diff options
Diffstat (limited to 'osd.c')
| -rw-r--r-- | osd.c | 504 |
1 files changed, 0 insertions, 504 deletions
@@ -1,504 +0,0 @@ -/* - * osd.c: Xinelib On Screen Display control - * - * See the main source file 'xineliboutput.c' for copyright information and - * how to reach the author. - * - * $Id: osd.c,v 1.24 2008-04-29 12:44:25 phintuka Exp $ - * - */ - -#include <vdr/config.h> -#include <vdr/tools.h> -#include <vdr/thread.h> - -#include "logdefs.h" -#include "device.h" -#include "config.h" -#include "xine_osd_command.h" - -#include "osd.h" - -//#define LIMIT_OSD_REFRESH_RATE - -#define LOGOSD(x...) - -// -// tools -// - -static inline int saturate(int x, int min, int max) -{ - return x < min ? min : (x > max ? max : x); -} - -static inline void prepare_palette(xine_clut_t *clut, const unsigned int *palette, int colors, bool top, bool rgb) -{ - if (colors) { - int c; - - // Apply alpha layer correction and convert ARGB -> AYCrCb - - for(c=0; c<colors; c++) { - int A = (palette[c] & 0xff000000) >> 24; - int R = (palette[c] & 0x00ff0000) >> 16; - int G = (palette[c] & 0x0000ff00) >> 8; - int B = (palette[c] & 0x000000ff); - A = A + xc.alpha_correction*A/100 + xc.alpha_correction_abs; - if(rgb) { - clut[c].r = R; - clut[c].g = G; - clut[c].b = B; - clut[c].alpha = saturate( A, 0, 255); - } else { - int Y = (( + 66*R + 129*G + 25*B + 0x80) >> 8) + 16; - int CR = (( + 112*R - 94*G - 18*B + 0x80) >> 8) + 128; - int CB = (( - 38*R - 74*G + 112*B + 0x80) >> 8) + 128; - clut[c].y = saturate( Y, 16, 235); - clut[c].cb = saturate(CB, 16, 240); - clut[c].cr = saturate(CR, 16, 240); - clut[c].alpha = saturate( A, 0, 255); - } - } - - // Apply OSD mixer settings - - if(!top) { - if(xc.osd_mixer & OSD_MIXER_ALPHA) - for(c=0; c<colors; c++) - clut[c].alpha = (clut[c].alpha >> 1) | 0x80; - if(xc.osd_mixer & OSD_MIXER_GRAY) - for(c=0; c<colors; c++) { - if(rgb) - clut[c].r = clut[c].g = clut[c].b = (clut[c].r + clut[c].g + clut[c].b)/3; - else - clut[c].cb = clut[c].cr = 0x80; - } - } - } -} - -static int rle_compress(xine_rle_elem_t **rle_data, const uint8_t *data, int w, int h) -{ - xine_rle_elem_t rle, *rle_p = 0, *rle_base; - int x, y, num_rle = 0, rle_size = 8128; - const uint8_t *c; - - rle_p = (xine_rle_elem_t*)malloc(4*rle_size); - rle_base = rle_p; - - for( y = 0; y < h; y++ ) { - rle.len = 0; - rle.color = 0; - c = data + y * w; - for( x = 0; x < w; x++, c++ ) { - if( rle.color != *c ) { - if( rle.len ) { - if( (num_rle + h-y+1) > rle_size ) { - rle_size *= 2; - rle_base = (xine_rle_elem_t*)realloc( rle_base, 4*rle_size ); - rle_p = rle_base + num_rle; - } - *rle_p++ = rle; - num_rle++; - } - rle.color = *c; - rle.len = 1; - } else { - rle.len++; - } - } - *rle_p++ = rle; - num_rle++; - } - - TRACE("xinelib_osd.c:CmdRle uncompressed="<< (w*h) <<", compressed=" << (4*num_rle)); - - *rle_data = rle_base; - return num_rle; -} - -// -// cXinelibOsd -// - -class cXinelibOsd : public cOsd, public cListObject -{ - private: - cXinelibOsd(); - cXinelibOsd(cXinelibOsd&); // no copy - - cXinelibDevice *m_Device; - - void CloseWindows(void); - void CmdSize(int Width, int Height); - void CmdRle(int Wnd, int X0, int Y0, - int W, int H, unsigned char *Data, - int Colors, unsigned int *Palette, - osd_rect_t *DirtyArea); - void CmdClose(int Wnd); - - protected: - static cMutex m_Lock; - static cList<cXinelibOsd> m_OsdStack; - - bool m_IsVisible; - bool m_Refresh; - uint m_Layer; - - virtual eOsdError CanHandleAreas(const tArea *Areas, int NumAreas); - virtual eOsdError SetAreas(const tArea *Areas, int NumAreas); - virtual void Flush(void); - - // Messages from cXinelibOsdProvider - void Show(void); - void Hide(void); - void Refresh(void); - void Detach(void); - - friend class cXinelibOsdProvider; - - public: - cXinelibOsd(cXinelibDevice *Device, int x, int y, uint Level = 0); - virtual ~cXinelibOsd(); -}; - -cList<cXinelibOsd> cXinelibOsd::m_OsdStack; -cMutex cXinelibOsd::m_Lock; - - -void cXinelibOsd::CmdSize(int Width, int Height) -{ - TRACEF("cXinelibOsd::CmdSize"); - - if(m_Device) { - osd_command_t osdcmd; - memset(&osdcmd,0,sizeof(osdcmd)); - - osdcmd.cmd = OSD_Size; - osdcmd.w = Width; - osdcmd.h = Height; - - m_Device->OsdCmd((void*)&osdcmd); - } -} - -void cXinelibOsd::CmdClose(int Wnd) -{ - TRACEF("cXinelibOsd::CmdClose"); - - if(m_Device) { - osd_command_t osdcmd; - memset(&osdcmd,0,sizeof(osdcmd)); - - osdcmd.cmd = OSD_Close; - osdcmd.wnd = Wnd; - - if(m_Refresh) - osdcmd.flags |= OSDFLAG_REFRESH; - - m_Device->OsdCmd((void*)&osdcmd); - } -} - -void cXinelibOsd::CmdRle(int Wnd, int X0, int Y0, - int W, int H, unsigned char *Data, - int Colors, unsigned int *Palette, - osd_rect_t *DirtyArea) -{ - TRACEF("cXinelibOsd::CmdRle"); - - if(m_Device) { - - osd_command_t osdcmd; - xine_clut_t clut[256]; - - memset(&osdcmd, 0, sizeof(osdcmd)); - osdcmd.cmd = OSD_Set_RLE; - osdcmd.wnd = Wnd; - osdcmd.x = X0; - osdcmd.y = Y0; - osdcmd.w = W; - osdcmd.h = H; - if(DirtyArea) - memcpy(&osdcmd.dirty_area, DirtyArea, sizeof(osd_rect_t)); - if(m_Refresh) - osdcmd.flags |= OSDFLAG_REFRESH; - if(xc.osd_blending == OSD_BLENDING_HARDWARE) - osdcmd.flags |= OSDFLAG_UNSCALED; - if(xc.osd_blending_lowresvideo == OSD_BLENDING_HARDWARE) - osdcmd.flags |= OSDFLAG_UNSCALED_LOWRES; - - prepare_palette(&clut[0], Palette, Colors, /*Top*/(Prev() == NULL), true); - osdcmd.colors = Colors; - osdcmd.palette = clut; - - osdcmd.num_rle = rle_compress(&osdcmd.data, Data, W, H); - osdcmd.datalen = 4 * osdcmd.num_rle; - - osdcmd.scaling = xc.osd_scaling; - - m_Device->OsdCmd((void*)&osdcmd); - - if(osdcmd.data) - free(osdcmd.data); - } -} - -cXinelibOsd::cXinelibOsd(cXinelibDevice *Device, int x, int y, uint Level) -#if VDRVERSNUM >= 10509 - : cOsd(x, y, Level) -#else - : cOsd(x, y) -#endif -{ - TRACEF("cXinelibOsd::cXinelibOsd"); - - m_Device = Device; - m_Refresh = false; - m_IsVisible = true; - m_Layer = Level; -} - -cXinelibOsd::~cXinelibOsd() -{ - TRACEF("cXinelibOsd::~cXinelibOsd"); - - cMutexLock ml(&m_Lock); - - CloseWindows(); - - m_OsdStack.Del(this,false); - - if(m_OsdStack.First()) - m_OsdStack.First()->Show(); -} - -eOsdError cXinelibOsd::SetAreas(const tArea *Areas, int NumAreas) -{ - TRACEF("cXinelibOsd::SetAreas"); - cMutexLock ml(&m_Lock); - - LOGOSD("cXinelibOsd::SetAreas"); - - CloseWindows(); - - eOsdError Result = cOsd::SetAreas(Areas, NumAreas); - - if(Left() + Width() > 720 || Top() + Height() > 576) { - LOGDBG("Detected HD OSD, size > %dx%d, using setup values %dx%d", - 2*Left() + Width(), 2*Top() + Height(), - Setup.OSDWidth + (2*Setup.OSDLeft), Setup.OSDHeight + (2*Setup.OSDTop)); - CmdSize(Setup.OSDWidth + (2*Setup.OSDLeft), Setup.OSDHeight + (2*Setup.OSDTop)); - } else { - CmdSize(720, 576); - } - - return Result; -} - -eOsdError cXinelibOsd::CanHandleAreas(const tArea *Areas, int NumAreas) -{ - TRACEF("cXinelibOsd::CanHandleAreas"); - - eOsdError Result = cOsd::CanHandleAreas(Areas, NumAreas); - if (Result == oeOk) { - if (NumAreas > MAX_OSD_OBJECT) - return oeTooManyAreas; - for (int i = 0; i < NumAreas; i++) { - if (Areas[i].bpp != 1 && Areas[i].bpp != 2 && - Areas[i].bpp != 4 && Areas[i].bpp != 8) - return oeBppNotSupported; - } - } - return Result; -} - -void cXinelibOsd::Flush(void) -{ - TRACEF("cXinelibOsd::Flush"); - - cMutexLock ml(&m_Lock); - - cBitmap *Bitmap; - - if(!m_IsVisible) - return; - - int SendDone = 0; - for (int i = 0; (Bitmap = GetBitmap(i)) != NULL; i++) { - int x1 = 0, y1 = 0, x2 = Bitmap->Width()-1, y2 = Bitmap->Height()-1; - if (m_Refresh || Bitmap->Dirty(x1, y1, x2, y2)) { - - /* XXX what if only palette has been changed ? */ - int NumColors; - const tColor *Colors = Bitmap->Colors(NumColors); - osd_rect_t DirtyArea = {x1:x1, y1:y1, x2:x2, y2:y2}; - CmdRle(i, - Left() + Bitmap->X0(), Top() + Bitmap->Y0(), - Bitmap->Width(), Bitmap->Height(), - (unsigned char *)Bitmap->Data(0,0), - NumColors, (unsigned int *)Colors, - &DirtyArea); - SendDone++; - } - Bitmap->Clean(); - } - -#ifdef LIMIT_OSD_REFRESH_RATE - if(SendDone) { - static int64_t last_refresh = 0LL; - int64_t now = cTimeMs::Now(); - if(now - last_refresh < 100) { - /* too fast refresh rate, delay ... */ - cCondWait::SleepMs(40); /* Can't update faster anyway ... */ -# if 0 - LOGDBG("cXinelibOsd::Flush: OSD refreshing too fast ! (>10Hz) -> Sleeping 50ms"); -# endif - } - last_refresh = now; - } -#endif -} - -void cXinelibOsd::Refresh(void) -{ - TRACEF("cXinelibOsd::Refresh"); - - cMutexLock ml(&m_Lock); - - m_Refresh = true; - CloseWindows(); - Flush(); - m_Refresh = false; -} - -void cXinelibOsd::Show(void) -{ - TRACEF("cXinelibOsd::Show"); - - cMutexLock ml(&m_Lock); - - m_IsVisible = true; - Refresh(); -} - -void cXinelibOsd::CloseWindows(void) -{ - TRACEF("cXinelibOsd::CloseWindows"); - - if(m_IsVisible) { - cBitmap *Bitmap; - for (int i = 0; (Bitmap = GetBitmap(i)) != NULL; i++) { - LOGOSD("Close OSD %d.%d", Index(), i); - CmdClose(i); - } - } -} - -void cXinelibOsd::Hide(void) -{ - TRACEF("cXinelibOsd::Hide"); - - cMutexLock ml(&m_Lock); - - CloseWindows(); - m_IsVisible = false; -} - -void cXinelibOsd::Detach(void) -{ - TRACEF("cXinelibOsd::Detach"); - - cMutexLock ml(&m_Lock); - - Hide(); - m_Device = NULL; -} - -// -// cXinelibOsdProvider -// - -cXinelibOsdProvider::cXinelibOsdProvider(cXinelibDevice *Device) -{ - m_Device = Device; -} - -cXinelibOsdProvider::~cXinelibOsdProvider() -{ - LOGMSG("cXinelibOsdProvider: shutting down !"); - - cMutexLock ml(&cXinelibOsd::m_Lock); - - m_Device = NULL; - - if(cXinelibOsd::m_OsdStack.First()) { - LOGMSG("cXinelibOsdProvider: OSD open while OSD provider shutting down !"); - - // Detach all OSD instances from device - cXinelibOsd *osd; - while(NULL != (osd = cXinelibOsd::m_OsdStack.First())) { - osd->Detach(); - cXinelibOsd::m_OsdStack.Del(osd, false); - } - } -} - -cOsd *cXinelibOsdProvider::CreateOsd(int Left, int Top, uint Level) -{ - TRACEF("cXinelibOsdProvider::CreateOsd"); - - cMutexLock ml(&cXinelibOsd::m_Lock); - -#if VDRVERSNUM < 10509 - if(cXinelibOsd::m_OsdStack.First()) - LOGMSG("cXinelibOsdProvider::CreateOsd - OSD already open !"); -#endif - - cXinelibOsd *m_OsdInstance = new cXinelibOsd(m_Device, Left, Top, Level); - - // sorted insert - cXinelibOsd *it = cXinelibOsd::m_OsdStack.First(); - while(it) { - if(it->m_Layer >= Level) { - cXinelibOsd::m_OsdStack.Ins(m_OsdInstance, it); - break; - } - it = cXinelibOsd::m_OsdStack.Next(it); - } - if(!it) - cXinelibOsd::m_OsdStack.Add(m_OsdInstance); - - LOGOSD("New OSD: index %d, layer %d [now %d OSDs]", m_OsdInstance->Index(), Level, cXinelibOsd::m_OsdStack.Count()); - if(xc.osd_mixer == OSD_MIXER_NONE) - LOGOSD(" OSD mixer off"); - - // hide all but top-most OSD - it = cXinelibOsd::m_OsdStack.Last(); - while(cXinelibOsd::m_OsdStack.Prev(it)) { - LOGOSD(" -> hide OSD %d", it->Index()); - it->Hide(); - it = cXinelibOsd::m_OsdStack.Prev(it); - } - it->Show(); - - return m_OsdInstance; -} - -void cXinelibOsdProvider::RefreshOsd(void) -{ - TRACEF("cXinelibOsdProvider::RefreshOsd"); - - cMutexLock ml(&cXinelibOsd::m_Lock); - - // bottom --> top (draw lower layer OSDs first) - cXinelibOsd *it = cXinelibOsd::m_OsdStack.Last(); - while(it) { - it->Refresh(); - it = cXinelibOsd::m_OsdStack.Prev(it); - } -} - - - |