loliball/media
1
0
Fork 0
mirror of https://github.com/androidx/media.git synced 2025-05-18 04:59:54 +08:00
Code Issues Actions Packages Projects Releases Wiki Activity

Merge pull request #6158 from xirac:dev-v2

Browse Source 
PiperOrigin-RevId: 268240722
This commit is contained in:
Oliver Woodman 2019-09-10 17:43:21 +01:00
commit 755b4a25e4
3 changed files with 59 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

33
library/core/src/main/java/com/google/android/exoplayer2/trackselection/DefaultTrackSelector.java
View File

@ -480,6 +480,12 @@ public class DefaultTrackSelector extends MappingTrackSelector {
return this;
}
@Override
public ParametersBuilder setPreferredTextRoleFlags(@C.RoleFlags int preferredTextRoleFlags) {
super.setPreferredTextRoleFlags(preferredTextRoleFlags);
return this;
}
@Override
public ParametersBuilder setSelectUndeterminedTextLanguage(
boolean selectUndeterminedTextLanguage) {
@ -713,6 +719,7 @@ public class DefaultTrackSelector extends MappingTrackSelector {
allowAudioMixedChannelCountAdaptiveness,
// Text
preferredTextLanguage,
preferredTextRoleFlags,
selectUndeterminedTextLanguage,
disabledTextTrackSelectionFlags,
// General
@ -917,6 +924,7 @@ public class DefaultTrackSelector extends MappingTrackSelector {
/* allowAudioMixedChannelCountAdaptiveness= */ false,
// Text
TrackSelectionParameters.DEFAULT.preferredTextLanguage,
TrackSelectionParameters.DEFAULT.preferredTextRoleFlags,
TrackSelectionParameters.DEFAULT.selectUndeterminedTextLanguage,
TrackSelectionParameters.DEFAULT.disabledTextTrackSelectionFlags,
// General
@ -950,6 +958,7 @@ public class DefaultTrackSelector extends MappingTrackSelector {
boolean allowAudioMixedChannelCountAdaptiveness,
// Text
@Nullable String preferredTextLanguage,
@C.RoleFlags int preferredTextRoleFlags,
boolean selectUndeterminedTextLanguage,
@C.SelectionFlags int disabledTextTrackSelectionFlags,
// General
@ -963,6 +972,7 @@ public class DefaultTrackSelector extends MappingTrackSelector {
super(
preferredAudioLanguage,
preferredTextLanguage,
preferredTextRoleFlags,
selectUndeterminedTextLanguage,
disabledTextTrackSelectionFlags);
// Video
@ -1407,7 +1417,8 @@ public class DefaultTrackSelector extends MappingTrackSelector {
/**
* @deprecated Use {@link #DefaultTrackSelector(Context)} instead. The bandwidth meter should be
* passed directly to the player in {@link SimpleExoPlayer.Builder}.
* passed directly to the player in {@link
* com.google.android.exoplayer2.SimpleExoPlayer.Builder}.
*/
@Deprecated
@SuppressWarnings("deprecation")
@ -2691,7 +2702,9 @@ public class DefaultTrackSelector extends MappingTrackSelector {
private final boolean isDefault;
private final boolean hasPreferredIsForcedFlag;
private final int preferredLanguageScore;
private final int preferredRoleFlagsScore;
private final int selectedAudioLanguageScore;
private final boolean hasCaptionRoleFlags;
public TextTrackScore(
Format format,
@ -2707,6 +2720,10 @@ public class DefaultTrackSelector extends MappingTrackSelector {
preferredLanguageScore =
getFormatLanguageScore(
format, parameters.preferredTextLanguage, parameters.selectUndeterminedTextLanguage);
preferredRoleFlagsScore =
Integer.bitCount(format.roleFlags & parameters.preferredTextRoleFlags);
hasCaptionRoleFlags =
(format.roleFlags & (C.ROLE_FLAG_CAPTION | C.ROLE_FLAG_DESCRIBES_MUSIC_AND_SOUND)) != 0;
// Prefer non-forced to forced if a preferred text language has been matched. Where both are
// provided the non-forced track will usually contain the forced subtitles as a subset.
// Otherwise, prefer a forced track.
@ -2717,7 +2734,10 @@ public class DefaultTrackSelector extends MappingTrackSelector {
selectedAudioLanguageScore =
getFormatLanguageScore(format, selectedAudioLanguage, selectedAudioLanguageUndetermined);
isWithinConstraints =
preferredLanguageScore > 0 || isDefault || (isForced && selectedAudioLanguageScore > 0);
preferredLanguageScore > 0
|| (parameters.preferredTextLanguage == null && preferredRoleFlagsScore > 0)
|| isDefault
|| (isForced && selectedAudioLanguageScore > 0);
}
/**
@ -2735,13 +2755,22 @@ public class DefaultTrackSelector extends MappingTrackSelector {
if (this.preferredLanguageScore != other.preferredLanguageScore) {
return compareInts(this.preferredLanguageScore, other.preferredLanguageScore);
}
if (this.preferredRoleFlagsScore != other.preferredRoleFlagsScore) {
return compareInts(this.preferredRoleFlagsScore, other.preferredRoleFlagsScore);
}
if (this.isDefault != other.isDefault) {
return this.isDefault ? 1 : -1;
}
if (this.hasPreferredIsForcedFlag != other.hasPreferredIsForcedFlag) {
return this.hasPreferredIsForcedFlag ? 1 : -1;
}
if (this.selectedAudioLanguageScore != other.selectedAudioLanguageScore) {
return compareInts(this.selectedAudioLanguageScore, other.selectedAudioLanguageScore);
}
if (preferredRoleFlagsScore == 0 && this.hasCaptionRoleFlags != other.hasCaptionRoleFlags) {
return this.hasCaptionRoleFlags ? -1 : 1;
}
return 0;
}
}
}

