[FFmpeg-devel] [PATCH] ffprobe: only show tags when explicitly requested

[Stefano Sabatini]

---
 ffprobe.c | 27 ++++++++++++++++++++++-----
 1 file changed, 22 insertions(+), 5 deletions(-)

diff --git a/ffprobe.c b/ffprobe.c
index 8afe5cb..71e801f 100644
--- a/ffprobe.c
+++ b/ffprobe.c
@@ -66,6 +66,12 @@ static int do_show_data    = 0;
 static int do_show_program_version  = 0;
 static int do_show_library_versions = 0;
 
+static int do_show_chapter_tags = 0;
+static int do_show_format_tags = 0;
+static int do_show_frame_tags = 0;
+static int do_show_program_tags = 0;
+static int do_show_stream_tags = 0;
+
 static int show_value_unit              = 0;
 static int use_value_prefix             = 0;
 static int use_byte_value_binary_prefix = 0;
@@ -1764,7 +1770,8 @@ static void show_frame(WriterContext *w, AVFrame *frame, AVStream *stream,
             print_str_opt("channel_layout", "unknown");
         break;
     }
-    show_tags(w, av_frame_get_metadata(frame), SECTION_ID_FRAME_TAGS);
+    if (do_show_frame_tags)
+        show_tags(w, av_frame_get_metadata(frame), SECTION_ID_FRAME_TAGS);
 
     writer_print_section_footer(w);
 
@@ -2116,7 +2123,8 @@ static int show_stream(WriterContext *w, AVFormatContext *fmt_ctx, int stream_id
     writer_print_section_footer(w);
     }
 
-    ret = show_tags(w, stream->metadata, in_program ? SECTION_ID_PROGRAM_STREAM_TAGS : SECTION_ID_STREAM_TAGS);
+    if (do_show_stream_tags)
+        ret = show_tags(w, stream->metadata, in_program ? SECTION_ID_PROGRAM_STREAM_TAGS : SECTION_ID_STREAM_TAGS);
 
     writer_print_section_footer(w);
     av_bprint_finalize(&pbuf, NULL);
@@ -2155,7 +2163,8 @@ static int show_program(WriterContext *w, AVFormatContext *fmt_ctx, AVProgram *p
     print_time("start_time", program->start_time, &AV_TIME_BASE_Q);
     print_ts("end_pts", program->end_time);
     print_time("end_time", program->end_time, &AV_TIME_BASE_Q);
-    ret = show_tags(w, program->metadata, SECTION_ID_PROGRAM_TAGS);
+    if (do_show_program_tags)
+        ret = show_tags(w, program->metadata, SECTION_ID_PROGRAM_TAGS);
     if (ret < 0)
         goto end;
 
@@ -2206,7 +2215,8 @@ static int show_chapters(WriterContext *w, AVFormatContext *fmt_ctx)
         print_time("start_time", chapter->start, &chapter->time_base);
         print_int("end", chapter->end);
         print_time("end_time", chapter->end, &chapter->time_base);
-        ret = show_tags(w, chapter->metadata, SECTION_ID_CHAPTER_TAGS);
+        if (do_show_chapter_tags)
+            ret = show_tags(w, chapter->metadata, SECTION_ID_CHAPTER_TAGS);
         writer_print_section_footer(w);
     }
     writer_print_section_footer(w);
@@ -2236,7 +2246,8 @@ static int show_format(WriterContext *w, AVFormatContext *fmt_ctx)
     if (fmt_ctx->bit_rate > 0) print_val    ("bit_rate", fmt_ctx->bit_rate, unit_bit_per_second_str);
     else                       print_str_opt("bit_rate", "N/A");
     print_int("probe_score", av_format_get_probe_score(fmt_ctx));
-    ret = show_tags(w, fmt_ctx->metadata, SECTION_ID_FORMAT_TAGS);
+    if (do_show_format_tags)
+        ret = show_tags(w, fmt_ctx->metadata, SECTION_ID_FORMAT_TAGS);
 
     writer_print_section_footer(w);
     fflush(stdout);
@@ -2895,6 +2906,12 @@ int main(int argc, char **argv)
     SET_DO_SHOW(STREAM_DISPOSITION, stream_disposition);
     SET_DO_SHOW(PROGRAM_STREAM_DISPOSITION, stream_disposition);
 
+    SET_DO_SHOW(CHAPTER_TAGS, chapter_tags);
+    SET_DO_SHOW(FORMAT_TAGS, format_tags);
+    SET_DO_SHOW(FRAME_TAGS, frame_tags);
+    SET_DO_SHOW(PROGRAM_TAGS, program_tags);
+    SET_DO_SHOW(STREAM_TAGS, stream_tags);
+
     if (do_bitexact && (do_show_program_version || do_show_library_versions)) {
         av_log(NULL, AV_LOG_ERROR,
                "-bitexact and -show_program_version or -show_library_versions "
-- 
1.8.1.2