eden/externals/libadrenotools/tools/qtimapper-shim/ext/gr_utils.cpp
swurl 6c655321e6
Move dead submodules in-tree
Signed-off-by: swurl <swurl@swurl.xyz>
2025-05-31 02:33:02 -04:00

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C++

/*
* Copyright (c) 2011-2019, The Linux Foundation. All rights reserved.
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following
* disclaimer in the documentation and/or other materials provided
* with the distribution.
* * Neither the name of The Linux Foundation nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
* OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
* IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "gr_utils.h"
#include <algorithm>
#include "gr_adreno_info.h"
#define ASTC_BLOCK_SIZE 16
#ifndef COLOR_FMT_P010_UBWC
#define COLOR_FMT_P010_UBWC 9
#endif
namespace gralloc {
bool IsUncompressedRGBFormat(int format) {
switch (format) {
case HAL_PIXEL_FORMAT_RGBA_8888:
case HAL_PIXEL_FORMAT_RGBX_8888:
case HAL_PIXEL_FORMAT_RGB_888:
case HAL_PIXEL_FORMAT_RGB_565:
case HAL_PIXEL_FORMAT_BGR_565:
case HAL_PIXEL_FORMAT_BGRA_8888:
case HAL_PIXEL_FORMAT_RGBA_5551:
case HAL_PIXEL_FORMAT_RGBA_4444:
case HAL_PIXEL_FORMAT_R_8:
case HAL_PIXEL_FORMAT_RG_88:
case HAL_PIXEL_FORMAT_BGRX_8888:
case HAL_PIXEL_FORMAT_RGBA_1010102:
case HAL_PIXEL_FORMAT_ARGB_2101010:
case HAL_PIXEL_FORMAT_RGBX_1010102:
case HAL_PIXEL_FORMAT_XRGB_2101010:
case HAL_PIXEL_FORMAT_BGRA_1010102:
case HAL_PIXEL_FORMAT_ABGR_2101010:
case HAL_PIXEL_FORMAT_BGRX_1010102:
case HAL_PIXEL_FORMAT_XBGR_2101010:
case HAL_PIXEL_FORMAT_RGBA_FP16:
case HAL_PIXEL_FORMAT_BGR_888:
return true;
default:
break;
}
return false;
}
bool IsCompressedRGBFormat(int format) {
switch (format) {
case HAL_PIXEL_FORMAT_COMPRESSED_RGBA_ASTC_4x4_KHR:
case HAL_PIXEL_FORMAT_COMPRESSED_SRGB8_ALPHA8_ASTC_4x4_KHR:
case HAL_PIXEL_FORMAT_COMPRESSED_RGBA_ASTC_5x4_KHR:
case HAL_PIXEL_FORMAT_COMPRESSED_SRGB8_ALPHA8_ASTC_5x4_KHR:
case HAL_PIXEL_FORMAT_COMPRESSED_RGBA_ASTC_5x5_KHR:
case HAL_PIXEL_FORMAT_COMPRESSED_SRGB8_ALPHA8_ASTC_5x5_KHR:
case HAL_PIXEL_FORMAT_COMPRESSED_RGBA_ASTC_6x5_KHR:
case HAL_PIXEL_FORMAT_COMPRESSED_SRGB8_ALPHA8_ASTC_6x5_KHR:
case HAL_PIXEL_FORMAT_COMPRESSED_RGBA_ASTC_6x6_KHR:
case HAL_PIXEL_FORMAT_COMPRESSED_SRGB8_ALPHA8_ASTC_6x6_KHR:
case HAL_PIXEL_FORMAT_COMPRESSED_RGBA_ASTC_8x5_KHR:
case HAL_PIXEL_FORMAT_COMPRESSED_SRGB8_ALPHA8_ASTC_8x5_KHR:
case HAL_PIXEL_FORMAT_COMPRESSED_RGBA_ASTC_8x6_KHR:
case HAL_PIXEL_FORMAT_COMPRESSED_SRGB8_ALPHA8_ASTC_8x6_KHR:
case HAL_PIXEL_FORMAT_COMPRESSED_RGBA_ASTC_8x8_KHR:
case HAL_PIXEL_FORMAT_COMPRESSED_SRGB8_ALPHA8_ASTC_8x8_KHR:
case HAL_PIXEL_FORMAT_COMPRESSED_RGBA_ASTC_10x5_KHR:
case HAL_PIXEL_FORMAT_COMPRESSED_SRGB8_ALPHA8_ASTC_10x5_KHR:
case HAL_PIXEL_FORMAT_COMPRESSED_RGBA_ASTC_10x6_KHR:
case HAL_PIXEL_FORMAT_COMPRESSED_SRGB8_ALPHA8_ASTC_10x6_KHR:
case HAL_PIXEL_FORMAT_COMPRESSED_RGBA_ASTC_10x8_KHR:
case HAL_PIXEL_FORMAT_COMPRESSED_SRGB8_ALPHA8_ASTC_10x8_KHR:
case HAL_PIXEL_FORMAT_COMPRESSED_RGBA_ASTC_10x10_KHR:
case HAL_PIXEL_FORMAT_COMPRESSED_SRGB8_ALPHA8_ASTC_10x10_KHR:
case HAL_PIXEL_FORMAT_COMPRESSED_RGBA_ASTC_12x10_KHR:
case HAL_PIXEL_FORMAT_COMPRESSED_SRGB8_ALPHA8_ASTC_12x10_KHR:
case HAL_PIXEL_FORMAT_COMPRESSED_RGBA_ASTC_12x12_KHR:
case HAL_PIXEL_FORMAT_COMPRESSED_SRGB8_ALPHA8_ASTC_12x12_KHR:
return true;
default:
break;
}
return false;
}
uint32_t GetBppForUncompressedRGB(int format) {
uint32_t bpp = 0;
switch (format) {
case HAL_PIXEL_FORMAT_RGBA_FP16:
bpp = 8;
break;
case HAL_PIXEL_FORMAT_RGBA_8888:
case HAL_PIXEL_FORMAT_RGBX_8888:
case HAL_PIXEL_FORMAT_BGRA_8888:
case HAL_PIXEL_FORMAT_BGRX_8888:
case HAL_PIXEL_FORMAT_RGBA_1010102:
case HAL_PIXEL_FORMAT_ARGB_2101010:
case HAL_PIXEL_FORMAT_RGBX_1010102:
case HAL_PIXEL_FORMAT_XRGB_2101010:
case HAL_PIXEL_FORMAT_BGRA_1010102:
case HAL_PIXEL_FORMAT_ABGR_2101010:
case HAL_PIXEL_FORMAT_BGRX_1010102:
case HAL_PIXEL_FORMAT_XBGR_2101010:
bpp = 4;
break;
case HAL_PIXEL_FORMAT_RGB_888:
case HAL_PIXEL_FORMAT_BGR_888:
bpp = 3;
break;
case HAL_PIXEL_FORMAT_RGB_565:
case HAL_PIXEL_FORMAT_BGR_565:
case HAL_PIXEL_FORMAT_RGBA_5551:
case HAL_PIXEL_FORMAT_RGBA_4444:
bpp = 2;
break;
default:
ALOGE("Error : %s New format request = 0x%x", __FUNCTION__, format);
break;
}
return bpp;
}
bool CpuCanAccess(uint64_t usage) {
return CpuCanRead(usage) || CpuCanWrite(usage);
}
bool CpuCanRead(uint64_t usage) {
if (usage & BufferUsage::CPU_READ_MASK) {
return true;
}
return false;
}
bool CpuCanWrite(uint64_t usage) {
if (usage & BufferUsage::CPU_WRITE_MASK) {
// Application intends to use CPU for rendering
return true;
}
return false;
}
uint32_t GetDataAlignment(int format, uint64_t usage) {
uint32_t align = UINT(getpagesize());
if (format == HAL_PIXEL_FORMAT_YCbCr_420_SP_TILED) {
align = SIZE_8K;
}
if (usage & BufferUsage::PROTECTED) {
if ((usage & BufferUsage::CAMERA_OUTPUT) || (usage & GRALLOC_USAGE_PRIVATE_SECURE_DISPLAY)) {
// The alignment here reflects qsee mmu V7L/V8L requirement
align = SZ_2M;
} else {
align = SECURE_ALIGN;
}
}
return align;
