char save(ImlibImage *im, ImlibProgressFunction progress,
char progress_granularity)
{
ImlibImageTag *tag;
uint8_t *data;
float fqual;
size_t size;
int fd;
int quality = 75;
char ret = 0;
if(!im->data)
return 0;
#ifndef __EMX__
if((fd = open(im->real_file, O_WRONLY | O_CREAT,
S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH)) < 0)
#else
if((fd = open(im->real_file, O_WRONLY | O_CREAT | O_BINARY,
S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH)) < 0)
#endif
return 0;
/* look for tags attached to image to get extra parameters like quality
settings etc. - this is the "api" to hint for extra information for
saver modules */
tag = __imlib_GetTag(im, "compression");
if(tag) {
int compression = tag->val;
if(compression < 0)
compression = 0;
else if(compression > 9)
compression = 9;
quality = (9 - compression) * 10;
quality = quality * 10 / 9;
}
tag = __imlib_GetTag(im, "quality");
if(tag) {
quality = tag->val;
if(quality < 1)
quality = 1;
else if(quality > 100)
quality = 100;
}
fqual = (float)quality;
if(!(size = WebPEncodeBGRA((const uint8_t *)im->data, im->w, im->h,
im->w << 2, fqual, &data)))
goto EXIT;
if(write(fd, data, size) != size)
goto EXIT;
if(progress)
progress(im, 100, 0, 0, 0, 0);
ret = 1;
EXIT:
close(fd);
if(data)
free(data);
return ret;
}
static char
get_options(lopt * opt, ImlibImage * im)
{
size_t handle = 0, index = 0, traverse = 0;
context *ctx;
if (im->key)
{
char *key = strdup(im->key);
char *tok = strtok(key, ",");
traverse = 0;
while (tok)
{
char *value = strchr(tok, '=');
if (!value)
{
value = tok;
tok = "index";
}
else
{
*value = '\0';
value++;
}
if (!strcasecmp(tok, "index"))
index = str2uint(value, index);
else if (!strcasecmp(tok, "context"))
handle = str2uint(value, handle);
else if (!strcasecmp(tok, "traverse"))
traverse = str2int(value, traverse);
tok = strtok(NULL, ",");
}
free(key);
}
else
traverse = 1;
if (!handle)
{
ImlibImageTag *htag = __imlib_GetTag(im, "context");
if (htag && htag->val)
handle = htag->val;
}
if (handle)
ctx = context_get(handle);
else if (!(ctx = context_get_by_name(im->real_file)) &&
!(ctx = context_create(im->real_file)))
return 0;
if (!index)
{
ImlibImageTag *htag = __imlib_GetTag(im, "index");
if (htag && htag->val)
index = htag->val;
}
if (index < 0 || index > id3_tag_get_numframes(ctx->tag) ||
(index == 0 && id3_tag_get_numframes(ctx->tag) < 1))
{
if (index)
fprintf(stderr, "No picture frame # %d found\n", index);
context_delref(ctx);
return 0;
}
if (!index)
index = 1;
opt->ctx = ctx;
opt->index = index;
opt->traverse = traverse;
opt->cache_level = (id3_tag_get_numframes(ctx->tag) > 1 ? 1 : 0);
return 1;
}
