mirror of
https://github.com/FFmpeg/FFmpeg.git
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f3c9847c27
Vulkan will map nv12 to R8 and GR88, so add this map to vaapi to support vulkan frame. Signed-off-by: Wenbin Chen <wenbin.chen@intel.com>
1837 lines
60 KiB
C
1837 lines
60 KiB
C
/*
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* This file is part of FFmpeg.
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*
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* FFmpeg is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* FFmpeg is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with FFmpeg; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#include "config.h"
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#if HAVE_VAAPI_X11
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# include <va/va_x11.h>
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#endif
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#if HAVE_VAAPI_DRM
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# include <va/va_drm.h>
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#endif
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#if CONFIG_LIBDRM
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# include <va/va_drmcommon.h>
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# include <xf86drm.h>
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# include <drm_fourcc.h>
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# ifndef DRM_FORMAT_MOD_INVALID
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# define DRM_FORMAT_MOD_INVALID ((1ULL << 56) - 1)
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# endif
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#endif
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#include <fcntl.h>
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#if HAVE_UNISTD_H
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# include <unistd.h>
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#endif
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#include "avassert.h"
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#include "buffer.h"
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#include "common.h"
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#include "hwcontext.h"
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#include "hwcontext_drm.h"
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#include "hwcontext_internal.h"
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#include "hwcontext_vaapi.h"
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#include "mem.h"
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#include "pixdesc.h"
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#include "pixfmt.h"
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typedef struct VAAPIDevicePriv {
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#if HAVE_VAAPI_X11
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Display *x11_display;
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#endif
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int drm_fd;
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} VAAPIDevicePriv;
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typedef struct VAAPISurfaceFormat {
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enum AVPixelFormat pix_fmt;
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VAImageFormat image_format;
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} VAAPISurfaceFormat;
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typedef struct VAAPIDeviceContext {
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// Surface formats which can be used with this device.
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VAAPISurfaceFormat *formats;
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int nb_formats;
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} VAAPIDeviceContext;
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typedef struct VAAPIFramesContext {
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// Surface attributes set at create time.
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VASurfaceAttrib *attributes;
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int nb_attributes;
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// RT format of the underlying surface (Intel driver ignores this anyway).
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unsigned int rt_format;
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// Whether vaDeriveImage works.
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int derive_works;
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// Caches whether VA_SURFACE_ATTRIB_MEM_TYPE_DRM_PRIME_2 is unsupported for
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// surface imports.
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int prime_2_import_unsupported;
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} VAAPIFramesContext;
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typedef struct VAAPIMapping {
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// Handle to the derived or copied image which is mapped.
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VAImage image;
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// The mapping flags actually used.
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int flags;
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} VAAPIMapping;
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typedef struct VAAPIFormat {
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unsigned int fourcc;
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unsigned int rt_format;
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enum AVPixelFormat pix_fmt;
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int chroma_planes_swapped;
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} VAAPIFormatDescriptor;
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#define MAP(va, rt, av, swap_uv) { \
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VA_FOURCC_ ## va, \
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VA_RT_FORMAT_ ## rt, \
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AV_PIX_FMT_ ## av, \
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swap_uv, \
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}
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// The map fourcc <-> pix_fmt isn't bijective because of the annoying U/V
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// plane swap cases. The frame handling below tries to hide these.
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static const VAAPIFormatDescriptor vaapi_format_map[] = {
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MAP(NV12, YUV420, NV12, 0),
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#ifdef VA_FOURCC_I420
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MAP(I420, YUV420, YUV420P, 0),
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#endif
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MAP(YV12, YUV420, YUV420P, 1),
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MAP(IYUV, YUV420, YUV420P, 0),
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MAP(422H, YUV422, YUV422P, 0),
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#ifdef VA_FOURCC_YV16
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MAP(YV16, YUV422, YUV422P, 1),
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#endif
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MAP(UYVY, YUV422, UYVY422, 0),
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MAP(YUY2, YUV422, YUYV422, 0),
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#ifdef VA_FOURCC_Y210
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MAP(Y210, YUV422_10, Y210, 0),
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#endif
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MAP(411P, YUV411, YUV411P, 0),
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MAP(422V, YUV422, YUV440P, 0),
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MAP(444P, YUV444, YUV444P, 0),
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MAP(Y800, YUV400, GRAY8, 0),
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#ifdef VA_FOURCC_P010
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MAP(P010, YUV420_10BPP, P010, 0),
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#endif
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MAP(BGRA, RGB32, BGRA, 0),
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MAP(BGRX, RGB32, BGR0, 0),
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MAP(RGBA, RGB32, RGBA, 0),
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MAP(RGBX, RGB32, RGB0, 0),
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#ifdef VA_FOURCC_ABGR
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MAP(ABGR, RGB32, ABGR, 0),
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MAP(XBGR, RGB32, 0BGR, 0),
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#endif
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MAP(ARGB, RGB32, ARGB, 0),
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MAP(XRGB, RGB32, 0RGB, 0),
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#ifdef VA_FOURCC_X2R10G10B10
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MAP(X2R10G10B10, RGB32_10, X2RGB10, 0),
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#endif
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};
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#undef MAP
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static const VAAPIFormatDescriptor *
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vaapi_format_from_fourcc(unsigned int fourcc)
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{
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int i;
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for (i = 0; i < FF_ARRAY_ELEMS(vaapi_format_map); i++)
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if (vaapi_format_map[i].fourcc == fourcc)
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return &vaapi_format_map[i];
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return NULL;
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}
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static const VAAPIFormatDescriptor *
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vaapi_format_from_pix_fmt(enum AVPixelFormat pix_fmt)
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{
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int i;
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for (i = 0; i < FF_ARRAY_ELEMS(vaapi_format_map); i++)
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if (vaapi_format_map[i].pix_fmt == pix_fmt)
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return &vaapi_format_map[i];
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return NULL;
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}
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static enum AVPixelFormat vaapi_pix_fmt_from_fourcc(unsigned int fourcc)
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{
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const VAAPIFormatDescriptor *desc;
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desc = vaapi_format_from_fourcc(fourcc);
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if (desc)
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return desc->pix_fmt;
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else
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return AV_PIX_FMT_NONE;
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}
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static int vaapi_get_image_format(AVHWDeviceContext *hwdev,
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enum AVPixelFormat pix_fmt,
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VAImageFormat **image_format)
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{
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VAAPIDeviceContext *ctx = hwdev->internal->priv;
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int i;
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for (i = 0; i < ctx->nb_formats; i++) {
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if (ctx->formats[i].pix_fmt == pix_fmt) {
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if (image_format)
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*image_format = &ctx->formats[i].image_format;
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return 0;
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}
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}
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return AVERROR(EINVAL);
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}
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static int vaapi_frames_get_constraints(AVHWDeviceContext *hwdev,
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const void *hwconfig,
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AVHWFramesConstraints *constraints)
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{
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AVVAAPIDeviceContext *hwctx = hwdev->hwctx;
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const AVVAAPIHWConfig *config = hwconfig;
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VAAPIDeviceContext *ctx = hwdev->internal->priv;
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VASurfaceAttrib *attr_list = NULL;
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VAStatus vas;
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enum AVPixelFormat pix_fmt;
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unsigned int fourcc;
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int err, i, j, attr_count, pix_fmt_count;
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if (config &&
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!(hwctx->driver_quirks & AV_VAAPI_DRIVER_QUIRK_SURFACE_ATTRIBUTES)) {
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attr_count = 0;
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vas = vaQuerySurfaceAttributes(hwctx->display, config->config_id,
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0, &attr_count);
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if (vas != VA_STATUS_SUCCESS) {
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av_log(hwdev, AV_LOG_ERROR, "Failed to query surface attributes: "
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"%d (%s).\n", vas, vaErrorStr(vas));
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err = AVERROR(ENOSYS);
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goto fail;
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}
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attr_list = av_malloc(attr_count * sizeof(*attr_list));
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if (!attr_list) {
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err = AVERROR(ENOMEM);
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goto fail;
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}
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vas = vaQuerySurfaceAttributes(hwctx->display, config->config_id,
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attr_list, &attr_count);
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if (vas != VA_STATUS_SUCCESS) {
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av_log(hwdev, AV_LOG_ERROR, "Failed to query surface attributes: "
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"%d (%s).\n", vas, vaErrorStr(vas));
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err = AVERROR(ENOSYS);
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goto fail;
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}
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pix_fmt_count = 0;
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for (i = 0; i < attr_count; i++) {
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switch (attr_list[i].type) {
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case VASurfaceAttribPixelFormat:
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fourcc = attr_list[i].value.value.i;
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pix_fmt = vaapi_pix_fmt_from_fourcc(fourcc);
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if (pix_fmt != AV_PIX_FMT_NONE) {
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++pix_fmt_count;
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} else {
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// Something unsupported - ignore.
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}
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break;
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case VASurfaceAttribMinWidth:
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constraints->min_width = attr_list[i].value.value.i;
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break;
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case VASurfaceAttribMinHeight:
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constraints->min_height = attr_list[i].value.value.i;
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break;
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case VASurfaceAttribMaxWidth:
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constraints->max_width = attr_list[i].value.value.i;
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break;
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case VASurfaceAttribMaxHeight:
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constraints->max_height = attr_list[i].value.value.i;
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break;
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}
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}
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if (pix_fmt_count == 0) {
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// Nothing usable found. Presumably there exists something which
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// works, so leave the set null to indicate unknown.
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constraints->valid_sw_formats = NULL;
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} else {
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constraints->valid_sw_formats = av_malloc_array(pix_fmt_count + 1,
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sizeof(pix_fmt));
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if (!constraints->valid_sw_formats) {
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err = AVERROR(ENOMEM);
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goto fail;
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}
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for (i = j = 0; i < attr_count; i++) {
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int k;
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if (attr_list[i].type != VASurfaceAttribPixelFormat)
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continue;
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fourcc = attr_list[i].value.value.i;
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pix_fmt = vaapi_pix_fmt_from_fourcc(fourcc);
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if (pix_fmt == AV_PIX_FMT_NONE)
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continue;
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for (k = 0; k < j; k++) {
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if (constraints->valid_sw_formats[k] == pix_fmt)
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break;
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}
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if (k == j)
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constraints->valid_sw_formats[j++] = pix_fmt;
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}
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constraints->valid_sw_formats[j] = AV_PIX_FMT_NONE;
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}
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} else {
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// No configuration supplied.
