Commit 5f50f228 authored by Jean-Paul Saman's avatar Jean-Paul Saman

HD1000 video output

parent 6d436261
......@@ -282,6 +282,7 @@ D: Familiar and PDA Linux interface
D: Opie PDA Linux interface
D: Dutch Translation
D: DVB-S/C/T on v4l2 API
D: HD1000 port
S: Netherlands
N: Arnaud Schauly
......
......@@ -2677,6 +2677,31 @@ dnl LDFLAGS="${LDFLAGS_save}"
dnl AX_ADD_CXXFLAGS([qt_video],[-I/usr/include/qt3 -I/usr/include/qt -I${QTDIR}/include])
dnl fi
dnl
dnl Roku HD1000 Video output module
dnl
AC_ARG_ENABLE(hd1000v,
[ --enable-hd1000v HD1000 Video Output module (default enabled on HD1 000)])
if test "${enable_hd1000v}" != "no" &&
(test "${SYS}" != "mingw32" || test "${enable_hd1000v}" = "yes")
then
AC_LANG_PUSH([C++])
AC_CHECK_HEADERS([cascade/graphics/CascadeScreen.h cascade/graphics/CascadeBitmap.h],
[
can_build_roku="yes"
],
[
can_build_roku="no"
AC_MSG_WARN([Not building Roku HD1000 compatible video output])
])
if test "$can_build_roku" = "yes"
then
AX_ADD_PLUGINS([hd1000v])
AX_ADD_LDFLAGS([hd1000v],[-lCascade])
fi
AC_LANG_POP([C++])
fi
dnl
dnl Windows DirectX module
dnl
......
......@@ -187,6 +187,8 @@ $Id$
* hd1000a: audio output module for the Roku HD1000 Set-Top-Box
* hd1000v: video output module for the Roku HD1000 Set-Top-Box
* headphone_channel_mixer:
headphone channel mixer with virtual spatialization effect.
......@@ -338,10 +340,10 @@ $Id$
* qt: interface module using the Qt widget set.
* qt_video: video output module for Qt.
* qte: video output module for Qt Embedded.
* qte_main: QT Embedded wrapper for gte_main
* quicktime: Quicktime decoder that uses the QT library
* rawdv: Raw DV demuxer
......
......@@ -7,3 +7,4 @@ SOURCES_vout_sdl = sdl.c
SOURCES_svgalib = svgalib.c
SOURCES_wingdi = wingdi.c
SOURCES_mga = mga.c
SOURCES_hd1000v = hd1000v.cpp
/*****************************************************************************
* hd1000v.cpp: HD1000 video output display method
*****************************************************************************
* Copyright (C) 2004 VideoLAN
* $Id: hd1000v.cpp 6961 2004-03-05 17:34:23Z jpsaman $
*
* Authors: Jean-Paul Saman <jpsaman@wxs.nl>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111, USA.
*****************************************************************************/
/*****************************************************************************
* Preamble
*****************************************************************************/
extern "C" {
#include <errno.h> /* ENOMEM */
#include <stdlib.h> /* free() */
#include <string.h> /* strerror() */
#include <vlc/vlc.h>
#include <vlc/vout.h>
#include <vlc/intf.h>
}
#include <cascade/graphics/CascadeBitmap.h>
#include <cascade/graphics/CascadeScreen.h>
/*****************************************************************************
* Local prototypes
*****************************************************************************/
static int Create ( vlc_object_t * );
static void Destroy ( vlc_object_t * );
static int Init ( vout_thread_t * );
static void End ( vout_thread_t * );
static void Display ( vout_thread_t *, picture_t * );
static int NewPicture ( vout_thread_t *, picture_t * );
static void FreePicture( vout_thread_t *, picture_t * );
/*****************************************************************************
* Module descriptor
*****************************************************************************/
vlc_module_begin();
set_description( _("HD1000 video output") );
set_capability( "video output", 10 );
add_shortcut( "hd1000v" );
set_callbacks( Create, Destroy );
vlc_module_end();
/*****************************************************************************
* vout_sys_t: video output method descriptor
*****************************************************************************
* This structure is part of the video output thread descriptor.
* It describes the aa specific properties of an output thread.
*****************************************************************************/
struct vout_sys_t
{
uint32_t i_width; /* width of main window */
uint32_t i_height; /* height of main window */
uint32_t i_screen_depth;
vlc_bool_t b_double_buffered;
uint32_t u_current; /* Current output resolution. */
CascadeScreen *p_screen;
};
struct picture_sys_t
{
CascadeSharedMemZone *p_image;
};
/*****************************************************************************
* Create: allocates video thread output method
*****************************************************************************
* This function allocates and initializes a aa vout method.
