Update _media_svc_create_thumbnail to reduce Cyclomatic Complexity

Change-Id: Ie6bbbffa29083b45a32d6e5bb9b8fedabe7d92de

1 files changed, 195 insertions, 128 deletions

diff --git a/src/common/media-svc-util.c b/src/common/media-svc-util.c
index 25493a3..7d6c70a 100755
--- a/src/common/media-svc-util.c
+++ b/src/common/media-svc-util.c
@@ -1719,6 +1719,200 @@ int __media_svc_get_proper_thumb_size(unsigned int orig_w, unsigned int orig_h,
 	return MS_MEDIA_ERR_NONE;
 }
 
+static void __get_rotation_and_cdis(const char *origin_path, mm_util_magick_rotate_type *rot_type, int *cdis_value)
+{
+	int err = MS_MEDIA_ERR_NONE;
+	MMHandleType tag = (MMHandleType) NULL;
+	char *p = NULL;
+	int size = 0;
+	char *err_msg = NULL;
+	int _cdis_value = 0;
+	mm_util_magick_rotate_type _rot_type = MM_UTIL_ROTATE_NUM;
+
+	/* Get Content Tag attribute for orientation */
+	err = mm_file_create_tag_attrs(&tag, origin_path);
+	if (err != FILEINFO_ERROR_NONE) {
+		*rot_type = MM_UTIL_ROTATE_0;
+		*cdis_value = 0;
+		return;
+	}
+
+	err = mm_file_get_attrs(tag, &err_msg, MM_FILE_TAG_ROTATE, &p, &size, NULL);
+	if (err == FILEINFO_ERROR_NONE && size >= 0) {
+		if (p == NULL) {
+			_rot_type = MM_UTIL_ROTATE_0;
+		} else {
+			if (strncmp(p, "90", size) == 0)
+				_rot_type = MM_UTIL_ROTATE_90;
+			else if (strncmp(p, "180", size) == 0)
+				_rot_type = MM_UTIL_ROTATE_180;
+			else if (strncmp(p, "270", size) == 0)
+				_rot_type = MM_UTIL_ROTATE_270;
+			else
+				_rot_type = MM_UTIL_ROTATE_0;
+		}
+		media_svc_debug("There is tag rotate : %d", _rot_type);
+	} else {
+		media_svc_debug("There is NOT tag rotate");
+		_rot_type = MM_UTIL_ROTATE_0;
+		SAFE_FREE(err_msg);
+	}
+
+	err = mm_file_get_attrs(tag, &err_msg, MM_FILE_TAG_CDIS, &_cdis_value, NULL);
+	if (err != FILEINFO_ERROR_NONE) {
+		_cdis_value = 0;
+		SAFE_FREE(err_msg);
+	}
+
+	*rot_type = _rot_type;
+	*cdis_value = _cdis_value;
+
+	err = mm_file_destroy_tag_attrs(tag);
+	if (err != FILEINFO_ERROR_NONE) {
+		media_svc_error("fail to free tag attr - err(%x)", err);
+	}
+
+	return;
+}
+
+static int __get_video_info(int cdis_value, const char *origin_path, int *video_track_num, unsigned int *width, unsigned int *height, void **frame, size_t *size)
+{
+	int err = MS_MEDIA_ERR_NONE;
+	MMHandleType content = (MMHandleType) NULL;
+	char *err_msg = NULL;
+	int _video_track_num = 0;
+	int _width = 0;
+	int _height = 0;
+	size_t _size = 0;
+	void *_frame = NULL;
+
+	if (cdis_value == 1) {
+		media_svc_debug("This is CDIS vlaue 1");
+		err = mm_file_create_content_attrs_safe(&content, origin_path);
+	} else {
+		err = mm_file_create_content_attrs(&content, origin_path);
+	}
+
+	if (err != FILEINFO_ERROR_NONE) {
+		media_svc_error("mm_file_create_content_attrs fails : %d", err);
