how to open jpg binary file (/tmp/spice_dump/x.jpg)?

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Hey guys. I have dump some jpg file, but I can’t open it with eog.

 

static int jpeg_id = 0;
static void dump_jpeg(uint8_t* data, int data_size)
{
   
char file_str[200];
    uint32_t id = ++jpeg_id;

#ifdef WIN32
    sprintf(file_str,
"c:\\tmp\\spice_dump\\%u.jpg", id);
#else
   
sprintf(file_str, "/tmp/spice_dump/%u.jpg", id);
#endif

   
FILE *f = fopen(file_str, "wb");
   
if (!f) {
       
return;
    }

    fwrite(data,
1, data_size, f);
    fclose(f);
}

 

 

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