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9d4502b7fee6832ea026ea3b7eb128d43c957975
libstb-hal/libeplayer3/output/output.c
martii 9d4502b7fe libeplayer3: get rid of compiler warnings
2013-06-10 15:06:00 +02:00

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/*
* Output handling.
*
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
*/
/* ***************************** */
/* Includes */
/* ***************************** */
#include <stdio.h>
#include <string.h>
#include "common.h"
#include "output.h"
/* ***************************** */
/* Makros/Constants */
/* ***************************** */
#define OUTPUT_DEBUG
#ifdef OUTPUT_DEBUG
static short debug_level = 0;
#define output_printf(level, x...) do { \
if (debug_level >= level) fprintf(stderr, x); } while (0)
#else
#define output_printf(level, x...)
#endif
#ifndef OUTPUT_SILENT
#define output_err(x...) do { printf(x); } while (0)
#else
#define output_err(x...)
#endif
/* Error Constants */
#define cERR_OUTPUT_NO_ERROR 0
#define cERR_OUTPUT_INTERNAL_ERROR -1
static const char* FILENAME = "output.c";
/* ***************************** */
/* Types */
/* ***************************** */
/* ***************************** */
/* Varaibles */
/* ***************************** */
static Output_t * AvailableOutput[] = {
&LinuxDvbOutput,
&SubtitleOutput,
&PipeOutput,
NULL
};
/* ***************************** */
/* Prototypes */
/* ***************************** */
/* ***************************** */
/* MISC Functions */
/* ***************************** */
static void printOutputCapabilities() {
int i, j;
output_printf(10, "%s::%s\n", FILENAME, __FUNCTION__);
output_printf(10, "Capabilities:\n");
for (i = 0; AvailableOutput[i] != NULL; i++) {
output_printf(10, "\t%s : ", AvailableOutput[i]->Name);
for (j = 0; AvailableOutput[i]->Capabilities[j] != NULL; j++)
output_printf(10, "%s ", AvailableOutput[i]->Capabilities[j]);
output_printf(10, "\n");
}
}
/* ***************************** */
/* Output Functions */
/* ***************************** */
static void OutputAdd(Context_t *context, char * port) {
int i, j;
output_printf(10, "%s::%s\n", FILENAME, __FUNCTION__);
for (i = 0; AvailableOutput[i] != NULL; i++)
for (j = 0; AvailableOutput[i]->Capabilities[j] != NULL; j++)
if (!strcmp(AvailableOutput[i]->Capabilities[j], port)) {
if (!strcmp("audio", port)) {
context->output->audio = AvailableOutput[i];
return;
}
if (!strcmp("video", port)) {
context->output->video = AvailableOutput[i];
return;
}
if (!strcmp("subtitle", port)) {
context->output->subtitle = AvailableOutput[i];
return;
}
if (!strcmp("dvbsubtitle", port)) {
context->output->dvbsubtitle = AvailableOutput[i];
return;
}
if (!strcmp("teletext", port)) {
context->output->teletext = AvailableOutput[i];
return;
}
}
}
static void OutputDel(Context_t *context, char * port) {
output_printf(10, "%s::%s\n", FILENAME, __FUNCTION__);
if (!strcmp("audio", port))
context->output->audio = NULL;
else if (!strcmp("video", port))
context->output->video = NULL;
else if (!strcmp("subtitle", port))
context->output->subtitle = NULL;
else if (!strcmp("dvbsubtitle", port))
context->output->dvbsubtitle = NULL;
else if (!strcmp("teletext", port))
context->output->teletext = NULL;
}
static int Command(void *_context, OutputCmd_t command, void * argument) {
Context_t *context = (Context_t*) _context;
int ret = cERR_OUTPUT_NO_ERROR;
output_printf(10, "%s::%s Command %d\n", FILENAME, __FUNCTION__, command);
switch(command) {
case OUTPUT_OPEN: {
if (context && context->playback ) {
if (context->playback->isVideo)
ret |= context->output->video->Command(context, OUTPUT_OPEN, "video");
if (context->playback->isAudio)
ret |= context->output->audio->Command(context, OUTPUT_OPEN, "audio");
if (context->playback->isSubtitle)
ret |= context->output->subtitle->Command(context, OUTPUT_OPEN, "subtitle");
if (context->playback->isDvbSubtitle)
ret |= context->output->dvbsubtitle->Command(context, command, "dvbsubtitle");
if (context->playback->isTeletext)
ret |= context->output->teletext->Command(context, command, "teletext");
} else
ret = cERR_OUTPUT_INTERNAL_ERROR;
break;
}
case OUTPUT_CLOSE: {
if (context && context->playback ) {
