* pvr.c
*****************************************************************************
* Copyright (C) 2001, 2002 VideoLAN
- * $Id: pvr.c,v 1.12 2004/02/20 15:38:40 bigben Exp $
+ * $Id$
*
* Authors: Eric Petit <titer@videolan.org>
*
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 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
#include <sys/ioctl.h>
#include "videodev2.h"
+/*****************************************************************************
+ * Module descriptor
+ *****************************************************************************/
+static int Open ( vlc_object_t * );
+static void Close( vlc_object_t * );
+
+#define DEVICE_TEXT N_( "Device" )
+#define DEVICE_LONGTEXT N_( "PVR video device" )
+
+#define NORM_TEXT N_( "Norm" )
+#define NORM_LONGTEXT N_( "Defines the norm of the stream (Automatic, SECAM, PAL, or NTSC)" )
+static int i_norm_list[] = { V4L2_STD_UNKNOWN, V4L2_STD_SECAM, V4L2_STD_PAL,
+ V4L2_STD_NTSC };
+static char *psz_norm_list_text[] = { N_("Automatic"), N_("SECAM"),
+ N_("PAL"), N_("NSTC") };
+
+#define WIDTH_TEXT N_( "Width" )
+#define WIDTH_LONGTEXT N_( "Width of the stream to capture (-1 for " \
+ "autodetect)" )
+#define HEIGHT_TEXT N_( "Height" )
+#define HEIGHT_LONGTEXT N_( "Height of the stream to capture (-1 for " \
+ "autodetect)" )
+#define FREQUENCY_TEXT N_( "Frequency" )
+#define FREQUENCY_LONGTEXT N_( "Frequency to capture (in kHz), if applicable" )
+#define FRAMERATE_TEXT N_( "Framerate" )
+#define FRAMERATE_LONGTEXT N_( "Framerate to capture, if applicable (-1 for " \
+ "auto)" )
+#define KEYINT_TEXT N_( "Key interval" )
+#define KEYINT_LONGTEXT N_( "Interval between keyframes (-1 for " \
+ " auto)" )
+#define BFRAMES_TEXT N_( "B Frames" )
+#define BFRAMES_LONGTEXT N_("If this option is set, B-Frames will be used." \
+ "Use this option to set the number of B-Frames.")
+#define BITRATE_TEXT N_( "Bitrate" )
+#define BITRATE_LONGTEXT N_( "Bitrate to use (-1 for default)" )
+#define BITRATE_PEAK_TEXT N_( "Bitrate peak" )
+#define BITRATE_PEAK_LONGTEXT N_( "Peak bitrate in VBR mode" )
+#define BITRATE_MODE_TEXT N_( "Bitrate mode (vbr or cbr)" )
+#define BITRATE_MODE_LONGTEXT N_( "Bitrate mode to use" )
+#define BITMASK_TEXT N_( "Audio bitmask" )
+#define BITMASK_LONGTEXT N_("This option allows setting of bitmask that will get used by the audio part of the card." )
+#define CHAN_TEXT N_( "Channel" )
+#define CHAN_LONGTEXT N_( "Channel of the card to use (Usually, 0 = tuner, " \
+ "1 = composite, 2 = svideo )" )
+
+static int i_bitrates[] = { 0, 1 };
+static char *psz_bitrates_list_text[] = { N_("vbr"), N_("cbr") };
+
+vlc_module_begin();
+ set_shortname( _("PVR") );
+ set_description( _("MPEG Encoding cards input (with ivtv drivers)") );
+ set_capability( "access2", 0 );
+ add_shortcut( "pvr" );
+
