add lerc deflate, lerc zstd, jxl images

kylebarron · kylebarron · commit d3fee1cf6e21 · 2026-02-02T22:48:55.000-05:00
diff --git a/rasterio_generated/fixtures/float32_1band_lerc_deflate_block32.py b/rasterio_generated/fixtures/float32_1band_lerc_deflate_block32.py
@@ -0,0 +1,21 @@
+"""Generate a float32 GeoTIFF with LERC compression."""
+
+from pathlib import Path
+
+import numpy as np
+
+from rasterio_generated.write_utils import write_cog
+
+HERE = Path(__file__).parent
+
+
+def generate(output_path: Path) -> None:
+    """Generate a 128x128 tiled float32 GeoTIFF with LERC compression."""
+    data = np.linspace(0.0, 1.0, 128 * 128, dtype=np.float32).reshape(128, 128)
+
+    write_cog(
+        output_path,
+        data,
+        blocksize=64,
+        compress="LERC_DEFLATE",
+    )
diff --git a/rasterio_generated/fixtures/float32_1band_lerc_deflate_block32.tif b/rasterio_generated/fixtures/float32_1band_lerc_deflate_block32.tif
diff --git a/rasterio_generated/fixtures/float32_1band_lerc_deflate_block32_info.md b/rasterio_generated/fixtures/float32_1band_lerc_deflate_block32_info.md
@@ -0,0 +1,48 @@
+```
+Driver: GTiff
+File: rasterio_generated/fixtures/float32_1band_lerc_deflate_block32.tif
+COG: True
+Compression: LERC_DEFLATE
+ColorSpace: None
+
+Profile
+    Width:            128
+    Height:           128
+    Bands:            1
+    Tiled:            True
+    Dtype:            float32
+    NoData:           0.0
+    Alpha Band:       False
+    Internal Mask:    False
+    Interleave:       BAND
+    ColorMap:         False
+    ColorInterp:      ('gray',)
+    Scales:           (1.0,)
+    Offsets:          (0.0,)
+
+Geo
+    Crs:              EPSG:4326
+    Origin:           (0.0, 0.0)
+    Resolution:       (0.01, -0.01)
+    BoundingBox:      (0.0, -1.28, 1.28, 0.0)
+    MinZoom:          7
+    MaxZoom:          7
+
+Image Metadata
+    AREA_OR_POINT: Area
+
+Image Structure
+    LAYOUT: COG
+    COMPRESSION: LERC_DEFLATE
+    LERC_VERSION: 2.4
+    INTERLEAVE: BAND
+    OVERVIEW_RESAMPLING: BILINEAR
+
+Band 1
+    ColorInterp: gray
+
+IFD
+    Id      Size           BlockSize     Decimation
+    0       128x128        64x64         0
+    1       64x64          64x64         2
+```
diff --git a/rasterio_generated/fixtures/float32_1band_lerc_zstd_block32.py b/rasterio_generated/fixtures/float32_1band_lerc_zstd_block32.py
@@ -0,0 +1,21 @@
+"""Generate a float32 GeoTIFF with LERC compression."""
+
+from pathlib import Path
+
+import numpy as np
+
+from rasterio_generated.write_utils import write_cog
+
+HERE = Path(__file__).parent
+
+
+def generate(output_path: Path) -> None:
+    """Generate a 128x128 tiled float32 GeoTIFF with LERC compression."""
