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Commit cd923a21 authored by Hangyu Kuang's avatar Hangyu Kuang
Browse files

media: Add new key for latency support 

Test: NONE
Bug: 34221970
Change-Id: Id2d64f9be6bffaff1897079b5132388046882334
parent eba6e6c7

api/current.txt

+1 −0
Original line number Diff line number Diff line
@@ -22164,6 +22164,7 @@ package android.media { 
    field public static final java.lang.String KEY_IS_FORCED_SUBTITLE = "is-forced-subtitle";

    field public static final java.lang.String KEY_I_FRAME_INTERVAL = "i-frame-interval";

    field public static final java.lang.String KEY_LANGUAGE = "language";

    field public static final java.lang.String KEY_LATENCY = "latency";

    field public static final java.lang.String KEY_LEVEL = "level";

    field public static final java.lang.String KEY_MAX_HEIGHT = "max-height";

    field public static final java.lang.String KEY_MAX_INPUT_SIZE = "max-input-size";

api/system-current.txt

+1 −0
Original line number Diff line number Diff line
@@ -23852,6 +23852,7 @@ package android.media { 
    field public static final java.lang.String KEY_IS_FORCED_SUBTITLE = "is-forced-subtitle";

    field public static final java.lang.String KEY_I_FRAME_INTERVAL = "i-frame-interval";

    field public static final java.lang.String KEY_LANGUAGE = "language";

    field public static final java.lang.String KEY_LATENCY = "latency";

    field public static final java.lang.String KEY_LEVEL = "level";

    field public static final java.lang.String KEY_MAX_HEIGHT = "max-height";

    field public static final java.lang.String KEY_MAX_INPUT_SIZE = "max-input-size";

api/test-current.txt

+1 −0
Original line number Diff line number Diff line
@@ -22260,6 +22260,7 @@ package android.media { 
    field public static final java.lang.String KEY_IS_FORCED_SUBTITLE = "is-forced-subtitle";

    field public static final java.lang.String KEY_I_FRAME_INTERVAL = "i-frame-interval";

    field public static final java.lang.String KEY_LANGUAGE = "language";

    field public static final java.lang.String KEY_LATENCY = "latency";

    field public static final java.lang.String KEY_LEVEL = "level";

    field public static final java.lang.String KEY_MAX_HEIGHT = "max-height";

    field public static final java.lang.String KEY_MAX_INPUT_SIZE = "max-input-size";

media/java/android/media/MediaFormat.java

+13 −0
Original line number Diff line number Diff line
@@ -53,6 +53,7 @@ import java.util.Map; 
 *         time-interval between key frames.

 *         Float support added in {@link android.os.Build.VERSION_CODES#N_MR1}</td></tr>

 * <tr><td>{@link #KEY_INTRA_REFRESH_PERIOD}</td><td>Integer</td><td><b>encoder-only</b>, optional</td></tr>

 * <tr><td>{@link #KEY_LATENCY}</td><td>Integer</td><td><b>encoder-only</b>, optional</td></tr>

 * <tr><td>{@link #KEY_MAX_WIDTH}</td><td>Integer</td><td><b>decoder-only</b>, optional, max-resolution width</td></tr>

 * <tr><td>{@link #KEY_MAX_HEIGHT}</td><td>Integer</td><td><b>decoder-only</b>, optional, max-resolution height</td></tr>

 * <tr><td>{@link #KEY_REPEAT_PREVIOUS_FRAME_AFTER}</td><td>Long</td><td><b>encoder in surface-mode
@@ -576,6 +577,18 @@ public final class MediaFormat { 
     */

    public static final String KEY_LEVEL = "level";



    /**

    * An optional key describing the desired encoder latency in frames. This is an optional

    * parameter that applies only to video encoders. If encoder supports it, it should ouput

    * at least one output frame after being queued the specified number of frames. This key

    * is ignored if the video encoder does not support the latency feature. Use the output

    * format to verify that this feature was enabled and the actual value used by the encoder.

    * <p>

    * If the key is not specified, the default latency will be implenmentation specific.

    * The associated value is an integer.

    */

    public static final String KEY_LATENCY = "latency";



    /**

     * A key describing the desired clockwise rotation on an output surface.

     * This key is only used when the codec is configured using an output surface.