5b75a513e4
- Wire up new dataSpace parameter through buffer queue stack - Update tests to include the parameter - Switch eglApi to using dataSpace to indicate sRGB gamma/linear difference - Remove RAW_SENSOR in favor of RAW16 - Remove use of sRGB format enums - Add default dataspace to buffer queue core - Add query for default dataspace Change-Id: I070bd2e7c56506055c419004c29e2e3feac725df
280 lines
9.0 KiB
C++
280 lines
9.0 KiB
C++
/*
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* Copyright (C) 2012 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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//#define LOG_NDEBUG 0
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#define LOG_TAG "CpuConsumer"
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//#define ATRACE_TAG ATRACE_TAG_GRAPHICS
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#include <cutils/compiler.h>
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#include <utils/Log.h>
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#include <gui/CpuConsumer.h>
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#define CC_LOGV(x, ...) ALOGV("[%s] " x, mName.string(), ##__VA_ARGS__)
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//#define CC_LOGD(x, ...) ALOGD("[%s] " x, mName.string(), ##__VA_ARGS__)
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//#define CC_LOGI(x, ...) ALOGI("[%s] " x, mName.string(), ##__VA_ARGS__)
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#define CC_LOGW(x, ...) ALOGW("[%s] " x, mName.string(), ##__VA_ARGS__)
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#define CC_LOGE(x, ...) ALOGE("[%s] " x, mName.string(), ##__VA_ARGS__)
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namespace android {
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CpuConsumer::CpuConsumer(const sp<IGraphicBufferConsumer>& bq,
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size_t maxLockedBuffers, bool controlledByApp) :
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ConsumerBase(bq, controlledByApp),
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mMaxLockedBuffers(maxLockedBuffers),
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mCurrentLockedBuffers(0)
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{
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// Create tracking entries for locked buffers
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mAcquiredBuffers.insertAt(0, maxLockedBuffers);
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mConsumer->setConsumerUsageBits(GRALLOC_USAGE_SW_READ_OFTEN);
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mConsumer->setMaxAcquiredBufferCount(static_cast<int32_t>(maxLockedBuffers));
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}
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CpuConsumer::~CpuConsumer() {
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// ConsumerBase destructor does all the work.
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}
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void CpuConsumer::setName(const String8& name) {
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Mutex::Autolock _l(mMutex);
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mName = name;
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mConsumer->setConsumerName(name);
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}
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status_t CpuConsumer::setDefaultBufferSize(uint32_t width, uint32_t height)
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{
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Mutex::Autolock _l(mMutex);
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return mConsumer->setDefaultBufferSize(width, height);
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}
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status_t CpuConsumer::setDefaultBufferFormat(PixelFormat defaultFormat)
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{
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Mutex::Autolock _l(mMutex);
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return mConsumer->setDefaultBufferFormat(defaultFormat);
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}
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status_t CpuConsumer::setDefaultBufferDataSpace(
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android_dataspace defaultDataSpace)
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{
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Mutex::Autolock _l(mMutex);
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return mConsumer->setDefaultBufferDataSpace(defaultDataSpace);
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}
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static bool isPossiblyYUV(PixelFormat format) {
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switch (static_cast<int>(format)) {
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case HAL_PIXEL_FORMAT_RGBA_8888:
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case HAL_PIXEL_FORMAT_RGBX_8888:
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case HAL_PIXEL_FORMAT_RGB_888:
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case HAL_PIXEL_FORMAT_RGB_565:
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case HAL_PIXEL_FORMAT_BGRA_8888:
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case HAL_PIXEL_FORMAT_Y8:
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case HAL_PIXEL_FORMAT_Y16:
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case HAL_PIXEL_FORMAT_RAW16:
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case HAL_PIXEL_FORMAT_RAW10:
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case HAL_PIXEL_FORMAT_RAW_OPAQUE:
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case HAL_PIXEL_FORMAT_BLOB:
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case HAL_PIXEL_FORMAT_IMPLEMENTATION_DEFINED:
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return false;
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case HAL_PIXEL_FORMAT_YV12:
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case HAL_PIXEL_FORMAT_YCbCr_420_888:
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case HAL_PIXEL_FORMAT_YCbCr_422_SP:
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case HAL_PIXEL_FORMAT_YCrCb_420_SP:
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case HAL_PIXEL_FORMAT_YCbCr_422_I:
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default:
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return true;
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}
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}
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status_t CpuConsumer::lockNextBuffer(LockedBuffer *nativeBuffer) {
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status_t err;
