vpdaumpegdec: remove useless GstVdpDecoder baseclass

This commit is contained in:
Carl-Anton Ingmarsson 2009-06-04 19:17:14 +02:00 committed by Jan Schmidt
parent 127765d19c
commit 27606d4e10
5 changed files with 127 additions and 353 deletions

View file

@ -2,7 +2,6 @@ plugin_LTLIBRARIES = libgstvdpau.la
libgstvdpau_la_SOURCES = \
gstvdpdevice.c \
gstvdpdecoder.c \
gstvdpmpegdecoder.c \
mpegutil.c \
gstvdpvideoyuv.c \
@ -18,7 +17,6 @@ libgstvdpau_la_LIBTOOLFLAGS = --tag=disable-static
noinst_HEADERS = \
gstvdpdevice.h \
gstvdpdecoder.h \
gstvdpmpegdecoder.h \
mpegutil.h \
gstvdpvideoyuv.h \

View file

@ -1,229 +0,0 @@
/*
* 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., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <gst/gst.h>
#include <gst/video/video.h>
#include "gstvdpdecoder.h"
GST_DEBUG_CATEGORY_STATIC (gst_vdp_decoder_debug);
#define GST_CAT_DEFAULT gst_vdp_decoder_debug
/* Filter signals and args */
enum
{
/* FILL ME */
LAST_SIGNAL
};
enum
{
PROP_0,
PROP_DISPLAY
};
static GstStaticPadTemplate src_template = GST_STATIC_PAD_TEMPLATE ("src",
GST_PAD_SRC,
GST_PAD_ALWAYS,
GST_STATIC_CAPS ("video/x-vdpau-video, " "chroma-type = (int) 0"));
#define DEBUG_INIT(bla) \
GST_DEBUG_CATEGORY_INIT (gst_vdp_decoder_debug, "vdpaudecoder", 0, "vdpaudecoder base class");
GST_BOILERPLATE_FULL (GstVdpDecoder, gst_vdp_decoder, GstElement,
GST_TYPE_ELEMENT, DEBUG_INIT);
static void gst_vdp_decoder_finalize (GObject * object);
static void gst_vdp_decoder_set_property (GObject * object, guint prop_id,
const GValue * value, GParamSpec * pspec);
static void gst_vdp_decoder_get_property (GObject * object, guint prop_id,
GValue * value, GParamSpec * pspec);
GstFlowReturn
gst_vdp_decoder_push_video_buffer (GstVdpDecoder * dec,
GstVdpVideoBuffer * buffer)
{
if (GST_BUFFER_TIMESTAMP (buffer) == GST_CLOCK_TIME_NONE) {
GST_BUFFER_TIMESTAMP (buffer) = dec->time +
gst_util_uint64_scale_int (GST_SECOND,
dec->framerate_denominator, dec->framerate_numerator);
}
gst_buffer_set_caps (GST_BUFFER (buffer), GST_PAD_CAPS (dec->src));
GST_DEBUG_OBJECT (dec, "Pushing buffer with timestamp: %" GST_TIME_FORMAT,
GST_TIME_ARGS (GST_BUFFER_TIMESTAMP (buffer)));
dec->time = GST_BUFFER_TIMESTAMP (buffer);
return gst_pad_push (dec->src, GST_BUFFER (buffer));
}
static gboolean
gst_vdp_decoder_sink_set_caps (GstPad * pad, GstCaps * caps)
{
GstVdpDecoder *dec = GST_VDP_DECODER (GST_OBJECT_PARENT (pad));
GstVdpDecoderClass *dec_class = GST_VDP_DECODER_GET_CLASS (dec);
GstCaps *src_caps, *new_caps;
GstStructure *structure;
gint width, height;
gint framerate_numerator, framerate_denominator;
gint par_numerator, par_denominator;
gboolean res;
structure = gst_caps_get_structure (caps, 0);
gst_structure_get_int (structure, "width", &width);
gst_structure_get_int (structure, "height", &height);
gst_structure_get_fraction (structure, "framerate",
