Improve README

pull/360/head
Mattia Iavarone 7 years ago
parent 68ff331a80
commit a144b375af
  1. 12
      MIGRATION.md
  2. 34
      README.md

@ -3,8 +3,12 @@
- JpegQuality: both cameraJpegQuality and setJpegQuality() have been removed, because
they were working only with specific setups. We'll use the default quality provided
by the camera engine.
- capturePicture: renamed to takePicture()
- captureSnapshot: renamed to takePictureSnapshot()
- startCapturingVideo: renamed to takeVideo(). Signature changed from long to int.
- CropOutput: both cameraCropOutput and setCropOutput() have been removed. If you want
your output to be cropped to match the view bounds, use the *snapshot() APIs.
- ExtraProperties: this has been removed.
- capturePicture(): renamed to takePicture().
- captureSnapshot(): renamed to takePictureSnapshot().
- startCapturingVideo(): renamed to takeVideo(). Signature changed from long to int.
- getSnapshotSize(): removed. The size of snapshots (pictures and videos) is equal to
the preview size as returned by getPreviewSize().
the preview size as returned by getPreviewSize().
- onVideoTaken(): now passing a VideoResult. Use VideoResult.getFile() to access the video file.

@ -49,8 +49,8 @@ See below for a [list of what was done](#roadmap) and [licensing info](#contribu
- Output: Automatic cropping to match your `CameraView` preview bounds
- Built-in **grid drawing**
- Multiple capture methods
- Take high-resolution pictures with `capturePicture`
- Take **quick snapshots** as a freeze frame of the preview with `captureSnapshot`
- Take high-resolution pictures with `takePicture`
- Take **quick snapshots** as a freeze frame of the preview with `takePictureSnapshot`
- Control HDR, flash, zoom, white balance, exposure correction and more
- **Frame processing** support
- **Metadata** support for pictures and videos
@ -131,7 +131,7 @@ protected void onDestroy() {
### Capturing Images
To capture an image just call `CameraView.capturePicture()`. Make sure you setup a `CameraListener`
To capture an image just call `CameraView.takePicture()`. Make sure you setup a `CameraListener`
to handle the image callback.
```java
@ -144,39 +144,39 @@ camera.addCameraListener(new CameraListener() {
}
});
camera.capturePicture();
camera.takePicture();
```
You can also use `camera.captureSnapshot()` to capture a preview frame. This is faster, though will
You can also use `camera.takePictureSnapshot()` to capture a preview frame. This is faster, though will
ensure lower quality output.
### Capturing Video
To capture video just call `CameraView.startCapturingVideo(file)` to start, and
`CameraView.stopCapturingVideo()` to finish. Make sure you setup a `CameraListener` to handle
To capture video just call `CameraView.takeVideo(file)` to start, and
`CameraView.stopVideo()` to finish. Make sure you setup a `CameraListener` to handle
the video callback.
```java
camera.addCameraListener(new CameraListener() {
@Override
public void onVideoTaken(File video) {
// The File is the same you passed before.
// Now it holds a MP4 video.
public void onVideoTaken(VideoResult result) {
// Use result.getFile() to access a file holding
// the recorded video.
}
});
// Select output file. Make sure you have write permissions.
File file = ...;
camera.startCapturingVideo(file);
camera.takeVideo(file);
// Later... stop recording. This will trigger onVideoTaken().
camera.stopCapturingVideo();
camera.stopVideo();
// You can also use one of the video constraints:
// videoMaxSize and videoMaxDuration will automatically stop recording when satisfied.
camera.setVideoMaxSize(100000);
camera.setVideoMaxDuration(5000);
camera.startCapturingVideo(file);
camera.takeVideo(file);
```
### Other camera events
@ -211,8 +211,8 @@ camera.addCameraListener(new CameraListener() {
public void onCameraError(CameraException error) {}
/**
* Notifies that a picture previously captured with capturePicture()
* or captureSnapshot() is ready to be shown or saved.
* Notifies that a picture previously captured with takePicture()
* or takePictureSnapshot() is ready to be shown or saved.
*
* If planning to get a bitmap, you can use CameraUtils.decodeBitmap()
* to decode the byte array taking care about orientation.
@ -222,7 +222,7 @@ camera.addCameraListener(new CameraListener() {
/**
* Notifies that a video capture has just ended. The file parameter is the one that
* was passed to startCapturingVideo(File), or a fallback video file.
* was passed to takeVideo(File), or a fallback video file.
*/
@Override
public void onVideoTaken(File video) {}
@ -442,7 +442,7 @@ What to capture - either picture or video. This has a couple of consequences:
depending on the flag. The picture size is chosen according to the given [size selector](#picture-size).
When `video`, in addition, we try to match the `videoQuality` aspect ratio.
- Picture capturing: due to sizing behavior, capturing pictures in `video` mode might lead to
inconsistent results. In this case it is encouraged to use `captureSnapshot` instead, which will
inconsistent results. In this case it is encouraged to use `takePictureSnapshot` instead, which will
capture preview frames. This is fast and thus works well with slower camera sensors.
- Picture capturing: while recording a video, image capturing might work, but it is not guaranteed
(it's device dependent)

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