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NO-OP: whitespace

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This commit is contained in:
Robin Gareus 2019-09-22 04:58:32 +02:00
parent 0e68d3f742
commit 99c072660b
Signed by: rgareus
GPG Key ID: A090BCE02CF57F04
1 changed files with 82 additions and 71 deletions
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153
libs/ardour/ardour/audio_buffer.h
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@ -27,14 +27,14 @@
#include "ardour/buffer.h"
#include "ardour/runtime_functions.h"
namespace ARDOUR {
namespace ARDOUR
{
/** Buffer containing audio data. */
class LIBARDOUR_API AudioBuffer : public Buffer
{
public:
AudioBuffer(size_t capacity);
~AudioBuffer();
AudioBuffer (size_t capacity);
~AudioBuffer ();
/** silence buffer
* @param len number of samples to clear
@ -48,12 +48,13 @@ public:
* @param dst_offset offset in destination buffer
* @param src_offset start offset in src buffer
*/
void read_from (const Sample* src, samplecnt_t len, sampleoffset_t dst_offset = 0, sampleoffset_t src_offset = 0) {
assert(src != 0);
assert(_capacity > 0);
assert(len <= _capacity);
copy_vector(_data + dst_offset, src + src_offset, len);
_silent = false;
void read_from (const Sample* src, samplecnt_t len, sampleoffset_t dst_offset = 0, sampleoffset_t src_offset = 0)
{
assert (src != 0);
assert (_capacity > 0);
assert (len <= _capacity);
copy_vector (_data + dst_offset, src + src_offset, len);
_silent = false;
_written = true;
}
@ -63,118 +64,123 @@ public:
* @param dst_offset offset in destination buffer
* @param src_offset start offset in src buffer
*/
void read_from (const Buffer& src, samplecnt_t len, sampleoffset_t dst_offset = 0, sampleoffset_t src_offset = 0) {
assert(&src != this);
assert(_capacity > 0);
assert(src.type() == DataType::AUDIO);
assert(dst_offset + len <= _capacity);
assert( src_offset <= ((samplecnt_t) src.capacity()-len));
void read_from (const Buffer& src, samplecnt_t len, sampleoffset_t dst_offset = 0, sampleoffset_t src_offset = 0)
{
assert (&src != this);
assert (_capacity > 0);
assert (src.type () == DataType::AUDIO);
assert (dst_offset + len <= _capacity);
assert (src_offset <= ((samplecnt_t)src.capacity () - len));
if (src.silent()) {
if (src.silent ()) {
memset (_data + dst_offset, 0, sizeof (Sample) * len);
} else {
copy_vector (_data + dst_offset, ((const AudioBuffer&)src).data() + src_offset, len);
copy_vector (_data + dst_offset, ((const AudioBuffer&)src).data () + src_offset, len);
}
if (dst_offset == 0 && src_offset == 0 && len == _capacity) {
_silent = src.silent();
_silent = src.silent ();
} else {
_silent = _silent && src.silent();
_silent = _silent && src.silent ();
}
_written = true;
}
/** Accumulate (add) @a len samples @a src starting at @a src_offset into self starting at @a dst_offset */
void merge_from (const Buffer& src, samplecnt_t len, sampleoffset_t dst_offset = 0, sampleoffset_t src_offset = 0) {
const AudioBuffer* ab = dynamic_cast<const AudioBuffer*>(&src);
void merge_from (const Buffer& src, samplecnt_t len, sampleoffset_t dst_offset = 0, sampleoffset_t src_offset = 0)
{
const AudioBuffer* ab = dynamic_cast<const AudioBuffer*> (&src);
assert (ab);
accumulate_from (*ab, len, dst_offset, src_offset);
}
/** Accumulate (add) @a len samples @a src starting at @a src_offset into self starting at @a dst_offset */
void accumulate_from (const AudioBuffer& src, samplecnt_t len, sampleoffset_t dst_offset = 0, sampleoffset_t src_offset = 0) {
assert(_capacity > 0);
assert(len <= _capacity);
void accumulate_from (const AudioBuffer& src, samplecnt_t len, sampleoffset_t dst_offset = 0, sampleoffset_t src_offset = 0)
{
assert (_capacity > 0);
assert (len <= _capacity);
if (src.silent ()) {
return;
}
Sample* const dst_raw = _data + dst_offset;
const Sample* const src_raw = src.data() + src_offset;
Sample* const dst_raw = _data + dst_offset;
const Sample* const src_raw = src.data () + src_offset;
mix_buffers_no_gain(dst_raw, src_raw, len);
mix_buffers_no_gain (dst_raw, src_raw, len);
_silent = (src.silent() && _silent);
_silent = (src.silent () && _silent);
_written = true;
}
/** Accumulate (add) @a len samples @a src starting at @a src_offset into self starting at @a dst_offset */
void accumulate_from (const Sample* src, samplecnt_t len, sampleoffset_t dst_offset = 0, sampleoffset_t src_offset = 0) {
assert(_capacity > 0);
assert(len <= _capacity);
void accumulate_from (const Sample* src, samplecnt_t len, sampleoffset_t dst_offset = 0, sampleoffset_t src_offset = 0)
{
assert (_capacity > 0);
assert (len <= _capacity);
Sample* const dst_raw = _data + dst_offset;
