/src/ghostpdl/jpegxr/api.c

Source

/*************************************************************************
*
* This software module was originally contributed by Microsoft
* Corporation in the course of development of the
* ITU-T T.832 | ISO/IEC 29199-2 ("JPEG XR") format standard for
* reference purposes and its performance may not have been optimized.
*
* This software module is an implementation of one or more
* tools as specified by the JPEG XR standard.
*
* ITU/ISO/IEC give You a royalty-free, worldwide, non-exclusive
* copyright license to copy, distribute, and make derivative works
* of this software module or modifications thereof for use in
* products claiming conformance to the JPEG XR standard as
* specified by ITU-T T.832 | ISO/IEC 29199-2.
*
* ITU/ISO/IEC give users the same free license to this software
* module or modifications thereof for research purposes and further
* ITU/ISO/IEC standardization.
*
* Those intending to use this software module in products are advised
* that its use may infringe existing patents. ITU/ISO/IEC have no
* liability for use of this software module or modifications thereof.
*
* Copyright is not released for products that do not conform to
* to the JPEG XR standard as specified by ITU-T T.832 |
* ISO/IEC 29199-2.
*
* Microsoft Corporation retains full right to modify and use the code
* for its own purpose, to assign or donate the code to a third party,
* and to inhibit third parties from using the code for products that
* do not conform to the JPEG XR standard as specified by ITU-T T.832 |
* ISO/IEC 29199-2.
*
* This copyright notice must be included in all copies or derivative
* works.
*
* Copyright (c) ITU-T/ISO/IEC 2008, 2009.
***********************************************************************/

#ifdef _MSC_VER
#pragma comment (user,"$Id: api.c,v 1.18 2008/03/21 18:05:53 steve Exp $")
#else
#ident "$Id: api.c,v 1.18 2008/03/21 18:05:53 steve Exp $"
#endif

# include "jxr_priv.h"
# include <assert.h>
# include <stdlib.h>

void _jxr_send_mb_to_output(jxr_image_t image, int mx, int my, int*data)
{
    if (image->out_fun)
        image->out_fun(image, mx, my, data);
}

void jxr_set_block_output(jxr_image_t image, block_fun_t fun)
{
    image->out_fun = fun;
}

void _jxr_get_mb_from_input(jxr_image_t image, int mx, int my, int*data)
{
    if (image->inp_fun)
        image->inp_fun(image, mx, my, data);
}

void jxr_set_block_input(jxr_image_t image, block_fun_t fun)
{
    image->inp_fun = fun;
}

void jxr_set_user_data(jxr_image_t image, void*data)
{
    image->user_data = data;
}

void* jxr_get_user_data(jxr_image_t image)
{
    return image->user_data;
}

int jxr_get_IMAGE_CHANNELS(jxr_image_t image)
{
    return image->num_channels;
}

void jxr_set_INTERNAL_CLR_FMT(jxr_image_t image, jxr_color_fmt_t fmt, int channels)
{
    switch (fmt) {
        case JXR_YONLY:
            image->use_clr_fmt = fmt;
            image->num_channels = 1;
            break;
        case JXR_YUV420:
        case JXR_YUV422:
        case JXR_YUV444:
            image->use_clr_fmt = fmt;
            image->num_channels = 3;
            break;
        case JXR_YUVK:
            image->use_clr_fmt = fmt;
            image->num_channels = 4;
            break;
        case JXR_OCF_NCOMPONENT:
            image->use_clr_fmt = fmt;
            image->num_channels = channels; 
            break;
        default:
            image->use_clr_fmt = fmt;
            image->num_channels = channels;
            break;
    }
}

void jxr_set_OUTPUT_CLR_FMT(jxr_image_t image, jxr_output_clr_fmt_t fmt)
{
    image->output_clr_fmt = fmt;
    
    switch (fmt) {
        case JXR_OCF_YONLY: /* YONLY */
            image->header_flags_fmt |= 0x00; /* OUTPUT_CLR_FMT==0 */
            break;
        case JXR_OCF_YUV420: /* YUV420 */
            image->header_flags_fmt |= 0x10; /* OUTPUT_CLR_FMT==1 */
            break;
        case JXR_OCF_YUV422: /* YUV422 */
            image->header_flags_fmt |= 0x20; /* OUTPUT_CLR_FMT==2 */
            break;
        case JXR_OCF_YUV444: /* YUV444 */
            image->header_flags_fmt |= 0x30; /* OUTPUT_CLR_FMT==3 */
            break;
        case JXR_OCF_CMYK: /* CMYK */
            image->header_flags_fmt |= 0x40; /* OUTPUT_CLR_FMT=4 (CMYK) */
            break;
        case JXR_OCF_CMYKDIRECT: /* CMYKDIRECT */
            image->header_flags_fmt |= 0x50; /* OUTPUT_CLR_FMT=5 (CMYKDIRECT) */
            break;
        case JXR_OCF_RGB: /* RGB color */
            image->header_flags_fmt |= 0x70; /* OUTPUT_CLR_FMT=7 (RGB) */
            break;
        case JXR_OCF_RGBE: /* RGBE color */
            image->header_flags_fmt |= 0x80; /* OUTPUT_CLR_FMT=8 (RGBE) */
            break;
        case JXR_OCF_NCOMPONENT: /* N-channel color */
            image->header_flags_fmt |= 0x60; /* OUTPUT_CLR_FMT=6 (NCOMPONENT) */
            break;
        default:
            fprintf(stderr, "Unsupported external color format (%d)! \n", fmt); 
            break;
    }
}

jxr_output_clr_fmt_t jxr_get_OUTPUT_CLR_FMT(jxr_image_t image)
{
    return image->output_clr_fmt;
}


