/*
 * This file is part of MPlayer.
 *
 * MPlayer is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * MPlayer is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License along
 * with MPlayer; if not, write to the Free Software Foundation, Inc.,
 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 */

/**
  \author Nicolas Plourde <nicolasplourde@gmail.com>

  Copyright (c) Nicolas Plourde - April 2004

  YUV support Copyright (C) 2004 Romain Dolbeau <romain@dolbeau.org>

  \brief MPlayer Mac OSX Quartz video out module.

  \todo: -screen overlay output
         -fit osd in black bar when available
         -fix RGB32
         -(add sugestion here)
*/

//SYS
#include <stdio.h>

//OSX
#include <Carbon/Carbon.h>
#include <QuickTime/QuickTime.h>

//MPLAYER
#include "config.h"
#include "fastmemcpy.h"
#include "video_out.h"
#include "video_out_internal.h"
#include "aspect.h"
#include "mp_msg.h"
#include "m_option.h"
#include "mp_fifo.h"
#include "mpbswap.h"
#include "sub/sub.h"

#include "input/input.h"
#include "input/mouse.h"

#include "osx_common.h"

static const vo_info_t info =
{
    "Mac OSX (Quartz)",
    "quartz",
    "Nicolas Plourde <nicolasplourde@hotmail.com>, Romain Dolbeau <romain@dolbeau.org>",
    ""
};

const LIBVO_EXTERN(quartz)

static uint32_t image_depth;
static uint32_t image_format;
static uint32_t image_size;
static uint32_t image_buffer_size;
static char *image_data;

static ImageSequence seqId;
static CodecType image_qtcodec;
static PlanarPixmapInfoYUV420 *P = NULL;
static struct
{
    ImageDescriptionHandle desc;
    Handle extension_colr;
    Handle extension_fiel;
    Handle extension_clap;
    Handle extension_pasp;
} yuv_qt_stuff;
static MatrixRecord matrix;
static int EnterMoviesDone = 0;
static int get_image_done = 0;

static int vo_quartz_fs; // we are in fullscreen

static int winLevel = 1;
int levelList[] =
{
    kCGDesktopWindowLevelKey,
    kCGNormalWindowLevelKey,
    kCGScreenSaverWindowLevelKey
};

static float winAlpha = 1;
static int mouseHide = FALSE;
static float winSizeMult = 1;

static int device_id = 0;

static short fs_res_x = 0;
static short fs_res_y = 0;

static WindowRef theWindow = NULL;
static WindowGroupRef winGroup = NULL;
static CGRect bounds;
static CGDirectDisplayID displayId = 0;
static CFDictionaryRef originalMode = NULL;

static CGDataProviderRef dataProviderRef = NULL;
static CGImageRef image = NULL;

static Rect imgRect;            // size of the original image (unscaled)
static Rect dstRect;            // size of the displayed image (after scaling)
static Rect winRect;            // size of the window containg the displayed image (include padding)
static Rect oldWinRect;         // size of the window containg the displayed image (include padding) when NOT in FS mode
static Rect oldWinBounds;

static MenuRef windMenu;
static MenuRef movMenu;
static MenuRef aspectMenu;

static int lastScreensaverUpdate = 0;
static int lastMouseHide = 0;

enum
{
    kHalfScreenCmd   = 2,
    kNormalScreenCmd = 3,
    kDoubleScreenCmd = 4,
    kFullScreenCmd   = 5,
    kKeepAspectCmd   = 6,
    kAspectOrgCmd    = 7,
    kAspectFullCmd   = 8,
    kAspectWideCmd   = 9,
    kPanScanCmd      = 10
};

#include "osdep/keycodes.h"

//PROTOTYPE/////////////////////////////////////////////////////////////////
static OSStatus KeyEventHandler(EventHandlerCallRef nextHandler, EventRef event, void *userData);
static OSStatus MouseEventHandler(EventHandlerCallRef nextHandler, EventRef event, void *userData);
static OSStatus WindowEventHandler(EventHandlerCallRef nextHandler, EventRef event, void *userData);
void window_resized(void);
void window_ontop(void);
void window_fullscreen(void);
void window_panscan(void);

static void draw_alpha(int x0, int y0, int w, int h, unsigned char *src, unsigned char *srca, int stride)
{
    switch (image_format)
    {
    case IMGFMT_RGB32:
        vo_draw_alpha_rgb32(w, h, src, srca, stride, image_data + 4 * (y0 * imgRect.right + x0), 4 * imgRect.right);
        break;
    case IMGFMT_YV12:
    case IMGFMT_IYUV:
    case IMGFMT_I420:
        vo_draw_alpha_yv12(w, h, src, srca, stride, ((char *)P) + be2me_32(P->componentInfoY.offset) + x0 + y0 * imgRect.right, imgRect.right);
        break;
    case IMGFMT_UYVY:
        vo_draw_alpha_uyvy(w, h, src, srca, stride, ((char *)P) + (x0 + y0 * imgRect.right) * 2, imgRect.right * 2);
        break;
    case IMGFMT_YUY2:
        vo_draw_alpha_yuy2(w, h, src, srca, stride, ((char *)P) + (x0 + y0 * imgRect.right) * 2, imgRect.right * 2);
        break;
    }
}

//default keyboard event handler
static OSStatus KeyEventHandler(EventHandlerCallRef nextHandler, EventRef event, void *userData)
{
    OSStatus result = noErr;
    UInt32 class = GetEventClass(event);
    UInt32 kind = GetEventKind(event);

    result = CallNextEventHandler(nextHandler, event);

    if (class == kEventClassKeyboard)
    {
        char macCharCodes;
        UInt32 macKeyCode;
        UInt32 macKeyModifiers;

