1 /*****************************************************************************
2 * vlc_codec.h: codec related structures
3 *****************************************************************************
4 * Copyright (C) 1999-2003 VideoLAN
7 * Authors: Gildas Bazin <gbazin@netcourrier.com>
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License as published by
11 * the Free Software Foundation; either version 2 of the License, or
12 * (at your option) any later version.
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
19 * You should have received a copy of the GNU General Public License
20 * along with this program; if not, write to the Free Software
21 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111, USA.
22 *****************************************************************************/
24 #define _VLC_CODEC_H 1
30 * This file defines the structure and types used by decoders and encoders
33 typedef struct decoder_owner_sys_t decoder_owner_sys_t;
36 * \defgroup decoder Decoder
38 * The structure describing a decoder
47 /* Module properties */
49 decoder_sys_t * p_sys;
51 picture_t * ( * pf_decode_video )( decoder_t *, block_t ** );
52 aout_buffer_t * ( * pf_decode_audio )( decoder_t *, block_t ** );
53 void ( * pf_decode_sub) ( decoder_t *, block_t ** );
54 block_t * ( * pf_packetize ) ( decoder_t *, block_t ** );
56 /* Some decoders only accept packetized data (ie. not truncated) */
57 vlc_bool_t b_need_packetized;
59 /* Input format ie from demuxer (XXX: a lot of field could be invalid) */
62 /* Output format of decoder/packetizer */
69 /* Audio output callbacks */
70 aout_buffer_t * ( * pf_aout_buffer_new) ( decoder_t *, int );
71 void ( * pf_aout_buffer_del) ( decoder_t *, aout_buffer_t * );
73 /* Video output callbacks */
74 picture_t * ( * pf_vout_buffer_new) ( decoder_t * );
75 void ( * pf_vout_buffer_del) ( decoder_t *, picture_t * );
76 void ( * pf_picture_link) ( decoder_t *, picture_t * );
77 void ( * pf_picture_unlink) ( decoder_t *, picture_t * );
80 /* Private structure for the owner of the decoder */
81 decoder_owner_sys_t *p_owner;
89 * \defgroup decoder Encoder
91 * The structure describing a Encoder
100 /* Module properties */
102 encoder_sys_t * p_sys;
104 block_t * ( * pf_header )( encoder_t * );
105 block_t * ( * pf_encode_video )( encoder_t *, picture_t * );
106 block_t * ( * pf_encode_audio )( encoder_t *, aout_buffer_t * );
108 /* Properties of the input data fed to the encoder */
111 /* Properties of the output of the encoder */
114 /* FIXME: move these to the ffmpeg encoder */
121 vlc_bool_t b_strict_rc;
123 vlc_bool_t b_hurry_up;
124 vlc_bool_t b_interlace;
125 int i_rc_buffer_size;
126 float f_rc_buffer_aggressivity;
127 float f_i_quant_factor;
128 int i_noise_reduction;
129 vlc_bool_t b_mpeg4_matrix;
131 vlc_bool_t b_trellis;
138 #endif /* _VLC_CODEC_H */