gralloc1 : initial implementation
Initial implementation of the gralloc1 APIs Change-Id: I3b01595b0f9b30d9a08d02101fe42281556bd6a2
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libgralloc1/gr_utils.cpp
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152
libgralloc1/gr_utils.cpp
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/*
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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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#include "gr_utils.h"
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namespace gralloc1 {
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bool IsUncompressedRGBFormat(int format) {
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switch (format) {
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case HAL_PIXEL_FORMAT_RGBA_8888:
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case HAL_PIXEL_FORMAT_RGBX_8888:
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case HAL_PIXEL_FORMAT_RGB_888:
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case HAL_PIXEL_FORMAT_RGB_565:
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case HAL_PIXEL_FORMAT_BGR_565:
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case HAL_PIXEL_FORMAT_BGRA_8888:
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case HAL_PIXEL_FORMAT_RGBA_5551:
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case HAL_PIXEL_FORMAT_RGBA_4444:
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case HAL_PIXEL_FORMAT_R_8:
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case HAL_PIXEL_FORMAT_RG_88:
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case HAL_PIXEL_FORMAT_BGRX_8888:
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case HAL_PIXEL_FORMAT_RGBA_1010102:
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case HAL_PIXEL_FORMAT_ARGB_2101010:
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case HAL_PIXEL_FORMAT_RGBX_1010102:
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case HAL_PIXEL_FORMAT_XRGB_2101010:
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case HAL_PIXEL_FORMAT_BGRA_1010102:
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case HAL_PIXEL_FORMAT_ABGR_2101010:
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case HAL_PIXEL_FORMAT_BGRX_1010102:
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case HAL_PIXEL_FORMAT_XBGR_2101010:
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return true;
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default:
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break;
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}
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return false;
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}
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bool IsCompressedRGBFormat(int format) {
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switch (format) {
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case HAL_PIXEL_FORMAT_COMPRESSED_RGBA_ASTC_4x4_KHR:
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case HAL_PIXEL_FORMAT_COMPRESSED_SRGB8_ALPHA8_ASTC_4x4_KHR:
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case HAL_PIXEL_FORMAT_COMPRESSED_RGBA_ASTC_5x4_KHR:
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case HAL_PIXEL_FORMAT_COMPRESSED_SRGB8_ALPHA8_ASTC_5x4_KHR:
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case HAL_PIXEL_FORMAT_COMPRESSED_RGBA_ASTC_5x5_KHR:
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case HAL_PIXEL_FORMAT_COMPRESSED_SRGB8_ALPHA8_ASTC_5x5_KHR:
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case HAL_PIXEL_FORMAT_COMPRESSED_RGBA_ASTC_6x5_KHR:
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case HAL_PIXEL_FORMAT_COMPRESSED_SRGB8_ALPHA8_ASTC_6x5_KHR:
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case HAL_PIXEL_FORMAT_COMPRESSED_RGBA_ASTC_6x6_KHR:
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case HAL_PIXEL_FORMAT_COMPRESSED_SRGB8_ALPHA8_ASTC_6x6_KHR:
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case HAL_PIXEL_FORMAT_COMPRESSED_RGBA_ASTC_8x5_KHR:
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case HAL_PIXEL_FORMAT_COMPRESSED_SRGB8_ALPHA8_ASTC_8x5_KHR:
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case HAL_PIXEL_FORMAT_COMPRESSED_RGBA_ASTC_8x6_KHR:
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case HAL_PIXEL_FORMAT_COMPRESSED_SRGB8_ALPHA8_ASTC_8x6_KHR:
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case HAL_PIXEL_FORMAT_COMPRESSED_RGBA_ASTC_8x8_KHR:
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case HAL_PIXEL_FORMAT_COMPRESSED_SRGB8_ALPHA8_ASTC_8x8_KHR:
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case HAL_PIXEL_FORMAT_COMPRESSED_RGBA_ASTC_10x5_KHR:
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case HAL_PIXEL_FORMAT_COMPRESSED_SRGB8_ALPHA8_ASTC_10x5_KHR:
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case HAL_PIXEL_FORMAT_COMPRESSED_RGBA_ASTC_10x6_KHR:
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case HAL_PIXEL_FORMAT_COMPRESSED_SRGB8_ALPHA8_ASTC_10x6_KHR:
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case HAL_PIXEL_FORMAT_COMPRESSED_RGBA_ASTC_10x8_KHR:
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case HAL_PIXEL_FORMAT_COMPRESSED_SRGB8_ALPHA8_ASTC_10x8_KHR:
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case HAL_PIXEL_FORMAT_COMPRESSED_RGBA_ASTC_10x10_KHR:
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case HAL_PIXEL_FORMAT_COMPRESSED_SRGB8_ALPHA8_ASTC_10x10_KHR:
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case HAL_PIXEL_FORMAT_COMPRESSED_RGBA_ASTC_12x10_KHR:
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case HAL_PIXEL_FORMAT_COMPRESSED_SRGB8_ALPHA8_ASTC_12x10_KHR:
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case HAL_PIXEL_FORMAT_COMPRESSED_RGBA_ASTC_12x12_KHR:
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case HAL_PIXEL_FORMAT_COMPRESSED_SRGB8_ALPHA8_ASTC_12x12_KHR:
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return true;
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default:
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break;
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}
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return false;
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}
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uint32_t GetBppForUncompressedRGB(int format) {
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uint32_t bpp = 0;
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switch (format) {
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case HAL_PIXEL_FORMAT_RGBA_8888:
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case HAL_PIXEL_FORMAT_RGBX_8888:
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case HAL_PIXEL_FORMAT_BGRA_8888:
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case HAL_PIXEL_FORMAT_BGRX_8888:
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bpp = 4;
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break;
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case HAL_PIXEL_FORMAT_RGB_888:
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bpp = 3;
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break;
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case HAL_PIXEL_FORMAT_RGB_565:
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case HAL_PIXEL_FORMAT_BGR_565:
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case HAL_PIXEL_FORMAT_RGBA_5551:
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case HAL_PIXEL_FORMAT_RGBA_4444:
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bpp = 2;
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break;
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default:
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ALOGE("Error : %s New format request", __FUNCTION__);
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break;
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}
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return bpp;
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}
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bool CpuCanAccess(gralloc1_producer_usage_t prod_usage, gralloc1_consumer_usage_t cons_usage) {
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return CpuCanRead(prod_usage, cons_usage) || CpuCanWrite(prod_usage);
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}
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bool CpuCanRead(gralloc1_producer_usage_t prod_usage, gralloc1_consumer_usage_t cons_usage) {
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if (prod_usage & GRALLOC1_PRODUCER_USAGE_CPU_READ) {
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return true;
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}
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if (cons_usage & GRALLOC1_CONSUMER_USAGE_CPU_READ) {
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return true;
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}
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return false;
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}
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bool CpuCanWrite(gralloc1_producer_usage_t prod_usage) {
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if (prod_usage & GRALLOC1_PRODUCER_USAGE_CPU_WRITE) {
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// Application intends to use CPU for rendering
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return true;
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}
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return false;
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}
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} // namespace gralloc1
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