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debugging; change sync method to picture

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Original commit message from CVS:
debugging; change sync method to picture
This commit is contained in:
Thomas Vander Stichele 2004-07-07 16:49:49 +00:00
parent 07f6e6d697
commit 8e4b959b84
3 changed files with 70 additions and 33 deletions
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7
ChangeLog
View file

@ -1,3 +1,10 @@
2004-07-07 Thomas Vander Stichele <thomas (at) apestaart (dot) org>
* ext/mpeg2dec/gstmpeg2dec.c: (gst_mpeg2dec_flush_decoder):
* ext/mpeg2dec/gstmpeg2dec.h:
various debugging improvements. Reset stream to next picture
instead of sequence header, otherwise seeks cannot work. */
2004-07-07 Wim Taymans <wim@fluendo.com>
* gst/videobox/gstvideobox.c: (gst_video_box_fill_get_type),

92
ext/mpeg2dec/gstmpeg2dec.c
View file

@ -494,7 +494,9 @@ gst_mpeg2dec_flush_decoder (GstMpeg2dec * mpeg2dec)
}
while (state != STATE_BUFFER && state != -1);
#else
mpeg2_reset (mpeg2dec->decoder, 1);
GST_DEBUG_OBJECT (mpeg2dec, "resetting mpeg2 stream decoder");
/* 0 starts at next picture, 1 at next sequence header */
mpeg2_reset (mpeg2dec->decoder, 0);
#endif
}
}
@ -517,7 +519,7 @@ gst_mpeg2dec_chain (GstPad * pad, GstData * _data)
switch (GST_EVENT_TYPE (event)) {
case GST_EVENT_DISCONTINUOUS:
{
GST_DEBUG ("discont");
GST_DEBUG_OBJECT (mpeg2dec, "discont, resetting next_time to 0");
mpeg2dec->next_time = 0;
mpeg2dec->discont_state = MPEG2DEC_DISC_NEW_PICTURE;
gst_mpeg2dec_flush_decoder (mpeg2dec);
@ -529,7 +531,8 @@ gst_mpeg2dec_chain (GstPad * pad, GstData * _data)
gst_index_commit (mpeg2dec->index, mpeg2dec->index_id);
}
default:
GST_DEBUG ("Got event of type %d on sink pad", GST_EVENT_TYPE (event));
GST_DEBUG_OBJECT (mpeg2dec, "Got event of type %d on sink pad",
GST_EVENT_TYPE (event));
gst_pad_event_default (pad, event);
return;
}
@ -538,15 +541,20 @@ gst_mpeg2dec_chain (GstPad * pad, GstData * _data)
size = GST_BUFFER_SIZE (buf);
data = GST_BUFFER_DATA (buf);
pts = GST_BUFFER_TIMESTAMP (buf);
GST_LOG_OBJECT (mpeg2dec, "received buffer, timestamp %"
GST_TIME_FORMAT ", duration %" GST_TIME_FORMAT,
GST_TIME_ARGS (GST_BUFFER_TIMESTAMP (buf)),
GST_TIME_ARGS (GST_BUFFER_DURATION (buf)));
info = mpeg2_info (mpeg2dec->decoder);
end = data + size;
if (pts != -1) {
gint64 mpeg_pts = GSTTIME_TO_MPEGTIME (pts);
gint64 mpeg_pts = GST_TIME_TO_MPEG_TIME (pts);
GST_DEBUG ("have pts: %" G_GINT64_FORMAT " (%" G_GINT64_FORMAT ")",
mpeg_pts, MPEGTIME_TO_GSTTIME (mpeg_pts));
GST_DEBUG_OBJECT (mpeg2dec,
"have pts: %" G_GINT64_FORMAT " (%" GST_TIME_FORMAT ")", mpeg_pts,
GST_TIME_ARGS (MPEG_TIME_TO_GST_TIME (mpeg_pts)));
#if MPEG2_RELEASE >= MPEG2_VERSION(0,4,0)
mpeg2_tag_picture (mpeg2dec->decoder, mpeg_pts & 0xffffffff,
@ -567,7 +575,7 @@ gst_mpeg2dec_chain (GstPad * pad, GstData * _data)
GST_LOG ("calling parse");
state = mpeg2_parse (mpeg2dec->decoder);
GST_DEBUG ("parse state %d", state);
GST_DEBUG_OBJECT (mpeg2dec, "parse state %d", state);
switch (state) {
case STATE_SEQUENCE:
{
@ -588,12 +596,13 @@ gst_mpeg2dec_chain (GstPad * pad, GstData * _data)
