12345678910111213141516 |
- inherit image_types
- # This sets the granularity of the sparse image conversion. Chunk sizes will be
- # specified in units of this value. Setting this value smaller than the
- # underlying image's block size will not result in any further space saving.
- # However, there is no loss in correctness if this value is larger or smaller
- # than optimal. This value should be a power of two.
- SPARSE_BLOCK_SIZE ??= "4096"
- CONVERSIONTYPES += "sparse"
- CONVERSION_CMD:sparse() {
- INPUT="${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.${type}"
- truncate --no-create --size=%${SPARSE_BLOCK_SIZE} "$INPUT"
- img2simg -s "$INPUT" "$INPUT.sparse" ${SPARSE_BLOCK_SIZE}
- }
- CONVERSION_DEPENDS_sparse = "android-tools-native"
|