Signed-off-by: Zhong Li <zhong...@intel.com>
---
Changelog | 1 +
configure | 1 +
libavcodec/Makefile | 1 +
libavcodec/allcodecs.c | 1 +
libavcodec/qsvdec_other.c | 28 +++++++++++++++++++++++++++-
5 files changed, 31 insertions(+), 1 deletion(-)
diff --git a/Changelog b/Changelog
index 4d80e5b54f..f289812bfc 100644
--- a/Changelog
+++ b/Changelog
@@ -19,6 +19,7 @@ version <next>:
- ARBC decoder
- libaribb24 based ARIB STD-B24 caption support (profiles A and C)
- Support decoding of HEVC 4:4:4 content in nvdec and cuviddec
+- Intel QSV-accelerated MJPEG decoding
version 4.1:
diff --git a/configure b/configure
index eaa56c07cf..de994673a0 100755
--- a/configure
+++ b/configure
@@ -2997,6 +2997,7 @@ hevc_v4l2m2m_decoder_deps="v4l2_m2m hevc_v4l2_m2m"
hevc_v4l2m2m_decoder_select="hevc_mp4toannexb_bsf"
hevc_v4l2m2m_encoder_deps="v4l2_m2m hevc_v4l2_m2m"
mjpeg_cuvid_decoder_deps="cuvid"
+mjpeg_qsv_decoder_select="qsvdec"
mjpeg_qsv_encoder_deps="libmfx"
mjpeg_qsv_encoder_select="qsvenc"
mjpeg_vaapi_encoder_deps="VAEncPictureParameterBufferJPEG"
diff --git a/libavcodec/Makefile b/libavcodec/Makefile
index 15c43a8a6a..fed4a13fe5 100644
--- a/libavcodec/Makefile
+++ b/libavcodec/Makefile
@@ -423,6 +423,7 @@ OBJS-$(CONFIG_METASOUND_DECODER) += metasound.o
metasound_data.o \
OBJS-$(CONFIG_MICRODVD_DECODER) += microdvddec.o ass.o
OBJS-$(CONFIG_MIMIC_DECODER) += mimic.o
OBJS-$(CONFIG_MJPEG_DECODER) += mjpegdec.o
+OBJS-$(CONFIG_MJPEG_QSV_DECODER) += qsvdec_other.o
OBJS-$(CONFIG_MJPEG_ENCODER) += mjpegenc.o mjpegenc_common.o \
mjpegenc_huffman.o
OBJS-$(CONFIG_MJPEGB_DECODER) += mjpegbdec.o
diff --git a/libavcodec/allcodecs.c b/libavcodec/allcodecs.c
index b26aeca239..391619c38c 100644
--- a/libavcodec/allcodecs.c
+++ b/libavcodec/allcodecs.c
@@ -759,6 +759,7 @@ extern AVCodec ff_hevc_videotoolbox_encoder;
extern AVCodec ff_libkvazaar_encoder;
extern AVCodec ff_mjpeg_cuvid_decoder;
extern AVCodec ff_mjpeg_qsv_encoder;
+extern AVCodec ff_mjpeg_qsv_decoder;
extern AVCodec ff_mjpeg_vaapi_encoder;
extern AVCodec ff_mpeg1_cuvid_decoder;
extern AVCodec ff_mpeg2_cuvid_decoder;
diff --git a/libavcodec/qsvdec_other.c b/libavcodec/qsvdec_other.c
index a6f1b88ca0..b0dc559d70 100644
--- a/libavcodec/qsvdec_other.c
+++ b/libavcodec/qsvdec_other.c
@@ -1,5 +1,5 @@
/*
- * Intel MediaSDK QSV based MPEG-2, VC-1 and VP8 decoders
+ * Intel MediaSDK QSV based MPEG-2, VC-1, VP8 and MJPEG decoders
*
* copyright (c) 2015 Anton Khirnov
*
@@ -256,3 +256,29 @@ AVCodec ff_vp8_qsv_decoder = {
.wrapper_name = "qsv",
};
#endif
+
+#if CONFIG_MJPEG_QSV_DECODER
+static const AVClass mjpeg_qsv_class = {
+ .class_name = "mjpeg_qsv",
+ .item_name = av_default_item_name,
+ .option = options,
+ .version = LIBAVUTIL_VERSION_INT,
+};
+
+AVCodec ff_mjpeg_qsv_decoder = {
+ .name = "mjpeg_qsv",
+ .long_name = NULL_IF_CONFIG_SMALL("MJPEG video (Intel Quick Sync
Video acceleration)"),
+ .priv_data_size = sizeof(QSVOtherContext),
+ .type = AVMEDIA_TYPE_VIDEO,
+ .id = AV_CODEC_ID_MJPEG,
+ .init = qsv_decode_init,
+ .decode = qsv_decode_frame,
+ .flush = qsv_decode_flush,
+ .close = qsv_decode_close,
+ .capabilities = AV_CODEC_CAP_DELAY | AV_CODEC_CAP_DR1 |
AV_CODEC_CAP_AVOID_PROBING,
+ .priv_class = &mjpeg_qsv_class,
+ .pix_fmts = (const enum AVPixelFormat[]){ AV_PIX_FMT_NV12,
+ AV_PIX_FMT_QSV,
+ AV_PIX_FMT_NONE },
+};
+#endif
--
2.17.1
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