init.cxx

很不错的播放代玛

        return 1;
    case M_PROPERTY_PRINT:
        if(!arg) return 0;
        *(char**)arg = malloc(64);
        (*(char**)arg)[63] = 0;
#ifdef USE_SUB
        if(subdata) {
            char *tmp,*tmp2;
            tmp = subdata->filename;
            if ((tmp2 = strrchr(tmp, '/')))
                tmp = tmp2+1;

            snprintf(*(char**)arg, 63, "(%d) %s%s",
                     set_of_sub_pos + 1,
                     strlen(tmp) < 20 ? "" : "...",
                     strlen(tmp) < 20 ? tmp : tmp+strlen(tmp)-19);
            return 1;
        }
#endif
        if (demuxer->type == DEMUXER_TYPE_MATROSKA && dvdsub_id >= 0) {
            char lang[40] = MSGTR_Unknown;
            demux_mkv_get_sub_lang(demuxer, dvdsub_id, lang, 9);
            lang[39] = 0;
            snprintf(*(char**)arg, 63, "(%d) %s", dvdsub_id, lang);
            return 1;
        }
#ifdef HAVE_OGGVORBIS
        if (demuxer->type == DEMUXER_TYPE_OGG && d_dvdsub && dvdsub_id >= 0) {
            char *lang = demux_ogg_sub_lang(demuxer, dvdsub_id);
            if (!lang) lang = MSGTR_Unknown;
            snprintf(*(char**)arg, 63, "(%d) %s",
                     dvdsub_id, lang);
            return 1;
        }
#endif
        if (vo_vobsub && vobsub_id >= 0) {
            const char *language = MSGTR_Unknown;
            language = vobsub_get_id(vo_vobsub, (unsigned int) vobsub_id);
            snprintf(*(char**)arg, 63, "(%d) %s",
                     vobsub_id, language ? language : MSGTR_Unknown);
            return 1;
        }
#ifdef USE_DVDREAD
        if (vo_spudec && dvdsub_id >= 0) {
            char lang[3] = "\0\0\0";
            int code = 0;
            code = dvd_lang_from_sid(stream, dvdsub_id);
            if (code) {
                lang[0] = code >> 8;
                lang[1] = code;
                lang[2] = 0;
            }
            snprintf(*(char**)arg, 63, "(%d) %s",
                     dvdsub_id, lang);
            return 1;
        }
#endif
        snprintf(*(char**)arg, 63, MSGTR_Disabled);
        return 1;

    case M_PROPERTY_SET:
        if(!arg) return 0;
        if(*(int*)arg < -1) *(int*)arg = -1;
        else if(*(int*)arg >= global_sub_size) *(int*)arg = global_sub_size-1;
        global_sub_pos = *(int*)arg;
        break;
    case M_PROPERTY_STEP_UP:
        global_sub_pos += 2;
        global_sub_pos = (global_sub_pos % (global_sub_size+1)) - 1;
        break;
    case M_PROPERTY_STEP_DOWN:
        global_sub_pos += global_sub_size+1;
        global_sub_pos = (global_sub_pos % (global_sub_size+1)) - 1;
        break;
    default:
        return M_PROPERTY_NOT_IMPLEMENTED;
    }

    if (global_sub_pos >= 0)
        source = sub_source();

    mp_msg(MSGT_CPLAYER, MSGL_DBG3,
           "subtitles: %d subs, (v@%d s@%d d@%d), @%d, source @%d\n",
           global_sub_size, global_sub_indices[SUB_SOURCE_VOBSUB],
           global_sub_indices[SUB_SOURCE_SUBS],
           global_sub_indices[SUB_SOURCE_DEMUX],
           global_sub_pos, source);

