mirror of
https://github.com/mpv-player/mpv
synced 2024-12-23 23:32:26 +00:00
3dbc9007b0
The TV code pretends to be part of stream/, but it's actually demuxer code too. The audio_in code is shared between the TV code and stream_radio.c, so stream_radio.c needs a small hack until stream.c is converted.
1102 lines
32 KiB
C
1102 lines
32 KiB
C
/*
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* TV Interface for MPlayer
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*
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* API idea based on libvo2
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*
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* Copyright (C) 2001 Alex Beregszaszi
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*
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* Feb 19, 2002: Significant rewrites by Charles R. Henrich (henrich@msu.edu)
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* to add support for audio, and bktr *BSD support.
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*
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* This file is part of MPlayer.
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*
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* MPlayer is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* MPlayer is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with MPlayer; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include <string.h>
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#include <ctype.h>
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#include <sys/time.h>
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#include "config.h"
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#include "common/msg.h"
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#include "stream.h"
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#include "demux/demux.h"
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#include "demux/stheader.h"
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#include "audio/format.h"
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#include "video/img_fourcc.h"
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#include "libavutil/avstring.h"
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#include "osdep/timer.h"
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#include "tv.h"
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#include "frequencies.h"
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tv_channels_t *tv_channel_list;
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tv_channels_t *tv_channel_current, *tv_channel_last;
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char *tv_channel_last_real;
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/* enumerating drivers (like in stream.c) */
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extern const tvi_info_t tvi_info_dummy;
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extern const tvi_info_t tvi_info_v4l2;
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/** List of drivers in autodetection order */
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static const tvi_info_t* tvi_driver_list[]={
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#if HAVE_TV_V4L2
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&tvi_info_v4l2,
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#endif
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&tvi_info_dummy,
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NULL
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};
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tvi_handle_t *tv_new_handle(int size, struct mp_log *log, const tvi_functions_t *functions)
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{
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tvi_handle_t *h = malloc(sizeof(*h));
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if (!h)
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return NULL;
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h->priv = calloc(1, size);
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if (!h->priv) {
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free(h);
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return NULL;
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}
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h->log = log;
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h->functions = functions;
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h->seq = 0;
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h->chanlist = -1;
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h->chanlist_s = NULL;
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h->norm = -1;
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h->channel = -1;
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h->scan = NULL;
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return h;
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}
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void tv_free_handle(tvi_handle_t *h)
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{
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if (!h)
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return;
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free(h->priv);
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free(h->scan);
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free(h);
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}
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void tv_start_scan(tvi_handle_t *tvh, int start)
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{
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MP_INFO(tvh, "start scan\n");
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tvh->tv_param->scan=start?1:0;
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}
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static int tv_set_freq_float(tvi_handle_t *tvh, float freq)
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{
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return tv_set_freq(tvh, freq/1000.0*16);
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}
