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Commit 1556cb90 authored by John Reck's avatar John Reck Committed by Android (Google) Code Review
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Merge "Add USAGE_FRONT_BUFFER constant"

parents 2a736f64 a2812e51

core/api/current.txt

+1 −0
Original line number Diff line number Diff line
@@ -18053,6 +18053,7 @@ package android.hardware { 
    field public static final long USAGE_CPU_READ_RARELY = 2L; // 0x2L

    field public static final long USAGE_CPU_WRITE_OFTEN = 48L; // 0x30L

    field public static final long USAGE_CPU_WRITE_RARELY = 32L; // 0x20L

    field public static final long USAGE_FRONT_BUFFER = 1L; // 0x1L

    field public static final long USAGE_GPU_COLOR_OUTPUT = 512L; // 0x200L

    field public static final long USAGE_GPU_CUBE_MAP = 33554432L; // 0x2000000L

    field public static final long USAGE_GPU_DATA_BUFFER = 16777216L; // 0x1000000L

core/java/android/hardware/HardwareBuffer.java

+9 −3
Original line number Diff line number Diff line
@@ -110,9 +110,9 @@ public final class HardwareBuffer implements Parcelable, AutoCloseable { 
    @Retention(RetentionPolicy.SOURCE)

    @LongDef(flag = true, value = {USAGE_CPU_READ_RARELY, USAGE_CPU_READ_OFTEN,

            USAGE_CPU_WRITE_RARELY, USAGE_CPU_WRITE_OFTEN, USAGE_GPU_SAMPLED_IMAGE,

            USAGE_GPU_COLOR_OUTPUT, USAGE_PROTECTED_CONTENT, USAGE_VIDEO_ENCODE,

            USAGE_GPU_DATA_BUFFER, USAGE_SENSOR_DIRECT_DATA, USAGE_GPU_CUBE_MAP,

            USAGE_GPU_MIPMAP_COMPLETE})

            USAGE_GPU_COLOR_OUTPUT, USAGE_COMPOSER_OVERLAY, USAGE_PROTECTED_CONTENT,

            USAGE_VIDEO_ENCODE, USAGE_GPU_DATA_BUFFER, USAGE_SENSOR_DIRECT_DATA,

            USAGE_GPU_CUBE_MAP, USAGE_GPU_MIPMAP_COMPLETE, USAGE_FRONT_BUFFER})

    public @interface Usage {};



    @Usage
@@ -151,6 +151,12 @@ public final class HardwareBuffer implements Parcelable, AutoCloseable { 
    public static final long USAGE_GPU_CUBE_MAP           = 1 << 25;

    /** Usage: The buffer contains a complete mipmap hierarchy */

    public static final long USAGE_GPU_MIPMAP_COMPLETE    = 1 << 26;

    /** Usage: The buffer is used for front-buffer rendering. When front-buffering rendering is

     * specified, different usages may adjust their behavior as a result. For example, when

     * used as USAGE_GPU_COLOR_OUTPUT the buffer will behave similar to a single-buffered window.

     * When used with USAGE_COMPOSER_OVERLAY, the system will try to prioritize the buffer

     * receiving an overlay plane & avoid caching it in intermediate composition buffers. */

    public static final long USAGE_FRONT_BUFFER           = 1 << 32;



    /**

     * Creates a new <code>HardwareBuffer</code> instance.