text: // DOM-IGNORE-BEGIN
  /*******************************************************************************
  * Copyright (C) 2020 Microchip Technology Inc. and its subsidiaries.
  *
  * Subject to your compliance with these terms, you may use Microchip software
  * and any derivatives exclusively with Microchip products. It is your
  * responsibility to comply with third party license terms applicable to your
  * use of third party software (including open source software) that may
  * accompany Microchip software.
  *
  * THIS SOFTWARE IS SUPPLIED BY MICROCHIP "AS IS". NO WARRANTIES, WHETHER
  * EXPRESS, IMPLIED OR STATUTORY, APPLY TO THIS SOFTWARE, INCLUDING ANY IMPLIED
  * WARRANTIES OF NON-INFRINGEMENT, MERCHANTABILITY, AND FITNESS FOR A
  * PARTICULAR PURPOSE.
  *
  * IN NO EVENT WILL MICROCHIP BE LIABLE FOR ANY INDIRECT, SPECIAL, PUNITIVE,
  * INCIDENTAL OR CONSEQUENTIAL LOSS, DAMAGE, COST OR EXPENSE OF ANY KIND
  * WHATSOEVER RELATED TO THE SOFTWARE, HOWEVER CAUSED, EVEN IF MICROCHIP HAS
  * BEEN ADVISED OF THE POSSIBILITY OR THE DAMAGES ARE FORESEEABLE. TO THE
  * FULLEST EXTENT ALLOWED BY LAW, MICROCHIP'S TOTAL LIABILITY ON ALL CLAIMS IN
  * ANY WAY RELATED TO THIS SOFTWARE WILL NOT EXCEED THE AMOUNT OF FEES, IF ANY,
  * THAT YOU HAVE PAID DIRECTLY TO MICROCHIP FOR THIS SOFTWARE.
  *******************************************************************************/
  // DOM-IGNORE-END
  
  
  #include "gfx/legato/image/raw/legato_imagedecoder_raw.h"
  
  #if LE_ENABLE_RAW_DECODER == 1
  
  #include "gfx/legato/common/legato_pixelbuffer.h"
  #include "gfx/legato/image/legato_palette.h"
  #include "gfx/legato/renderer/legato_renderer.h"
  
  void _leRawImageDecoder_InjectStage(leRawDecodeState* state,
                                      leRawDecodeStage* stage);
  
  struct InternalPaletteStage
  {
      leRawDecodeStage base;
  
      leColor lookupIndex;
  
      uint32_t paletteSize;
  };
  
  static LE_COHERENT_ATTR struct InternalPaletteStage paletteStage;
  
  static leResult stage_lookup(struct InternalPaletteStage* stage)
  {
      paletteStage.lookupIndex = stage->base.state->writeColor;
  
      // look up the actual color from the palette
      memcpy(&stage->base.state->writeColor,
             (void*)((uint8_t*)stage->base.state->source->palette->header.address + (paletteStage.lookupIndex * paletteStage.paletteSize)),
             paletteStage.paletteSize);
  
      return LE_SUCCESS;
  }
  
  void _leRawImageDecoder_LookupStage_Internal(leRawDecodeState* state)
  {
      memset(&paletteStage, 0, sizeof(paletteStage));
  
      paletteStage.base.state = state;
  
  	paletteStage.base.exec = (leResult(*)(struct leRawDecodeStage *))stage_lookup;
      paletteStage.paletteSize = leColorInfoTable[state->source->palette->buffer.mode].size;
  
      _leRawImageDecoder_InjectStage(state, (void*)&paletteStage);
  }
  
  static struct ImageRenderPostLookupStage
  {
      leRawDecodeStage base;
  } imageRenderPostLookupStage;
  
  static leResult stage_imageRenderPostLookup(leRawDecodeStage* stage)
  {
      if(stage->state->needToLookupMaskColor == LE_TRUE &&
         paletteStage.lookupIndex == stage->state->target->mask.color)
      {
          stage->state->target->mask.color = stage->state->writeColor;
  
          stage->state->needToLookupMaskColor = LE_FALSE;
      }
  
      return LE_SUCCESS;
  }
  
  leResult _leRawImageDecoder_ImageRenderPostLookupStage(leRawDecodeState* state)
  {
      memset(&imageRenderPostLookupStage, 0, sizeof(imageRenderPostLookupStage));
  
      state->needToLookupMaskColor = LE_TRUE;
  
      imageRenderPostLookupStage.base.state = state;
      imageRenderPostLookupStage.base.exec = stage_imageRenderPostLookup;
  
      _leRawImageDecoder_InjectStage(state, (void*)&imageRenderPostLookupStage);
  
      return LE_SUCCESS;
  }
  
  #endif /* LE_ENABLE_RAW_DECODER */
  