        GetEventParameter(event, kEventParamKeyMacCharCodes, typeChar, NULL, sizeof(macCharCodes), NULL, &macCharCodes);
        GetEventParameter(event, kEventParamKeyCode, typeUInt32, NULL, sizeof(macKeyCode), NULL, &macKeyCode);
        GetEventParameter(event, kEventParamKeyModifiers, typeUInt32, NULL, sizeof(macKeyModifiers), NULL, &macKeyModifiers);

        if (macKeyModifiers != 256)
        {
            if (kind == kEventRawKeyRepeat || kind == kEventRawKeyDown)
            {
                int key = convert_key(macKeyCode, macCharCodes);

                if (key != -1)
                    mplayer_put_key(key);
            }
        }
        else if (macKeyModifiers == 256)
        {
            switch (macCharCodes)
            {
            case '[': SetWindowAlpha(theWindow, winAlpha -= 0.05); break;
            case ']': SetWindowAlpha(theWindow, winAlpha += 0.05); break;
            }
        }
        else
            result = eventNotHandledErr;
    }

    return result;
}

//default mouse event handler
static OSStatus MouseEventHandler(EventHandlerCallRef nextHandler, EventRef event, void *userData)
{
    OSStatus result = noErr;
    UInt32 class = GetEventClass(event);
    UInt32 kind = GetEventKind(event);

    result = CallNextEventHandler(nextHandler, event);

    if (class == kEventClassMouse)
    {
        WindowPtr tmpWin;
        Point mousePos;
        Point winMousePos;

        GetEventParameter(event, kEventParamMouseLocation, typeQDPoint, 0, sizeof(mousePos), 0, &mousePos);
        GetEventParameter(event, kEventParamWindowMouseLocation, typeQDPoint, 0, sizeof(winMousePos), 0, &winMousePos);

        switch (kind)
        {
        case kEventMouseMoved:
        {
            if (vo_quartz_fs)
            {
                CGDisplayShowCursor(displayId);
                mouseHide = FALSE;
            }
        }
            break;

        case kEventMouseWheelMoved:
        {
            int wheel;
            short part;

            GetEventParameter(event, kEventParamMouseWheelDelta, typeSInt32, 0, sizeof(wheel), 0, &wheel);

            part = FindWindow(mousePos, &tmpWin);

            if (part == inContent)
            {
                if (wheel > 0)
                    mplayer_put_key(MOUSE_BTN3);
                else
                    mplayer_put_key(MOUSE_BTN4);
            }
        }
            break;

        case kEventMouseDown:
        case kEventMouseUp:
        {
            EventMouseButton button;
            short part;
            Rect bounds;

            GetWindowPortBounds(theWindow, &bounds);
            GetEventParameter(event, kEventParamMouseButton, typeMouseButton, 0, sizeof(button), 0, &button);

            part = FindWindow(mousePos, &tmpWin);
            if (kind == kEventMouseUp)
            {
                if (part != inContent)
                    break;
                switch (button)
                {
                case kEventMouseButtonPrimary:
                    mplayer_put_key(MOUSE_BTN0);
                    break;
                case kEventMouseButtonSecondary:
                    mplayer_put_key(MOUSE_BTN2);
                    break;
                case kEventMouseButtonTertiary:
                    mplayer_put_key(MOUSE_BTN1);
                    break;

                default:
                    result = eventNotHandledErr;
                    break;
                }
                break;
            }
            if (winMousePos.h > bounds.right - 15 && winMousePos.v > bounds.bottom)
            {
                if (!vo_quartz_fs)
                {
                    Rect newSize;

                    ResizeWindow(theWindow, mousePos, NULL, &newSize);
                }
            }
            else if (part == inMenuBar)
            {
                MenuSelect(mousePos);
                HiliteMenu(0);
            }
            else if (part == inContent)
            {
                switch (button)
                {
                case kEventMouseButtonPrimary:
                    mplayer_put_key(MOUSE_BTN0 | MP_KEY_DOWN);
                    break;
                case kEventMouseButtonSecondary:
                    mplayer_put_key(MOUSE_BTN2 | MP_KEY_DOWN);
                    break;
                case kEventMouseButtonTertiary:
                    mplayer_put_key(MOUSE_BTN1 | MP_KEY_DOWN);
                    break;

                default:
                    result = eventNotHandledErr;
                    break;
                }
            }
        }
            break;

        case kEventMouseDragged:
            break;

        default:
            result = eventNotHandledErr;
            break;
        }
    }

    return result;
}

static void set_winSizeMult(float mult)
{
    int d_width, d_height;
    aspect(&d_width, &d_height, A_NOZOOM);

    if (vo_quartz_fs)
    {
        vo_fs = !vo_fs;
        window_fullscreen();
    }

    winSizeMult = mult;
    SizeWindow(theWindow, d_width * mult, d_height * mult, 1);
    window_resized();
}

//default window event handler
static OSStatus WindowEventHandler(EventHandlerCallRef nextHandler, EventRef event, void *userData)
{
    OSStatus result = noErr;
    UInt32 class = GetEventClass(event);
    UInt32 kind = GetEventKind(event);

    result = CallNextEventHandler(nextHandler, event);

    if (class == kEventClassCommand)
    {
        HICommand theHICommand;

        GetEventParameter(event, kEventParamDirectObject, typeHICommand, NULL, sizeof(theHICommand), NULL, &theHICommand);

        switch (theHICommand.commandID)
        {
        case kHICommandQuit:
            mplayer_put_key(KEY_CLOSE_WIN);
            break;

        case kHalfScreenCmd:
            set_winSizeMult(0.5);
            break;

        case kNormalScreenCmd:
            set_winSizeMult(1);
            break;

        case kDoubleScreenCmd:
            set_winSizeMult(2);
            break;

        case kFullScreenCmd:
            vo_fs = !vo_fs;
            window_fullscreen();
            break;

        case kKeepAspectCmd:
            vo_keepaspect = !vo_keepaspect;
            CheckMenuItem(aspectMenu, 1, vo_keepaspect);
            window_resized();
            break;

        case kAspectOrgCmd:
            change_movie_aspect(-1);
            break;

        case kAspectFullCmd:
            change_movie_aspect(4.0 / 3.0);
            break;

        case kAspectWideCmd:
            change_movie_aspect(16.0 / 9.0);
            break;

        case kPanScanCmd:
            vo_panscan = !vo_panscan;
            CheckMenuItem(aspectMenu, 2, vo_panscan);
            window_panscan();
            window_resized();
            break;

        default:
            result = eventNotHandledErr;
            break;
        }
    }
    else if (class == kEventClassWindow)
    {
        WindowRef window;
        Rect rectWindow = { 0, 0, 0, 0 };

