summaryrefslogtreecommitdiff
path: root/apps/plugins/lib/pluginlib_touchscreen.h
blob: dbd944c040e97cd0c061324ffba99283a97f56fa (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
/***************************************************************************
*             __________               __   ___.
*   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
*   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
*   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
*   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
*                     \/            \/     \/    \/            \/
* $Id$
*
* Copyright (C) 2008 by Maurus Cuelenaere
* Copyright (C) 2009 by Karl Kurbjun
*
* 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 software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
* KIND, either express or implied.
*
****************************************************************************/

#ifndef _PLUGIN_LIB_TOUCHSCREEN_H_
#define _PLUGIN_LIB_TOUCHSCREEN_H_

#include "plugin.h"

#ifdef HAVE_TOUCHSCREEN

/*******************************************************************************
 * Touchbutton
 ******************************************************************************/
struct touchbutton {
    /* Each button has it's own viewport to define colors, drawstyle, location*/
    struct viewport vp;     
    bool repeat;            /* requires the area be held for the action */
    int action;             /* action this button will return */
    bool invisible;         /* Is this an invisible button? */
    char *title;            /* Specify a title */
    fb_data *pixmap;        /* Currently unused, but will allow for a graphic */
};

/* Check: tests if the result of button_get() beloned to a touch button */
int touchbutton_check_button(int button, struct touchbutton *data, int num_buttons);
/* Wait: Wait for input and return the corresponding action */
int touchbutton_get(struct touchbutton *data, int num_buttons);
/* Wait with timeout */
int touchbutton_get_w_tmo(int timeout, struct touchbutton *data, int num_buttons);

/* Draw: Draws all visible buttons */
void touchbutton_draw(struct touchbutton *data, int num_buttons);


/*******************************************************************************
 * Touch mapping
 ******************************************************************************/
struct ts_mapping
{
    int tl_x; /* top left */
    int tl_y;
    int width;
    int height;
};

struct ts_mappings
{
    struct ts_mapping *mappings;
    int amount;
};

unsigned int touchscreen_map(struct ts_mappings *map, int x, int y);

struct ts_raster
{
    int tl_x; /* top left */
    int tl_y;
    int width;
    int height;
    int raster_width;
    int raster_height;
};

struct ts_raster_result
{
    int x;
    int y;
};

unsigned int touchscreen_map_raster(struct ts_raster *map, int x, int y, struct ts_raster_result *result);

struct ts_raster_button_mapping
{
    struct ts_raster *raster;
    bool drag_drop_enable;              /* ... */
    bool double_click_enable;           /* ... */
    bool click_enable;                  /* ... */
    bool move_progress_enable;          /* ... */
    bool two_d_movement_enable;         /* ... */
    struct ts_raster_result two_d_from; /* ... */
    int _prev_x;                        /* Internal: DO NOT MODIFY! */
    int _prev_y;                        /* Internal: DO NOT MODIFY! */
    int _prev_btn_state;                /* Internal: DO NOT MODIFY! */
};

struct ts_raster_button_result
{
    enum{
        TS_ACTION_NONE,
        TS_ACTION_MOVE,
        TS_ACTION_CLICK,
        TS_ACTION_DOUBLE_CLICK,
        TS_ACTION_DRAG_DROP,
        TS_ACTION_TWO_D_MOVEMENT
    } action;
    struct ts_raster_result from;
    struct ts_raster_result to;
};

struct ts_raster_button_result touchscreen_raster_map_button(struct ts_raster_button_mapping *map, int x, int y, int button);

