mirror of
https://gitee.com/openharmony/third_party_ffmpeg
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87 lines
2.4 KiB
C
87 lines
2.4 KiB
C
/*
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* SVQ1 encoder
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*
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* This file is part of FFmpeg.
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*
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* FFmpeg is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* FFmpeg is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with FFmpeg; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#ifndef AVCODEC_SVQ1ENC_H
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#define AVCODEC_SVQ1ENC_H
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#include <stdint.h>
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#include "libavutil/frame.h"
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#include "libavutil/mem_internal.h"
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#include "avcodec.h"
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#include "hpeldsp.h"
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#include "me_cmp.h"
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#include "mpegvideo.h"
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#include "put_bits.h"
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typedef struct SVQ1EncContext {
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/* FIXME: Needed for motion estimation, should not be used for anything
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* else, the idea is to make the motion estimation eventually independent
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* of MpegEncContext, so this will be removed then. */
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MpegEncContext m;
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AVCodecContext *avctx;
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MECmpContext mecc;
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HpelDSPContext hdsp;
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AVFrame *current_picture;
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AVFrame *last_picture;
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PutBitContext pb;
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/* Some compression statistics */
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enum AVPictureType pict_type;
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int quality;
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/* why ooh why this sick breadth first order,
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* everything is slower and more complex */
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PutBitContext reorder_pb[6];
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int frame_width;
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int frame_height;
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/* Y plane block dimensions */
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int y_block_width;
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int y_block_height;
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/* U & V plane (C planes) block dimensions */
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int c_block_width;
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int c_block_height;
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DECLARE_ALIGNED(16, int16_t, encoded_block_levels)[6][7][256];
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uint16_t *mb_type;
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uint32_t *dummy;
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int16_t (*motion_val8[3])[2];
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int16_t (*motion_val16[3])[2];
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int64_t rd_total;
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uint8_t *scratchbuf;
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int motion_est;
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int (*ssd_int8_vs_int16)(const int8_t *pix1, const int16_t *pix2,
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intptr_t size);
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} SVQ1EncContext;
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void ff_svq1enc_init_ppc(SVQ1EncContext *c);
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void ff_svq1enc_init_x86(SVQ1EncContext *c);
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#endif /* AVCODEC_SVQ1ENC_H */
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