[FFmpeg-devel] [PATCH] avformat/s337m: Use and test Dolby-E-parser

Andreas Rheinhardt andreas.rheinhardt at gmail.com
Mon Mar 22 21:13:53 EET 2021


Andreas Rheinhardt:
> This makes av_read_frame() return packets with proper timestamps.
> As a result, seeking now works in combination with streamcopy.
> A FATE-test for this has been added.
> 
> Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt at gmail.com>
> ---
>  libavformat/s337m.c        |  1 +
>  tests/fate/demux.mak       |  3 +++
>  tests/ref/fate/s337m-demux | 31 +++++++++++++++++++++++++++++++
>  3 files changed, 35 insertions(+)
>  create mode 100644 tests/ref/fate/s337m-demux
> 
> diff --git a/libavformat/s337m.c b/libavformat/s337m.c
> index 36e1047af8..9e3c8ed1ba 100644
> --- a/libavformat/s337m.c
> +++ b/libavformat/s337m.c
> @@ -189,6 +189,7 @@ static int s337m_read_packet(AVFormatContext *s, AVPacket *pkt)
>          }
>          st->codecpar->codec_type = AVMEDIA_TYPE_AUDIO;
>          st->codecpar->codec_id   = codec;
> +        st->need_parsing         = AVSTREAM_PARSE_HEADERS;
>      }
>  
>      return 0;
> diff --git a/tests/fate/demux.mak b/tests/fate/demux.mak
> index e5809bedd4..e9b8aeec0f 100644
> --- a/tests/fate/demux.mak
> +++ b/tests/fate/demux.mak
> @@ -133,6 +133,9 @@ fate-qcp-demux: CMD = crc -i $(TARGET_SAMPLES)/qcp/0036580847.QCP -c:a copy
>  FATE_SAMPLES_DEMUX-$(CONFIG_R3D_DEMUXER) += fate-redcode-demux
>  fate-redcode-demux: CMD = framecrc -i $(TARGET_SAMPLES)/r3d/4MB-sample.r3d -c:v copy -c:a copy
>  
> +FATE_SAMPLES_DEMUX-$(call ALLYES, S337M_DEMUXER DOLBY_E_PARSER FRAMECRC_MUXER) += fate-s337m-demux
> +fate-s337m-demux: CMD = framecrc -i $(TARGET_SAMPLES)/dolby_e/16-11 -c copy -ss 2 -t 1
> +
>  FATE_SAMPLES_DEMUX-$(CONFIG_SIFF_DEMUXER) += fate-siff-demux
>  fate-siff-demux: CMD = framecrc -i $(TARGET_SAMPLES)/SIFF/INTRO_B.VB -c copy
>  
> diff --git a/tests/ref/fate/s337m-demux b/tests/ref/fate/s337m-demux
> new file mode 100644
> index 0000000000..2857c65aee
> --- /dev/null
> +++ b/tests/ref/fate/s337m-demux
> @@ -0,0 +1,31 @@
> +#tb 0: 1/90000
> +#media_type 0: audio
> +#codec_id 0: dolby_e
> +#sample_rate 0: 44800
> +#channel_layout 0: 60f
> +#channel_layout_name 0: 5.1(side)
> +0,          0,          0,     3600,     7664, 0x7e73f2fd
> +0,       3600,       3600,     3600,     7664, 0x8b980ec8
> +0,       7200,       7200,     3600,     7664, 0xa16adbd5
> +0,      10800,      10800,     3600,     7664, 0x6d1b43a5
> +0,      14400,      14400,     3600,     7664, 0xb7e52e2a
> +0,      18000,      18000,     3600,     7664, 0xcb7d6463
> +0,      21600,      21600,     3600,     7664, 0x148a557b
> +0,      25200,      25200,     3600,     7664, 0x04c0142e
> +0,      28800,      28800,     3600,     7664, 0xf96de1d4
> +0,      32400,      32400,     3600,     7664, 0x9f3224e0
> +0,      36000,      36000,     3600,     7664, 0x6bd905cb
> +0,      39600,      39600,     3600,     7664, 0xe6782023
> +0,      43200,      43200,     3600,     7664, 0x983f5048
> +0,      46800,      46800,     3600,     7664, 0x017df49a
> +0,      50400,      50400,     3600,     7664, 0x25e605a9
> +0,      54000,      54000,     3600,     7664, 0x764ef01e
> +0,      57600,      57600,     3600,     7664, 0x3830f9f0
> +0,      61200,      61200,     3600,     7664, 0xbcd62352
> +0,      64800,      64800,     3600,     7664, 0x51ab1a35
> +0,      68400,      68400,     3600,     7664, 0xc21ff964
> +0,      72000,      72000,     3600,     7664, 0x9d6c0efa
> +0,      75600,      75600,     3600,     7664, 0x5e55dd80
> +0,      79200,      79200,     3600,     7664, 0xfd9eeb6d
> +0,      82800,      82800,     3600,     7664, 0xcf86ce9d
> +0,      86400,      86400,     3600,     7664, 0xc6e8319c
> 
Will apply tonight unless there are objections.

- Andreas


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