inspect av1 timecode metadata

gpac · Dec 22, 2023 · 8684dfb · 8684dfb
1 parent 128ca64
commit 8684dfb
Showing 1 changed file with 52 additions and 46 deletions.
diff --git a/src/filters/inspect.c b/src/filters/inspect.c
@@ -601,58 +601,61 @@ static u32 dump_udta_m2v(FILE *dump, u8 *data, u32 sei_size)
 	return 0;
 }
 
-static void dump_time_code(FILE *dump, GF_BitStream *bs)
+static void dump_time_code(FILE *dump, GF_BitStream *bs, int i)
+{
+	Bool full_timestamp_flag, discontinuity_flag, cnt_dropped_flag;
+	u8 counting_type;
+	u32 n_frames;
+	u32 time_offset_length, time_offset_value;
+	u32 seconds = 0, minutes = 0, hours = 0;
+
+	counting_type = gf_bs_read_int(bs, 5);
+	inspect_printf(dump, " counting_type_%d=\"%d\"", i, counting_type);
+	full_timestamp_flag = gf_bs_read_int(bs, 1);
+	inspect_printf(dump, " full_timestamp_flag_%d=\"%d\"", i, full_timestamp_flag);
+	discontinuity_flag = gf_bs_read_int(bs, 1);
+	inspect_printf(dump, " discontinuity_flag_%d=\"%d\"", i, discontinuity_flag);
+	cnt_dropped_flag = gf_bs_read_int(bs, 1);
+	inspect_printf(dump, " cnt_dropped_flag_%d=\"%d\"", i, cnt_dropped_flag);
+	n_frames = gf_bs_read_int(bs, 9);
+	if (full_timestamp_flag) {
+		seconds = gf_bs_read_int(bs, 6);
+		minutes = gf_bs_read_int(bs, 6);
+		hours = gf_bs_read_int(bs, 5);
+	} else {
+		Bool seconds_flag = gf_bs_read_int(bs, 1);
+		if (seconds_flag) {
+			seconds = gf_bs_read_int(bs, 6);
+			Bool minutes_flag = gf_bs_read_int(bs, 1);
+			if (minutes_flag) {
+				minutes = gf_bs_read_int(bs, 6);
+				Bool hours_flag = gf_bs_read_int(bs, 1);
+				if (hours_flag) {
+					hours = gf_bs_read_int(bs, 5);
+				}
+			}
+		}
+	}
+	inspect_printf(dump, " time_code_%d=\"%02d:%02d:%02d:%02d\"", i, hours, minutes, seconds, n_frames);
+	time_offset_length = gf_bs_read_int(bs, 5);
+	inspect_printf(dump, " time_offset_length_%d=\"%d\"", i, time_offset_length);
+	time_offset_value = 0;
+	if (time_offset_length > 0) {
+		time_offset_value = gf_bs_read_int(bs, time_offset_length);
+	}
+	inspect_printf(dump, " time_offset_value_%d=\"%d\"", i, time_offset_value);
+}
+
+static void dump_time_code_hevc(FILE *dump, GF_BitStream *bs)
 {
-	u32 seconds = 0;
-	u32 minutes = 0;
-	u32 hours = 0;
 	u8 num_clock_ts = gf_bs_read_int(bs, 2);
 	inspect_printf(dump, " num_clock_ts=\"%d\"", num_clock_ts);
 	for (int i = 0; i < num_clock_ts; i++) {
 		Bool clock_timestamp_flag = gf_bs_read_int(bs, 1);
 		if (clock_timestamp_flag) {
-			Bool units_field_based_flag, full_timestamp_flag, discontinuity_flag, cnt_dropped_flag;
-			u8 counting_type;
-			u32 n_frames;
-			u32 time_offset_length, time_offset_value;
-
-			units_field_based_flag = gf_bs_read_int(bs, 1);
+			Bool units_field_based_flag = gf_bs_read_int(bs, 1);
 			inspect_printf(dump, " units_field_based_flag_%d=\"%d\"", i, units_field_based_flag);
-			counting_type = gf_bs_read_int(bs, 5);
-			inspect_printf(dump, " counting_type_%d=\"%d\"", i, counting_type);
-			full_timestamp_flag = gf_bs_read_int(bs, 1);
-			inspect_printf(dump, " full_timestamp_flag_%d=\"%d\"", i, full_timestamp_flag);
-			discontinuity_flag = gf_bs_read_int(bs, 1);
-			inspect_printf(dump, " discontinuity_flag_%d=\"%d\"", i, discontinuity_flag);
-			cnt_dropped_flag = gf_bs_read_int(bs, 1);
-			inspect_printf(dump, " cnt_dropped_flag_%d=\"%d\"", i, cnt_dropped_flag);
-			n_frames = gf_bs_read_int(bs, 9);
-			if (full_timestamp_flag) {
-				seconds = gf_bs_read_int(bs, 6);
-				minutes = gf_bs_read_int(bs, 6);
-				hours = gf_bs_read_int(bs, 5);
-			} else {
-				Bool seconds_flag = gf_bs_read_int(bs, 1);
-				if (seconds_flag) {
-					seconds = gf_bs_read_int(bs, 6);
-					Bool minutes_flag = gf_bs_read_int(bs, 1);
-					if (minutes_flag) {
-						minutes = gf_bs_read_int(bs, 6);
-						Bool hours_flag = gf_bs_read_int(bs, 1);
-						if (hours_flag) {
-							hours = gf_bs_read_int(bs, 5);
-						}
-					}
-				}
-			}
-			inspect_printf(dump, " time_code_%d=\"%02d:%02d:%02d:%02d\"", i, hours, minutes, seconds, n_frames);
-			time_offset_length = gf_bs_read_int(bs, 5);
-			inspect_printf(dump, " time_offset_length_%d=\"%d\"", i, time_offset_length);
-			time_offset_value = 0;
-			if (time_offset_length > 0) {
-				time_offset_value = gf_bs_read_int(bs, time_offset_length);
-			}
-			inspect_printf(dump, " time_offset_value_%d=\"%d\"", i, time_offset_value);
+			dump_time_code(dump, bs, i);
 		}
 	}
 }
@@ -759,7 +762,7 @@ static void dump_sei(FILE *dump, GF_BitStream *bs, AVCState *avc, HEVCState *hev
 		} else if (sei_type == 1 && avc) {
 			dump_avc_pic_timing(dump, bs, avc);
 		} else if (sei_type == 136) {
-			dump_time_code(dump, bs);
+			dump_time_code_hevc(dump, bs);
 		} else if (sei_type == 4) {
 			i = dump_t35(dump, bs, sei_size);
 			while (i < sei_size) {
@@ -1589,6 +1592,9 @@ static u64 gf_inspect_dump_obu_internal(FILE *dump, AV1State *av1, u8 *obu_ptr,
 			u32 metadata_type = (u32)gf_av1_leb128_read(bs, NULL);
 			DUMP_OBU_INT2("metadata_type", metadata_type);
 			switch (metadata_type) {
+				case OBU_METADATA_TYPE_TIMECODE:
+					dump_time_code(dump, bs, 0);
+					break;
 				case OBU_METADATA_TYPE_ITUT_T35:
 					dump_t35(dump, bs, 0);
 					break;