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// Return the full set of image formats known by the implementation.
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constraints->valid_sw_formats = av_malloc_array(ctx->nb_formats + 1,
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sizeof(pix_fmt));
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if (!constraints->valid_sw_formats) {
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err = AVERROR(ENOMEM);
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goto fail;
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}
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for (i = j = 0; i < ctx->nb_formats; i++) {
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int k;
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for (k = 0; k < j; k++) {
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if (constraints->valid_sw_formats[k] == ctx->formats[i].pix_fmt)
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break;
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}
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if (k == j)
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constraints->valid_sw_formats[j++] = ctx->formats[i].pix_fmt;
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}
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constraints->valid_sw_formats[j] = AV_PIX_FMT_NONE;
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}
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constraints->valid_hw_formats = av_malloc_array(2, sizeof(pix_fmt));
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if (!constraints->valid_hw_formats) {
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err = AVERROR(ENOMEM);
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goto fail;
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}
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constraints->valid_hw_formats[0] = AV_PIX_FMT_VAAPI;
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constraints->valid_hw_formats[1] = AV_PIX_FMT_NONE;
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err = 0;
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fail:
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av_freep(&attr_list);
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return err;
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}
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static const struct {
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const char *friendly_name;
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const char *match_string;
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unsigned int quirks;
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} vaapi_driver_quirks_table[] = {
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#if !VA_CHECK_VERSION(1, 0, 0)
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// The i965 driver did not conform before version 2.0.
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{
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"Intel i965 (Quick Sync)",
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"i965",
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AV_VAAPI_DRIVER_QUIRK_RENDER_PARAM_BUFFERS,
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},
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#endif
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{
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"Intel iHD",
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"ubit",
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AV_VAAPI_DRIVER_QUIRK_ATTRIB_MEMTYPE,
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},
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{
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"VDPAU wrapper",
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"Splitted-Desktop Systems VDPAU backend for VA-API",
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AV_VAAPI_DRIVER_QUIRK_SURFACE_ATTRIBUTES,
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},
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};
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static int vaapi_device_init(AVHWDeviceContext *hwdev)
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{
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VAAPIDeviceContext *ctx = hwdev->internal->priv;
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AVVAAPIDeviceContext *hwctx = hwdev->hwctx;
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VAImageFormat *image_list = NULL;
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VAStatus vas;
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const char *vendor_string;
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int err, i, image_count;
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enum AVPixelFormat pix_fmt;
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unsigned int fourcc;
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image_count = vaMaxNumImageFormats(hwctx->display);
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if (image_count <= 0) {
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err = AVERROR(EIO);
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goto fail;
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}
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image_list = av_malloc(image_count * sizeof(*image_list));
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if (!image_list) {
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err = AVERROR(ENOMEM);
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goto fail;
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}
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vas = vaQueryImageFormats(hwctx->display, image_list, &image_count);
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if (vas != VA_STATUS_SUCCESS) {
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err = AVERROR(EIO);
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goto fail;
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}
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ctx->formats = av_malloc(image_count * sizeof(*ctx->formats));
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if (!ctx->formats) {
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err = AVERROR(ENOMEM);
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goto fail;
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}
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ctx->nb_formats = 0;
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for (i = 0; i < image_count; i++) {
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fourcc = image_list[i].fourcc;
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pix_fmt = vaapi_pix_fmt_from_fourcc(fourcc);
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if (pix_fmt == AV_PIX_FMT_NONE) {
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av_log(hwdev, AV_LOG_DEBUG, "Format %#x -> unknown.\n",
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fourcc);
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} else {
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av_log(hwdev, AV_LOG_DEBUG, "Format %#x -> %s.\n",
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fourcc, av_get_pix_fmt_name(pix_fmt));
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ctx->formats[ctx->nb_formats].pix_fmt = pix_fmt;
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ctx->formats[ctx->nb_formats].image_format = image_list[i];
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++ctx->nb_formats;
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}
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}
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vendor_string = vaQueryVendorString(hwctx->display);
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if (vendor_string)
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av_log(hwdev, AV_LOG_VERBOSE, "VAAPI driver: %s.\n", vendor_string);
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if (hwctx->driver_quirks & AV_VAAPI_DRIVER_QUIRK_USER_SET) {
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av_log(hwdev, AV_LOG_VERBOSE, "Using quirks set by user (%#x).\n",
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hwctx->driver_quirks);
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} else {
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// Detect the driver in use and set quirk flags if necessary.
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hwctx->driver_quirks = 0;
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if (vendor_string) {
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for (i = 0; i < FF_ARRAY_ELEMS(vaapi_driver_quirks_table); i++) {
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if (strstr(vendor_string,
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vaapi_driver_quirks_table[i].match_string)) {
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av_log(hwdev, AV_LOG_VERBOSE, "Matched driver string "
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"as known nonstandard driver \"%s\", setting "
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"quirks (%#x).\n",
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vaapi_driver_quirks_table[i].friendly_name,
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vaapi_driver_quirks_table[i].quirks);
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hwctx->driver_quirks |=
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vaapi_driver_quirks_table[i].quirks;
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break;
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}
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}
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if (!(i < FF_ARRAY_ELEMS(vaapi_driver_quirks_table))) {
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av_log(hwdev, AV_LOG_VERBOSE, "Driver not found in known "
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"nonstandard list, using standard behaviour.\n");
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}
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} else {
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av_log(hwdev, AV_LOG_VERBOSE, "Driver has no vendor string, "
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"assuming standard behaviour.\n");
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}
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}
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|
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av_free(image_list);
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return 0;
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fail:
|
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av_freep(&ctx->formats);
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|
av_free(image_list);
|
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return err;
|
|
}
|
|
|
|
static void vaapi_device_uninit(AVHWDeviceContext *hwdev)
|
|
{
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|
VAAPIDeviceContext *ctx = hwdev->internal->priv;
|
|
|
|
av_freep(&ctx->formats);
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|
}
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|
|
|
static void vaapi_buffer_free(void *opaque, uint8_t *data)
|
|
{
|
|
AVHWFramesContext *hwfc = opaque;
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AVVAAPIDeviceContext *hwctx = hwfc->device_ctx->hwctx;
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VASurfaceID surface_id;
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VAStatus vas;
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|
|
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surface_id = (VASurfaceID)(uintptr_t)data;
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|
|
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vas = vaDestroySurfaces(hwctx->display, &surface_id, 1);
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if (vas != VA_STATUS_SUCCESS) {
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av_log(hwfc, AV_LOG_ERROR, "Failed to destroy surface %#x: "
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"%d (%s).\n", surface_id, vas, vaErrorStr(vas));
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}
|
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}
|
|
|
|
static AVBufferRef *vaapi_pool_alloc(void *opaque, size_t size)
|
|
{
|
|
AVHWFramesContext *hwfc = opaque;
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|
VAAPIFramesContext *ctx = hwfc->internal->priv;
|
|
AVVAAPIDeviceContext *hwctx = hwfc->device_ctx->hwctx;
|
|
AVVAAPIFramesContext *avfc = hwfc->hwctx;
|
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VASurfaceID surface_id;
|
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VAStatus vas;
|
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AVBufferRef *ref;
|
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|
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if (hwfc->initial_pool_size > 0 &&
|
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avfc->nb_surfaces >= hwfc->initial_pool_size)
|
|
return NULL;
|
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|
|
vas = vaCreateSurfaces(hwctx->display, ctx->rt_format,
|
|
hwfc->width, hwfc->height,
|
|
&surface_id, 1,
|
|
ctx->attributes, ctx->nb_attributes);
|
|
if (vas != VA_STATUS_SUCCESS) {
|
|
av_log(hwfc, AV_LOG_ERROR, "Failed to create surface: "
|
|
"%d (%s).\n", vas, vaErrorStr(vas));
|
|
return NULL;
|
|
}
|
|
av_log(hwfc, AV_LOG_DEBUG, "Created surface %#x.\n", surface_id);
|
|
|
|
ref = av_buffer_create((uint8_t*)(uintptr_t)surface_id,
|
|
sizeof(surface_id), &vaapi_buffer_free,
|
|
hwfc, AV_BUFFER_FLAG_READONLY);
|
|
if (!ref) {
|
|
vaDestroySurfaces(hwctx->display, &surface_id, 1);
|
|
return NULL;
|
|
}
|
|
|
|
if (hwfc->initial_pool_size > 0) {
|
|
// This is a fixed-size pool, so we must still be in the initial
|
|
// allocation sequence.
