Skip to content

V
vlc
Commit 77787198 authored by Richard Hosking's avatar Richard Hosking
Browse files
Options

v4l2.c: Patch by Dennis Lou to add MPEG2 support. Many thanks.

parent 4b295c7c
Show whitespace changes
Inline Side-by-side
Showing with 463 additions and 175 deletions
modules/access/v4l2.c
View file @ 77787198
......@@ -35,6 +35,7 @@
/*
* TODO: Tuner partial implementation.
* TODO: Add more MPEG stream params
*/
/*****************************************************************************
......@@ -66,8 +67,10 @@
* Module descriptior
*****************************************************************************/
static int Open ( vlc_object_t * );
static void Close( vlc_object_t * );
static int DemuxOpen ( vlc_object_t * );
static void DemuxClose( vlc_object_t * );
static int AccessOpen ( vlc_object_t * );
static void AccessClose( vlc_object_t * );
#define DEV_TEXT N_("Device name")
#define DEV_LONGTEXT N_( \
......@@ -210,18 +213,30 @@ vlc_module_begin();
add_shortcut( "v4l2" );
set_capability( "access_demux", 10 );
set_callbacks( Open, Close );
set_callbacks( DemuxOpen, DemuxClose );
add_submodule();
set_description( _("Video4Linux2 Compressed A/V") );
set_capability( "access2", 0 );
/* use these when open as access_demux fails; VLC will use another demux */
set_callbacks( AccessOpen, AccessClose );
vlc_module_end();
/*****************************************************************************
* Access: local prototypes
*****************************************************************************/
static void ParseMRL( demux_t * );
static void CommonClose( vlc_object_t *, demux_sys_t * );
static void ParseMRL( demux_sys_t *, char *, vlc_object_t * );
static void GetV4L2Params( demux_sys_t * , vlc_object_t * );
static int DemuxControl( demux_t *, int, va_list );
static int AccessControl( access_t *, int, va_list );
static int Demux( demux_t * );
static ssize_t AccessRead( access_t *, uint8_t *, size_t );
static block_t* GrabVideo( demux_t *p_demux );
static block_t* ProcessVideoFrame( demux_t *p_demux, uint8_t *p_frame, size_t );
static block_t* GrabAudio( demux_t *p_demux );
......@@ -229,18 +244,24 @@ static block_t* GrabAudio( demux_t *p_demux );
vlc_bool_t IsPixelFormatSupported( demux_t *p_demux, unsigned int i_pixelformat );
char* ResolveALSADeviceName( char *psz_device );
static int OpenVideoDev( demux_t *, char *psz_device );
static int OpenVideoDev( vlc_object_t *, demux_sys_t *, vlc_bool_t );
static int OpenAudioDev( demux_t *, char *psz_device );
static vlc_bool_t ProbeVideoDev( demux_t *, char *psz_device );
static vlc_bool_t ProbeVideoDev( vlc_object_t *, demux_sys_t *, char *psz_device );
static vlc_bool_t ProbeAudioDev( demux_t *, char *psz_device );
static int ControlList( demux_t *p_demux, int i_fd, vlc_bool_t b_reset );
static int Control( demux_t *, int i_fd,
static int ControlList( vlc_object_t *, int , vlc_bool_t, vlc_bool_t );
static int Control( vlc_object_t *, int i_fd,
const char *psz_name, int i_cid, int i_value );
static int ControlCallback( vlc_object_t *p_this,
static int DemuxControlCallback( vlc_object_t *p_this,
const char *psz_var, vlc_value_t oldval, vlc_value_t newval,
void *p_data );
static int DemuxControlResetCallback( vlc_object_t *p_this,
const char *psz_var, vlc_value_t oldval, vlc_value_t newval,
void *p_data );
static int AccessControlCallback( vlc_object_t *p_this,
const char *psz_var, vlc_value_t oldval, vlc_value_t newval,
void *p_data );
static int ControlResetCallback( vlc_object_t *p_this,
static int AccessControlResetCallback( vlc_object_t *p_this,
const char *psz_var, vlc_value_t oldval, vlc_value_t newval,
void *p_data );
......@@ -379,17 +400,16 @@ struct demux_sys_t
};
/*****************************************************************************
* Open: opens v4l2 device
* DemuxOpen: opens v4l2 device, access_demux callback
*****************************************************************************
*
* url: <video device>::::
*
*****************************************************************************/
static int Open( vlc_object_t *p_this )
static int DemuxOpen( vlc_object_t *p_this )
{
demux_t *p_demux = (demux_t*)p_this;
demux_sys_t *p_sys;
vlc_value_t val;
/* Only when selected */
if( *p_demux->psz_access == '\0' ) return VLC_EGENERIC;
......@@ -404,51 +424,9 @@ static int Open( vlc_object_t *p_this )
p_demux->p_sys = p_sys = calloc( 1, sizeof( demux_sys_t ) );
if( p_sys == NULL ) return VLC_ENOMEM;
p_sys->i_video_pts = -1;
var_Create( p_demux, "v4l2-standard", VLC_VAR_INTEGER | VLC_VAR_DOINHERIT );
var_Get( p_demux, "v4l2-standard", &val );
p_sys->i_selected_standard_id = i_standards_list[val.i_int];
p_sys->i_selected_input = var_CreateGetInteger( p_demux, "v4l2-input" );
GetV4L2Params(p_sys, (vlc_object_t *) p_demux);
p_sys->io = var_CreateGetInteger( p_demux, "v4l2-io" );
p_sys->i_width = var_CreateGetInteger( p_demux, "v4l2-width" );
p_sys->i_height = var_CreateGetInteger( p_demux, "v4l2-height" );
var_CreateGetBool( p_demux, "v4l2-controls-reset" );
var_Create( p_demux, "v4l2-fps", VLC_VAR_FLOAT | VLC_VAR_DOINHERIT );
var_Get( p_demux, "v4l2-fps", &val );
p_sys->f_fps = val.f_float;
var_Create( p_demux, "v4l2-samplerate", VLC_VAR_INTEGER | VLC_VAR_DOINHERIT );
var_Get( p_demux, "v4l2-samplerate", &val );
p_sys->i_sample_rate = val.i_int;
p_sys->psz_requested_chroma = var_CreateGetString( p_demux, "v4l2-chroma" );
