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libeplayer3: add support for teletext and dvbsubtitle streams
Origin commit data
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Branch: master
Commit: 92731e6fe3
Author: martii <you@example.com>
Date: 2012-08-04 (Sat, 04 Aug 2012)
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No further description and justification available within origin commit message!
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This commit was generated by Migit
This commit is contained in:
martii
259
libeplayer3/manager/dvbsubtitle.c
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259
libeplayer3/manager/dvbsubtitle.c
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#ifdef MARTII
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/*
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* dvbsubtitle manager handling.
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*
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* This program 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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* This program 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
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*
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*/
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/* ***************************** */
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/* Includes */
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/* ***************************** */
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#include <stdlib.h>
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#include <string.h>
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#include <libavformat/avformat.h>
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#include "manager.h"
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#include "common.h"
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/* ***************************** */
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/* Makros/Constants */
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/* ***************************** */
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#define TRACKWRAP 20
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#define DVBSUBTITLE_MGR_DEBUG
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#ifdef DVBSUBTITLE_MGR_DEBUG
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static short debug_level = 0;
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#define dvbsubtitle_mgr_printf(level, x...) do { \
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if (debug_level >= level) printf(x); } while (0)
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#else
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#define dvbsubtitle_mgr_printf(level, x...)
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#endif
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#ifndef DVBSUBTITLE_MGR_SILENT
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#define dvbsubtitle_mgr_err(x...) do { printf(x); } while (0)
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#else
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#define dvbsubtitle_mgr_err(x...)
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#endif
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/* Error Constants */
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#define cERR_DVBSUBTITLE_MGR_NO_ERROR 0
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#define cERR_DVBSUBTITLE_MGR_ERROR -1
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static const char FILENAME[] = __FILE__;
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/* ***************************** */
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/* Types */
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/* ***************************** */
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/* ***************************** */
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/* Varaibles */
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/* ***************************** */
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static Track_t * Tracks;
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static int TrackCount = 0;
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static int CurrentTrack = -1;
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/* ***************************** */
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/* Prototypes */
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/* ***************************** */
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/* ***************************** */
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/* Functions */
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/* ***************************** */
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static int ManagerAdd(Context_t *context, Track_t track) {
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dvbsubtitle_mgr_printf(10, "%s::%s name=\"%s\" encoding=\"%s\" id=%d\n", FILENAME, __FUNCTION__, track.Name, track.Encoding, track.Id);
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if (Tracks == NULL) {
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Tracks = malloc(sizeof(Track_t) * TRACKWRAP);
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}
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if (Tracks == NULL)
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{
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dvbsubtitle_mgr_err("%s:%s malloc failed\n", FILENAME, __FUNCTION__);
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return cERR_DVBSUBTITLE_MGR_ERROR;
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}
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if (TrackCount < TRACKWRAP) {
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copyTrack(&Tracks[TrackCount], &track);
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TrackCount++;
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} else {
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dvbsubtitle_mgr_err("%s:%s TrackCount out if range %d - %d\n", FILENAME, __FUNCTION__, TrackCount, TRACKWRAP);
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return cERR_DVBSUBTITLE_MGR_ERROR;
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}
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if (TrackCount > 0)
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context->playback->isDvbSubtitle = 1;
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dvbsubtitle_mgr_printf(10, "%s::%s\n", FILENAME, __FUNCTION__);
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return cERR_DVBSUBTITLE_MGR_NO_ERROR;
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}
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static char ** ManagerList(Context_t *context) {
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int i = 0, j = 0;
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char ** tracklist = NULL;
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dvbsubtitle_mgr_printf(10, "%s::%s\n", FILENAME, __FUNCTION__);
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if (Tracks != NULL) {
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tracklist = malloc(sizeof(char *) * ((TrackCount*2) + 1));
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if (tracklist == NULL)
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{
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dvbsubtitle_mgr_err("%s:%s malloc failed\n", FILENAME, __FUNCTION__);
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return NULL;
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}
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for (i = 0, j = 0; i < TrackCount; i++, j+=2) {
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tracklist[j] = strdup(Tracks[i].Name);
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tracklist[j+1] = strdup(Tracks[i].Encoding);
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}
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tracklist[j] = NULL;
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}
