/*****************************************************************************
* vlc_codec.h: codec related structures
*****************************************************************************
- * Copyright (C) 1999-2003 VideoLAN
- * $Id: vlc_codec.h,v 1.3 2003/11/05 18:59:01 gbazin Exp $
+ * Copyright (C) 1999-2003 the VideoLAN team
+ * $Id$
*
* Authors: Gildas Bazin <gbazin@netcourrier.com>
*
* This file defines the structure and types used by decoders and encoders
*/
+typedef struct decoder_owner_sys_t decoder_owner_sys_t;
+
/**
* \defgroup decoder Decoder
*
* @{
*/
+/*
+ * BIG FAT WARNING : the code relies in the first 4 members of filter_t
+ * and decoder_t to be the same, so if you have anything to add, do it
+ * at the end of the structure.
+ */
struct decoder_t
{
VLC_COMMON_MEMBERS
/* Module properties */
module_t * p_module;
decoder_sys_t * p_sys;
- int ( * pf_init ) ( decoder_t * );
- int ( * pf_decode )( decoder_t *, block_t * );
- int ( * pf_end ) ( decoder_t * );
- /* Input properties */
- decoder_fifo_t * p_fifo; /* stores the PES stream data */
+ /* Input format ie from demuxer (XXX: a lot of field could be invalid) */
+ es_format_t fmt_in;
+
+ /* Output format of decoder/packetizer */
+ es_format_t fmt_out;
+
+ /* Some decoders only accept packetized data (ie. not truncated) */
+ vlc_bool_t b_need_packetized;
+
+ /* Tell the decoder if it is allowed to drop frames */
+ vlc_bool_t b_pace_control;
+
+ picture_t * ( * pf_decode_video )( decoder_t *, block_t ** );
+ aout_buffer_t * ( * pf_decode_audio )( decoder_t *, block_t ** );
+ subpicture_t * ( * pf_decode_sub) ( decoder_t *, block_t ** );
+ block_t * ( * pf_packetize ) ( decoder_t *, block_t ** );
+
+ /*
+ * Buffers allocation
+ */
+
+ /* Audio output callbacks */
+ aout_buffer_t * ( * pf_aout_buffer_new) ( decoder_t *, int );
+ void ( * pf_aout_buffer_del) ( decoder_t *, aout_buffer_t * );
+
+ /* Video output callbacks */
+ picture_t * ( * pf_vout_buffer_new) ( decoder_t * );
+ void ( * pf_vout_buffer_del) ( decoder_t *, picture_t * );
+ void ( * pf_picture_link) ( decoder_t *, picture_t * );
+ void ( * pf_picture_unlink) ( decoder_t *, picture_t * );
- /* Tmp field for old decoder api */
- int ( * pf_run ) ( decoder_fifo_t * );
+ /* SPU output callbacks */
+ subpicture_t * ( * pf_spu_buffer_new) ( decoder_t * );
+ void ( * pf_spu_buffer_del) ( decoder_t *, subpicture_t * );
+
+ /* Private structure for the owner of the decoder */
+ decoder_owner_sys_t *p_owner;
};
/**
module_t * p_module;
encoder_sys_t * p_sys;
- block_t * ( * pf_header )( encoder_t * );
- block_t * ( * pf_encode_video )( encoder_t *, picture_t * );
- block_t * ( * pf_encode_audio )( encoder_t *, aout_buffer_t * );
-
/* Properties of the input data fed to the encoder */
- union {
- audio_sample_format_t audio;
- video_frame_format_t video;
- } format;
+ es_format_t fmt_in;
/* Properties of the output of the encoder */
- vlc_fourcc_t i_fourcc;
- int i_bitrate;
-
- int i_extra_data;
- uint8_t *p_extra_data;
-
- /* FIXME: move these to the ffmpeg encoder */
- int i_frame_rate;
- int i_frame_rate_base;
- int i_aspect;
- int i_key_int;
- int i_b_frames;
- int i_vtolerance;
- int i_qmin;
- int i_qmax;
- int i_hq;
+ es_format_t fmt_out;
+
+ block_t * ( * pf_encode_video )( encoder_t *, picture_t * );
+ block_t * ( * pf_encode_audio )( encoder_t *, aout_buffer_t * );
+ block_t * ( * pf_encode_sub )( encoder_t *, subpicture_t * );
+
+ /* Common encoder options */
+ int i_threads; /* Number of threads to use during encoding */
+ int i_iframes; /* One I frame per i_iframes */
+ int i_bframes; /* One B frame per i_bframes */
+ int i_tolerance; /* Bitrate tolerance */
+ /* Encoder config */
+ sout_cfg_t *p_cfg;
};
/**