/* * Copyright (C) 2016 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 <inttypes.h> //#define LOG_NDEBUG 0 #define LOG_TAG "NdkImage" #include "NdkImagePriv.h" #include "NdkImageReaderPriv.h" #include <android_media_Utils.h> #include <private/android/AHardwareBufferHelpers.h> #include <utils/Log.h> #include "hardware/camera3.h" using namespace android; #define ALIGN(x, mask) ( ((x) + (mask) - 1) & ~((mask) - 1) ) AImage::AImage(AImageReader* reader, int32_t format, uint64_t usage, BufferItem* buffer, int64_t timestamp, int32_t width, int32_t height, int32_t numPlanes) : mReader(reader), mFormat(format), mUsage(usage), mBuffer(buffer), mLockedBuffer(nullptr), mTimestamp(timestamp), mWidth(width), mHeight(height), mNumPlanes(numPlanes) { } AImage::~AImage() { Mutex::Autolock _l(mLock); if (!mIsClosed) { LOG_ALWAYS_FATAL( "Error: AImage %p is deleted before returning buffer to AImageReader!", this); } } bool AImage::isClosed() const { Mutex::Autolock _l(mLock); return mIsClosed; } void AImage::close(int releaseFenceFd) { Mutex::Autolock _l(mLock); if (mIsClosed) { return; } sp<AImageReader> reader = mReader.promote(); if (reader != nullptr) { reader->releaseImageLocked(this, releaseFenceFd); } else if (mBuffer != nullptr) { LOG_ALWAYS_FATAL("%s: parent AImageReader closed without releasing image %p", __FUNCTION__, this); } // Should have been set to nullptr in releaseImageLocked // Set to nullptr here for extra safety only mBuffer = nullptr; mLockedBuffer = nullptr; mIsClosed = true; } void AImage::free() { if (!isClosed()) { ALOGE("Cannot free AImage before close!"); return; } delete this; } void AImage::lockReader() const { sp<AImageReader> reader = mReader.promote(); if (reader == nullptr) { // Reader has been closed return; } reader->mLock.lock(); } void AImage::unlockReader() const { sp<AImageReader> reader = mReader.promote(); if (reader == nullptr) { // Reader has been closed return; } reader->mLock.unlock(); } media_status_t AImage::getWidth(int32_t* width) const { if (width == nullptr) { return AMEDIA_ERROR_INVALID_PARAMETER; } *width = -1; if (isClosed()) { ALOGE("%s: image %p has been closed!", __FUNCTION__, this); return AMEDIA_ERROR_INVALID_OBJECT; } *width = mWidth; return AMEDIA_OK; } media_status_t AImage::getHeight(int32_t* height) const { if (height == nullptr) { return AMEDIA_ERROR_INVALID_PARAMETER; } *height = -1; if (isClosed()) { ALOGE("%s: image %p has been closed!", __FUNCTION__, this); return AMEDIA_ERROR_INVALID_OBJECT; } *height = mHeight; return AMEDIA_OK; } media_status_t AImage::getFormat(int32_t* format) const { if (format == nullptr) { return AMEDIA_ERROR_INVALID_PARAMETER; } *format = -1; if (isClosed()) { ALOGE("%s: image %p has been closed!", __FUNCTION__, this); return AMEDIA_ERROR_INVALID_OBJECT; } *format = mFormat; return AMEDIA_OK; } media_status_t AImage::getNumPlanes(int32_t* numPlanes) const { if (numPlanes == nullptr) { return AMEDIA_ERROR_INVALID_PARAMETER; } *numPlanes = -1; if (isClosed()) { ALOGE("%s: image %p has been closed!", __FUNCTION__, this); return AMEDIA_ERROR_INVALID_OBJECT; } *numPlanes = mNumPlanes; return AMEDIA_OK; } media_status_t AImage::getTimestamp(int64_t* timestamp) const { if (timestamp == nullptr) { return AMEDIA_ERROR_INVALID_PARAMETER; } *timestamp = -1; if (isClosed()) { ALOGE("%s: image %p has been closed!", __FUNCTION__, this); return AMEDIA_ERROR_INVALID_OBJECT; } *timestamp = mTimestamp; return AMEDIA_OK; } media_status_t AImage::lockImage() { if (mBuffer == nullptr || mBuffer->mGraphicBuffer == nullptr) { LOG_ALWAYS_FATAL("%s: AImage %p has no buffer.", __FUNCTION__, this); return AMEDIA_ERROR_INVALID_OBJECT; } if ((mUsage & AHARDWAREBUFFER_USAGE_CPU_READ_OFTEN) == 0) { ALOGE("%s: AImage %p does not have any software read usage bits set, usage=%" PRIu64 "", __FUNCTION__, this, mUsage); return AMEDIA_IMGREADER_CANNOT_LOCK_IMAGE; } if (mLockedBuffer != nullptr) { // Return immediately if the image has already been locked. return AMEDIA_OK; } auto lockedBuffer = std::make_unique<CpuConsumer::LockedBuffer>(); uint64_t grallocUsage = AHardwareBuffer_convertToGrallocUsageBits(mUsage); status_t ret = lockImageFromBuffer(mBuffer, grallocUsage, mBuffer->mFence->dup(), lockedBuffer.get()); if (ret != OK) { ALOGE("%s: AImage %p failed to lock, error=%d", __FUNCTION__, this, ret); return AMEDIA_IMGREADER_CANNOT_LOCK_IMAGE; } ALOGV("%s: Successfully locked the image %p.", __FUNCTION__, this); mLockedBuffer = std::move(lockedBuffer); return AMEDIA_OK; } media_status_t AImage::unlockImageIfLocked(int* fenceFd) { if (fenceFd == nullptr) { LOG_ALWAYS_FATAL("%s: fenceFd cannot be null.", __FUNCTION__); return AMEDIA_ERROR_INVALID_PARAMETER; } if (mBuffer == nullptr || mBuffer->mGraphicBuffer == nullptr) { LOG_ALWAYS_FATAL("%s: AImage %p has no buffer.", __FUNCTION__, this); return AMEDIA_ERROR_INVALID_OBJECT; } if (mLockedBuffer == nullptr) { // This image hasn't been locked yet, no need to unlock. *fenceFd = -1; return AMEDIA_OK; } // No fence by default. int releaseFenceFd = -1; status_t res = mBuffer->mGraphicBuffer->unlockAsync(&releaseFenceFd); if (res != OK) { ALOGE("%s unlock buffer failed on iamge %p.", __FUNCTION__, this); *fenceFd = -1; return AMEDIA_IMGREADER_CANNOT_UNLOCK_IMAGE; } *fenceFd = releaseFenceFd; return AMEDIA_OK; } media_status_t AImage::getPlanePixelStride(int planeIdx, /*out*/int32_t* pixelStride) const { if (mLockedBuffer == nullptr) { ALOGE("%s: buffer not locked.", __FUNCTION__); return AMEDIA_IMGREADER_IMAGE_NOT_LOCKED; } if (planeIdx < 0 || planeIdx >= mNumPlanes) { ALOGE("Error: planeIdx %d out of bound [0,%d]", planeIdx, mNumPlanes - 1); return AMEDIA_ERROR_INVALID_PARAMETER; } if (pixelStride == nullptr) { return AMEDIA_ERROR_INVALID_PARAMETER; } if (isClosed()) { ALOGE("%s: image %p has been closed!", __FUNCTION__, this); return AMEDIA_ERROR_INVALID_OBJECT; } int32_t fmt = mLockedBuffer->flexFormat; switch (fmt) { case HAL_PIXEL_FORMAT_YCbCr_420_888: *pixelStride = (planeIdx == 0) ? 