[FFmpeg-cvslog] vaapi: Add MJPEG decode hwaccel
Mark Thompson
git at videolan.org
Thu Feb 22 01:47:58 EET 2018
ffmpeg | branch: master | Mark Thompson <sw at jkqxz.net> | Thu Nov 23 23:47:52 2017 +0000| [63c690ad154509dcda78d3d3537bd1af9c406241] | committer: Mark Thompson
vaapi: Add MJPEG decode hwaccel
> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=63c690ad154509dcda78d3d3537bd1af9c406241
---
Changelog | 2 +-
configure | 2 +
libavcodec/Makefile | 1 +
libavcodec/hwaccels.h | 1 +
libavcodec/mjpegdec.c | 6 ++
libavcodec/vaapi_decode.c | 2 +
libavcodec/vaapi_mjpeg.c | 159 ++++++++++++++++++++++++++++++++++++++++++++++
libavcodec/version.h | 2 +-
8 files changed, 173 insertions(+), 2 deletions(-)
diff --git a/Changelog b/Changelog
index 56dedd1aea..441ee1cd29 100644
--- a/Changelog
+++ b/Changelog
@@ -21,7 +21,7 @@ version <next>:
- video mix filter
- video normalize filter
- audio lv2 wrapper filter
-- VAAPI VP8 decoding
+- VAAPI MJPEG and VP8 decoding
- AMD AMF H.264 and HEVC encoders
- video fillborders filter
- video setrange filter
diff --git a/configure b/configure
index fa5c530abe..9b2468516a 100755
--- a/configure
+++ b/configure
@@ -2714,6 +2714,8 @@ hevc_vdpau_hwaccel_deps="vdpau VdpPictureInfoHEVC"
hevc_vdpau_hwaccel_select="hevc_decoder"
hevc_videotoolbox_hwaccel_deps="videotoolbox"
hevc_videotoolbox_hwaccel_select="hevc_decoder"
+mjpeg_vaapi_hwaccel_deps="vaapi"
+mjpeg_vaapi_hwaccel_select="mjpeg_decoder"
mpeg_xvmc_hwaccel_deps="xvmc"
mpeg_xvmc_hwaccel_select="mpeg2video_decoder"
mpeg1_nvdec_hwaccel_deps="nvdec"
diff --git a/libavcodec/Makefile b/libavcodec/Makefile
index 3d4b738e0b..de52bc2094 100644
--- a/libavcodec/Makefile
+++ b/libavcodec/Makefile
@@ -854,6 +854,7 @@ OBJS-$(CONFIG_HEVC_NVDEC_HWACCEL) += nvdec_hevc.o
OBJS-$(CONFIG_HEVC_QSV_HWACCEL) += qsvdec_h2645.o
OBJS-$(CONFIG_HEVC_VAAPI_HWACCEL) += vaapi_hevc.o
OBJS-$(CONFIG_HEVC_VDPAU_HWACCEL) += vdpau_hevc.o
+OBJS-$(CONFIG_MJPEG_VAAPI_HWACCEL) += vaapi_mjpeg.o
OBJS-$(CONFIG_MPEG1_NVDEC_HWACCEL) += nvdec_mpeg12.o
OBJS-$(CONFIG_MPEG1_VDPAU_HWACCEL) += vdpau_mpeg12.o
OBJS-$(CONFIG_MPEG1_VIDEOTOOLBOX_HWACCEL) += videotoolbox.o
diff --git a/libavcodec/hwaccels.h b/libavcodec/hwaccels.h
index fcfe4e088e..420e2feeea 100644
--- a/libavcodec/hwaccels.h
+++ b/libavcodec/hwaccels.h
@@ -37,6 +37,7 @@ extern const AVHWAccel ff_hevc_nvdec_hwaccel;
extern const AVHWAccel ff_hevc_vaapi_hwaccel;
extern const AVHWAccel ff_hevc_vdpau_hwaccel;
extern const AVHWAccel ff_hevc_videotoolbox_hwaccel;
+extern const AVHWAccel ff_mjpeg_vaapi_hwaccel;
extern const AVHWAccel ff_mpeg1_nvdec_hwaccel;
extern const AVHWAccel ff_mpeg1_vdpau_hwaccel;
extern const AVHWAccel ff_mpeg1_videotoolbox_hwaccel;
diff --git a/libavcodec/mjpegdec.c b/libavcodec/mjpegdec.c
index 6141f06367..939f2849d0 100644
--- a/libavcodec/mjpegdec.c
+++ b/libavcodec/mjpegdec.c
@@ -650,6 +650,9 @@ unk_pixfmt:
s->avctx->pix_fmt = s->hwaccel_pix_fmt;
} else {
enum AVPixelFormat pix_fmts[] = {
+#if CONFIG_MJPEG_VAAPI_HWACCEL
+ AV_PIX_FMT_VAAPI,
+#endif
s->avctx->pix_fmt,
AV_PIX_FMT_NONE,
};
@@ -2777,6 +2780,9 @@ AVCodec ff_mjpeg_decoder = {
.caps_internal = FF_CODEC_CAP_INIT_THREADSAFE |
FF_CODEC_CAP_SKIP_FRAME_FILL_PARAM,
.hw_configs = (const AVCodecHWConfigInternal*[]) {
+#if CONFIG_MJPEG_VAAPI_HWACCEL
+ HWACCEL_VAAPI(mjpeg),
+#endif
NULL
},
};
diff --git a/libavcodec/vaapi_decode.c b/libavcodec/vaapi_decode.c
index 28c6eeb801..d0a6b5817d 100644
--- a/libavcodec/vaapi_decode.c
+++ b/libavcodec/vaapi_decode.c
@@ -379,6 +379,8 @@ static const struct {
MAP(HEVC, HEVC_MAIN, HEVCMain ),
MAP(HEVC, HEVC_MAIN_10, HEVCMain10 ),
#endif
+ MAP(MJPEG, MJPEG_HUFFMAN_BASELINE_DCT,
+ JPEGBaseline),
MAP(WMV3, VC1_SIMPLE, VC1Simple ),
MAP(WMV3, VC1_MAIN, VC1Main ),
MAP(WMV3, VC1_COMPLEX, VC1Advanced ),
diff --git a/libavcodec/vaapi_mjpeg.c b/libavcodec/vaapi_mjpeg.c
new file mode 100644
index 0000000000..14e0206ae1
--- /dev/null
+++ b/libavcodec/vaapi_mjpeg.c
@@ -0,0 +1,159 @@
+/*
+ * This file is part of FFmpeg.
+ *
+ * FFmpeg 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.
+ *
+ * FFmpeg 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 FFmpeg; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#include <va/va.h>
+#include <va/va_dec_jpeg.h>
+
+#include "hwaccel.h"
+#include "vaapi_decode.h"
+#include "mjpegdec.h"
+
+static int vaapi_mjpeg_start_frame(AVCodecContext *avctx,
+ av_unused const uint8_t *buffer,
+ av_unused uint32_t size)
+{
+ const MJpegDecodeContext *s = avctx->priv_data;
+ VAAPIDecodePicture *pic = s->hwaccel_picture_private;
+ VAPictureParameterBufferJPEGBaseline pp;
+ int err, i;
+
+ pic->output_surface = ff_vaapi_get_surface_id(s->picture_ptr);
+
+ pp = (VAPictureParameterBufferJPEGBaseline) {
+ .picture_width = avctx->width,
+ .picture_height = avctx->height,
+
+ .num_components = s->nb_components,
+ };
+
+ for (i = 0; i < s->nb_components; i++) {
+ pp.components[i].component_id = s->component_id[i];
+ pp.components[i].h_sampling_factor = s->h_count[i];
+ pp.components[i].v_sampling_factor = s->v_count[i];
+ pp.components[i].quantiser_table_selector = s->quant_index[i];
+ }
+
+ err = ff_vaapi_decode_make_param_buffer(avctx, pic,
+ VAPictureParameterBufferType,
+ &pp, sizeof(pp));
+ if (err < 0)
+ goto fail;
+
+ return 0;
+
+fail:
+ ff_vaapi_decode_cancel(avctx, pic);
+ return err;
+}
+
+static int vaapi_mjpeg_end_frame(AVCodecContext *avctx)
+{
+ const MJpegDecodeContext *s = avctx->priv_data;
+ VAAPIDecodePicture *pic = s->hwaccel_picture_private;
+
+ return ff_vaapi_decode_issue(avctx, pic);
+}
+
+static int vaapi_mjpeg_decode_slice(AVCodecContext *avctx,
+ const uint8_t *buffer,
+ uint32_t size)
+{
+ const MJpegDecodeContext *s = avctx->priv_data;
+ VAAPIDecodePicture *pic = s->hwaccel_picture_private;
