int
base_resize( PtWidget_t *widget, ApInfo_t *apinfo, PtCallbackInfo_t *cbinfo )
{
unsigned short height;
unsigned short width;
/* eliminate 'unreferenced' warnings */
widget = widget, apinfo = apinfo, cbinfo = cbinfo;
PtContainerCallback_t * cbdata = (PtContainerCallback_t *)cbinfo->cbdata;
//PtGetResource( widget, Pt_ARG_HEIGHT, &height, 0 );
//PtGetResource( widget, Pt_ARG_WIDTH, &width, 0 );
height = cbdata->new_dim.h;
width = cbdata->new_dim.w;
H = (height) - ((H * 0.2 ) + 50);
W = (width) - 20;
if (uu != NULL)
delete []uu;
uu = new double[W];
if (vv != NULL)
delete []vv;
vv = new double[H];
double dx = (double)net_img_w / (double)W;
double dy = (double)net_img_h / (double)H;
double uu_temp[W];
double vv_temp[H];
uu[0] = 0;
vv[0] = 0;
uu_temp[0] = 0;
vv_temp[0] = 0;
double integer_part;
double fractional_part;
for (int i = 1; i < H; i++)
{
vv_temp[i] = vv_temp[i-1] + dy;
fractional_part = modf(vv_temp[i], &integer_part);
vv[i] = (fractional_part < 0.5) ? integer_part : (integer_part + 1);
}
for (int j = 1; j < W; j++)
{
uu_temp[j] = uu_temp[j-1] + dx;
fractional_part = modf(uu_temp[j], &integer_part);
uu[j] = (fractional_part < 0.5) ? integer_part : (integer_part + 1);
}
if( phimage_vis != NULL )
{
phimage_vis->flags = Ph_RELEASE_IMAGE_ALL;
PhReleaseImage(phimage_vis);
}
//Create new image with the new window dimension
phimage_vis = PhCreateImage( NULL,
W,
H,
Pg_IMAGE_DIRECT_888,
NULL,
0,
1);
phimage_vis->bpl = W * 3;
PhPoint_t new_pos;
new_pos.x = 10;
new_pos.y = H +5;
PtSetResource( ABW_name_text, Pt_ARG_POS, &new_pos, 0 );
return( Pt_CONTINUE );
}
/*****************************************************************************
* NewPicture: allocate a picture
*****************************************************************************
* Returns 0 on success, -1 otherwise
*****************************************************************************/
static int NewPicture( vout_thread_t *p_vout, picture_t *p_pic, int index )
{
/* We know the chroma, allocate a buffer which will be used
* directly by the decoder */
p_pic->p_sys = malloc( sizeof( picture_sys_t ) );
if( p_pic->p_sys == NULL )
{
return -1;
}
switch( p_vout->p_sys->i_mode )
{
case MODE_NORMAL_MEM:
case MODE_SHARED_MEM:
/* create images for [shared] memory blit */
if( !( p_pic->p_sys->p_image = PhCreateImage( NULL,
p_vout->p_sys->dim.w, p_vout->p_sys->dim.h,
p_vout->p_sys->i_img_type, NULL, 0,
p_vout->p_sys->i_mode == MODE_SHARED_MEM ) ) ) {
msg_Err( p_vout, "cannot create image" );
free( p_pic->p_sys );
return( -1 );
}
