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Create export temporary files in the export directory

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git-svn-id: svn://localhost/ardour2/branches/3.0@13371 d708f5d6-7413-0410-9779-e7cbd77b26cf
This commit is contained in:
Sakari Bergen 2012-10-30 21:14:03 +00:00
parent b5c5fc7a08
commit c8a4bdc4a4
2 changed files with 31 additions and 4 deletions
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11
libs/ardour/export_graph_builder.cc
View File

@ -1,5 +1,7 @@
#include "ardour/export_graph_builder.h"
#include <glibmm/miscutils.h>
#include "audiographer/process_context.h"
#include "audiographer/general/chunker.h"
#include "audiographer/general/interleaver.h"
@ -17,6 +19,7 @@
#include "ardour/export_filename.h"
#include "ardour/export_format_specification.h"
#include "ardour/export_timespan.h"
#include "ardour/session_directory.h"
#include "ardour/sndfile_helpers.h"
#include "pbd/file_utils.h"
@ -292,6 +295,12 @@ ExportGraphBuilder::SFC::operator== (FileSpec const & other_config) const
ExportGraphBuilder::Normalizer::Normalizer (ExportGraphBuilder & parent, FileSpec const & new_config, framecnt_t /*max_frames*/)
: parent (parent)
{
std::string tmpfile_path = parent.session.session_directory().export_path();
tmpfile_path = Glib::build_filename(tmpfile_path, "XXXXXX");
char tmpfile_path_buf[tmpfile_path.size() + 1];
std::copy(tmpfile_path.begin(), tmpfile_path.end(), tmpfile_path_buf);
tmpfile_path_buf[tmpfile_path.size()] = '\0';
config = new_config;
uint32_t const channels = config.channel_config->get_n_chans();
max_frames_out = 4086 - (4086 % channels); // TODO good chunk size
@ -305,7 +314,7 @@ ExportGraphBuilder::Normalizer::Normalizer (ExportGraphBuilder & parent, FileSpe
normalizer->add_output (threader);
int format = ExportFormatBase::F_RAW | ExportFormatBase::SF_Float;
tmp_file.reset (new TmpFile<float> (format, channels, config.format->sample_rate()));
tmp_file.reset (new TmpFile<float> (tmpfile_path_buf, format, channels, config.format->sample_rate()));
tmp_file->FileWritten.connect_same_thread (post_processing_connection,
boost::bind (&Normalizer::start_post_processing, this));

24
libs/audiographer/audiographer/sndfile/tmp_file.h
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@ -1,6 +1,9 @@
#ifndef AUDIOGRAPHER_TMP_FILE_H
#define AUDIOGRAPHER_TMP_FILE_H
#include <cstdio>
#include <string>
#include "sndfile_writer.h"
#include "sndfile_reader.h"
@ -12,14 +15,29 @@ template<typename T = DefaultSampleType>
class TmpFile : public SndfileWriter<T>, public SndfileReader<T>
{
public:
/// \a filename_template must match the requirements for mkstemp, i.e. end in "XXXXXX"
TmpFile (char * filename_template, int format, ChannelCount channels, framecnt_t samplerate)
: SndfileHandle (mkstemp(filename_template), true, SndfileBase::ReadWrite, format, channels, samplerate)
, filename (filename_template)
{}
TmpFile (int format, ChannelCount channels, framecnt_t samplerate)
: SndfileHandle (fileno (tmpfile()), true, SndfileBase::ReadWrite, format, channels, samplerate)
{}
TmpFile (TmpFile const & other) : SndfileHandle (other) {}
using SndfileHandle::operator=;
~TmpFile()
{
if (!filename.empty()) {
std::remove(filename.c_str());
}
}
private:
std::string filename;
};
} // namespace