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/*
* libmedia-thumbnail
*
* Copyright (c) 2000 - 2011 Samsung Electronics Co., Ltd. All rights reserved.
*
* Contact: Hyunjun Ko <zzoon.ko@samsung.com>
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*/
#include "media-thumb-debug.h"
#include "media-thumb-util.h"
#include "media-thumb-internal.h"
#include "media-thumb-ipc.h"
#include "media-thumb-db.h"
#include <sys/types.h>
#include <fcntl.h>
#include <unistd.h>
#include <mm_util_magick.h>
static void __media_thumb_get_proper_thumb_size(unsigned int origin_width, unsigned int origin_height, unsigned int *thumb_width, unsigned int *thumb_height)
{
bool portrait = false;
double ratio = 0.0;
thumb_retm_if(origin_width == 0, "Invalid origin_width");
thumb_retm_if(origin_height == 0, "Invalid origin_height");
thumb_retm_if(!thumb_width, "Invalid thumb_width");
thumb_retm_if(!thumb_height, "Invalid thumb_height");
if (origin_width < origin_height)
portrait = true;
/* Set smaller length to default size */
if (portrait) {
if (origin_width < *thumb_width)
*thumb_width = origin_width;
ratio = (double)origin_height / (double)origin_width;
*thumb_height = *thumb_width * ratio;
} else {
if (origin_height < *thumb_height)
*thumb_height = origin_height;
ratio = (double)origin_width / (double)origin_height;
*thumb_width = *thumb_height * ratio;
}
thumb_dbg("proper thumb w: %d h: %d", *thumb_width, *thumb_height);
return;
}
int _media_thumb_general(const char *origin_path, const char *thumb_path, int thumb_width, int thumb_height, media_thumb_info *thumb_info)
{
int err = MS_MEDIA_ERR_NONE;
mm_util_image_h img = NULL;
unsigned char *buf = NULL;
unsigned int width = 0;
unsigned int height = 0;
size_t size = 0;
mm_util_color_format_e format = MM_UTIL_COLOR_NUM;
if (thumb_path != NULL) {
err = mm_util_resize_P_P(origin_path, thumb_width, thumb_height, thumb_path);
} else {
err = mm_util_resize_P_B(origin_path, thumb_width, thumb_height, MM_UTIL_COLOR_BGRA, &img);
if (err != MM_UTIL_ERROR_NONE) {
thumb_err("mm_util_resize_P_B failed : %d", err);
return MS_MEDIA_ERR_INTERNAL;
}
mm_image_get_image(img, &width, &height, &format, &buf, &size);
thumb_info->data = buf;
thumb_info->size = size;
thumb_info->width = width;
thumb_info->height = height;
mm_image_destroy_image(img);
}
return err;
}
int _media_thumb_image(const char *origin_path, char *thumb_path, unsigned int thumb_width, unsigned int thumb_height, media_thumb_info *thumb_info)
{
int err = MS_MEDIA_ERR_NONE;
mm_util_img_codec_type image_type = 0;
unsigned int origin_w = 0;
unsigned int origin_h = 0;
err = mm_util_extract_image_info(origin_path, &image_type, &origin_w, &origin_h);
if (err != MS_MEDIA_ERR_NONE) {
thumb_warn("Getting image info is failed err: %d", err);
return MS_MEDIA_ERR_INTERNAL;
}
if ((image_type != IMG_CODEC_JPEG) && (origin_w * origin_h > THUMB_MAX_ALLOWED_MEM_FOR_THUMB)) {
thumb_warn("This original image is too big");
return MS_MEDIA_ERR_THUMB_TOO_BIG;
}
__media_thumb_get_proper_thumb_size(origin_w, origin_h, &thumb_width, &thumb_height);
if (image_type != IMG_CODEC_UNKNOWN_TYPE) {
err = _media_thumb_general(origin_path, thumb_path, thumb_width, thumb_height, thumb_info);
} else {
thumb_warn("Unsupported image type");
err = MS_MEDIA_ERR_THUMB_UNSUPPORTED;
}
return err;
}
int _media_thumb_get_hash_name(const char *file_full_path, char *thumb_hash_path, size_t max_thumb_path, uid_t uid)
{
char *hash_name = NULL;
char file_ext[255] = { 0 };
char *get_path = NULL;
int ret_len = 0;
ms_user_storage_type_e storage_type = -1;
int ret = MS_MEDIA_ERR_NONE;
if (file_full_path == NULL || thumb_hash_path == NULL || max_thumb_path <= 0) {
thumb_err("file_full_path==NULL || thumb_hash_path == NULL || max_thumb_path <= 0");
return MS_MEDIA_ERR_INVALID_PARAMETER;
}
_media_thumb_get_file_ext(file_full_path, file_ext, sizeof(file_ext));
ret = ms_user_get_storage_type(uid, file_full_path, &storage_type);
if ((ret != MS_MEDIA_ERR_NONE) || ((storage_type != MS_USER_STORAGE_INTERNAL) && (storage_type != MS_USER_STORAGE_EXTERNAL))) {
thumb_err_slog("origin path(%s) is invalid. err : [%d] storage_type [%d]", file_full_path, ret, storage_type);
return MS_MEDIA_ERR_INVALID_PARAMETER;
}
hash_name = _media_thumb_generate_hash_name(file_full_path);
if (hash_name == NULL) {
thumb_err("_media_thumb_generate_hash_name fail");
return MS_MEDIA_ERR_INTERNAL;
}
ret = ms_user_get_root_thumb_store_path(uid, &get_path);
if (get_path != NULL)
ret_len = snprintf(thumb_hash_path, max_thumb_path - 1, "%s/.%s-%s.png", get_path, file_ext, hash_name);
SAFE_FREE(get_path);
if ((ret_len < 0) || (ret_len > (int)max_thumb_path)) {
thumb_err("invalid hash path ret_len[%d]", ret_len);
return MS_MEDIA_ERR_INTERNAL;
}
return MS_MEDIA_ERR_NONE;
}
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