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widget/gonk/nativewindow/GonkNativeWindowKK.cpp@b8a032363ba2 (annotated)

widget/gonk/nativewindow/GonkNativeWindowKK.cpp

Thu, 22 Jan 2015 13:21:57 +0100

author

Michael Schloh von Bennewitz <michael@schloh.com>

date

Thu, 22 Jan 2015 13:21:57 +0100

branch

TOR_BUG_9701

changeset 15

b8a032363ba2

permissions

-rw-r--r--

Incorporate requested changes from Mozilla in review:
https://bugzilla.mozilla.org/show_bug.cgi?id=1123480#c6

michael@0	1	/*
michael@0	2	* Copyright (C) 2012 The Android Open Source Project
michael@0	3	* Copyright (C) 2013 Mozilla Foundation
michael@0	4	*
michael@0	5	* Licensed under the Apache License, Version 2.0 (the "License");
michael@0	6	* you may not use this file except in compliance with the License.
michael@0	7	* You may obtain a copy of the License at
michael@0	8	*
michael@0	9	* http://www.apache.org/licenses/LICENSE-2.0
michael@0	10	*
michael@0	11	* Unless required by applicable law or agreed to in writing, software
michael@0	12	* distributed under the License is distributed on an "AS IS" BASIS,
michael@0	13	* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
michael@0	14	* See the License for the specific language governing permissions and
michael@0	15	* limitations under the License.
michael@0	16	*/
michael@0	17
michael@0	18	//#define LOG_NDEBUG 0
michael@0	19	#define LOG_TAG "GonkNativeWindow"
michael@0	20	#define ATRACE_TAG ATRACE_TAG_GRAPHICS
michael@0	21	#include <utils/Log.h>
michael@0	22
michael@0	23	#include "GonkNativeWindowKK.h"
michael@0	24	#include "GrallocImages.h"
michael@0	25
michael@0	26	#define BI_LOGV(...) __android_log_print(ANDROID_LOG_VERBOSE, LOG_TAG, __VA_ARGS__)
michael@0	27	#define BI_LOGD(...) __android_log_print(ANDROID_LOG_DEBUG, LOG_TAG, __VA_ARGS__)
michael@0	28	#define BI_LOGI(...) __android_log_print(ANDROID_LOG_INFO, LOG_TAG, __VA_ARGS__)
michael@0	29	#define BI_LOGW(...) __android_log_print(ANDROID_LOG_WARN, LOG_TAG, __VA_ARGS__)
michael@0	30	#define BI_LOGE(...) __android_log_print(ANDROID_LOG_ERROR, LOG_TAG, __VA_ARGS__)
michael@0	31
michael@0	32	using namespace mozilla;
michael@0	33	using namespace mozilla::layers;
michael@0	34
michael@0	35	namespace android {
michael@0	36
michael@0	37	GonkNativeWindow::GonkNativeWindow() :
michael@0	38	GonkConsumerBase(new GonkBufferQueue(true), false)
michael@0	39	{
michael@0	40	mConsumer->setMaxAcquiredBufferCount(GonkBufferQueue::MIN_UNDEQUEUED_BUFFERS);
michael@0	41	}
michael@0	42
michael@0	43	GonkNativeWindow::GonkNativeWindow(const sp<GonkBufferQueue>& bq,
michael@0	44	uint32_t consumerUsage, int bufferCount, bool controlledByApp) :
michael@0	45	GonkConsumerBase(bq, controlledByApp)
michael@0	46	{
michael@0	47	mConsumer->setConsumerUsageBits(consumerUsage);
michael@0	48	mConsumer->setMaxAcquiredBufferCount(bufferCount);
michael@0	49	}
michael@0	50
michael@0	51	GonkNativeWindow::~GonkNativeWindow() {
michael@0	52	}
michael@0	53
michael@0	54	void GonkNativeWindow::setName(const String8& name) {
michael@0	55	Mutex::Autolock _l(mMutex);
michael@0	56	mName = name;
michael@0	57	mConsumer->setConsumerName(name);
michael@0	58	}
michael@0	59
michael@0	60	status_t GonkNativeWindow::acquireBuffer(BufferItem *item,
michael@0	61	nsecs_t presentWhen, bool waitForFence) {
michael@0	62	status_t err;
michael@0	63
michael@0	64	if (!item) return BAD_VALUE;
michael@0	65
michael@0	66	Mutex::Autolock _l(mMutex);
michael@0	67
michael@0	68	err = acquireBufferLocked(item, presentWhen);
michael@0	69	if (err != OK) {
michael@0	70	if (err != NO_BUFFER_AVAILABLE) {
michael@0	71	BI_LOGE("Error acquiring buffer: %s (%d)", strerror(err), err);
michael@0	72	}
michael@0	73	return err;
michael@0	74	}
michael@0	75
michael@0	76	if (waitForFence) {
michael@0	77	err = item->mFence->waitForever("GonkNativeWindow::acquireBuffer");
michael@0	78	if (err != OK) {
michael@0	79	BI_LOGE("Failed to wait for fence of acquired buffer: %s (%d)",
michael@0	80	strerror(-err), err);
michael@0	81	return err;
michael@0	82	}
michael@0	83	}
