[MPlayer-cvslog] r23159 - trunk/stream/tvi_v4l.c

diego subversion at mplayerhq.hu
Sat Apr 28 16:20:44 CEST 2007


Author: diego
Date: Sat Apr 28 16:20:44 2007
New Revision: 23159

Log:
cosmetics: Remove all trailing whitespace and tabs, indentation fixes.


Modified:
   trunk/stream/tvi_v4l.c

Modified: trunk/stream/tvi_v4l.c
==============================================================================
--- trunk/stream/tvi_v4l.c	(original)
+++ trunk/stream/tvi_v4l.c	Sat Apr 28 16:20:44 2007
@@ -2,14 +2,14 @@
   Video 4 Linux input
 
   (C) Alex Beregszaszi
-  
+
   Some ideas are based on xawtv/libng's grab-v4l.c written by
     Gerd Knorr <kraxel at bytesex.org>
 
   Multithreading, a/v sync and native ALSA support by
     Jindrich Makovicka <makovick at gmail.com>
 
-  Mjpeg hardware encoding support by 
+  Mjpeg hardware encoding support by
     Ivan Szanto <szivan at freemail.hu>
 
   CODE IS UNDER DEVELOPMENT, NO FEATURE REQUESTS PLEASE!
@@ -51,11 +51,11 @@
 static tvi_handle_t *tvi_init_v4l(char *device, char *adevice);
 
 tvi_info_t tvi_info_v4l = {
-	tvi_init_v4l,
-	"Video 4 Linux input",
-	"v4l",
-	"Alex Beregszaszi",
-	"under development"
+    tvi_init_v4l,
+    "Video 4 Linux input",
+    "v4l",
+    "Alex Beregszaszi",
+    "under development"
 };
 
 #define PAL_WIDTH  768
@@ -66,51 +66,51 @@ tvi_info_t tvi_info_v4l = {
 #define NTSC_HEIGHT 480
 #define NTSC_FPS    (30000.0/1001.0)
 
-#define MAX_AUDIO_CHANNELS	10
+#define MAX_AUDIO_CHANNELS      10
 
-#define VID_BUF_SIZE_IMMEDIATE 2
-#define VIDEO_AVG_BUFFER_SIZE 600
+#define VID_BUF_SIZE_IMMEDIATE   2
+#define VIDEO_AVG_BUFFER_SIZE  600
 
 typedef struct {
     /* general */
-    char			*video_device;
+    char                        *video_device;
     int                         video_fd;
-    struct video_capability	capability;
-    struct video_channel	*channels;
-    int				act_channel;
-    struct video_tuner		tuner;
+    struct video_capability     capability;
+    struct video_channel        *channels;
+    int                         act_channel;
+    struct video_tuner          tuner;
 
     /* video */
-    struct video_picture	picture;
-    int				format;		/* output format */
-    int				width;
-    int				height;
-    int				bytesperline;
-    float			fps;
+    struct video_picture        picture;
+    int                         format;         /* output format */
+    int                         width;
+    int                         height;
+    int                         bytesperline;
+    float                       fps;
 
-    struct video_mbuf		mbuf;
+    struct video_mbuf           mbuf;
     unsigned char               *mmap;
-    struct video_mmap		*buf;
-    int				nbuf;
+    struct video_mmap           *buf;
+    int                         nbuf;
 
     /* audio */
-    char			*audio_device;
+    char                        *audio_device;
     audio_in_t                  audio_in;
 
-    int				audio_id;
-    struct video_audio		audio[MAX_AUDIO_CHANNELS];
-    int				audio_channels[MAX_AUDIO_CHANNELS];
+    int                         audio_id;
+    struct video_audio          audio[MAX_AUDIO_CHANNELS];
+    int                         audio_channels[MAX_AUDIO_CHANNELS];
 
     /* buffering stuff */
     int                         immediate_mode;
 
     int                         audio_buffer_size;
     int                         aud_skew_cnt;
-    unsigned char		*audio_ringbuffer;
-    long long			*audio_skew_buffer;
-    volatile int		audio_head;
-    volatile int		audio_tail;
-    volatile int		audio_cnt;
+    unsigned char               *audio_ringbuffer;
+    long long                   *audio_skew_buffer;
+    volatile int                audio_head;
+    volatile int                audio_tail;
+    volatile int                audio_cnt;
     volatile long long          audio_skew;
     volatile double             audio_skew_factor;
     volatile long long          audio_skew_measure_time;
@@ -119,19 +119,19 @@ typedef struct {
     int                         first;
     int                         video_buffer_size_max;
     volatile int                video_buffer_size_current;
-    unsigned char		**video_ringbuffer;
+    unsigned char               **video_ringbuffer;
     long long                   *video_timebuffer;
     long long                   *video_avg_buffer;
-    int		                video_avg_ptr;
-    int		                video_interval_sum;
-    volatile int		video_head;
-    volatile int		video_tail;
-    volatile int		video_cnt;
+    int                         video_avg_ptr;
+    int                         video_interval_sum;
+    volatile int                video_head;
+    volatile int                video_tail;
+    volatile int                video_cnt;
 
     volatile int                shutdown;
 
-    pthread_t			audio_grabber_thread;
-    pthread_t			video_grabber_thread;
+    pthread_t                   audio_grabber_thread;
+    pthread_t                   video_grabber_thread;
     pthread_mutex_t             audio_starter;
     pthread_mutex_t             skew_mutex;
     pthread_mutex_t             video_buffer_mutex;
@@ -139,10 +139,10 @@ typedef struct {
     long long                   starttime;
     double                      audio_secs_per_block;
     long long                   audio_skew_total;
-    long			audio_recv_blocks_total;
-    long			audio_sent_blocks_total;
+    long                        audio_recv_blocks_total;
+    long                        audio_sent_blocks_total;
     long                        mjpeg_bufsize;
-    
+
 } priv_t;
 
 #include "tvi_def.h"
@@ -164,15 +164,15 @@ static const char *norm2name(int mode)
 {
     switch (mode) {
     case VIDEO_MODE_PAL:
-	return "pal";
+        return "pal";
     case VIDEO_MODE_SECAM:
-	return "secam";
+        return "secam";
     case VIDEO_MODE_NTSC:
-	return "ntsc";
+        return "ntsc";
     case VIDEO_MODE_AUTO:
-	return "auto";
+        return "auto";
     default:
-	return "unknown";
+        return "unknown";
     }
 };
 
@@ -180,15 +180,15 @@ static const char *audio_mode2name(int m
 {
     switch (mode) {
     case VIDEO_SOUND_MONO:
-	return "mono";
+        return "mono";
     case VIDEO_SOUND_STEREO:
-	return "stereo";
+        return "stereo";
     case VIDEO_SOUND_LANG1:
-	return "language1";
+        return "language1";
     case VIDEO_SOUND_LANG2:
-	return "language2";
+        return "language2";
     default:
-	return "unknown";
+        return "unknown";
     }
 };
 
@@ -199,28 +199,28 @@ static int palette2depth(int palette)
 {
     switch(palette)
     {
-	/* component */
-	case VIDEO_PALETTE_RGB555:
-	    return(15);
-	case VIDEO_PALETTE_RGB565:
-	    return(16);
-	case VIDEO_PALETTE_RGB24:
-	    return(24);
-	case VIDEO_PALETTE_RGB32:
-	    return(32);
-	/* planar */
-	case VIDEO_PALETTE_YUV411P:
-	case VIDEO_PALETTE_YUV420P:
-	case VIDEO_PALETTE_YUV410P:
-	    return(12);
-	/* packed */
-	case VIDEO_PALETTE_YUV422P:
-	case VIDEO_PALETTE_YUV422:
-	case VIDEO_PALETTE_YUYV:
-	case VIDEO_PALETTE_UYVY:
-	case VIDEO_PALETTE_YUV420:
-	case VIDEO_PALETTE_YUV411:
-	    return(16);
+        /* component */
+        case VIDEO_PALETTE_RGB555:
+            return(15);
+        case VIDEO_PALETTE_RGB565:
+            return(16);
+        case VIDEO_PALETTE_RGB24:
+            return(24);
+        case VIDEO_PALETTE_RGB32:
+            return(32);
+        /* planar */
+        case VIDEO_PALETTE_YUV411P:
+        case VIDEO_PALETTE_YUV420P:
+        case VIDEO_PALETTE_YUV410P:
+            return(12);
+        /* packed */
+        case VIDEO_PALETTE_YUV422P:
+        case VIDEO_PALETTE_YUV422:
+        case VIDEO_PALETTE_YUYV:
+        case VIDEO_PALETTE_UYVY:
+        case VIDEO_PALETTE_YUV420:
+        case VIDEO_PALETTE_YUV411:
+            return(16);
     }
     return(-1);
 }
@@ -229,19 +229,19 @@ static int format2palette(int format)
 {
     switch(format)
     {
-	case IMGFMT_BGR15:
-	    return(VIDEO_PALETTE_RGB555);
-	case IMGFMT_BGR16:
-	    return(VIDEO_PALETTE_RGB565);
-	case IMGFMT_BGR24:
-	    return(VIDEO_PALETTE_RGB24);
-	case IMGFMT_BGR32:
-	    return(VIDEO_PALETTE_RGB32);
-	case IMGFMT_YV12:
-	case IMGFMT_I420:
-	    return(VIDEO_PALETTE_YUV420P);
-	case IMGFMT_YUY2:
-	    return(VIDEO_PALETTE_YUV422);
+        case IMGFMT_BGR15:
+            return(VIDEO_PALETTE_RGB555);
+        case IMGFMT_BGR16:
+            return(VIDEO_PALETTE_RGB565);
+        case IMGFMT_BGR24:
+            return(VIDEO_PALETTE_RGB24);
+        case IMGFMT_BGR32:
+            return(VIDEO_PALETTE_RGB32);
+        case IMGFMT_YV12:
+        case IMGFMT_I420:
+            return(VIDEO_PALETTE_YUV420P);
+        case IMGFMT_YUY2:
+            return(VIDEO_PALETTE_YUV422);
     case IMGFMT_UYVY:
        return(VIDEO_PALETTE_UYVY);
     }
@@ -255,48 +255,48 @@ static void setup_audio_buffer_sizes(pri
 
     // make the audio buffer at least 5 seconds long
     priv->audio_buffer_size = 1 + 5*priv->audio_in.samplerate
-	*priv->audio_in.channels
-	*bytes_per_sample/priv->audio_in.blocksize;
+        *priv->audio_in.channels
+        *bytes_per_sample/priv->audio_in.blocksize;
     if (priv->audio_buffer_size < 256) priv->audio_buffer_size = 256;
 
     // make the skew buffer at least 1 second long
     priv->aud_skew_cnt = 1 + 1*priv->audio_in.samplerate
-	*priv->audio_in.channels
-	*bytes_per_sample/priv->audio_in.blocksize;
+        *priv->audio_in.channels
+        *bytes_per_sample/priv->audio_in.blocksize;
     if (priv->aud_skew_cnt < 16) priv->aud_skew_cnt = 16;
 
     mp_msg(MSGT_TV, MSGL_V, "Audio capture - buffer %d blocks of %d bytes, skew average from %d meas.\n",
-	   priv->audio_buffer_size, priv->audio_in.blocksize, priv->aud_skew_cnt);
+           priv->audio_buffer_size, priv->audio_in.blocksize, priv->aud_skew_cnt);
 }
 
 static tvi_handle_t *tvi_init_v4l(char *device, char *adevice)
 {
     tvi_handle_t *h;
     priv_t *priv;
-    
+
     h = new_handle();
     if (!h)
-	return(NULL);
+        return(NULL);
 
     priv = h->priv;
 
     /* set video device name */
     if (!device)
-	priv->video_device = strdup("/dev/video0");
+        priv->video_device = strdup("/dev/video0");
     else
-	priv->video_device = strdup(device);
+        priv->video_device = strdup(device);
 
     /* set video device name */
     if (!adevice)
-	priv->audio_device = NULL;
+        priv->audio_device = NULL;
     else {
-	priv->audio_device = strdup(adevice);
+        priv->audio_device = strdup(adevice);
     }
-    
+
     /* allocation failed */
     if (!priv->video_device) {
-	free_handle(h);
-	return(NULL);
+        free_handle(h);
+        return(NULL);
     }
 
     return(h);
@@ -317,96 +317,96 @@ static void init_v4l_audio(priv_t *priv)
     mp_msg(MSGT_TV, MSGL_V, "Video capture card reports the audio setup as follows:\n");
     for (i = 0; i < priv->capability.audios; i++)
     {
-	if (i >= MAX_AUDIO_CHANNELS)
-	{
-	    mp_msg(MSGT_TV, MSGL_ERR, "no space for more audio channels (increase in source!) (%d > %d)\n",
-		   i, MAX_AUDIO_CHANNELS);
-	    i = priv->capability.audios;
-	    break;
-	}
+        if (i >= MAX_AUDIO_CHANNELS)
+        {
+            mp_msg(MSGT_TV, MSGL_ERR, "no space for more audio channels (increase in source!) (%d > %d)\n",
+                   i, MAX_AUDIO_CHANNELS);
+            i = priv->capability.audios;
+            break;
+        }
 
-	priv->audio[i].audio = i;
-	if (ioctl(priv->video_fd, VIDIOCGAUDIO, &priv->audio[i]) == -1)
-	{
-	    mp_msg(MSGT_TV, MSGL_ERR, "ioctl get audio failed: %s\n", strerror(errno));
-	    break;
-	}
+        priv->audio[i].audio = i;
+        if (ioctl(priv->video_fd, VIDIOCGAUDIO, &priv->audio[i]) == -1)
+        {
+            mp_msg(MSGT_TV, MSGL_ERR, "ioctl get audio failed: %s\n", strerror(errno));
+            break;
+        }
 
-	/* mute all channels */
-	priv->audio[i].flags |= VIDEO_AUDIO_MUTE;
-	reqmode = -1;
-	if (tv_param_amode >= 0) {
-	    switch (tv_param_amode) {
-	    case 0:
-		reqmode = VIDEO_SOUND_MONO;
-		break;
-	    case 1:
-		reqmode = VIDEO_SOUND_STEREO;
-		break;
-	    case 2:
-		reqmode = VIDEO_SOUND_LANG1;
-		break;
-	    case 3:
-		reqmode = VIDEO_SOUND_LANG2;
-		break;
-	    default:
-		mp_msg(MSGT_TV, MSGL_ERR, "Unknown audio mode requested.\n");
-		break;
-	    }
-	    if (reqmode >= 0) priv->audio[i].mode = reqmode;
-	}
-	ioctl(priv->video_fd, VIDIOCSAUDIO, &priv->audio[i]);
-	
-	// get the parameters back
-	if (ioctl(priv->video_fd, VIDIOCGAUDIO, &priv->audio[i]) == -1)
-	{
-	    mp_msg(MSGT_TV, MSGL_ERR, "ioctl get audio failed: %s\n", strerror(errno));
-	    break;
-	}
-	    
-	switch(priv->audio[i].mode)
-	{
-	case VIDEO_SOUND_MONO:
-	case VIDEO_SOUND_LANG1:
-	case VIDEO_SOUND_LANG2:
-	    priv->audio_channels[i] = 1;
-	    break;
-	case VIDEO_SOUND_STEREO:
-	    priv->audio_channels[i] = 2;
-	    break;
-	default:
-	    mp_msg(MSGT_TV, MSGL_ERR, "Card reports an unknown audio mode !\n");
-	    mp_msg(MSGT_TV, MSGL_ERR, "Trying two channel audio. Use forcechan to override.\n");
-	    priv->audio_channels[i] = 2;
-	    break;
-	}
+        /* mute all channels */
+        priv->audio[i].flags |= VIDEO_AUDIO_MUTE;
+        reqmode = -1;
+        if (tv_param_amode >= 0) {
+            switch (tv_param_amode) {
+            case 0:
+                reqmode = VIDEO_SOUND_MONO;
+                break;
+            case 1:
+                reqmode = VIDEO_SOUND_STEREO;
+                break;
+            case 2:
+                reqmode = VIDEO_SOUND_LANG1;
+                break;
+            case 3:
+                reqmode = VIDEO_SOUND_LANG2;
+                break;
+            default:
+                mp_msg(MSGT_TV, MSGL_ERR, "Unknown audio mode requested.\n");
+                break;
+            }
+            if (reqmode >= 0) priv->audio[i].mode = reqmode;
+        }
+        ioctl(priv->video_fd, VIDIOCSAUDIO, &priv->audio[i]);
 
