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authorRémi Denis-Courmont <remi@remlab.net>2013-01-12 17:53:47 +0200
committerDiego Biurrun <diego@biurrun.de>2013-01-13 14:54:18 +0100
commit775253278914d82ca3598b2d48e4ce0c6e05452a (patch)
treef8ed68dccf46c0279724ba41c3354d272a3cf4b3
parent51b56a07160254094f13a7d2eea288369c9ca128 (diff)
downloadffmpeg-775253278914d82ca3598b2d48e4ce0c6e05452a.tar.gz
vdpau: Add VC-1 decoding via hwaccel infrastructure
Signed-off-by: Diego Biurrun <diego@biurrun.de>
-rwxr-xr-xconfigure2
-rw-r--r--libavcodec/Makefile1
-rw-r--r--libavcodec/allcodecs.c2
-rw-r--r--libavcodec/vdpau_vc1.c128
-rw-r--r--libavcodec/version.h2
5 files changed, 134 insertions, 1 deletions
diff --git a/configure b/configure
index c62ea2d803..a2bf6e186a 100755
--- a/configure
+++ b/configure
@@ -1623,9 +1623,11 @@ vc1_dxva2_hwaccel_deps="dxva2api_h"
vc1_dxva2_hwaccel_select="dxva2 vc1_decoder"
vc1_vaapi_hwaccel_select="vaapi vc1_decoder"
vc1_vdpau_decoder_select="vdpau vc1_decoder"
+vc1_vdpau_hwaccel_select="vdpau vc1_decoder"
wmv3_dxva2_hwaccel_select="vc1_dxva2_hwaccel"
wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
wmv3_vdpau_decoder_select="vc1_vdpau_decoder"
+wmv3_vdpau_hwaccel_select="vc1_vdpau_hwaccel"
# parsers
h264_parser_select="error_resilience golomb h264dsp h264pred mpegvideo"
diff --git a/libavcodec/Makefile b/libavcodec/Makefile
index 3f5b938cfc..1001c2d407 100644
--- a/libavcodec/Makefile
+++ b/libavcodec/Makefile
@@ -383,6 +383,7 @@ OBJS-$(CONFIG_VC1_DECODER) += vc1dec.o vc1.o vc1data.o vc1dsp.o \
intrax8.o intrax8dsp.o
OBJS-$(CONFIG_VC1_DXVA2_HWACCEL) += dxva2_vc1.o
OBJS-$(CONFIG_VC1_VAAPI_HWACCEL) += vaapi_vc1.o
+OBJS-$(CONFIG_VC1_VDPAU_HWACCEL) += vdpau_vc1.o
OBJS-$(CONFIG_VCR1_DECODER) += vcr1.o
OBJS-$(CONFIG_VCR1_ENCODER) += vcr1.o
OBJS-$(CONFIG_VMDAUDIO_DECODER) += vmdav.o
diff --git a/libavcodec/allcodecs.c b/libavcodec/allcodecs.c
index ac8119a3d5..4622a03491 100644
--- a/libavcodec/allcodecs.c
+++ b/libavcodec/allcodecs.c
@@ -87,8 +87,10 @@ void avcodec_register_all(void)
REGISTER_HWACCEL(MPEG4_VDPAU, mpeg4_vdpau);
REGISTER_HWACCEL(VC1_DXVA2, vc1_dxva2);
REGISTER_HWACCEL(VC1_VAAPI, vc1_vaapi);
+ REGISTER_HWACCEL(VC1_VDPAU, vc1_vdpau);
REGISTER_HWACCEL(WMV3_DXVA2, wmv3_dxva2);
REGISTER_HWACCEL(WMV3_VAAPI, wmv3_vaapi);
+ REGISTER_HWACCEL(WMV3_VDPAU, wmv3_vdpau);
/* video codecs */
REGISTER_ENCODER(A64MULTI, a64multi);
diff --git a/libavcodec/vdpau_vc1.c b/libavcodec/vdpau_vc1.c
new file mode 100644
index 0000000000..638c07a607
--- /dev/null
+++ b/libavcodec/vdpau_vc1.c
@@ -0,0 +1,128 @@
+/*
+ * VC-1 decode acceleration through VDPAU
+ *
+ * Copyright (c) 2008 NVIDIA
+ * Copyright (c) 2013 Rémi Denis-Courmont
+ *
+ * This file is part of Libav.
