static void demux_close_tv(demuxer_t *demuxer)
{
tvi_handle_t *tvh=(tvi_handle_t*)(demuxer->priv);
if (!tvh) return;
tv_uninit(tvh);
free(tvh);
demuxer->priv=NULL;
}
static int demux_open_tv(demuxer_t *demuxer, enum demux_check check)
{
tvi_handle_t *tvh;
const tvi_functions_t *funcs;
if (check > DEMUX_CHECK_REQUEST || demuxer->stream->type != STREAMTYPE_TV)
return -1;
tv_param_t *params = mp_get_config_group(demuxer, demuxer->global,
&tv_params_conf);
bstr urlparams = bstr0(demuxer->stream->path);
bstr channel, input;
bstr_split_tok(urlparams, "/", &channel, &input);
if (channel.len) {
talloc_free(params->channels);
params->channel = bstrto0(NULL, channel);
}
if (input.len) {
bstr r;
params->input = bstrtoll(input, &r, 0);
if (r.len) {
MP_ERR(demuxer->stream, "invalid input: '%.*s'\n", BSTR_P(input));
return -1;
}
}
assert(demuxer->priv==NULL);
if(!(tvh=tv_begin(params, demuxer->log))) return -1;
if (!tvh->functions->init(tvh->priv)) return -1;
tvh->demuxer = demuxer;
if (!open_tv(tvh)){
tv_uninit(tvh);
return -1;
}
funcs = tvh->functions;
demuxer->priv=tvh;
struct sh_stream *sh_v = demux_alloc_sh_stream(STREAM_VIDEO);
/* get IMAGE FORMAT */
int fourcc;
funcs->control(tvh->priv, TVI_CONTROL_VID_GET_FORMAT, &fourcc);
if (fourcc == MP_FOURCC_MJPEG) {
sh_v->codec->codec = "mjpeg";
} else {
sh_v->codec->codec = "rawvideo";
sh_v->codec->codec_tag = fourcc;
}
/* set FPS and FRAMETIME */
if(!sh_v->codec->fps)
{
float tmp;
if (funcs->control(tvh->priv, TVI_CONTROL_VID_GET_FPS, &tmp) != TVI_CONTROL_TRUE)
sh_v->codec->fps = 25.0f; /* on PAL */
else sh_v->codec->fps = tmp;
}
if (tvh->tv_param->fps != -1.0f)
sh_v->codec->fps = tvh->tv_param->fps;
/* If playback only mode, go to immediate mode, fail silently */
if(tvh->tv_param->immediate == 1)
{
funcs->control(tvh->priv, TVI_CONTROL_IMMEDIATE, 0);
tvh->tv_param->audio = 0;
}
/* set width */
funcs->control(tvh->priv, TVI_CONTROL_VID_GET_WIDTH, &sh_v->codec->disp_w);
/* set height */
funcs->control(tvh->priv, TVI_CONTROL_VID_GET_HEIGHT, &sh_v->codec->disp_h);
demux_add_sh_stream(demuxer, sh_v);
demuxer->seekable = 0;
/* here comes audio init */
if (tvh->tv_param->audio && funcs->control(tvh->priv, TVI_CONTROL_IS_AUDIO, 0) == TVI_CONTROL_TRUE)
{
int audio_format;
/* yeah, audio is present */
funcs->control(tvh->priv, TVI_CONTROL_AUD_SET_SAMPLERATE,
&tvh->tv_param->audiorate);
if (funcs->control(tvh->priv, TVI_CONTROL_AUD_GET_FORMAT, &audio_format) != TVI_CONTROL_TRUE)
goto no_audio;
switch(audio_format)
{
// This is the only format any of the current inputs generate.
