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va: Split VA memory handling in different files.

Browse source 
Take out the VA memory wrappers from gstvallocator.c to an external
file exposing the functions.

This is going to be needed for the copy helper object.

Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/1023>
This commit is contained in:
Víctor Manuel Jáquez Leal 2021-10-07 21:51:55 +02:00 committed by GStreamer Marge Bot
parent 1be43e76cc
commit 14156f8270
4 changed files with 400 additions and 296 deletions
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324
subprojects/gst-plugins-bad/sys/va/gstvaallocator.c
View file

@ -26,10 +26,10 @@
#include <sys/types.h>
#include <unistd.h>
#include <va/va_drmcommon.h>
#include "gstvacaps.h"
#include "gstvavideoformat.h"
#include "vasurfaceimage.h"
#define GST_CAT_DEFAULT gst_va_memory_debug
GST_DEBUG_CATEGORY_STATIC (gst_va_memory_debug);
@ -47,252 +47,6 @@ _init_debug_category (void)
#endif
}
static gboolean
_destroy_surfaces (GstVaDisplay * display, VASurfaceID * surfaces,
gint num_surfaces)
{
VADisplay dpy = gst_va_display_get_va_dpy (display);
VAStatus status;
g_return_val_if_fail (num_surfaces > 0, FALSE);
gst_va_display_lock (display);
status = vaDestroySurfaces (dpy, surfaces, num_surfaces);
gst_va_display_unlock (display);
if (status != VA_STATUS_SUCCESS) {
GST_ERROR ("vaDestroySurfaces: %s", vaErrorStr (status));
return FALSE;
}
return TRUE;
}
static gboolean
_create_surfaces (GstVaDisplay * display, guint rt_format, guint fourcc,
guint width, guint height, gint usage_hint,
VASurfaceAttribExternalBuffers * ext_buf, VASurfaceID * surfaces,
guint num_surfaces)
{
VADisplay dpy = gst_va_display_get_va_dpy (display);
/* *INDENT-OFF* */
VASurfaceAttrib attrs[5] = {
{
.type = VASurfaceAttribUsageHint,
.flags = VA_SURFACE_ATTRIB_SETTABLE,
.value.type = VAGenericValueTypeInteger,
.value.value.i = usage_hint,
},
{
.type = VASurfaceAttribMemoryType,
.flags = VA_SURFACE_ATTRIB_SETTABLE,
.value.type = VAGenericValueTypeInteger,
.value.value.i = (ext_buf && ext_buf->num_buffers > 0)
? VA_SURFACE_ATTRIB_MEM_TYPE_DRM_PRIME
: VA_SURFACE_ATTRIB_MEM_TYPE_VA,
},
};
/* *INDENT-ON* */
VAStatus status;
guint num_attrs = 2;
g_return_val_if_fail (num_surfaces > 0, FALSE);
if (fourcc > 0) {
/* *INDENT-OFF* */
attrs[num_attrs++] = (VASurfaceAttrib) {
.type = VASurfaceAttribPixelFormat,
.flags = VA_SURFACE_ATTRIB_SETTABLE,
.value.type = VAGenericValueTypeInteger,
.value.value.i = fourcc,
};
/* *INDENT-ON* */
}
if (ext_buf) {
/* *INDENT-OFF* */
attrs[num_attrs++] = (VASurfaceAttrib) {
.type = VASurfaceAttribExternalBufferDescriptor,
.flags = VA_SURFACE_ATTRIB_SETTABLE,
.value.type = VAGenericValueTypePointer,
.value.value.p = ext_buf,
};
/* *INDENT-ON* */
}
gst_va_display_lock (display);
status = vaCreateSurfaces (dpy, rt_format, width, height, surfaces,
num_surfaces, attrs, num_attrs);
gst_va_display_unlock (display);
if (status != VA_STATUS_SUCCESS) {
GST_ERROR ("vaCreateSurfaces: %s", vaErrorStr (status));
return FALSE;
}
return TRUE;
}
static gboolean
_export_surface_to_dmabuf (GstVaDisplay * display, VASurfaceID surface,
guint32 flags, VADRMPRIMESurfaceDescriptor * desc)
{
VADisplay dpy = gst_va_display_get_va_dpy (display);
VAStatus status;
gst_va_display_lock (display);
status = vaExportSurfaceHandle (dpy, surface,
VA_SURFACE_ATTRIB_MEM_TYPE_DRM_PRIME_2, flags, desc);
gst_va_display_unlock (display);
if (status != VA_STATUS_SUCCESS) {
