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/*
* Copyright (C) Texas Instruments - http://www.ti.com/
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
*
* This library 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
* Lesser General Public License for more details.
*
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
/* ==============================================================================
* Texas Instruments OMAP (TM) Platform Software
* (c) Copyright Texas Instruments, Incorporated. All Rights Reserved.
*
* Use of this software is controlled by the terms and conditions found
* in the license agreement under which this software has been supplied.
* ============================================================================ */
/**
* @file OMX_AacDec_CompThread.c
*
* This file implements OMX Component for AAC Decoder that
* is fully compliant with the OMX Audio specification 1.0.
*
* @path $(CSLPATH)\
*
* @rev 1.0
*/
/* ----------------------------------------------------------------------------
*!
*! Revision History
*! ===================================
*! 13-Dec-2005 mf: Initial Version. Change required per OMAPSWxxxxxxxxx
*! to provide _________________.
*!
* ============================================================================= */
/* ------compilation control switches -------------------------*/
/****************************************************************
* INCLUDE FILES
****************************************************************/
/* ----- system and platform files ----------------------------*/
#ifdef UNDER_CE
#include <windows.h>
#include <oaf_osal.h>
#include <omx_core.h>
#include <stdlib.h>
#else
#include <wchar.h>
#include <unistd.h>
#include <sys/types.h>
#include <sys/wait.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <dlfcn.h>
#include <sys/select.h>
#include <memory.h>
#include <fcntl.h>
#include <signal.h>
#endif
#include <dbapi.h>
#include <string.h>
#include <stdio.h>
#ifdef ANDROID
#include <utils/threads.h>
#include <linux/prctl.h>
#endif
#include "OMX_AacDec_Utils.h"
/* ================================================================================= * */
/**
* @fn AACDEC_ComponentThread() This is component thread that keeps listening for
* commands or event/messages/buffers from application or from LCML.
*
* @param pThreadData This is thread argument.
*
* @pre None
*
* @post None
*
* @return OMX_ErrorNone = Always
*
* @see None
*/
/* ================================================================================ * */
void* AACDEC_ComponentThread (void* pThreadData)
{
int status;
struct timespec tv;
int fdmax;
fd_set rfds;
OMX_U32 nRet;
OMX_ERRORTYPE eError = OMX_ErrorNone;
AACDEC_COMPONENT_PRIVATE* pComponentPrivate = (AACDEC_COMPONENT_PRIVATE*)pThreadData;
OMX_COMPONENTTYPE *pHandle = pComponentPrivate->pHandle;
#ifdef ANDROID
setpriority(PRIO_PROCESS, 0, ANDROID_PRIORITY_AUDIO);
prctl(PR_SET_NAME, (unsigned long)"AACComponent", 0, 0, 0);
#endif
OMX_PRINT1(pComponentPrivate->dbg, "%d :: Entering ComponentThread \n",__LINE__);
#ifdef __PERF_INSTRUMENTATION__
pComponentPrivate->pPERFcomp = PERF_Create(PERF_FOURCC('A', 'C', 'D', '_'),
PERF_ModuleComponent |
PERF_ModuleAudioDecode);
#endif
fdmax = pComponentPrivate->cmdPipe[0];
if (pComponentPrivate->dataPipe[0] > fdmax) {
fdmax = pComponentPrivate->dataPipe[0];
}
while (1) {
FD_ZERO (&rfds);
FD_SET (pComponentPrivate->cmdPipe[0], &rfds);
FD_SET (pComponentPrivate->dataPipe[0], &rfds);
tv.tv_sec = 1;
tv.tv_nsec = 0;
#ifndef UNDER_CE
sigset_t set;
sigemptyset (&set);
sigaddset (&set, SIGALRM);
status = pselect (fdmax+1, &rfds, NULL, NULL, &tv, &set);
#else
status = select (fdmax+1, &rfds, NULL, NULL, &tv);
#endif
if (pComponentPrivate->bExitCompThrd == 1) {
OMX_ERROR4(pComponentPrivate->dbg, "%d :: Comp Thrd Exiting here...\n",__LINE__);
goto EXIT;
}
if (0 == status) {
OMX_ERROR2(pComponentPrivate->dbg, "\n\n\n!!!!! Component Time Out !!!!!!!!!!!! \n");
}
else if (-1 == status) {
OMX_ERROR4(pComponentPrivate->dbg, "%d :: Error in Select\n", __LINE__);
pComponentPrivate->cbInfo.EventHandler (pHandle,
pHandle->pApplicationPrivate,
OMX_EventError,
OMX_ErrorInsufficientResources,
OMX_TI_ErrorSevere,
"Error from COmponent Thread in select");
eError = OMX_ErrorInsufficientResources;
}
else if (FD_ISSET (pComponentPrivate->cmdPipe[0], &rfds)) {
OMX_PRCOMM2(pComponentPrivate->dbg, "%d :: CMD pipe is set in Component Thread\n",__LINE__);
nRet = AACDEC_HandleCommand (pComponentPrivate);
if (nRet == EXIT_COMPONENT_THRD) {
OMX_PRINT1(pComponentPrivate->dbg, "Exiting from Component thread\n");
AACDEC_CleanupInitParams(pHandle);
OMX_PRSTATE2(pComponentPrivate->dbg, "******************* Component State Set to Loaded\n\n");
pComponentPrivate->curState = OMX_StateLoaded;
#ifdef __PERF_INSTRUMENTATION__
PERF_Boundary(pComponentPrivate->pPERFcomp,PERF_BoundaryComplete | PERF_BoundaryCleanup);
#endif
if(pComponentPrivate->bPreempted==0){
pComponentPrivate->cbInfo.EventHandler(
pHandle, pHandle->pApplicationPrivate,
OMX_EventCmdComplete,
OMX_ErrorNone,pComponentPrivate->curState, NULL);
} else {
OMX_ERROR4(pComponentPrivate->dbg, "OMX_EventError:: OMX_ErrorPortUnpopulated at CompThread line %d\n", __LINE__);
pComponentPrivate->cbInfo.EventHandler(pHandle,
pHandle->pApplicationPrivate,
OMX_EventError,
OMX_ErrorResourcesLost,
OMX_TI_ErrorMajor,
NULL);
pComponentPrivate->bPreempted = 0;
}
}
}
else if ((FD_ISSET (pComponentPrivate->dataPipe[0], &rfds))) {
int ret;
OMX_BUFFERHEADERTYPE *pBufHeader = NULL;
OMX_PRCOMM2(pComponentPrivate->dbg, "%d :: DATA pipe is set in Component Thread\n",__LINE__);
ret = read(pComponentPrivate->dataPipe[0], &pBufHeader, sizeof(pBufHeader));
if (ret == -1) {
OMX_ERROR2(pComponentPrivate->dbg, "%d :: Error while reading from the pipe\n",__LINE__);
}
eError = AACDEC_HandleDataBuf_FromApp (pBufHeader,pComponentPrivate);
if (eError != OMX_ErrorNone) {
OMX_ERROR2(pComponentPrivate->dbg, "%d :: Error From HandleDataBuf_FromApp\n",__LINE__);
break;
}
}
}
EXIT:
pComponentPrivate->bCompThreadStarted = 0;
#ifdef __PERF_INSTRUMENTATION__
PERF_Done(pComponentPrivate->pPERFcomp);
#endif
OMX_PRINT1(pComponentPrivate->dbg, "%d :: Exiting ComponentThread \n",__LINE__);
return (void*)eError;
}
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