+ add_string( "pvr-device", "/dev/video0", NULL, DEVICE_TEXT,
+ DEVICE_LONGTEXT, VLC_FALSE );
+
+ add_integer( "pvr-norm", V4L2_STD_UNKNOWN , NULL, NORM_TEXT,
+ NORM_LONGTEXT, VLC_FALSE );
+ change_integer_list( i_norm_list, psz_norm_list_text, 0 );
+
+ add_integer( "pvr-width", -1, NULL, WIDTH_TEXT, WIDTH_LONGTEXT, VLC_TRUE );
+ add_integer( "pvr-height", -1, NULL, WIDTH_TEXT, WIDTH_LONGTEXT,
+ VLC_TRUE );
+ add_integer( "pvr-frequency", -1, NULL, FREQUENCY_TEXT, FREQUENCY_LONGTEXT,
+ VLC_FALSE );
+ add_integer( "pvr-framerate", -1, NULL, FRAMERATE_TEXT, FRAMERATE_LONGTEXT,
+ VLC_TRUE );
+ add_integer( "pvr-keyint", -1, NULL, KEYINT_TEXT, KEYINT_LONGTEXT,
+ VLC_TRUE );
+ add_integer( "pvr-bframes", -1, NULL, FRAMERATE_TEXT, FRAMERATE_LONGTEXT,
+ VLC_TRUE );
+ add_integer( "pvr-bitrate", -1, NULL, BITRATE_TEXT, BITRATE_LONGTEXT,
+ VLC_FALSE );
+ add_integer( "pvr-bitrate-peak", -1, NULL, BITRATE_PEAK_TEXT,
+ BITRATE_PEAK_LONGTEXT, VLC_TRUE );
+ add_integer( "pvr-bitrate-mode", -1, NULL, BITRATE_MODE_TEXT,
+ BITRATE_MODE_LONGTEXT, VLC_TRUE );
+ change_integer_list( i_bitrates, psz_bitrates_list_text, 0 );
+ add_integer( "pvr-audio-bitmask", -1, NULL, BITMASK_TEXT,
+ BITMASK_LONGTEXT, VLC_TRUE );
+ add_integer( "pvr-channel", -1, NULL, CHAN_TEXT,
+ CHAN_LONGTEXT, VLC_TRUE );
+
+ set_callbacks( Open, Close );
+vlc_module_end();
+
+/*****************************************************************************
+ * Prototypes
+ *****************************************************************************/
+static int Read ( access_t *, uint8_t *, int );
+static int Control( access_t *, int, va_list );
+
/* ivtv specific ioctls */
#define IVTV_IOC_G_CODEC 0xFFEE7703
#define IVTV_IOC_S_CODEC 0xFFEE7704
-
/* for use with IVTV_IOC_G_CODEC and IVTV_IOC_S_CODEC */
struct ivtv_ioctl_codec {
uint32_t stream_type;
};
-/*****************************************************************************
- * Prototypes
- *****************************************************************************/
-static int Open ( vlc_object_t * );
-static void Close ( vlc_object_t * );
-
-static ssize_t Read ( input_thread_t *, byte_t *, size_t );
-
-/*****************************************************************************
- * Module descriptor
- *****************************************************************************/
-vlc_module_begin();
- set_description( _("MPEG Encoding cards input (with ivtv drivers)") );
- set_capability( "access", 0 );
- add_shortcut( "pvr" );
- set_callbacks( Open, Close );
-vlc_module_end();
-
-/*****************************************************************************
- * Private access data
- *****************************************************************************/
struct access_sys_t
{
/* file descriptor */
int i_fd;
-
+
/* options */
int i_standard;
int i_width;
