/* TV Interface for MPlayer (C) Alex Beregszaszi API idea based on libvo2 Feb 19, 2002: Significant rewrites by Charles R. Henrich (henrich@msu.edu) to add support for audio, and bktr *BSD support. */ #include #include #include #include #include #include #include "config.h" int tv_param_on = 0; #include "mp_msg.h" #include "help_mp.h" #include "stream.h" #include "libmpdemux/demuxer.h" #include "libmpdemux/stheader.h" #include "libaf/af_format.h" #include "libmpcodecs/img_format.h" #include "libvo/fastmemcpy.h" #include "tv.h" #include "frequencies.h" /* some default values */ int tv_param_audiorate = 44100; int tv_param_noaudio = 0; int tv_param_immediate = 0; char *tv_param_freq = NULL; char *tv_param_channel = NULL; char *tv_param_norm = "pal"; #ifdef HAVE_TV_V4L2 int tv_param_normid = -1; #endif char *tv_param_chanlist = "europe-east"; char *tv_param_device = NULL; char *tv_param_driver = "dummy"; int tv_param_width = -1; int tv_param_height = -1; int tv_param_input = 0; /* used in v4l and bttv */ int tv_param_outfmt = -1; float tv_param_fps = -1.0; char **tv_param_channels = NULL; int tv_param_audio_id = 0; #if defined(HAVE_TV_V4L) int tv_param_amode = -1; int tv_param_volume = -1; int tv_param_bass = -1; int tv_param_treble = -1; int tv_param_balance = -1; int tv_param_forcechan = -1; int tv_param_force_audio = 0; int tv_param_buffer_size = -1; int tv_param_mjpeg = 0; int tv_param_decimation = 2; int tv_param_quality = 90; #if defined(HAVE_ALSA9) || defined(HAVE_ALSA1X) int tv_param_alsa = 0; #endif char* tv_param_adevice = NULL; #endif int tv_param_brightness = 0; int tv_param_contrast = 0; int tv_param_hue = 0; int tv_param_saturation = 0; tv_channels_t *tv_channel_list; tv_channels_t *tv_channel_current, *tv_channel_last; char *tv_channel_last_real; /* ================== DEMUX_TV ===================== */ /* Return value: 0 = EOF(?) or no stream 1 = successfully read a packet */ /* fill demux->video and demux->audio */ static int demux_tv_fill_buffer(demuxer_t *demux, demux_stream_t *ds) { tvi_handle_t *tvh=(tvi_handle_t*)(demux->priv); demux_packet_t* dp; unsigned int len=0; /* ================== ADD AUDIO PACKET =================== */ if (ds==demux->audio && tv_param_noaudio == 0 && tvh->functions->control(tvh->priv, TVI_CONTROL_IS_AUDIO, 0) == TVI_CONTROL_TRUE) { len = tvh->functions->get_audio_framesize(tvh->priv); dp=new_demux_packet(len); dp->flags|=1; /* Keyframe */ dp->pts=tvh->functions->grab_audio_frame(tvh->priv, dp->buffer,len); ds_add_packet(demux->audio,dp); } /* ================== ADD VIDEO PACKET =================== */ if (ds==demux->video && tvh->functions->control(tvh->priv, TVI_CONTROL_IS_VIDEO, 0) == TVI_CONTROL_TRUE) { len = tvh->functions->get_video_framesize(tvh->priv); dp=new_demux_packet(len); dp->flags|=1; /* Keyframe */ dp->pts=tvh->functions->grab_video_frame(tvh->priv, dp->buffer, len); ds_add_packet(demux->video,dp); } return 1; } static int norm_from_string(tvi_handle_t *tvh, char* norm) { #ifdef HAVE_TV_V4L2 if (strcmp(tv_param_driver, "v4l2") != 