-	if (reqmode >= 0 && priv->audio[i].mode != reqmode) {
-	    mp_msg(MSGT_TV, MSGL_ERR, "Audio mode setup warning!\n");
-	    mp_msg(MSGT_TV, MSGL_ERR, "Requested mode was %s, but v4l still reports %s.\n",
-		   audio_mode2name(reqmode), audio_mode2name(priv->audio[i].mode));
-	    mp_msg(MSGT_TV, MSGL_ERR, "You may need \"forcechan\" option to force stereo/mono audio recording.\n");
-	}
+        // get the parameters back
+        if (ioctl(priv->video_fd, VIDIOCGAUDIO, &priv->audio[i]) == -1)
+        {
+            mp_msg(MSGT_TV, MSGL_ERR, "ioctl get audio failed: %s\n", strerror(errno));
+            break;
+        }
 
-	/* display stuff */
-	mp_msg(MSGT_TV, MSGL_V, "  %d: %s: ", priv->audio[i].audio,
-	       priv->audio[i].name);
-	if (priv->audio[i].flags & VIDEO_AUDIO_MUTABLE) {
-	    mp_msg(MSGT_TV, MSGL_V, "muted=%s ",
-		   (priv->audio[i].flags & VIDEO_AUDIO_MUTE) ? "yes" : "no");
-	}
-	mp_msg(MSGT_TV, MSGL_V, "vol=%d bass=%d treble=%d balance=%d mode=%s",
-	       priv->audio[i].volume, priv->audio[i].bass, priv->audio[i].treble,
-	       priv->audio[i].balance, audio_mode2name(priv->audio[i].mode));
-	mp_msg(MSGT_TV, MSGL_V, " chan=%d\n", priv->audio_channels[i]);
+        switch(priv->audio[i].mode)
+        {
+        case VIDEO_SOUND_MONO:
+        case VIDEO_SOUND_LANG1:
+        case VIDEO_SOUND_LANG2:
+            priv->audio_channels[i] = 1;
+            break;
+        case VIDEO_SOUND_STEREO:
+            priv->audio_channels[i] = 2;
+            break;
+        default:
+            mp_msg(MSGT_TV, MSGL_ERR, "Card reports an unknown audio mode !\n");
+            mp_msg(MSGT_TV, MSGL_ERR, "Trying two channel audio. Use forcechan to override.\n");
+            priv->audio_channels[i] = 2;
+            break;
+        }
 
-	if (tv_param_forcechan >= 0)
-	    priv->audio_channels[i] = tv_param_forcechan;
+        if (reqmode >= 0 && priv->audio[i].mode != reqmode) {
+            mp_msg(MSGT_TV, MSGL_ERR, "Audio mode setup warning!\n");
+            mp_msg(MSGT_TV, MSGL_ERR, "Requested mode was %s, but v4l still reports %s.\n",
+                   audio_mode2name(reqmode), audio_mode2name(priv->audio[i].mode));
+            mp_msg(MSGT_TV, MSGL_ERR, "You may need \"forcechan\" option to force stereo/mono audio recording.\n");
+        }
 
-	// we'll call VIDIOCSAUDIO again when starting capture
-	// let's set audio mode to requested mode again for the case
-	// when VIDIOCGAUDIO just cannot report the mode correctly
-	if (reqmode >= 0) priv->audio[i].mode = reqmode;
+        /* display stuff */
+        mp_msg(MSGT_TV, MSGL_V, "  %d: %s: ", priv->audio[i].audio,
+               priv->audio[i].name);
+        if (priv->audio[i].flags & VIDEO_AUDIO_MUTABLE) {
+            mp_msg(MSGT_TV, MSGL_V, "muted=%s ",
+                   (priv->audio[i].flags & VIDEO_AUDIO_MUTE) ? "yes" : "no");
+        }
+        mp_msg(MSGT_TV, MSGL_V, "vol=%d bass=%d treble=%d balance=%d mode=%s",
+               priv->audio[i].volume, priv->audio[i].bass, priv->audio[i].treble,
+               priv->audio[i].balance, audio_mode2name(priv->audio[i].mode));
+        mp_msg(MSGT_TV, MSGL_V, " chan=%d\n", priv->audio_channels[i]);
+
+        if (tv_param_forcechan >= 0)
+            priv->audio_channels[i] = tv_param_forcechan;
+
+        // we'll call VIDIOCSAUDIO again when starting capture
+        // let's set audio mode to requested mode again for the case
+        // when VIDIOCGAUDIO just cannot report the mode correctly
+        if (reqmode >= 0) priv->audio[i].mode = reqmode;
     }
 }
 
@@ -429,8 +429,8 @@ static int init(priv_t *priv)
     int i;
 
     if (tv_param_immediate == 1)
-	tv_param_noaudio = 1;
-    
+        tv_param_noaudio = 1;
+
     priv->video_ringbuffer = NULL;
     priv->video_timebuffer = NULL;
     priv->video_avg_buffer = NULL;
@@ -439,29 +439,29 @@ static int init(priv_t *priv)
 
     priv->video_fd = open(priv->video_device, O_RDWR);
     mp_msg(MSGT_TV, MSGL_DBG2, "Video fd: %d, %p\n", priv->video_fd,
-	priv->video_device);
+        priv->video_device);
     if (priv->video_fd == -1)
     {
-	mp_msg(MSGT_TV, MSGL_ERR, "unable to open '%s': %s\n",
-	    priv->video_device, strerror(errno));
-	goto err;
+        mp_msg(MSGT_TV, MSGL_ERR, "unable to open '%s': %s\n",
+            priv->video_device, strerror(errno));
+        goto err;
     }
-    
+
     /* check for v4l2 */
     if (ioctl(priv->video_fd, VIDIOC_QUERYCAP, &priv->capability) == 0) {
-	mp_msg(MSGT_TV, MSGL_ERR, "=================================================================\n");
-	mp_msg(MSGT_TV, MSGL_ERR, " WARNING: YOU ARE USING V4L DEMUXER WITH V4L2 DRIVERS!!!\n");
-	mp_msg(MSGT_TV, MSGL_ERR, " As the V4L1 compatibility layer is broken, this may not work.\n");
-	mp_msg(MSGT_TV, MSGL_ERR, " If you encounter any problems, use driver=v4l2 instead.\n");
-	mp_msg(MSGT_TV, MSGL_ERR, " Bugreports on driver=v4l with v4l2 drivers will be ignored.\n");
-	mp_msg(MSGT_TV, MSGL_ERR, "=================================================================\n");
+        mp_msg(MSGT_TV, MSGL_ERR, "=================================================================\n");
+        mp_msg(MSGT_TV, MSGL_ERR, " WARNING: YOU ARE USING V4L DEMUXER WITH V4L2 DRIVERS!!!\n");
+        mp_msg(MSGT_TV, MSGL_ERR, " As the V4L1 compatibility layer is broken, this may not work.\n");
+        mp_msg(MSGT_TV, MSGL_ERR, " If you encounter any problems, use driver=v4l2 instead.\n");
+        mp_msg(MSGT_TV, MSGL_ERR, " Bugreports on driver=v4l with v4l2 drivers will be ignored.\n");
+        mp_msg(MSGT_TV, MSGL_ERR, "=================================================================\n");
     }
-    
+
     /* get capabilities (priv->capability is needed!) */
     if (ioctl(priv->video_fd, VIDIOCGCAP, &priv->capability) == -1)
     {
-	mp_msg(MSGT_TV, MSGL_ERR, "ioctl get capabilites failed: %s\n", strerror(errno));
-	goto err;
+        mp_msg(MSGT_TV, MSGL_ERR, "ioctl get capabilites failed: %s\n", strerror(errno));
+        goto err;
     }
 
     fcntl(priv->video_fd, F_SETFD, FD_CLOEXEC);
@@ -469,13 +469,13 @@ static int init(priv_t *priv)
     mp_msg(MSGT_TV, MSGL_INFO, "Selected device: %s\n", priv->capability.name);
     mp_msg(MSGT_TV, MSGL_INFO, " Capabilites: ");
     for (i = 0; device_cap2name[i] != NULL; i++)
-	if (priv->capability.type & (1 << i))
-	    mp_msg(MSGT_TV, MSGL_INFO, "%s ", device_cap2name[i]);
+        if (priv->capability.type & (1 << i))
+            mp_msg(MSGT_TV, MSGL_INFO, "%s ", device_cap2name[i]);
     mp_msg(MSGT_TV, MSGL_INFO, "\n");
     mp_msg(MSGT_TV, MSGL_INFO, " Device type: %d\n", priv->capability.type);
     mp_msg(MSGT_TV, MSGL_INFO, " Supported sizes: %dx%d => %dx%d\n",
-	priv->capability.minwidth, priv->capability.minheight,
-	priv->capability.maxwidth, priv->capability.maxheight);
+        priv->capability.minwidth, priv->capability.minheight,
+        priv->capability.maxwidth, priv->capability.maxheight);
     priv->width = priv->capability.minwidth;
     priv->height = priv->capability.minheight;
 
@@ -483,151 +483,150 @@ static int init(priv_t *priv)
 
     /* initialize if necessary */
     if ( tv_param_mjpeg )
-      {
+    {
         struct mjpeg_params bparm;
         struct mjpeg_requestbuffers breq;          /* buffer requests */
 
         if (ioctl(priv->video_fd, MJPIOC_G_PARAMS, &bparm) < 0)
         {
-           mp_msg(MSGT_TV, MSGL_ERR, 
-              "  MJP: Error getting video parameters: %s\n", strerror(errno));
-           goto err;
+            mp_msg(MSGT_TV, MSGL_ERR,
+                   "  MJP: Error getting video parameters: %s\n", strerror(errno));
+            goto err;
         }
 
-        mp_msg(MSGT_TV, MSGL_INFO, 
-	       "  MJP: previous params: x: %d, y: %d, w: %d, h: %d, decim: %d, fields: %d,\n",
-	           bparm.img_x, bparm.img_y, bparm.img_width, bparm.img_height,          
-		   bparm.decimation, bparm.field_per_buff);
+        mp_msg(MSGT_TV, MSGL_INFO,
+               "  MJP: previous params: x: %d, y: %d, w: %d, h: %d, decim: %d, fields: %d,\n",
+               bparm.img_x, bparm.img_y, bparm.img_width, bparm.img_height,
+               bparm.decimation, bparm.field_per_buff);
 
-        mp_msg(MSGT_TV, MSGL_INFO, 
-	       "  MJP: HorDcm: %d, VerDcm: %d, TmpDcm: %d\n",
-	           bparm.HorDcm, bparm.VerDcm, bparm.TmpDcm);
+        mp_msg(MSGT_TV, MSGL_INFO,
+               "  MJP: HorDcm: %d, VerDcm: %d, TmpDcm: %d\n",
+               bparm.HorDcm, bparm.VerDcm, bparm.TmpDcm);
 
         bparm.input = tv_param_input; /* tv */
         if (!strcasecmp(tv_param_norm, "pal"))
-	  bparm.norm =  0; /* PAL */
+            bparm.norm =  0; /* PAL */
         else if (!strcasecmp(tv_param_norm, "ntsc"))
-	  bparm.norm =  1; /* NTSC */
+            bparm.norm =  1; /* NTSC */
         else if (!strcasecmp(tv_param_norm, "secam"))
-	  bparm.norm =  2; /* SECAM */
+            bparm.norm =  2; /* SECAM */
         bparm.quality = tv_param_quality;
         bparm.decimation = tv_param_decimation;
 
-        mp_msg(MSGT_TV, MSGL_INFO, "  MJP: setting params to decimation: %d, quality: %d\n", 
-	                                 bparm.decimation, bparm.quality);
+        mp_msg(MSGT_TV, MSGL_INFO, "  MJP: setting params to decimation: %d, quality: %d\n",
+               bparm.decimation, bparm.quality);
 
         if (ioctl(priv->video_fd, MJPIOC_S_PARAMS, &bparm) < 0)
          {
             mp_msg(MSGT_TV, MSGL_ERR,
-               "  MJP: Error setting video parameters: %s\n", strerror(errno));
+                   "  MJP: Error setting video parameters: %s\n", strerror(errno));
             goto err;
          }
 
         if (ioctl(priv->video_fd, MJPIOC_G_PARAMS, &bparm) < 0)
         {
-           mp_msg(MSGT_TV, MSGL_ERR, 
-              "  MJP: Error getting video parameters: %s\n", strerror(errno));
+           mp_msg(MSGT_TV, MSGL_ERR,
+                  "  MJP: Error getting video parameters: %s\n", strerror(errno));
            goto err;
         }
 
-        mp_msg(MSGT_TV, MSGL_INFO, 
-	       "  MJP: current params: x: %d, y: %d, w: %d, h: %d, decim: %d, fields: %d,\n",
-	           bparm.img_x, bparm.img_y, bparm.img_width, bparm.img_height,          
-		   bparm.decimation, bparm.field_per_buff);
+        mp_msg(MSGT_TV, MSGL_INFO,
+               "  MJP: current params: x: %d, y: %d, w: %d, h: %d, decim: %d, fields: %d,\n",
+               bparm.img_x, bparm.img_y, bparm.img_width, bparm.img_height,
+               bparm.decimation, bparm.field_per_buff);
 
-        mp_msg(MSGT_TV, MSGL_INFO, 
-	       "  MJP: HorDcm: %d, VerDcm: %d, TmpDcm: %d\n",
-	           bparm.HorDcm, bparm.VerDcm, bparm.TmpDcm);
+        mp_msg(MSGT_TV, MSGL_INFO,
+               "  MJP: HorDcm: %d, VerDcm: %d, TmpDcm: %d\n",
+               bparm.HorDcm, bparm.VerDcm, bparm.TmpDcm);
 
 
         breq.count = 64;
-	priv -> nbuf = breq.count;
+        priv -> nbuf = breq.count;
         priv->mbuf.frames = priv -> nbuf;
         priv->mjpeg_bufsize = 256*1024;
-        if (tv_param_buffer_size >= 0) {
-          priv->mjpeg_bufsize = tv_param_buffer_size*1024;
-	  }
-        breq.size  = priv -> mjpeg_bufsize;
+        if (tv_param_buffer_size >= 0)
+            priv->mjpeg_bufsize = tv_param_buffer_size*1024;
+          breq.size  = priv -> mjpeg_bufsize;
         if (ioctl(priv->video_fd, MJPIOC_REQBUFS,&(breq)) < 0)
         {
-           mp_msg (MSGT_TV, MSGL_ERR,
-              "  MJP: Error requesting video buffers: %s\n", strerror(errno));
-           goto err;
+            mp_msg (MSGT_TV, MSGL_ERR,
+                    "  MJP: Error requesting video buffers: %s\n", strerror(errno));
+            goto err;
         }
         mp_msg(MSGT_TV, MSGL_INFO,
-           "  MJP: Got %ld buffers of size %ld KB\n", 
-                    breq.count, breq.size/1024);
+               "  MJP: Got %ld buffers of size %ld KB\n",
+               breq.count, breq.size/1024);
 
