²é¿´: 2172  |  »Ø¸´: 7
µ±Ç°Ö»ÏÔʾÂú×ãÖ¸¶¨Ìõ¼þµÄ»ØÌû£¬µã»÷ÕâÀï²é¿´±¾»°ÌâµÄËùÓлØÌû

wangfumin

½ð³æ (СÓÐÃûÆø)

[ÇóÖú] MATLABÉú³ÉBMP¸ñʽµÄͼƬĬÈϾÍÊÇË÷ÒýͼÏñÂ𣿠ÒÑÓÐ2È˲ÎÓë

ÎÒÓÃMATLABÉú³ÉµÄBMPͼƬ£¬¾ØÕóÊÇÔÚ0-1Ö®¼äµÄdoubleÐ͵Ä481*641µÄ¾ØÕó£¬ÎªÊ²Ã´imwrite(I,'I.BMP','BMP')ºóµÃµ½Í¼ÏñÊÇ8λË÷ÒýͼÏñ£¬¶øimwrite(I,'I.jpeg','jpeg','bitdepth',12)µÃµ½µÄÊÇ12λµÄ»Ò¶ÈͼÏñ£¿ÎÒÏëµÃµ½24λµÄÕæ²ÊͼÏñ£¨bmpµÄ£©£¬ÒªÔõÃ´ÅªÄØ£¿°ï°ï棬лл´ó¼Ò¡£
»Ø¸´´ËÂ¥
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

949649117

Í­³æ (СÓÐÃûÆø)

ÒýÓûØÌû:
7Â¥: Originally posted by wangfumin at 2014-02-19 15:56:47
ÎÒÃ÷°×ÄãµÄÒâ˼£¬Ö»²»¹ýÎÒÊÇÒªÉú³É24λµÄÕæ²Êͼ£¬ÒòΪÎÒÒª±£Ö¤¾«¶ÈÒÔ±ãºóÐø´¦Àí¡£
...

Â¥Ö÷Äܲ»ÄܰÑbmpͼƬµÄѹËõºÍ½âѹ¸øÎÒ´«Ò»·Ý£¬ÎÒ¼±ÐèÒªÒ»·Ý£¬Ð»Ð»ÁË
8Â¥2014-06-28 20:58:55
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
²é¿´È«²¿ 8 ¸ö»Ø´ð

chenyf_sh

Í­³æ (³õÈëÎÄ̳)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
¶àÓÃÓÃF1°ïÖú£¬¿´¿´º¯Êý˵Ã÷¾ÍÐС£
¹ØÓÚbmp£ºÖ»Ö§³Ö1-bit, 8-bit, and 24-bit uncompressed images
¹ØÓÚjpg£ºÖ»Ö§³Ö8-bit, 12-bit, and 16-bit Baseline JPEG images
¹ØÓÚpgn£ºÕâ¸ö·ûºÏÄãµÄÐèÇó£º1-bit, 2-bit, 4-bit, 8-bit, and 16-bit grayscale images; 8-bit and 16-bit grayscale images with alpha channels; 1-bit, 2-bit, 4-bit, and 8-bit indexed images; 24-bit and 48-bit truecolor images; 24-bit and 48-bit truecolor images with alpha channels
¹ØÓÚ0-1ת»»0-255£ºIf the input array is of class double, and the image is a grayscale or RGB color image, imwrite assumes the dynamic range is [0,1] and automatically scales the data by 255 before writing it to the file as 8-bit values.
Never give up
3Â¥2014-02-19 09:15:10
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

gorgan

ľ³æÖ®Íõ (ÎÄѧ̩¶·)

ÎÞÒâ¿àÕù´º

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
ÓÃrgb2grayºÍgray2rgbÏ໥ת»¯
ÀýÈç
°ÑI±ä³ÉµÃµ½24λµÄÕæ²ÊͼÏñ:
J=gray2rgb(I);
ÎÞÎÒÏ࣬ÎÞÈËÏ࣬ÎÞÖÚÉúÏ࣬ÎÞÊÙÕßÏà
5Â¥2014-02-19 13:34:30
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

gorgan

ľ³æÖ®Íõ (ÎÄѧ̩¶·)

