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Added two more conversion targets: geos-bitmap, which will create a GEOS

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compacted bitmap, and raw, which is probably mostly useful for debugging. It
converts an indexed image to a row of bytes which correspond to the color
indices of the pixels.


git-svn-id: svn://svn.cc65.org/cc65/trunk@5615 b7a2c559-68d2-44c3-8de9-860c34a00d81
This commit is contained in:
uz
2012-03-13 21:12:27 +00:00
parent 1c91618a5d
commit fbbf7e50d2
7 changed files with 468 additions and 0 deletions
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89
src/sp65/raw.c Normal file
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/*****************************************************************************/
/* */
/* raw.c */
/* */
/* Raw image converter for the sp65 sprite and bitmap utility */
/* */
/* */
/* */
/* (C) 2012, Ullrich von Bassewitz */
/* Roemerstrasse 52 */
/* D-70794 Filderstadt */
/* EMail: uz@cc65.org */
/* */
/* */
/* This software is provided 'as-is', without any expressed or implied */
/* warranty. In no event will the authors be held liable for any damages */
/* arising from the use of this software. */
/* */
/* Permission is granted to anyone to use this software for any purpose, */
/* including commercial applications, and to alter it and redistribute it */
/* freely, subject to the following restrictions: */
/* */
/* 1. The origin of this software must not be misrepresented; you must not */
/* claim that you wrote the original software. If you use this software */
/* in a product, an acknowledgment in the product documentation would be */
/* appreciated but is not required. */
/* 2. Altered source versions must be plainly marked as such, and must not */
/* be misrepresented as being the original software. */
/* 3. This notice may not be removed or altered from any source */
/* distribution. */
/* */
/*****************************************************************************/
/* common */
#include "attrib.h"
#include "print.h"
/* sp65 */
#include "attr.h"
#include "error.h"
#include "raw.h"
/*****************************************************************************/
/* Code */
/*****************************************************************************/
StrBuf* GenRaw (const Bitmap* B, const Collection* A attribute ((unused)))
/* Generate binary output in raw format. The output is stored in a string
* buffer (which is actually a dynamic char array) and returned.
*/
{
StrBuf* D;
unsigned X, Y;
/* Output the image properties */
Print (stdout, 1, "Image is %ux%u with %u colors%s\n",
GetBitmapWidth (B), GetBitmapHeight (B), GetBitmapColors (B),
BitmapIsIndexed (B)? " (indexed)" : "");
/* Check the bitmap properties */
if (!BitmapIsIndexed (B)) {
Error ("The raw format needs an input bitmap in indexed format");
}
/* Create the output buffer and resize it to the required size. */
D = NewStrBuf ();
SB_Realloc (D, GetBitmapWidth (B) * GetBitmapHeight (B));
/* Convert the image */
for (Y = 0; Y < GetBitmapHeight (B); ++Y) {
for (X = 0; X < GetBitmapWidth (B); ++X) {
/* Place one pixel into the buffer */
SB_AppendChar (D, (unsigned char) GetPixel (B, X, Y).Index);
}
}
/* Return the converted bitmap */
return D;
}