-        priv -> mmap = mmap(0, breq.count * breq.size, 
-           PROT_READ|PROT_WRITE, MAP_SHARED, priv->video_fd, 0);
+        priv -> mmap = mmap(0, breq.count * breq.size,
+            PROT_READ|PROT_WRITE, MAP_SHARED, priv->video_fd, 0);
         if (priv -> mmap == MAP_FAILED)
         {
-           mp_msg(MSGT_TV, MSGL_INFO,
-              "  MJP: Error mapping video buffers: %s\n", strerror(errno));
-           goto err;
+            mp_msg(MSGT_TV, MSGL_INFO,
+                   "  MJP: Error mapping video buffers: %s\n", strerror(errno));
+            goto err;
         }
-      }
+    }
 
     mp_msg(MSGT_TV, MSGL_INFO, " Inputs: %d\n", priv->capability.channels);
     priv->channels = calloc(priv->capability.channels, sizeof(struct video_channel));
     if (!priv->channels)
-	goto malloc_failed;
+        goto malloc_failed;
     memset(priv->channels, 0, sizeof(struct video_channel)*priv->capability.channels);
     for (i = 0; i < priv->capability.channels; i++)
     {
-	priv->channels[i].channel = i;
-	if (ioctl(priv->video_fd, VIDIOCGCHAN, &priv->channels[i]) == -1)
-	{
-	    mp_msg(MSGT_TV, MSGL_ERR, "ioctl get channel failed: %s\n", strerror(errno));
-	    break;
-	}
-	mp_msg(MSGT_TV, MSGL_INFO, "  %d: %s: %s%s%s%s (tuner:%d, norm:%s)\n", i,
-	    priv->channels[i].name,
-	    (priv->channels[i].flags & VIDEO_VC_TUNER) ? "tuner " : "",
-	    (priv->channels[i].flags & VIDEO_VC_AUDIO) ? "audio " : "",
-	    (priv->channels[i].flags & VIDEO_TYPE_TV) ? "tv " : "",
-	    (priv->channels[i].flags & VIDEO_TYPE_CAMERA) ? "camera " : "",
-	    priv->channels[i].tuners,
-	    norm2name(priv->channels[i].norm));
+        priv->channels[i].channel = i;
+        if (ioctl(priv->video_fd, VIDIOCGCHAN, &priv->channels[i]) == -1)
+        {
+            mp_msg(MSGT_TV, MSGL_ERR, "ioctl get channel failed: %s\n", strerror(errno));
+            break;
+        }
+        mp_msg(MSGT_TV, MSGL_INFO, "  %d: %s: %s%s%s%s (tuner:%d, norm:%s)\n", i,
+            priv->channels[i].name,
+            (priv->channels[i].flags & VIDEO_VC_TUNER) ? "tuner " : "",
+            (priv->channels[i].flags & VIDEO_VC_AUDIO) ? "audio " : "",
+            (priv->channels[i].flags & VIDEO_TYPE_TV) ? "tv " : "",
+            (priv->channels[i].flags & VIDEO_TYPE_CAMERA) ? "camera " : "",
+            priv->channels[i].tuners,
+            norm2name(priv->channels[i].norm));
     }
     priv->act_channel = 0;
 
     if (!(priv->capability.type & VID_TYPE_CAPTURE))
     {
-	mp_msg(MSGT_TV, MSGL_ERR, "Only grabbing supported (for overlay use another program)\n");
-	goto err;
+        mp_msg(MSGT_TV, MSGL_ERR, "Only grabbing supported (for overlay use another program)\n");
+        goto err;
     }
-    
+
     if ( !tv_param_mjpeg )
     {
     /* map grab buffer */
     if (ioctl(priv->video_fd, VIDIOCGMBUF, &priv->mbuf) == -1)
     {
-	mp_msg(MSGT_TV, MSGL_ERR, "ioctl get mbuf failed: %s\n", strerror(errno));
-	goto err;
+        mp_msg(MSGT_TV, MSGL_ERR, "ioctl get mbuf failed: %s\n", strerror(errno));
+        goto err;
     }
 
     mp_msg(MSGT_TV, MSGL_V, "mbuf: size=%d, frames=%d\n",
-	priv->mbuf.size, priv->mbuf.frames);
+        priv->mbuf.size, priv->mbuf.frames);
     priv->mmap = mmap(0, priv->mbuf.size, PROT_READ|PROT_WRITE,
-		MAP_SHARED, priv->video_fd, 0);
+                      MAP_SHARED, priv->video_fd, 0);
     if (priv->mmap == (unsigned char *)-1)
     {
-	mp_msg(MSGT_TV, MSGL_ERR, "Unable to map memory for buffers: %s\n", strerror(errno));
-	goto err;
+        mp_msg(MSGT_TV, MSGL_ERR, "Unable to map memory for buffers: %s\n", strerror(errno));
+        goto err;
     }
     mp_msg(MSGT_TV, MSGL_DBG2, "our buffer: %p\n", priv->mmap);
 
     /* num of buffers */
     priv->nbuf = priv->mbuf.frames;
-    
+
     /* video buffers */
     priv->buf = calloc(priv->nbuf, sizeof(struct video_mmap));
     if (!priv->buf)
-	goto malloc_failed;
+        goto malloc_failed;
     memset(priv->buf, 0, priv->nbuf * sizeof(struct video_mmap));
     }
-    
+
     /* init v4l audio even when we don't capture */
     init_v4l_audio(priv);
 
@@ -635,48 +634,48 @@ static int init(priv_t *priv)
 
     /* audio init */
     if (!tv_param_noaudio) {
-	
+
 #if defined(HAVE_ALSA9) || defined(HAVE_ALSA1X)
-	if (tv_param_alsa)
-	    audio_in_init(&priv->audio_in, AUDIO_IN_ALSA);
-	else
-	    audio_in_init(&priv->audio_in, AUDIO_IN_OSS);
+        if (tv_param_alsa)
+            audio_in_init(&priv->audio_in, AUDIO_IN_ALSA);
+        else
+            audio_in_init(&priv->audio_in, AUDIO_IN_OSS);
 #else
-	audio_in_init(&priv->audio_in, AUDIO_IN_OSS);
+        audio_in_init(&priv->audio_in, AUDIO_IN_OSS);
 #endif
 
-	if (priv->audio_device) {
-	    audio_in_set_device(&priv->audio_in, priv->audio_device);
-	}
+        if (priv->audio_device) {
+            audio_in_set_device(&priv->audio_in, priv->audio_device);
+        }
 
-	if (tv_param_audio_id < priv->capability.audios)
-	    priv->audio_id = tv_param_audio_id;
-	else
-	    priv->audio_id = 0;
-	audio_in_set_samplerate(&priv->audio_in, 44100);
-	if (priv->capability.audios) {
-	    audio_in_set_channels(&priv->audio_in, priv->audio_channels[priv->audio_id]);
-	} else {
-	    if (tv_param_forcechan >= 0) {
-		audio_in_set_channels(&priv->audio_in, tv_param_forcechan);
-	    } else {
-		audio_in_set_channels(&priv->audio_in, 2);
-	    }
-	}
-	if (audio_in_setup(&priv->audio_in) < 0) return 0;
-	setup_audio_buffer_sizes(priv);
+        if (tv_param_audio_id < priv->capability.audios)
+            priv->audio_id = tv_param_audio_id;
+        else
+            priv->audio_id = 0;
+        audio_in_set_samplerate(&priv->audio_in, 44100);
+        if (priv->capability.audios) {
+            audio_in_set_channels(&priv->audio_in, priv->audio_channels[priv->audio_id]);
+        } else {
+            if (tv_param_forcechan >= 0) {
+                audio_in_set_channels(&priv->audio_in, tv_param_forcechan);
+            } else {
+                audio_in_set_channels(&priv->audio_in, 2);
+            }
+        }
+        if (audio_in_setup(&priv->audio_in) < 0) return 0;
+        setup_audio_buffer_sizes(priv);
     }
 
     return(1);
 
 malloc_failed:
     if (priv->channels)
-	free(priv->channels);
+        free(priv->channels);
     if (priv->buf)
-	free(priv->buf);
+        free(priv->buf);
 err:
     if (priv->video_fd != -1)
-	close(priv->video_fd);
+        close(priv->video_fd);
     return(0);
 }
 
@@ -687,56 +686,54 @@ static int uninit(priv_t *priv)
 
     mp_msg(MSGT_TV, MSGL_V, "Waiting for threads to finish... ");
     if (!tv_param_noaudio) {
-	pthread_join(priv->audio_grabber_thread, NULL);
-	pthread_mutex_destroy(&priv->audio_starter);
-	pthread_mutex_destroy(&priv->skew_mutex);
+        pthread_join(priv->audio_grabber_thread, NULL);
+        pthread_mutex_destroy(&priv->audio_starter);
+        pthread_mutex_destroy(&priv->skew_mutex);
     }
     pthread_mutex_destroy(&priv->video_buffer_mutex);
     pthread_join(priv->video_grabber_thread, NULL);
     mp_msg(MSGT_TV, MSGL_V, "done\n");
 
     if (priv->capability.audios) {
-	priv->audio[priv->audio_id].flags |= VIDEO_AUDIO_MUTE;
-	ioctl(priv->video_fd, VIDIOCSAUDIO, &priv->audio[priv->audio_id]);
+        priv->audio[priv->audio_id].flags |= VIDEO_AUDIO_MUTE;
+        ioctl(priv->video_fd, VIDIOCSAUDIO, &priv->audio[priv->audio_id]);
     }
-    
+
     if ( tv_param_mjpeg )
-      {
-	num = -1;
+    {
+        num = -1;
         if (ioctl(priv->video_fd, MJPIOC_QBUF_CAPT, &num) < 0)
-          {
             mp_msg(MSGT_TV, MSGL_ERR, "\n  MJP: ioctl MJPIOC_QBUF_CAPT failed: %s\n", strerror(errno));
-          }
-      }
+    }
     else
-      {
-	// We need to munmap as close don't close mem mappings
-	if(munmap(priv->mmap,priv->mbuf.size))
-	  mp_msg(MSGT_TV, MSGL_ERR, "Munmap failed: %s\n",strerror(errno));
-      }
+    {
+        // We need to munmap as close don't close mem mappings
+        if(munmap(priv->mmap,priv->mbuf.size))
+            mp_msg(MSGT_TV, MSGL_ERR, "Munmap failed: %s\n",strerror(errno));
+    }
 
     if(close(priv->video_fd))
-      mp_msg(MSGT_TV, MSGL_ERR, "Close tv failed: %s\n",strerror(errno));
+        mp_msg(MSGT_TV, MSGL_ERR, "Close tv failed: %s\n",strerror(errno));
 
     audio_in_uninit(&priv->audio_in);
 
     if (priv->video_ringbuffer) {
-	int i;
-	for (i = 0; i < priv->video_buffer_size_current; i++) {
-	    free(priv->video_ringbuffer[i]);
-	}
-	free(priv->video_ringbuffer);
+        int i;
+        for (i = 0; i < priv->video_buffer_size_current; i++) {
+            free(priv->video_ringbuffer[i]);
+        }
+        free(priv->video_ringbuffer);
     }
-    
+
     if (priv->video_timebuffer)
-	free(priv->video_timebuffer);
+        free(priv->video_timebuffer);
     if (priv->video_avg_buffer)
-	free(priv->video_avg_buffer);
+        free(priv->video_avg_buffer);
     if (!tv_param_noaudio) {
-	if (priv->audio_ringbuffer)
-	    free(priv->audio_ringbuffer);
-	if (priv->audio_skew_buffer)
-	    free(priv->audio_skew_buffer);
+        if (priv->audio_ringbuffer)
+            free(priv->audio_ringbuffer);
+        if (priv->audio_skew_buffer)
+            free(priv->audio_skew_buffer);
     }
 
     return(1);
@@ -747,25 +744,25 @@ static int get_capture_buffer_size(priv_
     int bufsize, cnt;
 
     if (tv_param_buffer_size >= 0) {
-	bufsize = tv_param_buffer_size*1024*1024;
+        bufsize = tv_param_buffer_size*1024*1024;
     } else {
 #ifdef HAVE_SYS_SYSINFO_H
-	struct sysinfo si;
-	
-	sysinfo(&si);
-	if (si.totalram<2*1024*1024) {
-	    bufsize = 1024*1024;
-	} else {
-	    bufsize = si.totalram/2;
-	}
+        struct sysinfo si;
+
+        sysinfo(&si);
+        if (si.totalram<2*1024*1024) {
+            bufsize = 1024*1024;
+        } else {
+            bufsize = si.totalram/2;
+        }
 #else
-	bufsize = 16*1024*1024;
+        bufsize = 16*1024*1024;
 #endif
     }
-    
+
     cnt = bufsize/(priv->height*priv->bytesperline);
     if (cnt < 2) cnt = 2;
-    
+
     return cnt;
 }
 
@@ -773,33 +770,33 @@ static int start(priv_t *priv)
 {
     int i;
     int bytes_per_sample;
-    
+
     if (ioctl(priv->video_fd, VIDIOCGPICT, &priv->picture) == -1)
     {
-	mp_msg(MSGT_TV, MSGL_ERR, "ioctl get picture failed: %s\n", strerror(errno));
-	return(0);
+        mp_msg(MSGT_TV, MSGL_ERR, "ioctl get picture failed: %s\n", strerror(errno));
+        return(0);
     }
 
     priv->picture.palette = format2palette(priv->format);
     priv->picture.depth = palette2depth(priv->picture.palette);
 
     if (priv->format != IMGFMT_BGR15) {
-	priv->bytesperline = priv->width * priv->picture.depth / 8;
+        priv->bytesperline = priv->width * priv->picture.depth / 8;
     } else {
-	priv->bytesperline = priv->width * 2;
+        priv->bytesperline = priv->width * 2;
     }
 
     mp_msg(MSGT_TV, MSGL_V, "Picture values:\n");
     mp_msg(MSGT_TV, MSGL_V, " Depth: %d, Palette: %s (Format: %s)\n", priv->picture.depth,
-	PALETTE(priv->picture.palette), vo_format_name(priv->format));
+        PALETTE(priv->picture.palette), vo_format_name(priv->format));
     mp_msg(MSGT_TV, MSGL_V, " Brightness: %d, Hue: %d, Colour: %d, Contrast: %d\n",
-	priv->picture.brightness, priv->picture.hue,
-	priv->picture.colour, priv->picture.contrast);
-    
+        priv->picture.brightness, priv->picture.hue,
+        priv->picture.colour, priv->picture.contrast);
+
 
     if (ioctl(priv->video_fd, VIDIOCSPICT, &priv->picture) == -1)
     {
-	mp_msg(MSGT_TV, MSGL_ERR, "ioctl set picture failed: %s\n", strerror(errno));
+        mp_msg(MSGT_TV, MSGL_ERR, "ioctl set picture failed: %s\n", strerror(errno));
     }
 
     if ( !tv_param_mjpeg )
@@ -807,157 +804,157 @@ static int start(priv_t *priv)
     priv->nbuf = priv->mbuf.frames;
     for (i=0; i < priv->nbuf; i++)
     {
-	priv->buf[i].format = priv->picture.palette;
-	priv->buf[i].frame = i;
-	priv->buf[i].width = priv->width;
-	priv->buf[i].height = priv->height;
-	mp_msg(MSGT_TV, MSGL_DBG2, "buffer: %d => %p\n", i, &priv->buf[i]);
-    } 
-    } 
+        priv->buf[i].format = priv->picture.palette;
+        priv->buf[i].frame = i;
+        priv->buf[i].width = priv->width;
+        priv->buf[i].height = priv->height;
+        mp_msg(MSGT_TV, MSGL_DBG2, "buffer: %d => %p\n", i, &priv->buf[i]);
+    }
+    }
 
