--- /dev/null
+/*****************************************************************************
+ * opengl.c: OpenGL video output
+ *****************************************************************************
+ * Copyright (C) 2004 VideoLAN
+ * $Id$
+ *
+ * Authors: Cyril Deguet <asmax@videolan.org>
+ * Gildas Bazin <gbazin@videolan.org>
+ *
+ * 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
+ *****************************************************************************/
+#include <errno.h> /* ENOMEM */
+#include <stdlib.h> /* malloc(), free() */
+#include <string.h>
+
+#include <vlc/vlc.h>
+#include <vlc/vout.h>
+
+#include <GL/gl.h>
+
+/* RV16 */
+//#define VLCGL_RGB_FORMAT GL_RGB
+//#define VLCGL_RGB_TYPE GL_UNSIGNED_SHORT_5_6_5
+
+/* RV24 */
+//#define VLCGL_RGB_FORMAT GL_RGB
+//#define VLCGL_RGB_TYPE GL_UNSIGNED_BYTE
+
+/* RV32 */
+#define VLCGL_RGB_FORMAT GL_RGBA
+#define VLCGL_RGB_TYPE GL_UNSIGNED_BYTE
+
+/*****************************************************************************
+ * Vout interface
+ *****************************************************************************/
+static int CreateVout ( vlc_object_t * );
+static void DestroyVout ( vlc_object_t * );
+static int Init ( vout_thread_t * );
+static void End ( vout_thread_t * );
+static void Render ( vout_thread_t *p_vout, picture_t *p_pic );
+static void DisplayVideo ( vout_thread_t *, picture_t * );
+
+static inline int GetAlignedSize( int i_size );
+
+/*****************************************************************************
+ * Module descriptor
+ *****************************************************************************/
+vlc_module_begin();
+ set_description( _("OpenGL video output") );
+ set_capability( "video output", 20 );
+ add_shortcut( "opengl" );
+ set_callbacks( CreateVout, DestroyVout );
+vlc_module_end();
+
+/*****************************************************************************
+ * vout_sys_t: video output method descriptor
+ *****************************************************************************
+ * This structure is part of the video output thread descriptor.
+ * It describes the OpenGL specific properties of the output thread.
+ *****************************************************************************/
+struct vout_sys_t
+{
+ vout_thread_t *p_vout;
+
+ uint8_t *p_buffer;
+ int i_index;
+ int i_tex_width;
+ int i_tex_height;
+ GLuint texture;
+
+ int i_effect; //XXX
+
+};
+
+/*****************************************************************************
+ * CreateVout: This function allocates and initializes the OpenGL vout method.
+ *****************************************************************************/
+static int CreateVout( vlc_object_t *p_this )
+{
+ vout_thread_t *p_vout = (vout_thread_t *)p_this;
+ vout_sys_t *p_sys;
+
+ /* Allocate structure */
+ p_vout->p_sys = p_sys = malloc( sizeof( vout_sys_t ) );
+ if( p_sys == NULL )
+ {
+ msg_Err( p_vout, "out of memory" );
+ return VLC_EGENERIC;
+ }
+
+ //XXX set to 0 to disable the cube effect
+ p_sys->i_effect = 1;
+
+ /* A texture must have a size aligned on a power of 2 */
+ p_sys->i_tex_width = GetAlignedSize( p_vout->render.i_width );
+ p_sys->i_tex_height = GetAlignedSize( p_vout->render.i_height );
+
+ msg_Dbg( p_vout, "Texture size: %dx%d", p_sys->i_tex_width,
+ p_sys->i_tex_height );
+
+ /* Get window */
+ p_sys->p_vout =
+ (vout_thread_t *)vlc_object_create( p_this, VLC_OBJECT_OPENGL );
+ if( p_sys->p_vout == NULL )
+ {
+ msg_Err( p_vout, "out of memory" );
+ return VLC_ENOMEM;
+ }
+
+ p_sys->p_vout->i_window_width = p_vout->i_window_width;
+ p_sys->p_vout->i_window_height = p_vout->i_window_height;
+ p_sys->p_vout->b_fullscreen = p_vout->b_fullscreen;
+
+ p_sys->p_vout->p_module =
+ module_Need( p_sys->p_vout, "opengl provider", NULL, 0 );
+ if( p_sys->p_vout->p_module == NULL )
+ {
+ msg_Err( p_vout, "No OpenGL provider found" );
+ vlc_object_destroy( p_sys->p_vout );
+ return VLC_ENOOBJ;
+ }
+ vlc_object_attach( p_sys->p_vout, p_this );
+
+ p_vout->pf_init = Init;
+ p_vout->pf_end = End;
+ p_vout->pf_render = Render;
+ p_vout->pf_display = DisplayVideo;
+
+ return VLC_SUCCESS;
+}
+
+/*****************************************************************************
+ * Init: initialize the OpenGL video thread output method
+ *****************************************************************************/
+static int Init( vout_thread_t *p_vout )
+{
+ vout_sys_t *p_sys = p_vout->p_sys;
+ int i_pixel_pitch;
+
+ /* No YUV textures :( */
+
+#if VLCGL_RGB_FORMAT == GL_RGB
+# if VLCGL_RGB_TYPE == GL_UNSIGNED_BYTE
+ p_vout->output.i_chroma = VLC_FOURCC('R','V','2','4');
+ p_vout->output.i_rmask = 0x000000ff;
+ p_vout->output.i_gmask = 0x0000ff00;
+ p_vout->output.i_bmask = 0x00ff0000;
+ i_pixel_pitch = 3;
+# else
+ p_vout->output.i_chroma = VLC_FOURCC('R','V','1','6');
+ p_vout->output.i_rmask = 0xf800;
+ p_vout->output.i_gmask = 0x07e0;
+ p_vout->output.i_bmask = 0x001f;
