diff options
Diffstat (limited to 'stream/stream_radio.c')
| -rw-r--r-- | stream/stream_radio.c | 138 |
1 files changed, 0 insertions, 138 deletions
diff --git a/stream/stream_radio.c b/stream/stream_radio.c index f7612f0085..245f889bbe 100644 --- a/stream/stream_radio.c +++ b/stream/stream_radio.c @@ -49,10 +49,6 @@ #include <linux/videodev2.h> #endif -#ifdef CONFIG_RADIO_V4L -#include <linux/videodev.h> -#endif - #endif // !IOCTL_BT848_H_NAME @@ -408,137 +404,6 @@ static const radio_driver_t radio_driver_v4l2={ get_frequency_v4l2 }; #endif /* CONFIG_RADIO_V4L2 */ -#ifdef CONFIG_RADIO_V4L -/***************************************************************** - * \brief get fraction value for using in set_frequency and get_frequency - * \return STREAM_OK if success, STREAM_ERROR otherwise - * - * V4L2_TUNER_CAP_LOW: - * unit=62.5Hz - * frac= 1MHz/unit=1000000/62.5 =16000 - * - * otherwise: - * unit=62500Hz - * frac= 1MHz/unit=1000000/62500 =16 - * - */ -static int init_frac_v4l(radio_priv_t* priv){ - struct video_tuner tuner; - memset(&tuner,0,sizeof(tuner)); - if (ioctl(priv->radio_fd, VIDIOCGTUNER, &tuner) <0){ - mp_tmsg(MSGT_RADIO,MSGL_WARN,"[radio] Warning: ioctl get tuner failed: %s. Setting frac to %d.\n",strerror(errno),priv->frac); - return STREAM_ERROR; - } - if(tuner.flags & VIDEO_TUNER_LOW){ - priv->frac=16000; - mp_tmsg(MSGT_RADIO,MSGL_DBG2,"[radio] tuner is low:yes frac=%d\n",priv->frac); - }else{ - priv->frac=16; - mp_tmsg(MSGT_RADIO,MSGL_DBG2,"[radio] tuner is low:no frac=%d\n",priv->frac); - } - - priv->rangelow=((float)tuner.rangelow)/priv->frac; - priv->rangehigh=((float)tuner.rangehigh)/priv->frac; - mp_tmsg(MSGT_RADIO,MSGL_V,"[radio] Allowed frequency range is %.2f-%.2f MHz.\n",priv->rangelow,priv->rangehigh); - - return STREAM_OK; -} - -/***************************************************************** - * \brief tune card to given frequency - * \param frequency frequency in MHz - * \return STREAM_OK if success, STREAM_ERROR otherwise - */ -static int set_frequency_v4l(radio_priv_t* priv,float frequency){ - __u32 freq; - freq=frequency*priv->frac; - if (ioctl(priv->radio_fd, VIDIOCSFREQ, &freq) < 0) { - mp_tmsg(MSGT_RADIO,MSGL_ERR,"[radio] ioctl set frequency 0x%x (%.2f) failed: %s\n",freq,frequency,strerror(errno)); - return STREAM_ERROR; - } - return STREAM_OK; -} -/***************************************************************** - * \brief get current tuned frequency from card - * \param frequency where to store frequency in MHz - * \return STREAM_OK if success, STREAM_ERROR otherwise - */ -static int get_frequency_v4l(radio_priv_t* priv,float* frequency){ - __u32 freq; - if (ioctl(priv->radio_fd, VIDIOCGFREQ, &freq) < 0) { - mp_tmsg(MSGT_RADIO,MSGL_ERR,"[radio] ioctl get frequency failed: %s\n",strerror(errno)); - return STREAM_ERROR; - } - *frequency=((float)freq)/priv->frac; - return STREAM_OK; -} - -/***************************************************************** - * \brief set volume on radio card - * \param volume volume level (0..100) - * \return STREAM_OK if success, STREAM_ERROR otherwise - */ -static void set_volume_v4l(radio_priv_t* priv,int volume){ - struct video_audio audio; - - /*arg must be between 0 and 100*/ - if (volume > 100) volume = 100; - if (volume < 0) volume = 0; - - memset(&audio,0,sizeof(audio)); - audio.flags = (volume==0?VIDEO_AUDIO_MUTE:0); - if (ioctl(priv->radio_fd, VIDIOCSAUDIO, &audio)<0){ - mp_tmsg(MSGT_RADIO,MSGL_WARN,"[radio] ioctl set mute failed: %s\n",strerror(errno)); - } - - memset(&audio,0,sizeof(audio)); - audio.flags = VIDEO_AUDIO_VOLUME; - audio.mode = VIDEO_SOUND_STEREO; - audio.audio = 0; - audio.volume = volume* (65535 / 100); - - if (ioctl(priv->radio_fd, VIDIOCSAUDIO, &audio) < 0){ - mp_tmsg(MSGT_RADIO,MSGL_ERR,"[radio] ioctl set volume failed: %s\n",strerror(errno)); - } -} - -/***************************************************************** - * \brief get current volume from radio card - * \param volume where to store volume level (0..100) - * \return STREAM_OK if success, STREAM_ERROR otherwise - */ -static int get_volume_v4l(radio_priv_t* priv,int* volume){ - struct video_audio audio; - - memset(&audio,0,sizeof(audio)); - audio.audio=0; - if (ioctl(priv->radio_fd, VIDIOCGAUDIO, &audio) < 0){ - mp_tmsg(MSGT_RADIO,MSGL_ERR,"[radio] ioctl get volume failed: %s\n",strerror(errno)); - return STREAM_ERROR; - } - - if (audio.flags & VIDEO_AUDIO_VOLUME){ - *volume=100*audio.volume/65535; - /*arg must be between 0 and 100*/ - if (*volume > 100) *volume = 100; - if (*volume < 0) *volume = 0; - return STREAM_OK; - } - - return STREAM_ERROR; -} - -/* v4l driver info structure */ -static const radio_driver_t radio_driver_v4l={ - "v4l", - _("[radio] Using V4Lv1 radio interface.\n"), - init_frac_v4l, - set_volume_v4l, - get_volume_v4l, - set_frequency_v4l, - get_frequency_v4l -}; -#endif /* CONFIG_RADIO_V4L */ #ifdef CONFIG_RADIO_BSDBT848 /***************************************************************** @@ -1084,9 +949,6 @@ static const radio_driver_t* radio_drivers[]={ #ifdef CONFIG_RADIO_V4L2 &radio_driver_v4l2, #endif -#ifdef CONFIG_RADIO_V4L - &radio_driver_v4l, -#endif 0 }; |