diff options
Diffstat (limited to 'libvideoeditor/lvpp/VideoEditorBGAudioProcessing.h')
| -rwxr-xr-x | libvideoeditor/lvpp/VideoEditorBGAudioProcessing.h | 188 |
1 files changed, 94 insertions, 94 deletions
diff --git a/libvideoeditor/lvpp/VideoEditorBGAudioProcessing.h b/libvideoeditor/lvpp/VideoEditorBGAudioProcessing.h index c3a565e..0798fc1 100755 --- a/libvideoeditor/lvpp/VideoEditorBGAudioProcessing.h +++ b/libvideoeditor/lvpp/VideoEditorBGAudioProcessing.h @@ -1,94 +1,94 @@ -/*
- * Copyright (C) 2011 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#include "M4OSA_Error.h"
-#include "M4OSA_Types.h"
-#include "M4OSA_Memory.h"
-#include "M4OSA_Export.h"
-#include "M4OSA_CoreID.h"
-
-namespace android{
-
-#define WINDOW_SIZE 10
-
-enum veAudioFormat {MONO_16_BIT, STEREO_16_BIT};
-
-
-typedef struct {
- M4OSA_UInt16* m_dataAddress; // Android SRC needs a Int16 pointer
- M4OSA_UInt32 m_bufferSize;
-} M4AM_Buffer16; // Structure contains Int16_t pointer
-
-// Following struct will be used by app to supply the PT and BT properties
-// along with ducking values
-typedef struct {
- M4OSA_Int32 lvInSampleRate; // Sampling audio freq (8000,16000 or more )
- M4OSA_Int32 lvOutSampleRate; //Sampling audio freq (8000,16000 or more )
- veAudioFormat lvBTFormat;
-
- M4OSA_Int32 lvInDucking_threshold;
- M4OSA_Float lvInDucking_lowVolume;
- M4OSA_Bool lvInDucking_enable;
- M4OSA_Float lvPTVolLevel;
- M4OSA_Float lvBTVolLevel;
- M4OSA_Int32 lvBTChannelCount;
- M4OSA_Int32 lvPTChannelCount;
-} veAudMixSettings;
-
-// This class is defined to get SF SRC access
-class VideoEditorBGAudioProcessing {
-public:
- VideoEditorBGAudioProcessing();
- void veSetAudioProcessingParams(const veAudMixSettings& mixParams);
-
- M4OSA_Int32 veProcessAudioMixNDuck(
- void* primaryTrackBuffer,
- void* backgroundTrackBuffer,
- void* mixedOutputBuffer);
-
- ~VideoEditorBGAudioProcessing();
-
-private:
- M4OSA_Int32 mInSampleRate;
- M4OSA_Int32 mOutSampleRate;
- veAudioFormat mBTFormat;
-
- M4OSA_Bool mIsSSRCneeded;
- M4OSA_Int32 mBTChannelCount;
- M4OSA_Int32 mPTChannelCount;
- M4OSA_UInt8 mChannelConversion;
-
- M4OSA_UInt32 mDucking_threshold;
- M4OSA_Float mDucking_lowVolume;
- M4OSA_Float mDuckingFactor ;
- M4OSA_Bool mDucking_enable;
- M4OSA_Int32 mAudioVolumeArray[WINDOW_SIZE];
- M4OSA_Int32 mAudVolArrIndex;
- M4OSA_Bool mDoDucking;
- M4OSA_Float mPTVolLevel;
- M4OSA_Float mBTVolLevel;
-
- M4AM_Buffer16 mBTBuffer;
-
- M4OSA_Int32 getDecibelSound(M4OSA_UInt32 value);
- M4OSA_Bool isThresholdBreached(M4OSA_Int32* averageValue,
- M4OSA_Int32 storeCount, M4OSA_Int32 thresholdValue);
-
- // This returns the size of buffer which needs to allocated
- // before resampling is called
- M4OSA_Int32 calculateOutResampleBufSize();
-};
-} // namespace android
+/* + * Copyright (C) 2011 The Android Open Source Project + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#include "M4OSA_Error.h" +#include "M4OSA_Types.h" +#include "M4OSA_Memory.h" +#include "M4OSA_Export.h" +#include "M4OSA_CoreID.h" + +namespace android{ + +#define WINDOW_SIZE 10 + +enum veAudioFormat {MONO_16_BIT, STEREO_16_BIT}; + + +typedef struct { + M4OSA_UInt16* m_dataAddress; // Android SRC needs a Int16 pointer + M4OSA_UInt32 m_bufferSize; +} M4AM_Buffer16; // Structure contains Int16_t pointer + +// Following struct will be used by app to supply the PT and BT properties +// along with ducking values +typedef struct { + M4OSA_Int32 lvInSampleRate; // Sampling audio freq (8000,16000 or more ) + M4OSA_Int32 lvOutSampleRate; //Sampling audio freq (8000,16000 or more ) + veAudioFormat lvBTFormat; + + M4OSA_Int32 lvInDucking_threshold; + M4OSA_Float lvInDucking_lowVolume; + M4OSA_Bool lvInDucking_enable; + M4OSA_Float lvPTVolLevel; + M4OSA_Float lvBTVolLevel; + M4OSA_Int32 lvBTChannelCount; + M4OSA_Int32 lvPTChannelCount; +} veAudMixSettings; + +// This class is defined to get SF SRC access +class VideoEditorBGAudioProcessing { +public: + VideoEditorBGAudioProcessing(); + void veSetAudioProcessingParams(const veAudMixSettings& mixParams); + + M4OSA_Int32 veProcessAudioMixNDuck( + void* primaryTrackBuffer, + void* backgroundTrackBuffer, + void* mixedOutputBuffer); + + ~VideoEditorBGAudioProcessing(); + +private: + M4OSA_Int32 mInSampleRate; + M4OSA_Int32 mOutSampleRate; + veAudioFormat mBTFormat; + + M4OSA_Bool mIsSSRCneeded; + M4OSA_Int32 mBTChannelCount; + M4OSA_Int32 mPTChannelCount; + M4OSA_UInt8 mChannelConversion; + + M4OSA_UInt32 mDucking_threshold; + M4OSA_Float mDucking_lowVolume; + M4OSA_Float mDuckingFactor ; + M4OSA_Bool mDucking_enable; + M4OSA_Int32 mAudioVolumeArray[WINDOW_SIZE]; + M4OSA_Int32 mAudVolArrIndex; + M4OSA_Bool mDoDucking; + M4OSA_Float mPTVolLevel; + M4OSA_Float mBTVolLevel; + + M4AM_Buffer16 mBTBuffer; + + M4OSA_Int32 getDecibelSound(M4OSA_UInt32 value); + M4OSA_Bool isThresholdBreached(M4OSA_Int32* averageValue, + M4OSA_Int32 storeCount, M4OSA_Int32 thresholdValue); + + // This returns the size of buffer which needs to allocated + // before resampling is called + M4OSA_Int32 calculateOutResampleBufSize(); +}; +} // namespace android |