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unpack zips in src to better compression

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zwangseinweisung
2022-10-20 13:28:49 +02:00
parent e25403bd5f
commit 87eb27f562
447 changed files with 55306 additions and 0 deletions
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233
sources/z-tools/trunk/zview/plugins/jpg/jpgdsp.c Normal file
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#include "zview.h"
#include "jpgdh.h"
int16 dsp_ram = 0;
int16 reader_dsp_init( const char *name, IMGINFO info);
JPGDDRV_PTR jpgdrv = NULL;
#define JPGDOpenDriver( jpgd, jpgdrv) \
__extension__ \
({ register int32 retv __asm__("d0"); \
__asm__ volatile \
(" movl %1,a0; \
movl (%2,4),a1; \
jsr a1@; \
" /* end of code */ \
: "=r" (retv) /* out */ \
: "a" (jpgd) /* in */ \
, "a" (jpgdrv) /* in */ \
: "a0", "a1" \
); \
retv; \
})
#define JPGDCloseDriver( jpgd, jpgdrv) \
__extension__ \
({ register int32 retv __asm__("d0"); \
__asm__ volatile \
(" movl %1,a0; \
movl (%2,8),a1; \
jsr a1@; \
" /* end of code */ \
: "=r" (retv) /* out */ \
: "a" (jpgd) /* in */ \
, "a" (jpgdrv) /* in */ \
: "a0", "a1" \
); \
retv; \
})
#define JPGDGetImageInfo( jpgd, jpgdrv) \
__extension__ \
({ register int32 retv __asm__("d0"); \
__asm__ volatile \
(" movl %1,a0; \
movl (%2,16),a1; \
jsr a1@; \
" /* end of code */ \
: "=r" (retv) /* out */ \
: "a" (jpgd) /* in */ \
, "a" (jpgdrv) /* in */ \
: "a0", "a1" \
); \
retv; \
})
#define JPGDGetImageSize( jpgd, jpgdrv) \
__extension__ \
({ register int32 retv __asm__("d0"); \
__asm__ volatile \
(" movl %1,a0; \
movl (%2,20),a1; \
jsr a1@; \
" /* end of code */ \
: "=r" (retv) /* out */ \
: "a" (jpgd) /* in */ \
, "a" (jpgdrv) /* in */ \
: "a0", "a1" \
); \
retv; \
})
#define JPGDDecodeImage( jpgd, jpgdrv) \
__extension__ \
({ register int32 retv __asm__("d0"); \
__asm__ volatile \
(" movl %1,a0; \
movl (%2,24),a1; \
jsr a1@; \
" /* end of code */ \
: "=r" (retv) /* out */ \
: "a" (jpgd) /* in */ \
, "a" (jpgdrv) /* in */ \
: "a0", "a1" \
); \
retv; \
})
/*==================================================================================*
* boolean CDECL reader_init: *
* Open the file "name", fit the "info" struct. ( see zview.h) and make others *
* things needed by the decoder. *
*----------------------------------------------------------------------------------*
* input: *
* name -> The file to open. *
* info -> The IMGINFO struct. to fit. *
*----------------------------------------------------------------------------------*
* return: *
* TRUE if all ok else FALSE. *
*==================================================================================*/
int16 reader_dsp_init( const char *name, IMGINFO info)
{
char pad[] = { -1, -1, -1, -1, -1, -1, -1, -1, 0, 0};
void *src, *dst;
int16 jpeg_file;
int32 jpgdsize, jpeg_file_size;
JPGD_PTR jpgd;
if ( ( jpeg_file = ( int16)Fopen( name, 0)) < 0)
return GOLBAL_ERROR;
jpeg_file_size = Fseek( 0L, jpeg_file, 2);
Fseek( 0L, jpeg_file, 0);
if (( src = ( void*)Mxalloc( jpeg_file_size + sizeof( pad), dsp_ram)) == NULL)
{
Fclose( jpeg_file);
return GOLBAL_ERROR;
}
if ( Fread( jpeg_file, jpeg_file_size, src) != jpeg_file_size)
{
Mfree( src);
Fclose( jpeg_file);
return GOLBAL_ERROR;
}
Fclose( jpeg_file);
memcpy( ( uint8 *)src + jpeg_file_size, pad, sizeof( pad));
jpgdsize = jpgdrv->JPGDGetStructSize();
if( jpgdsize < 1)
{
Mfree( src);
return DSP_ERROR;
}
jpgd = ( JPGD_PTR)Mxalloc( jpgdsize, dsp_ram);
if( jpgd == NULL)
{
Mfree( src);
return GOLBAL_ERROR;
}
memset( ( void *)jpgd, 0, jpgdsize);
if( JPGDOpenDriver( jpgd, jpgdrv) != 0)
{
Dsp_Unlock();
Mfree( jpgd);
Mfree( src);
return DSP_ERROR;
}
jpgd->InPointer = src;
jpgd->InSize = jpeg_file_size;
if( JPGDGetImageInfo( jpgd, jpgdrv) != 0)
{
JPGDCloseDriver( jpgd, jpgdrv);
Dsp_Unlock();
Mfree( jpgd);
Mfree( src);
return DSP_ERROR;
}
jpgd->OutComponents = 3;
jpgd->OutPixelSize = 3;
if( JPGDGetImageSize( jpgd, jpgdrv) != 0)
{
JPGDCloseDriver( jpgd, jpgdrv);
Mfree( jpgd);
Mfree( src);
return DSP_ERROR;
}
if(( dst = ( void*)Mxalloc( jpgd->OutSize, dsp_ram)) == NULL)
{
JPGDCloseDriver( jpgd, jpgdrv);
Mfree( jpgd);
Mfree( src);
return GOLBAL_ERROR;
}
jpgd->OutPointer = dst;
jpgd->OutFlag = 0;
jpgd->UserRoutine = NULL;
if( JPGDDecodeImage( jpgd, jpgdrv) != 0)
{
JPGDCloseDriver( jpgd, jpgdrv);
Mfree( jpgd);
Mfree( src);
Mfree( dst);
return DSP_ERROR;
}
info->components = 3;
info->width = jpgd->MFDBStruct.fd_w;
info->height = jpgd->MFDBStruct.fd_h;
info->real_width = info->width;
info->real_height = info->height;
info->memory_alloc = TT_RAM;
info->planes = 24;
info->orientation = UP_TO_DOWN;
info->colors = 1uL << ( uint32)info->planes;
info->indexed_color = FALSE;
info->page = 1;
info->delay = 0;
info->num_comments = 0;
info->max_comments_length = 0;
info->_priv_ptr = dst;
info->_priv_var = jpgd->MFDBStruct.fd_wdwidth << 1;
info->_priv_var_more = info->_priv_var;
strcpy( info->info, "JPEG");
strcpy( info->compression, "JPG");
JPGDCloseDriver( jpgd, jpgdrv);
Mfree( jpgd);
Mfree( src);
return ALL_OK;
}