/*****************************************************************************
* opengl.c: OpenGL video output
*****************************************************************************
- * Copyright (C) 2004 VideoLAN
+ * Copyright (C) 2004 the VideoLAN team
* $Id$
*
* Authors: Cyril Deguet <asmax@videolan.org>
*
* 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.
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
*****************************************************************************/
/*****************************************************************************
#include <vlc/vlc.h>
#include <vlc/vout.h>
-#ifdef SYS_DARWIN
+#ifdef __APPLE__
#include <OpenGL/gl.h>
#include <OpenGL/glext.h>
#define VLCGL_RGB_FORMAT GL_RGBA
#define VLCGL_RGB_TYPE GL_UNSIGNED_BYTE
+/* YUY2 */
+#ifndef YCBCR_MESA
+#define YCBCR_MESA 0x8757
+#endif
+#ifndef UNSIGNED_SHORT_8_8_MESA
+#define UNSIGNED_SHORT_8_8_MESA 0x85BA
+#endif
+#define VLCGL_YUV_FORMAT YCBCR_MESA
+#define VLCGL_YUV_TYPE UNSIGNED_SHORT_8_8_MESA
+
/* Use RGB on Win32/GLX */
#define VLCGL_FORMAT VLCGL_RGB_FORMAT
#define VLCGL_TYPE VLCGL_RGB_TYPE
+//#define VLCGL_FORMAT VLCGL_YUV_FORMAT
+//#define VLCGL_TYPE VLCGL_YUV_TYPE
+#endif
+
+#ifndef GL_CLAMP_TO_EDGE
+# define GL_CLAMP_TO_EDGE 0x812F
#endif
/* OpenGL effects */
* Module descriptor
*****************************************************************************/
#define SPEED_TEXT N_( "OpenGL cube rotation speed" )
-#define SPEED_LONGTEXT N_( "If the OpenGL cube effect is enabled, this " \
- "controls its rotation speed." )
+/*****************************************************************************
+ * Module descriptor
+ *****************************************************************************/
+#define SPEED_TEXT N_( "OpenGL cube rotation speed" )
+#define SPEED_LONGTEXT N_( "Rotation speed of the OpenGL cube effect, if " \
+ "enabled." )
-#define EFFECT_TEXT N_("Select effect")
+#define EFFECT_TEXT N_("Effect")
#define EFFECT_LONGTEXT N_( \
- "Allows you to select different visual effects.")
+ "Several visual OpenGL effects are available." )
static char *ppsz_effects[] = {
"none", "cube", "transparent-cube" };
set_category( CAT_VIDEO );
set_subcategory( SUBCAT_VIDEO_VOUT );
set_description( _("OpenGL video output") );
-#ifdef SYS_DARWIN
+#ifdef __APPLE__
set_capability( "video output", 200 );
#else
set_capability( "video output", 20 );
var_Create( p_vout, "opengl-effect", VLC_VAR_STRING | VLC_VAR_DOINHERIT );
p_sys->i_index = 0;
-#ifdef SYS_DARWIN
- p_sys->i_tex_width = p_vout->render.i_width;
- p_sys->i_tex_height = p_vout->render.i_height;
+#ifdef __APPLE__
+ p_sys->i_tex_width = p_vout->fmt_in.i_width;
+ p_sys->i_tex_height = p_vout->fmt_in.i_height;
#else
/* 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 );
+ p_sys->i_tex_width = GetAlignedSize( p_vout->fmt_in.i_width );
+ p_sys->i_tex_height = GetAlignedSize( p_vout->fmt_in.i_height );
#endif
msg_Dbg( p_vout, "Texture size: %dx%d", p_sys->i_tex_width,
