mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-12-13 03:46:34 +00:00
e3c71c65fe
New base class for vdpau decoders * mpeg2 ported and activated * h264 ported but deactivated * Uses GstMpegVideo meta
427 lines
10 KiB
C
427 lines
10 KiB
C
/* GStreamer
|
|
*
|
|
* Copyright (C) 2009 Carl-Anton Ingmarsson <ca.ingmarsson@gmail.com>.
|
|
*
|
|
* This library is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU Library General Public
|
|
* License as published by the Free Software Foundation; either
|
|
* version 2 of the License, or (at your option) any later version.
|
|
*
|
|
* This library is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
* Library General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU Library General Public
|
|
* License along with this library; if not, write to the
|
|
* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
|
|
* Boston, MA 02110-1301, USA.
|
|
*/
|
|
|
|
#include "gsth264dpb.h"
|
|
#include "gstvdpvideomemory.h"
|
|
|
|
/* Properties */
|
|
enum
|
|
{
|
|
PROP_0,
|
|
PROP_NUM_REF_FRAMES,
|
|
PROP_MAX_LONGTERM_IDX
|
|
};
|
|
|
|
GST_DEBUG_CATEGORY_STATIC (h264dpb_debug);
|
|
#define GST_CAT_DEFAULT h264dpb_debug
|
|
|
|
#define DEBUG_INIT \
|
|
GST_DEBUG_CATEGORY_INIT (h264dpb_debug, "vdph264dpb", 0, \
|
|
"VDPAU H264 DPB");
|
|
|
|
G_DEFINE_TYPE_WITH_CODE (GstH264DPB, gst_h264_dpb, G_TYPE_OBJECT, DEBUG_INIT);
|
|
|
|
void
|
|
gst_h264_dpb_fill_reference_frames (GstH264DPB * dpb,
|
|
VdpReferenceFrameH264 reference_frames[16])
|
|
{
|
|
GstH264Frame **frames;
|
|
guint i;
|
|
|
|
frames = dpb->frames;
|
|
for (i = 0; i < dpb->n_frames; i++) {
|
|
GstH264Frame *frame = frames[i];
|
|
GstVdpVideoMemory *vmem =
|
|
(GstVdpVideoMemory *) gst_buffer_get_memory (frame->frame->
|
|
output_buffer, 0);
|
|
|
|
reference_frames[i].surface = vmem->surface;
|
|
|
|
reference_frames[i].is_long_term = frame->is_long_term;
|
|
reference_frames[i].top_is_reference = frame->is_reference;
|
|
reference_frames[i].bottom_is_reference = frame->is_reference;
|
|
reference_frames[i].field_order_cnt[0] = frame->poc;
|
|
reference_frames[i].field_order_cnt[1] = frame->poc;
|
|
reference_frames[i].frame_idx = frame->frame_idx;
|
|
}
|
|
|
|
for (i = dpb->n_frames; i < 16; i++) {
|
|
reference_frames[i].surface = VDP_INVALID_HANDLE;
|
|
reference_frames[i].is_long_term = FALSE;
|
|
reference_frames[i].top_is_reference = VDP_FALSE;
|
|
reference_frames[i].bottom_is_reference = VDP_FALSE;
|
|
reference_frames[i].field_order_cnt[0] = 0;
|
|
reference_frames[i].field_order_cnt[1] = 0;
|
|
reference_frames[i].frame_idx = 0;
|
|
}
|
|
}
|
|
|
|
static void
|
|
gst_h264_dpb_remove (GstH264DPB * dpb, guint idx)
|
|
{
|
|
GstH264Frame **frames;
|
|
guint i;
|
|
|
|
frames = dpb->frames;
|
|
gst_video_codec_frame_unref (frames[idx]->frame);
|
