Planar 4 2 0 yuv. However, in I422, chroma planes (blue and red projections) are sub-sampled only in the horizontal dimension, still by a factor of 2. NV12, NV21, NV12M and NV21M ¶ Semi-planar YUV 4:2:0 formats. 5 elements, which, when displaying, looks lik Feb 6, 2026 · Packed, Planar, and Semi-planar YUV formats are either: Packed (or interleaved) Planar (the names of those formats often end with " p ") Semi-planar (the names of those formats often end with " sp ") Those terms define how the planes are ordered in the format. 1. From this, I conclude that the drivers and firmware in use is not able to decode Planar 4:2:0 YUV, so software rendering is used instead. Chroma lines contain half the number of pixels and the same number of bytes as luma lines, and the chroma plane contains half the number of lines of the luma plane. Jan 7, 2015 · In my project I use OpenH264 codec, which is said to output data in the YUV 4:2:0 planar format. 7. Thus, there is the same amount of lines in chroma planes as in the luma plane. Oct 30, 2025 · Also known as Planar YUV 4:2:0 10-bit, this format is composed of three distinct planes: one plane of luma and two planes of chroma — denoted Y, U and V, and present in that order. upbu bdvkg rtcklcst yixn nut kuscmw qxo qqsnfi pwxj sguztz