+    data = np.linspace(0.0, 1.0, 128 * 128, dtype=np.float32).reshape(128, 128)
+
+    write_cog(
+        output_path,
+        data,
+        blocksize=64,
+        compress="LERC_ZSTD",
+    )
diff --git a/rasterio_generated/fixtures/float32_1band_lerc_zstd_block32.tif b/rasterio_generated/fixtures/float32_1band_lerc_zstd_block32.tif
diff --git a/rasterio_generated/fixtures/float32_1band_lerc_zstd_block32_info.md b/rasterio_generated/fixtures/float32_1band_lerc_zstd_block32_info.md
@@ -0,0 +1,48 @@
+```
+Driver: GTiff
+File: rasterio_generated/fixtures/float32_1band_lerc_zstd_block32.tif
+COG: True
+Compression: LERC_ZSTD
+ColorSpace: None
+
+Profile
+    Width:            128
+    Height:           128
+    Bands:            1
+    Tiled:            True
+    Dtype:            float32
+    NoData:           0.0
+    Alpha Band:       False
+    Internal Mask:    False
+    Interleave:       BAND
+    ColorMap:         False
+    ColorInterp:      ('gray',)
+    Scales:           (1.0,)
+    Offsets:          (0.0,)
+
+Geo
+    Crs:              EPSG:4326
+    Origin:           (0.0, 0.0)
+    Resolution:       (0.01, -0.01)
+    BoundingBox:      (0.0, -1.28, 1.28, 0.0)
+    MinZoom:          7
+    MaxZoom:          7
+
+Image Metadata
+    AREA_OR_POINT: Area
+
+Image Structure
+    LAYOUT: COG
+    COMPRESSION: LERC_ZSTD
+    LERC_VERSION: 2.4
+    INTERLEAVE: BAND
+    OVERVIEW_RESAMPLING: BILINEAR
+
+Band 1
+    ColorInterp: gray
+
+IFD
+    Id      Size           BlockSize     Decimation
+    0       128x128        64x64         0
+    1       64x64          64x64         2
+```
diff --git a/rasterio_generated/fixtures/uint8_1band_jxl_block64.py b/rasterio_generated/fixtures/uint8_1band_jxl_block64.py
@@ -0,0 +1,23 @@
+"""Generate a basic uint8 GeoTIFF."""
+
+from pathlib import Path
+
+import numpy as np
+
+from rasterio_generated.write_utils import write_cog
+
+HERE = Path(__file__).parent
+
+
+def generate(output_path: Path) -> None:
+    """Generate a basic 256x256 uint8 GeoTIFF wdith gradient pattern."""
+    data = np.arange(128, dtype=np.uint8).reshape(1, 128)
+    data = np.repeat(data, 128, axis=0)
+
+    write_cog(
+        output_path,
+        data,
+        blocksize=64,
+        compress="JXL",
+        nodata=0,
+    )
diff --git a/rasterio_generated/fixtures/uint8_1band_jxl_block64.tif b/rasterio_generated/fixtures/uint8_1band_jxl_block64.tif
diff --git a/rasterio_generated/fixtures/uint8_1band_jxl_block64_info.md b/rasterio_generated/fixtures/uint8_1band_jxl_block64_info.md
@@ -0,0 +1,49 @@
+```
+Driver: GTiff
+File: rasterio_generated/fixtures/uint8_1band_jxl_block64.tif
+COG: True
+Compression: JXL
+ColorSpace: None
+
+Profile
+    Width:            128
+    Height:           128
+    Bands:            1
+    Tiled:            True
+    Dtype:            uint8
+    NoData:           0.0
+    Alpha Band:       False
+    Internal Mask:    False
+    Interleave:       BAND
+    ColorMap:         False
+    ColorInterp:      ('gray',)
+    Scales:           (1.0,)
+    Offsets:          (0.0,)
+
+Geo
+    Crs:              EPSG:4326
+    Origin:           (0.0, 0.0)
+    Resolution:       (0.01, -0.01)
+    BoundingBox:      (0.0, -1.28, 1.28, 0.0)
+    MinZoom:          7
+    MaxZoom:          7
+
+Image Metadata
+    AREA_OR_POINT: Area
+
+Image Structure
+    LAYOUT: COG
+    COMPRESSION: JXL
+    INTERLEAVE: BAND
+    OVERVIEW_RESAMPLING: BILINEAR
+    COMPRESSION_REVERSIBILITY: LOSSLESS
+    JXL_EFFORT: 5
+
+Band 1
+    ColorInterp: gray
+
+IFD
+    Id      Size           BlockSize     Decimation
+    0       128x128        64x64         0
+    1       64x64          64x64         2
+```
diff --git a/rasterio_generated/write_utils.py b/rasterio_generated/write_utils.py
@@ -32,6 +32,11 @@ def write_cog(
         "LERC_DEFLATE",
         "LERC_ZSTD",
         "LZMA",
+        "PACKBITS",
+        "CCITTRLE",
+        "CCITTFAX3",
+        "CCITTFAX4",
+        "JXL",
     ]
     | None = None,
     interleave: Literal["pixel", "band", "tile"] = "pixel",