p_pic->p->p_pixels = p_pic->p_sys->p_image->image;
p_pic->p->i_lines = p_pic->p_sys->p_image->size.h;
p_pic->p->i_visible_lines = p_pic->p_sys->p_image->size.h;
p_pic->p->i_pitch = p_pic->p_sys->p_image->bpl;
p_pic->p->i_pixel_pitch = p_vout->p_sys->i_bytes_per_pixel;
p_pic->p->i_visible_pitch = p_vout->p_sys->i_bytes_per_pixel
* p_pic->p_sys->p_image->size.w;
p_pic->i_planes = 1;
break;
case MODE_VIDEO_MEM:
/* create offscreen contexts for video memory blit */
if( ( p_pic->p_sys->p_ctx[0] = PdCreateOffscreenContext( 0,
p_vout->p_sys->dim.w, p_vout->p_sys->dim.h,
Pg_OSC_MEM_PAGE_ALIGN) ) == NULL )
{
msg_Err( p_vout, "unable to create offscreen context" );
free( p_pic->p_sys );
return( -1 );
}
/* get context pointers */
if( ( p_pic->p_sys->p_buf[0] =
PdGetOffscreenContextPtr ( p_pic->p_sys->p_ctx[0] ) ) == NULL )
{
msg_Err( p_vout, "unable to get offscreen context ptr" );
PhDCRelease ( p_pic->p_sys->p_ctx[0] );
p_pic->p_sys->p_ctx[0] = NULL;
free( p_pic->p_sys );
return( -1 );
}
p_vout->p_sys->i_bytes_per_line = p_pic->p_sys->p_ctx[0]->pitch;
memset( p_pic->p_sys->p_buf[0], 0,
p_vout->p_sys->i_bytes_per_line * p_vout->p_sys->dim.h );
p_pic->p->p_pixels = p_pic->p_sys->p_buf[0];
p_pic->p->i_lines = p_pic->p_sys->p_ctx[0]->dim.h;
p_pic->p->i_visible_lines = p_pic->p_sys->p_ctx[0]->dim.h;
p_pic->p->i_pitch = p_pic->p_sys->p_ctx[0]->pitch;
p_pic->p->i_pixel_pitch = p_vout->p_sys->i_bytes_per_pixel;
p_pic->p->i_visible_pitch = p_vout->p_sys->i_bytes_per_pixel
* p_pic->p_sys->p_ctx[0]->dim.w;
p_pic->i_planes = 1;
break;
case MODE_VIDEO_OVERLAY:
if (index == 0)
{
p_pic->p_sys->p_ctx[Y_PLANE] = p_vout->p_sys->p_channel->yplane1;
p_pic->p_sys->p_ctx[U_PLANE] = p_vout->p_sys->p_channel->uplane1;
p_pic->p_sys->p_ctx[V_PLANE] = p_vout->p_sys->p_channel->vplane1;
}
else
{
p_pic->p_sys->p_ctx[Y_PLANE] = p_vout->p_sys->p_channel->yplane2;
p_pic->p_sys->p_ctx[U_PLANE] = p_vout->p_sys->p_channel->uplane2;
p_pic->p_sys->p_ctx[V_PLANE] = p_vout->p_sys->p_channel->vplane2;
}
p_pic->p_sys->p_buf[Y_PLANE] = PdGetOffscreenContextPtr( p_pic->p_sys->p_ctx[Y_PLANE] );
if( p_pic->p_sys->p_buf[Y_PLANE] == NULL )
{
msg_Err( p_vout, "unable to get video channel ctx ptr" );
return( 1 );
}
switch (p_vout->p_sys->i_vc_format)
{
case Pg_VIDEO_FORMAT_YUV420:
p_vout->output.i_chroma = VLC_CODEC_I420;
p_pic->p_sys->p_buf[U_PLANE] = PdGetOffscreenContextPtr( p_pic->p_sys->p_ctx[U_PLANE] );
p_pic->p_sys->p_buf[V_PLANE] = PdGetOffscreenContextPtr( p_pic->p_sys->p_ctx[V_PLANE] );
if( p_pic->p_sys->p_buf[U_PLANE] == NULL ||
p_pic->p_sys->p_buf[V_PLANE] == NULL )