jxr_bitdepth_t jxr_get_OUTPUT_BITDEPTH(jxr_image_t image)
{
    return (jxr_bitdepth_t) SOURCE_BITDEPTH(image);
}

void jxr_set_OUTPUT_BITDEPTH(jxr_image_t image, jxr_bitdepth_t bd)
{
    image->header_flags_fmt &= ~0x0f;
    image->header_flags_fmt |= bd;
}

void jxr_set_BANDS_PRESENT(jxr_image_t image, jxr_bands_present_t bp)
{
    image->bands_present = bp;
    image->bands_present_of_primary = image->bands_present;
}

void jxr_set_FREQUENCY_MODE_CODESTREAM_FLAG(jxr_image_t image, int flag)
{
    assert(flag >= 0 && flag <= 1);
    image->header_flags1 &= ~0x40;
    image->header_flags1 |= (flag << 6);

    /* Enable INDEX_TABLE_PRESENT_FLAG */
    if (flag) {
        jxr_set_INDEX_TABLE_PRESENT_FLAG(image, 1);
    }
}

void jxr_set_INDEX_TABLE_PRESENT_FLAG(jxr_image_t image, int flag)
{
    assert(flag >= 0 && flag <= 1);
    image->header_flags1 &= ~0x04;
    image->header_flags1 |= (flag << 2);
}

void jxr_set_ALPHA_IMAGE_PLANE_FLAG(jxr_image_t image, int flag)
{
    assert(flag == 0 || flag == 1);
    if(flag == 1)
        image->header_flags2 |= 0x01;
    else
        image->header_flags2 &= 0xfe;
}

void jxr_set_PROFILE_IDC(jxr_image_t image, int profile_idc)
{
    assert(profile_idc >= 0 && profile_idc <= 255);
    image->profile_idc = (uint8_t) profile_idc;
}

void jxr_set_LEVEL_IDC(jxr_image_t image, int level_idc)
{
    assert(level_idc >= 0 && level_idc <= 255);
    image->level_idc = (uint8_t) level_idc;
}

void jxr_set_LONG_WORD_FLAG(jxr_image_t image, int flag)
{
    assert(flag >= 0 && flag <= 1);
    image->header_flags2 &= ~0x40;
    image->header_flags2 |= (flag << 6);
}

int jxr_test_PROFILE_IDC(jxr_image_t image, int flag)
{
    /* 
    ** flag = 0 - encoder
    ** flag = 1 - decoder
    */
    jxr_bitdepth_t obd = jxr_get_OUTPUT_BITDEPTH(image);
    jxr_output_clr_fmt_t ocf = jxr_get_OUTPUT_CLR_FMT(image);

    unsigned char profile = image->profile_idc;
    /* 
    * For forward compatability 
    * Though only specified profiles are currently applicable, decoder shouldn't reject other profiles.
    */
    if (flag) {
        if (profile <= 44)
            profile = 44;
        else if (profile <= 55)
            profile = 55;
        else if (profile <= 66)
            profile = 66;
        else if (profile <= 111)
            profile = 111;
    }

    switch (profile) {
        case 44:
            if (OVERLAP_INFO(image) == 2)
                return JXR_EC_BADFORMAT;
            if (LONG_WORD_FLAG(image))
                return JXR_EC_BADFORMAT;
            if (image->num_channels != 1 && image->num_channels != 3)
                return JXR_EC_BADFORMAT;
            if (image->alpha)
                return JXR_EC_BADFORMAT;
            if ((obd == JXR_BD16) || (obd == JXR_BD16S) || (obd == JXR_BD16F) || (obd == JXR_BD32S) || (obd == JXR_BD32F))
                return JXR_EC_BADFORMAT;
            if ((ocf != JXR_OCF_RGB) && (ocf != JXR_OCF_YONLY))
                return JXR_EC_BADFORMAT;
            break;
        case 55:
            if (image->num_channels != 1 && image->num_channels != 3)
                return JXR_EC_BADFORMAT;
            if (image->alpha)
                return JXR_EC_BADFORMAT;
            if ((obd == JXR_BD16F) || (obd == JXR_BD32S) || (obd == JXR_BD32F))
                return JXR_EC_BADFORMAT;
            if ((ocf != JXR_OCF_RGB) && (ocf != JXR_OCF_YONLY))
                return JXR_EC_BADFORMAT;
            break;
        case 66:
            if ((ocf == JXR_OCF_CMYKDIRECT) || (ocf == JXR_OCF_YUV420) || (ocf == JXR_OCF_YUV422) || (ocf == JXR_OCF_YUV444))
                return JXR_EC_BADFORMAT;
            break;
        case 111:
            break;
        default:
            return JXR_EC_BADFORMAT;
            break;
    }

    return JXR_EC_OK;
}

int jxr_test_LEVEL_IDC(jxr_image_t image, int flag)
{
    /* 
    ** flag = 0 - encoder
    ** flag = 1 - decoder
    */
    unsigned tr = image->tile_rows - 1;
    unsigned tc = image->tile_columns - 1;
    uint64_t h = (uint64_t) image->extended_height - 1;
    uint64_t w = (uint64_t) image->extended_width - 1;
    uint64_t n = (uint64_t) image->num_channels;
    uint64_t buf_size = 1;

    unsigned i;
    uint64_t max_tile_width = 0, max_tile_height = 0;
    unsigned char level;
    for (i = 0; i < image->tile_columns; i++)
        max_tile_width = (uint64_t) (image->tile_column_width[i] > max_tile_width ? image->tile_column_width[i] : max_tile_width);
    for (i = 0; i < image->tile_rows; i++)
        max_tile_height = (uint64_t) (image->tile_row_height[i] > max_tile_height ? image->tile_row_height[i] : max_tile_height);

