init.cxx

很不错的播放代玛

}

/// Demuxer name (RO)
static int mp_property_demuxer(m_option_t* prop,int action,void* arg) {
    if(!demuxer) return M_PROPERTY_UNAVAILABLE;
    return m_property_string_ro(prop,action,arg,(char*)demuxer->desc->name);
}

/// Position in the stream (RW)
static int mp_property_stream_pos(m_option_t* prop,int action,void* arg) {
    if (!demuxer || !demuxer->stream) return M_PROPERTY_UNAVAILABLE;
    if (!arg) return M_PROPERTY_ERROR;
    switch (action) {
    case M_PROPERTY_GET:
        *(off_t*)arg = stream_tell(demuxer->stream);
        return M_PROPERTY_OK;
    case M_PROPERTY_SET:
        M_PROPERTY_CLAMP(prop,*(off_t*)arg);
        stream_seek(demuxer->stream, *(off_t*)arg);
        return M_PROPERTY_OK;
    }
    return M_PROPERTY_NOT_IMPLEMENTED;
}

/// Stream start offset (RO)
static int mp_property_stream_start(m_option_t* prop,int action,void* arg) {
    if (!demuxer || !demuxer->stream) return M_PROPERTY_UNAVAILABLE;
    switch (action) {
    case M_PROPERTY_GET:
        *(off_t*)arg = demuxer->stream->start_pos;
        return M_PROPERTY_OK;
    }
    return M_PROPERTY_NOT_IMPLEMENTED;
}

/// Stream end offset (RO)
static int mp_property_stream_end(m_option_t* prop,int action,void* arg) {
    if (!demuxer || !demuxer->stream) return M_PROPERTY_UNAVAILABLE;
    switch (action) {
    case M_PROPERTY_GET:
        *(off_t*)arg = demuxer->stream->end_pos;
        return M_PROPERTY_OK;
    }
    return M_PROPERTY_NOT_IMPLEMENTED;
}

/// Stream length (RO)
static int mp_property_stream_length(m_option_t* prop,int action,void* arg) {
    if (!demuxer || !demuxer->stream) return M_PROPERTY_UNAVAILABLE;
    switch (action) {
    case M_PROPERTY_GET:
        *(off_t*)arg = demuxer->stream->end_pos - demuxer->stream->start_pos;
        return M_PROPERTY_OK;
    }
    return M_PROPERTY_NOT_IMPLEMENTED;
}

/// Media length in seconds (RO)
static int mp_property_length(m_option_t* prop,int action,void* arg) {
    double len;
    
    if(!demuxer ||
       !(int)(len = demuxer_get_time_length(demuxer)))
        return M_PROPERTY_UNAVAILABLE;
    
    switch(action) {
    case M_PROPERTY_PRINT:
        if(!arg) return 0;
        else {
            int h, m, s = len;
            h = s/3600;
            s -= h*3600;
            m = s/60;
            s -= m*60;
            *(char**)arg = malloc(20);
            if(h > 0) sprintf(*(char**)arg,"%d:%02d:%02d",h,m,s);
            else if(m > 0) sprintf(*(char**)arg,"%d:%02d",m,s);
            else sprintf(*(char**)arg,"%d",s);
            return 1;
        }
        break;
    }
    return m_property_double_ro(prop,action,arg,len);
}

///@}

/// \defgroup AudioProperties Audio properties
/// \ingroup Properties
///@{

/// Volume (RW)
static int mp_property_volume(m_option_t* prop,int action,void* arg) {

    if(!sh_audio) return M_PROPERTY_UNAVAILABLE;
    
    switch(action) {
    case M_PROPERTY_GET:
        if(!arg) return 0;
        mixer_getbothvolume(&mixer,arg);
        return 1;
    case M_PROPERTY_PRINT:{
        float vol;
        if(!arg) return 0;
        mixer_getbothvolume(&mixer,&vol);
        return m_property_float_range(prop,action,arg,&vol);
    }        
    case M_PROPERTY_STEP_UP:
    case M_PROPERTY_STEP_DOWN:
    case M_PROPERTY_SET:
        break;
    default:
        return M_PROPERTY_NOT_IMPLEMENTED;
    }

