/*
@description Sets the normalized alpha color of the pixel wand.
*/
value nMagick_pixel_set_alpha( value pixel, value alpha )
{
PixelWand *pix;
val_check_kind( pixel, k_pixel );
val_check( alpha, float );
pix = PIXEL( pixel );
PixelSetAlpha( pix, val_float( alpha ) );
}
/* {{{ proto float ImagickPixel::setColorValue(int color, float value )
Sets the normalized color of the ImagickPixel.
*/
PHP_METHOD(imagickpixel, setcolorvalue)
{
php_imagick_color_t color_enum;
php_imagickpixel_object *internp;
im_long color;
double color_value;
/* Parse parameters given to function */
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "ld", &color, &color_value) == FAILURE) {
return;
}
internp = Z_IMAGICKPIXEL_P(getThis());
if (color <= PHP_IMAGICK_COLOR_MIN || color >= PHP_IMAGICK_COLOR_MAX) {
php_imagick_throw_exception (IMAGICKPIXEL_CLASS, "Unknown color type" TSRMLS_CC);
return;
}
color_enum = color;
switch (color_enum) {
case PHP_IMAGICK_COLOR_BLACK:
PixelSetBlack(internp->pixel_wand, color_value);
break;
case PHP_IMAGICK_COLOR_BLUE:
PixelSetBlue(internp->pixel_wand, color_value);
break;
case PHP_IMAGICK_COLOR_CYAN:
PixelSetCyan(internp->pixel_wand, color_value);
break;
case PHP_IMAGICK_COLOR_GREEN:
PixelSetGreen(internp->pixel_wand, color_value);
break;
case PHP_IMAGICK_COLOR_RED:
PixelSetRed(internp->pixel_wand, color_value);
break;
case PHP_IMAGICK_COLOR_YELLOW:
PixelSetYellow(internp->pixel_wand, color_value);
break;
case PHP_IMAGICK_COLOR_MAGENTA:
PixelSetMagenta(internp->pixel_wand, color_value);
break;
#if MagickLibVersion < 0x700
case PHP_IMAGICK_COLOR_OPACITY:
PixelSetOpacity(internp->pixel_wand, color_value);
break;
#endif
case PHP_IMAGICK_COLOR_ALPHA:
PixelSetAlpha(internp->pixel_wand, color_value);
break;
#if MagickLibVersion > 0x628
case PHP_IMAGICK_COLOR_FUZZ:
PixelSetFuzz(internp->pixel_wand, color_value);
break;
#endif
default:
php_imagick_throw_exception (IMAGICKPIXEL_CLASS, "Unknown color type" TSRMLS_CC);
return;
break;
}
RETVAL_TRUE;
}
/* {{{ proto float ImagickPixel::setColorValue(int color, float value )
Sets the normalized color of the ImagickPixel.
*/
PHP_METHOD(imagickpixel, setcolorvalue)
{
php_imagickpixel_object *internp;
long color;
double color_value;
/* Parse parameters given to function */
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "ld", &color, &color_value) == FAILURE) {
return;
}
internp = (php_imagickpixel_object *)zend_object_store_get_object(getThis() TSRMLS_CC);
switch (color) {
case IMAGICKCOLORBLACK:
PixelSetBlack(internp->pixel_wand, color_value);
break;
case IMAGICKCOLORBLUE:
PixelSetBlue(internp->pixel_wand, color_value);
break;
case IMAGICKCOLORCYAN:
PixelSetCyan(internp->pixel_wand, color_value);
break;
case IMAGICKCOLORGREEN:
PixelSetGreen(internp->pixel_wand, color_value);
break;
case IMAGICKCOLORRED:
PixelSetRed(internp->pixel_wand, color_value);
break;
case IMAGICKCOLORYELLOW:
PixelSetYellow(internp->pixel_wand, color_value);
break;
case IMAGICKCOLORMAGENTA:
PixelSetMagenta(internp->pixel_wand, color_value);
break;
case IMAGICKCOLOROPACITY:
PixelSetOpacity(internp->pixel_wand, color_value);
break;
case IMAGICKCOLORALPHA:
PixelSetAlpha(internp->pixel_wand, color_value);
break;
#if MagickLibVersion > 0x628
case IMAGICKCOLORFUZZ:
PixelSetFuzz(internp->pixel_wand, color_value);
break;
#endif
default:
php_imagick_throw_exception (IMAGICKPIXEL_CLASS, "Unknown color type" TSRMLS_CC);
return;
break;
}
RETVAL_TRUE;
}
// output_data
apr_status_t small_light_filter_imagemagick_output_data(
ap_filter_t *f,
apr_bucket_brigade *bb,
void *v_ctx,
apr_bucket *e)
{
ap_log_rerror(APLOG_MARK, APLOG_DEBUG, 0, f->r, "small_light_filter_imagemagick_output_data");
request_rec *r = f->r;
small_light_module_ctx_t* ctx = (small_light_module_ctx_t*)v_ctx;
small_light_module_imagemagick_ctx_t *lctx = ctx->lctx;
struct timeval t2, t21, t22, t23, t3;
MagickBooleanType status = MagickFalse;
// check data received.
if (lctx->image == NULL) {
ap_log_rerror(APLOG_MARK, APLOG_ERR, 0, r, "no data received.");
r->status = HTTP_INTERNAL_SERVER_ERROR;
return APR_EGENERAL;
}
// start image modifing.
gettimeofday(&t2, NULL);
small_light_image_size_t sz;
small_light_calc_image_size(&sz, r, ctx, 10000.0, 10000.0);
// init wand
small_light_filter_imagemagick_output_data_init();
lctx->wand = NewMagickWand();
// prepare.
