| /* |
| * Copyright 2012 The Android Open Source Project |
| * |
| * Use of this source code is governed by a BSD-style license that can be |
| * found in the LICENSE file. |
| */ |
| |
| #ifndef SkImageEncoderFns_DEFINED |
| #define SkImageEncoderFns_DEFINED |
| |
| #include "include/core/SkColorSpace.h" |
| #include "include/core/SkData.h" |
| #include "include/core/SkICC.h" |
| #include "include/core/SkImageInfo.h" |
| #include "include/core/SkRefCnt.h" |
| #include "include/core/SkTypes.h" |
| #include "modules/skcms/skcms.h" |
| |
| #include <cstring> |
| |
| typedef void (*transform_scanline_proc)(char* dst, const char* src, int width, int bpp); |
| |
| static inline void transform_scanline_memcpy(char* dst, const char* src, int width, int bpp) { |
| memcpy(dst, src, width * bpp); |
| } |
| |
| static inline void transform_scanline_A8_to_GrayAlpha(char* dst, const char* src, int width, int) { |
| for (int i = 0; i < width; i++) { |
| *dst++ = 0; |
| *dst++ = *src++; |
| } |
| } |
| |
| |
| static void skcms(char* dst, const char* src, int n, |
| skcms_PixelFormat srcFmt, skcms_AlphaFormat srcAlpha, |
| skcms_PixelFormat dstFmt, skcms_AlphaFormat dstAlpha) { |
| SkAssertResult(skcms_Transform(src, srcFmt, srcAlpha, nullptr, |
| dst, dstFmt, dstAlpha, nullptr, n)); |
| } |
| |
| static inline void transform_scanline_gray(char* dst, const char* src, int width, int) { |
| skcms(dst, src, width, |
| skcms_PixelFormat_G_8, skcms_AlphaFormat_Unpremul, |
| skcms_PixelFormat_RGB_888, skcms_AlphaFormat_Unpremul); |
| } |
| |
| static inline void transform_scanline_565(char* dst, const char* src, int width, int) { |
| skcms(dst, src, width, |
| skcms_PixelFormat_BGR_565, skcms_AlphaFormat_Unpremul, |
| skcms_PixelFormat_RGB_888, skcms_AlphaFormat_Unpremul); |
| } |
| |
| static inline void transform_scanline_RGBX(char* dst, const char* src, int width, int) { |
| skcms(dst, src, width, |
| skcms_PixelFormat_RGBA_8888, skcms_AlphaFormat_Unpremul, |
| skcms_PixelFormat_RGB_888 , skcms_AlphaFormat_Unpremul); |
| } |
| |
| static inline void transform_scanline_BGRX(char* dst, const char* src, int width, int) { |
| skcms(dst, src, width, |
| skcms_PixelFormat_BGRA_8888, skcms_AlphaFormat_Unpremul, |
| skcms_PixelFormat_RGB_888 , skcms_AlphaFormat_Unpremul); |
| } |
| |
| static inline void transform_scanline_444(char* dst, const char* src, int width, int) { |
| skcms(dst, src, width, |
| skcms_PixelFormat_ABGR_4444, skcms_AlphaFormat_Unpremul, |
| skcms_PixelFormat_RGB_888 , skcms_AlphaFormat_Unpremul); |
| } |
| |
| static inline void transform_scanline_rgbA(char* dst, const char* src, int width, int) { |
| skcms(dst, src, width, |
| skcms_PixelFormat_RGBA_8888, skcms_AlphaFormat_PremulAsEncoded, |
| skcms_PixelFormat_RGBA_8888, skcms_AlphaFormat_Unpremul); |
| } |
| |
| static inline void transform_scanline_bgrA(char* dst, const char* src, int width, int) { |
| skcms(dst, src, width, |
| skcms_PixelFormat_BGRA_8888, skcms_AlphaFormat_PremulAsEncoded, |
| skcms_PixelFormat_RGBA_8888, skcms_AlphaFormat_Unpremul); |
| } |
| |
| static inline void transform_scanline_to_premul_legacy(char* dst, const char* src, int width, int) { |
| skcms(dst, src, width, |
| skcms_PixelFormat_RGBA_8888, skcms_AlphaFormat_Unpremul, |
| skcms_PixelFormat_RGBA_8888, skcms_AlphaFormat_PremulAsEncoded); |
| } |
| |
| static inline void transform_scanline_BGRA(char* dst, const char* src, int width, int) { |
| skcms(dst, src, width, |
| skcms_PixelFormat_BGRA_8888, skcms_AlphaFormat_Unpremul, |
| skcms_PixelFormat_RGBA_8888, skcms_AlphaFormat_Unpremul); |
| } |
| |
| static inline void transform_scanline_4444(char* dst, const char* src, int width, int) { |
| skcms(dst, src, width, |
| skcms_PixelFormat_ABGR_4444, skcms_AlphaFormat_PremulAsEncoded, |
| skcms_PixelFormat_RGBA_8888, skcms_AlphaFormat_Unpremul); |
| } |
| |
| static inline void transform_scanline_101010x(char* dst, const char* src, int width, int) { |
| skcms(dst, src, width, |
| skcms_PixelFormat_RGBA_1010102, skcms_AlphaFormat_Unpremul, |
| skcms_PixelFormat_RGB_161616BE, skcms_AlphaFormat_Unpremul); |