        GetEventParameter(event, kEventParamDirectObject, typeWindowRef, NULL, sizeof(window), NULL, &window);

        if (window)
        {
            GetWindowBounds(window, kWindowGlobalPortRgn, &rectWindow);
        }

        switch (kind)
        {
        case kEventWindowClosed:
            theWindow = NULL;
            mplayer_put_key(KEY_CLOSE_WIN);
            break;

        // resize window
        case kEventWindowZoomed:
        case kEventWindowBoundsChanged:
            window_resized();
            flip_page();
            window_resized();
            break;

        default:
            result = eventNotHandledErr;
            break;
        }
    }

    return result;
}

static void quartz_CreateWindow(uint32_t d_width, uint32_t d_height, WindowAttributes windowAttrs)
{
    MenuItemIndex index;
    CFStringRef movMenuTitle;
    CFStringRef aspMenuTitle;

    const EventTypeSpec win_events[] = {
        {kEventClassWindow, kEventWindowClosed},
        {kEventClassWindow, kEventWindowBoundsChanged},
        {kEventClassCommand, kEventCommandProcess}
    };

    const EventTypeSpec key_events[] = {
        {kEventClassKeyboard, kEventRawKeyDown},
        {kEventClassKeyboard, kEventRawKeyRepeat}
    };

    const EventTypeSpec mouse_events[] = {
        {kEventClassMouse, kEventMouseMoved},
        {kEventClassMouse, kEventMouseWheelMoved},
        {kEventClassMouse, kEventMouseDown},
        {kEventClassMouse, kEventMouseUp},
        {kEventClassMouse, kEventMouseDragged}
    };

    SetRect(&winRect, 0, 0, d_width, d_height);
    SetRect(&oldWinRect, 0, 0, d_width, d_height);
    SetRect(&dstRect, 0, 0, d_width, d_height);

    // Clear Menu Bar
    ClearMenuBar();

    // Create Window Menu
    CreateStandardWindowMenu(0, &windMenu);
    InsertMenu(windMenu, 0);

    // Create Movie Menu
    CreateNewMenu(1004, 0, &movMenu);
    movMenuTitle = CFSTR("Movie");
    SetMenuTitleWithCFString(movMenu, movMenuTitle);

    AppendMenuItemTextWithCFString(movMenu, CFSTR("Half Size"), 0, kHalfScreenCmd, &index);
    SetMenuItemCommandKey(movMenu, index, 0, '0');

    AppendMenuItemTextWithCFString(movMenu, CFSTR("Normal Size"), 0, kNormalScreenCmd, &index);
    SetMenuItemCommandKey(movMenu, index, 0, '1');

    AppendMenuItemTextWithCFString(movMenu, CFSTR("Double Size"), 0, kDoubleScreenCmd, &index);
    SetMenuItemCommandKey(movMenu, index, 0, '2');

    AppendMenuItemTextWithCFString(movMenu, CFSTR("Full Size"), 0, kFullScreenCmd, &index);
    SetMenuItemCommandKey(movMenu, index, 0, 'F');

    AppendMenuItemTextWithCFString(movMenu, NULL, kMenuItemAttrSeparator, 0, &index);

    AppendMenuItemTextWithCFString(movMenu, CFSTR("Aspect Ratio"), 0, 0, &index);

    //// Create Aspect Ratio Sub Menu
    CreateNewMenu(0, 0, &aspectMenu);
    aspMenuTitle = CFSTR("Aspect Ratio");
    SetMenuTitleWithCFString(aspectMenu, aspMenuTitle);
    SetMenuItemHierarchicalMenu(movMenu, 6, aspectMenu);

    AppendMenuItemTextWithCFString(aspectMenu, CFSTR("Keep"), 0, kKeepAspectCmd, &index);
    CheckMenuItem(aspectMenu, 1, vo_keepaspect);
    AppendMenuItemTextWithCFString(aspectMenu, CFSTR("Pan-Scan"), 0, kPanScanCmd, &index);
    CheckMenuItem(aspectMenu, 2, vo_panscan);
    AppendMenuItemTextWithCFString(aspectMenu, NULL, kMenuItemAttrSeparator, 0, &index);
    AppendMenuItemTextWithCFString(aspectMenu, CFSTR("Original"), 0, kAspectOrgCmd, &index);
    AppendMenuItemTextWithCFString(aspectMenu, CFSTR("4:3"), 0, kAspectFullCmd, &index);
    AppendMenuItemTextWithCFString(aspectMenu, CFSTR("16:9"), 0, kAspectWideCmd, &index);

    InsertMenu(movMenu, GetMenuID(windMenu));   //insert before Window menu

    DrawMenuBar();

    // create window
    CreateNewWindow(kDocumentWindowClass, windowAttrs, &winRect, &theWindow);

    CreateWindowGroup(0, &winGroup);
    SetWindowGroup(theWindow, winGroup);

    // Install event handler
    InstallApplicationEventHandler(NewEventHandlerUPP(KeyEventHandler), GetEventTypeCount(key_events), key_events, NULL, NULL);
    InstallApplicationEventHandler(NewEventHandlerUPP(MouseEventHandler), GetEventTypeCount(mouse_events), mouse_events, NULL, NULL);
    InstallWindowEventHandler(theWindow, NewEventHandlerUPP(WindowEventHandler), GetEventTypeCount(win_events), win_events, theWindow, NULL);
}

static void update_screen_info(void)
{
    CGRect displayRect;
    CGDisplayCount displayCount;
    CGDirectDisplayID *displays;
    // Display IDs might not be consecutive, get the list of all devices up to # device_id
    displayCount = device_id + 1;
    displays = malloc(sizeof(*displays) * displayCount);
    if (kCGErrorSuccess != CGGetActiveDisplayList(displayCount, displays, &displayCount) || displayCount < device_id + 1) {
        mp_msg(MSGT_VO, MSGL_FATAL, "Quartz error: Device ID %d do not exist, falling back to main device.\n", device_id);
        displayId = kCGDirectMainDisplay;
        device_id = 0;
    }
    else
    {
        displayId = displays[device_id];
    }
    free(displays);

