for playing videos with audios. However, what most people do not realize that 3GP and 3G2 are not encoding formats, but are container files, i.e. basically wrappers for formatted video files. 3GP is a multimedia container format mainly for 3G UMTS multimedia services.
What is 3GP and 3G2 File Format & their Differences
2018年9月3日 · The 3GP (and 3G2) is the format that served as the best option for the problems faced by mobile phone users in viewing the multimedia video files on their device.
3GP and 3G2 - Wikiwand
The 3GP and 3G2 file formats are both structurally based on the ISO base media file format defined in ISO/ IEC 14496-12 – MPEG-4 Part 12, but older versions of the 3GP file format did not use some of its features. 3GP and 3G2 are container formats similar to MPEG-4 Part 14 (MP4), which is also based on MPEG-4 Part 12.