diff options
Diffstat (limited to 'libvideoeditor/vss/mcs/src/M4MCS_AudioEffects.c')
| -rwxr-xr-x | libvideoeditor/vss/mcs/src/M4MCS_AudioEffects.c | 183 |
1 files changed, 0 insertions, 183 deletions
diff --git a/libvideoeditor/vss/mcs/src/M4MCS_AudioEffects.c b/libvideoeditor/vss/mcs/src/M4MCS_AudioEffects.c deleted file mode 100755 index 488de68..0000000 --- a/libvideoeditor/vss/mcs/src/M4MCS_AudioEffects.c +++ /dev/null @@ -1,183 +0,0 @@ -/* - * 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. - */ -/** - ************************************************************************* - * @file M4MCS_API.c - * @brief MCS implementation (Video Compressor Service) - * @note This file implements the API and the processing of the MCS - ************************************************************************* - **/ - -/****************/ -/*** Includes ***/ -/****************/ - -/** - * OSAL headers */ -#include "M4OSA_Memory.h" /**< OSAL memory management */ -#include "M4OSA_Debug.h" /**< OSAL debug management */ - -/* Our headers */ -#include "M4MCS_API.h" -#include "M4MCS_ErrorCodes.h" -#include "M4MCS_InternalTypes.h" -#include "M4MCS_InternalConfig.h" -#include "M4MCS_InternalFunctions.h" - -/* Common headers (for aac) */ -#include "M4_Common.h" - -#ifdef M4VSS_ENABLE_EXTERNAL_DECODERS -#include "M4VD_EXTERNAL_Interface.h" -#endif /* M4VSS_ENABLE_EXTERNAL_DECODERS */ - - - -/** - ****************************************************************************** - * M4OSA_ERR M4MCS_intCheckAudioEffects(M4MCS_InternalContext* pContext) - * @brief Check if an effect has to be applied currently - * @note It is called by the stepEncoding function - * @param pContext (IN) MCS internal context - * @return M4NO_ERROR: No error - ****************************************************************************** - */ -M4OSA_ERR M4MCS_intCheckAudioEffects(M4MCS_InternalContext* pC) -{ - M4OSA_Int8 *pActiveEffectNumber = &(pC->pActiveEffectNumber); - - *pActiveEffectNumber = -1; - - if(pC->ReaderAudioAU.m_CTS > pC->uiBeginCutTime - && pC->ReaderAudioAU.m_CTS < pC->uiEndCutTime) - { - M4OSA_UInt32 outputRelatedTime = 0; - M4OSA_UInt8 uiEffectIndex = 0; - outputRelatedTime = - (M4OSA_UInt32)(pC->ReaderAudioAU.m_CTS - pC->uiBeginCutTime + 0.5); - - for(uiEffectIndex=0; uiEffectIndex<pC->nbEffects; uiEffectIndex++) - { - if ((outputRelatedTime >= - (M4OSA_UInt32)(pC->pEffects[uiEffectIndex].uiStartTime)) && - (outputRelatedTime < - (M4OSA_UInt32)(pC->pEffects[uiEffectIndex].uiStartTime +\ - pC->pEffects[uiEffectIndex].uiDuration))) - { - *pActiveEffectNumber = uiEffectIndex; - uiEffectIndex = pC->nbEffects; - } - } - } - - return M4NO_ERROR; -} - - -/** - ****************************************************************************** - * M4OSA_ERR M4MCS_editAudioEffectFct_FadeIn() - * @brief Apply audio effect FadeIn to pPCMdata - * @param pC (IN/OUT) Internal edit context - * @param pPCMdata (IN/OUT) Input and Output PCM audio data - * @param uiPCMsize (IN) Size of pPCMdata - * @param pProgress (IN) Effect progress - * @return M4NO_ERROR: No error - ****************************************************************************** - */ -M4OSA_ERR M4MCS_editAudioEffectFct_FadeIn( M4OSA_Void *pFunctionContext, - M4OSA_Int16 *pPCMdata, - M4OSA_UInt32 uiPCMsize, - M4MCS_ExternalProgress *pProgress) -{ - /* we will cast each Int16 sample into this Int32 variable */ - M4OSA_Int32 i32sample; - - /** - * Sanity check */ - if(pProgress->uiProgress > 1000) - { - pProgress->uiProgress = 1000; - } - - /** - * From buffer size (bytes) to number of sample (int16): divide by two */ - uiPCMsize >>= 1; - - /** - * Loop on samples */ - while (uiPCMsize-->0) /**< decrementing to optimize */ - { - i32sample = *pPCMdata; - i32sample *= pProgress->uiProgress; - i32sample /= 1000; - *pPCMdata++ = (M4OSA_Int16)i32sample; - } - - /** - * Return */ - M4OSA_TRACE3_0("M4MCS_editAudioEffectFct_FadeIn: returning M4NO_ERROR"); - return M4NO_ERROR; -} - - -/** - ****************************************************************************** - * M4OSA_ERR M4MCS_editAudioEffectFct_FadeOut() - * @brief Apply audio effect FadeIn to pPCMdata - * @param pC (IN/OUT) Internal edit context - * @param pPCMdata (IN/OUT) Input and Output PCM audio data - * @param uiPCMsize (IN) Size of pPCMdata - * @param pProgress (IN) Effect progress - * @return M4NO_ERROR: No error - ****************************************************************************** - */ -M4OSA_ERR M4MCS_editAudioEffectFct_FadeOut( M4OSA_Void *pFunctionContext, - M4OSA_Int16 *pPCMdata, - M4OSA_UInt32 uiPCMsize, - M4MCS_ExternalProgress *pProgress) -{ - /* we will cast each Int16 sample into this Int32 variable */ - M4OSA_Int32 i32sample; - - /** - * Sanity check */ - if(pProgress->uiProgress > 1000) - { - pProgress->uiProgress = 1000; - } - pProgress->uiProgress = 1000 - pProgress->uiProgress; - - /** - * From buffer size (bytes) to number of sample (int16): divide by two */ - uiPCMsize >>= 1; - - /** - * Loop on samples */ - while (uiPCMsize-->0) /**< decrementing to optimize */ - { - i32sample = *pPCMdata; - i32sample *= pProgress->uiProgress; - i32sample /= 1000; - *pPCMdata++ = (M4OSA_Int16)i32sample; - } - - /** - * Return */ - M4OSA_TRACE3_0("M4MCS_editAudioEffectFct_FadeOut: returning M4NO_ERROR"); - return M4NO_ERROR; -} - |