From 49867bd432352d19172ab26cf873bd5651e69e25 Mon Sep 17 00:00:00 2001 From: ben Date: Mon, 31 Jul 2006 17:39:17 +0000 Subject: introduce new 'stream' directory for all stream layer related components and split them from libmpdemux git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@19277 b3059339-0415-0410-9bf9-f77b7e298cf2 --- stream/tv.c | 919 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 919 insertions(+) create mode 100644 stream/tv.c (limited to 'stream/tv.c') diff --git a/stream/tv.c b/stream/tv.c new file mode 100644 index 0000000000..74ac7e39fc --- /dev/null +++ b/stream/tv.c @@ -0,0 +1,919 @@ +/* + 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 "demuxer.h" +#include "stheader.h" + +#include "libaf/af_format.h" +#include "libvo/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 +}; -- cgit v1.2.3