[FFmpeg-devel] [PATCH 6/9] fftools/ffprobe: export Tile Grid Stream Group parameters

Stefano Sabatini stefasab at gmail.com
Tue Mar 5 17:21:29 EET 2024


On date Monday 2024-03-04 21:00:26 -0300, James Almer wrote:
> Signed-off-by: James Almer <jamrial at gmail.com>
> ---
>  fftools/ffprobe.c | 41 ++++++++++++++++++++++++++++++++++++-----
>  1 file changed, 36 insertions(+), 5 deletions(-)
> 
> diff --git a/fftools/ffprobe.c b/fftools/ffprobe.c
> index ff05c4c1db..e736023bcd 100644
> --- a/fftools/ffprobe.c
> +++ b/fftools/ffprobe.c
> @@ -209,6 +209,10 @@ typedef enum {
>      SECTION_ID_STREAM_GROUP_STREAM_DISPOSITION,
>      SECTION_ID_STREAM_GROUP_STREAM_TAGS,
>      SECTION_ID_STREAM_GROUP,
> +    SECTION_ID_STREAM_GROUP_COMPONENTS,
> +    SECTION_ID_STREAM_GROUP_COMPONENT,
> +    SECTION_ID_STREAM_GROUP_PIECES,
> +    SECTION_ID_STREAM_GROUP_PIECE,
>      SECTION_ID_STREAM_GROUP_STREAMS,
>      SECTION_ID_STREAM_GROUP_STREAM,
>      SECTION_ID_STREAM_GROUP_DISPOSITION,
> @@ -282,8 +286,8 @@ static struct section sections[] = {
>      [SECTION_ID_FRAME_SIDE_DATA_TIMECODE] =       { SECTION_ID_FRAME_SIDE_DATA_TIMECODE, "timecode", 0, { -1 } },
>      [SECTION_ID_FRAME_SIDE_DATA_COMPONENT_LIST] = { SECTION_ID_FRAME_SIDE_DATA_COMPONENT_LIST, "components", SECTION_FLAG_IS_ARRAY, { SECTION_ID_FRAME_SIDE_DATA_COMPONENT, -1 }, .element_name = "component", .unique_name = "frame_side_data_components" },
>      [SECTION_ID_FRAME_SIDE_DATA_COMPONENT] =      { SECTION_ID_FRAME_SIDE_DATA_COMPONENT, "component", SECTION_FLAG_HAS_VARIABLE_FIELDS|SECTION_FLAG_HAS_TYPE, { SECTION_ID_FRAME_SIDE_DATA_PIECE_LIST, -1 }, .unique_name = "frame_side_data_component", .element_name = "component_entry", .get_type = get_raw_string_type },
> -    [SECTION_ID_FRAME_SIDE_DATA_PIECE_LIST] =   { SECTION_ID_FRAME_SIDE_DATA_PIECE_LIST, "pieces", SECTION_FLAG_IS_ARRAY, { SECTION_ID_FRAME_SIDE_DATA_PIECE, -1 }, .element_name = "piece" },
> -    [SECTION_ID_FRAME_SIDE_DATA_PIECE] =        { SECTION_ID_FRAME_SIDE_DATA_PIECE, "piece", SECTION_FLAG_HAS_VARIABLE_FIELDS|SECTION_FLAG_HAS_TYPE, { -1 }, .element_name = "piece_entry", .get_type = get_raw_string_type },
> +    [SECTION_ID_FRAME_SIDE_DATA_PIECE_LIST] =   { SECTION_ID_FRAME_SIDE_DATA_PIECE_LIST, "pieces", SECTION_FLAG_IS_ARRAY, { SECTION_ID_FRAME_SIDE_DATA_PIECE, -1 }, .element_name = "piece", .unique_name = "frame_side_data_pieces" },
> +    [SECTION_ID_FRAME_SIDE_DATA_PIECE] =        { SECTION_ID_FRAME_SIDE_DATA_PIECE, "piece", SECTION_FLAG_HAS_VARIABLE_FIELDS|SECTION_FLAG_HAS_TYPE, { -1 }, .element_name = "piece_entry", .unique_name = "frame_side_data_piece", .get_type = get_raw_string_type },
>      [SECTION_ID_FRAME_LOGS] =         { SECTION_ID_FRAME_LOGS, "logs", SECTION_FLAG_IS_ARRAY, { SECTION_ID_FRAME_LOG, -1 } },
>      [SECTION_ID_FRAME_LOG] =          { SECTION_ID_FRAME_LOG, "log", 0, { -1 },  },
>      [SECTION_ID_LIBRARY_VERSIONS] =   { SECTION_ID_LIBRARY_VERSIONS, "library_versions", SECTION_FLAG_IS_ARRAY, { SECTION_ID_LIBRARY_VERSION, -1 } },
> @@ -309,7 +313,11 @@ static struct section sections[] = {
>      [SECTION_ID_PROGRAMS] =                   { SECTION_ID_PROGRAMS, "programs", SECTION_FLAG_IS_ARRAY, { SECTION_ID_PROGRAM, -1 } },
>      [SECTION_ID_STREAM_GROUP_STREAM_DISPOSITION] = { SECTION_ID_STREAM_GROUP_STREAM_DISPOSITION, "disposition", 0, { -1 }, .unique_name = "stream_group_stream_disposition" },
>      [SECTION_ID_STREAM_GROUP_STREAM_TAGS] =        { SECTION_ID_STREAM_GROUP_STREAM_TAGS, "tags", SECTION_FLAG_HAS_VARIABLE_FIELDS, { -1 }, .element_name = "tag", .unique_name = "stream_group_stream_tags" },
> -    [SECTION_ID_STREAM_GROUP] =                    { SECTION_ID_STREAM_GROUP, "stream_group", SECTION_FLAG_HAS_TYPE, { SECTION_ID_STREAM_GROUP_TAGS, SECTION_ID_STREAM_GROUP_DISPOSITION, SECTION_ID_STREAM_GROUP_STREAMS, -1 }, .get_type = get_stream_group_type },
> +    [SECTION_ID_STREAM_GROUP] =                    { SECTION_ID_STREAM_GROUP, "stream_group", SECTION_FLAG_HAS_TYPE, { SECTION_ID_STREAM_GROUP_TAGS, SECTION_ID_STREAM_GROUP_DISPOSITION, SECTION_ID_STREAM_GROUP_COMPONENTS, SECTION_ID_STREAM_GROUP_STREAMS, -1 }, .get_type = get_stream_group_type },
> +    [SECTION_ID_STREAM_GROUP_COMPONENTS] =         { SECTION_ID_STREAM_GROUP_COMPONENTS, "components", SECTION_FLAG_IS_ARRAY, { SECTION_ID_STREAM_GROUP_COMPONENT, -1 }, .element_name = "component", .unique_name = "stream_group_components" },
> +    [SECTION_ID_STREAM_GROUP_COMPONENT] =          { SECTION_ID_STREAM_GROUP_COMPONENT, "component", SECTION_FLAG_HAS_VARIABLE_FIELDS|SECTION_FLAG_HAS_TYPE, { SECTION_ID_STREAM_GROUP_PIECES, -1 }, .unique_name = "stream_group_component", .element_name = "component_entry", .get_type = get_raw_string_type },
> +    [SECTION_ID_STREAM_GROUP_PIECES] =             { SECTION_ID_STREAM_GROUP_PIECES, "pieces", SECTION_FLAG_IS_ARRAY, { SECTION_ID_STREAM_GROUP_PIECE, -1 }, .element_name = "piece", .unique_name = "stream_group_pieces" },
> +    [SECTION_ID_STREAM_GROUP_PIECE] =              { SECTION_ID_STREAM_GROUP_PIECE, "piece", SECTION_FLAG_HAS_VARIABLE_FIELDS|SECTION_FLAG_HAS_TYPE, { -1 }, .element_name = "piece_entry", .unique_name = "stream_group_piece", .get_type = get_raw_string_type },
>      [SECTION_ID_STREAM_GROUP_STREAMS] =            { SECTION_ID_STREAM_GROUP_STREAMS, "streams", SECTION_FLAG_IS_ARRAY, { SECTION_ID_STREAM_GROUP_STREAM, -1 }, .unique_name = "stream_group_streams" },
>      [SECTION_ID_STREAM_GROUP_STREAM] =             { SECTION_ID_STREAM_GROUP_STREAM, "stream", 0, { SECTION_ID_STREAM_GROUP_STREAM_DISPOSITION, SECTION_ID_STREAM_GROUP_STREAM_TAGS, -1 }, .unique_name = "stream_group_stream" },
>      [SECTION_ID_STREAM_GROUP_DISPOSITION] =        { SECTION_ID_STREAM_GROUP_DISPOSITION, "disposition", 0, { -1 }, .unique_name = "stream_group_disposition" },
> @@ -3388,9 +3396,32 @@ static int show_programs(WriterContext *w, InputFile *ifile)
>  static void print_stream_group_params(WriterContext *w, AVStreamGroup *stg)
>  {
>      const char *unknown = "unknown";
> -    if (stg->type != AV_STREAM_GROUP_PARAMS_NONE)