#endif /* HAVE_TOUCHSCREEN */
#endif /* _PLUGIN_LIB_TOUCHSCREEN_H_ */
#n442'>442 443 444 445 446 447 448 449 450 451 452 453 454 455 456 457 458 459 460 461 462 463 464 465 466 467 468 469 470 471 472 473 474 475 476 477 478 479 480 481 482 483 484 485 486 487 488 489 490 491 492 493 494 495 496 497 498 499 500 501 502 503 504 505 506 507 508 509 510 511 512 513 514 515 516 517 518 519 520 521 522 523 524 525 526 527 528 529 530 531 532 533 534 535 536 537 538 539 540 541 542 543 544 545 546 547 548 549 550 551 552 553 554 555 556 557 558 559 560 561 562 563 564 565 566 567 568 569 570 571 572 573 574 575 576 577 578 579 580 581 582 583 584 585 586 587 588 589 590 591 592 593 594 595 596 597 598 599 600 601 602 603 604 605 606 607 608 609 610 611 612 613 614 615 616 617 618 619 620 621 622 623 624 625 626 627 628 629 630 631 632 633 634 635 636 637 638 639 640 641 642 643 644 645 646 647 648 649 650 651 652 653 654 655 656 657 658 659 660 661 662 663 664 665 666 667 668 669 670 671 672 673 674 675 676 677 678 679 680 681 682 683 684 685 686 687 688 689 690 691 692 693 694 695 696 697 698 699 700 701 702 703 704 705 706 707 708 709 710 711 712 713 714 715 716 717 718 719 720 721 722 723 724 725 726 727 728 729 730 731 732 733 734 735 736 737 738 739 740 741 742 743 744 745 746 747 748 749 750 751 752 753 754 755 756 757 758 759 760 761 762 763 764 765 766 767 768 769 770 771 772 773 774 775 776 777 778 779 780 781 782 783 784 785 786 787 788 789 790 791 792 793 794 795 796 797 798 799 800 801 802 803 804 805 806 807 808 809 810 811 812 813 814 815 816 817 818 819 820 821 822 823 824 825 826 827 828 829 830 831 832 833 834 835 836 837 838 839 840 841 842 843 844 845 846 847 848 849 850 851 852 853 854 855 856 857 858 859 860 861 862 863 864 865 866 867 868 869 870 871 872 873 874 875 876 877 878 879 880 881 882 883 884 885 886 887 888 889 890 891 892 893 894 895 896 897 898 899 900 901 902 903 904 905 906 907 908 909 910 911 912 913 914 915 916 917 918 919 920 921 922 923 924 925 926 927 928 929 930 931 932 933 934 935 936 937 938 939 940 941 942 943 944 945 946 947 948 949 950 951 952 953 954 955 956 957 958 959 960 961 962 963 964 965 966 967 968 969 970 971 972 973 974 975 976 977 978 979 980 981 982 983 984 985 986 987 988 989 990 991 992 993 994 995 996 997 998 999 1000 1001 1002 1003 1004 1005 1006 1007 1008 1009 1010 1011 1012 1013 1014 1015 1016 1017 1018 1019 1020 1021 1022 1023 1024 1025 1026 1027 1028 1029
/*
** FAAD2 - Freeware Advanced Audio (AAC) Decoder including SBR decoding
** Copyright (C) 2003-2004 M. Bakker, Ahead Software AG, http://www.nero.com
**
** 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.
**
** Any non-GPL usage of this software or parts of this software is strictly
** forbidden.
**
** Commercial non-GPL licensing of this software is possible.
** For more info contact Ahead Software through Mpeg4AAClicense@nero.com.
**
** $Id$
**/

#include "common.h"
#include "structs.h"

#include <stdlib.h>
#include <string.h>

#include "decoder.h"
#include "mp4.h"
#include "syntax.h"
#include "error.h"
#include "output.h"
#include "filtbank.h"
#include "drc.h"
#ifdef SBR_DEC
#include "sbr_dec.h"
#include "sbr_syntax.h"
#endif
#ifdef SSR_DEC
#include "ssr.h"
#endif