|
|
av_assert0(avfc->nb_surfaces < hwfc->initial_pool_size);
|
|
avfc->surface_ids[avfc->nb_surfaces] = surface_id;
|
|
++avfc->nb_surfaces;
|
|
}
|
|
|
|
return ref;
|
|
}
|
|
|
|
static int vaapi_frames_init(AVHWFramesContext *hwfc)
|
|
{
|
|
AVVAAPIFramesContext *avfc = hwfc->hwctx;
|
|
VAAPIFramesContext *ctx = hwfc->internal->priv;
|
|
AVVAAPIDeviceContext *hwctx = hwfc->device_ctx->hwctx;
|
|
const VAAPIFormatDescriptor *desc;
|
|
VAImageFormat *expected_format;
|
|
AVBufferRef *test_surface = NULL;
|
|
VASurfaceID test_surface_id;
|
|
VAImage test_image;
|
|
VAStatus vas;
|
|
int err, i;
|
|
|
|
desc = vaapi_format_from_pix_fmt(hwfc->sw_format);
|
|
if (!desc) {
|
|
av_log(hwfc, AV_LOG_ERROR, "Unsupported format: %s.\n",
|
|
av_get_pix_fmt_name(hwfc->sw_format));
|
|
return AVERROR(EINVAL);
|
|
}
|
|
|
|
if (!hwfc->pool) {
|
|
if (!(hwctx->driver_quirks & AV_VAAPI_DRIVER_QUIRK_SURFACE_ATTRIBUTES)) {
|
|
int need_memory_type = !(hwctx->driver_quirks & AV_VAAPI_DRIVER_QUIRK_ATTRIB_MEMTYPE);
|
|
int need_pixel_format = 1;
|
|
for (i = 0; i < avfc->nb_attributes; i++) {
|
|
if (avfc->attributes[i].type == VASurfaceAttribMemoryType)
|
|
need_memory_type = 0;
|
|
if (avfc->attributes[i].type == VASurfaceAttribPixelFormat)
|
|
need_pixel_format = 0;
|
|
}
|
|
ctx->nb_attributes =
|
|
avfc->nb_attributes + need_memory_type + need_pixel_format;
|
|
|
|
ctx->attributes = av_malloc(ctx->nb_attributes *
|
|
sizeof(*ctx->attributes));
|
|
if (!ctx->attributes) {
|
|
err = AVERROR(ENOMEM);
|
|
goto fail;
|
|
}
|
|
|
|
for (i = 0; i < avfc->nb_attributes; i++)
|
|
ctx->attributes[i] = avfc->attributes[i];
|
|
if (need_memory_type) {
|
|
ctx->attributes[i++] = (VASurfaceAttrib) {
|
|
.type = VASurfaceAttribMemoryType,
|
|
.flags = VA_SURFACE_ATTRIB_SETTABLE,
|
|
.value.type = VAGenericValueTypeInteger,
|
|
.value.value.i = VA_SURFACE_ATTRIB_MEM_TYPE_VA,
|
|
};
|
|
}
|
|
if (need_pixel_format) {
|
|
ctx->attributes[i++] = (VASurfaceAttrib) {
|
|
.type = VASurfaceAttribPixelFormat,
|
|
.flags = VA_SURFACE_ATTRIB_SETTABLE,
|
|
.value.type = VAGenericValueTypeInteger,
|
|
.value.value.i = desc->fourcc,
|
|
};
|
|
}
|
|
av_assert0(i == ctx->nb_attributes);
|
|
} else {
|
|
ctx->attributes = NULL;
|
|
ctx->nb_attributes = 0;
|
|
}
|
|
|
|
ctx->rt_format = desc->rt_format;
|
|
|
|
if (hwfc->initial_pool_size > 0) {
|
|
// This pool will be usable as a render target, so we need to store
|
|
// all of the surface IDs somewhere that vaCreateContext() calls
|
|
// will be able to access them.
|
|
avfc->nb_surfaces = 0;
|
|
avfc->surface_ids = av_malloc(hwfc->initial_pool_size *
|
|
sizeof(*avfc->surface_ids));
|
|
if (!avfc->surface_ids) {
|
|
err = AVERROR(ENOMEM);
|
|
goto fail;
|
|
}
|
|
} else {
|
|
// This pool allows dynamic sizing, and will not be usable as a
|
|
// render target.
|
|
avfc->nb_surfaces = 0;
|
|
avfc->surface_ids = NULL;
|
|
}
|
|
|
|
hwfc->internal->pool_internal =
|
|
av_buffer_pool_init2(sizeof(VASurfaceID), hwfc,
|
|
&vaapi_pool_alloc, NULL);
|
|
if (!hwfc->internal->pool_internal) {
|
|
av_log(hwfc, AV_LOG_ERROR, "Failed to create VAAPI surface pool.\n");
|
|
err = AVERROR(ENOMEM);
|
|
goto fail;
|
|
}
|
|
}
|
|
|
|
// Allocate a single surface to test whether vaDeriveImage() is going
|
|
// to work for the specific configuration.
|
|
if (hwfc->pool) {
|
|
test_surface = av_buffer_pool_get(hwfc->pool);
|
|
if (!test_surface) {
|
|
av_log(hwfc, AV_LOG_ERROR, "Unable to allocate a surface from "
|
|
"user-configured buffer pool.\n");
|
|
err = AVERROR(ENOMEM);
|
|
goto fail;
|
|
}
|
|
} else {
|
|
test_surface = av_buffer_pool_get(hwfc->internal->pool_internal);
|
|
if (!test_surface) {
|
|
av_log(hwfc, AV_LOG_ERROR, "Unable to allocate a surface from "
|
|
"internal buffer pool.\n");
|
|
err = AVERROR(ENOMEM);
|
|
goto fail;
|
|
}
|
|
}
|
|
test_surface_id = (VASurfaceID)(uintptr_t)test_surface->data;
|
|
|
|
ctx->derive_works = 0;
|
|
|
|
err = vaapi_get_image_format(hwfc->device_ctx,
|
|
hwfc->sw_format, &expected_format);
|
|
if (err == 0) {
|
|
vas = vaDeriveImage(hwctx->display, test_surface_id, &test_image);
|
|
if (vas == VA_STATUS_SUCCESS) {
|
|
if (expected_format->fourcc == test_image.format.fourcc) {
|
|
av_log(hwfc, AV_LOG_DEBUG, "Direct mapping possible.\n");
|
|
ctx->derive_works = 1;
|
|
} else {
|
|
av_log(hwfc, AV_LOG_DEBUG, "Direct mapping disabled: "
|
|
"derived image format %08x does not match "
|
|
"expected format %08x.\n",
|
|
expected_format->fourcc, test_image.format.fourcc);
|
|
}
|
|
vaDestroyImage(hwctx->display, test_image.image_id);
|
|
} else {
|
|
av_log(hwfc, AV_LOG_DEBUG, "Direct mapping disabled: "
|
|
"deriving image does not work: "
|
|
"%d (%s).\n", vas, vaErrorStr(vas));
|
|
}
|
|
} else {
|
|
av_log(hwfc, AV_LOG_DEBUG, "Direct mapping disabled: "
|
|
"image format is not supported.\n");
|
|
}
|
|
|
|
av_buffer_unref(&test_surface);
|
|
return 0;
|
|
|
|
fail:
|
|
av_buffer_unref(&test_surface);
|
|
av_freep(&avfc->surface_ids);
|
|
av_freep(&ctx->attributes);
|
|
return err;
|
|
}
|
|
|
|
static void vaapi_frames_uninit(AVHWFramesContext *hwfc)
|
|
{
|
|
AVVAAPIFramesContext *avfc = hwfc->hwctx;
|
|
VAAPIFramesContext *ctx = hwfc->internal->priv;
|
|
|
|
av_freep(&avfc->surface_ids);
|
|
av_freep(&ctx->attributes);
|
|
}
|
|
|
|
static int vaapi_get_buffer(AVHWFramesContext *hwfc, AVFrame *frame)
|
|
{
|
|
frame->buf[0] = av_buffer_pool_get(hwfc->pool);
|
|
if (!frame->buf[0])
|
|
return AVERROR(ENOMEM);
|
|
|
|
frame->data[3] = frame->buf[0]->data;
|
|
frame->format = AV_PIX_FMT_VAAPI;
|
|
frame->width = hwfc->width;
|
|
frame->height = hwfc->height;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int vaapi_transfer_get_formats(AVHWFramesContext *hwfc,
|
|
enum AVHWFrameTransferDirection dir,
|
|
enum AVPixelFormat **formats)
|
|
{
|
|
VAAPIDeviceContext *ctx = hwfc->device_ctx->internal->priv;
|
|
enum AVPixelFormat *pix_fmts;
|
|
int i, k, sw_format_available;
|
|
|
|
sw_format_available = 0;
|
|
for (i = 0; i < ctx->nb_formats; i++) {
|
|
if (ctx->formats[i].pix_fmt == hwfc->sw_format)
|
|
sw_format_available = 1;
|
|
}
|
|
|
|
pix_fmts = av_malloc((ctx->nb_formats + 1) * sizeof(*pix_fmts));
|
|
if (!pix_fmts)
|
|
return AVERROR(ENOMEM);
|
|
|
|
if (sw_format_available) {
|
|
pix_fmts[0] = hwfc->sw_format;
|
|
k = 1;
|
|
} else {
|
|
k = 0;
|
|
}
|
|
for (i = 0; i < ctx->nb_formats; i++) {
|
|
if (ctx->formats[i].pix_fmt == hwfc->sw_format)
|
|
continue;
|
|
av_assert0(k < ctx->nb_formats);
|
|
pix_fmts[k++] = ctx->formats[i].pix_fmt;
|
|
}
|
|
pix_fmts[k] = AV_PIX_FMT_NONE;
|
|
|
|
*formats = pix_fmts;
|
|
return 0;
|
|
}
|
|
|
|
static void vaapi_unmap_frame(AVHWFramesContext *hwfc,
|
|
HWMapDescriptor *hwmap)
|
|
{
|
|
AVVAAPIDeviceContext *hwctx = hwfc->device_ctx->hwctx;
|
|
VAAPIMapping *map = hwmap->priv;
|
|
VASurfaceID surface_id;
|
|
VAStatus vas;
|
|
|
|
surface_id = (VASurfaceID)(uintptr_t)hwmap->source->data[3];
|
|
av_log(hwfc, AV_LOG_DEBUG, "Unmap surface %#x.\n", surface_id);
|
|
|
|
vas = vaUnmapBuffer(hwctx->display, map->image.buf);
|
|
if (vas != VA_STATUS_SUCCESS) {
|
|
av_log(hwfc, AV_LOG_ERROR, "Failed to unmap image from surface "
|
|
"%#x: %d (%s).\n", surface_id, vas, vaErrorStr(vas));
|
|
}
|
|
|
|
if ((map->flags & AV_HWFRAME_MAP_WRITE) &&
|
|
!(map->flags & AV_HWFRAME_MAP_DIRECT)) {
|
|
vas = vaPutImage(hwctx->display, surface_id, map->image.image_id,
|
|
0, 0, hwfc->width, hwfc->height,
|
|
0, 0, hwfc->width, hwfc->height);
|
|
if (vas != VA_STATUS_SUCCESS) {
|
|
av_log(hwfc, AV_LOG_ERROR, "Failed to write image to surface "
|
|
"%#x: %d (%s).\n", surface_id, vas, vaErrorStr(vas));
|
|
}
|
|
}
|
|
|
|
vas = vaDestroyImage(hwctx->display, map->image.image_id);
|
|
if (vas != VA_STATUS_SUCCESS) {
|
|
av_log(hwfc, AV_LOG_ERROR, "Failed to destroy image from surface "
|
|
"%#x: %d (%s).\n", surface_id, vas, vaErrorStr(vas));
|
|
}
|
|
|
|
av_free(map);
|
|
}
|
|
|
|
static int vaapi_map_frame(AVHWFramesContext *hwfc,
|
|
AVFrame *dst, const AVFrame *src, int flags)
|
|
{
|
|
AVVAAPIDeviceContext *hwctx = hwfc->device_ctx->hwctx;
|
|
VAAPIFramesContext *ctx = hwfc->internal->priv;
|
|
VASurfaceID surface_id;
|
|
const VAAPIFormatDescriptor *desc;
|
|
VAImageFormat *image_format;
|
|
VAAPIMapping *map;
|
|
VAStatus vas;
|
|
void *address = NULL;
|
|
int err, i;
|
|
|
|
surface_id = (VASurfaceID)(uintptr_t)src->data[3];
|
|
av_log(hwfc, AV_LOG_DEBUG, "Map surface %#x.\n", surface_id);
|
|
|
|
if (!ctx->derive_works && (flags & AV_HWFRAME_MAP_DIRECT)) {
|
|
// Requested direct mapping but it is not possible.
