-#include <png.h> // must be included before Python.h because of setjmp
+#define PNG_SKIP_SETJMP_CHECK
+#include <png.h>
#include <fcntl.h>
#include <lib/gdi/picload.h>
return(cr);
}
-static unsigned char *simple_resize(unsigned char *orgin, int ox, int oy, int dx, int dy)
+static unsigned char *simple_resize(unsigned char *orgin, int ox, int oy, int dx, int dy, int bypp)
{
unsigned char *cr, *p, *l;
int i, j, k, ip;
- cr = new unsigned char[dx * dy * 3];
+ cr = new unsigned char[dx * dy * bypp];
if (cr == NULL)
{
eDebug("[Picload] Error malloc");
}
l = cr;
- for (j = 0; j < dy; j++,l += dx * 3)
+ for (j = 0; j < dy; j++,l += dx * bypp)
{
- p = orgin + (j * oy / dy * ox * 3);
- for (i = 0, k = 0; i < dx; i++, k += 3)
+ p = orgin + (j * oy / dy * ox * bypp);
+ for (i = 0, k = 0; i < dx; i++, k += bypp)
{
- ip = i * ox / dx * 3;
+ ip = i * ox / dx * bypp;
l[k] = p[ip];
l[k+1] = p[ip + 1];
l[k+2] = p[ip + 2];
+ if(bypp == 4) l[k+3] = p[ip + 3];
}
}
delete [] orgin;
return(cr);
}
-static unsigned char *color_resize(unsigned char * orgin, int ox, int oy, int dx, int dy)
+static unsigned char *color_resize(unsigned char * orgin, int ox, int oy, int dx, int dy, int bypp)
{
unsigned char *cr, *p, *q;
int i, j, k, l, xa, xb, ya, yb;
- int sq, r, g, b;
- cr = new unsigned char[dx * dy * 3];
+ int sq, r, g, b, a;
+ cr = new unsigned char[dx * dy * bypp];
if (cr == NULL)
{
eDebug("[Picload] Error malloc");
for (j = 0; j < dy; j++)
{
- for (i = 0; i < dx; i++, p += 3)
+ for (i = 0; i < dx; i++, p += bypp)
{
xa = i * ox / dx;
ya = j * oy / dy;
yb = (j + 1) * oy / dy;
if (yb >= oy)
yb = oy - 1;
- for (l = ya, r = 0, g = 0, b = 0, sq = 0; l <= yb; l++)
+ for (l = ya, r = 0, g = 0, b = 0, a = 0, sq = 0; l <= yb; l++)
{
- q = orgin + ((l * ox + xa) * 3);
- for (k = xa; k <= xb; k++, q += 3, sq++)
+ q = orgin + ((l * ox + xa) * bypp);
+ for (k = xa; k <= xb; k++, q += bypp, sq++)
{
r += q[0]; g += q[1]; b += q[2];
+ if(bypp == 4) a += q[3];
}
}
p[0] = r / sq; p[1] = g / sq; p[2] = b / sq;
+ if(bypp == 4) p[3] = a / sq;
}
}
delete [] orgin;
//---------------------------------------------------------------------
-static unsigned char *png_load(const char *file, int *ox, int *oy)
+static unsigned char *png_load(const char *file, int *ox, int *oy, int *_bypp)
{
- //static const png_color_16 my_background = {0, 0, 0, 0, 0};
- png_structp png_ptr;
- png_infop info_ptr;
+ static const png_color_16 my_background = {0, 0, 0, 0, 0};
+
png_uint_32 width, height;
unsigned int i;
int bit_depth, color_type, interlace_type;
- int number_passes, pass;
- png_byte * fbptr;
- FILE * fh;
+ png_byte *fbptr;
+ FILE *fh;
- if (!(fh = fopen(file, "rb"))) return NULL;
+ if (!(fh = fopen(file, "rb")))
+ return NULL;
- png_ptr = png_create_read_struct(PNG_LIBPNG_VER_STRING, NULL, NULL, NULL);
+ png_structp png_ptr = png_create_read_struct(PNG_LIBPNG_VER_STRING, NULL, NULL, NULL);
if (png_ptr == NULL)
return NULL;
- info_ptr = png_create_info_struct(png_ptr);
+ png_infop info_ptr = png_create_info_struct(png_ptr);
if (info_ptr == NULL)
{
png_destroy_read_struct(&png_ptr, (png_infopp)NULL, (png_infopp)NULL);
- fclose(fh);
+ fclose(fh);
return NULL;
}
if (setjmp(png_ptr->jmpbuf))
{
png_destroy_read_struct(&png_ptr, &info_ptr, (png_infopp)NULL);
- fclose(fh);