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static void tv_scan(tvi_handle_t *tvh)
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{
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unsigned int now;
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struct CHANLIST cl;
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tv_channels_t *tv_channel_tmp=NULL;
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tv_channels_t *tv_channel_add=NULL;
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tv_scan_t* scan;
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int found=0, index=1;
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//Channel scanner without tuner is useless and causes crash due to uninitialized chanlist_s
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if (tvh->functions->control(tvh->priv, TVI_CONTROL_IS_TUNER, 0) != TVI_CONTROL_TRUE)
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{
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MP_WARN(tvh, "Channel scanner is not available without tuner\n");
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tvh->tv_param->scan=0;
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return;
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}
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scan = tvh->scan;
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now=(unsigned int)mp_time_us();
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if (!scan) {
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scan=calloc(1,sizeof(tv_scan_t));
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tvh->scan=scan;
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cl = tvh->chanlist_s[scan->channel_num];
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tv_set_freq_float(tvh, cl.freq);
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scan->scan_timer=now+1e6*tvh->tv_param->scan_period;
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}
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if(scan->scan_timer>now)
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return;
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if (tv_get_signal(tvh)>tvh->tv_param->scan_threshold) {
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cl = tvh->chanlist_s[scan->channel_num];
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tv_channel_tmp=tv_channel_list;
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while (tv_channel_tmp) {
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index++;
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if (cl.freq==tv_channel_tmp->freq){
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found=1;
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break;
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}
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tv_channel_add=tv_channel_tmp;
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tv_channel_tmp=tv_channel_tmp->next;
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}
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if (!found) {
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MP_INFO(tvh, "Found new channel: %s (#%d). \n",cl.name,index);
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scan->new_channels++;
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tv_channel_tmp = malloc(sizeof(tv_channels_t));
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tv_channel_tmp->index=index;
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tv_channel_tmp->next=NULL;
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tv_channel_tmp->prev=tv_channel_add;
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tv_channel_tmp->freq=cl.freq;
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snprintf(tv_channel_tmp->name,sizeof(tv_channel_tmp->name),"ch%d",index);
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strncpy(tv_channel_tmp->number, cl.name, 5);
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tv_channel_tmp->number[4]='\0';
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if (!tv_channel_list)
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tv_channel_list=tv_channel_tmp;
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else {
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tv_channel_add->next=tv_channel_tmp;
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tv_channel_list->prev=tv_channel_tmp;
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}
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}else
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MP_INFO(tvh, "Found existing channel: %s-%s.\n",
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tv_channel_tmp->number,tv_channel_tmp->name);
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}
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scan->channel_num++;
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scan->scan_timer=now+1e6*tvh->tv_param->scan_period;
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if (scan->channel_num>=chanlists[tvh->chanlist].count) {
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tvh->tv_param->scan=0;
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MP_INFO(tvh, "TV scan end. Found %d new channels.\n", scan->new_channels);
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tv_channel_tmp=tv_channel_list;
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if(tv_channel_tmp){
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MP_INFO(tvh, "channels=");
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while(tv_channel_tmp){
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MP_INFO(tvh, "%s-%s",tv_channel_tmp->number,tv_channel_tmp->name);
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if(tv_channel_tmp->next)
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MP_INFO(tvh, ",");
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tv_channel_tmp=tv_channel_tmp->next;
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}
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MP_INFO(tvh, "\n");
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}
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if (!tv_channel_current) tv_channel_current=tv_channel_list;