    if (edl_muted) return M_PROPERTY_DISABLED;
    user_muted = 0;

    switch(action) {
   case M_PROPERTY_SET:
        if(!arg) return 0;
        M_PROPERTY_CLAMP(prop,*(float*)arg);
        mixer_setvolume(&mixer,*(float*)arg,*(float*)arg);
        return 1;
    case M_PROPERTY_STEP_UP:
        if(arg && *(float*)arg <= 0)
            mixer_decvolume(&mixer);
        else
            mixer_incvolume(&mixer);
        return 1;
    case M_PROPERTY_STEP_DOWN:
        if(arg && *(float*)arg <= 0)
            mixer_incvolume(&mixer);
        else
            mixer_decvolume(&mixer);
        return 1;
    }
    return M_PROPERTY_NOT_IMPLEMENTED;
}

/// Mute (RW)
static int mp_property_mute(m_option_t* prop,int action,void* arg) {
    
    if(!sh_audio) return M_PROPERTY_UNAVAILABLE;
    
    switch(action) {
    case M_PROPERTY_SET:
        if(edl_muted) return M_PROPERTY_DISABLED;
        if(!arg) return 0;
        if((!!*(int*)arg) != mixer.muted)
            mixer_mute(&mixer);
        return 1;
    case M_PROPERTY_STEP_UP:
    case M_PROPERTY_STEP_DOWN:
        if(edl_muted) return M_PROPERTY_DISABLED;
        mixer_mute(&mixer);
        return 1;
    case M_PROPERTY_PRINT:
        if(!arg) return 0;
        if(edl_muted) {
            *(char**)arg = strdup(MSGTR_EnabledEdl);
            return 1;
        }
    default:
        return m_property_flag(prop,action,arg,&mixer.muted);

    }
}

/// Audio delay (RW)
static int mp_property_audio_delay(m_option_t* prop,int action,void* arg) {
    if(!(sh_audio && sh_video)) return M_PROPERTY_UNAVAILABLE;
    switch(action) {
    case M_PROPERTY_SET:
    case M_PROPERTY_STEP_UP:
    case M_PROPERTY_STEP_DOWN:
        if(!arg) return 0;
        else {
            float delay = audio_delay;
            m_property_delay(prop,action,arg,&audio_delay);
            if(sh_audio) sh_audio->delay -= audio_delay-delay;
        }
        return 1;
    default:
        return m_property_delay(prop,action,arg,&audio_delay);
    }
}

/// Audio codec tag (RO)
static int mp_property_audio_format(m_option_t* prop,int action,void* arg) {
    if(!sh_audio) return M_PROPERTY_UNAVAILABLE;
    return m_property_int_ro(prop,action,arg,sh_audio->format);
}

/// Audio bitrate (RO)
static int mp_property_audio_bitrate(m_option_t* prop,int action,void* arg) {
    if(!sh_audio) return M_PROPERTY_UNAVAILABLE;
    return m_property_int_ro(prop,action,arg,sh_audio->i_bps);
}

/// Samplerate (RO)
static int mp_property_samplerate(m_option_t* prop,int action,void* arg) {
    if(!sh_audio) return M_PROPERTY_UNAVAILABLE;
    return m_property_int_ro(prop,action,arg,sh_audio->samplerate);
}

/// Number of channels (RO)
static int mp_property_channels(m_option_t* prop,int action,void* arg) {
    if(!sh_audio) return M_PROPERTY_UNAVAILABLE;
    switch(action) {
    case M_PROPERTY_PRINT:
        if(!arg) return 0;
        switch(sh_audio->channels) {
        case 1: *(char**)arg = strdup("mono"); break;
        case 2: *(char**)arg = strdup("stereo"); break;
        default:
            *(char**)arg = malloc(32);
            sprintf(*(char**)arg,"%d channels",sh_audio->channels);
        }
        return 1;
    }
    return m_property_int_ro(prop,action,arg,sh_audio->channels);
}

