diff options
Diffstat (limited to 'libmpdemux/tvi_v4l2.c')
| -rw-r--r-- | libmpdemux/tvi_v4l2.c | 1746 |
1 files changed, 0 insertions, 1746 deletions
diff --git a/libmpdemux/tvi_v4l2.c b/libmpdemux/tvi_v4l2.c deleted file mode 100644 index 049d34e37c..0000000000 --- a/libmpdemux/tvi_v4l2.c +++ /dev/null @@ -1,1746 +0,0 @@ -/* -** Video 4 Linux 2 input -** -** This file is part of MPlayer, see http://mplayerhq.hu/ for info. -** -** (c) 2003 Martin Olschewski <olschewski@zpr.uni-koeln.de> -** (c) 2003 Jindrich Makovicka <makovick@kmlinux.fjfi.cvut.cz> -** -** File licensed under the GPL, see http://www.fsf.org/ for more info. -** -** Some ideas are based on works from -** Alex Beregszaszi <alex@fsn.hu> -** Gerd Knorr <kraxel@bytesex.org> -** -** CODE IS UNDER DEVELOPMENT, NO FEATURE REQUESTS PLEASE! -*/ - -/* - -known issues: -- norm setting isn't consistent with tvi_v4l -- the same for volume/bass/treble/balance - -*/ - -#include "config.h" - -#include <errno.h> -#include <fcntl.h> -#include <pthread.h> -#include <stdio.h> -#include <string.h> -#include <sys/ioctl.h> -#include <sys/mman.h> -#include <sys/time.h> -#include <sys/types.h> -#include <unistd.h> -#ifdef HAVE_SYS_SYSINFO_H -#include <sys/sysinfo.h> -#endif -#include <linux/types.h> -#include <linux/videodev2.h> -#include "mp_msg.h" -#include "libvo/img_format.h" -#include "libaf/af_format.h" -#include "tv.h" -#include "audio_in.h" - -/* information about this file */ -static tvi_info_t info = { - "Video 4 Linux 2 input", - "v4l2", - "Martin Olschewski <olschewski@zpr.uni-koeln.de>", - "first try, more to come ;-)" -}; - -struct map { - struct v4l2_buffer buf; - void *addr; - size_t len; -}; - -#define BUFFER_COUNT 6 - -/* private data */ -typedef struct { - /* video */ - char *video_dev; - int video_fd; - int mp_format; - struct v4l2_capability capability; - struct v4l2_input input; - struct v4l2_format format; - struct v4l2_standard standard; - struct v4l2_tuner tuner; - struct map *map; - int mapcount; - int frames; - volatile long long first_frame; - long long curr_frame; - /* audio video interleaving ;-) */ - volatile int streamon; - pthread_t audio_grabber_thread; - pthread_mutex_t skew_mutex; - - /* 2nd level video buffers */ - int first; - int immediate_mode; - - int video_buffer_size_max; - volatile int video_buffer_size_current; - unsigned char **video_ringbuffer; - long long *video_timebuffer; - volatile int video_head; - volatile int video_tail; - volatile int video_cnt; - pthread_t video_grabber_thread; - pthread_mutex_t video_buffer_mutex; - - /* audio */ - char *audio_dev; - audio_in_t audio_in; - - long long audio_start_time; - int audio_buffer_size; - int aud_skew_cnt; - unsigned char *audio_ringbuffer; - long long *audio_skew_buffer; - long long *audio_skew_delta_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; - volatile int audio_drop; - volatile int shutdown; - - int audio_inited; - double audio_secs_per_block; - long long audio_usecs_per_block; - long long audio_skew_total; - long long audio_skew_delta_total; - long audio_recv_blocks_total; - long audio_sent_blocks_total; - pthread_mutex_t audio_mutex; - int audio_insert_null_samples; - volatile long audio_null_blocks_inserted; - volatile long long dropped_frames_timeshift; - long long dropped_frames_compensated; -} priv_t; - -#include "tvi_def.h" - -static void *audio_grabber(void *data); -static void *video_grabber(void *data); - -/**********************************************************************\ - - Only few of the fourccs are the same in v4l2 and mplayer: - - IMGFMT_YVU9 == V4L2_PIX_FMT_YVU410 - IMGFMT_YV12 == V4L2_PIX_FMT_YVU420 - IMGFMT_NV12 == V4L2_PIX_FMT_NV12 - IMGFMT_422P == V4L2_PIX_FMT_YUV422P - IMGFMT_411P == V4L2_PIX_FMT_YUV411P - IMGFMT_UYVY == V4L2_PIX_FMT_UYVY - IMGFMT_Y41P == V4L2_PIX_FMT_Y41P - - This may be an useful translation