| /* |
| * Copyright (C) 2020 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. |
| */ |
| |
| #include <android/log.h> |
| #include <android/native_window.h> |
| #include <android/native_window_jni.h> |
| #include <android/window.h> |
| #include <gui/Surface.h> |
| #include <jni.h> |
| #include <system/window.h> |
| #include <utils/RefBase.h> |
| #include <cassert> |
| #include <chrono> |
| #include <thread> |
| |
| #define TAG "SurfaceViewBufferTests" |
| #define LOGE(...) __android_log_print(ANDROID_LOG_ERROR, TAG, __VA_ARGS__) |
| |
| extern "C" { |
| int i = 0; |
| static ANativeWindow* sAnw; |
| static std::map<uint32_t /* slot */, ANativeWindowBuffer*> sBuffers; |
| |
| JNIEXPORT jint JNICALL Java_com_android_test_SurfaceProxy_setSurface(JNIEnv* env, jclass, |
| jobject surfaceObject) { |
| sAnw = ANativeWindow_fromSurface(env, surfaceObject); |
| assert(sAnw); |
| android::sp<android::Surface> surface = static_cast<android::Surface*>(sAnw); |
| surface->enableFrameTimestamps(true); |
| surface->connect(NATIVE_WINDOW_API_CPU, nullptr, false); |
| native_window_set_usage(sAnw, GRALLOC_USAGE_SW_WRITE_OFTEN); |
| native_window_set_buffers_format(sAnw, HAL_PIXEL_FORMAT_RGBA_8888); |
| return 0; |
| } |
| |
| JNIEXPORT jint JNICALL Java_com_android_test_SurfaceProxy_waitUntilBufferDisplayed( |
| JNIEnv*, jclass, jlong jFrameNumber, jint timeoutMs) { |
| using namespace std::chrono_literals; |
| assert(sAnw); |
| android::sp<android::Surface> surface = static_cast<android::Surface*>(sAnw); |
| |
| uint64_t frameNumber = static_cast<uint64_t>(jFrameNumber); |
| nsecs_t outRequestedPresentTime, outAcquireTime, outLatchTime, outFirstRefreshStartTime; |
| nsecs_t outLastRefreshStartTime, outGlCompositionDoneTime, outDequeueReadyTime; |
| nsecs_t outDisplayPresentTime = -1; |
| nsecs_t outReleaseTime; |
| |
| auto start = std::chrono::steady_clock::now(); |
| while (outDisplayPresentTime < 0) { |
| std::this_thread::sleep_for(8ms); |
| surface->getFrameTimestamps(frameNumber, &outRequestedPresentTime, &outAcquireTime, |
| &outLatchTime, &outFirstRefreshStartTime, |
| &outLastRefreshStartTime, &outGlCompositionDoneTime, |
| &outDisplayPresentTime, &outDequeueReadyTime, &outReleaseTime); |
| if (outDisplayPresentTime < 0) { |
| auto end = std::chrono::steady_clock::now(); |
| if (std::chrono::duration_cast<std::chrono::milliseconds>(end - start).count() > |
| timeoutMs) { |
| return -1; |
| } |
| } |
| } |
| return 0; |
| } |
| |
| JNIEXPORT jint JNICALL Java_com_android_test_SurfaceProxy_draw(JNIEnv*, jclass) { |
| assert(sAnw); |
| ANativeWindow_Buffer outBuffer; |
| ANativeWindow_lock(sAnw, &outBuffer, nullptr); |
| return 0; |
| } |
| |
| JNIEXPORT jint JNICALL Java_com_android_test_SurfaceProxy_ANativeWindowLock(JNIEnv*, jclass) { |
| assert(sAnw); |
| ANativeWindow_Buffer outBuffer; |
| ANativeWindow_lock(sAnw, &outBuffer, nullptr); |
| return 0; |
| } |
| |
| JNIEXPORT jint JNICALL Java_com_android_test_SurfaceProxy_ANativeWindowUnlockAndPost(JNIEnv*, |
| jclass) { |
| assert(sAnw); |
| ANativeWindow_unlockAndPost(sAnw); |
| return 0; |
| } |
| |
| JNIEXPORT jint JNICALL Java_com_android_test_SurfaceProxy_ANativeWindowSetBuffersGeometry( |
| JNIEnv* /* env */, jclass /* clazz */, jobject /* surfaceObject */, jint w, jint h, |
| jint format) { |
| assert(sAnw); |
| return ANativeWindow_setBuffersGeometry(sAnw, w, h, format); |
| } |
| |
| JNIEXPORT jint JNICALL Java_com_android_test_SurfaceProxy_ANativeWindowSetBuffersTransform( |
| JNIEnv* /* env */, jclass /* clazz */, jint transform) { |
| assert(sAnw); |
| return native_window_set_buffers_transform(sAnw, transform); |
| } |
| |
| JNIEXPORT jint JNICALL Java_com_android_test_SurfaceProxy_SurfaceSetScalingMode(JNIEnv* /* env */, |
| jclass /* clazz */, |
| jint scalingMode) { |
| assert(sAnw); |
| android::sp<android::Surface> surface = static_cast<android::Surface*>(sAnw); |
| return surface->setScalingMode(scalingMode); |
| } |
| |
| JNIEXPORT jint JNICALL Java_com_android_test_SurfaceProxy_SurfaceDequeueBuffer(JNIEnv* /* env */, |
| jclass /* clazz */, |
| jint slot, |
| jint timeoutMs) { |
| assert(sAnw); |
| ANativeWindowBuffer* anb; |
| int fenceFd; |
| int result = sAnw->dequeueBuffer(sAnw, &anb, &fenceFd); |
