[deliverable/linux.git] / drivers / media / dvb-core / dvb_filter.h

/*
 * dvb_filter.h
 *
 * Copyright (C) 2003 Convergence GmbH
 *
 * This program 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.
 *
 * This program 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 General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 */

#ifndef _DVB_FILTER_H_
#define _DVB_FILTER_H_

#include <linux/slab.h>

#include "demux.h"

typedef int (dvb_filter_pes2ts_cb_t) (void *, unsigned char *);

struct dvb_filter_pes2ts {
	unsigned char buf[188];
	unsigned char cc;
	dvb_filter_pes2ts_cb_t *cb;
	void *priv;
};

void dvb_filter_pes2ts_init(struct dvb_filter_pes2ts *p2ts, unsigned short pid,
			    dvb_filter_pes2ts_cb_t *cb, void *priv);

int dvb_filter_pes2ts(struct dvb_filter_pes2ts *p2ts, unsigned char *pes,
		      int len, int payload_start);


#define PROG_STREAM_MAP  0xBC
#define PRIVATE_STREAM1  0xBD
#define PADDING_STREAM   0xBE
#define PRIVATE_STREAM2  0xBF
#define AUDIO_STREAM_S   0xC0
#define AUDIO_STREAM_E   0xDF
#define VIDEO_STREAM_S   0xE0
#define VIDEO_STREAM_E   0xEF
#define ECM_STREAM       0xF0
#define EMM_STREAM       0xF1
#define DSM_CC_STREAM    0xF2
#define ISO13522_STREAM  0xF3
#define PROG_STREAM_DIR  0xFF

#define DVB_PICTURE_START    0x00
#define DVB_USER_START       0xb2
#define DVB_SEQUENCE_HEADER  0xb3
#define DVB_SEQUENCE_ERROR   0xb4
#define DVB_EXTENSION_START  0xb5
#define DVB_SEQUENCE_END     0xb7
#define DVB_GOP_START        0xb8
#define DVB_EXCEPT_SLICE     0xb0

#define SEQUENCE_EXTENSION           0x01
#define SEQUENCE_DISPLAY_EXTENSION   0x02
#define PICTURE_CODING_EXTENSION     0x08
#define QUANT_MATRIX_EXTENSION       0x03
#define PICTURE_DISPLAY_EXTENSION    0x07

#define I_FRAME 0x01
#define B_FRAME 0x02
#define P_FRAME 0x03

/* Initialize sequence_data */
#define INIT_HORIZONTAL_SIZE        720
#define INIT_VERTICAL_SIZE          576
#define INIT_ASPECT_RATIO          0x02
#define INIT_FRAME_RATE            0x03
#define INIT_DISP_HORIZONTAL_SIZE   540
#define INIT_DISP_VERTICAL_SIZE     576


//flags2
#define PTS_DTS_FLAGS    0xC0
#define ESCR_FLAG        0x20
#define ES_RATE_FLAG     0x10
#define DSM_TRICK_FLAG   0x08
#define ADD_CPY_FLAG     0x04
#define PES_CRC_FLAG     0x02
#define PES_EXT_FLAG     0x01

//pts_dts flags
#define PTS_ONLY         0x80
#define PTS_DTS          0xC0

#define TS_SIZE        188
#define TRANS_ERROR    0x80
#define PAY_START      0x40
#define TRANS_PRIO     0x20
#define PID_MASK_HI    0x1F
//flags
#define TRANS_SCRMBL1  0x80
#define TRANS_SCRMBL2  0x40
#define ADAPT_FIELD    0x20
#define PAYLOAD        0x10
#define COUNT_MASK     0x0F

// adaptation flags
#define DISCON_IND     0x80
#define RAND_ACC_IND   0x40
#define ES_PRI_IND     0x20
#define PCR_FLAG       0x10
#define OPCR_FLAG      0x08
#define SPLICE_FLAG    0x04
#define TRANS_PRIV     0x02
#define ADAP_EXT_FLAG  0x01

// adaptation extension flags
#define LTW_FLAG       0x80
#define PIECE_RATE     0x40
#define SEAM_SPLICE    0x20


#define MAX_PLENGTH 0xFFFF
#define MMAX_PLENGTH (256*MAX_PLENGTH)

