
String filepath = "/sdcard/Image/image1.jpg"; file imagefile = new file(filepath); fileinputStream fis = null; try { fis = new fileinputStream(imagefile); } catch (fileNotFoundException e) { // Todo auto-generated catch block e.printstacktrace(); } Bitmap bm = BitmapFactory.decodeStream(fis); ByteArrayOutputStream baos = new ByteArrayOutputStream(); bm.compress(Bitmap.CompressFormat.JPEG,100,baos); byte[] b = baos.toByteArray(); String encodedImage = Base64.encodetoString(b,Base64.DEFAulT); 结果我得到的格式不正确它以3个点结束……
字节数组即时结束3点…
[-1,-40,-1,-32,16,74,70,73,1,-37,67,-64,17,8,64,-16,3,34,2,-60,31,5,4,6,7,9,10,11,-75,125,18,33,49,65,19,81,97,113,20,50,-127,-111,-95,35,66,-79,-63,21,82,-47,36,51,98,114,-126,22,23,24,25,26,37,38,39,40,41,42,52,53,54,55,56,57,58,68,69,71,72,83,84,85,86,87,88,89,90,99,101,102,103,104,105,106,115,116,117,118,119,120,121,122,-125,-124,-123,-122,-121,-120,-119,-118,-110,-109,-108,-107,-106,-105,-104,-103,-102,-94,-93,-92,-91,-90,-89,-88,-87,-86,-78,-77,-76,-74,-73,-72,-71,-70,-62,-61,-59,-58,-57,-56,-55,-54,-46,-45,-44,-43,-42,-41,-39,-38,-31,-30,-29,-28,-27,-26,-25,-24,-23,-22,-15,-14,-13,-12,-11,-10,-9,-8,-7,-6,12,63,-2,-96,28,46,60,-82,-84,14,91,32,-115,-83,109,62,48,112,29,79,-51,-114,77,75,-98,13,-69,-19,-101,-4,27,-34,107,-18,80,-53,30,92,-52,-65,124,110,-85,123,-17,-3,-116,111,61,-66,95,-35,93,-81,43,44,-128,-5,-67,-49,94,-112,-21,-80,-48,-113,-97,59,-20,96,-36,-117,-68,76,108,126,-50,47,-100,127,78,15,45,-99,-33,-1...
和base64字符串im也以3个点结束,这是不正确的
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...
但是当我从我的drawable资源转换图像时,我得到了正确的base64字符串
Bitmap bmp = BitmapFactory.decodeResource(getResources(),R.drawable.icon); ByteArrayOutputStream stream = new ByteArrayOutputStream(); bmp.compress(Bitmap.CompressFormat.JPEG,stream); byte[] byteArray = stream.toByteArray(); String testa = Base64.encodeBytes(byteArray);
可以任何伙伴告诉我我在上面的代码做什么事先谢谢
解决方法 我敢说最后的点只是占位符,显示值太长,显示/打印输出为字节数组.您的base64编码代码没有任何问题,但为什么要录制JPEG?只需在字节数组中读取文件(不是一次吞下,而是分块,我会选择缓冲区大小为4的倍数),即时转换并将其写入输出流.PS:文件在androID中读取是不好的做法,因为内存非常有限 – 你的性能会很差.
这是示例代码,但我懒得编译或调试它:
while(( size = inputStream.read(inputBuffer)) != -1 ) { // arraycopy only if necessary outBuf = Base64.encodeBytes(System.arraycopy(inputBuffer...)) outputStream.write(outBuf);} 这不是最优的解决方案,因为arraycopy可能会复制数据(但这必须在最后一个块上完成)
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