    if (image->alpha)
        n += 1;

    switch (SOURCE_BITDEPTH(image)) {
        case 1: /* BD8 */
            buf_size = n * (h + 1) * (w + 1);
            break;
        case 2: /* BD16 */
        case 3: /* BD16S */
        case 4: /* BD16F */
            buf_size = 2 * n * (h + 1) * (w + 1);
            break;
        case 6: /* BD32S */
        case 7: /* BD32F */
            buf_size = 4 * n * (h + 1) * (w + 1);
            break;
        case 0: /* BD1WHITE1 */
        case 15: /* BD1BLACK1 */
            buf_size = ((h + 8) >> 3) * ((w + 8) >> 3) * 8; 
            break;
        case 8: /* BD5 */
        case 10: /* BD565 */
            buf_size = 2 * (h + 1) * (w + 1);
            break;
        case 9: /* BD10 */
            if (image->output_clr_fmt == JXR_OCF_RGB) 
                buf_size = 4 * (h + 1) * (w + 1);
            else
                buf_size = 2 * n * (h + 1) * (w + 1);
            break;
        default: /* RESERVED */
            return JXR_EC_BADFORMAT;
            break;
    }

    level = image->level_idc;
    /* 
    * For forward compatability 
    * Though only specified levels are currently applicable, decoder shouldn't reject other levels.
    */
    if (flag) {
        if (level >= 255)
            level = 255;
        else if (level >= 128)
            level = 128;
        else if (level >= 64)
            level = 64;
        else if (level >= 32)
            level = 32;
        else if (level >= 16)
            level = 16;
        else if (level >= 8)
            level = 8;
        else if (level >= 4)
            level = 4;
    }

    switch (level) {
        case 4:
            if ((w >> 10) || (h >> 10) || (tc >> 4) || (tr >> 4) || (max_tile_width >> 10) || (max_tile_height >> 10) || (buf_size >> 22))
                return JXR_EC_BADFORMAT;
            break;
        case 8:
            if ((w >> 11) || (h >> 11) || (tc >> 5) || (tr >> 5) || (max_tile_width >> 11) || (max_tile_height >> 11) || (buf_size >> 24))
                return JXR_EC_BADFORMAT;
            break;
        case 16:
            if ((w >> 12) || (h >> 12) || (tc >> 6) || (tr >> 6) || (max_tile_width >> 12) || (max_tile_height >> 12) || (buf_size >> 26))
                return JXR_EC_BADFORMAT;
            break;
        case 32:
            if ((w >> 13) || (h >> 13) || (tc >> 7) || (tr >> 7) || (max_tile_width >> 12) || (max_tile_height >> 12) || (buf_size >> 28))
                return JXR_EC_BADFORMAT;
            break;
        case 64:
            if ((w >> 14) || (h >> 14) || (tc >> 8) || (tr >> 8) || (max_tile_width >> 12) || (max_tile_height >> 12) || (buf_size >> 30))
                return JXR_EC_BADFORMAT;
            break;
        case 128:
            if ((w >> 16) || (h >> 16) || (tc >> 10) || (tr >> 10) || (max_tile_width >> 12) || (max_tile_height >> 12) || (buf_size >> 32))
                return JXR_EC_BADFORMAT;
            break;
        case 255: /* width and height restriction is 2^32 */
            if ((w >> 32) || (h >> 32) || (tc >> 12) || (tr >> 12) || (max_tile_width >> 32) || (max_tile_height >> 32))
                return JXR_EC_BADFORMAT;
            break;
        default:
            return JXR_EC_BADFORMAT;
            break;
    }

    return JXR_EC_OK;
}

void jxr_set_container_parameters(jxr_image_t image, jxrc_t_pixelFormat pixel_format, unsigned wid, unsigned hei, unsigned separate, unsigned char image_presence, unsigned char alpha_presence, unsigned char alpha) {
    image->container_width = wid;
    image->container_height = hei;
    image->container_separate_alpha = separate ? 1 : 0;
    image->container_image_band_presence = image_presence;
    image->container_alpha_band_presence = alpha_presence;
    image->container_current_separate_alpha = alpha ? 1 : 0;

