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h265parse: Add support insert parameter set per IDR

Browse source 
Apply commits 0c04e00, bf0d952 and a0876aa to h265parse.
See also https://bugzilla.gnome.org/show_bug.cgi?id=766803

https://bugzilla.gnome.org/show_bug.cgi?id=754124
This commit is contained in:
Seungha Yang 2018-08-13 20:34:36 +09:00 committed by Nicolas Dufresne
parent 8b57392b92
commit fd79d8d7a3
2 changed files with 132 additions and 112 deletions
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242
gst/videoparsers/gsth265parse.c
View file

@ -123,11 +123,12 @@ gst_h265_parse_class_init (GstH265ParseClass * klass)
gobject_class->get_property = gst_h265_parse_get_property;
g_object_class_install_property (gobject_class, PROP_CONFIG_INTERVAL,
g_param_spec_uint ("config-interval",
g_param_spec_int ("config-interval",
"VPS SPS PPS Send Interval",
"Send VPS, SPS and PPS Insertion Interval in seconds (sprop parameter sets "
"will be multiplexed in the data stream when detected.) (0 = disabled)",
0, 3600, DEFAULT_CONFIG_INTERVAL,
"will be multiplexed in the data stream when detected.) "
"(0 = disabled, -1 = send with every IDR frame)",
-1, 3600, DEFAULT_CONFIG_INTERVAL,
G_PARAM_READWRITE | G_PARAM_CONSTRUCT | G_PARAM_STATIC_STRINGS));
/* Override BaseParse vfuncs */
parse_class->start = GST_DEBUG_FUNCPTR (gst_h265_parse_start);
@ -1939,6 +1940,115 @@ gst_h265_parse_prepare_key_unit (GstH265Parse * parse, GstEvent * event)
parse->push_codec = TRUE;
}
static gboolean
gst_h265_parse_handle_vps_sps_pps_nals (GstH265Parse * h265parse,
GstBuffer * buffer, GstBaseParseFrame * frame)
{
GstBuffer *codec_nal;
gint i;
gboolean send_done = FALSE;
GstClockTime timestamp = GST_BUFFER_TIMESTAMP (buffer);
if (h265parse->align == GST_H265_PARSE_ALIGN_NAL) {
/* send separate config NAL buffers */
GST_DEBUG_OBJECT (h265parse, "- sending VPS/SPS/PPS");
for (i = 0; i < GST_H265_MAX_VPS_COUNT; i++) {
if ((codec_nal = h265parse->vps_nals[i])) {
GST_DEBUG_OBJECT (h265parse, "sending VPS nal");
gst_h265_parse_push_codec_buffer (h265parse, codec_nal, timestamp);
send_done = TRUE;
}
}
for (i = 0; i < GST_H265_MAX_SPS_COUNT; i++) {
if ((codec_nal = h265parse->sps_nals[i])) {
GST_DEBUG_OBJECT (h265parse, "sending SPS nal");
gst_h265_parse_push_codec_buffer (h265parse, codec_nal, timestamp);
send_done = TRUE;
}
}
for (i = 0; i < GST_H265_MAX_PPS_COUNT; i++) {
if ((codec_nal = h265parse->pps_nals[i])) {
GST_DEBUG_OBJECT (h265parse, "sending PPS nal");
gst_h265_parse_push_codec_buffer (h265parse, codec_nal, timestamp);
send_done = TRUE;
}
}
} else {
/* insert config NALs into AU */
GstByteWriter bw;
GstBuffer *new_buf;
const gboolean bs = h265parse->format == GST_H265_PARSE_FORMAT_BYTE;
const gint nls = 4 - h265parse->nal_length_size;
gboolean ok;
gst_byte_writer_init_with_size (&bw, gst_buffer_get_size (buffer), FALSE);
ok = gst_byte_writer_put_buffer (&bw, buffer, 0, h265parse->idr_pos);
GST_DEBUG_OBJECT (h265parse, "- inserting VPS/SPS/PPS");
for (i = 0; i < GST_H265_MAX_VPS_COUNT; i++) {
if ((codec_nal = h265parse->vps_nals[i])) {
gsize nal_size = gst_buffer_get_size (codec_nal);
GST_DEBUG_OBJECT (h265parse, "inserting VPS nal");
if (bs) {
ok &= gst_byte_writer_put_uint32_be (&bw, 1);
} else {
ok &= gst_byte_writer_put_uint32_be (&bw, (nal_size << (nls * 8)));
ok &= gst_byte_writer_set_pos (&bw,
gst_byte_writer_get_pos (&bw) - nls);
}
ok &= gst_byte_writer_put_buffer (&bw, codec_nal, 0, nal_size);