*****************************************************************************/
static int Create( vlc_object_t *p_this )
{
vout_thread_t *p_vout = (vout_thread_t *)p_this;
bool b_double_buffered = false;
p_vout->p_sys = (struct vout_sys_t*) malloc( sizeof(struct vout_sys_t) );
if( p_vout->p_sys == NULL )
{
msg_Err( p_vout, "out of memory" );
return VLC_EGENERIC;
}
/* Allocate a screen for VLC vout. */
p_vout->p_sys->p_screen = new CascadeScreen();
if( p_vout->p_sys->p_screen == NULL )
{
msg_Err( p_vout, "unable to allocate screen" );
free( p_vout->p_sys );
return VLC_EGENERIC;
}
p_vout->pf_init = Init;
p_vout->pf_end = End;
p_vout->pf_manage = NULL;
p_vout->pf_render = NULL;
p_vout->pf_display = Display;
/* Get current screen resolution */
msg_Dbg( p_vout, "Number of screen resolutions supported %u",
p_vout->p_sys->p_screen->GetNumScreenResolutionsSupported() );
p_vout->p_sys->p_screen->GetCurrentOutputResolution( (u32) p_vout->p_sys->u_current );
p_vout->p_sys->p_screen->GetSupportedScreenResolutionAt( (u32) p_vout->p_sys->u_current,
(u32) p_vout->p_sys->i_width,
(u32) p_vout->p_sys->i_height,
(u8) p_vout->p_sys->i_screen_depth,
b_double_buffered);
p_vout->p_sys->b_double_buffered = (vlc_bool_t) b_double_buffered;
msg_Dbg( p_vout, "index = %u, width = %u, height = %u, depth = %u, double buffered = %d",
p_vout->p_sys->u_current,
p_vout->p_sys->i_width,
p_vout->p_sys->i_height,
p_vout->p_sys->i_screen_depth,
p_vout->p_sys->b_double_buffered );
return VLC_SUCCESS;
}
static void Destroy( vlc_object_t *p_this )
{
vout_thread_t *p_vout = (vout_thread_t *)p_this;
delete p_vout->p_sys->p_screen;
free( p_vout->p_sys );
}
/*****************************************************************************
* Init: initialize video thread output method
*****************************************************************************/
static int Init( vout_thread_t *p_vout )
{
int i_index;
picture_t *p_pic = NULL;
I_OUTPUTPICTURES = 0;
p_vout->output.i_chroma = VLC_FOURCC('R','G','B','2');
p_vout->output.i_width = p_vout->p_sys->i_width;
p_vout->output.i_height = p_vout->p_sys->i_height;
p_vout->output.i_aspect = p_vout->p_sys->i_width
* VOUT_ASPECT_FACTOR / p_vout->p_sys->i_height;
/* Only RGBA 32bpp is supported by output device. */
switch( p_vout->p_sys->i_screen_depth )
{
case 8: /* FIXME: set the palette */
p_vout->output.i_chroma = VLC_FOURCC('R','G','B','2'); break;
case 15:
p_vout->output.i_chroma = VLC_FOURCC('R','V','1','5'); break;
case 16:
p_vout->output.i_chroma = VLC_FOURCC('R','V','1','6'); break;
case 24:
p_vout->output.i_chroma = VLC_FOURCC('R','V','2','4'); break;
case 32:
p_vout->output.i_chroma = VLC_FOURCC('R','V','3','2'); break;
default:
msg_Err( p_vout, "unknown screen depth %i",
p_vout->p_sys->i_screen_depth );
return VLC_SUCCESS;
}
/* Find an empty picture slot */
for( i_index = 0 ; i_index < VOUT_MAX_PICTURES ; i_index++ )
{
if( p_vout->p_picture[ i_index ].i_status == FREE_PICTURE )
{
p_pic = p_vout->p_picture + i_index;
break;
}
}
if( p_pic == NULL || NewPicture( p_vout, p_pic ) )
{
return -1;
}
/* Allocate the picture */
p_pic->p->i_lines = p_vout->p_sys->i_height;
p_pic->p->i_pitch = p_vout->p_sys->i_width;
p_pic->p->i_pixel_pitch = 1;
p_pic->p->i_visible_pitch = p_vout->p_sys->i_width;
p_pic->i_planes = 1;
p_pic->i_status = DESTROYED_PICTURE;
p_pic->i_type = DIRECT_PICTURE;
PP_OUTPUTPICTURE[ I_OUTPUTPICTURES ] = p_pic;
I_OUTPUTPICTURES++;
return VLC_SUCCESS;
}
/*****************************************************************************
* End: terminate video thread output method
*****************************************************************************/
static void End( vout_thread_t *p_vout )
