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/*
* agfa_cl18.c
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301 USA
*
* Command set specific to agfa-ephoto-CL18
*
* Copyright 2001-2002 Vince Weaver <vince@deater.net>
*/
#include "config.h"
#include <stdio.h>
#include <errno.h>
#include <fcntl.h>
#include <string.h>
#include <stdlib.h>
#ifdef OS2
#include <db.h>
#endif
#include <gphoto2/gphoto2.h>
#include "gphoto2-endian.h"
#include "soundvision.h"
#include "commands.h"
#define GP_MODULE "soundvision"
/* Below contributed by Ben Hague <benhague@btinternet.com> */
int agfa_capture(CameraPrivateLibrary *dev, CameraFilePath *path) {
/*FIXME: Not fully implemented according to the gphoto2 spec.*/
/*Should also save taken picture, and then delete it from the camera*/
/*but when I try to do that it just hangs*/
int ret;
ret=soundvision_send_command(SOUNDVISION_SETPC1,0,dev);
if (ret < 0) return ret;
ret=soundvision_send_command(SOUNDVISION_SETPC2,0,dev);
if (ret < 0) return ret;
ret=soundvision_send_command(SOUNDVISION_TAKEPIC3,0,dev);
if (ret < 0) return ret;
ret=soundvision_send_command(SOUNDVISION_SETPC2,0,dev);
if (ret < 0) return ret;
/*Not sure if this delay is necessary, but it was used in the windows driver*/
/*delay(20); */
sleep(20);
/*Again, three times in windows driver*/
soundvision_photos_taken(dev);
soundvision_photos_taken(dev);
soundvision_photos_taken(dev);
/*This seems to do some kind of reset, but does cause the camera to start responding again*/
ret=soundvision_send_command(SOUNDVISION_GET_NAMES, 0, dev);
if (ret < 0) return ret;
return GP_OK;
}
/* Seems to work OK though sometimes camera is left in */
/* unknown state after completing */
/* thanks to heathhey3@hotmail.com for sending me the trace */
/* to implement this */
int agfa_delete_picture(CameraPrivateLibrary *dev, const char *filename) {
int32_t ret,temp,taken;
uint8_t data[4],*buffer;
uint32_t size=4,buflen;
/* yes, we do this twice?? */
taken=soundvision_photos_taken(dev);
taken=soundvision_photos_taken(dev);
ret = soundvision_send_command(SOUNDVISION_GET_PIC_SIZE,0,dev);
if (ret<0) return ret;
/* always returns ff 0f 00 00 ??? */
ret = soundvision_read(dev, &temp, sizeof(temp));
if (ret<0) return ret;
/* Some traces show sending other than the file we want deleted? */
ret=soundvision_send_file_command(filename,dev);
if (ret<0) return ret;
ret = soundvision_read(dev, data, size);
if (ret<0) return ret;
/* Check num taken AGAIN */
taken=soundvision_photos_taken(dev);
ret = soundvision_send_command(SOUNDVISION_GET_PIC_SIZE,0,dev);
if (ret<0) return ret;
/* always returns ff 0f 00 00 ??? */
ret = soundvision_read(dev, &temp, sizeof(temp));
if (ret<0) return ret;
ret=soundvision_send_file_command(filename,dev);
if (ret<0) return ret;
ret = soundvision_read(dev, data, size);
if (ret<0) return ret;
/* Check num taken AGAIN */
taken=soundvision_photos_taken(dev);
ret=soundvision_send_command(SOUNDVISION_DELETE,0,dev);
if (ret<0) return ret;
/* read ff 0f ??? */
ret = soundvision_read(dev, data, size);
if (ret<0) return ret;
ret = soundvision_send_file_command(filename,dev);
if (ret<0) return ret;
/* This is the point we notices that in fact a pic is missing */
/* Why do it 4 times??? Timing?? Who knows */
taken=soundvision_photos_taken(dev);
taken=soundvision_photos_taken(dev);
taken=soundvision_photos_taken(dev);
taken=soundvision_photos_taken(dev);
if (taken > ((1<<31) / 13 ))
return GP_ERROR_NO_MEMORY;
buflen = (taken * 13)+1; /* 12 char filenames and space for each */
/* plus trailing NULL */
buffer = malloc(buflen);
if (!buffer) {
GP_DEBUG("Could not allocate %i bytes!",
buflen);
return (GP_ERROR_NO_MEMORY);
}
ret=soundvision_send_command(SOUNDVISION_GET_NAMES, buflen,dev);
if (ret < 0) {
free(buffer);
return ret;
}
ret = soundvision_read(dev, (void *)buffer, buflen);
if (ret < 0) {
free(buffer);
return ret;
}
