libstb-hal/libeplayer3-arm/playback/playback.c

/*
 * GPL
 * duckbox 2010
 */

/* ***************************** */
/* Includes                      */
/* ***************************** */

#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <sys/socket.h>
#include <netdb.h>
#include <sys/types.h>
#include <dirent.h>
#include <errno.h>
#include <poll.h>
#include <stdint.h>

#include "playback.h"
#include "common.h"
#include "misc.h"

/* ***************************** */
/* Makros/Constants              */
/* ***************************** */

// SULGE DEBUG
//#define SAM_WITH_DEBUG

#ifdef SAM_WITH_DEBUG
#define PLAYBACK_DEBUG
static short debug_level = 20;
#else
#define PLAYBACK_SILENT
#endif

#ifdef PLAYBACK_DEBUG
#define playback_printf(level, fmt, x...) do { \
if (debug_level >= level) printf("[%s:%s] " fmt, __FILE__, __FUNCTION__, ## x); } while (0)
#else
#define playback_printf(level, fmt, x...)
#endif

#ifndef PLAYBACK_SILENT
#define playback_err(fmt, x...) do { printf("[%s:%s] " fmt, __FILE__, __FUNCTION__, ## x); } while (0)
#else
#define playback_err(fmt, x...)
#endif

#define cERR_PLAYBACK_NO_ERROR      0
#define cERR_PLAYBACK_ERROR        -1

#define cMaxSpeed_ff    128 /* fixme: revise */
#define cMaxSpeed_fr   -320 /* fixme: revise */

#define MAX_PLAYBACK_DIE_NOW_CALLBACKS 10

/* ***************************** */
/* Varaibles                     */
/* ***************************** */

static pthread_t supervisorThread;
static int hasThreadStarted = 0;

/* ***************************** */
/* Prototypes                    */
/* ***************************** */

static int32_t PlaybackTerminate(Context_t *context);
static int8_t dieNow = 0;
static PlaybackDieNowCallback playbackDieNowCallbacks[MAX_PLAYBACK_DIE_NOW_CALLBACKS] = {NULL};

/* ***************************** */
/* MISC Functions                */
/* ***************************** */

int8_t PlaybackDieNow(int8_t val)
{
	if (val == 1 && dieNow == 0)
	{
		uint32_t i = 0;
		dieNow = 1;
		while (i < MAX_PLAYBACK_DIE_NOW_CALLBACKS)
		{
			if (playbackDieNowCallbacks[i] == NULL)
			{
				break;
			}
			playbackDieNowCallbacks[i]();
			i += 1;
		}
	}
	else if (val == 2)
	{
		dieNow = 0;
	}
	return dieNow;
}

bool PlaybackDieNowRegisterCallback(PlaybackDieNowCallback callback)
{
	bool ret = false;
	if (callback)
	{
		uint32_t i = 0;
		while (i < MAX_PLAYBACK_DIE_NOW_CALLBACKS)
		{
			if (playbackDieNowCallbacks[i] == callback)
			{
				ret = true;
				break;
			}

			if (playbackDieNowCallbacks[i] == NULL)
			{
				playbackDieNowCallbacks[i] = callback;
				ret = true;
				break;
			}
			i += 1;
		}
	}
	return ret;
}

/* **************************** */
/* Supervisor Thread            */
/* **************************** */

static void SupervisorThread(Context_t *context)
{
	hasThreadStarted = 1;
	playback_printf(10, ">\n");

	while (context && context->playback && context->playback->isPlaying && !context->playback->abortRequested)
	{
		usleep(100000);
	}

	playback_printf(10, "<\n");
	hasThreadStarted = 2;
	PlaybackTerminate(context);
	playback_printf(0, "terminating\n");
	hasThreadStarted = 0;
}