#ifdef USE_SUB
    set_of_sub_pos = -1;
    subdata = NULL;
    vo_sub_last = vo_sub = NULL;
#endif
    vobsub_id = -1;
    dvdsub_id = -1;
    if (d_dvdsub) {
        if(d_dvdsub->id > -2) reset_spu = 1;
        d_dvdsub->id = -2;
    }

    if (source == SUB_SOURCE_VOBSUB) {
        vobsub_id = global_sub_pos - global_sub_indices[SUB_SOURCE_VOBSUB];
#ifdef USE_SUB
    } else if (source == SUB_SOURCE_SUBS) {
        set_of_sub_pos = global_sub_pos - global_sub_indices[SUB_SOURCE_SUBS];
        subdata = set_of_subtitles[set_of_sub_pos];
        vo_osd_changed(OSDTYPE_SUBTITLE);
#endif
    } else if (source == SUB_SOURCE_DEMUX) {
        dvdsub_id = global_sub_pos - global_sub_indices[SUB_SOURCE_DEMUX];
        if (d_dvdsub) {
#ifdef USE_DVDREAD
            if (vo_spudec && stream->type == STREAMTYPE_DVD) {
                d_dvdsub->id = dvdsub_id;
                spudec_reset(vo_spudec);
            }
#endif
#ifdef HAVE_OGGVORBIS
            if (demuxer->type == DEMUXER_TYPE_OGG)
                d_dvdsub->id = demux_ogg_sub_id(demuxer, dvdsub_id);
#endif
            if (demuxer->type == DEMUXER_TYPE_MATROSKA) {
                d_dvdsub->id = demux_mkv_change_subs(demuxer, dvdsub_id);
                if (d_dvdsub->id >= 0 &&
                    ((mkv_sh_sub_t *)d_dvdsub->sh)->type == 'v') {
                    mkv_sh_sub_t *mkv_sh_sub = (mkv_sh_sub_t *)d_dvdsub->sh;
                    if (vo_spudec != NULL)
                        spudec_free(vo_spudec);
                    vo_spudec =
                        spudec_new_scaled_vobsub(mkv_sh_sub->has_palette ?
                                                 mkv_sh_sub->palette :
                                                 NULL, mkv_sh_sub->colors,
                                                 mkv_sh_sub->custom_colors,
                                                 mkv_sh_sub->width,
                                                 mkv_sh_sub->height);
                    if (!forced_subs_only)
                        forced_subs_only = mkv_sh_sub->forced_subs_only;
                    if (vo_spudec) {
                        spudec_set_forced_subs_only(vo_spudec,
                                                    forced_subs_only);
                        inited_flags |= INITED_SPUDEC;
                    }
                }
            }
        }
    } else { // off
#ifdef USE_SUB
        vo_osd_changed(OSDTYPE_SUBTITLE);
#endif
        if(vo_spudec) vo_osd_changed(OSDTYPE_SPU);
    }
#ifdef USE_DVDREAD
    if (vo_spudec && stream->type == STREAMTYPE_DVD && dvdsub_id < 0 && reset_spu) {
        dvdsub_id = -2;
        d_dvdsub->id = dvdsub_id;
        spudec_reset(vo_spudec);
    }
#endif

    return 1;
}

/// Subtitle delay (RW)
static int mp_property_sub_delay(m_option_t* prop,int action,void* arg) {
    if(!sh_video) return M_PROPERTY_UNAVAILABLE;
    return m_property_delay(prop,action,arg,&sub_delay);
}

/// Alignment of text subtitles (RW) 
static int mp_property_sub_alignment(m_option_t* prop,int action,void* arg) {
#ifdef USE_SUB
    char* name[] = { MSGTR_Top, MSGTR_Center, MSGTR_Bottom };

    if(!sh_video || global_sub_pos < 0 || sub_source() != SUB_SOURCE_SUBS)
        return M_PROPERTY_UNAVAILABLE;

    switch(action) {
    case M_PROPERTY_PRINT:
        if(!arg) return 0;
        M_PROPERTY_CLAMP(prop,sub_alignment);
        *(char**)arg = strdup(name[sub_alignment]);
        return 1;
    case M_PROPERTY_SET:
        if(!arg) return 0;
    case M_PROPERTY_STEP_UP:
    case M_PROPERTY_STEP_DOWN:
        vo_osd_changed(OSDTYPE_SUBTITLE);
    default:
        return m_property_choice(prop,action,arg,&sub_alignment);
    }
#else
    return M_PROPERTY_UNAVAILABLE;
#endif
}