///@}

/// \defgroup VideoProperties Video properties
/// \ingroup Properties
///@{

/// Fullscreen state (RW)
static int mp_property_fullscreen(m_option_t* prop,int action,void* arg) {

    if(!video_out) return M_PROPERTY_UNAVAILABLE;

    switch(action) {
    case M_PROPERTY_SET:
        if(!arg) return 0;
        M_PROPERTY_CLAMP(prop,*(int*)arg);
        if(vo_fs == !!*(int*)arg) return 1;
    case M_PROPERTY_STEP_UP:
    case M_PROPERTY_STEP_DOWN:
#ifdef HAVE_NEW_GUI
        if(use_gui) guiGetEvent(guiIEvent,(char*)MP_CMD_GUI_FULLSCREEN);
        else
#endif
        if(vo_config_count) video_out->control(VOCTRL_FULLSCREEN, 0);
        return 1;
    default:
        return m_property_flag(prop,action,arg,&vo_fs);
    }
}

/// Panscan (RW)
static int mp_property_panscan(m_option_t* prop,int action,void* arg) {

    if(!video_out || video_out->control(VOCTRL_GET_PANSCAN,NULL ) != VO_TRUE)
        return M_PROPERTY_UNAVAILABLE;

    switch(action) {
    case M_PROPERTY_SET:
        if(!arg) return 0;
        M_PROPERTY_CLAMP(prop,*(float*)arg);
        vo_panscan = *(float*)arg;
        video_out->control(VOCTRL_SET_PANSCAN,NULL);
        return 1;
    case M_PROPERTY_STEP_UP:
    case M_PROPERTY_STEP_DOWN:
        vo_panscan += (arg ? *(float*)arg : 0.1) *
            (action == M_PROPERTY_STEP_DOWN ? -1 : 1);
        if(vo_panscan > 1) vo_panscan = 1;
        else if(vo_panscan < 0) vo_panscan = 0;
        video_out->control(VOCTRL_SET_PANSCAN,NULL);
        return 1;
    default:
        return m_property_float_range(prop,action,arg,&vo_panscan);
    }
}

/// Helper to set vo flags.
/** \ingroup PropertyImplHelper
 */
static int mp_property_vo_flag(m_option_t* prop,int action,void* arg,
                               int vo_ctrl,int* vo_var) {

    if(!video_out) return M_PROPERTY_UNAVAILABLE;

    switch(action) {
    case M_PROPERTY_SET:
        if(!arg) return 0;
        M_PROPERTY_CLAMP(prop,*(int*)arg);
        if(*vo_var == !!*(int*)arg) return 1;
    case M_PROPERTY_STEP_UP:
    case M_PROPERTY_STEP_DOWN:
        if(vo_config_count) video_out->control(vo_ctrl, 0);
        return 1;
    default:
        return m_property_flag(prop,action,arg,vo_var);
    }
}

/// Window always on top (RW)
static int mp_property_ontop(m_option_t* prop,int action,void* arg) {
    return mp_property_vo_flag(prop,action,arg,VOCTRL_ONTOP,&vo_ontop);
}

/// Display in the root window (RW)
static int mp_property_rootwin(m_option_t* prop,int action,void* arg) {
    return mp_property_vo_flag(prop,action,arg,VOCTRL_ROOTWIN,&vo_rootwin);
}

/// Show window borders (RW)
static int mp_property_border(m_option_t* prop,int action,void* arg) {
    return mp_property_vo_flag(prop,action,arg,VOCTRL_BORDER,&vo_border);
}

/// Framedropping state (RW)
static int mp_property_framedropping(m_option_t* prop,int action,void* arg) {

    if(!sh_video) return M_PROPERTY_UNAVAILABLE;
    
    switch(action) {
    case M_PROPERTY_PRINT:
        if(!arg) return 0;
        *(char**)arg = strdup(frame_dropping == 1 ? MSGTR_Enabled :
                              (frame_dropping == 2 ? MSGTR_HardFrameDrop  : MSGTR_Disabled));
        return 1;
    default:
        return m_property_choice(prop,action,arg,&frame_dropping);
    }
}

