Commit 9067002c authored by Jean-Marc Dressler's avatar Jean-Marc Dressler
Browse files

Some changes in the BeOS video output :

- New video output method, the vlc now uses BBitmap instead of
  BDirectWindow (better performances)
- Added resizing
- Added beta support for overlay
parent 4f86a65a
......@@ -21,7 +21,7 @@
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111, USA.
*****************************************************************************/
class VideoWindow : public BDirectWindow
class VideoWindow : public BWindow
{
public:
// standard constructor and destructor
......@@ -33,29 +33,10 @@ public:
virtual bool QuitRequested();
virtual void FrameResized(float width, float height);
virtual void MessageReceived(BMessage *message);
// this is the hook controling direct screen connection
virtual void DirectConnected(direct_buffer_info *info);
int32 i_bytes_per_pixel;
int32 i_screen_depth;
struct vout_thread_s *p_vout;
BView * p_view;
uint8 *fBits;
int32 fRowBytes;
color_space fFormat;
clipping_rect fBounds;
uint32 fNumClipRects;
clipping_rect *fClipList;
bool fDirty;
bool fReady;
bool fConnected;
bool fConnectionDisabled;
BLocker *locker;
thread_id fDrawThreadID;
// additional events
bool b_resized;
};
......
......@@ -34,10 +34,11 @@
#include <stdio.h>
#include <string.h> /* strerror() */
#include <kernel/OS.h>
#include <Message.h>
#include <View.h>
#include <Window.h>
#include <Bitmap.h>
#include <Application.h>
#include <DirectWindow.h>
#include <Locker.h>
#include <malloc.h>
#include <string.h>
......@@ -77,9 +78,10 @@ typedef struct vout_sys_s
{
VideoWindow * p_window;
byte_t * pp_buffer[2];
BBitmap * pp_bitmap[2];
s32 i_width;
s32 i_height;
boolean_t b_overlay_enabled;
} vout_sys_t;
......@@ -110,194 +112,24 @@ BWindow *beos_GetAppWindow(char *name)
return window;
}
/*****************************************************************************
* DrawingThread : thread that really does the drawing
*****************************************************************************/
int32 DrawingThread(void *data)
{
uint32 i, j, y;
uint64 *pp, *qq;
uint8 *p, *q;
uint32 byte_width;
uint32 height, bytes_per_line;
clipping_rect *clip;
VideoWindow *w;
w = (VideoWindow*) data;
while(!w->fConnectionDisabled)
{
w->locker->Lock();
if( w->fConnected )
{
if( w->fDirty && (!w->fReady || w->i_screen_depth != w->p_vout->i_screen_depth) )
{
bytes_per_line = w->fRowBytes;
for( i=0 ; i < w->fNumClipRects ; i++ )
{
clip = &(w->fClipList[i]);
height = clip->bottom - clip->top +1;
byte_width = w->i_bytes_per_pixel * ((clip->right - clip->left)+1);
p = w->fBits + clip->top*w->fRowBytes + clip->left * w->i_bytes_per_pixel;
for( y=0 ; y < height ; )
{
pp = (uint64*) p;
for( j=0 ; j < byte_width/64 ; j++ )
{
*pp++ = 0;
*pp++ = 0;
*pp++ = 0;
*pp++ = 0;
*pp++ = 0;
*pp++ = 0;
*pp++ = 0;
*pp++ = 0;
}
memset( pp , 0, byte_width & 63 );
y++;
p += bytes_per_line;
}
}
}
else if( w->fDirty )
{
bytes_per_line = w->fRowBytes;
for( i=0 ; i < w->fNumClipRects ; i++ )
{
clip = &(w->fClipList[i]);
height = clip->bottom - clip->top +1;
byte_width = w->i_bytes_per_pixel * ((clip->right - clip->left)+1);