|
dpb->n_frames--;
|
|
|
|
for (i = idx; i < dpb->n_frames; i++)
|
|
frames[i] = frames[i + 1];
|
|
}
|
|
|
|
static GstFlowReturn
|
|
gst_h264_dpb_output (GstH264DPB * dpb, guint idx)
|
|
{
|
|
GstFlowReturn ret;
|
|
GstH264Frame *frame = dpb->frames[idx];
|
|
|
|
gst_video_codec_frame_ref (frame->frame);
|
|
ret = dpb->output (dpb, frame, dpb->user_data);
|
|
frame->output_needed = FALSE;
|
|
|
|
if (!frame->is_reference)
|
|
gst_h264_dpb_remove (dpb, idx);
|
|
|
|
return ret;
|
|
}
|
|
|
|
static gboolean
|
|
gst_h264_dpb_bump (GstH264DPB * dpb, guint poc, GstFlowReturn * ret)
|
|
{
|
|
GstH264Frame **frames;
|
|
guint i;
|
|
gint bump_idx;
|
|
|
|
frames = dpb->frames;
|
|
bump_idx = -1;
|
|
for (i = 0; i < dpb->n_frames; i++) {
|
|
if (frames[i]->output_needed) {
|
|
bump_idx = i;
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (bump_idx != -1) {
|
|
for (i = bump_idx + 1; i < dpb->n_frames; i++) {
|
|
if (frames[i]->output_needed && (frames[i]->poc < frames[bump_idx]->poc)) {
|
|
bump_idx = i;
|
|
}
|
|
}
|
|
|
|
if (frames[bump_idx]->poc < poc) {
|
|
*ret = gst_h264_dpb_output (dpb, bump_idx);
|
|
return TRUE;
|
|
}
|
|
}
|
|
|
|
return FALSE;
|
|
}
|
|
|
|
GstFlowReturn
|
|
gst_h264_dpb_add (GstH264DPB * dpb, GstH264Frame * h264_frame)
|
|
{
|
|
GstFlowReturn ret = GST_FLOW_OK;
|
|
|
|
GST_DEBUG ("add frame with poc: %d", h264_frame->poc);
|
|
|
|
if (h264_frame->is_reference && h264_frame->is_long_term &&
|
|
(h264_frame->frame_idx > dpb->max_longterm_frame_idx))
|
|
h264_frame->is_reference = FALSE;
|
|
|
|
if (h264_frame->is_reference) {
|
|
while (dpb->n_frames == dpb->max_frames) {
|
|
if (!gst_h264_dpb_bump (dpb, G_MAXUINT, &ret))
|
|
goto no_room;
|
|
}
|
|
GST_DEBUG ("Storing frame in slot %d", dpb->n_frames);
|
|
dpb->frames[dpb->n_frames++] = h264_frame;
|
|
} else {
|
|
while (gst_h264_dpb_bump (dpb, h264_frame->poc, &ret)) {
|
|
if (ret != GST_FLOW_OK)
|
|
return ret;
|
|
}
|
|
|
|
ret = dpb->output (dpb, h264_frame, dpb->user_data);
|
|
}
|
|
|
|
return ret;
|
|
|
|
/* ERRORS */
|
|
no_room:
|
|
{
|
|
GST_ERROR_OBJECT (dpb, "Couldn't make room in DPB");
|
|
return GST_FLOW_OK;
|
|
}
|
|
}
|
|
|
|
void
|
|
gst_h264_dpb_flush (GstH264DPB * dpb, gboolean output)
|
|
{
|
|
GstFlowReturn ret;
|
|
guint i;
|
|
|
|
GST_DEBUG ("flush");
|
|
|
|
if (output)
|
|
while (gst_h264_dpb_bump (dpb, G_MAXUINT, &ret));
|
|
|
|
for (i = 0; i < dpb->n_frames; i++)
|
|
gst_video_codec_frame_unref (dpb->frames[i]->frame);
|
|
|
|
dpb->n_frames = 0;
|
|
|
|
}
|
|
|
|
void
|
|
gst_h264_dpb_mark_sliding (GstH264DPB * dpb)
|
|
{
|
|
GstH264Frame **frames;
|
|
guint i;
|
|
gint mark_idx = -1;
|
|
|
|
if (dpb->n_frames != dpb->max_frames)
|
|
return;
|
|
|
|
frames = dpb->frames;
|
|
for (i = 0; i < dpb->n_frames; i++) {
|
|
if (frames[i]->is_reference && !frames[i]->is_long_term) {