+ i_pixel_pitch = 2;
+# endif
+#else
+ p_vout->output.i_chroma = VLC_FOURCC('R','V','3','2');
+ p_vout->output.i_rmask = 0x000000ff;
+ p_vout->output.i_gmask = 0x0000ff00;
+ p_vout->output.i_bmask = 0x00ff0000;
+ i_pixel_pitch = 4;
+#endif
+
+ /* Since OpenGL can do rescaling for us, stick to the default
+ * coordinates and aspect. */
+ p_vout->output.i_width = p_vout->render.i_width;
+ p_vout->output.i_height = p_vout->render.i_height;
+ p_vout->output.i_aspect = p_vout->render.i_aspect;
+
+ /* We know the chroma, allocate a buffer which will be used
+ * directly by the decoder */
+ p_vout->p_picture[0].i_planes = 1;
+ p_sys->p_buffer =
+ malloc( p_sys->i_tex_width * p_sys->i_tex_height * i_pixel_pitch );
+ if( !p_sys->p_buffer )
+ {
+ msg_Err( p_vout, "Out of memory" );
+ return -1;
+ }
+
+ p_vout->p_picture[0].p->p_pixels = p_sys->p_buffer;
+ p_vout->p_picture[0].p->i_lines = p_vout->output.i_height;
+ p_vout->p_picture[0].p->i_pixel_pitch = i_pixel_pitch;
+ p_vout->p_picture[0].p->i_pitch = p_sys->i_tex_width *
+ p_vout->p_picture[0].p->i_pixel_pitch;
+ p_vout->p_picture[0].p->i_visible_pitch = p_vout->output.i_width *
+ p_vout->p_picture[0].p->i_pixel_pitch;
+
+ p_vout->p_picture[0].i_status = DESTROYED_PICTURE;
+ p_vout->p_picture[0].i_type = DIRECT_PICTURE;
+
+ PP_OUTPUTPICTURE[ 0 ] = &p_vout->p_picture[0];
+ I_OUTPUTPICTURES = 1;
+
+ /* Set the texture parameters */
+ glTexParameteri( GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR );
+ glTexParameteri( GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR );
+
+ if( p_sys->i_effect )
+ {
+ glEnable( GL_CULL_FACE);
+ /* glDisable( GL_DEPTH_TEST );
+ glEnable( GL_BLEND );
+ glBlendFunc( GL_SRC_ALPHA, GL_ONE );*/
+
+ /* Set the perpective */
+ glMatrixMode( GL_PROJECTION );
+ glLoadIdentity();
+ glFrustum( -1.0, 1.0, -1.0, 1.0, 3.0, 20.0 );
+ glMatrixMode( GL_MODELVIEW );
+ glLoadIdentity();
+ glTranslatef( 0.0, 0.0, - 5.0 );
+ }
+
+ return 0;
+}
+
+/*****************************************************************************
+ * End: terminate GLX video thread output method
+ *****************************************************************************/
+static void End( vout_thread_t *p_vout )
+{
+ glFinish();
+ glFlush();
+}
+
+/*****************************************************************************
+ * Destroy: destroy GLX video thread output method
+ *****************************************************************************
+ * Terminate an output method created by CreateVout
+ *****************************************************************************/
+static void DestroyVout( vlc_object_t *p_this )
+{
+ vout_thread_t *p_vout = (vout_thread_t *)p_this;
+ vout_sys_t *p_sys = p_vout->p_sys;
+
+ module_Unneed( p_sys->p_vout, p_sys->p_vout->p_module );
+ vlc_object_detach( p_sys->p_vout );
+ vlc_object_destroy( p_sys->p_vout );
+
+ /* Free the texture buffer*/
+ if( p_sys->p_buffer ) free( p_sys->p_buffer );
+
+ free( p_sys );
+}
+
+/*****************************************************************************
+ * Render: render previously calculated output
+ *****************************************************************************/
+static void Render( vout_thread_t *p_vout, picture_t *p_pic )
+{
+ vout_sys_t *p_sys = p_vout->p_sys;
+ float f_width = (float)p_vout->output.i_width / p_sys->i_tex_width;
+ float f_height = (float)p_vout->output.i_height / p_sys->i_tex_height;
+
+ glClear( GL_COLOR_BUFFER_BIT );
+
+ glTexImage2D( GL_TEXTURE_2D, 0, 3,
+ p_sys->i_tex_width, p_sys->i_tex_height , 0,
+ VLCGL_RGB_FORMAT, VLCGL_RGB_TYPE, p_sys->p_buffer );
+
+ if( !p_sys->i_effect )
+ {
+ glEnable( GL_TEXTURE_2D );
+ glBegin( GL_POLYGON );
+ glTexCoord2f( 0.0, 0.0 ); glVertex2f( -1.0, 1.0 );
+ glTexCoord2f( f_width, 0.0 ); glVertex2f( 1.0, 1.0 );
+ glTexCoord2f( f_width, f_height ); glVertex2f( 1.0, -1.0 );
+ glTexCoord2f( 0.0, f_height ); glVertex2f( -1.0, -1.0 );
+ glEnd();
+ }
+ else
+ {
+ glRotatef( 1.0, 0.3, 0.5, 0.7 );
+
+ glEnable( GL_TEXTURE_2D );
+ glBegin( GL_QUADS );
+
+ /* Front */
+ glTexCoord2f( 0, 0 ); glVertex3f( - 1.0, 1.0, 1.0 );
+ glTexCoord2f( 0, f_height ); glVertex3f( - 1.0, - 1.0, 1.0 );
+ glTexCoord2f( f_width, f_height ); glVertex3f( 1.0, - 1.0, 1.0 );
+ glTexCoord2f( f_width, 0 ); glVertex3f( 1.0, 1.0, 1.0 );
+
+ /* Left */
+ glTexCoord2f( 0, 0 ); glVertex3f( - 1.0, 1.0, - 1.0 );
+ glTexCoord2f( 0, f_height ); glVertex3f( - 1.0, - 1.0, - 1.0 );
+ glTexCoord2f( f_width, f_height ); glVertex3f( - 1.0, - 1.0, 1.0 );
+ glTexCoord2f( f_width, 0 ); glVertex3f( - 1.0, 1.0, 1.0 );
+
+ /* Back */
+ glTexCoord2f( 0, 0 ); glVertex3f( 1.0, 1.0, - 1.0 );
+ glTexCoord2f( 0, f_height ); glVertex3f( 1.0, - 1.0, - 1.0 );
+ glTexCoord2f( f_width, f_height ); glVertex3f( - 1.0, - 1.0, - 1.0 );
+ glTexCoord2f( f_width, 0 ); glVertex3f( - 1.0, 1.0, - 1.0 );
+
+ /* Right */
+ glTexCoord2f( 0, 0 ); glVertex3f( 1.0, 1.0, 1.0 );
+ glTexCoord2f( 0, f_height ); glVertex3f( 1.0, - 1.0, 1.0 );