if (context->playback->isVideo)
ret |= context->output->video->Command(context, OUTPUT_CLOSE, "video");
if (context->playback->isAudio)
ret |= context->output->audio->Command(context, OUTPUT_CLOSE, "audio");
if (context->playback->isSubtitle)
ret |= context->output->subtitle->Command(context, OUTPUT_CLOSE, "subtitle");
if (context->playback->isDvbSubtitle)
ret |= context->output->dvbsubtitle->Command(context, command, "dvbsubtitle");
if (context->playback->isTeletext)
ret |= context->output->teletext->Command(context, command, "teletext");
} else
ret = cERR_OUTPUT_INTERNAL_ERROR;
break;
}
case OUTPUT_ADD: {
OutputAdd(context, (char*) argument);
break;
}
case OUTPUT_DEL: {
OutputDel(context, (char*) argument);
break;
}
case OUTPUT_CAPABILITIES: {
printOutputCapabilities();
break;
}
case OUTPUT_PLAY: { // 4
if (context && context->playback ) {
if (context->playback->isVideo)
ret = context->output->video->Command(context, OUTPUT_PLAY, "video");
if (!ret) { // success or not executed, dunn care
if (context->playback->isAudio)
ret = context->output->audio->Command(context, OUTPUT_PLAY, "audio");
if (!ret) { // success or not executed, dunn care
if (context->playback->isSubtitle)
ret = context->output->subtitle->Command(context, OUTPUT_PLAY, "subtitle");
}
if (context->playback->isDvbSubtitle)
ret |= context->output->dvbsubtitle->Command(context, command, "dvbsubtitle");
if (context->playback->isTeletext)
ret |= context->output->teletext->Command(context, command, "teletext");
}
} else
ret = cERR_OUTPUT_INTERNAL_ERROR;
break;
}
case OUTPUT_STOP: {
if (context && context->playback ) {
if (context->playback->isVideo)
ret |= context->output->video->Command(context, OUTPUT_STOP, "video");
if (context->playback->isAudio)
ret |= context->output->audio->Command(context, OUTPUT_STOP, "audio");
if (context->playback->isSubtitle)
ret |= context->output->subtitle->Command(context, OUTPUT_STOP, "subtitle");
if (context->playback->isDvbSubtitle)
ret |= context->output->dvbsubtitle->Command(context, command, "dvbsubtitle");
if (context->playback->isTeletext)
ret |= context->output->teletext->Command(context, command, "teletext");
} else
ret = cERR_OUTPUT_INTERNAL_ERROR;
break;
}
case OUTPUT_FLUSH: {
if (context && context->playback ) {
if (context->playback->isVideo)
ret |= context->output->video->Command(context, OUTPUT_FLUSH, "video");
if (context->playback->isAudio)
ret |= context->output->audio->Command(context, OUTPUT_FLUSH, "audio");
//if (context->playback->isSubtitle)
// ret |= context->output->subtitle->Command(context, OUTPUT_FLUSH, "subtitle");
} else
ret = cERR_OUTPUT_INTERNAL_ERROR;
break;
}
case OUTPUT_PAUSE: {
if (context && context->playback ) {
if (context->playback->isVideo)
ret |= context->output->video->Command(context, OUTPUT_PAUSE, "video");
if (context->playback->isAudio)
ret |= context->output->audio->Command(context, OUTPUT_PAUSE, "audio");
//if (context->playback->isSubtitle)
// ret |= context->output->subtitle->Command(context, OUTPUT_PAUSE, "subtitle");
} else
ret = cERR_OUTPUT_INTERNAL_ERROR;
break;
}
case OUTPUT_FASTFORWARD: {
if (context && context->playback ) {
if (context->playback->isVideo)
ret |= context->output->video->Command(context, OUTPUT_FASTFORWARD, "video");
if (context->playback->isAudio)
ret |= context->output->audio->Command(context, OUTPUT_FASTFORWARD, "audio");
//if (context->playback->isSubtitle)
// ret |= context->output->subtitle->Command(context, OUTPUT_PAUSE, "subtitle");
} else
ret = cERR_OUTPUT_INTERNAL_ERROR;
break;
}
case OUTPUT_REVERSE: {
if (context && context->playback ) {
if (context->playback->isVideo)
ret |= context->output->video->Command(context, OUTPUT_REVERSE, "video");
if (context->playback->isAudio)
ret |= context->output->audio->Command(context, OUTPUT_REVERSE, "audio");
} else
ret = cERR_OUTPUT_INTERNAL_ERROR;
break;
}
case OUTPUT_CONTINUE: {
if (context && context->playback ) {
if (context->playback->isVideo)
ret |= context->output->video->Command(context, OUTPUT_CONTINUE, "video");
if (context->playback->isAudio)
ret |= context->output->audio->Command(context, OUTPUT_CONTINUE, "audio");
//if (context->playback->isSubtitle)