table for some others: - - IMGFMT_RGB8 == V4L2_PIX_FMT_RGB332 - IMGFMT_BGR15 == V4L2_PIX_FMT_RGB555 - IMGFMT_BGR16 == V4L2_PIX_FMT_RGB565 - IMGFMT_RGB24 == V4L2_PIX_FMT_RGB24 - IMGFMT_RGB32 == V4L2_PIX_FMT_RGB32 - IMGFMT_BGR24 == V4L2_PIX_FMT_BGR24 - IMGFMT_BGR32 == V4L2_PIX_FMT_BGR32 - IMGFMT_Y800 == V4L2_PIX_FMT_GREY - IMGFMT_IF09 == V4L2_PIX_FMT_YUV410 - IMGFMT_I420 == V4L2_PIX_FMT_YUV420 - IMGFMT_YUY2 == V4L2_PIX_FMT_YUYV - -\**********************************************************************/ - -/* -** Translate a mplayer fourcc to a video4linux2 pixel format. -*/ -static int fcc_mp2vl(int fcc) -{ - switch (fcc) { - case IMGFMT_RGB8: return V4L2_PIX_FMT_RGB332; - case IMGFMT_BGR15: return V4L2_PIX_FMT_RGB555; - case IMGFMT_BGR16: return V4L2_PIX_FMT_RGB565; - case IMGFMT_RGB24: return V4L2_PIX_FMT_RGB24; - case IMGFMT_RGB32: return V4L2_PIX_FMT_RGB32; - case IMGFMT_BGR24: return V4L2_PIX_FMT_BGR24; - case IMGFMT_BGR32: return V4L2_PIX_FMT_BGR32; - case IMGFMT_Y800: return V4L2_PIX_FMT_GREY; - case IMGFMT_IF09: return V4L2_PIX_FMT_YUV410; - case IMGFMT_I420: return V4L2_PIX_FMT_YUV420; - case IMGFMT_YUY2: return V4L2_PIX_FMT_YUYV; - case IMGFMT_YV12: return V4L2_PIX_FMT_YVU420; - case IMGFMT_UYVY: return V4L2_PIX_FMT_UYVY; - } - return fcc; -} - -/* -** Translate a video4linux2 fourcc aka pixel format to mplayer. -*/ -static int fcc_vl2mp(int fcc) -{ - switch (fcc) { - case V4L2_PIX_FMT_RGB332: return IMGFMT_RGB8; - case V4L2_PIX_FMT_RGB555: return IMGFMT_BGR15; - case V4L2_PIX_FMT_RGB565: return IMGFMT_BGR16; - case V4L2_PIX_FMT_RGB24: return IMGFMT_RGB24; - case V4L2_PIX_FMT_RGB32: return IMGFMT_RGB32; - case V4L2_PIX_FMT_BGR24: return IMGFMT_BGR24; - case V4L2_PIX_FMT_BGR32: return IMGFMT_BGR32; - case V4L2_PIX_FMT_GREY: return IMGFMT_Y800; - case V4L2_PIX_FMT_YUV410: return IMGFMT_IF09; - case V4L2_PIX_FMT_YUV420: return IMGFMT_I420; - case V4L2_PIX_FMT_YVU420: return IMGFMT_YV12; - case V4L2_PIX_FMT_YUYV: return IMGFMT_YUY2; - case V4L2_PIX_FMT_UYVY: return IMGFMT_UYVY; - } - return fcc; -} - -/* -** Translate a video4linux2 fourcc aka pixel format -** to a human readable string. -*/ -static const char *pixfmt2name(int pixfmt) -{ - static char unknown[24]; - - switch (pixfmt) { - case V4L2_PIX_FMT_RGB332: return "RGB332"; - case V4L2_PIX_FMT_RGB555: return "RGB555"; - case V4L2_PIX_FMT_RGB565: return "RGB565"; - case V4L2_PIX_FMT_RGB555X: return "RGB555X"; - case V4L2_PIX_FMT_RGB565X: return "RGB565X"; - case V4L2_PIX_FMT_BGR24: return "BGR24"; - case V4L2_PIX_FMT_RGB24: return "RGB24"; - case V4L2_PIX_FMT_BGR32: return "BGR32"; - case V4L2_PIX_FMT_RGB32: return "RGB32"; - case V4L2_PIX_FMT_GREY: return "GREY"; - case V4L2_PIX_FMT_YVU410: return "YVU410"; - case V4L2_PIX_FMT_YVU420: return "YVU420"; - case V4L2_PIX_FMT_YUYV: return "YUYV"; - case V4L2_PIX_FMT_UYVY: return "UYVY"; -/* case V4L2_PIX_FMT_YVU422P: return "YVU422P"; */ -/* case V4L2_PIX_FMT_YVU411P: return "YVU411P"; */ - case V4L2_PIX_FMT_YUV422P: return "YUV422P"; - case V4L2_PIX_FMT_YUV411P: return "YUV411P"; - case V4L2_PIX_FMT_Y41P: return "Y41P"; - case V4L2_PIX_FMT_NV12: return "NV12"; - case V4L2_PIX_FMT_NV21: return "NV21"; - case V4L2_PIX_FMT_YUV410: return "YUV410"; - case V4L2_PIX_FMT_YUV420: return "YUV420"; - case V4L2_PIX_FMT_YYUV: return "YYUV"; - case V4L2_PIX_FMT_HI240: return "HI240"; - case V4L2_PIX_FMT_WNVA: return "WNVA"; - } - sprintf(unknown, "unknown (0x%x)", pixfmt); - return unknown; -} - - -/* -** Gives the depth of a video4linux2 fourcc aka pixel format in bits. -*/ -static int pixfmt2depth(int pixfmt) -{ - switch (pixfmt) { - case V4L2_PIX_FMT_RGB332: - return 8; - case V4L2_PIX_FMT_RGB555: - case V4L2_PIX_FMT_RGB565: - case V4L2_PIX_FMT_RGB555X: - case V4L2_PIX_FMT_RGB565X: - return 16; - case V4L2_PIX_FMT_BGR24: - case V4L2_PIX_FMT_RGB24: - return 24; - case V4L2_PIX_FMT_BGR32: - case V4L2_PIX_FMT_RGB32: - return 32; - case V4L2_PIX_FMT_GREY: - return 8; - case V4L2_PIX_FMT_YVU410: - return 9; - case V4L2_PIX_FMT_YVU420: - return 12; - case V4L2_PIX_FMT_YUYV: - case V4L2_PIX_FMT_UYVY: - case V4L2_PIX_FMT_YUV422P: - case V4L2_PIX_FMT_YUV411P: - return 16; - case V4L2_PIX_FMT_Y41P: - case V4L2_PIX_FMT_NV12: - case V4L2_PIX_FMT_NV21: - return 12; - case V4L2_PIX_FMT_YUV410: - return 9; - case V4L2_PIX_FMT_YUV420: - return 12; - case V4L2_PIX_FMT_YYUV: - return 16; - case V4L2_PIX_FMT_HI240: - return 8; - - } - return 0; -} - -static int amode2v4l(int amode) -{ - switch (amode) { - case 0: - return V4L2_TUNER_MODE_MONO; - case 1: - return V4L2_TUNER_MODE_STEREO; - case 2: - return V4L2_TUNER_MODE_LANG1; - case 3: - return V4L2_TUNER_MODE_LANG2; - default: - return -1; - } -} - - -// sets and sanitizes audio buffer/block sizes -static void setup_audio_buffer_sizes(priv_t *priv) -{ - int bytes_per_sample = priv->audio_in.bytes_per_sample; - double fps = (double)priv->standard.frameperiod.denominator / - priv->standard.frameperiod.numerator; - int seconds = priv->video_buffer_size_max/fps; - - if (seconds < 5) seconds = 5; - if (seconds > 500) seconds = 500; - - // make the audio buffer at least as the video buffer capacity (or 5 seconds) long - priv->audio_buffer_size = 1 + seconds*priv->audio_in.samplerate - *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; - 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); -} - -static void init_audio(priv_t *priv) -{ - if (priv->audio_inited) return; - - 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); -#else - audio_in_init(&priv->audio_in, AUDIO_IN_OSS); -#endif - - if (priv->audio_dev) { - audio_in_set_device(&priv->audio_in, priv->audio_dev); - } - - audio_in_set_samplerate(&priv->audio_in, 44100); - if (priv->capability.capabilities & V4L2_CAP_TUNER) { - if (priv->tuner.audmode == V4L2_TUNER_MODE_STEREO) { - audio_in_set_channels(&priv->audio_in, 2); - } else { - audio_in_set_channels(&priv->audio_in, 1); - } - } 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; - - priv->audio_inited = 1; - } -} - -#if 0 -/* -** the number of milliseconds elapsed between time0 and time1 -*/ -static size_t difftv(struct timeval time1, struct timeval time0) -{ - return (time1.tv_sec - time0.tv_sec) * 1000 + - (time1.tv_usec - time0.tv_usec) / 1000; -} -#endif - -/* -** Get current video capture format. -*/ -static int getfmt(priv_t *priv) -{ - int i; - - priv->format.type = V4L2_BUF_TYPE_VIDEO_CAPTURE; - if ((i = ioctl(priv->video_fd, VIDIOC_G_FMT, &priv->format)) < 0) { - mp_msg(MSGT_TV, MSGL_ERR, "%s: ioctl get format failed: %s\n", - info.short_name, strerror(errno)); - } - return i; -} - - -/* -** Get current video capture standard. -*/ -static int getstd(priv_t *priv) -{ - v4l2_std_id id; - int i=0; - - if (ioctl(priv->video_fd, VIDIOC_G_STD, &id) < 0) { - mp_msg(MSGT_TV, MSGL_ERR, "%s: ioctl get standard failed: %s\n", - info.short_name, strerror(errno)); - return -1; - } - do { - priv->standard.index = i++; - if (ioctl(priv->video_fd, VIDIOC_ENUMSTD, &priv->standard) < 0) { - return -1; - } - } while (priv->standard.id != id); - return 0; -} - -/***********************************************************************\ - * * - * * - * Interface to mplayer * - * * - * * -\***********************************************************************/ - -static int set_mute(priv_t *priv, int value) -{ - struct v4l2_control control; - control.id = V4L2_CID_AUDIO_MUTE; - control.value = value; - if (ioctl(priv->video_fd, VIDIOC_S_CTRL, &control) < 0) { - mp_msg(MSGT_TV,MSGL_ERR,"%s: ioctl set mute failed: %s\n", - info.short_name, strerror(errno)); - return 0; - } - return 1; -} - -/* -** MPlayer uses values from -100 up to 100 for controls. -** Here they are scaled to what the tv card needs and applied. -*/ -static int