}
bool IsGPUFlagSupported(uint64_t usage) {
bool ret = true;
if ((usage & BufferUsage::GPU_MIPMAP_COMPLETE)) {
ALOGE("GPU_MIPMAP_COMPLETE not supported");
ret = false;
}
if ((usage & BufferUsage::GPU_CUBE_MAP)) {
ALOGE("GPU_CUBE_MAP not supported");
ret = false;
}
return ret;
}
// Returns the final buffer size meant to be allocated with ion
unsigned int GetSize(const BufferInfo& info, unsigned int alignedw, unsigned int alignedh) {
unsigned int size = 0;
int format = info.format;
int width = info.width;
int height = info.height;
uint64_t usage = info.usage;
if (!IsGPUFlagSupported(usage)) {
ALOGE("Unsupported GPU usage flags present 0x%" PRIx64, usage);
return 0;
}
if (IsUBwcEnabled(format, usage)) {
size = GetUBwcSize(width, height, format, alignedw, alignedh);
} else if (IsUncompressedRGBFormat(format)) {
uint32_t bpp = GetBppForUncompressedRGB(format);
size = alignedw * alignedh * bpp;
} else if (IsCompressedRGBFormat(format)) {
size = alignedw * alignedh * ASTC_BLOCK_SIZE;
} else {
// Below switch should be for only YUV/custom formats
switch (format) {
case HAL_PIXEL_FORMAT_RAW16:
case HAL_PIXEL_FORMAT_Y16:
size = alignedw * alignedh * 2;
break;
case HAL_PIXEL_FORMAT_RAW10:
case HAL_PIXEL_FORMAT_RAW12:
size = ALIGN(alignedw * alignedh, SIZE_4K);
break;
case HAL_PIXEL_FORMAT_RAW8:
case HAL_PIXEL_FORMAT_Y8:
size = alignedw * alignedh * 1;
break;
// adreno formats
case HAL_PIXEL_FORMAT_YCrCb_420_SP_ADRENO: // NV21
size = ALIGN(alignedw * alignedh, SIZE_4K);
size += (unsigned int)ALIGN(2 * ALIGN(width / 2, 32) * ALIGN(height / 2, 32), SIZE_4K);
break;
case HAL_PIXEL_FORMAT_YCbCr_420_SP_TILED: // NV12
// The chroma plane is subsampled,
// but the pitch in bytes is unchanged
// The GPU needs 4K alignment, but the video decoder needs 8K
size = ALIGN(alignedw * alignedh, SIZE_8K);
size += ALIGN(alignedw * (unsigned int)ALIGN(height / 2, 32), SIZE_8K);
break;
case HAL_PIXEL_FORMAT_YV12:
if ((format == HAL_PIXEL_FORMAT_YV12) && ((width & 1) || (height & 1))) {
ALOGE("w or h is odd for the YV12 format");
return 0;
}
size = alignedw * alignedh + (ALIGN(alignedw / 2, 16) * (alignedh / 2)) * 2;
size = ALIGN(size, (unsigned int)SIZE_4K);
break;
case HAL_PIXEL_FORMAT_YCbCr_420_SP:
case HAL_PIXEL_FORMAT_YCrCb_420_SP:
size = ALIGN((alignedw * alignedh) + (alignedw * alignedh) / 2 + 1, SIZE_4K);
break;
case HAL_PIXEL_FORMAT_YCbCr_420_P010:
size = ALIGN((alignedw * alignedh * 2) + (alignedw * alignedh) + 1, SIZE_4K);
break;
case HAL_PIXEL_FORMAT_YCbCr_422_SP:
case HAL_PIXEL_FORMAT_YCrCb_422_SP:
case HAL_PIXEL_FORMAT_YCbCr_422_I:
case HAL_PIXEL_FORMAT_YCrCb_422_I:
case HAL_PIXEL_FORMAT_CbYCrY_422_I:
if (width & 1) {
ALOGE("width is odd for the YUV422_SP format");
return 0;
}
size = ALIGN(alignedw * alignedh * 2, SIZE_4K);
break;
case HAL_PIXEL_FORMAT_BLOB:
case HAL_PIXEL_FORMAT_RAW_OPAQUE:
if (height != 1) {
ALOGE("%s: Buffers with HAL_PIXEL_FORMAT_BLOB must have height 1 ", __FUNCTION__);
return 0;
}
size = (unsigned int)width;
break;
case HAL_PIXEL_FORMAT_NV21_ZSL:
size = ALIGN((alignedw * alignedh) + (alignedw * alignedh) / 2, SIZE_4K);
break;
default:
ALOGE("%s: Unrecognized pixel format: 0x%x", __FUNCTION__, format);
return 0;
}
}
auto align = GetDataAlignment(format, usage);
size = ALIGN(size, align) * info.layer_count;
return size;
}
// Explicitly defined UBWC formats
bool IsUBwcFormat(int format) {
switch (format) {
case HAL_PIXEL_FORMAT_YCbCr_420_SP_VENUS_UBWC:
case HAL_PIXEL_FORMAT_YCbCr_420_TP10_UBWC:
case HAL_PIXEL_FORMAT_YCbCr_420_P010_UBWC:
return true;
default:
return false;
}
}
bool IsUBwcSupported(int format) {
// Existing HAL formats with UBWC support
switch (format) {
case HAL_PIXEL_FORMAT_BGR_565:
case HAL_PIXEL_FORMAT_RGBA_8888:
case HAL_PIXEL_FORMAT_RGBX_8888:
case HAL_PIXEL_FORMAT_NV12_ENCODEABLE:
case HAL_PIXEL_FORMAT_YCbCr_420_SP_VENUS:
case HAL_PIXEL_FORMAT_RGBA_1010102:
case HAL_PIXEL_FORMAT_RGBX_1010102:
case HAL_PIXEL_FORMAT_DEPTH_16:
case HAL_PIXEL_FORMAT_DEPTH_24:
case HAL_PIXEL_FORMAT_DEPTH_24_STENCIL_8:
case HAL_PIXEL_FORMAT_DEPTH_32F:
case HAL_PIXEL_FORMAT_STENCIL_8:
return true;
default:
break;
}
return false;
}
bool IsUBwcPISupported(int format, uint64_t usage) {
if (usage & BufferUsage::COMPOSER_OVERLAY || !(usage & GRALLOC_USAGE_PRIVATE_ALLOC_UBWC_PI)) {
return false;
}
// As of now only two formats
switch (format) {
case HAL_PIXEL_FORMAT_YCbCr_420_SP_VENUS_UBWC:
case HAL_PIXEL_FORMAT_YCbCr_420_TP10_UBWC: {
if ((usage & BufferUsage::GPU_TEXTURE) || (usage & BufferUsage::GPU_RENDER_TARGET)) {
if (AdrenoMemInfo::GetInstance()) {
return AdrenoMemInfo::GetInstance()->IsPISupportedByGPU(format, usage);
}
} else {
return true;
}
}
}
return false;
}
bool IsUBwcEnabled(int format, uint64_t usage) {
// Allow UBWC, if client is using an explicitly defined UBWC pixel format.
if (IsUBwcFormat(format)) {
return true;
}
// Allow UBWC, if an OpenGL client sets UBWC usage flag and GPU plus MDP
// support the format. OR if a non-OpenGL client like Rotator, sets UBWC
// usage flag and MDP supports the format.