if (sz.jpeghint_flg != 0) {
char *jpeg_size_opt = (char *)apr_psprintf(r->pool, "%dx%d",
(int)sz.dw, (int)sz.dh);
MagickSetOption(lctx->wand, "jpeg:size", jpeg_size_opt);
ap_log_rerror(APLOG_MARK, APLOG_DEBUG, 0, r, "MagickSetOption(jpeg:size, %s)", jpeg_size_opt);
}
// load image.
gettimeofday(&t21, NULL);
ap_log_rerror(APLOG_MARK, APLOG_DEBUG, 0, r, "MagickReadImageBlob");
status = MagickReadImageBlob(lctx->wand, (void *)lctx->image, lctx->image_len);
if (status == MagickFalse) {
small_light_filter_imagemagick_output_data_fini(ctx);
ap_log_rerror(APLOG_MARK, APLOG_ERR, 0, r, "couldn't read image");
r->status = HTTP_INTERNAL_SERVER_ERROR;
return APR_EGENERAL;
}
// calc size.
gettimeofday(&t22, NULL);
double iw = (double)MagickGetImageWidth(lctx->wand);
double ih = (double)MagickGetImageHeight(lctx->wand);
small_light_calc_image_size(&sz, r, ctx, iw, ih);
// pass through.
if (sz.pt_flg != 0) {
small_light_filter_imagemagick_output_data_fini(ctx);
apr_bucket *b = apr_bucket_pool_create(lctx->image, lctx->image_len, r->pool, ctx->bb->bucket_alloc);
APR_BRIGADE_INSERT_TAIL(ctx->bb, b);
APR_BRIGADE_INSERT_TAIL(ctx->bb, apr_bucket_eos_create(ctx->bb->bucket_alloc));
return ap_pass_brigade(f->next, ctx->bb);
}
// crop, scale.
status = MagickTrue;
if (sz.scale_flg != 0) {
char *crop_geo = (char *)apr_psprintf(r->pool, "%f!x%f!+%f+%f",
sz.sw, sz.sh, sz.sx, sz.sy);
char *size_geo = (char *)apr_psprintf(r->pool, "%f!x%f!", sz.dw, sz.dh);
ap_log_rerror(APLOG_MARK, APLOG_DEBUG, 0, r,
"MagickTransformImage(wand, ""%s"", ""%s"")",
crop_geo, size_geo);
MagickWand *trans_wand;
trans_wand = MagickTransformImage(lctx->wand, crop_geo, size_geo);
if (trans_wand == NULL || trans_wand == lctx->wand) {
small_light_filter_imagemagick_output_data_fini(ctx);
ap_log_rerror(APLOG_MARK, APLOG_ERR, 0, r, "MagickTransformImage failed");
r->status = HTTP_INTERNAL_SERVER_ERROR;
return APR_EGENERAL;
}
DestroyMagickWand(lctx->wand);
lctx->wand = trans_wand;
} else {
ap_log_rerror(APLOG_MARK, APLOG_DEBUG, 0, r, "no scale");
}
// create canvas then draw image to the canvas.
if (sz.cw > 0.0 && sz.ch > 0.0) {
ap_log_rerror(APLOG_MARK, APLOG_DEBUG, 0, r, "NewMagickWand()");
MagickWand *canvas_wand = NewMagickWand();
PixelWand *canvas_color = NewPixelWand();
PixelSetRed(canvas_color, sz.cc.r / 255.0);
PixelSetGreen(canvas_color, sz.cc.g / 255.0);
PixelSetBlue(canvas_color, sz.cc.b / 255.0);
PixelSetAlpha(canvas_color, sz.cc.a / 255.0);
ap_log_rerror(APLOG_MARK, APLOG_DEBUG, 0, r,
"MagickNewImage(canvas_wand, %f, %f, bgcolor)", sz.cw, sz.ch);
status = MagickNewImage(canvas_wand, sz.cw, sz.ch, canvas_color);
DestroyPixelWand(canvas_color);
if (status == MagickFalse) {
small_light_filter_imagemagick_output_data_fini(ctx);
ap_log_rerror(APLOG_MARK, APLOG_ERR, 0, r,
"MagickNewImage(canvas_wand, %f, %f, bgcolor) failed", sz.cw, sz.ch);
r->status = HTTP_INTERNAL_SERVER_ERROR;
return APR_EGENERAL;
}
ap_log_rerror(APLOG_MARK, APLOG_DEBUG, 0, r,
"MagickCompositeImage(canvas_wand, wand, AtopCompositeOp, %f, %f)",
sz.dx, sz.dy);
status = MagickCompositeImage(canvas_wand, lctx->wand, AtopCompositeOp, sz.dx, sz.dy);
if (status == MagickFalse) {
small_light_filter_imagemagick_output_data_fini(ctx);
ap_log_rerror(APLOG_MARK, APLOG_ERR, 0, r,
"MagickCompositeImage(canvas_wand, wand, AtopCompositeOp, %f, %f) failed",
sz.dx, sz.dy);
r->status = HTTP_INTERNAL_SERVER_ERROR;
return APR_EGENERAL;
}
DestroyMagickWand(lctx->wand);
lctx->wand = canvas_wand;
}
// effects.