mpeg2dec->frame_period =
info->sequence->frame_period * GST_USECOND / 27;
GST_DEBUG ("sequence flags: %d, frame period: %d, frame rate: %d",
GST_DEBUG_OBJECT (mpeg2dec,
"sequence flags: %d, frame period: %d, frame rate: %d",
info->sequence->flags, info->sequence->frame_period,
mpeg2dec->frame_rate);
GST_DEBUG ("profile: %02x, colour_primaries: %d",
GST_DEBUG_OBJECT (mpeg2dec, "profile: %02x, colour_primaries: %d",
info->sequence->profile_level_id, info->sequence->colour_primaries);
GST_DEBUG ("transfer chars: %d, matrix coef: %d",
GST_DEBUG_OBJECT (mpeg2dec, "transfer chars: %d, matrix coef: %d",
info->sequence->transfer_characteristics,
info->sequence->matrix_coefficients);
@ -622,7 +631,7 @@ gst_mpeg2dec_chain (GstPad * pad, GstData * _data)
break;
}
case STATE_SEQUENCE_REPEATED:
GST_DEBUG ("sequence repeated");
GST_DEBUG_OBJECT (mpeg2dec, "sequence repeated");
case STATE_GOP:
break;
case STATE_PICTURE:
@ -638,8 +647,10 @@ gst_mpeg2dec_chain (GstPad * pad, GstData * _data)
outbuf =
gst_mpeg2dec_alloc_buffer (mpeg2dec, info, GST_BUFFER_OFFSET (buf));
GST_DEBUG ("picture %d, %p, %" G_GINT64_FORMAT ", %" G_GINT64_FORMAT,
key_frame, outbuf, GST_BUFFER_OFFSET (outbuf), pts);
GST_DEBUG_OBJECT (mpeg2dec, "picture %s, outbuf %p, offset %"
G_GINT64_FORMAT ", pts %" G_GINT64_FORMAT,
key_frame ? ", kf," : " ", outbuf, GST_BUFFER_OFFSET (outbuf),
pts);
if (mpeg2dec->discont_state == MPEG2DEC_DISC_NEW_PICTURE && key_frame)
mpeg2dec->discont_state = MPEG2DEC_DISC_NEW_KEYFRAME;
@ -648,14 +659,13 @@ gst_mpeg2dec_chain (GstPad * pad, GstData * _data)
mpeg2_skip (mpeg2dec->decoder, 1);
else
mpeg2_skip (mpeg2dec->decoder, 0);
break;
}
case STATE_SLICE_1ST:
GST_DEBUG ("slice 1st");
GST_DEBUG_OBJECT (mpeg2dec, "slice 1st");
break;
case STATE_PICTURE_2ND:
GST_DEBUG ("picture second");
GST_DEBUG_OBJECT (mpeg2dec, "picture second");
break;
case STATE_SLICE:
slice = TRUE;
@ -670,7 +680,8 @@ gst_mpeg2dec_chain (GstPad * pad, GstData * _data)
if (!slice) {
mpeg2dec->need_sequence = TRUE;
}
GST_DEBUG ("picture end %p %p %p %p", info->display_fbuf,
GST_DEBUG_OBJECT (mpeg2dec, "picture slice/end %p %p %p %p",
info->display_fbuf,
info->display_picture, info->current_picture,
(info->display_fbuf ? info->display_fbuf->id : NULL));
@ -683,7 +694,7 @@ gst_mpeg2dec_chain (GstPad * pad, GstData * _data)
key_frame =
(picture->flags & PIC_MASK_CODING_TYPE) == PIC_FLAG_CODING_TYPE_I;
GST_DEBUG ("picture keyfame %d", key_frame);
GST_DEBUG_OBJECT (mpeg2dec, "picture keyframe %d", key_frame);
if (key_frame) {
GST_BUFFER_FLAG_SET (outbuf, GST_BUFFER_KEY_UNIT);
@ -694,31 +705,34 @@ gst_mpeg2dec_chain (GstPad * pad, GstData * _data)
#if MPEG2_RELEASE < MPEG2_VERSION(0,4,0)
if (picture->flags & PIC_FLAG_PTS) {
GstClockTime time = MPEGTIME_TO_GSTTIME (picture->pts);
GstClockTime time = MPEG_TIME_TO_GST_TIME (picture->pts);
#else
if (picture->flags & PIC_FLAG_TAGS) {
GstClockTime time =
MPEGTIME_TO_GSTTIME ((guint64) picture->tag2 << 32 | picture->
MPEG_TIME_TO_GST_TIME ((guint64) picture->tag2 << 32 | picture->
tag);
#endif
GST_DEBUG ("picture had pts %" G_GINT64_FORMAT, time);
GST_DEBUG_OBJECT (mpeg2dec, "picture had pts %" GST_TIME_FORMAT,
