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util: fix assorted problems in the image packing functions

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This commit is contained in:
Brian Paul
2010-04-27 08:28:22 -06:00
parent 992fc62d59
commit 15c53d1245
1 changed files with 70 additions and 84 deletions
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src/gallium/auxiliary/util/u_format_s3tc.c
+70 -84
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@@ -240,13 +240,14 @@ util_format_dxtn_rgb_unpack_rgba_8unorm(uint8_t *dst_row, unsigned dst_stride,
util_format_dxtn_fetch_t fetch,
unsigned block_size)
{
const unsigned bw = 4, bh = 4, comps = 4;
unsigned x, y, i, j;
for(y = 0; y < height; y += 4) {
for(y = 0; y < height; y += bh) {
const uint8_t *src = src_row;
for(x = 0; x < width; x += 4) {
for(j = 0; j < 4; ++j) {
for(i = 0; i < 4; ++i) {
uint8_t *dst = dst_row + (y + j)*dst_stride/sizeof(*dst_row) + (x + i)*4;
for(x = 0; x < width; x += bw) {
for(j = 0; j < bh; ++j) {
for(i = 0; i < bw; ++i) {
uint8_t *dst = dst_row + (y + j)*dst_stride/sizeof(*dst_row) + (x + i)*comps;
fetch(0, src, i, j, dst);
}
}
@@ -379,212 +380,197 @@ util_format_dxt5_rgba_unpack_rgba_float(float *dst_row, unsigned dst_stride,
void
util_format_dxt1_rgb_pack_rgba_8unorm(uint8_t *dst_row, unsigned dst_stride,
const uint8_t *src_row, unsigned src_stride,
const uint8_t *src, unsigned src_stride,
unsigned width, unsigned height)
{
const unsigned bw = 4, bh = 4, bytes_per_block = 8;
unsigned x, y, i, j, k;
for(y = 0; y < height; y += 4) {
const uint8_t *src = src_row;
for(y = 0; y < height; y += bh) {
uint8_t *dst = dst_row;
for(x = 0; x < width; x += 4) {
uint8_t tmp[4][4][3];
for(j = 0; j < 4; ++j) {
for(i = 0; i < 4; ++i) {
for(x = 0; x < width; x += bw) {
uint8_t tmp[4][4][3]; /* [bh][bw][comps] */
for(j = 0; j < bh; ++j) {
for(i = 0; i < bw; ++i) {
for(k = 0; k < 3; ++k) {
tmp[j][i][k] = src[(y + j)*src_stride/sizeof(*src) + i*4 + k];
tmp[j][i][k] = src[(y + j)*src_stride/sizeof(*src) + (x + i)*4 + k];
}
}
}
util_format_dxtn_pack(3, 4, 4, &tmp[0][0][0], UTIL_FORMAT_DXT1_RGB, dst, dst_stride);
src += 4*4;
dst += 8;
util_format_dxtn_pack(3, 4, 4, &tmp[0][0][0], UTIL_FORMAT_DXT1_RGB, dst, 0);
dst += bytes_per_block;
}
src_row += src_stride;
dst_row += 4*dst_stride/sizeof(*dst_row);
dst_row += dst_stride / sizeof(*dst_row);
}
}
void
util_format_dxt1_rgba_pack_rgba_8unorm(uint8_t *dst_row, unsigned dst_stride,
const uint8_t *src_row, unsigned src_stride,
const uint8_t *src, unsigned src_stride,
unsigned width, unsigned height)
{
const unsigned bw = 4, bh = 4, comps = 4, bytes_per_block = 8;
unsigned x, y, i, j, k;
for(y = 0; y < height; y += 4) {
const uint8_t *src = src_row;
for(y = 0; y < height; y += bh) {
uint8_t *dst = dst_row;
for(x = 0; x < width; x += 4) {
uint8_t tmp[4][4][4];
for(j = 0; j < 4; ++j) {
for(i = 0; i < 4; ++i) {
for(k = 0; k < 4; ++k) {
tmp[j][i][k] = src[(y + j)*src_stride/sizeof(*src) + i*4 + k];
for(x = 0; x < width; x += bw) {
uint8_t tmp[4][4][4]; /* [bh][bw][comps] */
for(j = 0; j < bh; ++j) {
for(i = 0; i < bw; ++i) {
for(k = 0; k < comps; ++k) {
tmp[j][i][k] = src[(y + j)*src_stride/sizeof(*src) + (x + i)*comps + k];