p = w->fBits + clip->top * bytes_per_line + clip->left * w->i_bytes_per_pixel;
q = w->p_vout->p_sys->pp_buffer[ !w->p_vout->i_buffer_index ] +
clip->top * w->p_vout->i_bytes_per_line + clip->left *
w->p_vout->i_bytes_per_pixel;
for( y=0 ; y < height ; )
{
pp = (uint64*) p;
qq = (uint64*) q;
for( j=0 ; j < byte_width/64 ; j++ )
{
*pp++ = *qq++;
*pp++ = *qq++;
*pp++ = *qq++;
*pp++ = *qq++;
*pp++ = *qq++;
*pp++ = *qq++;
*pp++ = *qq++;
*pp++ = *qq++;
}
memcpy( pp , qq, byte_width & 63 );
y++;
p += bytes_per_line;
q += w->p_vout->p_sys->i_width * w->p_vout->i_bytes_per_pixel;
}
}
}
w->fDirty = false;
}
w->locker->Unlock();
snooze( 20000 );
}
return B_OK;
}
/*****************************************************************************
* VideoWindow constructor and destructor
*****************************************************************************/
VideoWindow::VideoWindow(BRect frame, const char *name, vout_thread_t *p_video_output )
: BDirectWindow(frame, name, B_TITLED_WINDOW, B_NOT_RESIZABLE|B_NOT_ZOOMABLE)
: BWindow(frame, name, B_TITLED_WINDOW, 0)
{
BView * view;
fReady = false;
fConnected = false;
fConnectionDisabled = false;
locker = new BLocker();
fClipList = NULL;
fNumClipRects = 0;
p_vout = p_video_output;
view = new BView(Bounds(), "", B_FOLLOW_ALL, B_WILL_DRAW);
view->SetViewColor(B_TRANSPARENT_32_BIT);
AddChild(view);
/*
if(!SupportsWindowMode())
{
SetFullScreen(true);
}
*/
fDirty = false;
fDrawThreadID = spawn_thread(DrawingThread, "drawing_thread",
B_DISPLAY_PRIORITY, (void*) this);
resume_thread(fDrawThreadID);
p_view = new BView(Bounds(), "", B_FOLLOW_ALL, B_WILL_DRAW);
p_view->SetViewColor(0,0,0); /* set the background to black */
AddChild(p_view);
Show();
}
VideoWindow::~VideoWindow()
{
int32 result;
fConnectionDisabled = true;
Hide();
Sync();
wait_for_thread(fDrawThreadID, &result);
free(fClipList);
delete locker;
}
/*****************************************************************************
* VideoWindow::DirectConnected
*****************************************************************************/
void VideoWindow::DirectConnected(direct_buffer_info *info)
{
unsigned int i;
if(!fConnected && fConnectionDisabled)
{
return;
}
locker->Lock();
switch(info->buffer_state & B_DIRECT_MODE_MASK)
{
case B_DIRECT_START:
fConnected = true;
case B_DIRECT_MODIFY:
fBits = (uint8*)((char*)info->bits +
(info->window_bounds.top) * info->bytes_per_row +
(info->window_bounds.left) * (info->bits_per_pixel>>3));;
i_bytes_per_pixel = info->bits_per_pixel >> 3;
i_screen_depth = info->bits_per_pixel;
fRowBytes = info->bytes_per_row;
fFormat = info->pixel_format;
fBounds = info->window_bounds;
fDirty = true;
if(fClipList)
{
free(fClipList);
fClipList = NULL;
}
fNumClipRects = info->clip_list_count;
fClipList = (clipping_rect*) malloc(fNumClipRects*sizeof(clipping_rect));
for( i=0 ; i<info->clip_list_count ; i++ )
{
fClipList[i].top = info->clip_list[i].top - info->window_bounds.top;
fClipList[i].left = info->clip_list[i].left - info->window_bounds.left;
fClipList[i].bottom = info->clip_list[i].bottom - info->window_bounds.top;
fClipList[i].right = info->clip_list[i].right - info->window_bounds.left;