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if (tv_channel_current)
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tv_set_freq_float(tvh, tv_channel_current->freq);
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free(tvh->scan);
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tvh->scan=NULL;
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}else{
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cl = tvh->chanlist_s[scan->channel_num];
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tv_set_freq_float(tvh, cl.freq);
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MP_INFO(tvh, "Trying: %s (%.2f). \n",cl.name,1e-3*cl.freq);
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}
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}
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/* ================== DEMUX_TV ===================== */
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/*
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Return value:
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0 = EOF(?) or no stream
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1 = successfully read a packet
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*/
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/* fill demux->video and demux->audio */
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static int demux_tv_fill_buffer(demuxer_t *demux)
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{
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tvi_handle_t *tvh=(tvi_handle_t*)(demux->priv);
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demux_packet_t* dp;
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unsigned int len=0;
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struct sh_stream *want_audio = NULL, *want_video = NULL;
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for (int n = 0; n < demux->num_streams; n++) {
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struct sh_stream *sh = demux->streams[n];
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if (!demuxer_stream_has_packets_queued(demux, sh) &&
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demuxer_stream_is_selected(demux, sh))
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{
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if (sh->type == STREAM_AUDIO)
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want_audio = sh;
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if (sh->type == STREAM_VIDEO)
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want_video = sh;
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}
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}
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/* ================== ADD AUDIO PACKET =================== */
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if (want_audio && tvh->tv_param->noaudio == 0 &&
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tvh->functions->control(tvh->priv,
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TVI_CONTROL_IS_AUDIO, 0) == TVI_CONTROL_TRUE)
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{
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len = tvh->functions->get_audio_framesize(tvh->priv);
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dp=new_demux_packet(len);
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dp->keyframe = true;
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dp->pts=tvh->functions->grab_audio_frame(tvh->priv, dp->buffer,len);
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demuxer_add_packet(demux, want_audio, dp);
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}
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/* ================== ADD VIDEO PACKET =================== */
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if (want_video && tvh->functions->control(tvh->priv,
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TVI_CONTROL_IS_VIDEO, 0) == TVI_CONTROL_TRUE)
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{
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len = tvh->functions->get_video_framesize(tvh->priv);
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dp=new_demux_packet(len);
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dp->keyframe = true;
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dp->pts=tvh->functions->grab_video_frame(tvh->priv, dp->buffer, len);
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demuxer_add_packet(demux, want_video, dp);
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}
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if (tvh->tv_param->scan) tv_scan(tvh);
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return 1;
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}
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static int norm_from_string(tvi_handle_t *tvh, char* norm)
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{
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const tvi_functions_t *funcs = tvh->functions;
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char str[20];
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int ret;
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strncpy(str, norm, sizeof(str)-1);
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str[sizeof(str)-1] = '\0';
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ret=funcs->control(tvh->priv, TVI_CONTROL_SPC_GET_NORMID, str);
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if (ret == TVI_CONTROL_TRUE) {
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int *v = (int *)str;
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return *v;
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}
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if(ret!=TVI_CONTROL_UNKNOWN)
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{
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MP_WARN(tvh, "tv.c: norm_from_string(%s): Bogus norm parameter, setting %s.\n", norm,"default");
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return 0;
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}
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if (!strcasecmp(norm, "pal"))
