New upstream version 0.18.0

1 files changed, 1 insertions, 30 deletions

diff --git a/src/dsp/convolve.inc b/src/dsp/convolve.inc
index e0f755e..2e0b270 100644
--- a/src/dsp/convolve.inc
+++ b/src/dsp/convolve.inc
@@ -12,39 +12,10 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-// Constants and utility functions used for convolve implementations.
+// Constants used for convolve implementations.
 // This will be included inside an anonymous namespace on files where these are
 // necessary.
 
-int GetNumTapsInFilter(const int filter_index) {
-  if (filter_index < 2) {
-    // Despite the names these only use 6 taps.
-    // kInterpolationFilterEightTap
-    // kInterpolationFilterEightTapSmooth
-    return 6;
-  }
-
-  if (filter_index == 2) {
-    // kInterpolationFilterEightTapSharp
-    return 8;
-  }
-
-  if (filter_index == 3) {
-    // kInterpolationFilterBilinear
-    return 2;
-  }
-
-  assert(filter_index > 3);
-  // For small sizes (width/height <= 4) the large filters are replaced with 4
-  // tap options.
-  // If the original filters were |kInterpolationFilterEightTap| or
-  // |kInterpolationFilterEightTapSharp| then it becomes
-  // |kInterpolationFilterSwitchable|.
-  // If it was |kInterpolationFilterEightTapSmooth| then it becomes an unnamed 4
-  // tap filter.
-  return 4;
-}
-
 constexpr int kIntermediateAllocWidth = kMaxSuperBlockSizeInPixels;
 constexpr int kIntermediateStride = 8;
 constexpr int kHorizontalOffset = 3;