dvdinfoframe.cc

Linux下比较早的基于命令行的DVD播放器

//
// Copyright (c) 2005 by Istv醤 V醨adi
//
// This file is part of dxr3Player, a DVD player written specifically 
// for the DXR3 (aka Hollywood+) decoder card.

// This program 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.
//
// This program 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 this program; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA

//------------------------------------------------------------------------------

#include "DVDInfoFrame.h"

#include "output/osd/DVDPosition.h"

#include "util/Util.h"

#include <cstdio>

//------------------------------------------------------------------------------

using output::unichrome::osd::DVDInfoFrame;

using output::osd::DVDPosition;

using unichrome::Icon;
using unichrome::Window;

//------------------------------------------------------------------------------

DVDInfoFrame::DVDInfoFrame(Config& config, Window& displayWindow,
                           RoundedField::Config& numericFieldConfig,
                           RoundedField::Config& capitalFieldConfig,
                           const char* iconDirectory) :
    Frame(config, displayWindow, width, height, "DVD", backgroundColor),
    iconDirectory(strdup(iconDirectory)),
    titleIcon(config.videoDevice, "title.ico", iconDirectory,
              0x20),
    chapterIcon(config.videoDevice, "chapter.ico", iconDirectory,
                0x20),
    audioLanguageIcon(config.videoDevice, "audioLanguage.ico", iconDirectory,
                      0x20),
    spuLanguageIcon(config.videoDevice, "spuLanguage.ico", iconDirectory,
                    0x20),
    playModePlayIcon(config.videoDevice, "play.ico", iconDirectory, config.alpha),
    playModePauseIcon(config.videoDevice, "pause.ico", iconDirectory, config.alpha),
    playModeFF1Icon(config.videoDevice, "ff1.ico", iconDirectory, config.alpha),
    playModeFF2Icon(config.videoDevice, "ff2.ico", iconDirectory, config.alpha),
    playModeFF3Icon(config.videoDevice, "ff3.ico", iconDirectory, config.alpha),
    playModeREW1Icon(config.videoDevice, "rew1.ico", iconDirectory, config.alpha),
    playModeREW2Icon(config.videoDevice, "rew2.ico", iconDirectory, config.alpha),
    playModeREW3Icon(config.videoDevice, "rew3.ico", iconDirectory, config.alpha),
    titleField(numericFieldConfig, *innerWindow, 35, 10, 100, titleIcon, 
               fieldValueColor),
    chapterField(numericFieldConfig, *innerWindow, 190, 10, 100, chapterIcon, 
                 fieldValueColor),
    audioLanguageField(capitalFieldConfig, *innerWindow, 35, 50, 100, audioLanguageIcon, 
                       fieldValueColor),
    spuLanguageField(capitalFieldConfig, *innerWindow, 190, 50, 100, spuLanguageIcon, 
                     fieldValueColor),
    progressWindow(*innerWindow, numericFieldConfig, 35, 90, width - 2*35,
                   fieldValueColor, progressBarColor, 
                   (((uint32_t)config.alpha)<<24)|backgroundColor),
    playModeWindow(*innerWindow, 400, 10, 61, 61),
    currentPosition(0, 0, 0, 0, 0),
    currentAudioLanguageCode(0xffff),
    currentSPULanguageCode(0xffff),
    currentPlayMode(FORWARD)
{
    titleField.setValue("-", true);
    chapterField.setValue("-", true);
    audioLanguageField.setValue("-", true);
    spuLanguageField.setValue("-", true);
    
    playModePlayIcon.display(playModeWindow, 0, 0);
}

//------------------------------------------------------------------------------

DVDInfoFrame::~DVDInfoFrame()
{
    free(iconDirectory);
}

//------------------------------------------------------------------------------

void DVDInfoFrame::setPosition(const DVDPosition& dvdPosition)
{
    setPosition(titleField, currentPosition.titleNumber, dvdPosition.titleNumber);
    setPosition(chapterField, currentPosition.partNumber, dvdPosition.partNumber);

    if (dvdPosition.playedFrames!=currentPosition.playedFrames ||
        dvdPosition.totalFrames!=currentPosition.totalFrames || 
        dvdPosition.fps!=currentPosition.fps)
    {
        progressWindow.setValue(dvdPosition.playedFrames,
                                dvdPosition.totalFrames,
                                dvdPosition.fps);
        currentPosition.playedFrames = dvdPosition.playedFrames;
        currentPosition.totalFrames = dvdPosition.totalFrames;
        currentPosition.fps = dvdPosition.fps;
    }
}