int i_height;
int i_frequency;
int i_framerate;
+ int i_keyint;
+ int i_bframes;
int i_bitrate;
int i_bitrate_peak;
int i_bitrate_mode;
+ int i_audio_bitmask;
int i_input;
};
*****************************************************************************/
static int Open( vlc_object_t * p_this )
{
- input_thread_t * p_input = (input_thread_t*) p_this;
+ access_t *p_access = (access_t*) p_this;
access_sys_t * p_sys;
char * psz_tofree, * psz_parser, * psz_device;
+ vlc_value_t val;
+
struct v4l2_format vfmt;
struct v4l2_frequency vf;
struct ivtv_ioctl_codec codec;
-
- //psz_device = calloc( strlen( "/dev/videox" ) + 1, 1 );
-
- p_input->pf_read = Read;
- p_input->stream.b_pace_control = 0;
- p_input->stream.b_seekable = 0;
- p_input->i_pts_delay = 1000000;
+
+ //psz_device = calloc( strlen( "/dev/videox" ) + 1, 1 );
+
+ p_access->pf_read = Read;
+ p_access->pf_block = NULL;
+ p_access->pf_seek = NULL;
+ p_access->pf_control = Control;
+ p_access->info.i_update = 0;
+ p_access->info.i_size = 0;
+ p_access->info.i_pos = 0;
+ p_access->info.b_eof = VLC_FALSE;
+ p_access->info.i_title = 0;
+ p_access->info.i_seekpoint = 0;
/* create private access data */
p_sys = calloc( sizeof( access_sys_t ), 1 );
- p_input->p_access_data = p_sys;
+ p_access->p_sys = p_sys;
/* defaults values */
-
- psz_device = 0;
- p_sys->i_standard = V4L2_STD_UNKNOWN;
- p_sys->i_width = -1;
- p_sys->i_height = -1;
- p_sys->i_frequency = -1; /* M6 ;) */
- p_sys->i_framerate = -1;
- p_sys->i_bitrate = -1;
- p_sys->i_bitrate_peak = -1;
- p_sys->i_bitrate_mode = -1;
- p_sys->i_input = -1;
+ var_Create( p_access, "pvr-device", VLC_VAR_STRING | VLC_VAR_DOINHERIT );
+ var_Get( p_access, "pvr-device" , &val);
+ psz_device = val.psz_string;
+
+ var_Create( p_access, "pvr-norm", VLC_VAR_INTEGER | VLC_VAR_DOINHERIT );
+ var_Get( p_access, "pvr-norm" , &val);
+ p_sys->i_standard = val.i_int;
+
+ var_Create( p_access, "pvr-width", VLC_VAR_INTEGER | VLC_VAR_DOINHERIT );
+ var_Get( p_access, "pvr-width" , &val);
+ p_sys->i_width = val.i_int;
+
+ var_Create( p_access, "pvr-height", VLC_VAR_INTEGER | VLC_VAR_DOINHERIT );
+ var_Get( p_access, "pvr-height" , &val);
+ p_sys->i_height = val.i_int;
+
+ var_Create( p_access, "pvr-frequency", VLC_VAR_INTEGER | VLC_VAR_DOINHERIT );
+ var_Get( p_access, "pvr-frequency" , &val);
+ p_sys->i_frequency = val.i_int;
+
+ var_Create( p_access, "pvr-framerate", VLC_VAR_INTEGER | VLC_VAR_DOINHERIT );
+ var_Get( p_access, "pvr-framerate" , &val);
+ p_sys->i_framerate = val.i_int;
+
+ var_Create( p_access, "pvr-keyint", VLC_VAR_INTEGER | VLC_VAR_DOINHERIT );
+ var_Get( p_access, "pvr-keyint" , &val);
+ p_sys->i_keyint = val.i_int;
+
+ var_Create( p_access, "pvr-bframes", VLC_VAR_INTEGER | VLC_VAR_DOINHERIT );
+ var_Get( p_access, "pvr-bframes" , &val);
+ p_sys->i_bframes = val.b_bool;
+
