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Support 15- and 16-bit colour output.

This commit is contained in:
Robert Shearman 2004-06-14 16:56:58 +00:00 committed by Alexandre Julliard
parent d886064101
commit 4560b25b80
1 changed files with 253 additions and 215 deletions
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468
dlls/iccvid/iccvid.c
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@ -64,7 +64,6 @@ typedef struct
{
unsigned char y0, y1, y2, y3;
char u, v;
unsigned long rgb0, rgb1, rgb2, rgb3; /* should be a union */
unsigned char r[4], g[4], b[4];
} cvid_codebook;
@ -77,6 +76,7 @@ typedef struct {
typedef struct _ICCVID_Info
{
DWORD dwMagic;
int bits_per_pixel;
cinepak_info *cvinfo;
} ICCVID_Info;
@ -103,125 +103,7 @@ static unsigned char *in_buffer, uiclip[1024], *uiclp = NULL;
/* ---------------------------------------------------------------------- */
static inline void read_codebook_32(cvid_codebook *c, int mode)
{
int uvr, uvg, uvb;
if(mode) /* black and white */
{
c->y0 = get_byte();
c->y1 = get_byte();
c->y2 = get_byte();
c->y3 = get_byte();
c->u = c->v = 0;
c->rgb0 = (c->y0 << 16) | (c->y0 << 8) | c->y0;
c->rgb1 = (c->y1 << 16) | (c->y1 << 8) | c->y1;
c->rgb2 = (c->y2 << 16) | (c->y2 << 8) | c->y2;
c->rgb3 = (c->y3 << 16) | (c->y3 << 8) | c->y3;
}
else /* colour */
{
c->y0 = get_byte(); /* luma */
c->y1 = get_byte();
c->y2 = get_byte();
c->y3 = get_byte();
c->u = get_byte(); /* chroma */
c->v = get_byte();
uvr = c->v << 1;
uvg = -((c->u+1) >> 1) - c->v;
uvb = c->u << 1;
c->rgb0 = (uiclp[c->y0 + uvr] << 16) | (uiclp[c->y0 + uvg] << 8) | uiclp[c->y0 + uvb];
c->rgb1 = (uiclp[c->y1 + uvr] << 16) | (uiclp[c->y1 + uvg] << 8) | uiclp[c->y1 + uvb];
c->rgb2 = (uiclp[c->y2 + uvr] << 16) | (uiclp[c->y2 + uvg] << 8) | uiclp[c->y2 + uvb];
c->rgb3 = (uiclp[c->y3 + uvr] << 16) | (uiclp[c->y3 + uvg] << 8) | uiclp[c->y3 + uvb];
}
}
/* ------------------------------------------------------------------------ */
inline void cvid_v1_32(unsigned char *frm, unsigned char *limit, int stride, cvid_codebook *cb)
{
unsigned long *vptr = (unsigned long *)frm, rgb;
int row_inc = stride/4;
#ifndef ORIGINAL
vptr += stride*3;
#endif
vptr[0] = rgb = cb->rgb0; vptr[1] = rgb;
vptr[2] = rgb = cb->rgb1; vptr[3] = rgb;
#ifndef ORIGINAL
vptr -= row_inc; if(vptr < (unsigned long *)limit) return;
#else
vptr += row_inc; if(vptr > (unsigned long *)limit) return;
#endif
vptr[0] = rgb = cb->rgb0; vptr[1] = rgb;
vptr[2] = rgb = cb->rgb1; vptr[3] = rgb;
#ifndef ORIGINAL
vptr -= row_inc; if(vptr < (unsigned long *)limit) return;
#else
vptr += row_inc; if(vptr > (unsigned long *)limit) return;
#endif
vptr[0] = rgb = cb->rgb2; vptr[1] = rgb;
