58c70bc3e5
Small videos (width < 128) have their stride as 128. For HDMI destination position was set only once, before the actual width was supplied through crop. Now the position is set during a setPosition API call. Change-Id: If49ac23b9294951aaf4ad9d5432653082b4a7802 CRs-fixed: 286953
267 lines
9.1 KiB
C++
267 lines
9.1 KiB
C++
/*
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* Copyright (C) 2008 The Android Open Source Project
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* Copyright (c) 2010-2011, Code Aurora Forum. All rights reserved.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef INCLUDE_OVERLAY_LIB
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#define INCLUDE_OVERLAY_LIB
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#include <cutils/log.h>
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#include <cutils/properties.h>
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#include <cutils/atomic.h>
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#include <hardware/hardware.h>
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#include <hardware/gralloc.h>
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#include <dlfcn.h>
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#include <fcntl.h>
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#include <errno.h>
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#include <string.h>
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#include <stdlib.h>
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#include <pthread.h>
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#include <linux/fb.h>
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#include <linux/msm_mdp.h>
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#include <linux/msm_rotator.h>
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#include <linux/android_pmem.h>
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#include <sys/mman.h>
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#include <sys/ioctl.h>
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#include <hardware/overlay.h>
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#define HW_OVERLAY_MAGNIFICATION_LIMIT 8
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#define HW_OVERLAY_MINIFICATION_LIMIT HW_OVERLAY_MAGNIFICATION_LIMIT
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#define EVEN_OUT(x) if (x & 0x0001) {x--;}
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#define VG0_PIPE 0
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#define VG1_PIPE 1
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#define NUM_CHANNELS 2
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#define FRAMEBUFFER_0 0
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#define FRAMEBUFFER_1 1
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enum {
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HDMI_OFF,
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HDMI_ON
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};
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enum {
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OVERLAY_CHANNEL_DOWN,
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OVERLAY_CHANNEL_UP
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};
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enum {
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NEW_REQUEST,
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UPDATE_REQUEST
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};
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/* ------------------------------- 3D defines ---------------------------------------*/
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// The compound format passed to the overlay is
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// ABCCC where A is the input 3D format,
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// B is the output 3D format
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// CCC is the color format e.g YCbCr420SP YCrCb420SP etc.
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#define FORMAT_3D(x) (x & 0xFF000)
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#define COLOR_FORMAT(x) (x & 0xFFF)
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// in the final 3D format, the MSB 2Bytes are the input format and the
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// LSB 2bytes are the output format. Shift the output byte 12 bits.
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#define SHIFT_OUTPUT_3D 12
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#define FORMAT_3D_OUTPUT(x) ((x & 0xF000) >> SHIFT_OUTPUT_3D)
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#define FORMAT_3D_INPUT(x) (x & 0xF0000)
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#define INPUT_MASK_3D 0xFFFF0000
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#define OUTPUT_MASK_3D 0x0000FFFF
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#define SHIFT_3D 16
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// The output format is the 2MSB bytes. Shift the format by 12 to reflect this
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#define HAL_3D_OUT_SIDE_BY_SIDE_MASK (HAL_3D_OUT_SIDE_BY_SIDE >> SHIFT_OUTPUT_3D)
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#define HAL_3D_OUT_TOP_BOTTOM_MASK (HAL_3D_OUT_TOP_BOTTOM >> SHIFT_OUTPUT_3D)
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#define HAL_3D_OUT_INTERLEAVE_MASK (HAL_3D_OUT_INTERLEAVE >> SHIFT_OUTPUT_3D)
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#define HAL_3D_OUT_MONOSCOPIC_MASK (HAL_3D_OUT_MONOSCOPIC >> SHIFT_OUTPUT_3D)
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#define FORMAT_3D_FILE "/sys/class/graphics/fb1/format_3d"
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#define EDID_3D_INFO_FILE "/sys/class/graphics/fb1/3d_present"
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/* -------------------------- end 3D defines ----------------------------------------*/
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namespace overlay {
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enum {
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OV_2D_VIDEO_ON_PANEL = 0,
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OV_2D_VIDEO_ON_TV,
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OV_3D_VIDEO_2D_PANEL,
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OV_3D_VIDEO_2D_TV,
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OV_3D_VIDEO_3D_PANEL,
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OV_3D_VIDEO_3D_TV
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};
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bool isHDMIConnected();
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bool is3DTV();
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bool send3DInfoPacket(unsigned int format3D);
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unsigned int getOverlayConfig (unsigned int format3D);
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const int max_num_buffers = 3;
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typedef struct mdp_rect overlay_rect;
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class OverlayControlChannel {
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bool mNoRot;
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int mFBWidth;
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int mFBHeight;
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int mFBbpp;
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int mFBystride;
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int mFormat;
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int mFD;
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int mRotFD;
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int mSize;
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int mOrientation;
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unsigned int mFormat3D;
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bool mUIChannel;
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mdp_overlay mOVInfo;
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msm_rotator_img_info mRotInfo;
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bool openDevices(int fbnum = -1);
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bool setOverlayInformation(int w, int h, int format,
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int flags, int orientation, int zorder = 0, bool ignoreFB = false,
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int requestType = NEW_REQUEST);
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bool startOVRotatorSessions(int w, int h, int format, int orientation, int requestType);
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void swapOVRotWidthHeight();
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public:
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OverlayControlChannel();
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~OverlayControlChannel();
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bool startControlChannel(int w, int h, int format,
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int fbnum, bool norot = false,
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bool uichannel = false,
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unsigned int format3D = 0, int zorder = 0,
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bool ignoreFB = false);
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bool closeControlChannel();
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bool setPosition(int x, int y, uint32_t w, uint32_t h);
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bool setParameter(int param, int value, bool fetch = true);