    switch (pixel_format) {
        case JXRC_FMT_24bppRGB:
        case JXRC_FMT_24bppBGR:
        case JXRC_FMT_32bppBGR:
            image->container_alpha = 0;
            image->container_bpc = JXR_BD8;
            image->container_color = JXR_OCF_RGB;
            image->container_nc = 3;
            break;
        case JXRC_FMT_48bppRGB:
            image->container_alpha = 0;
            image->container_bpc = JXR_BD16;
            image->container_color = JXR_OCF_RGB;
            image->container_nc = 3;
            break;
        case JXRC_FMT_48bppRGBFixedPoint:
            image->container_alpha = 0;
            image->container_bpc = JXR_BD16S;
            image->container_color = JXR_OCF_RGB;
            image->container_nc = 3;
            break;
        case JXRC_FMT_48bppRGBHalf:
            image->container_alpha = 0;
            image->container_bpc = JXR_BD16F;
            image->container_color = JXR_OCF_RGB;
            image->container_nc = 3;
            break;
        case JXRC_FMT_96bppRGBFixedPoint:
            image->container_alpha = 0;
            image->container_bpc = JXR_BD32S;
            image->container_color = JXR_OCF_RGB;
            image->container_nc = 3;
            break;
        case JXRC_FMT_64bppRGBFixedPoint:
            image->container_alpha = 0;
            image->container_bpc = JXR_BD16S;
            image->container_color = JXR_OCF_RGB;
            image->container_nc = 3;
            break;
        case JXRC_FMT_64bppRGBHalf:
            image->container_alpha = 0;
            image->container_bpc = JXR_BD16F;
            image->container_color = JXR_OCF_RGB;
            image->container_nc = 3;
            break;
        case JXRC_FMT_128bppRGBFixedPoint:
            image->container_alpha = 0;
            image->container_bpc = JXR_BD32S;
            image->container_color = JXR_OCF_RGB;
            image->container_nc = 3;
            break;
        case JXRC_FMT_128bppRGBFloat:
            image->container_alpha = 0;
            image->container_bpc = JXR_BD32F;
            image->container_color = JXR_OCF_RGB;
            image->container_nc = 3;
            break;
        case JXRC_FMT_32bppBGRA:
            image->container_alpha = 1;
            image->container_bpc = JXR_BD8;
            image->container_color = JXR_OCF_RGB;
            image->container_nc = 4;
            break;
        case JXRC_FMT_64bppRGBA:
            image->container_alpha = 1;
            image->container_bpc = JXR_BD16;
            image->container_color = JXR_OCF_RGB;
            image->container_nc = 4;
            break;
        case JXRC_FMT_64bppRGBAFixedPoint:
            image->container_alpha = 1;
            image->container_bpc = JXR_BD16S;
            image->container_color = JXR_OCF_RGB;
            image->container_nc = 4;
            break;
        case JXRC_FMT_64bppRGBAHalf:
            image->container_alpha = 1;
            image->container_bpc = JXR_BD16F;
            image->container_color = JXR_OCF_RGB;
            image->container_nc = 4;
            break;
        case JXRC_FMT_128bppRGBAFixedPoint:
            image->container_alpha = 1;
            image->container_bpc = JXR_BD32S;
            image->container_color = JXR_OCF_RGB;
            image->container_nc = 4;
            break;
        case JXRC_FMT_128bppRGBAFloat:
            image->container_alpha = 1;
            image->container_bpc = JXR_BD32F;
            image->container_color = JXR_OCF_RGB;
            image->container_nc = 4;
            break;
        case JXRC_FMT_32bppPBGRA:
            image->container_alpha = 1;
            image->container_bpc = JXR_BD8;
            image->container_color = JXR_OCF_RGB;
            image->container_nc = 4;
            break;
        case JXRC_FMT_64bppPRGBA:
            image->container_alpha = 1;
            image->container_bpc = JXR_BD16;
            image->container_color = JXR_OCF_RGB;
            image->container_nc = 4;
            break;
        case JXRC_FMT_128bppPRGBAFloat:
            image->container_alpha = 1;
            image->container_bpc = JXR_BD32F;
            image->container_color = JXR_OCF_RGB;
            image->container_nc = 4;
            break;
        case JXRC_FMT_32bppCMYK:
            image->container_alpha = 0;
            image->container_bpc = JXR_BD8;
            image->container_color = JXR_OCF_CMYK;
            image->container_nc = 4;
            break;
        case JXRC_FMT_40bppCMYKAlpha:
            image->container_alpha = 1;
            image->container_bpc = JXR_BD8;
            image->container_color = JXR_OCF_CMYK;
            image->container_nc = 5;
            break;
        case JXRC_FMT_64bppCMYK:
            image->container_alpha = 0;
            image->container_bpc = JXR_BD16;
            image->container_color = JXR_OCF_CMYK;
            image->container_nc = 4;
            break;
        case JXRC_FMT_80bppCMYKAlpha:
            image->container_alpha = 1;
            image->container_bpc = JXR_BD16;
            image->container_color = JXR_OCF_CMYK;
            image->container_nc = 5;
            break;
        case JXRC_FMT_24bpp3Channels:
            image->container_alpha = 0;
            image->container_bpc = JXR_BD8;
            image->container_color = JXR_OCF_NCOMPONENT;
            image->container_nc = 3;
            break;
        case JXRC_FMT_32bpp4Channels:
            image->container_alpha = 0;
            image->container_bpc = JXR_BD8;
            image->container_color = JXR_OCF_NCOMPONENT;
            image->container_nc = 4;
            break;
        case JXRC_FMT_40bpp5Channels:
            image->container_alpha = 0;
            image->container_bpc = JXR_BD8;
            image->container_color = JXR_OCF_NCOMPONENT;
            image->container_nc = 5;
            break;
        case JXRC_FMT_48bpp6Channels:
            image->container_alpha = 0;
            image->container_bpc = JXR_BD8;
            image->container_color = JXR_OCF_NCOMPONENT;
            image->container_nc = 6;
            break;
