bool VAApiWriter::open()
{
addParam( "Zoom" );
addParam( "AspectRatio" );
addParam( "Deinterlace" );
addParam( "PrepareForHWBobDeint", true );
addParam( "Hue" );
addParam( "Saturation" );
addParam( "Brightness" );
addParam( "Contrast" );
clr();
VADisp = vaGetDisplay( QX11Info::display() );
int minor, major;
if ( vaInitialize( VADisp, &minor, &major ) == VA_STATUS_SUCCESS )
{
const QString vendor = vaQueryVendorString( VADisp );
isVDPAU = vendor.contains( "VDPAU" );
if ( isVDPAU && !allowVDPAU )
return false;
isXvBA = vendor.contains( "XvBA" );
int numProfiles = vaMaxNumProfiles( VADisp );
VAProfile profiles[ numProfiles ];
if ( vaQueryConfigProfiles( VADisp, profiles, &numProfiles ) == VA_STATUS_SUCCESS )
{
for ( int i = 0 ; i < numProfiles ; ++i )
profileList.push_back( profiles[ i ] );
return true;
}
}
return false;
}
static void vaapi_encode_h264_write_identifier(PutBitContext *pbc,
VAAPIEncodeContext *ctx,
VAAPIEncodePicture *pic)
{
const char *lavc = LIBAVCODEC_IDENT;
const char *vaapi = VA_VERSION_S;
const char *driver = vaQueryVendorString(ctx->hwctx->display);
char tmp[256];
int i;
// Random (version 4) ISO 11578 UUID.
uint8_t uuid[16] = {
0x59, 0x94, 0x8b, 0x28, 0x11, 0xec, 0x45, 0xaf,
0x96, 0x75, 0x19, 0xd4, 0x1f, 0xea, 0xa9, 0x4d,
};
for (i = 0; i < 16; i++)
u(8, uuid[i], uuid_iso_iec_11578);
snprintf(tmp, sizeof(tmp), "%s / VAAPI %s / %s", lavc, vaapi, driver);
for (i = 0; i < sizeof(tmp) && tmp[i]; i++)
u(8, tmp[i], user_data_payload_byte);
}
bool Create(void)
{
m_x_disp = OpenMythXDisplay();
if (!m_x_disp)
return false;
MythXLocker locker(m_x_disp);
if (m_va_disp_type == kVADisplayGLX)
{
MythMainWindow *mw = GetMythMainWindow();
if (!mw)
return false;
MythRenderOpenGL *gl =
static_cast<MythRenderOpenGL*>(mw->GetRenderDevice());
if (!gl)
{
LOG(VB_PLAYBACK, LOG_ERR, LOC +
QString("Failed to get OpenGL context - you must use the "
"OpenGL UI painter for VAAPI GLX support."));
return false;
}
gl->makeCurrent();
Display *display = glXGetCurrentDisplay();
gl->doneCurrent();
m_va_disp = vaGetDisplayGLX(display);
}
else
{
m_va_disp = vaGetDisplay(m_x_disp->GetDisplay());
}
if (!m_va_disp)
{
LOG(VB_GENERAL, LOG_ERR, LOC + "Failed to create VADisplay");
return false;
}
int major_ver, minor_ver;
INIT_ST;
va_status = vaInitialize(m_va_disp, &major_ver, &minor_ver);
CHECK_ST;
if (ok)
m_driver = vaQueryVendorString(m_va_disp);
static bool debugged = false;
if (ok && !debugged)
{
debugged = true;
LOG(VB_GENERAL, LOG_INFO, LOC + QString("Version: %1.%2")
.arg(major_ver).arg(minor_ver));
LOG(VB_GENERAL, LOG_INFO, LOC + QString("Driver : %1").arg(m_driver));
}
if (ok)
{
LOG(VB_PLAYBACK, LOG_INFO, LOC +
QString("Created VAAPI %1 display")
.arg(m_va_disp_type == kVADisplayGLX ? "GLX" : "X11"));
}
return ok;
}
static int Create( vlc_va_t *va, AVCodecContext *ctx, enum PixelFormat pix_fmt,
const es_format_t *fmt, picture_sys_t *p_sys )
{
if( pix_fmt != AV_PIX_FMT_VAAPI_VLD )
return VLC_EGENERIC;
(void) fmt;
(void) p_sys;
#ifdef VLC_VA_BACKEND_XLIB
if( !vlc_xlib_init( VLC_OBJECT(va) ) )
{
msg_Warn( va, "Ignoring VA-X11 API" );
return VLC_EGENERIC;
}
#endif
VAProfile i_profile, *p_profiles_list;
bool b_supported_profile = false;
int i_profiles_nb = 0;
unsigned count = 3;
/* */
switch( ctx->codec_id )
{
case AV_CODEC_ID_MPEG1VIDEO:
case AV_CODEC_ID_MPEG2VIDEO:
i_profile = VAProfileMPEG2Main;
count = 4;
break;
case AV_CODEC_ID_MPEG4:
i_profile = VAProfileMPEG4AdvancedSimple;
break;
case AV_CODEC_ID_WMV3:
i_profile = VAProfileVC1Main;
break;
case AV_CODEC_ID_VC1:
i_profile = VAProfileVC1Advanced;
break;
case AV_CODEC_ID_H264:
i_profile = VAProfileH264High;
count = 18;
break;;
default:
return VLC_EGENERIC;
}
count += ctx->thread_count;
vlc_va_sys_t *sys;
void *mem;
assert(popcount(sizeof (sys->surfaces)) == 1);
if (unlikely(posix_memalign(&mem, sizeof (sys->surfaces), sizeof (*sys))))