|
|
return AVERROR(EINVAL);
|
|
}
|
|
if (dst->format == AV_PIX_FMT_NONE)
|
|
dst->format = hwfc->sw_format;
|
|
if (dst->format != hwfc->sw_format && (flags & AV_HWFRAME_MAP_DIRECT)) {
|
|
// Requested direct mapping but the formats do not match.
|
|
return AVERROR(EINVAL);
|
|
}
|
|
|
|
err = vaapi_get_image_format(hwfc->device_ctx, dst->format, &image_format);
|
|
if (err < 0) {
|
|
// Requested format is not a valid output format.
|
|
return AVERROR(EINVAL);
|
|
}
|
|
|
|
map = av_malloc(sizeof(*map));
|
|
if (!map)
|
|
return AVERROR(ENOMEM);
|
|
map->flags = flags;
|
|
map->image.image_id = VA_INVALID_ID;
|
|
|
|
vas = vaSyncSurface(hwctx->display, surface_id);
|
|
if (vas != VA_STATUS_SUCCESS) {
|
|
av_log(hwfc, AV_LOG_ERROR, "Failed to sync surface "
|
|
"%#x: %d (%s).\n", surface_id, vas, vaErrorStr(vas));
|
|
err = AVERROR(EIO);
|
|
goto fail;
|
|
}
|
|
|
|
// The memory which we map using derive need not be connected to the CPU
|
|
// in a way conducive to fast access. On Gen7-Gen9 Intel graphics, the
|
|
// memory is mappable but not cached, so normal memcpy()-like access is
|
|
// very slow to read it (but writing is ok). It is possible to read much
|
|
// faster with a copy routine which is aware of the limitation, but we
|
|
// assume for now that the user is not aware of that and would therefore
|
|
// prefer not to be given direct-mapped memory if they request read access.
|
|
if (ctx->derive_works && dst->format == hwfc->sw_format &&
|
|
((flags & AV_HWFRAME_MAP_DIRECT) || !(flags & AV_HWFRAME_MAP_READ))) {
|
|
vas = vaDeriveImage(hwctx->display, surface_id, &map->image);
|
|
if (vas != VA_STATUS_SUCCESS) {
|
|
av_log(hwfc, AV_LOG_ERROR, "Failed to derive image from "
|
|
"surface %#x: %d (%s).\n",
|
|
surface_id, vas, vaErrorStr(vas));
|
|
err = AVERROR(EIO);
|
|
goto fail;
|
|
}
|
|
if (map->image.format.fourcc != image_format->fourcc) {
|
|
av_log(hwfc, AV_LOG_ERROR, "Derive image of surface %#x "
|
|
"is in wrong format: expected %#08x, got %#08x.\n",
|
|
surface_id, image_format->fourcc, map->image.format.fourcc);
|
|
err = AVERROR(EIO);
|
|
goto fail;
|
|
}
|
|
map->flags |= AV_HWFRAME_MAP_DIRECT;
|
|
} else {
|
|
vas = vaCreateImage(hwctx->display, image_format,
|
|
hwfc->width, hwfc->height, &map->image);
|
|
if (vas != VA_STATUS_SUCCESS) {
|
|
av_log(hwfc, AV_LOG_ERROR, "Failed to create image for "
|
|
"surface %#x: %d (%s).\n",
|
|
surface_id, vas, vaErrorStr(vas));
|
|
err = AVERROR(EIO);
|
|
goto fail;
|
|
}
|
|
if (!(flags & AV_HWFRAME_MAP_OVERWRITE)) {
|
|
vas = vaGetImage(hwctx->display, surface_id, 0, 0,
|
|
hwfc->width, hwfc->height, map->image.image_id);
|
|
if (vas != VA_STATUS_SUCCESS) {
|
|
av_log(hwfc, AV_LOG_ERROR, "Failed to read image from "
|
|
"surface %#x: %d (%s).\n",
|
|
surface_id, vas, vaErrorStr(vas));
|
|
err = AVERROR(EIO);
|
|
goto fail;
|
|
}
|
|
}
|
|
}
|
|
|
|
vas = vaMapBuffer(hwctx->display, map->image.buf, &address);
|
|
if (vas != VA_STATUS_SUCCESS) {
|
|
av_log(hwfc, AV_LOG_ERROR, "Failed to map image from surface "
|
|
"%#x: %d (%s).\n", surface_id, vas, vaErrorStr(vas));
|
|
err = AVERROR(EIO);
|
|
goto fail;
|
|
}
|
|
|
|
err = ff_hwframe_map_create(src->hw_frames_ctx,
|
|
dst, src, &vaapi_unmap_frame, map);
|
|
if (err < 0)
|
|
goto fail;
|
|
|
|
dst->width = src->width;
|
|
dst->height = src->height;
|
|
|
|
for (i = 0; i < map->image.num_planes; i++) {
|
|
dst->data[i] = (uint8_t*)address + map->image.offsets[i];
|
|
dst->linesize[i] = map->image.pitches[i];
|
|
}
|
|
|
|
desc = vaapi_format_from_fourcc(map->image.format.fourcc);
|
|
if (desc && desc->chroma_planes_swapped) {
|
|
// Chroma planes are YVU rather than YUV, so swap them.
