blob: 107ce89f613fbfcdd52af4e49de92b028126cf15 [file] [log] [blame]
/*
* 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.
*/
//#define LOG_NDEBUG 0
#define LOG_TAG "C2AllocatorGralloc"
#include <utils/Log.h>
#include <mutex>
#include <aidl/android/hardware/graphics/common/PlaneLayoutComponentType.h>
#include <android/hardware/graphics/common/1.2/types.h>
#include <cutils/native_handle.h>
#include <drm/drm_fourcc.h>
#include <gralloctypes/Gralloc4.h>
#include <hardware/gralloc.h>
#include <ui/GraphicBufferAllocator.h>
#include <ui/GraphicBufferMapper.h>
#include <ui/Rect.h>
#include <C2AllocatorGralloc.h>
#include <C2Buffer.h>
#include <C2Debug.h>
#include <C2PlatformSupport.h>
using ::android::hardware::hidl_handle;
using PixelFormat4 = ::android::hardware::graphics::common::V1_2::PixelFormat;
namespace android {
namespace /* unnamed */ {
enum : uint64_t {
/**
* Usage mask that is passed through from gralloc to Codec 2.0 usage.
*/
PASSTHROUGH_USAGE_MASK =
~static_cast<uint64_t>(GRALLOC_USAGE_SW_READ_MASK |
GRALLOC_USAGE_SW_WRITE_MASK |
GRALLOC_USAGE_PROTECTED)
};
// verify that passthrough mask is within the platform mask
static_assert((~C2MemoryUsage::PLATFORM_MASK & PASSTHROUGH_USAGE_MASK) == 0, "");
} // unnamed
static bool isAtLeastT() {
return android_get_device_api_level() >= __ANDROID_API_T__;
}
C2MemoryUsage C2AndroidMemoryUsage::FromGrallocUsage(uint64_t usage) {
// gralloc does not support WRITE_PROTECTED
return C2MemoryUsage(
((usage & GRALLOC_USAGE_SW_READ_MASK) ? C2MemoryUsage::CPU_READ : 0) |
((usage & GRALLOC_USAGE_SW_WRITE_MASK) ? C2MemoryUsage::CPU_WRITE : 0) |
((usage & GRALLOC_USAGE_PROTECTED) ? C2MemoryUsage::READ_PROTECTED : 0) |
(usage & PASSTHROUGH_USAGE_MASK));
}
uint64_t C2AndroidMemoryUsage::asGrallocUsage() const {
// gralloc does not support WRITE_PROTECTED
return (((expected & C2MemoryUsage::CPU_READ) ? GRALLOC_USAGE_SW_READ_OFTEN : 0) |
((expected & C2MemoryUsage::CPU_WRITE) ? GRALLOC_USAGE_SW_WRITE_OFTEN : 0) |
((expected & C2MemoryUsage::READ_PROTECTED) ? GRALLOC_USAGE_PROTECTED : 0) |
(expected & PASSTHROUGH_USAGE_MASK));
}
namespace /* unnamed */ {
/* ===================================== GRALLOC ALLOCATION ==================================== */
bool native_handle_is_invalid(const native_handle_t *const handle) {
// perform basic validation of a native handle
if (handle == nullptr) {
// null handle is considered valid
return false;
}
return ((size_t)handle->version != sizeof(native_handle_t) ||
handle->numFds < 0 ||
handle->numInts < 0 ||
// for sanity assume handles must occupy less memory than INT_MAX bytes
handle->numFds > int((INT_MAX - handle->version) / sizeof(int)) - handle->numInts);
}
class C2HandleGralloc : public C2Handle {
private:
struct ExtraData {
uint32_t width;
uint32_t height;
uint32_t format;
uint32_t usage_lo;
uint32_t usage_hi;
uint32_t stride;
uint32_t generation;
uint32_t igbp_id_lo;
uint32_t igbp_id_hi;
uint32_t igbp_slot;
uint32_t magic;
};
enum {
NUM_INTS = sizeof(ExtraData) / sizeof(int),
};
const static uint32_t MAGIC = '\xc2gr\x00';
static
const ExtraData* GetExtraData(const C2Handle *const handle) {
if (handle == nullptr
|| native_handle_is_invalid(handle)
|| handle->numInts < NUM_INTS) {
return nullptr;
}
return reinterpret_cast<const ExtraData*>(
&handle->data[handle->numFds + handle->numInts - NUM_INTS]);
}
static
ExtraData *GetExtraData(C2Handle *const handle) {
return const_cast<ExtraData *>(GetExtraData(const_cast<const C2Handle *const>(handle)));
}
public:
void getIgbpData(uint32_t *generation, uint64_t *igbp_id, uint32_t *igbp_slot) const {
const ExtraData *ed = GetExtraData(this);
*generation = ed->generation;
*igbp_id = unsigned(ed->igbp_id_lo) | uint64_t(unsigned(ed->igbp_id_hi)) << 32;
*igbp_slot = ed->igbp_slot;
}
static bool IsValid(const C2Handle *const o) {
if (o == nullptr) { // null handle is always valid
return true;
}
const ExtraData *xd = GetExtraData(o);
// we cannot validate width/height/format/usage without accessing gralloc driver
return xd != nullptr && xd->magic == MAGIC;
}
static C2HandleGralloc* WrapAndMoveNativeHandle(
const native_handle_t *const handle,
uint32_t width, uint32_t height, uint32_t format, uint64_t usage,
uint32_t stride, uint32_t generation, uint64_t igbp_id = 0, uint32_t igbp_slot = 0) {
//CHECK(handle != nullptr);
if (native_handle_is_invalid(handle) ||
handle->numInts > int((INT_MAX - handle->version) / sizeof(int)) - NUM_INTS - handle->numFds) {
return nullptr;
}
ExtraData xd = {
width, height, format, uint32_t(usage & 0xFFFFFFFF), uint32_t(usage >> 32),
stride, generation, uint32_t(igbp_id & 0xFFFFFFFF), uint32_t(igbp_id >> 32),
igbp_slot, MAGIC
};
native_handle_t *res = native_handle_create(handle->numFds, handle->numInts + NUM_INTS);
if (res != nullptr) {
memcpy(&res->data, &handle->data, sizeof(int) * (handle->numFds + handle->numInts));
*GetExtraData(res) = xd;
}
return reinterpret_cast<C2HandleGralloc *>(res);
}
static C2HandleGralloc* WrapNativeHandle(
const native_handle_t *const handle,
uint32_t width, uint32_t height, uint32_t format, uint64_t usage,
uint32_t stride, uint32_t generation, uint64_t igbp_id = 0, uint32_t igbp_slot = 0) {
if (handle == nullptr) {
return nullptr;
}
native_handle_t *clone = native_handle_clone(handle);
if (clone == nullptr) {
return nullptr;
}
C2HandleGralloc *res = WrapAndMoveNativeHandle(
clone, width, height, format, usage, stride, generation, igbp_id, igbp_slot);
if (res == nullptr) {
native_handle_close(clone);
}
native_handle_delete(clone);
return res;
}
static uint32_t getPixelFormat(const C2Handle *const handle) {
if (handle == nullptr) {
return 0;
}
const ExtraData *xd = GetExtraData(handle);
return xd->format;
}
static bool MigrateNativeHandle(
native_handle_t *handle,
uint32_t generation, uint64_t igbp_id, uint32_t igbp_slot) {
if (handle == nullptr || !IsValid(handle)) {
return false;
}
ExtraData *ed = GetExtraData(handle);
if (!ed) return false;
ed->generation = generation;
ed->igbp_id_lo = uint32_t(igbp_id & 0xFFFFFFFF);
ed->igbp_id_hi = uint32_t(igbp_id >> 32);
ed->igbp_slot = igbp_slot;
return true;
}
static native_handle_t* UnwrapNativeHandle(
const C2Handle *const handle) {
const ExtraData *xd = GetExtraData(handle);
if (xd == nullptr || xd->magic != MAGIC) {
return nullptr;
}
native_handle_t *res = native_handle_create(handle->numFds, handle->numInts - NUM_INTS);
if (res != nullptr) {
memcpy(&res->data, &handle->data, sizeof(int) * (res->numFds + res->numInts));
}
return res;
}
static const C2HandleGralloc* Import(
const C2Handle *const handle,
uint32_t *width, uint32_t *height, uint32_t *format,
uint64_t *usage, uint32_t *stride,
uint32_t *generation, uint64_t *igbp_id, uint32_t *igbp_slot) {
const ExtraData *xd = GetExtraData(handle);
if (xd == nullptr) {
return nullptr;
}
*width = xd->width;
*height = xd->height;
*format = xd->format;
*usage = xd->usage_lo | (uint64_t(xd->usage_hi) << 32);
*stride = xd->stride;
*generation = xd->generation;
*igbp_id = xd->igbp_id_lo | (uint64_t(xd->igbp_id_hi) << 32);
*igbp_slot = xd->igbp_slot;
return reinterpret_cast<const C2HandleGralloc *>(handle);
}
};
class C2HandleAhwb : public C2Handle {
private:
// TODO: remove extradata and use AHardwareBuffer directly.