GST_ERROR ("vaExportSurfaceHandle: %s", vaErrorStr (status));
return FALSE;
}
return TRUE;
}
static gboolean
_destroy_image (GstVaDisplay * display, VAImageID image_id)
{
VADisplay dpy = gst_va_display_get_va_dpy (display);
VAStatus status;
gst_va_display_lock (display);
status = vaDestroyImage (dpy, image_id);
gst_va_display_unlock (display);
if (status != VA_STATUS_SUCCESS) {
GST_ERROR ("vaDestroyImage: %s", vaErrorStr (status));
return FALSE;
}
return TRUE;
}
static gboolean
_get_derive_image (GstVaDisplay * display, VASurfaceID surface, VAImage * image)
{
VADisplay dpy = gst_va_display_get_va_dpy (display);
VAStatus status;
gst_va_display_lock (display);
status = vaDeriveImage (dpy, surface, image);
gst_va_display_unlock (display);
if (status != VA_STATUS_SUCCESS) {
GST_WARNING ("vaDeriveImage: %s", vaErrorStr (status));
return FALSE;
}
return TRUE;
}
static gboolean
_create_image (GstVaDisplay * display, GstVideoFormat format, gint width,
gint height, VAImage * image)
{
VADisplay dpy = gst_va_display_get_va_dpy (display);
const VAImageFormat *va_format;
VAStatus status;
va_format = gst_va_image_format_from_video_format (format);
if (!va_format)
return FALSE;
gst_va_display_lock (display);
status =
vaCreateImage (dpy, (VAImageFormat *) va_format, width, height, image);
gst_va_display_unlock (display);
if (status != VA_STATUS_SUCCESS) {
GST_ERROR ("vaCreateImage: %s", vaErrorStr (status));
return FALSE;
}
return TRUE;
}
static gboolean
_get_image (GstVaDisplay * display, VASurfaceID surface, VAImage * image)
{
VADisplay dpy = gst_va_display_get_va_dpy (display);
VAStatus status;
gst_va_display_lock (display);
status = vaGetImage (dpy, surface, 0, 0, image->width, image->height,
image->image_id);
gst_va_display_unlock (display);
if (status != VA_STATUS_SUCCESS) {
GST_ERROR ("vaGetImage: %s", vaErrorStr (status));
return FALSE;
}
return TRUE;
}
static gboolean
_sync_surface (GstVaDisplay * display, VASurfaceID surface)
{
VADisplay dpy = gst_va_display_get_va_dpy (display);
VAStatus status;
gst_va_display_lock (display);
status = vaSyncSurface (dpy, surface);
gst_va_display_unlock (display);
if (status != VA_STATUS_SUCCESS) {
GST_WARNING ("vaSyncSurface: %s", vaErrorStr (status));
return FALSE;
}
return TRUE;
}
static gboolean
_map_buffer (GstVaDisplay * display, VABufferID buffer, gpointer * data)
{
VADisplay dpy = gst_va_display_get_va_dpy (display);
VAStatus status;
gst_va_display_lock (display);
status = vaMapBuffer (dpy, buffer, data);
gst_va_display_unlock (display);
if (status != VA_STATUS_SUCCESS) {
GST_WARNING ("vaMapBuffer: %s", vaErrorStr (status));
return FALSE;
}
return TRUE;
}
static gboolean
_unmap_buffer (GstVaDisplay * display, VABufferID buffer)
{
VADisplay dpy = gst_va_display_get_va_dpy (display);
VAStatus status;
gst_va_display_lock (display);
status = vaUnmapBuffer (dpy, buffer);
gst_va_display_unlock (display);
if (status != VA_STATUS_SUCCESS) {
GST_WARNING ("vaUnmapBuffer: %s", vaErrorStr (status));
return FALSE;
}
return TRUE;
}
static gboolean
_put_image (GstVaDisplay * display, VASurfaceID surface, VAImage * image)
{
VADisplay dpy = gst_va_display_get_va_dpy (display);
VAStatus status;
if (!_sync_surface (display, surface))
return FALSE;
gst_va_display_lock (display);
status = vaPutImage (dpy, surface, image->image_id, 0, 0, image->width,
image->height, 0, 0, image->width, image->height);
gst_va_display_unlock (display);
if (status != VA_STATUS_SUCCESS) {