{
msg_Err( p_vout, "unable to get video channel ctx ptr" );
return( 1 );
}
p_pic->Y_PIXELS = p_pic->p_sys->p_buf[Y_PLANE];
p_pic->p[Y_PLANE].i_lines = p_pic->p_sys->p_ctx[Y_PLANE]->dim.h;
p_pic->p[Y_PLANE].i_visible_lines = p_pic->p_sys->p_ctx[Y_PLANE]->dim.h;
p_pic->p[Y_PLANE].i_pitch = p_pic->p_sys->p_ctx[Y_PLANE]->pitch;
p_pic->p[Y_PLANE].i_pixel_pitch = 1;
p_pic->p[Y_PLANE].i_visible_pitch = p_pic->p[Y_PLANE].i_pitch;
p_pic->U_PIXELS = p_pic->p_sys->p_buf[U_PLANE];
p_pic->p[U_PLANE].i_lines = p_pic->p_sys->p_ctx[U_PLANE]->dim.h;
p_pic->p[U_PLANE].i_visible_lines = p_pic->p_sys->p_ctx[U_PLANE]->dim.h;
p_pic->p[U_PLANE].i_pitch = p_pic->p_sys->p_ctx[U_PLANE]->pitch;
p_pic->p[U_PLANE].i_pixel_pitch = 1;
p_pic->p[U_PLANE].i_visible_pitch = p_pic->p[U_PLANE].i_pitch;
p_pic->V_PIXELS = p_pic->p_sys->p_buf[V_PLANE];
p_pic->p[V_PLANE].i_lines = p_pic->p_sys->p_ctx[V_PLANE]->dim.h;
p_pic->p[V_PLANE].i_visible_lines = p_pic->p_sys->p_ctx[V_PLANE]->dim.h;
p_pic->p[V_PLANE].i_pitch = p_pic->p_sys->p_ctx[V_PLANE]->pitch;
p_pic->p[V_PLANE].i_pixel_pitch = 1;
p_pic->p[V_PLANE].i_visible_pitch = p_pic->p[V_PLANE].i_pitch;
p_pic->i_planes = 3;
break;
case Pg_VIDEO_FORMAT_YV12:
p_vout->output.i_chroma = VLC_CODEC_YV12;
p_pic->p_sys->p_buf[U_PLANE] = PdGetOffscreenContextPtr( p_pic->p_sys->p_ctx[U_PLANE] );
p_pic->p_sys->p_buf[V_PLANE] = PdGetOffscreenContextPtr( p_pic->p_sys->p_ctx[V_PLANE] );
if( p_pic->p_sys->p_buf[U_PLANE] == NULL ||
p_pic->p_sys->p_buf[V_PLANE] == NULL )
{
msg_Err( p_vout, "unable to get video channel ctx ptr" );
return( 1 );
}
p_pic->Y_PIXELS = p_pic->p_sys->p_buf[Y_PLANE];
p_pic->p[Y_PLANE].i_lines = p_pic->p_sys->p_ctx[Y_PLANE]->dim.h;
p_pic->p[Y_PLANE].i_visible_lines = p_pic->p_sys->p_ctx[Y_PLANE]->dim.h;
p_pic->p[Y_PLANE].i_pitch = p_pic->p_sys->p_ctx[Y_PLANE]->pitch;
p_pic->p[Y_PLANE].i_pixel_pitch = 1;
p_pic->p[Y_PLANE].i_visible_pitch = p_pic->p[Y_PLANE].i_pitch;
p_pic->U_PIXELS = p_pic->p_sys->p_buf[U_PLANE];
p_pic->p[U_PLANE].i_lines = p_pic->p_sys->p_ctx[U_PLANE]->dim.h;
p_pic->p[U_PLANE].i_visible_lines = p_pic->p_sys->p_ctx[U_PLANE]->dim.h;
p_pic->p[U_PLANE].i_pitch = p_pic->p_sys->p_ctx[U_PLANE]->pitch;
p_pic->p[U_PLANE].i_pixel_pitch = 1;
p_pic->p[U_PLANE].i_visible_pitch = p_pic->p[U_PLANE].i_pitch;
p_pic->V_PIXELS = p_pic->p_sys->p_buf[V_PLANE];
p_pic->p[V_PLANE].i_lines = p_pic->p_sys->p_ctx[V_PLANE]->dim.h;
p_pic->p[V_PLANE].i_visible_lines = p_pic->p_sys->p_ctx[V_PLANE]->dim.h;
p_pic->p[V_PLANE].i_pitch = p_pic->p_sys->p_ctx[V_PLANE]->pitch;
p_pic->p[V_PLANE].i_pixel_pitch = 1;