+		return MS_MEDIA_ERR_INTERNAL;
+	}
+
+	err = mm_file_get_attrs(content, &err_msg, MM_FILE_CONTENT_VIDEO_TRACK_COUNT, &_video_track_num, NULL);
+	if (err != FILEINFO_ERROR_NONE) {
+		media_svc_error("mm_file_get_attrs fails : %s", err_msg);
+		SAFE_FREE(err_msg);
+		mm_file_destroy_content_attrs(content);
+		return MS_MEDIA_ERR_INTERNAL;
+	}
+
+	*video_track_num = _video_track_num;
+
+	if (_video_track_num == 0) {
+		mm_file_destroy_content_attrs(content);
+		return MS_MEDIA_ERR_NONE;
+	}
+
+	err = mm_file_get_attrs(content, &err_msg,
+				MM_FILE_CONTENT_VIDEO_WIDTH,
+				&_width,
+				MM_FILE_CONTENT_VIDEO_HEIGHT,
+				&_height,
+				MM_FILE_CONTENT_VIDEO_THUMBNAIL, &_frame, /* raw image is RGB888 format */
+				&_size, NULL);
+
+	if (err != FILEINFO_ERROR_NONE) {
+		media_svc_error("mm_file_get_attrs fails : %s", err_msg);
+		SAFE_FREE(err_msg);
+		mm_file_destroy_content_attrs(content);
+		return MS_MEDIA_ERR_INTERNAL;
+	}
+
+	media_svc_debug("W[%d] H[%d] Size[%zu] Frame[%p]", _width, _height, _size, _frame);
+	if (!_frame || !_width || !_height) {
+		mm_file_destroy_content_attrs(content);
+		return MS_MEDIA_ERR_INTERNAL;
+	}
+
+
+	*width = _width;
+	*height = _height;
+	*size = _size;
+	*frame = calloc(1, _size);
+	memcpy(*frame, _frame, _size);
+
+	mm_file_destroy_content_attrs(content);
+
+	return MS_MEDIA_ERR_NONE;
+}
+
+static int __get_video_thumb(int width, int height, void *frame, size_t size, mm_util_magick_rotate_type rot_type, const char *thumb_path, unsigned int thumb_width, unsigned int thumb_height)
+{
+	int err = MS_MEDIA_ERR_NONE;
+	mm_util_image_h img = NULL;
+	mm_util_image_h resize_img = NULL;
+
+	media_svc_retvm_if(!STRING_VALID(thumb_path), MS_MEDIA_ERR_INVALID_PARAMETER, "Invalid thumb_path");
+	__media_svc_get_proper_thumb_size(width, height, &thumb_width, &thumb_height);
+	if (thumb_width <= 0 || thumb_height <= 0) {
+		media_svc_error("Failed to get thumb size");
+		return MS_MEDIA_ERR_INTERNAL;
+	}
+
+	media_svc_debug("Origin:W[%d] H[%d] Proper:W[%d] H[%d]", width, height, thumb_width, thumb_height);
+
+	err = mm_image_create_image(width, height, MM_UTIL_COLOR_RGB24, (unsigned char *)frame, size, &img);
+	media_svc_retvm_if(err != MM_UTIL_ERROR_NONE, err, "fail to mm_image_create_image [%d]", err);
+
+	if (width > thumb_width || height > thumb_height) {
+		if (rot_type != MM_UTIL_ROTATE_0) {
+			err = mm_util_resize_B_B(img, thumb_width, thumb_height, &resize_img);
+			if (err != MM_UTIL_ERROR_NONE)
+				goto ERROR;
+
+			err = mm_util_rotate_B_P(resize_img, rot_type, thumb_path);
+		} else {
+			err = mm_util_resize_B_P(img, thumb_width, thumb_height, thumb_path);
+		}
+	} else {
+		if (rot_type != MM_UTIL_ROTATE_0)
+			err = mm_util_rotate_B_P(img, rot_type, thumb_path);