+ glTexCoord2f( f_width, f_height ); glVertex3f( 1.0, - 1.0, - 1.0 );
+ glTexCoord2f( f_width, 0 ); glVertex3f( 1.0, 1.0, - 1.0 );
+
+ /* Top */
+ glTexCoord2f( 0, 0 ); glVertex3f( - 1.0, 1.0, - 1.0 );
+ glTexCoord2f( 0, f_height ); glVertex3f( - 1.0, 1.0, 1.0 );
+ glTexCoord2f( f_width, f_height ); glVertex3f( 1.0, 1.0, 1.0 );
+ glTexCoord2f( f_width, 0 ); glVertex3f( 1.0, 1.0, - 1.0 );
+
+ /* Bottom */
+ glTexCoord2f( 0, 0 ); glVertex3f( - 1.0, - 1.0, 1.0 );
+ glTexCoord2f( 0, f_height ); glVertex3f( - 1.0, - 1.0, - 1.0 );
+ glTexCoord2f( f_width, f_height ); glVertex3f( 1.0, - 1.0, - 1.0 );
+ glTexCoord2f( f_width, 0 ); glVertex3f( 1.0, - 1.0, 1.0 );
+ glEnd();
+ }
+
+ glDisable( GL_TEXTURE_2D);
+}
+
+/*****************************************************************************
+ * DisplayVideo: displays previously rendered output
+ *****************************************************************************/
+static void DisplayVideo( vout_thread_t *p_vout, picture_t *p_pic )
+{
+ vout_sys_t *p_sys = p_vout->p_sys;
+ p_sys->p_vout->pf_swap( p_sys->p_vout );
+}
+
+int GetAlignedSize( int i_size )
+{
+ /* Return the nearest power of 2 */
+ int i_result = 1;
+ while( i_result < i_size )
+ {
+ i_result *= 2;
+ }
+ return i_result;
+}
/*****************************************************************************
- * glx.c: GLX video output
+ * glx.c: GLX OpenGL provider
*****************************************************************************
* Copyright (C) 2004 VideoLAN
* $Id$
*
* Authors: Cyril Deguet <asmax@videolan.org>
+ * Gildas Bazin <gbazin@videolan.org>
*
* 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
/* For the opengl provider interface */
#include "vlc_opengl.h"
+#ifdef HAVE_SYS_SHM_H
+# include <sys/shm.h> /* shmget(), shmctl() */
+#endif
+
#include <X11/Xlib.h>
+#include <X11/Xmd.h>
#include <X11/Xutil.h>
+#include <X11/keysym.h>
+#ifdef HAVE_SYS_SHM_H
+# include <X11/extensions/XShm.h>
+#endif
+#ifdef DPMSINFO_IN_DPMS_H
+# include <X11/extensions/dpms.h>
+#endif
+
#include <GL/glx.h>
-/* Data common to vout and opengl provider structures */
-typedef struct glx_t
-{
- Display *p_display;
- int b_glx13;
- int i_width;
- int i_height;
- int b_fullscreen;
- GLXContext gwctx;
- Window wnd;
- GLXWindow gwnd;
- Atom wm_delete;
-
-} glx_t;
+#include "xcommon.h"
/* RV16 */
//#define VLCGL_RGB_FORMAT GL_RGB
/*****************************************************************************
- * Vout interface
- *****************************************************************************/
-static int CreateVout ( vlc_object_t * );
-static void DestroyVout ( vlc_object_t * );
-static int Init ( vout_thread_t * );
-static void End ( vout_thread_t * );
-static int Manage ( vout_thread_t * );
-static void Render ( vout_thread_t *p_vout, picture_t *p_pic );
-static void DisplayVideo ( vout_thread_t *, picture_t * );
-
-/*****************************************************************************
- * OpenGL providerinterface
+ * OpenGL provider interface
*****************************************************************************/
static int CreateOpenGL ( vlc_object_t * );
static void DestroyOpenGL( vlc_object_t * );
-static int InitOpenGL ( opengl_t *, int, int );
-static void SwapBuffers ( opengl_t * );
-static int HandleEvents ( opengl_t * );
+static void SwapBuffers ( vout_thread_t * );
/*****************************************************************************
* Local prototypes
*****************************************************************************/
-static int OpenDisplay ( vlc_object_t *, glx_t * );
-static void CloseDisplay( glx_t * );
-static int InitGLX12 ( vlc_object_t *, glx_t * );
-static int InitGLX13 ( vlc_object_t *, glx_t * );
-static void CreateWindow( vlc_object_t *, glx_t *, XVisualInfo *);
-static int HandleX11Events( vlc_object_t *, glx_t * );
-static void SwitchContext( glx_t * );
-
-static inline int GetAlignedSize( int i_size );
+static int CheckGLX ( vlc_object_t *, vlc_bool_t * );
+static int InitGLX12 ( vout_thread_t * );
+static int InitGLX13 ( vout_thread_t * );
+static void SwitchContext( vout_thread_t * );
/*****************************************************************************
* Module descriptor
*****************************************************************************/
vlc_module_begin();
- set_description( _("X11 OpenGL (GLX) video output") );
- set_capability( "video output", 20 );
- add_shortcut( "glx" );
- set_callbacks( CreateVout, DestroyVout );
-
- add_submodule();
set_description( _("X11 OpenGL provider") );
set_capability( "opengl provider", 50 );
set_callbacks( CreateOpenGL, DestroyOpenGL );
vlc_module_end();
/*****************************************************************************
- * vout_sys_t: GLX video output method descriptor
- *****************************************************************************
- * This structure is part of the video output thread descriptor.
