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- Dictionaryalignment/əˈlʌɪnm(ə)nt/
noun
- 1. arrangement in a straight line or in correct relative positions: "the tiles had slipped out of alignment"
- 2. a position of agreement or alliance: "the uncertain nature of political alignments"
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Dec 19, 2008 · Fundamentally, the reason is because the memory bus has some specific length that is much, much smaller than the memory size. So, the CPU reads out of the on-chip L1 cache, which is often 32KB these days. But the memory bus that connects the L1 cache to the CPU will have the vastly smaller width of the cache line size.
Jan 17, 2017 · Image Alignment: is the process of finding the spatial mapping, i.e. elements in one image into meaningful correspondence with elements in a second image. And. Image Registration: is the process of aligning two or more images of the same scene. I don't see and difference between these two definitions, could anyone clarify the difference to me?
Feb 28, 2016 · Some parts of FFmpeg, notably libavcodec, require aligned linesizes [], which means that it requires: This allows it to use fast/aligned SIMD routines (for example SSE2/AVX2 movdqa or vmovdqa instructions) for data access instead of their slower unaligned counterparts. The align parameter to this av_image_get_buffer_size function is this line ...
Dec 19, 2018 · 4. When you use a Row, its children are laid out in a row, which is horizontally. So a Row 's main axis is horizontal. Using mainAxisAlignment in a Row lets you align the row's children horizontally (e.g. left, right). The cross axis to a Row 's main axis is vertical. So using crossAxisAlignment in a Row lets you define, how its children are ...
Sep 21, 2021 · layout.setAlignment(alignment) sets the alignment of layout related to its parent layout; note that this does not mean that items inside layout will use the specified alignment; Your second case, mainLayout.setAlignment(mainLayout, Qt.AlignTop) , does not work and returns False because mainLayout is, obviously, not "contained" in mainLayout .
Jul 17, 2020 · Depends on the context, but it could either be the pointer itself being aligned, or what it points to is aligned. 'Aligned' means that a certain object is stored at a address which is a multiple of a certain constant. E.g. for 32-bit integers this is almost always 4. This is because a byte is 8-bits: 4*8 = 32-bit.
Jun 13, 2013 · 8. Alignment is a property related with memory address. Simply we can say than if an address X is aligned to Z then x is a multiple of Z ,that is X = Zn+0. Here the important thing is Z is always a power of 2. Alignment is a property of a memory address, expressed as the numeric address modulo a power of 2.
3. If the memory data is 8 bytes aligned, it means: sizeof(the_data) % 8 == 0. Generally in C language, if a structure is proposed to be 8 bytes aligned, its size must be multiplication of 8, and if it is not, padding is required manually or by compiler. some compilers provide directives to make a structure aligned with n bytes, for VC, it is # ...
Aug 2, 2012 · Data structure alignment is the way data is arranged and accessed in computer memory. It consists of two separate but related issues: data alignment and data structure padding. When a modern computer reads from or writes to a memory address, it will do this in word sized chunks (e.g. 4 byte chunks on a 32-bit system).
Dec 25, 2020 · 1. USAGE. ALIGN X. The ALIGN directive is accompanied by a number (X). This number (X) must be a power of 2. That is 2, 4, 8, 16, and so on... The directive allows you to enforce alignment of the instruction or data immediately after the directive, on a memory address that is a multiple of the value X. The extra space, between the previous ...