+ var_Create( p_access, "pvr-bitrate", VLC_VAR_INTEGER | VLC_VAR_DOINHERIT );
+ var_Get( p_access, "pvr-bitrate" , &val);
+ p_sys->i_bitrate = val.i_int;
+
+ var_Create( p_access, "pvr-bitrate-peak", VLC_VAR_INTEGER |
+ VLC_VAR_DOINHERIT );
+ var_Get( p_access, "pvr-bitrate-peak" , &val);
+ p_sys->i_bitrate_peak = val.i_int;
+
+ var_Create( p_access, "pvr-bitrate-mode", VLC_VAR_INTEGER |
+ VLC_VAR_DOINHERIT );
+ var_Get( p_access, "pvr-bitrate-mode" , &val);
+ p_sys->i_bitrate_mode = val.i_int;
+
+ var_Create( p_access, "pvr-audio-bitmask", VLC_VAR_INTEGER |
+ VLC_VAR_DOINHERIT );
+ var_Get( p_access, "pvr-audio-bitmask" , &val);
+ p_sys->i_audio_bitmask = val.i_int;
+ var_Create( p_access, "pvr-channel", VLC_VAR_INTEGER |
+ VLC_VAR_DOINHERIT );
+ var_Get( p_access, "pvr-channel" , &val);
+ p_sys->i_input = val.i_int;
/* parse command line options */
- psz_tofree = strdup( p_input->psz_name );
+ psz_tofree = strdup( p_access->psz_path );
psz_parser = psz_tofree;
if( *psz_parser )
char *psz_parser_init;
psz_parser += strlen( "norm=" );
psz_parser_init = psz_parser;
- while ( *psz_parser != ':' && *psz_parser != ','
+ while ( *psz_parser != ':' && *psz_parser != ','
&& *psz_parser != '\0' )
{
psz_parser++;
}
-
- if (!strncmp( psz_parser_init, "secam" ,
- psz_parser - psz_parser_init ) )
- {
+
+ if ( !strncmp( psz_parser_init, "secam" ,
+ psz_parser - psz_parser_init ) )
+ {
p_sys->i_standard = V4L2_STD_SECAM;
- }
- else if (!strncmp( psz_parser_init, "pal" ,
- psz_parser - psz_parser_init ) )
- {
+ }
+ else if ( !strncmp( psz_parser_init, "pal" ,
+ psz_parser - psz_parser_init ) )
+ {
p_sys->i_standard = V4L2_STD_PAL;
- }
- else if (!strncmp( psz_parser_init, "ntsc" ,
- psz_parser - psz_parser_init ) )
- {
+ }
+ else if ( !strncmp( psz_parser_init, "ntsc" ,
+ psz_parser - psz_parser_init ) )
+ {
p_sys->i_standard = V4L2_STD_NTSC;
- }
- else
- {p_sys->i_standard = strtol( psz_parser_init ,
- &psz_parser, 0 );}
-
+ }
+ else
+ {
+ p_sys->i_standard = strtol( psz_parser_init ,
+ &psz_parser, 0 );
+ }
}
else if( !strncmp( psz_parser, "channel=",
strlen( "channel=" ) ) )
else if( !strncmp( psz_parser, "device=", strlen( "device=" ) ) )
{
psz_device = calloc( strlen( "/dev/videox" ) + 1, 1 );
- sprintf( psz_device, "/dev/video%ld",
- strtol( psz_parser + strlen( "device=" ),
+ sprintf( psz_device, "/dev/video%ld",
+ strtol( psz_parser + strlen( "device=" ),
&psz_parser, 0 ) );
}
else if( !strncmp( psz_parser, "frequency=",
strtol( psz_parser + strlen( "framerate=" ),
&psz_parser, 0 );
}
+ else if( !strncmp( psz_parser, "keyint=",
+ strlen( "keyint=" ) ) )
+ {
+ p_sys->i_keyint =
+ strtol( psz_parser + strlen( "keyint=" ),
+ &psz_parser, 0 );
+ }
+ else if( !strncmp( psz_parser, "bframes=",
+ strlen( "bframes=" ) ) )
+ {
+ p_sys->i_bframes =
+ strtol( psz_parser + strlen( "bframes=" ),