/// Subtitle visibility (RW)
static int mp_property_sub_visibility(m_option_t* prop,int action,void* arg) {
#ifdef USE_SUB
    if(!sh_video) return M_PROPERTY_UNAVAILABLE;
    
    switch(action) {
    case M_PROPERTY_SET:
        if(!arg) return 0;
    case M_PROPERTY_STEP_UP:
    case M_PROPERTY_STEP_DOWN:
        vo_osd_changed(OSDTYPE_SUBTITLE);
        if(vo_spudec) vo_osd_changed(OSDTYPE_SPU);
    default:
        return m_property_flag(prop,action,arg,&sub_visibility);
    }
#else
    return M_PROPERTY_UNAVAILABLE;
#endif
}

/// Show only forced subtitles (RW)
static int mp_property_sub_forced_only(m_option_t* prop,int action,void* arg) {
    if(!vo_spudec) return M_PROPERTY_UNAVAILABLE;

    switch(action) {
    case M_PROPERTY_SET:
        if(!arg) return 0;
    case M_PROPERTY_STEP_UP:
    case M_PROPERTY_STEP_DOWN:
        m_property_flag(prop,action,arg,&forced_subs_only);
        spudec_set_forced_subs_only(vo_spudec,forced_subs_only);
        return 1;
    default:
        return m_property_flag(prop,action,arg,&forced_subs_only);
    }

}

///@}

/// \defgroup TVProperties TV properties
/// \ingroup Properties
///@{

#ifdef USE_TV

/// TV color settings (RW)
static int mp_property_tv_color(m_option_t* prop,int action,void* arg) {
    int r,val;
    tvi_handle_t* tvh = demuxer->priv;
    if(demuxer->type != DEMUXER_TYPE_TV || !tvh) return M_PROPERTY_UNAVAILABLE;
    
    switch(action) {
    case M_PROPERTY_SET:
        if(!arg) return 0;
        M_PROPERTY_CLAMP(prop,*(int*)arg);
        return tv_set_color_options(tvh,(int)prop->priv,*(int*)arg);
    case M_PROPERTY_GET:
        return tv_get_color_options(tvh,(int)prop->priv,arg);
    case M_PROPERTY_STEP_UP:
    case M_PROPERTY_STEP_DOWN:
        if((r = tv_get_color_options(tvh,(int)prop->priv,&val)) >= 0) {
            if(!r) return 0;
            val += (arg ? *(int*)arg : 1) *
                (action == M_PROPERTY_STEP_DOWN ? -1 : 1);
            M_PROPERTY_CLAMP(prop,val);
            return tv_set_color_options(tvh,(int)prop->priv,val);
        }
        return 0;
    }
    return M_PROPERTY_NOT_IMPLEMENTED;
}

#endif

///@}

/// All properties available in MPlayer.
/** \ingroup Properties
 */
static m_option_t mp_properties[] = {
    // General
    { "osdlevel", mp_property_osdlevel, CONF_TYPE_INT,
      M_OPT_RANGE, 0, 3, NULL },
    { "speed", mp_property_playback_speed, CONF_TYPE_FLOAT,
      M_OPT_RANGE, 0.01, 100.0, NULL },
    { "filename", mp_property_filename, CONF_TYPE_STRING,
      0, 0, 0, NULL },
    { "path", mp_property_path, CONF_TYPE_STRING,
      0, 0, 0, NULL },
    { "demuxer", mp_property_demuxer, CONF_TYPE_STRING,
      0, 0, 0, NULL },
    { "stream_pos", mp_property_stream_pos, CONF_TYPE_POSITION,
      M_OPT_MIN, 0, 0, NULL },
    { "stream_start", mp_property_stream_start, CONF_TYPE_POSITION,
      M_OPT_MIN, 0, 0, NULL },
    { "stream_end", mp_property_stream_end, CONF_TYPE_POSITION,
      M_OPT_MIN, 0, 0, NULL },
    { "stream_length", mp_property_stream_length, CONF_TYPE_POSITION,
      M_OPT_MIN, 0, 0, NULL },
    { "length", mp_property_length, CONF_TYPE_DOUBLE,
      0, 0, 0, NULL },

