| #include "qcms.h" |
| #include "qcmstypes.h" |
| |
| /* used as a lookup table for the output transformation. |
| * we refcount them so we only need to have one around per output |
| * profile, instead of duplicating them per transform */ |
| struct precache_output |
| { |
| int ref_count; |
| /* We previously used a count of 65536 here but that seems like more |
| * precision than we actually need. By reducing the size we can |
| * improve startup performance and reduce memory usage. ColorSync on |
| * 10.5 uses 4097 which is perhaps because they use a fixed point |
| * representation where 1. is represented by 0x1000. */ |
| #define PRECACHE_OUTPUT_SIZE 8192 |
| #define PRECACHE_OUTPUT_MAX (PRECACHE_OUTPUT_SIZE-1) |
| uint8_t data[PRECACHE_OUTPUT_SIZE]; |
| }; |
| |
| #ifdef _MSC_VER |
| #define ALIGN __declspec(align(16)) |
| #else |
| #define ALIGN __attribute__(( aligned (16) )) |
| #endif |
| |
| struct _qcms_transform { |
| float ALIGN matrix[3][4]; |
| float *input_gamma_table_r; |
| float *input_gamma_table_g; |
| float *input_gamma_table_b; |
| |
| float *input_gamma_table_gray; |
| |
| float out_gamma_r; |
| float out_gamma_g; |
| float out_gamma_b; |
| |
| float out_gamma_gray; |
| |
| uint16_t *output_gamma_lut_r; |
| uint16_t *output_gamma_lut_g; |
| uint16_t *output_gamma_lut_b; |
| |
| uint16_t *output_gamma_lut_gray; |
| |
| size_t output_gamma_lut_r_length; |
| size_t output_gamma_lut_g_length; |
| size_t output_gamma_lut_b_length; |
| |
| size_t output_gamma_lut_gray_length; |
| |
| struct precache_output *output_table_r; |
| struct precache_output *output_table_g; |
| struct precache_output *output_table_b; |
| |
| void (*transform_fn)(struct _qcms_transform *transform, unsigned char *src, unsigned char *dest, size_t length); |
| }; |
| |
| typedef int32_t s15Fixed16Number; |
| typedef uint16_t uInt16Number; |
| |
| struct XYZNumber { |
| s15Fixed16Number X; |
| s15Fixed16Number Y; |
| s15Fixed16Number Z; |
| }; |
| |
| struct curveType { |
| uint32_t count; |
| uInt16Number data[]; |
| }; |
| |
| struct lutType { |
| uint8_t num_input_channels; |
| uint8_t num_output_channels; |
| uint8_t num_clut_grid_points; |
| |
| s15Fixed16Number e00; |
| s15Fixed16Number e01; |
| s15Fixed16Number e02; |
| s15Fixed16Number e10; |
| s15Fixed16Number e11; |
| s15Fixed16Number e12; |
| s15Fixed16Number e20; |
| s15Fixed16Number e21; |
| s15Fixed16Number e22; |
| |
| uint16_t num_input_table_entries; |
| uint16_t num_output_table_entries; |
| |
| uint16_t *input_table; |
| uint16_t *clut_table; |
| uint16_t *output_table; |
| }; |
| #if 0 |
| /* this is from an intial idea of having the struct correspond to the data in |
| * the file. I decided that it wasn't a good idea. |
| */ |
| struct tag_value { |
| uint32_t type; |
| union { |
| struct { |
| uint32_t reserved; |
| struct { |
| s15Fixed16Number X; |
| s15Fixed16Number Y; |
| s15Fixed16Number Z; |
| } XYZNumber; |
| } XYZType; |
| }; |
| }; // I guess we need to pack this? |
| #endif |
| |
| #define RGB_SIGNATURE 0x52474220 |
| #define GRAY_SIGNATURE 0x47524159 |
| |
| struct _qcms_profile { |
| uint32_t class; |
| uint32_t color_space; |
| qcms_intent rendering_intent; |
| struct XYZNumber redColorant; |
| struct XYZNumber blueColorant; |
| struct XYZNumber greenColorant; |
| struct curveType *redTRC; |
| struct curveType *blueTRC; |
| struct curveType *greenTRC; |
| struct curveType *grayTRC; |
| struct lutType *A2B0; |
| |
| struct precache_output *output_table_r; |
| struct precache_output *output_table_g; |
| struct precache_output *output_table_b; |
| }; |
| |
| #ifdef _MSC_VER |
| #define inline _inline |
| #endif |
| |
| /* produces the nearest float to 'a' with a maximum error |
| * of 1/1024 which happens for large values like 0x40000040 */ |
| static inline float s15Fixed16Number_to_float(s15Fixed16Number a) |
| { |
| return ((int32_t)a)/65536.f; |
| } |
| |
| static inline s15Fixed16Number double_to_s15Fixed16Number(double v) |
| { |
| return (int32_t)(v*65536); |
| } |
| |
| void precache_release(struct precache_output *p); |
| qcms_bool set_rgb_colorants(qcms_profile *profile, qcms_CIE_xyY white_point, qcms_CIE_xyYTRIPLE primaries); |
| |
| void qcms_transform_data_rgb_out_lut_sse2(qcms_transform *transform, |
| unsigned char *src, |
| unsigned char *dest, |
| size_t length); |
| void qcms_transform_data_rgba_out_lut_sse2(qcms_transform *transform, |
| unsigned char *src, |
| unsigned char *dest, |
| size_t length); |
| void qcms_transform_data_rgb_out_lut_sse1(qcms_transform *transform, |
| unsigned char *src, |
| unsigned char *dest, |
| size_t length); |
| void qcms_transform_data_rgba_out_lut_sse1(qcms_transform *transform, |
| unsigned char *src, |
| unsigned char *dest, |
| size_t length); |