|
|
mark_idx = i;
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (mark_idx != -1) {
|
|
for (i = mark_idx; i < dpb->n_frames; i++) {
|
|
if (frames[i]->is_reference && !frames[i]->is_long_term &&
|
|
frames[i]->frame_idx < frames[mark_idx]->frame_idx)
|
|
mark_idx = i;
|
|
}
|
|
|
|
frames[mark_idx]->is_reference = FALSE;
|
|
if (!frames[mark_idx]->output_needed)
|
|
gst_h264_dpb_remove (dpb, mark_idx);
|
|
}
|
|
}
|
|
|
|
void
|
|
gst_h264_dpb_mark_long_term (GstH264DPB * dpb, guint16 pic_num,
|
|
guint16 long_term_frame_idx)
|
|
{
|
|
GstH264Frame **frames;
|
|
guint i;
|
|
gint mark_idx = -1;
|
|
|
|
frames = dpb->frames;
|
|
for (i = 0; i < dpb->n_frames; i++) {
|
|
if (frames[i]->is_reference && !frames[i]->is_long_term &&
|
|
frames[i]->frame_idx == pic_num) {
|
|
mark_idx = i;
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (mark_idx != -1) {
|
|
frames[mark_idx]->is_long_term = TRUE;
|
|
frames[mark_idx]->frame_idx = long_term_frame_idx;
|
|
}
|
|
}
|
|
|
|
void
|
|
gst_h264_dpb_mark_short_term_unused (GstH264DPB * dpb, guint16 pic_num)
|
|
{
|
|
GstH264Frame **frames;
|
|
guint i;
|
|
gint mark_idx = -1;
|
|
|
|
frames = dpb->frames;
|
|
for (i = 0; i < dpb->n_frames; i++) {
|
|
if (frames[i]->is_reference && !frames[i]->is_long_term &&
|
|
frames[i]->frame_idx == pic_num) {
|
|
mark_idx = i;
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (mark_idx != -1) {
|
|
|
|
frames[mark_idx]->is_reference = FALSE;
|
|
if (!frames[mark_idx]->output_needed)
|
|
gst_h264_dpb_remove (dpb, mark_idx);
|
|
}
|
|
}
|
|
|
|
void
|
|
gst_h264_dpb_mark_long_term_unused (GstH264DPB * dpb, guint16 long_term_pic_num)
|
|
{
|
|
GstH264Frame **frames;
|
|
guint i;
|
|
gint mark_idx = -1;
|
|
|
|
frames = dpb->frames;
|
|
for (i = 0; i < dpb->n_frames; i++) {
|
|
if (frames[i]->is_reference && frames[i]->is_long_term &&
|
|
frames[i]->frame_idx == long_term_pic_num) {
|
|
mark_idx = i;
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (mark_idx != -1) {
|
|
|
|
frames[mark_idx]->is_reference = FALSE;
|
|
if (!frames[mark_idx]->output_needed)
|
|
gst_h264_dpb_remove (dpb, mark_idx);
|
|
}
|
|
}
|
|
|
|
void
|
|
gst_h264_dpb_mark_all_unused (GstH264DPB * dpb)
|
|
{
|
|
GstH264Frame **frames;
|
|
guint i;
|
|
|
|
frames = dpb->frames;
|
|
for (i = 0; i < dpb->n_frames; i++) {
|
|
frames[i]->is_reference = FALSE;
|
|
if (!frames[i]->output_needed) {
|
|
gst_h264_dpb_remove (dpb, i);
|
|
i--;
|
|
}
|
|
}
|
|
|
|
}
|
|
|
|
void
|
|
gst_h264_dpb_set_output_func (GstH264DPB * dpb, GstH264DPBOutputFunc func,
|
|
gpointer user_data)
|
|
{
|
|
g_return_if_fail (GST_IS_H264_DPB (dpb));
|
|
|
|
dpb->output = func;
|
|
dpb->user_data = user_data;
|
|
}
|
|
|
|
/* GObject vmethod implementations */
|
|
static void
|
|
gst_h264_dpb_get_property (GObject * object, guint property_id,
