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More tweaks

This commit is contained in:
Steve Underwood 2012-08-26 22:07:01 +08:00
parent 3b9dac029e
commit acf7c40717
11 changed files with 116 additions and 22 deletions
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1
libs/spandsp/src/bell_r2_mf.c
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@ -46,7 +46,6 @@
#include "spandsp/logging.h"
#include "spandsp/fast_convert.h"
#include "spandsp/queue.h"
#include "spandsp/dc_restore.h"
#include "spandsp/complex.h"
#include "spandsp/dds.h"
#include "spandsp/tone_detect.h"

1
libs/spandsp/src/g726.c
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@ -67,7 +67,6 @@
#include "floating_fudge.h"
#include "spandsp/telephony.h"
#include "spandsp/dc_restore.h"
#include "spandsp/bitstream.h"
#include "spandsp/bit_operations.h"
#include "spandsp/g711.h"

1
libs/spandsp/src/lpc10_analyse.c
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@ -44,7 +44,6 @@
#include "floating_fudge.h"
#include "spandsp/telephony.h"
#include "spandsp/dc_restore.h"
#include "spandsp/lpc10.h"
#include "spandsp/private/lpc10.h"

1
libs/spandsp/src/lpc10_decode.c
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@ -45,7 +45,6 @@
#include "spandsp/telephony.h"
#include "spandsp/fast_convert.h"
#include "spandsp/dc_restore.h"
#include "spandsp/lpc10.h"
#include "spandsp/private/lpc10.h"

1
libs/spandsp/src/lpc10_encode.c
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@ -44,7 +44,6 @@
#include "floating_fudge.h"
#include "spandsp/telephony.h"
#include "spandsp/dc_restore.h"
#include "spandsp/lpc10.h"
#include "spandsp/private/lpc10.h"

1
libs/spandsp/src/lpc10_placev.c
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@ -44,7 +44,6 @@
#include "floating_fudge.h"
#include "spandsp/telephony.h"
#include "spandsp/dc_restore.h"
#include "spandsp/lpc10.h"
#include "lpc10_encdecs.h"

1
libs/spandsp/src/lpc10_voicing.c
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@ -45,7 +45,6 @@
#include "spandsp/telephony.h"
#include "spandsp/fast_convert.h"
#include "spandsp/dc_restore.h"
#include "spandsp/lpc10.h"
#include "spandsp/private/lpc10.h"

1
libs/spandsp/src/sig_tone.c
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@ -45,7 +45,6 @@
#include "spandsp/telephony.h"
#include "spandsp/fast_convert.h"
#include "spandsp/dc_restore.h"
#include "spandsp/saturated.h"
#include "spandsp/vector_int.h"
#include "spandsp/complex.h"

6
libs/spandsp/src/spandsp/private/t4_tx.h
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@ -36,7 +36,9 @@ typedef struct
/*! \brief The libtiff context for the current TIFF file */
TIFF *tiff_file;
/*! Image type - bilevel, gray, colour */
/*! \brief The compression type used in the TIFF file */
uint16_t compression;
/*! \brief Image type - bilevel, gray, colour */
int image_type;
/*! \brief The TIFF photometric setting for the current page. */
uint16_t photo_metric;
@ -144,6 +146,8 @@ struct t4_tx_state_s
int apply_lab;
lab_params_t lab_params;
uint8_t *colour_map;
int colour_map_entries;
/* Supporting information, like resolutions, which the backend may want. */
t4_tx_metadata_t metadata;