send_done = TRUE;
}
}
for (i = 0; i < GST_H265_MAX_SPS_COUNT; i++) {
if ((codec_nal = h265parse->sps_nals[i])) {
gsize nal_size = gst_buffer_get_size (codec_nal);
GST_DEBUG_OBJECT (h265parse, "inserting SPS nal");
if (bs) {
ok &= gst_byte_writer_put_uint32_be (&bw, 1);
} else {
ok &= gst_byte_writer_put_uint32_be (&bw, (nal_size << (nls * 8)));
ok &= gst_byte_writer_set_pos (&bw,
gst_byte_writer_get_pos (&bw) - nls);
}
ok &= gst_byte_writer_put_buffer (&bw, codec_nal, 0, nal_size);
send_done = TRUE;
}
}
for (i = 0; i < GST_H265_MAX_PPS_COUNT; i++) {
if ((codec_nal = h265parse->pps_nals[i])) {
gsize nal_size = gst_buffer_get_size (codec_nal);
GST_DEBUG_OBJECT (h265parse, "inserting PPS nal");
if (bs) {
ok &= gst_byte_writer_put_uint32_be (&bw, 1);
} else {
ok &= gst_byte_writer_put_uint32_be (&bw, (nal_size << (nls * 8)));
ok &= gst_byte_writer_set_pos (&bw,
gst_byte_writer_get_pos (&bw) - nls);
}
ok &= gst_byte_writer_put_buffer (&bw, codec_nal, 0, nal_size);
send_done = TRUE;
}
}
ok &= gst_byte_writer_put_buffer (&bw, buffer, h265parse->idr_pos, -1);
/* collect result and push */
new_buf = gst_byte_writer_reset_and_get_buffer (&bw);
gst_buffer_copy_into (new_buf, buffer, GST_BUFFER_COPY_METADATA, 0, -1);
/* should already be keyframe/IDR, but it may not have been,
* so mark it as such to avoid being discarded by picky decoder */
GST_BUFFER_FLAG_UNSET (new_buf, GST_BUFFER_FLAG_DELTA_UNIT);
gst_buffer_replace (&frame->out_buffer, new_buf);
gst_buffer_unref (new_buf);
/* some result checking seems to make some compilers happy */
if (G_UNLIKELY (!ok)) {
GST_ERROR_OBJECT (h265parse, "failed to insert SPS/PPS");
}
}
return send_done;
}
static GstFlowReturn
gst_h265_parse_pre_push_frame (GstBaseParse * parse, GstBaseParseFrame * frame)
{
@ -2012,120 +2122,30 @@ gst_h265_parse_pre_push_frame (GstBaseParse * parse, GstBaseParseFrame * frame)
if (GST_TIME_AS_SECONDS (diff) >= h265parse->interval ||
h265parse->push_codec) {
GstBuffer *codec_nal;
gint i;
GstClockTime new_ts;
/* avoid overwriting a perfectly fine timestamp */
new_ts = GST_CLOCK_TIME_IS_VALID (timestamp) ? timestamp :
h265parse->last_report;
if (h265parse->align == GST_H265_PARSE_ALIGN_NAL) {
/* send separate config NAL buffers */
GST_DEBUG_OBJECT (h265parse, "- sending VPS/SPS/PPS");
for (i = 0; i < GST_H265_MAX_VPS_COUNT; i++) {
if ((codec_nal = h265parse->vps_nals[i])) {
GST_DEBUG_OBJECT (h265parse, "sending VPS nal");
gst_h265_parse_push_codec_buffer (h265parse, codec_nal,
timestamp);
h265parse->last_report = new_ts;
}
}
for (i = 0; i < GST_H265_MAX_SPS_COUNT; i++) {
if ((codec_nal = h265parse->sps_nals[i])) {
GST_DEBUG_OBJECT (h265parse, "sending SPS nal");
gst_h265_parse_push_codec_buffer (h265parse, codec_nal,
timestamp);
h265parse->last_report = new_ts;
}
}
for (i = 0; i < GST_H265_MAX_PPS_COUNT; i++) {
if ((codec_nal = h265parse->pps_nals[i])) {
GST_DEBUG_OBJECT (h265parse, "sending PPS nal");
gst_h265_parse_push_codec_buffer (h265parse, codec_nal,
timestamp);
h265parse->last_report = new_ts;
}
}
} else {
/* insert config NALs into AU */
GstByteWriter bw;
GstBuffer *new_buf;
const gboolean bs = h265parse->format == GST_H265_PARSE_FORMAT_BYTE;
const gint nls = 4 - h265parse->nal_length_size;
gboolean ok;
gst_byte_writer_init_with_size (&bw, gst_buffer_get_size (buffer),
FALSE);
ok = gst_byte_writer_put_buffer (&bw, buffer, 0, h265parse->idr_pos);
GST_DEBUG_OBJECT (h265parse, "- inserting VPS/SPS/PPS");
for (i = 0; i < GST_H265_MAX_VPS_COUNT; i++) {
