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97 lines
4.5 KiB
97 lines
4.5 KiB
/*
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* Copyright (c) 2011-2016, The Linux Foundation. All rights reserved.
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are
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* met:
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above
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* copyright notice, this list of conditions and the following
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* disclaimer in the documentation and/or other materials provided
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* with the distribution.
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* * Neither the name of The Linux Foundation nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
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* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
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* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
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* OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
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* IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef __GR_UTILS_H__
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#define __GR_UTILS_H__
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#include "gralloc_priv.h"
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#define SZ_2M 0x200000
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#define SZ_1M 0x100000
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#define SZ_4K 0x1000
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#define SIZE_4K 4096
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#define SIZE_8K 4096
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#define INT(exp) static_cast<int>(exp)
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#define UINT(exp) static_cast<unsigned int>(exp)
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namespace gralloc1 {
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struct BufferInfo {
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BufferInfo(int w, int h, int f, gralloc1_producer_usage_t prod = GRALLOC1_PRODUCER_USAGE_NONE,
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gralloc1_consumer_usage_t cons = GRALLOC1_CONSUMER_USAGE_NONE) : width(w), height(h),
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format(f), prod_usage(prod), cons_usage(cons) {}
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int width;
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int height;
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int format;
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gralloc1_producer_usage_t prod_usage;
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gralloc1_consumer_usage_t cons_usage;
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};
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template <class Type1, class Type2>
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inline Type1 ALIGN(Type1 x, Type2 align) {
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return (Type1)((x + (Type1)align - 1) & ~((Type1)align - 1));
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}
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bool IsCompressedRGBFormat(int format);
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bool IsUncompressedRGBFormat(int format);
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uint32_t GetBppForUncompressedRGB(int format);
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bool CpuCanAccess(gralloc1_producer_usage_t prod_usage, gralloc1_consumer_usage_t cons_usage);
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bool CpuCanRead(gralloc1_producer_usage_t prod_usage, gralloc1_consumer_usage_t cons_usage);
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bool CpuCanWrite(gralloc1_producer_usage_t prod_usage);
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unsigned int GetSize(const BufferInfo &d, unsigned int alignedw, unsigned int alignedh);
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void GetBufferSizeAndDimensions(const BufferInfo &d, unsigned int *size,
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unsigned int *alignedw, unsigned int *alignedh);
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void GetAlignedWidthAndHeight(const BufferInfo &d, unsigned int *aligned_w,
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unsigned int *aligned_h);
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int GetYUVPlaneInfo(const private_handle_t *hnd, struct android_ycbcr *ycbcr);
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int GetRgbDataAddress(private_handle_t *hnd, void **rgb_data);
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bool IsUBwcFormat(int format);
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bool IsUBwcSupported(int format);
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bool IsUBwcEnabled(int format, gralloc1_producer_usage_t prod_usage,
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gralloc1_consumer_usage_t cons_usage);
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void GetYuvUBwcWidthAndHeight(int width, int height, int format, unsigned int *aligned_w,
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unsigned int *aligned_h);
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void GetYuvSPPlaneInfo(uint64_t base, uint32_t width, uint32_t height, uint32_t bpp,
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struct android_ycbcr *ycbcr);
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void GetYuvUbwcSPPlaneInfo(uint64_t base, uint32_t width, uint32_t height, int color_format,
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struct android_ycbcr *ycbcr);
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void GetYuvUbwcInterlacedSPPlaneInfo(uint64_t base, uint32_t width, uint32_t height,
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int color_format, struct android_ycbcr *ycbcr);
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void GetRgbUBwcBlockSize(uint32_t bpp, int *block_width, int *block_height);
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unsigned int GetRgbUBwcMetaBufferSize(int width, int height, uint32_t bpp);
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unsigned int GetUBwcSize(int width, int height, int format, unsigned int alignedw,
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unsigned int alignedh);
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int GetBufferLayout(private_handle_t *hnd, uint32_t stride[4],
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uint32_t offset[4], uint32_t *num_planes);
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} // namespace gralloc1
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#endif // __GR_UTILS_H__
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