set_control(priv_t *priv, struct v4l2_control *control, int val_signed) { - struct v4l2_queryctrl qctrl; - - qctrl.id = control->id; - if (ioctl(priv->video_fd, VIDIOC_QUERYCTRL, &qctrl) < 0) { - mp_msg(MSGT_TV, MSGL_ERR, "%s: ioctl query control failed: %s\n", - info.short_name, strerror(errno)); - return TVI_CONTROL_FALSE; - } - - if (val_signed) { - if (control->value < 0) { - control->value = qctrl.default_value + control->value * - (qctrl.default_value - qctrl.minimum) / 100; - } else { - control->value = qctrl.default_value + control->value * - (qctrl.maximum - qctrl.default_value) / 100; - } - } else { - if (control->value < 50) { - control->value = qctrl.default_value + (control->value-50) * - (qctrl.default_value - qctrl.minimum) / 50; - } else { - control->value = qctrl.default_value + (control->value-50) * - (qctrl.maximum - qctrl.default_value) / 50; - } - } - - - if (ioctl(priv->video_fd, VIDIOC_S_CTRL, control) < 0) { - mp_msg(MSGT_TV, MSGL_ERR,"%s: ioctl set %s %d failed: %s\n", - info.short_name, qctrl.name, control->value, strerror(errno)); - return TVI_CONTROL_FALSE; - } - mp_msg(MSGT_TV, MSGL_V, "%s: set %s: %d [%d, %d]\n", info.short_name, - qctrl.name, control->value, qctrl.minimum, qctrl.maximum); - - return TVI_CONTROL_TRUE; -} - - -/* -** Scale the control values back to what mplayer needs. -*/ -static int get_control(priv_t *priv, struct v4l2_control *control, int val_signed) { - struct v4l2_queryctrl qctrl; - - qctrl.id = control->id; - if (ioctl(priv->video_fd, VIDIOC_QUERYCTRL, &qctrl) < 0) { - mp_msg(MSGT_TV, MSGL_ERR, "%s: ioctl query control failed: %s\n", - info.short_name, strerror(errno)); - return TVI_CONTROL_FALSE; - } - - if (ioctl(priv->video_fd, VIDIOC_G_CTRL, control) < 0) { - mp_msg(MSGT_TV, MSGL_ERR,"%s: ioctl get %s failed: %s\n", - info.short_name, qctrl.name, strerror(errno)); - return TVI_CONTROL_FALSE; - } - mp_msg(MSGT_TV, MSGL_V, "%s: get %s: %d [%d, %d]\n", info.short_name, - qctrl.name, control->value, qctrl.minimum, qctrl.maximum); - - if (val_signed) { - if (control->value < qctrl.default_value) { - control->value = (control->value - qctrl.default_value) * 100 / - (qctrl.default_value - qctrl.minimum); - } else { - control->value = (control->value - qctrl.default_value) * 100 / - (qctrl.maximum - qctrl.default_value); - } - } else { - if (control->value < qctrl.default_value) { - control->value = (control->value - qctrl.default_value) * 50 / - (qctrl.default_value - qctrl.minimum) + 50; - } else { - control->value = (control->value - qctrl.default_value) * 50 / - (qctrl.maximum - qctrl.default_value) + 50; - } - } - - return TVI_CONTROL_TRUE; -} - -static int control(priv_t *priv, int cmd, void *arg) -{ - struct v4l2_control control; - struct v4l2_frequency frequency; - - switch(cmd) { - case TVI_CONTROL_IS_VIDEO: - return priv->capability.capabilities & V4L2_CAP_VIDEO_CAPTURE? - TVI_CONTROL_TRUE: TVI_CONTROL_FALSE; - case TVI_CONTROL_IS_AUDIO: - if (tv_param_force_audio) return TVI_CONTROL_TRUE; - case TVI_CONTROL_IS_TUNER: - return priv->capability.capabilities & V4L2_CAP_TUNER? - TVI_CONTROL_TRUE: TVI_CONTROL_FALSE; - case TVI_CONTROL_IMMEDIATE: - priv->immediate_mode = 1; - return TVI_CONTROL_TRUE; - case TVI_CONTROL_VID_GET_FPS: - *(float *)arg = (float)priv->standard.frameperiod.denominator / - priv->standard.frameperiod.numerator; - mp_msg(MSGT_TV, MSGL_V, "%s: get fps: %f\n", info.short_name, - *(float *)arg); - return TVI_CONTROL_TRUE; - case TVI_CONTROL_VID_GET_BITS: - if (getfmt(priv) < 0) return TVI_CONTROL_FALSE; - *(int *)arg = pixfmt2depth(priv->format.fmt.pix.pixelformat); - mp_msg(MSGT_TV, MSGL_V, "%s: get depth: %d\n", info.short_name, - *(int *)arg); - return TVI_CONTROL_TRUE; - case TVI_CONTROL_VID_GET_FORMAT: - if (getfmt(priv) < 0) return TVI_CONTROL_FALSE; - *(int *)arg = fcc_vl2mp(priv->format.fmt.pix.pixelformat); - mp_msg(MSGT_TV, MSGL_V, "%s: