#include <vlc_input.h>
#include <vlc_demux.h>
#include <vlc_access.h>
-#include <vlc_vout.h>
-#include <vlc_codecs.h>
+#include <vlc_picture.h>
+#include <vlc_charset.h>
+#include <vlc_fs.h>
-#include <sys/types.h>
-#include <sys/stat.h>
#include <sys/ioctl.h>
-#include <unistd.h>
#include <sys/mman.h>
-#include <errno.h>
#include <fcntl.h>
#include <arpa/inet.h>
+#include <errno.h>
/* From GStreamer's v4l plugin:
* Because of some really cool feature in video4linux1, also known as
#include <linux/videodev.h>
#include "videodev_mjpeg.h"
-#include <sys/soundcard.h>
-
+#ifdef HAVE_LIBV4L1
+#include <libv4l1.h>
+#endif
/*****************************************************************************
* Module descriptior
*****************************************************************************/
#define VDEV_LONGTEXT N_( \
"Name of the video device to use. " \
"If you don't specify anything, no video device will be used.")
-#define ADEV_TEXT N_("Audio device name")
-#define ADEV_LONGTEXT N_( \
- "Name of the audio device to use. " \
- "If you don't specify anything, no audio device will be used.")
#define CHROMA_TEXT N_("Video input chroma format")
#define CHROMA_LONGTEXT N_( \
"Force the Video4Linux video device to use a specific chroma format " \
"Contrast of the video input." )
#define TUNER_TEXT N_( "Tuner" )
#define TUNER_LONGTEXT N_( "Tuner to use, if there are several ones." )
-#define SAMPLERATE_TEXT N_( "Samplerate" )
-#define SAMPLERATE_LONGTEXT N_( \
- "Samplerate of the captured audio stream, in Hz (eg: 11025, 22050, 44100)" )
-#define STEREO_TEXT N_( "Stereo" )
-#define STEREO_LONGTEXT N_( \
- "Capture the audio stream in stereo." )
#define MJPEG_TEXT N_( "MJPEG" )
#define MJPEG_LONGTEXT N_( \
"Set this option if the capture device outputs MJPEG" )
#define FPS_LONGTEXT N_( "Framerate to capture, if applicable " \
"(-1 for autodetect)." )
+#define AUDIO_DEPRECATED_ERROR N_( \
+ "Alsa or OSS audio capture in the v4l access is deprecated. " \
+ "please use 'v4l:/""/ :input-slave=alsa:/""/' or " \
+ "'v4l:/""/ :input-slave=oss:/""/' instead." )
+
static const int i_norm_list[] =
{ VIDEO_MODE_AUTO, VIDEO_MODE_SECAM, VIDEO_MODE_PAL, VIDEO_MODE_NTSC };
static const char *const psz_norm_list_text[] =
{ N_("Automatic"), N_("SECAM"), N_("PAL"), N_("NTSC") };
+#define V4L_DEFAULT "/dev/video"
+
vlc_module_begin ()
set_shortname( N_("Video4Linux") )
set_description( N_("Video4Linux input") )
set_subcategory( SUBCAT_INPUT_ACCESS )
add_integer( "v4l-caching", DEFAULT_PTS_DELAY / 1000, NULL,
- CACHING_TEXT, CACHING_LONGTEXT, true );
- add_string( "v4l-vdev", "/dev/video", 0, VDEV_TEXT, VDEV_LONGTEXT,
- false );
- add_string( "v4l-adev", "/dev/dsp", 0, ADEV_TEXT, ADEV_LONGTEXT,
- false );
+ CACHING_TEXT, CACHING_LONGTEXT, true )
+ add_obsolete_string( "v4l-vdev" );
+ add_obsolete_string( "v4l-adev" );
add_string( "v4l-chroma", NULL, NULL, CHROMA_TEXT, CHROMA_LONGTEXT,
- true );
+ true )
add_float( "v4l-fps", -1.0, NULL, FPS_TEXT, FPS_LONGTEXT, true )
- add_integer( "v4l-samplerate", 44100, NULL, SAMPLERATE_TEXT,
- SAMPLERATE_LONGTEXT, true );
+ add_obsolete_integer( "v4l-samplerate" );
add_integer( "v4l-channel", 0, NULL, CHANNEL_TEXT, CHANNEL_LONGTEXT,
- true );
+ true )
add_integer( "v4l-tuner", -1, NULL, TUNER_TEXT, TUNER_LONGTEXT, true )
add_integer( "v4l-norm", VIDEO_MODE_AUTO, NULL, NORM_TEXT, NORM_LONGTEXT,
- false );
+ false )
change_integer_list( i_norm_list, psz_norm_list_text, NULL );
add_integer( "v4l-frequency", -1, NULL, FREQUENCY_TEXT, FREQUENCY_LONGTEXT,
- false );
+ false )
add_integer( "v4l-audio", -1, NULL, AUDIO_TEXT, AUDIO_LONGTEXT, true )
- add_bool( "v4l-stereo", true, NULL, STEREO_TEXT, STEREO_LONGTEXT,
- true );
+ add_obsolete_bool( "v4l-stereo" );
add_integer( "v4l-width", 0, NULL, WIDTH_TEXT, WIDTH_LONGTEXT, true )
add_integer( "v4l-height", 0, NULL, HEIGHT_TEXT, HEIGHT_LONGTEXT,
