libavcodec/svq1enc.h

   1 /*
   2  * SVQ1 encoder
   3  *
   4  * This file is part of Libav.
   5  *
   6  * Libav is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2.1 of the License, or (at your option) any later version.
  10  *
  11  * Libav is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with Libav; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  19  */
  20
  21 #ifndef AVCODEC_SVQ1ENC_H
  22 #define AVCODEC_SVQ1ENC_H
  23
  24 #include <stdint.h>
  25
  26 #include "libavutil/frame.h"
  27
  28 #include "avcodec.h"
  29 #include "hpeldsp.h"
  30 #include "me_cmp.h"
  31 #include "mpegvideo.h"
  32 #include "put_bits.h"
  33
  34 typedef struct SVQ1EncContext {
  35     /* FIXME: Needed for motion estimation, should not be used for anything
  36      * else, the idea is to make the motion estimation eventually independent
  37      * of MpegEncContext, so this will be removed then. */
  38     MpegEncContext m;
  39     AVCodecContext *avctx;
  40     MECmpContext mecc;
  41     HpelDSPContext hdsp;
  42     AVFrame *current_picture;
  43     AVFrame *last_picture;
  44     PutBitContext pb;
  45
  46     /* Some compression statistics */
  47     enum AVPictureType pict_type;
  48     int quality;
  49
  50     /* why ooh why this sick breadth first order,
  51      * everything is slower and more complex */
  52     PutBitContext reorder_pb[6];
  53
  54     int frame_width;
  55     int frame_height;
  56
  57     /* Y plane block dimensions */
  58     int y_block_width;
  59     int y_block_height;
  60
  61     /* U & V plane (C planes) block dimensions */
  62     int c_block_width;
  63     int c_block_height;
  64
  65     uint16_t *mb_type;
  66     uint32_t *dummy;
  67     int16_t (*motion_val8[3])[2];
  68     int16_t (*motion_val16[3])[2];
  69
  70     int64_t rd_total;
  71
  72     uint8_t *scratchbuf;
  73
  74     int motion_est;
  75
  76     int (*ssd_int8_vs_int16)(const int8_t *pix1, const int16_t *pix2,
  77                              int size);
  78 } SVQ1EncContext;
  79
  80 void ff_svq1enc_init_ppc(SVQ1EncContext *c);
  81 void ff_svq1enc_init_x86(SVQ1EncContext *c);
  82
  83 #endif /* AVCODEC_SVQ1ENC_H */