get format: %s\n", info.short_name, - pixfmt2name(priv->format.fmt.pix.pixelformat)); - return TVI_CONTROL_TRUE; - case TVI_CONTROL_VID_SET_FORMAT: - if (getfmt(priv) < 0) return TVI_CONTROL_FALSE; - priv->format.fmt.pix.pixelformat = fcc_mp2vl(*(int *)arg); - priv->format.fmt.pix.field = V4L2_FIELD_ANY; - - priv->mp_format = *(int *)arg; - mp_msg(MSGT_TV, MSGL_V, "%s: set format: %s\n", info.short_name, - pixfmt2name(priv->format.fmt.pix.pixelformat)); - if (ioctl(priv->video_fd, VIDIOC_S_FMT, &priv->format) < 0) { - mp_msg(MSGT_TV, MSGL_ERR, "%s: ioctl set format failed: %s\n", - info.short_name, strerror(errno)); - return TVI_CONTROL_FALSE; - } - /* according to the v4l2 specs VIDIOC_S_FMT should not fail, inflexible drivers - might even always return the default parameters -> update the format here*/ - priv->mp_format = fcc_vl2mp(priv->format.fmt.pix.pixelformat); - return TVI_CONTROL_TRUE; - case TVI_CONTROL_VID_GET_WIDTH: - if (getfmt(priv) < 0) return TVI_CONTROL_FALSE; - *(int *)arg = priv->format.fmt.pix.width; - mp_msg(MSGT_TV, MSGL_V, "%s: get width: %d\n", info.short_name, - *(int *)arg); - return TVI_CONTROL_TRUE; - case TVI_CONTROL_VID_CHK_WIDTH: - return TVI_CONTROL_TRUE; - case TVI_CONTROL_VID_SET_WIDTH: - if (getfmt(priv) < 0) return TVI_CONTROL_FALSE; - priv->format.fmt.pix.width = *(int *)arg; - mp_msg(MSGT_TV, MSGL_V, "%s: set width: %d\n", info.short_name, - *(int *)arg); - if (ioctl(priv->video_fd, VIDIOC_S_FMT, &priv->format) < 0) { - mp_msg(MSGT_TV, MSGL_ERR, "%s: ioctl set width failed: %s\n", - info.short_name, strerror(errno)); - return TVI_CONTROL_FALSE; - } - return TVI_CONTROL_TRUE; - case TVI_CONTROL_VID_GET_HEIGHT: - if (getfmt(priv) < 0) return TVI_CONTROL_FALSE; - *(int *)arg = priv->format.fmt.pix.height; - mp_msg(MSGT_TV, MSGL_V, "%s: get height: %d\n", info.short_name, - *(int *)arg); - return TVI_CONTROL_TRUE; - case TVI_CONTROL_VID_CHK_HEIGHT: - return TVI_CONTROL_TRUE; - case TVI_CONTROL_VID_SET_HEIGHT: - if (getfmt(priv) < 0) return TVI_CONTROL_FALSE; - priv->format.fmt.pix.height = *(int *)arg; - priv->format.fmt.pix.field = V4L2_FIELD_ANY; - mp_msg(MSGT_TV, MSGL_V, "%s: set height: %d\n", info.short_name, - *(int *)arg); - if (ioctl(priv->video_fd, VIDIOC_S_FMT, &priv->format) < 0) { - mp_msg(MSGT_TV, MSGL_ERR, "%s: ioctl set height failed: %s\n", - info.short_name, strerror(errno)); - return TVI_CONTROL_FALSE; - } - return TVI_CONTROL_TRUE; - case TVI_CONTROL_VID_GET_BRIGHTNESS: - control.id = V4L2_CID_BRIGHTNESS; - if (get_control(priv, &control, 1) == TVI_CONTROL_TRUE) { - *(int *)arg = control.value; - return TVI_CONTROL_TRUE; - } - return TVI_CONTROL_FALSE; - case TVI_CONTROL_VID_SET_BRIGHTNESS: - control.id = V4L2_CID_BRIGHTNESS; - control.value = *(int *)arg; - return set_control(priv, &control, 1); - case TVI_CONTROL_VID_GET_HUE: - control.id = V4L2_CID_HUE; - if (get_control(priv, &control, 1) == TVI_CONTROL_TRUE) { - *(int *)arg = control.value; - return TVI_CONTROL_TRUE; - } - return TVI_CONTROL_FALSE; - case TVI_CONTROL_VID_SET_HUE: - control.id = V4L2_CID_HUE; - control.value = *(int *)arg; - return set_control(priv, &control, 1); - case TVI_CONTROL_VID_GET_SATURATION: - control.id = V4L2_CID_SATURATION; - if (get_control(priv, &control, 1) == TVI_CONTROL_TRUE) { - *(int *)arg = control.value; - return TVI_CONTROL_TRUE; - } - return TVI_CONTROL_FALSE; - case TVI_CONTROL_VID_SET_SATURATION: - control.id = V4L2_CID_SATURATION; - control.value = *(int *)arg; - return set_control(priv, &control, 1); - case TVI_CONTROL_VID_GET_CONTRAST: - control.id = V4L2_CID_CONTRAST; - if (get_control(priv, &control, 1) == TVI_CONTROL_TRUE) { - *(int *)arg = control.value; - return TVI_CONTROL_TRUE; - } - return TVI_CONTROL_FALSE; - case TVI_CONTROL_VID_SET_CONTRAST: - control.id = V4L2_CID_CONTRAST; - control.value = *(int *)arg; - return set_control(priv, &control, 1); - case TVI_CONTROL_TUN_GET_FREQ: - frequency.tuner = 0; - frequency.type = V4L2_TUNER_ANALOG_TV; - if (ioctl(priv->video_fd, VIDIOC_G_FREQUENCY, &frequency) < 0) { - mp_msg(MSGT_TV,MSGL_ERR,"%s: ioctl get frequency failed: %s\n", - info.short_name, strerror(errno)); - return TVI_CONTROL_FALSE; - } - *(int *)arg = frequency.frequency; - return TVI_CONTROL_TRUE; - case TVI_CONTROL_TUN_SET_FREQ: -#if 0 - set_mute(priv, 1); - usleep(100000); // wait to suppress noise during switching -#endif - frequency.tuner = 0; - frequency.type = V4L2_TUNER_ANALOG_TV; - frequency.frequency = *(int *)arg; - if (ioctl(priv->video_fd, VIDIOC_S_FREQUENCY, &frequency) < 0) { - mp_msg(MSGT_TV,MSGL_ERR,"%s: ioctl set frequency failed: %s\n", - info.short_name, strerror(errno)); - return TVI_CONTROL_FALSE; - } -#if 0 - usleep(100000); // wait to suppress noise during switching - set_mute(priv, 0); -#endif - return TVI_CONTROL_TRUE; - case TVI_CONTROL_TUN_GET_TUNER: - mp_msg(MSGT_TV, MSGL_V, "%s: get tuner\n",info.short_name); - if (ioctl(priv->video_fd, VIDIOC_G_TUNER, &priv->tuner) < 0) { - mp_msg(MSGT_TV, MSGL_ERR, "%s: ioctl get tuner failed: %s\n", - info.short_name, strerror(errno)); - return TVI_CONTROL_FALSE; - } - return TVI_CONTROL_TRUE; - case TVI_CONTROL_TUN_SET_TUNER: - mp_msg(MSGT_TV, MSGL_V, "%s: set tuner\n",info.short_name); - if (ioctl(priv->video_fd, VIDIOC_S_TUNER, &priv->tuner) < 0) { - mp_msg(MSGT_TV, MSGL_ERR, "%s: ioctl set tuner failed: %s\n", - info.short_name, strerror(errno)); - return TVI_CONTROL_FALSE; - } - return TVI_CONTROL_TRUE; - case TVI_CONTROL_TUN_GET_NORM: - *(int *)arg = priv->standard.index; - return TVI_CONTROL_TRUE; - case TVI_CONTROL_TUN_SET_NORM: - priv->standard.index = *(int *)arg; - if (ioctl(priv->video_fd, VIDIOC_ENUMSTD, &priv->standard) < 0) { - mp_msg(MSGT_TV, MSGL_ERR, "%s: ioctl enum norm failed: %s\n", - info.short_name, strerror(errno)); - return TVI_CONTROL_FALSE; - } - mp_msg(MSGT_TV, MSGL_V, "%s: set norm: %s\n", info.short_name, priv->standard.name); - if (ioctl(priv->video_fd, VIDIOC_S_STD, &priv->standard.id) < 0) { - mp_msg(MSGT_TV, MSGL_ERR, "%s: ioctl set norm failed: %s\n", - info.short_name, strerror(errno)); - return TVI_CONTROL_FALSE; - } - return TVI_CONTROL_TRUE; - case TVI_CONTROL_SPC_GET_NORMID: - { - int i; - for (i = 0;; i++) { - struct v4l2_standard standard; - memset(&standard, 0, sizeof(standard)); - standard.index = i; - if (-1 == ioctl(priv->video_fd, VIDIOC_ENUMSTD, &standard)) - return TVI_CONTROL_FALSE; - if (!strcasecmp(standard.name, (char *)arg)) { - *(int *)arg = i; - return TVI_CONTROL_TRUE; - } - } - return TVI_CONTROL_FALSE; - } - case TVI_CONTROL_SPC_GET_INPUT: - if (ioctl(priv->video_fd, VIDIOC_G_INPUT, (int *)arg) < 0) { - mp_msg(MSGT_TV, MSGL_ERR, "%s: ioctl get input failed: %s\n", - info.short_name, strerror(errno)); - return TVI_CONTROL_FALSE; - } - return TVI_CONTROL_TRUE; - case TVI_CONTROL_SPC_SET_INPUT: - mp_msg(MSGT_TV, MSGL_V, "%s: set input: %d\n", info.short_name, *(int *)arg); - priv->input.index = *(int *)arg; - if (ioctl(priv->video_fd, VIDIOC_ENUMINPUT, &priv->input) < 0) { - mp_msg(MSGT_TV, MSGL_ERR, "%s: ioctl enum input failed: %s\n", - info.short_name, strerror(errno)); - return TVI_CONTROL_FALSE; - } - if (ioctl(priv->video_fd, VIDIOC_S_INPUT, (int *)arg) < 0) { - mp_msg(MSGT_TV, MSGL_ERR, "%s: ioctl set input failed: %s\n", - info.short_name, strerror(errno)); - return TVI_CONTROL_FALSE; - } - return TVI_CONTROL_TRUE; - case TVI_CONTROL_AUD_GET_FORMAT: - init_audio(priv); - if (!priv->audio_inited) return TVI_CONTROL_FALSE; - *(int *)arg = AF_FORMAT_S16_LE; - mp_msg(MSGT_TV, MSGL_V, "%s: get audio format: %d\n", - info.short_name, *(int *)arg); - return TVI_CONTROL_TRUE; - case TVI_CONTROL_AUD_GET_SAMPLERATE: - init_audio(priv); - if (!priv->audio_inited) return TVI_CONTROL_FALSE; - *(int *)arg = priv->audio_in.samplerate; - mp_msg(MSGT_TV, MSGL_V, "%s: get audio samplerate: %d\n", - info.short_name, *(int *)arg); - return TVI_CONTROL_TRUE; - case TVI_CONTROL_AUD_GET_SAMPLESIZE: - init_audio(priv); - if (!priv->audio_inited) return TVI_CONTROL_FALSE; - *(int *)arg = priv->audio_in.bytes_per_sample; - mp_msg(MSGT_TV, MSGL_V, "%s: get audio samplesize: %d\n", - info.short_name, *(int *)arg); - return TVI_CONTROL_TRUE; - case TVI_CONTROL_AUD_GET_CHANNELS: - init_audio(priv); - if (!priv->audio_inited) return TVI_CONTROL_FALSE; - *(int *)arg = priv->audio_in.channels; - mp_msg(MSGT_TV, MSGL_V, "%s: get audio channels: %d\n", - info.short_name, *(int *)arg); - return TVI_CONTROL_TRUE; - case TVI_CONTROL_AUD_SET_SAMPLERATE: - init_audio(priv); - mp_msg(MSGT_TV, MSGL_V, "%s: set audio samplerate: %d\n", - info.short_name, *(int *)arg); - if (audio_in_set_samplerate(&priv->audio_in, *(int*)arg) < 0) return TVI_CONTROL_FALSE; -// setup_audio_buffer_sizes(priv); - return TVI_CONTROL_TRUE; - } - mp_msg(MSGT_TV, MSGL_V, "%s: unknown control: %d\n", info.short_name, cmd); - return(TVI_CONTROL_UNKNOWN); -} - - -#define PRIV ((priv_t *) (tvi_handle->priv)) - -/* handler creator - entry point ! */ -tvi_handle_t *tvi_init_v4l2(char *video_dev, char *audio_dev) -{ - tvi_handle_t *tvi_handle; - - /* new_handle initializes priv with memset 0 */ - tvi_handle = new_handle(); - if (!tvi_handle) { - return NULL; - } - PRIV->video_fd = -1; - - PRIV->video_dev = strdup(video_dev? video_dev: "/dev/video0"); - if (!PRIV->video_dev) { - free_handle(tvi_handle); - return NULL; - } - - if (audio_dev) { - PRIV->audio_dev = strdup(audio_dev); - if (!PRIV->audio_dev) { - free(PRIV->video_dev); - free_handle(tvi_handle); - return NULL; - } - } - - return tvi_handle; -} - -#undef PRIV - - -static int uninit(priv_t *priv) -{ - int i, frames, dropped = 0; - - priv->shutdown = 1; - if(priv->video_grabber_thread) - pthread_join(priv->video_grabber_thread, NULL); - pthread_mutex_destroy(&priv->video_buffer_mutex); - - if (priv->streamon) { - struct v4l2_buffer buf; - - /* get performance */ - frames = 1 + (priv->curr_frame - priv->first_frame + - priv->standard.frameperiod.numerator * 500000 / - priv->standard.frameperiod.denominator) * - priv->standard.frameperiod.denominator / - priv->standard.frameperiod.numerator / 1000000; - dropped = frames - priv->frames; - - /* turn off streaming */ - if (ioctl(priv->video_fd, VIDIOC_STREAMOFF, &(priv->map[0].buf.type)) < 0) { - mp_msg(MSGT_TV, MSGL_ERR, "%s: ioctl streamoff failed: %s\n", - info.short_name, strerror(errno)); - } - priv->streamon = 0; - - /* unqueue all remaining buffers */ - memset(&buf,0,sizeof(buf)); - buf.type = V4L2_BUF_TYPE_VIDEO_CAPTURE; - while (!ioctl(priv->video_fd, VIDIOC_DQBUF, &buf)); - } - - /* unmap all buffers */ - for (i = 0; i < priv->mapcount; i++) { - if (munmap(priv->map[i].addr, priv->map[i].len) < 0) { - mp_msg(MSGT_TV, MSGL_ERR, "%s: munmap capture buffer failed: %s\n", - info.short_name, strerror(errno)); - } - } - - /* stop audio thread */ - if (!tv_param_noaudio && priv->audio_grabber_thread) { - pthread_join(priv->audio_grabber_thread, NULL); - pthread_mutex_destroy(&priv->skew_mutex); - pthread_mutex_destroy(&priv->audio_mutex); - } - - set_mute(priv, 1); - - /* free memory and close device */ - free(priv->map); priv->map = NULL; - priv->mapcount = 0; - if(priv->video_fd!=-1)close(priv->video_fd); priv->video_fd = -1; - free(priv->video_dev); priv->video_dev = NULL; - - 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); - } - if (priv->video_timebuffer) - free(priv->video_timebuffer); - 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_skew_delta_buffer) - free(priv->audio_skew_delta_buffer); - } - - /* show some nice statistics ;-) */ - mp_msg(MSGT_TV, MSGL_INFO, - "%s: %d frames successfully processed, %d frames dropped.