#ifndef IPACKS
#define IPACKS 2048
#endif

struct ipack {
	int size;
	int found;
	u8 *buf;
	u8 cid;
	u32 plength;
	u8 plen[2];
	u8 flag1;
	u8 flag2;
	u8 hlength;
	u8 pts[5];
	u16 *pid;
	int mpeg;
	u8 check;
	int which;
	int done;
	void *data;
	void (*func)(u8 *buf,  int size, void *priv);
	int count;
	int repack_subids;
};

struct dvb_video_info {
	u32 horizontal_size;
	u32 vertical_size;
	u32 aspect_ratio;
	u32 framerate;
	u32 video_format;
	u32 bit_rate;
	u32 comp_bit_rate;
	u32 vbv_buffer_size;
	s16 vbv_delay;
	u32 CSPF;
	u32 off;
};

#define OFF_SIZE 4
#define FIRST_FIELD 0
#define SECOND_FIELD 1
#define VIDEO_FRAME_PICTURE 0x03

struct mpg_picture {
	int       channel;
	struct dvb_video_info vinfo;
	u32      *sequence_gop_header;
	u32      *picture_header;
	s32       time_code;
	int       low_delay;
	int       closed_gop;
	int       broken_link;
	int       sequence_header_flag;
	int       gop_flag;
	int       sequence_end_flag;

	u8        profile_and_level;
	s32       picture_coding_parameter;
	u32       matrix[32];
	s8        matrix_change_flag;

	u8        picture_header_parameter;
  /* bit 0 - 2: bwd f code
     bit 3    : fpb vector
     bit 4 - 6: fwd f code
     bit 7    : fpf vector */

	int       mpeg1_flag;
	int       progressive_sequence;
	int       sequence_display_extension_flag;
	u32       sequence_header_data;
	s16       last_frame_centre_horizontal_offset;
	s16       last_frame_centre_vertical_offset;

	u32       pts[2]; /* [0] 1st field, [1] 2nd field */
	int       top_field_first;
	int       repeat_first_field;
	int       progressive_frame;
	int       bank;
	int       forward_bank;
	int       backward_bank;
	int       compress;
	s16       frame_centre_horizontal_offset[OFF_SIZE];
		  /* [0-2] 1st field, [3] 2nd field */
	s16       frame_centre_vertical_offset[OFF_SIZE];
		  /* [0-2] 1st field, [3] 2nd field */
	s16       temporal_reference[2];
		  /* [0] 1st field, [1] 2nd field */

	s8        picture_coding_type[2];
		  /* [0] 1st field, [1] 2nd field */
	s8        picture_structure[2];
		  /* [0] 1st field, [1] 2nd field */
	s8        picture_display_extension_flag[2];
		  /* [0] 1st field, [1] 2nd field */
		  /* picture_display_extenion() 0:no 1:exit*/
	s8        pts_flag[2];
		  /* [0] 1st field, [1] 2nd field */
};

struct dvb_audio_info {
	int layer;
	u32 bit_rate;
	u32 frequency;
	u32 mode;
	u32 mode_extension ;
	u32 emphasis;
	u32 framesize;
	u32 off;
};

int dvb_filter_get_ac3info(u8 *mbuf, int count, struct dvb_audio_info *ai, int pr);


