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326 lines
12 KiB
C
326 lines
12 KiB
C
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/*
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* Copyright (C) 2010-2021 Arm Limited or its affiliates. All rights reserved.
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*
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* SPDX-License-Identifier: Apache-2.0
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*
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* Licensed under the Apache License, Version 2.0 (the License); you may
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* not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an AS IS BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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/* ----------------------------------------------------------------------
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* Project: Arm-2D Library
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* Title: arm-2d_draw.c
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* Description: APIs for colour format conversion
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*
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* $Date: 29. April 2021
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* $Revision: V.0.8.0
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*
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* Target Processor: Cortex-M cores
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*
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* -------------------------------------------------------------------- */
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/*============================ INCLUDES ======================================*/
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#define __ARM_2D_IMPL__
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#include "arm_2d.h"
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#include "__arm_2d_impl.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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#if defined(__clang__)
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# pragma clang diagnostic push
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# pragma clang diagnostic ignored "-Wunknown-warning-option"
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# pragma clang diagnostic ignored "-Wreserved-identifier"
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# pragma clang diagnostic ignored "-Wincompatible-pointer-types-discards-qualifiers"
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# pragma clang diagnostic ignored "-Wmissing-variable-declarations"
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# pragma clang diagnostic ignored "-Wcast-qual"
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# pragma clang diagnostic ignored "-Wcast-align"
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# pragma clang diagnostic ignored "-Wextra-semi-stmt"
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# pragma clang diagnostic ignored "-Wsign-conversion"
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# pragma clang diagnostic ignored "-Wunused-function"
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# pragma clang diagnostic ignored "-Wimplicit-int-float-conversion"
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# pragma clang diagnostic ignored "-Wdouble-promotion"
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# pragma clang diagnostic ignored "-Wunused-parameter"
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# pragma clang diagnostic ignored "-Wimplicit-float-conversion"
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# pragma clang diagnostic ignored "-Wimplicit-int-conversion"
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# pragma clang diagnostic ignored "-Wtautological-pointer-compare"
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# pragma clang diagnostic ignored "-Wsign-compare"
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# pragma clang diagnostic ignored "-Wmissing-prototypes"
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# pragma clang diagnostic ignored "-Wgnu-zero-variadic-macro-arguments"
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# pragma clang diagnostic ignored "-Wswitch-enum"
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# pragma clang diagnostic ignored "-Wswitch"
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#elif defined(__IS_COMPILER_ARM_COMPILER_5__)
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# pragma diag_suppress 174,177,188,68,513,144
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#endif
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/*============================ MACROS ========================================*/
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/*============================ MACROFIED FUNCTIONS ===========================*/
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/*============================ TYPES =========================================*/
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/*============================ GLOBAL VARIABLES ==============================*/
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/*============================ PROTOTYPES ====================================*/
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void __arm_2d_impl_cccn888_to_rgb565(uint32_t *__RESTRICT pwSource,
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int16_t iSourceStride,
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uint16_t *__RESTRICT phwTarget,
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int16_t iTargetStride,
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arm_2d_size_t *__RESTRICT ptCopySize);
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void __arm_2d_impl_rgb565_to_cccn888(uint16_t *__RESTRICT phwSourceBase,
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int16_t iSourceStride,
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uint32_t *__RESTRICT pwTargetBase,
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int16_t iTargetStride,
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arm_2d_size_t *__RESTRICT ptCopySize);
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/*============================ LOCAL VARIABLES ===============================*/
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/*============================ IMPLEMENTATION ================================*/
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/*----------------------------------------------------------------------------*
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* Convert Colour format *
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*----------------------------------------------------------------------------*/
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ARM_NONNULL(2,3)
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arm_fsm_rt_t arm_2dp_convert_colour_to_rgb888( arm_2d_op_cl_convt_t *ptOP,
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const arm_2d_tile_t *ptSource,
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const arm_2d_tile_t *ptTarget)
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{
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assert(NULL != ptSource);
