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#ifdef SH7722_DEBUG_JPEG
#define DIRECT_ENABLE_DEBUG
#endif
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <errno.h>
#include <string.h>
#include <stdarg.h>
#include <fcntl.h>
#include <sys/mman.h>
#ifdef STANDALONE
#include "sh7722_jpeglib_standalone.h"
#else
#include <config.h>
#include <direct/debug.h>
#include <direct/direct.h>
#include <direct/interface.h>
#include <direct/mem.h>
#include <direct/messages.h>
#include <direct/stream.h>
#include <direct/util.h>
#include <directfb.h>
#endif
#include "sh7722_jpeglib.h"
void
write_ppm( const char *filename,
unsigned long phys,
int pitch,
unsigned int width,
unsigned int height )
{
int i;
int fd;
int size;
void *mem;
FILE *file;
size = direct_page_align( pitch * height );
fd = open( "/dev/mem", O_RDWR );
if (fd < 0) {
D_PERROR( "SH7722/JPEG: Could not open /dev/mem!\n" );
return;
}
mem = mmap( NULL, size, PROT_READ | PROT_WRITE, MAP_SHARED, fd, phys );
if (mem == MAP_FAILED) {
D_PERROR( "SH7722/JPEG: Could not map /dev/mem at 0x%08lx (length %d)!\n", phys, size );
close( fd );
return;
}
close( fd );
file = fopen( filename, "wb" );
if (!file) {
D_PERROR( "SH7722/JPEG: Could not open '%s' for writing!\n", filename );
munmap( mem, size );
return;
}
fprintf( file, "P6\n%d %d\n255\n", width, height );
for (i=0; i<height; i++) {
fwrite( mem, 3, width, file );
mem += pitch;
}
fclose( file );
munmap( mem, size );
}
int
main( int argc, char *argv[] )
{
DirectResult ret;
SH7722_JPEG_context info;
DFBSurfacePixelFormat format;
int pitch;
DirectStream *stream = NULL;
if (argc != 2) {
fprintf( stderr, "Usage: %s <filename>\n", argv[0] );
return -1;
}
#ifndef STANDALONE
direct_initialize();
direct_config->debug = true;
#endif
ret = SH7722_JPEG_Initialize();
if (ret)
return ret;
ret = direct_stream_create( argv[1], &stream );
if (ret)
goto out;
ret = SH7722_JPEG_Open( stream, &info );
if (ret)
goto out;
D_INFO( "SH7722/JPEGTool: Opened %dx%d image (4:%s)\n", info.width, info.height,
info.mode420 ? "2:0" : info.mode444 ? "4:4" : "2:2?" );
format = DSPF_RGB24;// info.mode444 ? DSPF_NV16 : DSPF_NV12;
pitch = (DFB_BYTES_PER_LINE( format, info.width ) + 31) & ~31;
ret = SH7722_JPEG_Decode( &info, NULL, NULL, format, 0x0f800000, NULL, pitch, info.width, info.height );
if (ret)
goto out;
// Use RGB24 format for this
// write_ppm( "test.ppm", 0x0f800000, pitch, info.width, info.height );
ret = SH7722_JPEG_Encode( "test.jpg", NULL, format, 0x0f800000, pitch, info.width, info.height, 0 );
if (ret)
goto out;
out:
if (stream)
direct_stream_destroy( stream );
SH7722_JPEG_Shutdown();
return ret;
}
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