Add checks for device capability in tests.

PiperOrigin-RevId: 442751310

library/transformer/src/androidTest/java/com/google/android/exoplayer2/transformer/AndroidTestUtil.java

@@ -15,13 +15,19 @@
  */
 package com.google.android.exoplayer2.transformer;
 
+import static com.google.android.exoplayer2.util.Assertions.checkNotNull;
 import static com.google.android.exoplayer2.util.Assertions.checkState;
 
 import android.content.Context;
 import android.os.Build;
+import androidx.annotation.Nullable;
 import com.google.android.exoplayer2.Format;
+import com.google.android.exoplayer2.mediacodec.MediaCodecInfo;
+import com.google.android.exoplayer2.mediacodec.MediaCodecUtil;
 import com.google.android.exoplayer2.util.Log;
+import com.google.android.exoplayer2.util.MimeTypes;
 import com.google.android.exoplayer2.util.Util;
+import com.google.common.collect.ImmutableList;
 import java.io.File;
 import java.io.FileWriter;
 import java.io.IOException;
@@ -31,19 +37,67 @@ import org.json.JSONObject;
 
 /** Utilities for instrumentation tests. */
 public final class AndroidTestUtil {
+  // TODO(b/228865104): Add device capability based test skipping.
   public static final String MP4_ASSET_URI_STRING = "asset:///media/mp4/sample.mp4";
+  public static final Format MP4_ASSET_FORMAT =
+      new Format.Builder()
+          .setSampleMimeType(MimeTypes.VIDEO_H264)
+          .setWidth(1080)
+          .setHeight(720)
+          .setFrameRate(29.97f)
+          .build();
+
   public static final String MP4_ASSET_WITH_INCREASING_TIMESTAMPS_URI_STRING =
       "asset:///media/mp4/sample_with_increasing_timestamps.mp4";
+  public static final Format MP4_ASSET_WITH_INCREASING_TIMESTAMPS_FORMAT =
+      new Format.Builder()
+          .setSampleMimeType(MimeTypes.VIDEO_H264)
+          .setWidth(1920)
+          .setHeight(1080)
+          .setFrameRate(30.00f)
+          .build();
+
   public static final String MP4_ASSET_SEF_URI_STRING =
       "asset:///media/mp4/sample_sef_slow_motion.mp4";
+  public static final Format MP4_ASSET_SEF_FORMAT =
+      new Format.Builder()
+          .setSampleMimeType(MimeTypes.VIDEO_H264)
+          .setWidth(320)
+          .setHeight(240)
+          .setFrameRate(30.472f)
+          .build();
+
   public static final String MP4_REMOTE_10_SECONDS_URI_STRING =
       "https://storage.googleapis.com/exoplayer-test-media-1/mp4/android-screens-10s.mp4";
+  public static final Format MP4_REMOTE_10_SECONDS_FORMAT =
+      new Format.Builder()
+          .setSampleMimeType(MimeTypes.VIDEO_H264)
+          .setWidth(1280)
+          .setHeight(720)
+          .setFrameRate(29.97f)
+          .build();
+
   /** Test clip transcoded from {@link #MP4_REMOTE_10_SECONDS_URI_STRING} with H264 and MP3. */
   public static final String MP4_REMOTE_H264_MP3_URI_STRING =
       "https://storage.googleapis.com/exoplayer-test-media-1/mp4/%20android-screens-10s-h264-mp3.mp4";
 
+  public static final Format MP4_REMOTE_H264_MP3_FORMAT =
+      new Format.Builder()
+          .setSampleMimeType(MimeTypes.VIDEO_H264)
+          .setWidth(1280)
+          .setHeight(720)
+          .setFrameRate(29.97f)
+          .build();
+
   public static final String MP4_REMOTE_4K60_PORTRAIT_URI_STRING =
       "https://storage.googleapis.com/exoplayer-test-media-1/mp4/portrait_4k60.mp4";
+  public static final Format MP4_REMOTE_4K60_PORTRAIT_FORMAT =
+      new Format.Builder()
+          .setSampleMimeType(MimeTypes.VIDEO_H264)
+          .setWidth(3840)
+          .setHeight(2160)
+          .setFrameRate(57.39f)
+          .build();
 
   /**
    * Log in logcat and in an analysis file that this test was skipped.
@@ -145,6 +199,70 @@ public final class AndroidTestUtil {
   }
 
