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h264parse, h265parse: take unit_field_based_flag into account ..

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when computing timecode metas. Depending on the value of that flag,
n_frames is to be interpreted as a number of fields or a number of
frames. As GstVideoTimeCodeMeta always deals with frames, we want
to scale that number when needed.
This commit is contained in:
Mathieu Duponchelle 2019-04-02 15:18:03 +02:00
parent 55bb8966e1
commit 0e89f2a6d9
2 changed files with 21 additions and 12 deletions
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12
gst/videoparsers/gsth264parse.c
View file

@ -553,8 +553,8 @@ gst_h264_parse_process_sei (GstH264Parse * h264parse, GstH264NalUnit * nalu)
for (j = 0; j < 3; j++) {
if (sei.payload.pic_timing.clock_timestamp_flag[j]) {
memcpy (&h264parse->
clock_timestamp[h264parse->num_clock_timestamp++],
memcpy (&h264parse->clock_timestamp[h264parse->
num_clock_timestamp++],
&sei.payload.pic_timing.clock_timestamp[j],
sizeof (GstH264ClockTimestamp));
}
@ -2578,6 +2578,7 @@ gst_h264_parse_pre_push_frame (GstBaseParse * parse, GstBaseParseFrame * frame)
GstH264ClockTimestamp *tim = &h264parse->clock_timestamp[i];
GstVideoTimeCodeFlags flags = 0;
gint field_count = -1;
guint n_frames;
/* Table D-1 */
switch (h264parse->sei_pic_struct) {
@ -2619,6 +2620,10 @@ gst_h264_parse_pre_push_frame (GstBaseParse * parse, GstBaseParseFrame * frame)
if (tim->ct_type == GST_H264_CT_TYPE_INTERLACED)
flags |= GST_VIDEO_TIME_CODE_FLAGS_INTERLACED;
n_frames =
gst_util_uint64_scale_int (tim->n_frames, 1,
2 - tim->nuit_field_based_flag);
gst_buffer_add_video_time_code_meta_full (buffer,
h264parse->parsed_fps_n,
h264parse->parsed_fps_d,
@ -2626,8 +2631,7 @@ gst_h264_parse_pre_push_frame (GstBaseParse * parse, GstBaseParseFrame * frame)
flags,
tim->hours_flag ? tim->hours_value : 0,
tim->minutes_flag ? tim->minutes_value : 0,
tim->seconds_flag ? tim->seconds_value : 0,
tim->n_frames, field_count);
tim->seconds_flag ? tim->seconds_value : 0, n_frames, field_count);
}
h264parse->num_clock_timestamp = 0;

21
gst/videoparsers/gsth265parse.c
View file

@ -1250,8 +1250,8 @@ gst_h265_parse_make_codec_data (GstH265Parse * h265parse)
}
data[6] |=
(pft->progressive_source_flag << 7) | (pft->interlaced_source_flag << 6) |
(pft->
non_packed_constraint_flag << 5) | (pft->frame_only_constraint_flag << 4);
(pft->non_packed_constraint_flag << 5) | (pft->
frame_only_constraint_flag << 4);
data[12] = pft->level_idc;
/* min_spatial_segmentation_idc */
GST_WRITE_UINT16_BE (data + 13, min_spatial_segmentation_idc);
@ -2228,6 +2228,7 @@ gst_h265_parse_pre_push_frame (GstBaseParse * parse, GstBaseParseFrame * frame)
for (i = 0; i < h265parse->time_code.num_clock_ts; i++) {
GstVideoTimeCodeFlags flags = 0;
gint field_count = -1;
guint n_frames;
if (!h265parse->time_code.clock_timestamp_flag[i])
break;
@ -2278,17 +2279,21 @@ gst_h265_parse_pre_push_frame (GstBaseParse * parse, GstBaseParseFrame * frame)
if (h265parse->sei_pic_struct != GST_H265_SEI_PIC_STRUCT_FRAME)
flags |= GST_VIDEO_TIME_CODE_FLAGS_INTERLACED;
n_frames =
gst_util_uint64_scale_int (h265parse->time_code.n_frames[i], 1,
2 - h265parse->time_code.units_field_based_flag[i]);
gst_buffer_add_video_time_code_meta_full (buffer,
h265parse->parsed_fps_n,
h265parse->parsed_fps_d,
NULL,
flags,
h265parse->time_code.hours_flag[i] ? h265parse->time_code.
hours_value[i] : 0,
h265parse->time_code.minutes_flag[i] ? h265parse->time_code.
minutes_value[i] : 0,
h265parse->time_code.seconds_flag[i] ? h265parse->time_code.
seconds_value[i] : 0, h265parse->time_code.n_frames[i], field_count);
h265parse->time_code.hours_flag[i] ? h265parse->
time_code.hours_value[i] : 0,
h265parse->time_code.minutes_flag[i] ? h265parse->
time_code.minutes_value[i] : 0,
h265parse->time_code.seconds_flag[i] ? h265parse->
time_code.seconds_value[i] : 0, n_frames, field_count);
}
}