diff options
Diffstat (limited to 'stream/tvi_bsdbt848.c')
-rw-r--r-- | stream/tvi_bsdbt848.c | 907 |
1 files changed, 0 insertions, 907 deletions
diff --git a/stream/tvi_bsdbt848.c b/stream/tvi_bsdbt848.c deleted file mode 100644 index 4f101ee74f..0000000000 --- a/stream/tvi_bsdbt848.c +++ /dev/null @@ -1,907 +0,0 @@ -/* - * *BSD (hopefully, requires working driver!) BrookTree capture support. - * - * Still in (active) development! - * - * v1.1 Mar 13 2002 Fully functional, need to move ring buffer to - * the kernel driver. - * v1.0 Feb 19 2002 First Release, need to add support for changing - * audio parameters. - * - * Copyright (C) 2002 Charles R. Henrich (henrich@msu.edu) - * - * This file is part of MPlayer. - * - * MPlayer is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * MPlayer is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License along - * with MPlayer; if not, write to the Free Software Foundation, Inc., - * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. - */ - -#include "config.h" - -#define RINGSIZE 8 -#define FRAGSIZE 4096 /* (2^12 see SETFRAGSIZE below) */ - -#define TRUE (1==1) -#define FALSE (1==0) - -#define PAL_WIDTH 768 -#define PAL_HEIGHT 576 -#define PAL_FPS 25 - -#define NTSC_WIDTH 640 -#define NTSC_HEIGHT 480 -#define NTSC_FPS 29.97 - -#include <stdio.h> -#include <stdlib.h> -#include <unistd.h> -#include <fcntl.h> -#include <sys/types.h> -#include <sys/mman.h> -#include <sys/filio.h> -#include <sys/time.h> -#include <signal.h> -#include <string.h> -#include <errno.h> - -#include <sys/param.h> -#ifdef CONFIG_SUN_AUDIO -#include <sys/audioio.h> -#endif - -#ifdef IOCTL_METEOR_H_NAME -#include IOCTL_METEOR_H_NAME -#endif - -#ifdef IOCTL_BT848_H_NAME -#include IOCTL_BT848_H_NAME -#endif - -#ifdef HAVE_SYS_SOUNDCARD_H -#include <sys/soundcard.h> -#else -#ifdef HAVE_SOUNDCARD_H -#include <soundcard.h> -#else -#include <machine/soundcard.h> -#endif -#endif - -#include "audio/format.h" -#include "video/img_fourcc.h" -#include "tv.h" -#include "core/mp_msg.h" - -static tvi_handle_t *tvi_init_bsdbt848(tv_param_t* tv_param); -/* information about this file */ -const tvi_info_t tvi_info_bsdbt848 = { - tvi_init_bsdbt848, - "Brooktree848 Support", - "bsdbt848", - "Charles Henrich", - "in development" -}; - -typedef struct { - int dirty; - double timestamp; - char *buf; -} RBFRAME; - -/* private data's */ -typedef struct priv { - -/* Audio */ - char *dspdev; - int dspready; - int dspfd; - int dspsamplesize; - int dspstereo; - int dspspeed; - int dspfmt; - int dspframesize; - int dsprate; - long long dspbytesread; - -/* Video */ - char *btdev; - int videoready; - int btfd; - int source; - float maxfps; - float fps; - int iformat; - int maxheight; - int maxwidth; - struct meteor_geomet geom; - struct meteor_capframe capframe; - -/* Frame Buffer */ - - int framebufsize; - float timestamp; - int curpaintframe; - int curbufframe; - unsigned char *livebuf; - RBFRAME framebuf[RINGSIZE]; - -/* Inputs */ - - int input; - -/* Tuner */ - - char *tunerdev; - int tunerfd; - int tunerready; - u_long tunerfreq; - struct bktr_chnlset cset; - -/* Other */ - - int immediatemode; - double starttime; - - tv_param_t *tv_param; -} priv_t; - -#include "tvi_def.h" - -static priv_t *G_private=NULL; - -static int getinput(int innumber); - -static void processframe(int signal) -{ -struct timeval curtime; - -if(G_private->immediatemode == TRUE) return; - -gettimeofday(&curtime, NULL); - -if(G_private->framebuf[G_private->curpaintframe].dirty == TRUE) - { - memcpy(G_private->framebuf[G_private->curpaintframe].buf, - G_private->livebuf, G_private->framebufsize); - - G_private->framebuf[G_private->curpaintframe].dirty = FALSE; - - G_private->framebuf[G_private->curpaintframe].timestamp = - curtime.tv_sec + curtime.tv_usec*.000001; - - G_private->curpaintframe++; - - if(G_private->curpaintframe >= RINGSIZE) G_private->curpaintframe = 0; - } - -return; -} - -/* handler creator - entry point ! */ -static tvi_handle_t *tvi_init_bsdbt848(tv_param_t* tv_param) -{ - char* sep ; - tvi_handle_t* tvh; - priv_t* priv; - - tvh = tv_new_handle(sizeof(priv_t), &functions); - if(!tvh) - return NULL; - priv=(priv_t*)tvh->priv; - /* - if user needs to specify both /dev/bktr<n> and /dev/tuner<n> - it can do this with "-tv device=/dev/bktr1,/dev/tuner1" - */ - - /* set video device name */ - if (!tv_param->device){ - priv->btdev = strdup("/dev/bktr0"); - priv->tunerdev = strdup("/dev/tuner0"); - }else{ - sep = strchr(tv_param->device,','); - priv->btdev = strdup(tv_param->device); - if(sep){ - // tuner device is also passed - priv->tunerdev = strdup(sep+1); - priv->btdev[sep - tv_param->device] = 0; - }else{ - priv->tunerdev = strdup("/dev/tuner0"); - } - } - - /* set audio device name */ - if (!tv_param->adevice) -#ifdef CONFIG_SUN_AUDIO - priv->dspdev = strdup("/dev/sound"); -#else - priv->dspdev = strdup("/dev/dsp"); -#endif - else - priv->dspdev = strdup(tv_param->adevice); - - priv->tv_param=tv_param; - return tvh; -} - -static int control(priv_t *priv, int cmd, void *arg) -{ - switch(cmd) - { - -/* Tuner Controls */ - - case TVI_CONTROL_IS_TUNER: - if(priv->tunerready == FALSE) return TVI_CONTROL_FALSE; - return TVI_CONTROL_TRUE; - - case TVI_CONTROL_TUN_GET_FREQ: - { - if(ioctl(priv->tunerfd, TVTUNER_GETFREQ, &priv->tunerfreq) < 0) - { - mp_tmsg(MSGT_TV, MSGL_ERR, "tvi_bsdbt848: Call to %s ioctl failed. Error: %s\n", "TVTUNER_GETFREQ", strerror(errno)); - return TVI_CONTROL_FALSE; - } - - *(int *)arg = priv->tunerfreq; - return TVI_CONTROL_TRUE; - } - - case TVI_CONTROL_TUN_SET_FREQ: - { - priv->tunerfreq = *(int *)arg; - - if(ioctl(priv->tunerfd, TVTUNER_SETFREQ, &priv->tunerfreq) < 0) - { - mp_tmsg(MSGT_TV, MSGL_ERR, "tvi_bsdbt848: Call to %s ioctl failed. Error: %s\n", "TVTUNER_SETFREQ", strerror(errno)); - return 0; - } - - return TVI_CONTROL_TRUE; - } - case TVI_CONTROL_TUN_GET_SIGNAL: - { - int status; - if(ioctl(priv->tunerfd, TVTUNER_GETSTATUS, &status) < 0) - { - mp_tmsg(MSGT_TV, MSGL_ERR, "tvi_bsdbt848: Call to %s ioctl failed. Error: %s\n", "GETSTATUS", strerror(errno)); - return 0; - } - *(int*)arg=(status & 0x02)? 