    displayRect = CGDisplayBounds(displayId);
    xinerama_x = displayRect.origin.x;
    xinerama_y = displayRect.origin.y;
    vo_screenwidth = displayRect.size.width;
    vo_screenheight = displayRect.size.height;
    aspect_save_screenres(vo_screenwidth, vo_screenheight);
}

static void free_video_specific(void)
{
    if (seqId) CDSequenceEnd(seqId);
    seqId = 0;
    free(image_data);
    image_data = NULL;
    free(P);
    P = NULL;
    CGDataProviderRelease(dataProviderRef);
    dataProviderRef = NULL;
    CGImageRelease(image);
    image = NULL;
}

static int config(uint32_t width, uint32_t height, uint32_t d_width, uint32_t d_height, uint32_t flags, char *title, uint32_t format)
{
    CFStringRef windowTitle;
    WindowAttributes windowAttrs;
    OSErr qterr;
    CGRect tmpBounds;

    free_video_specific();

    vo_dwidth  = d_width  *= winSizeMult;
    vo_dheight = d_height *= winSizeMult;
    config_movie_aspect((float)d_width / d_height);

    // misc mplayer setup/////////////////////////////////////////////////////
    SetRect(&imgRect, 0, 0, width, height);
    switch (image_format)
    {
    case IMGFMT_RGB32:
        image_depth = 32;
        break;
    case IMGFMT_YV12:
    case IMGFMT_IYUV:
    case IMGFMT_I420:
    case IMGFMT_UYVY:
    case IMGFMT_YUY2:
        image_depth = 16;
        break;
    }
    image_size = (imgRect.right * imgRect.bottom * image_depth + 7) / 8;

    image_data = malloc(image_size);

    // Create player window//////////////////////////////////////////////////
    windowAttrs = kWindowStandardDocumentAttributes
                | kWindowStandardHandlerAttribute
                | kWindowLiveResizeAttribute;

    windowAttrs &= ~kWindowResizableAttribute;

    if (theWindow == NULL)
    {
        CGContextRef context;

        quartz_CreateWindow(d_width, d_height, windowAttrs);

        if (theWindow == NULL)
        {
            mp_msg(MSGT_VO, MSGL_FATAL, "Quartz error: Couldn't create window !!!!!\n");
            return -1;
        }
        tmpBounds = CGRectMake(0, 0, winRect.right, winRect.bottom);
        QDBeginCGContext(GetWindowPort(theWindow), &context);
        CGContextFillRect(context, tmpBounds);
        QDEndCGContext(GetWindowPort(theWindow), &context);
    }
    else
    {
        HideWindow(theWindow);
        ChangeWindowAttributes(theWindow, ~windowAttrs, windowAttrs);
        SetRect(&winRect, 0, 0, d_width, d_height);
        SetRect(&oldWinRect, 0, 0, d_width, d_height);
        SizeWindow(theWindow, d_width, d_height, 1);
    }

    // Set window title
    windowTitle = CFStringCreateWithCString(NULL, vo_wintitle ? vo_wintitle : title, kCFStringEncodingUTF8);
    SetWindowTitleWithCFString(theWindow, windowTitle);
    CFRelease(windowTitle);

    switch (image_format)
    {
    case IMGFMT_RGB32:
    {
        CGContextRef context;

        QDBeginCGContext(GetWindowPort(theWindow), &context);

        dataProviderRef = CGDataProviderCreateWithData(0, image_data, imgRect.right * imgRect.bottom * 4, 0);

        image = CGImageCreate(imgRect.right,
                              imgRect.bottom,
                              8,
                              image_depth,
                              (imgRect.right * 32 + 7) / 8,
                              CGColorSpaceCreateDeviceRGB(),
                              kCGImageAlphaNoneSkipFirst,
                              dataProviderRef, 0, 1, kCGRenderingIntentDefault);

        QDEndCGContext(GetWindowPort(theWindow), &context);
        break;
    }

    case IMGFMT_YV12:
    case IMGFMT_IYUV:
    case IMGFMT_I420:
    case IMGFMT_UYVY:
    case IMGFMT_YUY2:
    {
        get_image_done = 0;

        if (!EnterMoviesDone)
        {
            qterr = EnterMovies();
            EnterMoviesDone = 1;
        }
        else
            qterr = 0;

        if (qterr)
        {
            mp_msg(MSGT_VO, MSGL_FATAL, "Quartz error: EnterMovies (%d)\n", qterr);
            return -1;
        }


        SetIdentityMatrix(&matrix);

        if (d_width != width || d_height != height)
        {
            ScaleMatrix(&matrix, FixDiv(Long2Fix(d_width), Long2Fix(width)), FixDiv(Long2Fix(d_height), Long2Fix(height)), 0, 0);
        }

        yuv_qt_stuff.desc = (ImageDescriptionHandle) NewHandleClear(sizeof(ImageDescription));

        yuv_qt_stuff.extension_colr = NewHandleClear(sizeof(NCLCColorInfoImageDescriptionExtension));
        ((NCLCColorInfoImageDescriptionExtension *) (*yuv_qt_stuff.extension_colr))->colorParamType = kVideoColorInfoImageDescriptionExtensionType;
        ((NCLCColorInfoImageDescriptionExtension *) (*yuv_qt_stuff.extension_colr))->primaries = 2;
        ((NCLCColorInfoImageDescriptionExtension *) (*yuv_qt_stuff.extension_colr))->transferFunction = 2;
        ((NCLCColorInfoImageDescriptionExtension *) (*yuv_qt_stuff.extension_colr))->matrix = 2;

        yuv_qt_stuff.extension_fiel = NewHandleClear(sizeof(FieldInfoImageDescriptionExtension));
        ((FieldInfoImageDescriptionExtension *) (*yuv_qt_stuff.extension_fiel))->fieldCount = 1;
        ((FieldInfoImageDescriptionExtension *) (*yuv_qt_stuff.extension_fiel))->fieldOrderings = 0;

