Files
libstb-hal/azbox/playback.cpp
Stefan Seyfried fea8d10c36 azbox: rework cPlayback rmfp_player wrapper
it now actually plays something, but will need more love
2012-11-16 23:42:45 +01:00

687 lines
14 KiB
C++

#include <errno.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <fcntl.h>
#include <sstream>
#include <pty.h>
#include <sys/poll.h>
#include <sys/stat.h>
#include <sys/types.h>
#include <sys/wait.h>
#include <proc_tools.h>
#define FIFO_CMD "/tmp/rmfp.cmd"
#define FIFO_IN "/tmp/rmfp.in"
#define FIFO_OUT "/tmp/rmfp.out"
//#define FIFO_EVENT "/tmp/rmfp.event"
#include "playback.h"
extern "C"{
#include "e2mruainclude.h"
}
static const char * FILENAME = "playback_cs.cpp";
static bool open_success = false;
static int last_pos;
static time_t last_pos_time;
static time_t monotonic_ms(void)
{
struct timespec t;
time_t ret;
if (clock_gettime(CLOCK_MONOTONIC, &t))
{
perror("monotonic_ms clock_gettime");
return -1;
}
ret = ((t.tv_sec + 604800)& 0x01FFFFF) * 1000; /* avoid overflow */
ret += t.tv_nsec / 1000000;
return ret;
}
int cPlayback::rmfp_command(int cmd, int param, bool has_param, int reply_len)
{
char reply[100];
int ret = -1;
pthread_mutex_lock(&mutex);
dprintf(fd_cmd, "%i", cmd);
if (has_param)
dprintf(fd_in, "%i", param);
if (reply_len > 0)
{
int n = 0;
while (n <= 0)
n = read(fd_out, &reply, 100);
reply[reply_len - 1] = '\0';
ret = atoi(reply);
}
pthread_mutex_unlock(&mutex);
return ret;
}
void cPlayback::RuaThread()
{
printf("Starting RUA thread\n");
//Watch for the space at the end
std::string base = "rmfp_player -dram 1 -ve 1 -waitexit ";
std::string filename(mfilename);
std::string file = '"' + filename + '"';
std::string final = base + file;
if (setduration == 1 && mduration != 0)
{
std::stringstream duration;
duration << (mduration * 60000);
final = base + "-duration " + duration.str() + " " + file;
}
pid_t pid = 0;
int master;
pid = forkpty(&master, NULL, NULL, NULL);
if (! pid) {
execl("/bin/sh", "sh", "-c", final.c_str(), (char *)0);
perror("exec");
exit(0);
}
if (pid > 0) {
char *output=NULL;
size_t n = 0;
ssize_t len;
FILE *f = fdopen(master, "r");
while ((len = getline(&output, &n, f)) != -1)
{
while (len > 0)
{
len--;
if (!isspace(output[len]))
break;
output[len] = '\0';
}
printf("rmfp: '%s'\n", output);
if (!strcmp(output, "Playback has started..."))
{
fd_cmd = open(FIFO_CMD, O_WRONLY);
fd_in = open(FIFO_IN, O_WRONLY);
playing = true;
printf("===================> playing = true\n");
}
else if (!strcmp(output, "End of file..."))