#endif
Commit	Line	Data
1da177e4 LT	1	/*
	2	* dvb_filter.h
	3	*
	4	* Copyright (C) 2003 Convergence GmbH
	5	*
	6	* This program is free software; you can redistribute it and/or
	7	* modify it under the terms of the GNU Lesser General Public License
	8	* as published by the Free Software Foundation; either version 2.1
	9	* of the License, or (at your option) any later version.
	10	*
	11	* This program is distributed in the hope that it will be useful,
	12	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	13	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	14	* GNU General Public License for more details.
	15	*
	16	* You should have received a copy of the GNU Lesser General Public License
	17	* along with this program; if not, write to the Free Software
	18	* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
	19	*/
	20
	21	#ifndef _DVB_FILTER_H_
	22	#define _DVB_FILTER_H_
	23
	24	#include <linux/slab.h>
	25
	26	#include "demux.h"
	27
	28	typedef int (dvb_filter_pes2ts_cb_t) (void , unsigned char );
	29
	30	struct dvb_filter_pes2ts {
	31	unsigned char buf[188];
afd1a0c9 MCC	32	unsigned char cc;
afd1a0c9 MCC	33	dvb_filter_pes2ts_cb_t *cb;
1da177e4 LT	34	void *priv;
	35	};
	36
	37	void dvb_filter_pes2ts_init(struct dvb_filter_pes2ts *p2ts, unsigned short pid,
	38	dvb_filter_pes2ts_cb_t cb, void priv);
	39
	40	int dvb_filter_pes2ts(struct dvb_filter_pes2ts p2ts, unsigned char pes,
	41	int len, int payload_start);
	42
	43
	44	#define PROG_STREAM_MAP 0xBC
	45	#define PRIVATE_STREAM1 0xBD
	46	#define PADDING_STREAM 0xBE
	47	#define PRIVATE_STREAM2 0xBF
	48	#define AUDIO_STREAM_S 0xC0
	49	#define AUDIO_STREAM_E 0xDF
	50	#define VIDEO_STREAM_S 0xE0
	51	#define VIDEO_STREAM_E 0xEF
	52	#define ECM_STREAM 0xF0
	53	#define EMM_STREAM 0xF1
	54	#define DSM_CC_STREAM 0xF2
	55	#define ISO13522_STREAM 0xF3
	56	#define PROG_STREAM_DIR 0xFF
	57
	58	#define DVB_PICTURE_START 0x00
	59	#define DVB_USER_START 0xb2
	60	#define DVB_SEQUENCE_HEADER 0xb3
	61	#define DVB_SEQUENCE_ERROR 0xb4
	62	#define DVB_EXTENSION_START 0xb5
	63	#define DVB_SEQUENCE_END 0xb7
	64	#define DVB_GOP_START 0xb8
	65	#define DVB_EXCEPT_SLICE 0xb0
	66
	67	#define SEQUENCE_EXTENSION 0x01
	68	#define SEQUENCE_DISPLAY_EXTENSION 0x02
	69	#define PICTURE_CODING_EXTENSION 0x08
	70	#define QUANT_MATRIX_EXTENSION 0x03
	71	#define PICTURE_DISPLAY_EXTENSION 0x07
	72
	73	#define I_FRAME 0x01
	74	#define B_FRAME 0x02
	75	#define P_FRAME 0x03
	76
	77	/* Initialize sequence_data */
	78	#define INIT_HORIZONTAL_SIZE 720
	79	#define INIT_VERTICAL_SIZE 576
	80	#define INIT_ASPECT_RATIO 0x02
	81	#define INIT_FRAME_RATE 0x03
	82	#define INIT_DISP_HORIZONTAL_SIZE 540
	83	#define INIT_DISP_VERTICAL_SIZE 576
	84
	85
	86	//flags2
	87	#define PTS_DTS_FLAGS 0xC0
	88	#define ESCR_FLAG 0x20
	89	#define ES_RATE_FLAG 0x10
	90	#define DSM_TRICK_FLAG 0x08
	91	#define ADD_CPY_FLAG 0x04
	92	#define PES_CRC_FLAG 0x02
	93	#define PES_EXT_FLAG 0x01
	94
	95	//pts_dts flags
	96	#define PTS_ONLY 0x80
	97	#define PTS_DTS 0xC0
98
99	#define TS_SIZE 188
100	#define TRANS_ERROR 0x80
101	#define PAY_START 0x40
102	#define TRANS_PRIO 0x20
103	#define PID_MASK_HI 0x1F
104	//flags
105	#define TRANS_SCRMBL1 0x80
106	#define TRANS_SCRMBL2 0x40
107	#define ADAPT_FIELD 0x20
108	#define PAYLOAD 0x10