   /**
+   * Checks whether the test should be skipped because the device is incapable of decoding and
+   * encoding the given formats. If the test should be skipped, logs the reason for skipping.
+   *
+   * @param context The {@link Context context}.
+   * @param testId The test ID.
+   * @param decodingFormat The {@link Format format} to decode.
+   * @param encodingFormat The {@link Format format} to encode.
+   * @return Whether the test should be skipped.
+   */
+  public static boolean skipAndLogIfInsufficientCodecSupport(
+      Context context, String testId, Format decodingFormat, Format encodingFormat)
+      throws IOException, JSONException {
+    boolean canDecode = false;
+    @Nullable MediaCodecUtil.DecoderQueryException queryException = null;
+    try {
+      canDecode = canDecode(decodingFormat);
+    } catch (MediaCodecUtil.DecoderQueryException e) {
+      queryException = e;
+    }
+
+    boolean canEncode = canEncode(encodingFormat);
+
+    if (canDecode && canEncode) {
+      return false;
+    }
+
+    StringBuilder skipReasonBuilder = new StringBuilder();
+    if (!canDecode) {
+      skipReasonBuilder.append("Cannot decode ").append(decodingFormat).append('\n');
+      if (queryException != null) {
+        skipReasonBuilder.append(queryException).append('\n');
+      }
+    }
+    if (!canEncode) {
+      skipReasonBuilder.append("Cannot encode ").append(encodingFormat);
+    }
+    recordTestSkipped(context, testId, skipReasonBuilder.toString());
+    return true;
+  }
+
+  private static boolean canDecode(Format format) throws MediaCodecUtil.DecoderQueryException {
+    @Nullable
+    MediaCodecInfo decoderInfo =
+        MediaCodecUtil.getDecoderInfo(
+            checkNotNull(format.sampleMimeType), /* secure= */ false, /* tunneling= */ false);
+    if (decoderInfo == null) {
+      return false;
+    }
+    return decoderInfo.isVideoSizeAndRateSupportedV21(
+        format.width, format.height, format.frameRate);
+  }
+
+  private static boolean canEncode(Format format) {
+    String mimeType = checkNotNull(format.sampleMimeType);
+    ImmutableList<android.media.MediaCodecInfo> supportedEncoders =
+        EncoderUtil.getSupportedEncoders(mimeType);
+    if (supportedEncoders.isEmpty()) {
+      return false;
+    }
+    return EncoderUtil.areSizeAndRateSupported(
+        supportedEncoders.get(0), mimeType, format.width, format.height, format.frameRate);
+  }
+
+  /**
    * Creates a {@link File} of the {@code fileName} in the application cache directory.
    *
    * <p>If a file of that name already exists, it is overwritten.

library/transformer/src/androidTest/java/com/google/android/exoplayer2/transformer/mh/TranscodeQualityTest.java

@@ -49,7 +49,41 @@ public final class TranscodeQualityTest {
         new TransformerAndroidTestRunner.Builder(context, transformer)
             .setCalculateSsim(true)
             .build()
-            .run(/* testId= */ "singleTranscode_ssim", AndroidTestUtil.MP4_ASSET_URI_STRING);
+            .run(
+                /* testId= */ "transformWithDecodeEncode_ssim",
+                AndroidTestUtil.MP4_ASSET_URI_STRING);
+
+    assertThat(result.ssim).isGreaterThan(0.90);
+  }
+
+  @Test
+  public void transcodeAvcToHevc_ssimIsGreaterThan90Percent() throws Exception {
+    Context context = ApplicationProvider.getApplicationContext();
+    String testId = "transcodeAvcToHevc_ssim";
+
+    if (AndroidTestUtil.skipAndLogIfInsufficientCodecSupport(
+        context,
+        testId,
+        /* decodingFormat= */ AndroidTestUtil.MP4_ASSET_FORMAT,
+        /* encodingFormat= */ AndroidTestUtil.MP4_ASSET_FORMAT
+            .buildUpon()
+            .setSampleMimeType(MimeTypes.VIDEO_H265)
+            .build())) {
+      return;
+    }
+
+    Transformer transformer =
+        new Transformer.Builder(context)
+            .setTransformationRequest(
+                new TransformationRequest.Builder().setVideoMimeType(MimeTypes.VIDEO_H265).build())
+            .setRemoveAudio(true)
+            .build();
+
+    TransformationTestResult result =
+        new TransformerAndroidTestRunner.Builder(context, transformer)
+            .setCalculateSsim(true)
+            .build()
+            .run(testId, AndroidTestUtil.MP4_ASSET_URI_STRING);
 
     assertThat(result.ssim).isGreaterThan(0.90);
   }

library/transformer/src/main/java/com/google/android/exoplayer2/transformer/EncoderUtil.java

@@ -65,6 +65,26 @@ public final class EncoderUtil {
   }
 
   /**
+   * Returns whether the {@linkplain MediaCodecInfo encoder} supports the given resolution and frame
+   * rate.
+   */
+  public static boolean areSizeAndRateSupported(
+      MediaCodecInfo encoderInfo, String mimeType, int width, int height, double frameRate) {
+    // VideoCapabilities.areSizeAndRateSupported incorrectly returns false if frameRate < 1 on all
+    // current versions of Android, so only checks the width and height in this case [b/153940404].
+    if (frameRate == Format.NO_VALUE || frameRate < 1) {
+      return encoderInfo
+          .getCapabilitiesForType(mimeType)
+          .getVideoCapabilities()
+          .isSizeSupported(width, height);
+    }
+    return encoderInfo
+        .getCapabilitiesForType(mimeType)
+        .getVideoCapabilities()
+        .areSizeAndRateSupported(width, height, frameRate);
+  }
+
+  /**
    * Returns a {@link Range} of supported heights for the given {@link MediaCodecInfo encoder},
    * {@linkplain MimeTypes MIME type} and {@code width}.
    *