diff options
Diffstat (limited to 'media/img_utils/include/img_utils/TiffWritable.h')
-rw-r--r-- | media/img_utils/include/img_utils/TiffWritable.h | 60 |
1 files changed, 60 insertions, 0 deletions
diff --git a/media/img_utils/include/img_utils/TiffWritable.h b/media/img_utils/include/img_utils/TiffWritable.h new file mode 100644 index 0000000..a72cecc --- /dev/null +++ b/media/img_utils/include/img_utils/TiffWritable.h @@ -0,0 +1,60 @@ +/* + * Copyright 2014 The Android Open Source Project + * + * 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. + */ + +#ifndef IMG_UTILS_TIFF_WRITABLE +#define IMG_UTILS_TIFF_WRITABLE + +#include <img_utils/Orderable.h> +#include <img_utils/EndianUtils.h> +#include <img_utils/Output.h> + +#include <cutils/compiler.h> +#include <utils/Errors.h> +#include <utils/RefBase.h> +#include <stdint.h> + +namespace android { +namespace img_utils { + +/** + * TiffWritable subclasses represent TIFF metadata objects that can be written + * to an EndianOutput object. This is used for TIFF entries and IFDs. + */ +class ANDROID_API TiffWritable : public Orderable, public LightRefBase<TiffWritable> { + public: + TiffWritable(); + virtual ~TiffWritable(); + + /** + * Write the data to the output. The given offset is used to calculate + * the header offset for values written. The offset is defined + * relative to the beginning of the TIFF header, and is word aligned. + * + * Returns OK on success, or a negative error code on failure. + */ + virtual status_t writeData(uint32_t offset, /*out*/EndianOutput* out) const = 0; + + /** + * Get the size of the data to write. + */ + virtual size_t getSize() const = 0; + +}; + +} /*namespace img_utils*/ +} /*namespace android*/ + +#endif /*IMG_UTILS_TIFF_WRITABLE*/ |