mirror of
https://github.com/GRRLIB/GRRLIB.git
synced 2024-12-22 18:39:18 +00:00
Use base_rules to build libpngu
This commit is contained in:
Crayon2000
parent
fb568a0e29
commit
9ada5ddf1d
4 changed files with 81 additions and 77 deletions
2
.github/workflows/ci.yml
vendored
2
.github/workflows/ci.yml
vendored
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@ -19,7 +19,7 @@ jobs:
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run: |
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(cd GRRLIB && make clean all install)
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(cd examples && make)
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(cd GRRLIB && make PLATFORM=cube clean all install)
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(cd GRRLIB/GRRLIB && make PLATFORM=cube clean all install)
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- uses: actions/upload-artifact@master
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with:
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@ -10,16 +10,13 @@ ifeq ($(strip $(DEVKITPRO)),)
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$(error "Please set DEVKITPRO in your environment. export DEVKITPRO=<path to>devkitPro)
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endif
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ifeq ($(PLATFORM),cube)
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include $(DEVKITPPC)/gamecube_rules
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else
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include $(DEVKITPPC)/wii_rules
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endif
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include $(DEVKITPPC)/base_rules
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MACHDEP = -DGEKKO -mcpu=750 -meabi -mhard-float
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INSTALL_INC := $(DEVKITPRO)/portlibs/ppc/include
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INSTALL_LIB := $(DEVKITPRO)/portlibs/ppc/lib
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INCLUDE := -I$(LIBOGC_INC) -I$(DEVKITPRO)/portlibs/ppc/include
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INCLUDE := -I$(DEVKITPRO)/portlibs/ppc/include
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CFLAGS := -O2 -Wall $(MACHDEP) $(INCLUDE)
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LIB := pngu
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@ -48,7 +48,7 @@ struct _IMGCTX
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png_structp png_ptr;
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png_infop info_ptr;
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FILE *fd;
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png_bytep *row_pointers;
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png_bytep img_data;
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};
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@ -165,7 +165,7 @@ int PNGU_DecodeToYCbYCr (IMGCTX ctx, PNGU_u32 width, PNGU_u32 height, void *buff
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for (x = 0; x < (width / 2); x++)
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((PNGU_u32 *)buffer)[y*buffWidth+x] = PNGU_RGB8_TO_YCbYCr (*(ctx->row_pointers[y]+x*6), *(ctx->row_pointers[y]+x*6+1), *(ctx->row_pointers[y]+x*6+2),
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*(ctx->row_pointers[y]+x*6+3), *(ctx->row_pointers[y]+x*6+4), *(ctx->row_pointers[y]+x*6+5));
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// Free resources
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free (ctx->img_data);
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free (ctx->row_pointers);
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@ -179,7 +179,7 @@ int PNGU_DecodeToRGB565 (IMGCTX ctx, PNGU_u32 width, PNGU_u32 height, void *buff
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{
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int result;
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PNGU_u32 x, y, buffWidth;
