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BizHawk
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Worked on ImportFCM a little bit. I think I understand the delta bytes now and are handling them correctly. However, although this might press the right buttons, it does it at the wrong time and with the wrong duration. I'll need to investigate this further.

This commit is contained in:
brandman211 2012-03-05 17:20:30 +00:00
parent bd7c9e3309
commit 89c6483e10
1 changed files with 39 additions and 10 deletions
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49
BizHawk.MultiClient/movie/MovieImport.cs
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@ -333,6 +333,11 @@ namespace BizHawk.MultiClient
bool pal = false;
if ((int)(flags & 4) != 0)
pal = true;
/*
Starting with version 0.98.12 released on September 19, 2004, a PAL flag was added to the header but
unfortunately it is not reliable - the emulator does not take the PAL setting from the ROM, but from a user
preference. This means that this site cannot calculate movie lengths reliably.
*/
m.Header.SetHeaderLine("PAL", pal.ToString());
bool movieSyncHackOn = true;
if ((int)(flags & 16) != 0)
@ -391,12 +396,12 @@ namespace BizHawk.MultiClient
string[] buttons = new string[8] { "A", "B", "Select", "Start", "Up", "Down", "Left", "Right" };
bool fourscore = false;
int frame = 1;
SimpleController controllers = new SimpleController();
controllers.Type = new ControllerDefinition();
controllers.Type.Name = "NES Controller";
while (frame <= frameCount)
{
byte update = r.ReadByte();
SimpleController controllers = new SimpleController();
controllers.Type = new ControllerDefinition();
controllers.Type.Name = "NES Controller";
if ((int)(update & 0x80) != 0)
{
// Control update: 1aabbbbb
@ -418,8 +423,8 @@ namespace BizHawk.MultiClient
case 0:
break;
case 1:
reset = true;
controllers["Reset"] = true;
reset = !controllers["Reset"];
controllers["Reset"] = reset;
break;
case 2:
reset = true;
@ -482,16 +487,40 @@ namespace BizHawk.MultiClient
* 7 Right
*/
int button = update & 7;
/*
The controller update toggles the affected input. Controller update data is emitted to the movie file
only when the state of the controller changes.
*/
controllers["P" + player + " " + buttons[button]] = !controllers["P" + player + " " + buttons[button]];
}
// aa: Number of delta bytes to follow
int delta = (update >> 5) & 3;
r.ReadBytes(delta);
MnemonicsGenerator mg = new MnemonicsGenerator();
mg.SetSource(controllers);
string mnemonic = mg.GetControllersAsMnemonic();
m.AppendFrame(mnemonic);
frame++;
// aa: Number of delta bytes to follow
int delta = (update >> 5) & 3;
int frames = 0;
/*
The delta byte(s) indicate the number of emulator frames between this update and the next update. It is
encoded in little-endian format and its size depends on the magnitude of the delta:
Delta of: Number of bytes:
0 0
1-255 1
256-65535 2
65536-(2^24-1) 3
*/
for (int b = 0; b < delta; b++)
frames += r.ReadByte() * (int)Math.Pow(2, b * 8);
while (frames > 0)
{
m.AppendFrame(mnemonic);
if (controllers["Reset"])
{
controllers["Reset"] = false;
mnemonic = mg.GetControllersAsMnemonic();
}
frame++;
frames--;
}
}
m.Header.SetHeaderLine(MovieHeader.FOURSCORE, fourscore.ToString());
r.Close();