/* ***************************** */
/* Functions                     */
/* ***************************** */

static int PlaybackStop(Context_t *context);

static int PlaybackOpen(Context_t *context, PlayFiles_t *pFiles)
{
	if (context->playback->isPlaying)
	{
		PlaybackStop(context);
	}

	char *uri = pFiles->szFirstFile;

	playback_printf(10, "URI=%s\n", uri);

	if (context->playback->isPlaying)
	{
		// shouldn't happen
		playback_err("playback already running\n");
		return cERR_PLAYBACK_ERROR;
	}

	char *extension = NULL;

	context->playback->uri = strdup(uri);

	context->playback->isFile = 0;
	context->playback->isHttp = 0;
	context->playback->noprobe = 0;

	if (!strncmp("file://", uri, 7) || !strncmp("myts://", uri, 7))
	{
		context->playback->isFile = 1;
		if (!strncmp("myts://", uri, 7))
		{
			memcpy(context->playback->uri, "file", 4);
			context->playback->noprobe = 1;
		}
		else
		{
			context->playback->noprobe = 0;
		}

		extension = getExtension(context->playback->uri + 7);
		if (!extension)
		{
			playback_err("Wrong extension (%s)\n", context->playback->uri + 7);
			return cERR_PLAYBACK_ERROR;
		}
		else if (!strncmp("ts", extension, 2))
		{
			context->playback->noprobe = 1;
		}
	}
	else if (strstr(uri, "://"))
	{
		context->playback->isHttp = 1;
		extension = "mp3";
		if (!strncmp("mms://", uri, 6))
		{
			// mms is in reality called rtsp, and ffmpeg expects this
			char *tUri = (char *)malloc(strlen(uri) + 2);
			strncpy(tUri + 1, uri, strlen(uri) + 1);
			strncpy(tUri, "rtsp", 4);
			free(context->playback->uri);
			context->playback->uri = tUri;
		}

		if (strstr(uri, ":10000") || strstr(uri, ":31339/id="))
		{
			context->playback->noprobe = 1;
		}
	}
	else
	{
		playback_err("Unknown stream (%s)\n", uri);
		return cERR_PLAYBACK_ERROR;
	}

	pFiles->szFirstFile = context->playback->uri;
	if ((context->container->Command(context, CONTAINER_ADD, extension) < 0) ||
	    (!context->container->selectedContainer) ||
	    (context->container->selectedContainer->Command(context, CONTAINER_INIT, pFiles) < 0))
	{
		playback_err("CONTAINER_ADD failed\n");
		return cERR_PLAYBACK_ERROR;
	}

	playback_printf(10, "exiting with value 0\n");

	return cERR_PLAYBACK_NO_ERROR;
}

static int PlaybackClose(Context_t *context)
{
	int ret = cERR_PLAYBACK_NO_ERROR;

	playback_printf(10, "\n");

	if (context->container->Command(context, CONTAINER_DEL, NULL) < 0)
	{
		playback_err("container delete failed\n");
	}

	context->manager->audio->Command(context, MANAGER_DEL, NULL);
	context->manager->video->Command(context, MANAGER_DEL, NULL);

	context->playback->isPaused     = 0;
	context->playback->isPlaying    = 0;
	context->playback->isForwarding = 0;
	context->playback->BackWard     = 0;
	context->playback->SlowMotion   = 0;
	context->playback->Speed        = 0;
	if (context->playback->uri)
	{
		free(context->playback->uri);
		context->playback->uri = NULL;
	}

	PlaybackDieNow(2);
	playback_printf(10, "exiting with value %d\n", ret);

	return ret;
}

static int PlaybackPlay(Context_t *context)
{
	pthread_attr_t attr;
	int ret = cERR_PLAYBACK_NO_ERROR;

	playback_printf(10, "\n");

	if (!context->playback->isPlaying)
	{
		context->playback->AVSync = 1;
		context->output->Command(context, OUTPUT_AVSYNC, NULL);

		context->playback->isCreationPhase = 1; // allows the created thread to go into wait mode
		ret = context->output->Command(context, OUTPUT_PLAY, NULL);

		if (ret != 0)
		{
			playback_err("OUTPUT_PLAY failed!\n");
			playback_err("clearing isCreationPhase!\n");

			context->playback->isCreationPhase = 0; // allow thread to go into next state
			context->playback->isPlaying       = 0;
			context->playback->isPaused        = 0;
			context->playback->isForwarding    = 0;
			context->playback->BackWard        = 0;
			context->playback->SlowMotion      = 0;
			context->playback->Speed           = 0;