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result = pngu_decode (ctx, width, height, 1);
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if (result != PNGU_OK)
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return result;
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@ -189,11 +189,11 @@ int PNGU_DecodeToRGB565 (IMGCTX ctx, PNGU_u32 width, PNGU_u32 height, void *buff
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// Copy image to the output buffer
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for (y = 0; y < height; y++)
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for (x = 0; x < width; x++)
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((PNGU_u16 *)buffer)[y*buffWidth+x] =
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(((PNGU_u16) (ctx->row_pointers[y][x*3] & 0xF8)) << 8) |
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(((PNGU_u16) (ctx->row_pointers[y][x*3+1] & 0xFC)) << 3) |
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((PNGU_u16 *)buffer)[y*buffWidth+x] =
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(((PNGU_u16) (ctx->row_pointers[y][x*3] & 0xF8)) << 8) |
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(((PNGU_u16) (ctx->row_pointers[y][x*3+1] & 0xFC)) << 3) |
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(((PNGU_u16) (ctx->row_pointers[y][x*3+2] & 0xF8)) >> 3);
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// Free resources
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free (ctx->img_data);
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free (ctx->row_pointers);
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@ -207,7 +207,7 @@ int PNGU_DecodeToRGBA8 (IMGCTX ctx, PNGU_u32 width, PNGU_u32 height, void *buffe
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{
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int result;
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PNGU_u32 x, y, buffWidth;
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result = pngu_decode (ctx, width, height, 0);
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if (result != PNGU_OK)
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return result;
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@ -226,13 +226,13 @@ int PNGU_DecodeToRGBA8 (IMGCTX ctx, PNGU_u32 width, PNGU_u32 height, void *buffe
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// No alpha channel present, copy image to the output buffer
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for (y = 0; y < height; y++)
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for (x = 0; x < width; x++)
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((PNGU_u32 *)buffer)[y*buffWidth+x] =
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(((PNGU_u32) ctx->row_pointers[y][x*3]) << 24) |
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(((PNGU_u32) ctx->row_pointers[y][x*3+1]) << 16) |
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(((PNGU_u32) ctx->row_pointers[y][x*3+2]) << 8) |
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((PNGU_u32 *)buffer)[y*buffWidth+x] =
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(((PNGU_u32) ctx->row_pointers[y][x*3]) << 24) |
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(((PNGU_u32) ctx->row_pointers[y][x*3+1]) << 16) |
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(((PNGU_u32) ctx->row_pointers[y][x*3+2]) << 8) |
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((PNGU_u32) default_alpha);
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}
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// Free resources
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free (ctx->img_data);
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free (ctx->row_pointers);
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@ -266,37 +266,37 @@ int PNGU_DecodeTo4x4RGB565 (IMGCTX ctx, PNGU_u32 width, PNGU_u32 height, void *b
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PNGU_u64 field64 = *((PNGU_u64 *)(ctx->row_pointers[y*4]+x*12));