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return TV_NORM_PAL;
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else if (!strcasecmp(norm, "ntsc"))
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return TV_NORM_NTSC;
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else if (!strcasecmp(norm, "secam"))
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return TV_NORM_SECAM;
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else if (!strcasecmp(norm, "palnc"))
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return TV_NORM_PALNC;
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else if (!strcasecmp(norm, "palm"))
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return TV_NORM_PALM;
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else if (!strcasecmp(norm, "paln"))
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return TV_NORM_PALN;
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else if (!strcasecmp(norm, "ntscjp"))
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return TV_NORM_NTSCJP;
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else {
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MP_WARN(tvh, "tv.c: norm_from_string(%s): Bogus norm parameter, setting %s.\n", norm, "PAL");
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return TV_NORM_PAL;
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}
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}
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static void parse_channels(tvi_handle_t *tvh)
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{
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char** channels = tvh->tv_param->channels;
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MP_INFO(tvh, "TV channel names detected.\n");
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tv_channel_list = malloc(sizeof(tv_channels_t));
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tv_channel_list->index=1;
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tv_channel_list->next=NULL;
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tv_channel_list->prev=NULL;
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tv_channel_current = tv_channel_list;
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tv_channel_current->norm = tvh->norm;
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while (*channels) {
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char* tmp = *(channels++);
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char* sep = strchr(tmp,'-');
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int i;
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struct CHANLIST cl;
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if (!sep) continue; // Wrong syntax, but mplayer should not crash
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av_strlcpy(tv_channel_current->name, sep + 1,
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sizeof(tv_channel_current->name));
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sep[0] = '\0';
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strncpy(tv_channel_current->number, tmp, 5);
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tv_channel_current->number[4]='\0';
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while ((sep=strchr(tv_channel_current->name, '_')))
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sep[0] = ' ';
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// if channel number is a number and larger than 1000 threat it as frequency
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// tmp still contain pointer to null-terminated string with channel number here
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if (atoi(tmp)>1000){
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tv_channel_current->freq=atoi(tmp);
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}else{
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tv_channel_current->freq = 0;
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for (i = 0; i < chanlists[tvh->chanlist].count; i++) {
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cl = tvh->chanlist_s[i];
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if (!strcasecmp(cl.name, tv_channel_current->number)) {
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tv_channel_current->freq=cl.freq;
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break;
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}
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}
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}
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if (tv_channel_current->freq == 0)
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MP_ERR(tvh, "Couldn't find frequency for channel %s (%s)\n",
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tv_channel_current->number, tv_channel_current->name);
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else {
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sep = strchr(tv_channel_current->name, '-');
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if ( !sep ) sep = strchr(tv_channel_current->name, '+');
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if ( sep ) {
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i = atoi (sep+1);
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if ( sep[0] == '+' ) tv_channel_current->freq += i * 100;
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if ( sep[0] == '-' ) tv_channel_current->freq -= i * 100;
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sep[0] = '\0';
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}
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sep = strchr(tv_channel_current->name, '=');
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if ( sep ) {
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tv_channel_current->norm = norm_from_string(tvh, sep+1);
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sep[0] = '\0';
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}
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}
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/*MP_INFO(tvh, "-- Detected channel %s - %s (%5.3f)\n",