			if (context->container && context->container->selectedContainer)
				ret = context->container->selectedContainer->Command(context, CONTAINER_STOP, NULL);
		}
		else
		{
			context->playback->isPlaying    = 1;
			context->playback->isPaused     = 0;
			context->playback->isForwarding = 0;
			context->playback->BackWard     = 0;
			context->playback->SlowMotion   = 0;
			context->playback->Speed        = 1;

			if (hasThreadStarted == 0)
			{
				int error;
				pthread_attr_init(&attr);
				pthread_attr_setdetachstate(&attr, PTHREAD_CREATE_DETACHED);

				if ((error = pthread_create(&supervisorThread, &attr, (void *)&SupervisorThread, context)) != 0)
				{
					playback_printf(10, "Error creating thread, error:%d:%s\n", error, strerror(error));
					ret = cERR_PLAYBACK_ERROR;
				}
				else
				{
					playback_printf(10, "Created thread\n");
				}
			}

			playback_printf(10, "clearing isCreationPhase!\n");

			context->playback->isCreationPhase = 0; // allow thread to go into next state

			if (context->container && context->container->selectedContainer)
				ret = context->container->selectedContainer->Command(context, CONTAINER_PLAY, NULL);

			if (ret != 0)
			{
				playback_err("CONTAINER_PLAY failed!\n");
			}
		}
	}
	else
	{
		playback_err("playback already running\n");
		ret = cERR_PLAYBACK_ERROR;
	}

	playback_printf(10, "exiting with value %d\n", ret);

	return ret;
}

static int PlaybackPause(Context_t *context)
{
	int ret = cERR_PLAYBACK_NO_ERROR;

	playback_printf(10, "\n");

	if (context->playback->isPlaying && !context->playback->isPaused)
	{
		if (context->playback->SlowMotion)
			context->output->Command(context, OUTPUT_CLEAR, NULL);

		context->output->Command(context, OUTPUT_PAUSE, NULL);

		context->playback->isPaused     = 1;
		//context->playback->isPlaying  = 1;
		context->playback->isForwarding = 0;
		context->playback->BackWard     = 0;
		context->playback->SlowMotion   = 0;
		context->playback->Speed        = 1;
	}
	else
	{
		playback_err("playback not playing or already in pause mode\n");
		ret = cERR_PLAYBACK_ERROR;
	}

	playback_printf(10, "exiting with value %d\n", ret);
	return ret;
}

static int32_t PlaybackContinue(Context_t *context)
{
	int32_t ret = cERR_PLAYBACK_NO_ERROR;

	playback_printf(10, "\n");

	if (context->playback->isPlaying &&
	   (context->playback->isPaused || context->playback->isForwarding ||
	    context->playback->BackWard || context->playback->SlowMotion))
	{
		if (context->playback->SlowMotion || context->playback->isForwarding || context->playback->BackWard)
			context->output->Command(context, OUTPUT_CLEAR, NULL);

		if (context->playback->BackWard || context->playback->isForwarding)
			context->output->Command(context, OUTPUT_AUDIOMUTE, "0");

		context->playback->isPaused     = 0;
		//context->playback->isPlaying  = 1;
		context->playback->isForwarding = 0;
		context->playback->BackWard     = 0;
		context->playback->SlowMotion   = 0;
		context->playback->Speed        = 1;

		context->output->Command(context, OUTPUT_CONTINUE, NULL);
	}
	else
	{
		playback_err("continue not possible\n");
		ret = cERR_PLAYBACK_ERROR;
	}

	playback_printf(10, "exiting with value %d\n", ret);

	return ret;
}

static int32_t PlaybackStop(Context_t *context)
{
	int32_t ret = cERR_PLAYBACK_NO_ERROR;
	int wait_time = 20;

	playback_printf(10, "\n");

