Audaspace: added audio file streams functionality.

On the blender side this commit fixes importing video files with audio
and video streams that do not share the same start time and duration.

Differential Revision: https://developer.blender.org/D12353

3 files changed, 47 insertions, 11 deletions

diff --git a/extern/audaspace/src/file/File.cpp b/extern/audaspace/src/file/File.cpp
index 0cdecb03657..5d4bae482d6 100644
--- a/extern/audaspace/src/file/File.cpp
+++ b/extern/audaspace/src/file/File.cpp
@@ -23,23 +23,31 @@
 
 AUD_NAMESPACE_BEGIN
 
-File::File(std::string filename) :
-	m_filename(filename)
+File::File(std::string filename, int stream) :
+	m_filename(filename), m_stream(stream)
 {
 }
 
-File::File(const data_t* buffer, int size) :
-	m_buffer(new Buffer(size))
+File::File(const data_t* buffer, int size, int stream) :
+	m_buffer(new Buffer(size)), m_stream(stream)
 {
 	std::memcpy(m_buffer->getBuffer(), buffer, size);
 }
 
+std::vector<StreamInfo> File::queryStreams()
+{
+	if(m_buffer.get())
+		return FileManager::queryStreams(m_buffer);
+	else
+		return FileManager::queryStreams(m_filename);
+}
+
 std::shared_ptr<IReader> File::createReader()
 {
 	if(m_buffer.get())
-		return FileManager::createReader(m_buffer);
+		return FileManager::createReader(m_buffer, m_stream);
 	else
-		return FileManager::createReader(m_filename);
+		return FileManager::createReader(m_filename, m_stream);
 }
 
 AUD_NAMESPACE_END
diff --git a/extern/audaspace/src/file/FileManager.cpp b/extern/audaspace/src/file/FileManager.cpp
index f8ef8deb409..7cbc0318f8c 100644
--- a/extern/audaspace/src/file/FileManager.cpp
+++ b/extern/audaspace/src/file/FileManager.cpp
@@ -43,13 +43,13 @@ void FileManager::registerOutput(std::shared_ptr<aud::IFileOutput> output)
 	outputs().push_back(output);
 }
 
-std::shared_ptr<IReader> FileManager::createReader(std::string filename)
+std::shared_ptr<IReader> FileManager::createReader(std::string filename, int stream)
 {
 	for(std::shared_ptr<IFileInput> input : inputs())
 	{
 		try
 		{
-			return input->createReader(filename);
+			return input->createReader(filename, stream);
 		}
 		catch(Exception&) {}
 	}
@@ -57,13 +57,41 @@ std::shared_ptr<IReader> FileManager::createReader(std::string filename)
 	AUD_THROW(FileException, "The file couldn't be read with any installed file reader.");
 }
 
-std::shared_ptr<IReader> FileManager::createReader(std::shared_ptr<Buffer> buffer)
+std::shared_ptr<IReader> FileManager::createReader(std::shared_ptr<Buffer> buffer, int stream)
 {
 	for(std::shared_ptr<IFileInput> input : inputs())
 	{
 		try
 		{
-			return input->createReader(buffer);
+			return input->createReader(buffer, stream);
+		}
+		catch(Exception&) {}
+	}
+
+	AUD_THROW(FileException, "The file couldn't be read with any installed file reader.");
+}
+
+std::vector<StreamInfo> FileManager::queryStreams(std::string filename)
+{
+	for(std::shared_ptr<IFileInput> input : inputs())
+	{
+		try
+		{
+			return input->queryStreams(filename);
+		}
+		catch(Exception&) {}
+	}
+
+	AUD_THROW(FileException, "The file couldn't be read with any installed file reader.");
+}
+
+std::vector<StreamInfo> FileManager::queryStreams(std::shared_ptr<Buffer> buffer)
+{
+	for(std::shared_ptr<IFileInput> input : inputs())
+	{
+		try
+		{
+			return input->queryStreams(buffer);
 		}
 		catch(Exception&) {}
 	}
diff --git a/extern/audaspace/src/fx/VolumeReader.cpp b/extern/audaspace/src/fx/VolumeReader.cpp
index 627acbac9ef..ac1d4882a87 100644
--- a/extern/audaspace/src/fx/VolumeReader.cpp
+++ b/extern/audaspace/src/fx/VolumeReader.cpp
@@ -57,4 +57,4 @@ void VolumeReader::read(int& length, bool& eos, sample_t* buffer)
 		buffer[i] = buffer[i] * m_volumeStorage->getVolume();
 }
 
-AUD_NAMESPACE_END
+AUD_NAMESPACE_END
\ No newline at end of file