Sample* const dst_raw = _data + dst_offset;
const Sample* const src_raw = src + src_offset;
mix_buffers_no_gain(dst_raw, src_raw, len);
mix_buffers_no_gain (dst_raw, src_raw, len);
_silent = false;
_silent = false;
_written = true;
}
/** Accumulate (add) @a len samples @a src starting at @a src_offset into self starting at @dst_offset
* scaling by @a gain_coeff */
void accumulate_with_gain_from (const AudioBuffer& src, samplecnt_t len, gain_t gain_coeff, sampleoffset_t dst_offset = 0, sampleoffset_t src_offset = 0) {
assert(_capacity > 0);
assert(len <= _capacity);
void accumulate_with_gain_from (const AudioBuffer& src, samplecnt_t len, gain_t gain_coeff, sampleoffset_t dst_offset = 0, sampleoffset_t src_offset = 0)
{
assert (_capacity > 0);
assert (len <= _capacity);
if (src.silent() || gain_coeff == 0) {
if (src.silent () || gain_coeff == 0) {
return;
}
Sample* const dst_raw = _data + dst_offset;
const Sample* const src_raw = src.data() + src_offset;
Sample* const dst_raw = _data + dst_offset;
const Sample* const src_raw = src.data () + src_offset;
mix_buffers_with_gain (dst_raw, src_raw, len, gain_coeff);
_silent = ( (src.silent() && _silent) || (_silent && gain_coeff == 0) );
_silent = ((src.silent () && _silent) || (_silent && gain_coeff == 0));
_written = true;
}
/** Accumulate (add) @a len samples FROM THE START OF @a src into self
* scaling by @a gain_coeff */
void accumulate_with_gain_from (const Sample* src_raw, samplecnt_t len, gain_t gain_coeff, sampleoffset_t dst_offset = 0) {
void accumulate_with_gain_from (const Sample* src_raw, samplecnt_t len, gain_t gain_coeff, sampleoffset_t dst_offset = 0)
{
assert (_capacity > 0);
assert (len <= _capacity);
assert(_capacity > 0);
assert(len <= _capacity);
Sample* const dst_raw = _data + dst_offset;
Sample* const dst_raw = _data + dst_offset;
mix_buffers_with_gain (dst_raw, src_raw, len, gain_coeff);
_silent = (_silent && gain_coeff == 0);
_silent = (_silent && gain_coeff == 0);
_written = true;
}
/** Accumulate (add) @a len samples FROM THE START OF @a src into self
* scaling by @a gain_coeff */
void accumulate_with_ramped_gain_from (const Sample* src, samplecnt_t len, gain_t initial, gain_t target, sampleoffset_t dst_offset = 0) {
assert(_capacity > 0);
assert(len <= _capacity);
void accumulate_with_ramped_gain_from (const Sample* src, samplecnt_t len, gain_t initial, gain_t target, sampleoffset_t dst_offset = 0)
{
assert (_capacity > 0);
assert (len <= _capacity);
if (initial == 0 && target == 0) {
return;
}
Sample* dst = _data + dst_offset;
gain_t gain_delta = (target - initial)/len;
Sample* dst = _data + dst_offset;
gain_t gain_delta = (target - initial) / len;
for (samplecnt_t n = 0; n < len; ++n) {
*dst++ += (*src++ * initial);
initial += gain_delta;
}
_silent = (_silent && initial == 0 && target == 0);
_silent = (_silent && initial == 0 && target == 0);
_written = true;
}
@ -182,7 +188,8 @@ public:
* @param gain gain factor
* @param len number of samples to amplify
*/
void apply_gain (gain_t gain, samplecnt_t len) {
void apply_gain (gain_t gain, samplecnt_t len)
{
if (gain == 0) {
memset (_data, 0, sizeof (Sample) * len);
if (len == _capacity) {
@ -197,12 +204,13 @@ public:
*
* Constructor MUST have been passed capacity=0 or this will die (to prevent mem leaks).
*/
void set_data (Sample* data, size_t size) {
assert(!_owns_data); // prevent leaks
void set_data (Sample* data, size_t size)
{
assert (!_owns_data); // prevent leaks
_capacity = size;
_data = data;
_silent = false;
_written = false;
_data = data;
_silent = false;
_written = false;
}
/** Reallocate the buffer used internally to handle at least @nframes of data
@ -211,13 +219,15 @@ public:
*/
void resize (size_t nframes);
const Sample* data (samplecnt_t offset = 0) const {
assert(offset <= _capacity);
const Sample* data (samplecnt_t offset = 0) const
{
assert (offset <= _capacity);
return _data + offset;
}
Sample* data (samplecnt_t offset = 0) {
assert(offset <= _capacity);
Sample* data (samplecnt_t offset = 0)
{
assert (offset <= _capacity);
_silent = false;
return _data + offset;
}
@ -229,23 +239,24 @@ public:
*/
bool check_silence (pframes_t nframes, pframes_t& n) const;
void prepare () {
void prepare ()
{
if (!_owns_data) {
_data = 0;
}
_written = false;
_silent = false;
_silent = false;
}
bool written() const { return _written; }
void set_written(bool w) { _written = w; }
private:
bool written () const { return _written; }
void set_written (bool w) { _written = w; }
private:
bool _owns_data;
bool _written;
Sample* _data; ///< Actual buffer contents
};
} // namespace ARDOUR
#endif // __ardour_audio_audio_buffer_h__