vptr[2] = rgb = cb->rgb3; vptr[3] = rgb;
#ifndef ORIGINAL
vptr -= row_inc; if(vptr < (unsigned long *)limit) return;
#else
vptr += row_inc; if(vptr > (unsigned long *)limit) return;
#endif
vptr[0] = rgb = cb->rgb2; vptr[1] = rgb;
vptr[2] = rgb = cb->rgb3; vptr[3] = rgb;
}
/* ------------------------------------------------------------------------ */
inline void cvid_v4_32(unsigned char *frm, unsigned char *limit, int stride, cvid_codebook *cb0,
cvid_codebook *cb1, cvid_codebook *cb2, cvid_codebook *cb3)
{
unsigned long *vptr = (unsigned long *)frm;
int row_inc = stride/4;
#ifndef ORIGINAL
vptr += stride*3;
#endif
vptr[0] = cb0->rgb0;
vptr[1] = cb0->rgb1;
vptr[2] = cb1->rgb0;
vptr[3] = cb1->rgb1;
#ifndef ORIGINAL
vptr -= row_inc; if(vptr < (unsigned long *)limit) return;
#else
vptr += row_inc; if(vptr > (unsigned long *)limit) return;
#endif
vptr[0] = cb0->rgb2;
vptr[1] = cb0->rgb3;
vptr[2] = cb1->rgb2;
vptr[3] = cb1->rgb3;
#ifndef ORIGINAL
vptr -= row_inc; if(vptr < (unsigned long *)limit) return;
#else
vptr += row_inc; if(vptr > (unsigned long *)limit) return;
#endif
vptr[0] = cb2->rgb0;
vptr[1] = cb2->rgb1;
vptr[2] = cb3->rgb0;
vptr[3] = cb3->rgb1;
#ifndef ORIGINAL
vptr -= row_inc; if(vptr < (unsigned long *)limit) return;
#else
vptr += row_inc; if(vptr > (unsigned long *)limit) return;
#endif
vptr[0] = cb2->rgb2;
vptr[1] = cb2->rgb3;
vptr[2] = cb3->rgb2;
vptr[3] = cb3->rgb3;
}
/* ---------------------------------------------------------------------- */
static inline void read_codebook_24(cvid_codebook *c, int mode)
static inline void read_codebook(cvid_codebook *c, int mode)
{
int uvr, uvg, uvb;
@ -259,97 +141,189 @@ int uvr, uvg, uvb;
}
/* ------------------------------------------------------------------------ */
void cvid_v1_24(unsigned char *vptr, unsigned char *limit, int stride, cvid_codebook *cb)
{
unsigned char r, g, b;
#ifndef ORIGINAL
int row_inc = stride+4*3;
#else
int row_inc = stride-4*3;
#endif
#define MAKECOLOUR32(r,g,b) (((r) << 16) | ((g) << 8) | (b))
/*#define MAKECOLOUR24(r,g,b) (((r) << 16) | ((g) << 8) | (b))*/
#define MAKECOLOUR16(r,g,b) (((r) >> 3) << 11)| (((g) >> 2) << 5)| (((b) >> 3) << 0)
#define MAKECOLOUR15(r,g,b) (((r) >> 3) << 10)| (((g) >> 3) << 5)| (((b) >> 3) << 0)
/* ------------------------------------------------------------------------ */
static void cvid_v1_32(unsigned char *frm, unsigned char *limit, int stride, cvid_codebook *cb)
{
unsigned long *vptr = (unsigned long *)frm;
#ifndef ORIGINAL
vptr += (3*stride);
#endif
*vptr++ = b = cb->b[0]; *vptr++ = g = cb->g[0]; *vptr++ = r = cb->r[0];
*vptr++ = b; *vptr++ = g; *vptr++ = r;
*vptr++ = b = cb->b[1]; *vptr++ = g = cb->g[1]; *vptr++ = r = cb->r[1];