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assert(NULL != ptTarget);
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ARM_2D_IMPL(arm_2d_op_cl_convt_t, ptOP);
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if (!__arm_2d_op_acquire((arm_2d_op_core_t *)ptThis)) {
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return arm_fsm_rt_on_going;
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}
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//memset(ptThis, 0, sizeof(*ptThis));
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OP_CORE.ptOp = &ARM_2D_OP_CONVERT_TO_RGB888;
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this.Target.ptTile = ptTarget;
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this.Target.ptRegion = NULL;
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this.Source.ptTile = ptSource;
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return __arm_2d_op_invoke((arm_2d_op_core_t *)ptThis);
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}
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ARM_NONNULL(2,3)
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arm_fsm_rt_t arm_2dp_convert_colour_to_rgb565( arm_2d_op_cl_convt_t *ptOP,
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const arm_2d_tile_t *ptSource,
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const arm_2d_tile_t *ptTarget)
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{
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assert(NULL != ptSource);
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assert(NULL != ptTarget);
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ARM_2D_IMPL(arm_2d_op_cl_convt_t, ptOP);
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if (!__arm_2d_op_acquire((arm_2d_op_core_t *)ptThis)) {
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return arm_fsm_rt_on_going;
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}
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//memset(ptThis, 0, sizeof(*ptThis));
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OP_CORE.ptOp = &ARM_2D_OP_CONVERT_TO_RGB565;
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this.Target.ptTile = ptTarget;
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this.Target.ptRegion = NULL;
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this.Source.ptTile = ptSource;
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return __arm_2d_op_invoke((arm_2d_op_core_t *)ptThis);
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}
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arm_fsm_rt_t __arm_2d_sw_convert_colour_to_rgb565(
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__arm_2d_sub_task_t *ptTask)
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{
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ARM_2D_IMPL(arm_2d_op_cl_convt_t, ptTask->ptOP);
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if (!this.Source.ptTile->bHasEnforcedColour) {
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return (arm_fsm_rt_t)ARM_2D_ERR_MISSING_PARAM;
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}
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switch ( this.Source.ptTile->tInfo.tColourInfo.u3ColourSZ) {
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case ARM_2D_COLOUR_SZ_16BIT:
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/* no need to convert, return cpl directly */
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break;
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case ARM_2D_COLOUR_SZ_32BIT:
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__arm_2d_impl_cccn888_to_rgb565( ptTask->Param.tCopy.tSource.pBuffer,
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ptTask->Param.tCopy.tSource.iStride,
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ptTask->Param.tCopy.tTarget.pBuffer,
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ptTask->Param.tCopy.tTarget.iStride,
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&(ptTask->Param.tCopy.tCopySize));
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break;
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default:
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return (arm_fsm_rt_t)ARM_2D_ERR_UNSUPPORTED_COLOUR;
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}
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return arm_fsm_rt_cpl;
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}
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arm_fsm_rt_t __arm_2d_sw_convert_colour_to_rgb888(
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__arm_2d_sub_task_t *ptTask)
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{
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ARM_2D_IMPL(arm_2d_op_cl_convt_t, ptTask->ptOP);
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if (!this.Source.ptTile->bHasEnforcedColour) {
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return (arm_fsm_rt_t)ARM_2D_ERR_MISSING_PARAM;
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}
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switch ( this.Source.ptTile->tInfo.tColourInfo.u3ColourSZ) {
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case ARM_2D_COLOUR_SZ_16BIT:
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__arm_2d_impl_rgb565_to_cccn888( ptTask->Param.tCopy.tSource.pBuffer,
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ptTask->Param.tCopy.tSource.iStride,
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ptTask->Param.tCopy.tTarget.pBuffer,
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ptTask->Param.tCopy.tTarget.iStride,
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&(ptTask->Param.tCopy.tCopySize));
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break;
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case ARM_2D_COLOUR_SZ_32BIT:
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/* no need to convert, return cpl directly */
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break;
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default:
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return (arm_fsm_rt_t)ARM_2D_ERR_UNSUPPORTED_COLOUR;
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}
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return arm_fsm_rt_cpl;
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}
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/*----------------------------------------------------------------------------*
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* Accelerable Low Level APIs *
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*----------------------------------------------------------------------------*/
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__WEAK
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void __arm_2d_impl_cccn888_to_rgb565(uint32_t *__RESTRICT pwSourceBase,
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int16_t iSourceStride,
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uint16_t *__RESTRICT phwTargetBase,
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int16_t iTargetStride,
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arm_2d_size_t *__RESTRICT ptCopySize)
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{
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for (int_fast16_t y = 0; y < ptCopySize->iHeight; y++) {