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tv_channel_current->number, tv_channel_current->name,
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(float)tv_channel_current->freq/1000);*/
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tv_channel_current->next = malloc(sizeof(tv_channels_t));
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tv_channel_current->next->index = tv_channel_current->index + 1;
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tv_channel_current->next->prev = tv_channel_current;
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tv_channel_current->next->next = NULL;
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tv_channel_current = tv_channel_current->next;
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tv_channel_current->norm = tvh->norm;
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}
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if (tv_channel_current->prev)
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tv_channel_current->prev->next = NULL;
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free(tv_channel_current);
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}
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int tv_set_norm(tvi_handle_t *tvh, char* norm)
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{
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tvh->norm = norm_from_string(tvh, norm);
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MP_VERBOSE(tvh, "Selected norm : %s\n", norm);
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if (tvh->functions->control(tvh->priv, TVI_CONTROL_TUN_SET_NORM, &tvh->norm) != TVI_CONTROL_TRUE) {
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MP_ERR(tvh, "Error: Cannot set norm!\n");
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return 0;
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}
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return 1;
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}
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static int tv_set_norm_i(tvi_handle_t *tvh, int norm)
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{
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tvh->norm = norm;
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MP_VERBOSE(tvh, "Selected norm id: %d\n", norm);
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if (tvh->functions->control(tvh->priv, TVI_CONTROL_TUN_SET_NORM, &tvh->norm) != TVI_CONTROL_TRUE) {
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MP_ERR(tvh, "Error: Cannot set norm!\n");
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return 0;
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}
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return 1;
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}
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static void set_norm_and_freq(tvi_handle_t *tvh, tv_channels_t *chan)
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{
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MP_INFO(tvh, "Selected channel: %s - %s (freq: %.3f)\n",
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chan->number, chan->name, chan->freq/1000.0);
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tv_set_norm_i(tvh, chan->norm);
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tv_set_freq_float(tvh, chan->freq);
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}
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static int open_tv(tvi_handle_t *tvh)
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{
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int i;
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const tvi_functions_t *funcs = tvh->functions;
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static const int tv_fmt_list[] = {
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MP_FOURCC_YV12,
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MP_FOURCC_I420,
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MP_FOURCC_UYVY,
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MP_FOURCC_YUY2,
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MP_FOURCC_RGB32,
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MP_FOURCC_RGB24,
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MP_FOURCC_RGB16,
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MP_FOURCC_RGB15
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};
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if (funcs->control(tvh->priv, TVI_CONTROL_IS_VIDEO, 0) != TVI_CONTROL_TRUE)
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{
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MP_ERR(tvh, "Error: No video input present!\n");
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return 0;
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}
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if (tvh->tv_param->outfmt == -1)
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for (i = 0; i < sizeof (tv_fmt_list) / sizeof (*tv_fmt_list); i++)
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{
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tvh->tv_param->outfmt = tv_fmt_list[i];
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if (funcs->control (tvh->priv, TVI_CONTROL_VID_SET_FORMAT,
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&tvh->tv_param->outfmt) == TVI_CONTROL_TRUE)
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break;
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}
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else
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{
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switch(tvh->tv_param->outfmt)
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{
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case MP_FOURCC_YV12:
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case MP_FOURCC_I420:
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case MP_FOURCC_UYVY:
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case MP_FOURCC_YUY2:
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case MP_FOURCC_RGB32:
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case MP_FOURCC_RGB24:
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case MP_FOURCC_BGR32:
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case MP_FOURCC_BGR24:
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case MP_FOURCC_BGR16:
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case MP_FOURCC_BGR15:
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break;
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default:
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MP_ERR(tvh, "==================================================================\n"\
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" WARNING: UNTESTED OR UNKNOWN OUTPUT IMAGE FORMAT REQUESTED (0x%x)\n"\
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" This may cause buggy playback or program crash! Bug reports will\n"\
|
|
" be ignored! You should try again with YV12 (which is the default\n"\
|
|
" colorspace) and read the documentation!\n"\
|
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"==================================================================\n"
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,tvh->tv_param->outfmt);
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}
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funcs->control(tvh->priv, TVI_CONTROL_VID_SET_FORMAT, &tvh->tv_param->outfmt);
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}
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|
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/* set some params got from cmdline */
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funcs->control(tvh->priv, TVI_CONTROL_SPC_SET_INPUT, &tvh->tv_param->input);
|
|
|
|
if ((!strcmp(tvh->tv_param->driver, "v4l2") && tvh->tv_param->normid >= 0))
|
|
tv_set_norm_i(tvh, tvh->tv_param->normid);
|
|
else
|
|
tv_set_norm(tvh,tvh->tv_param->norm);
|
|
|
|
/* limits on w&h are norm-dependent -- JM */
|
|
if (tvh->tv_param->width != -1 && tvh->tv_param->height != -1) {
|
|
// first tell the driver both width and height, some drivers do not support setting them independently.
|
|
int dim[2];
|
|
dim[0] = tvh->tv_param->width; dim[1] = tvh->tv_param->height;
|
|
funcs->control(tvh->priv, TVI_CONTROL_VID_SET_WIDTH_HEIGHT, dim);
|
|
}
|
|
/* set width */
|
|
if (tvh->tv_param->width != -1)
|
|
{
|
|
if (funcs->control(tvh->priv, TVI_CONTROL_VID_CHK_WIDTH, &tvh->tv_param->width) == TVI_CONTROL_TRUE)
|
|
funcs->control(tvh->priv, TVI_CONTROL_VID_SET_WIDTH, &tvh->tv_param->width);
|
|
else
|
|
{
|
|
MP_ERR(tvh, "Unable to set requested width: %d\n", tvh->tv_param->width);
|
|
funcs->control(tvh->priv, TVI_CONTROL_VID_GET_WIDTH, &tvh->tv_param->width);
|
|
}
|
|
}
|
|
|
|
/* set height */
|
|
if (tvh->tv_param->height != -1)
|
|
{
|
|
if (funcs->control(tvh->priv, TVI_CONTROL_VID_CHK_HEIGHT, &tvh->tv_param->height) == TVI_CONTROL_TRUE)
|
|
funcs->control(tvh->priv, TVI_CONTROL_VID_SET_HEIGHT, &tvh->tv_param->height);
|
|
else
|
|
{
|
|
MP_ERR(tvh, "Unable to set requested height: %d\n", tvh->tv_param->height);
|
|
funcs->control(tvh->priv, TVI_CONTROL_VID_GET_HEIGHT, &tvh->tv_param->height);
|
|
}
|
|
}
|
|
|
|
if (funcs->control(tvh->priv, TVI_CONTROL_IS_TUNER, 0) != TVI_CONTROL_TRUE)
|
|
{
|
|
MP_WARN(tvh, "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, tvh->tv_param->chanlist))
|
|
{
|
|
tvh->chanlist = i;
|
|
tvh->chanlist_s = chanlists[i].list;
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (tvh->chanlist == -1) {
|
|
MP_WARN(tvh, "Unable to find selected channel list! (%s)\n",
|
|
tvh->tv_param->chanlist);
|
|
return 0;
|
|
} else
|
|
MP_VERBOSE(tvh, "Selected channel list: %s (including %d channels)\n",
|
|
chanlists[tvh->chanlist].name, chanlists[tvh->chanlist].count);
|
|
|
|
if (tvh->tv_param->freq && tvh->tv_param->channel)
|
|
{
|
|
MP_WARN(tvh, "You can't set frequency and channel simultaneously!\n");
|
|
goto done;
|
|
}
|
|
|
|
/* Handle channel names */
|
|
if (tvh->tv_param->channels) {
|
|
parse_channels(tvh);
|
|
} else
|
|
tv_channel_last_real = malloc(5);
|
|
|
|
if (tv_channel_list) {
|
|
int channel = 0;
|
|
if (tvh->tv_param->channel)
|
|
{
|
|
if (isdigit(*tvh->tv_param->channel))
|
|
/* if tvh->tv_param->channel begins with a digit interpret it as a number */
|
|
channel = atoi(tvh->tv_param->channel);
|
|
else
|
|
{
|
|
/* if tvh->tv_param->channel does not begin with a digit
|
|
set the first channel that contains tvh->tv_param->channel in its name */
|
|
|
|
tv_channel_current = tv_channel_list;
|
|
while ( tv_channel_current ) {
|
|
if ( strstr(tv_channel_current->name, tvh->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 (int n = 1; n < channel; n++)
|
|
if (tv_channel_current->next)
|
|
tv_channel_current = tv_channel_current->next;
|
|
}
|
|
|
|
set_norm_and_freq(tvh, tv_channel_current);
|
|
tv_channel_last = tv_channel_current;
|
|
} else {
|
|
/* we need to set frequency */
|
|
if (tvh->tv_param->freq)
|
|
{
|
|
unsigned long freq = atof(tvh->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_VERBOSE(tvh, "Selected frequency: %lu (%.3f)\n",
|
|
freq, freq/16.0);
|
|
}
|
|
|
|
if (tvh->tv_param->channel) {
|
|
struct CHANLIST cl;
|
|
|
|
MP_VERBOSE(tvh, "Requested channel: %s\n", tvh->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, tvh->tv_param->channel))
|
|
{
|
|
strcpy(tv_channel_last_real, cl.name);
|
|
tvh->channel = i;
|
|
MP_INFO(tvh, "Selected channel: %s (freq: %.3f)\n",
|
|
cl.name, cl.freq/1000.0);
|
|
tv_set_freq_float(tvh, cl.freq);
|
|
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 tvi_handle_t *tv_begin(tv_param_t* tv_param, struct mp_log *log)
|
|
{
|
|
int i;
|
|
tvi_handle_t* h;
|
|
if(tv_param->driver && !strcmp(tv_param->driver,"help")){
|
|
mp_info(log, "Available drivers:\n");
|
|
for(i=0;tvi_driver_list[i];i++){
|
|
mp_info(log, " %s\t%s",tvi_driver_list[i]->short_name,tvi_driver_list[i]->name);
|
|
if(tvi_driver_list[i]->comment)
|
|
mp_info(log, " (%s)",tvi_driver_list[i]->comment);
|
|
mp_info(log, "\n");
|
|
}
|
|
return NULL;
|
|
}
|
|
|
|
for(i=0;tvi_driver_list[i];i++){
|
|
if (!tv_param->driver || !strcmp(tvi_driver_list[i]->short_name, tv_param->driver)){
|
|
h=tvi_driver_list[i]->tvi_init(log, tv_param);
|
|
//Requested driver initialization failed
|
|
if (!h && tv_param->driver)
|
|
return NULL;
|
|
//Driver initialization failed during autodetection process.