p_sys->p_vout->render.i_width = p_vout->render.i_width;
p_sys->p_vout->render.i_height = p_vout->render.i_height;
p_sys->p_vout->render.i_aspect = p_vout->render.i_aspect;
+ p_sys->p_vout->fmt_render = p_vout->fmt_render;
+ p_sys->p_vout->fmt_in = p_vout->fmt_in;
p_sys->p_vout->b_scale = p_vout->b_scale;
p_sys->p_vout->i_alignment = p_vout->i_alignment;
var_Create( p_sys->p_vout, "mouse-y", VLC_VAR_INTEGER );
var_Create( p_sys->p_vout, "mouse-moved", VLC_VAR_BOOL );
var_Create( p_sys->p_vout, "mouse-clicked", VLC_VAR_INTEGER );
+ var_Create( p_sys->p_vout, "mouse-button-down", VLC_VAR_INTEGER );
var_Create( p_sys->p_vout, "video-on-top",
VLC_VAR_BOOL | VLC_VAR_DOINHERIT );
var_AddCallback( p_sys->p_vout, "mouse-y", SendEvents, p_vout );
var_AddCallback( p_sys->p_vout, "mouse-moved", SendEvents, p_vout );
var_AddCallback( p_sys->p_vout, "mouse-clicked", SendEvents, p_vout );
+ var_AddCallback( p_sys->p_vout, "mouse-button-down", SendEvents, p_vout );
return VLC_SUCCESS;
}
p_sys->p_vout->pf_init( p_sys->p_vout );
-#ifdef SYS_DARWIN
+/* TODO: We use YCbCr on Mac which is Y422, but on OSX it seems to == YUY2. Verify */
+#if ( defined( WORDS_BIGENDIAN ) && VLCGL_FORMAT == GL_YCBCR_422_APPLE ) || (VLCGL_FORMAT == YCBCR_MESA)
p_vout->output.i_chroma = VLC_FOURCC('Y','U','Y','2');
- p_vout->output.i_rmask = 0x00ff0000;
- p_vout->output.i_gmask = 0x0000ff00;
- p_vout->output.i_bmask = 0x000000ff;
i_pixel_pitch = 2;
-#else
-#if VLCGL_RGB_FORMAT == GL_RGB
-# if VLCGL_RGB_TYPE == GL_UNSIGNED_BYTE
+
+#elif (VLCGL_FORMAT == GL_YCBCR_422_APPLE)
+ p_vout->output.i_chroma = VLC_FOURCC('U','Y','V','Y');
+ i_pixel_pitch = 2;
+
+#elif VLCGL_FORMAT == GL_RGB
+# if VLCGL_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_gmask = 0x0000ff00;
p_vout->output.i_bmask = 0x00ff0000;
i_pixel_pitch = 4;
-#endif
#endif
/* Since OpenGL can do rescaling for us, stick to the default
p_vout->output.i_height = p_vout->render.i_height;
p_vout->output.i_aspect = p_vout->render.i_aspect;
+ p_vout->fmt_out = p_vout->fmt_in;
+ p_vout->fmt_out.i_chroma = p_vout->output.i_chroma;
+
/* We know the chroma, allocate one buffer which will be used
* directly by the decoder */
p_sys->pp_buffer[0] =
malloc( p_sys->i_tex_width * p_sys->i_tex_height * i_pixel_pitch );
if( !p_sys->pp_buffer[0] )
{
- msg_Err( p_vout, "Out of memory" );
+ msg_Err( p_vout, "out of memory" );
return -1;
}
p_sys->pp_buffer[1] =
malloc( p_sys->i_tex_width * p_sys->i_tex_height * i_pixel_pitch );
if( !p_sys->pp_buffer[1] )
{
- msg_Err( p_vout, "Out of memory" );
+ msg_Err( p_vout, "out of memory" );
return -1;
}
i_fullscreen_change = ( p_vout->i_changes & VOUT_FULLSCREEN_CHANGE );
+ p_vout->fmt_out.i_x_offset = p_sys->p_vout->fmt_in.i_x_offset =
+ p_vout->fmt_in.i_x_offset;
+ p_vout->fmt_out.i_y_offset = p_sys->p_vout->fmt_in.i_y_offset =
+ p_vout->fmt_in.i_y_offset;
+ p_vout->fmt_out.i_visible_width = p_sys->p_vout->fmt_in.i_visible_width =
+ p_vout->fmt_in.i_visible_width;
