#include <assert.h>
#include "pixman-private.h"
+#include "pixman-accessor.h"
-#define Red(x) (((x) >> 16) & 0xff)
-#define Green(x) (((x) >> 8) & 0xff)
-#define Blue(x) ((x) & 0xff)
+#define CONVERT_RGB24_TO_Y15(s) \
+ (((((s) >> 16) & 0xff) * 153 + \
+ (((s) >> 8) & 0xff) * 301 + \
+ (((s) ) & 0xff) * 58) >> 2)
+
+#define CONVERT_RGB24_TO_RGB15(s) \
+ ((((s) >> 3) & 0x001f) | \
+ (((s) >> 6) & 0x03e0) | \
+ (((s) >> 9) & 0x7c00))
+
+/* Fetch macros */
+
+#ifdef WORDS_BIGENDIAN
+#define FETCH_1(img,l,o) \
+ (((READ ((img), ((uint32_t *)(l)) + ((o) >> 5))) >> (0x1f - ((o) & 0x1f))) & 0x1)
+#else
+#define FETCH_1(img,l,o) \
+ ((((READ ((img), ((uint32_t *)(l)) + ((o) >> 5))) >> ((o) & 0x1f))) & 0x1)
+#endif
+
+#define FETCH_8(img,l,o) (READ (img, (((uint8_t *)(l)) + ((o) >> 3))))
+
+#ifdef WORDS_BIGENDIAN
+#define FETCH_4(img,l,o) \
+ (((4 * (o)) & 4) ? (FETCH_8 (img,l, 4 * (o)) & 0xf) : (FETCH_8 (img,l,(4 * (o))) >> 4))
+#else
+#define FETCH_4(img,l,o) \
+ (((4 * (o)) & 4) ? (FETCH_8 (img, l, 4 * (o)) >> 4) : (FETCH_8 (img, l, (4 * (o))) & 0xf))
+#endif
+
+#ifdef WORDS_BIGENDIAN
+#define FETCH_24(img,l,o) \
+ ((READ (img, (((uint8_t *)(l)) + ((o) * 3) + 0)) << 16) | \
+ (READ (img, (((uint8_t *)(l)) + ((o) * 3) + 1)) << 8) | \
+ (READ (img, (((uint8_t *)(l)) + ((o) * 3) + 2)) << 0))
+#else
+#define FETCH_24(img,l,o) \
+ ((READ (img, (((uint8_t *)(l)) + ((o) * 3) + 0)) << 0) | \
+ (READ (img, (((uint8_t *)(l)) + ((o) * 3) + 1)) << 8) | \
+ (READ (img, (((uint8_t *)(l)) + ((o) * 3) + 2)) << 16))
+#endif
+
+/* Store macros */
+
+#ifdef WORDS_BIGENDIAN
+#define STORE_1(img,l,o,v) \
+ do \
+ { \
+ uint32_t *__d = ((uint32_t *)(l)) + ((o) >> 5); \
+ uint32_t __m, __v; \
+ \
+ __m = 1 << (0x1f - ((o) & 0x1f)); \
+ __v = (v)? __m : 0; \
+ \
+ WRITE((img), __d, (READ((img), __d) & ~__m) | __v); \
+ } \
+ while (0)
+#else
+#define STORE_1(img,l,o,v) \
+ do \
+ { \
+ uint32_t *__d = ((uint32_t *)(l)) + ((o) >> 5); \
+ uint32_t __m, __v; \
+ \
+ __m = 1 << ((o) & 0x1f); \
+ __v = (v)? __m : 0; \
+ \
+ WRITE((img), __d, (READ((img), __d) & ~__m) | __v); \
+ } \
+ while (0)
+#endif
+
+#define STORE_8(img,l,o,v) (WRITE (img, (uint8_t *)(l) + ((o) >> 3), (v)))
+
+#ifdef WORDS_BIGENDIAN
+#define STORE_4(img,l,o,v) \
+ do \
+ { \
+ int bo = 4 * (o); \
+ int v4 = (v) & 0x0f; \
+ \
+ STORE_8 (img, l, bo, ( \
+ bo & 4 ? \
+ (FETCH_8 (img, l, bo) & 0xf0) | (v4) : \
+ (FETCH_8 (img, l, bo) & 0x0f) | (v4 << 4))); \
+ } while (0)
+#else
+#define STORE_4(img,l,o,v) \
+ do \
+ { \
+ int bo = 4 * (o); \
+ int v4 = (v) & 0x0f; \
+ \
+ STORE_8 (img, l, bo, ( \
+ bo & 4 ? \
+ (FETCH_8 (img, l, bo) & 0x0f) | (v4 << 4) : \
+ (FETCH_8 (img, l, bo) & 0xf0) | (v4))); \
+ } while (0)
+#endif
+
+#ifdef WORDS_BIGENDIAN
+#define STORE_24(img,l,o,v) \
+ do \
+ { \
+ uint8_t *__tmp = (l) + 3 * (o); \
+ \
+ WRITE ((img), __tmp++, ((v) & 0x00ff0000) >> 16); \
+ WRITE ((img), __tmp++, ((v) & 0x0000ff00) >> 8); \
+ WRITE ((img), __tmp++, ((v) & 0x000000ff) >> 0); \
+ } \
+ while (0)
+#else
+#define STORE_24(img,l,o,v) \
+ do \
+ { \
+ uint8_t *__tmp = (l) + 3 * (o); \
+ \
+ WRITE ((img), __tmp++, ((v) & 0x000000ff) >> 0); \
+ WRITE ((img), __tmp++, ((v) & 0x0000ff00) >> 8); \
+ WRITE ((img), __tmp++, ((v) & 0x00ff0000) >> 16); \
+ } \
+ while (0)
+#endif
/*
* YV12 setup and access macros
*/
-#define YV12_SETUP(pict) \
- uint32_t *bits = pict->bits; \
- int stride = pict->rowstride; \
- int offset0 = stride < 0 ? \
- ((-stride) >> 1) * ((pict->height - 1) >> 1) - stride : \
- stride * pict->height; \
- int offset1 = stride < 0 ? \
- offset0 + ((-stride) >> 1) * ((pict->height) >> 1) : \
- offset0 + (offset0 >> 2)
-/* Note n trailing semicolon on the above macro; if it's there, then
- * the typical usage of YV12_SETUP(pict); will have an extra trailing ;
+#define YV12_SETUP(image) \
+ bits_image_t *__bits_image = (bits_image_t *)image; \
+ uint32_t *bits = __bits_image->bits; \
+ int stride = __bits_image->rowstride; \
+ int offset0 = stride < 0 ? \
+ ((-stride) >> 1) * ((__bits_image->height - 1) >> 1) - stride : \
+ stride * __bits_image->height; \
+ int offset1 = stride < 0 ? \
+ offset0 + ((-stride) >> 1) * ((__bits_image->height) >> 1) : \
+ offset0 + (offset0 >> 2)
+
+/* Note no trailing semicolon on the above macro; if it's there, then
+ * the typical usage of YV12_SETUP(image); will have an extra trailing ;
* that some compilers will interpret as a statement -- and then any further
* variable declarations will cause an error.
*/
-#define YV12_Y(line) \
+#define YV12_Y(line) \
((uint8_t *) ((bits) + (stride) * (line)))
-#define YV12_U(line) \
- ((uint8_t *) ((bits) + offset1 + \
- ((stride) >> 1) * ((line) >> 1)))
+#define YV12_U(line) \
+ ((uint8_t *) ((bits) + offset1 + \
+ ((stride) >> 1) * ((line) >> 1)))
-#define YV12_V(line) \
- ((uint8_t *) ((bits) + offset0 + \
- ((stride) >> 1) * ((line) >> 1)))
+#define YV12_V(line) \
+ ((uint8_t *) ((bits) + offset0 + \
+ ((stride) >> 1) * ((line) >> 1)))
-/*********************************** Fetch ************************************/
+/* Misc. helpers */
-static FASTCALL void
-fbFetch_a8r8g8b8 (bits_image_t *pict, int x, int y, int width, uint32_t *buffer)
+static force_inline void
+get_shifts (pixman_format_code_t format,
+ int *a,
+ int *r,
+ int *g,
+ int *b)
{
- const uint32_t *bits = pict->bits + y*pict->rowstride;
- MEMCPY_WRAPPED(pict,
- buffer, (const uint32_t *)bits + x,
- width*sizeof(uint32_t));
-}
+ switch (PIXMAN_FORMAT_TYPE (format))
+ {
+ case PIXMAN_TYPE_A:
+ *b = 0;
+ *g = 0;
+ *r = 0;
+ *a = 0;
+ break;
+
+ case PIXMAN_TYPE_ARGB:
+ *b = 0;
+ *g = *b + PIXMAN_FORMAT_B (format);
+ *r = *g + PIXMAN_FORMAT_G (format);
+ *a = *r + PIXMAN_FORMAT_R (format);
+ break;
+
+ case PIXMAN_TYPE_ABGR:
+ *r = 0;
+ *g = *r + PIXMAN_FORMAT_R (format);
+ *b = *g + PIXMAN_FORMAT_G (format);
+ *a = *b + PIXMAN_FORMAT_B (format);
+ break;
+
+ case PIXMAN_TYPE_BGRA:
+ /* With BGRA formats we start counting at the high end of the pixel */
+ *b = PIXMAN_FORMAT_BPP (format) - PIXMAN_FORMAT_B (format);
+ *g = *b - PIXMAN_FORMAT_B (format);
+ *r = *g - PIXMAN_FORMAT_G (format);
+ *a = *r - PIXMAN_FORMAT_R (format);
+ break;
+
+ case PIXMAN_TYPE_RGBA:
+ /* With BGRA formats we start counting at the high end of the pixel */
+ *r = PIXMAN_FORMAT_BPP (format) - PIXMAN_FORMAT_R (format);
+ *g = *r - PIXMAN_FORMAT_R (format);
+ *b = *g - PIXMAN_FORMAT_G (format);
+ *a = *b - PIXMAN_FORMAT_B (format);
+ break;
-static FASTCALL void
-fbFetch_x8r8g8b8 (bits_image_t *pict, int x, int y, int width, uint32_t *buffer)
-{
- const uint32_t *bits = pict->bits + y*pict->rowstride;
- const uint32_t *pixel = (const uint32_t *)bits + x;
- const uint32_t *end = pixel + width;
- while (pixel < end) {
- *buffer++ = READ(pict, pixel++) | 0xff000000;
+ default:
+ assert (0);
+ break;
}
}
-static FASTCALL void
-fbFetch_a8b8g8r8 (bits_image_t *pict, int x, int y, int width, uint32_t *buffer)
+static force_inline uint32_t
+convert_channel (uint32_t pixel, uint32_t def_value,
+ int n_from_bits, int from_shift,
+ int n_to_bits, int to_shift)
{
- const uint32_t *bits = pict->bits + y*pict->rowstride;
- const uint32_t *pixel = (uint32_t *)bits + x;
- const uint32_t *end = pixel + width;
- while (pixel < end) {
- uint32_t p = READ(pict, pixel++);
- *buffer++ = (p & 0xff00ff00) |
- ((p >> 16) & 0xff) |
- ((p & 0xff) << 16);
- }
-}
+ uint32_t v;
-static FASTCALL void
-fbFetch_x8b8g8r8 (bits_image_t *pict, int x, int y, int width, uint32_t *buffer)
-{
- const uint32_t *bits = pict->bits + y*pict->rowstride;
- const uint32_t *pixel = (uint32_t *)bits + x;
- const uint32_t *end = pixel + width;
- while (pixel < end) {
- uint32_t p = READ(pict, pixel++);
- *buffer++ = 0xff000000 |
- (p & 0x0000ff00) |
- ((p >> 16) & 0xff) |
- ((p & 0xff) << 16);
- }
-}
+ if (n_from_bits && n_to_bits)
+ v = unorm_to_unorm (pixel >> from_shift, n_from_bits, n_to_bits);
+ else if (n_to_bits)
+ v = def_value;
+ else
+ v = 0;
-static FASTCALL void
-fbFetch_a2b10g10r10 (bits_image_t *pict, int x, int y, int width, uint64_t *buffer)
-{
- const uint32_t *bits = pict->bits + y*pict->rowstride;
- const uint32_t *pixel = bits + x;
- const uint32_t *end = pixel + width;
- while (pixel < end) {
- uint32_t p = READ(pict, pixel++);
- uint64_t a = p >> 30;
- uint64_t b = (p >> 20) & 0x3ff;
- uint64_t g = (p >> 10) & 0x3ff;
- uint64_t r = p & 0x3ff;
-
- r = r << 6 | r >> 4;
- g = g << 6 | g >> 4;
- b = b << 6 | b >> 4;
-
- a <<= 62;
- a |= a >> 2;
- a |= a >> 4;
- a |= a >> 8;
-
- *buffer++ = a << 48 | r << 32 | g << 16 | b;
- }
+ return (v & ((1 << n_to_bits) - 1)) << to_shift;
}
-static FASTCALL void
-fbFetch_x2b10g10r10 (bits_image_t *pict, int x, int y, int width, uint64_t *buffer)
+static force_inline uint32_t
+convert_pixel (pixman_format_code_t from, pixman_format_code_t to, uint32_t pixel)
{
- const uint32_t *bits = pict->bits + y*pict->rowstride;
- const uint32_t *pixel = (uint32_t *)bits + x;
- const uint32_t *end = pixel + width;
- while (pixel < end) {
- uint32_t p = READ(pict, pixel++);
- uint64_t b = (p >> 20) & 0x3ff;
- uint64_t g = (p >> 10) & 0x3ff;
- uint64_t r = p & 0x3ff;
+ int a_from_shift, r_from_shift, g_from_shift, b_from_shift;
+ int a_to_shift, r_to_shift, g_to_shift, b_to_shift;
+ uint32_t a, r, g, b;
- r = r << 6 | r >> 4;
- g = g << 6 | g >> 4;
- b = b << 6 | b >> 4;
+ get_shifts (from, &a_from_shift, &r_from_shift, &g_from_shift, &b_from_shift);
+ get_shifts (to, &a_to_shift, &r_to_shift, &g_to_shift, &b_to_shift);
- *buffer++ = 0xffffULL << 48 | r << 32 | g << 16 | b;
- }
-}
+ a = convert_channel (pixel, ~0,
+ PIXMAN_FORMAT_A (from), a_from_shift,
+ PIXMAN_FORMAT_A (to), a_to_shift);
-static FASTCALL void
-fbFetch_r8g8b8 (bits_image_t *pict, int x, int y, int width, uint32_t *buffer)
-{
- const uint32_t *bits = pict->bits + y*pict->rowstride;
- const uint8_t *pixel = (const uint8_t *)bits + 3*x;
- const uint8_t *end = pixel + 3*width;
- while (pixel < end) {
- uint32_t b = Fetch24(pict, pixel) | 0xff000000;
- pixel += 3;
- *buffer++ = b;
- }
-}
+ r = convert_channel (pixel, 0,
+ PIXMAN_FORMAT_R (from), r_from_shift,
+ PIXMAN_FORMAT_R (to), r_to_shift);
-static FASTCALL void
-fbFetch_b8g8r8 (bits_image_t *pict, int x, int y, int width, uint32_t *buffer)
-{
- const uint32_t *bits = pict->bits + y*pict->rowstride;
- const uint8_t *pixel = (const uint8_t *)bits + 3*x;