p_pic->p[V_PLANE].i_visible_pitch = p_pic->p[V_PLANE].i_pitch;
p_pic->i_planes = 3;
break;
case Pg_VIDEO_FORMAT_UYVY:
case Pg_VIDEO_FORMAT_YUY2:
if (p_vout->p_sys->i_vc_format == Pg_VIDEO_FORMAT_UYVY)
{
p_vout->output.i_chroma = VLC_CODEC_UYVY;
}
else
{
p_vout->output.i_chroma = VLC_CODEC_YUYV;
}
p_pic->p->p_pixels = p_pic->p_sys->p_buf[Y_PLANE];
p_pic->p->i_lines = p_pic->p_sys->p_ctx[Y_PLANE]->dim.h;
p_pic->p->i_visible_lines = p_pic->p_sys->p_ctx[Y_PLANE]->dim.h;
p_pic->p->i_pitch = p_pic->p_sys->p_ctx[Y_PLANE]->pitch;
p_pic->p->i_pixel_pitch = 4;
p_pic->p->i_visible_pitch = p_pic->p->i_pitch;
p_pic->i_planes = 1;
break;
case Pg_VIDEO_FORMAT_RGB555:
p_vout->output.i_chroma = VLC_CODEC_RGB15;
p_vout->output.i_rmask = 0x001f;
p_vout->output.i_gmask = 0x03e0;
p_vout->output.i_bmask = 0x7c00;
p_pic->p->p_pixels = p_pic->p_sys->p_buf[Y_PLANE];
p_pic->p->i_lines = p_pic->p_sys->p_ctx[Y_PLANE]->dim.h;
p_pic->p->i_visible_lines = p_pic->p_sys->p_ctx[Y_PLANE]->dim.h;
p_pic->p->i_pitch = p_pic->p_sys->p_ctx[Y_PLANE]->pitch;
p_pic->p->i_pixel_pitch = 2;
p_pic->p->i_visible_pitch = 2 * p_pic->p_sys->p_ctx[Y_PLANE]->dim.w;
p_pic->i_planes = 1;
break;
case Pg_VIDEO_FORMAT_RGB565:
p_vout->output.i_chroma = VLC_CODEC_RGB16;
p_vout->output.i_rmask = 0x001f;
p_vout->output.i_gmask = 0x07e0;
p_vout->output.i_bmask = 0xf800;
p_pic->p->p_pixels = p_pic->p_sys->p_buf[Y_PLANE];
p_pic->p->i_lines = p_pic->p_sys->p_ctx[Y_PLANE]->dim.h;
p_pic->p->i_visible_lines = p_pic->p_sys->p_ctx[Y_PLANE]->dim.h;
p_pic->p->i_pitch = p_pic->p_sys->p_ctx[Y_PLANE]->pitch;
p_pic->p->i_pixel_pitch = 4;
p_pic->p->i_visible_pitch = 4 * p_pic->p_sys->p_ctx[Y_PLANE]->dim.w;
p_pic->i_planes = 1;
break;
case Pg_VIDEO_FORMAT_RGB8888:
p_vout->output.i_chroma = VLC_CODEC_RGB32;
p_vout->output.i_rmask = 0x000000ff;
p_vout->output.i_gmask = 0x0000ff00;
p_vout->output.i_bmask = 0x00ff0000;
p_pic->p->p_pixels = p_pic->p_sys->p_buf[Y_PLANE];
p_pic->p->i_lines = p_pic->p_sys->p_ctx[Y_PLANE]->dim.h;
p_pic->p->i_visible_lines = p_pic->p_sys->p_ctx[Y_PLANE]->dim.h;
p_pic->p->i_pitch = p_pic->p_sys->p_ctx[Y_PLANE]->pitch;
p_pic->p->i_pixel_pitch = 4;
p_pic->p->i_visible_pitch = 4 * p_pic->p_sys->p_ctx[Y_PLANE]->dim.w;
p_pic->i_planes = 1;
break;
}
#if 0
switch( p_vout->output.i_chroma )
{
#ifdef MODULE_NAME_IS_xvideo
case VLC_CODEC_Y211:
p_pic->p->p_pixels = p_pic->p_sys->p_image->data
+ p_pic->p_sys->p_image->offsets[0];
p_pic->p->i_lines = p_vout->output.i_height;
p_pic->p->i_visible_lines = p_vout->output.i_height;
