Naseer Ahmed | 29a2681 | 2012-06-14 00:56:20 -0700 | [diff] [blame] | 1 | /* |
Naseer Ahmed | 758bfc5 | 2012-11-28 17:02:08 -0500 | [diff] [blame] | 2 | * Copyright (c) 2011-2012, The Linux Foundation. All rights reserved. |
Naseer Ahmed | 29a2681 | 2012-06-14 00:56:20 -0700 | [diff] [blame] | 3 | * |
| 4 | * Redistribution and use in source and binary forms, with or without |
| 5 | * modification, are permitted provided that the following conditions are |
| 6 | * met: |
| 7 | * * Redistributions of source code must retain the above copyright |
| 8 | * notice, this list of conditions and the following disclaimer. |
| 9 | * * Redistributions in binary form must reproduce the above |
| 10 | * copyright notice, this list of conditions and the following |
| 11 | * disclaimer in the documentation and/or other materials provided |
| 12 | * with the distribution. |
Naseer Ahmed | 758bfc5 | 2012-11-28 17:02:08 -0500 | [diff] [blame] | 13 | * * Neither the name of The Linux Foundation nor the names of its |
Naseer Ahmed | 29a2681 | 2012-06-14 00:56:20 -0700 | [diff] [blame] | 14 | * contributors may be used to endorse or promote products derived |
| 15 | * from this software without specific prior written permission. |
| 16 | * |
| 17 | * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED |
| 18 | * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF |
| 19 | * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT |
| 20 | * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS |
| 21 | * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
| 22 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
| 23 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR |
| 24 | * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, |
| 25 | * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE |
| 26 | * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN |
| 27 | * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 28 | */ |
| 29 | |
| 30 | #ifndef OVERLAY_GENERIC_PIPE_H |
| 31 | #define OVERLAY_GENERIC_PIPE_H |
| 32 | |
| 33 | #include "overlayUtils.h" |
| 34 | #include "overlayRotator.h" |
| 35 | #include "overlayCtrlData.h" |
| 36 | |
Naseer Ahmed | 29a2681 | 2012-06-14 00:56:20 -0700 | [diff] [blame] | 37 | namespace overlay { |
| 38 | |
Naseer Ahmed | 758bfc5 | 2012-11-28 17:02:08 -0500 | [diff] [blame] | 39 | |
Naseer Ahmed | 29a2681 | 2012-06-14 00:56:20 -0700 | [diff] [blame] | 40 | class GenericPipe : utils::NoCopy { |
| 41 | public: |
Naseer Ahmed | f48aef6 | 2012-07-20 09:05:53 -0700 | [diff] [blame] | 42 | /* ctor */ |
Naseer Ahmed | 758bfc5 | 2012-11-28 17:02:08 -0500 | [diff] [blame] | 43 | explicit GenericPipe(int dpy); |
Naseer Ahmed | f48aef6 | 2012-07-20 09:05:53 -0700 | [diff] [blame] | 44 | /* dtor */ |
Naseer Ahmed | 29a2681 | 2012-06-14 00:56:20 -0700 | [diff] [blame] | 45 | ~GenericPipe(); |
Naseer Ahmed | f48aef6 | 2012-07-20 09:05:53 -0700 | [diff] [blame] | 46 | /* CTRL/DATA init. Not owning rotator, will not init it */ |
Naseer Ahmed | 758bfc5 | 2012-11-28 17:02:08 -0500 | [diff] [blame] | 47 | bool init(); |
