69540f4419
This is a propagation of upstream chromium change needed to resume DEPS autorolls into WebRTC. Original comment from upstream change: > This change is made in preparation for an ErrorProne > check to catch this at compile time. See bug for details. Bug: chromium:771683 Change-Id: I56aed15f73a633dcadae7ece6c645cd3596f9257 Reviewed-on: https://webrtc-review.googlesource.com/c/113505 Reviewed-by: Oleh Prypin <oprypin@webrtc.org> Reviewed-by: Henrik Andreassson <henrika@webrtc.org> Reviewed-by: Sami Kalliomäki <sakal@webrtc.org> Commit-Queue: Artem Titarenko <artit@webrtc.org> Cr-Commit-Position: refs/heads/master@{#25951}
106 lines
4.1 KiB
Java
106 lines
4.1 KiB
Java
/*
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* Copyright 2017 The WebRTC project authors. All Rights Reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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package org.webrtc;
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import android.annotation.TargetApi;
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import android.media.MediaCodec;
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import android.media.MediaCodecInfo;
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import android.media.MediaCodecInfo.CodecCapabilities;
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import android.os.Build;
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import android.support.annotation.Nullable;
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import java.util.HashMap;
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import java.util.Map;
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/** Container class for static constants and helpers used with MediaCodec. */
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// We are forced to use the old API because we want to support API level < 21.
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@SuppressWarnings("deprecation")
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class MediaCodecUtils {
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private static final String TAG = "MediaCodecUtils";
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// Prefixes for supported hardware encoder/decoder component names.
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static final String EXYNOS_PREFIX = "OMX.Exynos.";
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static final String INTEL_PREFIX = "OMX.Intel.";
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static final String NVIDIA_PREFIX = "OMX.Nvidia.";
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static final String QCOM_PREFIX = "OMX.qcom.";
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static final String[] SOFTWARE_IMPLEMENTATION_PREFIXES = {"OMX.google.", "OMX.SEC."};
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// NV12 color format supported by QCOM codec, but not declared in MediaCodec -
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// see /hardware/qcom/media/mm-core/inc/OMX_QCOMExtns.h
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static final int COLOR_QCOM_FORMATYVU420PackedSemiPlanar32m4ka = 0x7FA30C01;
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static final int COLOR_QCOM_FORMATYVU420PackedSemiPlanar16m4ka = 0x7FA30C02;
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static final int COLOR_QCOM_FORMATYVU420PackedSemiPlanar64x32Tile2m8ka = 0x7FA30C03;
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static final int COLOR_QCOM_FORMATYUV420PackedSemiPlanar32m = 0x7FA30C04;
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// Color formats supported by hardware decoder - in order of preference.
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static final int[] DECODER_COLOR_FORMATS = new int[] {CodecCapabilities.COLOR_FormatYUV420Planar,
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CodecCapabilities.COLOR_FormatYUV420SemiPlanar,
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CodecCapabilities.COLOR_QCOM_FormatYUV420SemiPlanar,
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MediaCodecUtils.COLOR_QCOM_FORMATYVU420PackedSemiPlanar32m4ka,
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MediaCodecUtils.COLOR_QCOM_FORMATYVU420PackedSemiPlanar16m4ka,
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MediaCodecUtils.COLOR_QCOM_FORMATYVU420PackedSemiPlanar64x32Tile2m8ka,
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MediaCodecUtils.COLOR_QCOM_FORMATYUV420PackedSemiPlanar32m};
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// Color formats supported by hardware encoder - in order of preference.
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static final int[] ENCODER_COLOR_FORMATS = {
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MediaCodecInfo.CodecCapabilities.COLOR_FormatYUV420Planar,
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MediaCodecInfo.CodecCapabilities.COLOR_FormatYUV420SemiPlanar,
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MediaCodecInfo.CodecCapabilities.COLOR_QCOM_FormatYUV420SemiPlanar,
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MediaCodecUtils.COLOR_QCOM_FORMATYUV420PackedSemiPlanar32m};
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// Color formats supported by texture mode encoding - in order of preference.
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static final int[] TEXTURE_COLOR_FORMATS = getTextureColorFormats();
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private static int[] getTextureColorFormats() {
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if (Build.VERSION.SDK_INT >= 18) {
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return new int[] {MediaCodecInfo.CodecCapabilities.COLOR_FormatSurface};
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} else {
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return new int[] {};
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}
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}
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static @Nullable Integer selectColorFormat(
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int[] supportedColorFormats, CodecCapabilities capabilities) {
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for (int supportedColorFormat : supportedColorFormats) {
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for (int codecColorFormat : capabilities.colorFormats) {
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if (codecColorFormat == supportedColorFormat) {
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return codecColorFormat;
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}
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}
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}
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return null;
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}
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static boolean codecSupportsType(MediaCodecInfo info, VideoCodecType type) {
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for (String mimeType : info.getSupportedTypes()) {
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if (type.mimeType().equals(mimeType)) {
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return true;
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}
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}
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return false;
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}
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static Map<String, String> getCodecProperties(VideoCodecType type, boolean highProfile) {
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switch (type) {
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case VP8:
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case VP9:
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return new HashMap<String, String>();
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case H264:
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return H264Utils.getDefaultH264Params(highProfile);
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default:
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throw new IllegalArgumentException("Unsupported codec: " + type);
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}
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}
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private MediaCodecUtils() {
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// This class should not be instantiated.
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}
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}
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