|
|
FFSWAP(uint8_t*, dst->data[1], dst->data[2]);
|
|
}
|
|
|
|
return 0;
|
|
|
|
fail:
|
|
if (map) {
|
|
if (address)
|
|
vaUnmapBuffer(hwctx->display, map->image.buf);
|
|
if (map->image.image_id != VA_INVALID_ID)
|
|
vaDestroyImage(hwctx->display, map->image.image_id);
|
|
av_free(map);
|
|
}
|
|
return err;
|
|
}
|
|
|
|
static int vaapi_transfer_data_from(AVHWFramesContext *hwfc,
|
|
AVFrame *dst, const AVFrame *src)
|
|
{
|
|
AVFrame *map;
|
|
int err;
|
|
|
|
if (dst->width > hwfc->width || dst->height > hwfc->height)
|
|
return AVERROR(EINVAL);
|
|
|
|
map = av_frame_alloc();
|
|
if (!map)
|
|
return AVERROR(ENOMEM);
|
|
map->format = dst->format;
|
|
|
|
err = vaapi_map_frame(hwfc, map, src, AV_HWFRAME_MAP_READ);
|
|
if (err)
|
|
goto fail;
|
|
|
|
map->width = dst->width;
|
|
map->height = dst->height;
|
|
|
|
err = av_frame_copy(dst, map);
|
|
if (err)
|
|
goto fail;
|
|
|
|
err = 0;
|
|
fail:
|
|
av_frame_free(&map);
|
|
return err;
|
|
}
|
|
|
|
static int vaapi_transfer_data_to(AVHWFramesContext *hwfc,
|
|
AVFrame *dst, const AVFrame *src)
|
|
{
|
|
AVFrame *map;
|
|
int err;
|
|
|
|
if (src->width > hwfc->width || src->height > hwfc->height)
|
|
return AVERROR(EINVAL);
|
|
|
|
map = av_frame_alloc();
|
|
if (!map)
|
|
return AVERROR(ENOMEM);
|
|
map->format = src->format;
|
|
|
|
err = vaapi_map_frame(hwfc, map, dst, AV_HWFRAME_MAP_WRITE | AV_HWFRAME_MAP_OVERWRITE);
|
|
if (err)
|
|
goto fail;
|
|
|
|
map->width = src->width;
|
|
map->height = src->height;
|
|
|
|
err = av_frame_copy(map, src);
|
|
if (err)
|
|
goto fail;
|
|
|
|
err = 0;
|
|
fail:
|
|
av_frame_free(&map);
|
|
return err;
|
|
}
|
|
|
|
static int vaapi_map_to_memory(AVHWFramesContext *hwfc, AVFrame *dst,
|
|
const AVFrame *src, int flags)
|
|
{
|
|
int err;
|
|
|
|
if (dst->format != AV_PIX_FMT_NONE) {
|
|
err = vaapi_get_image_format(hwfc->device_ctx, dst->format, NULL);
|
|
if (err < 0)
|
|
return AVERROR(ENOSYS);
|
|
}
|
|
|
|
err = vaapi_map_frame(hwfc, dst, src, flags);
|
|
if (err)
|
|
return err;
|
|
|
|
err = av_frame_copy_props(dst, src);
|
|
if (err)
|
|
return err;
|
|
|
|
return 0;
|
|
}
|
|
|
|
#if CONFIG_LIBDRM
|
|
|
|
#define DRM_MAP(va, layers, ...) { \
|
|
VA_FOURCC_ ## va, \
|
|
layers, \
|
|
{ __VA_ARGS__ } \
|
|
}
|
|
static const struct {
|
|
uint32_t va_fourcc;
|
|
int nb_layer_formats;
|
|
uint32_t layer_formats[AV_DRM_MAX_PLANES];
|
|
} vaapi_drm_format_map[] = {
|
|
#ifdef DRM_FORMAT_R8
|
|
DRM_MAP(NV12, 2, DRM_FORMAT_R8, DRM_FORMAT_RG88),
|
|
DRM_MAP(NV12, 2, DRM_FORMAT_R8, DRM_FORMAT_GR88),
|
|
#endif
|
|
DRM_MAP(NV12, 1, DRM_FORMAT_NV12),
|
|
#if defined(VA_FOURCC_P010) && defined(DRM_FORMAT_R16)
|
|
DRM_MAP(P010, 2, DRM_FORMAT_R16, DRM_FORMAT_RG1616),
|
|
#endif
|
|
DRM_MAP(BGRA, 1, DRM_FORMAT_ARGB8888),
|
|
DRM_MAP(BGRX, 1, DRM_FORMAT_XRGB8888),
|
|
DRM_MAP(RGBA, 1, DRM_FORMAT_ABGR8888),
|
|
DRM_MAP(RGBX, 1, DRM_FORMAT_XBGR8888),
|
|
#ifdef VA_FOURCC_ABGR
|
|
DRM_MAP(ABGR, 1, DRM_FORMAT_RGBA8888),
|
|
DRM_MAP(XBGR, 1, DRM_FORMAT_RGBX8888),
|
|
#endif
|
|
DRM_MAP(ARGB, 1, DRM_FORMAT_BGRA8888),
|
|
DRM_MAP(XRGB, 1, DRM_FORMAT_BGRX8888),
|
|
};
|
|
#undef DRM_MAP
|
|
|
|
static void vaapi_unmap_from_drm(AVHWFramesContext *dst_fc,
|
|
HWMapDescriptor *hwmap)
|
|
{
|
|
AVVAAPIDeviceContext *dst_dev = dst_fc->device_ctx->hwctx;
|
|
|
|
VASurfaceID surface_id = (VASurfaceID)(uintptr_t)hwmap->priv;
|
|
|
|
av_log(dst_fc, AV_LOG_DEBUG, "Destroy surface %#x.\n", surface_id);
|
|
|
|
vaDestroySurfaces(dst_dev->display, &surface_id, 1);
|
|
}
|
|
|
|
static int vaapi_map_from_drm(AVHWFramesContext *src_fc, AVFrame *dst,
|
|
const AVFrame *src, int flags)
|
|
{
|
|
VAAPIFramesContext *src_vafc = src_fc->internal->priv;
|
|
AVHWFramesContext *dst_fc =
|
|
(AVHWFramesContext*)dst->hw_frames_ctx->data;
|
|
AVVAAPIDeviceContext *dst_dev = dst_fc->device_ctx->hwctx;
|
|
const AVDRMFrameDescriptor *desc;
|
|
const VAAPIFormatDescriptor *format_desc;
|
|
VASurfaceID surface_id;
|
|
VAStatus vas = VA_STATUS_SUCCESS;
|
|
int use_prime2;
|
|
uint32_t va_fourcc;
|
|
int err, i, j;
|
|
|
|
desc = (AVDRMFrameDescriptor*)src->data[0];
|
|
|
|
if (desc->nb_objects != 1) {
|
|
av_log(dst_fc, AV_LOG_ERROR, "VAAPI can only map frames "
|
|
"made from a single DRM object.\n");
|
|
return AVERROR(EINVAL);
|
|
}
|
|
|
|
va_fourcc = 0;
|
|
for (i = 0; i < FF_ARRAY_ELEMS(vaapi_drm_format_map); i++) {
|
|
if (desc->nb_layers != vaapi_drm_format_map[i].nb_layer_formats)
|
|
continue;
|
|
for (j = 0; j < desc->nb_layers; j++) {
|
|
if (desc->layers[j].format !=
|
|
vaapi_drm_format_map[i].layer_formats[j])
|
|
break;
|
|
}
|
|
if (j != desc->nb_layers)
|
|
continue;
|
|
va_fourcc = vaapi_drm_format_map[i].va_fourcc;
|
|
break;
|
|
}
|
|
if (!va_fourcc) {
|
|
av_log(dst_fc, AV_LOG_ERROR, "DRM format not supported "
|
|
"by VAAPI.\n");
|
|
return AVERROR(EINVAL);
|
|
}
|
|
|
|
av_log(dst_fc, AV_LOG_DEBUG, "Map DRM object %d to VAAPI as "
|
|
"%08x.\n", desc->objects[0].fd, va_fourcc);
|
|
|
|
format_desc = vaapi_format_from_fourcc(va_fourcc);
|
|
av_assert0(format_desc);
|
|
|
|
use_prime2 = !src_vafc->prime_2_import_unsupported &&
|
|
desc->objects[0].format_modifier != DRM_FORMAT_MOD_INVALID;
|
|
if (use_prime2) {
|
|
VADRMPRIMESurfaceDescriptor prime_desc;
|
|
VASurfaceAttrib prime_attrs[2] = {
|
|
{
|
|
.type = VASurfaceAttribMemoryType,
|
|
.flags = VA_SURFACE_ATTRIB_SETTABLE,
|
|
.value.type = VAGenericValueTypeInteger,
|
|
.value.value.i = VA_SURFACE_ATTRIB_MEM_TYPE_DRM_PRIME_2,
|
|
},
|
|
{
|
|
.type = VASurfaceAttribExternalBufferDescriptor,
|
|
.flags = VA_SURFACE_ATTRIB_SETTABLE,
|
|
.value.type = VAGenericValueTypePointer,
|
|
.value.value.p = &prime_desc,
|
|
}
|
|
};
|
|
prime_desc.fourcc = va_fourcc;
|
|
prime_desc.width = src_fc->width;
|
|
prime_desc.height = src_fc->height;
|
|
prime_desc.num_objects = desc->nb_objects;
|
|
for (i = 0; i < desc->nb_objects; ++i) {
|
|
prime_desc.objects[i].fd = desc->objects[i].fd;
|
|
prime_desc.objects[i].size = desc->objects[i].size;
|
|
prime_desc.objects[i].drm_format_modifier =
|
|
desc->objects[i].format_modifier;
|
|
}
|
|
|
|
prime_desc.num_layers = desc->nb_layers;
|
|
for (i = 0; i < desc->nb_layers; ++i) {
|
|
prime_desc.layers[i].drm_format = desc->layers[i].format;
|
|
prime_desc.layers[i].num_planes = desc->layers[i].nb_planes;
|
|
for (j = 0; j < desc->layers[i].nb_planes; ++j) {
|
|
prime_desc.layers[i].object_index[j] =
|
|
desc->layers[i].planes[j].object_index;
|
|
prime_desc.layers[i].offset[j] = desc->layers[i].planes[j].offset;
|
|
prime_desc.layers[i].pitch[j] = desc->layers[i].planes[j].pitch;
|
|
}
|
|
|
|
if (format_desc->chroma_planes_swapped &&
|
|
desc->layers[i].nb_planes == 3) {
|
|
FFSWAP(uint32_t, prime_desc.layers[i].pitch[1],
|
|
prime_desc.layers[i].pitch[2]);
|
|
FFSWAP(uint32_t, prime_desc.layers[i].offset[1],
|
|
prime_desc.layers[i].offset[2]);
|
|
}
|
|
}
|
|
|
|
/*
|
|
* We can query for PRIME_2 support with vaQuerySurfaceAttributes, but that
|
|
* that needs the config_id which we don't have here . Both Intel and
|
|
* Gallium seem to do the correct error checks, so lets just try the
|
|
* PRIME_2 import first.