struct ExtraData {
uint32_t width;
uint32_t height;
uint32_t format;
uint32_t usage_lo;
uint32_t usage_hi;
uint32_t stride;
uint32_t origId_lo;
uint32_t origId_hi;
uint32_t magic;
};
enum {
NUM_INTS = sizeof(ExtraData) / sizeof(int),
};
const static uint32_t MAGIC = '\xc2hw\x00';
static
const ExtraData* GetExtraData(const C2Handle *const handle) {
if (handle == nullptr
|| native_handle_is_invalid(handle)
|| handle->numInts < NUM_INTS) {
return nullptr;
}
return reinterpret_cast<const ExtraData*>(
&handle->data[handle->numFds + handle->numInts - NUM_INTS]);
}
static
ExtraData *GetExtraData(C2Handle *const handle) {
return const_cast<ExtraData *>(GetExtraData(const_cast<const C2Handle *const>(handle)));
}
public:
void getOrigId(uint64_t *origId) const {
const ExtraData *ed = GetExtraData(this);
*origId = unsigned(ed->origId_lo) | uint64_t(unsigned(ed->origId_hi)) << 32;
}
static bool IsValid(const C2Handle *const o) {
if (o == nullptr) { // null handle is always valid
return true;
}
const ExtraData *xd = GetExtraData(o);
// we cannot validate width/height/format/usage without accessing gralloc driver
return xd != nullptr && xd->magic == MAGIC;
}
static C2HandleAhwb* WrapAndMoveNativeHandle(
const native_handle_t *const handle,
uint32_t width, uint32_t height, uint32_t format, uint64_t usage,
uint32_t stride, uint64_t origId) {
//CHECK(handle != nullptr);
if (native_handle_is_invalid(handle) || handle->numInts >
int((INT_MAX - handle->version) / sizeof(int)) - NUM_INTS - handle->numFds) {
return nullptr;
}
ExtraData xd = {
width, height, format, uint32_t(usage & 0xFFFFFFFF), uint32_t(usage >> 32),
stride, uint32_t(origId & 0xFFFFFFFF), uint32_t(origId >> 32), MAGIC
};
native_handle_t *res = native_handle_create(handle->numFds, handle->numInts + NUM_INTS);
if (res != nullptr) {
memcpy(&res->data, &handle->data, sizeof(int) * (handle->numFds + handle->numInts));
*GetExtraData(res) = xd;
}
return reinterpret_cast<C2HandleAhwb *>(res);
}
static C2HandleAhwb* WrapNativeHandle(
const native_handle_t *const handle,
uint32_t width, uint32_t height, uint32_t format, uint64_t usage,
uint32_t stride, uint64_t origId) {
if (handle == nullptr) {
return nullptr;
}
native_handle_t *clone = native_handle_clone(handle);
if (clone == nullptr) {
return nullptr;
}
C2HandleAhwb *res = WrapAndMoveNativeHandle(
clone, width, height, format, usage, stride, origId);
if (res == nullptr) {
native_handle_close(clone);
}
native_handle_delete(clone);
return res;
}
static native_handle_t* UnwrapNativeHandle(
const C2Handle *const handle) {
const ExtraData *xd = GetExtraData(handle);
if (xd == nullptr || xd->magic != MAGIC) {
return nullptr;
}
native_handle_t *res = native_handle_create(handle->numFds, handle->numInts - NUM_INTS);
if (res != nullptr) {
memcpy(&res->data, &handle->data, sizeof(int) * (res->numFds + res->numInts));
}
return res;
}
static const C2HandleAhwb* Import(
const C2Handle *const handle,
uint32_t *width, uint32_t *height, uint32_t *format,
uint64_t *usage, uint32_t *stride,
uint64_t *origId) {
const ExtraData *xd = GetExtraData(handle);
if (xd == nullptr) {
return nullptr;
}
*width = xd->width;
*height = xd->height;
*format = xd->format;
*usage = xd->usage_lo | (uint64_t(xd->usage_hi) << 32);
*stride = xd->stride;
*origId = xd->origId_lo | (uint64_t(xd->origId_hi) << 32);
return reinterpret_cast<const C2HandleAhwb *>(handle);
}
};
static
c2_status_t Gralloc4Mapper_lock(native_handle_t *handle, uint64_t usage, const Rect& bounds,
C2PlanarLayout *layout, uint8_t **addr) {
GraphicBufferMapper &mapper = GraphicBufferMapper::get();
std::vector<ui::PlaneLayout> planes;
// this method is only supported on Gralloc 4 or later
status_t err = mapper.getPlaneLayouts(handle, &planes);
if (err != NO_ERROR || planes.empty()) {
return C2_CANNOT_DO;
}
uint8_t *pointer = nullptr;
err = mapper.lock(handle, usage, bounds, (void **)&pointer, nullptr, nullptr);
if (err != NO_ERROR || pointer == nullptr) {
return C2_CORRUPTED;
}
using aidl::android::hardware::graphics::common::PlaneLayoutComponentType;
using aidl::android::hardware::graphics::common::PlaneLayoutComponent;
layout->type = C2PlanarLayout::TYPE_YUV;
layout->numPlanes = 0;
layout->rootPlanes = 0;
for (const ui::PlaneLayout &plane : planes) {
layout->rootPlanes++;
uint32_t lastOffsetInBits = 0;
uint32_t rootIx = layout->numPlanes;
for (const PlaneLayoutComponent &component : plane.components) {
if (!gralloc4::isStandardPlaneLayoutComponentType(component.type)) {
mapper.unlock(handle);
return C2_CANNOT_DO;
}
uint32_t rightShiftBits = component.offsetInBits - lastOffsetInBits;
uint32_t allocatedDepthInBits = component.sizeInBits + rightShiftBits;
C2PlanarLayout::plane_index_t planeId;
C2PlaneInfo::channel_t channel;
switch (static_cast<PlaneLayoutComponentType>(component.type.value)) {
case PlaneLayoutComponentType::Y:
planeId = C2PlanarLayout::PLANE_Y;
channel = C2PlaneInfo::CHANNEL_Y;
break;
case PlaneLayoutComponentType::CB:
planeId = C2PlanarLayout::PLANE_U;