 #if 0
     {
-	struct video_play_mode pmode;
-	
-	pmode.mode = VID_PLAY_NORMAL;
-	pmode.p1 = 1;
-	pmode.p2 = 0;
-	if (ioctl(priv->video_fd, VIDIOCSPLAYMODE, &pmode) == -1)
-	{
-	    mp_msg(MSGT_TV, MSGL_ERR, "ioctl set play mode failed: %s\n", strerror(errno));
-//	    return(0);
-	}
+        struct video_play_mode pmode;
+
+        pmode.mode = VID_PLAY_NORMAL;
+        pmode.p1 = 1;
+        pmode.p2 = 0;
+        if (ioctl(priv->video_fd, VIDIOCSPLAYMODE, &pmode) == -1)
+        {
+            mp_msg(MSGT_TV, MSGL_ERR, "ioctl set play mode failed: %s\n", strerror(errno));
+//            return(0);
+        }
     }
 #endif
 
 #if 0
     {
-	struct video_window win;
+        struct video_window win;
 
-	win.x = 0;
-	win.y = 0;
-	win.width = priv->width;
-	win.height = priv->height;
-	win.chromakey = -1;
-	win.flags = 0;
-	//win.clipcount = 0;
-	
-	ioctl(priv->video_fd, VIDIOCSWIN, &win);
+        win.x = 0;
+        win.y = 0;
+        win.width = priv->width;
+        win.height = priv->height;
+        win.chromakey = -1;
+        win.flags = 0;
+        //win.clipcount = 0;
+
+        ioctl(priv->video_fd, VIDIOCSWIN, &win);
     }
 
     // initialize video capture
     if (ioctl(priv->video_fd, VIDIOCCAPTURE, &one) == -1)
     {
-	mp_msg(MSGT_TV, MSGL_ERR, "FATAL: ioctl ccapture failed: %s\n", strerror(errno));
-	return(0);
+        mp_msg(MSGT_TV, MSGL_ERR, "FATAL: ioctl ccapture failed: %s\n", strerror(errno));
+        return(0);
     }
 #endif
 
     /* setup audio parameters */
     if (!tv_param_noaudio) {
-	setup_audio_buffer_sizes(priv);
-	bytes_per_sample = priv->audio_in.bytes_per_sample;
-	priv->audio_skew_buffer = calloc(priv->aud_skew_cnt, sizeof(long long));
-	if (!priv->audio_skew_buffer) {
-	    mp_msg(MSGT_TV, MSGL_ERR, "cannot allocate skew buffer: %s\n", strerror(errno));
-	    return 0;
-	}
+        setup_audio_buffer_sizes(priv);
+        bytes_per_sample = priv->audio_in.bytes_per_sample;
+        priv->audio_skew_buffer = calloc(priv->aud_skew_cnt, sizeof(long long));
+        if (!priv->audio_skew_buffer) {
+            mp_msg(MSGT_TV, MSGL_ERR, "cannot allocate skew buffer: %s\n", strerror(errno));
+            return 0;
+        }
 
-	priv->audio_ringbuffer = calloc(priv->audio_in.blocksize, priv->audio_buffer_size);
-	if (!priv->audio_ringbuffer) {
-	    mp_msg(MSGT_TV, MSGL_ERR, "cannot allocate audio buffer: %s\n", strerror(errno));
-	    return 0;
-	}
+        priv->audio_ringbuffer = calloc(priv->audio_in.blocksize, priv->audio_buffer_size);
+        if (!priv->audio_ringbuffer) {
+            mp_msg(MSGT_TV, MSGL_ERR, "cannot allocate audio buffer: %s\n", strerror(errno));
+            return 0;
+        }
 
-	priv->audio_secs_per_block = (double)priv->audio_in.blocksize/(priv->audio_in.samplerate
-								    *priv->audio_in.channels
-								    *bytes_per_sample);
-	priv->audio_head = 0;
-	priv->audio_tail = 0;
-	priv->audio_cnt = 0;
-	priv->audio_drop = 0;
-	priv->audio_skew = 0;
-	priv->audio_skew_total = 0;
-	priv->audio_recv_blocks_total = 0;
-	priv->audio_sent_blocks_total = 0;
+        priv->audio_secs_per_block = (double)priv->audio_in.blocksize/(priv->audio_in.samplerate
+                                                                    *priv->audio_in.channels
+                                                                    *bytes_per_sample);
+        priv->audio_head = 0;
+        priv->audio_tail = 0;
+        priv->audio_cnt = 0;
+        priv->audio_drop = 0;
+        priv->audio_skew = 0;
+        priv->audio_skew_total = 0;
+        priv->audio_recv_blocks_total = 0;
+        priv->audio_sent_blocks_total = 0;
     }
 
     /* setup video parameters */
     if (priv->immediate_mode) {
-	priv->video_buffer_size_max = VID_BUF_SIZE_IMMEDIATE;
+        priv->video_buffer_size_max = VID_BUF_SIZE_IMMEDIATE;
     } else {
-	priv->video_buffer_size_max = get_capture_buffer_size(priv);
+        priv->video_buffer_size_max = get_capture_buffer_size(priv);
     }
     priv->video_buffer_size_current = 0;
 
     if (!tv_param_noaudio) {
-	if (priv->video_buffer_size_max < 3.0*priv->fps*priv->audio_secs_per_block) {
-	    mp_msg(MSGT_TV, MSGL_ERR, "Video buffer shorter than 3 times audio frame duration.\n"
-		   "You will probably experience heavy framedrops.\n");
-	}
+        if (priv->video_buffer_size_max < 3.0*priv->fps*priv->audio_secs_per_block) {
+            mp_msg(MSGT_TV, MSGL_ERR, "Video buffer shorter than 3 times audio frame duration.\n"
+                   "You will probably experience heavy framedrops.\n");
+        }
     }
 
     mp_msg(MSGT_TV, MSGL_V, "Using a ring buffer for maximum %d frames, %d MB total size.\n",
-	   priv->video_buffer_size_max,
-	   priv->video_buffer_size_max*priv->height*priv->bytesperline/(1024*1024));
+           priv->video_buffer_size_max,
+           priv->video_buffer_size_max*priv->height*priv->bytesperline/(1024*1024));
 
     priv->video_ringbuffer = calloc(priv->video_buffer_size_max, sizeof(unsigned char*));
     if (!priv->video_ringbuffer) {
-	mp_msg(MSGT_TV, MSGL_ERR, "cannot allocate video buffer: %s\n", strerror(errno));
-	return 0;
+        mp_msg(MSGT_TV, MSGL_ERR, "cannot allocate video buffer: %s\n", strerror(errno));
+        return 0;
     }
     for (i = 0; i < priv->video_buffer_size_max; i++)
-	priv->video_ringbuffer[i] = NULL;
-    
+        priv->video_ringbuffer[i] = NULL;
+
     priv->video_timebuffer = calloc(priv->video_buffer_size_max, sizeof(long long));
     if (!priv->video_timebuffer) {
-	mp_msg(MSGT_TV, MSGL_ERR, "cannot allocate time buffer: %s\n", strerror(errno));
-	return 0;
+        mp_msg(MSGT_TV, MSGL_ERR, "cannot allocate time buffer: %s\n", strerror(errno));
+        return 0;
     }
     priv->video_avg_buffer = malloc(sizeof(long long) * VIDEO_AVG_BUFFER_SIZE);
     if (!priv->video_avg_buffer) {
-	mp_msg(MSGT_TV, MSGL_ERR, "cannot allocate period buffer: %s\n", strerror(errno));
-	return 0;
+        mp_msg(MSGT_TV, MSGL_ERR, "cannot allocate period buffer: %s\n", strerror(errno));
+        return 0;
     }
     priv->video_interval_sum = (1e6/priv->fps)*VIDEO_AVG_BUFFER_SIZE;
     for (i = 0; i < VIDEO_AVG_BUFFER_SIZE; i++) {
-	priv->video_avg_buffer[i] = 1e6/priv->fps;
+        priv->video_avg_buffer[i] = 1e6/priv->fps;
     }
 
     priv->video_avg_ptr = 0;
-    
+
     priv->video_head = 0;
     priv->video_tail = 0;
     priv->video_cnt = 0;
     priv->first = 1;
 
     if (priv->capability.audios) {
-	/* enable audio */
-	if (tv_param_volume >= 0)
-	    priv->audio[priv->audio_id].volume = tv_param_volume;
-	if (tv_param_bass >= 0)
-	    priv->audio[priv->audio_id].bass = tv_param_bass;
-	if (tv_param_treble >= 0)
-	    priv->audio[priv->audio_id].treble = tv_param_treble;
-	if (tv_param_balance >= 0)
-	    priv->audio[priv->audio_id].balance = tv_param_balance;
-	priv->audio[priv->audio_id].flags &= ~VIDEO_AUDIO_MUTE;
-	mp_msg(MSGT_TV, MSGL_V, "Enabling tv audio. Requested setup is:\n");
-	mp_msg(MSGT_TV, MSGL_V, "id=%d vol=%d bass=%d treble=%d balance=%d mode=%s",
-	       priv->audio_id,
-	       priv->audio[priv->audio_id].volume, priv->audio[priv->audio_id].bass, priv->audio[priv->audio_id].treble,
-	       priv->audio[priv->audio_id].balance, audio_mode2name(priv->audio[priv->audio_id].mode));
-	mp_msg(MSGT_TV, MSGL_V, " chan=%d\n", priv->audio_channels[priv->audio_id]);
-	ioctl(priv->video_fd, VIDIOCSAUDIO, &priv->audio[priv->audio_id]);
+        /* enable audio */
+        if (tv_param_volume >= 0)
+            priv->audio[priv->audio_id].volume = tv_param_volume;
+        if (tv_param_bass >= 0)
+            priv->audio[priv->audio_id].bass = tv_param_bass;
+        if (tv_param_treble >= 0)
+            priv->audio[priv->audio_id].treble = tv_param_treble;
+        if (tv_param_balance >= 0)
+            priv->audio[priv->audio_id].balance = tv_param_balance;
+        priv->audio[priv->audio_id].flags &= ~VIDEO_AUDIO_MUTE;
+        mp_msg(MSGT_TV, MSGL_V, "Enabling tv audio. Requested setup is:\n");
+        mp_msg(MSGT_TV, MSGL_V, "id=%d vol=%d bass=%d treble=%d balance=%d mode=%s",
+               priv->audio_id,
+               priv->audio[priv->audio_id].volume, priv->audio[priv->audio_id].bass, priv->audio[priv->audio_id].treble,
+               priv->audio[priv->audio_id].balance, audio_mode2name(priv->audio[priv->audio_id].mode));
+        mp_msg(MSGT_TV, MSGL_V, " chan=%d\n", priv->audio_channels[priv->audio_id]);
+        ioctl(priv->video_fd, VIDIOCSAUDIO, &priv->audio[priv->audio_id]);
     }
-    
+
     /* launch capture threads */
     priv->shutdown = 0;
     if (!tv_param_noaudio) {
-	pthread_mutex_init(&priv->audio_starter, NULL);
-	pthread_mutex_init(&priv->skew_mutex, NULL);
-	pthread_mutex_lock(&priv->audio_starter);
-	pthread_create(&priv->audio_grabber_thread, NULL, audio_grabber, priv);
+        pthread_mutex_init(&priv->audio_starter, NULL);
+        pthread_mutex_init(&priv->skew_mutex, NULL);
+        pthread_mutex_lock(&priv->audio_starter);
+        pthread_create(&priv->audio_grabber_thread, NULL, audio_grabber, priv);
     }
     pthread_mutex_init(&priv->video_buffer_mutex, NULL);
     /* we'll launch the video capture later, when a first request for a frame arrives */
@@ -969,415 +966,415 @@ static int start(priv_t *priv)
 static int control(priv_t *priv, int cmd, void *arg)
 {
     mp_msg(MSGT_TV, MSGL_DBG2, "\ndebug: control(priv=%p, cmd=%d, arg=%p)\n",
-	priv, cmd, arg);
+        priv, cmd, arg);
     switch(cmd)
     {
-	/* ========== GENERIC controls =========== */
-	case TVI_CONTROL_IS_VIDEO:
-	{
-	    if (priv->capability.type & VID_TYPE_CAPTURE)
-		return(TVI_CONTROL_TRUE);
-	    return(TVI_CONTROL_FALSE);
-	}
-	case TVI_CONTROL_IS_AUDIO:
-	    if (tv_param_force_audio) return(TVI_CONTROL_TRUE);
-	    if (priv->channels[priv->act_channel].flags & VIDEO_VC_AUDIO)
-	    {
-		return(TVI_CONTROL_TRUE);
-	    }
-	    return(TVI_CONTROL_FALSE);
-	case TVI_CONTROL_IS_TUNER:
-	{
-//	    if (priv->capability.type & VID_TYPE_TUNER)
-	    if (priv->channels[priv->act_channel].flags & VIDEO_VC_TUNER)
-		return(TVI_CONTROL_TRUE);
-	    return(TVI_CONTROL_FALSE);
-	}
+        /* ========== GENERIC controls =========== */
+        case TVI_CONTROL_IS_VIDEO:
+        {
+            if (priv->capability.type & VID_TYPE_CAPTURE)
+                return(TVI_CONTROL_TRUE);
+            return(TVI_CONTROL_FALSE);
+        }
+        case TVI_CONTROL_IS_AUDIO:
+            if (tv_param_force_audio) return(TVI_CONTROL_TRUE);
+            if (priv->channels[priv->act_channel].flags & VIDEO_VC_AUDIO)
+            {
+                return(TVI_CONTROL_TRUE);
+            }
+            return(TVI_CONTROL_FALSE);
+        case TVI_CONTROL_IS_TUNER:
+        {
+//            if (priv->capability.type & VID_TYPE_TUNER)
+            if (priv->channels[priv->act_channel].flags & VIDEO_VC_TUNER)
+                return(TVI_CONTROL_TRUE);
+            return(TVI_CONTROL_FALSE);
+        }
 
-	/* ========== VIDEO controls =========== */
-	case TVI_CONTROL_VID_GET_FORMAT:
-	{
-	    int output_fmt = -1;
+        /* ========== VIDEO controls =========== */
+        case TVI_CONTROL_VID_GET_FORMAT:
+        {
+            int output_fmt = -1;
 