|
|
GValue * value, GParamSpec * pspec)
|
|
{
|
|
GstH264DPB *dpb = GST_H264_DPB (object);
|
|
|
|
switch (property_id) {
|
|
case PROP_NUM_REF_FRAMES:
|
|
g_value_set_uint (value, dpb->max_frames);
|
|
break;
|
|
case PROP_MAX_LONGTERM_IDX:
|
|
g_value_set_int (value, dpb->max_longterm_frame_idx);
|
|
break;
|
|
default:
|
|
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
|
|
break;
|
|
}
|
|
}
|
|
|
|
static void
|
|
gst_h264_dpb_set_property (GObject * object, guint property_id,
|
|
const GValue * value, GParamSpec * pspec)
|
|
{
|
|
GstH264DPB *dpb = GST_H264_DPB (object);
|
|
|
|
switch (property_id) {
|
|
case PROP_NUM_REF_FRAMES:
|
|
{
|
|
GstFlowReturn ret;
|
|
guint i;
|
|
|
|
dpb->max_frames = g_value_get_uint (value);
|
|
for (i = dpb->n_frames; i > dpb->max_frames; i--)
|
|
gst_h264_dpb_bump (dpb, G_MAXUINT, &ret);
|
|
|
|
break;
|
|
}
|
|
|
|
case PROP_MAX_LONGTERM_IDX:
|
|
{
|
|
GstH264Frame **frames;
|
|
guint i;
|
|
|
|
dpb->max_longterm_frame_idx = g_value_get_int (value);
|
|
|
|
frames = dpb->frames;
|
|
for (i = dpb->n_frames; i < dpb->n_frames; i++) {
|
|
if (frames[i]->is_reference && frames[i]->is_long_term &&
|
|
frames[i]->frame_idx > dpb->max_longterm_frame_idx) {
|
|
frames[i]->is_reference = FALSE;
|
|
if (!frames[i]->output_needed) {
|
|
gst_h264_dpb_remove (dpb, i);
|
|
i--;
|
|
}
|
|
}
|
|
}
|
|
break;
|
|
}
|
|
|
|
default:
|
|
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
|
|
break;
|
|
}
|
|
}
|
|
|
|
static void
|
|
gst_h264_dpb_finalize (GObject * object)
|
|
{
|
|
GstH264DPB *dpb = GST_H264_DPB (object);
|
|
guint i;
|
|
|
|
for (i = 0; i < dpb->n_frames; i++)
|
|
gst_video_codec_frame_unref (dpb->frames[i]->frame);
|
|
|
|
G_OBJECT_CLASS (gst_h264_dpb_parent_class)->finalize (object);
|
|
}
|
|
|
|
static void
|
|
gst_h264_dpb_init (GstH264DPB * dpb)
|
|
{
|
|
dpb->n_frames = 0;
|
|
dpb->max_longterm_frame_idx = -1;
|
|
dpb->max_frames = MAX_DPB_SIZE;
|
|
}
|
|
|
|
static void
|
|
gst_h264_dpb_class_init (GstH264DPBClass * klass)
|
|
{
|
|
GObjectClass *object_class = G_OBJECT_CLASS (klass);
|
|
|
|
object_class->finalize = gst_h264_dpb_finalize;
|
|
object_class->set_property = gst_h264_dpb_set_property;
|
|
object_class->get_property = gst_h264_dpb_get_property;
|
|
|
|
g_object_class_install_property (object_class, PROP_NUM_REF_FRAMES,
|
|
g_param_spec_uint ("num-ref-frames", "Num Ref Frames",
|
|
"How many reference frames the DPB should hold ",
|
|
0, 16, 16, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
|
|
|
|
g_object_class_install_property (object_class, PROP_MAX_LONGTERM_IDX,
|
|
g_param_spec_int ("max-longterm-frame-idx", "MaxLongTermFrameIDX",
|
|
"Maximum long-term frame index",
|
|
-1, G_MAXINT, -1, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
|
|
|
|
}
|