{
int i_index;
/* Free the direct buffers we allocated */
for( i_index = I_OUTPUTPICTURES ; i_index ; )
{
i_index--;
FreePicture( p_vout, PP_OUTPUTPICTURE[ i_index ] );
}
}
/*****************************************************************************
* NewPicture: Allocate shared memory zone for video output
*****************************************************************************/
static int NewPicture( vout_thread_t *p_vout, picture_t *p_pic )
{
CascadeDims p_dims = p_vout->p_sys->p_screen->GetDims();
p_pic->p_sys = (picture_sys_t *) malloc( sizeof( picture_sys_t ) );
if( p_pic->p_sys == NULL )
{
return -1;
}
/* Fill in picture_t fields */
vout_InitPicture( VLC_OBJECT(p_vout), p_pic, p_vout->output.i_chroma,
p_vout->output.i_width, p_vout->output.i_height,
p_vout->output.i_aspect );
p_pic->p_sys->p_image = new CascadeSharedMemZone();
if( p_pic->p_sys->p_image == NULL )
{
free( p_pic->p_sys );
return -1;
}
if( p_pic->p_sys->p_image->Open( "vlc_hd1000v", p_vout->output.i_width *
p_vout->output.i_height * p_vout->p_sys->i_screen_depth,
true ) )
{
msg_Err( p_vout, "failed to allocate shared memory" );
free( p_pic->p_sys );
return -1;
}
p_pic->p->i_lines = p_vout->output.i_height;
p_pic->p->p_pixels = (uint8_t*) p_pic->p_sys->p_image->MapLock();
p_pic->p->i_pitch = p_vout->p_sys->i_screen_depth;
p_pic->p->i_visible_pitch = p_pic->p->i_pixel_pitch
* p_vout->output.i_width;
return VLC_SUCCESS;
}
/*****************************************************************************
* FreePicture: destroy a picture allocated with NewPicture
*****************************************************************************
* Destroy SharedMemZoned AND associated data. The picture normally will be
* unlocked in the Display() function except when the video output is closed
* before the picture is displayed.
*****************************************************************************/
static void FreePicture( vout_thread_t *p_vout, picture_t *p_pic )
{
if( p_pic->p_sys->p_image->Unlock() )
{ /* Just a test to see the effect described above. REMOVE THIS */
msg_Err( p_vout, "unlocking shared memory failed, already unlocked" );
}
if( p_pic->p_sys->p_image->Close() )
{
msg_Err( p_vout, "closing shared memory failed. Leaking memory of %ul",
p_pic->p_sys->p_image->GetSize() );
}
delete p_pic->p_sys->p_image;
free( p_pic->p_sys );
}
/*****************************************************************************
* Display: Map p_image onto the screen
*****************************************************************************/
static void Display( vout_thread_t *p_vout, picture_t *p_pic )
{
uint32_t i_width, i_height, i_x, i_y;
uint32_t i_offset = 0;
vout_PlacePicture( p_vout, p_vout->p_sys->i_width,
p_vout->p_sys->i_height,
&i_x, &i_y, &i_width, &i_height );
msg_Dbg( p_vout, "PlacePicture at x_left = %d, y_left = %d, x_bottom = %d, y_bottom = %d",
i_x, i_y, i_width, i_height );
/* Currently the only pixel format supported is 32bpp RGBA.*/
p_vout->p_sys->p_screen->LockScreen();
/* Unlock the shared memory region first. */
if( p_pic->p_sys->p_image->Unlock() )
{
msg_Err( p_vout, "unlocking shared memory failed. Expect threading problems." );
}
p_vout->p_sys->p_screen->Blit( CascadePoint( (u32) i_x, (u32) i_y ), /* Place bitmap at */
(*p_pic->p_sys->p_image) , /* Image data */
(u32) i_offset, /* Offset in SharedMemoryZone */
(u32) i_width, /* Source bitmap width */
(u32) i_height, /* Source bitmap height */
(u32) p_vout->p_sys->i_screen_depth, /* Source pixel depth */
CascadeRect( (u32) i_x, (u32) i_y, (u32) i_width, (u32) i_height ) );
p_vout->p_sys->p_screen->UnlockScreen();
}
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