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Fixed BMP->PNG conversion in iff2html; this has been lacking BGR->RGB conversion since I adopted OptiPNG.

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This commit is contained in:
Fatbag 2012-06-16 14:00:13 -05:00
parent dd15e0d42a
commit 2c5957928a
1 changed files with 9 additions and 2 deletions
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11
Tools/iff2html/image.c
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@ -37,6 +37,9 @@ int WritePNG(const char * OutName, const IFFChunk * ChunkData, int ZBuffer,
uint8_t * Data;
} Image;
/* We must swap from BGR to RGB; this cannot be done with libpng when you use
** opng_reduce_image due to the state that it leaves png_ptr in */
if(ChunkData){
/* BMP_ or FBMP chunk */
bmpheader_t BMPHeader;
@ -54,6 +57,12 @@ int WritePNG(const char * OutName, const IFFChunk * ChunkData, int ZBuffer,
Image.Width = BMPHeader.biWidth;
Image.Height = BMPHeader.biHeight;
for(i=0; i<Image.Width*Image.Height; i++){
uint8_t temp = Image.Data[i*3 + 0];
Image.Data[i*3 + 0] = Image.Data[i*3 + 2];
Image.Data[i*3 + 2] = temp;
}
}else{
/* SPR# or SPR2 sprite */
Image.Width = Sprite->Width;
@ -61,8 +70,6 @@ int WritePNG(const char * OutName, const IFFChunk * ChunkData, int ZBuffer,
Image.Data = (!ZBuffer) ? Sprite->BGRA32Data : Sprite->ZBuffer;
if(!ZBuffer){
/* Swap from BGR to RGB; this cannot be done with libpng when you use opng_reduce_image
** due to the state that it leaves png_ptr in */
for(i=0; i<Image.Width*Image.Height; i++){
uint8_t temp = Image.Data[i*4 + 0];
Image.Data[i*4 + 0] = Image.Data[i*4 + 2];