0) { #endif if (!strcasecmp(norm, "pal")) return TV_NORM_PAL; else if (!strcasecmp(norm, "ntsc")) return TV_NORM_NTSC; else if (!strcasecmp(norm, "secam")) return TV_NORM_SECAM; else if (!strcasecmp(norm, "palnc")) return TV_NORM_PALNC; else if (!strcasecmp(norm, "palm")) return TV_NORM_PALM; else if (!strcasecmp(norm, "paln")) return TV_NORM_PALN; else if (!strcasecmp(norm, "ntscjp")) return TV_NORM_NTSCJP; else { mp_msg(MSGT_TV, MSGL_V, "tv.c: norm_from_string(%s): Bogus norm parameter, setting PAL.\n", norm); return TV_NORM_PAL; } #ifdef HAVE_TV_V4L2 } else { tvi_functions_t *funcs = tvh->functions; char str[8]; strncpy(str, norm, sizeof(str)-1); str[sizeof(str)-1] = '\0'; if (funcs->control(tvh->priv, TVI_CONTROL_SPC_GET_NORMID, str) != TVI_CONTROL_TRUE) return 0; return *(int *)str; } #endif } static int open_tv(tvi_handle_t *tvh) { int i; tvi_functions_t *funcs = tvh->functions; int tv_fmt_list[] = { IMGFMT_YV12, IMGFMT_I420, IMGFMT_UYVY, IMGFMT_YUY2, IMGFMT_RGB32, IMGFMT_RGB24, IMGFMT_RGB16, IMGFMT_RGB15 }; if (funcs->control(tvh->priv, TVI_CONTROL_IS_VIDEO, 0) != TVI_CONTROL_TRUE) { mp_msg(MSGT_TV, MSGL_ERR, "Error: No video input present!\n"); return 0; } if (tv_param_outfmt == -1) for (i = 0; i < sizeof (tv_fmt_list) / sizeof (*tv_fmt_list); i++) { tv_param_outfmt = tv_fmt_list[i]; if (funcs->control (tvh->priv, TVI_CONTROL_VID_SET_FORMAT, &tv_param_outfmt) == TVI_CONTROL_TRUE) break; } else { switch(tv_param_outfmt) { case IMGFMT_YV12: case IMGFMT_I420: case IMGFMT_UYVY: case IMGFMT_YUY2: case IMGFMT_RGB32: case IMGFMT_RGB24: case IMGFMT_BGR32: case IMGFMT_BGR24: case IMGFMT_BGR16: case IMGFMT_BGR15: break; default: mp_msg(MSGT_TV, MSGL_ERR, "==================================================================\n"); mp_msg(MSGT_TV, MSGL_ERR, " WARNING: UNTESTED OR UNKNOWN OUTPUT IMAGE FORMAT REQUESTED (0x%x)\n", tv_param_outfmt); mp_msg(MSGT_TV, MSGL_ERR, " This may cause buggy playback or program crash! Bug reports will\n"); mp_msg(MSGT_TV, MSGL_ERR, " be ignored! You should try again with YV12 (which is the default\n"); mp_msg(MSGT_TV, MSGL_ERR, " colorspace) and read the documentation!\n"); mp_msg(MSGT_TV, MSGL_ERR, "==================================================================\n"); } funcs->control(tvh->priv, TVI_CONTROL_VID_SET_FORMAT, &tv_param_outfmt); } /* set some params got from cmdline */ funcs->control(tvh->priv, TVI_CONTROL_SPC_SET_INPUT, &tv_param_input); #ifdef HAVE_TV_V4L2 if (!strcmp(tv_param_driver, "v4l2") && tv_param_normid >= 0) { mp_msg(MSGT_TV, MSGL_V, "Selected norm id: %d\n", tv_param_normid); if (funcs->control(tvh->priv, TVI_CONTROL_TUN_SET_NORM, &tv_param_normid) != TVI_CONTROL_TRUE) { mp_msg(MSGT_TV, MSGL_ERR, "Error: Cannot set norm!\n"); } } else { #endif /* select video norm */ tvh->norm = norm_from_string(tvh, tv_param_norm); mp_msg(MSGT_TV, MSGL_V, "Selected norm: %s\n", tv_param_norm); if (funcs->control(tvh->priv, TVI_CONTROL_TUN_SET_NORM, &tvh->norm) != TVI_CONTROL_TRUE) { mp_msg(MSGT_TV, MSGL_ERR, "Error: Cannot set norm!