#ifdef HAVE_ALSA
var_Create( p_demux, "v4l2-alsa", VLC_VAR_BOOL | VLC_VAR_DOINHERIT );
var_Get( p_demux, "v4l2-alsa", &val );
p_sys->b_use_alsa = val.b_bool;
#endif
var_Create( p_demux, "v4l2-stereo", VLC_VAR_BOOL | VLC_VAR_DOINHERIT );
var_Get( p_demux, "v4l2-stereo", &val );
p_sys->b_stereo = val.b_bool;
p_sys->i_pts = var_CreateGetInteger( p_demux, "v4l2-caching" );
p_sys->psz_device = p_sys->psz_vdev = p_sys->psz_adev = NULL;
p_sys->i_fd_video = -1;
p_sys->i_fd_audio = -1;
p_sys->p_es_video = p_sys->p_es_audio = 0;
p_sys->p_block_audio = 0;
ParseMRL( p_demux );
ParseMRL( p_sys, p_demux->psz_path, (vlc_object_t *) p_demux );
#ifdef HAVE_ALSA
/* Alsa support available? */
......@@ -462,17 +440,17 @@ static int Open( vlc_object_t *p_this )
/* Try to open as video device */
msg_Dbg( p_demux, "trying device '%s' as video", p_sys->psz_device );
if( ProbeVideoDev( p_demux, p_sys->psz_device ) )
if( ProbeVideoDev( (vlc_object_t *) p_demux, p_sys, p_sys->psz_device ) )
{
msg_Dbg( p_demux, "'%s' is a video device", p_sys->psz_device );
/* Device was a video device */
if( p_sys->psz_vdev ) free( p_sys->psz_vdev );
p_sys->psz_vdev = p_sys->psz_device;
p_sys->psz_device = NULL;
p_sys->i_fd_video = OpenVideoDev( p_demux, p_sys->psz_vdev );
p_sys->i_fd_video = OpenVideoDev( (vlc_object_t *) p_demux, p_sys, VLC_TRUE );
if( p_sys->i_fd_video < 0 )
{
Close( p_this );
DemuxClose( p_this );
return VLC_EGENERIC;
}
}
......@@ -490,7 +468,7 @@ static int Open( vlc_object_t *p_this )
p_sys->i_fd_audio = OpenAudioDev( p_demux, p_sys->psz_adev );
if( p_sys->i_fd_audio < 0 )
{
Close( p_this );
DemuxClose( p_this );
return VLC_EGENERIC;
}
}
......@@ -502,7 +480,7 @@ static int Open( vlc_object_t *p_this )
{
if( strcmp( p_demux->psz_access, "v4l2" ) )
{
Close( p_this );
DemuxClose( p_this );
return VLC_EGENERIC;
}
}
......@@ -517,9 +495,9 @@ static int Open( vlc_object_t *p_this )
}
msg_Dbg( p_demux, "opening '%s' as video", p_sys->psz_vdev );
if( p_sys->psz_vdev && *p_sys->psz_vdev && ProbeVideoDev( p_demux, p_sys->psz_vdev ) )
if( p_sys->psz_vdev && *p_sys->psz_vdev && ProbeVideoDev( (vlc_object_t *) p_demux, p_sys, p_sys->psz_vdev ) )
{
p_sys->i_fd_video = OpenVideoDev( p_demux, p_sys->psz_vdev );
p_sys->i_fd_video = OpenVideoDev( (vlc_object_t *) p_demux, p_sys, VLC_TRUE );
}
}
......@@ -541,7 +519,7 @@ static int Open( vlc_object_t *p_this )
if( p_sys->i_fd_video < 0 && p_sys->i_fd_audio < 0 )
{
Close( p_this );
DemuxClose( p_this );
return VLC_EGENERIC;
}
......@@ -549,13 +527,63 @@ static int Open( vlc_object_t *p_this )
}
/*****************************************************************************
* ParseMRL: parse the options contained in the MRL
* GetV4L2Params: fill in p_sys parameters (shared by DemuxOpen and AccessOpen)
*****************************************************************************/
static void ParseMRL( demux_t *p_demux )
void GetV4L2Params( demux_sys_t *p_sys, vlc_object_t *p_obj )
{
demux_sys_t *p_sys = p_demux->p_sys;
vlc_value_t val;
p_sys->i_video_pts = -1;
var_Create( p_obj, "v4l2-standard", VLC_VAR_INTEGER | VLC_VAR_DOINHERIT );
var_Get( p_obj, "v4l2-standard", &val );
p_sys->i_selected_standard_id = i_standards_list[val.i_int];
p_sys->i_selected_input = var_CreateGetInteger( p_obj, "v4l2-input" );
p_sys->io = var_CreateGetInteger( p_obj, "v4l2-io" );
p_sys->i_width = var_CreateGetInteger( p_obj, "v4l2-width" );
p_sys->i_height = var_CreateGetInteger( p_obj, "v4l2-height" );
var_CreateGetBool( p_obj, "v4l2-controls-reset" );
var_Create( p_obj, "v4l2-fps", VLC_VAR_FLOAT | VLC_VAR_DOINHERIT );
var_Get( p_obj, "v4l2-fps", &val );
p_sys->f_fps = val.f_float;
var_Create( p_obj, "v4l2-samplerate", VLC_VAR_INTEGER | VLC_VAR_DOINHERIT );
var_Get( p_obj, "v4l2-samplerate", &val );
p_sys->i_sample_rate = val.i_int;
p_sys->psz_requested_chroma = var_CreateGetString( p_obj, "v4l2-chroma" );
#ifdef HAVE_ALSA
var_Create( p_obj, "v4l2-alsa", VLC_VAR_BOOL | VLC_VAR_DOINHERIT );
var_Get( p_obj, "v4l2-alsa", &val );
p_sys->b_use_alsa = val.b_bool;
#endif
var_Create( p_obj, "v4l2-stereo", VLC_VAR_BOOL | VLC_VAR_DOINHERIT );
var_Get( p_obj, "v4l2-stereo", &val );
p_sys->b_stereo = val.b_bool;
p_sys->i_pts = var_CreateGetInteger( p_obj, "v4l2-caching" );
char *psz_dup = strdup( p_demux->psz_path );
p_sys->psz_device = p_sys->psz_vdev = p_sys->psz_adev = NULL;
p_sys->i_fd_video = -1;
p_sys->i_fd_audio = -1;
p_sys->p_es_video = p_sys->p_es_audio = 0;
p_sys->p_block_audio = 0;
}
/*****************************************************************************
* ParseMRL: parse the options contained in the MRL
*****************************************************************************/
static void ParseMRL( demux_sys_t *p_sys, char *psz_path, vlc_object_t *p_obj )
{
char *psz_dup = strdup( psz_path );
char *psz_parser = psz_dup;
while( *psz_parser && *psz_parser != ':' )
......@@ -685,42 +713,42 @@ static void ParseMRL( demux_t *p_demux )
else if( !strncmp( psz_parser, "controls-reset",
strlen( "controls-reset" ) ) )
{
var_SetBool( p_demux, "v4l2-controls-reset", VLC_TRUE );
var_SetBool( p_obj, "v4l2-controls-reset", VLC_TRUE );
psz_parser += strlen( "controls-reset" );
}
#if 0
else if( !strncmp( psz_parser, "brightness=",
strlen( "brightness=" ) ) )
{
var_SetInteger( p_demux, "brightness",
var_SetInteger( p_obj, "brightness",