123
libs/spandsp/src/t4_tx.c
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@ -79,6 +79,12 @@
#include "faxfont.h"
#if 0
#if defined(SPANDSP_SUPPORT_TIFF_FX)
#include <tif_dir.h>
#endif
#endif
/*! The number of centimetres in one inch */
#define CM_PER_INCH 2.54f
@ -93,13 +99,33 @@ static const TIFFFieldInfo tiff_fx_tiff_field_info[] =
{TIFFTAG_CODINGMETHODS, 1, 1, TIFF_LONG, FIELD_CUSTOM, FALSE, FALSE, (char *) "CodingMethods"},
{TIFFTAG_VERSIONYEAR, 4, 4, TIFF_BYTE, FIELD_CUSTOM, FALSE, FALSE, (char *) "VersionYear"},
{TIFFTAG_MODENUMBER, 1, 1, TIFF_BYTE, FIELD_CUSTOM, FALSE, FALSE, (char *) "ModeNumber"},
{TIFFTAG_DECODE, TIFF_VARIABLE, TIFF_VARIABLE, TIFF_SRATIONAL, FIELD_CUSTOM, FALSE, FALSE, (char *) "Decode"},
{TIFFTAG_IMAGEBASECOLOR, TIFF_SPP, TIFF_SPP, TIFF_SHORT, FIELD_CUSTOM, FALSE, FALSE, (char *) "ImageBaseColor"},
{TIFFTAG_DECODE, TIFF_VARIABLE, TIFF_VARIABLE, TIFF_SRATIONAL, FIELD_CUSTOM, FALSE, TRUE, (char *) "Decode"},
{TIFFTAG_IMAGEBASECOLOR, TIFF_VARIABLE, TIFF_VARIABLE, TIFF_SHORT, FIELD_CUSTOM, FALSE, TRUE, (char *) "ImageBaseColor"},
{TIFFTAG_T82OPTIONS, 1, 1, TIFF_LONG, FIELD_CUSTOM, FALSE, FALSE, (char *) "T82Options"},
{TIFFTAG_STRIPROWCOUNTS, TIFF_VARIABLE, TIFF_VARIABLE, TIFF_LONG, FIELD_CUSTOM, FALSE, TRUE, (char *) "StripRowCounts"},
{TIFFTAG_IMAGELAYER, 2, 2, TIFF_LONG, FIELD_CUSTOM, FALSE, FALSE, (char *) "ImageLayer"},
};
#if 0
static TIFFField tiff_fx_tiff_fields[] =
{
{ TIFFTAG_INDEXED, 1, 1, TIFF_SHORT, 0, TIFF_SETGET_UINT16, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 1, 0, (char *) "Indexed" },
{ TIFFTAG_GLOBALPARAMETERSIFD, 1, 1, TIFF_LONG, 0, TIFF_SETGET_UINT32, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 1, 0, (char *) "GlobalParametersIFD", NULL },
{ TIFFTAG_PROFILETYPE, 1, 1, TIFF_LONG, 0, TIFF_SETGET_UINT32, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 1, 0, (char *) "ProfileType", NULL },
{ TIFFTAG_FAXPROFILE, 1, 1, TIFF_BYTE, 0, TIFF_SETGET_UINT8, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 1, 0, (char *) "FaxProfile", NULL },
{ TIFFTAG_CODINGMETHODS, 1, 1, TIFF_LONG, 0, TIFF_SETGET_UINT32, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 1, 0, (char *) "CodingMethods", NULL },
{ TIFFTAG_VERSIONYEAR, 4, 4, TIFF_BYTE, 0, TIFF_SETGET_C0_UINT8, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 1, 0, (char *) "VersionYear", NULL },
{ TIFFTAG_MODENUMBER, 1, 1, TIFF_BYTE, 0, TIFF_SETGET_UINT8, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 1, 0, (char *) "ModeNumber", NULL },
{ TIFFTAG_DECODE, -1, -1, TIFF_SRATIONAL, 0, TIFF_SETGET_C16_FLOAT, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 1, 1, (char *) "Decode", NULL },
{ TIFFTAG_IMAGEBASECOLOR, -1, -1, TIFF_SHORT, 0, TIFF_SETGET_C16_UINT16, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 1, 1, (char *) "ImageBaseColor", NULL },
{ TIFFTAG_T82OPTIONS, 1, 1, TIFF_LONG, 0, TIFF_SETGET_UINT32, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 1, 0, (char *) "T82Options", NULL },
{ TIFFTAG_STRIPROWCOUNTS, -1, -1, TIFF_LONG, 0, TIFF_SETGET_C16_UINT32, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 1, 1, (char *) "StripRowCounts", NULL },
{ TIFFTAG_IMAGELAYER, 2, 2, TIFF_LONG, 0, TIFF_SETGET_C0_UINT32, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 1, 0, (char *) "ImageLayer", NULL },
};
TIFFFieldArray tiff_fx_field_array = { tfiatOther, 0, 12, tiff_fx_tiff_fields };
#endif
static void t4_tx_set_image_length(t4_tx_state_t *s, int image_length);
static TIFFExtendProc _ParentExtender = NULL;
@ -107,7 +133,7 @@ static TIFFExtendProc _ParentExtender = NULL;
static void TIFFFXDefaultDirectory(TIFF *tif)
{
/* Install the extended tag field info */
TIFFMergeFieldInfo(tif, tiff_fx_tiff_field_info, 11);
TIFFMergeFieldInfo(tif, tiff_fx_tiff_field_info, 12);
/* Since we may have overriddden another directory method, we call it now to
allow it to set up the rest of its own methods. */
@ -138,6 +164,50 @@ static int test_resolution(int res_unit, float actual, float expected)
}
/*- End of function --------------------------------------------------------*/
static int read_colour_map(t4_tx_state_t *s, int bits_per_sample)
{
int i;
uint16_t *map_L;
