mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-12-26 02:00:33 +00:00
082a56599b
Check for global-alpha support in GstVideoOverlayComposition API. Signed-off-by: Gwenole Beauchesne <gwenole.beauchesne@intel.com>
392 lines
10 KiB
C
392 lines
10 KiB
C
/*
|
|
* gstvaapiutils.c - VA-API utilities
|
|
*
|
|
* Copyright (C) 2010-2011 Splitted-Desktop Systems
|
|
* Copyright (C) 2011-2012 Intel Corporation
|
|
*
|
|
* This library is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU Lesser General Public License
|
|
* as published by the Free Software Foundation; either version 2.1
|
|
* of the License, or (at your option) any later version.
|
|
*
|
|
* This library 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
|
|
* Lesser General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU Lesser General Public
|
|
* License along with this library; if not, write to the Free
|
|
* Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
|
|
* Boston, MA 02110-1301 USA
|
|
*/
|
|
|
|
#include "sysdeps.h"
|
|
#include "gstvaapicompat.h"
|
|
#include "gstvaapiutils.h"
|
|
#include "gstvaapisurface.h"
|
|
#include "gstvaapisubpicture.h"
|
|
#include <stdio.h>
|
|
#include <stdarg.h>
|
|
|
|
#define DEBUG 1
|
|
#include "gstvaapidebug.h"
|
|
|
|
#define CONCAT(a, b) CONCAT_(a, b)
|
|
#define CONCAT_(a, b) a##b
|
|
#define STRINGIFY(x) STRINGIFY_(x)
|
|
#define STRINGIFY_(x) #x
|
|
#define STRCASEP(p, x) STRCASE(CONCAT(p, x))
|
|
#define STRCASE(x) case x: return STRINGIFY(x)
|
|
|
|
/* Check VA status for success or print out an error */
|
|
gboolean
|
|
vaapi_check_status(VAStatus status, const char *msg)
|
|
{
|
|
if (status != VA_STATUS_SUCCESS) {
|
|
GST_DEBUG("%s: %s", msg, vaErrorStr(status));
|
|
return FALSE;
|
|
}
|
|
return TRUE;
|
|
}
|
|
|
|
/* Maps VA buffer */
|
|
void *
|
|
vaapi_map_buffer(VADisplay dpy, VABufferID buf_id)
|
|
{
|
|
VAStatus status;
|
|
void *data = NULL;
|
|
|
|
status = vaMapBuffer(dpy, buf_id, &data);
|
|
if (!vaapi_check_status(status, "vaMapBuffer()"))
|
|
return NULL;
|
|
return data;
|
|
}
|
|
|
|
/* Unmaps VA buffer */
|
|
void
|
|
vaapi_unmap_buffer(VADisplay dpy, VABufferID buf_id, void **pbuf)
|
|
{
|
|
VAStatus status;
|
|
|
|
if (pbuf)
|
|
*pbuf = NULL;
|
|
|
|
status = vaUnmapBuffer(dpy, buf_id);
|
|
if (!vaapi_check_status(status, "vaUnmapBuffer()"))
|
|
return;
|
|
}
|
|
|
|
/* Creates and maps VA buffer */
|
|
gboolean
|
|
vaapi_create_buffer(
|
|
VADisplay dpy,
|
|
VAContextID ctx,
|
|
int type,
|
|
unsigned int size,
|
|
gconstpointer buf,
|
|
VABufferID *buf_id_ptr,
|
|
gpointer *mapped_data
|
|
)
|
|
{
|
|
VABufferID buf_id;
|
|
VAStatus status;
|
|
gpointer data = (gpointer)buf;
|
|
|
|
status = vaCreateBuffer(dpy, ctx, type, size, 1, data, &buf_id);