26
library/core/src/main/java/com/google/android/exoplayer2/trackselection/TrackSelectionParameters.java
View File

@ -33,6 +33,7 @@ public class TrackSelectionParameters implements Parcelable {
@Nullable /* package */ String preferredAudioLanguage;
@Nullable /* package */ String preferredTextLanguage;
@C.RoleFlags /* package */ int preferredTextRoleFlags;
/* package */ boolean selectUndeterminedTextLanguage;
@C.SelectionFlags /* package */ int disabledTextTrackSelectionFlags;
@ -48,6 +49,7 @@ public class TrackSelectionParameters implements Parcelable {
/* package */ Builder(TrackSelectionParameters initialValues) {
preferredAudioLanguage = initialValues.preferredAudioLanguage;
preferredTextLanguage = initialValues.preferredTextLanguage;
preferredTextRoleFlags = initialValues.preferredTextRoleFlags;
selectUndeterminedTextLanguage = initialValues.selectUndeterminedTextLanguage;
disabledTextTrackSelectionFlags = initialValues.disabledTextTrackSelectionFlags;
}
@ -76,6 +78,17 @@ public class TrackSelectionParameters implements Parcelable {
return this;
}
/**
* Sets the preferred {@link C.RoleFlags} for text tracks.
*
* @param preferredTextRoleFlags Preferred text role flags.
* @return This builder.
*/
public Builder setPreferredTextRoleFlags(@C.RoleFlags int preferredTextRoleFlags) {
this.preferredTextRoleFlags = preferredTextRoleFlags;
return this;
}
/**
* Sets whether a text track with undetermined language should be selected if no track with
* {@link #setPreferredTextLanguage(String)} is available, or if the preferred language is
@ -110,6 +123,7 @@ public class TrackSelectionParameters implements Parcelable {
preferredAudioLanguage,
// Text
preferredTextLanguage,
preferredTextRoleFlags,
selectUndeterminedTextLanguage,
disabledTextTrackSelectionFlags);
}
@ -129,6 +143,11 @@ public class TrackSelectionParameters implements Parcelable {
* the default track if there is one, or no track otherwise. The default value is {@code null}.
*/
@Nullable public final String preferredTextLanguage;
/**
* The preferred {@link C.RoleFlags} for text tracks. {@code 0} selects the default track if there
* is one, or no track otherwise. The default value is {@code 0}.
*/
@C.RoleFlags public final int preferredTextRoleFlags;
/**
* Whether a text track with undetermined language should be selected if no track with {@link
* #preferredTextLanguage} is available, or if {@link #preferredTextLanguage} is unset. The
@ -146,6 +165,7 @@ public class TrackSelectionParameters implements Parcelable {
/* preferredAudioLanguage= */ null,
// Text
/* preferredTextLanguage= */ null,
/* preferredTextRoleFlags= */ 0,
/* selectUndeterminedTextLanguage= */ false,
/* disabledTextTrackSelectionFlags= */ 0);
}
@ -153,12 +173,14 @@ public class TrackSelectionParameters implements Parcelable {
