init

2026-03-03 08:13:16 +03:00
commit 85685e7e17
19 changed files with 2887 additions and 0 deletions
--- a/libEcliptPlayer/include/eclipt/Demuxer.h
+++ b/libEcliptPlayer/include/eclipt/Demuxer.h
@@ -0,0 +1,149 @@
+#ifndef ECLIPT_DEMUXER_H
+#define ECLIPT_DEMUXER_H
+
+#include "Frame.h"
+#include "Config.h"
+#include <string>
+#include <vector>
+#include <memory>
+#include <functional>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+#include <libavformat/avformat.h>
+#include <libavcodec/avcodec.h>
+#ifdef __cplusplus
+}
+#endif
+
+namespace eclipt {
+
+enum class MediaType {
+    Video,
+    Audio,
+    Subtitle,
+    Data,
+    Attachment
+};
+
+struct StreamMetadata {
+    int stream_index = -1;
+    MediaType media_type = MediaType::Video;
+    std::string codec_name;
+    std::string codec_long_name;
+    std::string language;
+    std::string title;
+    int profile = 0;
+    int level = 0;
+    int width = 0;
+    int height = 0;
+    int64_t bitrate = 0;
+    int sample_rate = 0;
+    int channels = 0;
+    std::string channel_layout;
+    int fps_num = 0;
+    int fps_den = 1;
+    int64_t duration = 0;
+    bool is_default = false;
+    bool is_forced = false;
+};
+
+struct Packet {
+    std::vector<uint8_t> data;
+    int stream_index = -1;
+    int64_t pts = AV_NOPTS_VALUE;
+    int64_t dts = AV_NOPTS_VALUE;
+    int64_t duration = 0;
+    int flags = 0;
+    MediaType media_type = MediaType::Video;
+    
+    Packet() = default;
+    
+    bool isKeyframe() const { return flags & AV_PKT_FLAG_KEY; }
+    bool isCorrupt() const { return flags & AV_PKT_FLAG_CORRUPT; }
+    
+    void clear() {
+        data.clear();
+        stream_index = -1;
+        pts = AV_NOPTS_VALUE;
+        dts = AV_NOPTS_VALUE;
+        duration = 0;
+        flags = 0;
+    }
+};
+
+class IDemuxer {
+public:
+    virtual ~IDemuxer() = default;
+    
+    virtual bool open(const std::string& url, const std::string& mime_type = "") = 0;
+    virtual void close() = 0;
+    virtual bool isOpen() const = 0;
+    
+    virtual bool seek(int64_t timestamp_ms, eclipt::SeekDirection dir = eclipt::SeekDirection::Absolute) = 0;
+    virtual bool seekToKeyframe(int64_t timestamp_ms) = 0;
+    
+    virtual bool readPacket(Packet& packet) = 0;
+    virtual int getPacketCount() const = 0;
+    
+    virtual std::vector<StreamMetadata> getStreams() const = 0;
+    virtual const StreamMetadata* getStream(int index) const = 0;
+    virtual const StreamMetadata* getBestVideoStream() const = 0;
+    virtual const StreamMetadata* getBestAudioStream() const = 0;
+    virtual const StreamMetadata* getBestSubtitleStream() const = 0;
+    
+    virtual int64_t getDuration() const = 0;
+    virtual int64_t getStartTime() const = 0;
+    virtual int64_t getBitrate() const = 0;
+    
+    virtual std::string getUrl() const = 0;
+    virtual std::string getFormatName() const = 0;
+    
+    virtual void setPreferredStream(int media_type, int stream_index) = 0;
+    
+    using ReadCallback = std::function<size_t(uint8_t*, size_t)>;
+    virtual void setReadCallback(ReadCallback callback) = 0;
+};
+
+class FFmpegDemuxer : public IDemuxer {
+public:
+    FFmpegDemuxer();
+    ~FFmpegDemuxer() override;
+    
+    bool open(const std::string& url, const std::string& mime_type = "") override;
+    void close() override;
+    bool isOpen() const override;
+    
+    bool seek(int64_t timestamp_ms, eclipt::SeekDirection dir = eclipt::SeekDirection::Absolute) override;
+    bool seekToKeyframe(int64_t timestamp_ms) override;
+    
+    bool readPacket(Packet& packet) override;
+    int getPacketCount() const override;
+    
+    std::vector<StreamMetadata> getStreams() const override;
+    const StreamMetadata* getStream(int index) const override;
+    const StreamMetadata* getBestVideoStream() const override;
+    const StreamMetadata* getBestAudioStream() const override;
+    const StreamMetadata* getBestSubtitleStream() const override;
+    
+    int64_t getDuration() const override;
+    int64_t getStartTime() const override;
+    int64_t getBitrate() const override;
+    
+    std::string getUrl() const override;
+    std::string getFormatName() const override;
+    
+    void setPreferredStream(int media_type, int stream_index) override;
+    void setReadCallback(ReadCallback callback) override;
+    
+    void* getAVFormatContext() const;
+    
+private:
+    struct Impl;
+    std::unique_ptr<Impl> pImpl;
+};
+
+}
+
+#endif