}
break;
case B_DIRECT_STOP:
fConnected = false;
break;
}
locker->Unlock();
}
/*****************************************************************************
......@@ -306,7 +138,7 @@ void VideoWindow::DirectConnected(direct_buffer_info *info)
void VideoWindow::FrameResized( float width, float height )
{
b_resized = 1;
//b_resized = 1;
}
/*****************************************************************************
......@@ -434,32 +266,64 @@ int vout_Create( vout_thread_t *p_vout )
int vout_Init( vout_thread_t *p_vout )
{
VideoWindow * p_win = p_vout->p_sys->p_window;
u32 i_page_size;
p_win->locker->Lock();
BBitmap **const & p_bmp = p_vout->p_sys->pp_bitmap;
i_page_size = p_vout->i_width * p_vout->i_height * p_vout->i_bytes_per_pixel;
p_win->Lock();
p_vout->p_sys->i_width = p_vout->i_width;
p_vout->p_sys->i_height = p_vout->i_height;
/* Allocate memory for the 2 display buffers */
p_vout->p_sys->pp_buffer[0] = (byte_t*) malloc( i_page_size );
p_vout->p_sys->pp_buffer[1] = (byte_t*) malloc( i_page_size );
if( p_vout->p_sys->pp_buffer[0] == NULL || p_vout->p_sys->pp_buffer[0] == NULL )
p_vout->p_sys->i_width = p_vout->i_width;
p_vout->p_sys->i_height = p_vout->i_height;
p_vout->p_sys->b_overlay_enabled = false;
/*
* Create the two bitmaps we need for double buffering
*/
BRect bounds = BRect( 0, 0, p_vout->i_width-1, p_vout->i_height-1 );
/* First we try to create an overlay bitmap */
p_bmp[0] = new BBitmap( bounds,
B_BITMAP_WILL_OVERLAY | B_BITMAP_RESERVE_OVERLAY_CHANNEL,
B_YCbCr420 );
p_bmp[1] = new BBitmap( bounds,
B_BITMAP_WILL_OVERLAY | B_BITMAP_RESERVE_OVERLAY_CHANNEL,
B_YCbCr420 );
if( p_bmp[0]->InitCheck() == B_OK && p_bmp[1]->InitCheck() == B_OK )
{
intf_ErrMsg("vout error: can't allocate video memory (%s)", strerror(errno) );
if( p_vout->p_sys->pp_buffer[0] != NULL ) free( p_vout->p_sys->pp_buffer[0] );
if( p_vout->p_sys->pp_buffer[1] != NULL ) free( p_vout->p_sys->pp_buffer[1] );
p_win->locker->Unlock();
return( 1 );
p_vout->p_sys->b_overlay_enabled = true;
}
else
{
delete p_bmp[0];
delete p_bmp[1];
}
/* We failed to create overlay bitmaps, use standard bmp instead */
if( !p_vout->p_sys->b_overlay_enabled )
{
p_bmp[0] = new BBitmap( bounds, B_RGB32 );
p_bmp[1] = new BBitmap( bounds, B_RGB32 );
if( p_bmp[0]->InitCheck() != B_OK || p_bmp[1]->InitCheck() != B_OK )
{
delete p_bmp[0];
delete p_bmp[1];
intf_ErrMsg( "vout error: failed to create BBitmap" );
return( 1 );
}
}
p_vout->b_need_render = !p_vout->p_sys->b_overlay_enabled;
intf_Msg( "vout: YUV acceleration %s",
p_vout->p_sys->b_overlay_enabled ? "activated" : "unavailable !" );
/* Initialize the bitmap buffers to black (0,0,0) */
memset( p_bmp[0]->Bits(), 0, p_bmp[0]->BitsLength() );
memset( p_bmp[1]->Bits(), 0, p_bmp[1]->BitsLength() );
/* Set and initialize buffers */
vout_SetBuffers( p_vout, p_bmp[0]->Bits(), p_bmp[1]->Bits() );
/* Set and initialize buffers */
vout_SetBuffers( p_vout, p_vout->p_sys->pp_buffer[0],
p_vout->p_sys->pp_buffer[1] );
p_win->Unlock();
p_win->locker->Unlock();
return( 0 );
}
......@@ -472,10 +336,9 @@ void vout_End( vout_thread_t *p_vout )
p_win->Lock();
free( p_vout->p_sys->pp_buffer[0] );
