static void Close( vlc_va_vaapi_t *p_va )
{
if( p_va->i_surface_width || p_va->i_surface_height )
DestroySurfaces( p_va );
if( p_va->i_config_id != VA_INVALID_ID )
vaDestroyConfig( p_va->p_display, p_va->i_config_id );
if( p_va->p_display )
vaTerminate( p_va->p_display );
if( p_va->p_display_x11 )
XCloseDisplay( p_va->p_display_x11 );
}
static int Setup( vlc_va_t *p_external, void **pp_hw_ctx, vlc_fourcc_t *pi_chroma,
int i_width, int i_height )
{
vlc_va_vaapi_t *p_va = vlc_va_vaapi_Get(p_external);
if( p_va->i_surface_width == i_width &&
p_va->i_surface_height == i_height )
{
*pp_hw_ctx = &p_va->hw_ctx;
*pi_chroma = p_va->i_surface_chroma;
return VLC_SUCCESS;
}
*pp_hw_ctx = NULL;
*pi_chroma = 0;
if( p_va->i_surface_width || p_va->i_surface_height )
DestroySurfaces( p_va );
if( i_width > 0 && i_height > 0 )
return CreateSurfaces( p_va, pp_hw_ctx, pi_chroma, i_width, i_height );
return VLC_EGENERIC;
}
CSurfaceHelper::~CSurfaceHelper()
{
DestroySurfaces();
iSurfaces.Close();
iManager.Close();
}
static int CreateSurfaces( vlc_va_vaapi_t *p_va, void **pp_hw_ctx, vlc_fourcc_t *pi_chroma,
int i_width, int i_height )
{
assert( i_width > 0 && i_height > 0 );
/* */
p_va->p_surface = calloc( p_va->i_surface_count, sizeof(*p_va->p_surface) );
if( !p_va->p_surface )
return VLC_EGENERIC;
p_va->image.image_id = VA_INVALID_ID;
p_va->i_context_id = VA_INVALID_ID;
/* Create surfaces */
VASurfaceID pi_surface_id[p_va->i_surface_count];
if( vaCreateSurfaces( p_va->p_display, i_width, i_height, VA_RT_FORMAT_YUV420,
p_va->i_surface_count, pi_surface_id ) )
{
for( int i = 0; i < p_va->i_surface_count; i++ )
p_va->p_surface[i].i_id = VA_INVALID_SURFACE;
goto error;
}
for( int i = 0; i < p_va->i_surface_count; i++ )
{
vlc_va_surface_t *p_surface = &p_va->p_surface[i];
p_surface->i_id = pi_surface_id[i];
p_surface->i_refcount = 0;
p_surface->i_order = 0;
}
/* Create a context */
if( vaCreateContext( p_va->p_display, p_va->i_config_id,
i_width, i_height, VA_PROGRESSIVE,
pi_surface_id, p_va->i_surface_count, &p_va->i_context_id ) )
{
p_va->i_context_id = VA_INVALID_ID;
goto error;
}
/* Find and create a supported image chroma */
int i_fmt_count = vaMaxNumImageFormats( p_va->p_display );
VAImageFormat *p_fmt = calloc( i_fmt_count, sizeof(*p_fmt) );
if( !p_fmt )
goto error;
if( vaQueryImageFormats( p_va->p_display, p_fmt, &i_fmt_count ) )
{
free( p_fmt );
goto error;
}
VAImage testImage;
if(vaDeriveImage(p_va->p_display, pi_surface_id[0], &testImage) == VA_STATUS_SUCCESS)
{
p_va->b_supports_derive = true;
vaDestroyImage(p_va->p_display, testImage.image_id);
}
vlc_fourcc_t i_chroma = 0;
VAImageFormat fmt;
for( int i = 0; i < i_fmt_count; i++ )
{
if( p_fmt[i].fourcc == VA_FOURCC( 'Y', 'V', '1', '2' ) ||
p_fmt[i].fourcc == VA_FOURCC( 'I', '4', '2', '0' ) ||
p_fmt[i].fourcc == VA_FOURCC( 'N', 'V', '1', '2' ) )
{
if( vaCreateImage( p_va->p_display, &p_fmt[i], i_width, i_height, &p_va->image ) )
{
p_va->image.image_id = VA_INVALID_ID;
continue;
}
/* Validate that vaGetImage works with this format */
if( vaGetImage( p_va->p_display, pi_surface_id[0],
0, 0, i_width, i_height,
p_va->image.image_id) )
{
vaDestroyImage( p_va->p_display, p_va->image.image_id );
p_va->image.image_id = VA_INVALID_ID;
continue;
}
i_chroma = VLC_CODEC_YV12;
fmt = p_fmt[i];
break;
}
}
free( p_fmt );
if( !i_chroma )
goto error;
*pi_chroma = i_chroma;
if(p_va->b_supports_derive)
{
vaDestroyImage( p_va->p_display, p_va->image.image_id );
p_va->image.image_id = VA_INVALID_ID;
}
if( unlikely(CopyInitCache( &p_va->image_cache, i_width )) )
goto error;
/* Setup the ffmpeg hardware context */
*pp_hw_ctx = &p_va->hw_ctx;
memset( &p_va->hw_ctx, 0, sizeof(p_va->hw_ctx) );
p_va->hw_ctx.display = p_va->p_display;
p_va->hw_ctx.config_id = p_va->i_config_id;
p_va->hw_ctx.context_id = p_va->i_context_id;
/* */
p_va->i_surface_chroma = i_chroma;
p_va->i_surface_width = i_width;
p_va->i_surface_height = i_height;
return VLC_SUCCESS;
error:
DestroySurfaces( p_va );
return VLC_EGENERIC;
}
DXVA2Decoder::~DXVA2Decoder(void)
{
DestroyDecoder();
DestroySurfaces();
DestroyVideoService();
}