- const uint8_t *end = pixel + 3*width;
- while (pixel < end) {
- uint32_t b = 0xff000000;
-#if IMAGE_BYTE_ORDER == MSBFirst
- b |= (READ(pict, pixel++));
- b |= (READ(pict, pixel++) << 8);
- b |= (READ(pict, pixel++) << 16);
-#else
- b |= (READ(pict, pixel++) << 16);
- b |= (READ(pict, pixel++) << 8);
- b |= (READ(pict, pixel++));
-#endif
- *buffer++ = b;
- }
-}
+ g = convert_channel (pixel, 0,
+ PIXMAN_FORMAT_G (from), g_from_shift,
+ PIXMAN_FORMAT_G (to), g_to_shift);
-static FASTCALL void
-fbFetch_r5g6b5 (bits_image_t *pict, int x, int y, int width, uint32_t *buffer)
-{
- const uint32_t *bits = pict->bits + y*pict->rowstride;
- const uint16_t *pixel = (const uint16_t *)bits + x;
- const uint16_t *end = pixel + width;
- while (pixel < end) {
- uint32_t p = READ(pict, pixel++);
- uint32_t r = (((p) << 3) & 0xf8) |
- (((p) << 5) & 0xfc00) |
- (((p) << 8) & 0xf80000);
- r |= (r >> 5) & 0x70007;
- r |= (r >> 6) & 0x300;
- *buffer++ = 0xff000000 | r;
- }
-}
+ b = convert_channel (pixel, 0,
+ PIXMAN_FORMAT_B (from), b_from_shift,
+ PIXMAN_FORMAT_B (to), b_to_shift);
-static FASTCALL void
-fbFetch_b5g6r5 (bits_image_t *pict, int x, int y, int width, uint32_t *buffer)
-{
- uint32_t r,g,b;
- const uint32_t *bits = pict->bits + y*pict->rowstride;
- const uint16_t *pixel = (const uint16_t *)bits + x;
- const uint16_t *end = pixel + width;
- while (pixel < end) {
- uint32_t p = READ(pict, pixel++);
- b = ((p & 0xf800) | ((p & 0xe000) >> 5)) >> 8;
- g = ((p & 0x07e0) | ((p & 0x0600) >> 6)) << 5;
- r = ((p & 0x001c) | ((p & 0x001f) << 5)) << 14;
- *buffer++ = 0xff000000 | r | g | b;
- }
+ return a | r | g | b;
}
-static FASTCALL void
-fbFetch_a1r5g5b5 (bits_image_t *pict, int x, int y, int width, uint32_t *buffer)
+static force_inline uint32_t
+convert_pixel_to_a8r8g8b8 (pixman_image_t *image,
+ pixman_format_code_t format,
+ uint32_t pixel)
{
- uint32_t r,g,b, a;
- const uint32_t *bits = pict->bits + y*pict->rowstride;
- const uint16_t *pixel = (const uint16_t *)bits + x;
- const uint16_t *end = pixel + width;
- while (pixel < end) {
- uint32_t p = READ(pict, pixel++);
-
- a = (uint32_t) ((uint8_t) (0 - ((p & 0x8000) >> 15))) << 24;
- r = ((p & 0x7c00) | ((p & 0x7000) >> 5)) << 9;
- g = ((p & 0x03e0) | ((p & 0x0380) >> 5)) << 6;
- b = ((p & 0x001c) | ((p & 0x001f) << 5)) >> 2;
- *buffer++ = a | r | g | b;
+ if (PIXMAN_FORMAT_TYPE (format) == PIXMAN_TYPE_GRAY ||
+ PIXMAN_FORMAT_TYPE (format) == PIXMAN_TYPE_COLOR)
+ {
+ return image->bits.indexed->rgba[pixel];
}
-}
-
-static FASTCALL void
-fbFetch_x1r5g5b5 (bits_image_t *pict, int x, int y, int width, uint32_t *buffer)
-{
- uint32_t r,g,b;
- const uint32_t *bits = pict->bits + y*pict->rowstride;
- const uint16_t *pixel = (const uint16_t *)bits + x;
- const uint16_t *end = pixel + width;
- while (pixel < end) {
- uint32_t p = READ(pict, pixel++);
-
- r = ((p & 0x7c00) | ((p & 0x7000) >> 5)) << 9;
- g = ((p & 0x03e0) | ((p & 0x0380) >> 5)) << 6;
- b = ((p & 0x001c) | ((p & 0x001f) << 5)) >> 2;
- *buffer++ = 0xff000000 | r | g | b;
+ else
+ {
+ return convert_pixel (format, PIXMAN_a8r8g8b8, pixel);
}
}
-static FASTCALL void
-fbFetch_a1b5g5r5 (bits_image_t *pict, int x, int y, int width, uint32_t *buffer)
+static force_inline uint32_t
+convert_pixel_from_a8r8g8b8 (pixman_image_t *image,
+ pixman_format_code_t format, uint32_t pixel)
{
- uint32_t r,g,b, a;
- const uint32_t *bits = pict->bits + y*pict->rowstride;
- const uint16_t *pixel = (const uint16_t *)bits + x;
- const uint16_t *end = pixel + width;
- while (pixel < end) {
- uint32_t p = READ(pict, pixel++);
-
- a = (uint32_t) ((uint8_t) (0 - ((p & 0x8000) >> 15))) << 24;
- b = ((p & 0x7c00) | ((p & 0x7000) >> 5)) >> 7;
- g = ((p & 0x03e0) | ((p & 0x0380) >> 5)) << 6;
- r = ((p & 0x001c) | ((p & 0x001f) << 5)) << 14;
- *buffer++ = a | r | g | b;
- }
-}
+ if (PIXMAN_FORMAT_TYPE (format) == PIXMAN_TYPE_GRAY)
+ {
+ pixel = CONVERT_RGB24_TO_Y15 (pixel);
-static FASTCALL void
-fbFetch_x1b5g5r5 (bits_image_t *pict, int x, int y, int width, uint32_t *buffer)
-{
- uint32_t r,g,b;
- const uint32_t *bits = pict->bits + y*pict->rowstride;
- const uint16_t *pixel = (const uint16_t *)bits + x;
- const uint16_t *end = pixel + width;
- while (pixel < end) {
- uint32_t p = READ(pict, pixel++);
-
- b = ((p & 0x7c00) | ((p & 0x7000) >> 5)) >> 7;
- g = ((p & 0x03e0) | ((p & 0x0380) >> 5)) << 6;
- r = ((p & 0x001c) | ((p & 0x001f) << 5)) << 14;
- *buffer++ = 0xff000000 | r | g | b;
+ return image->bits.indexed->ent[pixel & 0x7fff];
}
-}
+ else if (PIXMAN_FORMAT_TYPE (format) == PIXMAN_TYPE_COLOR)
+ {
+ pixel = convert_pixel (PIXMAN_a8r8g8b8, PIXMAN_x1r5g5b5, pixel);
-static FASTCALL void
-fbFetch_a4r4g4b4 (bits_image_t *pict, int x, int y, int width, uint32_t *buffer)
-{
- uint32_t r,g,b, a;
- const uint32_t *bits = pict->bits + y*pict->rowstride;
- const uint16_t *pixel = (const uint16_t *)bits + x;
- const uint16_t *end = pixel + width;
- while (pixel < end) {
- uint32_t p = READ(pict, pixel++);
-
- a = ((p & 0xf000) | ((p & 0xf000) >> 4)) << 16;
- r = ((p & 0x0f00) | ((p & 0x0f00) >> 4)) << 12;
- g = ((p & 0x00f0) | ((p & 0x00f0) >> 4)) << 8;
- b = ((p & 0x000f) | ((p & 0x000f) << 4));
- *buffer++ = a | r | g | b;
+ return image->bits.indexed->ent[pixel & 0x7fff];
}
-}
-
-static FASTCALL void
-fbFetch_x4r4g4b4 (bits_image_t *pict, int x, int y, int width, uint32_t *buffer)
-{
- uint32_t r,g,b;
- const uint32_t *bits = pict->bits + y*pict->rowstride;
- const uint16_t *pixel = (const uint16_t *)bits + x;
- const uint16_t *end = pixel + width;
- while (pixel < end) {
- uint32_t p = READ(pict, pixel++);
-
- r = ((p & 0x0f00) | ((p & 0x0f00) >> 4)) << 12;
- g = ((p & 0x00f0) | ((p & 0x00f0) >> 4)) << 8;
- b = ((p & 0x000f) | ((p & 0x000f) << 4));
- *buffer++ = 0xff000000 | r | g | b;
+ else
+ {
+ return convert_pixel (PIXMAN_a8r8g8b8, format, pixel);
}
}
-static FASTCALL void
-fbFetch_a4b4g4r4 (bits_image_t *pict, int x, int y, int width, uint32_t *buffer)
+static force_inline uint32_t
+fetch_and_convert_pixel (pixman_image_t * image,
+ const uint8_t * bits,
+ int offset,
+ pixman_format_code_t format)
{
- uint32_t r,g,b, a;
- const uint32_t *bits = pict->bits + y*pict->rowstride;
- const uint16_t *pixel = (const uint16_t *)bits + x;
- const uint16_t *end = pixel + width;
- while (pixel < end) {
- uint32_t p = READ(pict, pixel++);
-
- a = ((p & 0xf000) | ((p & 0xf000) >> 4)) << 16;
- b = ((p & 0x0f00) | ((p & 0x0f00) >> 4)) >> 4;
- g = ((p & 0x00f0) | ((p & 0x00f0) >> 4)) << 8;
- r = ((p & 0x000f) | ((p & 0x000f) << 4)) << 16;
- *buffer++ = a | r | g | b;
- }
-}
+ uint32_t pixel;
-static FASTCALL void
-fbFetch_x4b4g4r4 (bits_image_t *pict, int x, int y, int width, uint32_t *buffer)
-{
- uint32_t r,g,b;
- const uint32_t *bits = pict->bits + y*pict->rowstride;
- const uint16_t *pixel = (const uint16_t *)bits + x;
- const uint16_t *end = pixel + width;
- while (pixel < end) {
- uint32_t p = READ(pict, pixel++);
-
- b = ((p & 0x0f00) | ((p & 0x0f00) >> 4)) >> 4;
- g = ((p & 0x00f0) | ((p & 0x00f0) >> 4)) << 8;
- r = ((p & 0x000f) | ((p & 0x000f) << 4)) << 16;
- *buffer++ = 0xff000000 | r | g | b;
- }
-}
+ switch (PIXMAN_FORMAT_BPP (format))
+ {
+ case 1:
+ pixel = FETCH_1 (image, bits, offset);
+ break;
-static FASTCALL void
-fbFetch_a8 (bits_image_t *pict, int x, int y, int width, uint32_t *buffer)
-{
- const uint32_t *bits = pict->bits + y*pict->rowstride;
- const uint8_t *pixel = (const uint8_t *)bits + x;
- const uint8_t *end = pixel + width;
- while (pixel < end) {
- *buffer++ = READ(pict, pixel++) << 24;
- }
-}
+ case 4:
+ pixel = FETCH_4 (image, bits, offset);
+ break;
-static FASTCALL void
-fbFetch_r3g3b2 (bits_image_t *pict, int x, int y, int width, uint32_t *buffer)
-{
- uint32_t r,g,b;
- const uint32_t *bits = pict->bits + y*pict->rowstride;
- const uint8_t *pixel = (const uint8_t *)bits + x;
- const uint8_t *end = pixel + width;
- while (pixel < end) {
- uint32_t p = READ(pict, pixel++);
-
- r = ((p & 0xe0) | ((p & 0xe0) >> 3) | ((p & 0xc0) >> 6)) << 16;
- g = ((p & 0x1c) | ((p & 0x18) >> 3) | ((p & 0x1c) << 3)) << 8;
- b = (((p & 0x03) ) |
- ((p & 0x03) << 2) |
- ((p & 0x03) << 4) |
- ((p & 0x03) << 6));
- *buffer++ = 0xff000000 | r | g | b;
- }
-}
+ case 8:
+ pixel = READ (image, bits + offset);
+ break;
-static FASTCALL void
-fbFetch_b2g3r3 (bits_image_t *pict, int x, int y, int width, uint32_t *buffer)
-{
- uint32_t r,g,b;
- const uint32_t *bits = pict->bits + y*pict->rowstride;
- const uint8_t *pixel = (const uint8_t *)bits + x;
- const uint8_t *end = pixel + width;
- while (pixel < end) {
- uint32_t p = READ(pict, pixel++);
-
- b = (((p & 0xc0) ) |
- ((p & 0xc0) >> 2) |
- ((p & 0xc0) >> 4) |
- ((p & 0xc0) >> 6));
- g = ((p & 0x38) | ((p & 0x38) >> 3) | ((p & 0x30) << 2)) << 8;
- r = (((p & 0x07) ) |
- ((p & 0x07) << 3) |
- ((p & 0x06) << 6)) << 16;
- *buffer++ = 0xff000000 | r | g | b;
- }
-}
+ case 16:
+ pixel = READ (image, ((uint16_t *)bits + offset));
+ break;
-static FASTCALL void
-fbFetch_a2r2g2b2 (bits_image_t *pict, int x, int y, int width, uint32_t *buffer)
-{
- uint32_t a,r,g,b;
- const uint32_t *bits = pict->bits + y*pict->rowstride;
- const uint8_t *pixel = (const uint8_t *)bits + x;
- const uint8_t *end = pixel + width;
- while (pixel < end) {
- uint32_t p = READ(pict, pixel++);
-
- a = ((p & 0xc0) * 0x55) << 18;
- r = ((p & 0x30) * 0x55) << 12;
- g = ((p & 0x0c) * 0x55) << 6;
- b = ((p & 0x03) * 0x55);
- *buffer++ = a|r|g|b;
- }
-}
+ case 24:
+ pixel = FETCH_24 (image, bits, offset);
+ break;
-static FASTCALL void
-fbFetch_a2b2g2r2 (bits_image_t *pict, int x, int y, int width, uint32_t *buffer)
-{
- uint32_t a,r,g,b;
- const uint32_t *bits = pict->bits + y*pict->rowstride;
- const uint8_t *pixel = (const uint8_t *)bits + x;
- const uint8_t *end = pixel + width;
- while (pixel < end) {
- uint32_t p = READ(pict, pixel++);
-
- a = ((p & 0xc0) * 0x55) << 18;
- b = ((p & 0x30) * 0x55) >> 6;
- g = ((p & 0x0c) * 0x55) << 6;
- r = ((p & 0x03) * 0x55) << 16;
- *buffer++ = a|r|g|b;
- }
-}
+ case 32:
+ pixel = READ (image, ((uint32_t *)bits + offset));
+ break;
-static FASTCALL void
-fbFetch_c8 (bits_image_t *pict, int x, int y, int width, uint32_t *buffer)
-{
- const uint32_t *bits = pict->bits + y*pict->rowstride;
- const pixman_indexed_t * indexed = pict->indexed;
- const uint8_t *pixel = (const uint8_t *)bits + x;
- const uint8_t *end = pixel + width;