- * It describes the GLX specific properties of an output thread.
+ * Exported prototypes
*****************************************************************************/
-struct vout_sys_t
-{
- uint8_t *p_buffer;
- int i_index;
- int i_tex_width;
- int i_tex_height;
- GLuint texture;
- int i_effect; //XXX
-
- glx_t glx;
-};
-
-struct opengl_sys_t
-{
- glx_t glx;
-};
-
-
-#define MWM_HINTS_DECORATIONS (1L << 1)
-#define PROP_MWM_HINTS_ELEMENTS 5
-typedef struct mwmhints_t
-{
- uint32_t flags;
- uint32_t functions;
- uint32_t decorations;
- int32_t input_mode;
- uint32_t status;
-} mwmhints_t;
-
-
-/*****************************************************************************
- * CreateVout: allocates GLX video thread output method
- *****************************************************************************
- * This function allocates and initializes a GLX vout method.
- *****************************************************************************/
-static int CreateVout( vlc_object_t *p_this )
-{
- vout_thread_t *p_vout = (vout_thread_t *)p_this;
-
- /* Allocate structure */
- p_vout->p_sys = malloc( sizeof( vout_sys_t ) );
- if( p_vout->p_sys == NULL )
- {
- msg_Err( p_vout, "out of memory" );
- return( 1 );
- }
-
- //XXX set to 0 to disable the cube effect
- p_vout->p_sys->i_effect = 1;
-
- p_vout->p_sys->glx.i_width = p_vout->i_window_width;
- p_vout->p_sys->glx.i_height = p_vout->i_window_height;
- p_vout->p_sys->glx.b_fullscreen = 0;
-
- /* A texture must have a size aligned on a power of 2 */
- p_vout->p_sys->i_tex_width = GetAlignedSize( p_vout->render.i_width );
- p_vout->p_sys->i_tex_height = GetAlignedSize( p_vout->render.i_height );
-
- msg_Dbg( p_vout, "Texture size: %dx%d", p_vout->p_sys->i_tex_width,
- p_vout->p_sys->i_tex_height );
-
- /* Open and initialize device */
- if( OpenDisplay( p_this, &p_vout->p_sys->glx ) )
- {
- msg_Err( p_vout, "cannot open display" );
- free( p_vout->p_sys );
- return( 1 );
- }
-
- p_vout->pf_init = Init;
- p_vout->pf_end = End;
- p_vout->pf_manage = Manage;
- p_vout->pf_render = Render;
- p_vout->pf_display = DisplayVideo;
-
- return( 0 );
-}
-
-/*****************************************************************************
- * Init: initialize GLX video thread output method
- *****************************************************************************/
-static int Init( vout_thread_t *p_vout )
-{
- int i_pixel_pitch;
-
- /* No YUV textures :( */
-
-#if VLCGL_RGB_FORMAT == GL_RGB
-# if VLCGL_RGB_TYPE == GL_UNSIGNED_BYTE
- p_vout->output.i_chroma = VLC_FOURCC('R','V','2','4');
- p_vout->output.i_rmask = 0x000000ff;
- p_vout->output.i_gmask = 0x0000ff00;
- p_vout->output.i_bmask = 0x00ff0000;
- i_pixel_pitch = 3;
-# else
- p_vout->output.i_chroma = VLC_FOURCC('R','V','1','6');
- p_vout->output.i_rmask = 0xf800;
- p_vout->output.i_gmask = 0x07e0;
- p_vout->output.i_bmask = 0x001f;
- i_pixel_pitch = 2;
-# endif
-#else
- p_vout->output.i_chroma = VLC_FOURCC('R','V','3','2');
- p_vout->output.i_rmask = 0x000000ff;
- p_vout->output.i_gmask = 0x0000ff00;
- p_vout->output.i_bmask = 0x00ff0000;
- i_pixel_pitch = 4;
-#endif
-
- /* Since OpenGL can do rescaling for us, stick to the default
- * coordinates and aspect. */
- p_vout->output.i_width = p_vout->render.i_width;
- p_vout->output.i_height = p_vout->render.i_height;
- p_vout->output.i_aspect = p_vout->render.i_aspect;
-
- /* We know the chroma, allocate a buffer which will be used
- * directly by the decoder */
- p_vout->p_picture[0].i_planes = 1;
- p_vout->p_sys->p_buffer =
- malloc( p_vout->p_sys->i_tex_width * p_vout->p_sys->i_tex_height *
- i_pixel_pitch );
- if( !p_vout->p_sys->p_buffer )
- {
- msg_Err( p_vout, "Out of memory" );
- return -1;
- }
-
- p_vout->p_picture[0].p->p_pixels = p_vout->p_sys->p_buffer;
- p_vout->p_picture[0].p->i_lines = p_vout->output.i_height;
- p_vout->p_picture[0].p->i_pixel_pitch = i_pixel_pitch;
- p_vout->p_picture[0].p->i_pitch = p_vout->p_sys->i_tex_width *
- p_vout->p_picture[0].p->i_pixel_pitch;
- p_vout->p_picture[0].p->i_visible_pitch = p_vout->output.i_width *
- p_vout->p_picture[0].p->i_pixel_pitch;
-
- p_vout->p_picture[0].i_status = DESTROYED_PICTURE;
- p_vout->p_picture[0].i_type = DIRECT_PICTURE;
-
- PP_OUTPUTPICTURE[ 0 ] = &p_vout->p_picture[0];
- I_OUTPUTPICTURES = 1;
-
- SwitchContext( &p_vout->p_sys->glx );
-
- /* Set the texture parameters */
- glTexParameteri( GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR );
- glTexParameteri( GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR );
-
- if( p_vout->p_sys->i_effect )
- {