//------------------------------------------------------------------------------

void DVDInfoFrame::setLanguages(unsigned audioLanguageCode,
                                unsigned spuLanguageCode)
{
    setLanguageCode(audioLanguageField, 
                    currentAudioLanguageCode, audioLanguageCode);

    setLanguageCode(spuLanguageField, 
                    currentSPULanguageCode, spuLanguageCode);
}

//------------------------------------------------------------------------------

void DVDInfoFrame::setPlayMode(playMode_t playMode)
{
    if (playMode==currentPlayMode) return;

    Icon* playModeIcon = 0;
    switch(playMode) {
      case FORWARD:
        playModeIcon = &playModePlayIcon;
        break;
      case PAUSED:
        playModeIcon = &playModePauseIcon;
        break;
      case FAST_FORWARD_1:
        playModeIcon = &playModeFF1Icon;
        break;
      case FAST_FORWARD_2:
        playModeIcon = &playModeFF2Icon;
        break;
      case FAST_FORWARD_3:
        playModeIcon = &playModeFF3Icon;
        break;
      case FAST_BACKWARD_1:
        playModeIcon = &playModeREW1Icon;
        break;
      case FAST_BACKWARD_2:
        playModeIcon = &playModeREW2Icon;
        break;
      case FAST_BACKWARD_3:
        playModeIcon = &playModeREW3Icon;
        break;
    }

    if (playModeIcon!=0) {
        uint32_t bgColor = config.alpha;
        bgColor <<= 24;
        bgColor |= backgroundColor & 0x00ffffff;
        playModeWindow.fill(bgColor);

        playModeIcon->display(playModeWindow, 0, 0);
    }

    currentPlayMode = playMode;
}

//------------------------------------------------------------------------------

void DVDInfoFrame::setPosition(IconField& positionField,
                               unsigned& currentPosition, unsigned newPosition)
{
    static const char* noPositionValue = "-";

    if (newPosition==currentPosition) return;

    if (newPosition==0) {
        positionField.setValue(noPositionValue, true);
    } else {
        char buf[8];
        snprintf(buf, sizeof(buf), "%u", newPosition);
        positionField.setValue(buf, true);
    }

    currentPosition = newPosition;
}

//------------------------------------------------------------------------------

void DVDInfoFrame::setLanguageCode(IconField& languageField,
                                   unsigned& currentCode, unsigned newCode)
{
    static const char* noLanguageValue = "-";

    if (newCode==currentCode) return;
    
    if (newCode==0xffff) {
        languageField.setValue(noLanguageValue, true);
    } else {
        char code0 = (newCode>>8)&0xff;
        if (code0>='a' && code0<='z') code0 -= 'a' - 'A';

        char code1 = (newCode>>0)&0xff;
        if (code1>='a' && code1<='z') code1 -= 'a' - 'A';
        
        char flagIconName[256];
        snprintf(flagIconName, sizeof(flagIconName),
                 "%s/flag_%c%c.ico", iconDirectory,
                 code0, code1);
        FILE* iconFile = fopen(flagIconName, "rb");
        if (iconFile!=0) {
            Icon flagIcon(config.videoDevice, iconFile, 
                          config.alpha);
            fclose(iconFile);

            languageField.setValue(flagIcon, true);
            config.videoDevice.flush();
        } else {
            char buf[3] = { code0, code1, '\0' };
            languageField.setValue(buf, true);
        }
    }
    
    currentCode = newCode;
}

//------------------------------------------------------------------------------
//------------------------------------------------------------------------------