channel = C2PlaneInfo::CHANNEL_CB;
break;
case PlaneLayoutComponentType::CR:
planeId = C2PlanarLayout::PLANE_V;
channel = C2PlaneInfo::CHANNEL_CR;
break;
default:
mapper.unlock(handle);
return C2_CORRUPTED;
}
addr[planeId] = pointer + plane.offsetInBytes + (component.offsetInBits / 8);
layout->planes[planeId] = {
channel, // channel
static_cast<int32_t>(plane.sampleIncrementInBits / 8), // colInc
static_cast<int32_t>(plane.strideInBytes), // rowInc
static_cast<uint32_t>(plane.horizontalSubsampling), // mColSampling
static_cast<uint32_t>(plane.verticalSubsampling), // mRowSampling
allocatedDepthInBits, // allocatedDepth (bits)
static_cast<uint32_t>(component.sizeInBits), // bitDepth (bits)
rightShiftBits, // rightShift (bits)
C2PlaneInfo::NATIVE, // endianness
rootIx, // rootIx
static_cast<uint32_t>(component.offsetInBits / 8), // offset (bytes)
};
layout->numPlanes++;
lastOffsetInBits = component.offsetInBits + component.sizeInBits;
}
}
return C2_OK;
}
static c2_status_t PopulatePlaneLayout(
buffer_handle_t buffer,
const Rect &rect,
uint32_t format,
uint64_t grallocUsage,
uint32_t stride,
C2PlanarLayout *layout /* nonnull */, uint8_t **addr /* nonnull */) {
// 'NATIVE' on Android means LITTLE_ENDIAN
constexpr C2PlaneInfo::endianness_t kEndianness = C2PlaneInfo::NATIVE;
// Try to resolve IMPLEMENTATION_DEFINED format to accurate format if
// possible.
uint32_t fourCc;
if (format == HAL_PIXEL_FORMAT_IMPLEMENTATION_DEFINED &&
!GraphicBufferMapper::get().getPixelFormatFourCC(buffer, &fourCc)) {
switch (fourCc) {
case DRM_FORMAT_XBGR8888:
format = static_cast<uint32_t>(PixelFormat4::RGBX_8888);
break;
case DRM_FORMAT_ABGR8888:
format = static_cast<uint32_t>(PixelFormat4::RGBA_8888);
break;
default:
break;
}
}
switch (format) {
case static_cast<uint32_t>(PixelFormat4::RGBA_1010102): {
// TRICKY: this is used for media as YUV444 in the case when it is queued directly to a
// Surface. In all other cases it is RGBA. We don't know which case it is here, so
// default to YUV for now.
void *pointer = nullptr;
// TODO: fence
status_t err = GraphicBufferMapper::get().lock(
const_cast<native_handle_t *>(buffer), grallocUsage, rect, &pointer);
if (err) {
ALOGE("failed transaction: lock(RGBA_1010102)");
return C2_CORRUPTED;
}
// treat as 32-bit values
addr[C2PlanarLayout::PLANE_Y] = (uint8_t *)pointer;
addr[C2PlanarLayout::PLANE_U] = (uint8_t *)pointer;
addr[C2PlanarLayout::PLANE_V] = (uint8_t *)pointer;
addr[C2PlanarLayout::PLANE_A] = (uint8_t *)pointer;
layout->type = C2PlanarLayout::TYPE_YUVA;
layout->numPlanes = 4;
layout->rootPlanes = 1;
layout->planes[C2PlanarLayout::PLANE_Y] = {
C2PlaneInfo::CHANNEL_Y, // channel
4, // colInc
static_cast<int32_t>(4 * stride), // rowInc
1, // mColSampling
1, // mRowSampling
32, // allocatedDepth
10, // bitDepth
10, // rightShift
C2PlaneInfo::LITTLE_END, // endianness
C2PlanarLayout::PLANE_Y, // rootIx
0, // offset
};
layout->planes[C2PlanarLayout::PLANE_U] = {
C2PlaneInfo::CHANNEL_CB, // channel
4, // colInc
static_cast<int32_t>(4 * stride), // rowInc
1, // mColSampling
1, // mRowSampling
32, // allocatedDepth
10, // bitDepth
0, // rightShift
C2PlaneInfo::LITTLE_END, // endianness
C2PlanarLayout::PLANE_Y, // rootIx
0, // offset
};
layout->planes[C2PlanarLayout::PLANE_V] = {
C2PlaneInfo::CHANNEL_CR, // channel
4, // colInc
static_cast<int32_t>(4 * stride), // rowInc
1, // mColSampling
1, // mRowSampling
32, // allocatedDepth
10, // bitDepth
20, // rightShift
C2PlaneInfo::LITTLE_END, // endianness
C2PlanarLayout::PLANE_Y, // rootIx
0, // offset
};
layout->planes[C2PlanarLayout::PLANE_A] = {
C2PlaneInfo::CHANNEL_A, // channel
4, // colInc
static_cast<int32_t>(4 * stride), // rowInc
1, // mColSampling
1, // mRowSampling
32, // allocatedDepth
2, // bitDepth
30, // rightShift
C2PlaneInfo::LITTLE_END, // endianness
C2PlanarLayout::PLANE_Y, // rootIx
0, // offset
};
break;
}
case static_cast<uint32_t>(PixelFormat4::RGBA_8888):
// TODO: alpha channel
// fall-through
case static_cast<uint32_t>(PixelFormat4::RGBX_8888): {
void *pointer = nullptr;
// TODO: fence
status_t err = GraphicBufferMapper::get().lock(
const_cast<native_handle_t*>(buffer), grallocUsage, rect, &pointer);
if (err) {
ALOGE("failed transaction: lock(RGBA_8888)");
return C2_CORRUPTED;
}
addr[C2PlanarLayout::PLANE_R] = (uint8_t *)pointer;
addr[C2PlanarLayout::PLANE_G] = (uint8_t *)pointer + 1;
addr[C2PlanarLayout::PLANE_B] = (uint8_t *)pointer + 2;
layout->type = C2PlanarLayout::TYPE_RGB;
layout->numPlanes = 3;
layout->rootPlanes = 1;
layout->planes[C2PlanarLayout::PLANE_R] = {
C2PlaneInfo::CHANNEL_R, // channel
4, // colInc
static_cast<int32_t>(4 * stride), // rowInc
1, // mColSampling
1, // mRowSampling
8, // allocatedDepth
8, // bitDepth
0, // rightShift
C2PlaneInfo::NATIVE, // endianness
C2PlanarLayout::PLANE_R, // rootIx
0, // offset
};
layout->planes[C2PlanarLayout::PLANE_G] = {
C2PlaneInfo::CHANNEL_G, // channel
4, // colInc
static_cast<int32_t>(4 * stride), // rowInc
1, // mColSampling