GST_ERROR ("vaPutImage: %s", vaErrorStr (status));
return FALSE;
}
return TRUE;
}
/*=========================== Quarks for GstMemory ===========================*/
static GQuark
@ -356,7 +110,7 @@ gst_va_buffer_surface_unref (gpointer data)
if (g_atomic_int_dec_and_test (&buf->ref_count)) {
GST_LOG_OBJECT (buf->display, "Destroying surface %#x", buf->surface);
_destroy_surfaces (buf->display, &buf->surface, 1);
va_destroy_surfaces (buf->display, &buf->surface, 1);
gst_clear_object (&buf->display);
g_slice_free (GstVaBufferSurface, buf);
}
@ -425,7 +179,7 @@ gst_va_memory_pool_flush_unlocked (GstVaMemoryPool * self,
if (buf) {
if (g_atomic_int_dec_and_test (&buf->ref_count)) {
GST_LOG ("Destroying surface %#x", buf->surface);
_destroy_surfaces (display, &buf->surface, 1);
va_destroy_surfaces (display, &buf->surface, 1);
self->surface_count -= 1; /* GstVaDmabufAllocator */
g_slice_free (GstVaBufferSurface, buf);
}
@ -517,7 +271,7 @@ gst_va_dmabuf_mem_map (GstMemory * gmem, gsize maxsize, GstMapFlags flags)
return NULL;
}
_sync_surface (self->display, surface);
va_sync_surface (self->display, surface);
return self->parent_map (gmem, maxsize, flags);
}
@ -667,7 +421,7 @@ gst_va_dmabuf_allocator_setup_buffer_full (GstAllocator * allocator,
extbuf = &ext_buf;
}
if (!_create_surfaces (self->display, rt_format, fourcc,
if (!va_create_surfaces (self->display, rt_format, fourcc,
GST_VIDEO_INFO_WIDTH (&self->info),
GST_VIDEO_INFO_HEIGHT (&self->info), self->usage_hint, extbuf,
&surface, 1))
@ -687,7 +441,8 @@ gst_va_dmabuf_allocator_setup_buffer_full (GstAllocator * allocator,
export_flags |= VA_EXPORT_SURFACE_READ_WRITE;
if (!_export_surface_to_dmabuf (self->display, surface, export_flags, &desc))
if (!va_export_surface_to_dmabuf (self->display, surface, export_flags,
&desc))
goto failed;
g_assert (GST_VIDEO_INFO_N_PLANES (&self->info) == desc.num_layers);
@ -757,7 +512,7 @@ gst_va_dmabuf_allocator_setup_buffer_full (GstAllocator * allocator,
failed:
{
_destroy_surfaces (self->display, &surface, 1);
va_destroy_surfaces (self->display, &surface, 1);
return FALSE;
}
}
@ -987,7 +742,7 @@ gst_va_dmabuf_memories_setup (GstVaDisplay * display, GstVideoInfo * info,
ext_buf.offsets[i] = offset[i];
}
ret = _create_surfaces (display, rt_format, ext_buf.pixel_format,
ret = va_create_surfaces (display, rt_format, ext_buf.pixel_format,
ext_buf.width, ext_buf.height, usage_hint, &ext_buf, &surface, 1);
if (!ret)
return FALSE;
@ -1098,7 +853,7 @@ _va_free (GstAllocator * allocator, GstMemory * mem)
if (va_mem->surface != VA_INVALID_ID && mem->parent == NULL) {
GST_LOG_OBJECT (self, "Destroying surface %#x", va_mem->surface);
_destroy_surfaces (self->display, &va_mem->surface, 1);
va_destroy_surfaces (self->display, &va_mem->surface, 1);
}
g_mutex_clear (&va_mem->lock);
@ -1141,28 +896,6 @@ _reset_mem (GstVaMemory * mem, GstAllocator * allocator, gsize size)
0 /* align */ , 0 /* offset */ , size);
}
static inline gboolean
_ensure_image (GstVaDisplay * display, VASurfaceID surface,
GstVideoInfo * info, VAImage * image, gboolean derived)
{
gboolean ret = TRUE;
if (image->image_id != VA_INVALID_ID)
return TRUE;
if (!_sync_surface (display, surface))
return FALSE;
if (derived) {
ret = _get_derive_image (display, surface, image);
} else {
ret = _create_image (display, GST_VIDEO_INFO_FORMAT (info),
GST_VIDEO_INFO_WIDTH (info), GST_VIDEO_INFO_HEIGHT (info), image);
}
return ret;
}
static inline void