*vptr++ = b; *vptr++ = g; *vptr++ = r;
#ifndef ORIGINAL
vptr -= row_inc; if(vptr < limit) return;
int row_inc = -stride/4;
#else
vptr += row_inc; if(vptr > limit) return;
int row_inc = stride/4;
#endif
*vptr++ = b = cb->b[0]; *vptr++ = g = cb->g[0]; *vptr++ = r = cb->r[0];
*vptr++ = b; *vptr++ = g; *vptr++ = r;
*vptr++ = b = cb->b[1]; *vptr++ = g = cb->g[1]; *vptr++ = r = cb->r[1];
*vptr++ = b; *vptr++ = g; *vptr++ = r;
#ifndef ORIGINAL
vptr -= row_inc; if(vptr < limit) return;
#else
vptr += row_inc; if(vptr > limit) return;
#endif
*vptr++ = b = cb->b[2]; *vptr++ = g = cb->g[2]; *vptr++ = r = cb->r[2];
*vptr++ = b; *vptr++ = g; *vptr++ = r;
*vptr++ = b = cb->b[3]; *vptr++ = g = cb->g[3]; *vptr++ = r = cb->r[3];
*vptr++ = b; *vptr++ = g; *vptr++ = r;
#ifndef ORIGINAL
vptr -= row_inc; if(vptr < limit) return;
#else
vptr += row_inc; if(vptr > limit) return;
#endif
*vptr++ = b = cb->b[2]; *vptr++ = g = cb->g[2]; *vptr++ = r = cb->r[2];
*vptr++ = b; *vptr++ = g; *vptr++ = r;
*vptr++ = b = cb->b[3]; *vptr++ = g = cb->g[3]; *vptr++ = r = cb->r[3];
*vptr++ = b; *vptr++ = g; *vptr++ = r;
int x, y;
/* fill 4x4 block of pixels with colour values from codebook */
for (y = 0; y < 4; y++)
{
if (&vptr[y*row_inc] < (unsigned long *)limit) return;
for (x = 0; x < 4; x++)
vptr[y*row_inc + x] = MAKECOLOUR32(cb->r[x/2+(y/2)*2], cb->g[x/2+(y/2)*2], cb->b[x/2+(y/2)*2]);
}
}
/* ------------------------------------------------------------------------ */
void cvid_v4_24(unsigned char *vptr, unsigned char *limit, int stride, cvid_codebook *cb0,
static void cvid_v4_32(unsigned char *frm, unsigned char *limit, int stride, cvid_codebook *cb0,
cvid_codebook *cb1, cvid_codebook *cb2, cvid_codebook *cb3)
{
unsigned long *vptr = (unsigned long *)frm;
#ifndef ORIGINAL
int row_inc = -stride/4;
#else
int row_inc = stride/4;
#endif
int x, y;
cvid_codebook * cb[] = {cb0,cb1,cb2,cb3};
/* fill 4x4 block of pixels with colour values from codebooks */
for (y = 0; y < 4; y++)
{
if (&vptr[y*row_inc] < (unsigned long *)limit) return;
for (x = 0; x < 4; x++)
vptr[y*row_inc + x] = MAKECOLOUR32(cb[x/2+(y/2)*2]->r[x%2+(y%2)*2], cb[x/2+(y/2)*2]->g[x%2+(y%2)*2], cb[x/2+(y/2)*2]->b[x%2+(y%2)*2]);
}
}
/* ------------------------------------------------------------------------ */
static void cvid_v1_24(unsigned char *vptr, unsigned char *limit, int stride, cvid_codebook *cb)
{
#ifndef ORIGINAL
int row_inc = -stride;
#else
int row_inc = stride;
#endif
int x, y;
/* fill 4x4 block of pixels with colour values from codebook */
for (y = 0; y < 4; y++)
{
if (&vptr[y*row_inc] < limit) return;
for (x = 0; x < 4; x++)
{
vptr[y*row_inc + x*3 + 0] = cb->b[x/2+(y/2)*2];
vptr[y*row_inc + x*3 + 1] = cb->g[x/2+(y/2)*2];