        yuv_qt_stuff.extension_clap = NewHandleClear(sizeof(CleanApertureImageDescriptionExtension));
        ((CleanApertureImageDescriptionExtension *) (*yuv_qt_stuff.extension_clap))->cleanApertureWidthN = imgRect.right;
        ((CleanApertureImageDescriptionExtension *) (*yuv_qt_stuff.extension_clap))->cleanApertureWidthD = 1;
        ((CleanApertureImageDescriptionExtension *) (*yuv_qt_stuff.extension_clap))->cleanApertureHeightN = imgRect.bottom;
        ((CleanApertureImageDescriptionExtension *) (*yuv_qt_stuff.extension_clap))->cleanApertureHeightD = 1;
        ((CleanApertureImageDescriptionExtension *) (*yuv_qt_stuff.extension_clap))->horizOffN = 0;
        ((CleanApertureImageDescriptionExtension *) (*yuv_qt_stuff.extension_clap))->horizOffD = 1;
        ((CleanApertureImageDescriptionExtension *) (*yuv_qt_stuff.extension_clap))->vertOffN = 0;
        ((CleanApertureImageDescriptionExtension *) (*yuv_qt_stuff.extension_clap))->vertOffD = 1;

        yuv_qt_stuff.extension_pasp = NewHandleClear(sizeof(PixelAspectRatioImageDescriptionExtension));
        ((PixelAspectRatioImageDescriptionExtension *) (*yuv_qt_stuff.extension_pasp))->hSpacing = 1;
        ((PixelAspectRatioImageDescriptionExtension *) (*yuv_qt_stuff.extension_pasp))->vSpacing = 1;

        (*yuv_qt_stuff.desc)->idSize = sizeof(ImageDescription);
        (*yuv_qt_stuff.desc)->cType = image_qtcodec;
        (*yuv_qt_stuff.desc)->version = 2;
        (*yuv_qt_stuff.desc)->revisionLevel = 0;
        (*yuv_qt_stuff.desc)->vendor = 'mpla';
        (*yuv_qt_stuff.desc)->width = imgRect.right;
        (*yuv_qt_stuff.desc)->height = imgRect.bottom;
        (*yuv_qt_stuff.desc)->hRes = Long2Fix(72);
        (*yuv_qt_stuff.desc)->vRes = Long2Fix(72);
        (*yuv_qt_stuff.desc)->temporalQuality = 0;
        (*yuv_qt_stuff.desc)->spatialQuality = codecLosslessQuality;
        (*yuv_qt_stuff.desc)->frameCount = 1;
        (*yuv_qt_stuff.desc)->dataSize = 0;
        (*yuv_qt_stuff.desc)->depth = 24;
        (*yuv_qt_stuff.desc)->clutID = -1;

        qterr = AddImageDescriptionExtension(yuv_qt_stuff.desc, yuv_qt_stuff.extension_colr, kColorInfoImageDescriptionExtension);
        if (qterr)
        {
            mp_msg(MSGT_VO, MSGL_ERR, "Quartz error: AddImageDescriptionExtension [colr] (%d)\n", qterr);
        }

        qterr = AddImageDescriptionExtension(yuv_qt_stuff.desc, yuv_qt_stuff.extension_fiel, kFieldInfoImageDescriptionExtension);
        if (qterr)
        {
            mp_msg(MSGT_VO, MSGL_ERR, "Quartz error: AddImageDescriptionExtension [fiel] (%d)\n", qterr);
        }

        qterr = AddImageDescriptionExtension(yuv_qt_stuff.desc, yuv_qt_stuff.extension_clap, kCleanApertureImageDescriptionExtension);
        if (qterr)
        {
            mp_msg(MSGT_VO, MSGL_ERR, "Quartz error: AddImageDescriptionExtension [clap] (%d)\n", qterr);
        }

        qterr = AddImageDescriptionExtension(yuv_qt_stuff.desc, yuv_qt_stuff.extension_pasp, kCleanApertureImageDescriptionExtension);
        if (qterr)
        {
            mp_msg(MSGT_VO, MSGL_ERR, "Quartz error: AddImageDescriptionExtension [pasp] (%d)\n", qterr);
        }
        P = calloc(sizeof(PlanarPixmapInfoYUV420) + image_size, 1);
        switch (image_format)
        {
        case IMGFMT_YV12:
        case IMGFMT_IYUV:
        case IMGFMT_I420:
            P->componentInfoY.offset = be2me_32(sizeof(PlanarPixmapInfoYUV420));
            P->componentInfoCb.offset = be2me_32(be2me_32(P->componentInfoY.offset) + image_size / 2);
            P->componentInfoCr.offset = be2me_32(be2me_32(P->componentInfoCb.offset) + image_size / 4);
            P->componentInfoY.rowBytes = be2me_32(imgRect.right);
            P->componentInfoCb.rowBytes = be2me_32(imgRect.right / 2);
            P->componentInfoCr.rowBytes = be2me_32(imgRect.right / 2);
            image_buffer_size = image_size + sizeof(PlanarPixmapInfoYUV420);
            break;
        case IMGFMT_UYVY:
        case IMGFMT_YUY2:
            image_buffer_size = image_size;
            break;
        }

        qterr = DecompressSequenceBeginS(&seqId,
                                         yuv_qt_stuff.desc,
                                         (char *)P,
                                         image_buffer_size,
                                         GetWindowPort(theWindow),
                                         NULL,
                                         NULL,
                                         d_width != width || d_height != height ?
                                         &matrix : NULL,
                                         srcCopy,
                                         NULL,
                                         0,
                                         codecLosslessQuality,
                                         bestSpeedCodec);

        if (qterr)
        {
            mp_msg(MSGT_VO, MSGL_FATAL, "Quartz error: DecompressSequenceBeginS (%d)\n", qterr);
            return -1;
        }
    }
        break;
    }

    // Show window
    RepositionWindow(theWindow, NULL, kWindowCenterOnMainScreen);
    ShowWindow(theWindow);

    if (vo_fs)
        window_fullscreen();

    if (vo_ontop)
        window_ontop();

    if (vo_rootwin)
    {
        vo_fs = TRUE;
        winLevel = 0;
        SetWindowGroupLevel(winGroup, CGWindowLevelForKey(levelList[winLevel]));
        window_fullscreen();
    }

    window_resized();

    return 0;
}

static void check_events(void)
{
    EventRef theEvent;
    EventTargetRef theTarget;
    OSStatus theErr;