/* package */ TrackSelectionParameters(
@Nullable String preferredAudioLanguage,
@Nullable String preferredTextLanguage,
@C.RoleFlags int preferredTextRoleFlags,
boolean selectUndeterminedTextLanguage,
@C.SelectionFlags int disabledTextTrackSelectionFlags) {
// Audio
this.preferredAudioLanguage = Util.normalizeLanguageCode(preferredAudioLanguage);
// Text
this.preferredTextLanguage = Util.normalizeLanguageCode(preferredTextLanguage);
this.preferredTextRoleFlags = preferredTextRoleFlags;
this.selectUndeterminedTextLanguage = selectUndeterminedTextLanguage;
this.disabledTextTrackSelectionFlags = disabledTextTrackSelectionFlags;
}
@ -166,6 +188,7 @@ public class TrackSelectionParameters implements Parcelable {
/* package */ TrackSelectionParameters(Parcel in) {
this.preferredAudioLanguage = in.readString();
this.preferredTextLanguage = in.readString();
this.preferredTextRoleFlags = in.readInt();
this.selectUndeterminedTextLanguage = Util.readBoolean(in);
this.disabledTextTrackSelectionFlags = in.readInt();
}
@ -187,6 +210,7 @@ public class TrackSelectionParameters implements Parcelable {
TrackSelectionParameters other = (TrackSelectionParameters) obj;
return TextUtils.equals(preferredAudioLanguage, other.preferredAudioLanguage)
&& TextUtils.equals(preferredTextLanguage, other.preferredTextLanguage)
&& preferredTextRoleFlags == other.preferredTextRoleFlags
&& selectUndeterminedTextLanguage == other.selectUndeterminedTextLanguage
&& disabledTextTrackSelectionFlags == other.disabledTextTrackSelectionFlags;
}
@ -196,6 +220,7 @@ public class TrackSelectionParameters implements Parcelable {
int result = 1;
result = 31 * result + (preferredAudioLanguage == null ? 0 : preferredAudioLanguage.hashCode());
result = 31 * result + (preferredTextLanguage == null ? 0 : preferredTextLanguage.hashCode());
result = 31 * result + preferredTextRoleFlags;
result = 31 * result + (selectUndeterminedTextLanguage ? 1 : 0);
result = 31 * result + disabledTextTrackSelectionFlags;
return result;
@ -212,6 +237,7 @@ public class TrackSelectionParameters implements Parcelable {
public void writeToParcel(Parcel dest, int flags) {
dest.writeString(preferredAudioLanguage);
dest.writeString(preferredTextLanguage);
dest.writeInt(preferredTextRoleFlags);
Util.writeBoolean(dest, selectUndeterminedTextLanguage);
dest.writeInt(disabledTextTrackSelectionFlags);
}

1
library/core/src/test/java/com/google/android/exoplayer2/trackselection/DefaultTrackSelectorTest.java
View File

@ -151,6 +151,7 @@ public final class DefaultTrackSelectorTest {
/* allowAudioMixedChannelCountAdaptiveness= */ true,
// Text
/* preferredTextLanguage= */ "de",
/* preferredTextRoleFlags= */ C.ROLE_FLAG_CAPTION,
/* selectUndeterminedTextLanguage= */ true,
/* disabledTextTrackSelectionFlags= */ 8,
// General