Add exact version of qcms used by Chrome for testing and comparison

third_party/qcms/src/qcms.h

+/* vim: set ts=8 sw=8 noexpandtab: */
+//  qcms
+//  Copyright (C) 2009 Mozilla Foundation
+//
+// Permission is hereby granted, free of charge, to any person obtaining 
+// a copy of this software and associated documentation files (the "Software"), 
+// to deal in the Software without restriction, including without limitation 
+// the rights to use, copy, modify, merge, publish, distribute, sublicense, 
+// and/or sell copies of the Software, and to permit persons to whom the Software 
+// is furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in 
+// all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO 
+// THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND 
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE 
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION 
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION 
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+#ifndef QCMS_H
+#define QCMS_H
+
+#ifdef  __cplusplus
+extern "C" {
+#endif
+
+#include <stdio.h>
+
+struct _qcms_profile;
+typedef struct _qcms_profile qcms_profile;
+
+struct _qcms_transform;
+typedef struct _qcms_transform qcms_transform;
+
+typedef int qcms_bool;
+
+/* ICC Section 6.1.5 Color Space Signatures (abridged) */
+typedef enum {
+        XYZData         /* ‘XYZ ’ */ = 0x58595A20,
+        labData         /* ‘Lab ’ */ = 0x4C616220,
+        luvData         /* ‘Luv ’ */ = 0x4C757620,
+        YCbCrData       /* ‘YCbr' */ = 0x59436272,
+        YxyData         /* ‘Yxy ’ */ = 0x59787920,
+        rgbData         /* ‘RGB ’ */ = 0x52474220,
+        grayData        /* ‘GRAY’ */ = 0x47524159,
+        hsvData         /* ‘HSV ’ */ = 0x48535620,
+        hlsData         /* ‘HLS ’ */ = 0x484C5320,
+        cmykData        /* ‘CMYK’ */ = 0x434D594B,
+        cmyData         /* ‘CMY ’ */ = 0x434D5920,
+} qcms_color_space;
+
+/* ICC Section 6.1.11 Rendering Intents */
+typedef enum {
+        QCMS_INTENT_DEFAULT = 0,
+        QCMS_INTENT_PERCEPTUAL = 0,
+        QCMS_INTENT_RELATIVE_COLORIMETRIC = 1,
+        QCMS_INTENT_SATURATION = 2,
+        QCMS_INTENT_ABSOLUTE_COLORIMETRIC = 3
+} qcms_intent;
+
+/* Input data formats */
+typedef enum {
+        QCMS_DATA_RGB_8,
+        QCMS_DATA_RGBA_8,
+        QCMS_DATA_GRAY_8,
+        QCMS_DATA_GRAYA_8
+} qcms_data_type;
+
+/* Output data format for qcms_transform_data_type() */
+typedef enum {
+        QCMS_OUTPUT_RGBX,
+        QCMS_OUTPUT_BGRX
+} qcms_output_type;
+
+/* Output data format for qcms_transform_get_input|output_trc_rgba() */
+typedef enum {
+        QCMS_TRC_PARAMETRIC, // Not implemented.
+        QCMS_TRC_FLOAT,      // Not implemented.
+        QCMS_TRC_HALF_FLOAT, // IEE754: binary16.
+        QCMS_TRC_USHORT,     // 0.16 fixed point.
+} qcms_trc_type;
+
+typedef struct {
+        double x;
+        double y;
+        double Y;
+} qcms_CIE_xyY;
+
+typedef struct {
+        qcms_CIE_xyY red;
+        qcms_CIE_xyY green;
+        qcms_CIE_xyY blue;
+} qcms_CIE_xyYTRIPLE;
+
+typedef struct {
+        float X;
+        float Y;
+        float Z;
+} qcms_xyz_float;
+
+qcms_profile* qcms_profile_create_rgb_with_gamma(
+                qcms_CIE_xyY white_point,
+                qcms_CIE_xyYTRIPLE primaries,
+                float gamma);
+
+qcms_profile* qcms_profile_from_memory(const void *mem, size_t size);
+
+qcms_profile* qcms_profile_from_file(FILE *file);
+qcms_profile* qcms_profile_from_path(const char *path);
+#ifdef _WIN32
+qcms_profile* qcms_profile_from_unicode_path(const wchar_t *path);
+#endif
+qcms_profile* qcms_profile_sRGB(void);
+void qcms_profile_release(qcms_profile *profile);
+
+qcms_bool qcms_profile_is_bogus(qcms_profile *profile);
+qcms_bool qcms_profile_has_white_point(qcms_profile *profile);
+qcms_xyz_float qcms_profile_get_white_point(qcms_profile *profile);
+qcms_intent qcms_profile_get_rendering_intent(qcms_profile *profile);
+qcms_color_space qcms_profile_get_color_space(qcms_profile *profile);
+unsigned qcms_profile_get_version(qcms_profile *profile);
+qcms_bool qcms_profile_white_transform(qcms_profile *profile, float XYZ[3]);
+
+qcms_bool qcms_profile_match(qcms_profile *p1, qcms_profile *p2);
+const char* qcms_profile_get_description(qcms_profile *profile);
+
+void qcms_profile_precache_output_transform(qcms_profile *profile);
+
+size_t qcms_profile_get_vcgt_channel_length(qcms_profile *profile);
+qcms_bool qcms_profile_get_vcgt_rgb_channels(qcms_profile *profile, unsigned short *data);
+
+float qcms_profile_ntsc_relative_gamut_size(qcms_profile *profile);
+
+qcms_transform* qcms_transform_create(
+                qcms_profile *in, qcms_data_type in_type,
+                qcms_profile *out, qcms_data_type out_type,
+                qcms_intent intent);
+
+size_t qcms_transform_get_input_trc_rgba(
+                qcms_transform *transform, qcms_profile *in, qcms_trc_type type, unsigned short *data);
+size_t qcms_transform_get_output_trc_rgba(
+                qcms_transform *transform, qcms_profile *out, qcms_trc_type type, unsigned short *data);
+
+qcms_bool qcms_transform_is_matrix(qcms_transform *transform);
+float qcms_transform_get_matrix(qcms_transform *transform, unsigned i, unsigned j);
+
+qcms_bool qcms_transform_create_LUT_zyx_bgra(
+                qcms_profile *in, qcms_profile *out, qcms_intent intent,
+                int samples, unsigned char* lut);
+
+void qcms_transform_data(qcms_transform *transform, void *src, void *dest, size_t length);
+void qcms_transform_data_type(qcms_transform *transform, void *src, void *dest, size_t length, qcms_output_type type);
+
+void qcms_transform_release(qcms_transform *);
+
+void qcms_enable_iccv4();
+
+#ifdef  __cplusplus
+}
+#endif
+
+/*
+ * In general, QCMS is not threadsafe. However, it should be safe to create
+ * profile and transformation objects on different threads, so long as you
+ * don't use the same objects on different threads at the same time.
+ */
+
+#endif