-	    output_fmt = priv->format;
+            output_fmt = priv->format;
             if ( tv_param_mjpeg )
-	    {
-              mp_msg(MSGT_TV, MSGL_INFO, "  MJP: setting sh_video->format to mjpg\n");
-	      output_fmt = 0x47504a4d;
-	      output_fmt = 0x67706a6d;
-	      *(int *)arg = output_fmt;
-	      mp_msg(MSGT_TV, MSGL_V, "Output format: %s\n", "mjpg");
-	    }
-	    else
-	    {
-	    *(int *)arg = output_fmt;
-	    mp_msg(MSGT_TV, MSGL_V, "Output format: %s\n", vo_format_name(output_fmt));
-	    }
-	    return(TVI_CONTROL_TRUE);
-	}
-	case TVI_CONTROL_VID_SET_FORMAT:
-	    priv->format = *(int *)arg;
-	    // !HACK! v4l uses BGR format instead of RGB
-	    // and we have to correct this. Fortunately,
-	    // tv.c reads later the format back so we
-	    // can persuade it to use what we want.
-	    if (IMGFMT_IS_RGB(priv->format)) {
-		priv->format &= ~IMGFMT_RGB_MASK;
-		priv->format |= IMGFMT_BGR;
-	    }
-	    return(TVI_CONTROL_TRUE);
-	case TVI_CONTROL_VID_GET_PLANES:
-	    *(int *)arg = 1; /* FIXME, also not needed at this time */
-	    return(TVI_CONTROL_TRUE);
-	case TVI_CONTROL_VID_GET_BITS:
-	    *(int *)arg = palette2depth(format2palette(priv->format));
-	    return(TVI_CONTROL_TRUE);
-	case TVI_CONTROL_VID_GET_WIDTH:
-	    *(int *)arg = priv->width;
-	    return(TVI_CONTROL_TRUE);
-	case TVI_CONTROL_VID_CHK_WIDTH:
-	{
-	    int req_width = *(int *)arg;
-	    
-	    mp_msg(MSGT_TV, MSGL_V, "Requested width: %d\n", req_width);
-	    if ((req_width >= priv->capability.minwidth) &&
-		(req_width <= priv->capability.maxwidth))
-		return(TVI_CONTROL_TRUE);
-	    return(TVI_CONTROL_FALSE);
-	}
-	case TVI_CONTROL_VID_SET_WIDTH:
-	    priv->width = *(int *)arg;
-	    return(TVI_CONTROL_TRUE);
-	case TVI_CONTROL_VID_GET_HEIGHT:
-	    *(int *)arg = priv->height;
-	    return(TVI_CONTROL_TRUE);
-	case TVI_CONTROL_VID_CHK_HEIGHT:
-	{
-	    int req_height = *(int *)arg;
-	    
-	    mp_msg(MSGT_TV, MSGL_V, "Requested height: %d\n", req_height);
-	    if ((req_height >= priv->capability.minheight) &&
-		(req_height <= priv->capability.maxheight))
-		return(TVI_CONTROL_TRUE);
-	    return(TVI_CONTROL_FALSE);
-	}
-	case TVI_CONTROL_VID_SET_HEIGHT:
-	    priv->height = *(int *)arg;
-	    return(TVI_CONTROL_TRUE);
-	case TVI_CONTROL_VID_GET_PICTURE:
-	    if (ioctl(priv->video_fd, VIDIOCGPICT, &priv->picture) == -1)
-	    {
-		mp_msg(MSGT_TV, MSGL_ERR, "ioctl get picture failed: %s\n", strerror(errno));
-		return(TVI_CONTROL_FALSE);
-	    }
-	    return(TVI_CONTROL_TRUE);
-	case TVI_CONTROL_VID_SET_PICTURE:
-	    if (ioctl(priv->video_fd, VIDIOCSPICT, &priv->picture) == -1)
-	    {
-		mp_msg(MSGT_TV, MSGL_ERR, "ioctl get picture failed: %s\n", strerror(errno));
-		return(TVI_CONTROL_FALSE);
-	    }
-	    return(TVI_CONTROL_TRUE);
-	case TVI_CONTROL_VID_SET_BRIGHTNESS:
-	    priv->picture.brightness = (327*(*(int *)arg+100)) + 68;
-	    return control(priv, TVI_CONTROL_VID_SET_PICTURE, 0);
-	case TVI_CONTROL_VID_SET_HUE:
-	    priv->picture.hue = (327*(*(int *)arg+100)) + 68;
-	    return control(priv, TVI_CONTROL_VID_SET_PICTURE, 0);
-	case TVI_CONTROL_VID_SET_SATURATION:
-	    priv->picture.colour = (327*(*(int *)arg+100)) + 68;
-	    return control(priv, TVI_CONTROL_VID_SET_PICTURE, 0);
-	case TVI_CONTROL_VID_SET_CONTRAST:
-	    priv->picture.contrast = (327*(*(int *)arg+100)) + 68;
-	    return control(priv, TVI_CONTROL_VID_SET_PICTURE, 0);
-	case TVI_CONTROL_VID_GET_BRIGHTNESS:
-	    if(!control(priv, TVI_CONTROL_VID_GET_PICTURE, 0)) return 0;
-	    *(int*)arg = ((int)priv->picture.brightness-68)/327-100;
-	    return 1;
-	case TVI_CONTROL_VID_GET_HUE:
-	    if(!control(priv, TVI_CONTROL_VID_GET_PICTURE, 0)) return 0;
-	    *(int*)arg = ((int)priv->picture.hue-68)/327-100;
-	    return 1;
-	case TVI_CONTROL_VID_GET_SATURATION:
-	    if(!control(priv, TVI_CONTROL_VID_GET_PICTURE, 0)) return 0;
-	    *(int*)arg = ((int)priv->picture.colour-68)/327-100;
-	    return 1;
-	case TVI_CONTROL_VID_GET_CONTRAST:
-	    if(!control(priv, TVI_CONTROL_VID_GET_PICTURE, 0)) return 0;
-	    *(int*)arg = ((int)priv->picture.contrast-68)/327-100;
-	    return 1;
-	case TVI_CONTROL_VID_GET_FPS:
-	    *(float *)arg=priv->fps;
-	    return(TVI_CONTROL_TRUE);
+            {
+                mp_msg(MSGT_TV, MSGL_INFO, "  MJP: setting sh_video->format to mjpg\n");
+                output_fmt = 0x47504a4d;
+                output_fmt = 0x67706a6d;
+                *(int *)arg = output_fmt;
+                mp_msg(MSGT_TV, MSGL_V, "Output format: %s\n", "mjpg");
+            }
+            else
+            {
+            *(int *)arg = output_fmt;
+            mp_msg(MSGT_TV, MSGL_V, "Output format: %s\n", vo_format_name(output_fmt));
+            }
+            return(TVI_CONTROL_TRUE);
+        }
+        case TVI_CONTROL_VID_SET_FORMAT:
+            priv->format = *(int *)arg;
+            // !HACK! v4l uses BGR format instead of RGB
+            // and we have to correct this. Fortunately,
+            // tv.c reads later the format back so we
+            // can persuade it to use what we want.
+            if (IMGFMT_IS_RGB(priv->format)) {
+                priv->format &= ~IMGFMT_RGB_MASK;
+                priv->format |= IMGFMT_BGR;
+            }
+            return(TVI_CONTROL_TRUE);
+        case TVI_CONTROL_VID_GET_PLANES:
+            *(int *)arg = 1; /* FIXME, also not needed at this time */
+            return(TVI_CONTROL_TRUE);
+        case TVI_CONTROL_VID_GET_BITS:
+            *(int *)arg = palette2depth(format2palette(priv->format));
+            return(TVI_CONTROL_TRUE);
+        case TVI_CONTROL_VID_GET_WIDTH:
+            *(int *)arg = priv->width;
+            return(TVI_CONTROL_TRUE);
+        case TVI_CONTROL_VID_CHK_WIDTH:
+        {
+            int req_width = *(int *)arg;
 
-	/* ========== TUNER controls =========== */
-	case TVI_CONTROL_TUN_GET_FREQ:
-	{
-	    unsigned long freq;
-	    
-	    if (ioctl(priv->video_fd, VIDIOCGFREQ, &freq) == -1)
-	    {
-		mp_msg(MSGT_TV, MSGL_ERR, "ioctl get freq failed: %s\n", strerror(errno));
-		return(TVI_CONTROL_FALSE);
-	    }
-	    
-	    /* tuner uses khz not mhz ! */
-//	    if (priv->tuner.flags & VIDEO_TUNER_LOW)
-//	        freq /= 1000;
-	    *(unsigned long *)arg = freq;
-	    return(TVI_CONTROL_TRUE);
-	}
-	case TVI_CONTROL_TUN_SET_FREQ:
-	{
-	    /* argument is in MHz ! */
-	    unsigned long freq = *(unsigned long *)arg;
-	    
-	    if (priv->capability.audios) {
-		priv->audio[priv->audio_id].flags |= VIDEO_AUDIO_MUTE;
-		ioctl(priv->video_fd, VIDIOCSAUDIO, &priv->audio[priv->audio_id]);
-	    }
+            mp_msg(MSGT_TV, MSGL_V, "Requested width: %d\n", req_width);
+            if ((req_width >= priv->capability.minwidth) &&
+                (req_width <= priv->capability.maxwidth))
+                return(TVI_CONTROL_TRUE);
+            return(TVI_CONTROL_FALSE);
+        }
+        case TVI_CONTROL_VID_SET_WIDTH:
+            priv->width = *(int *)arg;
+            return(TVI_CONTROL_TRUE);
+        case TVI_CONTROL_VID_GET_HEIGHT:
+            *(int *)arg = priv->height;
+            return(TVI_CONTROL_TRUE);
+        case TVI_CONTROL_VID_CHK_HEIGHT:
+        {
+            int req_height = *(int *)arg;
 
-	    mp_msg(MSGT_TV, MSGL_V, "requested frequency: %.3f\n", (float)freq/16);
-	    
-	    /* tuner uses khz not mhz ! */
-//	    if (priv->tuner.flags & VIDEO_TUNER_LOW)
-//	        freq *= 1000;
-//	    mp_msg(MSGT_TV, MSGL_V, " requesting from driver: freq=%.3f\n", (float)freq/16);
-	    if (ioctl(priv->video_fd, VIDIOCSFREQ, &freq) == -1)
-	    {
-		mp_msg(MSGT_TV, MSGL_ERR, "ioctl set freq failed: %s\n", strerror(errno));
-		return(TVI_CONTROL_FALSE);
-	    }
-	    usleep(100000); // wait to suppress noise during switching
+            mp_msg(MSGT_TV, MSGL_V, "Requested height: %d\n", req_height);
+            if ((req_height >= priv->capability.minheight) &&
+                (req_height <= priv->capability.maxheight))
+                return(TVI_CONTROL_TRUE);
+            return(TVI_CONTROL_FALSE);
+        }
+        case TVI_CONTROL_VID_SET_HEIGHT:
+            priv->height = *(int *)arg;
+            return(TVI_CONTROL_TRUE);
+        case TVI_CONTROL_VID_GET_PICTURE:
+            if (ioctl(priv->video_fd, VIDIOCGPICT, &priv->picture) == -1)
+            {
+                mp_msg(MSGT_TV, MSGL_ERR, "ioctl get picture failed: %s\n", strerror(errno));
+                return(TVI_CONTROL_FALSE);
+            }
+            return(TVI_CONTROL_TRUE);
+        case TVI_CONTROL_VID_SET_PICTURE:
+            if (ioctl(priv->video_fd, VIDIOCSPICT, &priv->picture) == -1)
+            {
+                mp_msg(MSGT_TV, MSGL_ERR, "ioctl get picture failed: %s\n", strerror(errno));
+                return(TVI_CONTROL_FALSE);
+            }
+            return(TVI_CONTROL_TRUE);
+        case TVI_CONTROL_VID_SET_BRIGHTNESS:
+            priv->picture.brightness = (327*(*(int *)arg+100)) + 68;
+            return control(priv, TVI_CONTROL_VID_SET_PICTURE, 0);
+        case TVI_CONTROL_VID_SET_HUE:
+            priv->picture.hue = (327*(*(int *)arg+100)) + 68;
+            return control(priv, TVI_CONTROL_VID_SET_PICTURE, 0);
+        case TVI_CONTROL_VID_SET_SATURATION:
+            priv->picture.colour = (327*(*(int *)arg+100)) + 68;
+            return control(priv, TVI_CONTROL_VID_SET_PICTURE, 0);
+        case TVI_CONTROL_VID_SET_CONTRAST:
+            priv->picture.contrast = (327*(*(int *)arg+100)) + 68;
+            return control(priv, TVI_CONTROL_VID_SET_PICTURE, 0);
+        case TVI_CONTROL_VID_GET_BRIGHTNESS:
+            if(!control(priv, TVI_CONTROL_VID_GET_PICTURE, 0)) return 0;
+            *(int*)arg = ((int)priv->picture.brightness-68)/327-100;
+            return 1;
+        case TVI_CONTROL_VID_GET_HUE:
+            if(!control(priv, TVI_CONTROL_VID_GET_PICTURE, 0)) return 0;
+            *(int*)arg = ((int)priv->picture.hue-68)/327-100;
+            return 1;
+        case TVI_CONTROL_VID_GET_SATURATION:
+            if(!control(priv, TVI_CONTROL_VID_GET_PICTURE, 0)) return 0;
+            *(int*)arg = ((int)priv->picture.colour-68)/327-100;
+            return 1;
+        case TVI_CONTROL_VID_GET_CONTRAST:
+            if(!control(priv, TVI_CONTROL_VID_GET_PICTURE, 0)) return 0;
+            *(int*)arg = ((int)priv->picture.contrast-68)/327-100;
+            return 1;
+        case TVI_CONTROL_VID_GET_FPS:
+            *(float *)arg=priv->fps;
+            return(TVI_CONTROL_TRUE);
 
-	    if (priv->capability.audios) {
-		priv->audio[priv->audio_id].flags &= ~VIDEO_AUDIO_MUTE;
-		ioctl(priv->video_fd, VIDIOCSAUDIO, &priv->audio[priv->audio_id]);
-	    }
+        /* ========== TUNER controls =========== */
+        case TVI_CONTROL_TUN_GET_FREQ:
+        {
+            unsigned long freq;
 
-	    return(TVI_CONTROL_TRUE);
-	}
-	case TVI_CONTROL_TUN_GET_TUNER:
-	{
-	    if (ioctl(priv->video_fd, VIDIOCGTUNER, &priv->tuner) == -1)
-	    {
-		mp_msg(MSGT_TV, MSGL_ERR, "ioctl get tuner failed: %s\n", strerror(errno));
-		return(TVI_CONTROL_FALSE);
-	    }
-	    
-	    mp_msg(MSGT_TV, MSGL_V, "Tuner (%s) range: %lu -> %lu\n", priv->tuner.name,
-		priv->tuner.rangelow, priv->tuner.rangehigh);
-	    return(TVI_CONTROL_TRUE);
-	}
-	case TVI_CONTROL_TUN_SET_TUNER:
-	{
-	    if (ioctl(priv->video_fd, VIDIOCSTUNER, &priv->tuner) == -1)
-	    {
-		mp_msg(MSGT_TV, MSGL_ERR, "ioctl set tuner failed: %s\n", strerror(errno));
-		return(TVI_CONTROL_FALSE);
-	    }
-	    return(TVI_CONTROL_TRUE);
-	}
-	case TVI_CONTROL_TUN_SET_NORM:
-	{
-	    int req_mode = *(int *)arg;
+            if (ioctl(priv->video_fd, VIDIOCGFREQ, &freq) == -1)
+            {
+                mp_msg(MSGT_TV, MSGL_ERR, "ioctl get freq failed: %s\n", strerror(errno));
+                return(TVI_CONTROL_FALSE);
+            }
 