        case JXRC_FMT_56bpp7Channels:
            image->container_alpha = 0;
            image->container_bpc = JXR_BD8;
            image->container_color = JXR_OCF_NCOMPONENT;
            image->container_nc = 7;
            break;
        case JXRC_FMT_64bpp8Channels:
            image->container_alpha = 0;
            image->container_bpc = JXR_BD8;
            image->container_color = JXR_OCF_NCOMPONENT;
            image->container_nc = 8;
            break;
        case JXRC_FMT_32bpp3ChannelsAlpha:
            image->container_alpha = 1;
            image->container_bpc = JXR_BD8;
            image->container_color = JXR_OCF_NCOMPONENT;
            image->container_nc = 4;
            break;
        case JXRC_FMT_40bpp4ChannelsAlpha:
            image->container_alpha = 1;
            image->container_bpc = JXR_BD8;
            image->container_color = JXR_OCF_NCOMPONENT;
            image->container_nc = 5;
            break;
        case JXRC_FMT_48bpp5ChannelsAlpha:
            image->container_alpha = 1;
            image->container_bpc = JXR_BD8;
            image->container_color = JXR_OCF_NCOMPONENT;
            image->container_nc = 6;
            break;
        case JXRC_FMT_56bpp6ChannelsAlpha:
            image->container_alpha = 1;
            image->container_bpc = JXR_BD8;
            image->container_color = JXR_OCF_NCOMPONENT;
            image->container_nc = 7;
            break;
        case JXRC_FMT_64bpp7ChannelsAlpha:
            image->container_alpha = 1;
            image->container_bpc = JXR_BD8;
            image->container_color = JXR_OCF_NCOMPONENT;
            image->container_nc = 8;
            break;
        case JXRC_FMT_72bpp8ChannelsAlpha:
            image->container_alpha = 1;
            image->container_bpc = JXR_BD8;
            image->container_color = JXR_OCF_NCOMPONENT;
            image->container_nc = 9;
            break;
        case JXRC_FMT_48bpp3Channels:
            image->container_alpha = 0;
            image->container_bpc = JXR_BD16;
            image->container_color = JXR_OCF_NCOMPONENT;
            image->container_nc = 3;
            break;
        case JXRC_FMT_64bpp4Channels:
            image->container_alpha = 0;
            image->container_bpc = JXR_BD16;
            image->container_color = JXR_OCF_NCOMPONENT;
            image->container_nc = 4;
            break;
        case JXRC_FMT_80bpp5Channels:
            image->container_alpha = 0;
            image->container_bpc = JXR_BD16;
            image->container_color = JXR_OCF_NCOMPONENT;
            image->container_nc = 5;
            break;
        case JXRC_FMT_96bpp6Channels:
            image->container_alpha = 0;
            image->container_bpc = JXR_BD16;
            image->container_color = JXR_OCF_NCOMPONENT;
            image->container_nc = 6;
            break;
        case JXRC_FMT_112bpp7Channels:
            image->container_alpha = 0;
            image->container_bpc = JXR_BD16;
            image->container_color = JXR_OCF_NCOMPONENT;
            image->container_nc = 7;
            break;
        case JXRC_FMT_128bpp8Channels:
            image->container_alpha = 0;
            image->container_bpc = JXR_BD16;
            image->container_color = JXR_OCF_NCOMPONENT;
            image->container_nc = 8;
            break;
        case JXRC_FMT_64bpp3ChannelsAlpha:
            image->container_alpha = 1;
            image->container_bpc = JXR_BD16;
            image->container_color = JXR_OCF_NCOMPONENT;
            image->container_nc = 4;
            break;
        case JXRC_FMT_80bpp4ChannelsAlpha:
            image->container_alpha = 1;
            image->container_bpc = JXR_BD16;
            image->container_color = JXR_OCF_NCOMPONENT;
            image->container_nc = 5;
            break;
        case JXRC_FMT_96bpp5ChannelsAlpha:
            image->container_alpha = 1;
            image->container_bpc = JXR_BD16;
            image->container_color = JXR_OCF_NCOMPONENT;
            image->container_nc = 6;
            break;
        case JXRC_FMT_112bpp6ChannelsAlpha:
            image->container_alpha = 1;
            image->container_bpc = JXR_BD16;
            image->container_color = JXR_OCF_NCOMPONENT;
            image->container_nc = 7;
            break;
        case JXRC_FMT_128bpp7ChannelsAlpha:
            image->container_alpha = 1;
            image->container_bpc = JXR_BD16;
            image->container_color = JXR_OCF_NCOMPONENT;
            image->container_nc = 8;
            break;
        case JXRC_FMT_144bpp8ChannelsAlpha:
            image->container_alpha = 1;
            image->container_bpc = JXR_BD16;
            image->container_color = JXR_OCF_NCOMPONENT;
            image->container_nc = 9;
            break;
        case JXRC_FMT_8bppGray:
            image->container_alpha = 0;
            image->container_bpc = JXR_BD8;
            image->container_color = JXR_OCF_YONLY;
            image->container_nc = 1;
            break;
        case JXRC_FMT_16bppGray:
            image->container_alpha = 0;
            image->container_bpc = JXR_BD16;
            image->container_color = JXR_OCF_YONLY;
            image->container_nc = 1;
            break;
        case JXRC_FMT_16bppGrayFixedPoint:
            image->container_alpha = 0;
            image->container_bpc = JXR_BD16S;
            image->container_color = JXR_OCF_YONLY;
            image->container_nc = 1;
            break;
        case JXRC_FMT_16bppGrayHalf:
            image->container_alpha = 0;
            image->container_bpc = JXR_BD16F;
            image->container_color = JXR_OCF_YONLY;
            image->container_nc = 1;
            break;
        case JXRC_FMT_32bppGrayFixedPoint:
            image->container_alpha = 0;
            image->container_bpc = JXR_BD32S;
            image->container_color = JXR_OCF_YONLY;
            image->container_nc = 1;
            break;
        case JXRC_FMT_32bppGrayFloat:
            image->container_alpha = 0;
            image->container_bpc = JXR_BD32F;