+ p_vout->fmt_out.i_visible_height = p_sys->p_vout->fmt_in.i_visible_height =
+ p_vout->fmt_in.i_visible_height;
+ p_vout->fmt_out.i_aspect = p_sys->p_vout->fmt_in.i_aspect =
+ p_vout->fmt_in.i_aspect;
+ p_vout->fmt_out.i_sar_num = p_sys->p_vout->fmt_in.i_sar_num =
+ p_vout->fmt_in.i_sar_num;
+ p_vout->fmt_out.i_sar_den = p_sys->p_vout->fmt_in.i_sar_den =
+ p_vout->fmt_in.i_sar_den;
+ p_vout->output.i_aspect = p_vout->fmt_in.i_aspect;
+
p_sys->p_vout->i_changes = p_vout->i_changes;
i_ret = p_sys->p_vout->pf_manage( p_sys->p_vout );
p_vout->i_changes = p_sys->p_vout->i_changes;
-#ifdef SYS_DARWIN
+#ifdef __APPLE__
if( p_sys->p_vout->pf_lock &&
p_sys->p_vout->pf_lock( p_sys->p_vout ) )
{
return;
}
-#ifdef SYS_DARWIN
+#ifdef __APPLE__
int i_new_index;
i_new_index = ( p_sys->i_index + 1 ) & 1;
/* Update the texture */
glBindTexture( VLCGL_TARGET, p_sys->p_textures[i_new_index] );
- glTexSubImage2D( VLCGL_TARGET, 0, 0, 0, p_sys->i_tex_width,
- p_sys->i_tex_height, VLCGL_FORMAT, VLCGL_TYPE,
- p_sys->pp_buffer[i_new_index] );
+ glTexSubImage2D( VLCGL_TARGET, 0, 0, 0,
+ p_vout->fmt_out.i_width,
+ p_vout->fmt_out.i_height,
+ VLCGL_FORMAT, VLCGL_TYPE, p_sys->pp_buffer[i_new_index] );
/* Bind to the previous texture for drawing */
glBindTexture( VLCGL_TARGET, p_sys->p_textures[p_sys->i_index] );
#else
/* Update the texture */
glTexSubImage2D( GL_TEXTURE_2D, 0, 0, 0,
- p_vout->render.i_width, p_vout->render.i_height,
- VLCGL_RGB_FORMAT, VLCGL_RGB_TYPE, p_sys->pp_buffer[0] );
+ p_vout->fmt_out.i_width,
+ p_vout->fmt_out.i_height,
+ VLCGL_FORMAT, VLCGL_TYPE, p_sys->pp_buffer[0] );
#endif
if( p_sys->p_vout->pf_unlock )
static void DisplayVideo( vout_thread_t *p_vout, picture_t *p_pic )
{
vout_sys_t *p_sys = p_vout->p_sys;
- float f_width, f_height;
+ float f_width, f_height, f_x, f_y;
+
+ if( p_sys->p_vout->pf_lock &&
+ p_sys->p_vout->pf_lock( p_sys->p_vout ) )
+ {
+ msg_Warn( p_vout, "could not lock OpenGL provider" );
+ return;
+ }
/* glTexCoord works differently with GL_TEXTURE_2D and
GL_TEXTURE_RECTANGLE_EXT */
-#ifdef SYS_DARWIN
- f_width = (float)p_vout->output.i_width;
- f_height = (float)p_vout->output.i_height;
+#ifdef __APPLE__
+ f_x = (float)p_vout->fmt_out.i_x_offset;
+ f_y = (float)p_vout->fmt_out.i_y_offset;
+ f_width = (float)p_vout->fmt_out.i_x_offset +
+ (float)p_vout->fmt_out.i_visible_width;
+ f_height = (float)p_vout->fmt_out.i_y_offset +
+ (float)p_vout->fmt_out.i_visible_height;
#else
- f_width = (float)p_vout->output.i_width / p_sys->i_tex_width;
- f_height = (float)p_vout->output.i_height / p_sys->i_tex_height;
+ f_x = (float)p_vout->fmt_out.i_x_offset / p_sys->i_tex_width;
+ f_y = (float)p_vout->fmt_out.i_y_offset / p_sys->i_tex_height;
+ f_width = ( (float)p_vout->fmt_out.i_x_offset +
+ p_vout->fmt_out.i_visible_width ) / p_sys->i_tex_width;
+ f_height = ( (float)p_vout->fmt_out.i_y_offset +
+ p_vout->fmt_out.i_visible_height ) / p_sys->i_tex_height;
#endif
/* Why drawing here and not in Render()? Because this way, the