char *unsharp = (char *)apr_table_get(ctx->prm, "unsharp");
if (unsharp) {
GeometryInfo geo;
ParseGeometry(unsharp, &geo);
ap_log_rerror(APLOG_MARK, APLOG_DEBUG, 0, r,
"MagickUnsharpMaskImage(wand, %f, %f, %f, %f)",
geo.rho, geo.sigma, geo.xi, geo.psi);
status = MagickUnsharpMaskImage(lctx->wand, geo.rho, geo.sigma, geo.xi, geo.psi);
if (status == MagickFalse) {
ap_log_rerror(APLOG_MARK, APLOG_ERR, 0, r, "unsharp failed");
}
}
char *sharpen = (char *)apr_table_get(ctx->prm, "sharpen");
if (sharpen) {
GeometryInfo geo;
ParseGeometry(sharpen, &geo);
ap_log_rerror(APLOG_MARK, APLOG_DEBUG, 0, r,
"MagickSharpenImage(wand, %f, %f)",
geo.rho, geo.sigma);
status = MagickSharpenImage(lctx->wand, geo.rho, geo.sigma);
if (status == MagickFalse) {
ap_log_rerror(APLOG_MARK, APLOG_ERR, 0, r, "sharpen failed");
}
}
char *blur = (char *)apr_table_get(ctx->prm, "blur");
if (blur) {
GeometryInfo geo;
ParseGeometry(blur, &geo);
ap_log_rerror(APLOG_MARK, APLOG_DEBUG, 0, r,
"MagickBlurImage(wand, %f, %f)",
geo.rho, geo.sigma);
status = MagickBlurImage(lctx->wand, geo.rho, geo.sigma);
if (status == MagickFalse) {
ap_log_rerror(APLOG_MARK, APLOG_ERR, 0, r, "blur failed");
}
}
// border.
if (sz.bw > 0.0 || sz.bh > 0.0) {
ap_log_rerror(APLOG_MARK, APLOG_DEBUG, 0, r, "draw border");
DrawingWand *border_wand = NewDrawingWand();
PixelWand *border_color;
border_color = NewPixelWand();
PixelSetRed(border_color, sz.bc.r / 255.0);
PixelSetGreen(border_color, sz.bc.g / 255.0);
PixelSetBlue(border_color, sz.bc.b / 255.0);
PixelSetAlpha(border_color, sz.bc.a / 255.0);
DrawSetFillColor(border_wand, border_color);
DrawSetStrokeColor(border_wand, border_color);
DrawSetStrokeWidth(border_wand, 1);
DrawRectangle(border_wand, 0, 0, sz.cw - 1, sz.bh - 1);
DrawRectangle(border_wand, 0, 0, sz.bw - 1, sz.ch - 1);
DrawRectangle(border_wand, 0, sz.ch - sz.bh, sz.cw - 1, sz.ch - 1);
DrawRectangle(border_wand, sz.cw - sz.bw, 0, sz.cw - 1, sz.ch - 1);
MagickDrawImage(lctx->wand, border_wand);
DestroyPixelWand(border_color);
DestroyDrawingWand(border_wand);
}
gettimeofday(&t23, NULL);
// set params.
double q = small_light_parse_double(r, (char *)apr_table_get(ctx->prm, "q"));
if (q > 0.0) {
ap_log_rerror(APLOG_MARK, APLOG_DEBUG, 0, r,
"MagickSetImageComressionQualty(wand, %f)", q);
MagickSetImageCompressionQuality(lctx->wand, q);
}
char *of = (char *)apr_table_get(ctx->prm, "of");
ap_log_rerror(APLOG_MARK, APLOG_DEBUG, 0, r,
"MagickSetFormat(wand, '%s')", of);
MagickSetFormat(lctx->wand, of);
// get small_lighted image as binary.
unsigned char *canvas_buff;
const char *sled_image;
size_t sled_image_size;
canvas_buff = MagickGetImageBlob(lctx->wand, &sled_image_size);
sled_image = (const char *)apr_pmemdup(r->pool, canvas_buff, sled_image_size);
ap_log_rerror(APLOG_MARK, APLOG_DEBUG, 0, r, "sled_image_size = %d", sled_image_size);
// free buffer and wand.
MagickRelinquishMemory(canvas_buff);
small_light_filter_imagemagick_output_data_fini(ctx);
// insert new bucket to bucket brigade.
apr_bucket *b = apr_bucket_pool_create(sled_image, sled_image_size, r->pool, ctx->bb->bucket_alloc);
APR_BRIGADE_INSERT_TAIL(ctx->bb, b);
// insert eos to bucket brigade.
APR_BRIGADE_INSERT_TAIL(ctx->bb, apr_bucket_eos_create(ctx->bb->bucket_alloc));
// set correct Content-Type and Content-Length.
char *cont_type = apr_psprintf(r->pool, "image/%s", of);
ap_set_content_type(r, cont_type);
ap_set_content_length(r, sled_image_size);
// end.
gettimeofday(&t3, NULL);
// http header.