            image->container_color = JXR_OCF_YONLY;
            image->container_nc = 1;
            break;
        case JXRC_FMT_BlackWhite:
            image->container_alpha = 0;
            image->container_bpc = JXR_BD1WHITE1; /* or JXR_BD1BLACK1 */
            image->container_color = JXR_OCF_YONLY;
            image->container_nc = 1;
            break;
        case JXRC_FMT_16bppBGR555:
            image->container_alpha = 0;
            image->container_bpc = JXR_BD5;
            image->container_color = JXR_OCF_RGB;
            image->container_nc = 3;
            break;
        case JXRC_FMT_16bppBGR565:
            image->container_alpha = 0;
            image->container_bpc = JXR_BD565;
            image->container_color = JXR_OCF_RGB;
            image->container_nc = 3;
            break;
        case JXRC_FMT_32bppBGR101010:
            image->container_alpha = 0;
            image->container_bpc = JXR_BD10;
            image->container_color = JXR_OCF_RGB;
            image->container_nc = 3;
            break;
        case JXRC_FMT_32bppRGBE:
            image->container_alpha = 0;
            image->container_bpc = JXR_BD8;
            image->container_color = JXR_OCF_RGBE;
            image->container_nc = 3;
            break;
        case JXRC_FMT_32bppCMYKDIRECT:
            image->container_alpha = 0;
            image->container_bpc = JXR_BD8;
            image->container_color = JXR_OCF_CMYKDIRECT;
            image->container_nc = 4;
            break;
        case JXRC_FMT_64bppCMYKDIRECT:
            image->container_alpha = 0;
            image->container_bpc = JXR_BD16;
            image->container_color = JXR_OCF_CMYKDIRECT;
            image->container_nc = 4;
            break;
        case JXRC_FMT_40bppCMYKDIRECTAlpha:
            image->container_alpha = 1;
            image->container_bpc = JXR_BD8;
            image->container_color = JXR_OCF_CMYKDIRECT;
            image->container_nc = 5;
            break;
        case JXRC_FMT_80bppCMYKDIRECTAlpha:
            image->container_alpha = 1;
            image->container_bpc = JXR_BD16;
            image->container_color = JXR_OCF_CMYKDIRECT;
            image->container_nc = 5;
            break;
        case JXRC_FMT_12bppYCC420:
            image->container_alpha = 0;
            image->container_bpc = JXR_BD8;
            image->container_color = JXR_OCF_YUV420;
            image->container_nc = 3;
            break;
        case JXRC_FMT_16bppYCC422:
            image->container_alpha = 0;
            image->container_bpc = JXR_BD8;
            image->container_color = JXR_OCF_YUV422;
            image->container_nc = 3;
            break;
        case JXRC_FMT_20bppYCC422:
            image->container_alpha = 0;
            image->container_bpc = JXR_BD10;
            image->container_color = JXR_OCF_YUV422;
            image->container_nc = 3;
            break;
        case JXRC_FMT_32bppYCC422:
            image->container_alpha = 0;
            image->container_bpc = JXR_BD16;
            image->container_color = JXR_OCF_YUV422;
            image->container_nc = 3;
            break;
        case JXRC_FMT_24bppYCC444:
            image->container_alpha = 0;
            image->container_bpc = JXR_BD8;
            image->container_color = JXR_OCF_YUV444;
            image->container_nc = 3;
            break;
        case JXRC_FMT_30bppYCC444:
            image->container_alpha = 0;
            image->container_bpc = JXR_BD10;
            image->container_color = JXR_OCF_YUV444;
            image->container_nc = 3;
            break;
        case JXRC_FMT_48bppYCC444:
            image->container_alpha = 0;
            image->container_bpc = JXR_BD16;
            image->container_color = JXR_OCF_YUV444;
            image->container_nc = 3;
            break;
        case JXRC_FMT_48bppYCC444FixedPoint:
            image->container_alpha = 0;
            image->container_bpc = JXR_BD16S;
            image->container_color = JXR_OCF_YUV444;
            image->container_nc = 3;
            break;
        case JXRC_FMT_20bppYCC420Alpha:
            image->container_alpha = 1;
            image->container_bpc = JXR_BD8;
            image->container_color = JXR_OCF_YUV420;
            image->container_nc = 4;
            break;
        case JXRC_FMT_24bppYCC422Alpha:
            image->container_alpha = 1;
            image->container_bpc = JXR_BD8;
            image->container_color = JXR_OCF_YUV422;
            image->container_nc = 4;
            break;
        case JXRC_FMT_30bppYCC422Alpha:
            image->container_alpha = 1;
            image->container_bpc = JXR_BD10;
            image->container_color = JXR_OCF_YUV422;
            image->container_nc = 4;
            break;
        case JXRC_FMT_48bppYCC422Alpha:
            image->container_alpha = 1;
            image->container_bpc = JXR_BD16;
            image->container_color = JXR_OCF_YUV422;
            image->container_nc = 4;
            break;
        case JXRC_FMT_32bppYCC444Alpha:
            image->container_alpha = 1;
            image->container_bpc = JXR_BD8;
            image->container_color = JXR_OCF_YUV444;
            image->container_nc = 4;
            break;
        case JXRC_FMT_40bppYCC444Alpha:
            image->container_alpha = 1;
            image->container_bpc = JXR_BD10;
            image->container_color = JXR_OCF_YUV444;
            image->container_nc = 4;
            break;
        case JXRC_FMT_64bppYCC444Alpha:
            image->container_alpha = 1;
            image->container_bpc = JXR_BD16;
            image->container_color = JXR_OCF_YUV444;
            image->container_nc = 4;
            break;
        case JXRC_FMT_64bppYCC444AlphaFixedPoint:
            image->container_alpha = 1;
            image->container_bpc = JXR_BD16S;
            image->container_color = JXR_OCF_YUV444;
            image->container_nc = 4;
            break;
        default:
            /* all Guids listed above*/
            assert(0); 
            break;
    }
}