ÎÞÒâ¿àÕù´º

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

Èç¹û½«»Ò¶Èͼת»»³ÉrgbÕæ²ÊÉ«£¬¿ÉÒԲο¼ÈçÏ´úÂ룺
[m n]=size(I);
rgb=zeros(m,n,3);
rgb(:,:,1)=I;
rgb(:,:,2)=rgb(:,:,1);
rgb(:,:,3)=rgb(:,:,1);
J=rgb/255;
ÎÞÎÒÏ࣬ÎÞÈËÏ࣬ÎÞÖÚÉúÏ࣬ÎÞÊÙÕßÏà
6Â¥2014-02-19 13:40:25
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] ²ÄÁÏר˶274Ò»Ö¾Ô¸ÉÂÎ÷ʦ·¶´óѧÇóµ÷¼Á +5 Ñ¦ÔÆÅô 2026-03-13 5/250 2026-03-17 10:15 by Sammy2
[¿¼ÑÐ] 278Çóµ÷¼Á +3 Yy7400 2026-03-13 3/150 2026-03-17 08:24 by laoshidan
[¿¼ÑÐ] 085601Çóµ÷¼Á +3 Du.11 2026-03-16 3/150 2026-03-16 20:42 by Î޼ʵIJÝÔ­
[¿¼ÑÐ] 326Çóµ÷¼Á +4 ŵ±´¶û»¯Ñ§½±êéê 2026-03-15 7/350 2026-03-16 17:11 by ŵ±´¶û»¯Ñ§½±êéê
[¿¼ÑÐ] 318Çóµ÷¼Á +3 Yanyali 2026-03-15 3/150 2026-03-16 16:41 by houyaoxu
[¿¼ÑÐ] ²ÄÁÏÓ뻯¹¤×¨Ë¶µ÷¼Á +3 heming3743 2026-03-16 3/150 2026-03-16 15:05 by peike
[¿¼ÑÐ] Ò»Ö¾Ô¸»ªÖÐʦ·¶071000£¬325Çóµ÷¼Á +6 RuitingC 2026-03-12 6/300 2026-03-16 14:50 by ¿Éµ­²»¿ÉÍü
[½Ìʦ֮¼Ò] ½¹ÂÇ +7 Ë®±ùÔÂÔÂÒ°Íà 2026-03-13 9/450 2026-03-16 10:00 by Quakerbird
[¿¼ÑÐ] 311Çóµ÷¼Á +6 ¶¬Ê®Èý 2026-03-15 6/300 2026-03-16 08:00 by wang_dand
[¿¼ÑÐ] 326Çóµ÷¼Á +3 mlpqaz03 2026-03-15 3/150 2026-03-16 07:33 by Iveryant
[¿¼ÑÐ] »úеר˶µ÷¼Á +3 ±¿±¿ÍÃ×Ó 2026-03-12 3/150 2026-03-15 20:02 by Àõ×ÓÖà?
[¿¼²©] ¶«»ªÀí¹¤´óѧ»¯²Äרҵ26½ì˶ʿ²©Ê¿ÉêÇë +6 zlingli 2026-03-13 6/300 2026-03-15 20:00 by ryzcf
[¿¼ÑÐ] 070305Çóµ÷¼Á +3 mlpqaz03 2026-03-14 4/200 2026-03-15 11:04 by peike
[¿¼ÑÐ] £¨081700£©»¯Ñ§¹¤³ÌÓë¼¼Êõ-298·ÖÇóµ÷¼Á +12 11À²À²À² 2026-03-11 35/1750 2026-03-13 21:25 by JourneyLucky
[¿¼ÑÐ] Çóµ÷¼Á +5 Ò»¶¨ÓÐѧÉÏ- 2026-03-12 5/250 2026-03-13 18:31 by ms629
[¿¼ÑÐ] 0703»¯Ñ§Çóµ÷¼Á +7 Â̶¹ÇÛ²ËÌÀ 2026-03-12 7/350 2026-03-13 17:25 by njzyff
[¿¼ÑÐ] 328»¯¹¤×¨Ë¶Çóµ÷¼Á +4 ¡££¬¡££¬¡££¬¡£i 2026-03-12 4/200 2026-03-13 14:44 by JourneyLucky
[¿¼ÑÐ] 289Çóµ÷¼Á +3 ÀîÕþÓ¨ 2026-03-12 3/150 2026-03-13 11:02 by Çóµ÷¼Ázz
[¿¼²©] ¸£ÖÝ´óѧÑî»ÆºÆ¿ÎÌâ×éÕÐÊÕ2026Äêרҵѧλ²©Ê¿Ñо¿Éú£¬2026.03.20½ØÖ¹ +3 Xiangyu_ou 2026-03-12 3/150 2026-03-13 09:36 by duanwu655
[¿¼ÑÐ] 290Çóµ÷¼Á +3 ¿Â»´È» 2026-03-10 8/400 2026-03-11 13:48 by ¿Â»´È»
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û