sv = hv_fetch(hv, "colors", 6, 0);
if (!sv || !*sv || !SvROK(*sv) || SvTYPE(SvRV(*sv)) != SVt_PVAV) {
- SV *ref;
- av = newAV();
- ref = newRV_inc((SV*) av);
- sv = hv_store(hv, "colors", 6, ref, 0);
- }
- else {
- av = (AV *)SvRV(*sv);
+ /* nothing to do */
+ return;
}
+
+ av = (AV *)SvRV(*sv);
+ av_clear(av);
av_extend(av, quant->mc_count+1);
for (i = 0; i < quant->mc_count; ++i) {
i_color *in = quant->mc_colors+i;
work = sv_newmortal();
sv_setref_pv(work, "Imager::Color", (void *)c);
SvREFCNT_inc(work);
- if (!av_store(av, i, work)) {
- SvREFCNT_dec(work);
- }
+ av_push(av, work);
}
}
int channels
void
-i_init_log(name,level)
- char* name
+i_init_log(name_sv,level)
+ SV* name_sv
int level
+ PREINIT:
+ const char *name = SvOK(name_sv) ? SvPV_nolen(name_sv) : NULL;
+ CODE:
+ i_init_log(name, level);
void
i_log_entry(string,level)
sv_2mortal(newSVpv((char *)im->idata, im->bytes))
: &PL_sv_undef);
+void
+i_img_is_monochrome(im)
+ Imager::ImgRaw im
+ PREINIT:
+ int zero_is_white;
+ int result;
+ PPCODE:
+ result = i_img_is_monochrome(im, &zero_is_white);
+ if (result) {
+ if (GIMME_V == G_ARRAY) {
+ EXTEND(SP, 2);
+ PUSHs(&PL_sv_yes);
+ PUSHs(sv_2mortal(newSViv(zero_is_white)));
+ }
+ else {
+ EXTEND(SP, 1);
+ PUSHs(&PL_sv_yes);
+ }
+ }
void
i_line(im,x1,y1,x2,y2,val,endp)
int src_maxx
int src_maxy
+undef_int
+i_compose(out, src, out_left, out_top, src_left, src_top, width, height, combine = ic_normal, opacity = 0.0)
+ Imager::ImgRaw out
+ Imager::ImgRaw src
+ int out_left
+ int out_top
+ int src_left
+ int src_top
+ int width
+ int height
+ int combine
+ double opacity
+
+undef_int
+i_compose_mask(out, src, mask, out_left, out_top, src_left, src_top, mask_left, mask_top, width, height, combine = ic_normal, opacity = 0.0)
+ Imager::ImgRaw out
+ Imager::ImgRaw src
+ Imager::ImgRaw mask
+ int out_left
+ int out_top
+ int src_left
+ int src_top
+ int mask_left
+ int mask_top
+ int width
+ int height
+ int combine
+ double opacity
undef_int
i_flipxy(im, direction)
float stdev
double scale
-void
-i_conv(im,pcoef)
- Imager::ImgRaw im
- PREINIT:
- float* coeff;
- int len;
- AV* av;
- SV* sv1;
- int i;
- PPCODE:
- if (!SvROK(ST(1))) croak("Imager: Parameter 1 must be a reference to an array\n");
- if (SvTYPE(SvRV(ST(1))) != SVt_PVAV) croak("Imager: Parameter 1 must be a reference to an array\n");
- av=(AV*)SvRV(ST(1));
- len=av_len(av)+1;
- coeff=mymalloc( len*sizeof(float) );
- for(i=0;i<len;i++) {
- sv1=(*(av_fetch(av,i,0)));
- coeff[i]=(float)SvNV(sv1);
- }
- i_conv(im,coeff,len);
- myfree(coeff);
+int
+i_conv(im,coef)
+ Imager::ImgRaw im
+ AV *coef
+ PREINIT:
+ double* c_coef;
+ int len;
+ SV* sv1;
+ int i;
+ CODE:
+ len = av_len(coef) + 1;
+ c_coef=mymalloc( len * sizeof(double) );
+ for(i = 0; i < len; i++) {
+ sv1 = (*(av_fetch(coef, i, 0)));
+ c_coef[i] = (double)SvNV(sv1);
+ }
+ RETVAL = i_conv(im, c_coef, len);
+ myfree(c_coef);
+ OUTPUT:
+ RETVAL
-undef_int
-i_convert(im, src, coeff)
- Imager::ImgRaw im
+Imager::ImgRaw
+i_convert(src, avmain)
Imager::ImgRaw src
+ AV *avmain
PREINIT:
float *coeff;
int outchan;
int inchan;
- AV *avmain;
SV **temp;
AV *avsub;
int len;
int i, j;