+ VAHuffmanTableBufferJPEGBaseline huff;
+ VAIQMatrixBufferJPEGBaseline quant;
+ VASliceParameterBufferJPEGBaseline sp;
+ int err, i, j;
+
+ memset(&huff, 0, sizeof(huff));
+ for (i = 0; i < 2; i++) {
+ huff.load_huffman_table[i] = 1;
+ for (j = 0; j < 16; j++)
+ huff.huffman_table[i].num_dc_codes[j] = s->raw_huffman_lengths[0][i][j];
+ for (j = 0; j < 12; j++)
+ huff.huffman_table[i].dc_values[j] = s->raw_huffman_values[0][i][j];
+ for (j = 0; j < 16; j++)
+ huff.huffman_table[i].num_ac_codes[j] = s->raw_huffman_lengths[1][i][j];
+ for (j = 0; j < 162; j++)
+ huff.huffman_table[i].ac_values[j] = s->raw_huffman_values[1][i][j];
+ }
+
+ err = ff_vaapi_decode_make_param_buffer(avctx, pic,
+ VAHuffmanTableBufferType,
+ &huff, sizeof(huff));
+ if (err < 0)
+ goto fail;
+
+ memset(&quant, 0, sizeof(quant));
+ for (i = 0; i < 4; i++) {
+ quant.load_quantiser_table[i] = 1;
+ for (j = 0; j < 64; j++)
+ quant.quantiser_table[i][j] = s->quant_matrixes[i][j];
+ }
+
+ err = ff_vaapi_decode_make_param_buffer(avctx, pic,
+ VAIQMatrixBufferType,
+ &quant, sizeof(quant));
+ if (err < 0)
+ goto fail;
+
+ sp = (VASliceParameterBufferJPEGBaseline) {
+ .slice_data_size = size,
+ .slice_data_offset = 0,
+ .slice_data_flag = VA_SLICE_DATA_FLAG_ALL,
+
+ .slice_horizontal_position = 0,
+ .slice_vertical_position = 0,
+
+ .restart_interval = s->restart_interval,
+ .num_mcus = s->mb_width * s->mb_height,
+ };
+
+ sp.num_components = s->nb_components;
+ for (i = 0; i < s->nb_components; i++) {
+ sp.components[i].component_selector = s->component_id[s->comp_index[i]];
+ sp.components[i].dc_table_selector = s->dc_index[i];
+ sp.components[i].ac_table_selector = s->ac_index[i];
+ }
+
+ err = ff_vaapi_decode_make_slice_buffer(avctx, pic, &sp, sizeof(sp), buffer, size);
+ if (err)
+ goto fail;
+
+ return 0;
+
+fail:
+ ff_vaapi_decode_cancel(avctx, pic);
+ return err;
+}
+
+const AVHWAccel ff_mjpeg_vaapi_hwaccel = {
+ .name = "mjpeg_vaapi",
+ .type = AVMEDIA_TYPE_VIDEO,
+ .id = AV_CODEC_ID_MJPEG,
+ .pix_fmt = AV_PIX_FMT_VAAPI,
+ .start_frame = &vaapi_mjpeg_start_frame,
+ .end_frame = &vaapi_mjpeg_end_frame,
+ .decode_slice = &vaapi_mjpeg_decode_slice,
+ .frame_priv_data_size = sizeof(VAAPIDecodePicture),
+ .init = &ff_vaapi_decode_init,
+ .uninit = &ff_vaapi_decode_uninit,
+ .frame_params = &ff_vaapi_common_frame_params,
+ .priv_data_size = sizeof(VAAPIDecodeContext),
+ .caps_internal = HWACCEL_CAP_ASYNC_SAFE,
+};
diff --git a/libavcodec/version.h b/libavcodec/version.h
index d772f3e48e..3939c4f67a 100644
--- a/libavcodec/version.h
+++ b/libavcodec/version.h
@@ -29,7 +29,7 @@
#define LIBAVCODEC_VERSION_MAJOR 58
#define LIBAVCODEC_VERSION_MINOR 12
-#define LIBAVCODEC_VERSION_MICRO 100
+#define LIBAVCODEC_VERSION_MICRO 101
#define LIBAVCODEC_VERSION_INT AV_VERSION_INT(LIBAVCODEC_VERSION_MAJOR, \
LIBAVCODEC_VERSION_MINOR, \
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