-	    if ((req_mode != TV_NORM_PAL) && (req_mode != TV_NORM_NTSC) && (req_mode != TV_NORM_SECAM)
-		&& (req_mode != TV_NORM_PALNC) && (req_mode != TV_NORM_PALM) && (req_mode != TV_NORM_PALN)
-		&& (req_mode != TV_NORM_NTSCJP)) {
-		mp_msg(MSGT_TV, MSGL_ERR, "Unknown norm!\n");
-		return(TVI_CONTROL_FALSE);
-	    }
+            /* tuner uses khz not mhz ! */
+//            if (priv->tuner.flags & VIDEO_TUNER_LOW)
+//                freq /= 1000;
+            *(unsigned long *)arg = freq;
+            return(TVI_CONTROL_TRUE);
+        }
+        case TVI_CONTROL_TUN_SET_FREQ:
+        {
+            /* argument is in MHz ! */
+            unsigned long freq = *(unsigned long *)arg;
 
-	    if (priv->channels[priv->act_channel].flags & VIDEO_VC_TUNER) {
-		int prev_mode;
-		
-		control(priv, TVI_CONTROL_TUN_GET_TUNER, 0);
-		if (((req_mode == TV_NORM_PAL
-		      || req_mode == TV_NORM_PALNC
-		      || req_mode == TV_NORM_PALN) && !(priv->tuner.flags & VIDEO_TUNER_PAL)) ||
-		    ((req_mode == TV_NORM_NTSC
-		      || req_mode == TV_NORM_NTSCJP
-		      || req_mode == TV_NORM_PALM) && !(priv->tuner.flags & VIDEO_TUNER_NTSC)) ||
-		    ((req_mode == TV_NORM_SECAM) && !(priv->tuner.flags & VIDEO_TUNER_SECAM)))
-		{
-		    mp_msg(MSGT_TV, MSGL_ERR, "Tuner isn't capable to set norm!\n");
-		    return(TVI_CONTROL_FALSE);
-		}
+            if (priv->capability.audios) {
+                priv->audio[priv->audio_id].flags |= VIDEO_AUDIO_MUTE;
+                ioctl(priv->video_fd, VIDIOCSAUDIO, &priv->audio[priv->audio_id]);
+            }
 
-		prev_mode = priv->tuner.mode;
+            mp_msg(MSGT_TV, MSGL_V, "requested frequency: %.3f\n", (float)freq/16);
 
-		switch(req_mode) {
-		case TV_NORM_PAL:
-		case TV_NORM_PALNC:
-		case TV_NORM_PALN:
-		    priv->tuner.mode = VIDEO_MODE_PAL;
-		    break;
-		case TV_NORM_NTSC:
-		case TV_NORM_NTSCJP:
-		case TV_NORM_PALM:
-		    priv->tuner.mode = VIDEO_MODE_NTSC;
-		    break;
-		case TV_NORM_SECAM:
-		    priv->tuner.mode = VIDEO_MODE_SECAM;
-		    break;
-		}
-	    
-		if (control(priv, TVI_CONTROL_TUN_SET_TUNER, &priv->tuner) != TVI_CONTROL_TRUE) {
-		    // norm setting failed, but maybe it's only because it's fixed
-		    if (priv->tuner.mode != prev_mode) return(TVI_CONTROL_FALSE); // no it really failed
-		}
+            /* tuner uses khz not mhz ! */
+//            if (priv->tuner.flags & VIDEO_TUNER_LOW)
+//                freq *= 1000;
+//            mp_msg(MSGT_TV, MSGL_V, " requesting from driver: freq=%.3f\n", (float)freq/16);
+            if (ioctl(priv->video_fd, VIDIOCSFREQ, &freq) == -1)
+            {
+                mp_msg(MSGT_TV, MSGL_ERR, "ioctl set freq failed: %s\n", strerror(errno));
+                return(TVI_CONTROL_FALSE);
+            }
+            usleep(100000); // wait to suppress noise during switching
 
-	    }
+            if (priv->capability.audios) {
+                priv->audio[priv->audio_id].flags &= ~VIDEO_AUDIO_MUTE;
+                ioctl(priv->video_fd, VIDIOCSAUDIO, &priv->audio[priv->audio_id]);
+            }
 
-	    switch(req_mode) {
-	    case TV_NORM_PAL:
-		priv->channels[priv->act_channel].norm = VIDEO_MODE_PAL;
-		break;
-	    case TV_NORM_NTSC:
-		priv->channels[priv->act_channel].norm = VIDEO_MODE_NTSC;
-		break;
-	    case TV_NORM_SECAM:
-		priv->channels[priv->act_channel].norm = VIDEO_MODE_SECAM;
-		break;
-	    case TV_NORM_PALNC:
-		priv->channels[priv->act_channel].norm = 3;
-		break;
-	    case TV_NORM_PALM:
-		priv->channels[priv->act_channel].norm = 4;
-		break;
-	    case TV_NORM_PALN:
-		priv->channels[priv->act_channel].norm = 5;
-		break;
-	    case TV_NORM_NTSCJP:
-		priv->channels[priv->act_channel].norm = 6;
-		break;
-	    }
-	    if (ioctl(priv->video_fd, VIDIOCSCHAN, &priv->channels[priv->act_channel]) == -1)
-	    {
-		mp_msg(MSGT_TV, MSGL_ERR, "ioctl set chan failed: %s\n", strerror(errno));
-		return(TVI_CONTROL_FALSE);
-	    }
+            return(TVI_CONTROL_TRUE);
+        }
+        case TVI_CONTROL_TUN_GET_TUNER:
+        {
+            if (ioctl(priv->video_fd, VIDIOCGTUNER, &priv->tuner) == -1)
+            {
+                mp_msg(MSGT_TV, MSGL_ERR, "ioctl get tuner failed: %s\n", strerror(errno));
+                return(TVI_CONTROL_FALSE);
+            }
 
-	    if (ioctl(priv->video_fd, VIDIOCGCAP, &priv->capability) == -1) {
-		mp_msg(MSGT_TV, MSGL_ERR, "ioctl get capabilites failed: %s\n", strerror(errno));
-		return(TVI_CONTROL_FALSE);
-	    }
+            mp_msg(MSGT_TV, MSGL_V, "Tuner (%s) range: %lu -> %lu\n", priv->tuner.name,
+                priv->tuner.rangelow, priv->tuner.rangehigh);
+            return(TVI_CONTROL_TRUE);
+        }
+        case TVI_CONTROL_TUN_SET_TUNER:
+        {
+            if (ioctl(priv->video_fd, VIDIOCSTUNER, &priv->tuner) == -1)
+            {
+                mp_msg(MSGT_TV, MSGL_ERR, "ioctl set tuner failed: %s\n", strerror(errno));
+                return(TVI_CONTROL_FALSE);
+            }
+            return(TVI_CONTROL_TRUE);
+        }
+        case TVI_CONTROL_TUN_SET_NORM:
+        {
+            int req_mode = *(int *)arg;
 
-	    if(req_mode == TV_NORM_PAL || req_mode == TV_NORM_SECAM || req_mode == TV_NORM_PALN || req_mode == TV_NORM_PALNC) {
-		priv->fps = PAL_FPS;
+            if ((req_mode != TV_NORM_PAL) && (req_mode != TV_NORM_NTSC) && (req_mode != TV_NORM_SECAM)
+                && (req_mode != TV_NORM_PALNC) && (req_mode != TV_NORM_PALM) && (req_mode != TV_NORM_PALN)
+                && (req_mode != TV_NORM_NTSCJP)) {
+                mp_msg(MSGT_TV, MSGL_ERR, "Unknown norm!\n");
+                return(TVI_CONTROL_FALSE);
             }
 
-	    if(req_mode == TV_NORM_NTSC || req_mode == TV_NORM_NTSCJP || req_mode == TV_NORM_PALM) {
-		priv->fps = NTSC_FPS;
+            if (priv->channels[priv->act_channel].flags & VIDEO_VC_TUNER) {
+                int prev_mode;
+
+                control(priv, TVI_CONTROL_TUN_GET_TUNER, 0);
+                if (((req_mode == TV_NORM_PAL
+                      || req_mode == TV_NORM_PALNC
+                      || req_mode == TV_NORM_PALN) && !(priv->tuner.flags & VIDEO_TUNER_PAL)) ||
+                    ((req_mode == TV_NORM_NTSC
+                      || req_mode == TV_NORM_NTSCJP
+                      || req_mode == TV_NORM_PALM) && !(priv->tuner.flags & VIDEO_TUNER_NTSC)) ||
+                    ((req_mode == TV_NORM_SECAM) && !(priv->tuner.flags & VIDEO_TUNER_SECAM)))
+                {
+                    mp_msg(MSGT_TV, MSGL_ERR, "Tuner isn't capable to set norm!\n");
+                    return(TVI_CONTROL_FALSE);
+                }
+
+                prev_mode = priv->tuner.mode;
+
+                switch(req_mode) {
+                case TV_NORM_PAL:
+                case TV_NORM_PALNC:
+                case TV_NORM_PALN:
+                    priv->tuner.mode = VIDEO_MODE_PAL;
+                    break;
+                case TV_NORM_NTSC:
+                case TV_NORM_NTSCJP:
+                case TV_NORM_PALM:
+                    priv->tuner.mode = VIDEO_MODE_NTSC;
+                    break;
+                case TV_NORM_SECAM:
+                    priv->tuner.mode = VIDEO_MODE_SECAM;
+                    break;
+                }
+
+                if (control(priv, TVI_CONTROL_TUN_SET_TUNER, &priv->tuner) != TVI_CONTROL_TRUE) {
+                    // norm setting failed, but maybe it's only because it's fixed
+                    if (priv->tuner.mode != prev_mode) return(TVI_CONTROL_FALSE); // no it really failed
+                }
+
             }
 
-	    if(priv->height > priv->capability.maxheight) {
-		priv->height = priv->capability.maxheight;
-	    }
+            switch(req_mode) {
+            case TV_NORM_PAL:
+                priv->channels[priv->act_channel].norm = VIDEO_MODE_PAL;
+                break;
+            case TV_NORM_NTSC:
+                priv->channels[priv->act_channel].norm = VIDEO_MODE_NTSC;
+                break;
+            case TV_NORM_SECAM:
+                priv->channels[priv->act_channel].norm = VIDEO_MODE_SECAM;
+                break;
+            case TV_NORM_PALNC:
+                priv->channels[priv->act_channel].norm = 3;
+                break;
+            case TV_NORM_PALM:
+                priv->channels[priv->act_channel].norm = 4;
+                break;
+            case TV_NORM_PALN:
+                priv->channels[priv->act_channel].norm = 5;
+                break;
+            case TV_NORM_NTSCJP:
+                priv->channels[priv->act_channel].norm = 6;
+                break;
+            }
+            if (ioctl(priv->video_fd, VIDIOCSCHAN, &priv->channels[priv->act_channel]) == -1)
+            {
+                mp_msg(MSGT_TV, MSGL_ERR, "ioctl set chan failed: %s\n", strerror(errno));
+                return(TVI_CONTROL_FALSE);
+            }
 
-	    if(priv->width > priv->capability.maxwidth) {
-		priv->width = priv->capability.maxwidth;
-	    }
-	    
-	    return(TVI_CONTROL_TRUE);
-	}
-	case TVI_CONTROL_TUN_GET_NORM:
-	{
-	    *(int *)arg = priv->tuner.mode;
+            if (ioctl(priv->video_fd, VIDIOCGCAP, &priv->capability) == -1) {
+                mp_msg(MSGT_TV, MSGL_ERR, "ioctl get capabilites failed: %s\n", strerror(errno));
+                return(TVI_CONTROL_FALSE);
+            }
 
-	    return(TVI_CONTROL_TRUE);
-	}
-	
-	/* ========== AUDIO controls =========== */
-	case TVI_CONTROL_AUD_GET_FORMAT:
-	{
-	    *(int *)arg = AF_FORMAT_S16_LE;
-	    return(TVI_CONTROL_TRUE);
-	}
-	case TVI_CONTROL_AUD_GET_CHANNELS:
-	{
-	    *(int *)arg = priv->audio_in.channels;
-	    return(TVI_CONTROL_TRUE);
-	}
-	case TVI_CONTROL_AUD_GET_SAMPLERATE:
-	{
-	    *(int *)arg = priv->audio_in.samplerate;
-	    return(TVI_CONTROL_TRUE);
-	}
-	case TVI_CONTROL_AUD_GET_SAMPLESIZE:
-	{
-	    *(int *)arg = priv->audio_in.bytes_per_sample;
-	    return(TVI_CONTROL_TRUE);
-	}
-	case TVI_CONTROL_AUD_SET_SAMPLERATE:
-	{
-	    if (audio_in_set_samplerate(&priv->audio_in, *(int *)arg) < 0) return TVI_CONTROL_FALSE;
-	    setup_audio_buffer_sizes(priv);
-	    return(TVI_CONTROL_TRUE);
-	}
-	/* ========== SPECIFIC controls =========== */
-	case TVI_CONTROL_SPC_GET_INPUT:
-	{
-	    int req_chan = *(int *)arg;
-	    int i;
+            if(req_mode == TV_NORM_PAL || req_mode == TV_NORM_SECAM || req_mode == TV_NORM_PALN || req_mode == TV_NORM_PALNC) {
+                priv->fps = PAL_FPS;
+            }
 
-	    for (i = 0; i < priv->capability.channels; i++)
-	    {
-		if (priv->channels[i].channel == req_chan)
-		    break;
-	    }
-	    
-	    priv->act_channel = i;
+            if(req_mode == TV_NORM_NTSC || req_mode == TV_NORM_NTSCJP || req_mode == TV_NORM_PALM) {
+                priv->fps = NTSC_FPS;
+            }
 
-	    if (ioctl(priv->video_fd, VIDIOCGCHAN, &priv->channels[i]) == -1)
-	    {
-		mp_msg(MSGT_TV, MSGL_ERR, "ioctl get channel failed: %s\n", strerror(errno));
-		return(TVI_CONTROL_FALSE);
-	    }
-	    return(TVI_CONTROL_TRUE);
-	}
+            if(priv->height > priv->capability.maxheight) {
+                priv->height = priv->capability.maxheight;
+            }
 
-	case TVI_CONTROL_SPC_SET_INPUT:
-	{
-	    struct video_channel chan;
-	    int req_chan = *(int *)arg;
-	    int i;
-	    
-	    if (req_chan >= priv->capability.channels)
-	    {
-		mp_msg(MSGT_TV, MSGL_ERR, "Invalid input requested: %d, valid: 0-%d\n",
-		    req_chan, priv->capability.channels - 1);
-		return(TVI_CONTROL_FALSE);
-	    }
+            if(priv->width > priv->capability.maxwidth) {
+                priv->width = priv->capability.maxwidth;
+            }
 
-	    for (i = 0; i < priv->capability.channels; i++)
-	    {
-		if (priv->channels[i].channel == req_chan)
-		    chan = priv->channels[i];
-	    }
+            return(TVI_CONTROL_TRUE);
+        }
+        case TVI_CONTROL_TUN_GET_NORM:
+        {
+            *(int *)arg = priv->tuner.mode;
 
-	    if (ioctl(priv->video_fd, VIDIOCSCHAN, &chan) == -1)
-	    {
-		mp_msg(MSGT_TV, MSGL_ERR, "ioctl set chan failed: %s\n", strerror(errno));
-		return(TVI_CONTROL_FALSE);
-	    }
-	    mp_msg(MSGT_TV, MSGL_INFO, "Using input '%s'\n", chan.name);
+            return(TVI_CONTROL_TRUE);
+        }
 