| } |
| |
| static inline void transform_scanline_1010102(char* dst, const char* src, int width, int) { |
| skcms(dst, src, width, |
| skcms_PixelFormat_RGBA_1010102, skcms_AlphaFormat_Unpremul, |
| skcms_PixelFormat_RGBA_16161616BE, skcms_AlphaFormat_Unpremul); |
| } |
| |
| static inline void transform_scanline_1010102_premul(char* dst, const char* src, int width, int) { |
| skcms(dst, src, width, |
| skcms_PixelFormat_RGBA_1010102, skcms_AlphaFormat_PremulAsEncoded, |
| skcms_PixelFormat_RGBA_16161616BE, skcms_AlphaFormat_Unpremul); |
| } |
| |
| static inline void transform_scanline_bgr_101010x(char* dst, const char* src, int width, int) { |
| skcms(dst, src, width, |
| skcms_PixelFormat_BGRA_1010102, skcms_AlphaFormat_Unpremul, |
| skcms_PixelFormat_RGB_161616BE, skcms_AlphaFormat_Unpremul); |
| } |
| |
| static inline void transform_scanline_bgra_1010102(char* dst, const char* src, int width, int) { |
| skcms(dst, src, width, |
| skcms_PixelFormat_BGRA_1010102, skcms_AlphaFormat_Unpremul, |
| skcms_PixelFormat_RGBA_16161616BE, skcms_AlphaFormat_Unpremul); |
| } |
| |
| static inline void transform_scanline_bgra_1010102_premul(char* dst, const char* src, int width, int) { |
| skcms(dst, src, width, |
| skcms_PixelFormat_BGRA_1010102, skcms_AlphaFormat_PremulAsEncoded, |
| skcms_PixelFormat_RGBA_16161616BE, skcms_AlphaFormat_Unpremul); |
| } |
| |
| static inline void transform_scanline_F16(char* dst, const char* src, int width, int) { |
| skcms(dst, src, width, |
| skcms_PixelFormat_RGBA_hhhh, skcms_AlphaFormat_Unpremul, |
| skcms_PixelFormat_RGBA_16161616BE, skcms_AlphaFormat_Unpremul); |
| } |
| |
| static inline void transform_scanline_F16_premul(char* dst, const char* src, int width, int) { |
| skcms(dst, src, width, |
| skcms_PixelFormat_RGBA_hhhh, skcms_AlphaFormat_PremulAsEncoded, |
| skcms_PixelFormat_RGBA_16161616BE, skcms_AlphaFormat_Unpremul); |
| } |
| |
| static inline void transform_scanline_F16_to_8888(char* dst, const char* src, int width, int) { |
| skcms(dst, src, width, |
| skcms_PixelFormat_RGBA_hhhh, skcms_AlphaFormat_Unpremul, |
| skcms_PixelFormat_RGBA_8888, skcms_AlphaFormat_Unpremul); |
| } |
| |
| static inline void transform_scanline_F16_premul_to_8888(char* dst, |
| const char* src, |
| int width, |
| int) { |
| skcms(dst, src, width, |
| skcms_PixelFormat_RGBA_hhhh, skcms_AlphaFormat_PremulAsEncoded, |
| skcms_PixelFormat_RGBA_8888, skcms_AlphaFormat_Unpremul); |
| } |
| |
| static inline void transform_scanline_F16_to_premul_8888(char* dst, |
| const char* src, |
| int width, |
| int) { |
| skcms(dst, src, width, |
| skcms_PixelFormat_RGBA_hhhh, skcms_AlphaFormat_Unpremul, |
| skcms_PixelFormat_RGBA_8888, skcms_AlphaFormat_PremulAsEncoded); |
| } |
| |
| static inline void transform_scanline_F32(char* dst, const char* src, int width, int) { |
| skcms(dst, src, width, |
| skcms_PixelFormat_RGBA_ffff, skcms_AlphaFormat_Unpremul, |
| skcms_PixelFormat_RGBA_16161616BE, skcms_AlphaFormat_Unpremul); |
| } |
| |
| static inline void transform_scanline_F32_premul(char* dst, const char* src, int width, int) { |
| skcms(dst, src, width, |
| skcms_PixelFormat_RGBA_ffff, skcms_AlphaFormat_PremulAsEncoded, |
| skcms_PixelFormat_RGBA_16161616BE, skcms_AlphaFormat_Unpremul); |
| } |
| |
| static inline sk_sp<SkData> icc_from_color_space(const SkColorSpace* cs, |
| const skcms_ICCProfile* profile, |
| const char* profile_description) { |
| // TODO(ccameron): Remove this check. |
| if (!cs) { |
| return nullptr; |
| } |
| |
| if (profile) { |
| return SkWriteICCProfile(profile, profile_description); |
| } |
| |
| skcms_Matrix3x3 toXYZD50; |
| if (cs->toXYZD50(&toXYZD50)) { |
| skcms_TransferFunction fn; |
| cs->transferFn(&fn); |
| return SkWriteICCProfile(fn, toXYZD50); |
| } |
| return nullptr; |
| } |
| |
| static inline sk_sp<SkData> icc_from_color_space(const SkImageInfo& info, |
| const skcms_ICCProfile* profile, |
| const char* profile_description) { |
| return icc_from_color_space(info.colorSpace(), profile, profile_description); |
| } |
| |
| #endif // SkImageEncoderFns_DEFINED |