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      1 /*
      2  * portaudio.h, port class for audio
      3  *
      4  * Copyright (c) 2009-2010 Wind River Systems, Inc.
      5  *
      6  * Licensed under the Apache License, Version 2.0 (the "License");
      7  * you may not use this file except in compliance with the License.
      8  * You may obtain a copy of the License at
      9  *
     10  * http://www.apache.org/licenses/LICENSE-2.0
     11  *
     12  * Unless required by applicable law or agreed to in writing, software
     13  * distributed under the License is distributed on an "AS IS" BASIS,
     14  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     15  * See the License for the specific language governing permissions and
     16  * limitations under the License.
     17  */
     18 
     19 #ifndef __PORTAUDIO_H
     20 #define __PORTAUDIO_H
     21 
     22 #include <OMX_Core.h>
     23 #include <OMX_Component.h>
     24 
     25 #include <portbase.h>
     26 
     27 class PortAudio : public PortBase
     28 {
     29 public:
     30     PortAudio();
     31 
     32     OMX_ERRORTYPE SetPortAudioParam(
     33         const OMX_AUDIO_PARAM_PORTFORMATTYPE *audioparam,
     34         bool overwrite_readonly);
     35     const OMX_AUDIO_PARAM_PORTFORMATTYPE *GetPortAudioParam(void);
     36 
     37 private:
     38     OMX_AUDIO_PARAM_PORTFORMATTYPE audioparam;
     39 };
     40 
     41 /* end of PortAudio */
     42 
     43 class PortMp3 : public PortAudio
     44 {
     45 public:
     46     PortMp3();
     47 
     48     OMX_ERRORTYPE SetPortMp3Param(const OMX_AUDIO_PARAM_MP3TYPE *p,
     49                                   bool overwrite_readonly);
     50     const OMX_AUDIO_PARAM_MP3TYPE *GetPortMp3Param(void);
     51 
     52 private:
     53     OMX_AUDIO_PARAM_MP3TYPE mp3param;
     54 };
     55 
     56 /* end of PortMp3 */
     57 
     58 class PortAac : public PortAudio
     59 {
     60 public:
     61     PortAac();
     62 
     63     OMX_ERRORTYPE SetPortAacParam(const OMX_AUDIO_PARAM_AACPROFILETYPE *p,
     64                                   bool overwrite_readonly);
     65     const OMX_AUDIO_PARAM_AACPROFILETYPE *GetPortAacParam(void);
     66 
     67 private:
     68     OMX_AUDIO_PARAM_AACPROFILETYPE aacparam;
     69 };
     70 
     71 /* end of PortAac */
     72 
     73 class PortWma : public PortAudio
     74 {
     75 public:
     76     PortWma();
     77 
     78     OMX_ERRORTYPE SetPortWmaParam(const OMX_AUDIO_PARAM_WMATYPE *p,
     79                                   bool overwrite_readonly);
     80     const OMX_AUDIO_PARAM_WMATYPE *GetPortWmaParam(void);
     81 
     82 private:
     83     OMX_AUDIO_PARAM_WMATYPE wmaparam;
     84 };
     85 
     86 /* end of PortWma */
     87 
     88 class PortPcm : public PortAudio
     89 {
     90 public:
     91     PortPcm();
     92 
     93     OMX_ERRORTYPE SetPortPcmParam(const OMX_AUDIO_PARAM_PCMMODETYPE *p,
     94                                   bool overwrite_readonly);
     95     const OMX_AUDIO_PARAM_PCMMODETYPE*GetPortPcmParam(void);
     96 
     97 private:
     98     OMX_AUDIO_PARAM_PCMMODETYPE pcmparam;
     99 };
    100 
    101 /* end of PortPcm */
    102 
    103 class PortAmr : public PortAudio
    104 {
    105 public:
    106     PortAmr();
    107 
    108     OMX_ERRORTYPE SetPortAmrParam(const OMX_AUDIO_PARAM_AMRTYPE *p,
    109                                   bool overwrite_readonly);
    110     const OMX_AUDIO_PARAM_AMRTYPE*GetPortAmrParam(void);
    111 
    112 private:
    113     OMX_AUDIO_PARAM_AMRTYPE amrparam;
    114 };
    115 
    116 /* end of PortAmr */
    117 
    118 
    119 #endif /* __PORTAUDIO_H */
    120