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Commit e46f9bb7 authored by Dichen Zhang's avatar Dichen Zhang
Browse files

jpegr: encode ICC 

encode ICC without skia dependency

Bug: b/264715926
Test: jpegr_test
Change-Id: I944e47afdd1c0b24fab353f930a5607b2800b5be
parent c1270f0f

libs/jpegrecoverymap/Android.bp

+1 −2
Original line number Original line Diff line number Diff line
@@ -29,6 +29,7 @@ cc_library { 
    local_include_dirs: ["include"],

    local_include_dirs: ["include"],





    srcs: [

    srcs: [

        "icc.cpp",

        "jpegr.cpp",

        "jpegr.cpp",

        "recoverymapmath.cpp",

        "recoverymapmath.cpp",

        "jpegrutils.cpp",

        "jpegrutils.cpp",
@@ -43,8 +44,6 @@ cc_library { 
        "liblog",

        "liblog",

        "libutils",

        "libutils",

    ],

    ],



    static_libs: ["libskia"],

}

}





cc_library {

cc_library {

libs/jpegrecoverymap/icc.cpp

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+584 −0

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libs/jpegrecoverymap/include/jpegrecoverymap/icc.h

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+234 −0

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libs/jpegrecoverymap/include/jpegrecoverymap/jpegrutils.h

+18 −0
Original line number Original line Diff line number Diff line
@@ -27,6 +27,24 @@ 




namespace android::jpegrecoverymap {

namespace android::jpegrecoverymap {





static constexpr uint32_t EndianSwap32(uint32_t value) {

    return ((value & 0xFF) << 24) |

           ((value & 0xFF00) << 8) |

           ((value & 0xFF0000) >> 8) |

           (value >> 24);

}

static inline uint16_t EndianSwap16(uint16_t value) {

    return static_cast<uint16_t>((value >> 8) | ((value & 0xFF) << 8));

}



#if USE_BIG_ENDIAN

    #define Endian_SwapBE32(n) EndianSwap32(n)

    #define Endian_SwapBE16(n) EndianSwap16(n)

#else

    #define Endian_SwapBE32(n) (n)

    #define Endian_SwapBE16(n) (n)

#endif



struct jpegr_metadata;

struct jpegr_metadata;

/*

/*

 * Mutable data structure. Holds information for metadata.

 * Mutable data structure. Holds information for metadata.

libs/jpegrecoverymap/include/jpegrecoverymap/multipictureformat.h

+4 −16
Original line number Original line Diff line number Diff line
@@ -19,25 +19,13 @@ 




#include <jpegrecoverymap/jpegrutils.h>

#include <jpegrecoverymap/jpegrutils.h>





namespace android::jpegrecoverymap {

#ifdef USE_BIG_ENDIAN

static constexpr uint32_t EndianSwap32(uint32_t value) {

#undef USE_BIG_ENDIAN

    return ((value & 0xFF) << 24) |

           ((value & 0xFF00) << 8) |

           ((value & 0xFF0000) >> 8) |

           (value >> 24);

}

static inline uint16_t EndianSwap16(uint16_t value) {

    return static_cast<uint16_t>((value >> 8) | ((value & 0xFF) << 8));

}

#define USE_BIG_ENDIAN true

#define USE_BIG_ENDIAN true

#if USE_BIG_ENDIAN

    #define Endian_SwapBE32(n) EndianSwap32(n)

    #define Endian_SwapBE16(n) EndianSwap16(n)

#else

    #define Endian_SwapBE32(n) (n)

    #define Endian_SwapBE16(n) (n)

#endif

#endif





namespace android::jpegrecoverymap {



constexpr size_t kNumPictures = 2;

constexpr size_t kNumPictures = 2;

constexpr size_t kMpEndianSize = 4;

constexpr size_t kMpEndianSize = 4;

constexpr uint16_t kTagSerializedCount = 3;

constexpr uint16_t kTagSerializedCount = 3;