- while (pixel < end) {
- uint32_t p = READ(pict, pixel++);
- *buffer++ = indexed->rgba[p];
+ default:
+ pixel = 0xffff00ff; /* As ugly as possible to detect the bug */
+ break;
}
-}
-static FASTCALL void
-fbFetch_x4a4 (bits_image_t *pict, int x, int y, int width, uint32_t *buffer)
-{
- const uint32_t *bits = pict->bits + y*pict->rowstride;
- const uint8_t *pixel = (const uint8_t *)bits + x;
- const uint8_t *end = pixel + width;
- while (pixel < end) {
- uint8_t p = READ(pict, pixel++) & 0xf;
- *buffer++ = (p | (p << 4)) << 24;
- }
+ return convert_pixel_to_a8r8g8b8 (image, format, pixel);
}
-#define Fetch8(img,l,o) (READ(img, (uint8_t *)(l) + ((o) >> 2)))
-#if IMAGE_BYTE_ORDER == MSBFirst
-#define Fetch4(img,l,o) ((o) & 2 ? Fetch8(img,l,o) & 0xf : Fetch8(img,l,o) >> 4)
-#else
-#define Fetch4(img,l,o) ((o) & 2 ? Fetch8(img,l,o) >> 4 : Fetch8(img,l,o) & 0xf)
-#endif
-
-static FASTCALL void
-fbFetch_a4 (bits_image_t *pict, int x, int y, int width, uint32_t *buffer)
+static force_inline void
+convert_and_store_pixel (bits_image_t * image,
+ uint8_t * dest,
+ int offset,
+ pixman_format_code_t format,
+ uint32_t pixel)
{
- const uint32_t *bits = pict->bits + y*pict->rowstride;
- int i;
- for (i = 0; i < width; ++i) {
- uint32_t p = Fetch4(pict, bits, i + x);
+ uint32_t converted = convert_pixel_from_a8r8g8b8 (
+ (pixman_image_t *)image, format, pixel);
- p |= p << 4;
- *buffer++ = p << 24;
- }
-}
+ switch (PIXMAN_FORMAT_BPP (format))
+ {
+ case 1:
+ STORE_1 (image, dest, offset, converted & 0x01);
+ break;
-static FASTCALL void
-fbFetch_r1g2b1 (bits_image_t *pict, int x, int y, int width, uint32_t *buffer)
-{
- uint32_t r,g,b;
- const uint32_t *bits = pict->bits + y*pict->rowstride;
- int i;
- for (i = 0; i < width; ++i) {
- uint32_t p = Fetch4(pict, bits, i + x);
+ case 4:
+ STORE_4 (image, dest, offset, converted & 0xf);
+ break;
- r = ((p & 0x8) * 0xff) << 13;
- g = ((p & 0x6) * 0x55) << 7;
- b = ((p & 0x1) * 0xff);
- *buffer++ = 0xff000000|r|g|b;
- }
-}
+ case 8:
+ WRITE (image, (dest + offset), converted & 0xff);
+ break;
-static FASTCALL void
-fbFetch_b1g2r1 (bits_image_t *pict, int x, int y, int width, uint32_t *buffer)
-{
- uint32_t r,g,b;
- const uint32_t *bits = pict->bits + y*pict->rowstride;
- int i;
- for (i = 0; i < width; ++i) {
- uint32_t p = Fetch4(pict, bits, i + x);
+ case 16:
+ WRITE (image, ((uint16_t *)dest + offset), converted & 0xffff);
+ break;
- b = ((p & 0x8) * 0xff) >> 3;
- g = ((p & 0x6) * 0x55) << 7;
- r = ((p & 0x1) * 0xff) << 16;
- *buffer++ = 0xff000000|r|g|b;
- }
-}
+ case 24:
+ STORE_24 (image, dest, offset, converted);
+ break;
-static FASTCALL void
-fbFetch_a1r1g1b1 (bits_image_t *pict, int x, int y, int width, uint32_t *buffer)
-{
- uint32_t a,r,g,b;
- const uint32_t *bits = pict->bits + y*pict->rowstride;
- int i;
- for (i = 0; i < width; ++i) {
- uint32_t p = Fetch4(pict, bits, i + x);
-
- a = ((p & 0x8) * 0xff) << 21;
- r = ((p & 0x4) * 0xff) << 14;
- g = ((p & 0x2) * 0xff) << 7;
- b = ((p & 0x1) * 0xff);
- *buffer++ = a|r|g|b;
- }
-}
+ case 32:
+ WRITE (image, ((uint32_t *)dest + offset), converted);
+ break;
-static FASTCALL void
-fbFetch_a1b1g1r1 (bits_image_t *pict, int x, int y, int width, uint32_t *buffer)
-{
- uint32_t a,r,g,b;
- const uint32_t *bits = pict->bits + y*pict->rowstride;
- int i;
- for (i = 0; i < width; ++i) {
- uint32_t p = Fetch4(pict, bits, i + x);
-
- a = ((p & 0x8) * 0xff) << 21;
- r = ((p & 0x4) * 0xff) >> 3;
- g = ((p & 0x2) * 0xff) << 7;
- b = ((p & 0x1) * 0xff) << 16;
- *buffer++ = a|r|g|b;
- }
-}
+ default:
+ *dest = 0x0;
+ break;
+ }
+}
+
+#define MAKE_ACCESSORS(format) \
+ static void \
+ fetch_scanline_ ## format (pixman_image_t *image, \
+ int x, \
+ int y, \
+ int width, \
+ uint32_t * buffer, \
+ const uint32_t *mask) \
+ { \
+ uint8_t *bits = \
+ (uint8_t *)(image->bits.bits + y * image->bits.rowstride); \
+ int i; \
+ \
+ for (i = 0; i < width; ++i) \
+ { \
+ *buffer++ = \
+ fetch_and_convert_pixel (image, bits, x + i, PIXMAN_ ## format); \
+ } \
+ } \
+ \
+ static void \
+ store_scanline_ ## format (bits_image_t * image, \
+ int x, \
+ int y, \
+ int width, \
+ const uint32_t *values) \
+ { \
+ uint8_t *dest = \
+ (uint8_t *)(image->bits + y * image->rowstride); \
+ int i; \
+ \
+ for (i = 0; i < width; ++i) \
+ { \
+ convert_and_store_pixel ( \
+ image, dest, i + x, PIXMAN_ ## format, values[i]); \
+ } \
+ } \
+ \
+ static uint32_t \
+ fetch_pixel_ ## format (bits_image_t *image, \
+ int offset, \
+ int line) \
+ { \
+ uint8_t *bits = \
+ (uint8_t *)(image->bits + line * image->rowstride); \
+ \
+ return fetch_and_convert_pixel ((pixman_image_t *)image, \
+ bits, offset, PIXMAN_ ## format); \
+ } \
+ \
+ static const void *const __dummy__ ## format
+
+MAKE_ACCESSORS(a8r8g8b8);
+MAKE_ACCESSORS(x8r8g8b8);
+MAKE_ACCESSORS(a8b8g8r8);
+MAKE_ACCESSORS(x8b8g8r8);
+MAKE_ACCESSORS(x14r6g6b6);
+MAKE_ACCESSORS(b8g8r8a8);
+MAKE_ACCESSORS(b8g8r8x8);
+MAKE_ACCESSORS(r8g8b8x8);
+MAKE_ACCESSORS(r8g8b8a8);
+MAKE_ACCESSORS(r8g8b8);
+MAKE_ACCESSORS(b8g8r8);
+MAKE_ACCESSORS(r5g6b5);
+MAKE_ACCESSORS(b5g6r5);
+MAKE_ACCESSORS(a1r5g5b5);
+MAKE_ACCESSORS(x1r5g5b5);
+MAKE_ACCESSORS(a1b5g5r5);
+MAKE_ACCESSORS(x1b5g5r5);
+MAKE_ACCESSORS(a4r4g4b4);
+MAKE_ACCESSORS(x4r4g4b4);
+MAKE_ACCESSORS(a4b4g4r4);
+MAKE_ACCESSORS(x4b4g4r4);
+MAKE_ACCESSORS(a8);
+MAKE_ACCESSORS(c8);
+MAKE_ACCESSORS(g8);
+MAKE_ACCESSORS(r3g3b2);
+MAKE_ACCESSORS(b2g3r3);
+MAKE_ACCESSORS(a2r2g2b2);
+MAKE_ACCESSORS(a2b2g2r2);
+MAKE_ACCESSORS(x4a4);
+MAKE_ACCESSORS(a4);
+MAKE_ACCESSORS(g4);
+MAKE_ACCESSORS(c4);
+MAKE_ACCESSORS(r1g2b1);
+MAKE_ACCESSORS(b1g2r1);
+MAKE_ACCESSORS(a1r1g1b1);
+MAKE_ACCESSORS(a1b1g1r1);
+MAKE_ACCESSORS(a1);
+MAKE_ACCESSORS(g1);
+
+/********************************** Fetch ************************************/
+
+/* Expects a uint64_t buffer */
+static void
+fetch_scanline_a2r10g10b10 (pixman_image_t *image,
+ int x,
+ int y,
+ int width,
+ uint32_t * b,
+ const uint32_t *mask)
+{
+ const uint32_t *bits = image->bits.bits + y * image->bits.rowstride;
+ const uint32_t *pixel = bits + x;
+ const uint32_t *end = pixel + width;
+ uint64_t *buffer = (uint64_t *)b;
-static FASTCALL void
-fbFetch_c4 (bits_image_t *pict, int x, int y, int width, uint32_t *buffer)
-{
- const uint32_t *bits = pict->bits + y*pict->rowstride;
- const pixman_indexed_t * indexed = pict->indexed;
- int i;
- for (i = 0; i < width; ++i) {
- uint32_t p = Fetch4(pict, bits, i + x);
+ while (pixel < end)
+ {
+ uint32_t p = READ (image, pixel++);
+ uint64_t a = p >> 30;
+ uint64_t r = (p >> 20) & 0x3ff;
+ uint64_t g = (p >> 10) & 0x3ff;
+ uint64_t b = p & 0x3ff;
- *buffer++ = indexed->rgba[p];
- }
-}
+ r = r << 6 | r >> 4;
+ g = g << 6 | g >> 4;
+ b = b << 6 | b >> 4;
+ a <<= 14;
+ a |= a >> 2;
+ a |= a >> 4;
+ a |= a >> 8;
-static FASTCALL void
-fbFetch_a1 (bits_image_t *pict, int x, int y, int width, uint32_t *buffer)
-{
- const uint32_t *bits = pict->bits + y*pict->rowstride;
- int i;
- for (i = 0; i < width; ++i) {
- uint32_t p = READ(pict, bits + ((i + x) >> 5));
- uint32_t a;
-#if BITMAP_BIT_ORDER == MSBFirst
- a = p >> (0x1f - ((i+x) & 0x1f));
-#else
- a = p >> ((i+x) & 0x1f);
-#endif
- a = a & 1;
- a |= a << 1;
- a |= a << 2;
- a |= a << 4;
- *buffer++ = a << 24;
+ *buffer++ = a << 48 | r << 32 | g << 16 | b;
}
}
-static FASTCALL void
-fbFetch_g1 (bits_image_t *pict, int x, int y, int width, uint32_t *buffer)
+/* Expects a uint64_t buffer */
+static void
+fetch_scanline_x2r10g10b10 (pixman_image_t *image,
+ int x,
+ int y,
+ int width,
+ uint32_t * b,
+ const uint32_t *mask)
{
- const uint32_t *bits = pict->bits + y*pict->rowstride;
- const pixman_indexed_t * indexed = pict->indexed;
+ const uint32_t *bits = image->bits.bits + y * image->bits.rowstride;
+ const uint32_t *pixel = (uint32_t *)bits + x;
+ const uint32_t *end = pixel + width;
+ uint64_t *buffer = (uint64_t *)b;
+
+ while (pixel < end)
+ {
+ uint32_t p = READ (image, pixel++);
+ uint64_t r = (p >> 20) & 0x3ff;
+ uint64_t g = (p >> 10) & 0x3ff;
+ uint64_t b = p & 0x3ff;
+
+ r = r << 6 | r >> 4;
+ g = g << 6 | g >> 4;
+ b = b << 6 | b >> 4;
+
+ *buffer++ = 0xffffULL << 48 | r << 32 | g << 16 | b;
+ }
+}
+
+/* Expects a uint64_t buffer */
+static void
+fetch_scanline_a2b10g10r10 (pixman_image_t *image,
+ int x,
+ int y,
+ int width,
+ uint32_t * b,
+ const uint32_t *mask)
+{
+ const uint32_t *bits = image->bits.bits + y * image->bits.rowstride;
+ const uint32_t *pixel = bits + x;
+ const uint32_t *end = pixel + width;
+ uint64_t *buffer = (uint64_t *)b;
+
+ while (pixel < end)
+ {
+ uint32_t p = READ (image, pixel++);
+ uint64_t a = p >> 30;
+ uint64_t b = (p >> 20) & 0x3ff;
+ uint64_t g = (p >> 10) & 0x3ff;
+ uint64_t r = p & 0x3ff;
+
+ r = r << 6 | r >> 4;
+ g = g << 6 | g >> 4;
+ b = b << 6 | b >> 4;
+
+ a <<= 14;
+ a |= a >> 2;
+ a |= a >> 4;
+ a |= a >> 8;
+
+ *buffer++ = a << 48 | r << 32 | g << 16 | b;
+ }
+}
+
+/* Expects a uint64_t buffer */
+static void
+fetch_scanline_x2b10g10r10 (pixman_image_t *image,
+ int x,
+ int y,
+ int width,
+ uint32_t * b,
+ const uint32_t *mask)
+{
+ const uint32_t *bits = image->bits.bits + y * image->bits.rowstride;
+ const uint32_t *pixel = (uint32_t *)bits + x;
+ const uint32_t *end = pixel + width;
+ uint64_t *buffer = (uint64_t *)b;
+
+ while (pixel < end)
+ {
+ uint32_t p = READ (image, pixel++);
+ uint64_t b = (p >> 20) & 0x3ff;
+ uint64_t g = (p >> 10) & 0x3ff;
+ uint64_t r = p & 0x3ff;
+
+ r = r << 6 | r >> 4;
+ g = g << 6 | g >> 4;
+ b = b << 6 | b >> 4;
+
+ *buffer++ = 0xffffULL << 48 | r << 32 | g << 16 | b;
+ }
+}
+
+static void
+fetch_scanline_yuy2 (pixman_image_t *image,
+ int x,
+ int line,
+ int width,
+ uint32_t * buffer,
+ const uint32_t *mask)
+{
+ const uint32_t *bits = image->bits.bits + image->bits.rowstride * line;
int i;
- for (i = 0; i < width; ++i) {
- uint32_t p = READ(pict, bits + ((i+x) >> 5));
- uint32_t a;
-#if BITMAP_BIT_ORDER == MSBFirst
- a = p >> (0x1f - ((i+x) & 0x1f));
-#else
- a = p >> ((i+x) & 0x1f);
-#endif
- a = a & 1;
- *buffer++ = indexed->rgba[a];
- }
-}
-
-static FASTCALL void
-fbFetch_yuy2 (bits_image_t *pict, int x, int line, int width, uint32_t *buffer)
-{
- int16_t y, u, v;
- int32_t r, g, b;
- int i;
-
- const uint32_t *bits = pict->bits + pict->rowstride * line;
-
+
for (i = 0; i < width; i++)
{
+ int16_t y, u, v;
+ int32_t r, g, b;
+