case AF_FORMAT_S16:
break;
default:
MP_ERR(tvh, "Audio type '%s' unsupported!\n",
af_fmt_to_str(audio_format));
goto no_audio;
}
struct sh_stream *sh_a = demux_alloc_sh_stream(STREAM_AUDIO);
funcs->control(tvh->priv, TVI_CONTROL_AUD_GET_SAMPLERATE,
&sh_a->codec->samplerate);
int nchannels = sh_a->codec->channels.num;
funcs->control(tvh->priv, TVI_CONTROL_AUD_GET_CHANNELS,
&nchannels);
mp_chmap_from_channels(&sh_a->codec->channels, nchannels);
// s16ne
mp_set_pcm_codec(sh_a->codec, true, false, 16, BYTE_ORDER == BIG_ENDIAN);
demux_add_sh_stream(demuxer, sh_a);
MP_VERBOSE(tvh, " TV audio: %d channels, %d bits, %d Hz\n",
nchannels, 16, sh_a->codec->samplerate);
}
no_audio:
if(!(funcs->start(tvh->priv))){
// start failed :(
tv_uninit(tvh);
return -1;
}
/* set color eq */
tv_set_color_options(tvh, TV_COLOR_BRIGHTNESS, tvh->tv_param->brightness);
tv_set_color_options(tvh, TV_COLOR_HUE, tvh->tv_param->hue);
tv_set_color_options(tvh, TV_COLOR_SATURATION, tvh->tv_param->saturation);
tv_set_color_options(tvh, TV_COLOR_CONTRAST, tvh->tv_param->contrast);
if(tvh->tv_param->gain!=-1)
if(funcs->control(tvh->priv,TVI_CONTROL_VID_SET_GAIN,&tvh->tv_param->gain)!=TVI_CONTROL_TRUE)
MP_WARN(tvh, "Unable to set gain control!\n");
return 0;
}
static demuxer_t* demux_open_tv(demuxer_t *demuxer)
{
tvi_handle_t *tvh;
sh_video_t *sh_video;
sh_audio_t *sh_audio = NULL;
const tvi_functions_t *funcs;
demuxer->priv=NULL;
if(!(tvh=tv_begin(demuxer->stream->priv))) return NULL;
if (!tvh->functions->init(tvh->priv)) return NULL;
tvh->demuxer = demuxer;
tvh->functions->control(tvh->priv,TVI_CONTROL_VBI_INIT,
&(tvh->tv_param->teletext.device));
tvh->functions->control(tvh->priv,TVI_CONTROL_GET_VBI_PTR,
&demuxer->teletext);
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 (tvh->tv_param->fps != -1.0f)
sh_video->fps = tvh->tv_param->fps;
sh_video->frametime = 1.0f/sh_video->fps;
/* If playback only mode, go to immediate mode, fail silently */
if(tvh->tv_param->immediate == 1)
{
funcs->control(tvh->priv, TVI_CONTROL_IMMEDIATE, 0);
tvh->tv_param->noaudio = 1;
}
/* disable TV audio if -nosound is present */
if (!demuxer->audio || demuxer->audio->id == -2) {
tvh->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 (tvh->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,
&tvh->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:
default:
mp_msg(MSGT_TV, MSGL_ERR, MSGTR_TV_UnsupportedAudioType,
af_fmt2str(audio_format, buf, 128), audio_format);
goto no_audio;
}
sh_audio = new_sh_audio(demuxer, 0, NULL);
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(*sh_audio->wf));
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, tvh->tv_param->brightness);
tv_set_color_options(tvh, TV_COLOR_HUE, tvh->tv_param->hue);
tv_set_color_options(tvh, TV_COLOR_SATURATION, tvh->tv_param->saturation);
tv_set_color_options(tvh, TV_COLOR_CONTRAST, tvh->tv_param->contrast);
if(tvh->tv_param->gain!=-1)
if(funcs->control(tvh->priv,TVI_CONTROL_VID_SET_GAIN,&tvh->tv_param->gain)!=TVI_CONTROL_TRUE)
mp_msg(MSGT_TV,MSGL_WARN,"Unable to set gain control!\n");
teletext_control(demuxer->teletext,TV_VBI_CONTROL_RESET,
&tvh->tv_param->teletext);
return demuxer;
}