{
eof_reached = true;
printf("===================> eof_reached = true\n");
}
}
fclose(f);
int s;
while (waitpid(pid, &s, WNOHANG) > 0) {};
if (output)
free(output);
}
printf("Terminating RUA thread\n");
thread_active = 0;
playing = false;
eof_reached = 1;
pthread_exit(NULL);
}
/* helper function to call the cpp thread loop */
void* execute_rua_thread(void *c)
{
cPlayback *obj=(cPlayback*)c;
printf("Executing RUA Thread\n");
obj->RuaThread();
free(obj);
return NULL;
}
#if 0
void cPlayback::EventThread()
{
printf("Starting Event thread\n");
thread_active = 1;
eof_reached = 0;
while (thread_active == 1)
{
struct timeval tv;
fd_set readfds;
int retval;
tv.tv_sec = 1;
tv.tv_usec = 0;
FD_ZERO(&readfds);
FD_SET(fd_event, &readfds);
retval = select(fd_event + 1, &readfds, NULL, NULL, &tv);
//printf("retval is %i\n", retval);
if (retval)
{
char eventstring[4];
int event;
read(fd_event, &eventstring, 3);
eventstring[3] = '\0';
event = atoi(eventstring);
printf("Got event message %i\n", event);
switch(event)
{
case EVENT_MSG_FDOPEN:
fd_cmd = open(FIFO_CMD, O_WRONLY);
fd_in = open(FIFO_IN, O_WRONLY);
printf("Message FD Opened %i", fd_in);
break;
case EVENT_MSG_PLAYBACK_STARTED:
printf("Got playing event \n");
playing = true;
break;
case EVENT_MSG_EOS:
printf("Got EOF event \n");
eof_reached = 1;
break;
}
}
usleep(100000);
}
printf("Terminating Event thread\n");
playing = false;
pthread_exit(NULL);
}
/* helper function to call the cpp thread loop */
void* execute_event_thread(void *c)
{
cPlayback *obj=(cPlayback*)c;
printf("Executing Event Thread\n");
obj->EventThread();
return NULL;
}
#endif
//Used by Fileplay
bool cPlayback::Open(playmode_t PlayMode)
{
const char *aPLAYMODE[] = {
"PLAYMODE_TS",
"PLAYMODE_FILE"
};
setduration = 0;
if (PlayMode == 0)
{
printf("RECORDING PLAYING BACK\n");
setduration = 1;
}
#if 0
while (access("/tmp/continue", R_OK))
sleep(1);
#endif
char c[2] = "0";
int i = 0;
for(;;)
{
proc_get("/proc/player", c, 2);
if (c[0] != '0')
break;
i++;
if (i > 10)
{
printf("player is not getting idle after 10 seconds!\n");
open_success = false;
return false;
}
sleep(1);
}
proc_put("/proc/player", "2", 2);
printf("%s:%s - PlayMode=%s\n", FILENAME, __FUNCTION__, aPLAYMODE[PlayMode]);
//Making Fifo's for message pipes
mknod(FIFO_CMD, S_IFIFO | 0666, 0);
mknod(FIFO_IN, S_IFIFO | 0666, 0);
mknod(FIFO_OUT, S_IFIFO | 0666, 0);
// mknod(FIFO_EVENT, S_IFIFO | 0666, 0);
//Open pipes we read from. The fd_in pipe will be created once test_rmfp has been started
fd_out = open(FIFO_OUT, O_RDONLY | O_NONBLOCK);
// fd_event = open(FIFO_EVENT, O_RDONLY | O_NONBLOCK);
open_success = true;
return 0;
}
//Used by Fileplay
void cPlayback::Close(void)
{
printf("%s:%s\n", FILENAME, __FUNCTION__);
//Dagobert: movieplayer does not call stop, it calls close ;)
Stop();
}
//Used by Fileplay
bool cPlayback::Start(char * filename, unsigned short vpid, int vtype, unsigned short apid, bool ac3, int duration)
{
bool ret = true;
printf("%s:%s - filename=%s vpid=%u vtype=%d apid=%u ac3=%d duration=%i\n",
FILENAME, __FUNCTION__, filename, vpid, vtype, apid, ac3, duration);
if (!open_success)
return false;
eof_reached = 0;
//create playback path
mAudioStream=0;
mfilename = filename;
mduration = duration;
if (pthread_create(&rua_thread, 0, execute_rua_thread, this) != 0)
{
printf("[movieplayer]: error creating file_thread! (out of memory?)\n");
ret = false;
}
#if 0
if (pthread_create(&event_thread, 0, execute_event_thread, this) != 0)
{
printf("[movieplayer]: error creating file_thread! (out of memory?)\n");
ret = false;
}
