static int
file_list_func (CameraFilesystem *fs, const char *folder,
CameraList *list, void *data, GPContext *context)
{
Camera *camera = data;
int i = 0, filecount = 0;
char temp_file[14];
if (cam_has_flash(camera->pl) || cam_has_card(camera->pl) )
{
CHECK (spca50x_flash_get_TOC(camera->pl, &filecount));
for (i=0; i<filecount; i++)
{
CHECK(spca50x_flash_get_file_name (camera->pl, i,
temp_file));
gp_list_append (list, temp_file, NULL);
}
}
if (cam_has_sdram(camera->pl)) {
if (camera->pl->dirty_sdram)
CHECK (spca50x_sdram_get_info (camera->pl));
for (i = 0; i < camera->pl->num_files_on_sdram; i++) {
strncpy (temp_file, camera->pl->files[i].name, 12);
temp_file[12] = 0;
gp_list_append (list, temp_file, NULL);
}
}
return GP_OK;
}
int
spca50x_flash_get_filecount (CameraPrivateLibrary *pl, int *filecount)
{
uint16_t response = 0;
if (pl->bridge == BRIDGE_SPCA500) { /* dsc350 cams */
return spca50x_flash_get_TOC (pl, filecount);
} else {
if (pl->fw_rev == 1) {
CHECK (gp_port_usb_msg_read (pl->gpdev,
0x0b, 0x0000, 0x0000,
(char*)&response, 0x02));
/* Each file gets two toc entries, one for the
image, one for the thumbnail */
LE16TOH (response);
*filecount = response/2;
} else {
CHECK (gp_port_usb_msg_read (pl->gpdev,
0x54, 0x0000, 0x0000,
(char*)&response, 0x02));
LE16TOH (response);
*filecount = response;
}
}
return GP_OK;
}
static int
get_info_func (CameraFilesystem *fs, const char *folder,
const char *filename, CameraFileInfo *info, void *data,
GPContext *context)
{
Camera *camera = data;
int n, flash_file_count = 0;
struct SPCA50xFile *file;
char name[14];
int w,h;
/* Get the file number from the CameraFileSystem */
CHECK (n =
gp_filesystem_number (camera->fs, folder, filename, context));
if (cam_has_flash(camera->pl) || cam_has_card(camera->pl) ) {
CHECK (spca50x_flash_get_TOC(camera->pl,
&flash_file_count));
}
if (n < flash_file_count) {
CHECK (spca50x_flash_get_file_name(camera->pl,
n, name));
CHECK (spca50x_flash_get_file_dimensions(
camera->pl, n, &w, &h));
strcpy (info->file.type, GP_MIME_JPEG);
info->file.width = w;
info->file.height = h;
info->preview.width = w/8;
info->preview.height = h/8;
}
if (cam_has_sdram (camera->pl) && n >= flash_file_count ){
CHECK (spca50x_sdram_get_file_info (camera->pl,
n-flash_file_count, &file));
if (file->mime_type == SPCA50X_FILE_TYPE_IMAGE) {
strcpy (info->file.type, GP_MIME_JPEG);
info->preview.width = 160;
info->preview.height = 120;
} else if (file->mime_type == SPCA50X_FILE_TYPE_AVI) {
strcpy (info->file.type, GP_MIME_AVI);
info->preview.width = 320;
info->preview.height = 240;
}
info->file.width = file->width;
info->file.height = file->height;
}
info->file.fields =
GP_FILE_INFO_TYPE
| GP_FILE_INFO_WIDTH | GP_FILE_INFO_HEIGHT;
info->file.mtime = 0;
info->file.fields |= GP_FILE_INFO_MTIME;
info->preview.fields =
GP_FILE_INFO_TYPE | GP_FILE_INFO_WIDTH | GP_FILE_INFO_HEIGHT;
strcpy (info->preview.type, GP_MIME_BMP);
return (GP_OK);
}
static int
camera_capture (Camera *camera, CameraCaptureType type,
CameraFilePath * path, GPContext *context)
{
struct SPCA50xFile *file;
CameraAbilities a;
/* Not all our cameras support capture */
gp_camera_get_abilities (camera, &a);
if (!a.operations & GP_OPERATION_CAPTURE_IMAGE)
return GP_ERROR_NOT_SUPPORTED;
if (cam_has_flash(camera->pl))
{
int fc;
char tmp [14];
CHECK(spca500_flash_capture (camera->pl));
CHECK(spca50x_flash_get_TOC (camera->pl, &fc));
/* assume new pic is the last one in the cam...*/
CHECK(spca50x_flash_get_file_name (camera->pl, (fc - 1), tmp));
/* Add new image name to file list */
/* NOTE: these lines moved from below */
strncpy (path->name, tmp, sizeof (path->name) - 1);
path->name[sizeof (path->name) - 1] = '\0';
}
else
{
CHECK (spca50x_capture (camera->pl));
CHECK (spca50x_sdram_get_info (camera->pl));
CHECK (spca50x_sdram_get_file_info
(camera->pl, camera->pl->num_files_on_sdram - 1, &file));
/* Add new image name to file list */
/* NOTE: these lines moved from below */
strncpy (path->name, file->name, sizeof (path->name) - 1);
path->name[sizeof (path->name) - 1] = '\0';
}
/* Now tell the frontend where to look for the image */
strncpy (path->folder, "/", sizeof (path->folder) - 1);
path->folder[sizeof (path->folder) - 1] = '\0';
CHECK (gp_filesystem_append