- true );
+ true )
add_integer( "v4l-brightness", -1, NULL, BRIGHTNESS_TEXT,
- BRIGHTNESS_LONGTEXT, true );
+ BRIGHTNESS_LONGTEXT, true )
add_integer( "v4l-colour", -1, NULL, COLOUR_TEXT, COLOUR_LONGTEXT,
- true );
+ true )
add_integer( "v4l-hue", -1, NULL, HUE_TEXT, HUE_LONGTEXT, true )
add_integer( "v4l-contrast", -1, NULL, CONTRAST_TEXT, CONTRAST_LONGTEXT,
- true );
+ true )
add_bool( "v4l-mjpeg", false, NULL, MJPEG_TEXT, MJPEG_LONGTEXT,
- true );
+ true )
add_integer( "v4l-decimation", 1, NULL, DECIMATION_TEXT,
- DECIMATION_LONGTEXT, true );
+ DECIMATION_LONGTEXT, true )
add_integer( "v4l-quality", 100, NULL, QUALITY_TEXT, QUALITY_LONGTEXT,
- true );
+ true )
add_shortcut( "v4l" )
set_capability( "access_demux", 10 )
static void ParseMRL ( demux_t * );
static int OpenVideoDev( demux_t *, char * );
-static int OpenAudioDev( demux_t *, char * );
-
-static block_t *GrabAudio( demux_t * );
static block_t *GrabVideo( demux_t * );
#define MJPEG_BUFFER_SIZE (256*1024)
static const struct
{
int i_v4l;
- int i_fourcc;
+ vlc_fourcc_t i_fourcc;
} v4lchroma_to_fourcc[] =
{
- { VIDEO_PALETTE_GREY, VLC_FOURCC( 'G', 'R', 'E', 'Y' ) },
+ { VIDEO_PALETTE_GREY, VLC_CODEC_GREY },
{ VIDEO_PALETTE_HI240, VLC_FOURCC( 'I', '2', '4', '0' ) },
- { VIDEO_PALETTE_RGB565, VLC_FOURCC( 'R', 'V', '1', '6' ) },
- { VIDEO_PALETTE_RGB555, VLC_FOURCC( 'R', 'V', '1', '5' ) },
- { VIDEO_PALETTE_RGB24, VLC_FOURCC( 'R', 'V', '2', '4' ) },
- { VIDEO_PALETTE_RGB32, VLC_FOURCC( 'R', 'V', '3', '2' ) },
- { VIDEO_PALETTE_YUV422, VLC_FOURCC( 'Y', 'U', 'Y', '2' ) },
- { VIDEO_PALETTE_YUV422, VLC_FOURCC( 'Y', 'U', 'Y', 'V' ) },
- { VIDEO_PALETTE_YUYV, VLC_FOURCC( 'Y', 'U', 'Y', '2' ) },
- { VIDEO_PALETTE_YUYV, VLC_FOURCC( 'Y', 'U', 'Y', 'V' ) },
- { VIDEO_PALETTE_UYVY, VLC_FOURCC( 'U', 'Y', 'V', 'Y' ) },
+ { VIDEO_PALETTE_RGB565, VLC_CODEC_RGB16 },
+ { VIDEO_PALETTE_RGB555, VLC_CODEC_RGB15 },
+ { VIDEO_PALETTE_RGB24, VLC_CODEC_RGB24 },
+ { VIDEO_PALETTE_RGB32, VLC_CODEC_RGB32 },
+ { VIDEO_PALETTE_YUV422, VLC_CODEC_YUYV },
+ { VIDEO_PALETTE_YUYV, VLC_CODEC_YUYV },
+ { VIDEO_PALETTE_UYVY, VLC_CODEC_UYVY },
{ VIDEO_PALETTE_YUV420, VLC_FOURCC( 'I', '4', '2', 'N' ) },
{ VIDEO_PALETTE_YUV411, VLC_FOURCC( 'I', '4', '1', 'N' ) },
{ VIDEO_PALETTE_RAW, VLC_FOURCC( 'G', 'R', 'A', 'W' ) },
- { VIDEO_PALETTE_YUV422P, VLC_FOURCC( 'I', '4', '2', '2' ) },
- { VIDEO_PALETTE_YUV420P, VLC_FOURCC( 'I', '4', '2', '0' ) },
- { VIDEO_PALETTE_YUV411P, VLC_FOURCC( 'I', '4', '1', '1' ) },
+ { VIDEO_PALETTE_YUV422P, VLC_CODEC_I422 },
+ { VIDEO_PALETTE_YUV420P, VLC_CODEC_I420 },
+ { VIDEO_PALETTE_YUV411P, VLC_CODEC_I411 },
{ 0, 0 }
};
struct demux_sys_t
{
/* Devices */
- char *psz_device; /* Main device from MRL, can be video or audio */
-
- char *psz_vdev;
- int fd_video;
-
- char *psz_adev;
- int fd_audio;
+ char *psz_device; /* Main device from MRL */
+ int i_fd;
/* Video properties */
picture_t pic;
struct video_picture vid_picture;
int i_video_frame_size;
- es_out_id_t *p_es_video;
-
- /* Audio properties */
- vlc_fourcc_t i_acodec_raw;
- int i_sample_rate;
- bool b_stereo;
- int i_audio_max_frame_size;
- block_t *p_block_audio;
- es_out_id_t *p_es_audio;
+ es_out_id_t *p_es;
};
+#ifndef HAVE_LIBV4L1
+# define v4l1_close close
+# define v4l1_ioctl ioctl
+# define v4l1_mmap mmap
+# define v4l1_munmap munmap
+# define v4l1_open vlc_open
+#endif
+
/*****************************************************************************
* Open: opens v4l device
*****************************************************************************
{
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' )
p_demux->info.i_update = 0;
p_demux->info.i_title = 0;
p_demux->info.i_seekpoint = 0;
- p_demux->p_sys = p_sys = malloc( sizeof( demux_sys_t ) );
- memset( p_sys, 0, sizeof( demux_sys_t ) );
-
- var_Create( p_demux, "v4l-audio", VLC_VAR_INTEGER | VLC_VAR_DOINHERIT );