int info = small_light_parse_int(r, (char *)apr_table_get(ctx->prm, "info"));
if (info != SMALL_LIGHT_INT_INVALID_VALUE && info != 0) {
char *info = (char *)apr_psprintf(r->pool,
"transfer=%ldms, modify image=%ldms (load=%ldms, scale=%ldms, save=%ldms)",
small_light_timeval_diff(&ctx->t, &t2) / 1000L,
small_light_timeval_diff(&t2, &t3) / 1000L,
small_light_timeval_diff(&t21, &t22) / 1000L,
small_light_timeval_diff(&t22, &t23) / 1000L,
small_light_timeval_diff(&t23, &t3) / 1000L
);
ap_log_rerror(APLOG_MARK, APLOG_INFO, 0, r,
"uri=%s, info=%s)", r->unparsed_uri, info);
apr_table_setn(r->headers_out, "X-SmallLight-Description", info);
}
return ap_pass_brigade(f->next, ctx->bb);
}
ngx_int_t ngx_http_small_light_imagemagick_process(ngx_http_request_t *r, ngx_http_small_light_ctx_t *ctx)
{
ngx_http_small_light_imagemagick_ctx_t *ictx;
ngx_http_small_light_image_size_t sz;
MagickBooleanType status;
int rmprof_flg, progressive_flg, cmyk2rgb_flg;
double iw, ih, q;
char *unsharp, *sharpen, *blur, *of, *of_orig;
MagickWand *trans_wand, *canvas_wand;
DrawingWand *border_wand;
PixelWand *bg_color, *canvas_color, *border_color;
GeometryInfo geo;
ngx_fd_t fd;
MagickWand *icon_wand;
u_char *p, *embedicon;
size_t embedicon_path_len, embedicon_len, sled_image_size;
ngx_int_t type;
u_char jpeg_size_opt[32], crop_geo[128], size_geo[128], embedicon_path[256];
ColorspaceType color_space;
#if MagickLibVersion >= 0x690
int autoorient_flg;
#endif
status = MagickFalse;
ictx = (ngx_http_small_light_imagemagick_ctx_t *)ctx->ictx;
/* adjust image size */
ngx_http_small_light_calc_image_size(r, ctx, &sz, 10000.0, 10000.0);
/* prepare */
if (sz.jpeghint_flg != 0) {
p = ngx_snprintf((u_char *)jpeg_size_opt, sizeof(jpeg_size_opt) - 1, "%dx%d", (ngx_int_t)sz.dw, (ngx_int_t)sz.dh);
*p = '\0';
ngx_log_error(NGX_LOG_DEBUG, r->connection->log, 0, "jpeg_size_opt:%s", jpeg_size_opt);
MagickSetOption(ictx->wand, "jpeg:size", (char *)jpeg_size_opt);
}
/* load image. */
status = MagickReadImageBlob(ictx->wand, (void *)ictx->image, ictx->image_len);
if (status == MagickFalse) {
ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
"couldn't read image %s:%d",
__FUNCTION__,
__LINE__);
return NGX_ERROR;
}
MagickSetFirstIterator(ictx->wand);
color_space = MagickGetImageColorspace(ictx->wand);
/* remove all profiles */
rmprof_flg = ngx_http_small_light_parse_flag(NGX_HTTP_SMALL_LIGHT_PARAM_GET_LIT(&ctx->hash, "rmprof"));
if (rmprof_flg != 0) {
status = MagickProfileImage(ictx->wand, "*", NULL, 0);
if (status == MagickFalse) {
ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
"couldn't profiling image %s:%d",
__FUNCTION__,
__LINE__);
}
}
of_orig = MagickGetImageFormat(ictx->wand);
status = MagickTrue;
#if MagickLibVersion >= 0x690
/* auto-orient */
autoorient_flg = ngx_http_small_light_parse_flag(NGX_HTTP_SMALL_LIGHT_PARAM_GET_LIT(&ctx->hash, "autoorient"));
if (autoorient_flg != 0) {
status = MagickAutoOrientImage(ictx->wand);
if (status == MagickFalse) {
r->err_status = NGX_HTTP_INTERNAL_SERVER_ERROR;
DestroyString(of_orig);
return NGX_ERROR;
}
}
#endif
/* rotate. */
if (sz.angle) {
bg_color = NewPixelWand();
PixelSetRed(bg_color, sz.cc.r / 255.0);
PixelSetGreen(bg_color, sz.cc.g / 255.0);
PixelSetBlue(bg_color, sz.cc.b / 255.0);
PixelSetAlpha(bg_color, sz.cc.a / 255.0);
switch (sz.angle) {
case 90:
case 180:
case 270:
MagickRotateImage(ictx->wand, bg_color, sz.angle);
break;
default:
ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
"image not rotated. 'angle'(%ui) must be 90 or 180 or 270. %s:%d",
sz.angle,
__FUNCTION__,
__LINE__);
break;
}
DestroyPixelWand(bg_color);
}
/* calc size. */
iw = (double)MagickGetImageWidth(ictx->wand);
ih = (double)MagickGetImageHeight(ictx->wand);
ngx_http_small_light_calc_image_size(r, ctx, &sz, iw, ih);
/* pass through. */
if (sz.pt_flg != 0) {
ctx->of = ctx->inf;
DestroyString(of_orig);
return NGX_OK;
}
/* crop, scale. */
if (sz.scale_flg != 0) {
p = ngx_snprintf(crop_geo, sizeof(crop_geo) - 1, "%f!x%f!+%f+%f", sz.sw, sz.sh, sz.sx, sz.sy);
*p = '\0';
p = ngx_snprintf(size_geo, sizeof(size_geo) - 1, "%f!x%f!", sz.dw, sz.dh);
*p = '\0';
ngx_log_error(NGX_LOG_DEBUG, r->connection->log, 0, "crop_geo:%s", crop_geo);
ngx_log_error(NGX_LOG_DEBUG, r->connection->log, 0, "size_geo:%s", size_geo);
MagickResetImagePage(ictx->wand, "+0+0");
trans_wand = MagickTransformImage(ictx->wand, (char *)crop_geo, (char *)size_geo);