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PNGU_u64 field32 = (PNGU_u64) *((PNGU_u32 *)(ctx->row_pointers[y*4]+x*12+8));
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((PNGU_u64 *) buffer)[blockbase] =
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(((field64 & 0xF800000000000000ULL) | ((field64 & 0xFC000000000000ULL) << 3) | ((field64 & 0xF80000000000ULL) << 5)) |
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(((field64 & 0xF800000000ULL) << 8) | ((field64 & 0xFC000000ULL) << 11) | ((field64 & 0xF80000ULL) << 13)) |
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((PNGU_u64 *) buffer)[blockbase] =
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(((field64 & 0xF800000000000000ULL) | ((field64 & 0xFC000000000000ULL) << 3) | ((field64 & 0xF80000000000ULL) << 5)) |
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(((field64 & 0xF800000000ULL) << 8) | ((field64 & 0xFC000000ULL) << 11) | ((field64 & 0xF80000ULL) << 13)) |
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(((field64 & 0xF800ULL) << 16) | ((field64 & 0xFCULL) << 19) | ((field32 & 0xF8000000ULL) >> 11)) |
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(((field32 & 0xF80000ULL) >> 8) | ((field32 & 0xFC00ULL) >> 5) | ((field32 & 0xF8ULL) >> 3)));
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field64 = *((PNGU_u64 *)(ctx->row_pointers[y*4+1]+x*12));
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field32 = (PNGU_u64) *((PNGU_u32 *)(ctx->row_pointers[y*4+1]+x*12+8));
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((PNGU_u64 *) buffer)[blockbase+1] =
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(((field64 & 0xF800000000000000ULL) | ((field64 & 0xFC000000000000ULL) << 3) | ((field64 & 0xF80000000000ULL) << 5)) |
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(((field64 & 0xF800000000ULL) << 8) | ((field64 & 0xFC000000ULL) << 11) | ((field64 & 0xF80000ULL) << 13)) |
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((PNGU_u64 *) buffer)[blockbase+1] =
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(((field64 & 0xF800000000000000ULL) | ((field64 & 0xFC000000000000ULL) << 3) | ((field64 & 0xF80000000000ULL) << 5)) |
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(((field64 & 0xF800000000ULL) << 8) | ((field64 & 0xFC000000ULL) << 11) | ((field64 & 0xF80000ULL) << 13)) |
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(((field64 & 0xF800ULL) << 16) | ((field64 & 0xFCULL) << 19) | ((field32 & 0xF8000000ULL) >> 11)) |
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(((field32 & 0xF80000ULL) >> 8) | ((field32 & 0xFC00ULL) >> 5) | ((field32 & 0xF8ULL) >> 3)));
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field64 = *((PNGU_u64 *)(ctx->row_pointers[y*4+2]+x*12));
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field32 = (PNGU_u64) *((PNGU_u32 *)(ctx->row_pointers[y*4+2]+x*12+8));
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((PNGU_u64 *) buffer)[blockbase+2] =
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(((field64 & 0xF800000000000000ULL) | ((field64 & 0xFC000000000000ULL) << 3) | ((field64 & 0xF80000000000ULL) << 5)) |
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(((field64 & 0xF800000000ULL) << 8) | ((field64 & 0xFC000000ULL) << 11) | ((field64 & 0xF80000ULL) << 13)) |
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((PNGU_u64 *) buffer)[blockbase+2] =
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(((field64 & 0xF800000000000000ULL) | ((field64 & 0xFC000000000000ULL) << 3) | ((field64 & 0xF80000000000ULL) << 5)) |
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(((field64 & 0xF800000000ULL) << 8) | ((field64 & 0xFC000000ULL) << 11) | ((field64 & 0xF80000ULL) << 13)) |
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(((field64 & 0xF800ULL) << 16) | ((field64 & 0xFCULL) << 19) | ((field32 & 0xF8000000ULL) >> 11)) |
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(((field32 & 0xF80000ULL) >> 8) | ((field32 & 0xFC00ULL) >> 5) | ((field32 & 0xF8ULL) >> 3)));
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field64 = *((PNGU_u64 *)(ctx->row_pointers[y*4+3]+x*12));