- return 0;
+ fclose(fh);
+ return NULL;
}
png_init_io(png_ptr, fh);
png_read_info(png_ptr, info_ptr);
png_get_IHDR(png_ptr, info_ptr, &width, &height, &bit_depth, &color_type, &interlace_type, NULL, NULL);
- if ((color_type == PNG_COLOR_TYPE_PALETTE)||(color_type == PNG_COLOR_TYPE_GRAY && bit_depth < 8)||(png_get_valid(png_ptr, info_ptr, PNG_INFO_tRNS)))
+ if ((color_type & PNG_COLOR_TYPE_PALETTE)||(color_type == PNG_COLOR_TYPE_GRAY && bit_depth < 8)||(png_get_valid(png_ptr, info_ptr, PNG_INFO_tRNS)))
png_set_expand(png_ptr);
if (bit_depth == 16)
png_set_strip_16(png_ptr);
if (color_type == PNG_COLOR_TYPE_GRAY || color_type == PNG_COLOR_TYPE_GRAY_ALPHA)
png_set_gray_to_rgb(png_ptr);
- number_passes = png_set_interlace_handling(png_ptr);
+ int number_passes = png_set_interlace_handling(png_ptr);
png_read_update_info(png_ptr, info_ptr);
+ int bypp = png_get_rowbytes(png_ptr, info_ptr) / width;
- int bpp = png_get_rowbytes(png_ptr, info_ptr)/width;
- if ((bpp !=4) && (bpp !=3))
+ if(bypp != 4 && bypp != 3)
{
- eDebug("[PNG] Error processing");
- return 0;
- }
-
- if (width * height > 1000000) // 1000x1000 or equiv.
- {
- eDebug("[png_load] image size is %d x %d, which is \"too large\".", (int)width, (int)height);
- png_read_end(png_ptr, info_ptr);
+ eDebug("[Picload] Error processing");
png_destroy_read_struct(&png_ptr, &info_ptr, (png_infopp)NULL);
fclose(fh);
- return 0;
+ return NULL;
}
- unsigned char *pic_buffer = new unsigned char[width * height * bpp];
+ unsigned char *pic_buffer = new unsigned char[height * width * bypp];
*ox=width;
*oy=height;
+ *_bypp = bypp;
- for(pass = 0; pass < number_passes; pass++)
+ for(int pass = 0; pass < number_passes; pass++)
{
fbptr = (png_byte *)pic_buffer;
- for (i = 0; i < height; i++, fbptr += width * bpp)
+ for (i = 0; i < height; i++, fbptr += width * bypp)
png_read_row(png_ptr, fbptr, NULL);
}
png_read_end(png_ptr, info_ptr);
switch(m_filepara->id)
{
- case F_PNG: m_filepara->pic_buffer = png_load(m_filepara->file, &m_filepara->ox, &m_filepara->oy); break;
+ case F_PNG: m_filepara->pic_buffer = png_load(m_filepara->file, &m_filepara->ox, &m_filepara->oy, &m_filepara->bypp); break;
case F_JPEG: m_filepara->pic_buffer = jpeg_load(m_filepara->file, &m_filepara->ox, &m_filepara->oy); break;
case F_BMP: m_filepara->pic_buffer = bmp_load(m_filepara->file, &m_filepara->ox, &m_filepara->oy); break;
case F_GIF: m_filepara->pic_buffer = gif_load(m_filepara->file, &m_filepara->ox, &m_filepara->oy); break;
switch(m_filepara->id)
{
- case F_PNG: m_filepara->pic_buffer = png_load(m_filepara->file, &m_filepara->ox, &m_filepara->oy); break;
+ case F_PNG: m_filepara->pic_buffer = png_load(m_filepara->file, &m_filepara->ox, &m_filepara->oy, &m_filepara->bypp); break;
case F_JPEG: m_filepara->pic_buffer = jpeg_load(m_filepara->file, &m_filepara->ox, &m_filepara->oy); break;
case F_BMP: m_filepara->pic_buffer = bmp_load(m_filepara->file, &m_filepara->ox, &m_filepara->oy); break;
case F_GIF: m_filepara->pic_buffer = gif_load(m_filepara->file, &m_filepara->ox, &m_filepara->oy); break;
imy = (int)( (m_conf.thumbnailsize * ((double)m_filepara->oy)) / ((double)m_filepara->ox) );
}
- m_filepara->pic_buffer = color_resize(m_filepara->pic_buffer, m_filepara->ox, m_filepara->oy, imx, imy);
