diff options
Diffstat (limited to 'ffmpeg1/libavcodec/msmpeg4.h')
| -rw-r--r-- | ffmpeg1/libavcodec/msmpeg4.h | 68 |
1 files changed, 68 insertions, 0 deletions
diff --git a/ffmpeg1/libavcodec/msmpeg4.h b/ffmpeg1/libavcodec/msmpeg4.h new file mode 100644 index 0000000..a723888 --- /dev/null +++ b/ffmpeg1/libavcodec/msmpeg4.h @@ -0,0 +1,68 @@ +/* + * MSMPEG4 backend for encoder and decoder + * copyright (c) 2007 Aurelien Jacobs <aurel@gnuage.org> + * + * 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_MSMPEG4_H +#define AVCODEC_MSMPEG4_H + +#include <stdint.h> + +#include "config.h" +#include "avcodec.h" +#include "mpegvideo.h" +#include "msmpeg4data.h" +#include "put_bits.h" + +#define INTER_INTRA_VLC_BITS 3 +#define MB_NON_INTRA_VLC_BITS 9 +#define MB_INTRA_VLC_BITS 9 + +#define II_BITRATE 128*1024 +#define MBAC_BITRATE 50*1024 + +#define DC_MAX 119 + +extern VLC ff_mb_non_intra_vlc[4]; +extern VLC ff_inter_intra_vlc; + +void ff_msmpeg4_code012(PutBitContext *pb, int n); +void ff_msmpeg4_common_init(MpegEncContext *s); +void ff_msmpeg4_encode_block(MpegEncContext * s, int16_t * block, int n); +void ff_msmpeg4_handle_slices(MpegEncContext *s); +void ff_msmpeg4_encode_motion(MpegEncContext * s, int mx, int my); +int ff_msmpeg4_coded_block_pred(MpegEncContext * s, int n, + uint8_t **coded_block_ptr); +int ff_msmpeg4_decode_motion(MpegEncContext * s, int *mx_ptr, int *my_ptr); +int ff_msmpeg4_decode_block(MpegEncContext * s, int16_t * block, + int n, int coded, const uint8_t *scan_table); +int ff_msmpeg4_pred_dc(MpegEncContext *s, int n, + int16_t **dc_val_ptr, int *dir_ptr); +int ff_wmv2_decode_mb(MpegEncContext *s, int16_t block[6][64]); + +#define CONFIG_MSMPEG4_DECODER (CONFIG_MSMPEG4V1_DECODER || \ + CONFIG_MSMPEG4V2_DECODER || \ + CONFIG_MSMPEG4V3_DECODER || \ + CONFIG_WMV2_DECODER || \ + CONFIG_VC1_DECODER) +#define CONFIG_MSMPEG4_ENCODER (CONFIG_MSMPEG4V2_ENCODER || \ + CONFIG_MSMPEG4V3_ENCODER || \ + CONFIG_WMV2_ENCODER) + +#endif /* AVCODEC_MSMPEG4_H */ |