1 // Definitions for SurfaceFlinger layers. 2 3 syntax = "proto2"; 4 option optimize_for = LITE_RUNTIME; 5 package android.surfaceflinger; 6 7 // Contains a list of all layers. 8 message LayersProto { 9 repeated LayerProto layers = 1; 10 optional SizeProto resolution = 2; 11 optional string color_mode = 3; 12 optional string color_transform = 4; 13 optional int32 global_transform = 5; 14 } 15 16 // Information about each layer. 17 message LayerProto { 18 // unique id per layer. 19 optional int32 id = 1; 20 // unique name per layer. 21 optional string name = 2; 22 // list of children this layer may have. May be empty. 23 repeated int32 children = 3; 24 // list of layers that are z order relative to this layer. 25 repeated int32 relatives = 4; 26 // The type of layer, ex Color, Layer 27 optional string type = 5; 28 optional RegionProto transparent_region = 6; 29 optional RegionProto visible_region = 7; 30 optional RegionProto damage_region = 8; 31 optional uint32 layer_stack = 9; 32 // The layer's z order. Can be z order in layer stack, relative to parent, 33 // or relative to another layer specified in zOrderRelative. 34 optional int32 z = 10; 35 // The layer's position on the display. 36 optional PositionProto position = 11; 37 // The layer's requested position. 38 optional PositionProto requested_position = 12; 39 // The layer's size. 40 optional SizeProto size = 13; 41 // The layer's crop in it's own bounds. 42 optional RectProto crop = 14; 43 // The layer's crop in it's parent's bounds. 44 optional RectProto final_crop = 15; 45 optional bool is_opaque = 16; 46 optional bool invalidate = 17; 47 optional string dataspace = 18; 48 optional string pixel_format = 19; 49 // The layer's actual color. 50 optional ColorProto color = 20; 51 // The layer's requested color. 52 optional ColorProto requested_color = 21; 53 // Can be any combination of 54 // hidden = 0x01 55 // opaque = 0x02, 56 // secure = 0x80, 57 optional uint32 flags = 22; 58 // The layer's actual transform 59 optional TransformProto transform = 23; 60 // The layer's requested transform. 61 optional TransformProto requested_transform = 24; 62 // The parent layer. This value can be null if there is no parent. 63 optional int32 parent = 25 [default = -1]; 64 // The layer that this layer has a z order relative to. This value can be null. 65 optional int32 z_order_relative_of = 26 [default = -1]; 66 // This value can be null if there's nothing to draw. 67 optional ActiveBufferProto active_buffer = 27; 68 // The number of frames available. 69 optional int32 queued_frames = 28; 70 optional bool refresh_pending = 29; 71 // The layer's composer backend destination frame 72 optional RectProto hwc_frame = 30; 73 // The layer's composer backend source crop 74 optional FloatRectProto hwc_crop = 31; 75 // The layer's composer backend transform 76 optional int32 hwc_transform = 32; 77 optional int32 window_type = 33; 78 optional int32 app_id = 34; 79 // The layer's composition type 80 optional int32 hwc_composition_type = 35; 81 // If it's a buffer layer, indicate if the content is protected 82 optional bool is_protected = 36; 83 } 84 85 message PositionProto { 86 optional float x = 1; 87 optional float y = 2; 88 } 89 90 message SizeProto { 91 optional int32 w = 1; 92 optional int32 h = 2; 93 } 94 95 message TransformProto { 96 optional float dsdx = 1; 97 optional float dtdx = 2; 98 optional float dsdy = 3; 99 optional float dtdy = 4; 100 } 101 102 message RegionProto { 103 optional uint64 id = 1; 104 repeated RectProto rect = 2; 105 } 106 107 message RectProto { 108 optional int32 left = 1; 109 optional int32 top = 2; 110 optional int32 right = 3; 111 optional int32 bottom = 4; 112 } 113 114 message FloatRectProto { 115 optional float left = 1; 116 optional float top = 2; 117 optional float right = 3; 118 optional float bottom = 4; 119 } 120 121 message ActiveBufferProto { 122 optional uint32 width = 1; 123 optional uint32 height = 2; 124 optional uint32 stride = 3; 125 optional int32 format = 4; 126 } 127 128 message ColorProto { 129 optional float r = 1; 130 optional float g = 2; 131 optional float b = 3; 132 optional float a = 4; 133 } 134