-	    priv->act_channel = i;
+        /* ========== AUDIO controls =========== */
+        case TVI_CONTROL_AUD_GET_FORMAT:
+        {
+            *(int *)arg = AF_FORMAT_S16_LE;
+            return(TVI_CONTROL_TRUE);
+        }
+        case TVI_CONTROL_AUD_GET_CHANNELS:
+        {
+            *(int *)arg = priv->audio_in.channels;
+            return(TVI_CONTROL_TRUE);
+        }
+        case TVI_CONTROL_AUD_GET_SAMPLERATE:
+        {
+            *(int *)arg = priv->audio_in.samplerate;
+            return(TVI_CONTROL_TRUE);
+        }
+        case TVI_CONTROL_AUD_GET_SAMPLESIZE:
+        {
+            *(int *)arg = priv->audio_in.bytes_per_sample;
+            return(TVI_CONTROL_TRUE);
+        }
+        case TVI_CONTROL_AUD_SET_SAMPLERATE:
+        {
+            if (audio_in_set_samplerate(&priv->audio_in, *(int *)arg) < 0) return TVI_CONTROL_FALSE;
+            setup_audio_buffer_sizes(priv);
+            return(TVI_CONTROL_TRUE);
+        }
+        /* ========== SPECIFIC controls =========== */
+        case TVI_CONTROL_SPC_GET_INPUT:
+        {
+            int req_chan = *(int *)arg;
+            int i;
 
-	    /* update tuner state */
-//	    if (priv->capability.type & VID_TYPE_TUNER)
-	    if (priv->channels[priv->act_channel].flags & VIDEO_VC_TUNER)
-		control(priv, TVI_CONTROL_TUN_GET_TUNER, 0);
+            for (i = 0; i < priv->capability.channels; i++)
+            {
+                if (priv->channels[i].channel == req_chan)
+                    break;
+            }
 
-	    /* update local channel list */	
-	    control(priv, TVI_CONTROL_SPC_GET_INPUT, &req_chan);
-	    return(TVI_CONTROL_TRUE);
-	case TVI_CONTROL_IMMEDIATE:
-	    priv->immediate_mode = 1;
-	    return(TVI_CONTROL_TRUE);
-	}
+            priv->act_channel = i;
+
+            if (ioctl(priv->video_fd, VIDIOCGCHAN, &priv->channels[i]) == -1)
+            {
+                mp_msg(MSGT_TV, MSGL_ERR, "ioctl get channel failed: %s\n", strerror(errno));
+                return(TVI_CONTROL_FALSE);
+            }
+            return(TVI_CONTROL_TRUE);
+        }
+
+        case TVI_CONTROL_SPC_SET_INPUT:
+        {
+            struct video_channel chan;
+            int req_chan = *(int *)arg;
+            int i;
+
+            if (req_chan >= priv->capability.channels)
+            {
+                mp_msg(MSGT_TV, MSGL_ERR, "Invalid input requested: %d, valid: 0-%d\n",
+                       req_chan, priv->capability.channels - 1);
+                return(TVI_CONTROL_FALSE);
+            }
+
+            for (i = 0; i < priv->capability.channels; i++)
+            {
+                if (priv->channels[i].channel == req_chan)
+                    chan = priv->channels[i];
+            }
+
+            if (ioctl(priv->video_fd, VIDIOCSCHAN, &chan) == -1)
+            {
+                mp_msg(MSGT_TV, MSGL_ERR, "ioctl set chan failed: %s\n", strerror(errno));
+                return(TVI_CONTROL_FALSE);
+            }
+            mp_msg(MSGT_TV, MSGL_INFO, "Using input '%s'\n", chan.name);
+
+            priv->act_channel = i;
+
+            /* update tuner state */
+//            if (priv->capability.type & VID_TYPE_TUNER)
+            if (priv->channels[priv->act_channel].flags & VIDEO_VC_TUNER)
+                control(priv, TVI_CONTROL_TUN_GET_TUNER, 0);
+
+            /* update local channel list */
+            control(priv, TVI_CONTROL_SPC_GET_INPUT, &req_chan);
+            return(TVI_CONTROL_TRUE);
+        case TVI_CONTROL_IMMEDIATE:
+            priv->immediate_mode = 1;
+            return(TVI_CONTROL_TRUE);
+        }
     }
 
     return(TVI_CONTROL_UNKNOWN);
@@ -1393,10 +1390,10 @@ static inline void copy_frame(priv_t *pr
 
     // YV12 uses VIDEO_PALETTE_YUV420P, but the planes are swapped
     if (priv->format == IMGFMT_YV12) {
-	memcpy(dest, source, priv->width * priv->height);
-	memcpy(dest+priv->width * priv->height*5/4, source+priv->width * priv->height, priv->width * priv->height/4);
-	memcpy(dest+priv->width * priv->height, source+priv->width * priv->height*5/4, priv->width * priv->height/4);
-	return;
+        memcpy(dest, source, priv->width * priv->height);
+        memcpy(dest+priv->width * priv->height*5/4, source+priv->width * priv->height, priv->width * priv->height/4);
+        memcpy(dest+priv->width * priv->height, source+priv->width * priv->height*5/4, priv->width * priv->height/4);
+        return;
     }
 
     switch (priv->picture.palette) {
@@ -1404,19 +1401,19 @@ static inline void copy_frame(priv_t *pr
     case VIDEO_PALETTE_RGB32:
     case VIDEO_PALETTE_RGB555:
     case VIDEO_PALETTE_RGB565:
-	sptr = source + (priv->height-1)*priv->bytesperline;
-	for (i = 0; i < priv->height; i++) {
-	    memcpy(dest, sptr, priv->bytesperline);
-	    dest += priv->bytesperline;
-	    sptr -= priv->bytesperline;
-	}
-	break;
+        sptr = source + (priv->height-1)*priv->bytesperline;
+        for (i = 0; i < priv->height; i++) {
+            memcpy(dest, sptr, priv->bytesperline);
+            dest += priv->bytesperline;
+            sptr -= priv->bytesperline;
+        }
+        break;
     case VIDEO_PALETTE_UYVY:
     case VIDEO_PALETTE_YUV420P:
     default:
-	memcpy(dest, source, priv->bytesperline * priv->height);
+        memcpy(dest, source, priv->bytesperline * priv->height);
     }
-    
+
 }
 
 // maximum skew change, in frames
@@ -1436,25 +1433,21 @@ static void *video_grabber(void *data)
     /* start the capture process */
 
     if ( tv_param_mjpeg )
-      {
+    {
         mp_msg(MSGT_TV, MSGL_INFO, "  MJP: gonna capture ! \n");
         for (i=0; i < priv->nbuf; i++) {
-	num = i;
-        if (ioctl(priv->video_fd, MJPIOC_QBUF_CAPT, &num) < 0)
-          {
-            mp_msg(MSGT_TV, MSGL_ERR, 
-	           "\n  MJP: ioctl MJPIOC_QBUF_CAPT b failed: %s\n", strerror(errno));
-          }
-	  }
-      }
+            num = i;
+            if (ioctl(priv->video_fd, MJPIOC_QBUF_CAPT, &num) < 0)
+                mp_msg(MSGT_TV, MSGL_ERR,
+                       "\n  MJP: ioctl MJPIOC_QBUF_CAPT b failed: %s\n", strerror(errno));
+        }
+    }
     else
-      {
-    for (i=0; i < priv->nbuf; i++) {
-	if (ioctl(priv->video_fd, VIDIOCMCAPTURE, &priv->buf[i]) == -1)
-	{
-	    mp_msg(MSGT_TV, MSGL_ERR, "\nioctl mcapture failed: %s\n", strerror(errno));
-	}
-      }
+    {
+        for (i=0; i < priv->nbuf; i++) {
+            if (ioctl(priv->video_fd, VIDIOCMCAPTURE, &priv->buf[i]) == -1)
+                mp_msg(MSGT_TV, MSGL_ERR, "\nioctl mcapture failed: %s\n", strerror(errno));
+        }
     }
 
     gettimeofday(&curtime, NULL);
@@ -1472,161 +1465,162 @@ static void *video_grabber(void *data)
 
     for (framecount = 0; !priv->shutdown;)
     {
-	for (i = 0; i < priv->nbuf && !priv->shutdown; i++, framecount++) {
+        for (i = 0; i < priv->nbuf && !priv->shutdown; i++, framecount++) {
 
-	    if (priv->immediate_mode) {
-		while (priv->video_cnt == priv->video_buffer_size_max) {
-		    usleep(10000);
+            if (priv->immediate_mode) {
+                while (priv->video_cnt == priv->video_buffer_size_max) {
+                    usleep(10000);
                     if (priv->shutdown) {
-                      return NULL;
+                        return NULL;
                     }
-		}
-	    }
-		
-	    frame = i;
+                }
+            }
 
-	    if ( tv_param_mjpeg )
-	    {
-	    while (ioctl(priv->video_fd, MJPIOC_SYNC, &priv->buf[frame].frame) < 0 &&
-		   (errno == EAGAIN || errno == EINTR));
+            frame = i;
 
-	    }
-	    else
-	    {
-	    while (ioctl(priv->video_fd, VIDIOCSYNC, &priv->buf[frame].frame) < 0 &&
-		   (errno == EAGAIN || errno == EINTR));
-	    }
-	    mp_dbg(MSGT_TV, MSGL_DBG3, "\npicture sync failed\n");
+            if ( tv_param_mjpeg )
+            {
+            while (ioctl(priv->video_fd, MJPIOC_SYNC, &priv->buf[frame].frame) < 0 &&
+                   (errno == EAGAIN || errno == EINTR));
 
-	    gettimeofday(&curtime, NULL);
-	    if (!priv->immediate_mode) {
-		interval = (long long)1e6*curtime.tv_sec + curtime.tv_usec - priv->starttime;
-	    } else {
-		interval = (long long)1e6*framecount/priv->fps;
-	    }
+            }
+            else
+            {
+            while (ioctl(priv->video_fd, VIDIOCSYNC, &priv->buf[frame].frame) < 0 &&
+                   (errno == EAGAIN || errno == EINTR));
+            }
+            mp_dbg(MSGT_TV, MSGL_DBG3, "\npicture sync failed\n");
 
-	    if (!priv->immediate_mode) {
-		long long period, orig_interval;
+            gettimeofday(&curtime, NULL);
+            if (!priv->immediate_mode) {
+                interval = (long long)1e6*curtime.tv_sec + curtime.tv_usec - priv->starttime;
+            } else {
+                interval = (long long)1e6*framecount/priv->fps;
+            }
 
-		if (tolerance == 0) {
-		    if (interval - prev_interval == 0) {
-			mp_msg(MSGT_TV, MSGL_V, "\nvideo capture thread: frame delta = 0\n");
-		    } else if ((interval - prev_interval < (long long)0.85e6/priv->fps)
-			       || (interval - prev_interval > (long long)1.15e6/priv->fps) ) {
-			mp_msg(MSGT_TV, MSGL_V, "\nvideo capture thread: frame delta ~ %.1lf fps\n",
-			       (double)1e6/(interval - prev_interval));
-		    }
-		}
+            if (!priv->immediate_mode) {
+                long long period, orig_interval;
 
-		// correct the rate fluctuations on a small scale
-		orig_interval = interval;
-		period = priv->video_interval_sum/VIDEO_AVG_BUFFER_SIZE;
-		if (interval - prev_interval > 105*period/100) {
-		    if (tolerance > 0) {
-			mp_msg(MSGT_TV, MSGL_DBG3, "correcting timestamp\n");
-			interval = prev_interval + priv->video_interval_sum/VIDEO_AVG_BUFFER_SIZE;
-			tolerance--;
-		    } else {
-			mp_msg(MSGT_TV, MSGL_DBG3, "bad - frames were dropped\n");
-			tolerance = MAXTOL;
-		    }
-		} else {
-		    if (tolerance < MAXTOL) {
-			mp_msg(MSGT_TV, MSGL_DBG3, "fluctuation overcome\n");
-		    }
-		    tolerance = MAXTOL;
-		}
-		    
-		priv->video_interval_sum -= priv->video_avg_buffer[priv->video_avg_ptr];
-		priv->video_avg_buffer[priv->video_avg_ptr++] = orig_interval-prev_interval;
-		priv->video_interval_sum += orig_interval-prev_interval;
-		if (priv->video_avg_ptr >= VIDEO_AVG_BUFFER_SIZE) priv->video_avg_ptr = 0;
+                if (tolerance == 0) {
+                    if (interval - prev_interval == 0) {
+                        mp_msg(MSGT_TV, MSGL_V, "\nvideo capture thread: frame delta = 0\n");
+                    } else if ((interval - prev_interval < (long long)0.85e6/priv->fps)
+                               || (interval - prev_interval > (long long)1.15e6/priv->fps) ) {
+                        mp_msg(MSGT_TV, MSGL_V, "\nvideo capture thread: frame delta ~ %.1lf fps\n",
+                               (double)1e6/(interval - prev_interval));
+                    }
+                }
 
-//		fprintf(stderr, "fps: %lf\n", (double)1e6*VIDEO_AVG_BUFFER_SIZE/priv->video_interval_sum);
-		
-		// interpolate the skew in time
-		pthread_mutex_lock(&priv->skew_mutex);
-		xskew = priv->audio_skew + (interval - priv->audio_skew_measure_time)*priv->audio_skew_factor;
-		pthread_mutex_unlock(&priv->skew_mutex);
-		// correct extreme skew changes to avoid (especially) moving backwards in time
-		if (xskew - prev_skew > (interval - prev_interval)*MAX_SKEW_DELTA) {
-		    skew = prev_skew + (interval - prev_interval)*MAX_SKEW_DELTA;
-		} else if (xskew - prev_skew < -(interval - prev_interval)*MAX_SKEW_DELTA) {
-		    skew = prev_skew - (interval - prev_interval)*MAX_SKEW_DELTA;
-		} else {
-		    skew = xskew;
-		}
-	    }
+                // correct the rate fluctuations on a small scale
+                orig_interval = interval;
+                period = priv->video_interval_sum/VIDEO_AVG_BUFFER_SIZE;
+                if (interval - prev_interval > 105*period/100) {
+                    if (tolerance > 0) {
+                        mp_msg(MSGT_TV, MSGL_DBG3, "correcting timestamp\n");
+                        interval = prev_interval + priv->video_interval_sum/VIDEO_AVG_BUFFER_SIZE;
+                        tolerance--;
+                    } else {
+                        mp_msg(MSGT_TV, MSGL_DBG3, "bad - frames were dropped\n");
+                        tolerance = MAXTOL;
+                    }
+                } else {
+                    if (tolerance < MAXTOL) {
+                        mp_msg(MSGT_TV, MSGL_DBG3, "fluctuation overcome\n");
+                    }
+                    tolerance = MAXTOL;
+                }
 
-	    mp_msg(MSGT_TV, MSGL_DBG3, "\nfps = %lf, interval = %lf, a_skew = %f, corr_skew = %f\n",
-		   (interval != prev_interval) ? (double)1e6/(interval - prev_interval) : -1,
-		   (double)1e-6*interval, (double)1e-6*xskew, (double)1e-6*skew);
-	    mp_msg(MSGT_TV, MSGL_DBG3, "vcnt = %d, acnt = %d\n", priv->video_cnt, priv->audio_cnt);
+                priv->video_interval_sum -= priv->video_avg_buffer[priv->video_avg_ptr];
+                priv->video_avg_buffer[priv->video_avg_ptr++] = orig_interval-prev_interval;
+                priv->video_interval_sum += orig_interval-prev_interval;
+                if (priv->video_avg_ptr >= VIDEO_AVG_BUFFER_SIZE) priv->video_avg_ptr = 0;
 
