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-rw-r--r--libavcodec/diracdsp.h67
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diff --git a/libavcodec/diracdsp.h b/libavcodec/diracdsp.h
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+/*
+ * Copyright (C) 2010 David Conrad
+ *
+ * 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_DIRACDSP_H
+#define AVCODEC_DIRACDSP_H
+
+#include <stdint.h>
+
+typedef void (*dirac_weight_func)(uint8_t *block, int stride, int log2_denom, int weight, int h);
+typedef void (*dirac_biweight_func)(uint8_t *dst, const uint8_t *src, int stride, int log2_denom, int weightd, int weights, int h);
+
+typedef struct {
+ void (*dirac_hpel_filter)(uint8_t *dsth, uint8_t *dstv, uint8_t *dstc, const uint8_t *src, int stride, int width, int height);
+ /**
+ * dirac_pixels_tab[width][subpel]
+ * width is 2 for 32, 1 for 16, 0 for 8
+ * subpel is 0 for fpel and hpel (only need to copy from the first plane in src)
+ * 1 if an average of the first 2 planes is needed (TODO: worth it?)
+ * 2 for general qpel (avg of 4)
+ * 3 for general epel (biweight of 4 using the weights in src[4])
+ * src[0-3] is each of the hpel planes
+ * src[4] is the 1/8 pel weights if needed
+ */
+ void (*put_dirac_pixels_tab[3][4])(uint8_t *dst, const uint8_t *src[5], int stride, int h);
+ void (*avg_dirac_pixels_tab[3][4])(uint8_t *dst, const uint8_t *src[5], int stride, int h);
+
+ void (*put_signed_rect_clamped)(uint8_t *dst/*align 16*/, int dst_stride, const int16_t *src/*align 16*/, int src_stride, int width, int height/*mod 2*/);
+ void (*put_rect_clamped)(uint8_t *dst/*align 16*/, int dst_stride, const int16_t *src/*align 16*/, int src_stride, int width, int height/*mod 2*/);
+ void (*add_rect_clamped)(uint8_t *dst/*align 16*/, const uint16_t *src/*align 16*/, int stride, const int16_t *idwt/*align 16*/, int idwt_stride, int width, int height/*mod 2*/);
+ void (*add_dirac_obmc[3])(uint16_t *dst, const uint8_t *src, int stride, const uint8_t *obmc_weight, int yblen);
+
+ dirac_weight_func weight_dirac_pixels_tab[3];
+ dirac_biweight_func biweight_dirac_pixels_tab[3];
+} DiracDSPContext;
+
+#define DECL_DIRAC_PIXOP(PFX, EXT) \
+ void ff_ ## PFX ## _dirac_pixels8_ ## EXT(uint8_t *dst, const uint8_t *src[5], int stride, int h); \
+ void ff_ ## PFX ## _dirac_pixels16_ ## EXT(uint8_t *dst, const uint8_t *src[5], int stride, int h); \
+ void ff_ ## PFX ## _dirac_pixels32_ ## EXT(uint8_t *dst, const uint8_t *src[5], int stride, int h)
+
+DECL_DIRAC_PIXOP(put, c);
+DECL_DIRAC_PIXOP(avg, c);
+DECL_DIRAC_PIXOP(put, l2_c);
+DECL_DIRAC_PIXOP(avg, l2_c);
+DECL_DIRAC_PIXOP(put, l4_c);
+DECL_DIRAC_PIXOP(avg, l4_c);
+
+void ff_diracdsp_init(DiracDSPContext *c);
+
+#endif /* AVCODEC_DIRACDSP_H */