+ *
+ * Libav is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * Libav is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with Libav; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#include <vdpau/vdpau.h>
+
+#include "avcodec.h"
+#include "vc1.h"
+#include "vdpau.h"
+#include "vdpau_internal.h"
+
+static int vdpau_vc1_start_frame(AVCodecContext *avctx,
+ const uint8_t *buffer, uint32_t size)
+{
+ VC1Context * const v = avctx->priv_data;
+ AVVDPAUContext *hwctx = avctx->hwaccel_context;
+ MpegEncContext * const s = &v->s;
+ VdpPictureInfoVC1 *info = &hwctx->info.vc1;
+ VdpVideoSurface ref;
+
+ /* fill LvPictureInfoVC1 struct */
+ info->forward_reference = VDP_INVALID_HANDLE;
+ info->backward_reference = VDP_INVALID_HANDLE;
+
+ switch (s->pict_type) {
+ case AV_PICTURE_TYPE_B:
+ ref = ff_vdpau_get_surface_id(&s->next_picture);
+ assert(ref != VDP_INVALID_HANDLE);
+ info->backward_reference = ref;
+ /* fall-through */
+ case AV_PICTURE_TYPE_P:
+ ref = ff_vdpau_get_surface_id(&s->last_picture);
+ assert(ref != VDP_INVALID_HANDLE);
+ info->forward_reference = ref;
+ }
+
+ info->slice_count = 0;
+ if (v->bi_type)
+ info->picture_type = 4;
+ else
+ info->picture_type = s->pict_type - 1 + s->pict_type / 3;
+
+ info->frame_coding_mode = v->fcm;
+ info->postprocflag = v->postprocflag;
+ info->pulldown = v->broadcast;
+ info->interlace = v->interlace;
+ info->tfcntrflag = v->tfcntrflag;
+ info->finterpflag = v->finterpflag;
+ info->psf = v->psf;
+ info->dquant = v->dquant;
+ info->panscan_flag = v->panscanflag;
+ info->refdist_flag = v->refdist_flag;
+ info->quantizer = v->quantizer_mode;
+ info->extended_mv = v->extended_mv;
+ info->extended_dmv = v->extended_dmv;
+ info->overlap = v->overlap;
+ info->vstransform = v->vstransform;
+ info->loopfilter = v->s.loop_filter;
+ info->fastuvmc = v->fastuvmc;
+ info->range_mapy_flag = v->range_mapy_flag;
+ info->range_mapy = v->range_mapy;
+ info->range_mapuv_flag = v->range_mapuv_flag;
+ info->range_mapuv = v->range_mapuv;
+ /* Specific to simple/main profile only */
+ info->multires = v->multires;
+ info->syncmarker = v->s.resync_marker;
+ info->rangered = v->rangered | (v->rangeredfrm << 1);
+ info->maxbframes = v->s.max_b_frames;
+ info->deblockEnable = v->postprocflag & 1;
+ info->pquant = v->pq;
+
+ return ff_vdpau_common_start_frame(avctx, buffer, size);
+}
+
+static int vdpau_vc1_decode_slice(AVCodecContext *avctx,
+ const uint8_t *buffer, uint32_t size)
+{
+ AVVDPAUContext *hwctx = avctx->hwaccel_context;
+ int val;
+
+ val = ff_vdpau_add_buffer(avctx, buffer, size);
+ if (val < 0)
+ return val;
+
+ hwctx->info.vc1.slice_count++;
+ return 0;
+}
+
+#if CONFIG_WMV3_VDPAU_HWACCEL
+AVHWAccel ff_wmv3_vdpau_hwaccel = {
+ .name = "wm3_vdpau",
+ .type = AVMEDIA_TYPE_VIDEO,
+ .id = AV_CODEC_ID_WMV3,
+ .pix_fmt = AV_PIX_FMT_VDPAU,
+ .start_frame = vdpau_vc1_start_frame,
+ .end_frame = ff_vdpau_common_end_frame,
+ .decode_slice = vdpau_vc1_decode_slice,
+};
+#endif
+
+AVHWAccel ff_vc1_vdpau_hwaccel = {
+ .name = "vc1_vdpau",
+ .type = AVMEDIA_TYPE_VIDEO,
+ .id = AV_CODEC_ID_VC1,
+ .pix_fmt = AV_PIX_FMT_VDPAU,
+ .start_frame = vdpau_vc1_start_frame,
+ .end_frame = ff_vdpau_common_end_frame,
+ .decode_slice = vdpau_vc1_decode_slice,
+};
diff --git a/libavcodec/version.h b/libavcodec/version.h
index 54e6179e7f..c497edb075 100644
--- a/libavcodec/version.h
+++ b/libavcodec/version.h
@@ -27,7 +27,7 @@
*/
#define LIBAVCODEC_VERSION_MAJOR 54
-#define LIBAVCODEC_VERSION_MINOR 39
+#define LIBAVCODEC_VERSION_MINOR 40
#define LIBAVCODEC_VERSION_MICRO 0
#define LIBAVCODEC_VERSION_INT AV_VERSION_INT(LIBAVCODEC_VERSION_MAJOR, \