iftu.h

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#ifndef _PSP2KERN_LOWIO_IFTU_H_
#define _PSP2KERN_LOWIO_IFTU_H_
 
#include <vitasdk/build_utils.h>
#include <psp2kern/types.h>
 
#ifdef __cplusplus
extern "C" {
#endif
 
typedef enum SceIftuErrorCode {
    SCE_IFTU_ERROR_INVALID_PLANE        = 0x803F0700,
    SCE_IFTU_ERROR_INVALID_PARAM        = 0x803F0701,
    SCE_IFTU_ERROR_INVALID_PIXELFORMAT  = 0x803F0703,
    SCE_IFTU_ERROR_PLANE_BUSY       = 0x803F0704,
} SceIftuErrorCode;
 
typedef enum SceIftuPixelformat {
    SCE_IFTU_PIXELFORMAT_BGR565     = 0x01,
    SCE_IFTU_PIXELFORMAT_RGB565     = 0x02,
    SCE_IFTU_PIXELFORMAT_BGRA5551       = 0x04,
    SCE_IFTU_PIXELFORMAT_RGBA5551       = 0x08,
    SCE_IFTU_PIXELFORMAT_BGRX8888       = 0x10,
    SCE_IFTU_PIXELFORMAT_RGBX8888       = 0x20,
    SCE_IFTU_PIXELFORMAT_BGRA1010102    = 0x40,
    SCE_IFTU_PIXELFORMAT_RGBA1010102    = 0x80,
    SCE_IFTU_PIXELFORMAT_BGRP       = 0x100,    /* 3 planes - R, G, B */
    SCE_IFTU_PIXELFORMAT_RGBX8888_MULT  = 0x1000,
    SCE_IFTU_PIXELFORMAT_BGRX8888_MULT  = 0x2000,
    SCE_IFTU_PIXELFORMAT_RGBA1010102_MULT   = 0x4000,
    SCE_IFTU_PIXELFORMAT_BGRA1010102_MULT   = 0x8000,
    SCE_IFTU_PIXELFORMAT_NV12       = 0x10000,  /* 2 planes - Y, Cb + Cr interleaved */
    SCE_IFTU_PIXELFORMAT_YUV420     = 0x20000,  /* 3 planes - Y, Cb, Cr */
    SCE_IFTU_PIXELFORMAT_YUV422     = 0x200000, /* 3 planes - Y, Cb, Cr */
} SceIftuPixelformat;
 
typedef struct SceIftuCscParams {
    unsigned int post_add_0;        /* 10-bit integer */
    unsigned int post_add_1_2;      /* 10-bit integer */
    unsigned int post_clamp_max_0;      /* 10-bit integer */
    unsigned int post_clamp_min_0;      /* 10-bit integer */
    unsigned int post_clamp_max_1_2;    /* 10-bit integer */
    unsigned int post_clamp_min_1_2;    /* 10-bit integer */
    unsigned int ctm[3][3];         /* S3.9 fixed point format */
} SceIftuCscParams;
VITASDK_BUILD_ASSERT_EQ(0x3C, SceIftuCscParams);
 
typedef struct SceIftuConvParams {
    unsigned int size;
    unsigned int unk04;
    SceIftuCscParams *csc_params1;
    SceIftuCscParams *csc_params2;
    unsigned int csc_control;
    unsigned int unk14;
    unsigned int unk18;
    unsigned int unk1C;
    unsigned int alpha;
    unsigned int unk24;
} SceIftuConvParams;
VITASDK_BUILD_ASSERT_EQ(0x28, SceIftuConvParams);
 
typedef struct SceIftuFrameBuf {
    unsigned int pixelformat;
    unsigned int width;     /* Aligned to 16 */
    unsigned int height;        /* Aligned to 8 */
    unsigned int leftover_stride;   /* (pitch - aligned_w) * bpp */
    unsigned int leftover_align;    /* if YCbCr: (width >> 1) & 0xF [chroma align?] */
    unsigned int paddr0;        /* Physical address of the first plane */
    unsigned int paddr1;        /* Physical address of the second plane */
    unsigned int paddr2;        /* Physical address of the third plane */
} SceIftuFrameBuf;
VITASDK_BUILD_ASSERT_EQ(0x20, SceIftuFrameBuf);
 
typedef struct SceIftuPlaneState {
    SceIftuFrameBuf fb;
    unsigned int unk20;
    unsigned int src_x;     /* In (0x10000 / 960) multiples */
    unsigned int src_y;     /* in (0x10000 / 544) multiples */
    unsigned int src_w;     /* in (0x10000 / 960) multiples */
    unsigned int src_h;     /* in (0x10000 / 544) multiples */
    unsigned int dst_x;
    unsigned int dst_y;
    unsigned int dst_w;
    unsigned int dst_h;
    unsigned int vtop_padding;
    unsigned int vbot_padding;  /* h - aligned_h */
    unsigned int hleft_padding;
    unsigned int hright_padding;    /* w - aligned_w */
} SceIftuPlaneState;
VITASDK_BUILD_ASSERT_EQ(0x54, SceIftuPlaneState);
 
int ksceIftuCsc(SceIftuFrameBuf *dst, SceIftuPlaneState *src, SceIftuConvParams *params);
 
#ifdef __cplusplus
}
#endif
 
#endif /* _PSP2KERN_LOWIO_IFTU_H_ */