1 files changed, 38 insertions, 0 deletions
diff --git a/gpr/source/lib/vc5_encoder/forward.h b/gpr/source/lib/vc5_encoder/forward.h
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+++ b/gpr/source/lib/vc5_encoder/forward.h
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+/*! @file forward.h
+ *
+ *  @brief Declare of the forward wavelet transform functions.
+ *
+ *  (C) Copyright 2018 GoPro Inc (http://gopro.com/).
+ *
+ *  Licensed under either:
+ *  - Apache License, Version 2.0, http://www.apache.org/licenses/LICENSE-2.0
+ *  - MIT license, http://opensource.org/licenses/MIT
+ *  at your option.
+ *
+ *  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 FORWARD_H
+#define FORWARD_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+    
+    CODEC_ERROR FilterHorizontalRow(PIXEL *input, PIXEL *lowpass, PIXEL *highpass, int width, int prescale);
+    
+    CODEC_ERROR FilterVerticalTopRow(PIXEL **lowpass, PIXEL **highpass, PIXEL **output, int wavelet_width, int wavelet_pitch, int32_t midpoints[], int32_t multipliers[], int input_row );
+    
+    CODEC_ERROR FilterVerticalMiddleRow(PIXEL **lowpass, PIXEL **highpass, PIXEL **output, int wavelet_width, int wavelet_pitch, int32_t midpoints[], int32_t multipliers[], int input_row );
+    
+    CODEC_ERROR FilterVerticalBottomRow(PIXEL **lowpass, PIXEL **highpass, PIXEL **output, int wavelet_width, int wavelet_pitch, int32_t midpoints[], int32_t multipliers[], int input_row );
+
+#ifdef __cplusplus
+}
+#endif
+        
+#endif // FORWARD_H