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const uint32_t *__RESTRICT pwSource = pwSourceBase;
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uint16_t *__RESTRICT phwTarget = phwTargetBase;
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for (int_fast16_t x = 0; x < ptCopySize->iWidth; x++) {
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arm_2d_color_rgba8888_t wSrcPixel;
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__arm_2d_color_fast_rgb_t hwTargetPixel;
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wSrcPixel.tValue = *pwSource++;
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hwTargetPixel.R = wSrcPixel.u8R;
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hwTargetPixel.G = wSrcPixel.u8G;
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hwTargetPixel.B = wSrcPixel.u8B;
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*phwTarget++ = __arm_2d_rgb565_pack(&hwTargetPixel);
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}
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pwSourceBase += iSourceStride;
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phwTargetBase += iTargetStride;
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}
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}
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__WEAK
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void __arm_2d_impl_rgb565_to_cccn888(uint16_t *__RESTRICT phwSourceBase,
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int16_t iSourceStride,
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uint32_t *__RESTRICT pwTargetBase,
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int16_t iTargetStride,
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arm_2d_size_t *__RESTRICT ptCopySize)
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{
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for (int_fast16_t y = 0; y < ptCopySize->iHeight; y++) {
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const uint16_t *__RESTRICT phwSource = phwSourceBase;
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uint32_t *__RESTRICT pwTarget = pwTargetBase;
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for (int_fast16_t x = 0; x < ptCopySize->iWidth; x++) {
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__arm_2d_color_fast_rgb_t hwSrcPixel;
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arm_2d_color_rgba8888_t wTargetPixel;
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__arm_2d_rgb565_unpack(*phwSource++, &hwSrcPixel);
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wTargetPixel.u8R = hwSrcPixel.R;
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wTargetPixel.u8G = hwSrcPixel.G;
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wTargetPixel.u8B = hwSrcPixel.B;
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wTargetPixel.u8A = 0xFF;
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*pwTarget++ = wTargetPixel.tValue;
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}
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phwSourceBase += iSourceStride;
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pwTargetBase += iTargetStride;
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}
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}
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/*----------------------------------------------------------------------------*
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* Low Level IO Interfaces *
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*----------------------------------------------------------------------------*/
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__WEAK
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def_low_lv_io(__ARM_2D_IO_COLOUR_CONVERT_TO_RGB565,
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__arm_2d_sw_convert_colour_to_rgb565);
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__WEAK
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def_low_lv_io(__ARM_2D_IO_COLOUR_CONVERT_TO_RGB888,
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__arm_2d_sw_convert_colour_to_rgb888);
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const __arm_2d_op_info_t ARM_2D_OP_CONVERT_TO_RGB565 = {
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.Info = {
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.Colour = {
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.chScheme = ARM_2D_COLOUR_RGB565,
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},
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.Param = {
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.bHasSource = true,
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.bHasTarget = true,
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.bAllowEnforcedColour = true,
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},
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.chOpIndex = __ARM_2D_OP_IDX_COLOUR_FORMAT_CONVERSION,
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.LowLevelIO = {
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.ptCopyLike = ref_low_lv_io(__ARM_2D_IO_COLOUR_CONVERT_TO_RGB565),
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.ptFillLike = NULL,
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},
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},
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};
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const __arm_2d_op_info_t ARM_2D_OP_CONVERT_TO_RGB888 = {
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.Info = {
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.Colour = {
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.chScheme = ARM_2D_COLOUR_RGB888,
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},
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.Param = {
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.bHasSource = true,
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.bHasTarget = true,
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.bAllowEnforcedColour = true,
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},
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.chOpIndex = __ARM_2D_OP_IDX_COLOUR_FORMAT_CONVERSION,
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.LowLevelIO = {
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.ptCopyLike = ref_low_lv_io(__ARM_2D_IO_COLOUR_CONVERT_TO_RGB888),
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.ptFillLike = NULL,
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},
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},
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};
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#if defined(__clang__)
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# pragma clang diagnostic pop
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#elif defined(__IS_COMPILER_ARM_COMPILER_5__)
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# pragma diag_warning 174,177,188,68,513,144
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#endif
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#ifdef __cplusplus
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}
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#endif
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