+		else
+			err = mm_util_resize_B_P(img, width, height, thumb_path);
+	}
+
+ERROR:
+	mm_image_destroy_image(img);
+	mm_image_destroy_image(resize_img);
+	if (err != MS_MEDIA_ERR_NONE)
+		return MS_MEDIA_ERR_INTERNAL;
+
+	return MS_MEDIA_ERR_NONE;
+}
+
+static int __create_video_thumbnail(const char *path, char *thumb_path)
+{
+	int ret = MS_MEDIA_ERR_NONE;
+	int cdis_value = 0;
+	unsigned int width = 0;
+	unsigned int height = 0;
+	void *frame = NULL;
+	int video_track_num = 0;
+	size_t size = 0;
+	mm_util_magick_rotate_type rot_type = MM_UTIL_ROTATE_NUM;
+
+	__get_rotation_and_cdis(path, &rot_type, &cdis_value);
+	ret = __get_video_info(cdis_value, path, &video_track_num, &width, &height, &frame, &size);
+	media_svc_retvm_if(ret != MM_UTIL_ERROR_NONE, ret, "fail to __get_video_info [%d]", ret);
+	media_svc_retvm_if(video_track_num == 0, MM_UTIL_ERROR_NONE, "No video track");
+
+	ret = __get_video_thumb(width, height, frame, size, rot_type, thumb_path, THUMB_WIDTH, THUMB_HEIGHT);
+
+	SAFE_FREE(frame);
+
+	return ret;
+}
+
 int _media_svc_create_thumbnail(const char *path, char *thumb_path, media_svc_media_type_e media_type, uid_t uid)
 {
 	int ret = MS_MEDIA_ERR_NONE;
@@ -1784,134 +1978,7 @@ int _media_svc_create_thumbnail(const char *path, char *thumb_path, media_svc_me
 			return MS_MEDIA_ERR_INTERNAL;
 		}
 	} else {
-		MMHandleType content = (MMHandleType) NULL;
-		MMHandleType tag = (MMHandleType) NULL;
-
-		char *p = NULL;
-		int cdis_value = 0;
-		void *frame = NULL;
-		int video_track_num = 0;
-		char *err_msg = NULL;
-		int size = 0;
-		mm_util_image_h img = NULL;
-		mm_util_image_h resize_img = NULL;
-
-		/* Get Content Tag attribute for orientation */
-		ret = mm_file_create_tag_attrs(&tag, path);
-		mm_util_magick_rotate_type rot_type = MM_UTIL_ROTATE_NUM;
-
-		if (ret == FILEINFO_ERROR_NONE) {
-			ret = mm_file_get_attrs(tag, &err_msg, MM_FILE_TAG_ROTATE, &p, &size, NULL);
-			if (ret == FILEINFO_ERROR_NONE && size >= 0) {
-				if (p == NULL) {
-					rot_type = MM_UTIL_ROTATE_0;
-				} else {
-					if (strncmp(p, "90", size) == 0)
-						rot_type = MM_UTIL_ROTATE_90;
-					else if (strncmp(p, "180", size) == 0)
-						rot_type = MM_UTIL_ROTATE_180;
-					else if (strncmp(p, "270", size) == 0)
-						rot_type = MM_UTIL_ROTATE_270;
-					else
-						rot_type = MM_UTIL_ROTATE_0;
-				}
-				media_svc_debug("There is tag rotate : %d", rot_type);
-			} else {
-				media_svc_debug("There is NOT tag rotate");
-				rot_type = MM_UTIL_ROTATE_0;
-				SAFE_FREE(err_msg);
-			}
-
-			ret = mm_file_get_attrs(tag, &err_msg, MM_FILE_TAG_CDIS, &cdis_value, NULL);
-			if (ret != FILEINFO_ERROR_NONE) {
-				cdis_value = 0;
-				SAFE_FREE(err_msg);
-			}
-		} else {
-			rot_type = MM_UTIL_ROTATE_0;