+ m_filepara->pic_buffer = color_resize(m_filepara->pic_buffer, m_filepara->ox, m_filepara->oy, imx, imy, m_filepara->bypp);
m_filepara->ox = imx;
m_filepara->oy = imy;
}
if(m_conf.resizetype)
- m_filepara->pic_buffer = color_resize(m_filepara->pic_buffer, m_filepara->ox, m_filepara->oy, imx, imy);
+ m_filepara->pic_buffer = color_resize(m_filepara->pic_buffer, m_filepara->ox, m_filepara->oy, imx, imy, m_filepara->bypp);
else
- m_filepara->pic_buffer = simple_resize(m_filepara->pic_buffer, m_filepara->ox, m_filepara->oy, imx, imy);
+ m_filepara->pic_buffer = simple_resize(m_filepara->pic_buffer, m_filepara->ox, m_filepara->oy, imx, imy, m_filepara->bypp);
m_filepara->ox = imx;
m_filepara->oy = imy;
}
}
-int ePicLoad::startThread(int what, const char *file, int x, int y)
+int ePicLoad::startThread(int what, const char *file, int x, int y, bool async)
{
- if(threadrunning && m_filepara != NULL)
+ if(async && threadrunning && m_filepara != NULL)
{
eDebug("[Picload] thread running");
m_filepara->callback = false;
return 1;
}
- if(what==1)
- msg_thread.send(Message(Message::decode_Pic));
+ if (async) {
+ if(what==1)
+ msg_thread.send(Message(Message::decode_Pic));
+ else
+ msg_thread.send(Message(Message::decode_Thumb));
+ run();
+ }
+ else if (what == 1)
+ decodePic();
else
- msg_thread.send(Message(Message::decode_Thumb));
- run();
+ decodeThumb();
return 0;
}
-RESULT ePicLoad::startDecode(const char *file, int x, int y)
+RESULT ePicLoad::startDecode(const char *file, int x, int y, bool async)
{
- return startThread(1, file, x, y);
+ return startThread(1, file, x, y, async);
}
-RESULT ePicLoad::getThumbnail(const char *file, int x, int y)
+RESULT ePicLoad::getThumbnail(const char *file, int x, int y, bool async)
{
- return startThread(0, file, x, y);
+ return startThread(0, file, x, y, async);
}
PyObject *ePicLoad::getInfo(const char *filename)
result = 0;
if(m_filepara->pic_buffer == NULL) return 0;
- m_filepara->pic_buffer = conv24to32(m_filepara->pic_buffer, m_filepara->ox * m_filepara->oy);
-
+ if(m_filepara->bypp == 3)
+ {
+ m_filepara->pic_buffer = conv24to32(m_filepara->pic_buffer, m_filepara->ox * m_filepara->oy);
+ }
+
result=new gPixmap(eSize(m_filepara->max_x, m_filepara->max_y), 32);
gSurface *surface = result->surface;
int a=0, b=0;
RESULT ePicLoad::setPara(PyObject *val)
{
- if (!PyList_Check(val))
+ if (!PySequence_Check(val))
return 0;
- if (PyList_Size(val) < 6)
+ if (PySequence_Size(val) < 7)
return 0;
-
- m_conf.max_x = PyInt_AsLong( PyList_GET_ITEM(val, 0));
- m_conf.max_y = PyInt_AsLong( PyList_GET_ITEM(val, 1));
- m_conf.aspect_ratio = PyFloat_AsDouble( PyList_GET_ITEM(val, 2));
- m_conf.usecache = PyInt_AsLong( PyList_GET_ITEM(val, 3));
- m_conf.resizetype = PyInt_AsLong( PyList_GET_ITEM(val, 4));
- const char *bg_str = PyString_AsString( PyList_GET_ITEM(val, 5));
+ else {
+ ePyObject fast = PySequence_Fast(val, "");
+ m_conf.max_x = PyInt_AsLong( PySequence_Fast_GET_ITEM(fast, 0));
+ m_conf.max_y = PyInt_AsLong( PySequence_Fast_GET_ITEM(fast, 1));
+ m_conf.aspect_ratio = (double)PyInt_AsLong( PySequence_Fast_GET_ITEM(fast, 2)) / PyInt_AsLong(PySequence_Fast_GET_ITEM(fast, 3));
+ m_conf.usecache = PyInt_AsLong( PySequence_Fast_GET_ITEM(fast, 4));
+ m_conf.resizetype = PyInt_AsLong( PySequence_Fast_GET_ITEM(fast, 5));
