1. Use Gesture function screen capture
iphone has a mobile phone screen capture function, you can record at any time to save the image of the interface, very convenient, general screen when the use of the home key plus the power button at the same time screenshots. However, the iphone also has a more hidden screen capture method, that is, using gestures to screen shots.
The first step is to enable the "Assistive Touch" feature, whic
Ideas:Only the last digit of the digit array is added one, and if the addition of a rounding is currently minus 10 and the carry variable is modified so that it will have an additional effect on the next one at the next loop, if there is no direct break loop for the rounding.Finally, if the highest bit has a carry, re-apply the array (longer than the original array), set the first bit to 1, and the other to copy the above array."Correct code"1 classSo
*) windowbuffer.bits; int dststride = windowbuffer.stride * 4; uint8_t *src = (pframergba->data[0]); int srcstride = pframergba->linesize[0]; Because the window's stride and the stride of the frame are different, it is necessary to copy the int h line by row; for (h = 0; h This wants to really master, need to avfilter.c at least two times, because the following four structures have not seen their internal memberstypedef struct AVFILTERCONTE
you're shooting a motion scene, we might use the iphone's burst mode to get more accurate grip, so just hold the camera shutter and select the best shot from the photo gallery. Of course, the IPhone 5s, 6, and 6 Plus have better hardware-continuous performance.
7. Proper use of HDR features
HDR (High dynamic range image) is the current mobile phone generally provided by the camera function, in some high-contrast light scene (such as sho
1, first through Strtotime () to obtain the date timestamp
2, get the time stamp N days ago, through the "current timestamp-n days of the number of seconds = n days before the time stamp"
3, to n days before the time stamp with the date () function for format conversion
The following example: Date of the day before the 2012-5-1 number was obtained
Copy the Code code as follows:
Convert a point in time to a timestamp$date = Strtotime (' 2012-5-1 ');Output the date of the day, minus the numb
First look for a picture, renamed to Face.jpeg, create watermark.php:1PHP2 /**3 * Created by Phpstorm.4 * User:administrator5 * Date:2015/6/296 * time:22:277 */8 $img= Imagecreatefromjpeg (' face.jpeg ');//Create an image from an existing JPG9 Header(' Content-type:image/jpeg ');//set MIME typeTenImagestring ($img, 5,5,5, ' vito-l ', imagecolorallocate ($img, 255,0,0));//generate watermark, imagestring (picture, font, position x, position y, string, color) OneImagejpeg ($img);//Output Picture A
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