> +    if (stg->type != AV_STREAM_GROUP_PARAMS_NONE) {
>          print_str("type", av_x_if_null(avformat_stream_group_name(stg->type), unknown));

nit: you can avoid the indent if you check the NONE case and return
immediately in that case

> -    else
> +        if (stg->type == AV_STREAM_GROUP_PARAMS_TILE_GRID) {
> +            AVStreamGroupTileGrid *tile_grid = stg->params.tile_grid;
> +            writer_print_section_header(w, NULL, SECTION_ID_STREAM_GROUP_COMPONENTS);
> +            writer_print_section_header(w, "parameters", SECTION_ID_STREAM_GROUP_COMPONENT);
> +            print_int("nb_tiles",          tile_grid->nb_tiles);
> +            print_int("coded_width",       tile_grid->coded_width);
> +            print_int("coded_height",      tile_grid->coded_height);
> +            print_int("horizontal_offset", tile_grid->horizontal_offset);
> +            print_int("vertical_offset",   tile_grid->vertical_offset);
> +            print_int("width",             tile_grid->width);
> +            print_int("height",            tile_grid->height);
> +            writer_print_section_header(w, NULL, SECTION_ID_STREAM_GROUP_PIECES);
> +            for (int i = 0; i < tile_grid->nb_tiles; i++) {
> +                writer_print_section_header(w, "tile_offset", SECTION_ID_STREAM_GROUP_PIECE);
> +                print_int("stream_index",           tile_grid->offsets[i].idx);
> +                print_int("tile_horizontal_offset", tile_grid->offsets[i].horizontal);
> +                print_int("tile_vertical_offset",   tile_grid->offsets[i].vertical);
> +                writer_print_section_footer(w);
> +            }
> +            writer_print_section_footer(w);
> +            writer_print_section_footer(w);
> +            writer_print_section_footer(w);
> +        }
> +    } else
>          print_str_opt("type", unknown);
>  }

LGTM, thanks.


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