_update_info (GstVideoInfo * info, const VAImage * image)
{
@ -1183,7 +916,7 @@ _update_image_info (GstVaAllocator * va_allocator)
VAImage image = {.image_id = VA_INVALID_ID, };
/* Create a test surface first */
if (!_create_surfaces (va_allocator->display, va_allocator->rt_format,
if (!va_create_surfaces (va_allocator->display, va_allocator->rt_format,
va_allocator->fourcc, GST_VIDEO_INFO_WIDTH (&va_allocator->info),
GST_VIDEO_INFO_HEIGHT (&va_allocator->info), va_allocator->usage_hint,
NULL, &surface, 1)) {
@ -1197,26 +930,26 @@ _update_image_info (GstVaAllocator * va_allocator)
/* Try derived first, but different formats can never derive */
if (va_allocator->surface_format == va_allocator->img_format) {
if (_get_derive_image (va_allocator->display, surface, &image)) {
if (va_get_derive_image (va_allocator->display, surface, &image)) {
va_allocator->use_derived = TRUE;
va_allocator->derived_info = va_allocator->info;
_update_info (&va_allocator->derived_info, &image);
_destroy_image (va_allocator->display, image.image_id);
va_destroy_image (va_allocator->display, image.image_id);
}
image.image_id = VA_INVALID_ID; /* reset it */
}
/* Then we try to create a image. */
if (!_create_image (va_allocator->display, va_allocator->img_format,
if (!va_create_image (va_allocator->display, va_allocator->img_format,
GST_VIDEO_INFO_WIDTH (&va_allocator->info),
GST_VIDEO_INFO_HEIGHT (&va_allocator->info), &image)) {
_destroy_surfaces (va_allocator->display, &surface, 1);
va_destroy_surfaces (va_allocator->display, &surface, 1);
return FALSE;
}
_update_info (&va_allocator->info, &image);
_destroy_image (va_allocator->display, image.image_id);
_destroy_surfaces (va_allocator->display, &surface, 1);
va_destroy_image (va_allocator->display, image.image_id);
va_destroy_surfaces (va_allocator->display, &surface, 1);
return TRUE;
}
@ -1284,17 +1017,17 @@ _va_map_unlocked (GstVaMemory * mem, GstMapFlags flags)
else
info = &va_allocator->info;
if (!_ensure_image (display, mem->surface, info, &mem->image, use_derived))
if (!va_ensure_image (display, mem->surface, info, &mem->image, use_derived))
return NULL;
mem->is_derived = use_derived;
if (!mem->is_derived) {
if (!_get_image (display, mem->surface, &mem->image))
if (!va_get_image (display, mem->surface, &mem->image))
goto fail;
}
if (!_map_buffer (display, mem->image.buf, &mem->mapped_data))
if (!va_map_buffer (display, mem->image.buf, &mem->mapped_data))
goto fail;
success:
@ -1306,7 +1039,7 @@ success:
fail:
{
_destroy_image (display, mem->image.image_id);
va_destroy_image (display, mem->image.image_id);
_clean_mem (mem);
return NULL;
}
@ -1341,15 +1074,15 @@ _va_unmap_unlocked (GstVaMemory * mem)
if (mem->image.image_id != VA_INVALID_ID) {
if (mem->is_dirty && !mem->is_derived) {
ret = _put_image (display, mem->surface, &mem->image);
ret = va_put_image (display, mem->surface, &mem->image);
mem->is_dirty = FALSE;
}
/* XXX(victor): if is derived and is dirty, create another surface
* an replace it in mem */
}
ret &= _unmap_buffer (display, mem->image.buf);
ret &= _destroy_image (display, mem->image.image_id);
ret &= va_unmap_buffer (display, mem->image.buf);
ret &= va_destroy_image (display, mem->image.image_id);
bail:
_clean_mem (mem);
@ -1443,7 +1176,8 @@ _va_copy (GstMemory * mem, gssize offset, gssize size)
GstVaMemory *va_copy = (GstVaMemory *) copy;
if (!va_mem->is_derived) {
if (_put_image (va_allocator->display, va_copy->surface, &va_mem->image)) {
