diff options
Diffstat (limited to 'src/engine/AudioBuffer.cpp')
| -rw-r--r-- | src/engine/AudioBuffer.cpp | 13 |
1 files changed, 7 insertions, 6 deletions
diff --git a/src/engine/AudioBuffer.cpp b/src/engine/AudioBuffer.cpp index 2fc1b234..4ee42274 100644 --- a/src/engine/AudioBuffer.cpp +++ b/src/engine/AudioBuffer.cpp @@ -204,13 +204,13 @@ AudioBuffer::copy(const Buffer* src, size_t start_sample, size_t end_sample) const Sample* const src_buf = ((AudioBuffer*)src)->data(); assert(src_buf); - const size_t to_copy = std::min(end_sample, _size); - for (size_t i=start_sample; i <= to_copy; ++i) + const size_t to_copy = std::min(end_sample, _size - 1); + for (size_t i = start_sample; i <= to_copy; ++i) buf[i] = src_buf[i]; } -/** Accumulate a block of @a src into @a dst. +/** Accumulate a block of @a src into buffer. * * @a start_sample and @a end_sample define the inclusive range to be accumulated. * This function only adds the same range in one buffer to another. @@ -219,16 +219,17 @@ void AudioBuffer::accumulate(const AudioBuffer* const src, size_t start_sample, size_t end_sample) { assert(end_sample >= start_sample); - assert(end_sample < _size); assert(src); - + assert(src->type() == DataType::CONTROL || DataType::AUDIO); + Sample* const buf = data(); assert(buf); const Sample* const src_buf = src->data(); assert(src_buf); - for (size_t i=start_sample; i <= end_sample; ++i) + const size_t to_copy = std::min(end_sample, _size - 1); + for (size_t i = start_sample; i <= to_copy; ++i) buf[i] += src_buf[i]; } |