    // Get event
    theTarget = GetEventDispatcherTarget();
    theErr = ReceiveNextEvent(0, 0, kEventDurationNoWait, true, &theEvent);
    if (theErr == noErr && theEvent != NULL)
    {
        SendEventToEventTarget(theEvent, theTarget);
        ReleaseEvent(theEvent);
    }
}

static void draw_osd(void)
{
    vo_draw_text(imgRect.right, imgRect.bottom, draw_alpha);
}

static void flip_page(void)
{
    int curTime;

    if (theWindow == NULL)
        return;

    switch (image_format)
    {
    case IMGFMT_RGB32:
    {
        CGContextRef context;

        QDBeginCGContext(GetWindowPort(theWindow), &context);
        CGContextDrawImage(context, bounds, image);
        QDEndCGContext(GetWindowPort(theWindow), &context);
    }
        break;

    case IMGFMT_YV12:
    case IMGFMT_IYUV:
    case IMGFMT_I420:
    case IMGFMT_UYVY:
    case IMGFMT_YUY2:
        if (EnterMoviesDone)
        {
            OSErr qterr;
            CodecFlags flags = 0;

            qterr = DecompressSequenceFrameWhen(seqId,
                                                (char *)P,
                                                image_buffer_size,
                                                0, //codecFlagUseImageBuffer,
                                                &flags,
                                                NULL,
                                                NULL);
            if (qterr)
            {
                mp_msg(MSGT_VO, MSGL_ERR, "Quartz error: DecompressSequenceFrameWhen in flip_page (%d) flags:0x%08x\n", qterr, flags);
            }
        }
        break;
    }

    if (!vo_quartz_fs)
    {
        CGContextRef context;

        QDBeginCGContext(GetWindowPort(theWindow), &context);
        // render resize box
        CGContextBeginPath(context);
        CGContextSetAllowsAntialiasing(context, false);
        //CGContextSaveGState(context);

        // line white
        CGContextSetRGBStrokeColor(context, 0.2, 0.2, 0.2, 0.5);
        CGContextMoveToPoint(context, winRect.right - 1, 1); CGContextAddLineToPoint(context, winRect.right - 1, 1);
        CGContextMoveToPoint(context, winRect.right - 1, 5); CGContextAddLineToPoint(context, winRect.right - 5, 1);
        CGContextMoveToPoint(context, winRect.right - 1, 9); CGContextAddLineToPoint(context, winRect.right - 9, 1);
        CGContextStrokePath(context);

        // line gray
        CGContextSetRGBStrokeColor(context, 0.4, 0.4, 0.4, 0.5);
        CGContextMoveToPoint(context, winRect.right - 1, 2);  CGContextAddLineToPoint(context, winRect.right - 2, 1);
        CGContextMoveToPoint(context, winRect.right - 1, 6);  CGContextAddLineToPoint(context, winRect.right - 6, 1);
        CGContextMoveToPoint(context, winRect.right - 1, 10); CGContextAddLineToPoint(context, winRect.right - 10, 1);
        CGContextStrokePath(context);

        // line black
        CGContextSetRGBStrokeColor(context, 0.6, 0.6, 0.6, 0.5);
        CGContextMoveToPoint(context, winRect.right - 1, 3);  CGContextAddLineToPoint(context, winRect.right - 3, 1);
        CGContextMoveToPoint(context, winRect.right - 1, 7);  CGContextAddLineToPoint(context, winRect.right - 7, 1);
        CGContextMoveToPoint(context, winRect.right - 1, 11); CGContextAddLineToPoint(context, winRect.right - 11, 1);
        CGContextStrokePath(context);

        // CGContextRestoreGState( context );
        CGContextFlush(context);
        QDEndCGContext(GetWindowPort(theWindow), &context);
    }

    curTime = TickCount() / 60;

    // auto hide mouse cursor (and future on-screen control?)
    if (vo_quartz_fs && !mouseHide)
    {
        if (curTime - lastMouseHide >= 5 || lastMouseHide == 0)
        {
            CGDisplayHideCursor(displayId);
            mouseHide = TRUE;
            lastMouseHide = curTime;
        }
    }
    // update activity every 30 seconds to prevent
    // screensaver from starting up.
    if (curTime - lastScreensaverUpdate >= 30 || lastScreensaverUpdate == 0)
    {
        UpdateSystemActivity(UsrActivity);
        lastScreensaverUpdate = curTime;
    }
}

static int draw_slice(uint8_t * src[], int stride[], int w, int h, int x, int y)
{
    switch (image_format)
    {
    case IMGFMT_YV12:
    case IMGFMT_I420:
        memcpy_pic(((char *)P) + be2me_32(P->componentInfoY.offset) + x + imgRect.right * y, src[0], w, h, imgRect.right, stride[0]);
        x=x/2;y=y/2;w=w/2;h=h/2;

        memcpy_pic(((char *)P) + be2me_32(P->componentInfoCb.offset) + x + imgRect.right / 2 * y, src[1], w, h, imgRect.right / 2, stride[1]);
        memcpy_pic(((char *)P) + be2me_32(P->componentInfoCr.offset) + x + imgRect.right / 2 * y, src[2], w, h, imgRect.right / 2, stride[2]);
        return 0;

    case IMGFMT_IYUV:
        memcpy_pic(((char *)P) + be2me_32(P->componentInfoY.offset) + x + imgRect.right * y, src[0], w, h, imgRect.right, stride[0]);
        x=x/2;y=y/2;w=w/2;h=h/2;

        memcpy_pic(((char *)P) + be2me_32(P->componentInfoCr.offset) + x + imgRect.right / 2 * y, src[1], w, h, imgRect.right / 2, stride[1]);
        memcpy_pic(((char *)P) + be2me_32(P->componentInfoCb.offset) + x + imgRect.right / 2 * y, src[2], w, h, imgRect.right / 2, stride[2]);
        return 0;
    }
    return -1;
}

