gallium: try to cleanup a bit of the format mess created with pipe-video merge

Start with correctly defining IA44 and AI44 formats.

Signed-off-by: Christian König <deathsimple@vodafone.de>

src/gallium/auxiliary/util/u_format.csv

@@ -265,5 +265,7 @@ PIPE_FORMAT_YV16                  , other, 1, 1, x8  , x8  , x8  , x8  , xyzw, y
 PIPE_FORMAT_IYUV                  , other, 1, 1, x8  , x8  , x8  , x8  , xyzw, yuv
 PIPE_FORMAT_NV12                  , other, 1, 1, x8  , x8  , x8  , x8  , xyzw, yuv
 PIPE_FORMAT_NV21                  , other, 1, 1, x8  , x8  , x8  , x8  , xyzw, yuv
-PIPE_FORMAT_IA44                  , other, 1, 1, x8  , x8  , x8  , x8  , xyzw, yuv
-PIPE_FORMAT_AI44                  , other, 1, 1, x8  , x8  , x8  , x8  , xyzw, yuv
+
+# Usually used to implement IA44 and AI44 formats in video decoding
+PIPE_FORMAT_R4A4_UNORM            , plain, 1, 1, un4 , un4 ,     ,     , y00x, rgb
+PIPE_FORMAT_A4R4_UNORM            , plain, 1, 1, un4 , un4 ,     ,     , x00y, rgb

src/gallium/auxiliary/util/u_format_yuv.c

@@ -1142,41 +1142,3 @@ util_format_nv21_pack_rgba_float(uint8_t *dst_row, unsigned dst_stride,
 void
 util_format_nv21_fetch_rgba_float(float *dst, const uint8_t *src,
                              unsigned i, unsigned j) {}
-void
-util_format_ia44_unpack_rgba_8unorm(uint8_t *dst_row, unsigned dst_stride,
-                             const uint8_t *src_row, unsigned src_stride,
-                             unsigned width, unsigned height) {}
-void
-util_format_ia44_pack_rgba_8unorm(uint8_t *dst_row, unsigned dst_stride,
-                             const uint8_t *src_row, unsigned src_stride,
-                             unsigned width, unsigned height) {}
-void
-util_format_ia44_unpack_rgba_float(float *dst_row, unsigned dst_stride,
-                             const uint8_t *src_row, unsigned src_stride,
-                             unsigned width, unsigned height) {}
-void
-util_format_ia44_pack_rgba_float(uint8_t *dst_row, unsigned dst_stride,
-                             const float *src_row, unsigned src_stride,
-                             unsigned width, unsigned height) {}
-void
-util_format_ia44_fetch_rgba_float(float *dst, const uint8_t *src,
-                             unsigned i, unsigned j) {}
-void
-util_format_ai44_unpack_rgba_8unorm(uint8_t *dst_row, unsigned dst_stride,
-                             const uint8_t *src_row, unsigned src_stride,
-                             unsigned width, unsigned height) {}
-void
-util_format_ai44_pack_rgba_8unorm(uint8_t *dst_row, unsigned dst_stride,
-                             const uint8_t *src_row, unsigned src_stride,
-                             unsigned width, unsigned height) {}
-void
-util_format_ai44_unpack_rgba_float(float *dst_row, unsigned dst_stride,
-                             const uint8_t *src_row, unsigned src_stride,
-                             unsigned width, unsigned height) {}
-void
-util_format_ai44_pack_rgba_float(uint8_t *dst_row, unsigned dst_stride,
-                             const float *src_row, unsigned src_stride,
-                             unsigned width, unsigned height) {}
-void
-util_format_ai44_fetch_rgba_float(float *dst, const uint8_t *src,
-                             unsigned i, unsigned j) {}

src/gallium/auxiliary/util/u_format_yuv.h

@@ -265,46 +265,6 @@ util_format_nv21_pack_rgba_float(uint8_t *dst_row, unsigned dst_stride,
 void
 util_format_nv21_fetch_rgba_float(float *dst, const uint8_t *src,
                              unsigned i, unsigned j);
-void
-util_format_ia44_unpack_rgba_8unorm(uint8_t *dst_row, unsigned dst_stride,
-                             const uint8_t *src_row, unsigned src_stride,
-                             unsigned width, unsigned height);
-void
-util_format_ia44_pack_rgba_8unorm(uint8_t *dst_row, unsigned dst_stride,
-                             const uint8_t *src_row, unsigned src_stride,
-                             unsigned width, unsigned height);
-void
-util_format_ia44_unpack_rgba_float(float *dst_row, unsigned dst_stride,
-                             const uint8_t *src_row, unsigned src_stride,
-                             unsigned width, unsigned height);
-void
-util_format_ia44_pack_rgba_float(uint8_t *dst_row, unsigned dst_stride,
-                             const float *src_row, unsigned src_stride,
-                             unsigned width, unsigned height);
-void
-util_format_ia44_fetch_rgba_float(float *dst, const uint8_t *src,
-                             unsigned i, unsigned j);
-void
-util_format_ai44_unpack_rgba_8unorm(uint8_t *dst_row, unsigned dst_stride,
-                             const uint8_t *src_row, unsigned src_stride,
-                             unsigned width, unsigned height);
-void
-util_format_ai44_pack_rgba_8unorm(uint8_t *dst_row, unsigned dst_stride,
-                             const uint8_t *src_row, unsigned src_stride,
-                             unsigned width, unsigned height);
-void
-util_format_ai44_unpack_rgba_float(float *dst_row, unsigned dst_stride,
-                             const uint8_t *src_row, unsigned src_stride,
-                             unsigned width, unsigned height);
-void
-util_format_ai44_pack_rgba_float(uint8_t *dst_row, unsigned dst_stride,
-                             const float *src_row, unsigned src_stride,
-                             unsigned width, unsigned height);
-void
-util_format_ai44_fetch_rgba_float(float *dst, const uint8_t *src,
-                             unsigned i, unsigned j);
-
-
 void
 util_format_r8g8_b8g8_unorm_unpack_rgba_float(float *dst_row, unsigned dst_stride,
                                          const uint8_t *src_row, unsigned src_stride,

src/gallium/include/pipe/p_format.h

@@ -238,8 +238,9 @@ enum pipe_format {
    PIPE_FORMAT_VUYA                    = PIPE_FORMAT_B8G8R8A8_UNORM,
    PIPE_FORMAT_XYUV                    = PIPE_FORMAT_X8R8G8B8_UNORM,
    PIPE_FORMAT_VUYX                    = PIPE_FORMAT_B8G8R8X8_UNORM,
-   PIPE_FORMAT_IA44                    = 168,
-   PIPE_FORMAT_AI44                    = 169,
+
+   PIPE_FORMAT_R4A4_UNORM              = 168,
+   PIPE_FORMAT_A4R4_UNORM              = 169,
 
    PIPE_FORMAT_COUNT
 };