strtol( psz_parser + strlen( "brightness=" ),
&psz_parser, 0 ) );
}
else if( !strncmp( psz_parser, "contrast=",
strlen( "contrast=" ) ) )
{
var_SetInteger( p_demux, "contrast",
var_SetInteger( p_obj, "contrast",
strtol( psz_parser + strlen( "contrast=" ),
&psz_parser, 0 ) );
}
else if( !strncmp( psz_parser, "saturation=",
strlen( "saturation=" ) ) )
{
var_SetInteger( p_demux, "saturation",
var_SetInteger( p_obj, "saturation",
strtol( psz_parser + strlen( "saturation=" ),
&psz_parser, 0 ) );
}
else if( !strncmp( psz_parser, "hue=",
strlen( "hue=" ) ) )
{
var_SetInteger( p_demux, "hue",
var_SetInteger( p_obj, "hue",
strtol( psz_parser + strlen( "hue=" ),
&psz_parser, 0 ) );
}
else if( !strncmp( psz_parser, "gamma=",
strlen( "gamma=" ) ) )
{
var_SetInteger( p_demux, "gamma",
var_SetInteger( p_obj, "gamma",
strtol( psz_parser + strlen( "gamma=" ),
&psz_parser, 0 ) );
}
......@@ -756,7 +784,7 @@ static void ParseMRL( demux_t *p_demux )
}
else
{
msg_Warn( p_demux, "unknown option" );
msg_Warn( p_obj, "unknown option" );
}
while( *psz_parser && *psz_parser != ':' )
......@@ -782,14 +810,23 @@ static void ParseMRL( demux_t *p_demux )
/*****************************************************************************
* Close: close device, free resources
*****************************************************************************/
static void Close( vlc_object_t *p_this )
static void AccessClose( vlc_object_t *p_this )
{
access_t *p_access = (access_t *)p_this;
demux_sys_t *p_sys = (demux_sys_t *) p_access->p_sys;
CommonClose( p_this, p_sys );
}
static void DemuxClose( vlc_object_t *p_this )
{
demux_t *p_demux = (demux_t *)p_this;
demux_sys_t *p_sys = p_demux->p_sys;
struct v4l2_buffer buf;
enum v4l2_buf_type buf_type;
unsigned int i;
demux_t *p_demux = (demux_t *)p_this;
demux_sys_t *p_sys = p_demux->p_sys;
/* Stop video capture */
if( p_sys->i_fd_video >= 0 )
{
......@@ -813,7 +850,7 @@ static void Close( vlc_object_t *p_this )
buf_type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
if( ioctl( p_sys->i_fd_video, VIDIOC_STREAMOFF, &buf_type ) < 0 ) {
msg_Err( p_demux, "VIDIOC_STREAMOFF failed" );
msg_Err( p_this, "VIDIOC_STREAMOFF failed" );
}
break;
......@@ -833,7 +870,7 @@ static void Close( vlc_object_t *p_this )
{
if( munmap( p_sys->p_buffers[i].start, p_sys->p_buffers[i].length ) )
{
msg_Err( p_demux, "munmap failed" );
msg_Err( p_this, "munmap failed" );
}
}
break;
......@@ -848,6 +885,11 @@ static void Close( vlc_object_t *p_this )
free( p_sys->p_buffers );
}
CommonClose( p_this, p_sys );
}
static void CommonClose( vlc_object_t *p_this, demux_sys_t *p_sys )
{
/* Close */
if( p_sys->i_fd_video >= 0 ) close( p_sys->i_fd_video );
#ifdef HAVE_ALSA
......@@ -874,6 +916,99 @@ static void Close( vlc_object_t *p_this )
free( p_sys );
}
/*****************************************************************************
* AccessOpen: opens v4l2 device, access2 callback
*****************************************************************************
*
* url: <video device>::::
*
*****************************************************************************/
static int AccessOpen( vlc_object_t * p_this )
{
access_t *p_access = (access_t*) p_this;
demux_sys_t * p_sys;
/* Only when selected */
if( *p_access->psz_access == '\0' ) return VLC_EGENERIC;
p_access->pf_read = AccessRead;
p_access->pf_block = NULL;
p_access->pf_seek = NULL;
p_access->pf_control = AccessControl;
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;
p_sys = calloc( 1, sizeof( demux_sys_t ) );
p_access->p_sys = (access_sys_t *) p_sys;
if( p_sys == NULL ) return VLC_ENOMEM;
GetV4L2Params(p_sys, (vlc_object_t *) p_access);
ParseMRL( p_sys, p_access->psz_path, (vlc_object_t *) p_access );
/* Find main device (video) */
if( p_sys->psz_device && *p_sys->psz_device )
{
msg_Dbg( p_access, "main device='%s'", p_sys->psz_device );
/* Try to open as video device */
msg_Dbg( p_access, "trying device '%s' as video", p_sys->psz_device );
if( ProbeVideoDev( (vlc_object_t *) p_access, p_sys, p_sys->psz_device ) )
{
msg_Dbg( p_access, "'%s' is a video device", p_sys->psz_device );
/* Device was a video device */
if( p_sys->psz_vdev ) free( p_sys->psz_vdev );
p_sys->psz_vdev = p_sys->psz_device;
p_sys->psz_device = NULL;
p_sys->i_fd_video = OpenVideoDev( (vlc_object_t *) p_access, p_sys, VLC_FALSE );
if( p_sys->i_fd_video < 0 )
{
AccessClose( p_this );
return VLC_EGENERIC;
}
}
}
/* If no device opened, only continue if the access was forced */
if( p_sys->i_fd_video < 0 )
{
if( strcmp( p_access->psz_access, "v4l2" ) )
{
AccessClose( p_this );
return VLC_EGENERIC;
}
}
/* Find video device */
if( p_sys->i_fd_video < 0 )
{
if( !p_sys->psz_vdev || !*p_sys->psz_vdev )
{
if( p_sys->psz_vdev ) free( p_sys->psz_vdev );
p_sys->psz_vdev = var_CreateGetString( p_access, "v4l2-dev" );
}
msg_Dbg( p_access, "opening '%s' as video", p_sys->psz_vdev );
if( p_sys->psz_vdev && *p_sys->psz_vdev && ProbeVideoDev( (vlc_object_t *) p_access, p_sys, p_sys->psz_vdev ) )
{
p_sys->i_fd_video = OpenVideoDev( (vlc_object_t *) p_access, p_sys, VLC_FALSE );
}
}
if( p_sys->i_fd_video < 0 )
{
AccessClose( p_this );
return VLC_EGENERIC;
}
return VLC_SUCCESS;
}
/*****************************************************************************
* DemuxControl:
*****************************************************************************/
......@@ -911,6 +1046,108 @@ static int DemuxControl( demux_t *p_demux, int i_query, va_list args )