+ &psz_parser, 0 );
+ }
+
else if( !strncmp( psz_parser, "width=",
strlen( "width=" ) ) )
{
strtol( psz_parser + strlen( "height=" ),
&psz_parser, 0 );
}
+ else if( !strncmp( psz_parser, "audio=",
+ strlen( "audio=" ) ) )
+ {
+ p_sys->i_audio_bitmask =
+ strtol( psz_parser + strlen( "audio=" ),
+ &psz_parser, 0 );
+ }
else if( !strncmp( psz_parser, "bitrate=",
strlen( "bitrate=" ) ) )
{
psz_parser += strlen( "bitratemode=" );
psz_parser_init = psz_parser;
while ( *psz_parser != ':' && *psz_parser != ','
- && *psz_parser != '\0' )
+ && *psz_parser != '\0' )
{
psz_parser++;
}
- if (!strncmp( psz_parser_init, "vbr" ,
- psz_parser - psz_parser_init ) )
- {
- p_sys->i_bitrate_mode = 0;
- }
- else if (!strncmp( psz_parser_init, "cbr" ,
- psz_parser - psz_parser_init ) )
- {
+ if ( !strncmp( psz_parser_init, "vbr" ,
+ psz_parser - psz_parser_init ) )
+ {
+ p_sys->i_bitrate_mode = 0;
+ }
+ else if ( !strncmp( psz_parser_init, "cbr" ,
+ psz_parser - psz_parser_init ) )
+ {
p_sys->i_bitrate_mode = 1;
- }
+ }
}
-
else if( !strncmp( psz_parser, "size=",
strlen( "size=" ) ) )
{
p_sys->i_height =
strtol( psz_parser + 1 ,
&psz_parser, 0 );
-
}
- else
+ else
{
char *psz_parser_init;
psz_parser_init = psz_parser;
psz_parser++;
}
psz_device = calloc( psz_parser - psz_parser_init + 1, 1 );
- strncpy( psz_device, psz_parser_init, psz_parser - psz_parser_init );
+ strncpy( psz_device, psz_parser_init,
+ psz_parser - psz_parser_init );
}
if( *psz_parser )
psz_parser++;
/* open the device */
if( ( p_sys->i_fd = open( psz_device, O_RDWR ) ) < 0 )
{
- msg_Err( p_input, "cannot open device (%s)", strerror( errno ) );
+ msg_Err( p_access, "cannot open device (%s)", strerror( errno ) );
return VLC_EGENERIC;
}
else
- msg_Dbg( p_input, "using video device: %s",psz_device);
+ {
+ msg_Dbg( p_access, "using video device: %s",psz_device);
+ }
free( psz_device );
-
+
/* set the input */
- if( p_sys->i_input != -1)
- {
- if(ioctl( p_sys->i_fd, VIDIOC_S_INPUT, &p_sys->i_input ) < 0 )
- {
- msg_Warn( p_input, "VIDIOC_S_INPUT failed" );
- }
- else
- msg_Dbg( p_input,"input set to:%d",p_sys->i_input);
- }
-
- /* set the video standard */
- if(p_sys->i_standard != V4L2_STD_UNKNOWN)
- {
- if(ioctl( p_sys->i_fd, VIDIOC_S_STD, &p_sys->i_standard ) < 0 )
- {
- msg_Warn( p_input, "VIDIOC_S_STD failed" );
- }
- else
- msg_Dbg( p_input,"video standard set to:%x",p_sys->i_standard);
- }
-
- /* set the picture size */
- if(p_sys->i_width != -1 || p_sys->i_height != -1)
- {
- if(ioctl( p_sys->i_fd, VIDIOC_G_FMT, &vfmt ) < 0 )
- {
- msg_Warn( p_input, "VIDIOC_G_FMT failed" );
- }
- else
- {
- if(p_sys->i_width != -1)
- vfmt.fmt.pix.width = p_sys->i_width;
-
- if(p_sys->i_height != -1)
- vfmt.fmt.pix.height = p_sys->i_height;
-
- if( ioctl( p_sys->i_fd, VIDIOC_S_FMT, &vfmt ) < 0 )
- {
- msg_Warn( p_input, "VIDIOC_S_FMT failed" );