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field32 = (PNGU_u64) *((PNGU_u32 *)(ctx->row_pointers[y*4+3]+x*12+8));
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((PNGU_u64 *) buffer)[blockbase+3] =
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(((field64 & 0xF800000000000000ULL) | ((field64 & 0xFC000000000000ULL) << 3) | ((field64 & 0xF80000000000ULL) << 5)) |
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(((field64 & 0xF800000000ULL) << 8) | ((field64 & 0xFC000000ULL) << 11) | ((field64 & 0xF80000ULL) << 13)) |
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((PNGU_u64 *) buffer)[blockbase+3] =
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(((field64 & 0xF800000000000000ULL) | ((field64 & 0xFC000000000000ULL) << 3) | ((field64 & 0xF80000000000ULL) << 5)) |
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(((field64 & 0xF800000000ULL) << 8) | ((field64 & 0xFC000000ULL) << 11) | ((field64 & 0xF80000ULL) << 13)) |
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(((field64 & 0xF800ULL) << 16) | ((field64 & 0xFCULL) << 19) | ((field32 & 0xF8000000ULL) >> 11)) |
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(((field32 & 0xF80000ULL) >> 8) | ((field32 & 0xFC00ULL) >> 5) | ((field32 & 0xF8ULL) >> 3)));
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}
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// Free resources
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free (ctx->img_data);
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free (ctx->row_pointers);
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@ -337,7 +337,7 @@ int PNGU_DecodeTo4x4RGB5A3 (IMGCTX ctx, PNGU_u32 width, PNGU_u32 height, void *b
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PNGU_u64 fieldA = *((PNGU_u64 *)(ctx->row_pointers[y*4]+x*16));
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PNGU_u64 fieldB = *((PNGU_u64 *)(ctx->row_pointers[y*4]+x*16+8));
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// If first pixel is opaque set MSB to 1 and encode colors in RGB555, else set MSB to 0 and encode colors in ARGB3444
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if ((fieldA & 0xE000000000ULL) == 0xE000000000ULL)
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if ((fieldA & 0xE000000000ULL) == 0xE000000000ULL)
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tmp = 0x8000000000000000ULL | ((fieldA & 0xF800000000000000ULL) >> 1) | ((fieldA & 0xF8000000000000ULL) << 2) | ((fieldA & 0xF80000000000ULL) << 5);
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else
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tmp = ((fieldA & 0xE000000000ULL) << 23) | ((fieldA & 0xF000000000000000ULL) >> 4) | (fieldA & 0xF0000000000000ULL) | ((fieldA & 0xF00000000000ULL) << 4);
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@ -471,34 +471,34 @@ int PNGU_DecodeTo4x4RGB5A3 (IMGCTX ctx, PNGU_u32 width, PNGU_u32 height, void *b
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PNGU_u64 field64 = *((PNGU_u64 *)(ctx->row_pointers[y*4]+x*12));
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PNGU_u64 field32 = (PNGU_u64) *((PNGU_u32 *)(ctx->row_pointers[y*4]+x*12+8));
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((PNGU_u64 *) buffer)[blockbase] =
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((PNGU_u64 *) buffer)[blockbase] =
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alphaMask | ((field64 & 0xF800000000000000ULL) >> 1) | ((field64 & 0xF8000000000000ULL) << 2) |
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((field64 & 0xF80000000000ULL) << 5) | ((field64 & 0xF800000000ULL) << 7) | ((field64 & 0xF8000000ULL) << 10) |
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((field64 & 0xF80000ULL) << 13) | ((field64 & 0xF800ULL) << 15) | ((field64 & 0xF8ULL) << 18) |
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((field64 & 0xF80000ULL) << 13) | ((field64 & 0xF800ULL) << 15) | ((field64 & 0xF8ULL) << 18) |
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((field32 & 0xF8000000ULL) >> 11) | ((field32 & 0xF80000ULL) >> 9) | ((field32 & 0xF800ULL) >> 6) | ((field32 & 0xF8ULL) >> 3);
