diff options
| -rw-r--r-- | include/hardware/hardware.h | 13 |
1 files changed, 8 insertions, 5 deletions
diff --git a/include/hardware/hardware.h b/include/hardware/hardware.h index f7c7f79..c41c81c 100644 --- a/include/hardware/hardware.h +++ b/include/hardware/hardware.h @@ -153,11 +153,14 @@ enum { * YV12 is 4:2:0 YCrCb planar format comprised of a WxH Y plane followed * by (W/2) x (H/2) Cr and Cb planes. * - * This format assumes an horizontal stride of 16 pixels for all planes - * and an implicit vertical stride of the image height's next multiple - * of two: - * y_size = stride * ALIGN(height, 2) - * c_size = ALIGN(stride/2, 16) * height + * This format assumes + * - an even width + * - an even height + * - a horizontal stride multiple of 16 pixels + * - a vertical stride equal to the height + * + * y_size = stride * height + * c_size = ALIGN(stride/2, 16) * height/2 * size = y_size + c_size * 2 * cr_offset = y_size * cb_offset = y_size + c_size |