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Movies - refactor & cleanup the MovieLog class

This commit is contained in:
adelikat 2012-09-03 20:55:05 +00:00
parent 6142e2a8f1
commit ac91ed67a6
2 changed files with 130 additions and 105 deletions
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68
BizHawk.MultiClient/movie/Movie.cs
View File

@ -94,7 +94,7 @@ namespace BizHawk.MultiClient
{
if (Loaded)
{
return Log.MovieLength();
return Log.Length;
}
else
{
@ -127,7 +127,7 @@ namespace BizHawk.MultiClient
{
get
{
return Log.StateFirstIndex();
return Log.StateFirstIndex;
}
}
@ -135,7 +135,7 @@ namespace BizHawk.MultiClient
{
get
{
return Log.StateLastIndex();
return Log.StateLastIndex;
}
}
@ -147,8 +147,12 @@ namespace BizHawk.MultiClient
}
set
{
Log.ClearStates();
statecapturing = value;
if (value == false)
{
Log.ClearStates();
}
}
}
@ -224,7 +228,7 @@ namespace BizHawk.MultiClient
{
Global.MainForm.ClearSaveRAM();
Mode = MOVIEMODE.RECORD;
if (Global.Config.EnableBackupMovies && MakeBackup && Log.MovieLength() > 0)
if (Global.Config.EnableBackupMovies && MakeBackup && Log.Length > 0)
{
WriteBackup();
MakeBackup = false;
@ -375,7 +379,7 @@ namespace BizHawk.MultiClient
public string GetInput(int frame)
{
lastlog = frame;
if (frame < Log.MovieLength())
if (frame < Log.Length)
{
return Log.GetFrame(frame);
}
@ -398,18 +402,18 @@ namespace BizHawk.MultiClient
public void AppendFrame(string record)
{
Log.AddFrame(record);
Log.AppendFrame(record);
}
public void InsertFrame(string record, int frame)
{
Log.AddFrameAt(record, frame);
Log.AddFrameAt(frame, record);
}
public void InsertBlankFrame(int frame)
{
MnemonicsGenerator mg = new MnemonicsGenerator();
Log.AddFrameAt(mg.GetEmptyMnemonic(), frame);
Log.AddFrameAt(frame, mg.GetEmptyMnemonic());
}
public void DeleteFrame(int frame)
@ -454,9 +458,9 @@ namespace BizHawk.MultiClient
}
if (frame <= Global.Emulator.Frame)
{
if (frame <= Log.StateFirstIndex())
if (frame <= Log.StateFirstIndex)
{
Global.Emulator.LoadStateBinary(new BinaryReader(new MemoryStream(Log.GetInitState())));
Global.Emulator.LoadStateBinary(new BinaryReader(new MemoryStream(Log.InitState)));
if (Global.MainForm.EmulatorPaused == true && frame > 0)
{
Global.MainForm.UnpauseEmulator();
@ -471,7 +475,7 @@ namespace BizHawk.MultiClient
{
if (frame == 0)
{
Global.Emulator.LoadStateBinary(new BinaryReader(new MemoryStream(Log.GetInitState())));
Global.Emulator.LoadStateBinary(new BinaryReader(new MemoryStream(Log.InitState)));
}
else
{
@ -511,7 +515,7 @@ namespace BizHawk.MultiClient
writer.WriteLine("[Input]");
string s = MovieHeader.GUID + " " + Header.GetHeaderLine(MovieHeader.GUID);
writer.WriteLine(s);
for (int x = 0; x < Log.MovieLength(); x++)
for (int x = 0; x < Log.Length; x++)
{
writer.WriteLine(Log.GetFrame(x));
}
@ -525,7 +529,7 @@ namespace BizHawk.MultiClient
//We are in record mode so replace the movie log with the one from the savestate
if (!Global.MovieSession.MultiTrack.IsActive)
{
if (Global.Config.EnableBackupMovies && MakeBackup && Log.MovieLength() > 0)
if (Global.Config.EnableBackupMovies && MakeBackup && Log.Length > 0)
{
WriteBackup();
MakeBackup = false;
@ -562,7 +566,7 @@ namespace BizHawk.MultiClient
}
if (line[0] == '|')
{
Log.AddFrame(line);
Log.AppendFrame(line);
}
}
}
@ -601,7 +605,7 @@ namespace BizHawk.MultiClient
}
}
}
if (stateFrame > 0 && stateFrame < Log.MovieLength())
if (stateFrame > 0 && stateFrame < Log.Length)
{
Log.TruncateStates(stateFrame);
Log.TruncateMovie(stateFrame);
@ -621,7 +625,7 @@ namespace BizHawk.MultiClient
}
else
{
seconds = GetSeconds(Log.MovieLength());
seconds = GetSeconds(Log.Length);
}
int hours = ((int)seconds) / 3600;
@ -696,7 +700,7 @@ namespace BizHawk.MultiClient
else if (line == "[Input]") continue;
else if (line == "[/Input]") break;
else if (line[0] == '|')
l.AddFrame(line);
l.AppendFrame(line);
}
reader.BaseStream.Position = 0; //Reset position because this stream may be read again by other code
@ -707,7 +711,7 @@ namespace BizHawk.MultiClient
return true;
}
if (stateFrame > l.MovieLength()) //stateFrame is greater than state input log, so movie finished mode
if (stateFrame > l.Length) //stateFrame is greater than state input log, so movie finished mode