y = ((uint8_t *) bits)[(x + i) << 1] - 16;
- u = ((uint8_t *) bits)[(((x + i) << 1) & -4) + 1] - 128;
- v = ((uint8_t *) bits)[(((x + i) << 1) & -4) + 3] - 128;
-
+ u = ((uint8_t *) bits)[(((x + i) << 1) & - 4) + 1] - 128;
+ v = ((uint8_t *) bits)[(((x + i) << 1) & - 4) + 3] - 128;
+
/* R = 1.164(Y - 16) + 1.596(V - 128) */
r = 0x012b27 * y + 0x019a2e * v;
/* G = 1.164(Y - 16) - 0.813(V - 128) - 0.391(U - 128) */
g = 0x012b27 * y - 0x00d0f2 * v - 0x00647e * u;
/* B = 1.164(Y - 16) + 2.018(U - 128) */
b = 0x012b27 * y + 0x0206a2 * u;
-
- WRITE(pict, buffer++, 0xff000000 |
- (r >= 0 ? r < 0x1000000 ? r & 0xff0000 : 0xff0000 : 0) |
- (g >= 0 ? g < 0x1000000 ? (g >> 8) & 0x00ff00 : 0x00ff00 : 0) |
- (b >= 0 ? b < 0x1000000 ? (b >> 16) & 0x0000ff : 0x0000ff : 0));
+
+ *buffer++ = 0xff000000 |
+ (r >= 0 ? r < 0x1000000 ? r & 0xff0000 : 0xff0000 : 0) |
+ (g >= 0 ? g < 0x1000000 ? (g >> 8) & 0x00ff00 : 0x00ff00 : 0) |
+ (b >= 0 ? b < 0x1000000 ? (b >> 16) & 0x0000ff : 0x0000ff : 0);
}
}
-static FASTCALL void
-fbFetch_yv12 (bits_image_t *pict, int x, int line, int width, uint32_t *buffer)
+static void
+fetch_scanline_yv12 (pixman_image_t *image,
+ int x,
+ int line,
+ int width,
+ uint32_t * buffer,
+ const uint32_t *mask)
{
- YV12_SETUP(pict);
- uint8_t *pY = YV12_Y (line);
- uint8_t *pU = YV12_U (line);
- uint8_t *pV = YV12_V (line);
- int16_t y, u, v;
- int32_t r, g, b;
- int i;
-
+ YV12_SETUP (image);
+ uint8_t *y_line = YV12_Y (line);
+ uint8_t *u_line = YV12_U (line);
+ uint8_t *v_line = YV12_V (line);
+ int i;
+
for (i = 0; i < width; i++)
{
- y = pY[x + i] - 16;
- u = pU[(x + i) >> 1] - 128;
- v = pV[(x + i) >> 1] - 128;
+ int16_t y, u, v;
+ int32_t r, g, b;
+
+ y = y_line[x + i] - 16;
+ u = u_line[(x + i) >> 1] - 128;
+ v = v_line[(x + i) >> 1] - 128;
/* R = 1.164(Y - 16) + 1.596(V - 128) */
r = 0x012b27 * y + 0x019a2e * v;
/* B = 1.164(Y - 16) + 2.018(U - 128) */
b = 0x012b27 * y + 0x0206a2 * u;
- WRITE(pict, buffer++, 0xff000000 |
+ *buffer++ = 0xff000000 |
(r >= 0 ? r < 0x1000000 ? r & 0xff0000 : 0xff0000 : 0) |
(g >= 0 ? g < 0x1000000 ? (g >> 8) & 0x00ff00 : 0x00ff00 : 0) |
- (b >= 0 ? b < 0x1000000 ? (b >> 16) & 0x0000ff : 0x0000ff : 0));
+ (b >= 0 ? b < 0x1000000 ? (b >> 16) & 0x0000ff : 0x0000ff : 0);
}
}
-fetchProc32 ACCESS(pixman_fetchProcForPicture32) (bits_image_t * pict)
+/**************************** Pixel wise fetching *****************************/
+
+/* Despite the type, expects a uint64_t buffer */
+static uint64_t
+fetch_pixel_a2r10g10b10 (bits_image_t *image,
+ int offset,
+ int line)
{
- switch(pict->format) {
- case PIXMAN_a8r8g8b8: return fbFetch_a8r8g8b8;
- case PIXMAN_x8r8g8b8: return fbFetch_x8r8g8b8;
- case PIXMAN_a8b8g8r8: return fbFetch_a8b8g8r8;
- case PIXMAN_x8b8g8r8: return fbFetch_x8b8g8r8;
- /* These two require wide compositing */
- case PIXMAN_a2b10g10r10: return NULL;
- case PIXMAN_x2b10g10r10: return NULL;
-
- /* 24bpp formats */
- case PIXMAN_r8g8b8: return fbFetch_r8g8b8;
- case PIXMAN_b8g8r8: return fbFetch_b8g8r8;
-
- /* 16bpp formats */
- case PIXMAN_r5g6b5: return fbFetch_r5g6b5;
- case PIXMAN_b5g6r5: return fbFetch_b5g6r5;
-
- case PIXMAN_a1r5g5b5: return fbFetch_a1r5g5b5;
- case PIXMAN_x1r5g5b5: return fbFetch_x1r5g5b5;
- case PIXMAN_a1b5g5r5: return fbFetch_a1b5g5r5;
- case PIXMAN_x1b5g5r5: return fbFetch_x1b5g5r5;
- case PIXMAN_a4r4g4b4: return fbFetch_a4r4g4b4;
- case PIXMAN_x4r4g4b4: return fbFetch_x4r4g4b4;
- case PIXMAN_a4b4g4r4: return fbFetch_a4b4g4r4;
- case PIXMAN_x4b4g4r4: return fbFetch_x4b4g4r4;
-
- /* 8bpp formats */
- case PIXMAN_a8: return fbFetch_a8;
- case PIXMAN_r3g3b2: return fbFetch_r3g3b2;
- case PIXMAN_b2g3r3: return fbFetch_b2g3r3;
- case PIXMAN_a2r2g2b2: return fbFetch_a2r2g2b2;
- case PIXMAN_a2b2g2r2: return fbFetch_a2b2g2r2;
- case PIXMAN_c8: return fbFetch_c8;
- case PIXMAN_g8: return fbFetch_c8;
- case PIXMAN_x4a4: return fbFetch_x4a4;
-
- /* 4bpp formats */
- case PIXMAN_a4: return fbFetch_a4;
- case PIXMAN_r1g2b1: return fbFetch_r1g2b1;
- case PIXMAN_b1g2r1: return fbFetch_b1g2r1;
- case PIXMAN_a1r1g1b1: return fbFetch_a1r1g1b1;
- case PIXMAN_a1b1g1r1: return fbFetch_a1b1g1r1;
- case PIXMAN_c4: return fbFetch_c4;
- case PIXMAN_g4: return fbFetch_c4;
-
- /* 1bpp formats */
- case PIXMAN_a1: return fbFetch_a1;
- case PIXMAN_g1: return fbFetch_g1;
-
- /* YUV formats */
- case PIXMAN_yuy2: return fbFetch_yuy2;
- case PIXMAN_yv12: return fbFetch_yv12;
- }
+ uint32_t *bits = image->bits + line * image->rowstride;
+ uint32_t p = READ (image, bits + offset);
+ uint64_t a = p >> 30;
+ uint64_t r = (p >> 20) & 0x3ff;
+ uint64_t g = (p >> 10) & 0x3ff;
+ uint64_t b = p & 0x3ff;
- return NULL;
-}
+ r = r << 6 | r >> 4;
+ g = g << 6 | g >> 4;
+ b = b << 6 | b >> 4;
-static FASTCALL void
-fbFetch64_generic (bits_image_t *pict, int x, int y, int width, uint64_t *buffer)
-{
- fetchProc32 fetch32 = ACCESS(pixman_fetchProcForPicture32) (pict);
+ a <<= 14;
+ a |= a >> 2;
+ a |= a >> 4;
+ a |= a >> 8;
- // Fetch the pixels into the first half of buffer and then expand them in
- // place.
- fetch32(pict, x, y, width, (uint32_t*)buffer);
- pixman_expand(buffer, (uint32_t*)buffer, pict->format, width);
+ return a << 48 | r << 32 | g << 16 | b;
}
-fetchProc64 ACCESS(pixman_fetchProcForPicture64) (bits_image_t * pict)
+/* Despite the type, this function expects a uint64_t buffer */
+static uint64_t
+fetch_pixel_x2r10g10b10 (bits_image_t *image,
+ int offset,
+ int line)
{
- switch(pict->format) {
- case PIXMAN_a2b10g10r10: return fbFetch_a2b10g10r10;
- case PIXMAN_x2b10g10r10: return fbFetch_x2b10g10r10;
- default: return fbFetch64_generic;
- }
+ uint32_t *bits = image->bits + line * image->rowstride;
+ uint32_t p = READ (image, bits + offset);
+ uint64_t r = (p >> 20) & 0x3ff;
+ uint64_t g = (p >> 10) & 0x3ff;
+ uint64_t b = p & 0x3ff;
+
+ r = r << 6 | r >> 4;
+ g = g << 6 | g >> 4;
+ b = b << 6 | b >> 4;
+
+ return 0xffffULL << 48 | r << 32 | g << 16 | b;
}
-/**************************** Pixel wise fetching *****************************/
-
-static FASTCALL uint64_t
-fbFetchPixel_a2b10g10r10 (bits_image_t *pict, int offset, int line)
+/* Despite the type, expects a uint64_t buffer */
+static uint64_t
+fetch_pixel_a2b10g10r10 (bits_image_t *image,
+ int offset,
+ int line)
{
- uint32_t *bits = pict->bits + line*pict->rowstride;
- uint32_t p = READ(pict, bits + offset);
+ uint32_t *bits = image->bits + line * image->rowstride;
+ uint32_t p = READ (image, bits + offset);
uint64_t a = p >> 30;
uint64_t b = (p >> 20) & 0x3ff;
uint64_t g = (p >> 10) & 0x3ff;
uint64_t r = p & 0x3ff;
-
+
r = r << 6 | r >> 4;
g = g << 6 | g >> 4;
b = b << 6 | b >> 4;
-
- a <<= 62;
+
+ a <<= 14;
a |= a >> 2;
a |= a >> 4;
a |= a >> 8;
-
+
return a << 48 | r << 32 | g << 16 | b;
}
-static FASTCALL uint64_t
-fbFetchPixel_x2b10g10r10 (bits_image_t *pict, int offset, int line)
+/* Despite the type, this function expects a uint64_t buffer */
+static uint64_t
+fetch_pixel_x2b10g10r10 (bits_image_t *image,
+ int offset,
+ int line)
{
- uint32_t *bits = pict->bits + line*pict->rowstride;
- uint32_t p = READ(pict, bits + offset);
+ uint32_t *bits = image->bits + line * image->rowstride;
+ uint32_t p = READ (image, bits + offset);
uint64_t b = (p >> 20) & 0x3ff;
uint64_t g = (p >> 10) & 0x3ff;
uint64_t r = p & 0x3ff;
-
+
r = r << 6 | r >> 4;
g = g << 6 | g >> 4;
b = b << 6 | b >> 4;
-
+
return 0xffffULL << 48 | r << 32 | g << 16 | b;
}
-static FASTCALL uint32_t
-fbFetchPixel_a8r8g8b8 (bits_image_t *pict, int offset, int line)
+static uint32_t
+fetch_pixel_yuy2 (bits_image_t *image,
+ int offset,
+ int line)
{
- uint32_t *bits = pict->bits + line*pict->rowstride;
- return READ(pict, (uint32_t *)bits + offset);
+ const uint32_t *bits = image->bits + image->rowstride * line;
+
+ int16_t y, u, v;
+ int32_t r, g, b;
+
+ y = ((uint8_t *) bits)[offset << 1] - 16;
+ u = ((uint8_t *) bits)[((offset << 1) & - 4) + 1] - 128;
+ v = ((uint8_t *) bits)[((offset << 1) & - 4) + 3] - 128;
+
+ /* R = 1.164(Y - 16) + 1.596(V - 128) */
+ r = 0x012b27 * y + 0x019a2e * v;
+
+ /* G = 1.164(Y - 16) - 0.813(V - 128) - 0.391(U - 128) */
+ g = 0x012b27 * y - 0x00d0f2 * v - 0x00647e * u;
+
+ /* B = 1.164(Y - 16) + 2.018(U - 128) */
+ b = 0x012b27 * y + 0x0206a2 * u;
+
+ return 0xff000000 |
+ (r >= 0 ? r < 0x1000000 ? r & 0xff0000 : 0xff0000 : 0) |
+ (g >= 0 ? g < 0x1000000 ? (g >> 8) & 0x00ff00 : 0x00ff00 : 0) |
+ (b >= 0 ? b < 0x1000000 ? (b >> 16) & 0x0000ff : 0x0000ff : 0);
}
-static FASTCALL uint32_t
-fbFetchPixel_x8r8g8b8 (bits_image_t *pict, int offset, int line)
+static uint32_t
+fetch_pixel_yv12 (bits_image_t *image,
+ int offset,
+ int line)
{
- uint32_t *bits = pict->bits + line*pict->rowstride;
- return READ(pict, (uint32_t *)bits + offset) | 0xff000000;
+ YV12_SETUP (image);
+ int16_t y = YV12_Y (line)[offset] - 16;
+ int16_t u = YV12_U (line)[offset >> 1] - 128;
+ int16_t v = YV12_V (line)[offset >> 1] - 128;
+ int32_t r, g, b;
+
+ /* R = 1.164(Y - 16) + 1.596(V - 128) */
+ r = 0x012b27 * y + 0x019a2e * v;
+
+ /* G = 1.164(Y - 16) - 0.813(V - 128) - 0.391(U - 128) */
+ g = 0x012b27 * y - 0x00d0f2 * v - 0x00647e * u;
+
+ /* B = 1.164(Y - 16) + 2.018(U - 128) */
+ b = 0x012b27 * y + 0x0206a2 * u;
+
+ return 0xff000000 |
+ (r >= 0 ? r < 0x1000000 ? r & 0xff0000 : 0xff0000 : 0) |
+ (g >= 0 ? g < 0x1000000 ? (g >> 8) & 0x00ff00 : 0x00ff00 : 0) |
+ (b >= 0 ? b < 0x1000000 ? (b >> 16) & 0x0000ff : 0x0000ff : 0);
}
-static FASTCALL uint32_t
-fbFetchPixel_a8b8g8r8 (bits_image_t *pict, int offset, int line)
-{
- uint32_t *bits = pict->bits + line*pict->rowstride;
- uint32_t pixel = READ(pict, (uint32_t *)bits + offset);
-
- return ((pixel & 0xff000000) |
- ((pixel >> 16) & 0xff) |
- (pixel & 0x0000ff00) |
- ((pixel & 0xff) << 16));
-}
+/*********************************** Store ************************************/
-static FASTCALL uint32_t
-fbFetchPixel_x8b8g8r8 (bits_image_t *pict, int offset, int line)
+static void
+store_scanline_a2r10g10b10 (bits_image_t * image,
+ int x,
+ int y,
+ int width,
+ const uint32_t *v)
{
- uint32_t *bits = pict->bits + line*pict->rowstride;
- uint32_t pixel = READ(pict, (uint32_t *)bits + offset);
-
- return ((0xff000000) |
- ((pixel >> 16) & 0xff) |
- (pixel & 0x0000ff00) |
- ((pixel & 0xff) << 16));
+ uint32_t *bits = image->bits + image->rowstride * y;
+ uint32_t *pixel = bits + x;
+ uint64_t *values = (uint64_t *)v;