&framerate_numerator, &framerate_denominator);
gst_structure_get_fraction (structure, "pixel-aspect-ratio",
&par_numerator, &par_denominator);
src_caps = gst_pad_get_allowed_caps (dec->src);
if (G_UNLIKELY (!src_caps))
return FALSE;
new_caps = gst_caps_copy_nth (src_caps, 0);
gst_caps_unref (src_caps);
structure = gst_caps_get_structure (new_caps, 0);
gst_structure_set (structure,
"device", G_TYPE_OBJECT, dec->device,
"chroma-type", G_TYPE_INT, VDP_CHROMA_TYPE_420,
"width", G_TYPE_INT, width,
"height", G_TYPE_INT, height,
"framerate", GST_TYPE_FRACTION, framerate_numerator,
framerate_denominator,
"pixel-aspect-ratio", GST_TYPE_FRACTION, par_numerator,
par_denominator, NULL);
gst_pad_fixate_caps (dec->src, new_caps);
res = gst_pad_set_caps (dec->src, new_caps);
gst_caps_unref (new_caps);
if (G_UNLIKELY (!res))
return FALSE;
dec->width = width;
dec->height = height;
dec->framerate_numerator = framerate_numerator;
dec->framerate_denominator = framerate_denominator;
if (dec_class->set_caps && !dec_class->set_caps (dec, caps))
return FALSE;
return TRUE;
}
/* GObject vmethod implementations */
static void
gst_vdp_decoder_base_init (gpointer klass)
{
GstElementClass *element_class = GST_ELEMENT_CLASS (klass);
gst_element_class_add_pad_template (element_class,
gst_static_pad_template_get (&src_template));
}
/* initialize the vdpaudecoder's class */
static void
gst_vdp_decoder_class_init (GstVdpDecoderClass * klass)
{
GObjectClass *gobject_class;
GstElementClass *gstelement_class;
gobject_class = (GObjectClass *) klass;
gstelement_class = (GstElementClass *) klass;
gobject_class->finalize = gst_vdp_decoder_finalize;
gobject_class->set_property = gst_vdp_decoder_set_property;
gobject_class->get_property = gst_vdp_decoder_get_property;
g_object_class_install_property (gobject_class, PROP_DISPLAY,
g_param_spec_string ("display", "Display", "X Display name",
NULL, G_PARAM_READWRITE | G_PARAM_CONSTRUCT));
}
static void
gst_vdp_decoder_init (GstVdpDecoder * dec, GstVdpDecoderClass * klass)
{
dec->display_name = NULL;
dec->device = NULL;
dec->height = 0;
dec->width = 0;
dec->framerate_numerator = 0;
dec->framerate_denominator = 0;
dec->time = 0;
dec->src = gst_pad_new_from_static_template (&src_template, "src");
gst_element_add_pad (GST_ELEMENT (dec), dec->src);
dec->sink = gst_pad_new_from_template (gst_element_class_get_pad_template
(GST_ELEMENT_CLASS (klass), "sink"), "sink");
gst_pad_set_setcaps_function (dec->sink, gst_vdp_decoder_sink_set_caps);
gst_element_add_pad (GST_ELEMENT (dec), dec->sink);
}
static void
gst_vdp_decoder_finalize (GObject * object)
{
GstVdpDecoder *dec = (GstVdpDecoder *) object;
g_free (dec->display_name);
}
static void
gst_vdp_decoder_set_property (GObject * object, guint prop_id,
const GValue * value, GParamSpec * pspec)
{
GstVdpDecoder *dec = GST_VDP_DECODER (object);
switch (prop_id) {