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field64 = *((PNGU_u64 *)(ctx->row_pointers[y*4+1]+x*12));
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field32 = (PNGU_u64) *((PNGU_u32 *)(ctx->row_pointers[y*4+1]+x*12+8));
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((PNGU_u64 *) buffer)[blockbase+1] =
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((PNGU_u64 *) buffer)[blockbase+1] =
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alphaMask | ((field64 & 0xF800000000000000ULL) >> 1) | ((field64 & 0xF8000000000000ULL) << 2) |
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((field64 & 0xF80000000000ULL) << 5) | ((field64 & 0xF800000000ULL) << 7) | ((field64 & 0xF8000000ULL) << 10) |
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((field64 & 0xF80000ULL) << 13) | ((field64 & 0xF800ULL) << 15) | ((field64 & 0xF8ULL) << 18) |
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((field64 & 0xF80000ULL) << 13) | ((field64 & 0xF800ULL) << 15) | ((field64 & 0xF8ULL) << 18) |
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((field32 & 0xF8000000ULL) >> 11) | ((field32 & 0xF80000ULL) >> 9) | ((field32 & 0xF800ULL) >> 6) | ((field32 & 0xF8ULL) >> 3);
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field64 = *((PNGU_u64 *)(ctx->row_pointers[y*4+2]+x*12));
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field32 = (PNGU_u64) *((PNGU_u32 *)(ctx->row_pointers[y*4+2]+x*12+8));
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((PNGU_u64 *) buffer)[blockbase+2] =
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((PNGU_u64 *) buffer)[blockbase+2] =
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alphaMask | ((field64 & 0xF800000000000000ULL) >> 1) | ((field64 & 0xF8000000000000ULL) << 2) |
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((field64 & 0xF80000000000ULL) << 5) | ((field64 & 0xF800000000ULL) << 7) | ((field64 & 0xF8000000ULL) << 10) |
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((field64 & 0xF80000ULL) << 13) | ((field64 & 0xF800ULL) << 15) | ((field64 & 0xF8ULL) << 18) |
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((field64 & 0xF80000ULL) << 13) | ((field64 & 0xF800ULL) << 15) | ((field64 & 0xF8ULL) << 18) |
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((field32 & 0xF8000000ULL) >> 11) | ((field32 & 0xF80000ULL) >> 9) | ((field32 & 0xF800ULL) >> 6) | ((field32 & 0xF8ULL) >> 3);
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field64 = *((PNGU_u64 *)(ctx->row_pointers[y*4+3]+x*12));
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field32 = (PNGU_u64) *((PNGU_u32 *)(ctx->row_pointers[y*4+3]+x*12+8));
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((PNGU_u64 *) buffer)[blockbase+3] =
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((PNGU_u64 *) buffer)[blockbase+3] =
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alphaMask | ((field64 & 0xF800000000000000ULL) >> 1) | ((field64 & 0xF8000000000000ULL) << 2) |
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((field64 & 0xF80000000000ULL) << 5) | ((field64 & 0xF800000000ULL) << 7) | ((field64 & 0xF8000000ULL) << 10) |
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((field64 & 0xF80000ULL) << 13) | ((field64 & 0xF800ULL) << 15) | ((field64 & 0xF8ULL) << 18) |
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((field64 & 0xF80000ULL) << 13) | ((field64 & 0xF800ULL) << 15) | ((field64 & 0xF8ULL) << 18) |
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((field32 & 0xF8000000ULL) >> 11) | ((field32 & 0xF80000ULL) >> 9) | ((field32 & 0xF800ULL) >> 6) | ((field32 & 0xF8ULL) >> 3);
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}
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}
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@ -516,39 +516,39 @@ int PNGU_DecodeTo4x4RGB5A3 (IMGCTX ctx, PNGU_u32 width, PNGU_u32 height, void *b
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PNGU_u64 field64 = *((PNGU_u64 *)(ctx->row_pointers[y*4]+x*12));
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PNGU_u64 field32 = (PNGU_u64) *((PNGU_u32 *)(ctx->row_pointers[y*4]+x*12+8));