if (trans_wand == NULL || trans_wand == ictx->wand) {
r->err_status = NGX_HTTP_INTERNAL_SERVER_ERROR;
DestroyString(of_orig);
return NGX_ERROR;
}
DestroyMagickWand(ictx->wand);
ictx->wand = trans_wand;
}
/* create canvas then draw image to the canvas. */
if (sz.cw > 0.0 && sz.ch > 0.0) {
canvas_wand = NewMagickWand();
canvas_color = NewPixelWand();
PixelSetRed(canvas_color, sz.cc.r / 255.0);
PixelSetGreen(canvas_color, sz.cc.g / 255.0);
PixelSetBlue(canvas_color, sz.cc.b / 255.0);
PixelSetAlpha(canvas_color, sz.cc.a / 255.0);
status = MagickNewImage(canvas_wand, sz.cw, sz.ch, canvas_color);
DestroyPixelWand(canvas_color);
if (status == MagickFalse) {
r->err_status = NGX_HTTP_INTERNAL_SERVER_ERROR;
DestroyMagickWand(canvas_wand);
DestroyString(of_orig);
return NGX_ERROR;
}
status = MagickTransformImageColorspace(canvas_wand, color_space);
if (status == MagickFalse) {
r->err_status = NGX_HTTP_INTERNAL_SERVER_ERROR;
DestroyMagickWand(canvas_wand);
DestroyString(of_orig);
return NGX_ERROR;
}
status = MagickCompositeImage(canvas_wand, ictx->wand, AtopCompositeOp, sz.dx, sz.dy);
if (status == MagickFalse) {
r->err_status = NGX_HTTP_INTERNAL_SERVER_ERROR;
DestroyMagickWand(canvas_wand);
DestroyString(of_orig);
return NGX_ERROR;
}
DestroyMagickWand(ictx->wand);
ictx->wand = canvas_wand;
}
/* CMYK to sRGB */
cmyk2rgb_flg = ngx_http_small_light_parse_flag(NGX_HTTP_SMALL_LIGHT_PARAM_GET_LIT(&ctx->hash, "cmyk2rgb"));
if (cmyk2rgb_flg != 0 && color_space == CMYKColorspace) {
status = MagickTransformImageColorspace(ictx->wand, sRGBColorspace);
if (status == MagickFalse) {
r->err_status = NGX_HTTP_INTERNAL_SERVER_ERROR;
DestroyString(of_orig);
return NGX_ERROR;
}
}
/* effects. */
unsharp = NGX_HTTP_SMALL_LIGHT_PARAM_GET_LIT(&ctx->hash, "unsharp");
if (ngx_strlen(unsharp) > 0) {
ParseGeometry(unsharp, &geo);
if (geo.rho > ctx->radius_max || geo.sigma > ctx->sigma_max) {
ngx_log_error(NGX_LOG_WARN, r->connection->log, 0,
"As unsharp geometry is too large, ignored. %s:%d",
__FUNCTION__,
__LINE__);
} else {
status = MagickUnsharpMaskImage(ictx->wand, geo.rho, geo.sigma, geo.xi, geo.psi);
if (status == MagickFalse) {
ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
"unsharp failed %s:%d",
__FUNCTION__,
__LINE__);
}
}
}
sharpen = NGX_HTTP_SMALL_LIGHT_PARAM_GET_LIT(&ctx->hash, "sharpen");
if (ngx_strlen(sharpen) > 0) {
ParseGeometry(sharpen, &geo);
if (geo.rho > ctx->radius_max || geo.sigma > ctx->sigma_max) {
ngx_log_error(NGX_LOG_WARN, r->connection->log, 0,
"As sharpen geometry is too large, ignored. %s:%d",
__FUNCTION__,
__LINE__);
} else {
status = MagickSharpenImage(ictx->wand, geo.rho, geo.sigma);
if (status == MagickFalse) {
ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
"sharpen failed %s:%d",
__FUNCTION__,
__LINE__);
}
}
}
blur = NGX_HTTP_SMALL_LIGHT_PARAM_GET_LIT(&ctx->hash, "blur");
if (ngx_strlen(blur) > 0) {
ParseGeometry(blur, &geo);
if (geo.rho > ctx->radius_max || geo.sigma > ctx->sigma_max) {
ngx_log_error(NGX_LOG_WARN, r->connection->log, 0,
"As blur geometry is too large, ignored. %s:%d",
__FUNCTION__,
__LINE__);
} else {
status = MagickBlurImage(ictx->wand, geo.rho, geo.sigma);
if (status == MagickFalse) {
ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
"blur failed %s:%d",
__FUNCTION__,
__LINE__);
}
}
}
/* border. */
if (sz.bw > 0.0 || sz.bh > 0.0) {
border_wand = NewDrawingWand();
border_color = NewPixelWand();
PixelSetRed(border_color, sz.bc.r / 255.0);
PixelSetGreen(border_color, sz.bc.g / 255.0);
PixelSetBlue(border_color, sz.bc.b / 255.0);
PixelSetAlpha(border_color, sz.bc.a / 255.0);
DrawSetFillColor(border_wand, border_color);
DrawSetStrokeColor(border_wand, border_color);
DrawSetStrokeWidth(border_wand, 1);
if (sz.cw > 0.0 && sz.ch > 0.0) {
DrawRectangle(border_wand, 0, 0, sz.cw - 1, sz.bh - 1);
DrawRectangle(border_wand, 0, 0, sz.bw - 1, sz.ch - 1);
DrawRectangle(border_wand, 0, sz.ch - sz.bh, sz.cw - 1, sz.ch - 1);
DrawRectangle(border_wand, sz.cw - sz.bw, 0, sz.cw - 1, sz.ch - 1);
} else {
DrawRectangle(border_wand, 0, 0, sz.dw - 1, sz.bh - 1);
DrawRectangle(border_wand, 0, 0, sz.bw - 1, sz.dh - 1);
DrawRectangle(border_wand, 0, sz.dh - sz.bh, sz.dw - 1, sz.dh - 1);
DrawRectangle(border_wand, sz.dw - sz.bw, 0, sz.dw - 1, sz.dh - 1);
}
MagickDrawImage(ictx->wand, border_wand);
DestroyPixelWand(border_color);
DestroyDrawingWand(border_wand);
}
/* embed icon */
embedicon = NGX_HTTP_SMALL_LIGHT_PARAM_GET_LIT(&ctx->hash, "embedicon");