return VLC_EGENERIC;
}
/*****************************************************************************
* AccessControl: access2 callback
*****************************************************************************/
static int AccessControl( access_t *p_access, int i_query, va_list args )
{
vlc_bool_t *pb_bool;
int *pi_int;
int64_t *pi_64;
demux_sys_t *p_sys = (demux_sys_t *) p_access->p_sys;
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 = (int64_t) p_sys->i_pts * 1000;
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:
case ACCESS_GET_CONTENT_TYPE:
case ACCESS_GET_META:
return VLC_EGENERIC;
default:
msg_Warn( p_access, "Unimplemented query in control(%d).", i_query);
return VLC_EGENERIC;
}
return VLC_SUCCESS;
}
/*****************************************************************************
* AccessRead: access2 callback
******************************************************************************/
static ssize_t AccessRead( access_t * p_access, uint8_t * p_buffer, size_t i_len )
{
demux_sys_t *p_sys = (demux_sys_t *) p_access->p_sys;
struct pollfd ufd;
int i_ret;
ufd.fd = p_sys->i_fd_video;
ufd.events = POLLIN;
if( p_access->info.b_eof )
return 0;
do
{
if( p_access->b_die )
return 0;
ufd.revents = 0;
}
while( ( i_ret = poll( &ufd, 1, 500 ) ) == 0 );
if( i_ret < 0 )
{
msg_Err( p_access, "Polling error (%m)." );
return -1;
}
i_ret = read( p_sys->i_fd_video, 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;
}
/*****************************************************************************
* Demux: Processes the audio or video frame
*****************************************************************************/
......@@ -1379,19 +1616,19 @@ vlc_bool_t IsPixelFormatSupported( demux_t *p_demux, unsigned int i_pixelformat
/*****************************************************************************
* OpenVideoDev: open and set up the video device and probe for capabilities
*****************************************************************************/
int OpenVideoDev( demux_t *p_demux, char *psz_device )
int OpenVideoDev( vlc_object_t *p_obj, demux_sys_t *p_sys, vlc_bool_t b_demux )
{
int i_fd;
demux_sys_t *p_sys = p_demux->p_sys;
struct v4l2_cropcap cropcap;
struct v4l2_crop crop;
struct v4l2_format fmt;
unsigned int i_min;
enum v4l2_buf_type buf_type;
char *psz_device = p_sys->psz_vdev;
if( ( i_fd = open( psz_device, O_RDWR ) ) < 0 )
{
msg_Err( p_demux, "cannot open device (%m)" );
msg_Err( p_obj, "cannot open device (%m)" );
goto open_failed;
}
......@@ -1401,26 +1638,38 @@ int OpenVideoDev( demux_t *p_demux, char *psz_device )
{
if( ioctl( i_fd, VIDIOC_S_STD, &p_sys->i_selected_standard_id ) < 0 )
{
msg_Err( p_demux, "cannot set standard (%m)" );
msg_Err( p_obj, "cannot set standard (%m)" );
goto open_failed;
}
msg_Dbg( p_demux, "Set standard" );
msg_Dbg( p_obj, "Set standard" );
}
/* Select input */
if( p_sys->i_selected_input > p_sys->i_input )
{
msg_Warn( p_demux, "invalid input. Using the default one" );
msg_Warn( p_obj, "invalid input. Using the default one" );
p_sys->i_selected_input = 0;
}
if( ioctl( i_fd, VIDIOC_S_INPUT, &p_sys->i_selected_input ) < 0 )
{
msg_Err( p_demux, "cannot set input (%m)" );
msg_Err( p_obj, "cannot set input (%m)" );
goto open_failed;
}
/* TODO: Move the resolution stuff up here */
/* if MPEG encoder card, no need to do anything else after this */
if( VLC_FALSE == b_demux)
{
ControlList( p_obj, i_fd,
var_GetBool( p_obj, "v4l2-controls-reset" ), b_demux );
return i_fd;
}
demux_t *p_demux = (demux_t *) p_obj;
/* Verify device support for the various IO methods */
switch( p_sys->io )
{
......@@ -1524,6 +1773,7 @@ int OpenVideoDev( demux_t *p_demux, char *psz_device )
}
/* If no user specified chroma, find best */
/* This also decides if MPEG encoder card or not */
if( !fmt.fmt.pix.pixelformat )
{
fmt.fmt.pix.pixelformat = V4L2_PIX_FMT_YVU420;
......@@ -1535,7 +1785,7 @@ int OpenVideoDev( demux_t *p_demux, char *psz_device )
fmt.fmt.pix.pixelformat = V4L2_PIX_FMT_YUYV;
if( !IsPixelFormatSupported( p_demux, fmt.fmt.pix.pixelformat ) || ioctl( i_fd, VIDIOC_S_FMT, &fmt ) < 0 )
{
msg_Err( p_demux, "Could not select any of the default chromas!" );
msg_Warn( p_demux, "Could not select any of the default chromas; attempting to open as MPEG encoder card (access2)" );
goto open_failed;
}
}
......@@ -1612,9 +1862,6 @@ int OpenVideoDev( demux_t *p_demux, char *psz_device )
}
#endif
ControlList( p_demux, i_fd,
var_GetBool( p_demux, "v4l2-controls-reset" ) );
/* Init IO method */
switch( p_sys->io )
{
......@@ -2000,17 +2247,16 @@ int OpenAudioDev( demux_t *p_demux, char *psz_device )
/*****************************************************************************
* ProbeVideoDev: probe video for capabilities
*****************************************************************************/
vlc_bool_t ProbeVideoDev( demux_t *p_demux, char *psz_device )
vlc_bool_t ProbeVideoDev( vlc_object_t *p_obj, demux_sys_t *p_sys, char *psz_device )
{
int i_index;
int i_standard;
int i_fd;
demux_sys_t *p_sys = p_demux->p_sys;
if( ( i_fd = open( psz_device, O_RDWR ) ) < 0 )
{
msg_Err( p_demux, "cannot open video device (%m)" );
msg_Err( p_obj, "cannot open video device (%m)" );
goto open_failed;
}
......@@ -2018,11 +2264,11 @@ vlc_bool_t ProbeVideoDev( demux_t *p_demux, char *psz_device )
