/* * 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); #endif /* AVCODEC_MPEGVIDEOENCDSP_H */