|
|
*/
|
|
vas = vaCreateSurfaces(dst_dev->display, format_desc->rt_format,
|
|
src->width, src->height, &surface_id, 1,
|
|
prime_attrs, FF_ARRAY_ELEMS(prime_attrs));
|
|
if (vas != VA_STATUS_SUCCESS)
|
|
src_vafc->prime_2_import_unsupported = 1;
|
|
}
|
|
|
|
if (!use_prime2 || vas != VA_STATUS_SUCCESS) {
|
|
int k;
|
|
unsigned long buffer_handle;
|
|
VASurfaceAttribExternalBuffers buffer_desc;
|
|
VASurfaceAttrib buffer_attrs[2] = {
|
|
{
|
|
.type = VASurfaceAttribMemoryType,
|
|
.flags = VA_SURFACE_ATTRIB_SETTABLE,
|
|
.value.type = VAGenericValueTypeInteger,
|
|
.value.value.i = VA_SURFACE_ATTRIB_MEM_TYPE_DRM_PRIME,
|
|
},
|
|
{
|
|
.type = VASurfaceAttribExternalBufferDescriptor,
|
|
.flags = VA_SURFACE_ATTRIB_SETTABLE,
|
|
.value.type = VAGenericValueTypePointer,
|
|
.value.value.p = &buffer_desc,
|
|
}
|
|
};
|
|
|
|
buffer_handle = desc->objects[0].fd;
|
|
buffer_desc.pixel_format = va_fourcc;
|
|
buffer_desc.width = src_fc->width;
|
|
buffer_desc.height = src_fc->height;
|
|
buffer_desc.data_size = desc->objects[0].size;
|
|
buffer_desc.buffers = &buffer_handle;
|
|
buffer_desc.num_buffers = 1;
|
|
buffer_desc.flags = 0;
|
|
|
|
k = 0;
|
|
for (i = 0; i < desc->nb_layers; i++) {
|
|
for (j = 0; j < desc->layers[i].nb_planes; j++) {
|
|
buffer_desc.pitches[k] = desc->layers[i].planes[j].pitch;
|
|
buffer_desc.offsets[k] = desc->layers[i].planes[j].offset;
|
|
++k;
|
|
}
|
|
}
|
|
buffer_desc.num_planes = k;
|
|
|
|
if (format_desc->chroma_planes_swapped &&
|
|
buffer_desc.num_planes == 3) {
|
|
FFSWAP(uint32_t, buffer_desc.pitches[1], buffer_desc.pitches[2]);
|
|
FFSWAP(uint32_t, buffer_desc.offsets[1], buffer_desc.offsets[2]);
|
|
}
|
|
|
|
vas = vaCreateSurfaces(dst_dev->display, format_desc->rt_format,
|
|
src->width, src->height,
|
|
&surface_id, 1,
|
|
buffer_attrs, FF_ARRAY_ELEMS(buffer_attrs));
|
|
}
|
|
if (vas != VA_STATUS_SUCCESS) {
|
|
av_log(dst_fc, AV_LOG_ERROR, "Failed to create surface from DRM "
|
|
"object: %d (%s).\n", vas, vaErrorStr(vas));
|
|
return AVERROR(EIO);
|
|
}
|
|
av_log(dst_fc, AV_LOG_DEBUG, "Create surface %#x.\n", surface_id);
|
|
|
|
err = ff_hwframe_map_create(dst->hw_frames_ctx, dst, src,
|
|
&vaapi_unmap_from_drm,
|
|
(void*)(uintptr_t)surface_id);
|
|
if (err < 0)
|
|
return err;
|
|
|
|
dst->width = src->width;
|
|
dst->height = src->height;
|
|
dst->data[3] = (uint8_t*)(uintptr_t)surface_id;
|
|
|
|
av_log(dst_fc, AV_LOG_DEBUG, "Mapped DRM object %d to "
|
|
"surface %#x.\n", desc->objects[0].fd, surface_id);
|
|
|
|
return 0;
|
|
}
|
|
|
|
#if VA_CHECK_VERSION(1, 1, 0)
|
|
static void vaapi_unmap_to_drm_esh(AVHWFramesContext *hwfc,
|
|
HWMapDescriptor *hwmap)
|
|
{
|
|
AVDRMFrameDescriptor *drm_desc = hwmap->priv;
|
|
int i;
|
|
|
|
for (i = 0; i < drm_desc->nb_objects; i++)
|
|
close(drm_desc->objects[i].fd);
|
|
|
|
av_freep(&drm_desc);
|
|
}
|
|
|
|
static int vaapi_map_to_drm_esh(AVHWFramesContext *hwfc, AVFrame *dst,
|
|
const AVFrame *src, int flags)
|
|
{
|
|
AVVAAPIDeviceContext *hwctx = hwfc->device_ctx->hwctx;
|
|
VASurfaceID surface_id;
|
|
VAStatus vas;
|
|
VADRMPRIMESurfaceDescriptor va_desc;
|
|
AVDRMFrameDescriptor *drm_desc = NULL;
|
|
uint32_t export_flags;
|
|
int err, i, j;
|
|
|
|
surface_id = (VASurfaceID)(uintptr_t)src->data[3];
|
|
|
|
export_flags = VA_EXPORT_SURFACE_SEPARATE_LAYERS;
|
|
if (flags & AV_HWFRAME_MAP_READ)
|
|
export_flags |= VA_EXPORT_SURFACE_READ_ONLY;
|
|
if (flags & AV_HWFRAME_MAP_WRITE)
|
|
export_flags |= VA_EXPORT_SURFACE_WRITE_ONLY;
|
|
|
|
vas = vaExportSurfaceHandle(hwctx->display, surface_id,
|
|
VA_SURFACE_ATTRIB_MEM_TYPE_DRM_PRIME_2,
|
|
export_flags, &va_desc);
|
|
if (vas != VA_STATUS_SUCCESS) {
|
|
if (vas == VA_STATUS_ERROR_UNIMPLEMENTED)
|
|
return AVERROR(ENOSYS);
|
|
av_log(hwfc, AV_LOG_ERROR, "Failed to export surface %#x: "
|
|
"%d (%s).\n", surface_id, vas, vaErrorStr(vas));
|
|
return AVERROR(EIO);
|
|
}
|
|
|
|
drm_desc = av_mallocz(sizeof(*drm_desc));
|
|
if (!drm_desc) {
|
|
err = AVERROR(ENOMEM);
|
|
goto fail;
|
|
}
|
|
|
|
// By some bizarre coincidence, these structures are very similar...
|
|
drm_desc->nb_objects = va_desc.num_objects;
|
|
for (i = 0; i < va_desc.num_objects; i++) {
|
|
drm_desc->objects[i].fd = va_desc.objects[i].fd;
|
|
drm_desc->objects[i].size = va_desc.objects[i].size;
|
|
drm_desc->objects[i].format_modifier =
|
|
va_desc.objects[i].drm_format_modifier;
|
|
}
|
|
drm_desc->nb_layers = va_desc.num_layers;
|
|
for (i = 0; i < va_desc.num_layers; i++) {
|
|
drm_desc->layers[i].format = va_desc.layers[i].drm_format;
|
|
drm_desc->layers[i].nb_planes = va_desc.layers[i].num_planes;
|
|
for (j = 0; j < va_desc.layers[i].num_planes; j++) {
|
|
drm_desc->layers[i].planes[j].object_index =
|
|
va_desc.layers[i].object_index[j];
|
|
drm_desc->layers[i].planes[j].offset =
|
|
va_desc.layers[i].offset[j];
|
|
drm_desc->layers[i].planes[j].pitch =
|
|
va_desc.layers[i].pitch[j];
|
|
}
|
|
}
|
|
|
|
err = ff_hwframe_map_create(src->hw_frames_ctx, dst, src,
|
|
&vaapi_unmap_to_drm_esh, drm_desc);
|
|
if (err < 0)
|
|
goto fail;
|
|
|
|
dst->width = src->width;
|
|
dst->height = src->height;
|
|
dst->data[0] = (uint8_t*)drm_desc;
|
|
|
|
return 0;
|
|
|
|
fail:
|
|
for (i = 0; i < va_desc.num_objects; i++)
|
|
close(va_desc.objects[i].fd);
|
|
av_freep(&drm_desc);
|
|
return err;
|
|
}
|
|
#endif
|
|
|
|
#if VA_CHECK_VERSION(0, 36, 0)
|
|
typedef struct VAAPIDRMImageBufferMapping {
|
|
VAImage image;
|
|
VABufferInfo buffer_info;
|
|
|
|
AVDRMFrameDescriptor drm_desc;
|
|
} VAAPIDRMImageBufferMapping;
|
|
|
|
static void vaapi_unmap_to_drm_abh(AVHWFramesContext *hwfc,
|
|
HWMapDescriptor *hwmap)
|
|
{
|
|
AVVAAPIDeviceContext *hwctx = hwfc->device_ctx->hwctx;
|
|
VAAPIDRMImageBufferMapping *mapping = hwmap->priv;
|
|
VASurfaceID surface_id;
|
|
VAStatus vas;
|
|
|
|
surface_id = (VASurfaceID)(uintptr_t)hwmap->source->data[3];
|
|
av_log(hwfc, AV_LOG_DEBUG, "Unmap VAAPI surface %#x from DRM.\n",
|
|
surface_id);
|
|
|
|
// DRM PRIME file descriptors are closed by vaReleaseBufferHandle(),
|
|
// so we shouldn't close them separately.