if (ctx->material_dir->len > 0 && ngx_strlen(embedicon) > 0) {
if (ngx_strstrn((u_char *)embedicon, "/", 1 - 1)) {
ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
"invalid parameter 'embedicon':%s %s:%d",
embedicon,
__FUNCTION__,
__LINE__);
DestroyString(of_orig);
return NGX_ERROR;
}
embedicon_len = ngx_strlen(embedicon);
embedicon_path_len = ctx->material_dir->len + ngx_strlen("/") + embedicon_len;
if (embedicon_path_len > sizeof(embedicon_path) - 1) {
ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
"embedicon path is too long. maximun value is %z %s:%d",
sizeof(embedicon_path) - 1,
__FUNCTION__,
__LINE__);
DestroyString(of_orig);
return NGX_ERROR;
}
p = embedicon_path;
p = ngx_cpystrn(p, ctx->material_dir->data, ctx->material_dir->len + 1);
p = ngx_cpystrn(p, (u_char *)"/", 1 + 1);
p = ngx_cpystrn(p, embedicon, embedicon_len + 1);
if ((fd = ngx_open_file(embedicon_path, NGX_FILE_RDONLY, NGX_FILE_OPEN, 0)) == NGX_INVALID_FILE) {
ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
"failed to open embeddedicon file:%s %s:%d",
embedicon_path,
__FUNCTION__,
__LINE__);
DestroyString(of_orig);
return NGX_ERROR;
}
if (ngx_close_file(fd) == NGX_FILE_ERROR) {
ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
"failed to close:%s %s:%d",
embedicon_path,
__FUNCTION__,
__LINE__);
DestroyString(of_orig);
return NGX_ERROR;
}
if (ngx_strstrn(embedicon_path, "..", 2 - 1)) {
ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
"invalid embeddedicon_path:%s %s:%d",
embedicon_path,
__FUNCTION__,
__LINE__);
DestroyString(of_orig);
return NGX_ERROR;
}
icon_wand = NewMagickWand();
if (MagickReadImage(icon_wand, (char *)embedicon_path) == MagickFalse) {
ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
"failed to read embed icon image file:%s %s:%d",
embedicon_path,
__FUNCTION__,
__LINE__);
DestroyMagickWand(icon_wand);
DestroyString(of_orig);
return NGX_ERROR;
}
MagickCompositeImageChannel(ictx->wand, AllChannels, icon_wand, OverCompositeOp, sz.ix, sz.iy);
DestroyMagickWand(icon_wand);
}
/* set params. */
q = ngx_http_small_light_parse_double(NGX_HTTP_SMALL_LIGHT_PARAM_GET_LIT(&ctx->hash, "q"));
if (q > 0.0) {
MagickSetImageCompressionQuality(ictx->wand, q);
}
progressive_flg = ngx_http_small_light_parse_flag(NGX_HTTP_SMALL_LIGHT_PARAM_GET_LIT(&ctx->hash, "progressive"));
if (progressive_flg != 0) {
MagickSetInterlaceScheme(ictx->wand, LineInterlace);
}
of = NGX_HTTP_SMALL_LIGHT_PARAM_GET_LIT(&ctx->hash, "of");
if (ngx_strlen(of) > 0) {
type = ngx_http_small_light_type(of);
if (type == NGX_HTTP_SMALL_LIGHT_IMAGE_NONE) {
ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
"of is invalid(%s) %s:%d",
of,
__FUNCTION__,
__LINE__);
of = (char *)ngx_http_small_light_image_exts[ictx->type - 1];
} else if (type == NGX_HTTP_SMALL_LIGHT_IMAGE_WEBP) {
#if defined(MAGICKCORE_WEBP_DELEGATE)
ictx->type = type;
#else
ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
"WebP is not supported %s:%d",
__FUNCTION__,
__LINE__);
of = (char *)ngx_http_small_light_image_exts[ictx->type - 1];
#endif
} else {
ictx->type = type;
}
MagickSetFormat(ictx->wand, of);
ctx->of = ngx_http_small_light_image_types[ictx->type - 1];
} else {
MagickSetFormat(ictx->wand, of_orig);
ctx->of = ctx->inf;
}
DestroyString(of_orig);
ctx->content = MagickGetImageBlob(ictx->wand, &sled_image_size);
ctx->content_length = sled_image_size;
ngx_pfree(r->pool, ctx->content_orig);
ictx->complete = 1;
return NGX_OK;
}
ngx_int_t ngx_http_small_light_imagemagick_process(ngx_http_request_t *r, ngx_http_small_light_ctx_t *ctx)
{
ngx_http_small_light_imagemagick_ctx_t *ictx;
ngx_http_small_light_image_size_t sz;
MagickBooleanType status;
int rmprof_flg, progressive_flg;
double iw, ih, q;
char *jpeg_size_opt, *of_orig, *crop_geo, *size_geo;
char *unsharp, *sharpen, *blur, *dealpha, *of;
MagickWand *trans_wand, *canvas_wand;
DrawingWand *border_wand;
PixelWand *bg_color, *canvas_color, *border_color;
GeometryInfo geo;
ngx_fd_t fd;
MagickWand *icon_wand;
u_char *p, *embedicon, *embedicon_path;
size_t embedicon_path_len, embedicon_len, sled_image_size;
ngx_int_t type;
status = MagickFalse;
ictx = (ngx_http_small_light_imagemagick_ctx_t *)ctx->ictx;
/* adjust image size */
ngx_http_small_light_calc_image_size(r, ctx, &sz, 10000.0, 10000.0);
/* init */
ictx->wand = NewMagickWand();
/* prepare */
if (sz.jpeghint_flg != 0) {
jpeg_size_opt = ngx_pcalloc(r->pool, 32 + 1);
if (jpeg_size_opt == NULL) {
ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
"failed to allocate memory from r->pool %s:%d",
__FUNCTION__,
__LINE__);
return NGX_ERROR;
}
ngx_snprintf((u_char *)jpeg_size_opt, 32 + 1, "%dx%d", (ngx_int_t)sz.dw, (ngx_int_t)sz.dh);
MagickSetOption(ictx->wand, "jpeg:size", jpeg_size_opt);
}
/* load image. */
status = MagickReadImageBlob(ictx->wand, (void *)ictx->image, ictx->image_len);
if (status == MagickFalse) {
ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
"couldn't read image %s:%d",
__FUNCTION__,
__LINE__);
return NGX_ERROR;
}
/* remove all profiles */
rmprof_flg = ngx_http_small_light_parse_flag(NGX_HTTP_SMALL_LIGHT_PARAM_GET_LIT(&ctx->hash, "rmprof"));
if (rmprof_flg != 0) {
status = MagickProfileImage(ictx->wand, "*", NULL, 0);
if (status == MagickFalse) {
ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
"couldn't profiling image %s:%d",
__FUNCTION__,
__LINE__);
}
}
/* calc size. */
iw = (double)MagickGetImageWidth(ictx->wand);
ih = (double)MagickGetImageHeight(ictx->wand);
ngx_http_small_light_calc_image_size(r, ctx, &sz, iw, ih);
/* pass through. */
if (sz.pt_flg != 0) {
return NGX_OK;
}
of_orig = MagickGetImageFormat(ictx->wand);
/* crop, scale. */
status = MagickTrue;
if (sz.scale_flg != 0) {
crop_geo = ngx_pcalloc(r->pool, 128 + 1);
if (crop_geo == NULL) {
ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
"failed to allocate memory from r->pool %s:%d",
__FUNCTION__,
__LINE__);
return NGX_ERROR;
}
size_geo = ngx_pcalloc(r->pool, 128 + 1);
if (size_geo == NULL) {
ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
"failed to allocate memory from r->pool %s:%d",
__FUNCTION__,
__LINE__);
return NGX_ERROR;
}
ngx_snprintf((u_char *)crop_geo, 128 + 1, "%f!x%f!+%f+%f", sz.sw, sz.sh, sz.sx, sz.sy);
ngx_snprintf((u_char *)size_geo, 128 + 1, "%f!x%f!", sz.dw, sz.dh);
trans_wand = MagickTransformImage(ictx->wand, crop_geo, size_geo);
if (trans_wand == NULL || trans_wand == ictx->wand) {
r->err_status = NGX_HTTP_INTERNAL_SERVER_ERROR;
return NGX_ERROR;
}
DestroyMagickWand(ictx->wand);
ictx->wand = trans_wand;
}
/* rotate */
if (sz.angle) {
bg_color = NewPixelWand();
PixelSetRed(bg_color, sz.cc.r / 255.0);
PixelSetGreen(bg_color, sz.cc.g / 255.0);
PixelSetBlue(bg_color, sz.cc.b / 255.0);
PixelSetAlpha(bg_color, sz.cc.a / 255.0);
switch (sz.angle) {
case 90:
case 180:
case 270:
MagickRotateImage(ictx->wand, bg_color, sz.angle);
break;
}
DestroyPixelWand(bg_color);
}
/* create canvas then draw image to the canvas. */
if (sz.cw > 0.0 && sz.ch > 0.0) {
canvas_wand = NewMagickWand();
canvas_color = NewPixelWand();
PixelSetRed(canvas_color, sz.cc.r / 255.0);
PixelSetGreen(canvas_color, sz.cc.g / 255.0);
PixelSetBlue(canvas_color, sz.cc.b / 255.0);
PixelSetAlpha(canvas_color, sz.cc.a / 255.0);
status = MagickNewImage(canvas_wand, sz.cw, sz.ch, canvas_color);
DestroyPixelWand(canvas_color);
if (status == MagickFalse) {
r->err_status = NGX_HTTP_INTERNAL_SERVER_ERROR;
return NGX_ERROR;
}
status = MagickCompositeImage(canvas_wand, ictx->wand, AtopCompositeOp, sz.dx, sz.dy);
if (status == MagickFalse) {
r->err_status = NGX_HTTP_INTERNAL_SERVER_ERROR;
return NGX_ERROR;
}
DestroyMagickWand(ictx->wand);
ictx->wand = canvas_wand;
}
/* effects. */
unsharp = NGX_HTTP_SMALL_LIGHT_PARAM_GET_LIT(&ctx->hash, "unsharp");
if (unsharp != NULL) {
ParseGeometry(unsharp, &geo);
status = MagickUnsharpMaskImage(ictx->wand, geo.rho, geo.sigma, geo.xi, geo.psi);
if (status == MagickFalse) {
ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
"unsharp failed %s:%d",
__FUNCTION__,
__LINE__);
}
}
sharpen = NGX_HTTP_SMALL_LIGHT_PARAM_GET_LIT(&ctx->hash, "sharpen");
if (sharpen != NULL) {
ParseGeometry(sharpen, &geo);
status = MagickSharpenImage(ictx->wand, geo.rho, geo.sigma);
if (status == MagickFalse) {
ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
"sharpen failed %s:%d",
__FUNCTION__,
__LINE__);
}
}
blur = NGX_HTTP_SMALL_LIGHT_PARAM_GET_LIT(&ctx->hash, "blur");
if (blur) {
ParseGeometry(blur, &geo);
status = MagickBlurImage(ictx->wand, geo.rho, geo.sigma);
if (status == MagickFalse) {
ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
"blur failed %s:%d",
__FUNCTION__,
__LINE__);
}
}
dealpha = NGX_HTTP_SMALL_LIGHT_PARAM_GET_LIT(&ctx->hash, "dealpha");
if (dealpha != NULL) {
status = MagickSetImageAlphaChannel(ictx->wand, DeactivateAlphaChannel);
if (status == MagickFalse) {
ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
