From: Dima Buzdyk <dima.buzdyk@gmail.com>
To: ffmpeg-devel@ffmpeg.org
Cc: Dima Buzdyk <dima.buzdyk@gmail.com>
Subject: [FFmpeg-devel] [PATCH] lavd/v4l2: add HEVC streams support
Date: Thu, 10 Nov 2022 01:40:15 +0600
Message-ID: <20221109194015.55759-1-dima.buzdyk@gmail.com> (raw)
Signed-off-by: Dima Buzdyk <dima.buzdyk@gmail.com>
---
libavcodec/hevc_parser.c | 4 ++++
libavdevice/v4l2-common.c | 3 +++
libavdevice/v4l2.c | 2 +-
3 files changed, 8 insertions(+), 1 deletion(-)
diff --git a/libavcodec/hevc_parser.c b/libavcodec/hevc_parser.c
index 59f9a0ff3e..8f99a277a1 100644
--- a/libavcodec/hevc_parser.c
+++ b/libavcodec/hevc_parser.c
@@ -330,6 +330,10 @@ static int hevc_parse(AVCodecParserContext *s, AVCodecContext *avctx,
if (!is_dummy_buf)
parse_nal_units(s, buf, buf_size, avctx);
+ if (s->flags & PARSER_FLAG_ONCE) {
+ s->flags &= PARSER_FLAG_COMPLETE_FRAMES;
+ }
+
*poutbuf = buf;
*poutbuf_size = buf_size;
return next;
diff --git a/libavdevice/v4l2-common.c b/libavdevice/v4l2-common.c
index b5b4448a31..353e83efdd 100644
--- a/libavdevice/v4l2-common.c
+++ b/libavdevice/v4l2-common.c
@@ -55,6 +55,9 @@ const struct fmt_map ff_fmt_conversion_table[] = {
#ifdef V4L2_PIX_FMT_H264
{ AV_PIX_FMT_NONE, AV_CODEC_ID_H264, V4L2_PIX_FMT_H264 },
#endif
+#ifdef V4L2_PIX_FMT_HEVC
+ { AV_PIX_FMT_NONE, AV_CODEC_ID_HEVC, V4L2_PIX_FMT_HEVC },
+#endif
#ifdef V4L2_PIX_FMT_MPEG4
{ AV_PIX_FMT_NONE, AV_CODEC_ID_MPEG4, V4L2_PIX_FMT_MPEG4 },
#endif
diff --git a/libavdevice/v4l2.c b/libavdevice/v4l2.c
index 5e85d1a2b3..5558435827 100644
--- a/libavdevice/v4l2.c
+++ b/libavdevice/v4l2.c
@@ -972,7 +972,7 @@ static int v4l2_read_header(AVFormatContext *ctx)
if (codec_id == AV_CODEC_ID_RAWVIDEO)
st->codecpar->codec_tag =
avcodec_pix_fmt_to_codec_tag(st->codecpar->format);
- else if (codec_id == AV_CODEC_ID_H264) {
+ else if (codec_id == AV_CODEC_ID_H264 || codec_id == AV_CODEC_ID_HEVC) {
avpriv_stream_set_need_parsing(st, AVSTREAM_PARSE_FULL_ONCE);
}
if (desired_format == V4L2_PIX_FMT_YVU420)
--
2.37.2
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next reply other threads:[~2022-11-09 19:40 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-11-09 19:40 Dima Buzdyk [this message]
2022-12-08 7:49 ` Dmitry Buzdyk
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