+ int i;
+
+ for (i = 0; i < width; ++i)
+ {
+ WRITE (image, pixel++,
+ ((values[i] >> 32) & 0xc0000000) |
+ ((values[i] >> 18) & 0x3ff00000) |
+ ((values[i] >> 12) & 0xffc00) |
+ ((values[i] >> 6) & 0x3ff));
+ }
}
-static FASTCALL uint32_t
-fbFetchPixel_r8g8b8 (bits_image_t *pict, int offset, int line)
+static void
+store_scanline_x2r10g10b10 (bits_image_t * image,
+ int x,
+ int y,
+ int width,
+ const uint32_t *v)
{
- uint32_t *bits = pict->bits + line*pict->rowstride;
- uint8_t *pixel = ((uint8_t *) bits) + (offset*3);
-#if IMAGE_BYTE_ORDER == MSBFirst
- return (0xff000000 |
- (READ(pict, pixel + 0) << 16) |
- (READ(pict, pixel + 1) << 8) |
- (READ(pict, pixel + 2)));
-#else
- return (0xff000000 |
- (READ(pict, pixel + 2) << 16) |
- (READ(pict, pixel + 1) << 8) |
- (READ(pict, pixel + 0)));
-#endif
+ uint32_t *bits = image->bits + image->rowstride * y;
+ uint64_t *values = (uint64_t *)v;
+ uint32_t *pixel = bits + x;
+ int i;
+
+ for (i = 0; i < width; ++i)
+ {
+ WRITE (image, pixel++,
+ ((values[i] >> 18) & 0x3ff00000) |
+ ((values[i] >> 12) & 0xffc00) |
+ ((values[i] >> 6) & 0x3ff));
+ }
}
-static FASTCALL uint32_t
-fbFetchPixel_b8g8r8 (bits_image_t *pict, int offset, int line)
+static void
+store_scanline_a2b10g10r10 (bits_image_t * image,
+ int x,
+ int y,
+ int width,
+ const uint32_t *v)
{
- uint32_t *bits = pict->bits + line*pict->rowstride;
- uint8_t *pixel = ((uint8_t *) bits) + (offset*3);
-#if IMAGE_BYTE_ORDER == MSBFirst
- return (0xff000000 |
- (READ(pict, pixel + 2) << 16) |
- (READ(pict, pixel + 1) << 8) |
- (READ(pict, pixel + 0)));
-#else
- return (0xff000000 |
- (READ(pict, pixel + 0) << 16) |
- (READ(pict, pixel + 1) << 8) |
- (READ(pict, pixel + 2)));
-#endif
+ uint32_t *bits = image->bits + image->rowstride * y;
+ uint32_t *pixel = bits + x;
+ uint64_t *values = (uint64_t *)v;
+ int i;
+
+ for (i = 0; i < width; ++i)
+ {
+ WRITE (image, pixel++,
+ ((values[i] >> 32) & 0xc0000000) |
+ ((values[i] >> 38) & 0x3ff) |
+ ((values[i] >> 12) & 0xffc00) |
+ ((values[i] << 14) & 0x3ff00000));
+ }
}
-static FASTCALL uint32_t
-fbFetchPixel_r5g6b5 (bits_image_t *pict, int offset, int line)
+static void
+store_scanline_x2b10g10r10 (bits_image_t * image,
+ int x,
+ int y,
+ int width,
+ const uint32_t *v)
{
- uint32_t r,g,b;
- uint32_t *bits = pict->bits + line*pict->rowstride;
- uint32_t pixel = READ(pict, (uint16_t *) bits + offset);
-
- r = ((pixel & 0xf800) | ((pixel & 0xe000) >> 5)) << 8;
- g = ((pixel & 0x07e0) | ((pixel & 0x0600) >> 6)) << 5;
- b = ((pixel & 0x001c) | ((pixel & 0x001f) << 5)) >> 2;
- return (0xff000000 | r | g | b);
+ uint32_t *bits = image->bits + image->rowstride * y;
+ uint64_t *values = (uint64_t *)v;
+ uint32_t *pixel = bits + x;
+ int i;
+
+ for (i = 0; i < width; ++i)
+ {
+ WRITE (image, pixel++,
+ ((values[i] >> 38) & 0x3ff) |
+ ((values[i] >> 12) & 0xffc00) |
+ ((values[i] << 14) & 0x3ff00000));
+ }
}
-static FASTCALL uint32_t
-fbFetchPixel_b5g6r5 (bits_image_t *pict, int offset, int line)
-{
- uint32_t r,g,b;
- uint32_t *bits = pict->bits + line*pict->rowstride;
- uint32_t pixel = READ(pict, (uint16_t *) bits + offset);
-
- b = ((pixel & 0xf800) | ((pixel & 0xe000) >> 5)) >> 8;
- g = ((pixel & 0x07e0) | ((pixel & 0x0600) >> 6)) << 5;
- r = ((pixel & 0x001c) | ((pixel & 0x001f) << 5)) << 14;
- return (0xff000000 | r | g | b);
+/*
+ * Contracts a 64bpp image to 32bpp and then stores it using a regular 32-bit
+ * store proc. Despite the type, this function expects a uint64_t buffer.
+ */
+static void
+store_scanline_generic_64 (bits_image_t * image,
+ int x,
+ int y,
+ int width,
+ const uint32_t *values)
+{
+ uint32_t *argb8_pixels;
+
+ assert (image->common.type == BITS);
+
+ argb8_pixels = pixman_malloc_ab (width, sizeof(uint32_t));
+ if (!argb8_pixels)
+ return;
+
+ /* Contract the scanline. We could do this in place if values weren't
+ * const.
+ */
+ pixman_contract (argb8_pixels, (uint64_t *)values, width);
+
+ image->store_scanline_32 (image, x, y, width, argb8_pixels);
+
+ free (argb8_pixels);
}
-static FASTCALL uint32_t
-fbFetchPixel_a1r5g5b5 (bits_image_t *pict, int offset, int line)
-{
- uint32_t a,r,g,b;
- uint32_t *bits = pict->bits + line*pict->rowstride;
- uint32_t pixel = READ(pict, (uint16_t *) bits + offset);
-
- a = (uint32_t) ((uint8_t) (0 - ((pixel & 0x8000) >> 15))) << 24;
- r = ((pixel & 0x7c00) | ((pixel & 0x7000) >> 5)) << 9;
- g = ((pixel & 0x03e0) | ((pixel & 0x0380) >> 5)) << 6;
- b = ((pixel & 0x001c) | ((pixel & 0x001f) << 5)) >> 2;
- return (a | r | g | b);
-}
-
-static FASTCALL uint32_t
-fbFetchPixel_x1r5g5b5 (bits_image_t *pict, int offset, int line)
-{
- uint32_t r,g,b;
- uint32_t *bits = pict->bits + line*pict->rowstride;
- uint32_t pixel = READ(pict, (uint16_t *) bits + offset);
-
- r = ((pixel & 0x7c00) | ((pixel & 0x7000) >> 5)) << 9;
- g = ((pixel & 0x03e0) | ((pixel & 0x0380) >> 5)) << 6;
- b = ((pixel & 0x001c) | ((pixel & 0x001f) << 5)) >> 2;
- return (0xff000000 | r | g | b);
-}
-
-static FASTCALL uint32_t
-fbFetchPixel_a1b5g5r5 (bits_image_t *pict, int offset, int line)
-{
- uint32_t a,r,g,b;
- uint32_t *bits = pict->bits + line*pict->rowstride;
- uint32_t pixel = READ(pict, (uint16_t *) bits + offset);
-
- a = (uint32_t) ((uint8_t) (0 - ((pixel & 0x8000) >> 15))) << 24;
- b = ((pixel & 0x7c00) | ((pixel & 0x7000) >> 5)) >> 7;
- g = ((pixel & 0x03e0) | ((pixel & 0x0380) >> 5)) << 6;
- r = ((pixel & 0x001c) | ((pixel & 0x001f) << 5)) << 14;
- return (a | r | g | b);
-}
-
-static FASTCALL uint32_t
-fbFetchPixel_x1b5g5r5 (bits_image_t *pict, int offset, int line)
-{
- uint32_t r,g,b;
- uint32_t *bits = pict->bits + line*pict->rowstride;
- uint32_t pixel = READ(pict, (uint16_t *) bits + offset);
-
- b = ((pixel & 0x7c00) | ((pixel & 0x7000) >> 5)) >> 7;
- g = ((pixel & 0x03e0) | ((pixel & 0x0380) >> 5)) << 6;
- r = ((pixel & 0x001c) | ((pixel & 0x001f) << 5)) << 14;
- return (0xff000000 | r | g | b);
-}
-
-static FASTCALL uint32_t
-fbFetchPixel_a4r4g4b4 (bits_image_t *pict, int offset, int line)
-{
- uint32_t a,r,g,b;
- uint32_t *bits = pict->bits + line*pict->rowstride;
- uint32_t pixel = READ(pict, (uint16_t *) bits + offset);
-
- a = ((pixel & 0xf000) | ((pixel & 0xf000) >> 4)) << 16;
- r = ((pixel & 0x0f00) | ((pixel & 0x0f00) >> 4)) << 12;
- g = ((pixel & 0x00f0) | ((pixel & 0x00f0) >> 4)) << 8;
- b = ((pixel & 0x000f) | ((pixel & 0x000f) << 4));
- return (a | r | g | b);
-}
-
-static FASTCALL uint32_t
-fbFetchPixel_x4r4g4b4 (bits_image_t *pict, int offset, int line)
-{
- uint32_t r,g,b;
- uint32_t *bits = pict->bits + line*pict->rowstride;
- uint32_t pixel = READ(pict, (uint16_t *) bits + offset);
-
- r = ((pixel & 0x0f00) | ((pixel & 0x0f00) >> 4)) << 12;
- g = ((pixel & 0x00f0) | ((pixel & 0x00f0) >> 4)) << 8;
- b = ((pixel & 0x000f) | ((pixel & 0x000f) << 4));
- return (0xff000000 | r | g | b);
-}
-
-static FASTCALL uint32_t
-fbFetchPixel_a4b4g4r4 (bits_image_t *pict, int offset, int line)
-{
- uint32_t a,r,g,b;
- uint32_t *bits = pict->bits + line*pict->rowstride;
- uint32_t pixel = READ(pict, (uint16_t *) bits + offset);
-
- a = ((pixel & 0xf000) | ((pixel & 0xf000) >> 4)) << 16;
- b = ((pixel & 0x0f00) | ((pixel & 0x0f00) >> 4)) >> 4;
- g = ((pixel & 0x00f0) | ((pixel & 0x00f0) >> 4)) << 8;
- r = ((pixel & 0x000f) | ((pixel & 0x000f) << 4)) << 16;
- return (a | r | g | b);
-}
-
-static FASTCALL uint32_t
-fbFetchPixel_x4b4g4r4 (bits_image_t *pict, int offset, int line)
-{
- uint32_t r,g,b;
- uint32_t *bits = pict->bits + line*pict->rowstride;
- uint32_t pixel = READ(pict, (uint16_t *) bits + offset);
-
- b = ((pixel & 0x0f00) | ((pixel & 0x0f00) >> 4)) >> 4;
- g = ((pixel & 0x00f0) | ((pixel & 0x00f0) >> 4)) << 8;
- r = ((pixel & 0x000f) | ((pixel & 0x000f) << 4)) << 16;
- return (0xff000000 | r | g | b);
-}
-
-static FASTCALL uint32_t
-fbFetchPixel_a8 (bits_image_t *pict, int offset, int line)
-{
- uint32_t *bits = pict->bits + line*pict->rowstride;
- uint32_t pixel = READ(pict, (uint8_t *) bits + offset);
-
- return pixel << 24;
-}
-
-static FASTCALL uint32_t
-fbFetchPixel_r3g3b2 (bits_image_t *pict, int offset, int line)
-{
- uint32_t r,g,b;
- uint32_t *bits = pict->bits + line*pict->rowstride;
- uint32_t pixel = READ(pict, (uint8_t *) bits + offset);
-
- r = ((pixel & 0xe0) | ((pixel & 0xe0) >> 3) | ((pixel & 0xc0) >> 6)) << 16;
- g = ((pixel & 0x1c) | ((pixel & 0x18) >> 3) | ((pixel & 0x1c) << 3)) << 8;
- b = (((pixel & 0x03) ) |
- ((pixel & 0x03) << 2) |
- ((pixel & 0x03) << 4) |
- ((pixel & 0x03) << 6));
- return (0xff000000 | r | g | b);
-}
-
-static FASTCALL uint32_t
-fbFetchPixel_b2g3r3 (bits_image_t *pict, int offset, int line)
-{
- uint32_t r,g,b;
- uint32_t *bits = pict->bits + line*pict->rowstride;
- uint32_t pixel = READ(pict, (uint8_t *) bits + offset);
-
- b = (((pixel & 0xc0) ) |
- ((pixel & 0xc0) >> 2) |
- ((pixel & 0xc0) >> 4) |
- ((pixel & 0xc0) >> 6));
- g = ((pixel & 0x38) | ((pixel & 0x38) >> 3) | ((pixel & 0x30) << 2)) << 8;
- r = (((pixel & 0x07) ) |
- ((pixel & 0x07) << 3) |
- ((pixel & 0x06) << 6)) << 16;
- return (0xff000000 | r | g | b);
-}
-
-static FASTCALL uint32_t
-fbFetchPixel_a2r2g2b2 (bits_image_t *pict, int offset, int line)
-{
- uint32_t a,r,g,b;
- uint32_t *bits = pict->bits + line*pict->rowstride;
- uint32_t pixel = READ(pict, (uint8_t *) bits + offset);
-
- a = ((pixel & 0xc0) * 0x55) << 18;
- r = ((pixel & 0x30) * 0x55) << 12;
- g = ((pixel & 0x0c) * 0x55) << 6;
- b = ((pixel & 0x03) * 0x55);
- return a|r|g|b;
-}
-
-static FASTCALL uint32_t
-fbFetchPixel_a2b2g2r2 (bits_image_t *pict, int offset, int line)
-{
- uint32_t a,r,g,b;
- uint32_t *bits = pict->bits + line*pict->rowstride;
- uint32_t pixel = READ(pict, (uint8_t *) bits + offset);
-
- a = ((pixel & 0xc0) * 0x55) << 18;
- b = ((pixel & 0x30) * 0x55) >> 6;
- g = ((pixel & 0x0c) * 0x55) << 6;
- r = ((pixel & 0x03) * 0x55) << 16;
- return a|r|g|b;
-}
-
-static FASTCALL uint32_t
-fbFetchPixel_c8 (bits_image_t *pict, int offset, int line)
-{
- uint32_t *bits = pict->bits + line*pict->rowstride;
- uint32_t pixel = READ(pict, (uint8_t *) bits + offset);
- const pixman_indexed_t * indexed = pict->indexed;
- return indexed->rgba[pixel];
-}
-
-static FASTCALL uint32_t
-fbFetchPixel_x4a4 (bits_image_t *pict, int offset, int line)
-{
- uint32_t *bits = pict->bits + line*pict->rowstride;
- uint32_t pixel = READ(pict, (uint8_t *) bits + offset);