static int demux_open_tv(demuxer_t *demuxer, enum demux_check check)
{
tvi_handle_t *tvh;
sh_video_t *sh_video;
sh_audio_t *sh_audio = NULL;
const tvi_functions_t *funcs;
if (check > DEMUX_CHECK_REQUEST || demuxer->stream->type != STREAMTYPE_TV)
return -1;
demuxer->priv=NULL;
if(!(tvh=tv_begin(demuxer->stream->priv, demuxer->log))) return -1;
if (!tvh->functions->init(tvh->priv)) return -1;
tvh->demuxer = demuxer;
if (!open_tv(tvh)){
tv_uninit(tvh);
return -1;
}
funcs = tvh->functions;
demuxer->priv=tvh;
struct sh_stream *sh_v = new_sh_stream(demuxer, STREAM_VIDEO);
sh_video = sh_v->video;
/* get IMAGE FORMAT */
int fourcc;
funcs->control(tvh->priv, TVI_CONTROL_VID_GET_FORMAT, &fourcc);
if (fourcc == MP_FOURCC_MJPEG) {
sh_v->codec = "mjpeg";
} else {
sh_v->codec = "rawvideo";
sh_v->format = fourcc;
}
/* 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 (tvh->tv_param->fps != -1.0f)
sh_video->fps = tvh->tv_param->fps;
/* If playback only mode, go to immediate mode, fail silently */
if(tvh->tv_param->immediate == 1)
{
funcs->control(tvh->priv, TVI_CONTROL_IMMEDIATE, 0);
tvh->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->seekable = 0;
/* here comes audio init */
if (tvh->tv_param->noaudio == 0 && funcs->control(tvh->priv, TVI_CONTROL_IS_AUDIO, 0) == TVI_CONTROL_TRUE)
{
int audio_format;
/* yeah, audio is present */
funcs->control(tvh->priv, TVI_CONTROL_AUD_SET_SAMPLERATE,
&tvh->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:
break;
case AF_FORMAT_MPEG2:
default:
MP_ERR(tvh, "Audio type '%s' unsupported!\n",
af_fmt_to_str(audio_format));
goto no_audio;
}
struct sh_stream *sh_a = new_sh_stream(demuxer, STREAM_AUDIO);
sh_audio = sh_a->audio;
funcs->control(tvh->priv, TVI_CONTROL_AUD_GET_SAMPLERATE,
&sh_audio->samplerate);
int nchannels = sh_audio->channels.num;
funcs->control(tvh->priv, TVI_CONTROL_AUD_GET_CHANNELS,
&nchannels);
mp_chmap_from_channels(&sh_audio->channels, nchannels);
sh_a->codec = "mp-pcm";
sh_a->format = audio_format;
int samplesize = af_fmt2bits(audio_format) / 8;
sh_audio->i_bps =
sh_audio->samplerate * samplesize * sh_audio->channels.num;
// emulate WF for win32 codecs:
sh_audio->wf = talloc_zero(sh_audio, MP_WAVEFORMATEX);
sh_audio->wf->wFormatTag = sh_a->format;
sh_audio->wf->nChannels = sh_audio->channels.num;
sh_audio->wf->wBitsPerSample = samplesize * 8;
sh_audio->wf->nSamplesPerSec = sh_audio->samplerate;
sh_audio->wf->nBlockAlign = samplesize * sh_audio->channels.num;
sh_audio->wf->nAvgBytesPerSec = sh_audio->i_bps;
MP_VERBOSE(tvh, " TV audio: %d channels, %d bits, %d Hz\n",
sh_audio->wf->nChannels, sh_audio->wf->wBitsPerSample,
sh_audio->wf->nSamplesPerSec);
}
no_audio:
if(!(funcs->start(tvh->priv))){
// start failed :(
tv_uninit(tvh);
return -1;
}
/* set color eq */
tv_set_color_options(tvh, TV_COLOR_BRIGHTNESS, tvh->tv_param->brightness);
tv_set_color_options(tvh, TV_COLOR_HUE, tvh->tv_param->hue);
tv_set_color_options(tvh, TV_COLOR_SATURATION, tvh->tv_param->saturation);
tv_set_color_options(tvh, TV_COLOR_CONTRAST, tvh->tv_param->contrast);
if(tvh->tv_param->gain!=-1)
if(funcs->control(tvh->priv,TVI_CONTROL_VID_SET_GAIN,&tvh->tv_param->gain)!=TVI_CONTROL_TRUE)
MP_WARN(tvh, "Unable to set gain control!\n");
return 0;
}