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/*
* Based on:
*
* test_av.c - Test program for new API
*
* Copyright (C) 2000 Ralph Metzler <ralph@convergence.de>
* & Marcus Metzler <marcus@convergence.de>
* for convergence integrated media GmbH
*
* libav - MPEG-PS multiplexer, part of ffmpeg
* Copyright Gerard Lantau (see http://ffmpeg.sf.net)
*
*/
#include "config.h"
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <errno.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <unistd.h>
#include "mp_msg.h"
#ifdef HAVE_DVB_HEAD
#define HAVE_DVB 1
#endif
#ifdef HAVE_DVB
#ifndef HAVE_DVB_HEAD
#include <sys/poll.h>
#include <sys/ioctl.h>
#include <stdio.h>
#include <time.h>
#include <ost/dmx.h>
#include <ost/frontend.h>
#include <ost/sec.h>
#include <ost/video.h>
#include <ost/audio.h>
#else
#define true 1
#define false 0
#include <sys/poll.h>
#include <sys/ioctl.h>
#include <stdio.h>
#include <time.h>
#include <linux/dvb/dmx.h>
#include <linux/dvb/frontend.h>
#include <linux/dvb/video.h>
#include <linux/dvb/audio.h>
#endif
#endif
#include "config.h"
#include "video_out.h"
#include "video_out_internal.h"
#include "libmpdemux/mpeg_packetizer.h"
int vo_mpegpes_fd=-1;
extern int vo_mpegpes_fd2;
static const vo_info_t info =
{
#ifdef HAVE_DVB
"Mpeg-PES to DVB card",
#else
"Mpeg-PES file",
#endif
"mpegpes",
"A'rpi",
""
};
const LIBVO_EXTERN (mpegpes)
static int
config(uint32_t s_width, uint32_t s_height, uint32_t width, uint32_t height, uint32_t flags, char *title, uint32_t format)
{
#ifdef HAVE_DVB
switch(s_height){
case 288:
case 576:
case 240:
case 480:
break;
default:
mp_msg(MSGT_VO,MSGL_ERR,"DVB: height=%d not supported (try 240/480 (ntsc) or 288/576 (pal)\n",s_height);
return -1;
}
#endif
return 0;
}
static int preinit(const char *arg){
#ifdef HAVE_DVB
int card = -1;
char vo_file[30], ao_file[30], *tmp;
if(arg != NULL){
if((tmp = strstr(arg, "card=")) != NULL) {
card = atoi(&tmp[5]);
if((card < 1) || (card > 4)) {
mp_msg(MSGT_VO, MSGL_ERR, "DVB card number must be between 1 and 4\n");
return -1;
}
card--;
arg = NULL;
}
}
if(!arg){
//|O_NONBLOCK
//search the first usable card
if(card==-1) {
int n;
for(n=0; n<4; n++) {
sprintf(vo_file, "/dev/dvb/adapter%d/video0", n);
if(access(vo_file, F_OK | W_OK)==0) {
card = n;
break;
}
}
}
if(card==-1) {
mp_msg(MSGT_VO,MSGL_INFO, "Couldn't find a usable dvb video device, exiting\n");
return -1;
}
#ifndef HAVE_DVB_HEAD
mp_msg(MSGT_VO,MSGL_INFO, "Opening /dev/ost/video+audio\n");
sprintf(vo_file, "/dev/ost/video");
sprintf(ao_file, "/dev/ost/audio");
#else
mp_msg(MSGT_VO,MSGL_INFO, "Opening /dev/dvb/adapter%d/video0+audio0\n", card);
sprintf(vo_file, "/dev/dvb/adapter%d/video0", card);
sprintf(ao_file, "/dev/dvb/adapter%d/audio0", card);
#endif
if((vo_mpegpes_fd = open(vo_file,O_RDWR)) < 0){
perror("DVB VIDEO DEVICE: ");
return -1;
}
if ( (ioctl(vo_mpegpes_fd,VIDEO_SET_BLANK, false) < 0)){
perror("DVB VIDEO SET BLANK: ");
return -1;
}
if ( (ioctl(vo_mpegpes_fd,VIDEO_SELECT_SOURCE, VIDEO_SOURCE_MEMORY) < 0)){
perror("DVB VIDEO SELECT SOURCE: ");
return -1;
}
if ( (ioctl(vo_mpegpes_fd,VIDEO_PLAY) < 0)){
perror("DVB VIDEO PLAY: ");
return -1;
}
return 0;
}
#endif
arg = (arg ? arg : "grab.mpg");
mp_msg(MSGT_VO,MSGL_INFO, "Saving PES stream to %s\n", arg);
vo_mpegpes_fd=open(arg,O_WRONLY|O_CREAT,0666);
if(vo_mpegpes_fd<0){
perror("vo_mpegpes");
return -1;
}
return 0;
}
static void draw_osd(void)
{
}
static int my_write(unsigned char* data,int len){
int orig_len = len;
#ifdef HAVE_DVB
#define NFD 2
struct pollfd pfd[NFD];
// printf("write %d bytes \n",len);
pfd[0].fd = vo_mpegpes_fd;
pfd[0].events = POLLOUT;
pfd[1].fd = vo_mpegpes_fd2;
pfd[1].events = POLLOUT;
while(len>0){
if (poll(pfd,NFD,1)){
if (pfd[0].revents & POLLOUT){
int ret=write(vo_mpegpes_fd,data,len);
// printf("ret=%d \n",ret);
if(ret<=0){
perror("write");
usleep(0);
} else {
len-=ret; data+=ret;
}
} else usleep(1000);
}
}
#else
write(vo_mpegpes_fd,data,len); // write to file
#endif
return orig_len;
}
void send_pes_packet(unsigned char* data,int len,int id,int timestamp){
send_mpeg_pes_packet (data, len, id, timestamp, 1, my_write);
}
void send_lpcm_packet(unsigned char* data,int len,int id,unsigned int timestamp,int freq_id){
send_mpeg_lpcm_packet(data, len, id, timestamp, freq_id, my_write);
}
static int draw_frame(uint8_t * src[])
{
vo_mpegpes_t *p=(vo_mpegpes_t *)src[0];
send_pes_packet(p->data,p->size,p->id,(p->timestamp>0)?p->timestamp:vo_pts); // video data
return 0;
}
static void flip_page (void)
{
}
static int draw_slice(uint8_t *srcimg[], int stride[], int w,int h,int x0,int y0)
{
return 0;
}
static int
query_format(uint32_t format)
{
if(format==IMGFMT_MPEGPES) return VFCAP_CSP_SUPPORTED|VFCAP_CSP_SUPPORTED_BY_HW|VFCAP_TIMER;
return 0;
}
static void
uninit(void)
{
if(vo_mpegpes_fd2>=0 && vo_mpegpes_fd2!=vo_mpegpes_fd) close(vo_mpegpes_fd2);
vo_mpegpes_fd2=-1;
if(vo_mpegpes_fd>=0){ close(vo_mpegpes_fd);vo_mpegpes_fd=-1;}
}
static void check_events(void)
{
}
static int control(uint32_t request, void *data)
{
switch (request) {
case VOCTRL_QUERY_FORMAT:
return query_format(*((uint32_t*)data));
}
return VO_NOTIMPL;
}
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