#ifdef ANALYSIS
uint16_t dbg_count;
#endif

/* static function declarations */
static void* aac_frame_decode(NeAACDecHandle hDecoder, NeAACDecFrameInfo *hInfo,
                              uint8_t *buffer, uint32_t buffer_size,
                              void **sample_buffer, int32_t sample_buffer_size);
static void create_channel_config(NeAACDecHandle hDecoder, NeAACDecFrameInfo *hInfo);


char* NEAACDECAPI NeAACDecGetErrorMessage(uint8_t errcode)
{
    if (errcode >= NUM_ERROR_MESSAGES)
        return NULL;
    return err_msg[errcode];
}

uint32_t NEAACDECAPI NeAACDecGetCapabilities(void)
{
    uint32_t cap = 0;

    /* can't do without it */
    cap += LC_DEC_CAP;

#ifdef MAIN_DEC
    cap += MAIN_DEC_CAP;
#endif
#ifdef LTP_DEC
    cap += LTP_DEC_CAP;
#endif
#ifdef LD_DEC
    cap += LD_DEC_CAP;
#endif
#ifdef ERROR_RESILIENCE
    cap += ERROR_RESILIENCE_CAP;
#endif
#ifdef FIXED_POINT
    cap += FIXED_POINT_CAP;
#endif

    return cap;
}

NeAACDecHandle NEAACDECAPI NeAACDecOpen(void)
{
    uint8_t i;
    NeAACDecHandle hDecoder = NULL;

    #if defined(CPU_COLDFIRE)
    coldfire_set_macsr(EMAC_FRACTIONAL | EMAC_SATURATE);
    #endif

    if ((hDecoder = (NeAACDecHandle)faad_malloc(sizeof(NeAACDecStruct))) == NULL)
        return NULL;

    memset(hDecoder, 0, sizeof(NeAACDecStruct));

    hDecoder->config.outputFormat  = FAAD_FMT_16BIT;
    hDecoder->config.defObjectType = MAIN;
    hDecoder->config.defSampleRate = 44100; /* Default: 44.1kHz */
    hDecoder->config.downMatrix = 0;
    hDecoder->adts_header_present = 0;
    hDecoder->adif_header_present = 0;
#ifdef ERROR_RESILIENCE
    hDecoder->aacSectionDataResilienceFlag = 0;
    hDecoder->aacScalefactorDataResilienceFlag = 0;
    hDecoder->aacSpectralDataResilienceFlag = 0;
#endif
    hDecoder->frameLength = 1024;

    hDecoder->frame = 0;
    hDecoder->sample_buffer = NULL;

    for (i = 0; i < MAX_CHANNELS; i++)
    {
        hDecoder->window_shape_prev[i] = 0;
        hDecoder->time_out[i] = NULL;
        hDecoder->fb_intermed[i] = NULL;
#ifdef SSR_DEC
        hDecoder->ssr_overlap[i] = NULL;
        hDecoder->prev_fmd[i] = NULL;
#endif
#ifdef MAIN_DEC
        hDecoder->pred_stat[i] = NULL;
#endif
#ifdef LTP_DEC
        hDecoder->ltp_lag[i] = 0;
        hDecoder->lt_pred_stat[i] = NULL;
#endif
    }

#ifdef SBR_DEC
    for (i = 0; i < MAX_SYNTAX_ELEMENTS; i++)
    {
        hDecoder->sbr[i] = NULL;
    }
#endif

    hDecoder->drc = drc_init(REAL_CONST(1.0), REAL_CONST(1.0));

    return hDecoder;
}

NeAACDecConfigurationPtr NEAACDECAPI NeAACDecGetCurrentConfiguration(NeAACDecHandle hDecoder)
{
    if (hDecoder)
    {
        NeAACDecConfigurationPtr config = &(hDecoder->config);

        return config;
    }

    return NULL;
}

uint8_t NEAACDECAPI NeAACDecSetConfiguration(NeAACDecHandle hDecoder,
                                             NeAACDecConfigurationPtr config)
{
    if (hDecoder && config)
    {
        /* check if we can decode this object type */
        if (can_decode_ot(config->defObjectType) < 0)
            return 0;
        hDecoder->config.defObjectType = config->defObjectType;