free( p_vout->p_sys->pp_buffer[1] );
delete p_vout->p_sys->pp_bitmap[0];
delete p_vout->p_sys->pp_bitmap[1];
p_win->fReady = false;
p_win->Unlock();
}
......@@ -505,9 +368,10 @@ int vout_Manage( vout_thread_t *p_vout )
p_vout->i_changes |= VOUT_SIZE_CHANGE;
}
/* XXX: I doubt that this code is working correctly (Polux) */
if( p_vout->i_changes & VOUT_SIZE_CHANGE )
{
intf_WarnMsg( 1, "resizing window" );
intf_WarnMsg( 1, "resizing window" );
p_vout->i_changes &= ~VOUT_SIZE_CHANGE;
/* Resize window */
......@@ -543,28 +407,39 @@ int vout_Manage( vout_thread_t *p_vout )
void vout_Display( vout_thread_t *p_vout )
{
VideoWindow * p_win = p_vout->p_sys->p_window;
BBitmap **const & p_bmp = p_vout->p_sys->pp_bitmap;
p_win->Lock();
p_win->locker->Lock();
p_vout->i_buffer_index = ++p_vout->i_buffer_index & 1;
p_win->fReady = true;
p_win->fDirty = true;
p_win->locker->Unlock();
if( p_vout->p_sys->b_overlay_enabled )
{
rgb_color key;
p_win->p_view->ClearViewOverlay();
p_win->p_view->SetViewOverlay( p_bmp[p_vout->i_buffer_index],
p_bmp[p_vout->i_buffer_index]->Bounds(),
p_win->p_view->Bounds(), &key, B_FOLLOW_ALL,
B_OVERLAY_FILTER_HORIZONTAL|B_OVERLAY_FILTER_VERTICAL );
p_win->p_view->SetViewColor( key );
}
else
{
p_win->p_view->DrawBitmap( p_bmp[p_vout->i_buffer_index],
p_win->p_view->Bounds() );
}
p_win->Unlock();
}
/* following functions are local */
/*****************************************************************************
* BeosOpenDisplay: open and initialize BeOS device
*****************************************************************************
* XXX?? The framebuffer mode is only provided as a fast and efficient way to
* display video, providing the card is configured and the mode ok. It is
* not portable, and is not supposed to work with many cards. Use at your
* own risk !
*****************************************************************************/
static int BeosOpenDisplay( vout_thread_t *p_vout )
{
/* Create the DirectDraw video window */
/* Create the video window */
p_vout->p_sys->p_window =
new VideoWindow( BRect( 50, 150, 50+p_vout->i_width-1, 150+p_vout->i_height-1 ), VOUT_TITLE " (BeOS output) - drop a file here to play it !", p_vout );
if( p_vout->p_sys->p_window == 0 )
......@@ -573,21 +448,17 @@ static int BeosOpenDisplay( vout_thread_t *p_vout )
intf_ErrMsg( "error: cannot allocate memory for VideoWindow" );
return( 1 );
}
VideoWindow * p_win = p_vout->p_sys->p_window;
/* Wait until DirectConnected has been called */
while( !p_win->fConnected )
snooze( 50000 );
p_vout->i_screen_depth = p_win->i_screen_depth;
p_vout->i_bytes_per_pixel = p_win->i_bytes_per_pixel;
p_vout->i_bytes_per_line = p_vout->i_width*p_win->i_bytes_per_pixel;
/* XXX: 32 is only chosen for test purposes */
p_vout->i_screen_depth = 32;
p_vout->i_bytes_per_pixel = 4;
p_vout->i_bytes_per_line = p_vout->i_width*p_vout->i_bytes_per_pixel;
switch( p_vout->i_screen_depth )
{
case 8:
intf_ErrMsg( "vout error: 8 bit mode not fully supported" );
break;
return( 1 );
case 15:
p_vout->i_red_mask = 0x7c00;
p_vout->i_green_mask = 0x03e0;
......
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