51 lines
		
	
	
		
			1.9 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			51 lines
		
	
	
		
			1.9 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| /*
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|  * MSMPEG4 decoder header
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|  * copyright (c) 2007 Aurelien Jacobs <aurel@gnuage.org>
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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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| 
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| #ifndef AVCODEC_MSMPEG4DEC_H
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| #define AVCODEC_MSMPEG4DEC_H
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| 
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| #include "config.h"
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| #include "avcodec.h"
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| #include "mpegvideo.h"
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| 
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| #define INTER_INTRA_VLC_BITS 3
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| #define MB_NON_INTRA_VLC_BITS 9
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| #define MB_INTRA_VLC_BITS 9
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| 
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| extern VLC ff_mb_non_intra_vlc[4];
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| extern VLC ff_inter_intra_vlc;
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| 
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| int ff_msmpeg4_decode_init(AVCodecContext *avctx);
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| int ff_msmpeg4_decode_picture_header(MpegEncContext *s);
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| int ff_msmpeg4_decode_ext_header(MpegEncContext *s, int buf_size);
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| void ff_msmpeg4_decode_motion(MpegEncContext * s, int *mx_ptr, int *my_ptr);
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| int ff_msmpeg4_decode_block(MpegEncContext * s, int16_t * block,
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|                             int n, int coded, const uint8_t *scan_table);
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| 
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| #define CONFIG_MSMPEG4_DECODER (CONFIG_MSMPEG4V1_DECODER || \
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|                                 CONFIG_MSMPEG4V2_DECODER || \
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|                                 CONFIG_MSMPEG4V3_DECODER || \
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|                                 CONFIG_WMV1_DECODER      || \
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|                                 CONFIG_WMV2_DECODER      || \
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|                                 CONFIG_VC1_DECODER)
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| 
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| #endif
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