- var_Get( p_demux, "v4l-audio", &val );
- p_sys->i_audio = val.i_int;
-
- var_Create( p_demux, "v4l-channel", VLC_VAR_INTEGER | VLC_VAR_DOINHERIT );
- var_Get( p_demux, "v4l-channel", &val );
- p_sys->i_channel = val.i_int;
-
- var_Create( p_demux, "v4l-norm", VLC_VAR_INTEGER | VLC_VAR_DOINHERIT );
- var_Get( p_demux, "v4l-norm", &val );
- p_sys->i_norm = val.i_int;
-
- var_Create( p_demux, "v4l-tuner", VLC_VAR_INTEGER | VLC_VAR_DOINHERIT );
- var_Get( p_demux, "v4l-tuner", &val );
- p_sys->i_tuner = val.i_int;
-
- var_Create( p_demux, "v4l-frequency",
- VLC_VAR_INTEGER | VLC_VAR_DOINHERIT );
- var_Get( p_demux, "v4l-frequency", &val );
- p_sys->i_frequency = val.i_int;
-
- var_Create( p_demux, "v4l-fps", VLC_VAR_FLOAT | VLC_VAR_DOINHERIT );
- var_Get( p_demux, "v4l-fps", &val );
- p_sys->f_fps = val.f_float;
-
- var_Create( p_demux, "v4l-width", VLC_VAR_INTEGER | VLC_VAR_DOINHERIT );
- var_Get( p_demux, "v4l-width", &val );
- p_sys->i_width = val.i_int;
+ p_demux->p_sys = p_sys = calloc( 1, sizeof( demux_sys_t ) );
+ if( !p_sys )
+ return VLC_ENOMEM;
- var_Create( p_demux, "v4l-height", VLC_VAR_INTEGER | VLC_VAR_DOINHERIT );
- var_Get( p_demux, "v4l-height", &val );
- p_sys->i_height = val.i_int;
+ p_sys->i_audio = var_CreateGetInteger( p_demux, "v4l-audio" );
+ p_sys->i_channel = var_CreateGetInteger( p_demux, "v4l-channel" );
+ p_sys->i_norm = var_CreateGetInteger( p_demux, "v4l-norm" );
+ p_sys->i_tuner = var_CreateGetInteger( p_demux, "v4l-tuner" );
+ p_sys->i_frequency = var_CreateGetInteger( p_demux, "v4l-frequency" );
- p_sys->i_video_pts = -1;
+ p_sys->f_fps = var_CreateGetFloat( p_demux, "v4l-fps" );
+ p_sys->i_width = var_CreateGetInteger( p_demux, "v4l-width" );
+ p_sys->i_height = var_CreateGetInteger( p_demux, "v4l-height" );
+ p_sys->i_video_pts = -1;
+ p_sys->i_brightness = var_CreateGetInteger( p_demux, "v4l-brightness" );
- var_Create( p_demux, "v4l-brightness", VLC_VAR_INTEGER |
- VLC_VAR_DOINHERIT );
- var_Get( p_demux, "v4l-brightness", &val );
- p_sys->i_brightness = val.i_int;
+ p_sys->i_hue = var_CreateGetInteger( p_demux, "v4l-hue" );
+ p_sys->i_colour = var_CreateGetInteger( p_demux, "v4l-colour" );
+ p_sys->i_contrast = var_CreateGetInteger( p_demux, "v4l-contrast" );
- var_Create( p_demux, "v4l-hue", VLC_VAR_INTEGER | VLC_VAR_DOINHERIT );
- var_Get( p_demux, "v4l-hue", &val );
- p_sys->i_hue = -1;
+ p_sys->b_mjpeg = var_CreateGetBool( p_demux, "v4l-mjpeg" );
+ p_sys->i_decimation = var_CreateGetInteger( p_demux, "v4l-decimation" );
+ p_sys->i_quality = var_CreateGetInteger( p_demux, "v4l-quality" );
- var_Create( p_demux, "v4l-colour", VLC_VAR_INTEGER | VLC_VAR_DOINHERIT );
- var_Get( p_demux, "v4l-colour", &val );
- p_sys->i_colour = val.i_int;
+ p_sys->psz_device = NULL;
+ p_sys->i_fd = -1;
- var_Create( p_demux, "v4l-contrast", VLC_VAR_INTEGER | VLC_VAR_DOINHERIT );
- var_Get( p_demux, "v4l-contrast", &val );
- p_sys->i_contrast = val.i_int;
-
- var_Create( p_demux, "v4l-mjpeg", VLC_VAR_BOOL | VLC_VAR_DOINHERIT );
- var_Get( p_demux, "v4l-mjpeg", &val );
- p_sys->b_mjpeg = val.b_bool;
-
- var_Create( p_demux, "v4l-decimation", VLC_VAR_INTEGER |
- VLC_VAR_DOINHERIT );
- var_Get( p_demux, "v4l-decimation", &val );
- p_sys->i_decimation = val.i_int;
-
- var_Create( p_demux, "v4l-quality", VLC_VAR_INTEGER | VLC_VAR_DOINHERIT );
- var_Get( p_demux, "v4l-quality", &val );
- p_sys->i_quality = val.i_int;
-
- var_Create( p_demux, "v4l-samplerate",
- VLC_VAR_INTEGER | VLC_VAR_DOINHERIT );
- var_Get( p_demux, "v4l-samplerate", &val );
- p_sys->i_sample_rate = val.i_int;
-
- var_Create( p_demux, "v4l-stereo", VLC_VAR_BOOL | VLC_VAR_DOINHERIT );
- var_Get( p_demux, "v4l-stereo", &val );
- p_sys->b_stereo = val.b_bool;
-
- p_sys->psz_device = p_sys->psz_vdev = p_sys->psz_adev = NULL;
- p_sys->fd_video = -1;
- p_sys->fd_audio = -1;
-