if (dev->file_list) free(dev->file_list);
dev->file_list = (char *)buffer;
ret=soundvision_send_command(SOUNDVISION_GET_PIC_SIZE,0,dev);
if (ret<0) return ret;
/* always returns ff 0f 00 00 ??? */
ret = soundvision_read(dev, &temp, sizeof(temp));
if (ret<0) return ret;
ret=soundvision_send_file_command(filename,dev);
if (ret<0) return ret;
ret = soundvision_read(dev, data, size);
if (ret<0) return ret;
return GP_OK;
}
int agfa_get_file_list(CameraPrivateLibrary *dev) {
char *buffer;
int32_t ret, taken, buflen,i;
/* It seems we need to do a "reset" packet before reading names?? */
soundvision_reset(dev,NULL,NULL);
if ( (taken=soundvision_photos_taken(dev)) < 0)
return taken;
dev->num_pictures = taken;
buflen = (taken * 13)+1; /* 12 char filenames and space for each */
/* plus trailing NULL */
buffer = malloc(buflen);
if (!buffer) {
GP_DEBUG("Could not allocate %i bytes!",
buflen);
return GP_ERROR_NO_MEMORY;
}
ret=soundvision_send_command(SOUNDVISION_GET_NAMES, buflen, dev);
if (ret < 0) {
free(buffer);
return ret;
}
ret = soundvision_read(dev, (void *)buffer, buflen);
if (ret < 0) {
free(buffer);
return ret;
}
if (ret < buflen) {
free (buffer);
return GP_ERROR_CORRUPTED_DATA;
}
if (dev->file_list) free(dev->file_list);
dev->file_list = malloc(taken * 13);
if (!dev->file_list) {
GP_DEBUG("Could not allocate %i bytes!",
taken*13);
free(buffer);
return (GP_ERROR_NO_MEMORY);
}
for(i=0;i<taken*13;i++) if (buffer[i]==' ') buffer[i]='\0';
memcpy(dev->file_list, buffer, taken * 13);
free(buffer);
#if 0
taken=soundvision_photos_taken(dev);
soundvision_get_thumb_size(dev,dev->file_list);
#endif
return GP_OK;
}
int agfa_get_pic(CameraPrivateLibrary *dev, const char *filename,
unsigned char *data,int size) {
int32_t ret,temp;
ret = soundvision_send_command(SOUNDVISION_GET_PIC,0,dev);
if (ret<0) return ret;
/* always returns ff 0f 00 00 ??? */
ret = soundvision_read(dev, &temp, sizeof(temp));
if (ret<0) return ret;
ret=soundvision_send_file_command(filename,dev);
if (ret<0) return ret;
ret = soundvision_read(dev, data, size);
if (ret<0) return ret;
#if 0
/* Have to do this after getting pic ? */
ret=soundvision_send_command(SOUNDVISION_DONE_PIC,0,dev);
if (ret<0) return ret;
#endif
return GP_OK;
}
int agfa_get_pic_size(CameraPrivateLibrary *dev, const char *filename) {
int32_t ret,temp;
uint32_t size;
ret=soundvision_send_command(SOUNDVISION_GET_PIC_SIZE,0,dev);
if (ret<0) return ret;
/* always returns ff 0f 00 00 ??? */
ret = soundvision_read(dev, &temp, sizeof(temp));
if (ret<0) return ret;
ret=soundvision_send_file_command(filename,dev);
if (ret<0) return ret;
ret = soundvision_read(dev, &size, sizeof(size));
if (ret<0) return ret;
return le32toh(size);
}
int agfa_get_thumb_size(CameraPrivateLibrary *dev, const char *filename) {
int32_t ret,temp;
uint32_t size;
ret=soundvision_send_command(SOUNDVISION_GET_THUMB_SIZE,0,dev);
if (ret<0) return ret;
/* always returns ff 0f 00 00 ??? */
ret = soundvision_read(dev, &temp, sizeof(temp));
if (ret<0) return ret;
ret = soundvision_send_file_command(filename,dev);
if (ret<0) return ret;
ret = soundvision_read(dev, &size, sizeof(size));
if (ret<0) return ret;
return le32toh(size);
}
int agfa_get_thumb(CameraPrivateLibrary *dev, const char *filename,
unsigned char *data,int size) {
int32_t ret,temp;
ret = soundvision_send_command(SOUNDVISION_GET_THUMB,0,dev);
if (ret<0) return ret;
/* always returns ff 0f 00 00 ??? */
ret = soundvision_read(dev, &temp, sizeof(temp));
if (ret<0) return ret;
ret=soundvision_send_file_command(filename,dev);
if (ret<0) return ret;
ret = soundvision_read(dev, data, size);
if (ret<0) return ret;
#if 0
/* Is this needed? */
soundvision_photos_taken(dev,&ret);
ret=soundvision_send_command(SOUNDVISION_END_OF_THUMB,0,dev);
if (ret<0) return ret;
ret = soundvision_read(dev, temp_string, 8);
if (ret<0) return ret;
#endif
return GP_OK;
}
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