(camera->fs, path->folder, path->name, context));
return GP_OK;
}
static int
spca500_flash_84D_get_file_info (CameraPrivateLibrary * pl, int index,
int *w, int *h, int *t, int *sz)
{
char hdr[260];
char waste[260];
int i;
unsigned long size;
/* First, check if the info. is already buffered in the cam private lib
* We DO NOT want to be fetching the entire thumbnail just to get the file size...*/
if ((pl->dirty_flash == 0) && (pl->files[index].type != 0)){
/* This file must have been checked before */
*w = pl->files[index].width ;
*h = pl->files[index].height ;
*t = pl->files[index].type ;
*sz = pl->files[index].size ;
return GP_OK;
} else if (pl->dirty_flash != 0){ /* should never happen, but just in case... */
CHECK(spca50x_flash_get_TOC (pl, &i));
if ( index >= i){
/* asking for a picture that doesn't exist */
return GP_ERROR;
}
}
/* ...else we must query the cam the hard way... */
/* command mode */
CHECK (gp_port_usb_msg_write (pl->gpdev,
0x00, 0x0080, 0x0100,
NULL, 0x00));
/* trigger Thumbnail upload */
CHECK (gp_port_usb_msg_write (pl->gpdev,
0x07, (index + 1), 0x0000,
NULL, 0x00));
/* NOTE: must use (index + 1) here as the cam indexes images from 1,
* whereas libgphoto2 indexes from 0.... */
/* wait for ready */
CHECK (spca50x_flash_wait_for_ready(pl));
/* read the header from the cam */
CHECK (gp_port_read (pl->gpdev, hdr, 256)); /* always 256 for the DSC-350+ */
/* Read the rest of the header... and discard it */
CHECK (gp_port_read (pl->gpdev, waste, 256));
/* Now we have to read in the thumbnail data anyway -
so we might as well store it for later */
{
int j;
uint8_t * buf;
if (pl->files[index].thumb){
free (pl->files[index].thumb); /* discard any previous thumbnail data */
pl->files[index].thumb = NULL;
}
buf = malloc (38 * 256); /* create a new buffer to hold the thumbnail data */
if (buf){
j = 0;
for (i = 0; i < 38; i++) { /* Now read in the image data */
/* read a buffer from the cam */
CHECK (gp_port_read (pl->gpdev, (char *)&buf[j], 256));
j += 256;
}
pl->files[index].thumb = buf;
} else { /* couldn't get a buffer - read in the data anyway and discard it */
for (i = 0; i < 38; i++) {/* Thumbnails ALWAYS download 38 blocks...*/
CHECK (gp_port_read (pl->gpdev, waste, 256));
}
pl->files[index].thumb = NULL;
}
} /* end of thumbnail storing loop */
/* reset to idle */
CHECK (gp_port_usb_msg_write(pl->gpdev, 0x00, 0x0000, 0x0100,
NULL, 0x0));
/* OK, now we have a hdr we can work with... */
/* try and get the size */
size = ((unsigned long)hdr[15] & 0xff)
+ (((unsigned long)hdr[16] & 0xff) << 8)
+ (((unsigned long)hdr[17] & 0xff) << 16);
*sz = size;
/* Try and determine the file type */
/* Should enumerate the possible types properly, somewhere... */
i = (int)hdr[2]; /* should be the file type */
*t = i;
switch (i){
case 0: /* this will be 320 x 240 single-frame */
*w = 320;
*h = 240;
break;
case 1: /* this will be 640 x 480 single-frame */
*w = 640;
*h = 480;
break;
case 2: /* this will be 1024 x 768 single-frame */
/* These are actually 640x480 pics - the win driver just expands them
* in the host before it stores them... What should we do here? Continue with that
* pretence, or tell the user the truth? */
/* *w = 1024; */
/* *h = 768; */
*w = 640;
*h = 480;
break;
case 3: /* this will be 320 x 240 multi-frame */
*w = 320;
*h = 240;
break;
case 4: /* this will be 640 x 480 multi-frame */
*w = 640;
*h = 480;
break;
case 5: /* this will be 1024 x 768 multi-frame */
/* See notes above! */
/* *w = 1024; */
/* *h = 768; */
*w = 640;
*h = 480;
break;
case 6: /* ??? TAKE A GUESS!!! 160 x 120 avi ??? MUST verify this sometime.... */
*w = 160;
*h = 120;
break;
case 7: /* this is 320 x 240 avi */
*w = 320;
*h = 240;
break;
default:
*t = 99; /* or something equally invalid... */
*w = 0;
*h = 0;
*sz = 0; /* if we don't know what it is, it can't have a size! */
break;
}
/* now add this new set of data to the info_cache */
if (pl->dirty_flash == 0){
/* Only update the files cache if it exists, i.e. if dirty is zero */
/* We should never get here if dirty is set, however ! */
pl->files[index].type = *t;
pl->files[index].width = *w;
pl->files[index].height = *h;
pl->files[index].size = *sz;
}
return GP_OK;
} /* end of spca500_flash_84D_get_file_info */