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if (!nativeBuffer) return BAD_VALUE;
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if (mCurrentLockedBuffers == mMaxLockedBuffers) {
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CC_LOGW("Max buffers have been locked (%zd), cannot lock anymore.",
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mMaxLockedBuffers);
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return NOT_ENOUGH_DATA;
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}
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BufferQueue::BufferItem b;
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Mutex::Autolock _l(mMutex);
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err = acquireBufferLocked(&b, 0);
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if (err != OK) {
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if (err == BufferQueue::NO_BUFFER_AVAILABLE) {
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return BAD_VALUE;
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} else {
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CC_LOGE("Error acquiring buffer: %s (%d)", strerror(err), err);
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return err;
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}
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}
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int buf = b.mBuf;
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void *bufferPointer = NULL;
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android_ycbcr ycbcr = android_ycbcr();
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PixelFormat format = mSlots[buf].mGraphicBuffer->getPixelFormat();
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PixelFormat flexFormat = format;
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if (isPossiblyYUV(format)) {
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if (b.mFence.get()) {
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err = mSlots[buf].mGraphicBuffer->lockAsyncYCbCr(
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GraphicBuffer::USAGE_SW_READ_OFTEN,
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b.mCrop,
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&ycbcr,
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b.mFence->dup());
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} else {
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err = mSlots[buf].mGraphicBuffer->lockYCbCr(
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GraphicBuffer::USAGE_SW_READ_OFTEN,
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b.mCrop,
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&ycbcr);
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}
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if (err == OK) {
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bufferPointer = ycbcr.y;
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flexFormat = HAL_PIXEL_FORMAT_YCbCr_420_888;
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if (format != HAL_PIXEL_FORMAT_YCbCr_420_888) {
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CC_LOGV("locking buffer of format %#x as flex YUV", format);
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}
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} else if (format == HAL_PIXEL_FORMAT_YCbCr_420_888) {
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CC_LOGE("Unable to lock YCbCr buffer for CPU reading: %s (%d)",
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strerror(-err), err);
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return err;
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}
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}
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if (bufferPointer == NULL) { // not flexible YUV
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if (b.mFence.get()) {
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err = mSlots[buf].mGraphicBuffer->lockAsync(
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GraphicBuffer::USAGE_SW_READ_OFTEN,
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b.mCrop,
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&bufferPointer,
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b.mFence->dup());
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} else {
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err = mSlots[buf].mGraphicBuffer->lock(
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GraphicBuffer::USAGE_SW_READ_OFTEN,
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b.mCrop,
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&bufferPointer);
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}
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if (err != OK) {
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CC_LOGE("Unable to lock buffer for CPU reading: %s (%d)",
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strerror(-err), err);
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return err;
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}
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}
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size_t lockedIdx = 0;
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for (; lockedIdx < static_cast<size_t>(mMaxLockedBuffers); lockedIdx++) {
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if (mAcquiredBuffers[lockedIdx].mSlot ==
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BufferQueue::INVALID_BUFFER_SLOT) {
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break;
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}
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}
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assert(lockedIdx < mMaxLockedBuffers);
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AcquiredBuffer &ab = mAcquiredBuffers.editItemAt(lockedIdx);
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ab.mSlot = buf;
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ab.mBufferPointer = bufferPointer;
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ab.mGraphicBuffer = mSlots[buf].mGraphicBuffer;
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nativeBuffer->data =
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reinterpret_cast<uint8_t*>(bufferPointer);
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nativeBuffer->width = mSlots[buf].mGraphicBuffer->getWidth();
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nativeBuffer->height = mSlots[buf].mGraphicBuffer->getHeight();
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nativeBuffer->format = format;
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nativeBuffer->flexFormat = flexFormat;
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nativeBuffer->stride = (ycbcr.y != NULL) ?
