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ext/ffmpeg/gstffmpegdemux.c: Don't try to use or remove non-existing pads.

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Original commit message from CVS:
* ext/ffmpeg/gstffmpegdemux.c: (gst_ffmpegdemux_averror),
(gst_ffmpegdemux_init), (gst_ffmpegdemux_close),
(gst_ffmpegdemux_push_event), (gst_ffmpegdemux_send_event),
(gst_ffmpegdemux_src_query), (gst_ffmpegdemux_open),
(gst_ffmpegdemux_loop), (gst_ffmpegdemux_sink_activate),
(gst_ffmpegdemux_sink_activate_push),
(gst_ffmpegdemux_sink_activate_pull):
Don't try to use or remove non-existing pads.
Use _scale some more.
Don't try to do maths with invalid timestamps. Fixes #359545.
Prepare for push based scheduling.
This commit is contained in:
Wim Taymans 2006-10-04 13:42:35 +00:00
parent ab7a8db4a5
commit 180c69d27d
2 changed files with 54 additions and 15 deletions
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14
ChangeLog
View file

@ -1,3 +1,17 @@
2006-10-04 Wim Taymans <wim@fluendo.com>
* ext/ffmpeg/gstffmpegdemux.c: (gst_ffmpegdemux_averror),
(gst_ffmpegdemux_init), (gst_ffmpegdemux_close),
(gst_ffmpegdemux_push_event), (gst_ffmpegdemux_send_event),
(gst_ffmpegdemux_src_query), (gst_ffmpegdemux_open),
(gst_ffmpegdemux_loop), (gst_ffmpegdemux_sink_activate),
(gst_ffmpegdemux_sink_activate_push),
(gst_ffmpegdemux_sink_activate_pull):
Don't try to use or remove non-existing pads.
Use _scale some more.
Don't try to do maths with invalid timestamps. Fixes #359545.
Prepare for push based scheduling.
2006-09-30 Edward Hervey <edward@fluendo.com> 2006-09-30 Edward Hervey <edward@fluendo.com>
* ext/ffmpeg/gstffmpegcodecmap.c: (gst_ffmpeg_codecid_to_caps): * ext/ffmpeg/gstffmpegcodecmap.c: (gst_ffmpeg_codecid_to_caps):

53
ext/ffmpeg/gstffmpegdemux.c
View file

@ -69,6 +69,8 @@ struct _GstFFMpegDemux
GstClockTime start_time; GstClockTime start_time;
GstClockTime duration; GstClockTime duration;
gboolean seekable;
gboolean flushing; gboolean flushing;
/* segment stuff */ /* segment stuff */
@ -108,6 +110,8 @@ static void gst_ffmpegdemux_loop (GstPad * pad);
static gboolean gst_ffmpegdemux_sink_activate (GstPad * sinkpad); static gboolean gst_ffmpegdemux_sink_activate (GstPad * sinkpad);
static gboolean static gboolean
gst_ffmpegdemux_sink_activate_pull (GstPad * sinkpad, gboolean active); gst_ffmpegdemux_sink_activate_pull (GstPad * sinkpad, gboolean active);
static gboolean
gst_ffmpegdemux_sink_activate_push (GstPad * sinkpad, gboolean active);
#if 0 #if 0
static gboolean static gboolean
@ -128,7 +132,6 @@ gst_ffmpegdemux_averror (gint av_errno)
const gchar *message = NULL; const gchar *message = NULL;
switch (av_errno) { switch (av_errno) {
default:
case AVERROR_UNKNOWN: case AVERROR_UNKNOWN:
message = "Unknown error"; message = "Unknown error";
break; break;
@ -150,6 +153,9 @@ gst_ffmpegdemux_averror (gint av_errno)
case AVERROR_NOTSUPP: case AVERROR_NOTSUPP:
message = "Operation not supported"; message = "Operation not supported";
break; break;
default:
message = "Unhandled error code received";
break;
} }
return message; return message;
@ -227,6 +233,8 @@ gst_ffmpegdemux_init (GstFFMpegDemux * demux)
gst_pad_set_activate_function (demux->sinkpad, gst_ffmpegdemux_sink_activate); gst_pad_set_activate_function (demux->sinkpad, gst_ffmpegdemux_sink_activate);
gst_pad_set_activatepull_function (demux->sinkpad, gst_pad_set_activatepull_function (demux->sinkpad,
gst_ffmpegdemux_sink_activate_pull); gst_ffmpegdemux_sink_activate_pull);
gst_pad_set_activatepush_function (demux->sinkpad,
gst_ffmpegdemux_sink_activate_push);
gst_element_add_pad (GST_ELEMENT (demux), demux->sinkpad); gst_element_add_pad (GST_ELEMENT (demux), demux->sinkpad);
demux->opened = FALSE; demux->opened = FALSE;
@ -256,7 +264,7 @@ gst_ffmpegdemux_close (GstFFMpegDemux * demux)
GstFFStream *stream; GstFFStream *stream;
stream = demux->streams[n]; stream = demux->streams[n];
if (stream) { if (stream && stream->pad) {
gst_element_remove_pad (GST_ELEMENT (demux), stream->pad); gst_element_remove_pad (GST_ELEMENT (demux), stream->pad);
g_free (stream); g_free (stream);
} }
@ -294,7 +302,7 @@ gst_ffmpegdemux_push_event (GstFFMpegDemux * demux, GstEvent * event)
for (n = 0; n < MAX_STREAMS; n++) { for (n = 0; n < MAX_STREAMS; n++) {
GstFFStream *s = demux->streams[n]; GstFFStream *s = demux->streams[n];
if (s) { if (s && s->pad) {
gst_event_ref (event); gst_event_ref (event);
res &= gst_pad_push_event (s->pad, event); res &= gst_pad_push_event (s->pad, event);
} }
@ -606,10 +614,12 @@ gst_ffmpegdemux_send_event (GstElement * element, GstEvent *event)
case GST_EVENT_SEEK: case GST_EVENT_SEEK:
GST_OBJECT_LOCK (demux); GST_OBJECT_LOCK (demux);
if (!demux->opened) { if (!demux->opened) {
GstEvent **event_p = &demux->seek_event; GstEvent **event_p;
GST_DEBUG_OBJECT (demux, "caching seek event"); GST_DEBUG_OBJECT (demux, "caching seek event");
event_p = &demux->seek_event;
gst_event_replace (event_p, event); gst_event_replace (event_p, event);
GST_OBJECT_UNLOCK (demux); GST_OBJECT_UNLOCK (demux);
res = TRUE; res = TRUE;
} }
else { else {
@ -659,10 +669,9 @@ gst_ffmpegdemux_src_query (GstPad * pad, GstQuery * query)
res = TRUE; res = TRUE;
break; break;
case GST_FORMAT_DEFAULT: case GST_FORMAT_DEFAULT:
/* FIXME, use _scale */
gst_query_set_position (query, GST_FORMAT_DEFAULT, gst_query_set_position (query, GST_FORMAT_DEFAULT,
timeposition * avstream->r_frame_rate.num / gst_util_uint64_scale (timeposition, avstream->r_frame_rate.num,
(GST_SECOND * avstream->r_frame_rate.den)); GST_SECOND * avstream->r_frame_rate.den));
res = TRUE; res = TRUE;
break; break;
case GST_FORMAT_BYTES: case GST_FORMAT_BYTES:
@ -693,10 +702,9 @@ gst_ffmpegdemux_src_query (GstPad * pad, GstQuery * query)
res = TRUE; res = TRUE;
break; break;
case GST_FORMAT_DEFAULT: case GST_FORMAT_DEFAULT:
/* FIXME, use _scale */