void jxr_set_NUM_VER_TILES_MINUS1(jxr_image_t image, unsigned num)
{
    assert( num > 0 && num < 4097 );
    image->tile_columns = num;

    if (num > 1)
        jxr_set_TILING_FLAG(image, 1);
}

void jxr_set_TILE_WIDTH_IN_MB(jxr_image_t image, unsigned* list)
{
    unsigned idx, total_width = 0;

    assert(list != 0);
    image->tile_column_width = list;
    image->tile_column_position = image->tile_column_width + image->tile_columns;

    if (image->tile_column_width[0] == 0) {
        total_width = 0;
        for ( idx = 0 ; idx < image->tile_columns - 1 ; idx++ ) {
            image->tile_column_width[idx] = (image->extended_width >> 4) / image->tile_columns;
            image->tile_column_position[idx] = total_width;
            total_width += image->tile_column_width[idx];
        }
        image->tile_column_width[image->tile_columns - 1] = (image->extended_width >> 4) - total_width;
        image->tile_column_position[image->tile_columns - 1] = total_width;
    }
}

void jxr_set_NUM_HOR_TILES_MINUS1(jxr_image_t image, unsigned num)
{
    assert( num > 0 && num < 4097 );
    image->tile_rows = num;

    if (num > 1)
        jxr_set_TILING_FLAG(image, 1);
}

void jxr_set_TILE_HEIGHT_IN_MB(jxr_image_t image, unsigned* list)
{
    unsigned idx, total_height = 0;

    assert(list != 0);
    image->tile_row_height = list;
    image->tile_row_position = image->tile_row_height + image->tile_rows;

    if (image->tile_row_height[0] == 0) {
        total_height = 0;
        for ( idx = 0 ; idx < image->tile_rows - 1 ; idx++ ) {
            image->tile_row_height[idx] = (image->extended_height >> 4) / image->tile_rows;
            image->tile_row_position[idx] = total_height;
            total_height += image->tile_row_height[idx];
        }
        image->tile_row_height[image->tile_rows - 1] = (image->extended_height >> 4) - total_height;
        image->tile_row_position[image->tile_rows - 1] = total_height;
    }
}

void jxr_set_TILING_FLAG(jxr_image_t image, int flag)
{
    assert(flag >= 0 && flag <= 1);
    image->header_flags1 &= ~0x80;
    image->header_flags1 |= (flag << 7);

    /* Enable INDEX_TABLE_PRESENT_FLAG */
    if (flag) {
        jxr_set_INDEX_TABLE_PRESENT_FLAG(image, 1);
    }
}

void jxr_set_TRIM_FLEXBITS(jxr_image_t image, int trim_flexbits)
{
    assert(trim_flexbits >= 0 && trim_flexbits < 16);
    image->trim_flexbits = trim_flexbits;
}

void jxr_set_OVERLAP_FILTER(jxr_image_t image, int flag)
{
    assert(flag >= 0 && flag <= 3);
    image->header_flags1 &= ~0x03;
    image->header_flags1 |= flag&0x03;
}

void jxr_set_DISABLE_TILE_OVERLAP(jxr_image_t image, int disable_tile_overlap)
{
    image->disableTileOverlapFlag = disable_tile_overlap;
}

void jxr_set_QP_LOSSLESS(jxr_image_t image)
{
    unsigned char q[MAX_CHANNELS];
    int idx;
    for (idx = 0 ; idx < MAX_CHANNELS ; idx += 1)
        q[idx] = 0;

    jxr_set_QP_INDEPENDENT(image, q);

    if (image->num_channels == 1) {
        image->dc_component_mode = JXR_CM_UNIFORM;
        image->lp_component_mode = JXR_CM_UNIFORM;
        image->hp_component_mode = JXR_CM_UNIFORM;
    } else if (image->num_channels == 3) {
        image->dc_component_mode = JXR_CM_SEPARATE;
        image->lp_component_mode = JXR_CM_SEPARATE;
        image->hp_component_mode = JXR_CM_SEPARATE;
    }
}

void jxr_set_QP_INDEPENDENT(jxr_image_t image, unsigned char*quant_per_channel)
{
    /*
    * SCALED_FLAG MUST be set false if lossless compressing.
    * SCALED_FLAG SHOULD be true otherwise.
    *
    * So assume that we are setting up for lossless compression
    * until we find a QP flag that indicates otherwlse. If that
    * happens, turn SCALED_FLAG on.
    */
    int idx;

    image->scaled_flag = 0;

    if (image->bands_present != JXR_BP_ALL)
        image->scaled_flag = 1;

    if (image->num_channels == 1) {
        image->dc_component_mode = JXR_CM_UNIFORM;
        image->lp_component_mode = JXR_CM_UNIFORM;
        image->hp_component_mode = JXR_CM_UNIFORM;
    } else {
        image->dc_component_mode = JXR_CM_INDEPENDENT;
        image->lp_component_mode = JXR_CM_INDEPENDENT;
        image->hp_component_mode = JXR_CM_INDEPENDENT;
    }

    image->dc_frame_uniform = 1;
    image->lp_frame_uniform = 1;
    image->hp_frame_uniform = 1;
    image->lp_use_dc_qp = 0;
    image->hp_use_lp_qp = 0;

    image->num_lp_qps = 1;
    image->num_hp_qps = 1;

    for (idx = 0 ; idx < image->num_channels ; idx += 1) {
        if (quant_per_channel[idx] >= 1)
            image->scaled_flag = 1;

        image->dc_quant_ch[idx] = quant_per_channel[idx];
        image->lp_quant_ch[idx][0] = quant_per_channel[idx];
        image->hp_quant_ch[idx][0] = quant_per_channel[idx];
    }
}

void jxr_set_QP_UNIFORM(jxr_image_t image, unsigned char quant)
{
    int idx;

    image->scaled_flag = 0;

    image->dc_component_mode = JXR_CM_UNIFORM;
    image->lp_component_mode = JXR_CM_UNIFORM;
    image->hp_component_mode = JXR_CM_UNIFORM;