michael@0	84
michael@0	85	item->mGraphicBuffer = mSlots[item->mBuf].mGraphicBuffer;
michael@0	86
michael@0	87	return OK;
michael@0	88	}
michael@0	89
michael@0	90	status_t GonkNativeWindow::releaseBuffer(const BufferItem &item,
michael@0	91	const sp<Fence>& releaseFence) {
michael@0	92	status_t err;
michael@0	93
michael@0	94	Mutex::Autolock _l(mMutex);
michael@0	95
michael@0	96	err = addReleaseFenceLocked(item.mBuf, item.mGraphicBuffer, releaseFence);
michael@0	97
michael@0	98	err = releaseBufferLocked(item.mBuf, item.mGraphicBuffer);
michael@0	99	if (err != OK) {
michael@0	100	BI_LOGE("Failed to release buffer: %s (%d)",
michael@0	101	strerror(-err), err);
michael@0	102	}
michael@0	103	return err;
michael@0	104	}
michael@0	105
michael@0	106	status_t GonkNativeWindow::setDefaultBufferSize(uint32_t w, uint32_t h) {
michael@0	107	Mutex::Autolock _l(mMutex);
michael@0	108	return mConsumer->setDefaultBufferSize(w, h);
michael@0	109	}
michael@0	110
michael@0	111	status_t GonkNativeWindow::setDefaultBufferFormat(uint32_t defaultFormat) {
michael@0	112	Mutex::Autolock _l(mMutex);
michael@0	113	return mConsumer->setDefaultBufferFormat(defaultFormat);
michael@0	114	}
michael@0	115
michael@0	116	TemporaryRef<TextureClient>
michael@0	117	GonkNativeWindow::getCurrentBuffer() {
michael@0	118	Mutex::Autolock _l(mMutex);
michael@0	119	BufferItem item;
michael@0	120
michael@0	121	// In asynchronous mode the list is guaranteed to be one buffer
michael@0	122	// deep, while in synchronous mode we use the oldest buffer.
michael@0	123	status_t err = acquireBufferLocked(&item, 0); //???
michael@0	124	if (err != NO_ERROR) {
michael@0	125	return NULL;
michael@0	126	}
michael@0	127
michael@0	128	RefPtr<TextureClient> textureClient =
michael@0	129	mConsumer->getTextureClientFromBuffer(item.mGraphicBuffer.get());
michael@0	130	if (!textureClient) {
michael@0	131	return NULL;
michael@0	132	}
michael@0	133	textureClient->SetRecycleCallback(GonkNativeWindow::RecycleCallback, this);
michael@0	134	return textureClient;
michael@0	135	}
michael@0	136
michael@0	137	/* static */ void
michael@0	138	GonkNativeWindow::RecycleCallback(TextureClient* client, void* closure) {
michael@0	139	GonkNativeWindow* nativeWindow =
michael@0	140	static_cast<GonkNativeWindow*>(closure);
michael@0	141
michael@0	142	client->ClearRecycleCallback();
michael@0	143	nativeWindow->returnBuffer(client);
michael@0	144	}
michael@0	145
michael@0	146	void GonkNativeWindow::returnBuffer(TextureClient* client) {
michael@0	147	BI_LOGD("GonkNativeWindow::returnBuffer");
michael@0	148	Mutex::Autolock lock(mMutex);
michael@0	149
michael@0	150	int index = mConsumer->getSlotFromTextureClientLocked(client);
michael@0	151	if (index < 0) {
michael@0	152	}
michael@0	153
michael@0	154	sp<Fence> fence = client->GetReleaseFenceHandle().mFence;
michael@0	155	if (!fence.get()) {
michael@0	156	fence = Fence::NO_FENCE;
michael@0	157	}
michael@0	158
michael@0	159	status_t err;
michael@0	160	err = addReleaseFenceLocked(index,
michael@0	161	mSlots[index].mGraphicBuffer,
michael@0	162	fence);
michael@0	163
michael@0	164	err = releaseBufferLocked(index, mSlots[index].mGraphicBuffer);
michael@0	165	}
michael@0	166
michael@0	167	TemporaryRef<TextureClient>
michael@0	168	GonkNativeWindow::getTextureClientFromBuffer(ANativeWindowBuffer* buffer) {
michael@0	169	Mutex::Autolock lock(mMutex);
michael@0	170	return mConsumer->getTextureClientFromBuffer(buffer);
michael@0	171	}
michael@0	172
michael@0	173	void GonkNativeWindow::setNewFrameCallback(
michael@0	174	GonkNativeWindowNewFrameCallback* callback) {
michael@0	175	BI_LOGD("setNewFrameCallback");
michael@0	176	Mutex::Autolock lock(mMutex);
michael@0	177	mNewFrameCallback = callback;
michael@0	178	}
michael@0	179
michael@0	180	void GonkNativeWindow::onFrameAvailable() {
michael@0	181	GonkConsumerBase::onFrameAvailable();
michael@0	182
michael@0	183	if (mNewFrameCallback) {
michael@0	184	mNewFrameCallback->OnNewFrame();
michael@0	185	}
michael@0	186	}
michael@0	187
michael@0	188	} // namespace android