if ((codec_nal = h265parse->vps_nals[i])) {
gsize nal_size = gst_buffer_get_size (codec_nal);
GST_DEBUG_OBJECT (h265parse, "inserting VPS nal");
if (bs) {
ok &= gst_byte_writer_put_uint32_be (&bw, 1);
} else {
ok &= gst_byte_writer_put_uint32_be (&bw,
(nal_size << (nls * 8)));
ok &= gst_byte_writer_set_pos (&bw,
gst_byte_writer_get_pos (&bw) - nls);
}
ok &= gst_byte_writer_put_buffer (&bw, codec_nal, 0, nal_size);
h265parse->last_report = new_ts;
}
}
for (i = 0; i < GST_H265_MAX_SPS_COUNT; i++) {
if ((codec_nal = h265parse->sps_nals[i])) {
gsize nal_size = gst_buffer_get_size (codec_nal);
GST_DEBUG_OBJECT (h265parse, "inserting SPS nal");
if (bs) {
ok &= gst_byte_writer_put_uint32_be (&bw, 1);
} else {
ok &= gst_byte_writer_put_uint32_be (&bw,
(nal_size << (nls * 8)));
ok &= gst_byte_writer_set_pos (&bw,
gst_byte_writer_get_pos (&bw) - nls);
}
ok &= gst_byte_writer_put_buffer (&bw, codec_nal, 0, nal_size);
h265parse->last_report = new_ts;
}
}
for (i = 0; i < GST_H265_MAX_PPS_COUNT; i++) {
if ((codec_nal = h265parse->pps_nals[i])) {
gsize nal_size = gst_buffer_get_size (codec_nal);
GST_DEBUG_OBJECT (h265parse, "inserting PPS nal");
if (bs) {
ok &= gst_byte_writer_put_uint32_be (&bw, 1);
} else {
ok &= gst_byte_writer_put_uint32_be (&bw,
(nal_size << (nls * 8)));
ok &= gst_byte_writer_set_pos (&bw,
gst_byte_writer_get_pos (&bw) - nls);
}
ok &= gst_byte_writer_put_buffer (&bw, codec_nal, 0, nal_size);
h265parse->last_report = new_ts;
}
}
ok &=
gst_byte_writer_put_buffer (&bw, buffer, h265parse->idr_pos, -1);
/* collect result and push */
new_buf = gst_byte_writer_reset_and_get_buffer (&bw);
gst_buffer_copy_into (new_buf, buffer, GST_BUFFER_COPY_METADATA, 0,
-1);
/* should already be keyframe/IDR, but it may not have been,
* so mark it as such to avoid being discarded by picky decoder */
GST_BUFFER_FLAG_UNSET (new_buf, GST_BUFFER_FLAG_DELTA_UNIT);
gst_buffer_replace (&frame->out_buffer, new_buf);
gst_buffer_unref (new_buf);
/* some result checking seems to make some compilers happy */
if (G_UNLIKELY (!ok)) {
GST_ERROR_OBJECT (h265parse, "failed to insert SPS/PPS");
}
if (gst_h265_parse_handle_vps_sps_pps_nals (h265parse, buffer, frame)) {
h265parse->last_report = new_ts;
}
}
/* we pushed whatever we had */
h265parse->push_codec = FALSE;
h265parse->have_vps = FALSE;
h265parse->have_sps = FALSE;
h265parse->have_pps = FALSE;
h265parse->state &= GST_H265_PARSE_STATE_VALID_PICTURE_HEADERS;
}
} else if (h265parse->interval == -1) {
if (h265parse->idr_pos >= 0) {
GST_LOG_OBJECT (h265parse, "IDR nal at offset %d", h265parse->idr_pos);
gst_h265_parse_handle_vps_sps_pps_nals (h265parse, buffer, frame);
/* we pushed whatever we had */
h265parse->push_codec = FALSE;
h265parse->have_vps = FALSE;
@ -2473,7 +2493,7 @@ gst_h265_parse_set_property (GObject * object, guint prop_id,
switch (prop_id) {
case PROP_CONFIG_INTERVAL:
parse->interval = g_value_get_uint (value);
parse->interval = g_value_get_int (value);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
@ -2490,7 +2510,7 @@ gst_h265_parse_get_property (GObject * object, guint prop_id, GValue * value,
switch (prop_id) {
case PROP_CONFIG_INTERVAL:
g_value_set_uint (value, parse->interval);
g_value_set_int (value, parse->interval);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);

2
gst/videoparsers/gsth265parse.h
View file

@ -93,7 +93,7 @@ struct _GstH265Parse
gboolean picture_start;
/* props */
guint interval;
gint interval;
gboolean sent_codec_tag;