if( ioctl( i_fd, VIDIOC_QUERYCAP, &p_sys->dev_cap ) < 0 )
{
msg_Err( p_demux, "cannot get video capabilities (%m)" );
msg_Err( p_obj, "cannot get video capabilities (%m)" );
goto open_failed;
}
msg_Dbg( p_demux, "V4L2 device: %s using driver: %s (version: %u.%u.%u) on %s",
msg_Dbg( p_obj, "V4L2 device: %s using driver: %s (version: %u.%u.%u) on %s",
p_sys->dev_cap.card,
p_sys->dev_cap.driver,
(p_sys->dev_cap.version >> 16) & 0xFF,
......@@ -2030,14 +2276,14 @@ vlc_bool_t ProbeVideoDev( demux_t *p_demux, char *psz_device )
p_sys->dev_cap.version & 0xFF,
p_sys->dev_cap.bus_info );
msg_Dbg( p_demux, "the device has the capabilities: (%c) Video Capure, "
msg_Dbg( p_obj, "the device has the capabilities: (%c) Video Capure, "
"(%c) Audio, "
"(%c) Tuner",
( p_sys->dev_cap.capabilities & V4L2_CAP_VIDEO_CAPTURE ? 'X':' '),
( p_sys->dev_cap.capabilities & V4L2_CAP_AUDIO ? 'X':' '),
( p_sys->dev_cap.capabilities & V4L2_CAP_TUNER ? 'X':' ') );
msg_Dbg( p_demux, "supported I/O methods are: (%c) Read/Write, "
msg_Dbg( p_obj, "supported I/O methods are: (%c) Read/Write, "
"(%c) Streaming, "
"(%c) Asynchronous",
( p_sys->dev_cap.capabilities & V4L2_CAP_READWRITE ? 'X':' ' ),
......@@ -2067,10 +2313,10 @@ vlc_bool_t ProbeVideoDev( demux_t *p_demux, char *psz_device )
if( ioctl( i_fd, VIDIOC_ENUMINPUT, &p_sys->p_inputs[i_index] ) )
{
msg_Err( p_demux, "cannot get video input characteristics (%m)" );
msg_Err( p_obj, "cannot get video input characteristics (%m)" );
goto open_failed;
}
msg_Dbg( p_demux, "video input %i (%s) has type: %s",
msg_Dbg( p_obj, "video input %i (%s) has type: %s",
i_index,
p_sys->p_inputs[i_index].name,
p_sys->p_inputs[i_index].type
......@@ -2100,10 +2346,10 @@ vlc_bool_t ProbeVideoDev( demux_t *p_demux, char *psz_device )
if( ioctl( i_fd, VIDIOC_ENUMSTD, &p_sys->p_standards[i_standard] ) )
{
msg_Err( p_demux, "cannot get video input standards (%m)" );
msg_Err( p_obj, "cannot get video input standards (%m)" );
goto open_failed;
}
msg_Dbg( p_demux, "video standard %i is: %s",
msg_Dbg( p_obj, "video standard %i is: %s",
i_standard,
p_sys->p_standards[i_standard].name);
}
......@@ -2123,11 +2369,11 @@ vlc_bool_t ProbeVideoDev( demux_t *p_demux, char *psz_device )
{
if( ioctl( i_fd, VIDIOC_G_AUDIO, &p_sys->p_audios[ p_sys->i_audio] ) < 0 )
{
msg_Err( p_demux, "cannot get audio input characteristics (%m)" );
msg_Err( p_obj, "cannot get audio input characteristics (%m)" );
goto open_failed;
}
msg_Dbg( p_demux, "audio device %i (%s) is %s",
msg_Dbg( p_obj, "audio device %i (%s) is %s",
p_sys->i_audio,
p_sys->p_audios[p_sys->i_audio].name,
p_sys->p_audios[p_sys->i_audio].capability &
......@@ -2159,10 +2405,10 @@ vlc_bool_t ProbeVideoDev( demux_t *p_demux, char *psz_device )
if( ioctl( i_fd, VIDIOC_G_TUNER, &p_sys->p_tuners[i_index] ) )
{
msg_Err( p_demux, "cannot get tuner characteristics (%m)" );
msg_Err( p_obj, "cannot get tuner characteristics (%m)" );
goto open_failed;
}
msg_Dbg( p_demux, "tuner %i (%s) has type: %s, "
msg_Dbg( p_obj, "tuner %i (%s) has type: %s, "
"frequency range: %.1f %s -> %.1f %s",
i_index,
p_sys->p_tuners[i_index].name,
......@@ -2207,7 +2453,7 @@ vlc_bool_t ProbeVideoDev( demux_t *p_demux, char *psz_device )
if( ioctl( i_fd, VIDIOC_ENUM_FMT, &p_sys->p_codecs[i_index] ) < 0 )
{
msg_Err( p_demux, "cannot get codec description (%m)" );
msg_Err( p_obj, "cannot get codec description (%m)" );
goto open_failed;
}
......@@ -2222,7 +2468,7 @@ vlc_bool_t ProbeVideoDev( demux_t *p_demux, char *psz_device )
char sz_fourcc[5];
memset( &sz_fourcc, 0, sizeof( sz_fourcc ) );
vlc_fourcc_to_char( v4l2chroma_to_fourcc[i].i_fourcc, &sz_fourcc );
msg_Dbg( p_demux, "device supports chroma %4s [%s]",
msg_Dbg( p_obj, "device supports chroma %4s [%s]",
sz_fourcc,
p_sys->p_codecs[i_index].description );
......@@ -2235,7 +2481,7 @@ vlc_bool_t ProbeVideoDev( demux_t *p_demux, char *psz_device )
if( ioctl( i_fd, VIDIOC_ENUM_FRAMESIZES, &frmsize ) < 0 )
{
/* Not all devices support this ioctl */
msg_Warn( p_demux, "Unable to query for frame sizes" );
msg_Warn( p_obj, "Unable to query for frame sizes" );
}
else
{
......@@ -2244,21 +2490,21 @@ vlc_bool_t ProbeVideoDev( demux_t *p_demux, char *psz_device )
case V4L2_FRMSIZE_TYPE_DISCRETE:
do
{
msg_Dbg( p_demux,
msg_Dbg( p_obj,
" device supports size %dx%d",
frmsize.discrete.width, frmsize.discrete.height );
frmsize.index++;
} while( ioctl( i_fd, VIDIOC_ENUM_FRAMESIZES, &frmsize ) >= 0 );
break;
case V4L2_FRMSIZE_TYPE_STEPWISE:
msg_Dbg( p_demux,
msg_Dbg( p_obj,
" device supports sizes %dx%d to %dx%d using %dx%d increments",
frmsize.stepwise.min_width, frmsize.stepwise.min_height,
frmsize.stepwise.max_width, frmsize.stepwise.max_height,
frmsize.stepwise.step_width, frmsize.stepwise.step_height );
break;
case V4L2_FRMSIZE_TYPE_CONTINUOUS:
msg_Dbg( p_demux,
msg_Dbg( p_obj,
" device supports all sizes %dx%d to %dx%d",
frmsize.stepwise.min_width, frmsize.stepwise.min_height,
frmsize.stepwise.max_width, frmsize.stepwise.max_height );
......@@ -2270,7 +2516,7 @@ vlc_bool_t ProbeVideoDev( demux_t *p_demux, char *psz_device )
}
if( !b_codec_supported )
{
msg_Dbg( p_demux, "device codec %s not supported",
msg_Dbg( p_obj, "device codec %s not supported as access_demux",
p_sys->p_codecs[i_index].description );
}
......@@ -2350,9 +2596,9 @@ open_failed:
* Print a user-class v4l2 control's details, create the relevant variable,
* change the value if needed.