\n"); } #ifdef HAVE_TV_V4L2 } #endif #ifdef HAVE_TV_V4L1 if ( tv_param_mjpeg ) { /* set width to expected value */ if (tv_param_width == -1) { tv_param_width = 704/tv_param_decimation; } if (tv_param_height == -1) { if ( tvh->norm != TV_NORM_NTSC ) tv_param_height = 576/tv_param_decimation; else tv_param_height = 480/tv_param_decimation; } mp_msg(MSGT_TV, MSGL_INFO, " MJP: width %d height %d\n", tv_param_width, tv_param_height); } #endif /* limits on w&h are norm-dependent -- JM */ /* set width */ if (tv_param_width != -1) { if (funcs->control(tvh->priv, TVI_CONTROL_VID_CHK_WIDTH, &tv_param_width) == TVI_CONTROL_TRUE) funcs->control(tvh->priv, TVI_CONTROL_VID_SET_WIDTH, &tv_param_width); else { mp_msg(MSGT_TV, MSGL_ERR, "Unable to set requested width: %d\n", tv_param_width); funcs->control(tvh->priv, TVI_CONTROL_VID_GET_WIDTH, &tv_param_width); } } /* set height */ if (tv_param_height != -1) { if (funcs->control(tvh->priv, TVI_CONTROL_VID_CHK_HEIGHT, &tv_param_height) == TVI_CONTROL_TRUE) funcs->control(tvh->priv, TVI_CONTROL_VID_SET_HEIGHT, &tv_param_height); else { mp_msg(MSGT_TV, MSGL_ERR, "Unable to set requested height: %d\n", tv_param_height); funcs->control(tvh->priv, TVI_CONTROL_VID_GET_HEIGHT, &tv_param_height); } } if (funcs->control(tvh->priv, TVI_CONTROL_IS_TUNER, 0) != TVI_CONTROL_TRUE) { mp_msg(MSGT_TV, MSGL_WARN, "Selected input hasn't got a tuner!\n"); goto done; } /* select channel list */ for (i = 0; chanlists[i].name != NULL; i++) { if (!strcasecmp(chanlists[i].name, tv_param_chanlist)) { tvh->chanlist = i; tvh->chanlist_s = chanlists[i].list; break; } } if (tvh->chanlist == -1) mp_msg(MSGT_TV, MSGL_WARN, "Unable to find selected channel list! (%s)\n", tv_param_chanlist); else mp_msg(MSGT_TV, MSGL_V, "Selected channel list: %s (including %d channels)\n", chanlists[tvh->chanlist].name, chanlists[tvh->chanlist].count); if (tv_param_freq && tv_param_channel) { mp_msg(MSGT_TV, MSGL_WARN, "You can't set frequency and channel simultaneously!\n"); goto done; } /* Handle channel names */ if (tv_param_channels) { char** channels = tv_param_channels; mp_msg(MSGT_TV, MSGL_INFO, "TV channel names detected.\n"); tv_channel_list = malloc(sizeof(tv_channels_t)); tv_channel_list->index=1; tv_channel_list->next=NULL; tv_channel_list->prev=NULL; tv_channel_current = tv_channel_list; while (*channels) { char* tmp = *(channels++); char* sep = strchr(tmp,'-'); int i; struct CHANLIST cl; if (!sep) continue; // Wrong syntax, but mplayer should not crash strlcpy(tv_channel_current->name, sep + 1, sizeof(tv_channel_current->name)); sep[0] = '\0'; strncpy(tv_channel_current->number, tmp, 5); while ((sep=strchr(tv_channel_current->name, '_'))) sep[0] = ' '; tv_channel_current->freq = 0; for (i = 0; i < chanlists[tvh->chanlist].count; i++) { cl = tvh->chanlist_s[i]; if (!strcasecmp(cl.name, tv_channel_current->number)) { tv_channel_current->freq=cl.freq; break; } } if (tv_channel_current->freq == 0) mp_msg(MSGT_TV, MSGL_ERR, "Couldn't find frequency for channel %s (%s)\n", tv_channel_current->number, tv_channel_current->name); else { sep = strchr(tv_channel_current->name, '-'); if ( !sep ) sep = strchr(tv_channel_current->name, '+'); if ( sep ) { i = atoi (sep+1); if ( sep[0] == '+' ) tv_channel_current->freq += i * 100; if ( sep[0] == '-' ) tv_channel_current->freq -= i * 100; sep[0] = '\0'; } } /*mp_msg(MSGT_TV, MSGL_INFO, "-- Detected channel %s - %s (%5.3f)\n", tv_channel_current->number, tv_channel_current->name, (float)tv_channel_current->freq/1000);*/ tv_channel_current->next = malloc(sizeof(tv_channels_t)); tv_channel_current->next->index = tv_channel_current->index + 1; tv_channel_current->next->prev = tv_channel_current; tv_channel_current->next->next = NULL; tv_channel_current = tv_channel_current->next; } if (tv_channel_current->prev) tv_channel_current->prev->next = NULL; free(tv_channel_current); } else tv_channel_last_real = malloc(5); if (tv_channel_list) { int i; int channel = 0; if (tv_param_channel) { if (isdigit(*tv_param_channel)) /* if tv_param_channel begins with a digit interpret it as a number */ channel = atoi(tv_param_channel); else { /* if tv_param_channel does not begin with a digit set the first channel that contains tv_param_channel in its name */ tv_channel_current = tv_channel_list; while ( tv_channel_current ) { if ( strstr(tv_channel_current->name, tv_param_channel) ) break; tv_channel_current = tv_channel_current->next; } if ( !tv_channel_current ) tv_channel_current = tv_channel_list; } } else channel = 1; if ( channel ) { tv_channel_current = tv_channel_list; for (i = 1; i < channel; i++) if (tv_channel_current->next) tv_channel_current = tv_channel_current->next; } mp_msg(MSGT_TV, MSGL_INFO, "Selected channel: %s - %s (freq: %.3f)\n", tv_channel_current->number, tv_channel_current->name, (float)tv_channel_current->freq/1000); tv_set_freq(tvh, (unsigned long)(((float)tv_channel_current->freq/1000)*16)); tv_channel_last = tv_channel_current; } else { /* we need to set frequency */ if (tv_param_freq) { unsigned long freq = atof(tv_param_freq)*16; /* set freq in MHz */ funcs->control(tvh->priv, TVI_CONTROL_TUN_SET_FREQ, &freq); funcs->control(tvh->priv, TVI_CONTROL_TUN_GET_FREQ, &freq); mp_msg(MSGT_TV, MSGL_V, "Selected frequency: %lu (%.3f)\n", freq, (float)freq/16); } if (tv_param_channel) { struct CHANLIST cl; mp_msg(MSGT_TV, MSGL_V, "Requested channel: %s\n", tv_param_channel); for (i = 0; i < chanlists[tvh->chanlist].count; i++) { cl = tvh->chanlist_s[i]; // printf("count%d: name: %s, freq: %d\n", // i, cl.name, cl.freq); if (!strcasecmp(cl.name, tv_param_channel)) { strcpy(tv_channel_last_real, cl.name); tvh->channel = i; mp_msg(MSGT_TV, MSGL_INFO, "Selected channel: %s (freq: %.3f)\n", cl.name, (float)cl.freq/1000); tv_set_freq(tvh, (unsigned long)(((float)cl.freq/1000)*16)); break; } } } } /* grep frequency in chanlist */ { unsigned long i2; int freq; tv_get_freq(tvh, &i2); freq = (int) (((float)(i2/16))*1000)+250; for (i = 0; i < chanlists[tvh->chanlist].count; i++) { if (tvh->chanlist_s[i].freq == freq) { tvh->channel = i+1; break; } } } done: /* also start device! */ return 1; } static demuxer_t* demux_open_tv(demuxer_t *demuxer) { tvi_handle_t *tvh; sh_video_t *sh_video; sh_audio_t *sh_audio = NULL; tvi_functions_t *funcs; if(!