Commit d8aaa1c5 authored by Antoine Cellerier's avatar Antoine Cellerier

Add new --sdl-chroma option to force the used chroma.

parent 37f3331d
......@@ -98,6 +98,11 @@ static int NewPicture ( vout_thread_t *, picture_t * );
static void SetPalette ( vout_thread_t *,
uint16_t *, uint16_t *, uint16_t * );
#define CHROMA_TEXT N_("SDL chroma format")
#define CHROMA_LONGTEXT N_( \
"Force the SDL renderer to use a specific chroma format instead of " \
"trying to improve performances by using the most efficient one.")
/*****************************************************************************
* Module descriptor
*****************************************************************************/
......@@ -108,6 +113,7 @@ vlc_module_begin();
set_description( _("Simple DirectMedia Layer video output") );
set_capability( "video output", 60 );
add_shortcut( "sdl" );
add_string( "sdl-chroma", NULL, NULL, CHROMA_TEXT, CHROMA_LONGTEXT, VLC_TRUE );
set_callbacks( Open, Close );
/* XXX: check for conflicts with the SDL audio output */
var_Create( p_module->p_libvlc_global, "sdl", VLC_VAR_MUTEX );
......@@ -615,6 +621,8 @@ static int OpenDisplay( vout_thread_t *p_vout )
/* SDL fucked up fourcc definitions on bigendian machines */
uint32_t i_sdl_chroma;
char *psz_chroma = NULL;
uint32_t i_chroma = 0;
/* Set main window's size */
p_vout->p_sys->i_width = p_vout->b_fullscreen ? p_vout->output.i_width :
......@@ -646,8 +654,25 @@ static int OpenDisplay( vout_thread_t *p_vout )
SDL_LockSurface( p_vout->p_sys->p_display );
if( ( psz_chroma = config_GetPsz( p_vout, "sdl-chroma" ) ) )
{
if( strlen( psz_chroma ) >= 4 )
{
memcpy(&i_chroma, psz_chroma, 4);
msg_Dbg( p_vout, "Forcing chroma to 0x%.8x (%4.4s)", i_chroma, (char*)&i_chroma );
}
else
{
free( psz_chroma );
psz_chroma = NULL;
}
}
/* Choose the chroma we will try first. */
switch( p_vout->render.i_chroma )
do
{
if( !psz_chroma ) i_chroma = 0;
switch( i_chroma ? i_chroma : p_vout->render.i_chroma )
{
case VLC_FOURCC('Y','U','Y','2'):
case VLC_FOURCC('Y','U','N','V'):
......@@ -672,11 +697,16 @@ static int OpenDisplay( vout_thread_t *p_vout )
i_sdl_chroma = SDL_YV12_OVERLAY;
break;
}
free( psz_chroma ); psz_chroma = NULL;
p_vout->p_sys->p_overlay =
SDL_CreateYUVOverlay( 32, 32, i_sdl_chroma, p_vout->p_sys->p_display );
SDL_CreateYUVOverlay( 32, 32, i_sdl_chroma,
p_vout->p_sys->p_display );
/* FIXME: if the first overlay we find is software, don't stop,
* because we may find a hardware one later ... */
}
while( i_chroma && !p_vout->p_sys->p_overlay );
/* If this best choice failed, fall back to other chromas */
if( p_vout->p_sys->p_overlay == NULL )
......
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