|
|
if (!h)
|
|
continue;
|
|
|
|
h->tv_param=tv_param;
|
|
MP_INFO(h, "Selected driver: %s\n name: %s\n author: %s\n comment: %s\n", tvi_driver_list[i]->short_name,
|
|
tvi_driver_list[i]->name,
|
|
tvi_driver_list[i]->author,
|
|
tvi_driver_list[i]->comment?tvi_driver_list[i]->comment:"");
|
|
tv_param->driver=strdup(tvi_driver_list[i]->short_name);
|
|
return h;
|
|
}
|
|
}
|
|
|
|
if(tv_param->driver)
|
|
mp_err(log, "No such driver: %s\n", tv_param->driver);
|
|
else
|
|
mp_err(log, "TV driver autodetection failed.\n");
|
|
return NULL;
|
|
}
|
|
|
|
static int tv_uninit(tvi_handle_t *tvh)
|
|
{
|
|
int res;
|
|
if(!tvh) return 1;
|
|
if (!tvh->priv) return 1;
|
|
res=tvh->functions->uninit(tvh->priv);
|
|
if(res) {
|
|
free(tvh->priv);
|
|
tvh->priv=NULL;
|
|
}
|
|
return res;
|
|
}
|
|
|
|
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;
|
|
}
|
|
|
|
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;
|
|
}
|
|
|
|
int tv_set_color_options(tvi_handle_t *tvh, int opt, int value)
|
|
{
|
|
const 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_WARN(tvh, "Unknown color option (%d) specified!\n", opt);
|
|
}
|
|
|
|
return TVI_CONTROL_UNKNOWN;
|
|
}
|
|
|
|
int tv_get_color_options(tvi_handle_t *tvh, int opt, int* value)
|
|
{
|
|
const 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_WARN(tvh, "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_VERBOSE(tvh, "Current frequency: %lu (%.3f)\n",
|
|
*freq, *freq/16.0);
|
|
}
|
|
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(tvh->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_VERBOSE(tvh, "Current frequency: %lu (%.3f)\n",
|
|
freq, freq/16.0);
|
|
}
|
|
return 1;
|
|
}
|
|
|
|
int tv_get_signal(tvi_handle_t *tvh)
|
|
{
|
|
int signal=0;
|
|
if (tvh->functions->control(tvh->priv, TVI_CONTROL_IS_TUNER, 0) != TVI_CONTROL_TRUE ||
|
|
tvh->functions->control(tvh->priv, TVI_CONTROL_TUN_GET_SIGNAL, &signal)!=TVI_CONTROL_TRUE)
|
|
return 0;
|
|
|
|
return signal;
|
|
}
|
|
|
|
/*****************************************************************
|
|
* \brief tune current frequency by step_interval value
|
|
* \parameter step_interval increment value in 1/16 MHz
|
|
* \note frequency is rounded to 1/16 MHz value
|
|
* \return 1
|
|
*
|
|
*/
|
|
int tv_step_freq(tvi_handle_t* tvh, float step_interval){
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unsigned long frequency;
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tvh->tv_param->scan=0;
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tv_get_freq(tvh,&frequency);
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frequency+=step_interval;
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return tv_set_freq(tvh,frequency);
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}
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int tv_step_channel_real(tvi_handle_t *tvh, int direction)
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{
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struct CHANLIST cl;
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tvh->tv_param->scan=0;
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if (direction == TV_CHANNEL_LOWER)
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{
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if (tvh->channel-1 >= 0)
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{
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strcpy(tv_channel_last_real, tvh->chanlist_s[tvh->channel].name);
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cl = tvh->chanlist_s[--tvh->channel];
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MP_INFO(tvh, "Selected channel: %s (freq: %.3f)\n",
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cl.name, cl.freq/1000.0);
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tv_set_freq_float(tvh, cl.freq);
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}
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}
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if (direction == TV_CHANNEL_HIGHER)
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{
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if (tvh->channel+1 < chanlists[tvh->chanlist].count)
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{
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strcpy(tv_channel_last_real, tvh->chanlist_s[tvh->channel].name);
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cl = tvh->chanlist_s[++tvh->channel];
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MP_INFO(tvh, "Selected channel: %s (freq: %.3f)\n",
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cl.name, cl.freq/1000.0);
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tv_set_freq_float(tvh, cl.freq);
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}
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}
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return 1;
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}
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int tv_step_channel(tvi_handle_t *tvh, int direction) {
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tvh->tv_param->scan=0;
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if (tv_channel_list) {
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if (direction == TV_CHANNEL_HIGHER) {