	PlaybackDieNow(1);

	if (context && context->playback && context->playback->isPlaying)
	{
		context->playback->isPaused     = 0;
		context->playback->isPlaying    = 0;
		context->playback->isForwarding = 0;
		context->playback->BackWard     = 0;
		context->playback->SlowMotion   = 0;
		context->playback->Speed        = 0;

		context->output->Command(context, OUTPUT_STOP, NULL);
		context->container->selectedContainer->Command(context, CONTAINER_STOP, NULL);
	}
	else
	{
		playback_err("stop not possible\n");
		ret = cERR_PLAYBACK_ERROR;
	}

	while ((hasThreadStarted == 1) && (--wait_time) > 0)
	{
		playback_printf(10, "Waiting for supervisor thread to terminate itself, will try another %d times\n", wait_time);
		usleep(100000);
	}

	if (wait_time == 0)
	{
		playback_err("Timeout waiting for thread!\n");
		ret = cERR_PLAYBACK_ERROR;
	}

	playback_printf(10, "exiting with value %d\n", ret);

	return ret;
}

static int32_t PlaybackTerminate(Context_t *context)
{
	int32_t ret = cERR_PLAYBACK_NO_ERROR;
	int wait_time = 20;

	playback_printf(20, "\n");

	PlaybackDieNow(1);

	if (context && context->playback && context->playback->isPlaying)
	{
		//First Flush and than delete container, else e2 cant read length of file anymore
		if (context->output->Command(context, OUTPUT_FLUSH, NULL) < 0)
		{
			playback_err("failed to flush output.\n");
		}

		ret = context->container->selectedContainer->Command(context, CONTAINER_STOP, NULL);

		context->playback->isPaused     = 0;
		context->playback->isPlaying    = 0;
		context->playback->isForwarding = 0;
		context->playback->BackWard     = 0;
		context->playback->SlowMotion   = 0;
		context->playback->Speed        = 0;
		context->output->Command(context, OUTPUT_STOP, NULL);
	}
	else
	{
		playback_err("%p %p %d\n", context, context->playback, context->playback->isPlaying);

		/* fixme: konfetti: we should return an error here but this seems to be a condition which
		 * can happen and is not a real error, which leads to a dead neutrino. should investigate
		 * here later.
		 */
	}

	while ((hasThreadStarted == 1) && (--wait_time) > 0)
	{
		playback_printf(10, "Waiting for supervisor thread to terminate itself, will try another %d times\n", wait_time);
		usleep(100000);
	}

	if (wait_time == 0)
	{
		playback_err("Timeout waiting for thread!\n");
		ret = cERR_PLAYBACK_ERROR;
	}

	playback_printf(20, "exiting with value %d\n", ret);

	return ret;
}

static int PlaybackFastForward(Context_t *context, int *speed)
{
	int32_t ret = cERR_PLAYBACK_NO_ERROR;

	playback_printf(10, "speed %d\n", *speed);

	/* Audio only forwarding not supported */
	if (context->playback->isVideo && !context->playback->isHttp && !context->playback->BackWard && (!context->playback->isPaused || context->playback->isPlaying))
	{
		if ((*speed <= 0) || (*speed > cMaxSpeed_ff))
		{
			playback_err("speed %d out of range (1 - %d) \n", *speed, cMaxSpeed_ff);
			return cERR_PLAYBACK_ERROR;
		}

		context->playback->isForwarding = 1;
		context->playback->Speed = *speed;
		playback_printf(20, "Speed: %d x {%d}\n", *speed, context->playback->Speed);
		context->output->Command(context, OUTPUT_FASTFORWARD, NULL);
		context->output->Command(context, OUTPUT_AUDIOMUTE, "1");
	}
	else
	{
		playback_err("fast forward not possible\n");
		ret = cERR_PLAYBACK_ERROR;
	}

	playback_printf(10, "exiting with value %d\n", ret);

	return ret;
}

static int PlaybackFastBackward(Context_t *context, int *speed)
{
	int32_t ret = cERR_PLAYBACK_NO_ERROR;

	playback_printf(10, "speed = %d\n", *speed);

	/* Audio only reverse play not supported */
	if (context->playback->isVideo && !context->playback->isForwarding &&
	   (!context->playback->isPaused || context->playback->isPlaying))
	{
		if ((*speed > 0) || (*speed < cMaxSpeed_fr))
		{
			playback_err("speed %d out of range (0 - %d) \n", *speed, cMaxSpeed_fr);
			return cERR_PLAYBACK_ERROR;
		}