- p_sys->p_es_video = p_sys->p_es_audio = 0;
- p_sys->p_block_audio = 0;
+ p_sys->p_es = NULL;
ParseMRL( p_demux );
- /* Find main device (video or audio) */
- if( p_sys->psz_device && *p_sys->psz_device )
- {
- msg_Dbg( p_demux, "main device=`%s'", p_sys->psz_device );
-
- /* Try to open as video device */
- p_sys->fd_video = OpenVideoDev( p_demux, p_sys->psz_device );
-
- if( p_sys->fd_video < 0 )
- {
- /* Try to open as audio device */
- p_sys->fd_audio = OpenAudioDev( p_demux, p_sys->psz_device );
- if( p_sys->fd_audio >= 0 )
- {
- free( p_sys->psz_adev );
- p_sys->psz_adev = p_sys->psz_device;
- p_sys->psz_device = NULL;
- }
- }
- else
- {
- free( p_sys->psz_vdev );
- p_sys->psz_vdev = p_sys->psz_device;
- p_sys->psz_device = NULL;
- }
- }
-
- /* If no device opened, only continue if the access was forced */
- if( p_sys->fd_video < 0 && p_sys->fd_audio < 0 )
- {
- if( strcmp( p_demux->psz_access, "v4l" ) )
- {
- Close( p_this );
- return VLC_EGENERIC;
- }
- }
-
- /* Find video device */
- if( p_sys->fd_video < 0 )
- {
- if( !p_sys->psz_vdev || !*p_sys->psz_vdev )
- {
- free( p_sys->psz_vdev );
- p_sys->psz_vdev = var_CreateGetString( p_demux, "v4l-vdev" );;
- }
-
- if( p_sys->psz_vdev && *p_sys->psz_vdev )
- {
- p_sys->fd_video = OpenVideoDev( p_demux, p_sys->psz_vdev );
- }
- }
-
- /* Find audio device */
- if( p_sys->fd_audio < 0 )
- {
- if( !p_sys->psz_adev || !*p_sys->psz_adev )
- {
- free( p_sys->psz_adev );
- p_sys->psz_adev = var_CreateGetString( p_demux, "v4l-adev" );;
- }
-
- if( p_sys->psz_adev && *p_sys->psz_adev )
- {
- p_sys->fd_audio = OpenAudioDev( p_demux, p_sys->psz_adev );
- }
- }
-
- if( p_sys->fd_video < 0 && p_sys->fd_audio < 0 )
+ msg_Dbg( p_this, "opening device '%s'", p_sys->psz_device );
+ p_sys->i_fd = OpenVideoDev( p_demux, p_sys->psz_device );
+ if( p_sys->i_fd < 0 )
{
Close( p_this );
return VLC_EGENERIC;
}
+
msg_Dbg( p_demux, "v4l grabbing started" );
/* Declare elementary streams */
- if( p_sys->fd_video >= 0 )
+ es_format_t fmt;
+ es_format_Init( &fmt, VIDEO_ES, p_sys->i_fourcc );
+ fmt.video.i_width = p_sys->i_width;
+ fmt.video.i_height = p_sys->i_height;
+ fmt.video.i_sar_num = 4 * fmt.video.i_height;
+ fmt.video.i_sar_den = 3 * fmt.video.i_width;
+
+ /* Setup rgb mask for RGB formats */
+ switch( p_sys->i_fourcc )
{
- es_format_t fmt;
- es_format_Init( &fmt, VIDEO_ES, p_sys->i_fourcc );
- fmt.video.i_width = p_sys->i_width;
- fmt.video.i_height = p_sys->i_height;
- fmt.video.i_aspect = 4 * VOUT_ASPECT_FACTOR / 3;
-
- /* Setup rgb mask for RGB formats */
- switch( p_sys->i_fourcc )
- {
- case VLC_FOURCC('R','V','1','5'):
- fmt.video.i_rmask = 0x001f;
- fmt.video.i_gmask = 0x03e0;
- fmt.video.i_bmask = 0x7c00;
- break;
- case VLC_FOURCC('R','V','1','6'):
- fmt.video.i_rmask = 0x001f;
- fmt.video.i_gmask = 0x07e0;
- fmt.video.i_bmask = 0xf800;
- break;
- case VLC_FOURCC('R','V','2','4'):
- case VLC_FOURCC('R','V','3','2'):
- fmt.video.i_rmask = 0x00ff0000;
- fmt.video.i_gmask = 0x0000ff00;
- fmt.video.i_bmask = 0x000000ff;
- break;
- }
-
- msg_Dbg( p_demux, "added new video es %4.4s %dx%d",
- (char*)&fmt.i_codec, fmt.video.i_width, fmt.video.i_height );
- p_sys->p_es_video = es_out_Add( p_demux->out, &fmt );
+ case VLC_CODEC_RGB15:
+ fmt.video.i_rmask = 0x001f;
+ fmt.video.i_gmask = 0x03e0;
+ fmt.video.i_bmask = 0x7c00;
+ break;
+ case VLC_CODEC_RGB16:
+ fmt.video.i_rmask = 0x001f;
+ fmt.video.i_gmask = 0x07e0;
+ fmt.video.i_bmask = 0xf800;
+ break;
+ case VLC_CODEC_RGB24:
+ case VLC_CODEC_RGB32:
+ fmt.video.i_rmask = 0x00ff0000;
+ fmt.video.i_gmask = 0x0000ff00;
+ fmt.video.i_bmask = 0x000000ff;
+ break;
}
- if( p_sys->fd_audio >= 0 )
- {
- es_format_t fmt;
- es_format_Init( &fmt, AUDIO_ES, VLC_FOURCC('a','r','a','w') );
-
- fmt.audio.i_channels = p_sys->b_stereo ? 2 : 1;
- fmt.audio.i_rate = p_sys->i_sample_rate;
- fmt.audio.i_bitspersample = 16; // FIXME ?