GST_TIME_ARGS (time));
GST_BUFFER_TIMESTAMP (outbuf) = mpeg2dec->next_time = time;
} else {
GST_DEBUG ("picture didn't have pts using %" G_GINT64_FORMAT,
mpeg2dec->next_time);
GST_DEBUG_OBJECT (mpeg2dec,
"picture didn't have pts using %" GST_TIME_FORMAT,
GST_TIME_ARGS (mpeg2dec->next_time));
GST_BUFFER_TIMESTAMP (outbuf) = mpeg2dec->next_time;
}
mpeg2dec->next_time +=
(mpeg2dec->frame_period * picture->nb_fields) >> 1;
GST_DEBUG ("picture: %s %s fields:%d off:%" G_GINT64_FORMAT " ts:%"
G_GINT64_FORMAT,
GST_DEBUG_OBJECT (mpeg2dec,
"picture: %s %s fields:%d off:%" G_GINT64_FORMAT " ts:%"
GST_TIME_FORMAT,
(picture->flags & PIC_FLAG_TOP_FIELD_FIRST ? "tff " : " "),
(picture->flags & PIC_FLAG_PROGRESSIVE_FRAME ? "prog" : " "),
picture->nb_fields, GST_BUFFER_OFFSET (outbuf),
GST_BUFFER_TIMESTAMP (outbuf));
GST_TIME_ARGS (GST_BUFFER_TIMESTAMP (outbuf)));
if (mpeg2dec->index) {
gst_index_add_association (mpeg2dec->index, mpeg2dec->index_id,
@ -727,15 +741,31 @@ gst_mpeg2dec_chain (GstPad * pad, GstData * _data)
GST_FORMAT_TIME, GST_BUFFER_TIMESTAMP (outbuf), 0);
}
if (picture->flags & PIC_FLAG_SKIP ||
!GST_PAD_IS_USABLE (mpeg2dec->srcpad) ||
mpeg2dec->discont_state != MPEG2DEC_DISC_NONE ||
mpeg2dec->next_time < mpeg2dec->segment_start || skip) {
if (picture->flags & PIC_FLAG_SKIP) {
GST_DEBUG_OBJECT (mpeg2dec, "dropping buffer because of skip flag");
gst_buffer_unref (outbuf);
} else if (!GST_PAD_IS_USABLE (mpeg2dec->srcpad)) {
GST_DEBUG_OBJECT (mpeg2dec, "dropping buffer, pad not usable");
gst_buffer_unref (outbuf);
} else if (!mpeg2dec->discont_state != MPEG2DEC_DISC_NONE) {
GST_DEBUG_OBJECT (mpeg2dec, "dropping buffer, discont problem");
gst_buffer_unref (outbuf);
} else if (mpeg2dec->next_time < mpeg2dec->segment_start) {
GST_DEBUG_OBJECT (mpeg2dec, "dropping buffer, next_time %"
GST_TIME_FORMAT " < segment_start %" GST_TIME_FORMAT,
GST_TIME_ARGS (mpeg2dec->next_time),
GST_TIME_ARGS (mpeg2dec->segment_start));
gst_buffer_unref (outbuf);
} else if (skip) {
GST_DEBUG_OBJECT (mpeg2dec, "dropping buffer, asked to skip");
gst_buffer_unref (outbuf);
} else {
/* TODO set correct offset here based on frame number */
GST_BUFFER_DURATION (outbuf) = mpeg2dec->frame_period;
gst_pad_push (mpeg2dec->srcpad, GST_DATA (outbuf));
GST_LOG_OBJECT (mpeg2dec, "pushing buffer, timestamp %"
GST_TIME_FORMAT ", duration %" GST_TIME_FORMAT,
GST_TIME_ARGS (GST_BUFFER_TIMESTAMP (outbuf)),
GST_TIME_ARGS (GST_BUFFER_DURATION (outbuf)));
}
} else if (info->display_fbuf && !info->display_fbuf->id) {
GST_WARNING ("Got a frame from libmpeg2, but it has no buffer");

4
ext/mpeg2dec/gstmpeg2dec.h
View file

@ -38,8 +38,8 @@ G_BEGIN_DECLS
#define GST_IS_MPEG2DEC_CLASS(obj) \
(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_MPEG2DEC))
#define MPEGTIME_TO_GSTTIME(time) (((time) * (GST_MSECOND/10)) / 9LL)
#define GSTTIME_TO_MPEGTIME(time) (((time) * 9LL) / (GST_MSECOND/10))
#define MPEG_TIME_TO_GST_TIME(time) (((time) * (GST_MSECOND/10)) / 9LL)
#define GST_TIME_TO_MPEG_TIME(time) (((time) * 9LL) / (GST_MSECOND/10))
typedef struct _GstMpeg2dec GstMpeg2dec;
typedef struct _GstMpeg2decClass GstMpeg2decClass;