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整理frame相关代码，完善FrameStamp重载函数

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This commit is contained in:
ziyue 2022-07-22 16:20:47 +08:00
parent 7b3968d949
commit ec7fe5cc9a
1 changed files with 80 additions and 172 deletions
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248
src/Extension/Frame.h
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@ -17,7 +17,7 @@
#include "Network/Socket.h"
#include "Common/Stamp.h"
namespace mediakit{
namespace mediakit {
typedef enum {
TrackInvalid = -1,
@ -82,8 +82,8 @@ class CodecInfo {
public:
typedef std::shared_ptr<CodecInfo> Ptr;
CodecInfo(){}
virtual ~CodecInfo(){}
CodecInfo() = default;
virtual ~CodecInfo() = default;
/**
* 获取编解码器类型
@ -106,8 +106,8 @@ public:
*/
class Frame : public toolkit::Buffer, public CodecInfo {
public:
typedef std::shared_ptr<Frame> Ptr;
virtual ~Frame(){}
using Ptr = std::shared_ptr<Frame>;
virtual ~Frame() = default;
/**
* 返回解码时间戳，单位毫秒
@ -117,9 +117,7 @@ public:
/**
* 返回显示时间戳，单位毫秒
*/
virtual uint32_t pts() const {
return dts();
}
virtual uint32_t pts() const { return dts(); }
/**
* 前缀长度，譬如264前缀为0x00 00 00 01,那么前缀长度就是4
@ -176,7 +174,7 @@ class FrameImp : public Frame {
public:
using Ptr = std::shared_ptr<FrameImp>;
template<typename C=FrameImp>
template <typename C = FrameImp>
static std::shared_ptr<C> create() {
#if 0
static ResourcePool<C> packet_pool;
@ -194,37 +192,14 @@ public:
#endif
}
char *data() const override{
return (char *)_buffer.data();
}
size_t size() const override {
return _buffer.size();
}
uint32_t dts() const override {
return _dts;
}
uint32_t pts() const override{
return _pts ? _pts : _dts;
}
size_t prefixSize() const override{
return _prefix_size;
}
CodecId getCodecId() const override{
return _codec_id;
}
bool keyFrame() const override {
return false;
}
bool configFrame() const override{
return false;
}
char *data() const override { return (char *)_buffer.data(); }
size_t size() const override { return _buffer.size(); }
uint32_t dts() const override { return _dts; }
uint32_t pts() const override { return _pts ? _pts : _dts; }
size_t prefixSize() const override { return _prefix_size; }
CodecId getCodecId() const override { return _codec_id; }
bool keyFrame() const override { return false; }
bool configFrame() const override { return false; }
public:
CodecId _codec_id = CodecInvalid;
@ -248,17 +223,16 @@ protected:
* 一个复合帧可以通过无内存拷贝的方式切割成多个子Frame
* 提供该类的目的是切割复合帧时防止内存拷贝，提高性能
*/
template<typename Parent>
class FrameInternal : public Parent{
template <typename Parent>
class FrameInternal : public Parent {
public:
typedef std::shared_ptr<FrameInternal> Ptr;
FrameInternal(const Frame::Ptr &parent_frame, char *ptr, size_t size, size_t prefix_size)
: Parent(ptr, size, parent_frame->dts(), parent_frame->pts(), prefix_size) {
_parent_frame = parent_frame;
}
bool cacheAble() const override {
return _parent_frame->cacheAble();
}
bool cacheAble() const override { return _parent_frame->cacheAble(); }
private:
Frame::Ptr _parent_frame;
};
@ -269,17 +243,17 @@ private:
* 一个复合帧可以通过无内存拷贝的方式切割成多个子Frame
* 提供该类的目的是切割复合帧时防止内存拷贝，提高性能
*/
template<typename Parent>
class FrameTSInternal : public Parent{
template <typename Parent>
class FrameTSInternal : public Parent {
public:
typedef std::shared_ptr<FrameTSInternal> Ptr;
FrameTSInternal(const Frame::Ptr &parent_frame, char *ptr, size_t size, size_t prefix_size,uint32_t dts,uint32_t pts)
FrameTSInternal(
const Frame::Ptr &parent_frame, char *ptr, size_t size, size_t prefix_size, uint32_t dts, uint32_t pts)