case PROP_DISPLAY:
g_free (dec->display_name);
dec->display_name = g_value_dup_string (value);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
static void
gst_vdp_decoder_get_property (GObject * object, guint prop_id,
GValue * value, GParamSpec * pspec)
{
GstVdpDecoder *dec = GST_VDP_DECODER (object);
switch (prop_id) {
case PROP_DISPLAY:
g_value_set_string (value, dec->display_name);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}

View file

@ -1,72 +0,0 @@
/*
* 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., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#ifndef __GST_VDP_DECODER_H__
#define __GST_VDP_DECODER_H__
#include <gst/gst.h>
#include "gstvdpdevice.h"
#include "gstvdpvideobuffer.h"
G_BEGIN_DECLS
#define GST_TYPE_VDP_DECODER (gst_vdp_decoder_get_type())
#define GST_VDP_DECODER(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_VDP_DECODER,GstVdpDecoder))
#define GST_VDP_DECODER_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_VDP_DECODER,GstVdpDecoderClass))
#define GST_VDP_DECODER_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GST_TYPE_VDP_DECODER, GstVdpDecoderClass))
#define GST_IS_VDPAU_DECODER(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_VDP_DECODER))
#define GST_IS_VDPAU_DECODER_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_VDP_DECODER))
typedef struct _GstVdpDecoder GstVdpDecoder;
typedef struct _GstVdpDecoderClass GstVdpDecoderClass;
typedef struct _VdpauFunctions VdpauFunctions;
struct _GstVdpDecoder {
GstElement element;
gchar *display_name;
GstVdpDevice *device;
GstPad *src;
GstPad *sink;
gint width, height;
gint framerate_numerator, framerate_denominator;
guint32 format;
GstClockTime time;
};
struct _GstVdpDecoderClass {
GstElementClass parent_class;
gboolean (*set_caps) (GstVdpDecoder *dec, GstCaps *caps);
};
GType gst_vdp_decoder_get_type (void);
gboolean gst_vdp_decoder_push_video_buffer (GstVdpDecoder * dec,
GstVdpVideoBuffer *buffer);
VdpVideoSurface gst_vdp_decoder_create_video_surface (GstVdpDecoder *dec);
G_END_DECLS
#endif /* __GST_VDP_DECODER_H__ */

View file

@ -55,25 +55,31 @@ enum
enum
{
PROP_0
PROP_0,
PROP_DISPLAY
};
/* the capabilities of the inputs and outputs.
*
* describe the real formats here.
*/
static GstStaticPadTemplate sink_factory = GST_STATIC_PAD_TEMPLATE ("sink",
static GstStaticPadTemplate sink_template = GST_STATIC_PAD_TEMPLATE ("sink",
GST_PAD_SINK,
GST_PAD_ALWAYS,
GST_STATIC_CAPS ("video/mpeg, mpegversion = (int) [ 1, 2 ], "
"systemstream = (boolean) false, parsed = (boolean) true")
);
static GstStaticPadTemplate src_template = GST_STATIC_PAD_TEMPLATE ("src",
GST_PAD_SRC,
GST_PAD_ALWAYS,
GST_STATIC_CAPS ("video/x-vdpau-video, " "chroma-type = (int) 0")
);
#define DEBUG_INIT(bla) \
GST_DEBUG_CATEGORY_INIT (gst_vdp_mpeg_decoder_debug, "vdpaumpegdec", 0, "VDPAU powered mpeg decoder");