-
- return ((pixel & 0xf) | ((pixel & 0xf) << 4)) << 24;
-}
-
-static FASTCALL uint32_t
-fbFetchPixel_a4 (bits_image_t *pict, int offset, int line)
-{
- uint32_t *bits = pict->bits + line*pict->rowstride;
- uint32_t pixel = Fetch4(pict, bits, offset);
-
- pixel |= pixel << 4;
- return pixel << 24;
-}
-
-static FASTCALL uint32_t
-fbFetchPixel_r1g2b1 (bits_image_t *pict, int offset, int line)
-{
- uint32_t r,g,b;
- uint32_t *bits = pict->bits + line*pict->rowstride;
- uint32_t pixel = Fetch4(pict, bits, offset);
-
- r = ((pixel & 0x8) * 0xff) << 13;
- g = ((pixel & 0x6) * 0x55) << 7;
- b = ((pixel & 0x1) * 0xff);
- return 0xff000000|r|g|b;
-}
-
-static FASTCALL uint32_t
-fbFetchPixel_b1g2r1 (bits_image_t *pict, int offset, int line)
-{
- uint32_t r,g,b;
- uint32_t *bits = pict->bits + line*pict->rowstride;
- uint32_t pixel = Fetch4(pict, bits, offset);
-
- b = ((pixel & 0x8) * 0xff) >> 3;
- g = ((pixel & 0x6) * 0x55) << 7;
- r = ((pixel & 0x1) * 0xff) << 16;
- return 0xff000000|r|g|b;
-}
-
-static FASTCALL uint32_t
-fbFetchPixel_a1r1g1b1 (bits_image_t *pict, int offset, int line)
-{
- uint32_t a,r,g,b;
- uint32_t *bits = pict->bits + line*pict->rowstride;
- uint32_t pixel = Fetch4(pict, bits, offset);
-
- a = ((pixel & 0x8) * 0xff) << 21;
- r = ((pixel & 0x4) * 0xff) << 14;
- g = ((pixel & 0x2) * 0xff) << 7;
- b = ((pixel & 0x1) * 0xff);
- return a|r|g|b;
-}
-
-static FASTCALL uint32_t
-fbFetchPixel_a1b1g1r1 (bits_image_t *pict, int offset, int line)
-{
- uint32_t a,r,g,b;
- uint32_t *bits = pict->bits + line*pict->rowstride;
- uint32_t pixel = Fetch4(pict, bits, offset);
-
- a = ((pixel & 0x8) * 0xff) << 21;
- r = ((pixel & 0x4) * 0xff) >> 3;
- g = ((pixel & 0x2) * 0xff) << 7;
- b = ((pixel & 0x1) * 0xff) << 16;
- return a|r|g|b;
-}
-
-static FASTCALL uint32_t
-fbFetchPixel_c4 (bits_image_t *pict, int offset, int line)
-{
- uint32_t *bits = pict->bits + line*pict->rowstride;
- uint32_t pixel = Fetch4(pict, bits, offset);
- const pixman_indexed_t * indexed = pict->indexed;
-
- return indexed->rgba[pixel];
-}
+/* Despite the type, this function expects both buffer
+ * and mask to be uint64_t
+ */
+static void
+fetch_scanline_generic_64 (pixman_image_t *image,
+ int x,
+ int y,
+ int width,
+ uint32_t * buffer,
+ const uint32_t *mask)
+{
+ pixman_format_code_t format;
+
+ /* Fetch the pixels into the first half of buffer and then expand them in
+ * place.
+ */
+ image->bits.fetch_scanline_32 (image, x, y, width, buffer, NULL);
+ format = image->bits.format;
+ if (PIXMAN_FORMAT_TYPE (format) == PIXMAN_TYPE_COLOR ||
+ PIXMAN_FORMAT_TYPE (format) == PIXMAN_TYPE_GRAY)
+ {
+ /* Indexed formats are mapped to a8r8g8b8 with full
+ * precision, so when expanding we shouldn't correct
+ * for the width of the channels
+ */
-static FASTCALL uint32_t
-fbFetchPixel_a1 (bits_image_t *pict, int offset, int line)
-{
- uint32_t *bits = pict->bits + line*pict->rowstride;
- uint32_t pixel = READ(pict, bits + (offset >> 5));
- uint32_t a;
-#if BITMAP_BIT_ORDER == MSBFirst
- a = pixel >> (0x1f - (offset & 0x1f));
-#else
- a = pixel >> (offset & 0x1f);
-#endif
- a = a & 1;
- a |= a << 1;
- a |= a << 2;
- a |= a << 4;
- return a << 24;
-}
+ format = PIXMAN_a8r8g8b8;
+ }
-static FASTCALL uint32_t
-fbFetchPixel_g1 (bits_image_t *pict, int offset, int line)
-{
- uint32_t *bits = pict->bits + line*pict->rowstride;
- uint32_t pixel = READ(pict, bits + (offset >> 5));
- const pixman_indexed_t * indexed = pict->indexed;
- uint32_t a;
-#if BITMAP_BIT_ORDER == MSBFirst
- a = pixel >> (0x1f - (offset & 0x1f));
-#else
- a = pixel >> (offset & 0x1f);
-#endif
- a = a & 1;
- return indexed->rgba[a];
+ pixman_expand ((uint64_t *)buffer, buffer, format, width);
}
-static FASTCALL uint32_t
-fbFetchPixel_yuy2 (bits_image_t *pict, int offset, int line)
+/* Despite the type, this function expects a uint64_t *buffer */
+static uint64_t
+fetch_pixel_generic_64 (bits_image_t *image,
+ int offset,
+ int line)
{
- int16_t y, u, v;
- int32_t r, g, b;
-
- const uint32_t *bits = pict->bits + pict->rowstride * line;
-
- y = ((uint8_t *) bits)[offset << 1] - 16;
- u = ((uint8_t *) bits)[((offset << 1) & -4) + 1] - 128;
- v = ((uint8_t *) bits)[((offset << 1) & -4) + 3] - 128;
-
- /* R = 1.164(Y - 16) + 1.596(V - 128) */
- r = 0x012b27 * y + 0x019a2e * v;
- /* G = 1.164(Y - 16) - 0.813(V - 128) - 0.391(U - 128) */
- g = 0x012b27 * y - 0x00d0f2 * v - 0x00647e * u;
- /* B = 1.164(Y - 16) + 2.018(U - 128) */
- b = 0x012b27 * y + 0x0206a2 * u;
+ uint32_t pixel32 = image->fetch_pixel_32 (image, offset, line);
+ uint64_t result;
+ pixman_format_code_t format;
- return 0xff000000 |
- (r >= 0 ? r < 0x1000000 ? r & 0xff0000 : 0xff0000 : 0) |
- (g >= 0 ? g < 0x1000000 ? (g >> 8) & 0x00ff00 : 0x00ff00 : 0) |
- (b >= 0 ? b < 0x1000000 ? (b >> 16) & 0x0000ff : 0x0000ff : 0);
-}
+ format = image->format;
+ if (PIXMAN_FORMAT_TYPE (format) == PIXMAN_TYPE_COLOR ||
+ PIXMAN_FORMAT_TYPE (format) == PIXMAN_TYPE_GRAY)
+ {
+ /* Indexed formats are mapped to a8r8g8b8 with full
+ * precision, so when expanding we shouldn't correct
+ * for the width of the channels
+ */
-static FASTCALL uint32_t
-fbFetchPixel_yv12 (bits_image_t *pict, int offset, int line)
-{
- YV12_SETUP(pict);
- int16_t y = YV12_Y (line)[offset] - 16;
- int16_t u = YV12_U (line)[offset >> 1] - 128;
- int16_t v = YV12_V (line)[offset >> 1] - 128;
- int32_t r, g, b;
+ format = PIXMAN_a8r8g8b8;
+ }
- /* R = 1.164(Y - 16) + 1.596(V - 128) */
- r = 0x012b27 * y + 0x019a2e * v;
- /* G = 1.164(Y - 16) - 0.813(V - 128) - 0.391(U - 128) */
- g = 0x012b27 * y - 0x00d0f2 * v - 0x00647e * u;
- /* B = 1.164(Y - 16) + 2.018(U - 128) */
- b = 0x012b27 * y + 0x0206a2 * u;
+ pixman_expand ((uint64_t *)&result, &pixel32, format, 1);
- return 0xff000000 |
- (r >= 0 ? r < 0x1000000 ? r & 0xff0000 : 0xff0000 : 0) |
- (g >= 0 ? g < 0x1000000 ? (g >> 8) & 0x00ff00 : 0x00ff00 : 0) |
- (b >= 0 ? b < 0x1000000 ? (b >> 16) & 0x0000ff : 0x0000ff : 0);
+ return result;
}
/*
- * XXX: The transformed fetch path only works at 32-bpp so far. When all paths
- * have wide versions, this can be removed.
+ * XXX: The transformed fetch path only works at 32-bpp so far. When all
+ * paths have wide versions, this can be removed.
*
* WARNING: This function loses precision!
*/
-static FASTCALL uint32_t
-fbFetchPixel32_generic_lossy (bits_image_t *pict, int offset, int line)
+static uint32_t
+fetch_pixel_generic_lossy_32 (bits_image_t *image,
+ int offset,
+ int line)
{
- fetchPixelProc64 fetchPixel64 = ACCESS(pixman_fetchPixelProcForPicture64) (pict);
- const uint64_t argb16Pixel = fetchPixel64(pict, offset, line);
- uint32_t argb8Pixel;
-
- pixman_contract(&argb8Pixel, &argb16Pixel, 1);
-
- return argb8Pixel;
-}
-
-fetchPixelProc32 ACCESS(pixman_fetchPixelProcForPicture32) (bits_image_t * pict)
-{
- switch(pict->format) {
- case PIXMAN_a8r8g8b8: return fbFetchPixel_a8r8g8b8;
- case PIXMAN_x8r8g8b8: return fbFetchPixel_x8r8g8b8;
- case PIXMAN_a8b8g8r8: return fbFetchPixel_a8b8g8r8;
- case PIXMAN_x8b8g8r8: return fbFetchPixel_x8b8g8r8;
- /* These two require wide compositing */
- case PIXMAN_a2b10g10r10: return fbFetchPixel32_generic_lossy;
- case PIXMAN_x2b10g10r10: return fbFetchPixel32_generic_lossy;
-
- /* 24bpp formats */
- case PIXMAN_r8g8b8: return fbFetchPixel_r8g8b8;
- case PIXMAN_b8g8r8: return fbFetchPixel_b8g8r8;
-
- /* 16bpp formats */
- case PIXMAN_r5g6b5: return fbFetchPixel_r5g6b5;
- case PIXMAN_b5g6r5: return fbFetchPixel_b5g6r5;
-
- case PIXMAN_a1r5g5b5: return fbFetchPixel_a1r5g5b5;
- case PIXMAN_x1r5g5b5: return fbFetchPixel_x1r5g5b5;
- case PIXMAN_a1b5g5r5: return fbFetchPixel_a1b5g5r5;
- case PIXMAN_x1b5g5r5: return fbFetchPixel_x1b5g5r5;
- case PIXMAN_a4r4g4b4: return fbFetchPixel_a4r4g4b4;
- case PIXMAN_x4r4g4b4: return fbFetchPixel_x4r4g4b4;
- case PIXMAN_a4b4g4r4: return fbFetchPixel_a4b4g4r4;
- case PIXMAN_x4b4g4r4: return fbFetchPixel_x4b4g4r4;
-
- /* 8bpp formats */
- case PIXMAN_a8: return fbFetchPixel_a8;
- case PIXMAN_r3g3b2: return fbFetchPixel_r3g3b2;
- case PIXMAN_b2g3r3: return fbFetchPixel_b2g3r3;
- case PIXMAN_a2r2g2b2: return fbFetchPixel_a2r2g2b2;
- case PIXMAN_a2b2g2r2: return fbFetchPixel_a2b2g2r2;
- case PIXMAN_c8: return fbFetchPixel_c8;
- case PIXMAN_g8: return fbFetchPixel_c8;
- case PIXMAN_x4a4: return fbFetchPixel_x4a4;
-
- /* 4bpp formats */
- case PIXMAN_a4: return fbFetchPixel_a4;
- case PIXMAN_r1g2b1: return fbFetchPixel_r1g2b1;
- case PIXMAN_b1g2r1: return fbFetchPixel_b1g2r1;
- case PIXMAN_a1r1g1b1: return fbFetchPixel_a1r1g1b1;
- case PIXMAN_a1b1g1r1: return fbFetchPixel_a1b1g1r1;
- case PIXMAN_c4: return fbFetchPixel_c4;
- case PIXMAN_g4: return fbFetchPixel_c4;
-
- /* 1bpp formats */
- case PIXMAN_a1: return fbFetchPixel_a1;
- case PIXMAN_g1: return fbFetchPixel_g1;
-
- /* YUV formats */
- case PIXMAN_yuy2: return fbFetchPixel_yuy2;
- case PIXMAN_yv12: return fbFetchPixel_yv12;
- }
-
- return NULL;
-}
-
-static FASTCALL uint64_t
-fbFetchPixel64_generic (bits_image_t *pict, int offset, int line)
-{
- fetchPixelProc32 fetchPixel32 = ACCESS(pixman_fetchPixelProcForPicture32) (pict);
- uint32_t argb8Pixel = fetchPixel32(pict, offset, line);
- uint64_t argb16Pixel;
-
- pixman_expand(&argb16Pixel, &argb8Pixel, pict->format, 1);
-
- return argb16Pixel;
-}
-
-fetchPixelProc64 ACCESS(pixman_fetchPixelProcForPicture64) (bits_image_t * pict)
-{
- switch(pict->format) {
- case PIXMAN_a2b10g10r10: return fbFetchPixel_a2b10g10r10;
- case PIXMAN_x2b10g10r10: return fbFetchPixel_x2b10g10r10;
- default: return fbFetchPixel64_generic;
- }
-}
-
-/*********************************** Store ************************************/
+ uint64_t pixel64 = image->fetch_pixel_64 (image, offset, line);
+ uint32_t result;
-#define Splita(v) uint32_t a = ((v) >> 24), r = ((v) >> 16) & 0xff, g = ((v) >> 8) & 0xff, b = (v) & 0xff
-#define Split(v) uint32_t r = ((v) >> 16) & 0xff, g = ((v) >> 8) & 0xff, b = (v) & 0xff
+ pixman_contract (&result, &pixel64, 1);
-static FASTCALL void
-fbStore_a2b10g10r10 (pixman_image_t *image,
- uint32_t *bits, const uint64_t *values, int x, int width, const pixman_indexed_t * indexed)
-{
- int i;
- uint32_t *pixel = bits + x;
- for (i = 0; i < width; ++i) {
- WRITE(image, pixel++,
- ((values[i] >> 32) & 0xc0000000) | // A
- ((values[i] >> 38) & 0x3ff) | // R
- ((values[i] >> 12) & 0xffc00) | // G
- ((values[i] << 14) & 0x3ff00000)); // B