\n", - info.short_name, priv->frames, dropped); - mp_msg(MSGT_TV, MSGL_V, "%s: up to %u video frames buffered.\n", - info.short_name, priv->video_buffer_size_current); - return 1; -} - - -/* initialisation */ -static int init(priv_t *priv) -{ - int i; - - priv->audio_ringbuffer = NULL; - priv->audio_skew_buffer = NULL; - priv->audio_skew_delta_buffer = NULL; - - priv->audio_inited = 0; - - /* Open the video device. */ - priv->video_fd = open(priv->video_dev, O_RDWR); - if (priv->video_fd < 0) { - mp_msg(MSGT_TV, MSGL_ERR, "%s: unable to open '%s': %s\n", - info.short_name, priv->video_dev, strerror(errno)); - uninit(priv); - return 0; - } - mp_msg(MSGT_TV, MSGL_DBG2, "%s: video fd: %s: %d\n", - info.short_name, priv->video_dev, priv->video_fd); - - /* - ** Query the video capabilities and current settings - ** for further control calls. - */ - if (ioctl(priv->video_fd, VIDIOC_QUERYCAP, &priv->capability) < 0) { - mp_msg(MSGT_TV, MSGL_ERR, "%s: ioctl query capabilities failed: %s\n", - info.short_name, strerror(errno)); - uninit(priv); - return 0; - } - - if (!(priv->capability.capabilities & V4L2_CAP_VIDEO_CAPTURE)) - { - mp_msg(MSGT_TV, MSGL_ERR, "Device %s is not a video capture device.\n", - priv->video_dev); - return 0; - } - - if (getfmt(priv) < 0) { - uninit(priv); - return 0; - } - getstd(priv); - /* - ** if this device has got a tuner query it's settings - ** otherwise set some nice defaults - */ - if (priv->capability.capabilities & V4L2_CAP_TUNER) { - if (ioctl(priv->video_fd, VIDIOC_G_TUNER, &priv->tuner) < 0) { - mp_msg(MSGT_TV, MSGL_ERR, "%s: ioctl get tuner failed: %s\n", - info.short_name, strerror(errno)); - uninit(priv); - return 0; - } - } - mp_msg(MSGT_TV, MSGL_INFO, "Selected device: %s\n", priv->capability.card); - if (priv->capability.capabilities & V4L2_CAP_TUNER) { - mp_msg(MSGT_TV, MSGL_INFO, " Tuner cap:%s%s%s\n", - (priv->tuner.capability & V4L2_TUNER_CAP_STEREO) ? " STEREO" : "", - (priv->tuner.capability & V4L2_TUNER_CAP_LANG1) ? " LANG1" : "", - (priv->tuner.capability & V4L2_TUNER_CAP_LANG2) ? " LANG2" : ""); - mp_msg(MSGT_TV, MSGL_INFO, " Tuner rxs:%s%s%s%s\n", - (priv->tuner.rxsubchans & V4L2_TUNER_SUB_MONO) ? " MONO" : "", - (priv->tuner.rxsubchans & V4L2_TUNER_SUB_STEREO) ? " STEREO" : "", - (priv->tuner.rxsubchans & V4L2_TUNER_SUB_LANG1) ? " LANG1" : "", - (priv->tuner.rxsubchans & V4L2_TUNER_SUB_LANG2) ? " LANG2" : ""); - } - mp_msg(MSGT_TV, MSGL_INFO, " Capabilites:%s%s%s%s%s%s%s%s%s%s%s\n", - priv->capability.capabilities & V4L2_CAP_VIDEO_CAPTURE? - " video capture": "", - priv->capability.capabilities & V4L2_CAP_VIDEO_OUTPUT? - " video output": "", - priv->capability.capabilities & V4L2_CAP_VIDEO_OVERLAY? - " video overlay": "", - priv->capability.capabilities & V4L2_CAP_VBI_CAPTURE? - " VBI capture device": "", - priv->capability.capabilities & V4L2_CAP_VBI_OUTPUT? - " VBI output": "", - priv->capability.capabilities & V4L2_CAP_RDS_CAPTURE? - " RDS data capture": "", - priv->capability.capabilities & V4L2_CAP_TUNER? - " tuner": "", - priv->capability.capabilities & V4L2_CAP_AUDIO? - " audio": "", - priv->capability.capabilities & V4L2_CAP_READWRITE? - " read/write": "", - priv->capability.capabilities & V4L2_CAP_ASYNCIO? - " async i/o": "", - priv->capability.capabilities & V4L2_CAP_STREAMING? - " streaming": ""); - mp_msg(MSGT_TV, MSGL_INFO, " supported norms:"); - for (i = 0;; i++) { - struct v4l2_standard standard; - memset(&standard, 0, sizeof(standard)); - standard.index = i; - if (-1 == ioctl(priv->video_fd, VIDIOC_ENUMSTD, &standard)) - break; - mp_msg(MSGT_TV, MSGL_INFO, " %d = %s;", i, standard.name); - } - mp_msg(MSGT_TV, MSGL_INFO, "\n inputs:"); - for (i = 0; 1; i++) { - struct v4l2_input input; - - input.index = i; - if (ioctl(priv->video_fd, VIDIOC_ENUMINPUT, &input) < 0) { |