/* XXX: this just looks so plain wrong... check it out ! */
p_pic->p->i_pitch = p_pic->p_sys->p_image->pitches[0] / 4;
p_pic->p->i_pixel_pitch = 4;
p_pic->p->i_visible_pitch = p_pic->p->i_pitch;
p_pic->i_planes = 1;
break;
#endif
#endif
default:
/* This shouldn't happen ! */
break;
}
return 0;
}
/*****************************************************************************
* FreePicture: destroy a picture allocated with NewPicture
*****************************************************************************
* Destroy XImage AND associated data. If using Shm, detach shared memory
* segment from server and process, then free it. The XDestroyImage manpage
* says that both the image structure _and_ the data pointed to by the
* image structure are freed, so no need to free p_image->data.
*****************************************************************************/
static void FreePicture( vout_thread_t *p_vout, picture_t *p_pic )
{
if( ( p_vout->p_sys->i_mode == MODE_NORMAL_MEM ||
p_vout->p_sys->i_mode == MODE_SHARED_MEM ) &&
p_pic->p_sys->p_image )
{
PhReleaseImage( p_pic->p_sys->p_image );
free( p_pic->p_sys->p_image );
}
else if( p_vout->p_sys->i_mode == MODE_VIDEO_MEM &&
p_pic->p_sys->p_ctx[0] )
{
PhDCRelease( p_pic->p_sys->p_ctx[0] );
}
free( p_pic->p_sys );
}
static int ResizeOverlayOutput(vout_thread_t *p_vout)
{
int i_width, i_height, i_x, i_y;
int i_ret;
PgScalerProps_t props;
props.size = sizeof( props );
props.format = p_vout->p_sys->i_vc_format;
props.flags = Pg_SCALER_PROP_SCALER_ENABLE |
Pg_SCALER_PROP_DOUBLE_BUFFER;
/* enable chroma keying if available */
if( p_vout->p_sys->i_vc_flags & Pg_SCALER_CAP_DST_CHROMA_KEY )
{
props.flags |= Pg_SCALER_PROP_CHROMA_ENABLE;
}
/* set viewport position */
props.viewport.ul.x = p_vout->p_sys->pos.x;
props.viewport.ul.y = p_vout->p_sys->pos.y;
if( !p_vout->b_fullscreen )
{
props.viewport.ul.x += p_vout->p_sys->frame.ul.x;
props.viewport.ul.y += p_vout->p_sys->frame.ul.y;
}
/* set viewport dimension */
vout_PlacePicture( p_vout, p_vout->p_sys->dim.w,
p_vout->p_sys->dim.h,
&i_x, &i_y, &i_width, &i_height );
props.viewport.ul.x += i_x;
props.viewport.ul.y += i_y;
props.viewport.lr.x = i_width + props.viewport.ul.x;
props.viewport.lr.y = i_height + props.viewport.ul.y;
/* set source dimension */
props.src_dim.w = p_vout->output.i_width;
props.src_dim.h = p_vout->output.i_height;
/* configure scaler channel */
i_ret = PgConfigScalerChannel( p_vout->p_sys->p_channel, &props );
if( i_ret == -1 )
{
msg_Err( p_vout, "unable to configure video channel" );
return( 1 );
}
return ( 0 );
}