if (va_put_image (va_allocator->display, va_copy->surface,
&va_mem->image)) {
GST_LOG ("shallow copy of %#x to %#x", va_mem->surface,
va_copy->surface);
gst_memory_unmap (mem, &sinfo);
@ -1515,7 +1249,7 @@ gst_va_allocator_alloc (GstAllocator * allocator)
return NULL;
}
if (!_create_surfaces (self->display, self->rt_format, self->fourcc,
if (!va_create_surfaces (self->display, self->rt_format, self->fourcc,
GST_VIDEO_INFO_WIDTH (&self->info),
GST_VIDEO_INFO_HEIGHT (&self->info), self->usage_hint, NULL,
&surface, 1))
@ -1774,7 +1508,7 @@ gst_va_buffer_create_aux_surface (GstBuffer * buffer)
display = self->display;
width = GST_VIDEO_INFO_WIDTH (&self->info);
height = GST_VIDEO_INFO_HEIGHT (&self->info);
if (!_create_surfaces (self->display, rt_format, fourcc,
if (!va_create_surfaces (self->display, rt_format, fourcc,
GST_VIDEO_INFO_WIDTH (&self->info),
GST_VIDEO_INFO_HEIGHT (&self->info), self->usage_hint, NULL,
&surface, 1))
@ -1791,7 +1525,7 @@ gst_va_buffer_create_aux_surface (GstBuffer * buffer)
width = GST_VIDEO_INFO_WIDTH (&self->info);
height = GST_VIDEO_INFO_HEIGHT (&self->info);
format = GST_VIDEO_INFO_FORMAT (&self->info);
if (!_create_surfaces (self->display, self->rt_format, self->fourcc,
if (!va_create_surfaces (self->display, self->rt_format, self->fourcc,
GST_VIDEO_INFO_WIDTH (&self->info),
GST_VIDEO_INFO_HEIGHT (&self->info), self->usage_hint, NULL,
&surface, 1))

3
subprojects/gst-plugins-bad/sys/va/meson.build
View file

@ -18,7 +18,8 @@ va_sources = [
'gstvavp8dec.c',
'gstvavp9dec.c',
'gstvampeg2dec.c',
'gstvavpp.c'
'gstvavpp.c',
'vasurfaceimage.c',
]
va_option = get_option('va')

292
subprojects/gst-plugins-bad/sys/va/vasurfaceimage.c Normal file
View file

@ -0,0 +1,292 @@
/* GStreamer
* Copyright (C) 2021 Igalia, S.L.
* Author: Víctor Jáquez <vjaquez@igalia.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 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
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#include "vasurfaceimage.h"
#include "gstvavideoformat.h"
gboolean
va_destroy_surfaces (GstVaDisplay * display, VASurfaceID * surfaces,
gint num_surfaces)
{
VADisplay dpy = gst_va_display_get_va_dpy (display);
VAStatus status;
g_return_val_if_fail (num_surfaces > 0, FALSE);
gst_va_display_lock (display);
status = vaDestroySurfaces (dpy, surfaces, num_surfaces);
gst_va_display_unlock (display);
if (status != VA_STATUS_SUCCESS) {
GST_ERROR ("vaDestroySurfaces: %s", vaErrorStr (status));
return FALSE;
}
return TRUE;
}
gboolean
va_create_surfaces (GstVaDisplay * display, guint rt_format, guint fourcc,
guint width, guint height, gint usage_hint,
VASurfaceAttribExternalBuffers * ext_buf, VASurfaceID * surfaces,
guint num_surfaces)
{
VADisplay dpy = gst_va_display_get_va_dpy (display);
/* *INDENT-OFF* */
VASurfaceAttrib attrs[5] = {
{
.type = VASurfaceAttribUsageHint,
.flags = VA_SURFACE_ATTRIB_SETTABLE,
.value.type = VAGenericValueTypeInteger,
.value.value.i = usage_hint,
},
{
.type = VASurfaceAttribMemoryType,
.flags = VA_SURFACE_ATTRIB_SETTABLE,
.value.type = VAGenericValueTypeInteger,
.value.value.i = (ext_buf && ext_buf->num_buffers > 0)
? VA_SURFACE_ATTRIB_MEM_TYPE_DRM_PRIME
: VA_SURFACE_ATTRIB_MEM_TYPE_VA,
},
};
/* *INDENT-ON* */
VAStatus status;
guint num_attrs = 2;
g_return_val_if_fail (num_surfaces > 0, FALSE);
if (fourcc > 0) {
/* *INDENT-OFF* */
attrs[num_attrs++] = (VASurfaceAttrib) {
.type = VASurfaceAttribPixelFormat,
