Rename ffmpeg-4.2-fit to ffmpeg-4-fit

trunk/3rdparty/ffmpeg-4-fit/libavcodec/diractab.h

@@ -0,0 +1,43 @@
+/*
+ * Copyright (C) 2016 Open Broadcast Systems Ltd.
+ * Author    (C) 2016 Rostislav Pehlivanov <atomnuker@gmail.com>
+ *
+ * This file is part of FFmpeg.
+ *
+ * FFmpeg is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * FFmpeg is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with FFmpeg; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#ifndef AVCODEC_DIRACTAB_H
+#define AVCODEC_DIRACTAB_H
+
+#include <stdint.h>
+
+/* Tables here are shared between the Dirac/VC-2 decoder and the VC-2 encoder */
+
+/* Default quantization tables for each wavelet transform */
+extern const uint8_t ff_dirac_default_qmat[7][4][4];
+
+/* Scaling factors needed for quantization/dequantization */
+extern const int32_t ff_dirac_qscale_tab[116];
+
+/* Scaling offsets needed for quantization/dequantization, for intra frames */
+extern const int32_t ff_dirac_qoffset_intra_tab[120];
+
+/* Scaling offsets needed for quantization/dequantization, for inter frames */
+extern const int ff_dirac_qoffset_inter_tab[122];
+
+#define DIRAC_MAX_QUANT_INDEX (FF_ARRAY_ELEMS(ff_dirac_qscale_tab))
+
+#endif /* AVCODEC_DIRACTAB_H */