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-rw-r--r--media/libaom/src/av1/common/entropymv.c67
1 files changed, 67 insertions, 0 deletions
diff --git a/media/libaom/src/av1/common/entropymv.c b/media/libaom/src/av1/common/entropymv.c
new file mode 100644
index 000000000..491337387
--- /dev/null
+++ b/media/libaom/src/av1/common/entropymv.c
@@ -0,0 +1,67 @@
+/*
+ * Copyright (c) 2016, Alliance for Open Media. All rights reserved
+ *
+ * This source code is subject to the terms of the BSD 2 Clause License and
+ * the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License
+ * was not distributed with this source code in the LICENSE file, you can
+ * obtain it at www.aomedia.org/license/software. If the Alliance for Open
+ * Media Patent License 1.0 was not distributed with this source code in the
+ * PATENTS file, you can obtain it at www.aomedia.org/license/patent.
+ */
+
+#include "av1/common/onyxc_int.h"
+#include "av1/common/entropymv.h"
+
+static const nmv_context default_nmv_context = {
+ { AOM_CDF4(4096, 11264, 19328) }, // joints_cdf
+ { {
+ // Vertical component
+ { AOM_CDF11(28672, 30976, 31858, 32320, 32551, 32656, 32740, 32757,
+ 32762, 32767) }, // class_cdf // fp
+ { { AOM_CDF4(16384, 24576, 26624) },
+ { AOM_CDF4(12288, 21248, 24128) } }, // class0_fp_cdf
+ { AOM_CDF4(8192, 17408, 21248) }, // fp_cdf
+ { AOM_CDF2(128 * 128) }, // sign_cdf
+ { AOM_CDF2(160 * 128) }, // class0_hp_cdf
+ { AOM_CDF2(128 * 128) }, // hp_cdf
+ { AOM_CDF2(216 * 128) }, // class0_cdf
+ { { AOM_CDF2(128 * 136) },
+ { AOM_CDF2(128 * 140) },
+ { AOM_CDF2(128 * 148) },
+ { AOM_CDF2(128 * 160) },
+ { AOM_CDF2(128 * 176) },
+ { AOM_CDF2(128 * 192) },
+ { AOM_CDF2(128 * 224) },
+ { AOM_CDF2(128 * 234) },
+ { AOM_CDF2(128 * 234) },
+ { AOM_CDF2(128 * 240) } }, // bits_cdf
+ },
+ {
+ // Horizontal component
+ { AOM_CDF11(28672, 30976, 31858, 32320, 32551, 32656, 32740, 32757,
+ 32762, 32767) }, // class_cdf // fp
+ { { AOM_CDF4(16384, 24576, 26624) },
+ { AOM_CDF4(12288, 21248, 24128) } }, // class0_fp_cdf
+ { AOM_CDF4(8192, 17408, 21248) }, // fp_cdf
+ { AOM_CDF2(128 * 128) }, // sign_cdf
+ { AOM_CDF2(160 * 128) }, // class0_hp_cdf
+ { AOM_CDF2(128 * 128) }, // hp_cdf
+ { AOM_CDF2(216 * 128) }, // class0_cdf
+ { { AOM_CDF2(128 * 136) },
+ { AOM_CDF2(128 * 140) },
+ { AOM_CDF2(128 * 148) },
+ { AOM_CDF2(128 * 160) },
+ { AOM_CDF2(128 * 176) },
+ { AOM_CDF2(128 * 192) },
+ { AOM_CDF2(128 * 224) },
+ { AOM_CDF2(128 * 234) },
+ { AOM_CDF2(128 * 234) },
+ { AOM_CDF2(128 * 240) } }, // bits_cdf
+ } },
+};
+
+void av1_init_mv_probs(AV1_COMMON *cm) {
+ // NB: this sets CDFs too
+ cm->fc->nmvc = default_nmv_context;
+ cm->fc->ndvc = default_nmv_context;
+}