CODE:
- if (!SvROK(ST(2)) || SvTYPE(SvRV(ST(2))) != SVt_PVAV)
- croak("i_convert: parameter 3 must be an arrayref\n");
- avmain = (AV*)SvRV(ST(2));
outchan = av_len(avmain)+1;
/* find the biggest */
inchan = 0;
while (i < inchan)
coeff[i++ + j*inchan] = 0;
}
- RETVAL = i_convert(im, src, coeff, outchan, inchan);
+ RETVAL = i_convert(src, coeff, outchan, inchan);
myfree(coeff);
OUTPUT:
RETVAL
Imager::ImgRaw im1
Imager::ImgRaw im2
-
+double
+i_img_diffd(im1,im2)
+ Imager::ImgRaw im1
+ Imager::ImgRaw im2
undef_int
i_init_fonts(t1log=0)
OUTPUT:
RETVAL
+const char *
+i_tiff_libversion()
+
+bool
+i_tiff_has_compression(name)
+ const char *name
#endif /* HAVE_LIBTIFF */
hv = (HV *)SvRV(ST(1));
memset(&quant, 0, sizeof(quant));
quant.mc_size = 256;
+ quant.transp = tr_threshold;
+ quant.tr_threshold = 127;
handle_quant_opts(&quant, hv);
img_count = items - 2;
RETVAL = 1;
hv = (HV *)SvRV(ST(2));
memset(&quant, 0, sizeof(quant));
quant.mc_size = 256;
+ quant.transp = tr_threshold;
+ quant.tr_threshold = 127;
handle_quant_opts(&quant, hv);
img_count = items - 3;
RETVAL = 1;
hv = (HV *)SvRV(ST(1));
memset(&quant, 0, sizeof(quant));
quant.mc_size = 256;
+ quant.transp = tr_threshold;
+ quant.tr_threshold = 127;
handle_quant_opts(&quant, hv);
img_count = items - 2;
RETVAL = 1;
int length
-undef_int
-i_writergb_wiol(im,ig, wierdpack, compress, idstring)
- Imager::ImgRaw im
- Imager::IO ig
- int wierdpack
- int compress
- char* idstring
- PREINIT:
- int idlen;
- CODE:
- idlen = SvCUR(ST(4));
- RETVAL = i_writergb_wiol(im, ig, wierdpack, compress, idstring, idlen);
- OUTPUT:
- RETVAL
-
-
-Imager::ImgRaw
-i_readrgb_wiol(ig, length)
- Imager::IO ig
- int length
-
Imager::ImgRaw
Imager::ImgRaw im
int maxc
+void
+i_get_anonymous_color_histo(im, maxc = 0x40000000)
+ Imager::ImgRaw im
+ int maxc
+ PREINIT:
+ int i;
+ unsigned int * col_usage = NULL;
+ int col_cnt;
+ PPCODE:
+ col_cnt = i_get_anonymous_color_histo(im, &col_usage, maxc);
+ EXTEND(SP, col_cnt);
+ for (i = 0; i < col_cnt; i++) {
+ PUSHs(sv_2mortal(newSViv( col_usage[i])));
+ }
+ myfree(col_usage);
+ XSRETURN(col_cnt);
+
Imager::ImgRaw
i_transform(im,opx,opy,parm)
OUTPUT:
RETVAL
+Imager::FillHandle
+i_new_fill_opacity(other_fill, alpha_mult)
+ Imager::FillHandle other_fill
+ double alpha_mult
+
void
i_errors()
PREINIT:
PREINIT:
int i;
DSO_handle *dso_handle;
+ func_ptr *functions;
PPCODE:
dso_handle=(DSO_handle*)dso_handle_v;
+ functions = DSO_funclist(dso_handle);
i=0;
- while( dso_handle->function_list[i].name != NULL) {
+ while( functions[i].name != NULL) {
EXTEND(SP,1);
- PUSHs(sv_2mortal(newSVpv(dso_handle->function_list[i].name,0)));
+ PUSHs(sv_2mortal(newSVpv(functions[i].name,0)));
EXTEND(SP,1);
- PUSHs(sv_2mortal(newSVpv(dso_handle->function_list[i++].pcode,0)));
+ PUSHs(sv_2mortal(newSVpv(functions[i++].pcode,0)));
}
-
void
DSO_call(handle,func_index,hv)
void* handle
if (SvTYPE(hv)!=SVt_PVHV) croak("Imager: Parameter 2 must be a reference to a hash\n");
DSO_call( (DSO_handle *)handle,func_index,hv);
-
-
SV *
i_get_pixel(im, x, y)
Imager::ImgRaw im
}
}
+undef_neg_int
+i_gsamp_bits(im, l, r, y, bits, target, offset, ...)
