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/*
* Copyright (C) 2013 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 "rsAllocation.h"
#include "rsContext.h"
#include "rsGrallocConsumer.h"
#include "rs_hal.h"
namespace android {
namespace renderscript {
GrallocConsumer::GrallocConsumer (const Context *rsc, Allocation *a, uint32_t numAlloc)
{
mCtx = rsc;
mAlloc = new Allocation *[numAlloc];
mAcquiredBuffer = new AcquiredBuffer[numAlloc];
isIdxUsed = new bool[numAlloc];
mAlloc[0] = a;
isIdxUsed[0] = true;
mNumAlloc = numAlloc;
uint32_t width = a->mHal.drvState.lod[0].dimX;
uint32_t height = a->mHal.drvState.lod[0].dimY;
if (height < 1) height = 1;
int32_t format = AIMAGE_FORMAT_RGBA_8888;
if (a->mHal.state.yuv) {
format = AIMAGE_FORMAT_YUV_420_888;
}
media_status_t ret = AImageReader_new(
width, height, format,
mNumAlloc, &mImgReader);
if (ret != AMEDIA_OK || mImgReader == nullptr) {
ALOGE("Error creating image reader. ret %d", ret);
}
ret = AImageReader_getWindow(mImgReader, &mNativeWindow);
if (ret != AMEDIA_OK || mNativeWindow == nullptr) {
ALOGE("Error creating native window. ret %d", ret);
}
mReaderCb = {this, GrallocConsumer::onFrameAvailable};
ret = AImageReader_setImageListener(mImgReader, &mReaderCb);
for (uint32_t i = 1; i < numAlloc; i++) {
isIdxUsed[i] = false;
}
}
GrallocConsumer::~GrallocConsumer() {
AImageReader_delete(mImgReader);
delete[] mAlloc;
delete[] mAcquiredBuffer;
delete[] isIdxUsed;
}
void GrallocConsumer::onFrameAvailable(void* obj, AImageReader* reader) {
GrallocConsumer* consumer = (GrallocConsumer *) obj;
for (uint32_t i = 0; i < consumer->mNumAlloc; i++) {
if (consumer->mAlloc[i] != nullptr) {
intptr_t ip = (intptr_t)(consumer->mAlloc[i]);
consumer->mCtx->sendMessageToClient(&ip,
RS_MESSAGE_TO_CLIENT_NEW_BUFFER, 0, sizeof(ip), true);
}
}
}
ANativeWindow* GrallocConsumer::getNativeWindow() {
return mNativeWindow;
}
media_status_t GrallocConsumer::lockNextBuffer(uint32_t idx) {
media_status_t ret;
if (idx >= mNumAlloc) {
ALOGE("Invalid buffer index: %d", idx);
return AMEDIA_ERROR_INVALID_PARAMETER;
}
if (mAcquiredBuffer[idx].mImg != nullptr) {
ret = unlockBuffer(idx);
if (ret != AMEDIA_OK) {
return ret;
}
}
ret = AImageReader_acquireNextImage(mImgReader, &(mAcquiredBuffer[idx].mImg));
if (ret != AMEDIA_OK || mAcquiredBuffer[idx].mImg == nullptr) {
ALOGE("%s: acquire image from reader %p failed! ret: %d, img %p",
__FUNCTION__, mImgReader, ret, mAcquiredBuffer[idx].mImg);
return ret;
}
AImage *img = mAcquiredBuffer[idx].mImg;
int32_t format = -1;
ret = AImage_getFormat(img, &format);
if (ret != AMEDIA_OK || format == -1) {
ALOGE("%s: get format for image %p failed! ret: %d, format %d",
__FUNCTION__, img, ret, format);
return ret;
}
if (format != AIMAGE_FORMAT_YUV_420_888 && format != AIMAGE_FORMAT_RGBA_8888) {
ALOGE("Format %d not supported", format);
return AMEDIA_ERROR_INVALID_OBJECT;
}
uint8_t *data = nullptr;
int dataLength = 0;
ret = AImage_getPlaneData(img, 0, &data, &dataLength);
if (ret != AMEDIA_OK || data == nullptr || dataLength <= 0) {
ALOGE("%s: get data for image %p failed! ret: %d, data %p, len %d",
__FUNCTION__, img, ret, data, dataLength);
return ret;
}
int64_t timestamp = -1;
ret = AImage_getTimestamp(img, &timestamp);
if (ret != AMEDIA_OK || timestamp == -1) {
ALOGE("%s: get timestamp for image %p failed! ret: %d",
__FUNCTION__, img, ret);
return ret;
}
int32_t rowstride = -1;
ret = AImage_getPlaneRowStride(img, 0, &rowstride);
if (ret != AMEDIA_OK || rowstride == -1) {
ALOGE("%s: get row stride for image %p failed! ret: %d, rowstride %d",
__FUNCTION__, img, ret, rowstride);
return ret;
}
AHardwareBuffer *hardwareBuffer = nullptr;
ret = AImage_getHardwareBuffer(img, &hardwareBuffer);