|
|
|
|
vas = vaReleaseBufferHandle(hwctx->display, mapping->image.buf);
|
|
if (vas != VA_STATUS_SUCCESS) {
|
|
av_log(hwfc, AV_LOG_ERROR, "Failed to release buffer "
|
|
"handle of image %#x (derived from surface %#x): "
|
|
"%d (%s).\n", mapping->image.buf, surface_id,
|
|
vas, vaErrorStr(vas));
|
|
}
|
|
|
|
vas = vaDestroyImage(hwctx->display, mapping->image.image_id);
|
|
if (vas != VA_STATUS_SUCCESS) {
|
|
av_log(hwfc, AV_LOG_ERROR, "Failed to destroy image "
|
|
"derived from surface %#x: %d (%s).\n",
|
|
surface_id, vas, vaErrorStr(vas));
|
|
}
|
|
|
|
av_free(mapping);
|
|
}
|
|
|
|
static int vaapi_map_to_drm_abh(AVHWFramesContext *hwfc, AVFrame *dst,
|
|
const AVFrame *src, int flags)
|
|
{
|
|
AVVAAPIDeviceContext *hwctx = hwfc->device_ctx->hwctx;
|
|
VAAPIDRMImageBufferMapping *mapping = NULL;
|
|
VASurfaceID surface_id;
|
|
VAStatus vas;
|
|
int err, i, p;
|
|
|
|
surface_id = (VASurfaceID)(uintptr_t)src->data[3];
|
|
av_log(hwfc, AV_LOG_DEBUG, "Map VAAPI surface %#x to DRM.\n",
|
|
surface_id);
|
|
|
|
mapping = av_mallocz(sizeof(*mapping));
|
|
if (!mapping)
|
|
return AVERROR(ENOMEM);
|
|
|
|
vas = vaDeriveImage(hwctx->display, surface_id,
|
|
&mapping->image);
|
|
if (vas != VA_STATUS_SUCCESS) {
|
|
av_log(hwfc, AV_LOG_ERROR, "Failed to derive image from "
|
|
"surface %#x: %d (%s).\n",
|
|
surface_id, vas, vaErrorStr(vas));
|
|
err = AVERROR(EIO);
|
|
goto fail;
|
|
}
|
|
|
|
for (i = 0; i < FF_ARRAY_ELEMS(vaapi_drm_format_map); i++) {
|
|
if (vaapi_drm_format_map[i].va_fourcc ==
|
|
mapping->image.format.fourcc)
|
|
break;
|
|
}
|
|
if (i >= FF_ARRAY_ELEMS(vaapi_drm_format_map)) {
|
|
av_log(hwfc, AV_LOG_ERROR, "No matching DRM format for "
|
|
"VAAPI format %#x.\n", mapping->image.format.fourcc);
|
|
err = AVERROR(EINVAL);
|
|
goto fail_derived;
|
|
}
|
|
|
|
mapping->buffer_info.mem_type =
|
|
VA_SURFACE_ATTRIB_MEM_TYPE_DRM_PRIME;
|
|
|
|
mapping->drm_desc.nb_layers =
|
|
vaapi_drm_format_map[i].nb_layer_formats;
|
|
if (mapping->drm_desc.nb_layers > 1) {
|
|
if (mapping->drm_desc.nb_layers != mapping->image.num_planes) {
|
|
av_log(hwfc, AV_LOG_ERROR, "Image properties do not match "
|
|
"expected format: got %d planes, but expected %d.\n",
|
|
mapping->image.num_planes, mapping->drm_desc.nb_layers);
|
|
err = AVERROR(EINVAL);
|
|
goto fail_derived;
|
|
}
|
|
|
|
for(p = 0; p < mapping->drm_desc.nb_layers; p++) {
|
|
mapping->drm_desc.layers[p] = (AVDRMLayerDescriptor) {
|
|
.format = vaapi_drm_format_map[i].layer_formats[p],
|
|
.nb_planes = 1,
|
|
.planes[0] = {
|
|
.object_index = 0,
|
|
.offset = mapping->image.offsets[p],
|
|
.pitch = mapping->image.pitches[p],
|
|
},
|
|
};
|
|
}
|
|
} else {
|
|
mapping->drm_desc.layers[0].format =
|
|
vaapi_drm_format_map[i].layer_formats[0];
|
|
mapping->drm_desc.layers[0].nb_planes = mapping->image.num_planes;
|
|
for (p = 0; p < mapping->image.num_planes; p++) {
|
|
mapping->drm_desc.layers[0].planes[p] = (AVDRMPlaneDescriptor) {
|
|
.object_index = 0,
|
|
.offset = mapping->image.offsets[p],
|
|
.pitch = mapping->image.pitches[p],
|
|
};
|
|
}
|
|
}
|
|
|
|
vas = vaAcquireBufferHandle(hwctx->display, mapping->image.buf,
|
|
&mapping->buffer_info);
|
|
if (vas != VA_STATUS_SUCCESS) {
|
|
av_log(hwfc, AV_LOG_ERROR, "Failed to get buffer "
|
|
"handle from image %#x (derived from surface %#x): "
|
|
"%d (%s).\n", mapping->image.buf, surface_id,
|
|
vas, vaErrorStr(vas));
|
|
err = AVERROR(EIO);
|
|
goto fail_derived;
|
|
}
|
|
|
|
av_log(hwfc, AV_LOG_DEBUG, "DRM PRIME fd is %ld.\n",
|
|
mapping->buffer_info.handle);
|
|
|
|
mapping->drm_desc.nb_objects = 1;
|
|
mapping->drm_desc.objects[0] = (AVDRMObjectDescriptor) {
|
|
.fd = mapping->buffer_info.handle,
|
|
.size = mapping->image.data_size,
|
|
// There is no way to get the format modifier with this API.
|
|
.format_modifier = DRM_FORMAT_MOD_INVALID,
|
|
};
|
|
|
|
err = ff_hwframe_map_create(src->hw_frames_ctx,
|
|
dst, src, &vaapi_unmap_to_drm_abh,
|
|
mapping);
|
|
if (err < 0)
|
|
goto fail_mapped;
|
|
|
|
dst->data[0] = (uint8_t*)&mapping->drm_desc;
|
|
dst->width = src->width;
|
|
dst->height = src->height;
|
|
|
|
return 0;
|
|
|
|
fail_mapped:
|
|
vaReleaseBufferHandle(hwctx->display, mapping->image.buf);
|
|
fail_derived:
|
|
vaDestroyImage(hwctx->display, mapping->image.image_id);
|
|
fail:
|
|
av_freep(&mapping);
|
|
return err;
|
|
}
|
|
#endif
|
|
|
|
static int vaapi_map_to_drm(AVHWFramesContext *hwfc, AVFrame *dst,
|
|
const AVFrame *src, int flags)
|
|
{
|
|
#if VA_CHECK_VERSION(1, 1, 0)
|
|
int err;
|
|
err = vaapi_map_to_drm_esh(hwfc, dst, src, flags);
|
|
if (err != AVERROR(ENOSYS))
|
|
return err;
|
|
#endif
|
|
#if VA_CHECK_VERSION(0, 36, 0)
|
|
return vaapi_map_to_drm_abh(hwfc, dst, src, flags);
|
|
#endif
|
|
return AVERROR(ENOSYS);
|
|
}
|
|
|
|
#endif /* CONFIG_LIBDRM */
|
|
|
|
static int vaapi_map_to(AVHWFramesContext *hwfc, AVFrame *dst,
|
|
const AVFrame *src, int flags)
|
|
{
|
|
switch (src->format) {
|
|
#if CONFIG_LIBDRM
|
|
case AV_PIX_FMT_DRM_PRIME:
|
|
return vaapi_map_from_drm(hwfc, dst, src, flags);
|
|
#endif
|
|
default:
|
|
return AVERROR(ENOSYS);
|
|
}
|
|
}
|
|
|
|
static int vaapi_map_from(AVHWFramesContext *hwfc, AVFrame *dst,
|
|
const AVFrame *src, int flags)
|
|
{
|
|
switch (dst->format) {
|
|
#if CONFIG_LIBDRM
|
|
case AV_PIX_FMT_DRM_PRIME:
|
|
return vaapi_map_to_drm(hwfc, dst, src, flags);
|
|
#endif
|
|
default:
|
|
return vaapi_map_to_memory(hwfc, dst, src, flags);
|
|
}
|
|
}
|
|
|
|
static void vaapi_device_free(AVHWDeviceContext *ctx)
|
|
{
|
|
AVVAAPIDeviceContext *hwctx = ctx->hwctx;
|
|
VAAPIDevicePriv *priv = ctx->user_opaque;
|
|
|
|
if (hwctx->display)
|
|
vaTerminate(hwctx->display);
|
|
|
|
#if HAVE_VAAPI_X11
|
|
if (priv->x11_display)
|
|
XCloseDisplay(priv->x11_display);
|
|
#endif
|
|
|
|
if (priv->drm_fd >= 0)
|
|
close(priv->drm_fd);
|
|
|
|
av_freep(&priv);
|
|
}
|
|
|
|
#if CONFIG_VAAPI_1
|
|
static void vaapi_device_log_error(void *context, const char *message)
|
|
{
|
|
AVHWDeviceContext *ctx = context;
|
|
|
|
av_log(ctx, AV_LOG_ERROR, "libva: %s", message);
|
|
}
|
|
|
|
static void vaapi_device_log_info(void *context, const char *message)
|
|
{
|
|
AVHWDeviceContext *ctx = context;
|
|
|
|
av_log(ctx, AV_LOG_VERBOSE, "libva: %s", message);
|
|
}
|
|
#endif
|
|
|
|
static int vaapi_device_connect(AVHWDeviceContext *ctx,
|
|
VADisplay display)
|
|
{
|
|
AVVAAPIDeviceContext *hwctx = ctx->hwctx;
|
|
int major, minor;
|
|
VAStatus vas;
|
|
|
|
#if CONFIG_VAAPI_1
|
|
vaSetErrorCallback(display, &vaapi_device_log_error, ctx);
|
|
vaSetInfoCallback (display, &vaapi_device_log_info, ctx);
|
|
#endif
|
|
|
|
hwctx->display = display;
|
|
|
|
vas = vaInitialize(display, &major, &minor);
|
|
if (vas != VA_STATUS_SUCCESS) {
|
|
av_log(ctx, AV_LOG_ERROR, "Failed to initialise VAAPI "
|
|
"connection: %d (%s).\n", vas, vaErrorStr(vas));
|
|
return AVERROR(EIO);
|
|
}
|
|
av_log(ctx, AV_LOG_VERBOSE, "Initialised VAAPI connection: "
|
|
"version %d.%d\n", major, minor);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int vaapi_device_create(AVHWDeviceContext *ctx, const char *device,
|
|
AVDictionary *opts, int flags)
|
|
{
|
|
VAAPIDevicePriv *priv;
|
|
VADisplay display = NULL;
|
|
const AVDictionaryEntry *ent;
|
|
int try_drm, try_x11, try_all;
|
|
|
|
priv = av_mallocz(sizeof(*priv));
|
|
if (!priv)
|
|
return AVERROR(ENOMEM);
|
|
|
|
priv->drm_fd = -1;
|
|
|
|
ctx->user_opaque = priv;
|
|
ctx->free = vaapi_device_free;
|
|
|
|
ent = av_dict_get(opts, "connection_type", NULL, 0);
|
|
if (ent) {
|
|
try_all = try_drm = try_x11 = 0;
|
|
if (!strcmp(ent->value, "drm")) {
|
|
try_drm = 1;
|
|
} else if (!strcmp(ent->value, "x11")) {
|
|
try_x11 = 1;
|
|
} else {
|
|
av_log(ctx, AV_LOG_ERROR, "Invalid connection type %s.\n",
|
|
ent->value);
|
|
return AVERROR(EINVAL);
|
|
}
|
|
} else {
|
|
try_all = 1;
|
|
try_drm = HAVE_VAAPI_DRM;
|
|
try_x11 = HAVE_VAAPI_X11;
|
|
}
|
|
|
|
#if HAVE_VAAPI_DRM
|
|
while (!display && try_drm) {
|
|
// If the device is specified, try to open it as a DRM device node.