+ const char *bg_str = PyString_AsString( PySequence_Fast_GET_ITEM(fast, 6));
- if(bg_str[0] == '#' && strlen(bg_str)==9)
- {
- int bg = strtoul(bg_str+1, NULL, 16);
- m_conf.background[0] = bg&0xFF; //BB
- m_conf.background[1] = (bg>>8)&0xFF; //GG
- m_conf.background[2] = (bg>>16)&0xFF; //RR
- m_conf.background[3] = bg>>24; //AA
+ if(bg_str[0] == '#' && strlen(bg_str)==9)
+ {
+ int bg = strtoul(bg_str+1, NULL, 16);
+ m_conf.background[0] = bg&0xFF; //BB
+ m_conf.background[1] = (bg>>8)&0xFF; //GG
+ m_conf.background[2] = (bg>>16)&0xFF; //RR
+ m_conf.background[3] = bg>>24; //AA
+ }
+ eDebug("[Picload] setPara max-X=%d max-Y=%d aspect_ratio=%lf cache=%d resize=%d bg=#%02X%02X%02X%02X", m_conf.max_x, m_conf.max_y, m_conf.aspect_ratio, (int)m_conf.usecache, (int)m_conf.resizetype, m_conf.background[3], m_conf.background[2], m_conf.background[1], m_conf.background[0]);
}
-
- eDebug("[Picload] setPara max-X=%d max-Y=%d aspect_ratio=%lf cache=%d resize=%d bg=#%02X%02X%02X%02X", m_conf.max_x, m_conf.max_y, m_conf.aspect_ratio, (int)m_conf.usecache, (int)m_conf.resizetype, m_conf.background[3], m_conf.background[2], m_conf.background[1], m_conf.background[0]);
return 1;
}
//for old plugins
SWIG_VOID(int) loadPic(ePtr<gPixmap> &result, std::string filename, int x, int y, int aspect, int resize_mode, int rotate, int background, std::string cachefile)
{
+ long asp1, asp2;
result = 0;
eDebug("deprecated loadPic function used!!! please use the non blocking version! you can see demo code in Pictureplayer plugin... this function is removed in the near future!");
ePicLoad mPL;
- double aspect_ratio;
switch(aspect)
{
- case 1: aspect_ratio = 1.778 / ((double)720/576); break; //16:9
- case 2: aspect_ratio = 1.600 / ((double)720/576); break; //16:10
- case 3: aspect_ratio = 1.250 / ((double)720/576); break; //5:4
- default: aspect_ratio = 1.333 / ((double)720/576); //4:3
+ case 1: asp1 = 16*576, asp2 = 9*720; break; //16:9
+ case 2: asp1 = 16*576, asp2 = 10*720; break; //16:10
+ case 3: asp1 = 5*576, asp2 = 4*720; break; //5:4
+ default: asp1 = 4*576, asp2 = 3*720; break; //4:3
}
-
- ePyObject list = PyList_New(6);
- PyList_SET_ITEM(list, 0, PyLong_FromLong(x));
- PyList_SET_ITEM(list, 1, PyLong_FromLong(y));
- PyList_SET_ITEM(list, 2, PyFloat_FromDouble(aspect_ratio));
- PyList_SET_ITEM(list, 3, PyLong_FromLong(0));
- PyList_SET_ITEM(list, 4, PyLong_FromLong(resize_mode));
+
+ ePyObject tuple = PyTuple_New(7);
+ PyTuple_SET_ITEM(tuple, 0, PyLong_FromLong(x));
+ PyTuple_SET_ITEM(tuple, 1, PyLong_FromLong(y));
+ PyTuple_SET_ITEM(tuple, 2, PyLong_FromLong(asp1));
+ PyTuple_SET_ITEM(tuple, 3, PyLong_FromLong(asp2));
+ PyTuple_SET_ITEM(tuple, 4, PyLong_FromLong(0));
+ PyTuple_SET_ITEM(tuple, 5, PyLong_FromLong(resize_mode));
if(background)
- PyList_SET_ITEM(list, 5, PyString_FromString("#ff000000"));
+ PyTuple_SET_ITEM(tuple, 6, PyString_FromString("#ff000000"));
else
- PyList_SET_ITEM(list, 5, PyString_FromString("#00000000"));
+ PyTuple_SET_ITEM(tuple, 6, PyString_FromString("#00000000"));
- mPL.setPara(list);
+ mPL.setPara(tuple);
- if(!mPL.startDecode(filename.c_str()))
- {
- mPL.waitFinished(); // this blocks until the thread is finished
+ if(!mPL.startDecode(filename.c_str(), 0, 0, false))
mPL.getData(result);
- }
return 0;
}