return VLC_ENOMEM;
sys = mem;
memset(sys, 0, sizeof (*sys));
/* */
sys->hw_ctx.display = NULL;
sys->hw_ctx.config_id = VA_INVALID_ID;
sys->hw_ctx.context_id = VA_INVALID_ID;
sys->width = ctx->coded_width;
sys->height = ctx->coded_height;
sys->count = count;
sys->available = (1 << sys->count) - 1;
assert(count < sizeof (sys->available) * CHAR_BIT);
assert(count * sizeof (sys->surfaces[0]) <= sizeof (sys->surfaces));
/* Create a VA display */
#ifdef VLC_VA_BACKEND_XLIB
sys->p_display_x11 = XOpenDisplay(NULL);
if( !sys->p_display_x11 )
{
msg_Err( va, "Could not connect to X server" );
goto error;
}
sys->hw_ctx.display = vaGetDisplay(sys->p_display_x11);
#endif
#ifdef VLC_VA_BACKEND_DRM
sys->drm_fd = vlc_open("/dev/dri/card0", O_RDWR);
if( sys->drm_fd == -1 )
{
msg_Err( va, "Could not access rendering device: %m" );
goto error;
}
sys->hw_ctx.display = vaGetDisplayDRM(sys->drm_fd);
#endif
if (sys->hw_ctx.display == NULL)
{
msg_Err( va, "Could not get a VAAPI device" );
goto error;
}
int major, minor;
if (vaInitialize(sys->hw_ctx.display, &major, &minor))
{
msg_Err( va, "Failed to initialize the VAAPI device" );
goto error;
}
/* Check if the selected profile is supported */
i_profiles_nb = vaMaxNumProfiles(sys->hw_ctx.display);
p_profiles_list = calloc( i_profiles_nb, sizeof( VAProfile ) );
if( !p_profiles_list )
goto error;
if (vaQueryConfigProfiles(sys->hw_ctx.display, p_profiles_list,
&i_profiles_nb) == VA_STATUS_SUCCESS)
{
for( int i = 0; i < i_profiles_nb; i++ )
{
if ( p_profiles_list[i] == i_profile )
{
b_supported_profile = true;
break;
}
}
}
free( p_profiles_list );
if ( !b_supported_profile )
{
msg_Dbg( va, "Codec and profile not supported by the hardware" );
goto error;
}
/* Create a VA configuration */
VAConfigAttrib attrib;
memset( &attrib, 0, sizeof(attrib) );
attrib.type = VAConfigAttribRTFormat;
if (vaGetConfigAttributes(sys->hw_ctx.display, i_profile, VAEntrypointVLD,
&attrib, 1))
goto error;
/* Not sure what to do if not, I don't have a way to test */
if( (attrib.value & VA_RT_FORMAT_YUV420) == 0 )
goto error;
if (vaCreateConfig(sys->hw_ctx.display, i_profile, VAEntrypointVLD,
&attrib, 1, &sys->hw_ctx.config_id))
{
sys->hw_ctx.config_id = VA_INVALID_ID;
goto error;
}
/* Create surfaces */
assert(ctx->coded_width > 0 && ctx->coded_height > 0);
if (vaCreateSurfaces(sys->hw_ctx.display, VA_RT_FORMAT_YUV420,
ctx->coded_width, ctx->coded_height,
sys->surfaces, sys->count, NULL, 0))
{
goto error;
}
/* Create a context */
if (vaCreateContext(sys->hw_ctx.display, sys->hw_ctx.config_id,
ctx->coded_width, ctx->coded_height, VA_PROGRESSIVE,
sys->surfaces, sys->count, &sys->hw_ctx.context_id))
{
sys->hw_ctx.context_id = VA_INVALID_ID;
vaDestroySurfaces(sys->hw_ctx.display, sys->surfaces, sys->count);
goto error;
}
if (FindFormat(sys))
goto error;
if (unlikely(CopyInitCache(&sys->image_cache, ctx->coded_width)))
goto error;
vlc_mutex_init(&sys->lock);
msg_Dbg(va, "using %s image format 0x%08x",
sys->do_derive ? "derive" : "get", sys->format.fourcc);
ctx->hwaccel_context = &sys->hw_ctx;
va->sys = sys;
va->description = vaQueryVendorString(sys->hw_ctx.display);
va->get = Get;
va->release = Release;
va->extract = Extract;
return VLC_SUCCESS;
error:
if (sys->hw_ctx.context_id != VA_INVALID_ID)
{
vaDestroyContext(sys->hw_ctx.display, sys->hw_ctx.context_id);
vaDestroySurfaces(sys->hw_ctx.display, sys->surfaces, sys->count);
}
if (sys->hw_ctx.config_id != VA_INVALID_ID)
vaDestroyConfig(sys->hw_ctx.display, sys->hw_ctx.config_id);
if (sys->hw_ctx.display != NULL)
vaTerminate(sys->hw_ctx.display);
#ifdef VLC_VA_BACKEND_XLIB
if( sys->p_display_x11 != NULL )
XCloseDisplay( sys->p_display_x11 );
#endif
#ifdef VLC_VA_BACKEND_DRM
if( sys->drm_fd != -1 )
close( sys->drm_fd );
#endif
free( sys );
return VLC_EGENERIC;
}