100 : 0; - return TVI_CONTROL_TRUE; - } - - case TVI_CONTROL_TUN_GET_TUNER: - case TVI_CONTROL_TUN_SET_TUNER: - -/* Inputs */ - - case TVI_CONTROL_SPC_GET_INPUT: - { - if(ioctl(priv->btfd, METEORGINPUT, &priv->input) < 0) - { - mp_tmsg(MSGT_TV, MSGL_ERR, "tvi_bsdbt848: Call to %s ioctl failed. Error: %s\n", "METEORGINPUT", strerror(errno)); - return TVI_CONTROL_FALSE; - } - - *(int *)arg = priv->input; - return TVI_CONTROL_TRUE; - } - - case TVI_CONTROL_SPC_SET_INPUT: - { - priv->input = getinput(*(int *)arg); - - if(ioctl(priv->btfd, METEORSINPUT, &priv->input) < 0) - { - mp_tmsg(MSGT_TV, MSGL_ERR, "tvi_bsdbt848: Call to %s ioctl failed. Error: %s\n", "METEORSINPUT", strerror(errno)); - return 0; - } - - return TVI_CONTROL_TRUE; - } - -/* Audio Controls */ - - case TVI_CONTROL_IS_AUDIO: - if(priv->dspready == FALSE) return TVI_CONTROL_FALSE; - return TVI_CONTROL_TRUE; - - case TVI_CONTROL_AUD_GET_FORMAT: - { - *(int *)arg = AF_FORMAT_S16_LE; - return TVI_CONTROL_TRUE; - } - case TVI_CONTROL_AUD_GET_CHANNELS: - { - *(int *)arg = 2; - return TVI_CONTROL_TRUE; - } - case TVI_CONTROL_AUD_SET_SAMPLERATE: - { - int dspspeed = *(int *)arg; - - if(ioctl(priv->dspfd, SNDCTL_DSP_SPEED, &dspspeed) == -1) - { - mp_tmsg(MSGT_TV, MSGL_ERR, "tvi_bsdbt848: Invalid audio rate. Error: %s\n", strerror(errno)); - return TVI_CONTROL_FALSE; - } - - priv->dspspeed = dspspeed; - - priv->dspframesize = priv->dspspeed*priv->dspsamplesize/8/ - priv->fps * (priv->dspstereo+1); - priv->dsprate = priv->dspspeed * priv->dspsamplesize/8* - (priv->dspstereo+1); - - return TVI_CONTROL_TRUE; - } - case TVI_CONTROL_AUD_GET_SAMPLERATE: - { - *(int *)arg = priv->dspspeed; - return TVI_CONTROL_TRUE; - } - case TVI_CONTROL_AUD_GET_SAMPLESIZE: - { - *(int *)arg = priv->dspsamplesize/8; - return TVI_CONTROL_TRUE; - } - -/* Video Controls */ - - case TVI_CONTROL_IS_VIDEO: - if(priv->videoready == FALSE) return TVI_CONTROL_FALSE; - return TVI_CONTROL_TRUE; - - case TVI_CONTROL_TUN_SET_NORM: - { - int req_mode = *(int *)arg; - u_short tmp_fps; - - priv->iformat = METEOR_FMT_AUTOMODE; - - if(req_mode == TV_NORM_PAL) - { - priv->iformat = METEOR_FMT_PAL; - priv->maxheight = PAL_HEIGHT; - priv->maxwidth = PAL_WIDTH; - priv->maxfps = PAL_FPS; - priv->fps = PAL_FPS; - - if(priv->fps > priv->maxfps) priv->fps = priv->maxfps; - - if(priv->geom.rows > priv->maxheight) - { - priv->geom.rows = priv->maxheight; - } - - if(priv->geom.columns > priv->maxwidth) - { - priv->geom.columns = priv->maxwidth; - } - } - - if(req_mode == TV_NORM_NTSC) - { - priv->iformat = METEOR_FMT_NTSC; - priv->maxheight = NTSC_HEIGHT; - priv->maxwidth = NTSC_WIDTH; - priv->maxfps = NTSC_FPS; - priv->fps = NTSC_FPS; - - priv->dspframesize = priv->dspspeed*priv->dspsamplesize/8/ - priv->fps * (priv->dspstereo+1); - priv->dsprate = priv->dspspeed * priv->dspsamplesize/8 * - (priv->dspstereo+1); - - if(priv->fps > priv->maxfps) priv->fps = priv->maxfps; - - if(priv->geom.rows > priv->maxheight) - { - priv->geom.rows = priv->maxheight; - } - - if(priv->geom.columns > priv->maxwidth) - { - priv->geom.columns = priv->maxwidth; - } - } - - if(req_mode == TV_NORM_SECAM) priv->iformat = METEOR_FMT_SECAM; - - if(ioctl(priv->btfd, METEORSFMT, &priv->iformat) < 0) - { - mp_tmsg(MSGT_TV, MSGL_ERR, "tvi_bsdbt848: Call to %s ioctl failed. Error: %s\n", "METEORSFMT", strerror(errno)); - return TVI_CONTROL_FALSE; - } - - if(ioctl(priv->btfd, METEORSETGEO, &priv->geom) < 0) - { - mp_tmsg(MSGT_TV, MSGL_ERR, "tvi_bsdbt848: Call to %s ioctl failed. Error: %s\n", "METEORSETGEO", strerror(errno)); - return 0; - } - - tmp_fps = priv->fps; - if(ioctl(priv->btfd, METEORSFPS, &tmp_fps) < 0) - { - mp_tmsg(MSGT_TV, MSGL_ERR, "tvi_bsdbt848: Call to %s ioctl failed. Error: %s\n", "METEORSFPS", strerror(errno)); - return 0; - } - -#ifdef BT848_SAUDIO - if(priv->tunerready == TRUE && - ioctl(priv->tunerfd, BT848_SAUDIO, &priv->tv_param->audio_id) < 0) - { - mp_tmsg(MSGT_TV, MSGL_ERR, "tvi_bsdbt848: Call to %s ioctl failed. Error: %s\n", "BT848_SAUDIO", strerror(errno)); - } -#endif - - return TVI_CONTROL_TRUE; - } - - case TVI_CONTROL_VID_GET_FORMAT: - *(int *)arg = MP_FOURCC_UYVY; - return TVI_CONTROL_TRUE; - - case TVI_CONTROL_VID_SET_FORMAT: - { - int req_fmt = *(int *)arg; - - if(req_fmt != MP_FOURCC_UYVY) return TVI_CONTROL_FALSE; - - return TVI_CONTROL_TRUE; - } - case TVI_CONTROL_VID_SET_WIDTH: - priv->geom.columns = *(int *)arg; - - if(priv->geom.columns > priv->maxwidth) - { - priv->geom.columns = priv->maxwidth; - } - - if(ioctl(priv->btfd, METEORSETGEO, &priv->geom) < 0) - { - mp_tmsg(MSGT_TV, MSGL_ERR, "tvi_bsdbt848: Error setting picture width. Error: %s\n", strerror(errno)); - return 0; - } - - return TVI_CONTROL_TRUE; - - case TVI_CONTROL_VID_GET_WIDTH: - *(int *)arg = priv->geom.columns; - return TVI_CONTROL_TRUE; - - case TVI_CONTROL_VID_SET_HEIGHT: - priv->geom.rows = *(int *)arg; - - if(priv->geom.rows > priv->maxheight) - { - priv->geom.rows = priv->maxheight; - } - - if(priv->geom.rows <= priv->maxheight / 2) - { - priv->geom.oformat |= METEOR_GEO_EVEN_ONLY; - } - - if(ioctl(priv->btfd, METEORSETGEO, &priv->geom) < 0) - { - mp_tmsg(MSGT_TV, MSGL_ERR, "tvi_bsdbt848: Error setting picture width. Error: %s\n", strerror(errno)); - return 0; - } - - return TVI_CONTROL_TRUE; - - case TVI_CONTROL_VID_GET_HEIGHT: - *(int *)arg = priv->geom.rows; - return TVI_CONTROL_TRUE; - - case TVI_CONTROL_VID_GET_FPS: - *(float *)arg = priv->fps; - return TVI_CONTROL_TRUE; - -/* - case TVI_CONTROL_VID_SET_FPS: - priv->fps = *(int *)arg; - - if(priv->fps > priv->maxfps) priv->fps = priv->maxfps; - - if(ioctl(priv->btfd, METEORSFPS, &priv->fps) < 0) - { - mp_tmsg(MSGT_TV, MSGL_ERR, "tvi_bsdbt848: Call to %s ioctl failed. Error: %s\n", "METEORSFPS", strerror(errno)); - return 0; - } - - return TVI_CONTROL_TRUE; -*/ - - case TVI_CONTROL_VID_CHK_WIDTH: - case TVI_CONTROL_VID_CHK_HEIGHT: - return TVI_CONTROL_TRUE; - - case TVI_CONTROL_IMMEDIATE: - priv->immediatemode = TRUE; - return