{
if (Mode == MOVIEMODE.PLAY || Mode == MOVIEMODE.FINISHED)
{
@ -724,13 +728,13 @@ namespace BizHawk.MultiClient
if (stateFrame == 0)
{
stateFrame = l.MovieLength(); //In case the frame count failed to parse, revert to using the entire state input log
stateFrame = l.Length; //In case the frame count failed to parse, revert to using the entire state input log
}
if (Log.MovieLength() < stateFrame)
if (Log.Length < stateFrame)
{
//Future event error
MessageBox.Show("The savestate is from frame " + l.MovieLength().ToString() + " which is greater than the current movie length of " +
Log.MovieLength().ToString() + ".\nCan not load this savestate.", "Future event Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
MessageBox.Show("The savestate is from frame " + l.Length.ToString() + " which is greater than the current movie length of " +
Log.Length.ToString() + ".\nCan not load this savestate.", "Future event Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
reader.Close();
return false;
}
@ -770,14 +774,16 @@ namespace BizHawk.MultiClient
private void WriteText(string file)
{
if (file.Length == 0) return; //Nothing to write
int length = Log.MovieLength();
using (StreamWriter sw = new StreamWriter(file))
if (file.Length > 0)
{
Header.WriteText(sw);
Subtitles.WriteText(sw);
Log.WriteText(sw);
int length = Log.Length;
using (StreamWriter sw = new StreamWriter(file))
{
Header.WriteText(sw);
Subtitles.WriteText(sw);
Log.WriteText(sw);
}
}
}
@ -841,7 +847,7 @@ namespace BizHawk.MultiClient
}
else if (str[0] == '|')
{
Log.AddFrame(str);
Log.AppendFrame(str);
}
else
{

167
BizHawk.MultiClient/movie/MovieLog.cs
View File

@ -11,55 +11,53 @@ namespace BizHawk.MultiClient
/// </summary>
public class MovieLog
{
//TODO: Insert(int frame) not useful for convenctional tasing but TAStudio will want it
#region Properties
public byte[] InitState { get; private set; }
private struct StateRecordStruct
public int StateCount
{
public StateRecordStruct(int index, byte[] state)
get
{
this.index = index;
this.state = state;
return StateRecords.Count;
}
public int index;
public byte[] state;
}
private List<string> MovieRecords = new List<string>();
private List<StateRecordStruct> StateRecords = new List<StateRecordStruct>();
private byte[] InitState;
//TODO: Make this size limit configurable by the user
private int MaxStateRecordSize = 1024 * 1024 * 1024; //To limit memory usage.
public int StateCount { get { return StateRecords.Count; } }
public MovieLog()
public int Length
{
get
{
return MovieRecords.Count;
}
}
public int MovieLength()
public int StateFirstIndex
{
return MovieRecords.Count;
get
{
return (StateRecords.Count == 0) ? -1 : StateRecords[0].Index;
}
}
public int StateFirstIndex()
public int StateLastIndex
{
return (0 == StateRecords.Count) ? -1 : StateRecords[0].index;
get
{
return (StateRecords.Count == 0) ? -1 : StateRecords[StateRecords.Count - 1].Index;
}
}
public int StateLastIndex()
public int StateSizeInBytes
{
return (0 == StateRecords.Count) ? -1 : StateRecords[StateRecords.Count-1].index;
get
{
return StateRecords.Count * StateRecords[0].State.Length;
}
}
public int StateSizeInFrames()
{
return StateRecords.Count;
}
#endregion
public int StateSizeInBytes()
{
return (0 == StateRecords.Count) ? 0 : StateRecords.Count * StateRecords[0].state.Length;
}
#region Public Methods
public void Clear()
{
@ -67,25 +65,30 @@ namespace BizHawk.MultiClient
StateRecords.Clear();
}
public void AddFrame(string frame)
public void ClearStates()
{
StateRecords.Clear();
}
public void AppendFrame(string frame)
{
MovieRecords.Add(frame);
}
public void AddState(byte[] state)
{
if (0 == Global.Emulator.Frame)
if (Global.Emulator.Frame == 0)
{
InitState = state;
}
if (Global.Emulator.Frame < StateFirstIndex())
if (Global.Emulator.Frame < StateFirstIndex)
{
StateRecords.Clear();
StateRecords.Add(new StateRecordStruct(Global.Emulator.Frame, state));
}
if (Global.Emulator.Frame > StateLastIndex())
if (Global.Emulator.Frame > StateLastIndex)
{
if (StateSizeInBytes() + state.Length > MaxStateRecordSize)
if (StateSizeInBytes + state.Length > MaxStateRecordSize)
{
// Discard the oldest state to save space.
