OMX_WbAmrDec_ComponentThread.c revision 00f4c8bed7990ebaff8e20bd13b5dbdacbe22c29 
1
2/*
3 * Copyright (C) Texas Instruments - http://www.ti.com/
4 *
5 * This library is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU Lesser General Public
7 * License as published by the Free Software Foundation; either
8 * version 2.1 of the License, or (at your option) any later version.
9 *
10 *
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
14 * Lesser General Public License for more details.
15 *
16 *
17 * You should have received a copy of the GNU Lesser General Public
18 * License along with this library; if not, write to the Free Software
19 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
20 */
21/* ==============================================================================
22 *             Texas Instruments OMAP (TM) Platform Software
23 *  (c) Copyright Texas Instruments, Incorporated.  All Rights Reserved.
24 *
25 *  Use of this software is controlled by the terms and conditions found
26 *  in the license agreement under which this software has been supplied.
27 * ============================================================================ */
28/**
29 * @file OMX_WbAmrDec_ComponentThread.c
30 *
31 * This file implements OMX Component for WBMAR decoder that
32 * is fully compliant with the OMX Audio specification 1.0.
33 *
34 * @path  $(CSLPATH)\
35 *
36 * @rev  0.1
37 */
38/* ----------------------------------------------------------------------------
39 *!
40 *! Revision History
41 *! ===================================
42 *! 10-Sept-2005 mf:  Initial Version. Change required per OMAPSWxxxxxxxxx
43 *! to provide _________________.
44 *!
45 * ============================================================================= */
46
47
48/* ------compilation control switches -------------------------*/
49/****************************************************************
50 *  INCLUDE FILES
51 ****************************************************************/
52/* ----- system and platform files ----------------------------*/
53#ifdef UNDER_CE
54#include <windows.h>
55#else
56#include <wchar.h>
57#include <unistd.h>
58#include <dbapi.h>
59#include <string.h>
60#include <fcntl.h>
61#include <stdlib.h>
62#include <stdio.h>
63#include <errno.h>
64#include <sys/time.h>
65#include <signal.h>
66#endif
67#include "OMX_WbAmrDec_Utils.h"
68#include "OMX_WbAmrDecoder.h"
69#include "OMX_WbAmrDec_ComponentThread.h"
70
71/* ================================================================================= */
72/**
73 * @fn WBAMR_DEC_ComponentThread() Component thread
74 *
75 *  @see         OMX_ComponentThread.h
76 */
77/* ================================================================================ */
78
79void* WBAMR_DEC_ComponentThread (void* pThreadData)
80{
81    OMX_S16 status;
82    struct timespec tv;
83    OMX_S16 fdmax;
84    fd_set rfds;
85    OMX_U32 nRet;
86    OMX_ERRORTYPE eError = OMX_ErrorNone;
87    WBAMR_DEC_COMPONENT_PRIVATE* pComponentPrivate = (WBAMR_DEC_COMPONENT_PRIVATE*)pThreadData;
88    OMX_COMPONENTTYPE *pHandle = pComponentPrivate->pHandle;
89    OMX_BUFFERHEADERTYPE *pBufHeader = NULL;
90    ssize_t ret;
91
92    OMX_PRINT1(pComponentPrivate->dbg, "Entering\n");
93
94#ifdef __PERF_INSTRUMENTATION__
95    pComponentPrivate->pPERFcomp = PERF_Create(PERF_FOURCC('W', 'B', '_', 'D'),
96                                               PERF_ModuleComponent |
97                                               PERF_ModuleAudioDecode);
98#endif
99
100    fdmax = pComponentPrivate->cmdPipe[0];
101
102    if (pComponentPrivate->dataPipe[0] > fdmax) {
103        fdmax = pComponentPrivate->dataPipe[0];
104    }
105
106    while (1) {
107        FD_ZERO (&rfds);
108        FD_SET (pComponentPrivate->cmdPipe[0], &rfds);
109        FD_SET (pComponentPrivate->dataPipe[0], &rfds);
110
111        tv.tv_sec = 1;
112        tv.tv_nsec = 0;
113
114        OMX_PRINT1(pComponentPrivate->dbg, "AmrComponentThread \n");
115#ifndef UNDER_CE
116        sigset_t set;
117        sigemptyset (&set);
118        sigaddset (&set, SIGALRM);
119        status = pselect (fdmax+1, &rfds, NULL, NULL, &tv, &set);
120#else
121        status = select (fdmax+1, &rfds, NULL, NULL, &tv);
122#endif
123
124        if (pComponentPrivate->bIsStopping == 1) {
125            OMX_ERROR4(pComponentPrivate->dbg, "Comp Thrd Exiting here...\n");
126            goto EXIT;
127        }
128        if (0 == status) {
129
130            OMX_PRSTATE2(pComponentPrivate->dbg, "bIsStopping = %ld\n",
131                         pComponentPrivate->bIsStopping);
132
133            OMX_PRBUFFER2(pComponentPrivate->dbg, "lcml_nOpBuf = %ld\n",
134                          pComponentPrivate->lcml_nOpBuf);
135
136            OMX_PRBUFFER2(pComponentPrivate->dbg, "lcml_nIpBuf = %ld\n",