TVI_CONTROL_TRUE; - } - - return TVI_CONTROL_UNKNOWN; -} - -static int init(priv_t *priv) -{ -int marg; -int count; -u_short tmp_fps; - -G_private = priv; /* Oooh, sick */ - -/* Video Configuration */ - -priv->videoready = TRUE; -priv->immediatemode = FALSE; -priv->iformat = METEOR_FMT_PAL; -priv->maxheight = PAL_HEIGHT; -priv->maxwidth = PAL_WIDTH; -priv->maxfps = PAL_FPS; -priv->source = METEOR_INPUT_DEV0; -priv->fps = priv->maxfps; - -priv->starttime=0; -priv->curpaintframe=0; -priv->curbufframe=0; - -priv->geom.columns = priv->maxwidth; -priv->geom.rows = priv->maxheight; -priv->geom.frames = 1; -priv->geom.oformat = METEOR_GEO_YUV_PACKED; - -priv->btfd = open(priv->btdev, O_RDONLY); - -if(priv->btfd < 0) - { - mp_tmsg(MSGT_TV, MSGL_ERR, "tvi_bsdbt848: Unable to open bktr device. Error: %s\n", strerror(errno)); - priv->videoready = FALSE; - } - -if(priv->videoready == TRUE && - ioctl(priv->btfd, METEORSFMT, &priv->iformat) < 0) - { - mp_tmsg(MSGT_TV, MSGL_ERR, "tvi_bsdbt848: Call to %s ioctl failed. Error: %s\n", "SETEORSFMT", strerror(errno)); - } - -if(priv->videoready == TRUE && - ioctl(priv->btfd, METEORSINPUT, &priv->source) < 0) - { - mp_tmsg(MSGT_TV, MSGL_ERR, "tvi_bsdbt848: Call to %s ioctl failed. Error: %s\n", "METEORSINPUT", strerror(errno)); - } - -tmp_fps = priv->fps; -if(priv->videoready == TRUE && - ioctl(priv->btfd, METEORSFPS, &tmp_fps) < 0) - { - mp_tmsg(MSGT_TV, MSGL_ERR, "tvi_bsdbt848: Call to %s ioctl failed. Error: %s\n", "METEORSFPS", strerror(errno)); - } - -if(priv->videoready == TRUE && - ioctl(priv->btfd, METEORSETGEO, &priv->geom) < 0) - { - mp_tmsg(MSGT_TV, MSGL_ERR, "tvi_bsdbt848: Call to %s ioctl failed. Error: %s\n", "METEORSGEQ", strerror(errno)); - } - -if(priv->videoready == TRUE) - { - priv->framebufsize = (priv->geom.columns * priv->geom.rows * 2); - - priv->livebuf = (u_char *)mmap((caddr_t)0, priv->framebufsize, PROT_READ, - MAP_SHARED, priv->btfd, (off_t)0); - - if(priv->livebuf == (u_char *) MAP_FAILED) - { - mp_tmsg(MSGT_TV, MSGL_ERR, "tvi_bsdbt848: mmap failed. Error: %s\n", strerror(errno)); - priv->videoready = FALSE; - } - - for(count=0;count<RINGSIZE;count++) - { - priv->framebuf[count].buf = malloc(priv->framebufsize); - - if(priv->framebuf[count].buf == NULL) - { - mp_tmsg(MSGT_TV, MSGL_ERR, "tvi_bsdbt848: Frame buffer allocation failed. Error: %s\n", strerror(errno)); - priv->videoready = FALSE; - break; - } - - priv->framebuf[count].dirty = TRUE; - priv->framebuf[count].timestamp = 0; - } - } - -/* Tuner Configuration */ - -priv->tunerready = TRUE; - -priv->tunerfd = open(priv->tunerdev, O_RDONLY); - -if(priv->tunerfd < 0) - { - mp_tmsg(MSGT_TV, MSGL_ERR, "tvi_bsdbt848: Unable to open tuner device. Error: %s\n", strerror(errno)); - priv->tunerready = FALSE; - } - -/* Audio Configuration */ - -priv->dspready = TRUE; -priv->dspsamplesize = 16; -priv->dspstereo = 1; -priv->dspspeed = 44100; -priv->dspfmt = AFMT_S16_LE; -priv->dspbytesread = 0; -priv->dsprate = priv->dspspeed * priv->dspsamplesize/8*(priv->dspstereo+1); -priv->dspframesize = priv->dspspeed*priv->dspsamplesize/8/priv->fps * - (priv->dspstereo+1); - -if((priv->dspfd = open (priv->dspdev, O_RDONLY, 0)) < 0) - { - mp_tmsg(MSGT_TV, MSGL_ERR, "tvi_bsdbt848: Unable to open dsp device. Error: %s\n", strerror(errno)); - priv->dspready = FALSE; - } - -marg = (256 << 16) | 12; - -if (ioctl(priv->dspfd, SNDCTL_DSP_SETFRAGMENT, &marg ) < 0 ) - { - mp_tmsg(MSGT_TV, MSGL_ERR, "tvi_bsdbt848: Call to %s ioctl failed. Error: %s\n", "SNDCTL_DSP_SETFRAGMENT", strerror(errno)); - priv->dspready = FALSE; - } - -if((priv->dspready == TRUE) && - ((ioctl(priv->dspfd, SNDCTL_DSP_SAMPLESIZE, &priv->dspsamplesize) == -1) || - (ioctl(priv->dspfd, SNDCTL_DSP_STEREO, &priv->dspstereo) == -1) || - (ioctl(priv->dspfd, SNDCTL_DSP_SPEED, &priv->dspspeed) == -1) || - (ioctl(priv->dspfd, SNDCTL_DSP_SETFMT, &priv->dspfmt) == -1))) - { - mp_tmsg(MSGT_TV, MSGL_ERR, "tvi_bsdbt848: Configuration of dsp failed. Error: %s\n", strerror(errno)); - close(priv->dspfd); - priv->dspready = FALSE; - } - -return 1; -} - -/* that's the real start, we'got the format parameters (checked with control) */ -static int start(priv_t *priv) -{ -int tmp; -struct timeval curtime; -int marg; - -fprintf(stderr,"START\n"); -if(priv->videoready == FALSE) return 0; - -signal(SIGUSR1, processframe); -signal(SIGALRM, processframe); - -marg = SIGUSR1; - -if(ioctl(priv->btfd, METEORSSIGNAL, &marg) < 0) - { - mp_tmsg(MSGT_TV, MSGL_ERR, "tvi_bsdbt848: Call to %s ioctl failed. Error: %s\n", "METEORSSIGNAL", strerror(errno)); - return 0; - } - -read(priv->dspfd, &tmp, 2); - -gettimeofday(&curtime, NULL); - -priv->starttime = curtime.tv_sec + (curtime.tv_usec *.000001); - -marg = METEOR_CAP_CONTINOUS; - -if(ioctl(priv->btfd, METEORCAPTUR, &marg) < 0) - { - mp_tmsg(MSGT_TV, MSGL_ERR, "tvi_bsdbt848: Call to %s ioctl failed. Error: %s\n", "METEORCAPTUR", strerror(errno)); - return 0; - } - -return 1; -} - -static int uninit(priv_t *priv) -{ -int marg; - -if(priv->videoready == FALSE) return 0; - -marg = METEOR_SIG_MODE_MASK; - -if(ioctl( priv->btfd, METEORSSIGNAL, &marg) < 0 ) - { - mp_tmsg(MSGT_TV, MSGL_ERR, "tvi_bsdbt848: Call to %s ioctl failed. Error: %s\n", "METEORSSIGNAL", strerror(errno)); - return 0; - } - -marg = METEOR_CAP_STOP_CONT; - -if(ioctl(priv->btfd, METEORCAPTUR, &marg) < 0 ) - { - mp_tmsg(MSGT_TV, MSGL_ERR, "tvi_bsdbt848: Unable to stop capture. Error: %s\n", strerror(errno)); - return 0; - } - -close(priv->btfd); -close(priv->dspfd); - -priv->dspfd = -1; -priv->btfd = -1; - -priv->dspready = priv->videoready = FALSE; - -return 1; -} - - -static double grabimmediate_video_frame(priv_t *priv, char *buffer, int len) -{ -sigset_t sa_mask; - -if(priv->videoready == FALSE) return 0; - -alarm(1); -sigfillset(&sa_mask); -sigdelset(&sa_mask,SIGINT); -sigdelset(&sa_mask,SIGUSR1); -sigdelset(&sa_mask,SIGALRM); -sigsuspend(&sa_mask); -alarm(0); - -memcpy(buffer, priv->livebuf, len); - -/* PTS = 0, show the frame NOW, this routine is only used in playback mode - without audio capture .. */ - -return 