OpenGL providers can call pf_display to force redraw. Currently,
the OS X provider uses it to get a smooth window resizing */
- if( p_sys->p_vout->pf_lock &&
- p_sys->p_vout->pf_lock( p_sys->p_vout ) )
- {
- msg_Warn( p_vout, "could not lock OpenGL provider" );
- return;
- }
-
glClear( GL_COLOR_BUFFER_BIT );
if( p_sys->i_effect == OPENGL_EFFECT_NONE )
{
glEnable( VLCGL_TARGET );
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_x, f_y ); glVertex2f( -1.0, 1.0 );
+ glTexCoord2f( f_width, f_y ); 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 );
+ glTexCoord2f( f_x, f_height ); glVertex2f( -1.0, -1.0 );
glEnd();
}
else
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_x, f_y ); glVertex3f( - 1.0, 1.0, 1.0 );
+ glTexCoord2f( f_x, 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 );
+ glTexCoord2f( f_width, f_y ); 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_x, f_y ); glVertex3f( - 1.0, 1.0, - 1.0 );
+ glTexCoord2f( f_x, 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 );
+ glTexCoord2f( f_width, f_y ); 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_x, f_y ); glVertex3f( 1.0, 1.0, - 1.0 );
+ glTexCoord2f( f_x, 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 );
+ glTexCoord2f( f_width, f_y ); 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_x, f_y ); glVertex3f( 1.0, 1.0, 1.0 );
+ glTexCoord2f( f_x, 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 );
+ glTexCoord2f( f_width, f_y ); 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_x, f_y ); glVertex3f( - 1.0, 1.0, - 1.0 );
+ glTexCoord2f( f_x, 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 );
+ glTexCoord2f( f_width, f_y ); 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_x, f_y ); glVertex3f( - 1.0, - 1.0, 1.0 );
+ glTexCoord2f( f_x, 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 );
+ glTexCoord2f( f_width, f_y ); glVertex3f( 1.0, - 1.0, 1.0 );
glEnd();
}
for( i_index = 0; i_index < 2; i_index++ )
{
glBindTexture( VLCGL_TARGET, p_sys->p_textures[i_index] );
-
+
/* Set the texture parameters */
glTexParameterf( VLCGL_TARGET, GL_TEXTURE_PRIORITY, 1.0 );
-
- glTexParameteri( VLCGL_TARGET, GL_TEXTURE_MAG_FILTER, GL_LINEAR );
- glTexParameteri( VLCGL_TARGET, GL_TEXTURE_MIN_FILTER, GL_LINEAR );
-
+
glTexParameteri( VLCGL_TARGET, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE );
glTexParameteri( VLCGL_TARGET, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE );
-
+
+ glTexParameteri( VLCGL_TARGET, GL_TEXTURE_MAG_FILTER, GL_LINEAR );
+ glTexParameteri( VLCGL_TARGET, GL_TEXTURE_MIN_FILTER, GL_LINEAR );
+
glTexEnvf( GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE );
-#ifdef SYS_DARWIN
+#ifdef __APPLE__
/* Tell the driver not to make a copy of the texture but to use
our buffer */
glEnable( GL_UNPACK_CLIENT_STORAGE_APPLE );
glPixelStorei( GL_UNPACK_CLIENT_STORAGE_APPLE, GL_TRUE );
-
+
#if 0
/* Use VRAM texturing */
glTexParameteri( VLCGL_TARGET, GL_TEXTURE_STORAGE_HINT_APPLE,
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