109	#define COUNT_MASK 0x0F
110
111	// adaptation flags
112	#define DISCON_IND 0x80
113	#define RAND_ACC_IND 0x40
114	#define ES_PRI_IND 0x20
115	#define PCR_FLAG 0x10
116	#define OPCR_FLAG 0x08
117	#define SPLICE_FLAG 0x04
118	#define TRANS_PRIV 0x02
119	#define ADAP_EXT_FLAG 0x01
120
121	// adaptation extension flags
122	#define LTW_FLAG 0x80
123	#define PIECE_RATE 0x40
124	#define SEAM_SPLICE 0x20
125
126
127	#define MAX_PLENGTH 0xFFFF
128	#define MMAX_PLENGTH (256*MAX_PLENGTH)
129
130	#ifndef IPACKS
131	#define IPACKS 2048
132	#endif
133
134	struct ipack {
135	int size;
136	int found;
137	u8 *buf;
138	u8 cid;
139	u32 plength;
140	u8 plen[2];
141	u8 flag1;
142	u8 flag2;
143	u8 hlength;
144	u8 pts[5];
145	u16 *pid;
146	int mpeg;
147	u8 check;
148	int which;
149	int done;
150	void *data;
151	void (func)(u8 buf, int size, void *priv);
152	int count;
153	int repack_subids;
154	};
155
156	struct dvb_video_info {
157	u32 horizontal_size;
158	u32 vertical_size;
159	u32 aspect_ratio;
160	u32 framerate;
161	u32 video_format;
162	u32 bit_rate;
163	u32 comp_bit_rate;
164	u32 vbv_buffer_size;
afd1a0c9	165	s16 vbv_delay;
1da177e4 LT	166	u32 CSPF;
	167	u32 off;
	168	};
	169
	170	#define OFF_SIZE 4
	171	#define FIRST_FIELD 0
	172	#define SECOND_FIELD 1
	173	#define VIDEO_FRAME_PICTURE 0x03
	174
	175	struct mpg_picture {
afd1a0c9	176	int channel;
1da177e4	177	struct dvb_video_info vinfo;
afd1a0c9 MCC	178	u32 *sequence_gop_header;
	179	u32 *picture_header;
	180	s32 time_code;
	181	int low_delay;
	182	int closed_gop;
	183	int broken_link;
	184	int sequence_header_flag;
	185	int gop_flag;
	186	int sequence_end_flag;
	187
	188	u8 profile_and_level;
	189	s32 picture_coding_parameter;
	190	u32 matrix[32];
	191	s8 matrix_change_flag;
	192
	193	u8 picture_header_parameter;
1da177e4 LT	194	/* bit 0 - 2: bwd f code
	195	bit 3 : fpb vector
	196	bit 4 - 6: fwd f code
	197	bit 7 : fpf vector */
	198
afd1a0c9 MCC	199	int mpeg1_flag;
	200	int progressive_sequence;
	201	int sequence_display_extension_flag;
	202	u32 sequence_header_data;
	203	s16 last_frame_centre_horizontal_offset;
	204	s16 last_frame_centre_vertical_offset;
	205
	206	u32 pts[2]; /* [0] 1st field, [1] 2nd field */
	207	int top_field_first;
	208	int repeat_first_field;
	209	int progressive_frame;
	210	int bank;
	211	int forward_bank;
	212	int backward_bank;
	213	int compress;
	214	s16 frame_centre_horizontal_offset[OFF_SIZE];
	215	/* [0-2] 1st field, [3] 2nd field */
	216	s16 frame_centre_vertical_offset[OFF_SIZE];
	217	/* [0-2] 1st field, [3] 2nd field */
	218	s16 temporal_reference[2];
	219	/* [0] 1st field, [1] 2nd field */
	220
	221	s8 picture_coding_type[2];
	222	/* [0] 1st field, [1] 2nd field */
	223	s8 picture_structure[2];
	224	/* [0] 1st field, [1] 2nd field */
	225	s8 picture_display_extension_flag[2];
	226	/* [0] 1st field, [1] 2nd field */
	227	/* picture_display_extenion() 0:no 1:exit*/
	228	s8 pts_flag[2];
	229	/* [0] 1st field, [1] 2nd field */
1da177e4 LT	230	};
	231
	232	struct dvb_audio_info {
	233	int layer;
	234	u32 bit_rate;
	235	u32 frequency;
	236	u32 mode;
	237	u32 mode_extension ;
	238	u32 emphasis;
	239	u32 framesize;
	240	u32 off;
	241	};
	242
	243	int dvb_filter_get_ac3info(u8 mbuf, int count, struct dvb_audio_info ai, int pr);
	244
	245
	246	#endif