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Commit 0735db95 authored by Dichen Zhang's avatar Dichen Zhang Committed by Automerger Merge Worker
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Merge "ultrahdr: Avoid possible failure during gainmap compression" into udc-dev am: 6cec8864 

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/native/+/23415129



Change-Id: I4e70302eae53cd4999391ee8e0b68f15316f591e
Signed-off-by: default avatarAutomerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>
parents 2feca2d9 6cec8864

libs/ultrahdr/include/ultrahdr/jpegr.h

+3 −2
Original line number Diff line number Diff line
@@ -17,6 +17,7 @@ 
#ifndef ANDROID_ULTRAHDR_JPEGR_H

#define ANDROID_ULTRAHDR_JPEGR_H



#include "jpegencoderhelper.h"

#include "jpegrerrorcode.h"

#include "ultrahdr.h"
@@ -312,11 +313,11 @@ private: 
     * This method is called in the encoding pipeline. It will encode the gain map.

     *

     * @param uncompressed_gain_map uncompressed gain map

     * @param dest encoded recover map

     * @param resource to compress gain map

     * @return NO_ERROR if encoding succeeds, error code if error occurs.

     */

    status_t compressGainMap(jr_uncompressed_ptr uncompressed_gain_map,

                             jr_compressed_ptr dest);

                             JpegEncoderHelper* jpeg_encoder);



    /*

     * This methoud is called to separate primary image and gain map image from JPEGR

libs/ultrahdr/jpegr.cpp

+33 −34
Original line number Diff line number Diff line
@@ -244,11 +244,13 @@ status_t JpegR::encodeJPEGR(jr_uncompressed_ptr uncompressed_p010_image, 
  std::unique_ptr<uint8_t[]> map_data;

  map_data.reset(reinterpret_cast<uint8_t*>(map.data));



  JpegEncoderHelper jpeg_encoder_gainmap;

  JPEGR_CHECK(compressGainMap(&map, &jpeg_encoder_gainmap));

  jpegr_compressed_struct compressed_map;

  compressed_map.maxLength = map.width * map.height;

  unique_ptr<uint8_t[]> compressed_map_data = make_unique<uint8_t[]>(compressed_map.maxLength);

  compressed_map.data = compressed_map_data.get();

  JPEGR_CHECK(compressGainMap(&map, &compressed_map));

  compressed_map.maxLength = jpeg_encoder_gainmap.getCompressedImageSize();

  compressed_map.length = compressed_map.maxLength;

  compressed_map.data = jpeg_encoder_gainmap.getCompressedImagePtr();

  compressed_map.colorGamut = ULTRAHDR_COLORGAMUT_UNSPECIFIED;



  sp<DataStruct> icc = IccHelper::writeIccProfile(ULTRAHDR_TF_SRGB,

                                                  uncompressed_yuv_420_image.colorGamut);
@@ -301,11 +303,13 @@ status_t JpegR::encodeJPEGR(jr_uncompressed_ptr uncompressed_p010_image, 
  std::unique_ptr<uint8_t[]> map_data;

  map_data.reset(reinterpret_cast<uint8_t*>(map.data));



  JpegEncoderHelper jpeg_encoder_gainmap;

  JPEGR_CHECK(compressGainMap(&map, &jpeg_encoder_gainmap));

  jpegr_compressed_struct compressed_map;

  compressed_map.maxLength = map.width * map.height;

  unique_ptr<uint8_t[]> compressed_map_data = make_unique<uint8_t[]>(compressed_map.maxLength);

  compressed_map.data = compressed_map_data.get();

  JPEGR_CHECK(compressGainMap(&map, &compressed_map));

  compressed_map.maxLength = jpeg_encoder_gainmap.getCompressedImageSize();

  compressed_map.length = compressed_map.maxLength;

  compressed_map.data = jpeg_encoder_gainmap.getCompressedImagePtr();

  compressed_map.colorGamut = ULTRAHDR_COLORGAMUT_UNSPECIFIED;



  sp<DataStruct> icc = IccHelper::writeIccProfile(ULTRAHDR_TF_SRGB,

                                                  uncompressed_yuv_420_image->colorGamut);
@@ -356,11 +360,13 @@ status_t JpegR::encodeJPEGR(jr_uncompressed_ptr uncompressed_p010_image, 
  std::unique_ptr<uint8_t[]> map_data;

  map_data.reset(reinterpret_cast<uint8_t*>(map.data));