1, // mRowSampling
8, // allocatedDepth
8, // bitDepth
0, // rightShift
C2PlaneInfo::NATIVE, // endianness
C2PlanarLayout::PLANE_R, // rootIx
1, // offset
};
layout->planes[C2PlanarLayout::PLANE_B] = {
C2PlaneInfo::CHANNEL_B, // channel
4, // colInc
static_cast<int32_t>(4 * stride), // rowInc
1, // mColSampling
1, // mRowSampling
8, // allocatedDepth
8, // bitDepth
0, // rightShift
C2PlaneInfo::NATIVE, // endianness
C2PlanarLayout::PLANE_R, // rootIx
2, // offset
};
break;
}
case static_cast<uint32_t>(PixelFormat4::BLOB): {
void *pointer = nullptr;
// TODO: fence
status_t err = GraphicBufferMapper::get().lock(
const_cast<native_handle_t*>(buffer), grallocUsage, rect, &pointer);
if (err) {
ALOGE("failed transaction: lock(BLOB)");
return C2_CORRUPTED;
}
*addr = (uint8_t *)pointer;
break;
}
case static_cast<uint32_t>(PixelFormat4::YCBCR_422_SP):
// fall-through
case static_cast<uint32_t>(PixelFormat4::YCRCB_420_SP):
// fall-through
case static_cast<uint32_t>(PixelFormat4::YCBCR_422_I):
// fall-through
case static_cast<uint32_t>(PixelFormat4::YCBCR_420_888):
// fall-through
case static_cast<uint32_t>(PixelFormat4::YV12): {
android_ycbcr ycbcrLayout;
status_t err = GraphicBufferMapper::get().lockYCbCr(
const_cast<native_handle_t*>(buffer), grallocUsage, rect, &ycbcrLayout);
if (err) {
ALOGE("failed transaction: lockYCbCr (err=%d)", err);
return C2_CORRUPTED;
}
if (!ycbcrLayout.y || !ycbcrLayout.cb || !ycbcrLayout.cr
|| ycbcrLayout.ystride == 0
|| ycbcrLayout.cstride == 0
|| ycbcrLayout.chroma_step == 0) {
ALOGE("invalid layout: lockYCbCr (y=%s cb=%s cr=%s "
"ystride=%zu cstride=%zu chroma_step=%zu)",
ycbcrLayout.y ? "(non-null)" : "(null)",
ycbcrLayout.cb ? "(non-null)" : "(null)",
ycbcrLayout.cr ? "(non-null)" : "(null)",
ycbcrLayout.ystride, ycbcrLayout.cstride, ycbcrLayout.chroma_step);
return C2_CORRUPTED;
}
addr[C2PlanarLayout::PLANE_Y] = (uint8_t *)ycbcrLayout.y;
addr[C2PlanarLayout::PLANE_U] = (uint8_t *)ycbcrLayout.cb;
addr[C2PlanarLayout::PLANE_V] = (uint8_t *)ycbcrLayout.cr;
layout->type = C2PlanarLayout::TYPE_YUV;
layout->numPlanes = 3;
layout->rootPlanes = 3;
layout->planes[C2PlanarLayout::PLANE_Y] = {
C2PlaneInfo::CHANNEL_Y, // channel
1, // colInc
(int32_t)ycbcrLayout.ystride, // rowInc
1, // mColSampling
1, // mRowSampling
8, // allocatedDepth
8, // bitDepth
0, // rightShift
C2PlaneInfo::NATIVE, // endianness
C2PlanarLayout::PLANE_Y, // rootIx
0, // offset
};
layout->planes[C2PlanarLayout::PLANE_U] = {
C2PlaneInfo::CHANNEL_CB, // channel
(int32_t)ycbcrLayout.chroma_step, // colInc
(int32_t)ycbcrLayout.cstride, // rowInc
2, // mColSampling
2, // mRowSampling
8, // allocatedDepth
8, // bitDepth
0, // rightShift
C2PlaneInfo::NATIVE, // endianness
C2PlanarLayout::PLANE_U, // rootIx
0, // offset
};
layout->planes[C2PlanarLayout::PLANE_V] = {
C2PlaneInfo::CHANNEL_CR, // channel
(int32_t)ycbcrLayout.chroma_step, // colInc
(int32_t)ycbcrLayout.cstride, // rowInc
2, // mColSampling
2, // mRowSampling
8, // allocatedDepth
8, // bitDepth
0, // rightShift
C2PlaneInfo::NATIVE, // endianness
C2PlanarLayout::PLANE_V, // rootIx
0, // offset
};
break;
}
case static_cast<uint32_t>(PixelFormat4::YCBCR_P010): {
// In Android T, P010 is relaxed to allow arbitrary stride for the Y and UV planes,
// try locking with the gralloc4 mapper first.
c2_status_t status = Gralloc4Mapper_lock(
const_cast<native_handle_t*>(buffer), grallocUsage, rect, layout, addr);
if (status == C2_OK) {
break;
}
void *pointer = nullptr;
status_t err = GraphicBufferMapper::get().lock(
const_cast<native_handle_t *>(buffer), grallocUsage, rect, &pointer);
if (err) {
ALOGE("failed transaction: lock(YCBCR_P010)");
return C2_CORRUPTED;
}
addr[C2PlanarLayout::PLANE_Y] = (uint8_t *)pointer;
addr[C2PlanarLayout::PLANE_U] = (uint8_t *)pointer + stride * 2 * rect.height();
addr[C2PlanarLayout::PLANE_V] = addr[C2PlanarLayout::PLANE_U] + 2;
layout->type = C2PlanarLayout::TYPE_YUV;
layout->numPlanes = 3;
layout->rootPlanes = 2;
layout->planes[C2PlanarLayout::PLANE_Y] = {
C2PlaneInfo::CHANNEL_Y, // channel
2, // colInc
static_cast<int32_t>(2 * stride), // rowInc
1, // mColSampling
1, // mRowSampling
16, // allocatedDepth
10, // bitDepth
6, // rightShift
kEndianness, // endianness
C2PlanarLayout::PLANE_Y, // rootIx
0, // offset
};
layout->planes[C2PlanarLayout::PLANE_U] = {
C2PlaneInfo::CHANNEL_CB, // channel
4, // colInc
static_cast<int32_t>(2 * stride), // rowInc
2, // mColSampling
2, // mRowSampling
16, // allocatedDepth
10, // bitDepth
6, // rightShift
kEndianness, // endianness
C2PlanarLayout::PLANE_U, // rootIx
0, // offset
};
layout->planes[C2PlanarLayout::PLANE_V] = {
C2PlaneInfo::CHANNEL_CR, // channel
4, // colInc
static_cast<int32_t>(2 * stride), // rowInc
2, // mColSampling
2, // mRowSampling
16, // allocatedDepth
10, // bitDepth
6, // rightShift
kEndianness, // endianness
C2PlanarLayout::PLANE_U, // rootIx
2, // offset
};
break;
}
default: {
// We don't know what it is, let's try to lock it with gralloc4
android_ycbcr ycbcrLayout;