GST_BOILERPLATE_FULL (GstVdpMpegDecoder, gst_vdp_mpeg_decoder,
GstVdpDecoder, GST_TYPE_VDP_DECODER, DEBUG_INIT);
GstElement, GST_TYPE_ELEMENT, DEBUG_INIT);
static void gst_vdp_mpeg_decoder_init_info (VdpPictureInfoMPEG1Or2 * vdp_info);
static void gst_vdp_mpeg_decoder_finalize (GObject * object);
@ -153,18 +159,54 @@ gst_vdp_mpeg_packetizer_init (GstVdpMpegPacketizer * packetizer,
}
static gboolean
gst_vdp_mpeg_decoder_set_caps (GstVdpDecoder * dec, GstCaps * caps)
gst_vdp_mpeg_decoder_set_caps (GstPad * pad, GstCaps * caps)
{
GstVdpMpegDecoder *mpeg_dec;
GstVdpMpegDecoder *mpeg_dec = GST_VDP_MPEG_DECODER (GST_OBJECT_PARENT (pad));
GstStructure *structure;
gint width, height;
gint fps_n, fps_d;
gint par_n, par_d;
gboolean interlaced;
GstCaps *src_caps;
gboolean res;
const GValue *value;
VdpDecoderProfile profile;
GstVdpDevice *device;
VdpStatus status;
mpeg_dec = GST_VDP_MPEG_DECODER (dec);
structure = gst_caps_get_structure (caps, 0);
/* create src_pad caps */
gst_structure_get_int (structure, "width", &width);
gst_structure_get_int (structure, "height", &height);
gst_structure_get_fraction (structure, "framerate", &fps_d, &fps_d);
gst_structure_get_fraction (structure, "pixel-aspect-ratio", &par_n, &par_d);
gst_structure_get_boolean (structure, "interlaced", &interlaced);
src_caps = gst_caps_new_simple ("video/x-vdpau-video",
"device", G_TYPE_OBJECT, mpeg_dec->device,
"chroma_type", G_TYPE_INT, VDP_CHROMA_TYPE_420,
"width", G_TYPE_INT, width,
"height", G_TYPE_INT, height,
"framerate", GST_TYPE_FRACTION, fps_n, fps_d,
"pixel-aspect-ratio", GST_TYPE_FRACTION, par_n, par_d,
"interlaced", G_TYPE_BOOLEAN, interlaced, NULL);
res = gst_pad_set_caps (mpeg_dec->src, src_caps);
gst_caps_unref (src_caps);
if (!res)
return FALSE;
mpeg_dec->width = width;
mpeg_dec->height = height;
mpeg_dec->fps_n = fps_n;
mpeg_dec->fps_d = fps_d;
mpeg_dec->interlaced = interlaced;
/* parse caps to setup decoder */
gst_structure_get_int (structure, "mpegversion", &mpeg_dec->version);
if (mpeg_dec->version == 1)
profile = VDP_DECODER_PROFILE_MPEG1;
@ -208,15 +250,15 @@ gst_vdp_mpeg_decoder_set_caps (GstVdpDecoder * dec, GstCaps * caps)
}
}
device = dec->device;
device = mpeg_dec->device;
if (mpeg_dec->decoder != VDP_INVALID_HANDLE) {
device->vdp_decoder_destroy (mpeg_dec->decoder);
mpeg_dec->decoder = VDP_INVALID_HANDLE;
}
status = device->vdp_decoder_create (device->device, profile, dec->width,
dec->height, 2, &mpeg_dec->decoder);
status = device->vdp_decoder_create (device->device, profile, mpeg_dec->width,
mpeg_dec->height, 2, &mpeg_dec->decoder);
if (status != VDP_STATUS_OK) {
GST_ELEMENT_ERROR (mpeg_dec, RESOURCE, READ,
("Could not create vdpau decoder"),
@ -227,11 +269,29 @@ gst_vdp_mpeg_decoder_set_caps (GstVdpDecoder * dec, GstCaps * caps)
return TRUE;
}
GstFlowReturn
gst_vdp_mpeg_decoder_push_video_buffer (GstVdpMpegDecoder * mpeg_dec,
