diff options
Diffstat (limited to 'bindings/_common/AudioResampler.cxx')
-rwxr-xr-x | bindings/_common/AudioResampler.cxx | 146 |
1 files changed, 73 insertions, 73 deletions
diff --git a/bindings/_common/AudioResampler.cxx b/bindings/_common/AudioResampler.cxx index 850fdc8..f492252 100755 --- a/bindings/_common/AudioResampler.cxx +++ b/bindings/_common/AudioResampler.cxx @@ -1,73 +1,73 @@ -/* -* Copyright (C) 2010-2011 Mamadou Diop. -* -* Contact: Mamadou Diop <diopmamadou(at)doubango.org> -* -* This file is part of Open Source Doubango Framework. -* -* DOUBANGO is free software: you can redistribute it and/or modify -* it under the terms of the GNU General Public License as published by -* the Free Software Foundation, either version 3 of the License, or -* (at your option) any later version. -* -* DOUBANGO is distributed in the hope that it will be useful, -* but WITHOUT ANY WARRANTY; without even the implied warranty of -* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -* GNU General Public License for more details. -* -* You should have received a copy of the GNU General Public License -* along with DOUBANGO. -* -*/ - -/**@file AudioResampler.cxx - * @brief Audio resampler - * - * @author Mamadou Diop <diopmamadou(at)doubango.org> - */ -#include "AudioResampler.h" - -#include "tinymedia/tmedia_resampler.h" - -#include "tsk_debug.h" - -AudioResampler::AudioResampler(uint32_t nInFreq, uint32_t nOutFreq, uint32_t nFrameDuration, uint32_t nChannels, uint32_t nQuality): - m_nOutFreq(nOutFreq), - m_nInFreq(nInFreq), - m_nFrameDuration(nFrameDuration), - m_nChannels(nChannels), - m_nQuality(nQuality) -{ - if ((m_pWrappedResampler = tmedia_resampler_create())) { - int ret; - if ((ret = tmedia_resampler_open(m_pWrappedResampler, nInFreq, nOutFreq, nFrameDuration, nChannels, nChannels, m_nQuality, 16))) { - TSK_DEBUG_ERROR("Failed to open audio resampler (%d)", ret); - TSK_OBJECT_SAFE_FREE(m_pWrappedResampler); - } - } - else { - TSK_DEBUG_ERROR("No audio resampler could be found. Did you forget to call tdav_init()?"); - } -} - -AudioResampler::~AudioResampler() -{ - TSK_OBJECT_SAFE_FREE(m_pWrappedResampler); -} - -uint32_t AudioResampler::process(const void* pInData, uint32_t nInSizeInBytes, void* pOutData, uint32_t nOutSizeInBytes) -{ - if(!m_pWrappedResampler) { - TSK_DEBUG_ERROR("Embedded resampler is invalid"); - return 0; - } - if(nInSizeInBytes < getInputRequiredSizeInShort()/2) { - TSK_DEBUG_ERROR("Input buffer is too short"); - return 0; - } - if(nOutSizeInBytes < getOutputRequiredSizeInShort()/2) { - TSK_DEBUG_ERROR("Output buffer is too short"); - return 0; - } - return 2*tmedia_resampler_process(m_pWrappedResampler, (uint16_t*)pInData, nInSizeInBytes/2, (uint16_t*)pOutData, nOutSizeInBytes/2); -} +/*
+* Copyright (C) 2010-2011 Mamadou Diop.
+*
+* Contact: Mamadou Diop <diopmamadou(at)doubango.org>
+*
+* This file is part of Open Source Doubango Framework.
+*
+* DOUBANGO is free software: you can redistribute it and/or modify
+* it under the terms of the GNU General Public License as published by
+* the Free Software Foundation, either version 3 of the License, or
+* (at your option) any later version.
+*
+* DOUBANGO is distributed in the hope that it will be useful,
+* but WITHOUT ANY WARRANTY; without even the implied warranty of
+* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+* GNU General Public License for more details.
+*
+* You should have received a copy of the GNU General Public License
+* along with DOUBANGO.
+*
+*/
+
+/**@file AudioResampler.cxx
+ * @brief Audio resampler
+ *
+ * @author Mamadou Diop <diopmamadou(at)doubango.org>
+ */
+#include "AudioResampler.h"
+
+#include "tinymedia/tmedia_resampler.h"
+
+#include "tsk_debug.h"
+
+AudioResampler::AudioResampler(uint32_t nInFreq, uint32_t nOutFreq, uint32_t nFrameDuration, uint32_t nChannels, uint32_t nQuality):
+ m_nOutFreq(nOutFreq),
+ m_nInFreq(nInFreq),
+ m_nFrameDuration(nFrameDuration),
+ m_nChannels(nChannels),
+ m_nQuality(nQuality)
+{
+ if ((m_pWrappedResampler = tmedia_resampler_create())) {
+ int ret;
+ if ((ret = tmedia_resampler_open(m_pWrappedResampler, nInFreq, nOutFreq, nFrameDuration, nChannels, nChannels, m_nQuality, 16))) {
+ TSK_DEBUG_ERROR("Failed to open audio resampler (%d)", ret);
+ TSK_OBJECT_SAFE_FREE(m_pWrappedResampler);
+ }
+ }
+ else {
+ TSK_DEBUG_ERROR("No audio resampler could be found. Did you forget to call tdav_init()?");
+ }
+}
+
+AudioResampler::~AudioResampler()
+{
+ TSK_OBJECT_SAFE_FREE(m_pWrappedResampler);
+}
+
+uint32_t AudioResampler::process(const void* pInData, uint32_t nInSizeInBytes, void* pOutData, uint32_t nOutSizeInBytes)
+{
+ if(!m_pWrappedResampler) {
+ TSK_DEBUG_ERROR("Embedded resampler is invalid");
+ return 0;
+ }
+ if(nInSizeInBytes < getInputRequiredSizeInShort()/2) {
+ TSK_DEBUG_ERROR("Input buffer is too short");
+ return 0;
+ }
+ if(nOutSizeInBytes < getOutputRequiredSizeInShort()/2) {
+ TSK_DEBUG_ERROR("Output buffer is too short");
+ return 0;
+ }
+ return 2*tmedia_resampler_process(m_pWrappedResampler, (uint16_t*)pInData, nInSizeInBytes/2, (uint16_t*)pOutData, nOutSizeInBytes/2);
+}
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