0; -} - -static double grab_video_frame(priv_t *priv, char *buffer, int len) -{ -double timestamp=0; -sigset_t sa_mask; - -if(priv->videoready == FALSE) return 0; - -if(priv->immediatemode == TRUE) - { - return grabimmediate_video_frame(priv, buffer, len); - } - -while(priv->framebuf[priv->curbufframe].dirty == TRUE) - { - alarm(1); - sigemptyset(&sa_mask); - sigsuspend(&sa_mask); - alarm(0); - } - -memcpy(buffer, priv->framebuf[priv->curbufframe].buf, len); -timestamp = priv->framebuf[priv->curbufframe].timestamp; -priv->framebuf[priv->curbufframe].dirty = TRUE; - -priv->curbufframe++; -if(priv->curbufframe >= RINGSIZE) priv->curbufframe = 0; - -return timestamp-priv->starttime; -} - -static int get_video_framesize(priv_t *priv) -{ -return priv->geom.columns * priv->geom.rows * 16 / 8; -} - -static double grab_audio_frame(priv_t *priv, char *buffer, int len) -{ -struct timeval curtime; -double curpts; -double timeskew; -int bytesread; -int ret; - -if(priv->dspready == FALSE) return 0; - -gettimeofday(&curtime, NULL); - -/* Get exactly one frame of audio, which forces video sync to audio.. */ - -bytesread=read(priv->dspfd, buffer, len); - -while(bytesread < len) - { - ret=read(priv->dspfd, &buffer[bytesread], len-bytesread); - - if(ret == -1) - { - mp_tmsg(MSGT_TV, MSGL_ERR, "tvi_bsdbt848: Error reading audio data. Error: %s\n", strerror(errno)); - return 0; - } - - bytesread+=ret; - } - -priv->dspbytesread += bytesread; - -curpts = curtime.tv_sec + curtime.tv_usec * .000001; - -timeskew = priv->dspbytesread * 1.0 / priv->dsprate - (curpts-priv->starttime); - -if(timeskew > .125/priv->fps) - { - priv->starttime -= timeskew; - } -else - { - if(timeskew < -.125/priv->fps) - { - priv->starttime -= timeskew; - } - } - -return priv->dspbytesread * 1.0 / priv->dsprate; -} - -static int get_audio_framesize(priv_t *priv) -{ -int bytesavail; -#ifdef CONFIG_SUN_AUDIO -struct audio_info auinf; -#endif - -if(priv->dspready == FALSE) return 0; - -#ifdef CONFIG_SUN_AUDIO -if(ioctl(priv->dspfd, AUDIO_GETINFO, &auinf) < 0) - { - mp_tmsg(MSGT_TV, MSGL_ERR, "tvi_bsdbt848: Call to %s ioctl failed. Error: %s\n", "AUDIO_GETINFO", strerror(errno)); - return TVI_CONTROL_FALSE; - } -else - bytesavail = auinf.record.seek; /* *priv->dspsamplesize; */ -#else -if(ioctl(priv->dspfd, FIONREAD, &bytesavail) < 0) - { - mp_tmsg(MSGT_TV, MSGL_ERR, "tvi_bsdbt848: Call to %s ioctl failed. Error: %s\n", "FIONREAD", strerror(errno)); - return TVI_CONTROL_FALSE; - } -#endif - -/* When mencoder wants audio data, it wants data.. - it won't go do anything else until it gets it :( */ - -if(bytesavail == 0) return FRAGSIZE; - -return bytesavail; -} - -static int getinput(int innumber) -{ -switch(innumber) - { - case 0: return METEOR_INPUT_DEV0; /* RCA */ - case 1: return METEOR_INPUT_DEV1; /* Tuner */ - case 2: return METEOR_INPUT_DEV2; /* In 1 */ - case 3: return METEOR_INPUT_DEV3; /* In 2 */ - case 4: return METEOR_INPUT_DEV_RGB; /* RGB */ - case 5: return METEOR_INPUT_DEV_SVIDEO; /* SVid */ - } - -return 0; -} |