    // Audio
    { "volume", mp_property_volume, CONF_TYPE_FLOAT,
      M_OPT_RANGE, 0, 100, NULL },
    { "mute", mp_property_mute, CONF_TYPE_FLAG,
      M_OPT_RANGE, 0, 1, NULL },
    { "audio_delay", mp_property_audio_delay, CONF_TYPE_FLOAT,
      M_OPT_RANGE, -100, 100, NULL },
    { "audio_format", mp_property_audio_format, CONF_TYPE_INT,
      0, 0, 0, NULL },
    { "audio_bitrate", mp_property_audio_bitrate, CONF_TYPE_INT,
      0, 0, 0, NULL },
    { "samplerate", mp_property_samplerate, CONF_TYPE_INT,
      0, 0, 0, NULL },
    { "channels", mp_property_channels, CONF_TYPE_INT,
      0, 0, 0, NULL },

    // Video
    { "fullscreen", mp_property_fullscreen, CONF_TYPE_FLAG,
      M_OPT_RANGE, 0, 1, NULL },
    { "ontop", mp_property_ontop, CONF_TYPE_FLAG,
      M_OPT_RANGE, 0, 1, NULL },
    { "rootwin", mp_property_rootwin, CONF_TYPE_FLAG,
      M_OPT_RANGE, 0, 1, NULL },
    { "border", mp_property_border, CONF_TYPE_FLAG,
      M_OPT_RANGE, 0, 1, NULL },
    { "framedropping", mp_property_framedropping, CONF_TYPE_INT,
      M_OPT_RANGE, 0, 2, NULL },
    { "gamma", mp_property_gamma, CONF_TYPE_INT,
      M_OPT_RANGE, -100, 100, &vo_gamma_gamma },
    { "brightness", mp_property_gamma, CONF_TYPE_INT,
      M_OPT_RANGE, -100, 100, &vo_gamma_brightness },
    { "contrast", mp_property_gamma, CONF_TYPE_INT,
      M_OPT_RANGE, -100, 100, &vo_gamma_contrast },
    { "saturation", mp_property_gamma, CONF_TYPE_INT,
      M_OPT_RANGE, -100, 100, &vo_gamma_saturation },
    { "hue", mp_property_gamma, CONF_TYPE_INT,
      M_OPT_RANGE, -100, 100, &vo_gamma_hue },
    { "panscan", mp_property_panscan, CONF_TYPE_FLOAT,
      M_OPT_RANGE, 0, 1, NULL },
    { "vsync", mp_property_vsync, CONF_TYPE_FLAG,
      M_OPT_RANGE, 0, 1, NULL },
    { "video_format", mp_property_video_format, CONF_TYPE_INT,
      0, 0, 0, NULL },
    { "video_bitrate", mp_property_video_bitrate, CONF_TYPE_INT,
      0, 0, 0, NULL },
    { "width", mp_property_width, CONF_TYPE_INT,
      0, 0, 0, NULL },
    { "height", mp_property_height, CONF_TYPE_INT,
      0, 0, 0, NULL },
    { "fps", mp_property_fps, CONF_TYPE_FLOAT,
      0, 0, 0, NULL },
    { "aspect", mp_property_aspect, CONF_TYPE_FLOAT,
      0, 0, 0, NULL },

    // Subs
    { "sub", mp_property_sub, CONF_TYPE_INT,
      M_OPT_MIN, -1, 0, NULL },
    { "sub_delay", mp_property_sub_delay, CONF_TYPE_FLOAT,
      0, 0, 0, NULL },
    { "sub_pos", mp_property_sub_pos, CONF_TYPE_INT,
      M_OPT_RANGE, 0, 100, NULL },
    { "sub_alignment", mp_property_sub_alignment, CONF_TYPE_INT,
      M_OPT_RANGE, 0, 2, NULL },
    { "sub_visibility", mp_property_sub_visibility, CONF_TYPE_FLAG,
      M_OPT_RANGE, 0, 1, NULL },
    { "sub_forced_only", mp_property_sub_forced_only, CONF_TYPE_FLAG,
      M_OPT_RANGE, 0, 1, NULL },
    
#ifdef USE_TV
    { "tv_brightness", mp_property_tv_color, CONF_TYPE_INT,
      M_OPT_RANGE, -100, 100, (void*)TV_COLOR_BRIGHTNESS },
    { "tv_contrast", mp_property_tv_color, CONF_TYPE_INT,
      M_OPT_RANGE, -100, 100, (void*)TV_COLOR_CONTRAST },
    { "tv_saturation", mp_property_tv_color, CONF_TYPE_INT,
      M_OPT_RANGE, -100, 100, (void*)TV_COLOR_SATURATION },
    { "tv_hue", mp_property_tv_color, CONF_TYPE_INT,
      M_OPT_RANGE, -100, 100, (void*)TV_COLOR_HUE },
#endif