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tv_channel_last = tv_channel_current;
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if (tv_channel_current->next)
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tv_channel_current = tv_channel_current->next;
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else
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tv_channel_current = tv_channel_list;
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set_norm_and_freq(tvh, tv_channel_current);
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}
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if (direction == TV_CHANNEL_LOWER) {
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tv_channel_last = tv_channel_current;
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if (tv_channel_current->prev)
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tv_channel_current = tv_channel_current->prev;
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else
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while (tv_channel_current->next)
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tv_channel_current = tv_channel_current->next;
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set_norm_and_freq(tvh, tv_channel_current);
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}
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} else tv_step_channel_real(tvh, direction);
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return 1;
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}
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int tv_set_channel_real(tvi_handle_t *tvh, char *channel) {
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int i;
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struct CHANLIST cl;
|
|
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tvh->tv_param->scan=0;
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strcpy(tv_channel_last_real, tvh->chanlist_s[tvh->channel].name);
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for (i = 0; i < chanlists[tvh->chanlist].count; i++)
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{
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cl = tvh->chanlist_s[i];
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// printf("count%d: name: %s, freq: %d\n",
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// i, cl.name, cl.freq);
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if (!strcasecmp(cl.name, channel))
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{
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tvh->channel = i;
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MP_INFO(tvh, "Selected channel: %s (freq: %.3f)\n",
|
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cl.name, cl.freq/1000.0);
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tv_set_freq_float(tvh, cl.freq);
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break;
|
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}
|
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}
|
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return 1;
|
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}
|
|
|
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int tv_set_channel(tvi_handle_t *tvh, char *channel) {
|
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int i, channel_int;
|
|
|
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tvh->tv_param->scan=0;
|
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if (tv_channel_list) {
|
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tv_channel_last = tv_channel_current;
|
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channel_int = atoi(channel);
|
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tv_channel_current = tv_channel_list;
|
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for (i = 1; i < channel_int; i++)
|
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if (tv_channel_current->next)
|
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tv_channel_current = tv_channel_current->next;
|
|
set_norm_and_freq(tvh, tv_channel_current);
|
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} else tv_set_channel_real(tvh, channel);
|
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return 1;
|
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}
|
|
|
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int tv_last_channel(tvi_handle_t *tvh) {
|
|
|
|
tvh->tv_param->scan=0;
|
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if (tv_channel_list) {
|
|
tv_channels_t *tmp;
|
|
|
|
tmp = tv_channel_last;
|
|
tv_channel_last = tv_channel_current;
|
|
tv_channel_current = tmp;
|
|
|
|
set_norm_and_freq(tvh, tv_channel_current);
|
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} 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_INFO(tvh, "Selected channel: %s (freq: %.3f)\n",
|
|
cl.name, cl.freq/1000.0);
|
|
tv_set_freq_float(tvh, cl.freq);
|
|
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_ERR(tvh, "Error: Cannot set norm!\n");
|
|
return 0;
|
|
}
|
|
}
|
|
return 1;
|
|
}
|
|
|
|
int tv_step_chanlist(tvi_handle_t *tvh)
|
|
{
|
|
return 1;
|
|
}
|
|
|
|
demuxer_desc_t demuxer_desc_tv = {
|
|
.name = "tv",
|
|
.desc = "TV card demuxer",
|
|
.type = DEMUXER_TYPE_TV,
|
|
.fill_buffer = demux_tv_fill_buffer,
|
|
.open = demux_open_tv,
|
|
.close = demux_close_tv,
|
|
};
|