18 implicit, because conversions are made from pointers to byte and from pointers |
18 implicit, because conversions are made from pointers to byte and from pointers |
19 to (unsigned) int and there is an implication that pixel addresses within |
19 to (unsigned) int and there is an implication that pixel addresses within |
20 a 32-bit word also increase from low to high-order bit. </p> <fig id="GUID-7E3D8B96-2CC0-58C8-856D-21847782878E"> |
20 a 32-bit word also increase from low to high-order bit. </p> <fig id="GUID-7E3D8B96-2CC0-58C8-856D-21847782878E"> |
21 <title> Pixel address layout in memory for the EUidPixelFormatL_2 |
21 <title> Pixel address layout in memory for the EUidPixelFormatL_2 |
22 format </title> |
22 format </title> |
23 <image href="GUID-736BB5CF-0E2B-59FC-BC65-E52A7D12EC4A_d0e232725_href.png" placement="inline"/> |
23 <image href="GUID-736BB5CF-0E2B-59FC-BC65-E52A7D12EC4A_d0e238720_href.png" placement="inline"/> |
24 </fig> <p>The equivalent UID value is {0x102858EF}. </p> </section> |
24 </fig> <p>The equivalent UID value is {0x102858EF}. </p> </section> |
25 <section id="GUID-A8A6123A-5766-4993-AEDB-D069831D9064"><title>EUidPixelFormatL_2</title> <p>This format has 2 bits per pixel. |
25 <section id="GUID-A8A6123A-5766-4993-AEDB-D069831D9064"><title>EUidPixelFormatL_2</title> <p>This format has 2 bits per pixel. |
26 It is implicit in the code that pixel addresses within a byte increase from |
26 It is implicit in the code that pixel addresses within a byte increase from |
27 low bit to high bit. A little-endian architecture is also implicit, because |
27 low bit to high bit. A little-endian architecture is also implicit, because |
28 conversions are made from pointers to byte and from pointers to (unsigned) |
28 conversions are made from pointers to byte and from pointers to (unsigned) |
29 int and there is an implication that pixel addresses within a 32-bit word |
29 int and there is an implication that pixel addresses within a 32-bit word |
30 also increase from low to high-order bit. </p> <fig id="GUID-5D4C0942-42F8-5094-B376-DC4252816437"> |
30 also increase from low to high-order bit. </p> <fig id="GUID-5D4C0942-42F8-5094-B376-DC4252816437"> |
31 <title> Pixel address layout in memory for the EUidPixelFormatL_2 |
31 <title> Pixel address layout in memory for the EUidPixelFormatL_2 |
32 format </title> |
32 format </title> |
33 <image href="GUID-CB7A54D9-C6C8-562A-8A52-4B17B37242AD_d0e232744_href.png" placement="inline"/> |
33 <image href="GUID-CB7A54D9-C6C8-562A-8A52-4B17B37242AD_d0e238739_href.png" placement="inline"/> |
34 </fig> <p>The equivalent UID value is {0x102858EE}. </p> </section> |
34 </fig> <p>The equivalent UID value is {0x102858EE}. </p> </section> |
35 <section id="GUID-71CFCD00-7223-40CA-8A26-205792E3E7C7"><title>EUidPixelFormatL_4</title> <p>This format has 4 bit per pixel. |
35 <section id="GUID-71CFCD00-7223-40CA-8A26-205792E3E7C7"><title>EUidPixelFormatL_4</title> <p>This format has 4 bit per pixel. |
36 It is implicit in the code that pixel addresses within a byte increase from |
36 It is implicit in the code that pixel addresses within a byte increase from |
37 low bit to high bit. A little-endian architecture is also implicit, because |
37 low bit to high bit. A little-endian architecture is also implicit, because |
38 conversions are made from pointers to byte and from pointers to (unsigned) |
38 conversions are made from pointers to byte and from pointers to (unsigned) |
39 int and there is an implication that pixel addresses within a 32-bit word |
39 int and there is an implication that pixel addresses within a 32-bit word |
40 also increase from low to high-order bit. </p> <fig id="GUID-6021C416-EAF0-5FAA-9181-13A0FB14D518"> |
40 also increase from low to high-order bit. </p> <fig id="GUID-6021C416-EAF0-5FAA-9181-13A0FB14D518"> |
41 <title> Pixel address layout in memory for the EUidPixelFormatL_4 |
41 <title> Pixel address layout in memory for the EUidPixelFormatL_4 |
42 format </title> |
42 format </title> |
43 <image href="GUID-65C997F4-3899-56B1-85DD-9425E06F128B_d0e232763_href.png" placement="inline"/> |
43 <image href="GUID-65C997F4-3899-56B1-85DD-9425E06F128B_d0e238758_href.png" placement="inline"/> |
44 </fig> <p>The equivalent UID value is {0x102858ED}. </p> </section> |
44 </fig> <p>The equivalent UID value is {0x102858ED}. </p> </section> |
45 <section id="GUID-719B6262-9AC5-4372-A082-36E559FE7922"><title> EUidPixelFormatL_8</title> <p>This format has 8 bit per pixel. |
45 <section id="GUID-719B6262-9AC5-4372-A082-36E559FE7922"><title> EUidPixelFormatL_8</title> <p>This format has 8 bit per pixel. |
46 A little-endian architecture is implicit in the code, because conversions |
46 A little-endian architecture is implicit in the code, because conversions |
47 are made from pointers to byte and pointers to (unsigned) integer and there |
47 are made from pointers to byte and pointers to (unsigned) integer and there |
48 is an implication that the lower-order byte of an unsigned integer has the |
48 is an implication that the lower-order byte of an unsigned integer has the |
49 physically lower address. </p> <p>8-bit per pixel color bitmaps use indexed |
49 physically lower address. </p> <p>8-bit per pixel color bitmaps use indexed |
50 look up tables and monochrome bitmaps represent the 256 levels of gray directly. </p> <fig id="GUID-7047A561-981B-56B9-BCFD-5F2E4C757B79"> |
50 look up tables and monochrome bitmaps represent the 256 levels of gray directly. </p> <fig id="GUID-7047A561-981B-56B9-BCFD-5F2E4C757B79"> |
51 <title> Pixel address layout in memory for the EUidPixelFormatL_8 |
51 <title> Pixel address layout in memory for the EUidPixelFormatL_8 |
52 format </title> |
52 format </title> |
53 <image href="GUID-49F16A96-083E-5928-B939-75F2D11E2BF8_d0e232785_href.png" placement="inline"/> |
53 <image href="GUID-49F16A96-083E-5928-B939-75F2D11E2BF8_d0e238780_href.png" placement="inline"/> |
54 </fig> <p>The equivalent UID value is {0x102858EC}. </p> </section> |
54 </fig> <p>The equivalent UID value is {0x102858EC}. </p> </section> |
55 </conbody><related-links> |
55 </conbody><related-links> |
56 <link href="GUID-7E6DDDBB-FDE2-59ED-A932-AFD4D0BAC3E3.dita"><linktext>RGB |
56 <link href="GUID-7E6DDDBB-FDE2-59ED-A932-AFD4D0BAC3E3.dita"><linktext>RGB |
57 Pixel Format</linktext></link> |
57 Pixel Format</linktext></link> |
58 <link href="GUID-D429672C-448D-5E91-ABA0-81680869D69E.dita"><linktext>YUV Pixel |
58 <link href="GUID-D429672C-448D-5E91-ABA0-81680869D69E.dita"><linktext>YUV Pixel |