vptr[y*row_inc + x*3 + 2] = cb->r[x/2+(y/2)*2];
}
}
}
/* ------------------------------------------------------------------------ */
static void cvid_v4_24(unsigned char *vptr, unsigned char *limit, int stride, cvid_codebook *cb0,
cvid_codebook *cb1, cvid_codebook *cb2, cvid_codebook *cb3)
{
#ifndef ORIGINAL
int row_inc = stride+4*3;
int row_inc = -stride;
#else
int row_inc = stride-4*3;
int row_inc = stride;
#endif
cvid_codebook * cb[] = {cb0,cb1,cb2,cb3};
int x, y;
/* fill 4x4 block of pixels with colour values from codebooks */
for (y = 0; y < 4; y++)
{
if (&vptr[y*row_inc] < limit) return;
for (x = 0; x < 4; x++)
{
vptr[y*row_inc + x*3 + 0] = cb[x/2+(y/2)*2]->b[x%2+(y%2)*2];
vptr[y*row_inc + x*3 + 1] = cb[x/2+(y/2)*2]->g[x%2+(y%2)*2];
vptr[y*row_inc + x*3 + 2] = cb[x/2+(y/2)*2]->r[x%2+(y%2)*2];
}
}
}
/* ------------------------------------------------------------------------ */
static void cvid_v1_16(unsigned char *frm, unsigned char *limit, int stride, cvid_codebook *cb)
{
unsigned short *vptr = (unsigned short *)frm;
#ifndef ORIGINAL
vptr += (3*stride);
#endif
*vptr++ = cb0->b[0]; *vptr++ = cb0->g[0]; *vptr++ = cb0->r[0];
*vptr++ = cb0->b[1]; *vptr++ = cb0->g[1]; *vptr++ = cb0->r[1];
*vptr++ = cb1->b[0]; *vptr++ = cb1->g[0]; *vptr++ = cb1->r[0];
*vptr++ = cb1->b[1]; *vptr++ = cb1->g[1]; *vptr++ = cb1->r[1];
#ifndef ORIGINAL
vptr -= row_inc; if(vptr < limit) return;
int row_inc = -stride/2;
#else
vptr += row_inc; if(vptr > limit) return;
int row_inc = stride/2;
#endif
*vptr++ = cb0->b[2]; *vptr++ = cb0->g[2]; *vptr++ = cb0->r[2];
*vptr++ = cb0->b[3]; *vptr++ = cb0->g[3]; *vptr++ = cb0->r[3];
*vptr++ = cb1->b[2]; *vptr++ = cb1->g[2]; *vptr++ = cb1->r[2];
*vptr++ = cb1->b[3]; *vptr++ = cb1->g[3]; *vptr++ = cb1->r[3];
int x, y;
/* fill 4x4 block of pixels with colour values from codebook */
for (y = 0; y < 4; y++)
{
if (&vptr[y*row_inc] < (unsigned short *)limit) return;
for (x = 0; x < 4; x++)
vptr[y*row_inc + x] = MAKECOLOUR16(cb->r[x/2+(y/2)*2], cb->g[x/2+(y/2)*2], cb->b[x/2+(y/2)*2]);
}
}
/* ------------------------------------------------------------------------ */
static void cvid_v4_16(unsigned char *frm, unsigned char *limit, int stride, cvid_codebook *cb0,
cvid_codebook *cb1, cvid_codebook *cb2, cvid_codebook *cb3)
{
unsigned short *vptr = (unsigned short *)frm;
#ifndef ORIGINAL
vptr -= row_inc; if(vptr < limit) return;
int row_inc = -stride/2;
#else
vptr += row_inc; if(vptr > limit) return;
int row_inc = stride/2;
#endif
*vptr++ = cb2->b[0]; *vptr++ = cb2->g[0]; *vptr++ = cb2->r[0];
*vptr++ = cb2->b[1]; *vptr++ = cb2->g[1]; *vptr++ = cb2->r[1];
*vptr++ = cb3->b[0]; *vptr++ = cb3->g[0]; *vptr++ = cb3->r[0];