}
}
}
util_format_dxtn_pack(4, 4, 4, &tmp[0][0][0], UTIL_FORMAT_DXT1_RGBA, dst, dst_stride);
src += 4*4;
dst += 8;
util_format_dxtn_pack(4, 4, 4, &tmp[0][0][0], UTIL_FORMAT_DXT1_RGBA, dst, 0);
dst += bytes_per_block;
}
src_row += src_stride;
dst_row += 4*dst_stride/sizeof(*dst_row);
dst_row += dst_stride / sizeof(*dst_row);
}
}
void
util_format_dxt3_rgba_pack_rgba_8unorm(uint8_t *dst_row, unsigned dst_stride,
const uint8_t *src_row, unsigned src_stride,
const uint8_t *src, unsigned src_stride,
unsigned width, unsigned height)
{
const unsigned bw = 4, bh = 4, comps = 4, bytes_per_block = 16;
unsigned x, y, i, j, k;
for(y = 0; y < height; y += 4) {
const uint8_t *src = src_row;
for(y = 0; y < height; y += bh) {
uint8_t *dst = dst_row;
for(x = 0; x < width; x += 4) {
uint8_t tmp[4][4][4];
for(j = 0; j < 4; ++j) {
for(i = 0; i < 4; ++i) {
for(k = 0; k < 4; ++k) {
tmp[j][i][k] = src[(y + j)*src_stride/sizeof(*src) + i*4 + k];
for(x = 0; x < width; x += bw) {
uint8_t tmp[4][4][4]; /* [bh][bw][comps] */
for(j = 0; j < bh; ++j) {
for(i = 0; i < bw; ++i) {
for(k = 0; k < comps; ++k) {
tmp[j][i][k] = src[(y + j)*src_stride/sizeof(*src) + (x + i)*comps + k];
}
}
}
util_format_dxtn_pack(4, 4, 4, &tmp[0][0][0], UTIL_FORMAT_DXT3_RGBA, dst, dst_stride);
src += 4*4;
dst += 16;
util_format_dxtn_pack(4, 4, 4, &tmp[0][0][0], UTIL_FORMAT_DXT3_RGBA, dst, 0);
dst += bytes_per_block;
}
src_row += src_stride;
dst_row += 4*dst_stride/sizeof(*dst_row);
dst_row += dst_stride / sizeof(*dst_row);
}
}
void
util_format_dxt5_rgba_pack_rgba_8unorm(uint8_t *dst_row, unsigned dst_stride,
const uint8_t *src_row, unsigned src_stride,
const uint8_t *src, unsigned src_stride,
unsigned width, unsigned height)
{
const unsigned bw = 4, bh = 4, comps = 4, bytes_per_block = 16;
unsigned x, y, i, j, k;
for(y = 0; y < height; y += 4) {
const uint8_t *src = src_row;
for(y = 0; y < height; y += bh) {
uint8_t *dst = dst_row;
for(x = 0; x < width; x += 4) {
uint8_t tmp[4][4][4];
for(j = 0; j < 4; ++j) {
for(i = 0; i < 4; ++i) {
for(k = 0; k < 4; ++k) {
tmp[j][i][k] = src[(y + j)*src_stride/sizeof(*src) + i*4 + k];
for(x = 0; x < width; x += bw) {
uint8_t tmp[4][4][4]; /* [bh][bw][comps] */
for(j = 0; j < bh; ++j) {
for(i = 0; i < bw; ++i) {
for(k = 0; k < comps; ++k) {
tmp[j][i][k] = src[(y + j)*src_stride/sizeof(*src) + (x + i)*comps + k];
}
}
}
util_format_dxtn_pack(4, 4, 4, &tmp[0][0][0], UTIL_FORMAT_DXT5_RGBA, dst, dst_stride);
src += 4*4;
dst += 16;
util_format_dxtn_pack(4, 4, 4, &tmp[0][0][0], UTIL_FORMAT_DXT5_RGBA, dst, 0);
dst += bytes_per_block;
}
src_row += src_stride;
dst_row += 4*dst_stride/sizeof(*dst_row);
dst_row += dst_stride / sizeof(*dst_row);
}
}
void
util_format_dxt1_rgb_pack_rgba_float(uint8_t *dst_row, unsigned dst_stride,
const float *src_row, unsigned src_stride,
const float *src, unsigned src_stride,
unsigned width, unsigned height)
{
unsigned x, y, i, j, k;
for(y = 0; y < height; y += 4) {
const float *src = src_row;
uint8_t *dst = dst_row;
for(x = 0; x < width; x += 4) {
uint8_t tmp[4][4][3];
for(j = 0; j < 4; ++j) {
for(i = 0; i < 4; ++i) {
for(k = 0; k < 3; ++k) {
tmp[j][i][k] = float_to_ubyte(src[(y + j)*src_stride/sizeof(*src) + i*4 + k]);
