blob: ca0c9028a4e86d007fd32087dc5c5c701da6774c [file] [log] [blame]
/*
* Copyright (C) 2010 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#define LOG_TAG "Surface"
#include <utils/Log.h>
#include <android/native_window_jni.h>
#include <gui/Surface.h>
#include <android_runtime/android_view_Surface.h>
#include <android_runtime/android_graphics_SurfaceTexture.h>
using namespace android;
ANativeWindow* ANativeWindow_fromSurface(JNIEnv* env, jobject surface) {
sp<ANativeWindow> win = android_view_Surface_getNativeWindow(env, surface);
if (win != NULL) {
win->incStrong((void*)ANativeWindow_acquire);
}
return win.get();
}
void ANativeWindow_acquire(ANativeWindow* window) {
window->incStrong((void*)ANativeWindow_acquire);
}
void ANativeWindow_release(ANativeWindow* window) {
window->decStrong((void*)ANativeWindow_acquire);
}
static int32_t getWindowProp(ANativeWindow* window, int what) {
int value;
int res = window->query(window, what, &value);
return res < 0 ? res : value;
}
int32_t ANativeWindow_getWidth(ANativeWindow* window) {
return getWindowProp(window, NATIVE_WINDOW_WIDTH);
}
int32_t ANativeWindow_getHeight(ANativeWindow* window) {
return getWindowProp(window, NATIVE_WINDOW_HEIGHT);
}
int32_t ANativeWindow_getFormat(ANativeWindow* window) {
return getWindowProp(window, NATIVE_WINDOW_FORMAT);
}
int32_t ANativeWindow_setBuffersGeometry(ANativeWindow* window, int32_t width,
int32_t height, int32_t format) {
int32_t err = native_window_set_buffers_format(window, format);
if (!err) {
err = native_window_set_buffers_user_dimensions(window, width, height);
if (!err) {
int mode = NATIVE_WINDOW_SCALING_MODE_FREEZE;
if (width && height) {
mode = NATIVE_WINDOW_SCALING_MODE_SCALE_TO_WINDOW;
}
err = native_window_set_scaling_mode(window, mode);
}
}
return err;
}
int32_t ANativeWindow_lock(ANativeWindow* window, ANativeWindow_Buffer* outBuffer,
ARect* inOutDirtyBounds) {
return window->perform(window, NATIVE_WINDOW_LOCK, outBuffer, inOutDirtyBounds);
}
int32_t ANativeWindow_unlockAndPost(ANativeWindow* window) {
return window->perform(window, NATIVE_WINDOW_UNLOCK_AND_POST);
}