    image->dc_frame_uniform = 1;
    image->lp_frame_uniform = 1;
    image->hp_frame_uniform = 1;
    image->lp_use_dc_qp = 0;
    image->hp_use_lp_qp = 0;

    image->num_lp_qps = 1;
    image->num_hp_qps = 1;

    if (quant >= 1)
        image->scaled_flag = 1;
    if (image->bands_present != JXR_BP_ALL)
        image->scaled_flag = 1;

    for (idx = 0 ; idx < image->num_channels ; idx += 1) {
        image->dc_quant_ch[idx] = quant;
        image->lp_quant_ch[idx][0] = quant;
        image->hp_quant_ch[idx][0] = quant;
    }
}

void jxr_set_QP_SEPARATE(jxr_image_t image, unsigned char*quant_per_channel)
{
    /*
    * SCALED_FLAG MUST be set false if lossless compressing.
    * SCALED_FLAG SHOULD be true otherwise.
    *
    * So assume that we are setting up for lossless compression
    * until we find a QP flag that indicates otherwlse. If that
    * happens, turn SCALED_FLAG on.
    */
    int ch;

    image->scaled_flag = 0;

    if (image->bands_present != JXR_BP_ALL)
        image->scaled_flag = 1;

    /* XXXX Only thought out how to handle 1 channel. */
    assert(image->num_channels >= 3);

    image->dc_component_mode = JXR_CM_SEPARATE;
    image->lp_component_mode = JXR_CM_SEPARATE;
    image->hp_component_mode = JXR_CM_SEPARATE;

    image->dc_frame_uniform = 1;
    image->lp_frame_uniform = 1;
    image->hp_frame_uniform = 1;
    image->lp_use_dc_qp = 0;
    image->hp_use_lp_qp = 0;

    if (quant_per_channel[0] >= 1)
        image->scaled_flag = 1;

    image->dc_quant_ch[0] = quant_per_channel[0];
    image->lp_quant_ch[0][0] = quant_per_channel[0];
    image->hp_quant_ch[0][0] = quant_per_channel[0];

    if (quant_per_channel[1] >= 1)
        image->scaled_flag = 1;

    for (ch = 1 ; ch < image->num_channels ; ch += 1) {
        image->dc_quant_ch[ch] = quant_per_channel[1];
        image->lp_quant_ch[ch][0] = quant_per_channel[1];
        image->hp_quant_ch[ch][0] = quant_per_channel[1];
    }
}

void jxr_set_QP_DISTRIBUTED(jxr_image_t image, struct jxr_tile_qp*qp)
{
    image->dc_frame_uniform = 0;
    image->lp_frame_uniform = 0;
    image->hp_frame_uniform = 0;
    image->lp_use_dc_qp = 0;
    image->hp_use_lp_qp = 0;

    image->tile_quant = qp;
}

void jxr_set_pixel_format(jxr_image_t image, jxrc_t_pixelFormat pixelFormat)
{
    image->ePixelFormat = pixelFormat;    
}

void jxr_set_SHIFT_BITS(jxr_image_t image, unsigned char shift_bits)
{
    image->shift_bits = shift_bits;
}

void jxr_set_FLOAT(jxr_image_t image, unsigned char len_mantissa, char exp_bias)
{
    image->len_mantissa = len_mantissa;
    image->exp_bias = exp_bias;
}

/*
* $Log: api.c,v $
* Revision 1.20 2009/05/29 12:00:00 microsoft
* Reference Software v1.6 updates.
*
* Revision 1.19 2009/04/13 12:00:00 microsoft
* Reference Software v1.5 updates.
*
* Revision 1.18 2008/03/21 18:05:53 steve
* Proper CMYK formatting on input.
*
* Revision 1.17 2008/03/06 02:05:48 steve
* Distributed quantization
*
* Revision 1.16 2008/03/05 04:04:30 steve
* Clarify constraints on USE_DC_QP in image plane header.
*
* Revision 1.15 2008/03/05 01:27:15 steve
* QP_UNIFORM may use USE_DC_LP optionally.
*
* Revision 1.14 2008/03/05 00:31:17 steve
* Handle UNIFORM/IMAGEPLANE_UNIFORM compression.
*
* Revision 1.13 2008/03/04 23:01:28 steve
* Cleanup QP API in preparation for distributed QP
*
* Revision 1.12 2008/03/02 19:56:27 steve
* Infrastructure to read write BD16 files.
*
* Revision 1.11 2008/02/26 23:52:44 steve
* Remove ident for MS compilers.
*
* Revision 1.10 2008/02/01 22:49:52 steve
* Handle compress of YUV444 color DCONLY
*
* Revision 1.9 2008/01/08 01:06:20 steve
* Add first pass overlap filtering.
*
* Revision 1.8 2008/01/07 16:19:10 steve
* Properly configure TRIM_FLEXBITS_FLAG bit.
*
* Revision 1.7 2008/01/06 01:29:28 steve
* Add support for TRIM_FLEXBITS in compression.
*
* Revision 1.6 2008/01/04 17:07:35 steve
* API interface for setting QP values.
*
* Revision 1.5 2007/11/30 01:50:58 steve
* Compression of DCONLY GRAY.
*
* Revision 1.4 2007/11/26 01:47:15 steve
* Add copyright notices per MS request.
*
* Revision 1.3 2007/11/08 02:52:32 steve
* Some progress in some encoding infrastructure.
*
* Revision 1.2 2007/09/08 01:01:43 steve
* YUV444 color parses properly.
*
* Revision 1.1 2007/06/06 17:19:12 steve
* Introduce to CVS.
*
*/


Coverage Report

Created: 2026-04-01 07:17