*vptr++ = cb3->b[1]; *vptr++ = cb3->g[1]; *vptr++ = cb3->r[1];
cvid_codebook * cb[] = {cb0,cb1,cb2,cb3};
int x, y;
/* fill 4x4 block of pixels with colour values from codebooks */
for (y = 0; y < 4; y++)
{
if (&vptr[y*row_inc] < (unsigned short *)limit) return;
for (x = 0; x < 4; x++)
vptr[y*row_inc + x] = MAKECOLOUR16(cb[x/2+(y/2)*2]->r[x%2+(y%2)*2], cb[x/2+(y/2)*2]->g[x%2+(y%2)*2], cb[x/2+(y/2)*2]->b[x%2+(y%2)*2]);
}
}
/* ------------------------------------------------------------------------ */
static void cvid_v1_15(unsigned char *frm, unsigned char *limit, int stride, cvid_codebook *cb)
{
unsigned short *vptr = (unsigned short *)frm;
#ifndef ORIGINAL
vptr -= row_inc; if(vptr < limit) return;
int row_inc = -stride/2;
#else
vptr += row_inc; if(vptr > limit) return;
int row_inc = stride/2;
#endif
*vptr++ = cb2->b[2]; *vptr++ = cb2->g[2]; *vptr++ = cb2->r[2];
*vptr++ = cb2->b[3]; *vptr++ = cb2->g[3]; *vptr++ = cb2->r[3];
*vptr++ = cb3->b[2]; *vptr++ = cb3->g[2]; *vptr++ = cb3->r[2];
*vptr++ = cb3->b[3]; *vptr++ = cb3->g[3]; *vptr++ = cb3->r[3];
int x, y;
/* fill 4x4 block of pixels with colour values from codebook */
for (y = 0; y < 4; y++)
{
if (&vptr[y*row_inc] < (unsigned short *)limit) return;
for (x = 0; x < 4; x++)
vptr[y*row_inc + x] = MAKECOLOUR15(cb->r[x/2+(y/2)*2], cb->g[x/2+(y/2)*2], cb->b[x/2+(y/2)*2]);
}
}
/* ------------------------------------------------------------------------ */
static void cvid_v4_15(unsigned char *frm, unsigned char *limit, int stride, cvid_codebook *cb0,
cvid_codebook *cb1, cvid_codebook *cb2, cvid_codebook *cb3)
{
unsigned short *vptr = (unsigned short *)frm;
#ifndef ORIGINAL
int row_inc = -stride/2;
#else
int row_inc = stride/2;
#endif
cvid_codebook * cb[] = {cb0,cb1,cb2,cb3};
int x, y;
/* fill 4x4 block of pixels with colour values from codebooks */
for (y = 0; y < 4; y++)
{
if (&vptr[y*row_inc] < (unsigned short *)limit) return;
for (x = 0; x < 4; x++)
vptr[y*row_inc + x] = MAKECOLOUR15(cb[x/2+(y/2)*2]->r[x%2+(y%2)*2], cb[x/2+(y/2)*2]->g[x%2+(y%2)*2], cb[x/2+(y/2)*2]->b[x%2+(y%2)*2]);
}
}
@ -389,7 +363,6 @@ void free_cvinfo( cinepak_info *cvinfo )
ICCVID_Free( cvinfo );
}
typedef void (*fn_read_codebook)(cvid_codebook *c, int mode);
typedef void (*fn_cvid_v1)(unsigned char *frm, unsigned char *limit,
int stride, cvid_codebook *cb);
typedef void (*fn_cvid_v4)(unsigned char *frm, unsigned char *limit, int stride,
@ -417,7 +390,6 @@ void decode_cinepak(cinepak_info *cvinfo, unsigned char *buf, int size,
long len, top_size, chunk_size;
unsigned char *frm_ptr, *frm_end;
int i, cur_strip, d0, d1, d2, d3, frm_stride, bpp = 3;
fn_read_codebook read_codebook = read_codebook_24;
fn_cvid_v1 cvid_v1 = cvid_v1_24;
fn_cvid_v4 cvid_v4 = cvid_v4_24;