#endif
while (! playing)
sleep(1);
return ret;
}
//Used by Fileplay
bool cPlayback::Stop(void)
{
printf("%s:%s playing %d %d\n", FILENAME, __FUNCTION__, playing, thread_active);
if(playing==false && thread_active == 0) return false;
rmfp_command(KEY_COMMAND_QUIT_ALL, 0, false, 0);
if (pthread_join(rua_thread, NULL))
{
printf("error joining rua thread\n");
}
#if 0
if (pthread_join(event_thread, NULL))
{
printf("error joining event thread\n");
}
#endif
playing = false;
if (open_success)
proc_put("/proc/player", "1", 2);
usleep(1000000);
if (fd_in > -1)
close(fd_in);
if (fd_cmd > -1)
close(fd_cmd);
if (fd_out > -1)
close(fd_out);
fd_in = -1;
fd_cmd = -1;
fd_out = -1;
return true;
}
bool cPlayback::SetAPid(unsigned short pid, bool /*ac3*/)
{
printf("%s:%s pid %i\n", FILENAME, __FUNCTION__, pid);
if (pid != mAudioStream) {
rmfp_command(KEY_COMMAND_SWITCH_AUDIO, pid, true, 0);
mAudioStream = pid;
}
return true;
}
bool cPlayback::SetSPid(int pid)
{
printf("%s:%s pid %i\n", FILENAME, __FUNCTION__, pid);
if(pid!=mSubStream)
{
rmfp_command(KEY_COMMAND_SWITCH_SUBS, pid, true, 0);
/*
msg = KEY_COMMAND_SWITCH_SUBS;
dprintf(fd_cmd, "%i", msg);
dprintf(fd_in, "%i", pid);
*/
mSubStream=pid;
}
return true;
}
bool cPlayback::SetSpeed(int speed)
{
printf("%s:%s playing %d speed %d\n", FILENAME, __FUNCTION__, playing, speed);
if(playing==false)
return false;
// int result = 0;
nPlaybackSpeed = speed;
if (speed > 1 || speed < 0)
{
rmfp_command(CUSTOM_COMMAND_TRICK_SEEK, speed, true, 0);
/*
msg = CUSTOM_COMMAND_TRICK_SEEK;
dprintf(fd_cmd, "%i", msg);
dprintf(fd_in, "%i", speed);
*/
}
else if (speed == 0)
{
rmfp_command(KEY_COMMAND_PAUSE, 0, false, 0);
/*
msg = KEY_COMMAND_PAUSE;
dprintf(fd_cmd, "%i", msg);
*/
}
else
{
rmfp_command(KEY_COMMAND_PLAY, 0, false, 0);
/*
msg = KEY_COMMAND_PLAY;
dprintf(fd_cmd, "%i", msg);
_GetPosition();
*/
}
// if (result != 0)
// {
// printf("returning false\n");
// return false;
// }
return true;
}
bool cPlayback::GetSpeed(int &/*speed*/) const
{
/* printf("%s:%s\n", FILENAME, __FUNCTION__);
speed = nPlaybackSpeed;
*/ return true;
}
int cPlayback::__GetPosition(void)
{
printf("cPlayback::_GetPosition()--->\n");
#if 0
struct pollfd pfd;
pfd.fd = fd_out;
pfd.events = POLLIN|POLLPRI;
pfd.revents = 0;
if (poll(&pfd, 1, 0) > 0)
while(read(fd_out, &timestring, 100) <= 0){};
#endif
last_pos = rmfp_command(CUSTOM_COMMAND_GETPOSITION, 0, false, 11);
last_pos_time = monotonic_ms();
printf("cPlayback::_GetPosition()<--- %d\n", last_pos);
return last_pos;
}
// in milliseconds
bool cPlayback::GetPosition(int &position, int &duration)
{
printf("%s:%s pos %d dur %d play %d\n", FILENAME, __FUNCTION__, position, duration, playing);
//Azbox eof
if (eof_reached == 1)
{
if (setduration)
{
position = mduration;
duration = mduration;
return true;
}
position = -5;
duration = -5;
return true;
}
if(playing==false) return false;
if (nPlaybackSpeed == 1 && setduration) {
time_t time_diff = monotonic_ms() - last_pos_time;
position = last_pos + time_diff;
}
else
position = __GetPosition();
if (setduration)
{
duration = mduration;
return true;
}
//Duration
int length;
/*
char durationstring[11];
msg = CUSTOM_COMMAND_GETLENGTH;
dprintf(fd_cmd, "%i", msg);
int n = 0;
while ( n <= 0 ) {
n = read(fd_out, &durationstring, 10);
}
durationstring[10] = '\0';
length = atoi(durationstring);
*/
length = rmfp_command(CUSTOM_COMMAND_GETLENGTH, 0, false, 11);
if(length <= 0) {
duration = duration+1000;
} else {
duration = length;
}
return true;
}
bool cPlayback::SetPosition(int position, bool absolute)
{