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bool getPosition(int& x, int& y, uint32_t& w, uint32_t& h);
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bool getOvSessionID(int& sessionID) const;
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bool getRotSessionID(int& sessionID) const;
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bool getSize(int& size) const;
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bool isChannelUP() const { return (mFD > 0); }
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int getFBWidth() const { return mFBWidth; }
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int getFBHeight() const { return mFBHeight; }
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int getFormat3D() const { return mFormat3D; }
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bool getOrientation(int& orientation) const;
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bool setSource(uint32_t w, uint32_t h, int format,
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int orientation, bool ignoreFB);
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bool getAspectRatioPosition(int w, int h, overlay_rect *rect);
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bool getPositionS3D(int channel, int format, overlay_rect *rect);
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bool updateOverlaySource(uint32_t w, uint32_t h, int format, int orientation);
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bool getFormat() const { return mFormat; }
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};
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class OverlayDataChannel {
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bool mNoRot;
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int mFD;
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int mRotFD;
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int mPmemFD;
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void* mPmemAddr;
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uint32_t mPmemOffset;
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uint32_t mNewPmemOffset;
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msmfb_overlay_data mOvData;
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msmfb_overlay_data mOvDataRot;
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msm_rotator_data_info mRotData;
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int mRotOffset[max_num_buffers];
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int mCurrentItem;
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int mNumBuffers;
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int mUpdateDataChannel;
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bool openDevices(int fbnum = -1, bool uichannel = false, int num_buffers = 2);
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bool mapRotatorMemory(int num_buffers, bool uiChannel, int requestType);
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bool queue(uint32_t offset);
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public:
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OverlayDataChannel();
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~OverlayDataChannel();
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bool startDataChannel(const OverlayControlChannel& objOvCtrlChannel,
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int fbnum, bool norot = false,
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bool uichannel = false, int num_buffers = 2);
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bool startDataChannel(int ovid, int rotid, int size,
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int fbnum, bool norot = false, bool uichannel = false,
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int num_buffers = 2);
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bool closeDataChannel();
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bool setFd(int fd);
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bool queueBuffer(uint32_t offset);
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bool setCrop(uint32_t x, uint32_t y, uint32_t w, uint32_t h);
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bool getCropS3D(overlay_rect *inRect, int channel, int format, overlay_rect *rect);
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bool isChannelUP() const { return (mFD > 0); }
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bool updateDataChannel(int updateStatus, int size);
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};
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/*
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* Overlay class for single thread application
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* A multiple thread/process application need to use Overlay HAL
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*/
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class Overlay {
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bool mChannelUP;
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bool mHDMIConnected;
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bool mCloseChannel;
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unsigned int mS3DFormat;
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int mWidth;
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int mHeight;
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OverlayControlChannel objOvCtrlChannel[2];
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OverlayDataChannel objOvDataChannel[2];
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public:
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Overlay();
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~Overlay();
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bool startChannel(int w, int h, int format, int fbnum, bool norot = false,
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bool uichannel = false, unsigned int format3D = 0,
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int channel = 0, bool ignoreFB = false,
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int num_buffers = 2);
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bool closeChannel();
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bool setPosition(int x, int y, uint32_t w, uint32_t h);
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bool setParameter(int param, int value);
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bool setOrientation(int value, int channel = 0);
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bool setFd(int fd, int channel = 0);
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bool queueBuffer(uint32_t offset, int channel = 0);
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bool getPosition(int& x, int& y, uint32_t& w, uint32_t& h, int channel = 0);
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bool isChannelUP() const { return mChannelUP; }
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int getFBWidth(int channel = 0) const;
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int getFBHeight(int channel = 0) const;
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bool getOrientation(int& orientation, int channel = 0) const;
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bool queueBuffer(buffer_handle_t buffer);
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bool setSource(uint32_t w, uint32_t h, int format,
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int orientation, bool hdmiConnected,
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bool ignoreFB = false, int numBuffers = 2);
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bool setCrop(uint32_t x, uint32_t y, uint32_t w, uint32_t h);
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int getChannelStatus() const { return (mChannelUP ? OVERLAY_CHANNEL_UP: OVERLAY_CHANNEL_DOWN); }
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void setHDMIStatus (bool isHDMIConnected) { mHDMIConnected = isHDMIConnected; }
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int getHDMIStatus() const {return (mHDMIConnected ? HDMI_ON : HDMI_OFF); }
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bool updateOverlaySource(uint32_t w, uint32_t h, int format, int orientation);
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private:
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bool startChannelHDMI(int w, int h, int format, bool norot);
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bool startChannelS3D(int w, int h, int format, bool norot);
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bool setPositionS3D(int x, int y, uint32_t w, uint32_t h);
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bool setParameterS3D(int param, int value);
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bool setChannelPosition(int x, int y, uint32_t w, uint32_t h, int channel = 0);
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bool setChannelCrop(uint32_t x, uint32_t y, uint32_t w, uint32_t h, int channel);
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bool queueBuffer(int fd, uint32_t offset, int channel);
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int hasHDMIStatusChanged();
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};
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struct overlay_shared_data {
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int readyToQueue;
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unsigned int state;
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int rotid[2];
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int ovid[2];
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};
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};
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#endif
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