(tvh=tv_begin())) return NULL; if (!tv_init(tvh)) return NULL; if (!open_tv(tvh)){ tv_uninit(tvh); return NULL; } funcs = tvh->functions; demuxer->priv=tvh; sh_video = new_sh_video(demuxer, 0); /* get IMAGE FORMAT */ funcs->control(tvh->priv, TVI_CONTROL_VID_GET_FORMAT, &sh_video->format); // if (IMGFMT_IS_RGB(sh_video->format) || IMGFMT_IS_BGR(sh_video->format)) // sh_video->format = 0x0; /* set FPS and FRAMETIME */ if(!sh_video->fps) { float tmp; if (funcs->control(tvh->priv, TVI_CONTROL_VID_GET_FPS, &tmp) != TVI_CONTROL_TRUE) sh_video->fps = 25.0f; /* on PAL */ else sh_video->fps = tmp; } if (tv_param_fps != -1.0f) sh_video->fps = tv_param_fps; sh_video->frametime = 1.0f/sh_video->fps; /* If playback only mode, go to immediate mode, fail silently */ if(tv_param_immediate == 1) { funcs->control(tvh->priv, TVI_CONTROL_IMMEDIATE, 0); tv_param_noaudio = 1; } /* disable TV audio if -nosound is present */ if (!demuxer->audio || demuxer->audio->id == -2) { tv_param_noaudio = 1; } /* set width */ funcs->control(tvh->priv, TVI_CONTROL_VID_GET_WIDTH, &sh_video->disp_w); /* set height */ funcs->control(tvh->priv, TVI_CONTROL_VID_GET_HEIGHT, &sh_video->disp_h); demuxer->video->sh = sh_video; sh_video->ds = demuxer->video; demuxer->video->id = 0; demuxer->seekable = 0; /* here comes audio init */ if (tv_param_noaudio == 0 && funcs->control(tvh->priv, TVI_CONTROL_IS_AUDIO, 0) == TVI_CONTROL_TRUE) { int audio_format; int sh_audio_format; char buf[128]; /* yeah, audio is present */ funcs->control(tvh->priv, TVI_CONTROL_AUD_SET_SAMPLERATE, &tv_param_audiorate); if (funcs->control(tvh->priv, TVI_CONTROL_AUD_GET_FORMAT, &audio_format) != TVI_CONTROL_TRUE) goto no_audio; switch(audio_format) { case AF_FORMAT_U8: case AF_FORMAT_S8: case AF_FORMAT_U16_LE: case AF_FORMAT_U16_BE: case AF_FORMAT_S16_LE: case AF_FORMAT_S16_BE: case AF_FORMAT_S32_LE: case AF_FORMAT_S32_BE: sh_audio_format = 0x1; /* PCM */ break; case AF_FORMAT_IMA_ADPCM: case AF_FORMAT_MU_LAW: case AF_FORMAT_A_LAW: case AF_FORMAT_MPEG2: case AF_FORMAT_AC3: default: mp_msg(MSGT_TV, MSGL_ERR, "Audio type '%s (%x)' unsupported!\n", af_fmt2str(audio_format, buf, 128), audio_format); goto no_audio; } sh_audio = new_sh_audio(demuxer, 0); funcs->control(tvh->priv, TVI_CONTROL_AUD_GET_SAMPLERATE, &sh_audio->samplerate); funcs->control(tvh->priv, TVI_CONTROL_AUD_GET_SAMPLESIZE, &sh_audio->samplesize); funcs->control(tvh->priv, TVI_CONTROL_AUD_GET_CHANNELS, &sh_audio->channels); sh_audio->format = sh_audio_format; sh_audio->sample_format = audio_format; sh_audio->i_bps = sh_audio->o_bps = sh_audio->samplerate * sh_audio->samplesize * sh_audio->channels; // emulate WF for win32 codecs: sh_audio->wf = malloc(sizeof(WAVEFORMATEX)); sh_audio->wf->wFormatTag = sh_audio->format; sh_audio->wf->nChannels = sh_audio->channels; sh_audio->wf->wBitsPerSample = sh_audio->samplesize * 8; sh_audio->wf->nSamplesPerSec = sh_audio->samplerate; sh_audio->wf->nBlockAlign = sh_audio->samplesize * sh_audio->channels; sh_audio->wf->nAvgBytesPerSec = sh_audio->i_bps; mp_msg(MSGT_DECVIDEO, MSGL_V, " TV audio: %d channels, %d bits, %d Hz\n", sh_audio->wf->nChannels, sh_audio->wf->wBitsPerSample, sh_audio->wf->nSamplesPerSec); demuxer->audio->sh = sh_audio; sh_audio->ds = demuxer->audio; demuxer->audio->id = 0; } no_audio: if(!(funcs->start(tvh->priv))){ // start failed :( tv_uninit(tvh); return NULL; } /* set color eq */ tv_set_color_options(tvh, TV_COLOR_BRIGHTNESS, tv_param_brightness); tv_set_color_options(tvh, TV_COLOR_HUE, tv_param_hue); tv_set_color_options(tvh, TV_COLOR_SATURATION, tv_param_saturation); tv_set_color_options(tvh, TV_COLOR_CONTRAST, tv_param_contrast); return demuxer; } static void demux_close_tv(demuxer_t *demuxer) { tvi_handle_t *tvh=(tvi_handle_t*)(demuxer->priv); tvh->functions->uninit(tvh->priv); } /* ================== STREAM_TV ===================== */ tvi_handle_t *tvi_init_dummy(char *device); tvi_handle_t *tvi_init_v4l(char *device, char *adevice); tvi_handle_t *tvi_init_v4l2(char *device, char *adevice); tvi_handle_t *tvi_init_bsdbt848(char *device); tvi_handle_t *tv_begin(void) { if (!strcmp(tv_param_driver, "dummy")) return tvi_init_dummy(tv_param_device); #ifdef HAVE_TV_V4L1 if (!strcmp(tv_param_driver, "v4l")) return tvi_init_v4l(tv_param_device, tv_param_adevice); #endif #ifdef HAVE_TV_V4L2 if (!strcmp(tv_param_driver, "v4l2")) return tvi_init_v4l2(tv_param_device, tv_param_adevice); #endif #ifdef HAVE_TV_BSDBT848 if (!strcmp(tv_param_driver, "bsdbt848")) return tvi_init_bsdbt848(tv_param_device); #endif mp_msg(MSGT_TV, MSGL_ERR, "No such driver: %s\n", tv_param_driver); return(NULL); } int tv_init(tvi_handle_t *tvh) { mp_msg(MSGT_TV, MSGL_INFO, "Selected driver: %s\n", tvh->info->short_name); mp_msg(MSGT_TV, MSGL_INFO, " name: %s\n", tvh->info->name); mp_msg(MSGT_TV, MSGL_INFO, " author: %s\n", tvh->info->author); if (tvh->info->comment) mp_msg(MSGT_TV, MSGL_INFO, " comment: %s\n", tvh->info->comment); return(tvh->functions->init(tvh->priv)); } int tv_uninit(tvi_handle_t *tvh) { return(tvh->functions->uninit(tvh->priv)); } /* utilities for mplayer (not mencoder!!) */ int tv_set_color_options(tvi_handle_t *tvh, int opt, int value) { tvi_functions_t *funcs = tvh->functions; switch(opt) { case TV_COLOR_BRIGHTNESS: return funcs->control(tvh->priv, TVI_CONTROL_VID_SET_BRIGHTNESS, &value); case TV_COLOR_HUE: return funcs->control(tvh->priv, TVI_CONTROL_VID_SET_HUE, &value); case TV_COLOR_SATURATION: return funcs->control(tvh->priv, TVI_CONTROL_VID_SET_SATURATION, &value); case TV_COLOR_CONTRAST: return funcs->control(tvh->priv, TVI_CONTROL_VID_SET_CONTRAST, &value); default: mp_msg(MSGT_TV, MSGL_WARN, "Unknown color option (%d) specified!