*****************************************************************************/
static void ControlListPrint( demux_t *p_demux, int i_fd,
static void ControlListPrint( vlc_object_t *p_obj, int i_fd,
struct v4l2_queryctrl queryctrl,
vlc_bool_t b_reset )
vlc_bool_t b_reset, vlc_bool_t b_demux )
{
struct v4l2_querymenu querymenu;
unsigned int i_mid;
......@@ -2364,9 +2610,9 @@ static void ControlListPrint( demux_t *p_demux, int i_fd,
vlc_value_t val, val2;
if( queryctrl.flags & V4L2_CTRL_FLAG_GRABBED )
msg_Dbg( p_demux, " control is busy" );
msg_Dbg( p_obj, " control is busy" );
if( queryctrl.flags & V4L2_CTRL_FLAG_READ_ONLY )
msg_Dbg( p_demux, " control is read-only" );
msg_Dbg( p_obj, " control is read-only" );
for( i = 0; controls[i].psz_name != NULL; i++ )
if( controls[i].i_cid == queryctrl.id ) break;
......@@ -2376,8 +2622,8 @@ static void ControlListPrint( demux_t *p_demux, int i_fd,
psz_name = strdup( controls[i].psz_name );
char psz_cfg_name[40];
sprintf( psz_cfg_name, CFG_PREFIX "%s", psz_name );
i_val = var_CreateGetInteger( p_demux, psz_cfg_name );
var_Destroy( p_demux, psz_cfg_name );
i_val = var_CreateGetInteger( p_obj, psz_cfg_name );
var_Destroy( p_obj, psz_cfg_name );
}
else
{
......@@ -2393,30 +2639,30 @@ static void ControlListPrint( demux_t *p_demux, int i_fd,
switch( queryctrl.type )
{
case V4L2_CTRL_TYPE_INTEGER:
msg_Dbg( p_demux, " integer control" );
msg_Dbg( p_demux,
msg_Dbg( p_obj, " integer control" );
msg_Dbg( p_obj,
" valid values: %d to %d by steps of %d",
queryctrl.minimum, queryctrl.maximum,
queryctrl.step );
var_Create( p_demux, psz_name,
var_Create( p_obj, psz_name,
VLC_VAR_INTEGER | VLC_VAR_HASMIN | VLC_VAR_HASMAX
| VLC_VAR_HASSTEP | VLC_VAR_ISCOMMAND );
val.i_int = queryctrl.minimum;
var_Change( p_demux, psz_name, VLC_VAR_SETMIN, &val, NULL );
var_Change( p_obj, psz_name, VLC_VAR_SETMIN, &val, NULL );
val.i_int = queryctrl.maximum;
var_Change( p_demux, psz_name, VLC_VAR_SETMAX, &val, NULL );
var_Change( p_obj, psz_name, VLC_VAR_SETMAX, &val, NULL );
val.i_int = queryctrl.step;
var_Change( p_demux, psz_name, VLC_VAR_SETSTEP, &val, NULL );
var_Change( p_obj, psz_name, VLC_VAR_SETSTEP, &val, NULL );
break;
case V4L2_CTRL_TYPE_BOOLEAN:
msg_Dbg( p_demux, " boolean control" );
var_Create( p_demux, psz_name,
msg_Dbg( p_obj, " boolean control" );
var_Create( p_obj, psz_name,
VLC_VAR_BOOL | VLC_VAR_ISCOMMAND );
break;
case V4L2_CTRL_TYPE_MENU:
msg_Dbg( p_demux, " menu control" );
var_Create( p_demux, psz_name,
msg_Dbg( p_obj, " menu control" );
var_Create( p_obj, psz_name,
VLC_VAR_INTEGER | VLC_VAR_HASCHOICE
| VLC_VAR_ISCOMMAND );
memset( &querymenu, 0, sizeof( querymenu ) );
......@@ -2428,22 +2674,22 @@ static void ControlListPrint( demux_t *p_demux, int i_fd,
querymenu.id = queryctrl.id;
if( ioctl( i_fd, VIDIOC_QUERYMENU, &querymenu ) >= 0 )
{
msg_Dbg( p_demux, " %d: %s",
msg_Dbg( p_obj, " %d: %s",
querymenu.index, querymenu.name );
val.i_int = querymenu.index;
val2.psz_string = (char *)querymenu.name;
var_Change( p_demux, psz_name,
var_Change( p_obj, psz_name,
VLC_VAR_ADDCHOICE, &val, &val2 );
}
}
break;
case V4L2_CTRL_TYPE_BUTTON:
msg_Dbg( p_demux, " button control" );
var_Create( p_demux, psz_name,
msg_Dbg( p_obj, " button control" );
var_Create( p_obj, psz_name,
VLC_VAR_VOID | VLC_VAR_ISCOMMAND );
break;
default:
msg_Dbg( p_demux, " unknown control type (FIXME)" );
msg_Dbg( p_obj, " unknown control type (FIXME)" );
/* FIXME */
break;
}
......@@ -2455,27 +2701,27 @@ static void ControlListPrint( demux_t *p_demux, int i_fd,
case V4L2_CTRL_TYPE_MENU:
{
struct v4l2_control control;
msg_Dbg( p_demux, " default value: %d",
msg_Dbg( p_obj, " default value: %d",
queryctrl.default_value );
memset( &control, 0, sizeof( control ) );
control.id = queryctrl.id;
if( ioctl( i_fd, VIDIOC_G_CTRL, &control ) >= 0 )
{
msg_Dbg( p_demux, " current value: %d", control.value );
msg_Dbg( p_obj, " current value: %d", control.value );
}
if( i_val == -1 )
{
i_val = control.value;
if( b_reset && queryctrl.default_value != control.value )
{
msg_Dbg( p_demux, " reset value to default" );
Control( p_demux, i_fd, psz_name,
msg_Dbg( p_obj, " reset value to default" );
Control( p_obj, i_fd, psz_name,
queryctrl.id, queryctrl.default_value );
}
}
else
{
Control( p_demux, i_fd, psz_name,
Control( p_obj, i_fd, psz_name,
queryctrl.id, i_val );
}
}
......@@ -2485,29 +2731,33 @@ static void ControlListPrint( demux_t *p_demux, int i_fd,
}
val.psz_string = (char *)queryctrl.name;
var_Change( p_demux, psz_name, VLC_VAR_SETTEXT, &val, NULL );