if (isAtLeastT()) {
c2_status_t status = Gralloc4Mapper_lock(
const_cast<native_handle_t*>(buffer), grallocUsage, rect, layout, addr);
if (status == C2_OK) {
break;
}
}
// fallback to lockYCbCr
status_t err = GraphicBufferMapper::get().lockYCbCr(
const_cast<native_handle_t*>(buffer), grallocUsage, rect, &ycbcrLayout);
if (err == OK && ycbcrLayout.y && ycbcrLayout.cb && ycbcrLayout.cr
&& ycbcrLayout.ystride > 0
&& ycbcrLayout.cstride > 0
&& ycbcrLayout.chroma_step > 0) {
addr[C2PlanarLayout::PLANE_Y] = (uint8_t *)ycbcrLayout.y;
addr[C2PlanarLayout::PLANE_U] = (uint8_t *)ycbcrLayout.cb;
addr[C2PlanarLayout::PLANE_V] = (uint8_t *)ycbcrLayout.cr;
layout->type = C2PlanarLayout::TYPE_YUV;
layout->numPlanes = 3;
layout->rootPlanes = 3;
layout->planes[C2PlanarLayout::PLANE_Y] = {
C2PlaneInfo::CHANNEL_Y, // channel
1, // colInc
(int32_t)ycbcrLayout.ystride, // rowInc
1, // mColSampling
1, // mRowSampling
8, // allocatedDepth
8, // bitDepth
0, // rightShift
C2PlaneInfo::NATIVE, // endianness
C2PlanarLayout::PLANE_Y, // rootIx
0, // offset
};
layout->planes[C2PlanarLayout::PLANE_U] = {
C2PlaneInfo::CHANNEL_CB, // channel
(int32_t)ycbcrLayout.chroma_step, // colInc
(int32_t)ycbcrLayout.cstride, // rowInc
2, // mColSampling
2, // mRowSampling
8, // allocatedDepth
8, // bitDepth
0, // rightShift
C2PlaneInfo::NATIVE, // endianness
C2PlanarLayout::PLANE_U, // rootIx
0, // offset
};
layout->planes[C2PlanarLayout::PLANE_V] = {
C2PlaneInfo::CHANNEL_CR, // channel
(int32_t)ycbcrLayout.chroma_step, // colInc
(int32_t)ycbcrLayout.cstride, // rowInc
2, // mColSampling
2, // mRowSampling
8, // allocatedDepth
8, // bitDepth
0, // rightShift
C2PlaneInfo::NATIVE, // endianness
C2PlanarLayout::PLANE_V, // rootIx
0, // offset
};
break;
}
// We really don't know what this is; lock the buffer and pass it through ---
// the client may know how to interpret it.
// unlock previous allocation if it was successful
if (err == OK) {
err = GraphicBufferMapper::get().unlock(buffer);
if (err) {
ALOGE("failed transaction: unlock");
return C2_CORRUPTED;
}
}
void *pointer = nullptr;
err = GraphicBufferMapper::get().lock(
const_cast<native_handle_t *>(buffer), grallocUsage, rect, &pointer);
if (err) {
ALOGE("failed transaction: lock(??? %x)", format);
return C2_CORRUPTED;
}
addr[0] = (uint8_t *)pointer;
layout->type = C2PlanarLayout::TYPE_UNKNOWN;
layout->numPlanes = 1;
layout->rootPlanes = 1;
layout->planes[0] = {
// TODO: CHANNEL_UNKNOWN?
C2PlaneInfo::channel_t(0xFF), // channel
1, // colInc
int32_t(stride), // rowInc
1, // mColSampling
1, // mRowSampling
8, // allocatedDepth
8, // bitDepth
0, // rightShift
C2PlaneInfo::NATIVE, // endianness
0, // rootIx
0, // offset
};
break;
}
}
return C2_OK;
}
static void HandleInterleavedPlanes(
C2PlanarLayout *layout /* nonnull */, uint8_t **addr /* nonnull */) {
if (layout->type == C2PlanarLayout::TYPE_YUV && layout->rootPlanes == 3) {
intptr_t uvOffset = addr[C2PlanarLayout::PLANE_V] - addr[C2PlanarLayout::PLANE_U];
intptr_t uvColInc = layout->planes[C2PlanarLayout::PLANE_U].colInc;
if (uvOffset > 0 && uvOffset < uvColInc) {
layout->rootPlanes = 2;
layout->planes[C2PlanarLayout::PLANE_V].rootIx = C2PlanarLayout::PLANE_U;
layout->planes[C2PlanarLayout::PLANE_V].offset = uvOffset;
} else if (uvOffset < 0 && uvOffset > -uvColInc) {
layout->rootPlanes = 2;
layout->planes[C2PlanarLayout::PLANE_U].rootIx = C2PlanarLayout::PLANE_V;
layout->planes[C2PlanarLayout::PLANE_U].offset = -uvOffset;
}
}
}
} // unnamed namespace
native_handle_t *UnwrapNativeCodec2GrallocHandle(const C2Handle *const handle) {
return C2HandleGralloc::UnwrapNativeHandle(handle);
}
C2Handle *WrapNativeCodec2GrallocHandle(
const native_handle_t *const handle,
uint32_t width, uint32_t height, uint32_t format, uint64_t usage, uint32_t stride,
uint32_t generation, uint64_t igbp_id, uint32_t igbp_slot) {
return C2HandleGralloc::WrapNativeHandle(handle, width, height, format, usage, stride,
generation, igbp_id, igbp_slot);
}
uint32_t ExtractFormatFromCodec2GrallocHandle(const C2Handle *const handle) {
return C2HandleGralloc::getPixelFormat(handle);
}
bool MigrateNativeCodec2GrallocHandle(
native_handle_t *handle,
uint32_t generation, uint64_t igbp_id, uint32_t igbp_slot) {
return C2HandleGralloc::MigrateNativeHandle(handle, generation, igbp_id, igbp_slot);
}
class C2AllocationGralloc : public C2GraphicAllocation {
public:
virtual ~C2AllocationGralloc() override;
virtual c2_status_t map(
C2Rect c2Rect, C2MemoryUsage usage, C2Fence *fence,
C2PlanarLayout *layout /* nonnull */, uint8_t **addr /* nonnull */) override;
virtual c2_status_t unmap(
uint8_t **addr /* nonnull */, C2Rect rect, C2Fence *fence /* nullable */) override;
virtual C2Allocator::id_t getAllocatorId() const override { return mAllocatorId; }
virtual const C2Handle *handle() const override { return mLockedHandle ? : mHandle; }
virtual bool equals(const std::shared_ptr<const C2GraphicAllocation> &other) const override;
// internal methods
// |handle| will be moved.
