FaSTTUBe/GST-Tensordecoder-ov_ep
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decodebin: If extra buffers are going to be required, we're still prerolling

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Sebastian Dröge 2015-08-18 15:16:25 +03:00
parent 1ea81114ea
commit a3b24f0241
1 changed files with 11 additions and 10 deletions
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21
gst/playback/gstdecodebin2.c
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@ -3487,13 +3487,14 @@ multi_queue_overrun_cb (GstElement * queue, GstDecodeGroup * group)
GST_LOG_OBJECT (dbin, "multiqueue '%s' (%p) is full", GST_OBJECT_NAME (queue), GST_LOG_OBJECT (dbin, "multiqueue '%s' (%p) is full", GST_OBJECT_NAME (queue),
queue); queue);
/* this group has prerolled enough to not need more pads,
* we can probably set its buffering state to playing now */
if (!group->no_more_pads && group->parent->demuxer if (!group->no_more_pads && group->parent->demuxer
&& !group->extra_buffer_required) { && !group->extra_buffer_required) {
group->overrun = FALSE; group->overrun = FALSE;
group->extra_buffer_required = TRUE; group->extra_buffer_required = TRUE;
} else { } else {
/* this group has prerolled enough to not need more pads,
* we can probably set its buffering state to playing now */
GST_DEBUG_OBJECT (group->dbin, "Setting group %p multiqueue to " GST_DEBUG_OBJECT (group->dbin, "Setting group %p multiqueue to "
"'playing' buffering mode", group); "'playing' buffering mode", group);
group->overrun = TRUE; group->overrun = TRUE;
@ -3512,6 +3513,7 @@ multi_queue_overrun_cb (GstElement * queue, GstDecodeGroup * group)
EXPOSE_LOCK (dbin); EXPOSE_LOCK (dbin);
if (dbin->decode_chain) { if (dbin->decode_chain) {
if (gst_decode_chain_is_complete (dbin->decode_chain)) { if (gst_decode_chain_is_complete (dbin->decode_chain)) {
group->extra_buffer_required = FALSE;
if (!gst_decode_bin_expose (dbin)) if (!gst_decode_bin_expose (dbin))
GST_WARNING_OBJECT (dbin, "Couldn't expose group"); GST_WARNING_OBJECT (dbin, "Couldn't expose group");
} else { } else {
@ -3523,7 +3525,7 @@ multi_queue_overrun_cb (GstElement * queue, GstDecodeGroup * group)
if (group->extra_buffer_required) { if (group->extra_buffer_required) {
GST_DEBUG_OBJECT (group->dbin, GST_DEBUG_OBJECT (group->dbin,
"Setting group %p multiqueue to 'extra_buffer_required' mode", group); "Setting group %p multiqueue to 'extra_buffer_required' mode", group);
decodebin_set_queue_size (group->dbin, group->multiqueue, FALSE, decodebin_set_queue_size (group->dbin, group->multiqueue, TRUE,
(group->parent ? group->parent->seekable : TRUE), (group->parent ? group->parent->seekable : TRUE),
group->extra_buffer_required); group->extra_buffer_required);
} }
@ -3697,7 +3699,8 @@ decodebin_set_queue_size_full (GstDecodeBin * dbin, GstElement * multiqueue,
/* takes queue limits, initially we only queue up up to the max bytes limit, /* takes queue limits, initially we only queue up up to the max bytes limit,
* with a default of 2MB. we use the same values for buffering mode. */ * with a default of 2MB. we use the same values for buffering mode. */
if (preroll || (max_bytes = dbin->max_size_bytes) == 0) if (preroll || (max_bytes = dbin->max_size_bytes) == 0)
max_bytes = AUTO_PREROLL_SIZE_BYTES; max_bytes = AUTO_PREROLL_SIZE_BYTES + (preroll
&& extra_buffer_required ? DEFAULT_EXTRA_SIZE_BUFFERS_BYTES : 0);
if (preroll || (max_buffers = dbin->max_size_buffers) == 0) if (preroll || (max_buffers = dbin->max_size_buffers) == 0)
max_buffers = AUTO_PREROLL_SIZE_BUFFERS; max_buffers = AUTO_PREROLL_SIZE_BUFFERS;
if (preroll || (max_time = dbin->max_size_time) == 0) { if (preroll || (max_time = dbin->max_size_time) == 0) {
@ -3707,15 +3710,13 @@ decodebin_set_queue_size_full (GstDecodeBin * dbin, GstElement * multiqueue,
max_time = seekable ? AUTO_PREROLL_SEEKABLE_SIZE_TIME : max_time = seekable ? AUTO_PREROLL_SEEKABLE_SIZE_TIME :
AUTO_PREROLL_NOT_SEEKABLE_SIZE_TIME; AUTO_PREROLL_NOT_SEEKABLE_SIZE_TIME;
} }
} else if (extra_buffer_required) {
max_bytes = AUTO_PREROLL_SIZE_BYTES + DEFAULT_EXTRA_SIZE_BUFFERS_BYTES;
max_buffers = AUTO_PREROLL_SIZE_BUFFERS;
if ((max_time = dbin->max_size_time) == 0)
max_time = seekable ? AUTO_PREROLL_SEEKABLE_SIZE_TIME :
AUTO_PREROLL_NOT_SEEKABLE_SIZE_TIME;
} else { } else {
/* update runtime limits. At runtime, we try to keep the amount of buffers /* update runtime limits. At runtime, we try to keep the amount of buffers
* in the queues as low as possible (but at least 5 buffers). */ * in the queues as low as possible (but at least 5 buffers). */
/* dbin->use_buffering == TRUE and use_buffering == FALSE (see above if)
* happens when we do buffering but it happens already in downstream
* groups */
if (dbin->use_buffering) if (dbin->use_buffering)
max_bytes = 0; max_bytes = 0;
else if ((max_bytes = dbin->max_size_bytes) == 0) else if ((max_bytes = dbin->max_size_bytes) == 0)