int dimagev_delete_picture(dimagev_t *dimagev, int file_number) {
dimagev_packet *p, *raw;
unsigned char command_buffer[3];
char char_buffer = 0;
if ( dimagev == NULL ) {
GP_DEBUG( "dimagev_delete_picture::unable to use NULL dimagev_t");
return GP_ERROR_BAD_PARAMETERS;
}
dimagev_dump_camera_status(dimagev->status);
/* An image can only be deleted if the card is normal or full. */
if ( dimagev->status->card_status > (unsigned char) 1 ) {
GP_DEBUG( "dimagev_delete_picture::memory card does not permit deletion");
return GP_ERROR;
}
if ( dimagev->data->host_mode != (unsigned char) 1 ) {
dimagev->data->host_mode = (unsigned char) 1;
if ( dimagev_send_data(dimagev) < GP_OK ) {
GP_DEBUG( "dimagev_delete_picture::unable to set host mode");
return GP_ERROR_IO;
}
}
/* First make the command packet. */
command_buffer[0] = 0x05;
command_buffer[1] = (unsigned char)( file_number / 256 );
command_buffer[2] = (unsigned char)( file_number % 256 );
if ( ( p = dimagev_make_packet(command_buffer, 3, 0) ) == NULL ) {
GP_DEBUG( "dimagev_delete_picture::unable to allocate command packet");
return GP_ERROR_NO_MEMORY;
}
if ( gp_port_write(dimagev->dev, (char *)p->buffer, p->length) < GP_OK ) {
GP_DEBUG( "dimagev_delete_picture::unable to send set_data packet");
free(p);
return GP_ERROR_IO;
} else if ( gp_port_read(dimagev->dev, &char_buffer, 1) < GP_OK ) {
GP_DEBUG( "dimagev_delete_picture::no response from camera");
free(p);
return GP_ERROR_IO;
}
free(p);
switch ( char_buffer ) {
case DIMAGEV_ACK:
break;
case DIMAGEV_NAK:
GP_DEBUG( "dimagev_delete_picture::camera did not acknowledge transmission");
return GP_ERROR_IO;
case DIMAGEV_CAN:
GP_DEBUG( "dimagev_delete_picture::camera cancels transmission");
return GP_ERROR_IO;
default:
GP_DEBUG( "dimagev_delete_picture::camera responded with unknown value %x", char_buffer);
return GP_ERROR_IO;
}
if ( ( p = dimagev_read_packet(dimagev) ) == NULL ) {
GP_DEBUG( "dimagev_delete_picture::unable to read packet");
return GP_ERROR_IO;
}
if ( ( raw = dimagev_strip_packet(p) ) == NULL ) {
GP_DEBUG( "dimagev_delete_picture::unable to strip packet");
free(p);
return GP_ERROR;
}
free(p);
if ( raw->buffer[0] != (unsigned char) 0 ) {
GP_DEBUG( "dimagev_delete_picture::delete returned error code");
free(raw);
return GP_ERROR_NO_MEMORY;
}
free(raw);
char_buffer=DIMAGEV_EOT;
if ( gp_port_write(dimagev->dev, &char_buffer, 1) < GP_OK ) {
GP_DEBUG( "dimagev_delete_picture::unable to send ACK");
return GP_ERROR_IO;
}
if ( gp_port_read(dimagev->dev, &char_buffer, 1) < GP_OK ) {
GP_DEBUG( "dimagev_delete_picture::no response from camera");
return GP_ERROR_IO;
}
switch ( char_buffer ) {
case DIMAGEV_ACK:
break;
case DIMAGEV_NAK:
GP_DEBUG( "dimagev_delete_picture::camera did not acknowledge transmission");
return GP_ERROR_IO;
case DIMAGEV_CAN:
GP_DEBUG( "dimagev_delete_picture::camera cancels transmission");
return GP_ERROR_IO;
default:
GP_DEBUG( "dimagev_delete_picture::camera responded with unknown value %x", char_buffer);
return GP_ERROR_IO;
}
return GP_OK;
}
static int camera_summary (Camera *camera, CameraText *summary, GPContext *context)
{
int i = 0, count = 0;
if ( dimagev_get_camera_status(camera->pl) < GP_OK ) {
GP_DEBUG( "camera_summary::unable to get camera status");
return GP_ERROR_IO;
}
if ( dimagev_get_camera_data(camera->pl) < GP_OK ) {
GP_DEBUG( "camera_summary::unable to get camera data");
return GP_ERROR_IO;
}
if ( dimagev_get_camera_info(camera->pl) < GP_OK ) {
GP_DEBUG( "camera_summary::unable to get camera info");
return GP_ERROR_IO;
}
dimagev_dump_camera_status(camera->pl->status);
dimagev_dump_camera_data(camera->pl->data);
dimagev_dump_camera_info(camera->pl->info);
/* Now put all of the information into a reasonably formatted string. */
/* i keeps track of the length. */
i = 0;
/* First the stuff from the dimagev_info_t */
#if defined HAVE_SNPRINTF
i = snprintf(summary->text, sizeof(summary->text),
#else
i = sprintf(summary->text,
#endif
_("Model:\t\t\tMinolta Dimage V (%s)\n"
"Hardware Revision:\t%s\nFirmware Revision:\t%s\n"),
camera->pl->info->model, camera->pl->info->hardware_rev,
camera->pl->info->firmware_rev);
if ( i > 0 ) {
count += i;
}
/* Now the stuff from dimagev_data_t */
#if defined HAVE_SNPRINTF
i = snprintf(&(summary->text[count]), sizeof(summary->text) - count,