GstVdpVideoBuffer * buffer)
{
if (GST_BUFFER_TIMESTAMP (buffer) == GST_CLOCK_TIME_NONE) {
GST_BUFFER_TIMESTAMP (buffer) = mpeg_dec->time +
gst_util_uint64_scale_int (GST_SECOND,
mpeg_dec->fps_d, mpeg_dec->fps_n);
}
gst_buffer_set_caps (GST_BUFFER (buffer), GST_PAD_CAPS (mpeg_dec->src));
GST_DEBUG_OBJECT (mpeg_dec,
"Pushing buffer with timestamp: %" GST_TIME_FORMAT,
GST_TIME_ARGS (GST_BUFFER_TIMESTAMP (buffer)));
mpeg_dec->time = GST_BUFFER_TIMESTAMP (buffer);
return gst_pad_push (mpeg_dec->src, GST_BUFFER (buffer));
}
static GstFlowReturn
gst_vdp_mpeg_decoder_decode (GstVdpMpegDecoder * mpeg_dec,
GstClockTime timestamp)
{
GstVdpDecoder *dec;
VdpPictureInfoMPEG1Or2 *info;
GstBuffer *buffer;
GstVdpVideoBuffer *outbuf;
@ -240,7 +300,6 @@ gst_vdp_mpeg_decoder_decode (GstVdpMpegDecoder * mpeg_dec,
VdpBitstreamBuffer vbit[1];
VdpStatus status;
dec = GST_VDP_DECODER (mpeg_dec);
info = &mpeg_dec->vdp_info;
buffer = gst_adapter_take_buffer (mpeg_dec->adapter,
@ -249,7 +308,7 @@ gst_vdp_mpeg_decoder_decode (GstVdpMpegDecoder * mpeg_dec,
if (info->picture_coding_type != B_FRAME) {
if (info->backward_reference != VDP_INVALID_HANDLE) {
gst_buffer_ref (mpeg_dec->b_buffer);
gst_vdp_decoder_push_video_buffer (dec,
gst_vdp_mpeg_decoder_push_video_buffer (mpeg_dec,
GST_VDP_VIDEO_BUFFER (mpeg_dec->b_buffer));
}
@ -264,8 +323,8 @@ gst_vdp_mpeg_decoder_decode (GstVdpMpegDecoder * mpeg_dec,
info->backward_reference = VDP_INVALID_HANDLE;
}
outbuf = gst_vdp_video_buffer_new (dec->device, VDP_CHROMA_TYPE_420,
dec->width, dec->height);
outbuf = gst_vdp_video_buffer_new (mpeg_dec->device, VDP_CHROMA_TYPE_420,
mpeg_dec->width, mpeg_dec->height);
GST_BUFFER_TIMESTAMP (outbuf) = timestamp;
if (info->forward_reference != VDP_INVALID_HANDLE &&
@ -279,7 +338,7 @@ gst_vdp_mpeg_decoder_decode (GstVdpMpegDecoder * mpeg_dec,
surface = outbuf->surface;
device = dec->device;
device = mpeg_dec->device;
vbit[0].struct_version = VDP_BITSTREAM_BUFFER_VERSION;
vbit[0].bitstream = GST_BUFFER_DATA (buffer);
@ -302,7 +361,8 @@ gst_vdp_mpeg_decoder_decode (GstVdpMpegDecoder * mpeg_dec,
}
if (info->picture_coding_type == B_FRAME) {
gst_vdp_decoder_push_video_buffer (dec, GST_VDP_VIDEO_BUFFER (outbuf));
gst_vdp_mpeg_decoder_push_video_buffer (mpeg_dec,
GST_VDP_VIDEO_BUFFER (outbuf));
} else {
info->backward_reference = surface;
mpeg_dec->b_buffer = GST_BUFFER (outbuf);
@ -315,11 +375,9 @@ static gboolean
gst_vdp_mpeg_decoder_parse_picture_coding (GstVdpMpegDecoder * mpeg_dec,
GstBuffer * buffer)
{
GstVdpDecoder *dec;
MPEGPictureExt pic_ext;
VdpPictureInfoMPEG1Or2 *info;
dec = GST_VDP_DECODER (mpeg_dec);
info = &mpeg_dec->vdp_info;
if (!mpeg_util_parse_picture_coding_extension (&pic_ext, buffer))
@ -343,11 +401,8 @@ static gboolean
gst_vdp_mpeg_decoder_parse_sequence (GstVdpMpegDecoder * mpeg_dec,
GstBuffer * buffer)
{
GstVdpDecoder *dec;
MPEGSeqHdr hdr;