@ -432,15 +404,23 @@ void decode_cinepak(cinepak_info *cvinfo, unsigned char *buf, int size,
switch(bit_per_pixel)
{
case 15:
bpp = 2;
cvid_v1 = cvid_v1_15;
cvid_v4 = cvid_v4_15;
break;
case 16:
bpp = 2;
cvid_v1 = cvid_v1_16;
cvid_v4 = cvid_v4_16;
break;
case 24:
bpp = 3;
read_codebook = read_codebook_24;
cvid_v1 = cvid_v1_24;
cvid_v4 = cvid_v4_24;
break;
case 32:
bpp = 4;
read_codebook = read_codebook_32;
cvid_v1 = cvid_v1_32;
cvid_v4 = cvid_v4_32;
break;
@ -740,6 +720,37 @@ void decode_cinepak(cinepak_info *cvinfo, unsigned char *buf, int size,
}
}
static void ICCVID_dump_BITMAPINFO(const BITMAPINFO * bmi)
{
TRACE(
"planes = %d\n"
"bpp = %d\n"
"height = %ld\n"
"width = %ld\n"
"compr = %s\n",
bmi->bmiHeader.biPlanes,
bmi->bmiHeader.biBitCount,
bmi->bmiHeader.biHeight,
bmi->bmiHeader.biWidth,
debugstr_an( (const char *)&bmi->bmiHeader.biCompression, 4 ) );
}
static inline int ICCVID_CheckMask(RGBQUAD bmiColors[3], COLORREF redMask, COLORREF blueMask, COLORREF greenMask)
{
COLORREF realRedMask = MAKECOLOUR32(bmiColors[0].rgbRed, bmiColors[0].rgbGreen, bmiColors[0].rgbBlue);
COLORREF realBlueMask = MAKECOLOUR32(bmiColors[1].rgbRed, bmiColors[1].rgbGreen, bmiColors[1].rgbBlue);
COLORREF realGreenMask = MAKECOLOUR32(bmiColors[2].rgbRed, bmiColors[2].rgbGreen, bmiColors[2].rgbBlue);
TRACE("\nbmiColors[0] = 0x%08lx\nbmiColors[1] = 0x%08lx\nbmiColors[2] = 0x%08lx\n",
realRedMask, realBlueMask, realGreenMask);
if ((realRedMask == redMask) &&
(realBlueMask == blueMask) &&
(realGreenMask == greenMask))
return TRUE;
return FALSE;
}
LRESULT ICCVID_DecompressQuery( ICCVID_Info *info, LPBITMAPINFO in, LPBITMAPINFO out )
{
TRACE("ICM_DECOMPRESS_QUERY %p %p %p\n", info, in, out);
@ -747,35 +758,44 @@ LRESULT ICCVID_DecompressQuery( ICCVID_Info *info, LPBITMAPINFO in, LPBITMAPINFO
if( (info==NULL) || (info->dwMagic!=ICCVID_MAGIC) )
return ICERR_BADPARAM;
TRACE("planes = %d\n", in->bmiHeader.biPlanes );
TRACE("bpp = %d\n", in->bmiHeader.biBitCount );
TRACE("height = %ld\n", in->bmiHeader.biHeight );
TRACE("width = %ld\n", in->bmiHeader.biWidth );
TRACE("compr = %lx\n", in->bmiHeader.biCompression );
TRACE("in: ");
ICCVID_dump_BITMAPINFO(in);
if( in->bmiHeader.biCompression != ICCVID_MAGIC )
return ICERR_UNSUPPORTED;
switch( in->bmiHeader.biBitCount )
{
case 24:
case 32:
break;
default:
TRACE("bitcount = %d\n", in->bmiHeader.biBitCount );
return ICERR_UNSUPPORTED;
}
if( out )
{
TRACE("out: ");
ICCVID_dump_BITMAPINFO(out);
if( in->bmiHeader.biPlanes != out->bmiHeader.biPlanes )
return ICERR_UNSUPPORTED;
if( in->bmiHeader.biBitCount != out->bmiHeader.biBitCount )
return ICERR_UNSUPPORTED;
if( in->bmiHeader.biHeight != out->bmiHeader.biHeight )
