fix(core): avoid instantiation of transform matrix each frames

ThibaultBee · Nov 16, 2023 · 0626392 · 0626392
1 parent 56c552c
commit 0626392
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/...rc/main/java/io/github/thibaultbee/streampack/internal/encoders/VideoMediaCodecEncoder.kt b/...rc/main/java/io/github/thibaultbee/streampack/internal/encoders/VideoMediaCodecEncoder.kt
@@ -119,6 +119,8 @@ class VideoMediaCodecEncoder(
         private val executor = Executors.newSingleThreadExecutor()
         private var isRunning = false
         private var surfaceTexture: SurfaceTexture? = null
+        private val stMatrix = FloatArray(16)
+
         val inputSurface: Surface?
             get() = surfaceTexture?.let { Surface(surfaceTexture) }
 
@@ -193,12 +195,10 @@ class VideoMediaCodecEncoder(
                 if (!isRunning) {
                     return
                 }
-
                 executor.execute {
                     eglSurface?.let {
                         it.makeCurrent()
                         surfaceTexture.updateTexImage()
-                        val stMatrix = FloatArray(16)
                         surfaceTexture.getTransformMatrix(stMatrix)
 
                         // Use the identity matrix for MVP so our 2x2 FULL_RECTANGLE covers the viewport.