dec = GST_VDP_DECODER (mpeg_dec);
if (!mpeg_util_parse_sequence_hdr (&hdr, buffer))
return FALSE;
@ -364,11 +419,8 @@ static gboolean
gst_vdp_mpeg_decoder_parse_picture (GstVdpMpegDecoder * mpeg_dec,
GstBuffer * buffer)
{
GstVdpDecoder *dec;
MPEGPictureHdr pic_hdr;
dec = GST_VDP_DECODER (mpeg_dec);
if (!mpeg_util_parse_picture_hdr (&pic_hdr, buffer))
return FALSE;
@ -532,20 +584,16 @@ gst_vdp_mpeg_decoder_chain (GstPad * pad, GstBuffer * buffer)
static gboolean
gst_vdp_mpeg_decoder_sink_event (GstPad * pad, GstEvent * event)
{
GstVdpMpegDecoder *mpeg_dec;
GstVdpDecoder *dec;
GstVdpMpegDecoder *mpeg_dec = GST_VDP_MPEG_DECODER (GST_OBJECT_PARENT (pad));
gboolean res;
mpeg_dec = GST_VDP_MPEG_DECODER (GST_OBJECT_PARENT (pad));
dec = GST_VDP_DECODER (mpeg_dec);
switch (GST_EVENT_TYPE (event)) {
case GST_EVENT_FLUSH_STOP:
{
GST_DEBUG_OBJECT (mpeg_dec, "flush stop");
gst_vdp_mpeg_decoder_reset (mpeg_dec);
res = gst_pad_push_event (dec->src, event);
res = gst_pad_push_event (mpeg_dec->src, event);
break;
}
@ -561,15 +609,13 @@ gst_vdp_mpeg_decoder_change_state (GstElement * element,
GstStateChange transition)
{
GstVdpMpegDecoder *mpeg_dec;
GstVdpDecoder *dec;
GstStateChangeReturn ret;
mpeg_dec = GST_VDP_MPEG_DECODER (element);
dec = GST_VDP_DECODER (mpeg_dec);
switch (transition) {
case GST_STATE_CHANGE_READY_TO_PAUSED:
dec->device = gst_vdp_get_device (dec->display_name);
mpeg_dec->device = gst_vdp_get_device (mpeg_dec->display_name);
break;
default:
break;
@ -581,11 +627,11 @@ gst_vdp_mpeg_decoder_change_state (GstElement * element,
case GST_STATE_CHANGE_PAUSED_TO_READY:
gst_vdp_mpeg_decoder_reset (mpeg_dec);
dec->device->vdp_decoder_destroy (mpeg_dec->decoder);
mpeg_dec->device->vdp_decoder_destroy (mpeg_dec->decoder);
mpeg_dec->decoder = VDP_INVALID_HANDLE;
g_object_unref (dec->device);
dec->device = NULL;
g_object_unref (mpeg_dec->device);
mpeg_dec->device = NULL;
break;
default:
break;
@ -608,7 +654,9 @@ gst_vdp_mpeg_decoder_base_init (gpointer gclass)
"Carl-Anton Ingmarsson <ca.ingmarsson@gmail.com>");
gst_element_class_add_pad_template (element_class,
gst_static_pad_template_get (&sink_factory));
gst_static_pad_template_get (&sink_template));
gst_element_class_add_pad_template (element_class,
gst_static_pad_template_get (&src_template));
}
/* initialize the vdpaumpegdecoder's class */
@ -617,19 +665,19 @@ gst_vdp_mpeg_decoder_class_init (GstVdpMpegDecoderClass * klass)
{
GObjectClass *gobject_class;
GstElementClass *gstelement_class;
GstVdpDecoderClass *vdpaudec_class;
gobject_class = (GObjectClass *) klass;
gstelement_class = (GstElementClass *) klass;
vdpaudec_class = (GstVdpDecoderClass *) klass;
gobject_class->finalize = gst_vdp_mpeg_decoder_finalize;
gobject_class->set_property = gst_vdp_mpeg_decoder_set_property;
gobject_class->get_property = gst_vdp_mpeg_decoder_get_property;
