(61d00a474) v0.9.7.1

2020-03-04 13:04:10 +01:00
parent 3c50efa5c9
commit 3c09ebe02f
5086 changed files with 786063 additions and 295871 deletions
@@ -0,0 +1,125 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using OpenAL;
+using Microsoft.Xna.Framework;
+using System.Runtime.InteropServices;
+using System.Threading;
+using Barotrauma.Media;
+
+namespace Barotrauma.Sounds
+{
+    public class VideoSound : Sound
+    {
+        private readonly object mutex;
+        private Queue<short[]> sampleQueue;
+
+        private SoundChannel soundChannel;
+        private Video video;
+
+        public VideoSound(SoundManager owner, string filename, int sampleRate, int channelCount, Video vid) : base(owner, filename, true, false)
+        {
+            ALFormat = channelCount == 2 ? Al.FormatStereo16 : Al.FormatMono16;
+            SampleRate = sampleRate;
+
+            sampleQueue = new Queue<short[]>();
+            mutex = new object();
+
+            soundChannel = null;
+
+            video = vid;
+        }
+
+        public override float GetAmplitudeAtPlaybackPos(int playbackPos)
+        {
+            throw new NotImplementedException();
+        }
+
+        public override bool IsPlaying()
+        {
+            bool retVal = false;
+            lock (mutex)
+            {
+                retVal = soundChannel != null && soundChannel.IsPlaying;
+            }
+            return retVal;
+        }
+
+        public void Enqueue(short[] buf)
+        {
+            lock (mutex)
+            {
+                sampleQueue.Enqueue(buf);
+            }
+        }
+
+        public override SoundChannel Play(float gain, float range, Vector2 position, bool muffle = false)
+        {
+            throw new InvalidOperationException();
+        }
+
+        public override SoundChannel Play(Vector3? position, float gain, bool muffle = false)
+        {
+            throw new InvalidOperationException();
+        }
+
+        public override SoundChannel Play(float gain)
+        {
+            SoundChannel chn = null;
+            lock (mutex)
+            {
+                if (soundChannel != null)
+                {
+                    soundChannel.Dispose();
+                    soundChannel = null;
+                }
+            }
+            chn = new SoundChannel(this, gain, null, 1.0f, 3.0f, "video", false);
+            lock (mutex)
+            {
+                soundChannel = chn;
+            }
+            return chn;
+        }
+
+        public override SoundChannel Play()
+        {
+            return Play(BaseGain);
+        }
+
+        public override int FillStreamBuffer(int samplePos, short[] buffer)
+        {
+            if (!video.IsPlaying) return -1;
+
+            short[] buf;
+            int readAmount = 0;
+            lock (mutex)
+            {
+                while (readAmount<buffer.Length)
+                {
+                    if (sampleQueue.Count == 0) break;
+                    buf = sampleQueue.Peek();
+                    if (readAmount + buf.Length >= buffer.Length) break;
+                    buf = sampleQueue.Dequeue();
+                    buf.CopyTo(buffer, readAmount);
+                    readAmount += buf.Length;
+                }
+            }
+            return readAmount*2;
+        }
+
+        public override void Dispose()
+        {
+            lock (mutex)
+            {
+                if (soundChannel != null)
+                {
+                    soundChannel.Dispose();
+                }
+                base.Dispose();
+            }
+        }
+    }
+}