另外,AVCHD 28Mbps vs XAVCS 50Mbps的畫質差異 當畫面中很多動態時,流量越高越能降低壓縮造成的畫質下降
看不懂這啥,好像是關鍵影格不同
http://en.wikipedia.org/wiki/XAVC XAVC allows for a wide range of content production including intra frame recording and long group of pictures (GOP) recording.
On April 7, 2013, Sony announced that it had expanded XAVC to the consumer market with the release of XAVC S.[3][4] XAVC S supports resolutions up to 3840 × 2160, uses MP4 as the container format, and uses either AAC or LPCM for the audio.[3][3][4][4] As example used in the Sony FDR-AX100 4K Ultra HD consumer camcorder[5] and Sony HDR-AS100V action camera.[6]