diff options
Diffstat (limited to 'include/camera/CameraParameters.h')
| -rw-r--r-- | include/camera/CameraParameters.h | 59 |
1 files changed, 58 insertions, 1 deletions
diff --git a/include/camera/CameraParameters.h b/include/camera/CameraParameters.h index 4e770fd..431aaa4 100644 --- a/include/camera/CameraParameters.h +++ b/include/camera/CameraParameters.h @@ -59,6 +59,35 @@ public: void setPreviewSize(int width, int height); void getPreviewSize(int *width, int *height) const; void getSupportedPreviewSizes(Vector<Size> &sizes) const; + + // Set the dimensions in pixels to the given width and height + // for video frames. The given width and height must be one + // of the supported dimensions returned from + // getSupportedVideoSizes(). Must not be called if + // getSupportedVideoSizes() returns an empty Vector of Size. + void setVideoSize(int width, int height); + // Retrieve the current dimensions (width and height) + // in pixels for video frames, which must be one of the + // supported dimensions returned from getSupportedVideoSizes(). + // Must not be called if getSupportedVideoSizes() returns an + // empty Vector of Size. + void getVideoSize(int *width, int *height) const; + // Retrieve a Vector of supported dimensions (width and height) + // in pixels for video frames. If sizes returned from the method + // is empty, the camera does not support calls to setVideoSize() + // or getVideoSize(). In adddition, it also indicates that + // the camera only has a single output, and does not have + // separate output for video frames and preview frame. + void getSupportedVideoSizes(Vector<Size> &sizes) const; + // Retrieve the preferred preview size (width and height) in pixels + // for video recording. The given width and height must be one of + // supported preview sizes returned from getSupportedPreviewSizes(). + // Must not be called if getSupportedVideoSizes() returns an empty + // Vector of Size. If getSupportedVideoSizes() returns an empty + // Vector of Size, the width and height returned from this method + // is invalid, and is "-1x-1". + void getPreferredPreviewSizeForVideo(int *width, int *height) const; + void setPreviewFrameRate(int fps); int getPreviewFrameRate() const; void getPreviewFpsRange(int *min_fps, int *max_fps) const; @@ -288,6 +317,31 @@ public: // Example value: "0.95,1.9,Infinity" or "0.049,0.05,0.051". Read only. static const char KEY_FOCUS_DISTANCES[]; + // The current dimensions in pixels (width x height) for video frames. + // The width and height must be one of the supported sizes retrieved + // via KEY_SUPPORTED_VIDEO_SIZES. + // Example value: "1280x720". Read/write. + static const char KEY_VIDEO_SIZE[]; + // A list of the supported dimensions in pixels (width x height) + // for video frames. See CAMERA_MSG_VIDEO_FRAME for details in + // frameworks/base/include/camera/Camera.h. + // Example: "176x144,1280x720". Read only. + static const char KEY_SUPPORTED_VIDEO_SIZES[]; + + // Preferred preview frame size in pixels for video recording. + // The width and height must be one of the supported sizes retrieved + // via KEY_SUPPORTED_PREVIEW_SIZES. This key can be used only when + // getSupportedVideoSizes() does not return an empty Vector of Size. + // Camcorder applications are recommended to set the preview size + // to a value that is not larger than the preferred preview size. + // In other words, the product of the width and height of the + // preview size should not be larger than that of the preferred + // preview size. In addition, we recommend to choos a preview size + // that has the same aspect ratio as the resolution of video to be + // recorded. + // Example value: "800x600". Read only. + static const char KEY_PREFERRED_PREVIEW_SIZE_FOR_VIDEO[]; + // The image format for video frames. See CAMERA_MSG_VIDEO_FRAME in // frameworks/base/include/camera/Camera.h. // Example value: "yuv420sp" or PIXEL_FORMAT_XXX constants. Read only. @@ -361,7 +415,10 @@ public: // for barcode reading. static const char SCENE_MODE_BARCODE[]; - // Formats for setPreviewFormat and setPictureFormat. + // Pixel color formats for KEY_PREVIEW_FORMAT, KEY_PICTURE_FORMAT, + // and KEY_VIDEO_FRAME_FORMAT + // Planar variant of the YUV420 color format + static const char PIXEL_FORMAT_YUV420P[]; static const char PIXEL_FORMAT_YUV422SP[]; static const char PIXEL_FORMAT_YUV420SP[]; // NV21 static const char PIXEL_FORMAT_YUV422I[]; // YUY2 |