1 : mLockedBuffer->chromaStep; return AMEDIA_OK; case HAL_PIXEL_FORMAT_YCrCb_420_SP: *pixelStride = (planeIdx == 0) ? 1 : 2; return AMEDIA_OK; case HAL_PIXEL_FORMAT_Y8: *pixelStride = 1; return AMEDIA_OK; case HAL_PIXEL_FORMAT_YV12: *pixelStride = 1; return AMEDIA_OK; case HAL_PIXEL_FORMAT_Y16: case HAL_PIXEL_FORMAT_RAW16: case HAL_PIXEL_FORMAT_RGB_565: // Single plane 16bpp data. *pixelStride = 2; return AMEDIA_OK; case HAL_PIXEL_FORMAT_RGBA_8888: case HAL_PIXEL_FORMAT_RGBX_8888: *pixelStride = 4; return AMEDIA_OK; case HAL_PIXEL_FORMAT_RGB_888: // Single plane, 24bpp. *pixelStride = 3; return AMEDIA_OK; case HAL_PIXEL_FORMAT_BLOB: case HAL_PIXEL_FORMAT_RAW10: case HAL_PIXEL_FORMAT_RAW12: case HAL_PIXEL_FORMAT_RAW_OPAQUE: // Blob is used for JPEG data, RAW10 and RAW12 is used for 10-bit and 12-bit raw data, // those are single plane data without pixel stride defined return AMEDIA_ERROR_UNSUPPORTED; default: ALOGE("Pixel format: 0x%x is unsupported", fmt); return AMEDIA_ERROR_UNSUPPORTED; } } media_status_t AImage::getPlaneRowStride(int planeIdx, /*out*/int32_t* rowStride) const { if (mLockedBuffer == nullptr) { ALOGE("%s: buffer not locked.", __FUNCTION__); return AMEDIA_IMGREADER_IMAGE_NOT_LOCKED; } if (planeIdx < 0 || planeIdx >= mNumPlanes) { ALOGE("Error: planeIdx %d out of bound [0,%d]", planeIdx, mNumPlanes - 1); return AMEDIA_ERROR_INVALID_PARAMETER; } if (rowStride == nullptr) { return AMEDIA_ERROR_INVALID_PARAMETER; } if (isClosed()) { ALOGE("%s: image %p has been closed!", __FUNCTION__, this); return AMEDIA_ERROR_INVALID_OBJECT; } int32_t fmt = mLockedBuffer->flexFormat; switch (fmt) { case HAL_PIXEL_FORMAT_YCbCr_420_888: *rowStride = (planeIdx == 0) ? mLockedBuffer->stride : mLockedBuffer->chromaStride; return AMEDIA_OK; case HAL_PIXEL_FORMAT_YCrCb_420_SP: *rowStride = mLockedBuffer->width; return AMEDIA_OK; case HAL_PIXEL_FORMAT_YV12: if (mLockedBuffer->stride % 16) { ALOGE("Stride %d is not 16 pixel aligned!", mLockedBuffer->stride); return AMEDIA_ERROR_UNKNOWN; } *rowStride = (planeIdx == 0) ? mLockedBuffer->stride : ALIGN(mLockedBuffer->stride / 2, 16); return AMEDIA_OK; case HAL_PIXEL_FORMAT_RAW10: case HAL_PIXEL_FORMAT_RAW12: // RAW10 and RAW12 are used for 10-bit and 12-bit raw data, they are single plane *rowStride = mLockedBuffer->stride; return AMEDIA_OK; case HAL_PIXEL_FORMAT_Y8: if (mLockedBuffer->stride % 16) { ALOGE("Stride %d is not 16 pixel aligned!", mLockedBuffer->stride); return AMEDIA_ERROR_UNKNOWN; } *rowStride = mLockedBuffer->stride; return AMEDIA_OK; case HAL_PIXEL_FORMAT_Y16: case HAL_PIXEL_FORMAT_RAW16: // In native side, strides are specified in pixels, not in bytes. // Single plane 16bpp bayer data. even width/height, // row stride multiple of 16 pixels (32 bytes) if (mLockedBuffer->stride % 16) { ALOGE("Stride %d is not 16 pixel aligned!", mLockedBuffer->stride); return AMEDIA_ERROR_UNKNOWN; } *rowStride = mLockedBuffer->stride * 2; return AMEDIA_OK; case HAL_PIXEL_FORMAT_RGB_565: *rowStride = mLockedBuffer->stride * 2; return AMEDIA_OK; case HAL_PIXEL_FORMAT_RGBA_8888: case HAL_PIXEL_FORMAT_RGBX_8888: *rowStride = mLockedBuffer->stride * 4; return AMEDIA_OK; case HAL_PIXEL_FORMAT_RGB_888: // Single plane, 24bpp. *rowStride = mLockedBuffer->stride * 3; return AMEDIA_OK; case HAL_PIXEL_FORMAT_BLOB: case HAL_PIXEL_FORMAT_RAW_OPAQUE: // Blob is used for JPEG/Raw opaque data. It is single plane and has 0 row stride and // no row stride defined return AMEDIA_ERROR_UNSUPPORTED; default: ALOGE("%s Pixel format: 0x%x is unsupported", __FUNCTION__, fmt); return AMEDIA_ERROR_UNSUPPORTED; } } uint32_t AImage::getJpegSize() const { if (mLockedBuffer == nullptr) { LOG_ALWAYS_FATAL("Error: buffer is null"); } uint32_t size = 0; uint32_t width = mLockedBuffer->width; uint8_t* jpegBuffer = mLockedBuffer->data; // First check for JPEG transport header at the end of the buffer uint8_t* header = jpegBuffer + (width - sizeof(struct camera3_jpeg_blob)); struct camera3_jpeg_blob* blob = (struct camera3_jpeg_blob*)(header); if (blob->jpeg_blob_id == CAMERA3_JPEG_BLOB_ID) { size = blob->jpeg_size; ALOGV("%s: Jpeg size = %d", __FUNCTION__, size); } // failed to find size, default to whole buffer if (size == 0) { /* * This is a problem because not including the JPEG header * means that in certain rare situations a regular JPEG blob * will be misidentified as having a header, in which case * we will get a garbage size value. */ ALOGW("%s: No JPEG header detected, defaulting to size=width=%d", __FUNCTION__, width); size = width; } return size; } media_status_t AImage::getPlaneData(int planeIdx,/*out*/uint8_t** data, /*out*/int* dataLength) const { if (mLockedBuffer == nullptr) { ALOGE("%s: buffer not locked.", __FUNCTION__); return AMEDIA_IMGREADER_IMAGE_NOT_LOCKED; } if (planeIdx < 0 || planeIdx >= mNumPlanes) { ALOGE("Error: planeIdx %d out of bound [0,%d]", planeIdx, mNumPlanes - 1); return AMEDIA_ERROR_INVALID_PARAMETER; } if (data == nullptr || dataLength == nullptr) { return AMEDIA_ERROR_INVALID_PARAMETER; } if (isClosed()) { ALOGE("%s: image %p has been closed!", __FUNCTION__, this); return AMEDIA_ERROR_INVALID_OBJECT; } uint32_t dataSize, ySize, cSize, cStride; uint8_t* cb = nullptr; uint8_t* cr = nullptr; uint8_t* pData = nullptr; int bytesPerPixel = 0; int32_t fmt = mLockedBuffer->flexFormat; switch (fmt) { case HAL_PIXEL_FORMAT_YCbCr_420_888: pData = (planeIdx == 0) ? mLockedBuffer->data : (planeIdx == 1) ? mLockedBuffer->dataCb : mLockedBuffer->dataCr; // only map until last pixel if (planeIdx == 0) { dataSize = mLockedBuffer->stride * (mLockedBuffer->height - 1) + mLockedBuffer->width; } else { dataSize = mLockedBuffer->chromaStride * (mLockedBuffer->height / 2 - 1) + mLockedBuffer->chromaStep * (mLockedBuffer->width / 2 - 1) + 1; } break; // NV21 case HAL_PIXEL_FORMAT_YCrCb_420_SP: cr = mLockedBuffer->data + (mLockedBuffer->stride * mLockedBuffer->height); cb = cr + 1; // only map until last pixel ySize = mLockedBuffer->width * (mLockedBuffer->height - 1) + mLockedBuffer->width; cSize = mLockedBuffer->width * (mLockedBuffer->height / 2 - 1) + mLockedBuffer->width - 1; pData = (planeIdx == 0) ? mLockedBuffer->data : (planeIdx == 1) ? cb : cr; dataSize = (planeIdx == 0) ? ySize : cSize; break; case HAL_PIXEL_FORMAT_YV12: // Y and C stride need to be 16 pixel aligned. if (mLockedBuffer->stride % 16) { ALOGE("Stride %d is not 16 pixel aligned!", mLockedBuffer->stride); return AMEDIA_ERROR_UNKNOWN; } ySize = mLockedBuffer->stride * mLockedBuffer->height; cStride = ALIGN(mLockedBuffer->stride / 2, 16); cr = mLockedBuffer->data + ySize; cSize = cStride * mLockedBuffer->height / 2; cb = cr + cSize; pData = (planeIdx == 0) ? mLockedBuffer->data : (planeIdx == 1) ? cb : cr; dataSize = (planeIdx == 0) ? ySize : cSize; break; case HAL_PIXEL_FORMAT_Y8: // Single plane, 8bpp. pData = mLockedBuffer->data; dataSize = mLockedBuffer->stride * mLockedBuffer->height; break; case HAL_PIXEL_FORMAT_Y16: bytesPerPixel = 2; pData = mLockedBuffer->data; dataSize = mLockedBuffer->stride * mLockedBuffer->height * bytesPerPixel; break; case HAL_PIXEL_FORMAT_BLOB: // Used for JPEG data, height must be 1, width == size, single plane. if (mLockedBuffer->height != 1) { ALOGE("Jpeg should have height value one but got %d", mLockedBuffer->height); return AMEDIA_ERROR_UNKNOWN; } pData = mLockedBuffer->data; dataSize = getJpegSize(); break; case HAL_PIXEL_FORMAT_RAW16: // Single plane 16bpp bayer data. bytesPerPixel = 2; pData = mLockedBuffer->data; dataSize = mLockedBuffer->stride * mLockedBuffer->height * bytesPerPixel; break; case HAL_PIXEL_FORMAT_RAW_OPAQUE: // Used for RAW_OPAQUE data, height must be 1, width == size, single plane. if (mLockedBuffer->height != 1) { ALOGE("RAW_OPAQUE should have height value one but got %d", mLockedBuffer->height); return AMEDIA_ERROR_UNKNOWN; } pData = mLockedBuffer->data; dataSize = mLockedBuffer->width; break; case HAL_PIXEL_FORMAT_RAW10: // Single plane 10bpp bayer data. if (mLockedBuffer->width % 4) { ALOGE("Width is not multiple of 4 %d", mLockedBuffer->width); return AMEDIA_ERROR_UNKNOWN; } if (mLockedBuffer->height % 2) { ALOGE("Height is not multiple of 2 %d", mLockedBuffer->height); return AMEDIA_ERROR_UNKNOWN; } if (mLockedBuffer->stride < (mLockedBuffer->width * 10 / 8)) { ALOGE("stride (%d) should be at least %d", mLockedBuffer->stride, mLockedBuffer->width * 10 / 8); return AMEDIA_ERROR_UNKNOWN; } pData = mLockedBuffer->data; dataSize = mLockedBuffer->stride * mLockedBuffer->height; break; case HAL_PIXEL_FORMAT_RAW12: // Single plane 10bpp bayer data. if (mLockedBuffer->width % 4) { ALOGE("Width is not multiple of 4 %d", mLockedBuffer->width); return AMEDIA_ERROR_UNKNOWN; } if (mLockedBuffer->height % 2) { ALOGE("Height is not multiple of 2 %d", mLockedBuffer->height); return AMEDIA_ERROR_UNKNOWN; } if (mLockedBuffer->stride < (mLockedBuffer->width * 12 / 8)) { ALOGE("stride (%d) should be at least %d", mLockedBuffer->stride, mLockedBuffer->width * 12 / 8); return AMEDIA_ERROR_UNKNOWN; } pData = mLockedBuffer->data; dataSize = mLockedBuffer->stride * mLockedBuffer->height; break; case HAL_PIXEL_FORMAT_RGBA_8888: case HAL_PIXEL_FORMAT_RGBX_8888: // Single plane, 32bpp. bytesPerPixel = 4; pData = mLockedBuffer->data; dataSize = mLockedBuffer->stride * mLockedBuffer->height * bytesPerPixel; break; case HAL_PIXEL_FORMAT_RGB_565: // Single plane, 16bpp. bytesPerPixel = 2; pData = mLockedBuffer->data; dataSize = mLockedBuffer->stride * mLockedBuffer->height * bytesPerPixel; break; case HAL_PIXEL_FORMAT_RGB_888: // Single plane, 24bpp. bytesPerPixel = 3; pData = mLockedBuffer->data; dataSize = mLockedBuffer->stride * mLockedBuffer->height * bytesPerPixel; break; default: ALOGE("Pixel format: 0x%x is unsupported", fmt); return AMEDIA_ERROR_UNSUPPORTED; } *data = pData; *dataLength = dataSize; return AMEDIA_OK; } media_status_t AImage::getHardwareBuffer(/*out*/AHardwareBuffer** buffer) const { if (mBuffer == nullptr || mBuffer->mGraphicBuffer == nullptr) { ALOGE("%s: AImage %p has no buffer.", __FUNCTION__, this); return AMEDIA_ERROR_INVALID_OBJECT; } // TODO(jwcai) Someone from Android graphics team stating this should just be a static_cast. *buffer = reinterpret_cast<AHardwareBuffer*>(mBuffer->mGraphicBuffer.get()); return AMEDIA_OK; } EXPORT void AImage_delete(AImage* image) { ALOGV("%s", __FUNCTION__); AImage_deleteAsync(image, -1); return; } EXPORT void AImage_deleteAsync(AImage* image, int releaseFenceFd) { ALOGV("%s", __FUNCTION__); if (image != nullptr) { image->lockReader(); image->close(releaseFenceFd); image->unlockReader(); if (!image->isClosed()) { LOG_ALWAYS_FATAL("Image close failed!"); } image->free(); } return; } EXPORT media_status_t AImage_getWidth(const AImage* image, /*out*/int32_t* width) { ALOGV("%s", __FUNCTION__); if (image == nullptr || width == nullptr) { ALOGE("%s: bad argument. image %p width %p", __FUNCTION__, image, width); return AMEDIA_ERROR_INVALID_PARAMETER; } return image->getWidth(width); } EXPORT media_status_t AImage_getHeight(const AImage* image, /*out*/int32_t* height) { ALOGV("%s", __FUNCTION__); if (image == nullptr || height == nullptr) { ALOGE("%s: bad argument. image %p height %p", __FUNCTION__, image, height); return AMEDIA_ERROR_INVALID_PARAMETER; } return image->getHeight(height); } EXPORT media_status_t AImage_getFormat(const AImage* image, /*out*/int32_t* format) { ALOGV("%s", __FUNCTION__); if (image == nullptr || format == nullptr) { ALOGE("%s: bad argument. image %p format %p", __FUNCTION__, image, format); return AMEDIA_ERROR_INVALID_PARAMETER; } return image->getFormat(format); } EXPORT media_status_t AImage_getCropRect(const AImage* image, /*out*/AImageCropRect* rect) { ALOGV("%s", __FUNCTION__); if (image == nullptr || rect == nullptr) { ALOGE("%s: bad argument. image %p rect %p", __FUNCTION__, image, rect); return AMEDIA_ERROR_INVALID_PARAMETER; } // For now AImage only supports camera outputs where cropRect is always full window int32_t width = -1; media_status_t ret = image->getWidth(&width); if (ret != AMEDIA_OK) { return ret; } int32_t height = -1; ret = image->getHeight(&height); if (ret != AMEDIA_OK) { return ret; } rect->left = 0; rect->top = 0; rect->right = width; rect->bottom = height; return AMEDIA_OK; } EXPORT media_status_t AImage_getTimestamp(const AImage* image, /*out*/int64_t* timestampNs) { ALOGV("%s", __FUNCTION__); if (image == nullptr || timestampNs == nullptr) { ALOGE("%s: bad argument. image %p timestampNs %p", __FUNCTION__, image, timestampNs); return AMEDIA_ERROR_INVALID_PARAMETER; } return image->getTimestamp(timestampNs); } EXPORT media_status_t AImage_getNumberOfPlanes(const AImage* image, /*out*/int32_t* numPlanes) { ALOGV("%s", __FUNCTION__); if (image == nullptr || numPlanes == nullptr) { ALOGE("%s: bad argument. image %p numPlanes %p", __FUNCTION__, image, numPlanes); return AMEDIA_ERROR_INVALID_PARAMETER; } return image->getNumPlanes(numPlanes); } EXPORT media_status_t AImage_getPlanePixelStride( const AImage* image, int planeIdx, /*out*/int32_t* pixelStride) { ALOGV("%s", __FUNCTION__); if (image == nullptr || pixelStride == nullptr) { ALOGE("%s: bad argument. image %p pixelStride %p", __FUNCTION__, image, pixelStride); return AMEDIA_ERROR_INVALID_PARAMETER; } media_status_t ret = const_cast<AImage*>(image)->lockImage(); if (ret != AMEDIA_OK) { ALOGE("%s: failed to lock buffer for CPU access. image %p, error=%d.", __FUNCTION__, image, ret); return ret; } return image->getPlanePixelStride(planeIdx, pixelStride); } EXPORT media_status_t AImage_getPlaneRowStride( const AImage* image, int planeIdx, /*out*/int32_t* rowStride) { ALOGV("%s", __FUNCTION__); if (image == nullptr || rowStride == nullptr) { ALOGE("%s: bad argument. image %p rowStride %p", __FUNCTION__, image, rowStride); return AMEDIA_ERROR_INVALID_PARAMETER; } media_status_t ret = const_cast<AImage*>(image)->lockImage(); if (ret != AMEDIA_OK) { ALOGE("%s: failed to lock buffer for CPU access. image %p, error=%d.", __FUNCTION__, image, ret); return ret; } return image->getPlaneRowStride(planeIdx, rowStride); } EXPORT media_status_t AImage_getPlaneData( const AImage* image, int planeIdx, /*out*/uint8_t** data, /*out*/int* dataLength) { ALOGV("%s", __FUNCTION__); if (image == nullptr || data == nullptr || dataLength == nullptr) { ALOGE("%s: bad argument. image %p data %p dataLength %p", __FUNCTION__, image, data, dataLength); return AMEDIA_ERROR_INVALID_PARAMETER; } media_status_t ret = const_cast<AImage*>(image)->lockImage(); if (ret != AMEDIA_OK) { ALOGE("%s: failed to lock buffer for CPU access. image %p, error=%d.", __FUNCTION__, image, ret); return ret; } return image->getPlaneData(planeIdx, data, dataLength); } EXPORT media_status_t AImage_getHardwareBuffer( const AImage* image, /*out*/AHardwareBuffer** buffer) { ALOGV("%s", __FUNCTION__); if (image == nullptr || buffer == nullptr) { ALOGE("%s: bad argument. image %p buffer %p", __FUNCTION__, image, buffer); return AMEDIA_ERROR_INVALID_PARAMETER; } return image->getHardwareBuffer(buffer); }