| if (result != android::OK) { |
| return result; |
| } |
| sBuffers[slot] = anb; |
| if (timeoutMs == 0) { |
| return android::OK; |
| } |
| android::sp<android::Fence> fence(new android::Fence(fenceFd)); |
| int waitResult = fence->wait(timeoutMs); |
| if (waitResult != android::OK) { |
| sAnw->cancelBuffer(sAnw, sBuffers[slot], -1); |
| sBuffers[slot] = nullptr; |
| return waitResult; |
| } |
| return 0; |
| } |
| |
| JNIEXPORT jint JNICALL Java_com_android_test_SurfaceProxy_SurfaceCancelBuffer(JNIEnv* /* env */, |
| jclass /* clazz */, |
| jint slot) { |
| assert(sAnw); |
| assert(sBuffers[slot]); |
| int result = sAnw->cancelBuffer(sAnw, sBuffers[slot], -1); |
| sBuffers[slot] = nullptr; |
| return result; |
| } |
| |
| JNIEXPORT jint JNICALL Java_com_android_test_SurfaceProxy_drawBuffer(JNIEnv* env, |
| jclass /* clazz */, jint slot, |
| jintArray jintArrayColor) { |
| assert(sAnw); |
| assert(sBuffers[slot]); |
| |
| int* color = env->GetIntArrayElements(jintArrayColor, nullptr); |
| |
| ANativeWindowBuffer* buffer = sBuffers[slot]; |
| android::sp<android::GraphicBuffer> graphicBuffer(static_cast<android::GraphicBuffer*>(buffer)); |
| const android::Rect bounds(buffer->width, buffer->height); |
| android::Region newDirtyRegion; |
| newDirtyRegion.set(bounds); |
| |
| void* vaddr; |
| int fenceFd = -1; |
| graphicBuffer->lockAsync(GRALLOC_USAGE_SW_READ_OFTEN | GRALLOC_USAGE_SW_WRITE_OFTEN, |
| newDirtyRegion.bounds(), &vaddr, fenceFd); |
| |
| for (int32_t row = 0; row < buffer->height; row++) { |
| uint8_t* dst = static_cast<uint8_t*>(vaddr) + (buffer->stride * row) * 4; |
| for (int32_t column = 0; column < buffer->width; column++) { |
| dst[0] = color[0]; |
| dst[1] = color[1]; |
| dst[2] = color[2]; |
| dst[3] = color[3]; |
| dst += 4; |
| } |
| } |
| graphicBuffer->unlockAsync(&fenceFd); |
| env->ReleaseIntArrayElements(jintArrayColor, color, JNI_ABORT); |
| return 0; |
| } |
| |
| JNIEXPORT jint JNICALL Java_com_android_test_SurfaceProxy_SurfaceQueueBuffer(JNIEnv* /* env */, |
| jclass /* clazz */, |
| jint slot, |
| jboolean freeSlot) { |
| assert(sAnw); |
| assert(sBuffers[slot]); |
| int result = sAnw->queueBuffer(sAnw, sBuffers[slot], -1); |
| if (freeSlot) { |
| sBuffers[slot] = nullptr; |
| } |
| return result; |
| } |
| |
| JNIEXPORT jint JNICALL Java_com_android_test_SurfaceProxy_SurfaceSetAsyncMode(JNIEnv* /* env */, |
| jclass /* clazz */, |
| jboolean async) { |
| assert(sAnw); |
| android::sp<android::Surface> surface = static_cast<android::Surface*>(sAnw); |
| return surface->setAsyncMode(async); |
| } |
| |
| JNIEXPORT jint JNICALL Java_com_android_test_SurfaceProxy_SurfaceSetDequeueTimeout( |
| JNIEnv* /* env */, jclass /* clazz */, jlong timeoutMs) { |
| assert(sAnw); |
| android::sp<android::Surface> surface = static_cast<android::Surface*>(sAnw); |
| return surface->setDequeueTimeout(timeoutMs); |
| } |
| |
| JNIEXPORT jint JNICALL Java_com_android_test_SurfaceProxy_SurfaceSetMaxDequeuedBufferCount( |
| JNIEnv* /* env */, jclass /* clazz */, jint maxDequeuedBuffers) { |
| assert(sAnw); |
| android::sp<android::Surface> surface = static_cast<android::Surface*>(sAnw); |
| return surface->setMaxDequeuedBufferCount(maxDequeuedBuffers); |
| } |
| |
| JNIEXPORT jint JNICALL Java_com_android_test_SurfaceProxy_NativeWindowSetBufferCount( |
| JNIEnv* /* env */, jclass /* clazz */, jint count) { |
| assert(sAnw); |
| android::sp<android::Surface> surface = static_cast<android::Surface*>(sAnw); |
| int result = native_window_set_buffer_count(sAnw, count); |
| return result; |
| } |
| |
| JNIEXPORT jint JNICALL Java_com_android_test_SurfaceProxy_NativeWindowSetSharedBufferMode( |
| JNIEnv* /* env */, jclass /* clazz */, jboolean shared) { |
| assert(sAnw); |
| android::sp<android::Surface> surface = static_cast<android::Surface*>(sAnw); |
| int result = native_window_set_shared_buffer_mode(sAnw, shared); |
| return result; |
| } |
| |
| JNIEXPORT jint JNICALL Java_com_android_test_SurfaceProxy_NativeWindowSetAutoRefresh( |
| JNIEnv* /* env */, jclass /* clazz */, jboolean autoRefresh) { |
| assert(sAnw); |
| android::sp<android::Surface> surface = static_cast<android::Surface*>(sAnw); |
| int result = native_window_set_auto_refresh(sAnw, autoRefresh); |
| return result; |
| } |
| } |