		PlaybackContinue(context);

		if (*speed == 0)
		{
			context->playback->isPaused     = 0;
			//context->playback->isPlaying  = 0;
			context->playback->isForwarding = 0;
			context->playback->BackWard     = 0;
			context->playback->SlowMotion   = 0;
			context->playback->Speed        = 0;
			//context->output->Command(context, OUTPUT_AUDIOMUTE, "0");
		}
		else
		{
			context->playback->isPaused     = 0;
			//context->playback->isPlaying  = 0;
			context->playback->isForwarding = 0;
			context->playback->BackWard     = 1;
			context->playback->SlowMotion   = 0;
			context->playback->Speed        = *speed;
			context->playback->isSeeking    = 1;
			//context->output->Command(context, OUTPUT_AUDIOMUTE, "1");
			playback_printf(1, "Speed: %d, Backward: %d\n", context->playback->Speed, context->playback->BackWard);
		}

		context->output->Command(context, OUTPUT_CLEAR, NULL);
	}
	else
	{
		playback_err("fast backward not possible\n");
		ret = cERR_PLAYBACK_ERROR;
	}

	context->playback->isSeeking = 0;
	playback_printf(10, "exiting with value %d\n", ret);

	return ret;
}

static int32_t PlaybackSlowMotion(Context_t *context, int *speed)
{
	int32_t ret = cERR_PLAYBACK_NO_ERROR;

	playback_printf(10, "\n");

	//Audio only forwarding not supported
	if (context->playback->isVideo && !context->playback->isHttp && context->playback->isPlaying)
	{
		if (context->playback->isPaused)
			PlaybackContinue(context);

		switch (*speed)
		{
			case 2:
				context->playback->SlowMotion = 2;
				break;
			case 4:
				context->playback->SlowMotion = 4;
				break;
			case 8:
				context->playback->SlowMotion = 8;
				break;
		}

		playback_printf(20, "SlowMotion: %d x {%d}\n", *speed, context->playback->SlowMotion);

		context->output->Command(context, OUTPUT_SLOWMOTION, NULL);
	}
	else
	{
		playback_err("slowmotion not possible\n");
		ret = cERR_PLAYBACK_ERROR;
	}

	playback_printf(10, "exiting with value %d\n", ret);

	return ret;
}

static int32_t PlaybackSeek(Context_t *context, int64_t *pos, uint8_t absolute)
{
	int32_t ret = cERR_PLAYBACK_NO_ERROR;

	playback_printf(10, "pos: %lldd\n", *pos);

	if (context->playback->isPlaying && !context->playback->isForwarding && !context->playback->BackWard && !context->playback->SlowMotion && !context->playback->isPaused)
	{
		context->playback->isSeeking = 1;
		context->output->Command(context, OUTPUT_CLEAR, NULL);
		if (absolute)
		{
			context->container->selectedContainer->Command(context, CONTAINER_SEEK_ABS, pos);
		}
		else
		{
			context->container->selectedContainer->Command(context, CONTAINER_SEEK, pos);
		}
		context->playback->isSeeking = 0;
	}
	else
	{
		playback_err("not possible\n");
		ret = cERR_PLAYBACK_ERROR;
	}

	playback_printf(10, "exiting with value %d\n", ret);

	return ret;
}

static int32_t PlaybackPts(Context_t *context, int64_t *pts)
{
	int32_t ret = cERR_PLAYBACK_NO_ERROR;

	playback_printf(20, "\n");

	*pts = 0;

	if (context->playback->isPlaying)
	{
		ret = context->output->Command(context, OUTPUT_PTS, pts);
	}
	else
	{
		playback_err("not possible\n");
		ret = cERR_PLAYBACK_ERROR;
	}

	playback_printf(20, "exiting with value %d\n", ret);

	return ret;
}

static int32_t PlaybackGetFrameCount(Context_t *context, uint64_t *frameCount)
{
	int ret = cERR_PLAYBACK_NO_ERROR;

	playback_printf(20, "\n");