- glEnable( GL_CULL_FACE);
- /* glDisable( GL_DEPTH_TEST );
- glEnable( GL_BLEND );
- glBlendFunc( GL_SRC_ALPHA, GL_ONE );*/
-
- /* Set the perpective */
- glMatrixMode( GL_PROJECTION );
- glLoadIdentity();
- glFrustum( -1.0, 1.0, -1.0, 1.0, 3.0, 20.0 );
- glMatrixMode( GL_MODELVIEW );
- glLoadIdentity();
- glTranslatef( 0.0, 0.0, - 5.0 );
- }
-
- return 0;
-}
-
-/*****************************************************************************
- * End: terminate GLX video thread output method
- *****************************************************************************/
-static void End( vout_thread_t *p_vout )
-{
- ;
-}
-
-/*****************************************************************************
- * Destroy: destroy GLX video thread output method
- *****************************************************************************
- * Terminate an output method created by CreateVout
- *****************************************************************************/
-static void DestroyVout( vlc_object_t *p_this )
-{
- vout_thread_t *p_vout = (vout_thread_t *)p_this;
-
- CloseDisplay( &p_vout->p_sys->glx );
-
- /* Free the texture buffer*/
- if( p_vout->p_sys->p_buffer )
- {
- free( p_vout->p_sys->p_buffer );
- }
-
- free( p_vout->p_sys );
-}
+extern int E_(Activate) ( vlc_object_t * );
+extern void E_(Deactivate) ( vlc_object_t * );
/*****************************************************************************
* CreateOpenGL: initialize an OpenGL provider
*****************************************************************************/
static int CreateOpenGL( vlc_object_t *p_this )
{
- opengl_t *p_opengl = (opengl_t*)p_this;
-
- /* Allocate the structure */
- p_opengl->p_sys = malloc(sizeof(opengl_sys_t));
-
- /* Set the function pointers */
- p_opengl->pf_init = InitOpenGL;
- p_opengl->pf_swap = SwapBuffers;
- p_opengl->pf_handle_events = HandleEvents;
-
- p_opengl->p_sys->glx.wnd = None;
-
- return VLC_SUCCESS;
-}
-
-/*****************************************************************************
- * DestroyOpenGL: destroys an OpenGL provider
- *****************************************************************************/
-static void DestroyOpenGL( vlc_object_t *p_this )
-{
- opengl_t *p_opengl = (opengl_t*)p_this;
-
- /* Free the structure */
- free(p_opengl->p_sys);
-}
-
-/*****************************************************************************
- * InitOpenGL: creates the OpenGL window
- *****************************************************************************/
-static int InitOpenGL( opengl_t *p_opengl, int i_width, int i_height )
-{
- p_opengl->p_sys->glx.i_width = i_width;
- p_opengl->p_sys->glx.i_height = i_height;
- p_opengl->p_sys->glx.b_fullscreen = 0;
+ vout_thread_t *p_vout = (vout_thread_t *)p_this;
+ vlc_bool_t b_glx13;
- if( OpenDisplay( (vlc_object_t*)p_opengl, &p_opengl->p_sys->glx ) )
+ if( CheckGLX( p_this, &b_glx13 ) != VLC_SUCCESS )
{
- msg_Err( p_opengl, "Cannot create OpenGL window" );
+ msg_Err( p_vout, "no GLX support" );
return VLC_EGENERIC;
}
- /* Set the OpenGL context _for the current thread_ */
- SwitchContext( &p_opengl->p_sys->glx );
-
- return VLC_SUCCESS;
-}
-
-/*****************************************************************************
- * SwapBuffers: swap front/back buffers
- *****************************************************************************/
-static void SwapBuffers( opengl_t *p_opengl )
-{
- if( p_opengl->p_sys->glx.b_glx13 )
- {
- glXSwapBuffers( p_opengl->p_sys->glx.p_display,
- p_opengl->p_sys->glx.gwnd );
- }
- else
+ if( E_(Activate)( p_this ) != VLC_SUCCESS )
{
- glXSwapBuffers( p_opengl->p_sys->glx.p_display,
- p_opengl->p_sys->glx.wnd );
+ return VLC_EGENERIC;
}
-}
-/*****************************************************************************
- * HandleEvents: handle window events
- *****************************************************************************/
-static int HandleEvents( opengl_t *p_opengl )
-{
- int i_ret =
- HandleX11Events( (vlc_object_t*)p_opengl, &p_opengl->p_sys->glx );
- if( i_ret )
- {
- /* close the window */
- CloseDisplay( &p_opengl->p_sys->glx );
- }
- return i_ret;
-}
+ /* Set the function pointer */
+ p_vout->pf_swap = SwapBuffers;
+ p_vout->p_sys->b_glx13 = b_glx13;
-/*****************************************************************************
- * Manage: handle X11 events
- *****************************************************************************
- * This function should be called regularly by video output thread. It manages
- * console events. It returns a non null value on error.
