1 files changed, 32 insertions, 0 deletions
diff --git a/third_party/jpeg-xl/lib/jxl/enc_group.h b/third_party/jpeg-xl/lib/jxl/enc_group.h
new file mode 100644
index 0000000000..0caf408a03
--- /dev/null
+++ b/third_party/jpeg-xl/lib/jxl/enc_group.h
@@ -0,0 +1,32 @@
+// Copyright (c) the JPEG XL Project Authors. All rights reserved.
+//
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+#ifndef LIB_JXL_ENC_GROUP_H_
+#define LIB_JXL_ENC_GROUP_H_
+
+#include <stddef.h>
+#include <stdint.h>
+
+#include "lib/jxl/base/status.h"
+#include "lib/jxl/enc_bit_writer.h"
+#include "lib/jxl/image.h"
+
+namespace jxl {
+
+struct AuxOut;
+struct PassesEncoderState;
+
+// Fills DC
+void ComputeCoefficients(size_t group_idx, PassesEncoderState* enc_state,
+                         const Image3F& opsin, Image3F* dc);
+
+Status EncodeGroupTokenizedCoefficients(size_t group_idx, size_t pass_idx,
+                                        size_t histogram_idx,
+                                        const PassesEncoderState& enc_state,
+                                        BitWriter* writer, AuxOut* aux_out);
+
+}  // namespace jxl
+
+#endif  // LIB_JXL_ENC_GROUP_H_