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static_cast<uint32_t>(ycbcr.ystride) :
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mSlots[buf].mGraphicBuffer->getStride();
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nativeBuffer->crop = b.mCrop;
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nativeBuffer->transform = b.mTransform;
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nativeBuffer->scalingMode = b.mScalingMode;
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nativeBuffer->timestamp = b.mTimestamp;
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nativeBuffer->dataSpace = b.mDataSpace;
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nativeBuffer->frameNumber = b.mFrameNumber;
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nativeBuffer->dataCb = reinterpret_cast<uint8_t*>(ycbcr.cb);
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nativeBuffer->dataCr = reinterpret_cast<uint8_t*>(ycbcr.cr);
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nativeBuffer->chromaStride = static_cast<uint32_t>(ycbcr.cstride);
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nativeBuffer->chromaStep = static_cast<uint32_t>(ycbcr.chroma_step);
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mCurrentLockedBuffers++;
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return OK;
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}
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status_t CpuConsumer::unlockBuffer(const LockedBuffer &nativeBuffer) {
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Mutex::Autolock _l(mMutex);
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size_t lockedIdx = 0;
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void *bufPtr = reinterpret_cast<void *>(nativeBuffer.data);
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for (; lockedIdx < static_cast<size_t>(mMaxLockedBuffers); lockedIdx++) {
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if (bufPtr == mAcquiredBuffers[lockedIdx].mBufferPointer) break;
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}
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if (lockedIdx == mMaxLockedBuffers) {
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CC_LOGE("%s: Can't find buffer to free", __FUNCTION__);
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return BAD_VALUE;
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}
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return releaseAcquiredBufferLocked(lockedIdx);
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}
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status_t CpuConsumer::releaseAcquiredBufferLocked(size_t lockedIdx) {
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status_t err;
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int fd = -1;
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err = mAcquiredBuffers[lockedIdx].mGraphicBuffer->unlockAsync(&fd);
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if (err != OK) {
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CC_LOGE("%s: Unable to unlock graphic buffer %zd", __FUNCTION__,
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lockedIdx);
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return err;
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}
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int buf = mAcquiredBuffers[lockedIdx].mSlot;
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if (CC_LIKELY(fd != -1)) {
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sp<Fence> fence(new Fence(fd));
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addReleaseFenceLocked(
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mAcquiredBuffers[lockedIdx].mSlot,
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mSlots[buf].mGraphicBuffer,
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fence);
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}
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// release the buffer if it hasn't already been freed by the BufferQueue.
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// This can happen, for example, when the producer of this buffer
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// disconnected after this buffer was acquired.
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if (CC_LIKELY(mAcquiredBuffers[lockedIdx].mGraphicBuffer ==
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mSlots[buf].mGraphicBuffer)) {
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releaseBufferLocked(
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buf, mAcquiredBuffers[lockedIdx].mGraphicBuffer,
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EGL_NO_DISPLAY, EGL_NO_SYNC_KHR);
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}
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AcquiredBuffer &ab = mAcquiredBuffers.editItemAt(lockedIdx);
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ab.mSlot = BufferQueue::INVALID_BUFFER_SLOT;
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ab.mBufferPointer = NULL;
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ab.mGraphicBuffer.clear();
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mCurrentLockedBuffers--;
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return OK;
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}
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void CpuConsumer::freeBufferLocked(int slotIndex) {
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ConsumerBase::freeBufferLocked(slotIndex);
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}
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} // namespace android
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