Commit 6104e248 authored by Mark Nauwelaerts's avatar Mark Nauwelaerts Committed by Jan Schmidt
Browse files

[MOVED FROM BAD] configure.ac: Enable cdaudio and y4m.

Original commit message from CVS:
Patch by: Mark Nauwelaerts <manauw at skynet be>
* configure.ac:
Enable cdaudio and y4m.
* gst/y4m/Makefile.am:
* gst/y4m/gsty4mencode.c: (gst_y4m_encode_base_init),
(gst_y4m_encode_class_init), (gst_y4m_encode_init),
(gst_y4m_encode_reset), (gst_y4m_encode_setcaps),
(gst_y4m_encode_get_stream_header),
(gst_y4m_encode_get_frame_header), (gst_y4m_encode_chain),
(gst_y4m_encode_set_property), (gst_y4m_encode_get_property),
(gst_y4m_encode_change_state), (plugin_init):
* gst/y4m/gsty4mencode.h:
Port of y4mencode to 0.10.
parent 2123ca78
......@@ -2,8 +2,8 @@
plugin_LTLIBRARIES = libgsty4menc.la
libgsty4menc_la_SOURCES = gsty4mencode.c
libgsty4menc_la_CFLAGS = $(GST_CFLAGS)
libgsty4menc_la_LIBADD =
libgsty4menc_la_CFLAGS = $(GST_CFLAGS) $(GST_PLUGINS_BASE_CFLAGS)
libgsty4menc_la_LIBADD = $(GST_LIBS)
libgsty4menc_la_LDFLAGS = $(GST_PLUGIN_LDFLAGS)
noinst_HEADERS = gsty4mencode.h
/* GStreamer
* Copyright (C) <1999> Erik Walthinsen <omega@cse.ogi.edu>
* Copyright (C) <2006> Mark Nauwelaerts <mnauw@skynet.be>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
......@@ -17,11 +18,12 @@
* Boston, MA 02111-1307, USA.
*/
/* see mjpegtools/yuv4mpeg.h for yuv4mpeg format */
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <string.h>
#include <math.h>
#include <gst/gst.h>
#include <gst/video/video.h>
#include "gsty4mencode.h"
......@@ -49,61 +51,34 @@ static GstStaticPadTemplate y4mencode_src_factory =
GST_STATIC_PAD_TEMPLATE ("src",
GST_PAD_SRC,
GST_PAD_ALWAYS,
GST_STATIC_CAPS ("application/x-yuv4mpeg, " "y4mversion = (int) 1")
GST_STATIC_CAPS ("application/x-yuv4mpeg, " "y4mversion = (int) 2")
);
static GstStaticPadTemplate y4mencode_sink_factory =
GST_STATIC_PAD_TEMPLATE ("sink",
GST_PAD_SINK,
GST_PAD_ALWAYS,
GST_STATIC_CAPS (GST_VIDEO_CAPS_YUV ("I420"))
GST_STATIC_CAPS (GST_VIDEO_CAPS_YUV ("{ IYUV, I420 }"))
);
static void gst_y4mencode_base_init (gpointer g_class);
static void gst_y4mencode_class_init (GstY4mEncodeClass * klass);
static void gst_y4mencode_init (GstY4mEncode * filter);
static void gst_y4mencode_set_property (GObject * object,
static void gst_y4m_encode_set_property (GObject * object,
guint prop_id, const GValue * value, GParamSpec * pspec);
static void gst_y4mencode_get_property (GObject * object,
static void gst_y4m_encode_get_property (GObject * object,
guint prop_id, GValue * value, GParamSpec * pspec);
static void gst_y4mencode_chain (GstPad * pad, GstData * _data);
static GstStateChangeReturn gst_y4mencode_change_state (GstElement * element,
GstStateChange transition);
static GstElementClass *parent_class = NULL;
static void gst_y4m_encode_reset (GstY4mEncode * filter);
/*static guint gst_filter_signals[LAST_SIGNAL] = { 0 }; */
static gboolean gst_y4m_encode_setcaps (GstPad * pad, GstCaps * vscaps);
static GstFlowReturn gst_y4m_encode_chain (GstPad * pad, GstBuffer * buf);