	*frameCount = 0;

	if (context->playback->isPlaying)
	{
		ret = context->output->Command(context, OUTPUT_GET_FRAME_COUNT, frameCount);
	}
	else
	{
		playback_err("not possible\n");
		ret = cERR_PLAYBACK_ERROR;
	}

	playback_printf(20, "exiting with value %d\n", ret);

	return ret;
}

static int32_t PlaybackLength(Context_t *context, int64_t *length)
{
	int32_t ret = cERR_PLAYBACK_NO_ERROR;

	playback_printf(20, "\n");

	*length = -1;

	if (context->playback->isPlaying)
	{
		if (context->container && context->container->selectedContainer)
		{
			context->container->selectedContainer->Command(context, CONTAINER_LENGTH, length);
		}
	}
	else
	{
		playback_err("not possible\n");
		ret = cERR_PLAYBACK_ERROR;
	}

	playback_printf(20, "exiting with value %d\n", ret);

	return ret;
}

static int32_t PlaybackSwitchAudio(Context_t *context, int32_t *track)
{
	int32_t ret = cERR_PLAYBACK_NO_ERROR;
	int32_t curtrackid = 0;
	int32_t nextrackid = 0;

	playback_printf(10, "\n");

	if (context && context->playback && context->playback->isPlaying)
	{
		if (context->manager && context->manager->audio)
		{
			context->manager->audio->Command(context, MANAGER_GET, &curtrackid);
			context->manager->audio->Command(context, MANAGER_SET, track);
			context->manager->audio->Command(context, MANAGER_GET, &nextrackid);
		}
		else
		{
			playback_err("switch audio not possible\n");
			ret = cERR_PLAYBACK_ERROR;
		}

		if (nextrackid != curtrackid)
		{
			//PlaybackPause(context);
			if (context->output && context->output->audio)
			{
				context->output->audio->Command(context, OUTPUT_SWITCH, (void *)"audio");
			}

			if (context->container && context->container->selectedContainer)
			{
				context->container->selectedContainer->Command(context, CONTAINER_SWITCH_AUDIO, &nextrackid);
			}
			//PlaybackContinue(context);
		}
	}
	else
	{
		playback_err("switch audio not possible\n");
		ret = cERR_PLAYBACK_ERROR;
	}

	playback_printf(10, "exiting with value %d\n", ret);

	return ret;
}

static int32_t PlaybackSwitchSubtitle(Context_t *context, int32_t *track)
{
	int32_t ret = cERR_PLAYBACK_NO_ERROR;
	int32_t curtrackid = -1;
	int32_t nextrackid = -1;

	playback_printf(10, "Track: %d\n", *track);

	if (context && context->playback && context->playback->isPlaying)
	{
		if (context->manager && context->manager->subtitle)
		{
			context->manager->subtitle->Command(context, MANAGER_GET, &curtrackid);
			context->manager->subtitle->Command(context, MANAGER_SET, track);
			context->manager->subtitle->Command(context, MANAGER_GET, &nextrackid);

			if (curtrackid != nextrackid && nextrackid > -1)
			{
				if (context->output && context->output->subtitle)
				{
					context->output->subtitle->Command(context, OUTPUT_SWITCH, (void *)"subtitle");
				}

				if (context->container && context->container->selectedContainer)
				{
					context->container->selectedContainer->Command(context, CONTAINER_SWITCH_SUBTITLE, &nextrackid);
				}
			}
		}
		else
		{
			ret = cERR_PLAYBACK_ERROR;
			playback_err("no subtitle\n");
		}
	}
	else
	{
		playback_err("not possible\n");
		ret = cERR_PLAYBACK_ERROR;
	}

	playback_printf(10, "exiting with value %d\n", ret);

	return ret;
}

static int32_t PlaybackInfo(Context_t *context, char **infoString)
{
	int32_t ret = cERR_PLAYBACK_NO_ERROR;

	playback_printf(10, "\n");

