Apple-2-Tools/hgr2rgbntsc
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Fix segfault

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This commit is contained in:
michaelangel007 2014-12-29 09:05:49 -08:00
parent c9aa43be4e
commit 3ce93636d8
3 changed files with 36 additions and 13 deletions
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5
src/StdAfx.h
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@ -1,3 +1,8 @@
#ifdef _MSC_VER
// Shut compiler up about strcpy() fopen() not being safe
#define _CRT_SECURE_NO_WARNINGS 1
#endif // _MSC_VER
#include <stdio.h>
#include <stdlib.h>
#include <stdint.h> // uint8_t

27
src/main.cpp
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@ -1,6 +1,11 @@
/*
Copyleft {C} 2014 Michael Pohoreski
License: GPL2
MSVC2010 Debug:
Configuration Properties, Debugging
Command Arguments: hgr/archon.hgr2
Working Directory: $(ProjectDir)
*/
// Includes _______________________________________________________________
@ -33,6 +38,9 @@
TARGA_HEADER_SIZE = 0x12
};
#ifdef _MSC_VER
#pragma pack(push,1)
#endif // _MSC_VER
struct TargaHeader_t
{ // Addr Bytes
uint8_t nIdBytes ; // 00 01 size of ID field that follows 18 byte header (0 usually)
@ -53,6 +61,9 @@
// pixel data...
uint8_t aPixelData[1] ; // 12 ?? variable length RGB data
};
#ifdef _MSC_VER
#pragma pack(pop)
#endif // _MSC_VER
enum VideoFlag_e
{
@ -98,6 +109,8 @@ printf( "Dst: '%s'\n", pDstFileName );
FILE *pSrcFile = fopen( pSrcFileName, "rb" );
FILE *pDstFile = fopen( pDstFileName, "w+b" );
if( pSrcFile )
{
size_t nPageHGR = 0x2000;
fread( gaMemMain + nPageHGR, _8K, 1, pSrcFile );
@ -107,6 +120,9 @@ printf( "Dst: '%s'\n", pDstFileName );
fwrite( (void*)&tga , TARGA_HEADER_SIZE , 1, pDstFile );
fwrite( (void*)&gaFrameBuffer, sizeof( gaFrameBuffer ), 1, pDstFile );
}
else
printf( "ERROR: Couldn't open source file: '%s'\n", pSrcFileName );
fclose( pDstFile );
fclose( pSrcFile );
@ -190,6 +206,12 @@ printf( "Dst: '%s'\n", pDstFileName );
int main( const int nArg, const char *aArg[] )
{
init_mem();
// From: Video.cpp wsVideoCreateDIBSection()
uint8_t *g_pFramebufferbits = (uint8_t*) &gaFrameBuffer[0][0];
for (int y = 0; y < 384; y++)
wsLines[y] = g_pFramebufferbits + 4 * FRAMEBUFFER_W * ((FRAMEBUFFER_H - 1) - y - 18) + 80;
wsVideoInitModel( 1 ); // Apple //e
wsVideoInit();
wsVideoStyle( 1, 1 );
@ -197,11 +219,6 @@ printf( "Dst: '%s'\n", pDstFileName );
g_bVideoMode = VF_HIRES;
init_videomode();
// From: Video.cpp wsVideoCreateDIBSection()
uint8_t *g_pFramebufferbits = (uint8_t*) &gaFrameBuffer[0][0];
for (int y = 0; y < 384; y++)
wsLines[y] = g_pFramebufferbits + 4 * FRAMEBUFFER_W * ((FRAMEBUFFER_H - 1) - y - 18) + 80;
if( nArg > 1 )
{
convert( aArg[1] );

3
src/wsvideo.cpp
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@ -77,7 +77,7 @@ Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
static unsigned g_nVideoClockVert = 0; // 9-bit: VC VB VA V5 V4 V3 V2 V1 V0 = 0 .. 262
static unsigned g_nVideoClockHorz = 0; // 6-bit: H5 H4 H3 H2 H1 H0 = 0 .. 64, 25 >= visible
unsigned g_aHorzClockMemAddress[VIDEO_SCANNER_MAX_HORZ];
uint16_t g_aHorzClockMemAddress[VIDEO_SCANNER_MAX_HORZ]; // MSVC2010
unsigned char * wsLines[384];
unsigned wsFlashidx = 0;
@ -705,6 +705,7 @@ int wsVideoIsVbl ()
unsigned char wsVideoByte (unsigned long cycle)
{
(void)cycle; // MSVC2010
unsigned char * mem;
mem = MemGetMainPtr(g_aHorzClockMemAddress[ g_nVideoClockHorz ]);
return mem[0];