return ICERR_UNSUPPORTED;
if( in->bmiHeader.biWidth != out->bmiHeader.biWidth )
return ICERR_UNSUPPORTED;
switch( out->bmiHeader.biBitCount )
{
case 16:
if ( out->bmiHeader.biCompression == BI_BITFIELDS )
{
if ( !ICCVID_CheckMask(out->bmiColors, 0x7C00, 0x03E0, 0x001F) &&
!ICCVID_CheckMask(out->bmiColors, 0xF800, 0x07E0, 0x001F) )
{
TRACE("unsupported output bit field(s) for 16-bit colors\n");
return ICERR_UNSUPPORTED;
}
}
break;
case 24:
case 32:
break;
default:
TRACE("unsupported output bitcount = %d\n", out->bmiHeader.biBitCount );
return ICERR_UNSUPPORTED;
}
}
return ICERR_OK;
@ -812,6 +832,28 @@ LRESULT ICCVID_DecompressBegin( ICCVID_Info *info, LPBITMAPINFO in, LPBITMAPINFO
if( (info==NULL) || (info->dwMagic!=ICCVID_MAGIC) )
return ICERR_BADPARAM;
info->bits_per_pixel = out->bmiHeader.biBitCount;
if (info->bits_per_pixel == 16)
{
if ( out->bmiHeader.biCompression == BI_BITFIELDS )
{
if ( ICCVID_CheckMask(out->bmiColors, 0x7C00, 0x03E0, 0x001F) )
info->bits_per_pixel = 15;
else if ( ICCVID_CheckMask(out->bmiColors, 0xF800, 0x07E0, 0x001F) )
info->bits_per_pixel = 16;
else
{
TRACE("unsupported output bit field(s) for 16-bit colors\n");
return ICERR_UNSUPPORTED;
}
}
else
info->bits_per_pixel = 15;
}
TRACE("bit_per_pixel = %d\n", info->bits_per_pixel);
if( info->cvinfo )
free_cvinfo( info->cvinfo );
info->cvinfo = decode_cinepak_init();
@ -822,7 +864,6 @@ LRESULT ICCVID_DecompressBegin( ICCVID_Info *info, LPBITMAPINFO in, LPBITMAPINFO
LRESULT ICCVID_Decompress( ICCVID_Info *info, ICDECOMPRESS *icd, DWORD size )
{
LONG width, height;
WORD bit_per_pixel;
TRACE("ICM_DECOMPRESS %p %p %ld\n", info, icd, size);
@ -831,10 +872,9 @@ LRESULT ICCVID_Decompress( ICCVID_Info *info, ICDECOMPRESS *icd, DWORD size )
width = icd->lpbiInput->biWidth;
height = icd->lpbiInput->biHeight;
bit_per_pixel = icd->lpbiInput->biBitCount;
decode_cinepak(info->cvinfo, icd->lpInput, icd->lpbiInput->biSizeImage,
icd->lpOutput, width, height, bit_per_pixel);
icd->lpOutput, width, height, info->bits_per_pixel);
return ICERR_OK;
}
@ -842,7 +882,6 @@ LRESULT ICCVID_Decompress( ICCVID_Info *info, ICDECOMPRESS *icd, DWORD size )
LRESULT ICCVID_DecompressEx( ICCVID_Info *info, ICDECOMPRESSEX *icd, DWORD size )
{
LONG width, height;
WORD bit_per_pixel;
TRACE("ICM_DECOMPRESSEX %p %p %ld\n", info, icd, size);
@ -853,10 +892,9 @@ LRESULT ICCVID_DecompressEx( ICCVID_Info *info, ICDECOMPRESSEX *icd, DWORD size
width = icd->lpbiSrc->biWidth;
height = icd->lpbiSrc->biHeight;
bit_per_pixel = icd->lpbiSrc->biBitCount;
decode_cinepak(info->cvinfo, icd->lpSrc, icd->lpbiSrc->biSizeImage,
icd->lpDst, width, height, bit_per_pixel);
icd->lpDst, width, height, info->bits_per_pixel);
return ICERR_OK;
}