- }
+ return result;
}
-static FASTCALL void
-fbStore_x2b10g10r10 (pixman_image_t *image,
- uint32_t *bits, const uint64_t *values, int x, int width, const pixman_indexed_t * indexed)
-{
- int i;
- uint32_t *pixel = bits + x;
- for (i = 0; i < width; ++i) {
- WRITE(image, pixel++,
- ((values[i] >> 38) & 0x3ff) | // R
- ((values[i] >> 12) & 0xffc00) | // G
- ((values[i] << 14) & 0x3ff00000)); // B
+typedef struct
+{
+ pixman_format_code_t format;
+ fetch_scanline_t fetch_scanline_32;
+ fetch_scanline_t fetch_scanline_64;
+ fetch_pixel_32_t fetch_pixel_32;
+ fetch_pixel_64_t fetch_pixel_64;
+ store_scanline_t store_scanline_32;
+ store_scanline_t store_scanline_64;
+} format_info_t;
+
+#define FORMAT_INFO(format) \
+ { \
+ PIXMAN_ ## format, \
+ fetch_scanline_ ## format, \
+ fetch_scanline_generic_64, \
+ fetch_pixel_ ## format, fetch_pixel_generic_64, \
+ store_scanline_ ## format, store_scanline_generic_64 \
+ }
+
+static const format_info_t accessors[] =
+{
+/* 32 bpp formats */
+ FORMAT_INFO (a8r8g8b8),
+ FORMAT_INFO (x8r8g8b8),
+ FORMAT_INFO (a8b8g8r8),
+ FORMAT_INFO (x8b8g8r8),
+ FORMAT_INFO (b8g8r8a8),
+ FORMAT_INFO (b8g8r8x8),
+ FORMAT_INFO (r8g8b8a8),
+ FORMAT_INFO (r8g8b8x8),
+ FORMAT_INFO (x14r6g6b6),
+
+/* 24bpp formats */
+ FORMAT_INFO (r8g8b8),
+ FORMAT_INFO (b8g8r8),
+
+/* 16bpp formats */
+ FORMAT_INFO (r5g6b5),
+ FORMAT_INFO (b5g6r5),
+
+ FORMAT_INFO (a1r5g5b5),
+ FORMAT_INFO (x1r5g5b5),
+ FORMAT_INFO (a1b5g5r5),
+ FORMAT_INFO (x1b5g5r5),
+ FORMAT_INFO (a4r4g4b4),
+ FORMAT_INFO (x4r4g4b4),
+ FORMAT_INFO (a4b4g4r4),
+ FORMAT_INFO (x4b4g4r4),
+
+/* 8bpp formats */
+ FORMAT_INFO (a8),
+ FORMAT_INFO (r3g3b2),
+ FORMAT_INFO (b2g3r3),
+ FORMAT_INFO (a2r2g2b2),
+ FORMAT_INFO (a2b2g2r2),
+
+ FORMAT_INFO (c8),
+
+ FORMAT_INFO (g8),
+
+#define fetch_scanline_x4c4 fetch_scanline_c8
+#define fetch_pixel_x4c4 fetch_pixel_c8
+#define store_scanline_x4c4 store_scanline_c8
+ FORMAT_INFO (x4c4),
+
+#define fetch_scanline_x4g4 fetch_scanline_g8
+#define fetch_pixel_x4g4 fetch_pixel_g8
+#define store_scanline_x4g4 store_scanline_g8
+ FORMAT_INFO (x4g4),
+
+ FORMAT_INFO (x4a4),
+
+/* 4bpp formats */
+ FORMAT_INFO (a4),
+ FORMAT_INFO (r1g2b1),
+ FORMAT_INFO (b1g2r1),
+ FORMAT_INFO (a1r1g1b1),
+ FORMAT_INFO (a1b1g1r1),
+
+ FORMAT_INFO (c4),
+
+ FORMAT_INFO (g4),
+
+/* 1bpp formats */
+ FORMAT_INFO (a1),
+ FORMAT_INFO (g1),
+
+/* Wide formats */
+
+ { PIXMAN_a2r10g10b10,
+ NULL, fetch_scanline_a2r10g10b10,
+ fetch_pixel_generic_lossy_32, fetch_pixel_a2r10g10b10,
+ NULL, store_scanline_a2r10g10b10 },
+
+ { PIXMAN_x2r10g10b10,
+ NULL, fetch_scanline_x2r10g10b10,
+ fetch_pixel_generic_lossy_32, fetch_pixel_x2r10g10b10,
+ NULL, store_scanline_x2r10g10b10 },
+
+ { PIXMAN_a2b10g10r10,
+ NULL, fetch_scanline_a2b10g10r10,
+ fetch_pixel_generic_lossy_32, fetch_pixel_a2b10g10r10,
+ NULL, store_scanline_a2b10g10r10 },
+
+ { PIXMAN_x2b10g10r10,
+ NULL, fetch_scanline_x2b10g10r10,
+ fetch_pixel_generic_lossy_32, fetch_pixel_x2b10g10r10,
+ NULL, store_scanline_x2b10g10r10 },
+
+/* YUV formats */
+ { PIXMAN_yuy2,
+ fetch_scanline_yuy2, fetch_scanline_generic_64,
+ fetch_pixel_yuy2, fetch_pixel_generic_64,
+ NULL, NULL },
+
+ { PIXMAN_yv12,
+ fetch_scanline_yv12, fetch_scanline_generic_64,
+ fetch_pixel_yv12, fetch_pixel_generic_64,
+ NULL, NULL },
+
+ { PIXMAN_null },
+};
+
+static void
+setup_accessors (bits_image_t *image)
+{
+ const format_info_t *info = accessors;
+
+ while (info->format != PIXMAN_null)
+ {
+ if (info->format == image->format)
+ {
+ image->fetch_scanline_32 = info->fetch_scanline_32;
+ image->fetch_scanline_64 = info->fetch_scanline_64;
+ image->fetch_pixel_32 = info->fetch_pixel_32;
+ image->fetch_pixel_64 = info->fetch_pixel_64;
+ image->store_scanline_32 = info->store_scanline_32;
+ image->store_scanline_64 = info->store_scanline_64;
+
+ return;
+ }
+
+ info++;
}
}
-static FASTCALL void
-fbStore_a8r8g8b8 (pixman_image_t *image,
- uint32_t *bits, const uint32_t *values, int x, int width, const pixman_indexed_t * indexed)
-{
- MEMCPY_WRAPPED(image, ((uint32_t *)bits) + x, values, width*sizeof(uint32_t));
-}
-
-static FASTCALL void
-fbStore_x8r8g8b8 (pixman_image_t *image,
- uint32_t *bits, const uint32_t *values, int x, int width, const pixman_indexed_t * indexed)
-{
- int i;
- uint32_t *pixel = (uint32_t *)bits + x;
- for (i = 0; i < width; ++i)
- WRITE(image, pixel++, values[i] & 0xffffff);
-}
-
-static FASTCALL void
-fbStore_a8b8g8r8 (pixman_image_t *image,
- uint32_t *bits, const uint32_t *values, int x, int width, const pixman_indexed_t * indexed)
-{
- int i;
- uint32_t *pixel = (uint32_t *)bits + x;
- for (i = 0; i < width; ++i)
- WRITE(image, pixel++, (values[i] & 0xff00ff00) | ((values[i] >> 16) & 0xff) | ((values[i] & 0xff) << 16));
-}
-
-static FASTCALL void
-fbStore_x8b8g8r8 (pixman_image_t *image,
- uint32_t *bits, const uint32_t *values, int x, int width, const pixman_indexed_t * indexed)
-{
- int i;
- uint32_t *pixel = (uint32_t *)bits + x;
- for (i = 0; i < width; ++i)
- WRITE(image, pixel++, (values[i] & 0x0000ff00) | ((values[i] >> 16) & 0xff) | ((values[i] & 0xff) << 16));
-}
+#ifndef PIXMAN_FB_ACCESSORS
+void
+_pixman_bits_image_setup_accessors_accessors (bits_image_t *image);
-static FASTCALL void
-fbStore_r8g8b8 (pixman_image_t *image,
- uint32_t *bits, const uint32_t *values, int x, int width,
- const pixman_indexed_t * indexed)
+void
+_pixman_bits_image_setup_accessors (bits_image_t *image)
{
- int i;
- uint8_t *pixel = ((uint8_t *) bits) + 3*x;
- for (i = 0; i < width; ++i) {
- Store24(image, pixel, values[i]);
- pixel += 3;
- }
+ if (image->read_func || image->write_func)
+ _pixman_bits_image_setup_accessors_accessors (image);
+ else
+ setup_accessors (image);
}
-static FASTCALL void
-fbStore_b8g8r8 (pixman_image_t *image,
- uint32_t *bits, const uint32_t *values, int x, int width, const pixman_indexed_t * indexed)
-{
- int i;
- uint8_t *pixel = ((uint8_t *) bits) + 3*x;
- for (i = 0; i < width; ++i) {
- uint32_t val = values[i];
-#if IMAGE_BYTE_ORDER == MSBFirst
- WRITE(image, pixel++, Blue(val));
- WRITE(image, pixel++, Green(val));
- WRITE(image, pixel++, Red(val));
#else
- WRITE(image, pixel++, Red(val));
- WRITE(image, pixel++, Green(val));
- WRITE(image, pixel++, Blue(val));
-#endif
- }
-}
-static FASTCALL void
-fbStore_r5g6b5 (pixman_image_t *image,
- uint32_t *bits, const uint32_t *values, int x, int width, const pixman_indexed_t * indexed)
+void
+_pixman_bits_image_setup_accessors_accessors (bits_image_t *image)
{
- int i;
- uint16_t *pixel = ((uint16_t *) bits) + x;
- for (i = 0; i < width; ++i) {
- uint32_t s = values[i];
- WRITE(image, pixel++, ((s >> 3) & 0x001f) |
- ((s >> 5) & 0x07e0) |
- ((s >> 8) & 0xf800));
- }
+ setup_accessors (image);
}
-static FASTCALL void
-fbStore_b5g6r5 (pixman_image_t *image,
- uint32_t *bits, const uint32_t *values, int x, int width, const pixman_indexed_t * indexed)
-{
- int i;
- uint16_t *pixel = ((uint16_t *) bits) + x;
- for (i = 0; i < width; ++i) {
- Split(values[i]);
- WRITE(image, pixel++, ((b << 8) & 0xf800) |
- ((g << 3) & 0x07e0) |
- ((r >> 3) ));
- }
-}
-
-static FASTCALL void
-fbStore_a1r5g5b5 (pixman_image_t *image,
- uint32_t *bits, const uint32_t *values, int x, int width, const pixman_indexed_t * indexed)
-{
- int i;
- uint16_t *pixel = ((uint16_t *) bits) + x;
- for (i = 0; i < width; ++i) {
- Splita(values[i]);
- WRITE(image, pixel++, ((a << 8) & 0x8000) |
- ((r << 7) & 0x7c00) |
- ((g << 2) & 0x03e0) |
- ((b >> 3) ));
- }
-}
-
-static FASTCALL void
-fbStore_x1r5g5b5 (pixman_image_t *image,
- uint32_t *bits, const uint32_t *values, int x, int width, const pixman_indexed_t * indexed)
-{
- int i;
- uint16_t *pixel = ((uint16_t *) bits) + x;
- for (i = 0; i < width; ++i) {
- Split(values[i]);
- WRITE(image, pixel++, ((r << 7) & 0x7c00) |
- ((g << 2) & 0x03e0) |
- ((b >> 3) ));
- }
-}
-
-static FASTCALL void
-fbStore_a1b5g5r5 (pixman_image_t *image,
- uint32_t *bits, const uint32_t *values, int x, int width, const pixman_indexed_t * indexed)
-{
- int i;
- uint16_t *pixel = ((uint16_t *) bits) + x;
- for (i = 0; i < width; ++i) {
- Splita(values[i]);
- WRITE(image, pixel++, ((a << 8) & 0x8000) |
- ((b << 7) & 0x7c00) |
- ((g << 2) & 0x03e0) |
- ((r >> 3) ));
- }
-}
-
-static FASTCALL void
-fbStore_x1b5g5r5 (pixman_image_t *image,
- uint32_t *bits, const uint32_t *values, int x, int width, const pixman_indexed_t * indexed)
-{
- int i;
- uint16_t *pixel = ((uint16_t *) bits) + x;
- for (i = 0; i < width; ++i) {
- Split(values[i]);
- WRITE(image, pixel++, ((b << 7) & 0x7c00) |
- ((g << 2) & 0x03e0) |
- ((r >> 3) ));
- }
-}
-
-static FASTCALL void
-fbStore_a4r4g4b4 (pixman_image_t *image,
- uint32_t *bits, const uint32_t *values, int x, int width, const pixman_indexed_t * indexed)
-{
- int i;
- uint16_t *pixel = ((uint16_t *) bits) + x;
- for (i = 0; i < width; ++i) {
- Splita(values[i]);
- WRITE(image, pixel++, ((a << 8) & 0xf000) |
- ((r << 4) & 0x0f00) |
- ((g ) & 0x00f0) |
- ((b >> 4) ));
- }
-}
-
-static FASTCALL void
-fbStore_x4r4g4b4 (pixman_image_t *image,
- uint32_t *bits, const uint32_t *values, int x, int width, const pixman_indexed_t * indexed)
-{
- int i;
- uint16_t *pixel = ((uint16_t *) bits) + x;
- for (i = 0; i < width; ++i) {
- Split(values[i]);
- WRITE(image, pixel++, ((r << 4) & 0x0f00) |
- ((g ) & 0x00f0) |
- ((b >> 4) ));
- }
-}
-
-static FASTCALL void
-fbStore_a4b4g4r4 (pixman_image_t *image,
- uint32_t *bits, const uint32_t *values, int x, int width, const pixman_indexed_t * indexed)
-{
- int i;
- uint16_t *pixel = ((uint16_t *) bits) + x;
- for (i = 0; i < width; ++i) {
- Splita(values[i]);
- WRITE(image, pixel++, ((a << 8) & 0xf000) |
- ((b << 4) & 0x0f00) |
- ((g ) & 0x00f0) |
- ((r >> 4) ));
- }
-}
-
-static FASTCALL void
-fbStore_x4b4g4r4 (pixman_image_t *image,
- uint32_t *bits, const uint32_t *values, int x, int width, const pixman_indexed_t * indexed)
-{
- int i;
- uint16_t *pixel = ((uint16_t *) bits) + x;
- for (i = 0; i < width; ++i) {
- Split(values[i]);
- WRITE(image, pixel++, ((b << 4) & 0x0f00) |
- ((g ) & 0x00f0) |
- ((r >> 4) ));
- }
-}
-
-static FASTCALL void
-fbStore_a8 (pixman_image_t *image,
- uint32_t *bits, const uint32_t *values, int x, int width, const pixman_indexed_t * indexed)
-{
- int i;
- uint8_t *pixel = ((uint8_t *) bits) + x;
- for (i = 0; i < width; ++i) {