static GstStateChangeReturn gst_y4m_encode_change_state (GstElement * element,
GstStateChange transition);
GType
gst_y4mencode_get_type (void)
{
static GType y4mencode_type = 0;
if (!y4mencode_type) {
static const GTypeInfo y4mencode_info = {
sizeof (GstY4mEncodeClass),
gst_y4mencode_base_init,
NULL,
(GClassInitFunc) gst_y4mencode_class_init,
NULL,
NULL,
sizeof (GstY4mEncode),
0,
(GInstanceInitFunc) gst_y4mencode_init,
};
y4mencode_type = g_type_register_static (GST_TYPE_ELEMENT,
"GstY4mEncode", &y4mencode_info, 0);
}
return y4mencode_type;
}
GST_BOILERPLATE (GstY4mEncode, gst_y4m_encode, GstElement, GST_TYPE_ELEMENT);
static void
gst_y4mencode_base_init (gpointer g_class)
gst_y4m_encode_base_init (gpointer g_class)
{
GstElementClass *element_class = GST_ELEMENT_CLASS (g_class);
......@@ -113,8 +88,9 @@ gst_y4mencode_base_init (gpointer g_class)
gst_static_pad_template_get (&y4mencode_sink_factory));
gst_element_class_set_details (element_class, &y4mencode_details);
}
static void
gst_y4mencode_class_init (GstY4mEncodeClass * klass)
gst_y4m_encode_class_init (GstY4mEncodeClass * klass)
{
GObjectClass *gobject_class;
GstElementClass *gstelement_class;
......@@ -122,120 +98,153 @@ gst_y4mencode_class_init (GstY4mEncodeClass * klass)
gobject_class = (GObjectClass *) klass;
gstelement_class = (GstElementClass *) klass;
parent_class = g_type_class_peek_parent (klass);
gstelement_class->change_state =
GST_DEBUG_FUNCPTR (gst_y4m_encode_change_state);
gstelement_class->change_state = gst_y4mencode_change_state;
gobject_class->set_property = gst_y4mencode_set_property;
gobject_class->get_property = gst_y4mencode_get_property;
}
static GstPadLinkReturn
gst_y4mencode_sinkconnect (GstPad * pad, const GstCaps * caps)
{
GstY4mEncode *filter;
gint idx = -1, i;
gdouble fps;
gdouble framerates[] = {
00.000,
24000 / 1001., 24.000, /* 24fps movie */
25.000, /* PAL */
30000 / 1001., 30.000, /* NTSC */
50.000,
60000 / 1001., 60.000
};
GstStructure *structure;
filter = GST_Y4MENCODE (gst_pad_get_parent (pad));
structure = gst_caps_get_structure (caps, 0);
if (!gst_structure_get_int (structure, "width", &filter->width) ||
!gst_structure_get_int (structure, "height", &filter->height) ||
!gst_structure_get_double (structure, "framerate", &fps))
return GST_PAD_LINK_REFUSED;
/* find fps idx */
idx = 0;
for (i = 1; i < 9; i++) {
gdouble old_diff = fabs (framerates[idx] - fps),
new_diff = fabs (framerates[i] - fps);
if (new_diff < old_diff) {
idx = i;
}
}
filter->fps_idx = idx;
return GST_PAD_LINK_OK;
gobject_class->set_property = gst_y4m_encode_set_property;
gobject_class->get_property = gst_y4m_encode_get_property;
}
static void
gst_y4mencode_init (GstY4mEncode * filter)
gst_y4m_encode_init (GstY4mEncode * filter, GstY4mEncodeClass * klass)
{
filter->sinkpad =
gst_pad_new_from_template (gst_static_pad_template_get
(&y4mencode_sink_factory), "sink");
gst_element_add_pad (GST_ELEMENT (filter), filter->sinkpad);
gst_pad_set_chain_function (filter->sinkpad, gst_y4mencode_chain);
gst_pad_set_link_function (filter->sinkpad, gst_y4mencode_sinkconnect);