if (ret != AMEDIA_OK || hardwareBuffer == nullptr) {
ALOGE("%s: get hardware buffer for image %p failed! ret: %d",
__FUNCTION__, img, ret);
return ret;
}
mAcquiredBuffer[idx].mBufferPointer = data;
mAlloc[idx]->mHal.drvState.lod[0].mallocPtr = data;
mAlloc[idx]->mHal.drvState.lod[0].stride = rowstride;
mAlloc[idx]->mHal.state.nativeBuffer = hardwareBuffer;
mAlloc[idx]->mHal.state.timestamp = timestamp;
if (format == AIMAGE_FORMAT_YUV_420_888) {
const int yWidth = mAlloc[idx]->mHal.drvState.lod[0].dimX;
const int yHeight = mAlloc[idx]->mHal.drvState.lod[0].dimY;
const int cWidth = yWidth / 2;
const int cHeight = yHeight / 2;
uint8_t *uData = nullptr;
int uDataLength = 0;
ret = AImage_getPlaneData(img, 1, &uData, &uDataLength);
if (ret != AMEDIA_OK || uData == nullptr || uDataLength <= 0) {
ALOGE("%s: get U data for image %p failed! ret: %d, data %p, len %d",
__FUNCTION__, img, ret, uData, uDataLength);
return ret;
}
uint8_t *vData = nullptr;
int vDataLength = 0;
ret = AImage_getPlaneData(img, 2, &vData, &vDataLength);
if (ret != AMEDIA_OK || vData == nullptr || vDataLength <= 0) {
ALOGE("%s: get V data for image %p failed! ret: %d, data %p, len %d",
__FUNCTION__, img, ret, vData, vDataLength);
return ret;
}
int32_t uRowStride = -1;
ret = AImage_getPlaneRowStride(img, 1, &uRowStride);
if (ret != AMEDIA_OK || uRowStride == -1) {
ALOGE("%s: get U row stride for image %p failed! ret: %d, uRowStride %d",
__FUNCTION__, img, ret, uRowStride);
return ret;
}
int32_t vRowStride = -1;
ret = AImage_getPlaneRowStride(img, 2, &vRowStride);
if (ret != AMEDIA_OK || vRowStride == -1) {
ALOGE("%s: get V row stride for image %p failed! ret: %d, vRowStride %d",
__FUNCTION__, img, ret, vRowStride);
return ret;
}
int32_t uPixStride = -1;
ret = AImage_getPlanePixelStride(img, 1, &uPixStride);
if (ret != AMEDIA_OK || uPixStride == -1) {
ALOGE("%s: get U pixel stride for image %p failed! ret: %d, uPixStride %d",
__FUNCTION__, img, ret, uPixStride);
return ret;
}
mAlloc[idx]->mHal.drvState.lod[1].dimX = cWidth;
mAlloc[idx]->mHal.drvState.lod[1].dimY = cHeight;
mAlloc[idx]->mHal.drvState.lod[2].dimX = cWidth;
mAlloc[idx]->mHal.drvState.lod[2].dimY = cHeight;
mAlloc[idx]->mHal.drvState.lod[1].mallocPtr = uData;
mAlloc[idx]->mHal.drvState.lod[2].mallocPtr = vData;
mAlloc[idx]->mHal.drvState.lod[1].stride = uRowStride;
mAlloc[idx]->mHal.drvState.lod[2].stride = vRowStride;
mAlloc[idx]->mHal.drvState.yuv.shift = 1;
mAlloc[idx]->mHal.drvState.yuv.step = uPixStride;
mAlloc[idx]->mHal.drvState.lodCount = 3;
}
return AMEDIA_OK;
}
media_status_t GrallocConsumer::unlockBuffer(uint32_t idx) {
media_status_t ret;
if (idx >= mNumAlloc) {
ALOGE("Invalid buffer index: %d", idx);
return AMEDIA_ERROR_INVALID_PARAMETER;
}
if (mAcquiredBuffer[idx].mImg == nullptr) {
return AMEDIA_OK;
}
AImage_delete(mAcquiredBuffer[idx].mImg);
mAcquiredBuffer[idx].mImg = nullptr;
return AMEDIA_OK;
}
uint32_t GrallocConsumer::getNextAvailableIdx(Allocation *a) {
for (uint32_t i = 0; i < mNumAlloc; i++) {
if (isIdxUsed[i] == false) {
mAlloc[i] = a;
isIdxUsed[i] = true;
return i;
}
}
return mNumAlloc;
}
bool GrallocConsumer::releaseIdx(uint32_t idx) {
if (idx >= mNumAlloc) {
ALOGE("Invalid buffer index: %d", idx);
return false;
}
if (isIdxUsed[idx] == false) {
ALOGV("Buffer index already released: %d", idx);
return true;
}
media_status_t ret;
ret = unlockBuffer(idx);
if (ret != OK) {
ALOGE("Unable to unlock graphic buffer");
return false;
}
mAlloc[idx] = nullptr;
isIdxUsed[idx] = false;
return true;
}
bool GrallocConsumer::isActive() {
for (uint32_t i = 0; i < mNumAlloc; i++) {
if (isIdxUsed[i]) {
return true;
}
}
return false;
}
} // namespace renderscript
} // namespace android