printf("%s:%s %d playing %d\n", FILENAME, __FUNCTION__,position, playing);
if(playing==false) return false;
int seconds = position / 1000;;
if (absolute == true)
{
rmfp_command(KEY_COMMAND_SEEK_TO_TIME, seconds, true, 0);
/*
msg = KEY_COMMAND_SEEK_TO_TIME;
seconds = position / 1000;
dprintf(fd_cmd, "%i", msg);
dprintf(fd_in, "%i", seconds);
*/
}
else
{
if (position > 0 )
{
rmfp_command(CUSTOM_COMMAND_SEEK_RELATIVE_FWD, seconds, true, 0);
/*
msg = CUSTOM_COMMAND_SEEK_RELATIVE_FWD;
seconds = position / 1000;
dprintf(fd_cmd, "%i", msg);
dprintf(fd_in, "%i", seconds);
*/
}
else if ( position < 0 )
{
rmfp_command(CUSTOM_COMMAND_SEEK_RELATIVE_BWD, seconds, true, 0);
/*
msg = CUSTOM_COMMAND_SEEK_RELATIVE_BWD;
seconds = position / 1000;
seconds *= -1;
printf("sending seconds %i\n", seconds);
dprintf(fd_cmd, "%i", msg);
dprintf(fd_in, "%i", seconds);
*/
}
}
return true;
}
void cPlayback::FindAllPids(uint16_t *apids, unsigned short *ac3flags, uint16_t *numpida, std::string *language)
{
printf("%s:%s\n", FILENAME, __FUNCTION__);
unsigned int audio_count = 0;
// char audio_countstring[3];
audio_count = rmfp_command(CUSTOM_COMMAND_AUDIO_COUNT, 0, false, 3);
/*
msg = CUSTOM_COMMAND_AUDIO_COUNT;
dprintf(fd_cmd, "%i", msg);
int n = 0;
while ( n <= 0 ) {
n = read(fd_out, &audio_countstring, 2);
}
audio_countstring[2] = '\0';
audio_count = atoi(audio_countstring);
*/
*numpida = audio_count;
if (audio_count > 0 )
{
for ( unsigned int audio_id = 0; audio_id < audio_count; audio_id++ )
{
char streamidstring[11];
char audio_lang[21];
pthread_mutex_lock(&mutex);
msg = CUSTOM_COMMAND_GET_AUDIO_BY_ID;
dprintf(fd_cmd, "%i", msg);
dprintf(fd_in, "%i", audio_id);
int n = 0;
while ( n <= 0 ) {
n = read(fd_out, &streamidstring, 10);
}
read(fd_out, &audio_lang, 20);
pthread_mutex_unlock(&mutex);
streamidstring[10] = '\0';
audio_lang[20] = '\0';
apids[audio_id] = atoi(streamidstring);
ac3flags[audio_id] = 0;
language[audio_id] = audio_lang;
}
}
}
void cPlayback::FindAllSPids(int *spids, uint16_t *numpids, std::string *language)
{
printf("%s:%s\n", FILENAME, __FUNCTION__);
unsigned int spu_count = 0;
spu_count = rmfp_command(CUSTOM_COMMAND_SUBS_COUNT, 0, false, 3);
/*
char spu_countstring[3];
msg = CUSTOM_COMMAND_SUBS_COUNT;
dprintf(fd_cmd, "%i", msg);
int n = 0;
while ( n <= 0 ) {
n = read(fd_out, &spu_countstring, 2);
}
spu_countstring[2] = '\0';
spu_count = atoi(spu_countstring);
*/
*numpids = spu_count;
if (spu_count > 0 )
{
for ( unsigned int spu_id = 0; spu_id < spu_count; spu_id++ )
{
//int streamid;
char streamidstring[11];
char spu_lang[21];
pthread_mutex_lock(&mutex);
msg = CUSTOM_COMMAND_GET_SUB_BY_ID;
dprintf(fd_cmd, "%i", msg);
dprintf(fd_in, "%i", spu_id);
int n = 0;
while ( n <= 0 ) {
n = read(fd_out, &streamidstring, 10);
}
read(fd_out, &spu_lang, 20);
pthread_mutex_unlock(&mutex);
streamidstring[10] = '\0';
spu_lang[20] = '\0';
spids[spu_id] = atoi(streamidstring);
language[spu_id] = spu_lang;
}
}
//Add streamid -1 to be able to disable subtitles
*numpids = spu_count + 1;
spids[spu_count] = -1;
language[spu_count] = "Disable";
}
cPlayback::cPlayback(int /*num*/)
{
printf("%s:%s\n", FILENAME, __FUNCTION__);
playing = false;
thread_active = 0;
eof_reached = 0;
fd_in = -1;
fd_out = -1;
fd_cmd = -1;
pthread_mutex_init(&mutex, NULL);
}
cPlayback::~cPlayback()
{
printf("%s:%s\n", FILENAME, __FUNCTION__);
}
bool cPlayback::IsEOF(void) const
{
// printf("%s:%s\n", FILENAME, __FUNCTION__);
return eof_reached;
}
int cPlayback::GetCurrPlaybackSpeed(void) const
{
printf("%s:%s\n", FILENAME, __FUNCTION__);
return nPlaybackSpeed;
}