- *****************************************************************************/
-static int Manage( vout_thread_t *p_vout )
-{
- if( HandleX11Events( (vlc_object_t*)p_vout, &p_vout->p_sys->glx ) )
+ /* Initialize GLX */
+ if( !b_glx13 )
{
- /* the user wants to close the window */
- playlist_t * p_playlist =
- (playlist_t *)vlc_object_find( p_vout, VLC_OBJECT_PLAYLIST,
- FIND_ANYWHERE );
- if( p_playlist != NULL )
+ if( InitGLX12( p_vout ) != VLC_SUCCESS )
{
- playlist_Stop( p_playlist );
- vlc_object_release( p_playlist );
+ return VLC_EGENERIC;
}
}
- return 0;
-}
-
-static int HandleX11Events( vlc_object_t *p_thread, glx_t *p_glx )
-{
- Display *p_display;
-
- p_display = p_glx->p_display;
-
- /* loop on X11 events */
- while( XPending( p_display ) > 0 )
+ else
{
- XEvent evt;
- XNextEvent( p_display, &evt );
- switch( evt.type )
+ if( InitGLX13( p_vout ) != VLC_SUCCESS )
{
- case ClientMessage:
- {
- /* Delete notification */
- if( (evt.xclient.format == 32) &&
- ((Atom)evt.xclient.data.l[0] ==
- p_glx->wm_delete) )
- {
- return -1;
- }
- break;
- }
+ return VLC_EGENERIC;
}
}
- return 0;
+
+ /* Set the OpenGL context _for the current thread_ */
+ SwitchContext( p_vout );
+
+ return VLC_SUCCESS;
}
/*****************************************************************************
- * Render: render previously calculated output
+ * DestroyOpenGL: destroys an OpenGL provider
*****************************************************************************/
-static void Render( vout_thread_t *p_vout, picture_t *p_pic )
+static void DestroyOpenGL( vlc_object_t *p_this )
{
+ vout_thread_t *p_vout = (vout_thread_t *)p_this;
vout_sys_t *p_sys = p_vout->p_sys;
- float f_width = (float)p_vout->output.i_width / p_sys->i_tex_width;
- float f_height = (float)p_vout->output.i_height / p_sys->i_tex_height;
- glClear(GL_COLOR_BUFFER_BIT);
-
- glTexImage2D (GL_TEXTURE_2D, 0, 3, p_vout->p_sys->i_tex_width,
- p_vout->p_sys->i_tex_height , 0,
- VLCGL_RGB_FORMAT, VLCGL_RGB_TYPE,
- p_vout->p_sys->p_buffer);
-
- if( !p_vout->p_sys->i_effect )
+ glXDestroyContext( p_sys->p_display, p_sys->gwctx );
+ if( p_sys->b_glx13 )
{
- glEnable( GL_TEXTURE_2D );
- glBegin( GL_POLYGON );
- glTexCoord2f( 0.0, 0.0 ); glVertex2f( -1.0, 1.0 );
- glTexCoord2f( f_width, 0.0 ); glVertex2f( 1.0, 1.0 );
- glTexCoord2f( f_width, f_height ); glVertex2f( 1.0, -1.0 );
- glTexCoord2f( 0.0, f_height ); glVertex2f( -1.0, -1.0 );
- glEnd();
+ glXDestroyWindow( p_sys->p_display, p_sys->gwnd );
}
- else
- {
- glRotatef( 1.0, 0.3, 0.5, 0.7 );
-
- glEnable( GL_TEXTURE_2D );
- glBegin( GL_QUADS );
-
- /* Front */
- glTexCoord2f( 0, 0 ); glVertex3f( - 1.0, 1.0, 1.0 );
- glTexCoord2f( 0, f_height ); glVertex3f( - 1.0, - 1.0, 1.0 );
- glTexCoord2f( f_width, f_height ); glVertex3f( 1.0, - 1.0, 1.0 );
- glTexCoord2f( f_width, 0 ); glVertex3f( 1.0, 1.0, 1.0 );
-
- /* Left */
- glTexCoord2f( 0, 0 ); glVertex3f( - 1.0, 1.0, - 1.0 );
- glTexCoord2f( 0, f_height ); glVertex3f( - 1.0, - 1.0, - 1.0 );
- glTexCoord2f( f_width, f_height ); glVertex3f( - 1.0, - 1.0, 1.0 );
- glTexCoord2f( f_width, 0 ); glVertex3f( - 1.0, 1.0, 1.0 );
-
- /* Back */
- glTexCoord2f( 0, 0 ); glVertex3f( 1.0, 1.0, - 1.0 );
- glTexCoord2f( 0, f_height ); glVertex3f( 1.0, - 1.0, - 1.0 );
- glTexCoord2f( f_width, f_height ); glVertex3f( - 1.0, - 1.0, - 1.0 );
- glTexCoord2f( f_width, 0 ); glVertex3f( - 1.0, 1.0, - 1.0 );
-
- /* Right */
- glTexCoord2f( 0, 0 ); glVertex3f( 1.0, 1.0, 1.0 );
- glTexCoord2f( 0, f_height ); glVertex3f( 1.0, - 1.0, 1.0 );
- glTexCoord2f( f_width, f_height ); glVertex3f( 1.0, - 1.0, - 1.0 );
- glTexCoord2f( f_width, 0 ); glVertex3f( 1.0, 1.0, - 1.0 );
-
- /* Top */
- glTexCoord2f( 0, 0 ); glVertex3f( - 1.0, 1.0, - 1.0 );
- glTexCoord2f( 0, f_height ); glVertex3f( - 1.0, 1.0, 1.0 );
- glTexCoord2f( f_width, f_height ); glVertex3f( 1.0, 1.0, 1.0 );
- glTexCoord2f( f_width, 0 ); glVertex3f( 1.0, 1.0, - 1.0 );
-
- /* Bottom */
- glTexCoord2f( 0, 0 ); glVertex3f( - 1.0, - 1.0, 1.0 );
- glTexCoord2f( 0, f_height ); glVertex3f( - 1.0, - 1.0, - 1.0 );
- glTexCoord2f( f_width, f_height ); glVertex3f( 1.0, - 1.0, - 1.0 );
- glTexCoord2f( f_width, 0 ); glVertex3f( 1.0, - 1.0, 1.0 );
- glEnd();
- }
-
- glDisable( GL_TEXTURE_2D);
-}
-/*****************************************************************************
- * DisplayVideo: displays previously rendered output
- *****************************************************************************/
-static void DisplayVideo( vout_thread_t *p_vout, picture_t *p_pic )
-{
- if( p_vout->p_sys->glx.b_glx13 )
- {
- glXSwapBuffers( p_vout->p_sys->glx.p_display,