gst_query_set_duration (query, GST_FORMAT_DEFAULT, gst_query_set_duration (query, GST_FORMAT_DEFAULT,
timeduration * avstream->r_frame_rate.num / gst_util_uint64_scale (timeduration, avstream->r_frame_rate.num,
(GST_SECOND * avstream->r_frame_rate.den)); GST_SECOND * avstream->r_frame_rate.den));
res = TRUE; res = TRUE;
break; break;
case GST_FORMAT_BYTES: case GST_FORMAT_BYTES:
@ -1006,7 +1014,6 @@ gst_ffmpegdemux_open (GstFFMpegDemux * demux)
} }
/* transform some usefull info to GstClockTime and remember */ /* transform some usefull info to GstClockTime and remember */
/* FIXME, use start_time */
demux->start_time = gst_util_uint64_scale_int (demux->context->start_time, demux->start_time = gst_util_uint64_scale_int (demux->context->start_time,
GST_SECOND, AV_TIME_BASE); GST_SECOND, AV_TIME_BASE);
GST_DEBUG_OBJECT (demux, "start time: %" GST_TIME_FORMAT, GST_DEBUG_OBJECT (demux, "start time: %" GST_TIME_FORMAT,
@ -1139,6 +1146,7 @@ gst_ffmpegdemux_loop (GstPad * pad)
if (demux->start_time != -1 && demux->start_time > timestamp) if (demux->start_time != -1 && demux->start_time > timestamp)
goto drop; goto drop;
if (GST_CLOCK_TIME_IS_VALID (timestamp))
timestamp -= demux->start_time; timestamp -= demux->start_time;
/* check if we ran outside of the segment */ /* check if we ran outside of the segment */
@ -1275,14 +1283,29 @@ gst_ffmpegdemux_sink_activate (GstPad * sinkpad)
if (gst_pad_check_pull_range (sinkpad)) if (gst_pad_check_pull_range (sinkpad))
res = gst_pad_activate_pull (sinkpad, TRUE); res = gst_pad_activate_pull (sinkpad, TRUE);
else { else {
GST_ELEMENT_ERROR (demux, STREAM, NOT_IMPLEMENTED, res = gst_pad_activate_push (sinkpad, TRUE);
(NULL),
("failed to activate sinkpad in pull mode, push mode not implemented yet"));
} }
gst_object_unref (demux); gst_object_unref (demux);
return res; return res;
} }
static gboolean
gst_ffmpegdemux_sink_activate_push (GstPad * sinkpad, gboolean active)
{
GstFFMpegDemux *demux;
demux = (GstFFMpegDemux *) (gst_pad_get_parent (sinkpad));
GST_ELEMENT_ERROR (demux, STREAM, NOT_IMPLEMENTED,
(NULL),
("failed to activate sinkpad in pull mode, push mode not implemented yet"));
demux->seekable = FALSE;
gst_object_unref (demux);
return FALSE;
}
static gboolean static gboolean
gst_ffmpegdemux_sink_activate_pull (GstPad * sinkpad, gboolean active) gst_ffmpegdemux_sink_activate_pull (GstPad * sinkpad, gboolean active)
{ {
@ -1293,11 +1316,13 @@ gst_ffmpegdemux_sink_activate_pull (GstPad * sinkpad, gboolean active)
if (active) { if (active) {
demux->running = TRUE; demux->running = TRUE;
demux->seekable = TRUE;
res = gst_pad_start_task (sinkpad, (GstTaskFunction) gst_ffmpegdemux_loop, res = gst_pad_start_task (sinkpad, (GstTaskFunction) gst_ffmpegdemux_loop,
sinkpad); sinkpad);
} else { } else {
demux->running = FALSE; demux->running = FALSE;
res = gst_pad_stop_task (sinkpad); res = gst_pad_stop_task (sinkpad);
demux->seekable = FALSE;
} }
gst_object_unref (demux); gst_object_unref (demux);