C2AllocationGralloc(
uint32_t width, uint32_t height,
uint32_t format, uint32_t layerCount,
uint64_t grallocUsage, uint32_t stride,
hidl_handle &hidlHandle,
const C2HandleGralloc *const handle,
C2Allocator::id_t allocatorId);
int dup() const;
c2_status_t status() const;
private:
const uint32_t mWidth;
const uint32_t mHeight;
const uint32_t mFormat;
const uint32_t mLayerCount;
const uint64_t mGrallocUsage;
const uint32_t mStride;
const hidl_handle mHidlHandle;
const C2HandleGralloc *mHandle;
buffer_handle_t mBuffer;
const C2HandleGralloc *mLockedHandle;
bool mLocked;
C2Allocator::id_t mAllocatorId;
std::mutex mMappedLock;
};
C2AllocationGralloc::C2AllocationGralloc(
uint32_t width, uint32_t height,
uint32_t format, uint32_t layerCount,
uint64_t grallocUsage, uint32_t stride,
hidl_handle &hidlHandle,
const C2HandleGralloc *const handle,
C2Allocator::id_t allocatorId)
: C2GraphicAllocation(width, height),
mWidth(width),
mHeight(height),
mFormat(format),
mLayerCount(layerCount),
mGrallocUsage(grallocUsage),
mStride(stride),
mHidlHandle(std::move(hidlHandle)),
mHandle(handle),
mBuffer(nullptr),
mLockedHandle(nullptr),
mLocked(false),
mAllocatorId(allocatorId) {
}
C2AllocationGralloc::~C2AllocationGralloc() {
if (mBuffer && mLocked) {
// implementation ignores address and rect
uint8_t* addr[C2PlanarLayout::MAX_NUM_PLANES] = {};
unmap(addr, C2Rect(), nullptr);
}
if (mBuffer) {
status_t err = GraphicBufferMapper::get().freeBuffer(mBuffer);
if (err) {
ALOGE("failed transaction: freeBuffer");
}
}
if (mHandle) {
native_handle_delete(
const_cast<native_handle_t *>(reinterpret_cast<const native_handle_t *>(mHandle)));
}
if (mLockedHandle) {
native_handle_delete(
const_cast<native_handle_t *>(
reinterpret_cast<const native_handle_t *>(mLockedHandle)));
}
}
c2_status_t C2AllocationGralloc::map(
C2Rect c2Rect, C2MemoryUsage usage, C2Fence *fence,
C2PlanarLayout *layout /* nonnull */, uint8_t **addr /* nonnull */) {
const Rect rect{(int32_t)c2Rect.left, (int32_t)c2Rect.top,
(int32_t)(c2Rect.left + c2Rect.width) /* right */,
(int32_t)(c2Rect.top + c2Rect.height) /* bottom */};
uint64_t grallocUsage = static_cast<C2AndroidMemoryUsage>(usage).asGrallocUsage();
ALOGV("mapping buffer with usage %#llx => %#llx",
(long long)usage.expected, (long long)grallocUsage);
// TODO
(void)fence;
std::lock_guard<std::mutex> lock(mMappedLock);
if (mBuffer && mLocked) {
ALOGD("already mapped");
return C2_DUPLICATE;
}
if (!layout || !addr) {
ALOGD("wrong param");
return C2_BAD_VALUE;
}
if (!mBuffer) {
status_t err = GraphicBufferMapper::get().importBuffer(
mHidlHandle.getNativeHandle(), mWidth, mHeight, mLayerCount,
mFormat, mGrallocUsage, mStride, &mBuffer);
if (err) {
ALOGE("failed transaction: importBuffer");
return C2_CORRUPTED;
}
if (mBuffer == nullptr) {
ALOGD("importBuffer returned null buffer");
return C2_CORRUPTED;
}
uint32_t generation = 0;
uint64_t igbp_id = 0;
uint32_t igbp_slot = 0;
if (mHandle) {
mHandle->getIgbpData(&generation, &igbp_id, &igbp_slot);
}
mLockedHandle = C2HandleGralloc::WrapAndMoveNativeHandle(
mBuffer, mWidth, mHeight, mFormat, mGrallocUsage,
mStride, generation, igbp_id, igbp_slot);
}
c2_status_t ret = PopulatePlaneLayout(
mBuffer, rect, mFormat, grallocUsage, mStride, layout, addr);
if (ret != C2_OK) {
return ret;
}
mLocked = true;
HandleInterleavedPlanes(layout, addr);
ALOGV("C2AllocationGralloc::map: layout: type=%d numPlanes=%d rootPlanes=%d",
layout->type, layout->numPlanes, layout->rootPlanes);
for (int i = 0; i < layout->numPlanes; ++i) {
const C2PlaneInfo &plane = layout->planes[i];
ALOGV("C2AllocationGralloc::map: plane[%d]: colInc=%d rowInc=%d rootIx=%u offset=%u",
i, plane.colInc, plane.rowInc, plane.rootIx, plane.offset);
}
return C2_OK;
}
c2_status_t C2AllocationGralloc::unmap(
uint8_t **addr, C2Rect rect, C2Fence *fence /* nullable */) {
// TODO: check addr and size, use fence
(void)addr;
(void)rect;
(void)fence;
std::lock_guard<std::mutex> lock(mMappedLock);
// TODO: fence
status_t err = GraphicBufferMapper::get().unlock(mBuffer);
if (err) {
ALOGE("failed transaction: unlock");
return C2_CORRUPTED;
}
mLocked = false;
return C2_OK;
}
bool C2AllocationGralloc::equals(const std::shared_ptr<const C2GraphicAllocation> &other) const {
return other && other->handle() == handle();
}
/* ===================================== GRALLOC ALLOCATOR ==================================== */
class C2AllocatorGralloc::Impl {
public:
Impl(id_t id, bool bufferQueue);
id_t getId() const {
return mTraits->id;
}
C2String getName() const {
return mTraits->name;
}
std::shared_ptr<const C2Allocator::Traits> getTraits() const {
return mTraits;
}
c2_status_t newGraphicAllocation(
uint32_t width, uint32_t height, uint32_t format, const C2MemoryUsage &usage,
std::shared_ptr<C2GraphicAllocation> *allocation);
c2_status_t priorGraphicAllocation(
const C2Handle *handle,
std::shared_ptr<C2GraphicAllocation> *allocation);
c2_status_t status() const { return mInit; }
private:
std::shared_ptr<C2Allocator::Traits> mTraits;
c2_status_t mInit;
const bool mBufferQueue;
};
void _UnwrapNativeCodec2GrallocMetadata(
const C2Handle *const handle,
uint32_t *width, uint32_t *height, uint32_t *format,uint64_t *usage, uint32_t *stride,
uint32_t *generation, uint64_t *igbp_id, uint32_t *igbp_slot) {
(void)C2HandleGralloc::Import(handle, width, height, format, usage, stride,
generation, igbp_id, igbp_slot);
}
C2AllocatorGralloc::Impl::Impl(id_t id, bool bufferQueue)
: mInit(C2_OK), mBufferQueue(bufferQueue) {
// TODO: get this from allocator
C2MemoryUsage minUsage = { 0, 0 }, maxUsage = { ~(uint64_t)0, ~(uint64_t)0 };
Traits traits = { "android.allocator.gralloc", id, C2Allocator::GRAPHIC, minUsage, maxUsage };
mTraits = std::make_shared<C2Allocator::Traits>(traits);
}
c2_status_t C2AllocatorGralloc::Impl::newGraphicAllocation(