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((PNGU_u64 *) buffer)[blockbase] =
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alphaMask | ((field64 & 0xF000000000000000ULL) >> 4) | (field64 & 0xF0000000000000ULL) | ((field64 & 0xF00000000000ULL) << 4) |
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((field64 & 0xF000000000ULL) << 4) | ((field64 & 0xF0000000ULL) << 8) | ((field64 & 0xF00000ULL) << 12) |
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((field64 & 0xF000ULL) << 12) | ((field64 & 0xF0ULL) << 16) | ((field32 & 0xF0000000ULL) >> 12) |
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((PNGU_u64 *) buffer)[blockbase] =
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alphaMask | ((field64 & 0xF000000000000000ULL) >> 4) | (field64 & 0xF0000000000000ULL) | ((field64 & 0xF00000000000ULL) << 4) |
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((field64 & 0xF000000000ULL) << 4) | ((field64 & 0xF0000000ULL) << 8) | ((field64 & 0xF00000ULL) << 12) |
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((field64 & 0xF000ULL) << 12) | ((field64 & 0xF0ULL) << 16) | ((field32 & 0xF0000000ULL) >> 12) |
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((field32 & 0xF00000ULL) >> 12) | ((field32 & 0xF000ULL) >> 8) | ((field32 & 0xF0ULL) >> 4);
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field64 = *((PNGU_u64 *)(ctx->row_pointers[y*4+1]+x*12));
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field32 = (PNGU_u64) *((PNGU_u32 *)(ctx->row_pointers[y*4+1]+x*12+8));
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((PNGU_u64 *) buffer)[blockbase+1] =
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alphaMask | ((field64 & 0xF000000000000000ULL) >> 4) | (field64 & 0xF0000000000000ULL) | ((field64 & 0xF00000000000ULL) << 4) |
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((field64 & 0xF000000000ULL) << 4) | ((field64 & 0xF0000000ULL) << 8) | ((field64 & 0xF00000ULL) << 12) |
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((field64 & 0xF000ULL) << 12) | ((field64 & 0xF0ULL) << 16) | ((field32 & 0xF0000000ULL) >> 12) |
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((PNGU_u64 *) buffer)[blockbase+1] =
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alphaMask | ((field64 & 0xF000000000000000ULL) >> 4) | (field64 & 0xF0000000000000ULL) | ((field64 & 0xF00000000000ULL) << 4) |
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((field64 & 0xF000000000ULL) << 4) | ((field64 & 0xF0000000ULL) << 8) | ((field64 & 0xF00000ULL) << 12) |
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((field64 & 0xF000ULL) << 12) | ((field64 & 0xF0ULL) << 16) | ((field32 & 0xF0000000ULL) >> 12) |
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((field32 & 0xF00000ULL) >> 12) | ((field32 & 0xF000ULL) >> 8) | ((field32 & 0xF0ULL) >> 4);
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field64 = *((PNGU_u64 *)(ctx->row_pointers[y*4+2]+x*12));
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field32 = (PNGU_u64) *((PNGU_u32 *)(ctx->row_pointers[y*4+2]+x*12+8));
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((PNGU_u64 *) buffer)[blockbase+2] =
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alphaMask | ((field64 & 0xF000000000000000ULL) >> 4) | (field64 & 0xF0000000000000ULL) | ((field64 & 0xF00000000000ULL) << 4) |
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((field64 & 0xF000000000ULL) << 4) | ((field64 & 0xF0000000ULL) << 8) | ((field64 & 0xF00000ULL) << 12) |
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((field64 & 0xF000ULL) << 12) | ((field64 & 0xF0ULL) << 16) | ((field32 & 0xF0000000ULL) >> 12) |
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((PNGU_u64 *) buffer)[blockbase+2] =
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alphaMask | ((field64 & 0xF000000000000000ULL) >> 4) | (field64 & 0xF0000000000000ULL) | ((field64 & 0xF00000000000ULL) << 4) |
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((field64 & 0xF000000000ULL) << 4) | ((field64 & 0xF0000000ULL) << 8) | ((field64 & 0xF00000ULL) << 12) |
