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

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

@@ -0,0 +1,58 @@
+/*
+ * 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_MPEGVIDEOENCDSP_H
+#define AVCODEC_MPEGVIDEOENCDSP_H
+
+#include <stdint.h>
+
+#include "avcodec.h"
+
+#define BASIS_SHIFT 16
+#define RECON_SHIFT 6
+
+#define EDGE_TOP    1
+#define EDGE_BOTTOM 2
+
+typedef struct MpegvideoEncDSPContext {
+    int (*try_8x8basis)(int16_t rem[64], int16_t weight[64],
+                        int16_t basis[64], int scale);
+    void (*add_8x8basis)(int16_t rem[64], int16_t basis[64], int scale);
+
+    int (*pix_sum)(uint8_t *pix, int line_size);
+    int (*pix_norm1)(uint8_t *pix, int line_size);
+
+    void (*shrink[4])(uint8_t *dst, int dst_wrap, const uint8_t *src,
+                      int src_wrap, int width, int height);
+
+    void (*draw_edges)(uint8_t *buf, int wrap, int width, int height,
+                       int w, int h, int sides);
+} MpegvideoEncDSPContext;
+
+void ff_mpegvideoencdsp_init(MpegvideoEncDSPContext *c,
+                             AVCodecContext *avctx);
+void ff_mpegvideoencdsp_init_arm(MpegvideoEncDSPContext *c,
+                                 AVCodecContext *avctx);
+void ff_mpegvideoencdsp_init_ppc(MpegvideoEncDSPContext *c,
+                                 AVCodecContext *avctx);
+void ff_mpegvideoencdsp_init_x86(MpegvideoEncDSPContext *c,
+                                 AVCodecContext *avctx);
+void ff_mpegvideoencdsp_init_mips(MpegvideoEncDSPContext *c,
+                                  AVCodecContext *avctx);
+
+#endif /* AVCODEC_MPEGVIDEOENCDSP_H */