- }
- else
- {
- msg_Dbg( p_input,"picture size set to:%dx%d",vfmt.fmt.pix.width, vfmt.fmt.pix.height);
- }
- }
- }
-
- /* set the frequency */
- if (p_sys->i_frequency != -1)
- {
- vf.tuner = 0; /* TODO: let the user choose the tuner */
- if( ioctl( p_sys->i_fd, VIDIOC_G_FREQUENCY, &vf ) < 0 )
- {
- msg_Warn( p_input, "VIDIOC_G_FREQUENCY failed (%s)",
- strerror( errno ) );
- }
- else
- {
- vf.frequency = p_sys->i_frequency * 16 / 1000;
- if( ioctl( p_sys->i_fd, VIDIOC_S_FREQUENCY, &vf ) < 0 )
- {
- msg_Warn( p_input, "VIDIOC_S_FREQUENCY failed (%s)",
- strerror( errno ) );
- }
- else
- {
- msg_Dbg( p_input,"Tuner frequency set to:%d",p_sys->i_frequency);
- }
- }
- }
-
- /* codec parameters */
- if(p_sys->i_framerate != -1
- || p_sys->i_bitrate_mode != -1
- || p_sys->i_bitrate_peak != -1
- || p_sys->i_bitrate != -1
- )
- {
-
- if( ioctl( p_sys->i_fd, IVTV_IOC_G_CODEC, &codec ) < 0 )
- {
- msg_Warn( p_input, "IVTV_IOC_G_CODEC failed" );
- }
- else
- {
-
- if(p_sys->i_framerate != -1)
- {
- switch( p_sys->i_framerate )
- {
- case 30:
- codec.framerate = 0;
- break;
-
- case 25:
- codec.framerate = 1;
- break;
-
- default:
- msg_Warn( p_input, "invalid framerate, reverting to 25" );
- codec.framerate = 1;
- break;
- }
- }
-
- if(p_sys->i_bitrate != -1)
- codec.bitrate = p_sys->i_bitrate;
-
- if(p_sys->i_bitrate_peak != -1)
- codec.bitrate_peak = p_sys->i_bitrate_peak;
-
- if(p_sys->i_bitrate_mode != -1)
- codec.bitrate_mode = p_sys->i_bitrate_mode;
-
- if( ioctl( p_sys->i_fd, IVTV_IOC_S_CODEC, &codec ) < 0 )
- {
- msg_Warn( p_input, "IVTV_IOC_S_CODEC failed" );
- }
- else
- {
- msg_Dbg( p_input, "Setting codec parameters to: framerate: %d, bitrate: %d/%d/%d",
- codec.framerate, codec.bitrate, codec.bitrate_peak, codec.bitrate_mode);
- }
- }
- }
-
- /* do a quick read */
- if(p_sys->i_fd)
- {
- if(read(p_sys->i_fd,&" ",1))
- {
- msg_Dbg(p_input, "Could read byte from device");
- }
- else
- {
- msg_Warn(p_input, "Could not read byte from device");
- }
- }
- return VLC_SUCCESS;
+ if ( p_sys->i_input != -1 )
+ {
+ if ( ioctl( p_sys->i_fd, VIDIOC_S_INPUT, &p_sys->i_input ) < 0 )
+ {
+ msg_Warn( p_access, "VIDIOC_S_INPUT failed" );
+ }
+ else
+ {
+ msg_Dbg( p_access, "input set to:%d", p_sys->i_input);
+ }
+ }
+
+ /* set the video standard */
+ if ( p_sys->i_standard != V4L2_STD_UNKNOWN )
+ {
+ if ( ioctl( p_sys->i_fd, VIDIOC_S_STD, &p_sys->i_standard ) < 0 )
+ {
+ msg_Warn( p_access, "VIDIOC_S_STD failed" );
+ }
+ else
+ {
+ msg_Dbg( p_access, "video standard set to:%x", p_sys->i_standard);
+ }
+ }
+
+ /* set the picture size */
+ if ( p_sys->i_width != -1 || p_sys->i_height != -1 )
+ {
+ if ( ioctl( p_sys->i_fd, VIDIOC_G_FMT, &vfmt ) < 0 )
+ {
+ msg_Warn( p_access, "VIDIOC_G_FMT failed" );
+ }
+ else
+ {
+ if ( p_sys->i_width != -1 )
+ {
