Differential D13930 Diff 47512 source/blender/editors/space_file/filelist.c

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source/blender/editors/space_file/filelist.c

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	FLC_IS_INIT = 1 << 0,			FLC_IS_INIT = 1 << 0,
	FLC_PREVIEWS_ACTIVE = 1 << 1,			FLC_PREVIEWS_ACTIVE = 1 << 1,
	};			};

	typedef struct FileListEntryPreview {			typedef struct FileListEntryPreview {
	char path[FILE_MAX];			char path[FILE_MAX];
	uint flags;			uint flags;
	int index;			int index;
				int attributes; /* from FileDirEntry. */
	int icon_id;			int icon_id;
	} FileListEntryPreview;			} FileListEntryPreview;

	/* Dummy wrapper around FileListEntryPreview to ensure we do not access freed memory when freeing			/* Dummy wrapper around FileListEntryPreview to ensure we do not access freed memory when freeing
	* tasks' data (see T74609). */			* tasks' data (see T74609). */
	typedef struct FileListEntryPreviewTaskData {			typedef struct FileListEntryPreviewTaskData {
	FileListEntryPreview *preview;			FileListEntryPreview *preview;
	} FileListEntryPreviewTaskData;			} FileListEntryPreviewTaskData;
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	source = THB_SOURCE_MOVIE;			source = THB_SOURCE_MOVIE;
	}			}
	else if (preview->flags & FILE_TYPE_FTFONT) {			else if (preview->flags & FILE_TYPE_FTFONT) {
	source = THB_SOURCE_FONT;			source = THB_SOURCE_FONT;
	}			}

	IMB_thumb_path_lock(preview->path);			IMB_thumb_path_lock(preview->path);
	/* Always generate biggest preview size for now, it's simpler and avoids having to re-generate			/* Always generate biggest preview size for now, it's simpler and avoids having to re-generate
	* in case user switch to a bigger preview size. */			* in case user switch to a bigger preview size. Do not create preview when file is offline. */
	ImBuf *imbuf = IMB_thumb_manage(preview->path, THB_LARGE, source);			ImBuf *imbuf = (preview->attributes & FILE_ATTR_OFFLINE) ?
				IMB_thumb_read(preview->path, THB_LARGE) :
				IMB_thumb_manage(preview->path, THB_LARGE, source);
	IMB_thumb_path_unlock(preview->path);			IMB_thumb_path_unlock(preview->path);
	if (imbuf) {			if (imbuf) {
	preview->icon_id = BKE_icon_imbuf_create(imbuf);			preview->icon_id = BKE_icon_imbuf_create(imbuf);
	}			}

	/* Move ownership to the done queue. */			/* Move ownership to the done queue. */
	preview_taskdata->preview = NULL;			preview_taskdata->preview = NULL;

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	}			}

	static void filelist_cache_previews_push(FileList filelist, FileDirEntry entry, const int index)			static void filelist_cache_previews_push(FileList filelist, FileDirEntry entry, const int index)
	{			{
	FileListEntryCache *cache = &filelist->filelist_cache;			FileListEntryCache *cache = &filelist->filelist_cache;

	BLI_assert(cache->flags & FLC_PREVIEWS_ACTIVE);			BLI_assert(cache->flags & FLC_PREVIEWS_ACTIVE);

	if (!entry->preview_icon_id && (entry->attributes & FILE_ATTR_OFFLINE)) {
	entry->flags \|= FILE_ENTRY_INVALID_PREVIEW;
	return;
	}

	if (entry->preview_icon_id) {			if (entry->preview_icon_id) {
	return;			return;
	}			}

	if (entry->flags & (FILE_ENTRY_INVALID_PREVIEW \| FILE_ENTRY_PREVIEW_LOADING)) {			if (entry->flags & (FILE_ENTRY_INVALID_PREVIEW \| FILE_ENTRY_PREVIEW_LOADING)) {
	return;			return;
	}			}

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	}			}

	filelist_cache_preview_ensure_running(cache);			filelist_cache_preview_ensure_running(cache);
	entry->flags \|= FILE_ENTRY_PREVIEW_LOADING;			entry->flags \|= FILE_ENTRY_PREVIEW_LOADING;

	FileListEntryPreview preview = MEM_mallocN(sizeof(preview), __func__);			FileListEntryPreview preview = MEM_mallocN(sizeof(preview), __func__);
	preview->index = index;			preview->index = index;
	preview->flags = entry->typeflag;			preview->flags = entry->typeflag;
				preview->attributes = entry->attributes;
	preview->icon_id = 0;			preview->icon_id = 0;

	if (preview_in_memory) {			if (preview_in_memory) {
	/* TODO(mano-wii): No need to use the thread API here. */			/* TODO(mano-wii): No need to use the thread API here. */
	BLI_assert(BKE_previewimg_is_finished(preview_in_memory, ICON_SIZE_PREVIEW));			BLI_assert(BKE_previewimg_is_finished(preview_in_memory, ICON_SIZE_PREVIEW));
	preview->path[0] = '\0';			preview->path[0] = '\0';
	ImBuf *imbuf = BKE_previewimg_to_imbuf(preview_in_memory, ICON_SIZE_PREVIEW);			ImBuf *imbuf = BKE_previewimg_to_imbuf(preview_in_memory, ICON_SIZE_PREVIEW);
	if (imbuf) {			if (imbuf) {
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