static int draw_frame(uint8_t * src[])
{
    switch (image_format)
    {
    case IMGFMT_RGB32:
        fast_memcpy(image_data, src[0], image_size);
        return 0;

    case IMGFMT_UYVY:
    case IMGFMT_YUY2:
        memcpy_pic(((char *)P), src[0], imgRect.right * 2, imgRect.bottom, imgRect.right * 2, imgRect.right * 2);
        return 0;
    }
    return -1;
}

static int query_format(uint32_t format)
{
    image_format = format;
    image_qtcodec = 0;

    if (format == IMGFMT_RGB32)
    {
        return VFCAP_CSP_SUPPORTED | VFCAP_OSD | VFCAP_HWSCALE_UP | VFCAP_HWSCALE_DOWN;
    }

    if (format == IMGFMT_YV12 || format == IMGFMT_IYUV || format == IMGFMT_I420)
    {
        image_qtcodec = kMpegYUV420CodecType;   //kYUV420CodecType ?;
        return VFCAP_CSP_SUPPORTED | VFCAP_OSD | VFCAP_HWSCALE_UP | VFCAP_HWSCALE_DOWN | VFCAP_ACCEPT_STRIDE;
    }

    if (format == IMGFMT_YUY2)
    {
        image_qtcodec = kComponentVideoUnsigned;
        return VFCAP_CSP_SUPPORTED | VFCAP_OSD | VFCAP_HWSCALE_UP | VFCAP_HWSCALE_DOWN;
    }

    if (format == IMGFMT_UYVY)
    {
        image_qtcodec = k422YpCbCr8CodecType;
        return VFCAP_CSP_SUPPORTED | VFCAP_OSD | VFCAP_HWSCALE_UP | VFCAP_HWSCALE_DOWN;
    }

    return 0;
}

static void uninit(void)
{
    free_video_specific();
    if (EnterMoviesDone)
        ExitMovies();
    EnterMoviesDone = 0;

    ShowMenuBar();
}

static int preinit(const char *arg)
{
    int parse_err = 0;

    if(arg)
    {
        char *parse_pos = (char *)&arg[0];

        while (parse_pos[0] && !parse_err)
        {
            if (strncmp(parse_pos, "device_id=", 10) == 0)
            {
                parse_pos = &parse_pos[10];
                device_id = strtol(parse_pos, &parse_pos, 0);
            }
            if (strncmp(parse_pos, "fs_res=", 7) == 0)
            {
                parse_pos = &parse_pos[7];
                fs_res_x = strtol(parse_pos, &parse_pos, 0);
                parse_pos = &parse_pos[1];
                fs_res_y = strtol(parse_pos, &parse_pos, 0);
            }
            if (parse_pos[0] == ':')
                parse_pos = &parse_pos[1];
            else if (parse_pos[0])
                parse_err = 1;
        }
    }

    osx_foreground_hack();

    return 0;
}

static uint32_t draw_yuv_image(mp_image_t * mpi)
{
    // ATM we're only called for planar IMGFMT
    // drawing is done directly in P
    // and displaying is in flip_page.
    return get_image_done ? VO_TRUE : VO_FALSE;
}

static uint32_t get_yuv_image(mp_image_t * mpi)
{
    if (mpi->type != MP_IMGTYPE_EXPORT) return VO_FALSE;

    if (mpi->imgfmt != image_format)    return VO_FALSE;

    if (mpi->flags & MP_IMGFLAG_PLANAR)
    {
        if (mpi->num_planes != 3)
        {
            mp_msg(MSGT_VO, MSGL_ERR, "Quartz error: only 3 planes allowed in get_yuv_image for planar (%d) \n", mpi->num_planes);
            return VO_FALSE;
        }

        mpi->planes[0] = ((char *)P) + be2me_32(P->componentInfoY.offset);
        mpi->stride[0] = imgRect.right;
        mpi->width = imgRect.right;

        if (mpi->flags & MP_IMGFLAG_SWAPPED)
        {
            // I420
            mpi->planes[1] = ((char *)P) + be2me_32(P->componentInfoCb.offset);
            mpi->planes[2] = ((char *)P) + be2me_32(P->componentInfoCr.offset);
            mpi->stride[1] = imgRect.right / 2;
            mpi->stride[2] = imgRect.right / 2;
        }
        else
        {
            // YV12
            mpi->planes[1] = ((char *)P) + be2me_32(P->componentInfoCr.offset);
            mpi->planes[2] = ((char *)P) + be2me_32(P->componentInfoCb.offset);
            mpi->stride[1] = imgRect.right / 2;
            mpi->stride[2] = imgRect.right / 2;
        }

        mpi->flags |= MP_IMGFLAG_DIRECT;
        get_image_done = 1;
        return VO_TRUE;
    }
    else
    {
        // doesn't work yet
        if (mpi->num_planes != 1)
        {
            mp_msg(MSGT_VO, MSGL_ERR, "Quartz error: only 1 plane allowed in get_yuv_image for packed (%d) \n", mpi->num_planes);
            return VO_FALSE;
        }

        mpi->planes[0] = (char *)P;
        mpi->stride[0] = imgRect.right * 2;
        mpi->width = imgRect.right;
        mpi->flags |= MP_IMGFLAG_DIRECT;
        get_image_done = 1;
        return VO_TRUE;
    }
    return VO_FALSE;
}

static int control(uint32_t request, void *data)
{
    switch (request)
    {
    case VOCTRL_FULLSCREEN:   vo_fs = !vo_fs;        window_fullscreen(); return VO_TRUE;
    case VOCTRL_ONTOP:        vo_ontop = !vo_ontop;  window_ontop();      return VO_TRUE;
    case VOCTRL_QUERY_FORMAT: return query_format(*(uint32_t *) data);
    case VOCTRL_GET_PANSCAN:  return VO_TRUE;
    case VOCTRL_SET_PANSCAN:  window_panscan();          return VO_TRUE;

    case VOCTRL_GET_IMAGE:
        switch (image_format)
        {
        case IMGFMT_YV12:
        case IMGFMT_IYUV:
        case IMGFMT_I420:
        case IMGFMT_UYVY:
        case IMGFMT_YUY2:
            return get_yuv_image(data);
            break;
        default:
            break;
        }
    case VOCTRL_DRAW_IMAGE:
        switch (image_format)
        {
        case IMGFMT_YV12:
        case IMGFMT_IYUV:
        case IMGFMT_I420:
        case IMGFMT_UYVY:
        case IMGFMT_YUY2:
            return draw_yuv_image(data);
            break;
        default:
            break;
        }
    case VOCTRL_UPDATE_SCREENINFO:
        update_screen_info();
        return VO_TRUE;
    }
    return VO_NOTIMPL;
}

void window_resized(void)
{
    uint32_t d_width;
    uint32_t d_height;