- p_vout->p_sys->glx.gwnd );
- }
- else
- {
- glXSwapBuffers( p_vout->p_sys->glx.p_display,
- p_vout->p_sys->glx.wnd );
- }
+ E_(Deactivate)( p_this );
}
/*****************************************************************************
* OpenDisplay: open and initialize OpenGL device
*****************************************************************************/
-static int OpenDisplay( vlc_object_t *p_thread, glx_t *p_glx )
+static int CheckGLX( vlc_object_t *p_this, vlc_bool_t *b_glx13 )
{
Display *p_display;
int i_opcode, i_evt, i_err;
int i_maj, i_min;
/* Open the display */
- p_glx->p_display = p_display = XOpenDisplay( NULL );
+ p_display = XOpenDisplay( NULL );
if( !p_display )
{
- msg_Err( p_thread, "Cannot open display" );
- return -1;
+ msg_Err( p_this, "Cannot open display" );
+ return VLC_EGENERIC;
}
/* Check for GLX extension */
if( !XQueryExtension( p_display, "GLX", &i_opcode, &i_evt, &i_err ) )
{
- msg_Err( p_thread, "GLX extension not supported" );
- return -1;
+ msg_Err( p_this, "GLX extension not supported" );
+ return VLC_EGENERIC;
}
if( !glXQueryExtension( p_display, &i_err, &i_evt ) )
{
- msg_Err( p_thread, "glXQueryExtension failed" );
- return -1;
+ msg_Err( p_this, "glXQueryExtension failed" );
+ return VLC_EGENERIC;
}
/* Check GLX version */
if (!glXQueryVersion( p_display, &i_maj, &i_min ) )
{
- msg_Err( p_thread, "glXQueryVersion failed" );
- return -1;
+ msg_Err( p_this, "glXQueryVersion failed" );
+ return VLC_EGENERIC;
}
if( i_maj <= 0 || ((i_maj == 1) && (i_min < 3)) )
{
- p_glx->b_glx13 = 0;
- msg_Dbg( p_thread, "Using GLX 1.2 API" );
- if( InitGLX12( p_thread, p_glx ) == -1 )
- {
- return -1;
- }
+ *b_glx13 = VLC_FALSE;
+ msg_Dbg( p_this, "Using GLX 1.2 API" );
}
else
{
- p_glx->b_glx13 = 1;
- msg_Dbg( p_thread, "Using GLX 1.3 API" );
- if( InitGLX13( p_thread, p_glx ) == -1 )
- {
- return -1;
- }
- }
-
- XMapWindow( p_display, p_glx->wnd );
- if( p_glx->b_fullscreen )
- {
- //XXX
- XMoveWindow( p_display, p_glx->wnd, 0, 0 );
+ *b_glx13 = VLC_TRUE;
+ msg_Dbg( p_this, "Using GLX 1.3 API" );
}
- XFlush( p_display );
- return 0;
-}
-
-/*****************************************************************************
- * CloseDisplay: close and reset OpenGL device
- *****************************************************************************
- * Returns all resources allocated by OpenDisplay and restore the original
- * state of the device.
- *****************************************************************************/
-static void CloseDisplay( glx_t *p_glx )
-{
- Display *p_display;
- if (p_glx->wnd == None )
- {
- // Already closed or not opened...
- return;
- }
-
- glFlush();
- p_display = p_glx->p_display;
- glXDestroyContext( p_display, p_glx->gwctx );
- if( p_glx->b_glx13 )
- {
- glXDestroyWindow( p_display, p_glx->gwnd );
- }
- XDestroyWindow( p_display, p_glx->wnd );
- p_glx->wnd = None;
+ return VLC_SUCCESS;
}
-int InitGLX12( vlc_object_t *p_thread, glx_t *p_glx )
+int InitGLX12( vout_thread_t *p_vout )
{
- Display *p_display;
+ vout_sys_t *p_sys = p_vout->p_sys;
XVisualInfo *p_vi;
- GLXContext gwctx;
int p_attr[] = { GLX_RGBA, GLX_RED_SIZE, 5, GLX_GREEN_SIZE, 5,
- GLX_BLUE_SIZE, 5, GLX_DOUBLEBUFFER,
- 0 };
+ GLX_BLUE_SIZE, 5, GLX_DOUBLEBUFFER, 0 };
- p_display = p_glx->p_display;
-
- p_vi = glXChooseVisual( p_display, DefaultScreen( p_display), p_attr );
+ p_vi = glXChooseVisual( p_sys->p_display,
+ DefaultScreen( p_sys->p_display), p_attr );
if(! p_vi )
{
- msg_Err( p_thread, "Cannot get GLX 1.2 visual" );
- return -1;
+ msg_Err( p_vout, "Cannot get GLX 1.2 visual" );
+ return VLC_EGENERIC;
}
- /* Create the window */
- CreateWindow( p_thread, p_glx, p_vi );
-
- /* Create an OpenGL context */
- p_glx->gwctx = gwctx = glXCreateContext( p_display, p_vi, 0, True );
- if( !gwctx )
+ /* Create an OpenGL context */
+ p_sys->gwctx = glXCreateContext( p_sys->p_display, p_vi, 0, True );
+ XFree( p_vi );
+ if( !p_sys->gwctx )
{
- msg_Err( p_thread, "Cannot create OpenGL context");
- XFree( p_vi );
- return -1;
+ msg_Err( p_vout, "Cannot create OpenGL context");
+ return VLC_EGENERIC;
}
- XFree( p_vi );
- return 0;
+ return VLC_SUCCESS;
}
-int InitGLX13( vlc_object_t *p_thread, glx_t *p_glx )
+int InitGLX13( vout_thread_t *p_vout )
{
- Display *p_display;
+ vout_sys_t *p_sys = p_vout->p_sys;
int i_nbelem;
GLXFBConfig *p_fbconfs, fbconf;
XVisualInfo *p_vi;
- GLXContext gwctx;
int p_attr[] = { GLX_RED_SIZE, 5, GLX_GREEN_SIZE, 5,
GLX_BLUE_SIZE, 5, GLX_DOUBLEBUFFER, True,
GLX_DRAWABLE_TYPE, GLX_WINDOW_BIT, 0 };
- p_display = p_glx->p_display;
-
/* Get the FB configuration */