        /* samplerate: anything but 0 should be possible */
        if (config->defSampleRate == 0)
            return 0;
        hDecoder->config.defSampleRate = config->defSampleRate;

        /* check output format */
#ifdef FIXED_POINT
        if ((config->outputFormat < 1) || (config->outputFormat > 4))
            return 0;
#else
        if ((config->outputFormat < 1) || (config->outputFormat > 5))
            return 0;
#endif
        hDecoder->config.outputFormat = config->outputFormat;

        if (config->downMatrix > 1)
            return 0;
        hDecoder->config.downMatrix = config->downMatrix;

        /* OK */
        return 1;
    }

    return 0;
}

int32_t NEAACDECAPI NeAACDecInit(NeAACDecHandle hDecoder, uint8_t *buffer,
                                 uint32_t buffer_size,
                                 uint32_t *samplerate, uint8_t *channels)
{
    uint32_t bits = 0;
    bitfile ld;
    adif_header adif;
    adts_header adts;

    if ((hDecoder == NULL) || (samplerate == NULL) || (channels == NULL))
        return -1;

    hDecoder->sf_index = get_sr_index(hDecoder->config.defSampleRate);
    hDecoder->object_type = hDecoder->config.defObjectType;
    *samplerate = get_sample_rate(hDecoder->sf_index);
    *channels = 1;

    if (buffer != NULL)
    {
        faad_initbits(&ld, buffer, buffer_size);

        /* Check if an ADIF header is present */
        if ((buffer[0] == 'A') && (buffer[1] == 'D') &&
            (buffer[2] == 'I') && (buffer[3] == 'F'))
        {
            hDecoder->adif_header_present = 1;

            get_adif_header(&adif, &ld);
            faad_byte_align(&ld);

            hDecoder->sf_index = adif.pce[0].sf_index;
            hDecoder->object_type = adif.pce[0].object_type + 1;

            *samplerate = get_sample_rate(hDecoder->sf_index);
            *channels = adif.pce[0].channels;

            memcpy(&(hDecoder->pce), &(adif.pce[0]), sizeof(program_config));
            hDecoder->pce_set = 1;

            bits = bit2byte(faad_get_processed_bits(&ld));

        /* Check if an ADTS header is present */
        } else if (faad_showbits(&ld, 12) == 0xfff) {
            hDecoder->adts_header_present = 1;

            adts.old_format = hDecoder->config.useOldADTSFormat;
            adts_frame(&adts, &ld);

            hDecoder->sf_index = adts.sf_index;
            hDecoder->object_type = adts.profile + 1;

            *samplerate = get_sample_rate(hDecoder->sf_index);
            *channels = (adts.channel_configuration > 6) ?
                2 : adts.channel_configuration;
        }

        if (ld.error)
        {
            faad_endbits(&ld);
            return -1;
        }
        faad_endbits(&ld);
    }
    hDecoder->channelConfiguration = *channels;

#if (defined(PS_DEC) || defined(DRM_PS))
    /* check if we have a mono file */
    if (*channels == 1)
    {
        /* upMatrix to 2 channels for implicit signalling of PS */
        *channels = 2;
    }
#endif

#ifdef SBR_DEC
    /* implicit signalling */
    if (*samplerate <= 24000 && !(hDecoder->config.dontUpSampleImplicitSBR))
    {
        *samplerate *= 2;
        hDecoder->forceUpSampling = 1;
    } else if (*samplerate > 24000 && !(hDecoder->config.dontUpSampleImplicitSBR)) {
        hDecoder->downSampledSBR = 1;
    }
#endif