|
|
if (!vaapi_check_status(status, "vaCreateBuffer()"))
|
|
return FALSE;
|
|
|
|
if (mapped_data) {
|
|
data = vaapi_map_buffer(dpy, buf_id);
|
|
if (!data)
|
|
goto error;
|
|
*mapped_data = data;
|
|
}
|
|
|
|
*buf_id_ptr = buf_id;
|
|
return TRUE;
|
|
|
|
error:
|
|
vaapi_destroy_buffer(dpy, &buf_id);
|
|
return FALSE;
|
|
}
|
|
|
|
/* Destroy VA buffer */
|
|
void
|
|
vaapi_destroy_buffer(VADisplay dpy, VABufferID *buf_id_ptr)
|
|
{
|
|
if (!buf_id_ptr || *buf_id_ptr == VA_INVALID_ID)
|
|
return;
|
|
|
|
vaDestroyBuffer(dpy, *buf_id_ptr);
|
|
*buf_id_ptr = VA_INVALID_ID;
|
|
}
|
|
|
|
/* Return a string representation of a VAProfile */
|
|
const char *string_of_VAProfile(VAProfile profile)
|
|
{
|
|
switch (profile) {
|
|
#define MAP(profile) \
|
|
STRCASEP(VAProfile, profile)
|
|
MAP(MPEG2Simple);
|
|
MAP(MPEG2Main);
|
|
MAP(MPEG4Simple);
|
|
MAP(MPEG4AdvancedSimple);
|
|
MAP(MPEG4Main);
|
|
#if VA_CHECK_VERSION(0,32,0)
|
|
MAP(JPEGBaseline);
|
|
MAP(H263Baseline);
|
|
MAP(H264ConstrainedBaseline);
|
|
#endif
|
|
MAP(H264Baseline);
|
|
MAP(H264Main);
|
|
MAP(H264High);
|
|
MAP(VC1Simple);
|
|
MAP(VC1Main);
|
|
MAP(VC1Advanced);
|
|
#undef MAP
|
|
default: break;
|
|
}
|
|
return "<unknown>";
|
|
}
|
|
|
|
/* Return a string representation of a VAEntrypoint */
|
|
const char *string_of_VAEntrypoint(VAEntrypoint entrypoint)
|
|
{
|
|
switch (entrypoint) {
|
|
#define MAP(entrypoint) \
|
|
STRCASEP(VAEntrypoint, entrypoint)
|
|
MAP(VLD);
|
|
MAP(IZZ);
|
|
MAP(IDCT);
|
|
MAP(MoComp);
|
|
MAP(Deblocking);
|
|
#undef MAP
|
|
default: break;
|
|
}
|
|
return "<unknown>";
|
|
}
|
|
|
|
/* Return a string representation of a VADisplayAttributeType */
|
|
const char *
|
|
string_of_VADisplayAttributeType(VADisplayAttribType attribute_type)
|
|
{
|
|
switch (attribute_type) {
|
|
#define MAP(attribute_type) \
|
|
STRCASEP(VADisplayAttrib, attribute_type)
|
|
MAP(Brightness);
|
|
MAP(Contrast);
|
|
MAP(Hue);
|
|
MAP(Saturation);
|
|
MAP(BackgroundColor);
|
|
#if !VA_CHECK_VERSION(0,34,0)
|
|
MAP(DirectSurface);
|
|
#endif
|
|
MAP(Rotation);
|
|
MAP(OutofLoopDeblock);
|
|
#if VA_CHECK_VERSION(0,31,1) && !VA_CHECK_VERSION(0,34,0)
|
|
MAP(BLEBlackMode);
|
|
MAP(BLEWhiteMode);
|
|
MAP(BlueStretch);
|
|
MAP(SkinColorCorrection);
|
|
#endif
|
|
MAP(CSCMatrix);
|
|
MAP(BlendColor);
|
|
MAP(OverlayAutoPaintColorKey);
|
|
MAP(OverlayColorKey);
|
|
MAP(RenderMode);
|
|
MAP(RenderDevice);
|
|
MAP(RenderRect);
|
|
#undef MAP
|
|
default: break;
|
|
}
|
|
return "<unknown>";
|
|
}
|
|
|
|
/**
|
|
* from_GstVaapiSubpictureFlags:
|
|
* @flags: the #GstVaapiSubpictureFlags
|
|
*
|
|
* Converts #GstVaapiSubpictureFlags to flags suitable for
|
|
* vaAssociateSubpicture().