if (((usage & GRALLOC_USAGE_PRIVATE_ALLOC_UBWC) ||
(usage & GRALLOC_USAGE_PRIVATE_ALLOC_UBWC_PI) ||
(usage & BufferUsage::COMPOSER_CLIENT_TARGET)) &&
IsUBwcSupported(format)) {
bool enable = true;
// Query GPU for UBWC only if buffer is intended to be used by GPU.
if ((usage & BufferUsage::GPU_TEXTURE) || (usage & BufferUsage::GPU_RENDER_TARGET)) {
if (AdrenoMemInfo::GetInstance()) {
enable = AdrenoMemInfo::GetInstance()->IsUBWCSupportedByGPU(format);
}
}
// Allow UBWC, only if CPU usage flags are not set
if (enable && !(CpuCanAccess(usage))) {
return true;
}
}
return false;
}
void GetRgbUBwcBlockSize(uint32_t bpp, int* block_width, int* block_height) {
*block_width = 0;
*block_height = 0;
switch (bpp) {
case 2:
case 4:
*block_width = 16;
*block_height = 4;
break;
case 8:
*block_width = 8;
*block_height = 4;
break;
case 16:
*block_width = 4;
*block_height = 4;
break;
default:
ALOGE("%s: Unsupported bpp: %d", __FUNCTION__, bpp);
break;
}
}
unsigned int GetRgbUBwcMetaBufferSize(int width, int height, uint32_t bpp) {
unsigned int size = 0;
int meta_width, meta_height;
int block_width, block_height;
GetRgbUBwcBlockSize(bpp, &block_width, &block_height);
if (!block_width || !block_height) {
ALOGE("%s: Unsupported bpp: %d", __FUNCTION__, bpp);
return size;
}
// Align meta buffer height to 16 blocks
meta_height = ALIGN(((height + block_height - 1) / block_height), 16);
// Align meta buffer width to 64 blocks
meta_width = ALIGN(((width + block_width - 1) / block_width), 64);
// Align meta buffer size to 4K
size = (unsigned int)ALIGN((meta_width * meta_height), 4096);
return size;
}
unsigned int GetUBwcSize(int width, int height, int format, unsigned int alignedw,
unsigned int alignedh) {
unsigned int size = 0;
uint32_t bpp = 0;
switch (format) {
case HAL_PIXEL_FORMAT_BGR_565:
case HAL_PIXEL_FORMAT_RGBA_8888:
case HAL_PIXEL_FORMAT_RGBX_8888:
case HAL_PIXEL_FORMAT_RGBA_1010102:
case HAL_PIXEL_FORMAT_RGBX_1010102:
bpp = GetBppForUncompressedRGB(format);
size = alignedw * alignedh * bpp;
size += GetRgbUBwcMetaBufferSize(width, height, bpp);
break;
default:
ALOGE("%s: Unsupported pixel format: 0x%x", __FUNCTION__, format);
break;
}
return size;
}
unsigned int GetRgbMetaSize(int format, uint32_t width, uint32_t height, uint64_t usage) {
unsigned int meta_size = 0;
if (!IsUBwcEnabled(format, usage)) {
return meta_size;
}
uint32_t bpp = GetBppForUncompressedRGB(format);
switch (format) {
case HAL_PIXEL_FORMAT_BGR_565:
case HAL_PIXEL_FORMAT_RGBA_8888:
case HAL_PIXEL_FORMAT_RGBX_8888:
case HAL_PIXEL_FORMAT_RGBA_1010102:
case HAL_PIXEL_FORMAT_RGBX_1010102:
case HAL_PIXEL_FORMAT_RGBA_FP16:
meta_size = GetRgbUBwcMetaBufferSize(width, height, bpp);
break;
default:
ALOGE("%s:Unsupported RGB format: 0x%x", __FUNCTION__, format);
break;
}
return meta_size;
}
bool CanUseAdrenoForSize(int buffer_type, uint64_t usage) {
if (buffer_type == BUFFER_TYPE_VIDEO || !GetAdrenoSizeAPIStatus()) {
return false;
}
if ((usage & BufferUsage::PROTECTED) &&
((usage & BufferUsage::CAMERA_OUTPUT) || (usage & GRALLOC_USAGE_PRIVATE_SECURE_DISPLAY))) {
return false;
}
return true;
}
bool GetAdrenoSizeAPIStatus() {
AdrenoMemInfo* adreno_mem_info = AdrenoMemInfo::GetInstance();
if (adreno_mem_info) {
return adreno_mem_info->AdrenoSizeAPIAvaliable();
}
return false;
}
bool UseUncached(int format, uint64_t usage) {
if ((usage & GRALLOC_USAGE_PRIVATE_UNCACHED) || (usage & BufferUsage::PROTECTED)) {
return true;
}
// CPU read rarely
if ((usage & BufferUsage::CPU_READ_MASK) == static_cast<uint64_t>(BufferUsage::CPU_READ_RARELY)) {
return true;
}
// CPU write rarely
if ((usage & BufferUsage::CPU_WRITE_MASK) ==
static_cast<uint64_t>(BufferUsage::CPU_WRITE_RARELY)) {
return true;
}
if ((usage & BufferUsage::SENSOR_DIRECT_DATA) || (usage & BufferUsage::GPU_DATA_BUFFER)) {
return true;
}
if (format && IsUBwcEnabled(format, usage)) {
return true;
}
return false;
}
uint64_t GetHandleFlags(int format, uint64_t usage) {
uint64_t priv_flags = 0;
if (usage & BufferUsage::VIDEO_ENCODER) {
priv_flags |= private_handle_t::PRIV_FLAGS_VIDEO_ENCODER;
}
if (usage & BufferUsage::CAMERA_OUTPUT) {
priv_flags |= private_handle_t::PRIV_FLAGS_CAMERA_WRITE;
}
if (usage & BufferUsage::CAMERA_INPUT) {
priv_flags |= private_handle_t::PRIV_FLAGS_CAMERA_READ;
}
if (usage & BufferUsage::COMPOSER_OVERLAY) {
priv_flags |= private_handle_t::PRIV_FLAGS_DISP_CONSUMER;
}
if (usage & BufferUsage::GPU_TEXTURE) {
priv_flags |= private_handle_t::PRIV_FLAGS_HW_TEXTURE;
}
if (usage & GRALLOC_USAGE_PRIVATE_SECURE_DISPLAY) {
priv_flags |= private_handle_t::PRIV_FLAGS_SECURE_DISPLAY;
}
if (IsUBwcEnabled(format, usage)) {
if (IsUBwcPISupported(format, usage)) {
priv_flags |= private_handle_t::PRIV_FLAGS_UBWC_ALIGNED_PI;
} else {
priv_flags |= private_handle_t::PRIV_FLAGS_UBWC_ALIGNED;
}
}
if (usage & (BufferUsage::CPU_READ_MASK | BufferUsage::CPU_WRITE_MASK)) {
priv_flags |= private_handle_t::PRIV_FLAGS_CPU_RENDERED;
}
if ((usage & (BufferUsage::VIDEO_ENCODER | BufferUsage::VIDEO_DECODER |
BufferUsage::CAMERA_OUTPUT | BufferUsage::GPU_RENDER_TARGET))) {
priv_flags |= private_handle_t::PRIV_FLAGS_NON_CPU_WRITER;
}
if (!UseUncached(format, usage)) {
priv_flags |= private_handle_t::PRIV_FLAGS_CACHED;
}
return priv_flags;
}
int GetImplDefinedFormat(uint64_t usage, int format) {
int gr_format = format;
// If input format is HAL_PIXEL_FORMAT_IMPLEMENTATION_DEFINED then based on
// the usage bits, gralloc assigns a format.
