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lavc/qsvdec: Add mjpeg decoder support

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Signed-off-by: Zhong Li <zhong.li@intel.com>
This commit is contained in:
Zhong Li 2019-08-13 14:11:11 +08:00
parent 0dfcfc5096
commit 7555cfd29b
5 changed files with 33 additions and 1 deletions
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3
Changelog
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@ -1,6 +1,9 @@
Entries are sorted chronologically from oldest to youngest within each release,
releases are sorted from youngest to oldest.
version <next>:
- Intel QSV-accelerated MJPEG decoding
version 4.2:
- tpad filter
- AV1 decoding support through libdav1d

1
configure vendored
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@ -3042,6 +3042,7 @@ 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"

1
libavcodec/Makefile
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@ -425,6 +425,7 @@ 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

1
libavcodec/allcodecs.c
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@ -763,6 +763,7 @@ 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;

28
libavcodec/qsvdec_other.c
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@ -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 | AV_CODEC_CAP_HYBRID,
.priv_class = &mjpeg_qsv_class,
.pix_fmts = (const enum AVPixelFormat[]){ AV_PIX_FMT_NV12,
AV_PIX_FMT_QSV,
AV_PIX_FMT_NONE },
};
#endif