uint32_t width, uint32_t height, uint32_t format, const C2MemoryUsage &usage,
std::shared_ptr<C2GraphicAllocation> *allocation) {
uint64_t grallocUsage = static_cast<C2AndroidMemoryUsage>(usage).asGrallocUsage();
ALOGV("allocating buffer with usage %#llx => %#llx",
(long long)usage.expected, (long long)grallocUsage);
buffer_handle_t buffer;
uint32_t stride = 0;
status_t err = GraphicBufferAllocator::get().allocateRawHandle(width, height, format,
1u /* layer count */, grallocUsage, &buffer, &stride, "C2GrallocAllocation");
if (err) {
ALOGE("failed transaction: allocate");
return C2_CORRUPTED;
}
hidl_handle hidlHandle;
hidlHandle.setTo(const_cast<native_handle_t*>(buffer), true);
allocation->reset(new C2AllocationGralloc(
width, height, format, 1u /* layer count */, grallocUsage, stride, hidlHandle,
C2HandleGralloc::WrapAndMoveNativeHandle(
hidlHandle, width, height,
format, grallocUsage, stride,
0, 0, mBufferQueue ? ~0 : 0),
mTraits->id));
return C2_OK;
}
c2_status_t C2AllocatorGralloc::Impl::priorGraphicAllocation(
const C2Handle *handle,
std::shared_ptr<C2GraphicAllocation> *allocation) {
uint32_t generation;
uint64_t igbp_id;
uint32_t igbp_slot;
uint32_t width;
uint32_t height;
uint32_t format;
uint32_t layerCount = 1;
uint64_t grallocUsage;
uint32_t stride;
const C2HandleGralloc *grallocHandle = C2HandleGralloc::Import(
handle, &width, &height, &format, &grallocUsage, &stride,
&generation, &igbp_id, &igbp_slot);
if (grallocHandle == nullptr) {
return C2_BAD_VALUE;
}
hidl_handle hidlHandle;
hidlHandle.setTo(C2HandleGralloc::UnwrapNativeHandle(grallocHandle), true);
allocation->reset(new C2AllocationGralloc(
width, height, format, layerCount,
grallocUsage, stride, hidlHandle, grallocHandle, mTraits->id));
return C2_OK;
}
C2AllocatorGralloc::C2AllocatorGralloc(id_t id, bool bufferQueue)
: mImpl(new Impl(id, bufferQueue)) {}
C2AllocatorGralloc::~C2AllocatorGralloc() { delete mImpl; }
C2Allocator::id_t C2AllocatorGralloc::getId() const {
return mImpl->getId();
}
C2String C2AllocatorGralloc::getName() const {
return mImpl->getName();
}
std::shared_ptr<const C2Allocator::Traits> C2AllocatorGralloc::getTraits() const {
return mImpl->getTraits();
}
c2_status_t C2AllocatorGralloc::newGraphicAllocation(
uint32_t width, uint32_t height, uint32_t format, C2MemoryUsage usage,
std::shared_ptr<C2GraphicAllocation> *allocation) {
return mImpl->newGraphicAllocation(width, height, format, usage, allocation);
}
c2_status_t C2AllocatorGralloc::priorGraphicAllocation(
const C2Handle *handle,
std::shared_ptr<C2GraphicAllocation> *allocation) {
return mImpl->priorGraphicAllocation(handle, allocation);
}
c2_status_t C2AllocatorGralloc::status() const {
return mImpl->status();
}
// static
bool C2AllocatorGralloc::CheckHandle(const C2Handle* const o) {
return C2HandleGralloc::IsValid(o);
}
native_handle_t *UnwrapNativeCodec2AhwbHandle(const C2Handle *const handle) {
return C2HandleAhwb::UnwrapNativeHandle(handle);
}
C2Handle *WrapNativeCodec2AhwbHandle(
const native_handle_t *const handle,
uint32_t width, uint32_t height, uint32_t format, uint64_t usage, uint32_t stride,
uint64_t origId) {
return C2HandleAhwb::WrapNativeHandle(handle, width, height, format, usage, stride,
origId);
}
class C2AllocationAhwb : public C2GraphicAllocation {
public:
virtual ~C2AllocationAhwb() override;
virtual c2_status_t map(
C2Rect c2Rect, C2MemoryUsage usage, C2Fence *fence,
C2PlanarLayout *layout /* nonnull */, uint8_t **addr /* nonnull */) override;
virtual c2_status_t unmap(
uint8_t **addr /* nonnull */, C2Rect rect, C2Fence *fence /* nullable */) override;
virtual C2Allocator::id_t getAllocatorId() const override { return mAllocatorId; }
virtual const C2Handle *handle() const override { return mLockedHandle ? : mHandle; }
virtual bool equals(const std::shared_ptr<const C2GraphicAllocation> &other) const override;
// internal methods
// |handle| will be moved.
C2AllocationAhwb(
uint32_t width, uint32_t height,
uint32_t format, uint32_t layerCount,
uint64_t grallocUsage, uint32_t stride,
const C2HandleAhwb *const handle,
C2Allocator::id_t allocatorId);
int dup() const;
c2_status_t status() const;
private:
const uint32_t mWidth;
const uint32_t mHeight;
const uint32_t mFormat;
const uint32_t mLayerCount;
const uint64_t mGrallocUsage;
const uint32_t mStride;
const native_handle_t *mRawHandle;
const C2HandleAhwb *mHandle;
buffer_handle_t mBuffer;
const C2HandleAhwb *mLockedHandle;
bool mLocked;
C2Allocator::id_t mAllocatorId;
std::mutex mMappedLock;
};
C2AllocationAhwb::C2AllocationAhwb(
uint32_t width, uint32_t height,
uint32_t format, uint32_t layerCount,
uint64_t grallocUsage, uint32_t stride,
const C2HandleAhwb *const handle,
C2Allocator::id_t allocatorId)
: C2GraphicAllocation(width, height),
mWidth(width),
mHeight(height),
mFormat(format),
mLayerCount(layerCount),
mGrallocUsage(grallocUsage),
mStride(stride),
mRawHandle(C2HandleAhwb::UnwrapNativeHandle(handle)),
mHandle(handle),
mBuffer(nullptr),
mLockedHandle(nullptr),
mLocked(false),
mAllocatorId(allocatorId) {
}
C2AllocationAhwb::~C2AllocationAhwb() {
if (mBuffer && mLocked) {
// implementation ignores address and rect
uint8_t* addr[C2PlanarLayout::MAX_NUM_PLANES] = {};
unmap(addr, C2Rect(), nullptr);
}
if (mBuffer) {
status_t err = GraphicBufferMapper::get().freeBuffer(mBuffer);
if (err) {
ALOGE("failed transaction: freeBuffer");
}
}
if (mRawHandle) {
native_handle_close(
const_cast<native_handle_t *>(
reinterpret_cast<const native_handle_t *>(mRawHandle)));
native_handle_delete(
const_cast<native_handle_t *>(
reinterpret_cast<const native_handle_t *>(mRawHandle)));
}
if (mHandle) {
native_handle_delete(
const_cast<native_handle_t *>(reinterpret_cast<const native_handle_t *>(mHandle)));
}
if (mLockedHandle) {
native_handle_delete(