.flags = VA_SURFACE_ATTRIB_SETTABLE,
.value.type = VAGenericValueTypeInteger,
.value.value.i = fourcc,
};
/* *INDENT-ON* */
}
if (ext_buf) {
/* *INDENT-OFF* */
attrs[num_attrs++] = (VASurfaceAttrib) {
.type = VASurfaceAttribExternalBufferDescriptor,
.flags = VA_SURFACE_ATTRIB_SETTABLE,
.value.type = VAGenericValueTypePointer,
.value.value.p = ext_buf,
};
/* *INDENT-ON* */
}
gst_va_display_lock (display);
status = vaCreateSurfaces (dpy, rt_format, width, height, surfaces,
num_surfaces, attrs, num_attrs);
gst_va_display_unlock (display);
if (status != VA_STATUS_SUCCESS) {
GST_ERROR ("vaCreateSurfaces: %s", vaErrorStr (status));
return FALSE;
}
return TRUE;
}
gboolean
va_export_surface_to_dmabuf (GstVaDisplay * display, VASurfaceID surface,
guint32 flags, VADRMPRIMESurfaceDescriptor * desc)
{
VADisplay dpy = gst_va_display_get_va_dpy (display);
VAStatus status;
gst_va_display_lock (display);
status = vaExportSurfaceHandle (dpy, surface,
VA_SURFACE_ATTRIB_MEM_TYPE_DRM_PRIME_2, flags, desc);
gst_va_display_unlock (display);
if (status != VA_STATUS_SUCCESS) {
GST_ERROR ("vaExportSurfaceHandle: %s", vaErrorStr (status));
return FALSE;
}
return TRUE;
}
gboolean
va_destroy_image (GstVaDisplay * display, VAImageID image_id)
{
VADisplay dpy = gst_va_display_get_va_dpy (display);
VAStatus status;
gst_va_display_lock (display);
status = vaDestroyImage (dpy, image_id);
gst_va_display_unlock (display);
if (status != VA_STATUS_SUCCESS) {
GST_ERROR ("vaDestroyImage: %s", vaErrorStr (status));
return FALSE;
}
return TRUE;
}
gboolean
va_get_derive_image (GstVaDisplay * display, VASurfaceID surface,
VAImage * image)
{
VADisplay dpy = gst_va_display_get_va_dpy (display);
VAStatus status;
gst_va_display_lock (display);
status = vaDeriveImage (dpy, surface, image);
gst_va_display_unlock (display);
if (status != VA_STATUS_SUCCESS) {
GST_WARNING ("vaDeriveImage: %s", vaErrorStr (status));
return FALSE;
}
return TRUE;
}
gboolean
va_create_image (GstVaDisplay * display, GstVideoFormat format, gint width,
gint height, VAImage * image)
{
VADisplay dpy = gst_va_display_get_va_dpy (display);
const VAImageFormat *va_format;
VAStatus status;
va_format = gst_va_image_format_from_video_format (format);
if (!va_format)
return FALSE;
gst_va_display_lock (display);
status =
vaCreateImage (dpy, (VAImageFormat *) va_format, width, height, image);
gst_va_display_unlock (display);
if (status != VA_STATUS_SUCCESS) {
GST_ERROR ("vaCreateImage: %s", vaErrorStr (status));
return FALSE;
}
return TRUE;
}
gboolean
va_get_image (GstVaDisplay * display, VASurfaceID surface, VAImage * image)
{
VADisplay dpy = gst_va_display_get_va_dpy (display);
VAStatus status;
gst_va_display_lock (display);
status = vaGetImage (dpy, surface, 0, 0, image->width, image->height,
image->image_id);
gst_va_display_unlock (display);
if (status != VA_STATUS_SUCCESS) {
GST_ERROR ("vaGetImage: %s", vaErrorStr (status));
return FALSE;
}
return TRUE;
}
gboolean
va_sync_surface (GstVaDisplay * display, VASurfaceID surface)
{
VADisplay dpy = gst_va_display_get_va_dpy (display);
VAStatus status;
gst_va_display_lock (display);
status = vaSyncSurface (dpy, surface);
gst_va_display_unlock (display);
if (status != VA_STATUS_SUCCESS) {
GST_WARNING ("vaSyncSurface: %s", vaErrorStr (status));
return FALSE;
}
return TRUE;
}
gboolean
va_map_buffer (GstVaDisplay * display, VABufferID buffer, gpointer * data)
{
VADisplay dpy = gst_va_display_get_va_dpy (display);
VAStatus status;