// ret |= context->output->subtitle->Command(context, OUTPUT_CONTINUE, "subtitle");
if (context->playback->isDvbSubtitle)
ret |= context->output->dvbsubtitle->Command(context, command, "dvbsubtitle");
if (context->playback->isTeletext)
ret |= context->output->teletext->Command(context, command, "teletext");
} else
ret = cERR_OUTPUT_INTERNAL_ERROR;
break;
}
case OUTPUT_AVSYNC: {
if (context && context->playback ) {
if (context->playback->isVideo && context->playback->isAudio)
ret |= context->output->audio->Command(context, OUTPUT_AVSYNC, "audio");
} else
ret = cERR_OUTPUT_INTERNAL_ERROR;
break;
}
case OUTPUT_CLEAR: {
if (context && context->playback ) {
if (context->playback->isVideo && (argument == NULL || *(char *) argument == 'v'))
ret |= context->output->video->Command(context, OUTPUT_CLEAR, "video");
if (context->playback->isAudio && (argument == NULL || *(char *) argument == 'a'))
ret |= context->output->audio->Command(context, OUTPUT_CLEAR, "audio");
//if (context->playback->isSubtitle && (argument == NULL || *(char *) argument == 's'))
// ret |= context->output->subtitle->Command(context, OUTPUT_CLEAR, "subtitle");
if (context->playback->isDvbSubtitle)
ret |= context->output->dvbsubtitle->Command(context, command, "dvbsubtitle");
if (context->playback->isTeletext)
ret |= context->output->teletext->Command(context, command, "teletext");
} else
ret = cERR_OUTPUT_INTERNAL_ERROR;
break;
}
case OUTPUT_PTS: {
if (context && context->playback ) {
if (context->playback->isVideo)
return context->output->video->Command(context, OUTPUT_PTS, argument);
if (context->playback->isAudio)
return context->output->audio->Command(context, OUTPUT_PTS, argument);
//if (context->playback->isSubtitle)
// return context->output->subtitle->Command(context, OUTPUT_PTS, "subtitle");
} else
ret = cERR_OUTPUT_INTERNAL_ERROR;
break;
}
case OUTPUT_SWITCH: {
if (context && context->playback ) {
if (context->playback->isAudio)
return context->output->audio->Command(context, OUTPUT_SWITCH, "audio");
if (context->playback->isVideo)
return context->output->video->Command(context, OUTPUT_SWITCH, "video");
if (context->playback->isDvbSubtitle)
ret |= context->output->dvbsubtitle->Command(context, command, "dvbsubtitle");
if (context->playback->isTeletext)
ret |= context->output->teletext->Command(context, command, "teletext");
} else
ret = cERR_OUTPUT_INTERNAL_ERROR;
break;
}
case OUTPUT_SLOWMOTION: {
if (context && context->playback ) {
if (context->playback->isVideo)
ret |= context->output->video->Command(context, OUTPUT_SLOWMOTION, "video");
if (context->playback->isAudio)
ret |= context->output->audio->Command(context, OUTPUT_SLOWMOTION, "audio");
//if (context->playback->isSubtitle)
// ret |= context->output->subtitle->Command(context, OUTPUT_PAUSE, "subtitle");
} else
ret = cERR_OUTPUT_INTERNAL_ERROR;
break;
}
case OUTPUT_AUDIOMUTE: {
if (context && context->playback ) {
if (context->playback->isAudio)
ret |= context->output->audio->Command(context, OUTPUT_AUDIOMUTE, (char*) argument);
} else
ret = cERR_OUTPUT_INTERNAL_ERROR;
break;
}
case OUTPUT_DISCONTINUITY_REVERSE: {
if (context && context->playback ) {
if (context->playback->isVideo)
ret |= context->output->video->Command(context, OUTPUT_DISCONTINUITY_REVERSE, (void*) argument);
} else
ret = cERR_OUTPUT_INTERNAL_ERROR;
break;
}
case OUTPUT_GET_FRAME_COUNT: {
if (context && context->playback ) {
if (context->playback->isVideo)
return context->output->video->Command(context, OUTPUT_GET_FRAME_COUNT, argument);
if (context->playback->isAudio)
return context->output->audio->Command(context, OUTPUT_GET_FRAME_COUNT, argument);
//if (context->playback->isSubtitle)
// return context->output->subtitle->Command(context, OUTPUT_GET_FRAME_COUNT, "subtitle");
} else
ret = cERR_OUTPUT_INTERNAL_ERROR;
break;
}
default:
output_err("%s::%s OutputCmd %d not supported!\n", FILENAME, __FUNCTION__, command);
ret = cERR_OUTPUT_INTERNAL_ERROR;
break;
}
output_printf(10, "%s::%s exiting with value %d\n", FILENAME, __FUNCTION__, ret);
return ret;
}
OutputHandler_t OutputHandler = {
"Output",
NULL,
NULL,
NULL,
NULL, // dvbsubtitle
NULL, // teletext
&Command
};
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