HDR: Add HDR pixel tests.

Implement HDR input support for texture output, and add HDR pixel tests.

PiperOrigin-RevId: 523417701

library/effect/src/main/java/com/google/android/exoplayer2/effect/DefaultVideoFrameProcessor.java

@@ -97,7 +97,8 @@ public final class DefaultVideoFrameProcessor implements VideoFrameProcessor {
       /**
        * Sets the {@link TextureOutputListener}.
        *
-       * <p>If set, the {@link VideoFrameProcessor} will output to an OpenGL texture.
+       * <p>If set, the {@link VideoFrameProcessor} will output to an OpenGL texture, accessible via
+       * {@link TextureOutputListener#onTextureRendered}. Otherwise, no texture will be rendered to.
        */
       @VisibleForTesting
       @CanIgnoreReturnValue

library/effect/src/main/java/com/google/android/exoplayer2/effect/FinalShaderProgramWrapper.java

@@ -458,7 +458,9 @@ import org.checkerframework.checker.nullness.qual.MonotonicNonNull;
     }
     int outputTexId =
         GlUtil.createTexture(
-            outputWidth, outputHeight, /* useHighPrecisionColorComponents= */ false);
+            outputWidth,
+            outputHeight,
+            /* useHighPrecisionColorComponents= */ ColorInfo.isTransferHdr(outputColorInfo));
     outputTexture =
         glObjectsProvider.createBuffersForTexture(outputTexId, outputWidth, outputHeight);
   }

testutils/src/main/java/com/google/android/exoplayer2/testutil/VideoFrameProcessorTestRunner.java

@@ -278,7 +278,12 @@ public final class VideoFrameProcessorTestRunner {
             new VideoFrameProcessor.Listener() {
               @Override
               public void onOutputSizeChanged(int width, int height) {
-                Surface outputSurface = bitmapReader.getSurface(width, height);
+                Surface outputSurface =
+                    bitmapReader.getSurface(
+                        width,
+                        height,
+                        /* useHighPrecisionColorComponents= */ ColorInfo.isTransferHdr(
+                            outputColorInfo));
                 checkNotNull(videoFrameProcessor)
                     .setOutputSurfaceInfo(new SurfaceInfo(outputSurface, width, height));
               }
@@ -359,7 +364,7 @@ public final class VideoFrameProcessorTestRunner {
   public interface BitmapReader {
 
     /** Returns the {@link VideoFrameProcessor} output {@link Surface}. */
-    Surface getSurface(int width, int height);
+    Surface getSurface(int width, int height, boolean useHighPrecisionColorComponents);
 
     /** Returns the output {@link Bitmap}. */
     Bitmap getBitmap();
@@ -378,7 +383,7 @@ public final class VideoFrameProcessorTestRunner {
 
     @Override
     @SuppressLint("WrongConstant")
-    public Surface getSurface(int width, int height) {
+    public Surface getSurface(int width, int height, boolean useHighPrecisionColorComponents) {
       imageReader =
           ImageReader.newInstance(width, height, PixelFormat.RGBA_8888, /* maxImages= */ 1);
       return imageReader.getSurface();