\n", opt); } return(TVI_CONTROL_UNKNOWN); } int tv_get_color_options(tvi_handle_t *tvh, int opt, int* value) { tvi_functions_t *funcs = tvh->functions; switch(opt) { case TV_COLOR_BRIGHTNESS: return funcs->control(tvh->priv, TVI_CONTROL_VID_GET_BRIGHTNESS, value); case TV_COLOR_HUE: return funcs->control(tvh->priv, TVI_CONTROL_VID_GET_HUE, value); case TV_COLOR_SATURATION: return funcs->control(tvh->priv, TVI_CONTROL_VID_GET_SATURATION, value); case TV_COLOR_CONTRAST: return funcs->control(tvh->priv, TVI_CONTROL_VID_GET_CONTRAST, value); default: mp_msg(MSGT_TV, MSGL_WARN, "Unknown color option (%d) specified!\n", opt); } return(TVI_CONTROL_UNKNOWN); } int tv_get_freq(tvi_handle_t *tvh, unsigned long *freq) { if (tvh->functions->control(tvh->priv, TVI_CONTROL_IS_TUNER, 0) == TVI_CONTROL_TRUE) { tvh->functions->control(tvh->priv, TVI_CONTROL_TUN_GET_FREQ, freq); mp_msg(MSGT_TV, MSGL_V, "Current frequency: %lu (%.3f)\n", *freq, (float)*freq/16); } return(1); } int tv_set_freq(tvi_handle_t *tvh, unsigned long freq) { if (tvh->functions->control(tvh->priv, TVI_CONTROL_IS_TUNER, 0) == TVI_CONTROL_TRUE) { // unsigned long freq = atof(tv_param_freq)*16; /* set freq in MHz */ tvh->functions->control(tvh->priv, TVI_CONTROL_TUN_SET_FREQ, &freq); tvh->functions->control(tvh->priv, TVI_CONTROL_TUN_GET_FREQ, &freq); mp_msg(MSGT_TV, MSGL_V, "Current frequency: %lu (%.3f)\n", freq, (float)freq/16); } return(1); } int tv_step_channel_real(tvi_handle_t *tvh, int direction) { struct CHANLIST cl; if (direction == TV_CHANNEL_LOWER) { if (tvh->channel-1 >= 0) { strcpy(tv_channel_last_real, tvh->chanlist_s[tvh->channel].name); cl = tvh->chanlist_s[--tvh->channel]; mp_msg(MSGT_TV, MSGL_INFO, "Selected channel: %s (freq: %.3f)\n", cl.name, (float)cl.freq/1000); tv_set_freq(tvh, (unsigned long)(((float)cl.freq/1000)*16)); } } if (direction == TV_CHANNEL_HIGHER) { if (tvh->channel+1 < chanlists[tvh->chanlist].count) { strcpy(tv_channel_last_real, tvh->chanlist_s[tvh->channel].name); cl = tvh->chanlist_s[++tvh->channel]; mp_msg(MSGT_TV, MSGL_INFO, "Selected channel: %s (freq: %.3f)\n", cl.name, (float)cl.freq/1000); tv_set_freq(tvh, (unsigned long)(((float)cl.freq/1000)*16)); } } return(1); } int tv_step_channel(tvi_handle_t *tvh, int direction) { if (tv_channel_list) { if (direction == TV_CHANNEL_HIGHER) { tv_channel_last = tv_channel_current; if (tv_channel_current->next) tv_channel_current = tv_channel_current->next; else tv_channel_current = tv_channel_list; tv_set_freq(tvh, (unsigned long)(((float)tv_channel_current->freq/1000)*16)); mp_msg(MSGT_TV, MSGL_INFO, "Selected channel: %s - %s (freq: %.3f)\n", tv_channel_current->number, tv_channel_current->name, (float)tv_channel_current->freq/1000); } if (direction == TV_CHANNEL_LOWER) { tv_channel_last = tv_channel_current; if (tv_channel_current->prev) tv_channel_current = tv_channel_current->prev; else while (tv_channel_current->next) tv_channel_current = tv_channel_current->next; tv_set_freq(tvh, (unsigned long)(((float)tv_channel_current->freq/1000)*16)); mp_msg(MSGT_TV, MSGL_INFO, "Selected channel: %s - %s (freq: %.3f)\n", tv_channel_current->number, tv_channel_current->name, (float)tv_channel_current->freq/1000); } } else