uint16_t *map_a;
uint16_t *map_b;
uint16_t *map_z;
map_L = NULL;
map_a = NULL;
map_b = NULL;
map_z = NULL;
if (!TIFFGetField(s->tiff.tiff_file, TIFFTAG_COLORMAP, &map_L, &map_a, &map_b, &map_z))
return -1;
/* TODO: This only allows for 8 bit deep maps */
if ((s->colour_map = realloc(s->colour_map, 3*256)) == NULL)
return -1;
span_log(&s->logging, SPAN_LOG_FLOW, "Got a colour map\n");
#if 0
/* Sweep the colormap in the proper order */
for (i = 0; i < (1 << bits_per_sample); i++)
{
s->colour_map[3*i] = (map_L[i] >> 8) & 0xFF;
s->colour_map[3*i + 1] = (map_a[i] >> 8) & 0xFF;
s->colour_map[3*i + 2] = (map_b[i] >> 8) & 0xFF;
span_log(&s->logging, SPAN_LOG_FLOW, "Map %3d - %5d %5d %5d\n", i, s->colour_map[3*i], s->colour_map[3*i + 1], s->colour_map[3*i + 2]);
}
#else
/* Sweep the colormap in the order that seems to work for l04x_02x.tif */
for (i = 0; i < (1 << bits_per_sample); i++)
{
s->colour_map[i] = (map_L[i] >> 8) & 0xFF;
s->colour_map[256 + i] = (map_a[i] >> 8) & 0xFF;
s->colour_map[2*256 + i] = (map_b[i] >> 8) & 0xFF;
}
#endif
lab_to_srgb(&s->lab_params, s->colour_map, s->colour_map, 256);
for (i = 0; i < (1 << bits_per_sample); i++)
span_log(&s->logging, SPAN_LOG_FLOW, "Map %3d - %5d %5d %5d\n", i, s->colour_map[3*i], s->colour_map[3*i + 1], s->colour_map[3*i + 2]);
return 0;
}
/*- End of function --------------------------------------------------------*/
static int get_tiff_directory_info(t4_tx_state_t *s)
{
static const struct
@ -232,8 +302,12 @@ static int get_tiff_directory_info(t4_tx_state_t *s)
TIFFGetField(t->tiff_file, TIFFTAG_RESOLUTIONUNIT, &res_unit);
t->photo_metric = PHOTOMETRIC_MINISWHITE;
TIFFGetField(t->tiff_file, TIFFTAG_PHOTOMETRIC, &t->photo_metric);
/* TIFFGetField(t->tiff_file, TIFFTAG_COMPRESSION, &t->????); */
set_lab_illuminant(&s->lab_params, 0.9638f, 1.0f, 0.8245f);
set_lab_gamut(&s->lab_params, 0, 100, -85, 85, -75, 125, FALSE);
t->compression = -1;
TIFFGetField(t->tiff_file, TIFFTAG_COMPRESSION, &t->compression);
t->fill_order = FILLORDER_LSB2MSB;
/* Allow a little range for the X resolution in centimeters. The spec doesn't pin down the
@ -314,22 +388,42 @@ static int test_tiff_directory_info(t4_tx_state_t *s)
{ -1.00f, -1}
};
uint16_t res_unit;
uint16_t parm16;
uint32_t parm32;
float x_resolution;
float y_resolution;
uint16_t bits_per_sample;
uint16_t samples_per_pixel;
int image_type;
int i;
t4_tx_tiff_state_t *t;
t = &s->tiff;
parm16 = 1;
TIFFGetField(t->tiff_file, TIFFTAG_BITSPERSAMPLE, &parm16);
if (parm16 != 1)
return -1;
parm16 = 1;
TIFFGetField(t->tiff_file, TIFFTAG_SAMPLESPERPIXEL, &parm16);
if (parm16 != 1)
bits_per_sample = 1;
TIFFGetField(t->tiff_file, TIFFTAG_BITSPERSAMPLE, &bits_per_sample);
samples_per_pixel = 1;
TIFFGetField(t->tiff_file, TIFFTAG_SAMPLESPERPIXEL, &samples_per_pixel);
if (samples_per_pixel == 1 && bits_per_sample == 1)
image_type = T4_IMAGE_TYPE_BILEVEL;
else if (samples_per_pixel == 3 && bits_per_sample == 1)
image_type = T4_IMAGE_TYPE_COLOUR_BILEVEL;
else if (samples_per_pixel == 1 && bits_per_sample == 8)
image_type = T4_IMAGE_TYPE_GRAY_8BIT;
else if (samples_per_pixel == 1 && bits_per_sample > 8)
image_type = T4_IMAGE_TYPE_GRAY_12BIT;
else if (samples_per_pixel == 3 && bits_per_sample == 8)
image_type = T4_IMAGE_TYPE_COLOUR_8BIT;
else if (samples_per_pixel == 3 && bits_per_sample > 8)
image_type = T4_IMAGE_TYPE_COLOUR_12BIT;
else
image_type = -1;
#if 0
/* Limit ourselves to plain black and white pages */
if (t->image_type != T4_IMAGE_TYPE_BILEVEL)
return -1;
#endif
if (s->tiff.image_type != image_type)
return 1;
parm32 = 0;
TIFFGetField(t->tiff_file, TIFFTAG_IMAGEWIDTH, &parm32);
if (s->image_width != (int) parm32)
@ -1082,6 +1176,11 @@ SPAN_DECLARE(int) t4_tx_release(t4_tx_state_t *s)
free(s->header_text);
s->header_text = NULL;
}
if (s->colour_map)
{
free(s->colour_map);
s->colour_map = NULL;
}
switch (s->line_encoding)
{
case T4_COMPRESSION_ITU_T4_1D:

1
libs/spandsp/src/tone_generate.c
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@ -45,7 +45,6 @@
#include "spandsp/telephony.h"
#include "spandsp/fast_convert.h"
#include "spandsp/dc_restore.h"
#include "spandsp/complex.h"
#include "spandsp/dds.h"
#include "spandsp/tone_generate.h"