- fmt.audio.i_blockalign = fmt.audio.i_channels *
- fmt.audio.i_bitspersample / 8;
- fmt.i_bitrate = fmt.audio.i_channels * fmt.audio.i_rate *
- fmt.audio.i_bitspersample;
-
- msg_Dbg( p_demux, "new audio es %d channels %dHz",
- fmt.audio.i_channels, fmt.audio.i_rate );
-
- p_sys->p_es_audio = es_out_Add( p_demux->out, &fmt );
- }
+ msg_Dbg( p_demux, "added new video es %4.4s %dx%d",
+ (char*)&fmt.i_codec, fmt.video.i_width, fmt.video.i_height );
+ p_sys->p_es = es_out_Add( p_demux->out, &fmt );
/* Update default_pts to a suitable value for access */
var_Create( p_demux, "v4l-caching", VLC_VAR_INTEGER | VLC_VAR_DOINHERIT );
demux_sys_t *p_sys = p_demux->p_sys;
free( p_sys->psz_device );
- free( p_sys->psz_vdev );
- free( p_sys->psz_adev );
- if( p_sys->fd_video >= 0 ) close( p_sys->fd_video );
- if( p_sys->fd_audio >= 0 ) close( p_sys->fd_audio );
- if( p_sys->p_block_audio ) block_Release( p_sys->p_block_audio );
+ if( p_sys->i_fd >= 0 ) v4l1_close( p_sys->i_fd );
if( p_sys->b_mjpeg )
{
int i_noframe = -1;
- ioctl( p_sys->fd_video, MJPIOC_QBUF_CAPT, &i_noframe );
+ v4l1_ioctl( p_sys->i_fd, MJPIOC_QBUF_CAPT, &i_noframe );
}
if( p_sys->p_video_mmap && p_sys->p_video_mmap != MAP_FAILED )
{
if( p_sys->b_mjpeg )
- munmap( p_sys->p_video_mmap, p_sys->mjpeg_buffers.size *
+ v4l1_munmap( p_sys->p_video_mmap, p_sys->mjpeg_buffers.size *
p_sys->mjpeg_buffers.count );
else
- munmap( p_sys->p_video_mmap, p_sys->vid_mbuf.size );
+ v4l1_munmap( p_sys->p_video_mmap, p_sys->vid_mbuf.size );
}
free( p_sys );
/* Special for access_demux */
case DEMUX_CAN_PAUSE:
case DEMUX_CAN_SEEK:
- case DEMUX_SET_PAUSE_STATE:
case DEMUX_CAN_CONTROL_PACE:
pb = (bool*)va_arg( args, bool * );
*pb = false;
static int Demux( demux_t *p_demux )
{
demux_sys_t *p_sys = p_demux->p_sys;
- es_out_id_t *p_es = p_sys->p_es_audio;
- block_t *p_block = NULL;
- /* Try grabbing audio frames first */
- if( p_sys->fd_audio < 0 || !( p_block = GrabAudio( p_demux ) ) )
- {
- /* Try grabbing video frame */
- p_es = p_sys->p_es_video;
- if( p_sys->fd_video > 0 ) p_block = GrabVideo( p_demux );
- }
+ block_t *p_block = GrabVideo( p_demux );
if( !p_block )
{
- /* Sleep so we do not consume all the cpu, 10ms seems
- * like a good value (100fps) */
- msleep( 10000 );
+ msleep( 10000 ); /* Unfortunately v4l doesn't allow polling */
return 1;
}
es_out_Control( p_demux->out, ES_OUT_SET_PCR, p_block->i_pts );
- es_out_Send( p_demux->out, p_es, p_block );
+ es_out_Send( p_demux->out, p_sys->p_es, p_block );
return 1;
}
p_sys->i_tuner = strtol( psz_parser + strlen( "tuner=" ),
&psz_parser, 0 );
}
- else if( !strncmp( psz_parser, "adev=", strlen( "adev=" ) ) )
- {
- int i_len;
-
- psz_parser += strlen( "adev=" );
- if( strchr( psz_parser, ':' ) )
- {
- i_len = strchr( psz_parser, ':' ) - psz_parser;
- }
- else
- {
- i_len = strlen( psz_parser );
- }
-
- p_sys->psz_adev = strndup( psz_parser, i_len );
-
- psz_parser += i_len;
- }
- else if( !strncmp( psz_parser, "samplerate=",
- strlen( "samplerate=" ) ) )
- {
- p_sys->i_sample_rate =
- strtol( psz_parser + strlen( "samplerate=" ),
- &psz_parser, 0 );
- }
- else if( !strncmp( psz_parser, "stereo", strlen( "stereo" ) ) )
- {
- psz_parser += strlen( "stereo" );
-
- p_sys->b_stereo = true;
- }
- else if( !strncmp( psz_parser, "mono", strlen( "mono" ) ) )
- {
- psz_parser += strlen( "mono" );
-
- p_sys->b_stereo = false;
- }
else if( !strncmp( psz_parser, "mjpeg", strlen( "mjpeg" ) ) )
{
psz_parser += strlen( "mjpeg" );
}
else if( !strncmp( psz_parser, "fps=", strlen( "fps=" ) ) )
{
- p_sys->f_fps = strtof( psz_parser + strlen( "fps=" ),
- &psz_parser );