-	    prev_skew = skew;
-	    prev_interval = interval;
+//                fprintf(stderr, "fps: %lf\n", (double)1e6*VIDEO_AVG_BUFFER_SIZE/priv->video_interval_sum);
 
-	    /* allocate a new buffer, if needed */
-	    pthread_mutex_lock(&priv->video_buffer_mutex);
-	    if (priv->video_buffer_size_current < priv->video_buffer_size_max) {
-		if (priv->video_cnt == priv->video_buffer_size_current) {
-		    unsigned char *newbuf = calloc(priv->bytesperline, priv->height);
-		    if (newbuf) {
-			memmove(priv->video_ringbuffer+priv->video_tail+1, priv->video_ringbuffer+priv->video_tail,
-			       (priv->video_buffer_size_current-priv->video_tail)*sizeof(unsigned char *));
-			memmove(priv->video_timebuffer+priv->video_tail+1, priv->video_timebuffer+priv->video_tail,
-			       (priv->video_buffer_size_current-priv->video_tail)*sizeof(long long));
-			priv->video_ringbuffer[priv->video_tail] = newbuf;
-			if ((priv->video_head >= priv->video_tail) && (priv->video_cnt > 0)) priv->video_head++;
-			priv->video_buffer_size_current++;
-		    }
-		}
-	    }
-	    pthread_mutex_unlock(&priv->video_buffer_mutex);
+                // interpolate the skew in time
+                pthread_mutex_lock(&priv->skew_mutex);
+                xskew = priv->audio_skew + (interval - priv->audio_skew_measure_time)*priv->audio_skew_factor;
+                pthread_mutex_unlock(&priv->skew_mutex);
+                // correct extreme skew changes to avoid (especially) moving backwards in time
+                if (xskew - prev_skew > (interval - prev_interval)*MAX_SKEW_DELTA) {
+                    skew = prev_skew + (interval - prev_interval)*MAX_SKEW_DELTA;
+                } else if (xskew - prev_skew < -(interval - prev_interval)*MAX_SKEW_DELTA) {
+                    skew = prev_skew - (interval - prev_interval)*MAX_SKEW_DELTA;
+                } else {
+                    skew = xskew;
+                }
+            }
+
+            mp_msg(MSGT_TV, MSGL_DBG3, "\nfps = %lf, interval = %lf, a_skew = %f, corr_skew = %f\n",
+                   (interval != prev_interval) ? (double)1e6/(interval - prev_interval) : -1,
+                   (double)1e-6*interval, (double)1e-6*xskew, (double)1e-6*skew);
+            mp_msg(MSGT_TV, MSGL_DBG3, "vcnt = %d, acnt = %d\n", priv->video_cnt, priv->audio_cnt);
+
+            prev_skew = skew;
+            prev_interval = interval;
+
+            /* allocate a new buffer, if needed */
+            pthread_mutex_lock(&priv->video_buffer_mutex);
+            if (priv->video_buffer_size_current < priv->video_buffer_size_max) {
+                if (priv->video_cnt == priv->video_buffer_size_current) {
+                    unsigned char *newbuf = calloc(priv->bytesperline, priv->height);
+                    if (newbuf) {
+                        memmove(priv->video_ringbuffer+priv->video_tail+1, priv->video_ringbuffer+priv->video_tail,
+                               (priv->video_buffer_size_current-priv->video_tail)*sizeof(unsigned char *));
+                        memmove(priv->video_timebuffer+priv->video_tail+1, priv->video_timebuffer+priv->video_tail,
+                               (priv->video_buffer_size_current-priv->video_tail)*sizeof(long long));
+                        priv->video_ringbuffer[priv->video_tail] = newbuf;
+                        if ((priv->video_head >= priv->video_tail) && (priv->video_cnt > 0)) priv->video_head++;
+                        priv->video_buffer_size_current++;
+                    }
+                }
+            }
+            pthread_mutex_unlock(&priv->video_buffer_mutex);
+
+            if (priv->video_cnt == priv->video_buffer_size_current) {
+                if (!priv->immediate_mode) {
+                    mp_msg(MSGT_TV, MSGL_ERR, "\nvideo buffer full - dropping frame\n");
+                }
+            } else {
+                if (priv->immediate_mode) {
+                    priv->video_timebuffer[priv->video_tail] = interval;
+                } else {
+                    // compensate for audio skew
+                    // negative skew => there are more audio samples, increase interval
+                    // positive skew => less samples, shorten the interval
+                    priv->video_timebuffer[priv->video_tail] = interval - skew;
+                }
 
-	    if (priv->video_cnt == priv->video_buffer_size_current) {
-		if (!priv->immediate_mode) {
-		    mp_msg(MSGT_TV, MSGL_ERR, "\nvideo buffer full - dropping frame\n");
-		}
-	    } else {
-		if (priv->immediate_mode) {
-		    priv->video_timebuffer[priv->video_tail] = interval;
-		} else {
-		    // compensate for audio skew
-		    // negative skew => there are more audio samples, increase interval
-		    // positive skew => less samples, shorten the interval
-		    priv->video_timebuffer[priv->video_tail] = interval - skew;
-		}
-		
                 if ( tv_param_mjpeg )
-		copy_frame(priv, priv->video_ringbuffer[priv->video_tail], 
-		           priv->mmap+(priv->mjpeg_bufsize)*i);
-		else
-		copy_frame(priv, priv->video_ringbuffer[priv->video_tail], priv->mmap+priv->mbuf.offsets[frame]);
-		priv->video_tail = (priv->video_tail+1)%priv->video_buffer_size_current;
-		priv->video_cnt++;
-	    }
+                    copy_frame(priv, priv->video_ringbuffer[priv->video_tail],
+                               priv->mmap+(priv->mjpeg_bufsize)*i);
+                else
+                    copy_frame(priv, priv->video_ringbuffer[priv->video_tail],
+                               priv->mmap+priv->mbuf.offsets[frame]);
+                priv->video_tail = (priv->video_tail+1)%priv->video_buffer_size_current;
+                priv->video_cnt++;
+            }
 
             if ( tv_param_mjpeg )
             {
-	      num = frame;
-              if (ioctl(priv->video_fd, MJPIOC_QBUF_CAPT, &num) < 0)
+                num = frame;
+                if (ioctl(priv->video_fd, MJPIOC_QBUF_CAPT, &num) < 0)
                 {
-                  mp_msg(MSGT_TV, MSGL_ERR, "\n  MJP: ioctl MJPIOC_QBUF_CAPT end failed: %s\n", 
-		                                    strerror(errno));
-		  continue;
+                    mp_msg(MSGT_TV, MSGL_ERR, "\n  MJP: ioctl MJPIOC_QBUF_CAPT end failed: %s\n",
+                           strerror(errno));
+                    continue;
                 }
-	    }
-	    else
-	    {
-	    if (ioctl(priv->video_fd, VIDIOCMCAPTURE, &priv->buf[frame]) == -1)
-	    {
-		mp_msg(MSGT_TV, MSGL_ERR, "\nioctl mcapture failed: %s\n", strerror(errno));
-		continue;
-	    }
-	    }
+            }
+            else
+            {
+                if (ioctl(priv->video_fd, VIDIOCMCAPTURE, &priv->buf[frame]) == -1)
+                {
+                    mp_msg(MSGT_TV, MSGL_ERR, "\nioctl mcapture failed: %s\n", strerror(errno));
+                    continue;
+                }
+            }
 
-	}
+        }
 
     }
     mp_msg(MSGT_TV, MSGL_INFO, "  MJP: returning! \n");
@@ -1638,12 +1632,12 @@ static double grab_video_frame(priv_t *p
     double interval;
 
     if (priv->first) {
-	pthread_create(&priv->video_grabber_thread, NULL, video_grabber, priv);
-	priv->first = 0;
+        pthread_create(&priv->video_grabber_thread, NULL, video_grabber, priv);
+        priv->first = 0;
     }
 
     while (priv->video_cnt == 0) {
-	usleep(10000);
+        usleep(10000);
     }
 
     pthread_mutex_lock(&priv->video_buffer_mutex);
@@ -1672,58 +1666,58 @@ static void *audio_grabber(void *data)
 
     audio_in_start_capture(&priv->audio_in);
     for (i = 0; i < priv->aud_skew_cnt; i++)
-	priv->audio_skew_buffer[i] = 0;
+        priv->audio_skew_buffer[i] = 0;
 
     for (; !priv->shutdown;)
     {
-	if (audio_in_read_chunk(&priv->audio_in, priv->audio_ringbuffer+priv->audio_tail*priv->audio_in.blocksize) < 0)
-	    continue;
+        if (audio_in_read_chunk(&priv->audio_in, priv->audio_ringbuffer+priv->audio_tail*priv->audio_in.blocksize) < 0)
+            continue;
 
-	gettimeofday(&tv, NULL);
+        gettimeofday(&tv, NULL);
 
-	priv->audio_recv_blocks_total++;
-	current_time = (long long)1e6*tv.tv_sec + tv.tv_usec - priv->starttime;
+        priv->audio_recv_blocks_total++;
+        current_time = (long long)1e6*tv.tv_sec + tv.tv_usec - priv->starttime;
 
-	priv->audio_skew_total -= priv->audio_skew_buffer[audio_skew_ptr];
-	priv->audio_skew_buffer[audio_skew_ptr] = current_time
-	    - 1e6*priv->audio_secs_per_block*priv->audio_recv_blocks_total;
-	priv->audio_skew_total += priv->audio_skew_buffer[audio_skew_ptr];
-	audio_skew_ptr = (audio_skew_ptr+1) % priv->aud_skew_cnt;
+        priv->audio_skew_total -= priv->audio_skew_buffer[audio_skew_ptr];
+        priv->audio_skew_buffer[audio_skew_ptr] = current_time
+            - 1e6*priv->audio_secs_per_block*priv->audio_recv_blocks_total;
+        priv->audio_skew_total += priv->audio_skew_buffer[audio_skew_ptr];
+        audio_skew_ptr = (audio_skew_ptr+1) % priv->aud_skew_cnt;
 
-	pthread_mutex_lock(&priv->skew_mutex);
-	// linear interpolation - here we interpolate current skew value
-	// from the moving average, which we expect to be in the middle
-	// of the interval
-	if (priv->audio_recv_blocks_total > priv->aud_skew_cnt) {
-	    priv->audio_skew = priv->audio_skew_total/priv->aud_skew_cnt;
-	    priv->audio_skew += (priv->audio_skew*priv->aud_skew_cnt)/(2*priv->audio_recv_blocks_total-priv->aud_skew_cnt);
-	} else {
-	    // this smoothes the evolution of audio_skew at startup a bit
-	    priv->audio_skew = ((priv->aud_skew_cnt+priv->audio_recv_blocks_total)*priv->audio_skew_total)/(priv->aud_skew_cnt*priv->audio_recv_blocks_total);
-	}
-	// current skew factor (assuming linearity)
-	// used for further interpolation in video_grabber
-	// probably overkill but seems to be necessary for
-	// stress testing by dropping half of the audio frames ;)
-	// especially when using ALSA with large block sizes
-	// where audio_skew remains a long while behind
-	if ((priv->audio_skew_measure_time != 0) && (current_time - priv->audio_skew_measure_time != 0)) {
-	    priv->audio_skew_factor = (double)(priv->audio_skew-prev_skew)/(current_time - priv->audio_skew_measure_time);
-	} else {
-	    priv->audio_skew_factor = 0.0;
-	}
-	
-	priv->audio_skew_measure_time = current_time;
-	prev_skew = priv->audio_skew;
-	pthread_mutex_unlock(&priv->skew_mutex);
-	
-	if ((priv->audio_tail+1) % priv->audio_buffer_size == priv->audio_head) {
-	    mp_msg(MSGT_TV, MSGL_ERR, "\ntoo bad - dropping audio frame !\n");
-	    priv->audio_drop++;
-	} else {
-	    priv->audio_tail = (priv->audio_tail+1) % priv->audio_buffer_size;
-	    priv->audio_cnt++;
-	}
+        pthread_mutex_lock(&priv->skew_mutex);
+        // linear interpolation - here we interpolate current skew value
+        // from the moving average, which we expect to be in the middle
+        // of the interval
+        if (priv->audio_recv_blocks_total > priv->aud_skew_cnt) {
+            priv->audio_skew = priv->audio_skew_total/priv->aud_skew_cnt;
+            priv->audio_skew += (priv->audio_skew*priv->aud_skew_cnt)/(2*priv->audio_recv_blocks_total-priv->aud_skew_cnt);
+        } else {
+            // this smoothes the evolution of audio_skew at startup a bit
+            priv->audio_skew = ((priv->aud_skew_cnt+priv->audio_recv_blocks_total)*priv->audio_skew_total)/(priv->aud_skew_cnt*priv->audio_recv_blocks_total);
+        }
+        // current skew factor (assuming linearity)
+        // used for further interpolation in video_grabber
+        // probably overkill but seems to be necessary for
+        // stress testing by dropping half of the audio frames ;)
+        // especially when using ALSA with large block sizes
+        // where audio_skew remains a long while behind
+        if ((priv->audio_skew_measure_time != 0) && (current_time - priv->audio_skew_measure_time != 0)) {
+            priv->audio_skew_factor = (double)(priv->audio_skew-prev_skew)/(current_time - priv->audio_skew_measure_time);
+        } else {
+            priv->audio_skew_factor = 0.0;
+        }
+
+        priv->audio_skew_measure_time = current_time;
+        prev_skew = priv->audio_skew;
+        pthread_mutex_unlock(&priv->skew_mutex);
+
+        if ((priv->audio_tail+1) % priv->audio_buffer_size == priv->audio_head) {
+            mp_msg(MSGT_TV, MSGL_ERR, "\ntoo bad - dropping audio frame !\n");
+            priv->audio_drop++;
+        } else {
+            priv->audio_tail = (priv->audio_tail+1) % priv->audio_buffer_size;
+            priv->audio_cnt++;
+        }
     }
     return NULL;
 }
@@ -1731,23 +1725,23 @@ static void *audio_grabber(void *data)
 static double grab_audio_frame(priv_t *priv, char *buffer, int len)
 {
     mp_dbg(MSGT_TV, MSGL_DBG2, "grab_audio_frame(priv=%p, buffer=%p, len=%d)\n",
-	priv, buffer, len);
+        priv, buffer, len);
 
     if (priv->first) {
-	pthread_create(&priv->video_grabber_thread, NULL, video_grabber, priv);
-	priv->first = 0;
+        pthread_create(&priv->video_grabber_thread, NULL, video_grabber, priv);
+        priv->first = 0;
     }
 
     // compensate for dropped audio frames
     if (priv->audio_drop && (priv->audio_head == priv->audio_tail)) {
-	priv->audio_drop--;
-	priv->audio_sent_blocks_total++;
-	memset(buffer, 0, len);
-	return (double)priv->audio_sent_blocks_total*priv->audio_secs_per_block;
+        priv->audio_drop--;
+        priv->audio_sent_blocks_total++;
+        memset(buffer, 0, len);
+        return (double)priv->audio_sent_blocks_total*priv->audio_secs_per_block;
     }
 
     while (priv->audio_head == priv->audio_tail) {
-	usleep(10000);
+        usleep(10000);
     }
     memcpy(buffer, priv->audio_ringbuffer+priv->audio_head*priv->audio_in.blocksize, len);
     priv->audio_head = (priv->audio_head+1) % priv->audio_buffer_size;



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