vdpaudec_class->set_caps = gst_vdp_mpeg_decoder_set_caps;
gstelement_class->change_state = gst_vdp_mpeg_decoder_change_state;
g_object_class_install_property (gobject_class, PROP_DISPLAY,
g_param_spec_string ("display", "Display", "X Display name",
NULL, G_PARAM_READWRITE | G_PARAM_CONSTRUCT));
}
static void
@ -653,19 +701,25 @@ static void
gst_vdp_mpeg_decoder_init (GstVdpMpegDecoder * mpeg_dec,
GstVdpMpegDecoderClass * gclass)
{
GstVdpDecoder *dec;
mpeg_dec->src = gst_pad_new_from_static_template (&src_template, "src");
gst_element_add_pad (GST_ELEMENT (mpeg_dec), mpeg_dec->src);
dec = GST_VDP_DECODER (mpeg_dec);
mpeg_dec->sink = gst_pad_new_from_static_template (&sink_template, "sink");
gst_pad_set_setcaps_function (mpeg_dec->sink, gst_vdp_mpeg_decoder_set_caps);
gst_pad_set_chain_function (mpeg_dec->sink, gst_vdp_mpeg_decoder_chain);
gst_pad_set_event_function (mpeg_dec->sink, gst_vdp_mpeg_decoder_sink_event);
gst_element_add_pad (GST_ELEMENT (mpeg_dec), mpeg_dec->sink);
mpeg_dec->display_name = NULL;
mpeg_dec->device = NULL;
mpeg_dec->decoder = VDP_INVALID_HANDLE;
gst_vdp_mpeg_decoder_init_info (&mpeg_dec->vdp_info);
mpeg_dec->broken_gop = FALSE;
mpeg_dec->time = 0;
mpeg_dec->adapter = gst_adapter_new ();
gst_pad_set_chain_function (dec->sink, gst_vdp_mpeg_decoder_chain);
gst_pad_set_event_function (dec->sink, gst_vdp_mpeg_decoder_sink_event);
}
static void
@ -680,7 +734,13 @@ static void
gst_vdp_mpeg_decoder_set_property (GObject * object, guint prop_id,
const GValue * value, GParamSpec * pspec)
{
GstVdpMpegDecoder *mpeg_dec = GST_VDP_MPEG_DECODER (object);
switch (prop_id) {
case PROP_DISPLAY:
g_free (mpeg_dec->display_name);
mpeg_dec->display_name = g_value_dup_string (value);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
@ -691,7 +751,12 @@ static void
gst_vdp_mpeg_decoder_get_property (GObject * object, guint prop_id,
GValue * value, GParamSpec * pspec)
{
GstVdpMpegDecoder *mpeg_dec = GST_VDP_MPEG_DECODER (object);
switch (prop_id) {
case PROP_DISPLAY:
g_value_set_string (value, mpeg_dec->display_name);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;

View file

@ -24,7 +24,8 @@
#include <gst/gst.h>
#include <gst/base/gstadapter.h>
#include "gstvdpdecoder.h"
#include "gstvdpdevice.h"
#include "gstvdpvideobuffer.h"
G_BEGIN_DECLS
@ -39,8 +40,18 @@ typedef struct _GstVdpMpegDecoderClass GstVdpMpegDecoderClass;
struct _GstVdpMpegDecoder
{
GstVdpDecoder dec;
GstElement element;
gchar *display_name;
GstVdpDevice *device;
GstPad *src;
GstPad *sink;
gint width, height;
gint fps_n, fps_d;
gboolean interlaced;
gint version;
VdpDecoder decoder;
@ -49,13 +60,14 @@ struct _GstVdpMpegDecoder
GstBuffer *b_buffer;
gboolean broken_gop;
GstClockTime time;
GstAdapter *adapter;
};
struct _GstVdpMpegDecoderClass
{
GstVdpDecoderClass parent_class;
GstElementClass element_class;
};
GType gst_vdp_mpeg_decoder_get_type (void);