+ p_sys->f_fps = us_strtof( psz_parser + strlen( "fps=" ),
+ &psz_parser );
+ }
+ else if( !strncmp( psz_parser, "adev=", strlen( "adev=" ) )
+ || !strncmp( psz_parser, "samplerate=", strlen( "samplerate=" ) )
+ || !strncmp( psz_parser, "stereo", strlen( "stereo" ) )
+ || !strncmp( psz_parser, "mono", strlen( "mono" ) ) )
+ {
+ if( strchr( psz_parser, ':' ) )
+ psz_parser = strchr( psz_parser, ':' );
+ else
+ psz_parser += strlen( psz_parser );
+ msg_Err( p_demux, AUDIO_DEPRECATED_ERROR );
}
else
{
}
if( *psz_dup )
- {
p_sys->psz_device = strdup( psz_dup );
- }
+ else
+ p_sys->psz_device = strdup( V4L_DEFAULT );
free( psz_dup );
}
struct mjpeg_params mjpeg;
int i;
- if( ( i_fd = open( psz_device, O_RDWR ) ) < 0 )
+ if( ( i_fd = v4l1_open( psz_device, O_RDWR ) ) < 0 )
{
msg_Err( p_demux, "cannot open device (%m)" );
goto vdev_failed;
}
- if( ioctl( i_fd, VIDIOCGCAP, &p_sys->vid_cap ) < 0 )
+ if( v4l1_ioctl( i_fd, VIDIOCGCAP, &p_sys->vid_cap ) < 0 )
{
msg_Err( p_demux, "cannot get capabilities (%m)" );
goto vdev_failed;
}
vid_channel.channel = p_sys->i_channel;
- if( ioctl( i_fd, VIDIOCGCHAN, &vid_channel ) < 0 )
+ if( v4l1_ioctl( i_fd, VIDIOCGCHAN, &vid_channel ) < 0 )
{
msg_Err( p_demux, "cannot get channel infos (%m)" );
goto vdev_failed;
}
vid_channel.norm = p_sys->i_norm;
- if( ioctl( i_fd, VIDIOCSCHAN, &vid_channel ) < 0 )
+ if( v4l1_ioctl( i_fd, VIDIOCSCHAN, &vid_channel ) < 0 )
{
msg_Err( p_demux, "cannot set channel (%m)" );
goto vdev_failed;
if( p_sys->i_tuner >= 0 )
{
vid_tuner.tuner = p_sys->i_tuner;
- if( ioctl( i_fd, VIDIOCGTUNER, &vid_tuner ) < 0 )
+ if( v4l1_ioctl( i_fd, VIDIOCGTUNER, &vid_tuner ) < 0 )
{
msg_Err( p_demux, "cannot get tuner (%m)" );
goto vdev_failed;
/* FIXME FIXME to be checked FIXME FIXME */
//vid_tuner.mode = p_sys->i_norm;
- if( ioctl( i_fd, VIDIOCSTUNER, &vid_tuner ) < 0 )
+ if( v4l1_ioctl( i_fd, VIDIOCSTUNER, &vid_tuner ) < 0 )
{
msg_Err( p_demux, "cannot set tuner (%m)" );
goto vdev_failed;
if( p_sys->i_frequency >= 0 )
{
int driver_frequency = p_sys->i_frequency * 16 /1000;
- if( ioctl( i_fd, VIDIOCSFREQ, &driver_frequency ) < 0 )
+ if( v4l1_ioctl( i_fd, VIDIOCSFREQ, &driver_frequency ) < 0 )
{
msg_Err( p_demux, "cannot set frequency (%m)" );
goto vdev_failed;
if( p_sys->i_audio >= 0 )
{
vid_audio.audio = p_sys->i_audio;
- if( ioctl( i_fd, VIDIOCGAUDIO, &vid_audio ) < 0 )
+ if( v4l1_ioctl( i_fd, VIDIOCGAUDIO, &vid_audio ) < 0 )
{
msg_Err( p_demux, "cannot get audio (%m)" );
goto vdev_failed;
/* unmute audio */
vid_audio.flags &= ~VIDEO_AUDIO_MUTE;
- if( ioctl( i_fd, VIDIOCSAUDIO, &vid_audio ) < 0 )
+ if( v4l1_ioctl( i_fd, VIDIOCSAUDIO, &vid_audio ) < 0 )
{
msg_Err( p_demux, "cannot set audio (%m)" );
goto vdev_failed;
* or height */
if( p_sys->b_mjpeg )
{
- struct quicktime_mjpeg_app1 *p_app1;
+ struct quicktime_mjpeg_app1 p_app1;
int32_t i_offset;
- if( ioctl( i_fd, MJPIOC_G_PARAMS, &mjpeg ) < 0 )
+ if( v4l1_ioctl( i_fd, MJPIOC_G_PARAMS, &mjpeg ) < 0 )
{
msg_Err( p_demux, "cannot get mjpeg params (%m)" );
goto vdev_failed;
mjpeg.APP_len = 40;
/* aligned */
- p_app1 = (struct quicktime_mjpeg_app1 *)mjpeg.APP_data;
- p_app1->i_reserved = 0;
- p_app1->i_tag = VLC_FOURCC( 'm','j','p','g' );
- p_app1->i_field_size = 0;
- p_app1->i_padded_field_size = 0;
- p_app1->i_next_field = 0;
+ p_app1.i_reserved = 0;
+ p_app1.i_tag = VLC_FOURCC( 'm','j','p','g' );
+ p_app1.i_field_size = 0;
+ p_app1.i_padded_field_size = 0;
+ p_app1.i_next_field = 0;
/* XXX WARNING XXX */
/* these's nothing magic about these values. We are dangerously
* assuming the encoder card is encoding mjpeg-a and is not throwing
* does conform to standards outside of Apple Quicktime.
