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Added DTSH versioning, made bigMeta the default

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This commit is contained in:
Thulinma 2016-09-14 19:44:38 +02:00
parent 49cb493b7e
commit 7518014703
2 changed files with 65 additions and 101 deletions
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49
lib/dtsc.h
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@ -19,6 +19,12 @@
#define DTSC_ARR 0x0A
#define DTSC_CON 0xFF
//Increase this value every time the DTSH file format changes in an incompatible way
//Changelog:
// Version 0-2: Undocumented changes
// Version 3: switched to bigMeta-style by default, Parts layout switched from 3/2/4 to 3/3/3 bytes
#define DTSH_VERSION 3
namespace DTSC {
///\brief This enum holds all possible datatypes for DTSC packets.
@ -125,6 +131,7 @@ namespace DTSC {
int getDataLen() const;
int getPayloadLen() const;
JSON::Value toJSON() const;
std::string toSummary() const;
Scan getScan() const;
protected:
bool master;
@ -173,21 +180,22 @@ namespace DTSC {
///\brief Basic class for storage of data associated with single DTSC packets, a.k.a. parts.
class Part {
public:
long getSize();
void setSize(long newSize);
short getDuration();
void setDuration(short newDuration);
long getOffset();
void setOffset(long newOffset);
uint32_t getSize();
void setSize(uint32_t newSize);
uint32_t getDuration();
void setDuration(uint32_t newDuration);
uint32_t getOffset();
void setOffset(uint32_t newOffset);
char * getData();
void toPrettyString(std::ostream & str, int indent = 0);
private:
#define PACKED_PART_SIZE 9
///\brief Data storage for this Part.
///
/// - 3 bytes: MSB storage of the payload size of this packet in bytes.
/// - 2 bytes: MSB storage of the duration of this packet in milliseconds.
/// - 4 bytes: MSB storage of the presentation time offset of this packet in milliseconds.
char data[9];
/// - 3 bytes: MSB storage of the duration of this packet in milliseconds.
/// - 3 bytes: MSB storage of the presentation time offset of this packet in milliseconds.
char data[PACKED_PART_SIZE];
};
///\brief Basic class for storage of data associated with keyframes.
@ -208,7 +216,6 @@ namespace DTSC {
char * getData();
void toPrettyString(std::ostream & str, int indent = 0);
private:
#ifdef BIGMETA
#define PACKED_KEY_SIZE 25
///\brief Data storage for this Key.
///
@ -217,16 +224,6 @@ namespace DTSC {
/// - 4 bytes: MSB storage of the number of this keyframe.
/// - 2 bytes: MSB storage of the amount of parts in this keyframe.
/// - 8 bytes: MSB storage of the timestamp associated with this keyframe's first packet.
#else
#define PACKED_KEY_SIZE 16
///\brief Data storage for this Key.
///
/// - 5 bytes: MSB storage of the position of the first packet of this keyframe within the file.
/// - 3 bytes: MSB storage of the duration of this keyframe.
/// - 2 bytes: MSB storage of the number of this keyframe.
/// - 2 bytes: MSB storage of the amount of parts in this keyframe.
/// - 4 bytes: MSB storage of the timestamp associated with this keyframe's first packet.
#endif
char data[PACKED_KEY_SIZE];
};
@ -244,7 +241,6 @@ namespace DTSC {
char * getData();
void toPrettyString(std::ostream & str, int indent = 0);
private:
#ifdef BIGMETA
#define PACKED_FRAGMENT_SIZE 13
///\brief Data storage for this Fragment.
///
@ -252,15 +248,6 @@ namespace DTSC {
/// - 1 byte: length (amount of keyframes)
/// - 4 bytes: number of first keyframe in fragment
/// - 4 bytes: size of fragment in bytes
#else
#define PACKED_FRAGMENT_SIZE 11
///\brief Data storage for this Fragment.
///
/// - 4 bytes: duration (in milliseconds)
/// - 1 byte: length (amount of keyframes)
/// - 2 bytes: number of first keyframe in fragment
/// - 4 bytes: size of fragment in bytes
#endif
char data[PACKED_FRAGMENT_SIZE];
};
@ -335,12 +322,14 @@ namespace DTSC {
void writeTo(char * p);
JSON::Value toJSON();
void reset();
bool toFile(const std::string & fileName);
void toPrettyString(std::ostream & str, int indent = 0, int verbosity = 0);
//members:
std::map<unsigned int, Track> tracks;
bool vod;
bool live;
bool merged;
uint16_t version;
long long int moreheader;
long long int bufferWindow;
};