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((field64 & 0xF000ULL) << 12) | ((field64 & 0xF0ULL) << 16) | ((field32 & 0xF0000000ULL) >> 12) |
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((field32 & 0xF00000ULL) >> 12) | ((field32 & 0xF000ULL) >> 8) | ((field32 & 0xF0ULL) >> 4);
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field64 = *((PNGU_u64 *)(ctx->row_pointers[y*4+3]+x*12));
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field32 = (PNGU_u64) *((PNGU_u32 *)(ctx->row_pointers[y*4+3]+x*12+8));
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((PNGU_u64 *) buffer)[blockbase+3] =
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alphaMask | ((field64 & 0xF000000000000000ULL) >> 4) | (field64 & 0xF0000000000000ULL) | ((field64 & 0xF00000000000ULL) << 4) |
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((field64 & 0xF000000000ULL) << 4) | ((field64 & 0xF0000000ULL) << 8) | ((field64 & 0xF00000ULL) << 12) |
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((field64 & 0xF000ULL) << 12) | ((field64 & 0xF0ULL) << 16) | ((field32 & 0xF0000000ULL) >> 12) |
|
||||
((PNGU_u64 *) buffer)[blockbase+3] =
|
||||
alphaMask | ((field64 & 0xF000000000000000ULL) >> 4) | (field64 & 0xF0000000000000ULL) | ((field64 & 0xF00000000000ULL) << 4) |
|
||||
((field64 & 0xF000000000ULL) << 4) | ((field64 & 0xF0000000ULL) << 8) | ((field64 & 0xF00000ULL) << 12) |
|
||||
((field64 & 0xF000ULL) << 12) | ((field64 & 0xF0ULL) << 16) | ((field32 & 0xF0000000ULL) >> 12) |
|
||||
((field32 & 0xF00000ULL) >> 12) | ((field32 & 0xF000ULL) >> 8) | ((field32 & 0xF0ULL) >> 4);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
// Free resources
|
||||
free (ctx->img_data);
|
||||
free (ctx->row_pointers);
|
||||
|
|
@ -633,7 +633,7 @@ PNGU_u8 * PNGU_DecodeTo4x4RGBA8 (IMGCTX ctx, PNGU_u32 width, PNGU_u32 height, in
|
|||
y2 = ((y*yRatio)>>16);
|
||||
}
|
||||
|
||||
if (ctx->prop.imgColorType == PNGU_COLOR_TYPE_GRAY_ALPHA ||
|
||||
if (ctx->prop.imgColorType == PNGU_COLOR_TYPE_GRAY_ALPHA ||
|
||||
ctx->prop.imgColorType == PNGU_COLOR_TYPE_RGB_ALPHA)
|
||||
{
|
||||
if(xRatio > 0)
|
||||
|
|
@ -682,7 +682,7 @@ int PNGU_EncodeFromRGB (IMGCTX ctx, PNGU_u32 width, PNGU_u32 height, void *buffe
|
|||
ctx->propRead = 0;
|
||||
|
||||
// Check if the user has selected a file to write the image
|
||||
if (ctx->source == PNGU_SOURCE_BUFFER);
|
||||
if (ctx->source == PNGU_SOURCE_BUFFER);
|
||||
|
||||
else if (ctx->source == PNGU_SOURCE_DEVICE)
|
||||
{
|
||||
|
|
@ -725,17 +725,17 @@ int PNGU_EncodeFromRGB (IMGCTX ctx, PNGU_u32 width, PNGU_u32 height, void *buffe
|
|||
}
|
||||
|
||||
// Setup output file properties
|
||||
png_set_IHDR (ctx->png_ptr, ctx->info_ptr, width, height, 8, PNG_COLOR_TYPE_RGB,
|
||||
png_set_IHDR (ctx->png_ptr, ctx->info_ptr, width, height, 8, PNG_COLOR_TYPE_RGB,
|
||||
PNG_INTERLACE_NONE, PNG_COMPRESSION_TYPE_DEFAULT, PNG_FILTER_TYPE_DEFAULT);
|
||||
|
||||
// Allocate memory to store the image in RGB format
|
||||
rowbytes = width * 3;
|
||||
if (rowbytes % 4)
|
||||
rowbytes = ((rowbytes >>2) + 1) <<2; // Add extra padding so each row starts in a 4 byte boundary
|
||||
|
||||
|
||||
ctx->img_data = malloc(rowbytes * height);
|
||||
memset(ctx->img_data, 0, rowbytes * height);
|
||||
|
||||
|
||||
if (!ctx->img_data)
|
||||
{
|
||||
png_destroy_write_struct (&(ctx->png_ptr), (png_infopp)NULL);
|
||||
|
|
@ -746,7 +746,7 @@ int PNGU_EncodeFromRGB (IMGCTX ctx, PNGU_u32 width, PNGU_u32 height, void *buffe
|
|||
|
||||
ctx->row_pointers = malloc (sizeof (png_bytep) * height);
|
||||
memset(ctx->row_pointers, 0, sizeof (png_bytep) * height);
|
||||
|
||||
|
||||
if (!ctx->row_pointers)
|
||||
{
|
||||
png_destroy_write_struct (&(ctx->png_ptr), (png_infopp)NULL);
|
||||
|
|
@ -790,7 +790,7 @@ int PNGU_EncodeFromGXTexture (IMGCTX ctx, PNGU_u32 width, PNGU_u32 height, void
|
|||
unsigned char * tmpbuffer = (unsigned char *)malloc(width*height*3);
|
||||
memset(tmpbuffer, 0, width*height*3);
|
||||
png_uint_32 offset;
|
||||
|
||||
|
||||
for(y=0; y < height; y++)
|
||||
