change: change code style to Linux style except indent.
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@@ -28,12 +28,14 @@
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#include "common/filefunctions.h"
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#include "node/output/viewer/viewer.h"
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namespace olive {
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namespace olive
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{
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const qint64 AudioPlaybackCache::kDefaultSegmentSizePerChannel = 10 * 1024 * 1024;
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const qint64 AudioPlaybackCache::kDefaultSegmentSizePerChannel =
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10 * 1024 * 1024;
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AudioPlaybackCache::AudioPlaybackCache(QObject* parent) :
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PlaybackCache(parent)
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AudioPlaybackCache::AudioPlaybackCache(QObject *parent)
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: PlaybackCache(parent)
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{
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}
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@@ -43,93 +45,106 @@ AudioPlaybackCache::~AudioPlaybackCache()
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void AudioPlaybackCache::SetParameters(const AudioParams ¶ms)
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{
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if (params_ == params) {
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return;
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}
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if (params_ == params) {
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return;
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}
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params_ = params;
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params_ = params;
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}
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void AudioPlaybackCache::WritePCM(const TimeRange &range, const TimeRangeList &valid_ranges, const SampleBuffer &samples)
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void AudioPlaybackCache::WritePCM(const TimeRange &range,
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const TimeRangeList &valid_ranges,
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const SampleBuffer &samples)
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{
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for (const TimeRange &r : valid_ranges) {
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if (WritePartOfSampleBuffer(samples, r.in(), r.in() - range.in(), r.length())) {
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Validate(r);
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}
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}
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for (const TimeRange &r : valid_ranges) {
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if (WritePartOfSampleBuffer(samples, r.in(), r.in() - range.in(),
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r.length())) {
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Validate(r);
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}
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}
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}
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void AudioPlaybackCache::WriteSilence(const TimeRange &range)
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{
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// WritePCM will automatically fill non-existent bytes with silence, so we just have to send
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// it an empty sample buffer
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WritePCM(range, {range}, SampleBuffer());
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// WritePCM will automatically fill non-existent bytes with silence, so we just have to send
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// it an empty sample buffer
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WritePCM(range, { range }, SampleBuffer());
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}
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bool AudioPlaybackCache::WritePartOfSampleBuffer(const SampleBuffer &samples, const rational &write_start, const rational &buffer_start, const rational &length)
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bool AudioPlaybackCache::WritePartOfSampleBuffer(const SampleBuffer &samples,
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const rational &write_start,
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const rational &buffer_start,
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const rational &length)
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{
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int64_t length_in_bytes = params_.time_to_bytes_per_channel(length);
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int64_t length_in_bytes = params_.time_to_bytes_per_channel(length);
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int64_t start_cache_offset = params_.time_to_bytes_per_channel(write_start);
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int64_t end_cache_offset = start_cache_offset + length_in_bytes;
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int64_t start_cache_offset = params_.time_to_bytes_per_channel(write_start);
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int64_t end_cache_offset = start_cache_offset + length_in_bytes;
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int64_t start_buffer_offset = params_.time_to_bytes_per_channel(buffer_start);
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int64_t end_buffer_offset = std::min(start_buffer_offset + length_in_bytes, params_.samples_to_bytes_per_channel(samples.sample_count()));
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int64_t start_buffer_offset =
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params_.time_to_bytes_per_channel(buffer_start);
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int64_t end_buffer_offset =
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std::min(start_buffer_offset + length_in_bytes,
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params_.samples_to_bytes_per_channel(samples.sample_count()));
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int64_t current_cache_offset = start_cache_offset;
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int64_t current_buffer_offset = start_buffer_offset;
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int64_t current_cache_offset = start_cache_offset;
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int64_t current_buffer_offset = start_buffer_offset;
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bool success = true;
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bool success = true;
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while (current_cache_offset != end_cache_offset) {
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int64_t segment = current_cache_offset / kDefaultSegmentSizePerChannel;
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int64_t segment_start = segment * kDefaultSegmentSizePerChannel;
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int64_t segment_end = segment_start + kDefaultSegmentSizePerChannel;
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while (current_cache_offset != end_cache_offset) {
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int64_t segment = current_cache_offset / kDefaultSegmentSizePerChannel;
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int64_t segment_start = segment * kDefaultSegmentSizePerChannel;
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int64_t segment_end = segment_start + kDefaultSegmentSizePerChannel;
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int64_t offset_in_segment = current_cache_offset - segment_start;
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int64_t write_len = segment_end - offset_in_segment;
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int64_t max_buffer_len = end_buffer_offset - current_buffer_offset;
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int64_t zero_len = 0;
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int64_t offset_in_segment = current_cache_offset - segment_start;
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int64_t write_len = segment_end - offset_in_segment;
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int64_t max_buffer_len = end_buffer_offset - current_buffer_offset;
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int64_t zero_len = 0;
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if (write_len > max_buffer_len) {
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zero_len = write_len - max_buffer_len;
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write_len = max_buffer_len;
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}
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if (write_len > max_buffer_len) {
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zero_len = write_len - max_buffer_len;
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write_len = max_buffer_len;
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}
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for (int channel=0; channel<params_.channel_count(); channel++) {
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QString filename = GetSegmentFilename(segment, channel);
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for (int channel = 0; channel < params_.channel_count(); channel++) {
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QString filename = GetSegmentFilename(segment, channel);
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if (!FileFunctions::DirectoryIsValid(QFileInfo(filename).dir())) {
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success = false;
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break;
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}
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if (!FileFunctions::DirectoryIsValid(QFileInfo(filename).dir())) {
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success = false;
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break;
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}
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QFile f(filename);
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if (f.open(QFile::ReadWrite)) {
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f.seek(offset_in_segment);
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f.write(reinterpret_cast<const char*>(samples.data(channel)) + current_buffer_offset, write_len);
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QFile f(filename);
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if (f.open(QFile::ReadWrite)) {
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f.seek(offset_in_segment);
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f.write(reinterpret_cast<const char *>(samples.data(channel)) +
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current_buffer_offset,
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write_len);
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if (zero_len > 0) {
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QByteArray b(zero_len, 0);
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f.write(b.constData());
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}
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if (zero_len > 0) {
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QByteArray b(zero_len, 0);
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f.write(b.constData());
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}
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f.close();
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} else {
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success = false;
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}
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}
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f.close();
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} else {
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success = false;
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}
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}
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current_cache_offset += write_len;
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current_buffer_offset += write_len;
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}
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current_cache_offset += write_len;
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current_buffer_offset += write_len;
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}
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return success;
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return success;
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}
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QString AudioPlaybackCache::GetSegmentFilename(qint64 segment_index, int channel)
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QString AudioPlaybackCache::GetSegmentFilename(qint64 segment_index,
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int channel)
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{
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return GetThisCacheDirectory().filePath(QStringLiteral("%1.%2").arg(QString::number(segment_index), QString::number(channel)));
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return GetThisCacheDirectory().filePath(QStringLiteral("%1.%2").arg(
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QString::number(segment_index), QString::number(channel)));
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}
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}
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