2016-07-05 17:44:02 +00:00
|
|
|
/*
|
|
|
|
This file is part of Telegram Desktop,
|
2018-01-03 10:23:14 +00:00
|
|
|
the official desktop application for the Telegram messaging service.
|
2016-07-05 17:44:02 +00:00
|
|
|
|
2018-01-03 10:23:14 +00:00
|
|
|
For license and copyright information please follow this link:
|
|
|
|
https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
|
2016-07-05 17:44:02 +00:00
|
|
|
*/
|
|
|
|
#pragma once
|
|
|
|
|
2018-03-27 12:16:00 +00:00
|
|
|
#include "base/bytes.h"
|
2020-10-13 16:43:18 +00:00
|
|
|
#include "core/file_location.h"
|
2019-02-28 21:03:25 +00:00
|
|
|
#include "media/streaming/media_streaming_utility.h"
|
2018-03-27 12:16:00 +00:00
|
|
|
|
2019-02-28 21:03:25 +00:00
|
|
|
namespace Media {
|
2017-05-18 20:18:59 +00:00
|
|
|
|
2016-07-05 17:44:02 +00:00
|
|
|
class AudioPlayerLoader {
|
|
|
|
public:
|
2018-03-27 12:16:00 +00:00
|
|
|
AudioPlayerLoader(
|
2020-10-13 16:43:18 +00:00
|
|
|
const Core::FileLocation &file,
|
2018-03-27 12:16:00 +00:00
|
|
|
const QByteArray &data,
|
|
|
|
bytes::vector &&buffer);
|
2016-07-05 17:44:02 +00:00
|
|
|
virtual ~AudioPlayerLoader();
|
|
|
|
|
2023-03-08 09:31:58 +00:00
|
|
|
virtual bool check(
|
|
|
|
const Core::FileLocation &file,
|
|
|
|
const QByteArray &data);
|
2016-07-05 17:44:02 +00:00
|
|
|
|
2023-03-08 09:31:58 +00:00
|
|
|
virtual bool open(crl::time positionMs, float64 speed = 1.) = 0;
|
|
|
|
virtual crl::time duration() = 0;
|
2018-01-02 16:18:53 +00:00
|
|
|
virtual int samplesFrequency() = 0;
|
2023-03-06 09:51:37 +00:00
|
|
|
virtual int sampleSize() = 0;
|
2018-01-02 16:18:53 +00:00
|
|
|
virtual int format() = 0;
|
2016-07-05 17:44:02 +00:00
|
|
|
|
2023-03-08 09:31:58 +00:00
|
|
|
virtual void dropFramesTill(int64 samples) {
|
|
|
|
}
|
|
|
|
[[nodiscard]] virtual int64 startReadingQueuedFrames(float64 newSpeed) {
|
|
|
|
Unexpected(
|
|
|
|
"startReadingQueuedFrames() on not AbstractAudioFFMpegLoader");
|
|
|
|
}
|
|
|
|
|
|
|
|
[[nodiscard]] int bytesPerBuffer();
|
|
|
|
|
2023-03-06 09:51:37 +00:00
|
|
|
enum class ReadError {
|
|
|
|
Other,
|
2023-03-08 09:31:58 +00:00
|
|
|
Retry,
|
|
|
|
RetryNotQueued,
|
2016-07-05 17:44:02 +00:00
|
|
|
Wait,
|
2016-07-05 17:44:22 +00:00
|
|
|
EndOfFile,
|
2016-07-05 17:44:02 +00:00
|
|
|
};
|
2023-03-06 09:51:37 +00:00
|
|
|
using ReadResult = std::variant<bytes::const_span, ReadError>;
|
|
|
|
[[nodiscard]] virtual ReadResult readMore() = 0;
|
|
|
|
|
2019-06-26 15:04:38 +00:00
|
|
|
virtual void enqueuePackets(std::deque<FFmpeg::Packet> &&packets) {
|
2017-05-18 20:18:59 +00:00
|
|
|
Unexpected("enqueuePackets() call on not ChildFFMpegLoader.");
|
|
|
|
}
|
2019-02-21 13:40:09 +00:00
|
|
|
virtual void setForceToBuffer(bool force) {
|
|
|
|
Unexpected("setForceToBuffer() call on not ChildFFMpegLoader.");
|
|
|
|
}
|
|
|
|
virtual bool forceToBuffer() const {
|
|
|
|
return false;
|
|
|
|
}
|
2016-07-05 17:44:02 +00:00
|
|
|
|
2023-03-06 09:51:37 +00:00
|
|
|
void saveDecodedSamples(not_null<QByteArray*> samples);
|
|
|
|
void takeSavedDecodedSamples(not_null<QByteArray*> samples);
|
2016-07-05 17:44:02 +00:00
|
|
|
bool holdsSavedDecodedSamples() const;
|
2023-03-08 09:31:58 +00:00
|
|
|
void dropDecodedSamples();
|
2016-07-05 17:44:02 +00:00
|
|
|
|
|
|
|
protected:
|
2020-10-13 16:43:18 +00:00
|
|
|
Core::FileLocation _file;
|
2017-05-03 11:36:39 +00:00
|
|
|
bool _access = false;
|
|
|
|
QByteArray _data;
|
2018-03-27 12:16:00 +00:00
|
|
|
bytes::vector _bytes;
|
2016-07-05 17:44:02 +00:00
|
|
|
|
2017-05-03 11:36:39 +00:00
|
|
|
QFile _f;
|
|
|
|
int _dataPos = 0;
|
2016-07-05 17:44:02 +00:00
|
|
|
|
|
|
|
bool openFile();
|
|
|
|
|
|
|
|
private:
|
|
|
|
QByteArray _savedSamples;
|
|
|
|
bool _holdsSavedSamples = false;
|
|
|
|
|
2023-03-08 09:31:58 +00:00
|
|
|
int _bytesPerBuffer = 0;
|
|
|
|
|
2016-07-05 17:44:02 +00:00
|
|
|
};
|
2019-02-28 21:03:25 +00:00
|
|
|
|
|
|
|
} // namespace Media
|