gst_va_display_lock (display);
status = vaMapBuffer (dpy, buffer, data);
gst_va_display_unlock (display);
if (status != VA_STATUS_SUCCESS) {
GST_WARNING ("vaMapBuffer: %s", vaErrorStr (status));
return FALSE;
}
return TRUE;
}
gboolean
va_unmap_buffer (GstVaDisplay * display, VABufferID buffer)
{
VADisplay dpy = gst_va_display_get_va_dpy (display);
VAStatus status;
gst_va_display_lock (display);
status = vaUnmapBuffer (dpy, buffer);
gst_va_display_unlock (display);
if (status != VA_STATUS_SUCCESS) {
GST_WARNING ("vaUnmapBuffer: %s", vaErrorStr (status));
return FALSE;
}
return TRUE;
}
gboolean
va_put_image (GstVaDisplay * display, VASurfaceID surface, VAImage * image)
{
VADisplay dpy = gst_va_display_get_va_dpy (display);
VAStatus status;
if (!va_sync_surface (display, surface))
return FALSE;
gst_va_display_lock (display);
status = vaPutImage (dpy, surface, image->image_id, 0, 0, image->width,
image->height, 0, 0, image->width, image->height);
gst_va_display_unlock (display);
if (status != VA_STATUS_SUCCESS) {
GST_ERROR ("vaPutImage: %s", vaErrorStr (status));
return FALSE;
}
return TRUE;
}
gboolean
va_ensure_image (GstVaDisplay * display, VASurfaceID surface,
GstVideoInfo * info, VAImage * image, gboolean derived)
{
gboolean ret = TRUE;
if (image->image_id != VA_INVALID_ID)
return TRUE;
if (!va_sync_surface (display, surface))
return FALSE;
if (derived) {
ret = va_get_derive_image (display, surface, image);
} else {
ret = va_create_image (display, GST_VIDEO_INFO_FORMAT (info),
GST_VIDEO_INFO_WIDTH (info), GST_VIDEO_INFO_HEIGHT (info), image);
}
return ret;
}

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subprojects/gst-plugins-bad/sys/va/vasurfaceimage.h Normal file
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/* GStreamer
* Copyright (C) 2021 Igalia, S.L.
* Author: Víctor Jáquez <vjaquez@igalia.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 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
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#pragma once
#include <gst/va/gstvadisplay.h>
#include <gst/video/video.h>
#include <va/va.h>
#include <va/va_drmcommon.h>
G_BEGIN_DECLS
/* surfaces */
gboolean va_create_surfaces (GstVaDisplay * display,
guint rt_format, guint fourcc,
guint width, guint height,
gint usage_hint,
VASurfaceAttribExternalBuffers * ext_buf,
VASurfaceID * surfaces,
guint num_surfaces);
gboolean va_destroy_surfaces (GstVaDisplay * display,
VASurfaceID * surfaces,
gint num_surfaces);
gboolean va_export_surface_to_dmabuf (GstVaDisplay * display,
VASurfaceID surface,
guint32 flags,
VADRMPRIMESurfaceDescriptor * desc);
gboolean va_sync_surface (GstVaDisplay * display,
VASurfaceID surface);
/* images */
gboolean va_create_image (GstVaDisplay * display,
GstVideoFormat format,
gint width, gint height,
VAImage * image);
gboolean va_destroy_image (GstVaDisplay * display,
VAImageID image_id);
gboolean va_get_image (GstVaDisplay * display,
VASurfaceID surface,
VAImage * image);
gboolean va_get_derive_image (GstVaDisplay * display,
VASurfaceID surface,
VAImage * image);
gboolean va_put_image (GstVaDisplay * display,
VASurfaceID surface,
VAImage * image);
gboolean va_ensure_image (GstVaDisplay * display,
VASurfaceID surface,
GstVideoInfo * info,
VAImage * image,
gboolean derived);
/* mapping */
gboolean va_map_buffer (GstVaDisplay * display,
VABufferID buffer,
gpointer * data);
gboolean va_unmap_buffer (GstVaDisplay * display,
VABufferID buffer);
G_END_DECLS