src/i965_fourcc.h

   1 #ifndef _I965_FOURCC_H_
   2 #define _I965_FOURCC_H_
   3
   4 #ifndef VA_FOURCC_YV16
   5 #define VA_FOURCC_YV16 VA_FOURCC('Y','V','1','6')
   6 #endif
   7
   8 #ifndef VA_FOURCC_I420
   9 #define VA_FOURCC_I420 VA_FOURCC('I','4','2','0')
  10 #endif
  11
  12 /*
  13  * VA_FOURCC_IA44 is an exception because the va.h already
  14  * defines the AI44 as VA_FOURCC('I', 'A', '4', '4').
  15  */
  16 #ifndef VA_FOURCC_IA44
  17 #define VA_FOURCC_IA44 VA_FOURCC('A','I','4','4')
  18 #endif
  19
  20 #ifndef VA_FOURCC_IA88
  21 #define VA_FOURCC_IA88 VA_FOURCC('I','A','8','8')
  22 #endif
  23
  24 #ifndef VA_FOURCC_AI88
  25 #define VA_FOURCC_AI88 VA_FOURCC('A','I','8','8')
  26 #endif
  27
  28 #ifndef VA_FOURCC_IMC1
  29 #define VA_FOURCC_IMC1 VA_FOURCC('I','M','C','1')
  30 #endif
  31
  32 #ifndef VA_FOURCC_YVY2
  33 #define VA_FOURCC_YVY2 VA_FOURCC('Y','V','Y','2')
  34 #endif
  35
  36 #define I965_MAX_PLANES         4
  37 #define I965_MAX_COMONENTS      4
  38
  39 #define I965_COLOR_YUV          0
  40 #define I965_COLOR_RGB          1
  41 #define I965_COLOR_INDEX        2
  42
  43 typedef struct {
  44     uint8_t plane;                      /* the plane which the pixel belongs to */
  45     uint8_t offset;                     /* bits offset within a pixel in the plane */
  46 } i965_component_info;
  47
  48 typedef struct {
  49     uint32_t fourcc;                    /* fourcc */
  50     uint32_t format;                    /* 0: YUV, 1: RGB, 2: Indexed format */
  51     uint32_t subsampling;               /* Sub sampling */
  52     uint8_t flag;                       /* 1: only supported by vaCreateSurfaces(), 2: only supported by vaCreateImage(), 3: both */
  53     uint8_t hfactor;                    /* horizontal sampling factor */
  54     uint8_t vfactor;                    /* vertical sampling factor */
  55     uint8_t num_planes;                 /* number of planes */
  56     uint8_t bpp[I965_MAX_PLANES];       /* bits per pixel within a plane */
  57     uint8_t num_components;             /* number of components */
  58     /*
  59      * Components in the array are ordered in Y, U, V, A (up to 4 components)
  60      * for YUV formats, R, G, B, A (up to 4 components) for RGB formats and
  61      * I, A (2 components) for indexed formats
  62      */
  63     i965_component_info components[I965_MAX_COMONENTS];
  64 } i965_fourcc_info;
  65
  66 extern const i965_fourcc_info *get_fourcc_info(unsigned int);
  67
  68 #endif /* _I965_FOURCC_H_ */