/// Color settings, try to use vf/vo then fall back on TV. (RW)
static int mp_property_gamma(m_option_t* prop,int action,void* arg) {
    int* gamma = prop->priv, r;

    if(!sh_video) return M_PROPERTY_UNAVAILABLE;

    if(gamma[0] == 1000) {
        gamma[0] = 0;
        get_video_colors (sh_video, prop->name, gamma);
    }

    switch(action) {
    case M_PROPERTY_SET:
        if(!arg) return 0;
        M_PROPERTY_CLAMP(prop,*(int*)arg);
        *gamma = *(int*)arg;
        r = set_video_colors(sh_video, prop->name, *gamma);
        if(r <= 0) break;
        return r;
    case M_PROPERTY_GET:
        if(!arg) return 0;
        r = get_video_colors (sh_video, prop->name, arg);
        if(r <= 0) break;
        return r;
    case M_PROPERTY_STEP_UP:
    case M_PROPERTY_STEP_DOWN:
        *gamma += (arg ? *(int*)arg : 1) *
            (action == M_PROPERTY_STEP_DOWN ? -1 : 1);
        M_PROPERTY_CLAMP(prop,*gamma);
        r = set_video_colors(sh_video, prop->name, *gamma);
        if(r <= 0) break;
        return r;
    default:
        return M_PROPERTY_NOT_IMPLEMENTED;
    }
    
#ifdef USE_TV
    if(demuxer->type == DEMUXER_TYPE_TV) {
        int l = strlen(prop->name);
        char tv_prop[3+l+1];
        sprintf(tv_prop,"tv_%s",prop->name);
        return mp_property_do(tv_prop,action,arg);
    }
#endif
    
    return M_PROPERTY_UNAVAILABLE;
}

/// VSync (RW)
static int mp_property_vsync(m_option_t* prop,int action,void* arg) {
    return m_property_flag(prop,action,arg,&vo_vsync);
}

/// Video codec tag (RO)
static int mp_property_video_format(m_option_t* prop,int action,void* arg) {
    if(!sh_video) return M_PROPERTY_UNAVAILABLE;
    return m_property_int_ro(prop,action,arg,sh_video->format);
}

/// Video bitrate (RO)
static int mp_property_video_bitrate(m_option_t* prop,int action,void* arg) {
    if(!sh_video) return M_PROPERTY_UNAVAILABLE;
    return m_property_int_ro(prop,action,arg,sh_video->i_bps);
}

/// Video display width (RO)
static int mp_property_width(m_option_t* prop,int action,void* arg) {
    if(!sh_video) return M_PROPERTY_UNAVAILABLE;
    return m_property_int_ro(prop,action,arg,sh_video->disp_w);
}

/// Video display height (RO)
static int mp_property_height(m_option_t* prop,int action,void* arg) {
    if(!sh_video) return M_PROPERTY_UNAVAILABLE;
    return m_property_int_ro(prop,action,arg,sh_video->disp_h);
}

/// Video fps (RO)
static int mp_property_fps(m_option_t* prop,int action,void* arg) {
    if(!sh_video) return M_PROPERTY_UNAVAILABLE;
    return m_property_float_ro(prop,action,arg,sh_video->fps);
}

/// Video aspect (RO)
static int mp_property_aspect(m_option_t* prop,int action,void* arg) {
    if(!sh_video) return M_PROPERTY_UNAVAILABLE;
    return m_property_float_ro(prop,action,arg,sh_video->aspect);
}

///@}

/// \defgroup SubProprties Subtitles properties
/// \ingroup Properties
///@{

/// Text subtitle position (RW)
static int mp_property_sub_pos(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);
    default:
        return m_property_int_range(prop,action,arg,&sub_pos);
    }
#else
    return M_PROPERTY_UNAVAILABLE;
#endif
}

/// Selected subtitles (RW)
static int mp_property_sub(m_option_t* prop,int action,void* arg) {
    int source = -1, reset_spu = 0;

    if(global_sub_size <= 0) return M_PROPERTY_UNAVAILABLE;

    switch(action) {
    case M_PROPERTY_GET:
        if(!arg) return 0;
        *(int*)arg = global_sub_pos;