|
|
*/
|
|
guint
|
|
from_GstVaapiSubpictureFlags(guint flags)
|
|
{
|
|
guint va_flags = 0;
|
|
|
|
if (flags & GST_VAAPI_SUBPICTURE_FLAG_GLOBAL_ALPHA)
|
|
va_flags |= VA_SUBPICTURE_GLOBAL_ALPHA;
|
|
#ifdef VA_SUBPICTURE_PREMULTIPLIED_ALPHA
|
|
if (flags & GST_VAAPI_SUBPICTURE_FLAG_PREMULTIPLIED_ALPHA)
|
|
flags |= VA_SUBPICTURE_PREMULTIPLIED_ALPHA;
|
|
#endif
|
|
return va_flags;
|
|
}
|
|
|
|
/**
|
|
* to_GstVaapiSubpictureFlags:
|
|
* @flags: the #GstVaapiSubpictureFlags flags to translate
|
|
*
|
|
* Converts vaQuerySubpictureFormats() @flags to #GstVaapiSubpictureFlags
|
|
* flags.
|
|
*
|
|
* Return value: the #GstVaapiSubpictureFlags flags
|
|
*/
|
|
guint
|
|
to_GstVaapiSubpictureFlags(guint va_flags)
|
|
{
|
|
guint flags = 0;
|
|
|
|
if (va_flags & VA_SUBPICTURE_GLOBAL_ALPHA)
|
|
flags |= GST_VAAPI_SUBPICTURE_FLAG_GLOBAL_ALPHA;
|
|
#ifdef VA_SUBPICTURE_PREMULTIPLIED_ALPHA
|
|
if (va_flags & VA_SUBPICTURE_PREMULTIPLIED_ALPHA)
|
|
flags |= GST_VAAPI_SUBPICTURE_FLAG_PREMULTIPLIED_ALPHA;
|
|
#endif
|
|
return flags;
|
|
}
|
|
|
|
/**
|
|
* from_GstVideoOverlayFormatFlags:
|
|
* @flags: the #GstVideoOverlayFormatFlags flags to translate
|
|
*
|
|
* Converts #GstVaapiSubpictureFlags to #GstVaapiSubpictureFlags.
|
|
*
|
|
* Return value: the #GstVaapiSubpictureFlags flags
|
|
*/
|
|
guint
|
|
from_GstVideoOverlayFormatFlags(guint ovl_flags)
|
|
{
|
|
guint flags = 0;
|
|
|
|
#ifdef HAVE_GST_VIDEO_OVERLAY_HWCAPS
|
|
if (ovl_flags & GST_VIDEO_OVERLAY_FORMAT_FLAG_PREMULTIPLIED_ALPHA)
|
|
flags |= GST_VAAPI_SUBPICTURE_FLAG_PREMULTIPLIED_ALPHA;
|
|
if (ovl_flags & GST_VIDEO_OVERLAY_FORMAT_FLAG_GLOBAL_ALPHA)
|
|
flags |= GST_VAAPI_SUBPICTURE_FLAG_GLOBAL_ALPHA;
|
|
#endif
|
|
return flags;
|
|
}
|
|
|
|
/**
|
|
* to_GstVideoOverlayFormatFlags:
|
|
* @flags: the #GstVaapiSubpictureFlags flags to translate
|
|
*
|
|
* Converts #GstVaapiSubpictureFlags to #GstVideoOverlayFormatFlags.
|
|
*
|
|
* Return value: the #GstVideoOverlayFormatFlags flags
|
|
*/
|
|
guint
|
|
to_GstVideoOverlayFormatFlags(guint flags)
|
|
{
|
|
guint ovl_flags = 0;
|
|
|
|
#ifdef HAVE_GST_VIDEO_OVERLAY_HWCAPS
|
|
if (flags & GST_VAAPI_SUBPICTURE_FLAG_PREMULTIPLIED_ALPHA)
|
|
ovl_flags |= GST_VIDEO_OVERLAY_FORMAT_FLAG_PREMULTIPLIED_ALPHA;
|
|
if (flags & GST_VAAPI_SUBPICTURE_FLAG_GLOBAL_ALPHA)
|
|
ovl_flags |= GST_VIDEO_OVERLAY_FORMAT_FLAG_GLOBAL_ALPHA;
|
|
#endif
|
|
return ovl_flags;
|
|
}
|
|
|
|
/**
|
|
* from_GstVaapiSurfaceRenderFlags:
|
|
* @flags: the #GstVaapiSurfaceRenderFlags
|
|
*
|
|
* Converts #GstVaapiSurfaceRenderFlags to flags suitable for
|
|
* vaPutSurface().
