fix compiler warnings
[enigma2.git] / lib / gdi / picload.cpp
index b9ca31aab97e7cc6c5ec65b90fd54218032900df..c162f89d9c81370649355c6423e4ce8402f75535 100644 (file)
@@ -288,24 +288,12 @@ static unsigned char *png_load(const char *file, int *ox, int *oy)
        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)
-       {
-               png_set_palette_to_rgb(png_ptr);
-               png_set_background(png_ptr, (png_color_16 *)&my_background, PNG_BACKGROUND_GAMMA_SCREEN, 0, 1.0);
-       }
-       if (color_type == PNG_COLOR_TYPE_GRAY || color_type == PNG_COLOR_TYPE_GRAY_ALPHA)
-       {
-               png_set_gray_to_rgb(png_ptr);
-               png_set_background(png_ptr, (png_color_16 *)&my_background, PNG_BACKGROUND_GAMMA_SCREEN, 0, 1.0);
-       }
-       if (color_type & PNG_COLOR_MASK_ALPHA)
-               png_set_strip_alpha(png_ptr);
-
-       if (bit_depth < 8)
-               png_set_packing(png_ptr);
-
+       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);
 
        int number_passes = png_set_interlace_handling(png_ptr);
        png_read_update_info(png_ptr, info_ptr);
@@ -790,9 +778,9 @@ void ePicLoad::gotMessage(const Message &msg)
        }
 }
 
-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;
@@ -836,22 +824,28 @@ int ePicLoad::startThread(int what, const char *file, int x, int y)
                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)
@@ -1003,28 +997,29 @@ int ePicLoad::getData(ePtr<gPixmap> &result)
 
 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;
 }
 
@@ -1033,37 +1028,35 @@ RESULT ePicLoad::setPara(PyObject *val)
 //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;
 }