*/
i_offset = 0x2e;
- p_app1->i_DQT_offset = hton32( i_offset );
+ p_app1.i_DQT_offset = hton32( i_offset );
i_offset = 0xb4;
- p_app1->i_DHT_offset = hton32( i_offset );
+ p_app1.i_DHT_offset = hton32( i_offset );
i_offset = 0x258;
- p_app1->i_SOF_offset = hton32( i_offset );
+ p_app1.i_SOF_offset = hton32( i_offset );
i_offset = 0x26b;
- p_app1->i_SOS_offset = hton32( i_offset );
+ p_app1.i_SOS_offset = hton32( i_offset );
i_offset = 0x279;
- p_app1->i_data_offset = hton32( i_offset );
+ p_app1.i_data_offset = hton32( i_offset );
+ memcpy(mjpeg.APP_data, &p_app1, sizeof(struct quicktime_mjpeg_app1));
/* SOF and SOS aren't specified by the mjpeg API because they aren't
* optional. They will be present in the output. */
mjpeg.jpeg_markers = JPEG_MARKER_DHT | JPEG_MARKER_DQT;
- if( ioctl( i_fd, MJPIOC_S_PARAMS, &mjpeg ) < 0 )
+ if( v4l1_ioctl( i_fd, MJPIOC_S_PARAMS, &mjpeg ) < 0 )
{
msg_Err( p_demux, "cannot set mjpeg params (%m)" );
goto vdev_failed;
{
struct video_window vid_win;
- if( ioctl( i_fd, VIDIOCGWIN, &vid_win ) < 0 )
+ if( v4l1_ioctl( i_fd, VIDIOCGWIN, &vid_win ) < 0 )
{
msg_Err( p_demux, "cannot get win (%m)" );
goto vdev_failed;
if( !p_sys->b_mjpeg )
{
/* set hue/color/.. */
- if( ioctl( i_fd, VIDIOCGPICT, &p_sys->vid_picture ) == 0 )
+ if( v4l1_ioctl( i_fd, VIDIOCGPICT, &p_sys->vid_picture ) == 0 )
{
struct video_picture vid_picture = p_sys->vid_picture;
{
vid_picture.contrast = p_sys->i_contrast;
}
- if( ioctl( i_fd, VIDIOCSPICT, &vid_picture ) == 0 )
+ if( v4l1_ioctl( i_fd, VIDIOCSPICT, &vid_picture ) == 0 )
{
msg_Dbg( p_demux, "v4l device uses brightness: %d",
vid_picture.brightness );
}
/* Find out video format used by device */
- if( ioctl( i_fd, VIDIOCGPICT, &p_sys->vid_picture ) == 0 )
+ if( v4l1_ioctl( i_fd, VIDIOCGPICT, &p_sys->vid_picture ) == 0 )
{
struct video_picture vid_picture = p_sys->vid_picture;
char *psz;
p_sys->i_fourcc = 0;
psz = var_CreateGetString( p_demux, "v4l-chroma" );
- if( strlen( psz ) >= 4 )
+
+ const vlc_fourcc_t i_chroma =
+ vlc_fourcc_GetCodecFromString( VIDEO_ES, psz );
+ if( i_chroma )
{
vid_picture.palette = 0;
- int i_chroma = VLC_FOURCC( psz[0], psz[1], psz[2], psz[3] );
/* Find out v4l chroma code */
for( i = 0; v4lchroma_to_fourcc[i].i_v4l != 0; i++ )
free( psz );
if( vid_picture.palette &&
- !ioctl( i_fd, VIDIOCSPICT, &vid_picture ) )
+ !v4l1_ioctl( i_fd, VIDIOCSPICT, &vid_picture ) )
{
p_sys->vid_picture = vid_picture;
}
{
/* Try to set the format to something easy to encode */
vid_picture.palette = VIDEO_PALETTE_YUV420P;
- if( ioctl( i_fd, VIDIOCSPICT, &vid_picture ) == 0 )
+ if( v4l1_ioctl( i_fd, VIDIOCSPICT, &vid_picture ) == 0 )
{
p_sys->vid_picture = vid_picture;
}
else
{
vid_picture.palette = VIDEO_PALETTE_YUV422P;
- if( ioctl( i_fd, VIDIOCSPICT, &vid_picture ) == 0 )
+ if( v4l1_ioctl( i_fd, VIDIOCSPICT, &vid_picture ) == 0 )
{
p_sys->vid_picture = vid_picture;
}
p_sys->mjpeg_buffers.count = 8;
p_sys->mjpeg_buffers.size = MJPEG_BUFFER_SIZE;
- if( ioctl( i_fd, MJPIOC_REQBUFS, &p_sys->mjpeg_buffers ) < 0 )
+ if( v4l1_ioctl( i_fd, MJPIOC_REQBUFS, &p_sys->mjpeg_buffers ) < 0 )
{
msg_Err( p_demux, "mmap unsupported" );
goto vdev_failed;
}
- p_sys->p_video_mmap = mmap( 0,
+ p_sys->p_video_mmap = v4l1_mmap( 0,
p_sys->mjpeg_buffers.size * p_sys->mjpeg_buffers.count,
PROT_READ | PROT_WRITE, MAP_SHARED, i_fd, 0 );
if( p_sys->p_video_mmap == MAP_FAILED )
goto vdev_failed;
}
- p_sys->i_fourcc = VLC_FOURCC( 'm','j','p','g' );
+ p_sys->i_fourcc = VLC_CODEC_MJPG;
p_sys->i_frame_pos = -1;
/* queue up all the frames */
for( i = 0; i < (int)p_sys->mjpeg_buffers.count; i++ )
{
- if( ioctl( i_fd, MJPIOC_QBUF_CAPT, &i ) < 0 )
+ if( v4l1_ioctl( i_fd, MJPIOC_QBUF_CAPT, &i ) < 0 )
{
msg_Err( p_demux, "unable to queue frame" );
goto vdev_failed;
else
{
/* Fill in picture_t fields */
- vout_InitPicture( VLC_OBJECT(p_demux), &p_sys->pic, p_sys->i_fourcc,
- p_sys->i_width, p_sys->i_height, p_sys->i_width *
- VOUT_ASPECT_FACTOR / p_sys->i_height );
- if( !p_sys->pic.i_planes )
+ if( picture_Setup( &p_sys->pic, p_sys->i_fourcc,
+ p_sys->i_width, p_sys->i_height,
+ 1, 1 ) )
{
msg_Err( p_demux, "unsupported chroma" );
goto vdev_failed;
(char*)&p_sys->i_fourcc );
/* Allocate mmap buffer */
- if( ioctl( i_fd, VIDIOCGMBUF, &p_sys->vid_mbuf ) < 0 )
