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msdkh264enc: Configure parser and SEI array only if it's required

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This commit is contained in:
Seungha Yang 2020-03-31 20:51:15 +09:00 committed by GStreamer Merge Bot
parent 206fe1534d
commit 71cf93c361
2 changed files with 43 additions and 38 deletions
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79
sys/msdk/gstmsdkh264enc.c
View file

@ -94,6 +94,27 @@ gst_msdkh264enc_frame_packing_get_type (void)
#define gst_msdkh264enc_parent_class parent_class
G_DEFINE_TYPE (GstMsdkH264Enc, gst_msdkh264enc, GST_TYPE_MSDKENC);
static void
gst_msdkh264enc_insert_sei (GstMsdkH264Enc * thiz, GstVideoCodecFrame * frame,
GstMemory * sei_mem)
{
GstBuffer *new_buffer;
if (!thiz->parser)
thiz->parser = gst_h264_nal_parser_new ();
new_buffer = gst_h264_parser_insert_sei (thiz->parser,
frame->output_buffer, sei_mem);
if (!new_buffer) {
GST_WARNING_OBJECT (thiz, "Cannot insert SEI nal into AU buffer");
return;
}
gst_buffer_unref (frame->output_buffer);
frame->output_buffer = new_buffer;
}
static void
gst_msdkh264enc_add_cc (GstMsdkH264Enc * thiz, GstVideoCodecFrame * frame)
{
@ -101,9 +122,9 @@ gst_msdkh264enc_add_cc (GstMsdkH264Enc * thiz, GstVideoCodecFrame * frame)
gpointer iter = NULL;
GstBuffer *in_buf = frame->input_buffer;
GstMemory *mem = NULL;
GstBuffer *new_buffer = NULL;
g_array_set_size (thiz->extra_sei, 0);
if (thiz->cc_sei_array)
g_array_set_size (thiz->cc_sei_array, 0);
while ((cc_meta =
(GstVideoCaptionMeta *) gst_buffer_iterate_meta_filtered (in_buf,
@ -144,13 +165,20 @@ gst_msdkh264enc_add_cc (GstMsdkH264Enc * thiz, GstVideoCodecFrame * frame)
rud->data = data;
g_array_append_val (thiz->extra_sei, sei);
if (!thiz->cc_sei_array) {
thiz->cc_sei_array =
g_array_new (FALSE, FALSE, sizeof (GstH264SEIMessage));
g_array_set_clear_func (thiz->cc_sei_array,
(GDestroyNotify) gst_h264_sei_clear);
}
g_array_append_val (thiz->cc_sei_array, sei);
}
if (!thiz->extra_sei->len)
if (!thiz->cc_sei_array || !thiz->cc_sei_array->len)
return;
mem = gst_h264_create_sei_memory (4, thiz->extra_sei);
mem = gst_h264_create_sei_memory (4, thiz->cc_sei_array);
if (!mem) {
GST_WARNING_OBJECT (thiz, "Cannot create SEI nal unit");
@ -158,19 +186,10 @@ gst_msdkh264enc_add_cc (GstMsdkH264Enc * thiz, GstVideoCodecFrame * frame)
}
GST_DEBUG_OBJECT (thiz,
"Inserting %d closed caption SEI message(s)", thiz->extra_sei->len);
"Inserting %d closed caption SEI message(s)", thiz->cc_sei_array->len);
new_buffer = gst_h264_parser_insert_sei (thiz->parser,
frame->output_buffer, mem);
gst_msdkh264enc_insert_sei (thiz, frame, mem);
gst_memory_unref (mem);
if (!new_buffer) {
GST_WARNING_OBJECT (thiz, "Cannot insert SEI nal into AU buffer");
return;
}
gst_buffer_unref (frame->output_buffer);
frame->output_buffer = new_buffer;
}
static GstFlowReturn
@ -179,25 +198,13 @@ gst_msdkh264enc_pre_push (GstVideoEncoder * encoder, GstVideoCodecFrame * frame)
GstMsdkH264Enc *thiz = GST_MSDKH264ENC (encoder);
if (GST_VIDEO_CODEC_FRAME_IS_SYNC_POINT (frame) && thiz->frame_packing_sei) {
GstBuffer *new_buffer = NULL;
/* Insert frame packing SEI
* FIXME: This assumes it does not exist in the stream, which is not
* going to be true anymore once this is fixed:
* https://github.com/Intel-Media-SDK/MediaSDK/issues/13
*/
new_buffer = gst_h264_parser_insert_sei (thiz->parser,
frame->output_buffer, thiz->frame_packing_sei);
if (new_buffer) {
GST_DEBUG_OBJECT (thiz, "Inserting SEI Frame Packing for multiview");
gst_buffer_unref (frame->output_buffer);
frame->output_buffer = new_buffer;
} else {
GST_WARNING_OBJECT (thiz,
"Cannot insert frame packing SEI intu AU buffer");
}
GST_DEBUG_OBJECT (thiz, "Inserting SEI Frame Packing for multiview");
gst_msdkh264enc_insert_sei (thiz, frame, thiz->frame_packing_sei);
}
gst_msdkh264enc_add_cc (thiz, frame);
@ -284,7 +291,7 @@ gst_msdkh264enc_set_format (GstMsdkEnc * encoder)
GstH264FramePacking *frame_packing;
GArray *array = g_array_new (FALSE, FALSE, sizeof (GstH264SEIMessage));
g_array_set_clear_func (thiz->extra_sei,
g_array_set_clear_func (thiz->cc_sei_array,
(GDestroyNotify) gst_h264_sei_clear);
GST_DEBUG_OBJECT (thiz,
@ -487,8 +494,10 @@ gst_msdkh264enc_finalize (GObject * object)
{
GstMsdkH264Enc *thiz = GST_MSDKH264ENC (object);
gst_h264_nal_parser_free (thiz->parser);
g_array_unref (thiz->extra_sei);
if (thiz->parser)
gst_h264_nal_parser_free (thiz->parser);
if (thiz->cc_sei_array)
g_array_unref (thiz->cc_sei_array);
G_OBJECT_CLASS (parent_class)->finalize (object);
}
@ -674,8 +683,4 @@ gst_msdkh264enc_init (GstMsdkH264Enc * thiz)
thiz->trellis = PROP_TRELLIS_DEFAULT;
thiz->max_slice_size = PROP_MAX_SLICE_SIZE_DEFAULT;
thiz->b_pyramid = PROP_B_PYRAMID_DEFAULT;
thiz->parser = gst_h264_nal_parser_new ();
thiz->extra_sei = g_array_new (FALSE, FALSE, sizeof (GstH264SEIMessage));
g_array_set_clear_func (thiz->extra_sei, (GDestroyNotify) gst_h264_sei_clear);
}

2
sys/msdk/gstmsdkh264enc.h
View file

@ -71,7 +71,7 @@ struct _GstMsdkH264Enc
guint b_pyramid;
GstH264NalParser *parser;
GArray *extra_sei;
GArray *cc_sei_array;
GstMemory *frame_packing_sei;
};