"dealpha failed %s:%d",
__FUNCTION__,
__LINE__);
}
}
/* border. */
if (sz.bw > 0.0 || sz.bh > 0.0) {
border_wand = NewDrawingWand();
border_color = NewPixelWand();
PixelSetRed(border_color, sz.bc.r / 255.0);
PixelSetGreen(border_color, sz.bc.g / 255.0);
PixelSetBlue(border_color, sz.bc.b / 255.0);
PixelSetAlpha(border_color, sz.bc.a / 255.0);
DrawSetFillColor(border_wand, border_color);
DrawSetStrokeColor(border_wand, border_color);
DrawSetStrokeWidth(border_wand, 1);
if (sz.cw > 0.0 && sz.ch > 0.0) {
DrawRectangle(border_wand, 0, 0, sz.cw - 1, sz.bh - 1);
DrawRectangle(border_wand, 0, 0, sz.bw - 1, sz.ch - 1);
DrawRectangle(border_wand, 0, sz.ch - sz.bh, sz.cw - 1, sz.ch - 1);
DrawRectangle(border_wand, sz.cw - sz.bw, 0, sz.cw - 1, sz.ch - 1);
} else {
DrawRectangle(border_wand, 0, 0, sz.dw - 1, sz.bh - 1);
DrawRectangle(border_wand, 0, 0, sz.bw - 1, sz.dh - 1);
DrawRectangle(border_wand, 0, sz.dh - sz.bh, sz.dw - 1, sz.dh - 1);
DrawRectangle(border_wand, sz.dw - sz.bw, 0, sz.dw - 1, sz.dh - 1);
}
MagickDrawImage(ictx->wand, border_wand);
DestroyPixelWand(border_color);
DestroyDrawingWand(border_wand);
}
/* embed icon */
embedicon = NGX_HTTP_SMALL_LIGHT_PARAM_GET_LIT(&ctx->hash, "embedicon");
if (ngx_strlen(ctx->material_dir) > 0 && ngx_strlen(embedicon) > 0) {
if (ngx_strstrn((u_char *)embedicon, "/", 1 - 1)) {
ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
"invalid parameter 'embedicon':%s %s:%d",
embedicon,
__FUNCTION__,
__LINE__);
return NGX_ERROR;
}
icon_wand = NewMagickWand();
embedicon_len = ngx_strlen(embedicon);
embedicon_path_len = ctx->material_dir->len + ngx_strlen("/") + embedicon_len;
embedicon_path = ngx_palloc(r->pool, embedicon_path_len + 1);
if (embedicon_path == NULL) {
ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
"failed to allocate memory from r->pool %s:%d",
__FUNCTION__,
__LINE__);
return NGX_ERROR;
}
p = embedicon_path;
p = ngx_cpystrn(p, ctx->material_dir->data, ctx->material_dir->len + 1);
p = ngx_cpystrn(p, (u_char *)"/", 1 + 1);
p = ngx_cpystrn(p, embedicon, embedicon_len + 1);
if ((fd = ngx_open_file(embedicon_path, NGX_FILE_RDONLY, NGX_FILE_OPEN, 0)) == NGX_INVALID_FILE) {
ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
"failed to open embeddedicon file:%s %s:%d",
embedicon_path,
__FUNCTION__,
__LINE__);
return NGX_ERROR;
}
if (ngx_close_file(fd) == NGX_FILE_ERROR) {
ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
"failed to close:%s %s:%d",
embedicon_path,
__FUNCTION__,
__LINE__);
return NGX_ERROR;
}
if (ngx_strstrn(embedicon_path, "..", 2 - 1)) {
ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
"invalid embeddedicon_path:%s %s:%d",
embedicon_path,
__FUNCTION__,
__LINE__);
return NGX_ERROR;
}
if (MagickReadImage(icon_wand, (char *)embedicon_path) == MagickFalse) {
ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
"failed to read embed icon image file:%s %s:%d",
embedicon_path,
__FUNCTION__,
__LINE__);
return NGX_ERROR;
}
MagickCompositeImageChannel(ictx->wand, AllChannels, icon_wand, OverCompositeOp, sz.ix, sz.iy);
ClearMagickWand(icon_wand);
}
/* set params. */
q = ngx_http_small_light_parse_double(NGX_HTTP_SMALL_LIGHT_PARAM_GET_LIT(&ctx->hash, "q"));
if (q > 0.0) {
MagickSetImageCompressionQuality(ictx->wand, q);
}
progressive_flg = ngx_http_small_light_parse_flag(NGX_HTTP_SMALL_LIGHT_PARAM_GET_LIT(&ctx->hash, "progressive"));
if (progressive_flg != 0) {
MagickSetInterlaceScheme(ictx->wand, LineInterlace);
}
of = NGX_HTTP_SMALL_LIGHT_PARAM_GET_LIT(&ctx->hash, "of");
if (ngx_strlen(of) > 0) {
type = ngx_http_small_light_type(of);
if (type == NGX_HTTP_SMALL_LIGHT_IMAGE_NONE) {
ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
"of is invalid(%s) %s:%d",
of,
__FUNCTION__,
__LINE__);
of = (char *)ngx_http_small_light_image_exts[ictx->type - 1];
} else if (type == NGX_HTTP_SMALL_LIGHT_IMAGE_WEBP) {
#if defined(MAGICKCORE_WEBP_DELEGATE)
ictx->type = type;
#else
ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
"WebP is not supported %s:%d",
__FUNCTION__,
__LINE__);
of = (char *)ngx_http_small_light_image_exts[ictx->type - 1];
#endif
} else {
ictx->type = type;
}
MagickSetFormat(ictx->wand, of);
ctx->of = ngx_http_small_light_image_types[ictx->type - 1];
} else {
MagickSetFormat(ictx->wand, of_orig);
ctx->of = ctx->inf;
}
ctx->content = MagickGetImageBlob(ictx->wand, &sled_image_size);
ctx->content_length = sled_image_size;
ictx->complete = 1;
return NGX_OK;
}