diff options
Diffstat (limited to 'include/linux/dvb/dmx.h')
| -rw-r--r-- | include/linux/dvb/dmx.h | 180 |
1 files changed, 180 insertions, 0 deletions
diff --git a/include/linux/dvb/dmx.h b/include/linux/dvb/dmx.h new file mode 100644 index 00000000000..ce3f829da82 --- /dev/null +++ b/include/linux/dvb/dmx.h @@ -0,0 +1,180 @@ +/* + * dmx.h + * + * Copyright (C) 2000 Marcus Metzler <marcus@convergence.de> + * & Ralph Metzler <ralph@convergence.de> + * for convergence integrated media 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 _DVBDMX_H_ +#define _DVBDMX_H_ + +#include <asm/types.h> +#ifdef __KERNEL__ +#include <linux/time.h> +#else +#include <time.h> +#endif + + +#define DMX_FILTER_SIZE 16 + +typedef enum +{ + DMX_OUT_DECODER, /* Streaming directly to decoder. */ + DMX_OUT_TAP, /* Output going to a memory buffer */ + /* (to be retrieved via the read command).*/ + DMX_OUT_TS_TAP /* Output multiplexed into a new TS */ + /* (to be retrieved by reading from the */ + /* logical DVR device). */ +} dmx_output_t; + + +typedef enum +{ + DMX_IN_FRONTEND, /* Input from a front-end device. */ + DMX_IN_DVR /* Input from the logical DVR device. */ +} dmx_input_t; + + +typedef enum +{ + DMX_PES_AUDIO0, + DMX_PES_VIDEO0, + DMX_PES_TELETEXT0, + DMX_PES_SUBTITLE0, + DMX_PES_PCR0, + + DMX_PES_AUDIO1, + DMX_PES_VIDEO1, + DMX_PES_TELETEXT1, + DMX_PES_SUBTITLE1, + DMX_PES_PCR1, + + DMX_PES_AUDIO2, + DMX_PES_VIDEO2, + DMX_PES_TELETEXT2, + DMX_PES_SUBTITLE2, + DMX_PES_PCR2, + + DMX_PES_AUDIO3, + DMX_PES_VIDEO3, + DMX_PES_TELETEXT3, + DMX_PES_SUBTITLE3, + DMX_PES_PCR3, + + DMX_PES_OTHER +} dmx_pes_type_t; + +#define DMX_PES_AUDIO DMX_PES_AUDIO0 +#define DMX_PES_VIDEO DMX_PES_VIDEO0 +#define DMX_PES_TELETEXT DMX_PES_TELETEXT0 +#define DMX_PES_SUBTITLE DMX_PES_SUBTITLE0 +#define DMX_PES_PCR DMX_PES_PCR0 + + +typedef enum +{ + DMX_SCRAMBLING_EV, + DMX_FRONTEND_EV +} dmx_event_t; + + +typedef enum +{ + DMX_SCRAMBLING_OFF, + DMX_SCRAMBLING_ON +} dmx_scrambling_status_t; + + +typedef struct dmx_filter +{ + __u8 filter[DMX_FILTER_SIZE]; + __u8 mask[DMX_FILTER_SIZE]; + __u8 mode[DMX_FILTER_SIZE]; +} dmx_filter_t; + + +struct dmx_sct_filter_params +{ + __u16 pid; + dmx_filter_t filter; + __u32 timeout; + __u32 flags; +#define DMX_CHECK_CRC 1 +#define DMX_ONESHOT 2 +#define DMX_IMMEDIATE_START 4 +#define DMX_KERNEL_CLIENT 0x8000 +}; + + +struct dmx_pes_filter_params +{ + __u16 pid; + dmx_input_t input; + dmx_output_t output; + dmx_pes_type_t pes_type; + __u32 flags; +}; + + +struct dmx_event +{ + dmx_event_t event; + time_t timeStamp; + union + { + dmx_scrambling_status_t scrambling; + } u; +}; + +typedef struct dmx_caps { + __u32 caps; + int num_decoders; +} dmx_caps_t; + +typedef enum { + DMX_SOURCE_FRONT0 = 0, + DMX_SOURCE_FRONT1, + DMX_SOURCE_FRONT2, + DMX_SOURCE_FRONT3, + DMX_SOURCE_DVR0 = 16, + DMX_SOURCE_DVR1, + DMX_SOURCE_DVR2, + DMX_SOURCE_DVR3 +} dmx_source_t; + +struct dmx_stc { + unsigned int num; /* input : which STC? 0..N */ + unsigned int base; /* output: divisor for stc to get 90 kHz clock */ + __u64 stc; /* output: stc in 'base'*90 kHz units */ +}; + + +#define DMX_START _IO('o', 41) +#define DMX_STOP _IO('o', 42) +#define DMX_SET_FILTER _IOW('o', 43, struct dmx_sct_filter_params) +#define DMX_SET_PES_FILTER _IOW('o', 44, struct dmx_pes_filter_params) +#define DMX_SET_BUFFER_SIZE _IO('o', 45) +#define DMX_GET_EVENT _IOR('o', 46, struct dmx_event) +#define DMX_GET_PES_PIDS _IOR('o', 47, __u16[5]) +#define DMX_GET_CAPS _IOR('o', 48, dmx_caps_t) +#define DMX_SET_SOURCE _IOW('o', 49, dmx_source_t) +#define DMX_GET_STC _IOWR('o', 50, struct dmx_stc) + +#endif /*_DVBDMX_H_*/ |