  JpegEncoderHelper jpeg_encoder_gainmap;

  JPEGR_CHECK(compressGainMap(&map, &jpeg_encoder_gainmap));

  jpegr_compressed_struct compressed_map;

  compressed_map.maxLength = map.width * map.height;

  unique_ptr<uint8_t[]> compressed_map_data = make_unique<uint8_t[]>(compressed_map.maxLength);

  compressed_map.data = compressed_map_data.get();

  JPEGR_CHECK(compressGainMap(&map, &compressed_map));

  compressed_map.maxLength = jpeg_encoder_gainmap.getCompressedImageSize();

  compressed_map.length = compressed_map.maxLength;

  compressed_map.data = jpeg_encoder_gainmap.getCompressedImagePtr();

  compressed_map.colorGamut = ULTRAHDR_COLORGAMUT_UNSPECIFIED;



  JPEGR_CHECK(appendGainMap(compressed_jpeg_image, &compressed_map, nullptr, &metadata, dest));
@@ -407,11 +413,13 @@ status_t JpegR::encodeJPEGR(jr_uncompressed_ptr uncompressed_p010_image, 
  std::unique_ptr<uint8_t[]> map_data;

  map_data.reset(reinterpret_cast<uint8_t*>(map.data));



  JpegEncoderHelper jpeg_encoder_gainmap;

  JPEGR_CHECK(compressGainMap(&map, &jpeg_encoder_gainmap));

  jpegr_compressed_struct compressed_map;

  compressed_map.maxLength = map.width * map.height;

  unique_ptr<uint8_t[]> compressed_map_data = make_unique<uint8_t[]>(compressed_map.maxLength);

  compressed_map.data = compressed_map_data.get();

  JPEGR_CHECK(compressGainMap(&map, &compressed_map));

  compressed_map.maxLength = jpeg_encoder_gainmap.getCompressedImageSize();

  compressed_map.length = compressed_map.maxLength;

  compressed_map.data = jpeg_encoder_gainmap.getCompressedImagePtr();

  compressed_map.colorGamut = ULTRAHDR_COLORGAMUT_UNSPECIFIED;



  JPEGR_CHECK(appendGainMap(compressed_jpeg_image, &compressed_map, nullptr, &metadata, dest));
@@ -604,13 +612,12 @@ status_t JpegR::decodeJPEGR(jr_compressed_ptr compressed_jpegr_image, 
}



status_t JpegR::compressGainMap(jr_uncompressed_ptr uncompressed_gain_map,

                                jr_compressed_ptr dest) {

  if (uncompressed_gain_map == nullptr || dest == nullptr) {

                                JpegEncoderHelper* jpeg_encoder) {

  if (uncompressed_gain_map == nullptr || jpeg_encoder == nullptr) {

    return ERROR_JPEGR_INVALID_NULL_PTR;

  }



  JpegEncoderHelper jpeg_encoder;

  if (!jpeg_encoder.compressImage(uncompressed_gain_map->data,

  if (!jpeg_encoder->compressImage(uncompressed_gain_map->data,

                                   uncompressed_gain_map->width,

                                   uncompressed_gain_map->height,

                                   kMapCompressQuality,
@@ -620,14 +627,6 @@ status_t JpegR::compressGainMap(jr_uncompressed_ptr uncompressed_gain_map, 
    return ERROR_JPEGR_ENCODE_ERROR;

  }



  if (dest->maxLength < jpeg_encoder.getCompressedImageSize()) {

    return ERROR_JPEGR_BUFFER_TOO_SMALL;

  }



  memcpy(dest->data, jpeg_encoder.getCompressedImagePtr(), jpeg_encoder.getCompressedImageSize());

  dest->length = jpeg_encoder.getCompressedImageSize();

  dest->colorGamut = ULTRAHDR_COLORGAMUT_UNSPECIFIED;



  return NO_ERROR;

}