: Parent(ptr, size, dts, pts, prefix_size) {
_parent_frame = parent_frame;
}
bool cacheAble() const override {
return _parent_frame->cacheAble();
}
bool cacheAble() const override { return _parent_frame->cacheAble(); }
private:
Frame::Ptr _parent_frame;
};
@ -290,8 +264,8 @@ private:
class FrameWriterInterface {
public:
typedef std::shared_ptr<FrameWriterInterface> Ptr;
FrameWriterInterface(){}
virtual ~FrameWriterInterface(){}
FrameWriterInterface() = default;
virtual ~FrameWriterInterface() = default;
/**
* 写入帧数据
@ -310,18 +284,13 @@ public:
/**
* inputFrame后触发onWriteFrame回调
*/
FrameWriterInterfaceHelper(const onWriteFrame& cb){
_writeCallback = cb;
}
virtual ~FrameWriterInterfaceHelper(){}
FrameWriterInterfaceHelper(const onWriteFrame &cb) { _writeCallback = cb; }
virtual ~FrameWriterInterfaceHelper() = default;
/**
* 写入帧数据
*/
bool inputFrame(const Frame::Ptr &frame) override {
return _writeCallback(frame);
}
bool inputFrame(const Frame::Ptr &frame) override { return _writeCallback(frame); }
private:
onWriteFrame _writeCallback;
@ -387,16 +356,18 @@ private:
/**
* 通过Frame接口包装指针，方便使用者把自己的数据快速接入ZLMediaKit
*/
class FrameFromPtr : public Frame{
class FrameFromPtr : public Frame {
public:
typedef std::shared_ptr<FrameFromPtr> Ptr;
FrameFromPtr(CodecId codec_id, char *ptr, size_t size, uint32_t dts, uint32_t pts = 0, size_t prefix_size = 0,bool is_key = false )
: FrameFromPtr(ptr, size, dts, pts, prefix_size,is_key) {
FrameFromPtr(
CodecId codec_id, char *ptr, size_t size, uint32_t dts, uint32_t pts = 0, size_t prefix_size = 0,
bool is_key = false)
: FrameFromPtr(ptr, size, dts, pts, prefix_size, is_key) {
_codec_id = codec_id;
}
FrameFromPtr(char *ptr, size_t size, uint32_t dts, uint32_t pts = 0, size_t prefix_size = 0,bool is_key = false){
FrameFromPtr(char *ptr, size_t size, uint32_t dts, uint32_t pts = 0, size_t prefix_size = 0, bool is_key = false) {
_ptr = ptr;
_size = size;
_dts = dts;
@ -405,29 +376,15 @@ public:
_is_key = is_key;
}
char *data() const override{
return _ptr;
}
size_t size() const override {
return _size;
}
uint32_t dts() const override {
return _dts;
}
uint32_t pts() const override{
return _pts ? _pts : dts();
}
size_t prefixSize() const override{
return _prefix_size;
}
bool cacheAble() const override {
return false;
}
char *data() const override { return _ptr; }
size_t size() const override { return _size; }
uint32_t dts() const override { return _dts; }
uint32_t pts() const override { return _pts ? _pts : dts(); }
size_t prefixSize() const override { return _prefix_size; }
bool cacheAble() const override { return false; }
bool keyFrame() const override { return _is_key; }
bool configFrame() const override { return false; }
void setCodecId(CodecId codec_id) { _codec_id = codec_id; }
CodecId getCodecId() const override {
if (_codec_id == CodecInvalid) {
@ -436,29 +393,17 @@ public:
return _codec_id;
}
void setCodecId(CodecId codec_id) {
_codec_id = codec_id;
}
bool keyFrame() const override {
return _is_key;
}
bool configFrame() const override{
return false;
}
protected:
FrameFromPtr() {}
protected:
FrameFromPtr() = default;
protected:
bool _is_key;
char *_ptr;
uint32_t _dts;
uint32_t _pts = 0;
size_t _size;
size_t _prefix_size;
CodecId _codec_id = CodecInvalid;
bool _is_key;
};
/**
@ -493,25 +438,11 @@ public:
/**
* 可以被缓存
*/
bool cacheAble() const override {
return true;
}
bool keyFrame() const override{
return _key;
}
bool configFrame() const override{
return _config;
}
bool dropAble() const override {
return _drop_able;
}
bool decodeAble() const override {
return _decode_able;