var_Change( p_obj, psz_name, VLC_VAR_SETTEXT, &val, NULL );
val.i_int = queryctrl.id;
val2.psz_string = (char *)psz_name;
var_Change( p_demux, "controls", VLC_VAR_ADDCHOICE, &val, &val2 );
var_Change( p_obj, "controls", VLC_VAR_ADDCHOICE, &val, &val2 );
switch( var_Type( p_demux, psz_name ) & VLC_VAR_TYPE )
switch( var_Type( p_obj, psz_name ) & VLC_VAR_TYPE )
{
case VLC_VAR_BOOL:
var_SetBool( p_demux, psz_name, i_val );
var_SetBool( p_obj, psz_name, i_val );
break;
case VLC_VAR_INTEGER:
var_SetInteger( p_demux, psz_name, i_val );
var_SetInteger( p_obj, psz_name, i_val );
break;
case VLC_VAR_VOID:
break;
default:
msg_Warn( p_demux, "FIXME: %s %s %d", __FILE__, __func__,
msg_Warn( p_obj, "FIXME: %s %s %d", __FILE__, __func__,
__LINE__ );
break;
}
var_AddCallback( p_demux, psz_name,
ControlCallback, (void*)queryctrl.id );
if (b_demux)
var_AddCallback( p_obj, psz_name,
DemuxControlCallback, (void*)queryctrl.id );
else
var_AddCallback( p_obj, psz_name,
AccessControlCallback, (void*)queryctrl.id );
free( psz_name );
}
......@@ -2516,7 +2766,7 @@ static void ControlListPrint( demux_t *p_demux, int i_fd,
* List all user-class v4l2 controls, set them to the user specified
* value and create the relevant variables to enable runtime changes
*****************************************************************************/
static int ControlList( demux_t *p_demux, int i_fd, vlc_bool_t b_reset )
static int ControlList( vlc_object_t *p_obj, int i_fd, vlc_bool_t b_reset, vlc_bool_t b_demux )
{
struct v4l2_queryctrl queryctrl;
int i_cid;
......@@ -2526,19 +2776,22 @@ static int ControlList( demux_t *p_demux, int i_fd, vlc_bool_t b_reset )
/* A list of available controls (aka the variable name) will be
* stored as choices in the "controls" variable. We'll thus be able
* to use those to create an appropriate interface */
var_Create( p_demux, "controls", VLC_VAR_INTEGER | VLC_VAR_HASCHOICE );
var_Create( p_obj, "controls", VLC_VAR_INTEGER | VLC_VAR_HASCHOICE );
var_Create( p_demux, "controls-update", VLC_VAR_VOID | VLC_VAR_ISCOMMAND );
var_Create( p_obj, "controls-update", VLC_VAR_VOID | VLC_VAR_ISCOMMAND );
/* Add a control to reset all controls to their default values */
vlc_value_t val, val2;
var_Create( p_demux, "controls-reset", VLC_VAR_VOID | VLC_VAR_ISCOMMAND );
var_Create( p_obj, "controls-reset", VLC_VAR_VOID | VLC_VAR_ISCOMMAND );
val.psz_string = _( "Reset controls to default" );
var_Change( p_demux, "controls-reset", VLC_VAR_SETTEXT, &val, NULL );
var_Change( p_obj, "controls-reset", VLC_VAR_SETTEXT, &val, NULL );
val.i_int = -1;
val2.psz_string = (char *)"controls-reset";
var_Change( p_demux, "controls", VLC_VAR_ADDCHOICE, &val, &val2 );
var_AddCallback( p_demux, "controls-reset", ControlResetCallback, NULL );
var_Change( p_obj, "controls", VLC_VAR_ADDCHOICE, &val, &val2 );
if (b_demux)
var_AddCallback( p_obj, "controls-reset", DemuxControlResetCallback, NULL );
else
var_AddCallback( p_obj, "controls-reset", AccessControlResetCallback, NULL );
/* List public controls */
for( i_cid = V4L2_CID_BASE;
......@@ -2550,9 +2803,9 @@ static int ControlList( demux_t *p_demux, int i_fd, vlc_bool_t b_reset )
{
if( queryctrl.flags & V4L2_CTRL_FLAG_DISABLED )
continue;
msg_Dbg( p_demux, "Available control: %s (%x)",
msg_Dbg( p_obj, "Available control: %s (%x)",
queryctrl.name, queryctrl.id );
ControlListPrint( p_demux, i_fd, queryctrl, b_reset );
ControlListPrint( p_obj, i_fd, queryctrl, b_reset, b_demux );
}
}
......@@ -2566,9 +2819,9 @@ static int ControlList( demux_t *p_demux, int i_fd, vlc_bool_t b_reset )
{
if( queryctrl.flags & V4L2_CTRL_FLAG_DISABLED )
continue;
msg_Dbg( p_demux, "Available private control: %s (%x)",
msg_Dbg( p_obj, "Available private control: %s (%x)",
queryctrl.name, queryctrl.id );
ControlListPrint( p_demux, i_fd, queryctrl, b_reset );
ControlListPrint( p_obj, i_fd, queryctrl, b_reset, b_demux );
}
else
break;
......@@ -2579,7 +2832,7 @@ static int ControlList( demux_t *p_demux, int i_fd, vlc_bool_t b_reset )
/*****************************************************************************
* Reset all user-class v4l2 controls to their default value
*****************************************************************************/
static int ControlReset( demux_t *p_demux, int i_fd )
static int ControlReset( vlc_object_t *p_obj, int i_fd )
{
struct v4l2_queryctrl queryctrl;
int i_cid;
......@@ -2605,7 +2858,7 @@ static int ControlReset( demux_t *p_demux, int i_fd )
int i;
for( i = 0; controls[i].psz_name != NULL; i++ )