- p_fbconfs = glXChooseFBConfig( p_display, 0, p_attr, &i_nbelem );
+ p_fbconfs = glXChooseFBConfig( p_sys->p_display, 0, p_attr, &i_nbelem );
if( (i_nbelem <= 0) || !p_fbconfs )
{
- msg_Err( p_thread, "Cannot get FB configurations");
- if( p_fbconfs )
- {
- XFree( p_fbconfs );
- }
- return -1;
+ msg_Err( p_vout, "Cannot get FB configurations");
+ if( p_fbconfs ) XFree( p_fbconfs );
+ return VLC_EGENERIC;
}
fbconf = p_fbconfs[0];
/* Get the X11 visual */
- p_vi = glXGetVisualFromFBConfig( p_display, fbconf );
+ p_vi = glXGetVisualFromFBConfig( p_sys->p_display, fbconf );
if( !p_vi )
{
- msg_Err( p_thread, "Cannot get X11 visual" );
+ msg_Err( p_vout, "Cannot get X11 visual" );
XFree( p_fbconfs );
- return -1;
+ return VLC_EGENERIC;
}
-
- /* Create the window */
- CreateWindow( p_thread, p_glx, p_vi );
-
XFree( p_vi );
/* Create the GLX window */
- p_glx->gwnd = glXCreateWindow( p_display, fbconf, p_glx->wnd, NULL );
- if( p_glx->gwnd == None )
+ p_sys->gwnd = glXCreateWindow( p_sys->p_display, fbconf,
+ p_sys->p_win->video_window, NULL );
+ if( p_sys->gwnd == None )
{
- msg_Err( p_thread, "Cannot create GLX window" );
- return -1;
+ msg_Err( p_vout, "Cannot create GLX window" );
+ return VLC_EGENERIC;
}
/* Create an OpenGL context */
- p_glx->gwctx = gwctx = glXCreateNewContext( p_display, fbconf,
- GLX_RGBA_TYPE, NULL, True );
- if( !gwctx )
+ p_sys->gwctx = glXCreateNewContext( p_sys->p_display, fbconf,
+ GLX_RGBA_TYPE, NULL, True );
+ XFree( p_fbconfs );
+ if( !p_sys->gwctx )
{
- msg_Err( p_thread, "Cannot create OpenGL context");
- XFree( p_fbconfs );
- return -1;
+ msg_Err( p_vout, "Cannot create OpenGL context");
+ return VLC_EGENERIC;
}
- XFree( p_fbconfs );
- return 0;
+ return VLC_SUCCESS;
}
-void CreateWindow( vlc_object_t *p_thread, glx_t *p_glx, XVisualInfo *p_vi )
+/*****************************************************************************
+ * SwapBuffers: swap front/back buffers
+ *****************************************************************************/
+static void SwapBuffers( vout_thread_t *p_vout )
{
- Display *p_display;
- XSetWindowAttributes xattr;
- Window wnd;
- Colormap cm;
- XSizeHints* p_size_hints;
- Atom prop;
- mwmhints_t mwmhints;
-
- p_display = p_glx->p_display;
-
- /* Create a colormap */
- cm = XCreateColormap( p_display, RootWindow( p_display, p_vi->screen ),
- p_vi->visual, AllocNone );
-
- /* Create the window */
- xattr.background_pixel = BlackPixel( p_display, DefaultScreen(p_display) );
- xattr.border_pixel = 0;
- xattr.colormap = cm;
- p_glx->wnd = wnd = XCreateWindow( p_display, DefaultRootWindow(p_display),
- 0, 0, p_glx->i_width, p_glx->i_height, 0, p_vi->depth,
- InputOutput, p_vi->visual,
- CWBackPixel | CWBorderPixel | CWColormap, &xattr);
-
- /* Allow the window to be deleted by the window manager */
- p_glx->wm_delete = XInternAtom( p_display, "WM_DELETE_WINDOW", False );
- XSetWMProtocols( p_display, wnd, &p_glx->wm_delete, 1 );
-
- if( p_glx->b_fullscreen )
- {
- mwmhints.flags = MWM_HINTS_DECORATIONS;
- mwmhints.decorations = False;
+ vout_sys_t *p_sys = p_vout->p_sys;
- prop = XInternAtom( p_display, "_MOTIF_WM_HINTS", False );
- XChangeProperty( p_display, wnd, prop, prop, 32, PropModeReplace,
- (unsigned char *)&mwmhints, PROP_MWM_HINTS_ELEMENTS );
+ if( p_sys->b_glx13 )
+ {
+ glXSwapBuffers( p_sys->p_display, p_sys->gwnd );
}
else
{
- /* Prevent the window from being resized */
- p_size_hints = XAllocSizeHints();
- p_size_hints->flags = PMinSize | PMaxSize;
- p_size_hints->min_width = p_glx->i_width;
- p_size_hints->min_height = p_glx->i_height;
- p_size_hints->max_width = p_glx->i_width;
- p_size_hints->max_height = p_glx->i_height;
- XSetWMNormalHints( p_display, wnd, p_size_hints );
- XFree( p_size_hints );
+ glXSwapBuffers( p_sys->p_display, p_sys->p_win->video_window );
}
- XSelectInput( p_display, wnd, KeyPressMask );
}
-void SwitchContext( glx_t *p_glx )
+void SwitchContext( vout_thread_t *p_vout )
{
+ vout_sys_t *p_sys = p_vout->p_sys;
+
/* Change the current OpenGL context */
- if( p_glx->b_glx13 )
+ if( p_sys->b_glx13 )
{
- glXMakeContextCurrent( p_glx->p_display, p_glx->gwnd,
- p_glx->gwnd, p_glx->gwctx );
+ glXMakeContextCurrent( p_sys->p_display, p_sys->gwnd,
+ p_sys->gwnd, p_sys->gwctx );
}
else
{
- glXMakeCurrent( p_glx->p_display, p_glx->wnd,
- p_glx->gwctx );
- }
-}
-
-int GetAlignedSize( int i_size )
-{
- /* Return the nearest power of 2 */
- int i_result = 1;
- while( i_result < i_size )
- {
- i_result *= 2;
+ glXMakeCurrent( p_sys->p_display, p_sys->p_win->video_window,
+ p_sys->gwctx );
}
- return i_result;
}
projects / vlc / commitdiff