{
|
||||
tmpy1 = y * 640*3;
|
||||
|
|
@ -807,7 +807,7 @@ int PNGU_EncodeFromGXTexture (IMGCTX ctx, PNGU_u32 width, PNGU_u32 height, void
|
|||
tmpbuffer[tmpxy+2] = ptr[offset+33]; // B
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
res = PNGU_EncodeFromRGB (ctx, width, height, tmpbuffer, stride);
|
||||
free(tmpbuffer);
|
||||
return res;
|
||||
|
|
@ -852,7 +852,7 @@ int PNGU_EncodeFromYCbYCr (IMGCTX ctx, PNGU_u32 width, PNGU_u32 height, void *bu
|
|||
ctx->propRead = 0;
|
||||
|
||||
// Check if the user has selected a file to write the image
|
||||
if (ctx->source == PNGU_SOURCE_BUFFER);
|
||||
if (ctx->source == PNGU_SOURCE_BUFFER);
|
||||
|
||||
else if (ctx->source == PNGU_SOURCE_DEVICE)
|
||||
{
|
||||
|
|
@ -895,7 +895,7 @@ int PNGU_EncodeFromYCbYCr (IMGCTX ctx, PNGU_u32 width, PNGU_u32 height, void *bu
|
|||
}
|
||||
|
||||
// Setup output file properties
|
||||
png_set_IHDR (ctx->png_ptr, ctx->info_ptr, width, height, 8, PNG_COLOR_TYPE_RGB,
|
||||
png_set_IHDR (ctx->png_ptr, ctx->info_ptr, width, height, 8, PNG_COLOR_TYPE_RGB,
|
||||
PNG_INTERLACE_NONE, PNG_COMPRESSION_TYPE_DEFAULT, PNG_FILTER_TYPE_DEFAULT);
|
||||
|
||||
// Allocate memory to store the image in RGB format
|
||||
|
|
@ -928,7 +928,7 @@ int PNGU_EncodeFromYCbYCr (IMGCTX ctx, PNGU_u32 width, PNGU_u32 height, void *bu
|
|||
ctx->row_pointers[y] = ctx->img_data + (y * rowbytes);
|
||||
|
||||
for (x = 0; x < (width / 2); x++)
|
||||
PNGU_YCbYCr_TO_RGB8 ( ((PNGU_u32 *)buffer)[y*buffWidth+x],
|
||||
PNGU_YCbYCr_TO_RGB8 ( ((PNGU_u32 *)buffer)[y*buffWidth+x],
|
||||
((PNGU_u8 *) ctx->row_pointers[y]+x*6), ((PNGU_u8 *) ctx->row_pointers[y]+x*6+1),
|
||||
((PNGU_u8 *) ctx->row_pointers[y]+x*6+2), ((PNGU_u8 *) ctx->row_pointers[y]+x*6+3),
|
||||
((PNGU_u8 *) ctx->row_pointers[y]+x*6+4), ((PNGU_u8 *) ctx->row_pointers[y]+x*6+5) );
|
||||
|
|
@ -963,14 +963,14 @@ PNGU_u32 PNGU_RGB8_TO_YCbYCr (PNGU_u8 r1, PNGU_u8 g1, PNGU_u8 b1, PNGU_u8 r2, PN
|
|||
y1 = (299 * r1 + 587 * g1 + 114 * b1) / 1000;
|
||||
cb1 = (-16874 * r1 - 33126 * g1 + 50000 * b1 + 12800000) / 100000;
|
||||
cr1 = (50000 * r1 - 41869 * g1 - 8131 * b1 + 12800000) / 100000;
|
||||
|
||||
|
||||
y2 = (299 * r2 + 587 * g2 + 114 * b2) / 1000;
|
||||
cb2 = (-16874 * r2 - 33126 * g2 + 50000 * b2 + 12800000) / 100000;
|
||||
cr2 = (50000 * r2 - 41869 * g2 - 8131 * b2 + 12800000) / 100000;
|
||||
|
||||
|
||||
cb = (cb1 + cb2) >> 1;
|
||||
cr = (cr1 + cr2) >> 1;
|
||||
|
||||
|
||||
return (PNGU_u32) ((y1 << 24) | (cb << 16) | (y2 << 8) | cr);
|
||||
}
|
||||
|
||||
|
|
@ -1070,7 +1070,7 @@ int pngu_info (IMGCTX ctx)
|
|||
if (!ctx->propRead)
|
||||
{
|
||||
png_get_IHDR(ctx->png_ptr, ctx->info_ptr, &width, &height,
|
||||
(int *) &(ctx->prop.imgBitDepth),
|
||||
(int *) &(ctx->prop.imgBitDepth),
|
||||
(int *) &(ctx->prop.imgColorType),
|
||||
NULL, NULL, NULL);
|
||||
|
||||
|
|
@ -1148,7 +1148,7 @@ int pngu_info (IMGCTX ctx)
|
|||
ctx->prop.trans = malloc (sizeof (PNGUCOLOR) * ctx->prop.numTrans);
|
||||
if (ctx->prop.trans)
|
||||
for (i = 0; i < ctx->prop.numTrans; i++)
|
||||
ctx->prop.trans[i].r = ctx->prop.trans[i].g = ctx->prop.trans[i].b =
|
||||
ctx->prop.trans[i].r = ctx->prop.trans[i].g = ctx->prop.trans[i].b =
|
||||
trans_values[i].gray / scale;
|
||||
else
|
||||
ctx->prop.numTrans = 0;
|
||||
|
|
|
|||
11
README.md
11
README.md
|
|
@ -102,20 +102,27 @@ libfreetype and libjpeg with there dependencies in a single command:
|
|||
|
||||
Each library could also be installed individually:
|
||||
|
||||
To install libpngu
|
||||
To install libpngu:
|
||||
```bash
|
||||
c:
|
||||
cd \grr\GRRLIB\lib\pngu
|
||||
make clean all install
|
||||
```
|
||||
|
||||
To install libgrrlib:
|
||||
To install libgrrlib for Wii:
|
||||
```bash
|
||||
c:
|
||||
cd \grr\GRRLIB\GRRLIB
|
||||
make clean all install
|
||||
```
|
||||
|
||||
To install libgrrlib for GameCube:
|
||||
```bash
|
||||
c:
|
||||
cd \grr\GRRLIB\GRRLIB
|
||||
make PLATFORM=cube clean all install
|
||||
```
|
||||
|
||||
## Using GRRLIB
|
||||
|
||||
After everything is installed, simply put
|
||||
|
|
|
|||
Loading…
Reference in a new issue