|
|
*/
|
|
guint
|
|
from_GstVaapiSurfaceRenderFlags(guint flags)
|
|
{
|
|
guint va_fields = 0, va_csc = 0;
|
|
|
|
if (flags & GST_VAAPI_PICTURE_STRUCTURE_TOP_FIELD)
|
|
va_fields |= VA_TOP_FIELD;
|
|
if (flags & GST_VAAPI_PICTURE_STRUCTURE_BOTTOM_FIELD)
|
|
va_fields |= VA_BOTTOM_FIELD;
|
|
if ((va_fields ^ (VA_TOP_FIELD|VA_BOTTOM_FIELD)) == 0)
|
|
va_fields = VA_FRAME_PICTURE;
|
|
|
|
#ifdef VA_SRC_BT601
|
|
if (flags & GST_VAAPI_COLOR_STANDARD_ITUR_BT_601)
|
|
va_csc = VA_SRC_BT601;
|
|
#endif
|
|
#ifdef VA_SRC_BT709
|
|
if (flags & GST_VAAPI_COLOR_STANDARD_ITUR_BT_709)
|
|
va_csc = VA_SRC_BT709;
|
|
#endif
|
|
|
|
return va_fields|va_csc;
|
|
}
|
|
|
|
/**
|
|
* to_GstVaapiSurfaceStatus:
|
|
* @flags: the #GstVaapiSurfaceStatus flags to translate
|
|
*
|
|
* Converts vaQuerySurfaceStatus() @flags to #GstVaapiSurfaceStatus
|
|
* flags.
|
|
*
|
|
* Return value: the #GstVaapiSurfaceStatus flags
|
|
*/
|
|
guint
|
|
to_GstVaapiSurfaceStatus(guint va_flags)
|
|
{
|
|
guint flags;
|
|
const guint va_flags_mask = (VASurfaceReady|
|
|
VASurfaceRendering|
|
|
VASurfaceDisplaying);
|
|
|
|
/* Check for core status */
|
|
switch (va_flags & va_flags_mask) {
|
|
case VASurfaceReady:
|
|
flags = GST_VAAPI_SURFACE_STATUS_IDLE;
|
|
break;
|
|
case VASurfaceRendering:
|
|
flags = GST_VAAPI_SURFACE_STATUS_RENDERING;
|
|
break;
|
|
case VASurfaceDisplaying:
|
|
flags = GST_VAAPI_SURFACE_STATUS_DISPLAYING;
|
|
break;
|
|
default:
|
|
flags = 0;
|
|
break;
|
|
}
|
|
|
|
/* Check for encoder status */
|
|
#if VA_CHECK_VERSION(0,30,0)
|
|
if (va_flags & VASurfaceSkipped)
|
|
flags |= GST_VAAPI_SURFACE_STATUS_SKIPPED;
|
|
#endif
|
|
return flags;
|
|
}
|
|
|
|
/* Translate GstVaapiRotation value to VA-API rotation value */
|
|
guint
|
|
from_GstVaapiRotation(guint value)
|
|
{
|
|
switch (value) {
|
|
case GST_VAAPI_ROTATION_0: return VA_ROTATION_NONE;
|
|
case GST_VAAPI_ROTATION_90: return VA_ROTATION_90;
|
|
case GST_VAAPI_ROTATION_180: return VA_ROTATION_180;
|
|
case GST_VAAPI_ROTATION_270: return VA_ROTATION_270;
|
|
}
|
|
GST_ERROR("unsupported GstVaapiRotation value %d", value);
|
|
return VA_ROTATION_NONE;
|
|
}
|
|
|
|
/* Translate VA-API rotation value to GstVaapiRotation value */
|
|
guint
|
|
to_GstVaapiRotation(guint value)
|
|
{
|
|
switch (value) {
|
|
case VA_ROTATION_NONE: return GST_VAAPI_ROTATION_0;
|
|
case VA_ROTATION_90: return GST_VAAPI_ROTATION_90;
|
|
case VA_ROTATION_180: return GST_VAAPI_ROTATION_180;
|
|
case VA_ROTATION_270: return GST_VAAPI_ROTATION_270;
|
|
}
|
|
GST_ERROR("unsupported VA-API rotation value %d", value);
|
|
return GST_VAAPI_ROTATION_0;
|
|
}
|