	/* konfetti comment:
	 * removed if clause here (playback running) because its
	 * not necessary for all container. e.g. in case of ffmpeg
	 * container playback must not play to get the info.
	 */
	if (context->container && context->container->selectedContainer)
	{
		context->container->selectedContainer->Command(context, CONTAINER_INFO, infoString);
	}

	playback_printf(10, "exiting with value %d\n", ret);

	return ret;
}

static int PlaybackMetadata(Context_t *context, char ***metadata)
{
	int ret = cERR_PLAYBACK_NO_ERROR;

	if (context->container && context->container->selectedContainer)
		context->container->selectedContainer->Command(context, CONTAINER_GET_METADATA, metadata);

	return ret;
}

static int32_t Command(Context_t *context, PlaybackCmd_t command, void *argument)
{
	int32_t ret = cERR_PLAYBACK_NO_ERROR;

	playback_printf(20, "Command %d\n", command);

	switch (command)
	{
		case PLAYBACK_OPEN:
		{
			ret = PlaybackOpen(context, (PlayFiles_t *)argument);
			break;
		}
		case PLAYBACK_CLOSE:
		{
			ret = PlaybackClose(context);
			break;
		}
		case PLAYBACK_PLAY:
		{
			ret = PlaybackPlay(context);
			break;
		}
		case PLAYBACK_STOP:
		{
			ret = PlaybackStop(context);
			break;
		}
		case PLAYBACK_PAUSE:
		{
			ret = PlaybackPause(context);
			break;
		}
		case PLAYBACK_CONTINUE:
		{
			ret = PlaybackContinue(context);
			break;
		}
		case PLAYBACK_TERM:
		{
			ret = PlaybackTerminate(context);
			break;
		}
		case PLAYBACK_FASTFORWARD:
		{
			ret = PlaybackFastForward(context, (int *)argument);
			break;
		}
		case PLAYBACK_SEEK:
		{
			ret = PlaybackSeek(context, (int64_t *)argument, 0);
			break;
		}
		case PLAYBACK_SEEK_ABS:
		{
			ret = PlaybackSeek(context, (int64_t *)argument, -1);
			break;
		}
		case PLAYBACK_PTS:
		{
			ret = PlaybackPts(context, (int64_t *)argument);
			break;
		}
		case PLAYBACK_LENGTH:
		{
			ret = PlaybackLength(context, (int64_t *)argument);
			break;
		}
		case PLAYBACK_SWITCH_AUDIO:
		{
			ret = PlaybackSwitchAudio(context, (int *)argument);
			break;
		}
		case PLAYBACK_SWITCH_SUBTITLE:
		{
			ret = PlaybackSwitchSubtitle(context, (int *)argument);
			break;
		}
		case PLAYBACK_INFO:
		{
			ret = PlaybackInfo(context, (char **)argument);
			break;
		}
		case PLAYBACK_SLOWMOTION:
		{
			ret = PlaybackSlowMotion(context, (int *)argument);
			break;
		}
		case PLAYBACK_FASTBACKWARD:
		{
			ret = PlaybackFastBackward(context, (int *)argument);
			break;
		}
		case PLAYBACK_GET_FRAME_COUNT:
		{
			ret = PlaybackGetFrameCount(context, (uint64_t *)argument);
			break;
		}
		case PLAYBACK_METADATA:
		{
			ret = PlaybackMetadata(context, (char ***) argument);
			break;
		}
		default:
			playback_err("PlaybackCmd %d not supported!\n", command);
			ret = cERR_PLAYBACK_ERROR;
			break;
	}

	playback_printf(20, "exiting with value %d\n", ret);

	return ret;
}

/*
 * This is very unreadable and must be changed
 */
PlaybackHandler_t PlaybackHandler =
{
	"Playback", //name
	-1,         //fd
	0,          //isFile
	0,          //isHttp
	0,          //isPlaying
	0,          //isPaused
	0,          //isForwarding
	0,          //isSeeking
	0,          //isCreationPhase
	0,          //BackWard
	0,          //SlowMotion
	0,          //Speed
	0,          //AVSync
	0,          //isVideo
	0,          //isAudio
	0,          //isSubtitle
	0,          //abortRequested
	&Command,   //Command
	"",         //uri
	0,          //size
	0,          //noprobe
	0,          //isLoopMode
	0,          //isTSLiveMode
};