#else
i = sprintf(&(summary->text[count]),
#endif
_("Host Mode:\t\t%s\n"
"Exposure Correction:\t%s\n"
"Exposure Data:\t\t%d\n"
"Date Valid:\t\t%s\n"
"Date:\t\t\t%d/%02d/%02d %02d:%02d:%02d\n"
"Self Timer Set:\t\t%s\n"
"Quality Setting:\t%s\n"
"Play/Record Mode:\t%s\n"
"Card ID Valid:\t\t%s\n"
"Card ID:\t\t%d\n"
"Flash Mode:\t\t"),
( camera->pl->data->host_mode != (unsigned char) 0 ? _("Remote") : _("Local") ),
( camera->pl->data->exposure_valid != (unsigned char) 0 ? _("Yes") : _("No") ),
(signed char)camera->pl->data->exposure_correction,
( camera->pl->data->date_valid != (unsigned char) 0 ? _("Yes") : _("No") ),
( camera->pl->data->year < (unsigned char) 70 ? 2000 + (int) camera->pl->data->year : 1900 + (int) camera->pl->data->year ),
camera->pl->data->month, camera->pl->data->day, camera->pl->data->hour,
camera->pl->data->minute, camera->pl->data->second,
( camera->pl->data->self_timer_mode != (unsigned char) 0 ? _("Yes") : _("No")),
( camera->pl->data->quality_setting != (unsigned char) 0 ? _("Fine") : _("Standard") ),
( camera->pl->data->play_rec_mode != (unsigned char) 0 ? _("Record") : _("Play") ),
( camera->pl->data->valid != (unsigned char) 0 ? _("Yes") : _("No")), camera->pl->data->id_number );
if ( i > 0 ) {
count += i;
}
/* Flash is a special case, a switch is needed. */
switch ( camera->pl->data->flash_mode ) {
case 0:
#if defined HAVE_SNPRINTF
i = snprintf(&(summary->text[count]), sizeof(summary->text) - count,
#else
i = sprintf(&(summary->text[count]),
#endif
_("Automatic\n"));
break;
case 1:
#if defined HAVE_SNPRINTF
i = snprintf(&(summary->text[count]), sizeof(summary->text) - count,
#else
i = sprintf(&(summary->text[count]),
#endif
_("Force Flash\n"));
break;
case 2:
#if defined HAVE_SNPRINTF
i = snprintf(&(summary->text[count]), sizeof(summary->text) - count,
#else
i = sprintf(&(summary->text[count]),
#endif
_("Prohibit Flash\n"));
break;
default:
#if defined HAVE_SNPRINTF
i = snprintf(&(summary->text[count]), sizeof(summary->text) - count,
#else
i = sprintf(&(summary->text[count]),
#endif
_("Invalid Value ( %d )\n"), camera->pl->data->flash_mode);
break;
}
if ( i > 0 ) {
count += i;
}
/* Now for the information in dimagev_status_t */
#if defined HAVE_SNPRINTF
i = snprintf(&(summary->text[count]), sizeof(summary->text) - count,
#else
i = sprintf(&(summary->text[count]),
#endif
_("Battery Level:\t\t%s\n"
"Number of Images:\t%d\n"
"Minimum Capacity Left:\t%d\n"
"Busy:\t\t\t%s\n"
"Flash Charging:\t\t%s\n"
"Lens Status:\t\t"),
( camera->pl->status->battery_level ? _("Not Full") : _("Full") ),
camera->pl->status->number_images,
camera->pl->status->minimum_images_can_take,
( camera->pl->status->busy ? _("Busy") : _("Idle") ),
( camera->pl->status->flash_charging ? _("Charging") : _("Ready") )
);
if ( i > 0 ) {
count += i;
}
/* Lens status is another switch. */
switch ( camera->pl->status->lens_status ) {
case 0:
i = snprintf(&(summary->text[count]), sizeof(summary->text) - count, _("Normal\n"));
break;
case 1: case 2:
i = snprintf(&(summary->text[count]), sizeof(summary->text) - count, _("Lens direction does not match flash light\n"));
break;
case 3:
i = snprintf(&(summary->text[count]), sizeof(summary->text) - count, _("Lens is not connected\n"));
break;
default:
i = snprintf(&(summary->text[count]), sizeof(summary->text) - count, _("Bad value for lens status %d\n"), camera->pl->status->lens_status);
break;
}
if ( i > 0 ) {
count += i;
}
/* Card status is another switch. */
i = snprintf(&(summary->text[count]), sizeof(summary->text) - count, _("Card Status:\t\t"));
if ( i > 0 ) {
count += i;
}
switch ( camera->pl->status->card_status ) {
case 0:
i = snprintf(&(summary->text[count]), sizeof(summary->text) - count, _("Normal"));
break;
case 1:
i = snprintf(&(summary->text[count]), sizeof(summary->text) - count, _("Full"));
break;
case 2:
i = snprintf(&(summary->text[count]), sizeof(summary->text) - count, _("Write-protected"));
break;
case 3:
i = snprintf(&(summary->text[count]), sizeof(summary->text) - count, _("Unsuitable card"));
break;
default:
i = snprintf(&(summary->text[count]), sizeof(summary->text) - count, _("Bad value for card status %d"), camera->pl->status->card_status);
break;
}
if ( i > 0 ) {
count += i;
}
return GP_OK;
}