+ vfmt.fmt.pix.width = p_sys->i_width;
+ }
+
+ if ( p_sys->i_height != -1 )
+ {
+ vfmt.fmt.pix.height = p_sys->i_height;
+ }
+
+ if ( ioctl( p_sys->i_fd, VIDIOC_S_FMT, &vfmt ) < 0 )
+ {
+ msg_Warn( p_access, "VIDIOC_S_FMT failed" );
+ }
+ else
+ {
+ msg_Dbg( p_access, "picture size set to:%dx%d",
+ vfmt.fmt.pix.width, vfmt.fmt.pix.height );
+ }
+ }
+ }
+
+ /* set the frequency */
+ if ( p_sys->i_frequency != -1 )
+ {
+ vf.tuner = 0; /* TODO: let the user choose the tuner */
+ if ( ioctl( p_sys->i_fd, VIDIOC_G_FREQUENCY, &vf ) < 0 )
+ {
+ msg_Warn( p_access, "VIDIOC_G_FREQUENCY failed (%s)",
+ strerror( errno ) );
+ }
+ else
+ {
+ vf.frequency = p_sys->i_frequency * 16 / 1000;
+ if( ioctl( p_sys->i_fd, VIDIOC_S_FREQUENCY, &vf ) < 0 )
+ {
+ msg_Warn( p_access, "VIDIOC_S_FREQUENCY failed (%s)",
+ strerror( errno ) );
+ }
+ else
+ {
+ msg_Dbg( p_access, "Tuner frequency set to:%d",
+ p_sys->i_frequency);
+ }
+ }
+ }
+
+ /* codec parameters */
+ if ( p_sys->i_framerate != -1
+ || p_sys->i_bitrate_mode != -1
+ || p_sys->i_bitrate_peak != -1
+ || p_sys->i_keyint != -1
+ || p_sys->i_bframes != -1
+ || p_sys->i_bitrate != -1
+ || p_sys->i_audio_bitmask != -1 )
+ {
+ if ( ioctl( p_sys->i_fd, IVTV_IOC_G_CODEC, &codec ) < 0 )
+ {
+ msg_Warn( p_access, "IVTV_IOC_G_CODEC failed" );
+ }
+ else
+ {
+ if ( p_sys->i_framerate != -1 )
+ {
+ switch ( p_sys->i_framerate )
+ {
+ case 30:
+ codec.framerate = 0;
+ break;
+
+ case 25:
+ codec.framerate = 1;
+ break;
+
+ default:
+ msg_Warn( p_access, "invalid framerate, reverting to 25" );
+ codec.framerate = 1;
+ break;
+ }
+ }
+
+ if ( p_sys->i_bitrate != -1 )
+ {
+ codec.bitrate = p_sys->i_bitrate;
+ }
+
+ if ( p_sys->i_bitrate_peak != -1 )
+ {
+ codec.bitrate_peak = p_sys->i_bitrate_peak;
+ }
+
+ if ( p_sys->i_bitrate_mode != -1 )
+ {
+ codec.bitrate_mode = p_sys->i_bitrate_mode;
+ }
+
+ if ( p_sys->i_audio_bitmask != -1 )
+ {
+ codec.audio_bitmask = p_sys->i_audio_bitmask;
+ }
+ if ( p_sys->i_keyint != -1 )
+ {
+ codec.framespergop = p_sys->i_keyint;
+ }
+
+ if ( p_sys->i_bframes != -1 )
+ {
+ codec.bframes = p_sys->i_bframes;
+ }
+ if( ioctl( p_sys->i_fd, IVTV_IOC_S_CODEC, &codec ) < 0 )
+ {
+ msg_Warn( p_access, "IVTV_IOC_S_CODEC failed" );
+ }
+ else
+ {
+ msg_Dbg( p_access, "Setting codec parameters to: framerate: %d, bitrate: %d/%d/%d",
+ codec.framerate, codec.bitrate, codec.bitrate_peak, codec.bitrate_mode );
+ }
+ }
+ }
+
+ /* do a quick read */
+#if 0
+ if ( p_sys->i_fd )
+ {
+ if ( read( p_sys->i_fd, psz_tmp, 1 ) )
+ {
+ msg_Dbg(p_input, "Could read byte from device");
+ }
+ else
+ {
+ msg_Warn(p_input, "Could not read byte from device");
+ }
+ }
+#endif
+ return VLC_SUCCESS;
}
/*****************************************************************************
*****************************************************************************/
static void Close( vlc_object_t * p_this )
