libstagefrighthw/Exynos_OMX_Plugin.h

   1 /*
   2  * Copyright (C) 2010 The Android Open Source Project
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the "License");
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at
   7  *
   8  *      http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an "AS IS" BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  */
  16
  17 #ifndef Exynos_OMX_PLUGIN
  18
  19 #define Exynos_OMX_PLUGIN
  20
  21 #include <media/hardware/OMXPluginBase.h>
  22
  23 namespace android {
  24
  25 struct ExynosOMXPlugin : public OMXPluginBase {
  26     ExynosOMXPlugin();
  27     virtual ~ExynosOMXPlugin();
  28
  29     virtual OMX_ERRORTYPE makeComponentInstance(
  30             const char *name,
  31             const OMX_CALLBACKTYPE *callbacks,
  32             OMX_PTR appData,
  33             OMX_COMPONENTTYPE **component);
  34
  35     virtual OMX_ERRORTYPE destroyComponentInstance(
  36             OMX_COMPONENTTYPE *component);
  37
  38     virtual OMX_ERRORTYPE enumerateComponents(
  39             OMX_STRING name,
  40             size_t size,
  41             OMX_U32 index);
  42
  43     virtual OMX_ERRORTYPE getRolesOfComponent(
  44             const char *name,
  45             Vector<String8> *roles);
  46
  47 private:
  48     void *mLibHandle;
  49
  50     typedef OMX_ERRORTYPE (*InitFunc)();
  51     typedef OMX_ERRORTYPE (*DeinitFunc)();
  52     typedef OMX_ERRORTYPE (*ComponentNameEnumFunc)(
  53             OMX_STRING, OMX_U32, OMX_U32);
  54
  55     typedef OMX_ERRORTYPE (*GetHandleFunc)(
  56             OMX_HANDLETYPE *, OMX_STRING, OMX_PTR, OMX_CALLBACKTYPE *);
  57
  58     typedef OMX_ERRORTYPE (*FreeHandleFunc)(OMX_HANDLETYPE *);
  59
  60     typedef OMX_ERRORTYPE (*GetRolesOfComponentFunc)(
  61             OMX_STRING, OMX_U32 *, OMX_U8 **);
  62
  63     InitFunc mInit;
  64     DeinitFunc mDeinit;
  65     ComponentNameEnumFunc mComponentNameEnum;
  66     GetHandleFunc mGetHandle;
  67     FreeHandleFunc mFreeHandle;
  68     GetRolesOfComponentFunc mGetRolesOfComponentHandle;
  69
  70     ExynosOMXPlugin(const ExynosOMXPlugin &);
  71     ExynosOMXPlugin &operator=(const ExynosOMXPlugin &);
  72 };
  73
  74 }  // namespace android
  75
  76 #endif  // Exynos_OMX_PLUGIN