+ if( v4l1_ioctl( i_fd, VIDIOCGMBUF, &p_sys->vid_mbuf ) < 0 )
{
msg_Err( p_demux, "mmap unsupported" );
goto vdev_failed;
}
- p_sys->p_video_mmap = mmap( 0, p_sys->vid_mbuf.size,
+ p_sys->p_video_mmap = v4l1_mmap( 0, p_sys->vid_mbuf.size,
PROT_READ|PROT_WRITE, MAP_SHARED,
i_fd, 0 );
if( p_sys->p_video_mmap == MAP_FAILED )
p_sys->vid_mmap.width = p_sys->i_width;
p_sys->vid_mmap.height = p_sys->i_height;
p_sys->vid_mmap.format = p_sys->vid_picture.palette;
- if( ioctl( i_fd, VIDIOCMCAPTURE, &p_sys->vid_mmap ) < 0 )
+ if( v4l1_ioctl( i_fd, VIDIOCMCAPTURE, &p_sys->vid_mmap ) < 0 )
{
msg_Warn( p_demux, "%4.4s refused", (char*)&p_sys->i_fourcc );
msg_Err( p_demux, "chroma selection failed" );
vdev_failed:
- if( i_fd >= 0 ) close( i_fd );
+ if( i_fd >= 0 ) v4l1_close( i_fd );
return -1;
}
-/*****************************************************************************
- * OpenAudioDev:
- *****************************************************************************/
-static int OpenAudioDev( demux_t *p_demux, char *psz_device )
-{
- demux_sys_t *p_sys = p_demux->p_sys;
- int i_fd, i_format;
-
- if( (i_fd = open( psz_device, O_RDONLY | O_NONBLOCK )) < 0 )
- {
- msg_Err( p_demux, "cannot open audio device (%m)" );
- goto adev_fail;
- }
-
- i_format = AFMT_S16_LE;
- if( ioctl( i_fd, SNDCTL_DSP_SETFMT, &i_format ) < 0
- || i_format != AFMT_S16_LE )
- {
- msg_Err( p_demux, "cannot set audio format (16b little endian) "
- "(%m)" );
- goto adev_fail;
- }
-
- if( ioctl( i_fd, SNDCTL_DSP_STEREO,
- &p_sys->b_stereo ) < 0 )
- {
- msg_Err( p_demux, "cannot set audio channels count (%m)" );
- goto adev_fail;
- }
-
- if( ioctl( i_fd, SNDCTL_DSP_SPEED,
- &p_sys->i_sample_rate ) < 0 )
- {
- msg_Err( p_demux, "cannot set audio sample rate (%m)" );
- goto adev_fail;
- }
-
- msg_Dbg( p_demux, "opened adev=`%s' %s %dHz",
- psz_device, p_sys->b_stereo ? "stereo" : "mono",
- p_sys->i_sample_rate );
-
- p_sys->i_audio_max_frame_size = 6 * 1024;
-
- return i_fd;
-
- adev_fail:
-
- if( i_fd >= 0 ) close( i_fd );
- return -1;
-}
-
-/*****************************************************************************
- * GrabAudio: grab audio
- *****************************************************************************/
-static block_t *GrabAudio( demux_t *p_demux )
-{
- demux_sys_t *p_sys = p_demux->p_sys;
- struct audio_buf_info buf_info;
- int i_read, i_correct;
- block_t *p_block;
-
- if( p_sys->p_block_audio ) p_block = p_sys->p_block_audio;
- else p_block = block_New( p_demux, p_sys->i_audio_max_frame_size );
-
- if( !p_block )
- {
- msg_Warn( p_demux, "cannot get block" );
- return 0;
- }
-
- p_sys->p_block_audio = p_block;
-
- i_read = read( p_sys->fd_audio, p_block->p_buffer,
- p_sys->i_audio_max_frame_size );
-
- if( i_read <= 0 ) return 0;
-
- p_block->i_buffer = i_read;
- p_sys->p_block_audio = 0;
-
- /* Correct the date because of kernel buffering */
- i_correct = i_read;
- if( ioctl( p_sys->fd_audio, SNDCTL_DSP_GETISPACE, &buf_info ) == 0 )
- {
- i_correct += buf_info.bytes;
- }
-
- p_block->i_pts = p_block->i_dts =
- mdate() - INT64_C(1000000) * (mtime_t)i_correct /
- 2 / ( p_sys->b_stereo ? 2 : 1) / p_sys->i_sample_rate;
-
- return p_block;
-}
-
/*****************************************************************************
* GrabVideo:
*****************************************************************************/
p_sys->vid_mmap.frame = (p_sys->i_frame_pos + 1) % p_sys->vid_mbuf.frames;
- while( ioctl( p_sys->fd_video, VIDIOCMCAPTURE, &p_sys->vid_mmap ) < 0 )
+ while( v4l1_ioctl( p_sys->i_fd, VIDIOCMCAPTURE, &p_sys->vid_mmap ) < 0 )
{
if( errno != EAGAIN )
{
msg_Dbg( p_demux, "grab failed, trying again" );
}
- while( ioctl(p_sys->fd_video, VIDIOCSYNC, &p_sys->i_frame_pos) < 0 )
+ while( v4l1_ioctl(p_sys->i_fd, VIDIOCSYNC, &p_sys->i_frame_pos) < 0 )
{
if( errno != EAGAIN && errno != EINTR )
{
/* re-queue the last frame we sync'd */
if( p_sys->i_frame_pos != -1 )
{
- while( ioctl( p_sys->fd_video, MJPIOC_QBUF_CAPT,
+ while( v4l1_ioctl( p_sys->i_fd, MJPIOC_QBUF_CAPT,
&p_sys->i_frame_pos ) < 0 )
{
if( errno != EAGAIN && errno != EINTR )
}
/* sync on the next frame */
- while( ioctl( p_sys->fd_video, MJPIOC_SYNC, &sync ) < 0 )
+ while( v4l1_ioctl( p_sys->i_fd, MJPIOC_SYNC, &sync ) < 0 )
{
if( errno != EAGAIN && errno != EINTR )
{