- WRITE(image, pixel++, values[i] >> 24);
- }
-}
-
-static FASTCALL void
-fbStore_r3g3b2 (pixman_image_t *image,
- uint32_t *bits, const uint32_t *values, int x, int width, const pixman_indexed_t * indexed)
-{
- int i;
- uint8_t *pixel = ((uint8_t *) bits) + x;
- for (i = 0; i < width; ++i) {
- Split(values[i]);
- WRITE(image, pixel++,
- ((r ) & 0xe0) |
- ((g >> 3) & 0x1c) |
- ((b >> 6) ));
- }
-}
-
-static FASTCALL void
-fbStore_b2g3r3 (pixman_image_t *image,
- uint32_t *bits, const uint32_t *values, int x, int width, const pixman_indexed_t * indexed)
-{
- int i;
- uint8_t *pixel = ((uint8_t *) bits) + x;
- for (i = 0; i < width; ++i) {
- Split(values[i]);
- WRITE(image, pixel++,
- ((b ) & 0xc0) |
- ((g >> 2) & 0x38) |
- ((r >> 5) ));
- }
-}
-
-static FASTCALL void
-fbStore_a2r2g2b2 (pixman_image_t *image,
- uint32_t *bits, const uint32_t *values, int x, int width, const pixman_indexed_t * indexed)
-{
- int i;
- uint8_t *pixel = ((uint8_t *) bits) + x;
- for (i = 0; i < width; ++i) {
- Splita(values[i]);
- WRITE(image, pixel++, ((a ) & 0xc0) |
- ((r >> 2) & 0x30) |
- ((g >> 4) & 0x0c) |
- ((b >> 6) ));
- }
-}
-
-static FASTCALL void
-fbStore_c8 (pixman_image_t *image,
- uint32_t *bits, const uint32_t *values, int x, int width, const pixman_indexed_t * indexed)
-{
- int i;
- uint8_t *pixel = ((uint8_t *) bits) + x;
- for (i = 0; i < width; ++i) {
- WRITE(image, pixel++, miIndexToEnt24(indexed,values[i]));
- }
-}
-
-static FASTCALL void
-fbStore_x4a4 (pixman_image_t *image,
- uint32_t *bits, const uint32_t *values, int x, int width, const pixman_indexed_t * indexed)
-{
- int i;
- uint8_t *pixel = ((uint8_t *) bits) + x;
- for (i = 0; i < width; ++i) {
- WRITE(image, pixel++, values[i] >> 28);
- }
-}
-
-#define Store8(img,l,o,v) (WRITE(img, (uint8_t *)(l) + ((o) >> 3), (v)))
-#if IMAGE_BYTE_ORDER == MSBFirst
-#define Store4(img,l,o,v) Store8(img,l,o,((o) & 4 ? \
- (Fetch8(img,l,o) & 0xf0) | (v) : \
- (Fetch8(img,l,o) & 0x0f) | ((v) << 4)))
-#else
-#define Store4(img,l,o,v) Store8(img,l,o,((o) & 4 ? \
- (Fetch8(img,l,o) & 0x0f) | ((v) << 4) : \
- (Fetch8(img,l,o) & 0xf0) | (v)))
#endif
-
-static FASTCALL void
-fbStore_a4 (pixman_image_t *image,
- uint32_t *bits, const uint32_t *values, int x, int width, const pixman_indexed_t * indexed)
-{
- int i;
- for (i = 0; i < width; ++i) {
- Store4(image, bits, i + x, values[i]>>28);
- }
-}
-
-static FASTCALL void
-fbStore_r1g2b1 (pixman_image_t *image,
- uint32_t *bits, const uint32_t *values, int x, int width, const pixman_indexed_t * indexed)
-{
- int i;
- for (i = 0; i < width; ++i) {
- uint32_t pixel;
-
- Split(values[i]);
- pixel = (((r >> 4) & 0x8) |
- ((g >> 5) & 0x6) |
- ((b >> 7) ));
- Store4(image, bits, i + x, pixel);
- }
-}
-
-static FASTCALL void
-fbStore_b1g2r1 (pixman_image_t *image,
- uint32_t *bits, const uint32_t *values, int x, int width, const pixman_indexed_t * indexed)
-{
- int i;
- for (i = 0; i < width; ++i) {
- uint32_t pixel;
-
- Split(values[i]);
- pixel = (((b >> 4) & 0x8) |
- ((g >> 5) & 0x6) |
- ((r >> 7) ));
- Store4(image, bits, i + x, pixel);
- }
-}
-
-static FASTCALL void
-fbStore_a1r1g1b1 (pixman_image_t *image,
- uint32_t *bits, const uint32_t *values, int x, int width, const pixman_indexed_t * indexed)
-{
- int i;
- for (i = 0; i < width; ++i) {
- uint32_t pixel;
- Splita(values[i]);
- pixel = (((a >> 4) & 0x8) |
- ((r >> 5) & 0x4) |
- ((g >> 6) & 0x2) |
- ((b >> 7) ));
- Store4(image, bits, i + x, pixel);
- }
-}
-
-static FASTCALL void
-fbStore_a1b1g1r1 (pixman_image_t *image,
- uint32_t *bits, const uint32_t *values, int x, int width, const pixman_indexed_t * indexed)
-{
- int i;
- for (i = 0; i < width; ++i) {
- uint32_t pixel;
- Splita(values[i]);
- pixel = (((a >> 4) & 0x8) |
- ((b >> 5) & 0x4) |
- ((g >> 6) & 0x2) |
- ((r >> 7) ));
- Store4(image, bits, i + x, pixel);
- }
-}
-
-static FASTCALL void
-fbStore_c4 (pixman_image_t *image,
- uint32_t *bits, const uint32_t *values, int x, int width, const pixman_indexed_t * indexed)
-{
- int i;
- for (i = 0; i < width; ++i) {
- uint32_t pixel;
-
- pixel = miIndexToEnt24(indexed, values[i]);
- Store4(image, bits, i + x, pixel);
- }
-}
-
-static FASTCALL void
-fbStore_a1 (pixman_image_t *image,
- uint32_t *bits, const uint32_t *values, int x, int width, const pixman_indexed_t * indexed)
-{
- int i;
- for (i = 0; i < width; ++i) {
- uint32_t *pixel = ((uint32_t *) bits) + ((i+x) >> 5);
- uint32_t mask = FbStipMask((i+x) & 0x1f, 1);
-
- uint32_t v = values[i] & 0x80000000 ? mask : 0;
- WRITE(image, pixel, (READ(image, pixel) & ~mask) | v);
- }
-}
-
-static FASTCALL void
-fbStore_g1 (pixman_image_t *image,
- uint32_t *bits, const uint32_t *values, int x, int width, const pixman_indexed_t * indexed)
-{
- int i;
- for (i = 0; i < width; ++i) {
- uint32_t *pixel = ((uint32_t *) bits) + ((i+x) >> 5);
- uint32_t mask = FbStipMask((i+x) & 0x1f, 1);
-
- uint32_t v = miIndexToEntY24(indexed,values[i]) ? mask : 0;
- WRITE(image, pixel, (READ(image, pixel) & ~mask) | v);
- }
-}
-
-
-storeProc32 ACCESS(pixman_storeProcForPicture32) (bits_image_t * pict)
-{
- switch(pict->format) {
- case PIXMAN_a8r8g8b8: return fbStore_a8r8g8b8;
- case PIXMAN_x8r8g8b8: return fbStore_x8r8g8b8;
- case PIXMAN_a8b8g8r8: return fbStore_a8b8g8r8;
- case PIXMAN_x8b8g8r8: return fbStore_x8b8g8r8;
-
- /* 24bpp formats */
- case PIXMAN_r8g8b8: return fbStore_r8g8b8;
- case PIXMAN_b8g8r8: return fbStore_b8g8r8;
-
- /* 16bpp formats */
- case PIXMAN_r5g6b5: return fbStore_r5g6b5;
- case PIXMAN_b5g6r5: return fbStore_b5g6r5;
-
- case PIXMAN_a1r5g5b5: return fbStore_a1r5g5b5;
- case PIXMAN_x1r5g5b5: return fbStore_x1r5g5b5;
- case PIXMAN_a1b5g5r5: return fbStore_a1b5g5r5;
- case PIXMAN_x1b5g5r5: return fbStore_x1b5g5r5;
- case PIXMAN_a4r4g4b4: return fbStore_a4r4g4b4;
- case PIXMAN_x4r4g4b4: return fbStore_x4r4g4b4;
- case PIXMAN_a4b4g4r4: return fbStore_a4b4g4r4;
- case PIXMAN_x4b4g4r4: return fbStore_x4b4g4r4;
-
- /* 8bpp formats */
- case PIXMAN_a8: return fbStore_a8;
- case PIXMAN_r3g3b2: return fbStore_r3g3b2;
- case PIXMAN_b2g3r3: return fbStore_b2g3r3;
- case PIXMAN_a2r2g2b2: return fbStore_a2r2g2b2;
- case PIXMAN_c8: return fbStore_c8;
- case PIXMAN_g8: return fbStore_c8;
- case PIXMAN_x4a4: return fbStore_x4a4;
-
- /* 4bpp formats */
- case PIXMAN_a4: return fbStore_a4;
- case PIXMAN_r1g2b1: return fbStore_r1g2b1;
- case PIXMAN_b1g2r1: return fbStore_b1g2r1;
- case PIXMAN_a1r1g1b1: return fbStore_a1r1g1b1;
- case PIXMAN_a1b1g1r1: return fbStore_a1b1g1r1;
- case PIXMAN_c4: return fbStore_c4;
- case PIXMAN_g4: return fbStore_c4;
-
- /* 1bpp formats */
- case PIXMAN_a1: return fbStore_a1;
- case PIXMAN_g1: return fbStore_g1;
- default:
- return NULL;
- }
-}
-
-/*
- * Contracts a 64bpp image to 32bpp and then stores it using a regular 32-bit
- * store proc.
- */
-static FASTCALL void
-fbStore64_generic (pixman_image_t *image,
- uint32_t *bits, const uint64_t *values, int x, int width, const pixman_indexed_t * indexed)
-{
- bits_image_t *pict = (bits_image_t*)image;
- storeProc32 store32 = ACCESS(pixman_storeProcForPicture32) (pict);
- uint32_t *argb8Pixels;
-
- assert(image->common.type == BITS);
- assert(store32);
-
- argb8Pixels = pixman_malloc_ab (width, sizeof(uint32_t));
- if (!argb8Pixels) return;
-
- // Contract the scanline. We could do this in place if values weren't
- // const.
- pixman_contract(argb8Pixels, values, width);
- store32(image, bits, argb8Pixels, x, width, indexed);
-
- free(argb8Pixels);
-}
-
-storeProc64 ACCESS(pixman_storeProcForPicture64) (bits_image_t * pict)
-{
- switch(pict->format) {
- case PIXMAN_a2b10g10r10: return fbStore_a2b10g10r10;
- case PIXMAN_x2b10g10r10: return fbStore_x2b10g10r10;
- default: return fbStore64_generic;
- }
-}
-
-#ifndef PIXMAN_FB_ACCESSORS
-/*
- * Helper routine to expand a color component from 0 < n <= 8 bits to 16 bits by
- * replication.
- */
-static inline uint64_t expand16(const uint8_t val, int nbits)
-{
- // Start out with the high bit of val in the high bit of result.
- uint16_t result = (uint16_t)val << (16 - nbits);
-
- if (nbits == 0)
- return 0;
-
- // Copy the bits in result, doubling the number of bits each time, until we
- // fill all 16 bits.
- while (nbits < 16) {
- result |= result >> nbits;
- nbits *= 2;
- }
-
- return result;
-}
-
-/*
- * This function expands images from ARGB8 format to ARGB16. To preserve
- * precision, it needs to know the original source format. For example, if the
- * source was PIXMAN_x1r5g5b5 and the red component contained bits 12345, then
- * the expanded value is 12345123. To correctly expand this to 16 bits, it
- * should be 1234512345123451 and not 1234512312345123.
- */
-void pixman_expand(uint64_t *dst, const uint32_t *src,
- pixman_format_code_t format, int width)
-{
- /*
- * Determine the sizes of each component and the masks and shifts required
- * to extract them from the source pixel.
- */
- const int a_size = PIXMAN_FORMAT_A(format),
- r_size = PIXMAN_FORMAT_R(format),
- g_size = PIXMAN_FORMAT_G(format),
- b_size = PIXMAN_FORMAT_B(format);
- const int a_shift = 32 - a_size,
- r_shift = 24 - r_size,
- g_shift = 16 - g_size,
- b_shift = 8 - b_size;
- const uint8_t a_mask = ~(~0 << a_size),
- r_mask = ~(~0 << r_size),
- g_mask = ~(~0 << g_size),
- b_mask = ~(~0 << b_size);
- int i;
-
- /* Start at the end so that we can do the expansion in place when src == dst */
- for (i = width - 1; i >= 0; i--)
- {
- const uint32_t pixel = src[i];
- // Extract the components.
- const uint8_t a = (pixel >> a_shift) & a_mask,
- r = (pixel >> r_shift) & r_mask,
- g = (pixel >> g_shift) & g_mask,
- b = (pixel >> b_shift) & b_mask;
- const uint64_t a16 = a_size ? expand16(a, a_size) : 0xffff,
- r16 = expand16(r, r_size),
- g16 = expand16(g, g_size),
- b16 = expand16(b, b_size);
-
- dst[i] = a16 << 48 | r16 << 32 | g16 << 16 | b16;
- }
-}
-
-/*
- * Contracting is easier than expanding. We just need to truncate the
- * components.
- */
-void pixman_contract(uint32_t *dst, const uint64_t *src, int width)
-{
- int i;
-
- /* Start at the beginning so that we can do the contraction in place when
- * src == dst */
- for (i = 0; i < width; i++)
- {
- const uint8_t a = src[i] >> 56,
- r = src[i] >> 40,
- g = src[i] >> 24,
- b = src[i] >> 8;
- dst[i] = a << 24 | r << 16 | g << 8 | b;
- }
-}
-#endif // PIXMAN_FB_ACCESSORS
projects / profile / ivi / pixman.git / blobdiff