if (format == HAL_PIXEL_FORMAT_IMPLEMENTATION_DEFINED ||
format == HAL_PIXEL_FORMAT_YCbCr_420_888) {
if ((usage & GRALLOC_USAGE_PRIVATE_ALLOC_UBWC || usage & GRALLOC_USAGE_PRIVATE_ALLOC_UBWC_PI) &&
format != HAL_PIXEL_FORMAT_YCbCr_420_888) {
gr_format = HAL_PIXEL_FORMAT_YCbCr_420_SP_VENUS_UBWC;
} else if (usage & BufferUsage::VIDEO_ENCODER) {
if (usage & GRALLOC_USAGE_PRIVATE_VIDEO_NV21_ENCODER) {
gr_format = HAL_PIXEL_FORMAT_NV21_ENCODEABLE; // NV21
} else if (usage & GRALLOC_USAGE_PRIVATE_HEIF) {
gr_format = HAL_PIXEL_FORMAT_NV12_HEIF;
} else if (format == HAL_PIXEL_FORMAT_YCbCr_420_888) {
gr_format = HAL_PIXEL_FORMAT_YCbCr_420_SP_VENUS;
} else {
gr_format = HAL_PIXEL_FORMAT_NV12_ENCODEABLE; // NV12
}
} else if (usage & BufferUsage::CAMERA_INPUT) {
if (usage & BufferUsage::CAMERA_OUTPUT) {
// Assumed ZSL if both producer and consumer camera flags set
gr_format = HAL_PIXEL_FORMAT_NV21_ZSL; // NV21
} else {
gr_format = HAL_PIXEL_FORMAT_YCrCb_420_SP; // NV21
}
} else if (usage & BufferUsage::CAMERA_OUTPUT) {
if (format == HAL_PIXEL_FORMAT_YCbCr_420_888) {
gr_format = HAL_PIXEL_FORMAT_NV21_ZSL; // NV21
} else {
gr_format = HAL_PIXEL_FORMAT_YCbCr_420_SP_VENUS; // NV12 preview
}
} else if (usage & BufferUsage::COMPOSER_OVERLAY) {
// XXX: If we still haven't set a format, default to RGBA8888
gr_format = HAL_PIXEL_FORMAT_RGBA_8888;
} else if (format == HAL_PIXEL_FORMAT_YCbCr_420_888) {
// If no other usage flags are detected, default the
// flexible YUV format to NV21_ZSL
gr_format = HAL_PIXEL_FORMAT_NV21_ZSL;
}
}
return gr_format;
}
bool HasAlphaComponent(int32_t format) {
switch (format) {
case HAL_PIXEL_FORMAT_RGBA_8888:
case HAL_PIXEL_FORMAT_BGRA_8888:
case HAL_PIXEL_FORMAT_RGBA_5551:
case HAL_PIXEL_FORMAT_RGBA_4444:
case HAL_PIXEL_FORMAT_RGBA_1010102:
case HAL_PIXEL_FORMAT_ARGB_2101010:
case HAL_PIXEL_FORMAT_BGRA_1010102:
case HAL_PIXEL_FORMAT_ABGR_2101010:
case HAL_PIXEL_FORMAT_RGBA_FP16:
return true;
default:
return false;
}
}
void GetRGBPlaneInfo(const BufferInfo& info, int32_t format, int32_t width, int32_t height,
int32_t /* flags */, int* plane_count, PlaneLayoutInfo* plane_info) {
uint64_t usage = info.usage;
*plane_count = 1;
uint32_t bpp = 0;
if (IsUncompressedRGBFormat(format)) {
bpp = GetBppForUncompressedRGB(format);
}
plane_info->component =
(PlaneComponent)(PLANE_COMPONENT_R | PLANE_COMPONENT_G | PLANE_COMPONENT_B);
if (HasAlphaComponent(format)) {
plane_info->component = (PlaneComponent)(plane_info->component | PLANE_COMPONENT_A);
}
plane_info->size = GetSize(info, width, height);
plane_info->step = bpp;
plane_info->offset = GetRgbMetaSize(format, width, height, usage);
plane_info->h_subsampling = 0;
plane_info->v_subsampling = 0;
plane_info->stride = width;
plane_info->stride_bytes = width * plane_info->step;
plane_info->scanlines = height;
}
} // namespace gralloc