Naseer Ahmed | 29a2681 | 2012-06-14 00:56:20 -0700 | [diff] [blame] | 48 | /* CTRL/DATA close. Not owning rotator, will not close it */ |
| 49 | bool close(); |
| 50 | |
Naseer Ahmed | f48aef6 | 2012-07-20 09:05:53 -0700 | [diff] [blame] | 51 | /* Control APIs */ |
| 52 | /* set source using whf, orient and wait flag */ |
| 53 | bool setSource(const utils::PipeArgs& args); |
| 54 | /* set crop a.k.a the region of interest */ |
| 55 | bool setCrop(const utils::Dim& d); |
| 56 | /* set orientation*/ |
| 57 | bool setTransform(const utils::eTransform& param); |
| 58 | /* set mdp posision using dim */ |
| 59 | bool setPosition(const utils::Dim& dim); |
Naseer Ahmed | 29a2681 | 2012-06-14 00:56:20 -0700 | [diff] [blame] | 60 | /* commit changes to the overlay "set"*/ |
| 61 | bool commit(); |
| 62 | |
Naseer Ahmed | f48aef6 | 2012-07-20 09:05:53 -0700 | [diff] [blame] | 63 | /* Data APIs */ |
Naseer Ahmed | 29a2681 | 2012-06-14 00:56:20 -0700 | [diff] [blame] | 64 | /* queue buffer to the overlay */ |
Naseer Ahmed | f48aef6 | 2012-07-20 09:05:53 -0700 | [diff] [blame] | 65 | bool queueBuffer(int fd, uint32_t offset); |
Naseer Ahmed | 29a2681 | 2012-06-14 00:56:20 -0700 | [diff] [blame] | 66 | |
Naseer Ahmed | 29a2681 | 2012-06-14 00:56:20 -0700 | [diff] [blame] | 67 | /* return cached startup args */ |
| 68 | const utils::PipeArgs& getArgs() const; |
| 69 | |
| 70 | /* retrieve screen info */ |
| 71 | utils::ScreenInfo getScreenInfo() const; |
| 72 | |
| 73 | /* retrieve cached crop data */ |
| 74 | utils::Dim getCrop() const; |
| 75 | |
Naseer Ahmed | 29a2681 | 2012-06-14 00:56:20 -0700 | [diff] [blame] | 76 | /* is closed */ |
| 77 | bool isClosed() const; |
| 78 | |
| 79 | /* is open */ |
| 80 | bool isOpen() const; |
| 81 | |
| 82 | /* return Ctrl fd. Used for S3D */ |
| 83 | int getCtrlFd() const; |
| 84 | |
Naseer Ahmed | 29a2681 | 2012-06-14 00:56:20 -0700 | [diff] [blame] | 85 | /* dump the state of the object */ |
| 86 | void dump() const; |
| 87 | private: |
Naseer Ahmed | f48aef6 | 2012-07-20 09:05:53 -0700 | [diff] [blame] | 88 | /* set Closed pipe */ |
Naseer Ahmed | 29a2681 | 2012-06-14 00:56:20 -0700 | [diff] [blame] | 89 | bool setClosed(); |
Naseer Ahmed | 29a2681 | 2012-06-14 00:56:20 -0700 | [diff] [blame] | 90 | |
Naseer Ahmed | 758bfc5 | 2012-11-28 17:02:08 -0500 | [diff] [blame] | 91 | int mFbNum; |
| 92 | |
Naseer Ahmed | 29a2681 | 2012-06-14 00:56:20 -0700 | [diff] [blame] | 93 | /* Ctrl/Data aggregator */ |
| 94 | CtrlData mCtrlData; |
| 95 | |
Naseer Ahmed | 758bfc5 | 2012-11-28 17:02:08 -0500 | [diff] [blame] | 96 | Rotator* mRot; |
Naseer Ahmed | 29a2681 | 2012-06-14 00:56:20 -0700 | [diff] [blame] | 97 | |
Naseer Ahmed | f48aef6 | 2012-07-20 09:05:53 -0700 | [diff] [blame] | 98 | //Whether rotator is used for 0-rot or otherwise |
| 99 | bool mRotUsed; |
| 100 | |
| 101 | /* Pipe open or closed */ |
| 102 | enum ePipeState { |
| 103 | CLOSED, |
| 104 | OPEN |
| 105 | }; |
| 106 | ePipeState pipeState; |
Naseer Ahmed | 29a2681 | 2012-06-14 00:56:20 -0700 | [diff] [blame] | 107 | }; |
| 108 | |
Naseer Ahmed | 29a2681 | 2012-06-14 00:56:20 -0700 | [diff] [blame] | 109 | } //namespace overlay |
| 110 | |
| 111 | #endif // OVERLAY_GENERIC_PIPE_H |