tmp[j][i][k] = float_to_ubyte(src[(y + j)*src_stride/sizeof(*src) + (x+i)*4 + k]);
}
}
}
util_format_dxtn_pack(3, 4, 4, &tmp[0][0][0], UTIL_FORMAT_DXT1_RGB, dst, dst_stride);
src += 4*4;
util_format_dxtn_pack(3, 4, 4, &tmp[0][0][0], UTIL_FORMAT_DXT1_RGB, dst, 0);
dst += 8;
}
src_row += src_stride;
dst_row += 4*dst_stride/sizeof(*dst_row);
}
}
void
util_format_dxt1_rgba_pack_rgba_float(uint8_t *dst_row, unsigned dst_stride,
const float *src_row, unsigned src_stride,
const float *src, unsigned src_stride,
unsigned width, unsigned height)
{
unsigned x, y, i, j, k;
for(y = 0; y < height; y += 4) {
const float *src = src_row;
uint8_t *dst = dst_row;
for(x = 0; x < width; x += 4) {
uint8_t tmp[4][4][4];
for(j = 0; j < 4; ++j) {
for(i = 0; i < 4; ++i) {
for(k = 0; k < 4; ++k) {
tmp[j][i][k] = float_to_ubyte(src[(y + j)*src_stride/sizeof(*src) + i*4 + k]);
tmp[j][i][k] = float_to_ubyte(src[(y + j)*src_stride/sizeof(*src) + (x+i)*4 + k]);
}
}
}
util_format_dxtn_pack(4, 4, 4, &tmp[0][0][0], UTIL_FORMAT_DXT1_RGBA, dst, dst_stride);
src += 4*4;
util_format_dxtn_pack(4, 4, 4, &tmp[0][0][0], UTIL_FORMAT_DXT1_RGBA, dst, 0);
dst += 8;
}
src_row += src_stride;
dst_row += 4*dst_stride/sizeof(*dst_row);
}
}
void
util_format_dxt3_rgba_pack_rgba_float(uint8_t *dst_row, unsigned dst_stride, const float *src_row, unsigned src_stride, unsigned width, unsigned height)
util_format_dxt3_rgba_pack_rgba_float(uint8_t *dst_row, unsigned dst_stride,
const float *src, unsigned src_stride,
unsigned width, unsigned height)
{
unsigned x, y, i, j, k;
for(y = 0; y < height; y += 4) {
const float *src = src_row;
uint8_t *dst = dst_row;
for(x = 0; x < width; x += 4) {
uint8_t tmp[4][4][4];
for(j = 0; j < 4; ++j) {
for(i = 0; i < 4; ++i) {
for(k = 0; k < 4; ++k) {
tmp[j][i][k] = float_to_ubyte(src[(y + j)*src_stride/sizeof(*src) + i*4 + k]);
tmp[j][i][k] = float_to_ubyte(src[(y + j)*src_stride/sizeof(*src) + (x+i)*4 + k]);
}
}
}
util_format_dxtn_pack(4, 4, 4, &tmp[0][0][0], UTIL_FORMAT_DXT3_RGBA, dst, dst_stride);
src += 4*4;
util_format_dxtn_pack(4, 4, 4, &tmp[0][0][0], UTIL_FORMAT_DXT3_RGBA, dst, 0);
dst += 16;
}
src_row += src_stride;
dst_row += 4*dst_stride/sizeof(*dst_row);
}
}
void
util_format_dxt5_rgba_pack_rgba_float(uint8_t *dst_row, unsigned dst_stride, const float *src_row, unsigned src_stride, unsigned width, unsigned height)
util_format_dxt5_rgba_pack_rgba_float(uint8_t *dst_row, unsigned dst_stride,
const float *src, unsigned src_stride,
unsigned width, unsigned height)
{
unsigned x, y, i, j, k;
for(y = 0; y < height; y += 4) {
const float *src = src_row;
uint8_t *dst = dst_row;
for(x = 0; x < width; x += 4) {
uint8_t tmp[4][4][4];
for(j = 0; j < 4; ++j) {
for(i = 0; i < 4; ++i) {
for(k = 0; k < 4; ++k) {
tmp[j][i][k] = float_to_ubyte(src[(y + j)*src_stride/sizeof(*src) + i*4 + k]);
tmp[j][i][k] = float_to_ubyte(src[(y + j)*src_stride/sizeof(*src) + (x+i)*4 + k]);
}
}
}
util_format_dxtn_pack(4, 4, 4, &tmp[0][0][0], UTIL_FORMAT_DXT5_RGBA, dst, dst_stride);
src += 4*4;
util_format_dxtn_pack(4, 4, 4, &tmp[0][0][0], UTIL_FORMAT_DXT5_RGBA, dst, 0);
dst += 16;
}
src_row += src_stride;
dst_row += 4*dst_stride/sizeof(*dst_row);
}
}