const_cast<native_handle_t *>(
reinterpret_cast<const native_handle_t *>(mLockedHandle)));
}
}
c2_status_t C2AllocationAhwb::map(
C2Rect c2Rect, C2MemoryUsage usage, C2Fence *fence,
C2PlanarLayout *layout /* nonnull */, uint8_t **addr /* nonnull */) {
const Rect rect{(int32_t)c2Rect.left, (int32_t)c2Rect.top,
(int32_t)(c2Rect.left + c2Rect.width) /* right */,
(int32_t)(c2Rect.top + c2Rect.height) /* bottom */};
uint64_t grallocUsage = static_cast<C2AndroidMemoryUsage>(usage).asGrallocUsage();
ALOGV("mapping buffer with usage %#llx => %#llx",
(long long)usage.expected, (long long)grallocUsage);
// TODO
(void)fence;
std::lock_guard<std::mutex> lock(mMappedLock);
if (mBuffer && mLocked) {
ALOGD("already mapped");
return C2_DUPLICATE;
}
if (!layout || !addr) {
ALOGD("wrong param");
return C2_BAD_VALUE;
}
if (!mBuffer) {
// TODO: libui/libgui dependency removal (b/214400477)
status_t err = GraphicBufferMapper::get().importBuffer(
mRawHandle, mWidth, mHeight, mLayerCount,
mFormat, mGrallocUsage, mStride, &mBuffer);
if (err) {
ALOGE("failed transaction: importBuffer");
return C2_CORRUPTED;
}
if (mBuffer == nullptr) {
ALOGD("importBuffer returned null buffer");
return C2_CORRUPTED;
}
uint64_t origId = 0;
if (mHandle) {
mHandle->getOrigId(&origId);
}
mLockedHandle = C2HandleAhwb::WrapAndMoveNativeHandle(
mBuffer, mWidth, mHeight, mFormat, mGrallocUsage,
mStride, origId);
}
c2_status_t ret = PopulatePlaneLayout(
mBuffer, rect, mFormat, grallocUsage, mStride, layout, addr);
if (ret != C2_OK) {
return ret;
}
mLocked = true;
HandleInterleavedPlanes(layout, addr);
ALOGV("C2AllocationGralloc::map: layout: type=%d numPlanes=%d rootPlanes=%d",
layout->type, layout->numPlanes, layout->rootPlanes);
for (int i = 0; i < layout->numPlanes; ++i) {
const C2PlaneInfo &plane = layout->planes[i];
ALOGV("C2AllocationGralloc::map: plane[%d]: colInc=%d rowInc=%d rootIx=%u offset=%u",
i, plane.colInc, plane.rowInc, plane.rootIx, plane.offset);
}
return C2_OK;
}
c2_status_t C2AllocationAhwb::unmap(
uint8_t **addr, C2Rect rect, C2Fence *fence /* nullable */) {
// TODO: check addr and size, use fence
(void)addr;
(void)rect;
(void)fence;
std::lock_guard<std::mutex> lock(mMappedLock);
// TODO: fence
status_t err = GraphicBufferMapper::get().unlock(mBuffer);
if (err) {
ALOGE("failed transaction: unlock");
return C2_CORRUPTED;
}
mLocked = false;
return C2_OK;
}
bool C2AllocationAhwb::equals(const std::shared_ptr<const C2GraphicAllocation> &other) const {
return other && other->handle() == handle();
}
/* ===================================== AHARDWAREBUFFER ALLOCATOR ============================= */
class C2AllocatorAhwb::Impl {
public:
Impl(id_t id);
id_t getId() const {
return mTraits->id;
}
C2String getName() const {
return mTraits->name;
}
std::shared_ptr<const C2Allocator::Traits> getTraits() const {
return mTraits;
}
c2_status_t newGraphicAllocation(
uint32_t width, uint32_t height, uint32_t format, const C2MemoryUsage &usage,
std::shared_ptr<C2GraphicAllocation> *allocation);
c2_status_t priorGraphicAllocation(
const C2Handle *handle,
std::shared_ptr<C2GraphicAllocation> *allocation);
c2_status_t status() const { return mInit; }
private:
std::shared_ptr<C2Allocator::Traits> mTraits;
c2_status_t mInit;
};
void _UnwrapNativeCodec2AhwbMetadata(
const C2Handle *const handle,
uint32_t *width, uint32_t *height, uint32_t *format,uint64_t *usage, uint32_t *stride,
uint64_t *origId) {
(void)C2HandleAhwb::Import(handle, width, height, format, usage, stride, origId);
}
C2AllocatorAhwb::Impl::Impl(id_t id)
: mInit(C2_OK) {
// TODO: get this from allocator
C2MemoryUsage minUsage = { 0, 0 }, maxUsage = { ~(uint64_t)0, ~(uint64_t)0 };
Traits traits = { "android.allocator.ahwb", id, C2Allocator::GRAPHIC, minUsage, maxUsage };
mTraits = std::make_shared<C2Allocator::Traits>(traits);
}
c2_status_t C2AllocatorAhwb::Impl::newGraphicAllocation(
uint32_t width, uint32_t height, uint32_t format, const C2MemoryUsage &usage,
std::shared_ptr<C2GraphicAllocation> *allocation) {
// TODO: for client side usage
// HAL side Ahwb allocation should be done via IGBA currently.
(void) width;
(void) height;
(void) format;
(void) usage;
(void) allocation;
return C2_OMITTED;
}
c2_status_t C2AllocatorAhwb::Impl::priorGraphicAllocation(
const C2Handle *handle,
std::shared_ptr<C2GraphicAllocation> *allocation) {
uint32_t width;
uint32_t height;
uint32_t format;
uint32_t layerCount = 1;
uint64_t grallocUsage;
uint32_t stride;
uint64_t origId;
const C2HandleAhwb *ahwbHandle = C2HandleAhwb::Import(
handle, &width, &height, &format, &grallocUsage, &stride, &origId);
if (ahwbHandle == nullptr) {
return C2_BAD_VALUE;
}
allocation->reset(new C2AllocationAhwb(
width, height, format, layerCount,
grallocUsage, stride, ahwbHandle, mTraits->id));
return C2_OK;
}
C2AllocatorAhwb::C2AllocatorAhwb(id_t id)
: mImpl(new Impl(id)) {}
C2AllocatorAhwb::~C2AllocatorAhwb() { delete mImpl; }
C2Allocator::id_t C2AllocatorAhwb::getId() const {
return mImpl->getId();
}
C2String C2AllocatorAhwb::getName() const {
return mImpl->getName();
}
std::shared_ptr<const C2Allocator::Traits> C2AllocatorAhwb::getTraits() const {
return mImpl->getTraits();
}
c2_status_t C2AllocatorAhwb::newGraphicAllocation(
uint32_t width, uint32_t height, uint32_t format, C2MemoryUsage usage,
std::shared_ptr<C2GraphicAllocation> *allocation) {
return mImpl->newGraphicAllocation(width, height, format, usage, allocation);
}
c2_status_t C2AllocatorAhwb::priorGraphicAllocation(
const C2Handle *handle,
std::shared_ptr<C2GraphicAllocation> *allocation) {
return mImpl->priorGraphicAllocation(handle, allocation);
}
c2_status_t C2AllocatorAhwb::status() const {
return mImpl->status();
}
// static
bool C2AllocatorAhwb::CheckHandle(const C2Handle* const o) {
return C2HandleAhwb::IsValid(o);
}
} // namespace android