    CGRect tmpBounds;

    CGContextRef context;

    GetWindowPortBounds(theWindow, &winRect);
    d_width  = vo_dwidth  = winRect.right;
    d_height = vo_dheight = winRect.bottom;

    if (vo_keepaspect)
        aspect(&d_width, &d_height, A_WINZOOM);
    SetRect(&dstRect, (vo_dwidth - d_width) / 2, (vo_dheight - d_height) / 2, d_width, d_height);

    switch (image_format)
    {
    case IMGFMT_RGB32:
    {
        bounds = CGRectMake(dstRect.left, dstRect.top, dstRect.right - dstRect.left, dstRect.bottom - dstRect.top);
        break;
    }
    case IMGFMT_YV12:
    case IMGFMT_IYUV:
    case IMGFMT_I420:
    case IMGFMT_UYVY:
    case IMGFMT_YUY2:
    {
        long scale_X = FixDiv(Long2Fix(dstRect.right - dstRect.left), Long2Fix(imgRect.right));
        long scale_Y = FixDiv(Long2Fix(dstRect.bottom - dstRect.top), Long2Fix(imgRect.bottom));

        SetIdentityMatrix(&matrix);
        if (dstRect.right - dstRect.left != imgRect.right || dstRect.bottom - dstRect.right != imgRect.bottom)
        {
            ScaleMatrix(&matrix, scale_X, scale_Y, 0, 0);

            if (vo_dwidth > d_width || vo_dheight > d_height)
            {
                TranslateMatrix(&matrix, Long2Fix(dstRect.left), Long2Fix(dstRect.top));
            }
        }

        SetDSequenceMatrix(seqId, &matrix);
        break;
    }
    default:
        break;
    }

    // Clear Background
    tmpBounds = CGRectMake(0, 0, winRect.right, winRect.bottom);
    QDBeginCGContext(GetWindowPort(theWindow), &context);
    CGContextFillRect(context, tmpBounds);
    QDEndCGContext(GetWindowPort(theWindow), &context);
}

void window_ontop(void)
{
    if (!vo_quartz_fs)
    {
        // Cycle between level
        winLevel++;
        if (winLevel > 2)
            winLevel = 1;
    }
    SetWindowGroupLevel(winGroup, CGWindowLevelForKey(levelList[winLevel]));
}

void window_fullscreen(void)
{
    // go fullscreen
    if (vo_fs)
    {
        if (winLevel != 0)
        {
            if (displayId == kCGDirectMainDisplay)
            {
                SetSystemUIMode(kUIModeAllHidden, kUIOptionAutoShowMenuBar);
                CGDisplayHideCursor(displayId);
                mouseHide = TRUE;
            }

            if (fs_res_x != 0 || fs_res_y != 0)
            {
                CFDictionaryRef mode;
                size_t desiredBitDepth = 32;
                boolean_t exactMatch;

                originalMode = CGDisplayCurrentMode(displayId);

                mode = CGDisplayBestModeForParameters(displayId, desiredBitDepth, fs_res_x, fs_res_y, &exactMatch);

                if (mode != NULL)
                {
                    if (!exactMatch)
                    {
                        // Warn if the mode doesn't match exactly
                      mp_msg(MSGT_VO, MSGL_WARN, "Quartz warning: did not get exact mode match (got %dx%d) \n", (int)CFDictionaryGetValue(mode, kCGDisplayWidth), (int)CFDictionaryGetValue(mode, kCGDisplayHeight));
                    }

                    CGDisplayCapture(displayId);
                    CGDisplaySwitchToMode(displayId, mode);
                }
                else
                {
                    mp_msg(MSGT_VO, MSGL_ERR, "Quartz error: can't switch to fullscreen \n");
                }

                // Get Main device info///////////////////////////////////////////////////
                update_screen_info();
            }
        }
        // save old window size
        if (!vo_quartz_fs)
        {
            GetWindowPortBounds(theWindow, &oldWinRect);
            GetWindowBounds(theWindow, kWindowContentRgn, &oldWinBounds);
        }
        // go fullscreen
        ChangeWindowAttributes(theWindow, kWindowNoShadowAttribute, 0);

        vo_quartz_fs = 1;
        window_panscan();
    }
    else //go back to windowed mode
    {
        vo_quartz_fs = 0;
        if (originalMode != NULL)
        {
            CGDisplaySwitchToMode(displayId, originalMode);
            CGDisplayRelease(displayId);

            // Get Main device info///////////////////////////////////////////////////
            update_screen_info();

            originalMode = NULL;
        }
        SetSystemUIMode(kUIModeNormal, 0);

        // show mouse cursor
        CGDisplayShowCursor(displayId);
        mouseHide = FALSE;

        // revert window to previous setting
        ChangeWindowAttributes(theWindow, 0, kWindowNoShadowAttribute);
        SizeWindow(theWindow, oldWinRect.right, oldWinRect.bottom, 1);
        MoveWindow(theWindow, oldWinBounds.left, oldWinBounds.top, 1);
    }
    window_resized();
}

void window_panscan(void)
{
    panscan_calc();

    if (vo_panscan > 0)
        CheckMenuItem(aspectMenu, 2, 1);
    else
        CheckMenuItem(aspectMenu, 2, 0);

    if (vo_quartz_fs)
    {
        MoveWindow(theWindow, xinerama_x - (vo_panscan_x >> 1), xinerama_y - (vo_panscan_y >> 1), 1);
        SizeWindow(theWindow, vo_screenwidth + vo_panscan_x, vo_screenheight + vo_panscan_y, 1);
    }
}
