[FFmpeg-devel] [PATCH] ffprobe: print some basic information about avframe side data

Michael Niedermayer michaelni at gmx.at
Wed Jul 30 19:24:39 CEST 2014


On Wed, Jul 30, 2014 at 05:21:15PM +0200, Stefano Sabatini wrote:
> On date Wednesday 2014-07-30 15:21:06 +0200, Michael Niedermayer encoded:
> > Signed-off-by: Michael Niedermayer <michaelni at gmx.at>
> > ---
> >  doc/ffprobe.xsd |   11 +++++++++++
> >  ffprobe.c       |   21 ++++++++++++++++++++-
> >  2 files changed, 31 insertions(+), 1 deletion(-)
> > 
> > diff --git a/doc/ffprobe.xsd b/doc/ffprobe.xsd
> > index 9ef9ecb..e0e9179 100644
> > --- a/doc/ffprobe.xsd
> > +++ b/doc/ffprobe.xsd
> > @@ -55,6 +55,7 @@
> >      <xsd:complexType name="frameType">
> >        <xsd:sequence>
> >              <xsd:element name="tag" type="ffprobe:tagType" minOccurs="0" maxOccurs="unbounded"/>
> > +            <xsd:element name="sidedata_list" type="ffprobe:frameSideDataListType"   minOccurs="0" maxOccurs="1" />
> >        </xsd:sequence>
> >  
> >        <xsd:attribute name="media_type"    type="xsd:string" use="required"/>
> > @@ -91,6 +92,16 @@
> >        <xsd:attribute name="repeat_pict"            type="xsd:int"   />
> >      </xsd:complexType>
> >  
> > +    <xsd:complexType name="frameSideDataListType">
> > +        <xsd:sequence>
> > +            <xsd:element name="sidedata" type="ffprobe:frameSideDataType" minOccurs="1" maxOccurs="unbounded"/>
> 
> I'd say side_data for consistency
> 
> > +        </xsd:sequence>
> > +    </xsd:complexType>
> > +    <xsd:complexType name="frameSideDataType">
> > +        <xsd:attribute name="side_data_type"              type="xsd:string"/>
> > +        <xsd:attribute name="side_data_size"              type="xsd:int"   />
> > +    </xsd:complexType>
> > +
> >      <xsd:complexType name="subtitleType">
> >        <xsd:attribute name="media_type"         type="xsd:string" fixed="subtitle" use="required"/>
> >        <xsd:attribute name="pts"                type="xsd:long" />
> > diff --git a/ffprobe.c b/ffprobe.c
> > index 1329466..c9fc79d 100644
> > --- a/ffprobe.c
> > +++ b/ffprobe.c
> > @@ -123,6 +123,8 @@ typedef enum {
> >      SECTION_ID_FRAME,
> >      SECTION_ID_FRAMES,
> >      SECTION_ID_FRAME_TAGS,
> 
> > +    SECTION_ID_FRAME_SIDEDATA_LIST,
> > +    SECTION_ID_FRAME_SIDEDATA,
> 
> same here SIDE_DATA*
> 
> >      SECTION_ID_LIBRARY_VERSION,
> >      SECTION_ID_LIBRARY_VERSIONS,
> >      SECTION_ID_PACKET,
> > @@ -152,8 +154,10 @@ static struct section sections[] = {
> >      [SECTION_ID_FORMAT] =             { SECTION_ID_FORMAT, "format", 0, { SECTION_ID_FORMAT_TAGS, -1 } },
> >      [SECTION_ID_FORMAT_TAGS] =        { SECTION_ID_FORMAT_TAGS, "tags", SECTION_FLAG_HAS_VARIABLE_FIELDS, { -1 }, .element_name = "tag", .unique_name = "format_tags" },
> >      [SECTION_ID_FRAMES] =             { SECTION_ID_FRAMES, "frames", SECTION_FLAG_IS_ARRAY, { SECTION_ID_FRAME, SECTION_ID_SUBTITLE, -1 } },
> > -    [SECTION_ID_FRAME] =              { SECTION_ID_FRAME, "frame", 0, { SECTION_ID_FRAME_TAGS, -1 } },
> > +    [SECTION_ID_FRAME] =              { SECTION_ID_FRAME, "frame", 0, { SECTION_ID_FRAME_TAGS, SECTION_ID_FRAME_SIDEDATA_LIST, -1 } },
> >      [SECTION_ID_FRAME_TAGS] =         { SECTION_ID_FRAME_TAGS, "tags", SECTION_FLAG_HAS_VARIABLE_FIELDS, { -1 }, .element_name = "tag", .unique_name = "frame_tags" },
> > +    [SECTION_ID_FRAME_SIDEDATA_LIST] ={ SECTION_ID_FRAME_SIDEDATA_LIST, "sidedata_list", SECTION_FLAG_IS_ARRAY, { SECTION_ID_FRAME_SIDEDATA, -1 } },
> > +    [SECTION_ID_FRAME_SIDEDATA] =     { SECTION_ID_FRAME_SIDEDATA, "sidedata", 0, { -1 } },
> >      [SECTION_ID_LIBRARY_VERSIONS] =   { SECTION_ID_LIBRARY_VERSIONS, "library_versions", SECTION_FLAG_IS_ARRAY, { SECTION_ID_LIBRARY_VERSION, -1 } },
> >      [SECTION_ID_LIBRARY_VERSION] =    { SECTION_ID_LIBRARY_VERSION, "library_version", 0, { -1 } },
> >      [SECTION_ID_PACKETS] =            { SECTION_ID_PACKETS, "packets", SECTION_FLAG_IS_ARRAY, { SECTION_ID_PACKET, -1} },
> > @@ -1722,6 +1726,7 @@ static void show_frame(WriterContext *w, AVFrame *frame, AVStream *stream,
> >  {
> >      AVBPrint pbuf;
> >      const char *s;
> > +    int i;
> >  
> >      av_bprint_init(&pbuf, 1, AV_BPRINT_SIZE_UNLIMITED);
> >  
> > @@ -1784,6 +1789,20 @@ static void show_frame(WriterContext *w, AVFrame *frame, AVStream *stream,
> >      }
> >      if (do_show_frame_tags)
> >          show_tags(w, av_frame_get_metadata(frame), SECTION_ID_FRAME_TAGS);
> > +    if (frame->nb_side_data) {
> > +        writer_print_section_header(w, SECTION_ID_FRAME_SIDEDATA_LIST);
> > +        for (i = 0; i < frame->nb_side_data; i++) {
> > +            AVFrameSideData *sd = frame->side_data[i];
> > +            const char *name;
> > +
> > +            writer_print_section_header(w, SECTION_ID_FRAME_SIDEDATA);
> > +            name = av_frame_side_data_name(sd->type);
> > +            print_str("side_data_type", name ? name : "unknown");
> > +            print_int("side_data_size", sd->size);
> > +            writer_print_section_footer(w);
> > +        }
> > +        writer_print_section_footer(w);
> > +    }
> >  
> >      writer_print_section_footer(w);
> 
> LGTM otherwise, thanks.

sidedatas renamed

applied

thanks

[...]
-- 
Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB

Into a blind darkness they enter who follow after the Ignorance,
they as if into a greater darkness enter who devote themselves
to the Knowledge alone. -- Isha Upanishad
-------------- next part --------------
A non-text attachment was scrubbed...
Name: not available
Type: application/pgp-signature
Size: 181 bytes
Desc: Digital signature
URL: <https://ffmpeg.org/pipermail/ffmpeg-devel/attachments/20140730/42c25d5a/attachment.asc>


More information about the ffmpeg-devel mailing list