    /* must be done before frameLength is divided by 2 for LD */
#ifdef SSR_DEC
    if (hDecoder->object_type == SSR)
        hDecoder->fb = ssr_filter_bank_init(hDecoder->frameLength/SSR_BANDS);
    else
#endif
        hDecoder->fb = filter_bank_init(hDecoder->frameLength);

#ifdef LD_DEC
    if (hDecoder->object_type == LD)
        hDecoder->frameLength >>= 1;
#endif

    if (can_decode_ot(hDecoder->object_type) < 0)
        return -1;

    return bits;
}

/* Init the library using a DecoderSpecificInfo */
int8_t NEAACDECAPI NeAACDecInit2(NeAACDecHandle hDecoder, uint8_t *pBuffer,
                                 uint32_t SizeOfDecoderSpecificInfo,
                                 uint32_t *samplerate, uint8_t *channels)
{
    int8_t rc;
    mp4AudioSpecificConfig mp4ASC;

    if((hDecoder == NULL)
        || (pBuffer == NULL)
        || (SizeOfDecoderSpecificInfo < 2)
        || (samplerate == NULL)
        || (channels == NULL))
    {
        return -1;
    }

    hDecoder->adif_header_present = 0;
    hDecoder->adts_header_present = 0;

    /* decode the audio specific config */
    rc = AudioSpecificConfig2(pBuffer, SizeOfDecoderSpecificInfo, &mp4ASC,
        &(hDecoder->pce));

    /* copy the relevant info to the decoder handle */
    *samplerate = mp4ASC.samplingFrequency;
    if (mp4ASC.channelsConfiguration)
    {
        *channels = mp4ASC.channelsConfiguration;
    } else {
        *channels = hDecoder->pce.channels;
        hDecoder->pce_set = 1;
    }
#if (defined(PS_DEC) || defined(DRM_PS))
    /* check if we have a mono file */
    if (*channels == 1)
    {
        /* upMatrix to 2 channels for implicit signalling of PS */
        *channels = 2;
    }
#endif
    hDecoder->sf_index = mp4ASC.samplingFrequencyIndex;
    hDecoder->object_type = mp4ASC.objectTypeIndex;
#ifdef ERROR_RESILIENCE
    hDecoder->aacSectionDataResilienceFlag = mp4ASC.aacSectionDataResilienceFlag;
    hDecoder->aacScalefactorDataResilienceFlag = mp4ASC.aacScalefactorDataResilienceFlag;
    hDecoder->aacSpectralDataResilienceFlag = mp4ASC.aacSpectralDataResilienceFlag;
#endif
#ifdef SBR_DEC
    hDecoder->sbr_present_flag = mp4ASC.sbr_present_flag;
    hDecoder->downSampledSBR = mp4ASC.downSampledSBR;
    if (hDecoder->config.dontUpSampleImplicitSBR == 0)
        hDecoder->forceUpSampling = mp4ASC.forceUpSampling;
    else
        hDecoder->forceUpSampling = 0;

    /* AAC core decoder samplerate is 2 times as low */
    if (((hDecoder->sbr_present_flag == 1)&&(!hDecoder->downSampledSBR)) || hDecoder->forceUpSampling == 1)
    {
        hDecoder->sf_index = get_sr_index(mp4ASC.samplingFrequency / 2);
    }
#endif

    if (rc != 0)
    {
        return rc;
    }
    hDecoder->channelConfiguration = mp4ASC.channelsConfiguration;
    if (mp4ASC.frameLengthFlag)
#ifdef ALLOW_SMALL_FRAMELENGTH
        hDecoder->frameLength = 960;
#else
        return -1;
#endif

    /* must be done before frameLength is divided by 2 for LD */
#ifdef SSR_DEC
    if (hDecoder->object_type == SSR)
        hDecoder->fb = ssr_filter_bank_init(hDecoder->frameLength/SSR_BANDS);
    else
#endif
        hDecoder->fb = filter_bank_init(hDecoder->frameLength);

#ifdef LD_DEC