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dvbsubtitle_mgr_printf(10, "%s::%s return %p (%d - %d)\n", FILENAME, __FUNCTION__, tracklist, j, TrackCount);
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return tracklist;
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}
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static int ManagerDel(Context_t * context) {
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int i = 0;
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dvbsubtitle_mgr_printf(10, "%s::%s\n", FILENAME, __FUNCTION__);
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if(Tracks != NULL) {
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for (i = 0; i < TrackCount; i++) {
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freeTrack(&Tracks[i]);
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}
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free(Tracks);
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Tracks = NULL;
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} else
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{
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dvbsubtitle_mgr_err("%s::%s nothing to delete!\n", FILENAME, __FUNCTION__);
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return cERR_DVBSUBTITLE_MGR_ERROR;
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}
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TrackCount = 0;
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CurrentTrack = -1;
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context->playback->isDvbSubtitle = 0;
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dvbsubtitle_mgr_printf(10, "%s::%s return no error\n", FILENAME, __FUNCTION__);
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return cERR_DVBSUBTITLE_MGR_NO_ERROR;
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}
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static int Command(void *_context, ManagerCmd_t command, void * argument) {
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Context_t *context = (Context_t*) _context;
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int ret = cERR_DVBSUBTITLE_MGR_NO_ERROR;
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dvbsubtitle_mgr_printf(10, "%s::%s\n", FILENAME, __FUNCTION__);
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switch(command) {
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case MANAGER_ADD: {
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Track_t * track = argument;
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ret = ManagerAdd(context, *track);
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break;
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}
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case MANAGER_LIST: {
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*((char***)argument) = (char **)ManagerList(context);
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break;
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}
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case MANAGER_GET: {
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dvbsubtitle_mgr_printf(20, "%s::%s MANAGER_GET\n", FILENAME, __FUNCTION__);
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if ((TrackCount > 0) && (CurrentTrack >=0))
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*((int*)argument) = (int)Tracks[CurrentTrack].Id;
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else
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*((int*)argument) = (int)-1;
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break;
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}
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case MANAGER_GET_TRACK: {
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dvbsubtitle_mgr_printf(20, "%s::%s MANAGER_GET_TRACK\n", FILENAME, __FUNCTION__);
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if ((TrackCount > 0) && (CurrentTrack >=0))
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*((Track_t**)argument) = (Track_t*) &Tracks[CurrentTrack];
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else
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*((Track_t**)argument) = NULL;
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break;
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}
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case MANAGER_GETENCODING: {
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if ((TrackCount > 0) && (CurrentTrack >=0))
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*((char**)argument) = (char *)strdup(Tracks[CurrentTrack].Encoding);
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else
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*((char**)argument) = (char *)strdup("");
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break;
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}
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case MANAGER_GETNAME: {
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if ((TrackCount > 0) && (CurrentTrack >=0))
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*((char**)argument) = (char *)strdup(Tracks[CurrentTrack].Name);
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else
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*((char**)argument) = (char *)strdup("");
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break;
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}
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case MANAGER_SET: {
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int id = *((int*)argument);
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dvbsubtitle_mgr_printf(20, "%s::%s MANAGER_SET id=%d\n", FILENAME, __FUNCTION__, id);
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if (id >= TrackCount) {
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int mypid = id;
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for (id = 0; id < TrackCount; id++) {
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if (((AVStream *) (Tracks[id].stream))->id == mypid)
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break;
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}
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}
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if (id < TrackCount)
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CurrentTrack = id;
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else
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{
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dvbsubtitle_mgr_err("%s::%s track id out of range (%d - %d)\n", FILENAME, __FUNCTION__, id, TrackCount);
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ret = cERR_DVBSUBTITLE_MGR_ERROR;
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}
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break;
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}
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case MANAGER_DEL: {
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ret = ManagerDel(context);
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break;
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}
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default:
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dvbsubtitle_mgr_err("%s::%s ContainerCmd %d not supported!\n", FILENAME, __FUNCTION__, command);
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ret = cERR_DVBSUBTITLE_MGR_ERROR;
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break;
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}
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dvbsubtitle_mgr_printf(10, "%s:%s: returning %d\n", FILENAME, __FUNCTION__,ret);
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return ret;
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}
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struct Manager_s DvbSubtitleManager = {
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"DvbSubtitle",
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&Command,
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NULL
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};
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#endif
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