{
- input_thread_t * p_input = (input_thread_t*) p_this;
- access_sys_t * p_sys = p_input->p_access_data;
+ access_t *p_access = (access_t*) p_this;
+ access_sys_t * p_sys = p_access->p_sys;
close( p_sys->i_fd );
free( p_sys );
/*****************************************************************************
* Read
*****************************************************************************/
-static ssize_t Read( input_thread_t * p_input, byte_t * p_buffer,
- size_t i_len )
+static int Read( access_t * p_access, uint8_t * p_buffer, int i_len )
{
- access_sys_t * p_sys = p_input->p_access_data;
+ access_sys_t * p_sys = p_access->p_sys;
int i_ret;
-
+
struct timeval timeout;
fd_set fds;
timeout.tv_sec = 0;
timeout.tv_usec = 500000;
- while( !( i_ret = select( p_sys->i_fd + 1, &fds,
- NULL, NULL, &timeout ) ) )
+ if( p_access->info.b_eof )
+ return 0;
+
+ while( !( i_ret = select( p_sys->i_fd + 1, &fds, NULL, NULL, &timeout) ) )
{
FD_ZERO( &fds );
FD_SET( p_sys->i_fd, &fds );
timeout.tv_sec = 0;
timeout.tv_usec = 500000;
- if( p_input->b_die || p_input->b_error )
+ if( p_access->b_die )
return 0;
}
if( i_ret < 0 )
{
- msg_Err( p_input, "select error (%s)", strerror( errno ) );
+ msg_Err( p_access, "select error (%s)", strerror( errno ) );
return -1;
}
i_ret = read( p_sys->i_fd, p_buffer, i_len );
+ if( i_ret == 0 )
+ {
+ p_access->info.b_eof = VLC_TRUE;
+ }
+ else if( i_ret > 0 )
+ {
+ p_access->info.i_pos += i_ret;
+ }
+
return i_ret;
}
+/*****************************************************************************
+ * Control
+ *****************************************************************************/
+static int Control( access_t *p_access, int i_query, va_list args )
+{
+ access_sys_t *p_sys = p_access->p_sys;
+ vlc_bool_t *pb_bool;
+ int *pi_int;
+ int64_t *pi_64;
+
+ switch( i_query )
+ {
+ /* */
+ case ACCESS_CAN_SEEK:
+ case ACCESS_CAN_FASTSEEK:
+ pb_bool = (vlc_bool_t*)va_arg( args, vlc_bool_t* );
+ *pb_bool = VLC_FALSE;
+ break;
+ case ACCESS_CAN_PAUSE:
+ pb_bool = (vlc_bool_t*)va_arg( args, vlc_bool_t* );
+ *pb_bool = VLC_FALSE;
+ break;
+ case ACCESS_CAN_CONTROL_PACE:
+ pb_bool = (vlc_bool_t*)va_arg( args, vlc_bool_t* );
+ *pb_bool = VLC_FALSE;
+ break;
+
+ /* */
+ case ACCESS_GET_MTU:
+ pi_int = (int*)va_arg( args, int * );
+ *pi_int = 0;
+ break;
+
+ case ACCESS_GET_PTS_DELAY:
+ pi_64 = (int64_t*)va_arg( args, int64_t * );
+ *pi_64 = 1000000;
+ break;
+
+ /* */
+ case ACCESS_SET_PAUSE_STATE:
+ /* Nothing to do */
+ break;
+
+ case ACCESS_GET_TITLE_INFO:
+ case ACCESS_SET_TITLE:
+ case ACCESS_SET_SEEKPOINT:
+ case ACCESS_SET_PRIVATE_ID_STATE:
+ return VLC_EGENERIC;
+
+ default:
+ msg_Warn( p_access, "unimplemented query in control" );
+ return VLC_EGENERIC;
+
+ }
+ return VLC_SUCCESS;
+}
+
projects / vlc / blobdiff