StateRecords.RemoveAt(0);
@ -96,100 +99,93 @@ namespace BizHawk.MultiClient
public void SetFrameAt(int frameNum, string frame)
{
if (frameNum < StateLastIndex() && (frameNum < StateFirstIndex() || frame != GetFrame(frameNum)))
if (frameNum < StateLastIndex && (frameNum < StateFirstIndex || frame != GetFrame(frameNum)))
{
TruncateStates(frameNum+1);
}
if (MovieRecords.Count > frameNum)
MovieRecords[frameNum] = frame;
else
MovieRecords.Add(frame);
}
public void AddFrameAt(string frame, int frameNum)
{
MovieRecords.Insert(frameNum, frame);
if (frameNum <= StateLastIndex())
{
if (frameNum <= StateFirstIndex())
MovieRecords[frameNum] = frame;
}
else
{
MovieRecords.Add(frame);
}
}
public void AddFrameAt(int frame, string record)
{
MovieRecords.Insert(frame, record);
if (frame <= StateLastIndex)
{
if (frame <= StateFirstIndex)
{
StateRecords.Clear();
Global.MovieSession.Movie.RewindToFrame(0);
}
else
{
StateRecords.RemoveRange(frameNum - StateFirstIndex(), StateLastIndex() - frameNum + 1);
Global.MovieSession.Movie.RewindToFrame(frameNum);
StateRecords.RemoveRange(frame - StateFirstIndex, StateLastIndex - frame + 1);
Global.MovieSession.Movie.RewindToFrame(frame);
}
}
}
public byte[] GetState(int frame)
{
return StateRecords[frame-StateFirstIndex()].state;
}
public byte[] GetInitState()
{
return InitState;
return StateRecords[frame - StateFirstIndex].State;
}
public void DeleteFrame(int frame)
{
MovieRecords.RemoveAt(frame);
if (frame <= StateLastIndex())
if (frame <= StateLastIndex)
{
if (frame <= StateFirstIndex())
if (frame <= StateFirstIndex)
{
StateRecords.Clear();
}
else
{
StateRecords.RemoveRange(frame - StateFirstIndex(), StateLastIndex() - frame + 1);
StateRecords.RemoveRange(frame - StateFirstIndex, StateLastIndex - frame + 1);
}
}
}
public void ClearStates()
{
StateRecords.Clear();
}
public void TruncateStates(int frame)
{
if (frame >= 0)
{
if (frame < StateFirstIndex())
if (frame < StateFirstIndex)
{
StateRecords.Clear();
}
else if (frame <= StateLastIndex())
else if (frame <= StateLastIndex)
{
StateRecords.RemoveRange(frame - StateFirstIndex(), StateLastIndex() - frame + 1);
StateRecords.RemoveRange(frame - StateFirstIndex, StateLastIndex - frame + 1);
}
}
}
public string GetFrame(int frameCount) //Frame count is 0 based here, should it be?
public string GetFrame(int frameCount)
{
if (frameCount >= 0)
if (frameCount >= 0 && frameCount < MovieRecords.Count)
{
if (frameCount < MovieRecords.Count)
return MovieRecords[frameCount];
else
return "";
return MovieRecords[frameCount];
}
else
{
return ""; //TODO: throw an exception?
}
}
public void WriteText(StreamWriter sw)
{
int length = MovieLength();
for (int x = 0; x < length; x++)
for (int i = 0; i < MovieRecords.Count; i++)
{
sw.WriteLine(GetFrame(x));
sw.WriteLine(GetFrame(i));
}
}
@ -202,5 +198,28 @@ namespace BizHawk.MultiClient
}
}
#endregion
#region private fields
private class StateRecordStruct
{
public StateRecordStruct(int index, byte[] state)
{
this.Index = index;
this.State = state;
}
public int Index;
public byte[] State;
}
private List<string> MovieRecords = new List<string>();
private List<StateRecordStruct> StateRecords = new List<StateRecordStruct>();
//TODO: Make this size limit configurable by the user
private int MaxStateRecordSize = 1024 * 1024 * 1024; //To limit memory usage.
#endregion
}
}