-			cdis_value = 0;
-		}
-
-		ret = mm_file_destroy_tag_attrs(tag);
-		if (ret != FILEINFO_ERROR_NONE) {
-			media_svc_error("fail to free tag attr - err(%x)", ret);
-		}
-
-		if (cdis_value == 1) {
-			media_svc_debug("This is CDIS vlaue 1");
-			ret = mm_file_create_content_attrs_safe(&content, path);
-		} else {
-			ret = mm_file_create_content_attrs(&content, path);
-		}
-
-		if (ret != FILEINFO_ERROR_NONE) {
-			media_svc_error("mm_file_create_content_attrs fails : %d", ret);
-			return MS_MEDIA_ERR_INTERNAL;
-		}
-
-		ret = mm_file_get_attrs(content, &err_msg, MM_FILE_CONTENT_VIDEO_TRACK_COUNT, &video_track_num, NULL);
-		if (ret != FILEINFO_ERROR_NONE) {
-			media_svc_error("mm_file_get_attrs fails : %s", err_msg);
-			SAFE_FREE(err_msg);
-			goto ERROR;
-		}
-
-		if (video_track_num > 0) {
-			ret = mm_file_get_attrs(content, &err_msg,
-						MM_FILE_CONTENT_VIDEO_WIDTH,
-						&origin_w,
-						MM_FILE_CONTENT_VIDEO_HEIGHT,
-						&origin_h,
-						MM_FILE_CONTENT_VIDEO_THUMBNAIL, &frame, /* raw image is RGB888 format */
-						&size, NULL);
-
-			if (ret != FILEINFO_ERROR_NONE) {
-				media_svc_error("mm_file_get_attrs fails : %s", err_msg);
-				SAFE_FREE(err_msg);
-				goto ERROR;
-			}
-
-			media_svc_debug("W[%d] H[%d] Size[%d] Frame[%p] Rotate[%d]", origin_w, origin_h, size, frame, rot_type);
-			if (frame == NULL || origin_w == 0 || origin_h == 0) {
-				media_svc_error("Failed to get frame data");
-				goto ERROR;
-			}
-
-			ret = __media_svc_get_proper_thumb_size(origin_w, origin_h, &thumb_w, &thumb_h);
-			if (thumb_w <= 0 || thumb_h <= 0) {
-				media_svc_error("Failed to get thumb size");
-				goto ERROR;
-			}
-
-			media_svc_debug("Origin:W[%d] H[%d] Proper:W[%d] H[%d]", origin_w, origin_h, thumb_w, thumb_h);
-
-			ret = mm_image_create_image(origin_w, origin_h, MM_UTIL_COLOR_RGB24, (unsigned char *)frame, size, &img);
-			if (origin_w > thumb_w || origin_h > thumb_h) {
-				if (rot_type != MM_UTIL_ROTATE_0) {
-					ret = mm_util_resize_B_B(img, thumb_w, thumb_h, &resize_img);
-					if (ret != MM_UTIL_ERROR_NONE)
-						goto ERROR;
-					ret = mm_util_rotate_B_P(resize_img, rot_type, thumb_path);
-				} else {
-					ret = mm_util_resize_B_P(img, thumb_w, thumb_h, thumb_path);
-				}
-			} else {
-				if (rot_type != MM_UTIL_ROTATE_0)
-					ret = mm_util_rotate_B_P(img, rot_type, thumb_path);
-				else
-					ret = mm_util_resize_B_P(img, origin_w, origin_h, thumb_path);
-			}
-		}
-
-	ERROR:
-		mm_image_destroy_image(img);
-		mm_image_destroy_image(resize_img);
-		mm_file_destroy_content_attrs(content);
-
-		if (ret != MS_MEDIA_ERR_NONE)
-			return MS_MEDIA_ERR_INTERNAL;
-
-		return MS_MEDIA_ERR_NONE;
+		return __create_video_thumbnail(path, thumb_path);
 	}
 
 	return ret;