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msdk: dec: remove code to manage buffers with locked surface

Browse source 
https://bugzilla.gnome.org/show_bug.cgi?id=793413
This commit is contained in:
Hyunjun Ko 2018-03-08 11:37:52 -09:00 committed by Sreerenj Balachandran
parent b08b8ddae3
commit 37ef61586a
2 changed files with 2 additions and 66 deletions
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67
sys/msdk/gstmsdkdec.c
View file

@ -81,7 +81,6 @@ allocate_output_buffer (GstMsdkDec * thiz, GstBuffer ** buffer)
GstFlowReturn flow;
GstVideoCodecFrame *frame;
GstVideoDecoder *decoder = GST_VIDEO_DECODER (thiz);
mfxFrameSurface1 *mfx_surface;
frame = gst_video_decoder_get_oldest_frame (decoder);
if (!frame) {
@ -92,26 +91,11 @@ allocate_output_buffer (GstMsdkDec * thiz, GstBuffer ** buffer)
}
if (!frame->output_buffer) {
retry:
flow = gst_video_decoder_allocate_output_frame (decoder, frame);
if (flow != GST_FLOW_OK) {
gst_video_codec_frame_unref (frame);
return flow;
}
if (gst_msdk_is_msdk_buffer (frame->output_buffer)) {
mfx_surface = gst_msdk_get_surface_from_buffer (frame->output_buffer);
/* When using video memory, mfx surface is still locked even though
* it's finished by SyncOperation. There's no way to get notified when it gets unlocked.
* We should be keep these buffers and check if it's unlocked.
*/
if (mfx_surface && mfx_surface->Data.Locked) {
thiz->locked_buffer =
g_list_append (thiz->locked_buffer, frame->output_buffer);
frame->output_buffer = NULL;
goto retry;
}
}
}
*buffer = gst_buffer_ref (frame->output_buffer);
@ -159,24 +143,12 @@ get_surface (GstMsdkDec * thiz, GstBuffer * buffer)
GST_MAP_WRITE))
goto failed_unref_buffer;
retry:
if (gst_buffer_pool_acquire_buffer (thiz->pool, &buffer,
NULL) != GST_FLOW_OK)
goto failed_unmap_copy;
if (gst_msdk_is_msdk_buffer (buffer)) {
i->surface = gst_msdk_get_surface_from_buffer (buffer);
/* When using video memory, mfx surface is still locked even though
* it's finished by SyncOperation. There's no way to get notified when it gets unlocked.
* We should keep these buffers and check if it's unlocked.
*/
if (i->surface->Data.Locked) {
thiz->locked_buffer = g_list_append (thiz->locked_buffer, buffer);
goto retry;
}
i->buf = buffer;
}
i->surface = gst_msdk_get_surface_from_buffer (buffer);
i->buf = buffer;
if (!gst_video_frame_map (&i->data, &thiz->pool_info, buffer,
GST_MAP_READWRITE))
@ -584,35 +556,6 @@ release_msdk_surfaces (GstMsdkDec * thiz)
}
}
static void
release_locked_buffer (GstMsdkDec * thiz)
{
GList *l;
GstBuffer *buf;
for (l = thiz->locked_buffer; l; l = l->next) {
buf = l->data;
gst_buffer_unref (buf);
}
}
static void
check_locked_buffer (GstMsdkDec * thiz)
{
GList *l;
GstBuffer *buf;
mfxFrameSurface1 *mfx_surface;
for (l = thiz->locked_buffer; l; l = l->next) {
buf = l->data;
mfx_surface = gst_msdk_get_surface_from_buffer (buf);
if (!mfx_surface->Data.Locked) {
gst_buffer_unref (buf);
thiz->locked_buffer = g_list_delete_link (thiz->locked_buffer, l);
}
}
}
static GstFlowReturn
gst_msdkdec_handle_frame (GstVideoDecoder * decoder, GstVideoCodecFrame * frame)
{
@ -657,8 +600,6 @@ gst_msdkdec_handle_frame (GstVideoDecoder * decoder, GstVideoCodecFrame * frame)
session = gst_msdk_context_get_session (thiz->context);
for (;;) {
check_locked_buffer (thiz);
task = &g_array_index (thiz->tasks, MsdkDecTask, thiz->next_task);
flow = gst_msdkdec_finish_task (thiz, task);
if (flow != GST_FLOW_OK)
@ -946,8 +887,6 @@ gst_msdkdec_drain (GstVideoDecoder * decoder)
session = gst_msdk_context_get_session (thiz->context);
for (;;) {
check_locked_buffer (thiz);
task = &g_array_index (thiz->tasks, MsdkDecTask, thiz->next_task);
if ((flow = gst_msdkdec_finish_task (thiz, task)) != GST_FLOW_OK) {
if (flow != GST_FLOW_FLUSHING)
@ -1003,8 +942,6 @@ gst_msdkdec_drain (GstVideoDecoder * decoder)
thiz->next_task = (thiz->next_task + 1) % thiz->tasks->len;
}
check_locked_buffer (thiz);
release_locked_buffer (thiz);
release_msdk_surfaces (thiz);
return GST_FLOW_OK;

1
sys/msdk/gstmsdkdec.h
View file

@ -81,7 +81,6 @@ struct _GstMsdkDec
guint next_task;
GList *decoded_msdk_surfaces;
GList *locked_buffer;
/* element properties */
gboolean hardware;