}
bool cacheAble() const override { return true; }
bool keyFrame() const override { return _key; }
bool configFrame() const override { return _config; }
bool dropAble() const override { return _drop_able; }
bool decodeAble() const override { return _decode_able; }
private:
bool _key;
@ -523,51 +454,28 @@ private:
};
//该类实现frame级别的时间戳覆盖
class FrameStamp : public Frame{
class FrameStamp : public Frame {
public:
typedef std::shared_ptr<FrameStamp> Ptr;
FrameStamp(const Frame::Ptr &frame, Stamp &stamp,bool modify_stamp){
_frame = frame;
using Ptr = std::shared_ptr<FrameStamp>;
FrameStamp(Frame::Ptr frame, Stamp &stamp, bool modify_stamp) {
_frame = std::move(frame);
//覆盖时间戳
stamp.revise(frame->dts(), frame->pts(), _dts, _pts, modify_stamp);
}
~FrameStamp() override {}
uint32_t dts() const override{
return (uint32_t)_dts;
}
uint32_t dts() const override { return (uint32_t)_dts; }
uint32_t pts() const override { return (uint32_t)_pts; }
size_t prefixSize() const override { return _frame->prefixSize(); }
bool keyFrame() const override { return _frame->keyFrame(); }
bool configFrame() const override { return _frame->configFrame(); }
bool cacheAble() const override { return _frame->cacheAble(); }
bool dropAble() const override { return _frame->dropAble(); }
bool decodeAble() const override { return _frame->decodeAble(); }
char *data() const override { return _frame->data(); }
size_t size() const override { return _frame->size(); }
CodecId getCodecId() const override { return _frame->getCodecId(); }
uint32_t pts() const override{
return (uint32_t)_pts;
}
size_t prefixSize() const override {
return _frame->prefixSize();
}
bool keyFrame() const override {
return _frame->keyFrame();
}
bool configFrame() const override {
return _frame->configFrame();
}
bool cacheAble() const override {
return _frame->cacheAble();
}
char *data() const override {
return _frame->data();
}
size_t size() const override {
return _frame->size();
}
CodecId getCodecId() const override {
return _frame->getCodecId();
}
private:
int64_t _dts;
int64_t _pts;
@ -578,7 +486,7 @@ private:
* 该对象可以把Buffer对象转换成可缓存的Frame对象
*/
template <typename Parent>
class FrameWrapper : public Parent{
class FrameWrapper : public Parent {
public:
~FrameWrapper() = default;
@ -590,8 +498,9 @@ public:
* @param prefix 帧前缀长度
* @param offset buffer有效数据偏移量
*/
FrameWrapper(const toolkit::Buffer::Ptr &buf, uint32_t dts, uint32_t pts, size_t prefix, size_t offset) : Parent(buf->data() + offset, buf->size() - offset, dts, pts, prefix){
_buf = buf;
FrameWrapper(toolkit::Buffer::Ptr buf, uint32_t dts, uint32_t pts, size_t prefix, size_t offset)
: Parent(buf->data() + offset, buf->size() - offset, dts, pts, prefix) {
_buf = std::move(buf);
}
/**
@ -603,16 +512,15 @@ public:
* @param offset buffer有效数据偏移量
* @param codec 帧类型
*/
FrameWrapper(const toolkit::Buffer::Ptr &buf, uint32_t dts, uint32_t pts, size_t prefix, size_t offset, CodecId codec) : Parent(codec, buf->data() + offset, buf->size() - offset, dts, pts, prefix){
_buf = buf;
FrameWrapper(toolkit::Buffer::Ptr buf, uint32_t dts, uint32_t pts, size_t prefix, size_t offset, CodecId codec)
: Parent(codec, buf->data() + offset, buf->size() - offset, dts, pts, prefix) {
_buf = std::move(buf);
}
/**
* 该帧可缓存
*/
bool cacheAble() const override {
return true;
}
bool cacheAble() const override { return true; }
private:
toolkit::Buffer::Ptr _buf;
@ -647,5 +555,5 @@ private:
toolkit::List<Frame::Ptr> _frame_cache;
};
}//namespace mediakit
#endif //ZLMEDIAKIT_FRAME_H
} // namespace mediakit
#endif // ZLMEDIAKIT_FRAME_H