+ Imager::ImgRaw im
+ int l
+ int r
+ int y
+ int bits
+ AV *target
+ int offset
+ PREINIT:
+ int *chans;
+ int chan_count;
+ unsigned *data;
+ int count, i;
+ CODE:
+ i_clear_error();
+ if (items < 8)
+ croak("No channel numbers supplied to g_samp()");
+ if (l < r) {
+ chan_count = items - 7;
+ chans = mymalloc(sizeof(int) * chan_count);
+ for (i = 0; i < chan_count; ++i)
+ chans[i] = SvIV(ST(i+7));
+ data = mymalloc(sizeof(unsigned) * (r-l) * chan_count);
+ count = i_gsamp_bits(im, l, r, y, data, chans, chan_count, bits);
+ myfree(chans);
+ for (i = 0; i < count; ++i) {
+ av_store(target, i+offset, newSVuv(data[i]));
+ }
+ myfree(data);
+ RETVAL = count;
+ }
+ else {
+ RETVAL = 0;
+ }
+ OUTPUT:
+ RETVAL
+
+undef_neg_int
+i_psamp_bits(im, l, y, bits, channels_sv, data_av, data_offset = 0, pixel_count = -1)
+ Imager::ImgRaw im
+ int l
+ int y
+ int bits
+ SV *channels_sv
+ AV *data_av
+ int data_offset
+ int pixel_count
+ PREINIT:
+ int chan_count;
+ int *channels;
+ int data_count;
+ int data_used;
+ unsigned *data;
+ int i;
+ CODE:
+ i_clear_error();
+ if (SvOK(channels_sv)) {
+ AV *channels_av;
+ if (!SvROK(channels_sv) || SvTYPE(SvRV(channels_sv)) != SVt_PVAV) {
+ croak("channels is not an array ref");
+ }
+ channels_av = (AV *)SvRV(channels_sv);
+ chan_count = av_len(channels_av) + 1;
+ if (chan_count < 1) {
+ croak("i_psamp_bits: no channels provided");
+ }
+ channels = mymalloc(sizeof(int) * chan_count);
+ for (i = 0; i < chan_count; ++i)
+ channels[i] = SvIV(*av_fetch(channels_av, i, 0));
+ }
+ else {
+ chan_count = im->channels;
+ channels = NULL;
+ }
+
+ data_count = av_len(data_av) + 1;
+ if (data_offset < 0) {
+ croak("data_offset must by non-negative");
+ }
+ if (data_offset > data_count) {
+ croak("data_offset greater than number of samples supplied");
+ }
+ if (pixel_count == -1 ||
+ data_offset + pixel_count * chan_count > data_count) {
+ pixel_count = (data_count - data_offset) / chan_count;
+ }
+
+ data_used = pixel_count * chan_count;
+ data = mymalloc(sizeof(unsigned) * data_count);
+ for (i = 0; i < data_used; ++i)
+ data[i] = SvUV(*av_fetch(data_av, data_offset + i, 0));
+
+ RETVAL = i_psamp_bits(im, l, l + pixel_count, y, data, channels,
+ chan_count, bits);
+
+ if (data)
+ myfree(data);
+ if (channels)
+ myfree(channels);
+ OUTPUT:
+ RETVAL
Imager::ImgRaw
i_img_masked_new(targ, mask, x, y, w, h)
PREINIT:
i_fcolor *vals;
int count, i;
- i_fcolor zero = { 0 };
+ i_fcolor zero;
PPCODE:
+ for (i = 0; i < MAXCHANNELS; ++i)
+ zero.channel[i] = 0;
if (l < r) {
vals = mymalloc((r-l) * sizeof(i_fcolor));
for (i = 0; i < r-l; ++i)
i_wf_addfont(font)
char *font
+undef_int
+i_wf_delfont(font)
+ char *font
+
#endif
#ifdef HAVE_FT2
projects / imager.git / blobdiff