|
|
// If not, look for a usable render node, possibly restricted to those
|
|
// using a specified kernel driver.
|
|
int loglevel = try_all ? AV_LOG_VERBOSE : AV_LOG_ERROR;
|
|
if (device) {
|
|
priv->drm_fd = open(device, O_RDWR);
|
|
if (priv->drm_fd < 0) {
|
|
av_log(ctx, loglevel, "Failed to open %s as "
|
|
"DRM device node.\n", device);
|
|
break;
|
|
}
|
|
} else {
|
|
char path[64];
|
|
int n, max_devices = 8;
|
|
#if CONFIG_LIBDRM
|
|
const AVDictionaryEntry *kernel_driver;
|
|
kernel_driver = av_dict_get(opts, "kernel_driver", NULL, 0);
|
|
#endif
|
|
for (n = 0; n < max_devices; n++) {
|
|
snprintf(path, sizeof(path),
|
|
"/dev/dri/renderD%d", 128 + n);
|
|
priv->drm_fd = open(path, O_RDWR);
|
|
if (priv->drm_fd < 0) {
|
|
av_log(ctx, AV_LOG_VERBOSE, "Cannot open "
|
|
"DRM render node for device %d.\n", n);
|
|
break;
|
|
}
|
|
#if CONFIG_LIBDRM
|
|
if (kernel_driver) {
|
|
drmVersion *info;
|
|
info = drmGetVersion(priv->drm_fd);
|
|
if (strcmp(kernel_driver->value, info->name)) {
|
|
av_log(ctx, AV_LOG_VERBOSE, "Ignoring device %d "
|
|
"with non-matching kernel driver (%s).\n",
|
|
n, info->name);
|
|
drmFreeVersion(info);
|
|
close(priv->drm_fd);
|
|
priv->drm_fd = -1;
|
|
continue;
|
|
}
|
|
av_log(ctx, AV_LOG_VERBOSE, "Trying to use "
|
|
"DRM render node for device %d, "
|
|
"with matching kernel driver (%s).\n",
|
|
n, info->name);
|
|
drmFreeVersion(info);
|
|
} else
|
|
#endif
|
|
{
|
|
av_log(ctx, AV_LOG_VERBOSE, "Trying to use "
|
|
"DRM render node for device %d.\n", n);
|
|
}
|
|
break;
|
|
}
|
|
if (n >= max_devices)
|
|
break;
|
|
}
|
|
|
|
display = vaGetDisplayDRM(priv->drm_fd);
|
|
if (!display) {
|
|
av_log(ctx, AV_LOG_VERBOSE, "Cannot open a VA display "
|
|
"from DRM device %s.\n", device);
|
|
return AVERROR_EXTERNAL;
|
|
}
|
|
break;
|
|
}
|
|
#endif
|
|
|
|
#if HAVE_VAAPI_X11
|
|
if (!display && try_x11) {
|
|
// Try to open the device as an X11 display.
|
|
priv->x11_display = XOpenDisplay(device);
|
|
if (!priv->x11_display) {
|
|
av_log(ctx, AV_LOG_VERBOSE, "Cannot open X11 display "
|
|
"%s.\n", XDisplayName(device));
|
|
} else {
|
|
display = vaGetDisplay(priv->x11_display);
|
|
if (!display) {
|
|
av_log(ctx, AV_LOG_ERROR, "Cannot open a VA display "
|
|
"from X11 display %s.\n", XDisplayName(device));
|
|
return AVERROR_UNKNOWN;
|
|
}
|
|
|
|
av_log(ctx, AV_LOG_VERBOSE, "Opened VA display via "
|
|
"X11 display %s.\n", XDisplayName(device));
|
|
}
|
|
}
|
|
#endif
|
|
|
|
if (!display) {
|
|
if (device)
|
|
av_log(ctx, AV_LOG_ERROR, "No VA display found for "
|
|
"device %s.\n", device);
|
|
else
|
|
av_log(ctx, AV_LOG_ERROR, "No VA display found for "
|
|
"any default device.\n");
|
|
return AVERROR(EINVAL);
|
|
}
|
|
|
|
ent = av_dict_get(opts, "driver", NULL, 0);
|
|
if (ent) {
|
|
#if VA_CHECK_VERSION(0, 38, 0)
|
|
VAStatus vas;
|
|
vas = vaSetDriverName(display, ent->value);
|
|
if (vas != VA_STATUS_SUCCESS) {
|
|
av_log(ctx, AV_LOG_ERROR, "Failed to set driver name to "
|
|
"%s: %d (%s).\n", ent->value, vas, vaErrorStr(vas));
|
|
vaTerminate(display);
|
|
return AVERROR_EXTERNAL;
|
|
}
|
|
#else
|
|
av_log(ctx, AV_LOG_WARNING, "Driver name setting is not "
|
|
"supported with this VAAPI version.\n");
|
|
#endif
|
|
}
|
|
|
|
return vaapi_device_connect(ctx, display);
|
|
}
|
|
|
|
static int vaapi_device_derive(AVHWDeviceContext *ctx,
|
|
AVHWDeviceContext *src_ctx,
|
|
AVDictionary *opts, int flags)
|
|
{
|
|
#if HAVE_VAAPI_DRM
|
|
if (src_ctx->type == AV_HWDEVICE_TYPE_DRM) {
|
|
AVDRMDeviceContext *src_hwctx = src_ctx->hwctx;
|
|
VADisplay *display;
|
|
VAAPIDevicePriv *priv;
|
|
int fd;
|
|
|
|
if (src_hwctx->fd < 0) {
|
|
av_log(ctx, AV_LOG_ERROR, "DRM instance requires an associated "
|
|
"device to derive a VA display from.\n");
|
|
return AVERROR(EINVAL);
|
|
}
|
|
|
|
#if CONFIG_LIBDRM
|
|
{
|
|
int node_type = drmGetNodeTypeFromFd(src_hwctx->fd);
|
|
char *render_node;
|
|
if (node_type < 0) {
|
|
av_log(ctx, AV_LOG_ERROR, "DRM instance fd does not appear "
|
|
"to refer to a DRM device.\n");
|
|
return AVERROR(EINVAL);
|
|
}
|
|
if (node_type == DRM_NODE_RENDER) {
|
|
fd = src_hwctx->fd;
|
|
} else {
|
|
render_node = drmGetRenderDeviceNameFromFd(src_hwctx->fd);
|
|
if (!render_node) {
|
|
av_log(ctx, AV_LOG_VERBOSE, "Using non-render node "
|
|
"because the device does not have an "
|
|
"associated render node.\n");
|
|
fd = src_hwctx->fd;
|
|
} else {
|
|
fd = open(render_node, O_RDWR);
|
|
if (fd < 0) {
|
|
av_log(ctx, AV_LOG_VERBOSE, "Using non-render node "
|
|
"because the associated render node "
|
|
"could not be opened.\n");
|
|
fd = src_hwctx->fd;
|
|
} else {
|
|
av_log(ctx, AV_LOG_VERBOSE, "Using render node %s "
|
|
"in place of non-render DRM device.\n",
|
|
render_node);
|
|
}
|
|
free(render_node);
|
|
}
|
|
}
|
|
}
|
|
#else
|
|
fd = src_hwctx->fd;
|
|
#endif
|
|
|
|
priv = av_mallocz(sizeof(*priv));
|
|
if (!priv) {
|
|
if (fd != src_hwctx->fd) {
|
|
// The fd was opened in this function.
|
|
close(fd);
|
|
}
|
|
return AVERROR(ENOMEM);
|
|
}
|
|
|
|
if (fd == src_hwctx->fd) {
|
|
// The fd is inherited from the source context and we are holding
|
|
// a reference to that, we don't want to close it from here.
|
|
priv->drm_fd = -1;
|
|
} else {
|
|
priv->drm_fd = fd;
|
|
}
|
|
|
|
ctx->user_opaque = priv;
|
|
ctx->free = &vaapi_device_free;
|
|
|
|
display = vaGetDisplayDRM(fd);
|
|
if (!display) {
|
|
av_log(ctx, AV_LOG_ERROR, "Failed to open a VA display from "
|
|
"DRM device.\n");
|
|
return AVERROR(EIO);
|
|
}
|
|
|
|
return vaapi_device_connect(ctx, display);
|
|
}
|
|
#endif
|
|
return AVERROR(ENOSYS);
|
|
}
|
|
|
|
const HWContextType ff_hwcontext_type_vaapi = {
|
|
.type = AV_HWDEVICE_TYPE_VAAPI,
|
|
.name = "VAAPI",
|
|
|
|
.device_hwctx_size = sizeof(AVVAAPIDeviceContext),
|
|
.device_priv_size = sizeof(VAAPIDeviceContext),
|
|
.device_hwconfig_size = sizeof(AVVAAPIHWConfig),
|
|
.frames_hwctx_size = sizeof(AVVAAPIFramesContext),
|
|
.frames_priv_size = sizeof(VAAPIFramesContext),
|
|
|
|
.device_create = &vaapi_device_create,
|
|
.device_derive = &vaapi_device_derive,
|
|
.device_init = &vaapi_device_init,
|
|
.device_uninit = &vaapi_device_uninit,
|
|
.frames_get_constraints = &vaapi_frames_get_constraints,
|
|
.frames_init = &vaapi_frames_init,
|
|
.frames_uninit = &vaapi_frames_uninit,
|
|
.frames_get_buffer = &vaapi_get_buffer,
|
|
.transfer_get_formats = &vaapi_transfer_get_formats,
|
|
.transfer_data_to = &vaapi_transfer_data_to,
|
|
.transfer_data_from = &vaapi_transfer_data_from,
|
|
.map_to = &vaapi_map_to,
|
|
.map_from = &vaapi_map_from,
|
|
|
|
.pix_fmts = (const enum AVPixelFormat[]) {
|
|
AV_PIX_FMT_VAAPI,
|
|
AV_PIX_FMT_NONE
|
|
},
|
|
};
|