if( controls[i].i_cid == queryctrl.id ) break;
Control( p_demux, i_fd,
Control( p_obj, i_fd,
controls[i].psz_name ? controls[i].psz_name
: (const char *)queryctrl.name,
queryctrl.id, queryctrl.default_value );
......@@ -2629,7 +2882,7 @@ static int ControlReset( demux_t *p_demux, int i_fd )
if( ioctl( i_fd, VIDIOC_G_CTRL, &control ) >= 0
&& queryctrl.default_value != control.value )
{
Control( p_demux, i_fd, (const char *)queryctrl.name,
Control( p_obj, i_fd, (const char *)queryctrl.name,
queryctrl.id, queryctrl.default_value );
}
}
......@@ -2642,7 +2895,7 @@ static int ControlReset( demux_t *p_demux, int i_fd )
/*****************************************************************************
* Issue user-class v4l2 controls
*****************************************************************************/
static int Control( demux_t *p_demux, int i_fd,
static int Control( vlc_object_t *p_obj, int i_fd,
const char *psz_name, int i_cid, int i_value )
{
struct v4l2_queryctrl queryctrl;
......@@ -2658,7 +2911,7 @@ static int Control( demux_t *p_demux, int i_fd,
if( ioctl( i_fd, VIDIOC_QUERYCTRL, &queryctrl ) < 0
|| queryctrl.flags & V4L2_CTRL_FLAG_DISABLED )
{
msg_Dbg( p_demux, "%s (%x) control is not supported.", psz_name,
msg_Dbg( p_obj, "%s (%x) control is not supported.", psz_name,
i_cid );
return VLC_EGENERIC;
}
......@@ -2671,7 +2924,7 @@ static int Control( demux_t *p_demux, int i_fd,
control.value = i_value;
if( ioctl( i_fd, VIDIOC_S_CTRL, &control ) < 0 )
{
msg_Err( p_demux, "unable to set %s to %d (%m)", psz_name,
msg_Err( p_obj, "unable to set %s to %d (%m)", psz_name,
i_value );
return VLC_EGENERIC;
}
......@@ -2679,18 +2932,18 @@ static int Control( demux_t *p_demux, int i_fd,
if( ioctl( i_fd, VIDIOC_G_CTRL, &control ) >= 0 )
{
vlc_value_t val;
msg_Dbg( p_demux, "video %s: %d", psz_name, control.value );
switch( var_Type( p_demux, psz_name ) & VLC_VAR_TYPE )
msg_Dbg( p_obj, "video %s: %d", psz_name, control.value );
switch( var_Type( p_obj, psz_name ) & VLC_VAR_TYPE )
{
case VLC_VAR_BOOL:
val.b_bool = control.value;
var_Change( p_demux, psz_name, VLC_VAR_SETVALUE, &val, NULL );
var_SetVoid( p_demux, "controls-update" );
var_Change( p_obj, psz_name, VLC_VAR_SETVALUE, &val, NULL );
var_SetVoid( p_obj, "controls-update" );
break;
case VLC_VAR_INTEGER:
val.i_int = control.value;
var_Change( p_demux, psz_name, VLC_VAR_SETVALUE, &val, NULL );
var_SetVoid( p_demux, "controls-update" );
var_Change( p_obj, psz_name, VLC_VAR_SETVALUE, &val, NULL );
var_SetVoid( p_obj, "controls-update" );
break;
}
}
......@@ -2700,7 +2953,7 @@ static int Control( demux_t *p_demux, int i_fd,
/*****************************************************************************
* On the fly change settings callback
*****************************************************************************/
static int ControlCallback( vlc_object_t *p_this,
static int DemuxControlCallback( vlc_object_t *p_this,
const char *psz_var, vlc_value_t oldval, vlc_value_t newval,
void *p_data )
{
......@@ -2713,12 +2966,12 @@ static int ControlCallback( vlc_object_t *p_this,
if( i_fd < 0 )
return VLC_EGENERIC;
Control( p_demux, i_fd, psz_var, i_cid, newval.i_int );
Control( p_this, i_fd, psz_var, i_cid, newval.i_int );
return VLC_EGENERIC;
}
static int ControlResetCallback( vlc_object_t *p_this,
static int DemuxControlResetCallback( vlc_object_t *p_this,
const char *psz_var, vlc_value_t oldval, vlc_value_t newval,
void *p_data )
{
......@@ -2730,7 +2983,42 @@ static int ControlResetCallback( vlc_object_t *p_this,
if( i_fd < 0 )
return VLC_EGENERIC;
ControlReset( p_demux, i_fd );
ControlReset( p_this, i_fd );
return VLC_EGENERIC;
}
static int AccessControlCallback( vlc_object_t *p_this,
const char *psz_var, vlc_value_t oldval, vlc_value_t newval,
void *p_data )
{
access_t *p_access = (access_t *)p_this;
demux_sys_t *p_sys = (demux_sys_t *) p_access->p_sys;
int i_cid = (int)p_data;
int i_fd = p_sys->i_fd_video;
if( i_fd < 0 )
return VLC_EGENERIC;
Control( p_this, i_fd, psz_var, i_cid, newval.i_int );
return VLC_EGENERIC;
}
static int AccessControlResetCallback( vlc_object_t *p_this,
const char *psz_var, vlc_value_t oldval, vlc_value_t newval,
void *p_data )
{
access_t *p_access = (access_t *)p_this;
demux_sys_t *p_sys = (demux_sys_t *) p_access->p_sys;
int i_fd = p_sys->i_fd_video;
if( i_fd < 0 )
return VLC_EGENERIC;
ControlReset( p_this, i_fd );
return VLC_EGENERIC;
}
Markdown is supported
0% or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment