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Aegisub
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Code Issues Releases Wiki Activity

DirectShow Video Provider now supports zoom and aspect ratio, but it's ugly and slow... still no subs. 

Originally committed to SVN as r666.
This commit is contained in:
Rodrigo Braz Monteiro 2006-12-31 22:38:54 +00:00
parent 79ec29c204
commit 1ea3e085d9
3 changed files with 43 additions and 23 deletions
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8
aegisub/frame_main.cpp
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@ -341,10 +341,6 @@ void FrameMain::InitMenu() {
wxMenuItem *RecentKeyframesParent = new wxMenuItem(videoMenu, Menu_File_Recent_Keyframes_Parent, _("Recent"), _T(""), wxITEM_NORMAL, RecentKeyframes); wxMenuItem *RecentKeyframesParent = new wxMenuItem(videoMenu, Menu_File_Recent_Keyframes_Parent, _("Recent"), _T(""), wxITEM_NORMAL, RecentKeyframes);
videoMenu->Append(RecentKeyframesParent); videoMenu->Append(RecentKeyframesParent);
videoMenu->AppendSeparator(); videoMenu->AppendSeparator();
AppendBitmapMenuItem(videoMenu,Menu_Video_JumpTo, _("&Jump To...\t") + Hotkeys.GetText(_T("Video Jump")), _("Jump to frame or time"), wxBITMAP(jumpto_button));
AppendBitmapMenuItem(videoMenu,Menu_Subs_Snap_Video_To_Start, _("Jump video to start\t") + Hotkeys.GetText(_T("Jump Video To Start")), _("Jumps the video to the start frame of current subtitle"), wxBITMAP(video_to_substart));
AppendBitmapMenuItem(videoMenu,Menu_Subs_Snap_Video_To_End, _("Jump video to end\t") + Hotkeys.GetText(_T("Jump Video To End")), _("Jumps the video to the end frame of current subtitle"), wxBITMAP(video_to_subend));
videoMenu->AppendSeparator();
wxMenu *ZoomMenu = new wxMenu; wxMenu *ZoomMenu = new wxMenu;
wxMenuItem *ZoomParent = new wxMenuItem(subtitlesMenu,Menu_View_Zoom,_("Set Zoom"),_T(""),wxITEM_NORMAL,ZoomMenu); wxMenuItem *ZoomParent = new wxMenuItem(subtitlesMenu,Menu_View_Zoom,_("Set Zoom"),_T(""),wxITEM_NORMAL,ZoomMenu);
ZoomParent->SetBitmap(wxBITMAP(blank_button)); ZoomParent->SetBitmap(wxBITMAP(blank_button));
@ -361,6 +357,10 @@ void FrameMain::InitMenu() {
AspectMenu->AppendCheckItem(Menu_Video_AR_235, _("&Cinematic (2.35)"), _("Forces video to 2.35 aspect ratio")); AspectMenu->AppendCheckItem(Menu_Video_AR_235, _("&Cinematic (2.35)"), _("Forces video to 2.35 aspect ratio"));
AspectMenu->AppendCheckItem(Menu_Video_AR_Custom, _("Custom..."), _("Forces video to a custom aspect ratio")); AspectMenu->AppendCheckItem(Menu_Video_AR_Custom, _("Custom..."), _("Forces video to a custom aspect ratio"));
videoMenu->Append(AspectParent); videoMenu->Append(AspectParent);
videoMenu->AppendSeparator();
AppendBitmapMenuItem(videoMenu,Menu_Video_JumpTo, _("&Jump To...\t") + Hotkeys.GetText(_T("Video Jump")), _("Jump to frame or time"), wxBITMAP(jumpto_button));
AppendBitmapMenuItem(videoMenu,Menu_Subs_Snap_Video_To_Start, _("Jump video to start\t") + Hotkeys.GetText(_T("Jump Video To Start")), _("Jumps the video to the start frame of current subtitle"), wxBITMAP(video_to_substart));
AppendBitmapMenuItem(videoMenu,Menu_Subs_Snap_Video_To_End, _("Jump video to end\t") + Hotkeys.GetText(_T("Jump Video To End")), _("Jumps the video to the end frame of current subtitle"), wxBITMAP(video_to_subend));
MenuBar->Append(videoMenu, _("&Video")); MenuBar->Append(videoMenu, _("&Video"));
// Create audio menu // Create audio menu

50
aegisub/video_provider_dshow.cpp
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@ -56,6 +56,8 @@ DEFINE_GUID(CLSID_VideoSink, 0xf13d3732, 0x96bd, 0x4108, 0xaf, 0xeb, 0xe8, 0x5f,
// Constructor // Constructor
// Based on Haali's code for DirectShowSource2 // Based on Haali's code for DirectShowSource2
DirectShowVideoProvider::DirectShowVideoProvider(wxString _filename, wxString _subfilename) { DirectShowVideoProvider::DirectShowVideoProvider(wxString _filename, wxString _subfilename) {
zoom = 1.0;
dar = 4.0/3.0;
m_hFrameReady = CreateEvent(NULL, FALSE, FALSE, NULL); m_hFrameReady = CreateEvent(NULL, FALSE, FALSE, NULL);
OpenVideo(_filename); OpenVideo(_filename);
} }
@ -205,7 +207,7 @@ HRESULT DirectShowVideoProvider::OpenVideo(wxString _filename) {
// Set allowed types for sink // Set allowed types for sink
//sink->SetAllowedTypes(IVS_RGB32|IVS_YV12|IVS_YUY2); //sink->SetAllowedTypes(IVS_RGB32|IVS_YV12|IVS_YUY2);
sink->SetAllowedTypes(IVS_RGB32); sink->SetAllowedTypes(IVS_RGB24);
// Pass the event to sink, so it gets set when a frame is available // Pass the event to sink, so it gets set when a frame is available
ResetEvent(m_hFrameReady); ResetEvent(m_hFrameReady);
@ -320,28 +322,39 @@ void DirectShowVideoProvider::ReadFrame(long long timestamp, unsigned format, un
// Set frame // Set frame
DF *df = (DF*) arg; DF *df = (DF*) arg;
df->timestamp = timestamp; df->timestamp = timestamp;
int w_cp = width; unsigned int w_cp = width;
int h_cp = height; unsigned int h_cp = height;
// Create data // Create data
unsigned char *data; unsigned char *data;
data = new unsigned char[width*height*bpp]; //data = new unsigned char[width*height*bpp];
int dstride = width*bpp; data = (unsigned char *) malloc(width*height*bpp);
unsigned int dstride = width*bpp;
// Read RGB32 data // Read RGB24 data
if (format == IVS_RGB32) { if (format == IVS_RGB24) {
unsigned char *dst = data + h_cp*dstride; unsigned char *dst = data + h_cp*dstride;
const unsigned char *src = frame;
//unsigned char t1,t2;
w_cp *= bpp; w_cp *= bpp;
for (int y = 0; y < h_cp; ++y) { for (int y=h_cp; --y>=0;) {
dst -= dstride;
for (int x=width; --x>=0;) {
//t1 = *src++;
//t2 = *src++;
*dst++ = *(src+2);
*dst++ = *(src+1);
*dst++ = *src;
src += 3;
}
dst -= dstride; dst -= dstride;
memcpy(dst, frame, w_cp);
frame += stride;
} }
} }
// Create bitmap out of data // Create bitmap out of data
df->frame = wxBitmap((const char*) data, width, height, bpp*8); //df->frame = wxBitmap((const char*) data, width, height, bpp*8);
delete data; //delete data;
df->frame = wxImage(width,height,data,false);
//else if (format == IVS_YV12 && vi->pixel_type == VideoInfo::CS_YV12) { //else if (format == IVS_YV12 && vi->pixel_type == VideoInfo::CS_YV12) {
// // plane Y // // plane Y
@ -412,6 +425,9 @@ bool DirectShowVideoProvider::NextFrame(DF &_df,int &_fn) {
if (frameno >= 0 && frameno <= (signed) num_frames) { if (frameno >= 0 && frameno <= (signed) num_frames) {
_fn = frameno; _fn = frameno;
_df = df; _df = df;
if (zoom != 1.0 || dar != 1.0) {
_df.frame.Rescale(height*zoom*dar,height*zoom,wxIMAGE_QUALITY_NORMAL);
}
return true; return true;
} }
} }
@ -426,7 +442,7 @@ wxBitmap DirectShowVideoProvider::GetFrame(int n) {
if (n >= (signed) num_frames) n = num_frames-1; if (n >= (signed) num_frames) n = num_frames-1;
// Current // Current
if (n == last_fnum) return rdf.frame; if (n == last_fnum) return wxBitmap(rdf.frame);
// Variables // Variables
DF df; DF df;
@ -439,7 +455,7 @@ wxBitmap DirectShowVideoProvider::GetFrame(int n) {
NextFrame(df,fn); NextFrame(df,fn);
last_fnum = n; last_fnum = n;
rdf.frame = df.frame; rdf.frame = df.frame;
return rdf.frame; return wxBitmap(rdf.frame);
} }
// Not the next, reset and seek first // Not the next, reset and seek first
@ -486,7 +502,7 @@ seek:
// Return frame // Return frame
last_fnum = n; last_fnum = n;
return rdf.frame; return wxBitmap(rdf.frame);
} }
@ -499,12 +515,16 @@ void DirectShowVideoProvider::RefreshSubtitles() {
/////////// ///////////
// Set DAR // Set DAR
void DirectShowVideoProvider::SetDAR(double _dar) { void DirectShowVideoProvider::SetDAR(double _dar) {
dar = _dar;
last_fnum = -2;
} }
//////////// ////////////
// Set Zoom // Set Zoom
void DirectShowVideoProvider::SetZoom(double _zoom) { void DirectShowVideoProvider::SetZoom(double _zoom) {
zoom = _zoom;
last_fnum = -2;
} }

8
aegisub/video_provider_dshow.h
View File

@ -58,10 +58,10 @@ class DirectShowVideoProvider: public VideoProvider {
struct DF { struct DF {
public: public:
REFERENCE_TIME timestamp; // DS timestamp that we used for this frame REFERENCE_TIME timestamp; // DS timestamp that we used for this frame
wxBitmap frame; wxImage frame;
DF() : timestamp(-1) { } DF() : timestamp(-1) { }
DF(wxBitmap f) : timestamp(-1), frame(f) { } DF(wxImage f) : timestamp(-1), frame(f) { }
DF(const DF& f) { operator=(f); } DF(const DF& f) { operator=(f); }
DF& operator=(const DF& f) { timestamp = f.timestamp; frame = f.frame; return *this; } DF& operator=(const DF& f) { timestamp = f.timestamp; frame = f.frame; return *this; }
}; };
@ -118,8 +118,8 @@ public:
int GetFrameCount() { return num_frames; }; int GetFrameCount() { return num_frames; };
double GetFPS() { return fps; }; double GetFPS() { return fps; };
int GetWidth() { return width; }; int GetWidth() { return height*zoom*dar; };
int GetHeight() { return height; }; int GetHeight() { return height*zoom; };
double GetZoom() { return zoom; }; double GetZoom() { return zoom; };
int GetSourceWidth() { return width; }; int GetSourceWidth() { return width; };