tv_step_channel_real(tvh, direction); return(1); } int tv_set_channel_real(tvi_handle_t *tvh, char *channel) { int i; struct CHANLIST cl; strcpy(tv_channel_last_real, tvh->chanlist_s[tvh->channel].name); for (i = 0; i < chanlists[tvh->chanlist].count; i++) { cl = tvh->chanlist_s[i]; // printf("count%d: name: %s, freq: %d\n", // i, cl.name, cl.freq); if (!strcasecmp(cl.name, channel)) { tvh->channel = i; mp_msg(MSGT_TV, MSGL_INFO, "Selected channel: %s (freq: %.3f)\n", cl.name, (float)cl.freq/1000); tv_set_freq(tvh, (unsigned long)(((float)cl.freq/1000)*16)); break; } } return(1); } int tv_set_channel(tvi_handle_t *tvh, char *channel) { int i, channel_int; if (tv_channel_list) { tv_channel_last = tv_channel_current; channel_int = atoi(channel); tv_channel_current = tv_channel_list; for (i = 1; i < channel_int; i++) if (tv_channel_current->next) tv_channel_current = tv_channel_current->next; mp_msg(MSGT_TV, MSGL_INFO, "Selected channel: %s - %s (freq: %.3f)\n", tv_channel_current->number, tv_channel_current->name, (float)tv_channel_current->freq/1000); tv_set_freq(tvh, (unsigned long)(((float)tv_channel_current->freq/1000)*16)); } else tv_set_channel_real(tvh, channel); return(1); } int tv_last_channel(tvi_handle_t *tvh) { if (tv_channel_list) { tv_channels_t *tmp; tmp = tv_channel_last; tv_channel_last = tv_channel_current; tv_channel_current = tmp; mp_msg(MSGT_TV, MSGL_INFO, "Selected channel: %s - %s (freq: %.3f)\n", tv_channel_current->number, tv_channel_current->name, (float)tv_channel_current->freq/1000); tv_set_freq(tvh, (unsigned long)(((float)tv_channel_current->freq/1000)*16)); } else { int i; struct CHANLIST cl; for (i = 0; i < chanlists[tvh->chanlist].count; i++) { cl = tvh->chanlist_s[i]; if (!strcasecmp(cl.name, tv_channel_last_real)) { strcpy(tv_channel_last_real, tvh->chanlist_s[tvh->channel].name); tvh->channel = i; mp_msg(MSGT_TV, MSGL_INFO, "Selected channel: %s (freq: %.3f)\n", cl.name, (float)cl.freq/1000); tv_set_freq(tvh, (unsigned long)(((float)cl.freq/1000)*16)); break; } } } return(1); } int tv_step_norm(tvi_handle_t *tvh) { tvh->norm++; if (tvh->functions->control(tvh->priv, TVI_CONTROL_TUN_SET_NORM, &tvh->norm) != TVI_CONTROL_TRUE) { tvh->norm = 0; if (tvh->functions->control(tvh->priv, TVI_CONTROL_TUN_SET_NORM, &tvh->norm) != TVI_CONTROL_TRUE) { mp_msg(MSGT_TV, MSGL_ERR, "Error: Cannot set norm!\n"); return 0; } } return(1); } int tv_step_chanlist(tvi_handle_t *tvh) { return(1); } int tv_set_norm(tvi_handle_t *tvh, char* norm) { tvh->norm = norm_from_string(tvh, norm); mp_msg(MSGT_TV, MSGL_V, "Selected norm: %s\n", tv_param_norm); if (tvh->functions->control(tvh->priv, TVI_CONTROL_TUN_SET_NORM, &tvh->norm) != TVI_CONTROL_TRUE) { mp_msg(MSGT_TV, MSGL_ERR, "Error: Cannot set norm!\n"); return 0; } return(1); } demuxer_desc_t demuxer_desc_tv = { "Tv card demuxer", "tv", "TV", "Alex Beregszaszi, Charles R. Henrich", "?", DEMUXER_TYPE_TV, 0, // no autodetect NULL, demux_tv_fill_buffer, demux_open_tv, demux_close_tv, NULL, NULL };