    { NULL, NULL, NULL, 0, 0, 0, NULL }
};

m_option_t*  mp_property_find(char* name) {
    return m_option_list_find(mp_properties,name);
}

int mp_property_do(char* name,int action, void* val) {
    m_option_t* p = mp_property_find(name);
    if(!p) return M_PROPERTY_UNAVAILABLE;
    return m_property_do(p,action,val);
}

///@}
// Properties group


/**
 * \defgroup Command2Property Command to property bridge
 * 
 * It is used to handle most commands that just set a property
 * and optionally display something on the OSD.
 * Two kinds of commands are handled: adjust or toggle.
 *
 * Adjust commands take 1 or 2 parameters: <value> <abs>
 * If <abs> is non-zero the property is set to the given value
 * otherwise it is adjusted.
 *
 * Toggle commands take 0 or 1 parameters. With no parameter
 * or a value less than the property minimum it just steps the
 * property to its next value. Otherwise it sets it to the given
 * value.
 *
 *@{
 */

/// List of the commands that can be handled by setting a property.
static struct  {
    /// property name
    char* name;
    /// cmd id
    int cmd;
    /// set/adjust or toggle command
    int toggle;
    /// progressbar type
    int osd_progbar;
    /// osd msg id if it must be shared
    int osd_id;
    /// osd msg template
    char* osd_msg;
} set_prop_cmd[] = {
    // audio
    { "volume", MP_CMD_VOLUME, 0, OSD_VOLUME, -1, MSGTR_Volume },
    { "mute", MP_CMD_MUTE, 1, 0, -1, MSGTR_MuteStatus },
    { "audio_delay", MP_CMD_AUDIO_DELAY, 0, 0, -1, MSGTR_AVDelayStatus },
    // video
    { "fullscreen", MP_CMD_VO_FULLSCREEN, 1, 0, -1, NULL },
    { "panscan", MP_CMD_PANSCAN, 0, OSD_PANSCAN, -1, MSGTR_Panscan },
    { "ontop", MP_CMD_VO_ONTOP, 1, 0, -1, MSGTR_OnTopStatus },
    { "rootwin", MP_CMD_VO_ROOTWIN, 1, 0, -1, MSGTR_RootwinStatus },
    { "border", MP_CMD_VO_BORDER, 1, 0, -1, MSGTR_BorderStatus },
    { "framedropping", MP_CMD_FRAMEDROPPING, 1, 0, -1, MSGTR_FramedroppingStatus },
    { "gamma", MP_CMD_GAMMA, 0, OSD_BRIGHTNESS, -1, MSGTR_Gamma },
    { "brightness", MP_CMD_BRIGHTNESS, 0, OSD_BRIGHTNESS, -1, MSGTR_Brightness },
    { "contrast", MP_CMD_CONTRAST, 0, OSD_CONTRAST, -1, MSGTR_Contrast },
    { "saturation", MP_CMD_SATURATION, 0, OSD_SATURATION, -1, MSGTR_Saturation },
    { "hue", MP_CMD_HUE, 0, OSD_HUE, -1, MSGTR_Hue },
    { "vsync", MP_CMD_SWITCH_VSYNC, 1, 0, -1, MSGTR_VSyncStatus },
    // subs
    { "sub", MP_CMD_SUB_SELECT, 1, 0, -1, MSGTR_SubSelectStatus },
    { "sub_pos", MP_CMD_SUB_POS, 0, 0, -1, MSGTR_SubPosStatus },
    { "sub_alignment", MP_CMD_SUB_ALIGNMENT, 1, 0, -1, MSGTR_SubAlignStatus },
    { "sub_delay", MP_CMD_SUB_DELAY, 0, 0, OSD_MSG_SUB_DELAY, MSGTR_SubDelayStatus },
    { "sub_visibility", MP_CMD_SUB_VISIBILITY, 1, 0, -1, MSGTR_SubVisibleStatus },
    { "sub_