137                          pComponentPrivate->lcml_nIpBuf);
138            OMX_PRBUFFER2(pComponentPrivate->dbg, "app_nBuf = %ld\n",
139                          pComponentPrivate->app_nBuf);
140
141            if (pComponentPrivate->bIsStopping == 1)  {
142
143                pComponentPrivate->bIsStopping = 0;
144                pComponentPrivate->lcml_nOpBuf = 0;
145                pComponentPrivate->lcml_nIpBuf = 0;
146                pComponentPrivate->app_nBuf = 0;
147                pComponentPrivate->num_Reclaimed_Op_Buff = 0;
148
149                OMX_PRINT1(pComponentPrivate->dbg, "AmrComponentThread \n");
150                if (pComponentPrivate->curState != OMX_StateIdle) {
151                    OMX_PRINT1(pComponentPrivate->dbg, "AmrComponentThread \n");
152                    goto EXIT;
153                }
154            }
155            OMX_ERROR2(pComponentPrivate->dbg,"Component Time Out !!!!!!!!!!!! \n");
156        } else if (-1 == status) {
157            OMX_ERROR4(pComponentPrivate->dbg, "Error in Select\n");
158            pComponentPrivate->cbInfo.EventHandler (pHandle,
159                                                    pHandle->pApplicationPrivate,
160                                                    OMX_EventError,
161                                                    OMX_ErrorInsufficientResources,
162                                                    OMX_TI_ErrorSevere,
163                                                    "Error from Component Thread in select");
164            eError = OMX_ErrorInsufficientResources;
165            break;
166
167        } else if (FD_ISSET (pComponentPrivate->dataPipe[0], &rfds)) {
168            OMX_PRCOMM2(pComponentPrivate->dbg, "DATA pipe is set in Component Thread\n");
169            ret = read(pComponentPrivate->dataPipe[0], &pBufHeader, sizeof(pBufHeader));
170            if (ret == -1) {
171                OMX_ERROR4(pComponentPrivate->dbg, "Error while reading from the pipe\n");
172            }
173            eError = WBAMR_DEC_HandleDataBuf_FromApp (pBufHeader,pComponentPrivate);
174            if (eError != OMX_ErrorNone) {
175                OMX_ERROR2(pComponentPrivate->dbg, "Error From WBAMR_DEC_HandleDataBuf_FromApp\n");
176                break;
177            }
178        }
179        else if (FD_ISSET (pComponentPrivate->cmdPipe[0], &rfds)) {
180            /* Do not accept any command when the component is stopping */
181            OMX_PRCOMM2(pComponentPrivate->dbg, "CMD pipe is set in Component Thread\n");
182            nRet = WBAMR_DEC_HandleCommand (pComponentPrivate);
183            if (nRet == WBAMR_DEC_EXIT_COMPONENT_THRD) {
184                OMX_PRINT1(pComponentPrivate->dbg, "Exiting from Component thread\n");
185
186                if(eError != OMX_ErrorNone) {
187                    OMX_ERROR4(pComponentPrivate->dbg, "Function Mp3Dec_FreeCompResources returned\
188                                                                error\n");
189                    goto EXIT;
190                }
191                OMX_PRBUFFER2(pComponentPrivate->dbg, "ARM Side Resources Have Been Freed\n");
192
193                pComponentPrivate->curState = OMX_StateLoaded;
194#ifdef __PERF_INSTRUMENTATION__
195                PERF_Boundary(pComponentPrivate->pPERFcomp,PERF_BoundaryComplete | PERF_BoundaryCleanup);
196#endif
197                if (pComponentPrivate->bPreempted == 0) {
198                    pComponentPrivate->cbInfo.EventHandler(pHandle,
199                                                           pHandle->pApplicationPrivate,
200                                                           OMX_EventCmdComplete,
201                                                           OMX_ErrorNone,
202                                                           pComponentPrivate->curState,
203                                                           NULL);
204                }
205                else {
206                    pComponentPrivate->cbInfo.EventHandler(pHandle,
207                                                           pHandle->pApplicationPrivate,
208                                                           OMX_EventError,
209                                                           OMX_ErrorResourcesLost,
210                                                           OMX_TI_ErrorMajor,
211                                                           NULL);
212                    pComponentPrivate->bPreempted = 0;
213                }
214
215            }
216        }
217    }
218 EXIT:
219#ifdef __PERF_INSTRUMENTATION__
220    PERF_Done(pComponentPrivate->pPERFcomp);
221#endif
222    OMX_PRINT1(pComponentPrivate->dbg, "Exiting\n");
223    return (void*)eError;
224}
225