gst_pad_set_chain_function (filter->sinkpad,
GST_DEBUG_FUNCPTR (gst_y4m_encode_chain));
gst_pad_set_setcaps_function (filter->sinkpad,
GST_DEBUG_FUNCPTR (gst_y4m_encode_setcaps));
filter->srcpad =
gst_pad_new_from_template (gst_static_pad_template_get
(&y4mencode_src_factory), "src");
gst_element_add_pad (GST_ELEMENT (filter), filter->srcpad);
gst_pad_use_fixed_caps (filter->srcpad);
filter->init = TRUE;
/* init properties */
gst_y4m_encode_reset (filter);
}
static void
gst_y4mencode_chain (GstPad * pad, GstData * _data)
gst_y4m_encode_reset (GstY4mEncode * filter)
{
filter->width = filter->height = -1;
filter->fps_num = filter->fps_den = 1;
filter->par_num = filter->par_den = 1;
}
static gboolean
gst_y4m_encode_setcaps (GstPad * pad, GstCaps * vscaps)
{
GstBuffer *buf = GST_BUFFER (_data);
GstY4mEncode *filter;
GstBuffer *outbuf;
gchar *header;
gint len;
GstStructure *structure;
gint w, h;
const GValue *fps, *par;
filter = GST_Y4M_ENCODE (GST_PAD_PARENT (pad));
structure = gst_caps_get_structure (vscaps, 0);
g_return_val_if_fail (gst_structure_get_int (structure, "width", &w), FALSE);
g_return_val_if_fail (gst_structure_get_int (structure, "height", &h), FALSE);
fps = gst_structure_get_value (structure, "framerate");
g_return_val_if_fail (w > 0 && h > 0
&& fps != NULL && GST_VALUE_HOLDS_FRACTION (fps), FALSE);
/* optional par info */
par = gst_structure_get_value (structure, "pixel-aspect-ratio");
filter->width = w;
filter->height = h;
filter->fps_num = gst_value_get_fraction_numerator (fps);
filter->fps_den = gst_value_get_fraction_denominator (fps);
if ((par != NULL) && GST_VALUE_HOLDS_FRACTION (par)) {
filter->par_num = gst_value_get_fraction_numerator (par);
filter->par_den = gst_value_get_fraction_denominator (par);
} else { /* indicates unknown */
filter->par_num = 0;
filter->par_den = 0;
}
g_return_if_fail (pad != NULL);
g_return_if_fail (GST_IS_PAD (pad));
g_return_if_fail (buf != NULL);
/* the template caps will do for the src pad, should always accept */
return gst_pad_set_caps (filter->srcpad,
gst_caps_copy (gst_pad_get_pad_template_caps (filter->srcpad)));
}
filter = GST_Y4MENCODE (gst_pad_get_parent (pad));
g_return_if_fail (filter != NULL);
g_return_if_fail (GST_IS_Y4MENCODE (filter));
static inline GstBuffer *
gst_y4m_encode_get_stream_header (GstY4mEncode * filter)
{
gpointer header;
GstBuffer *buf;
outbuf = gst_buffer_new ();
GST_BUFFER_DATA (outbuf) = g_malloc (GST_BUFFER_SIZE (buf) + 256);
header = g_strdup_printf ("YUV4MPEG2 W%d H%d I? F%d:%d A%d:%d\n",
filter->width, filter->height,
filter->fps_num, filter->fps_den, filter->par_num, filter->par_den);
if (filter->init) {
header = "YUV4MPEG W%d H%d I? %d\nFRAME\n";
filter->init = FALSE;
} else {
header = "FRAME\n";
}
buf = gst_buffer_new ();
gst_buffer_set_data (buf, header, strlen (header));
/* so it gets free'd when needed */
GST_BUFFER_MALLOCDATA (buf) = header;
return buf;
}
snprintf (GST_BUFFER_DATA (outbuf), 255, header,
filter->width, filter->height, filter->fps_idx);
len = strlen (GST_BUFFER_DATA (outbuf));
static inline GstBuffer *
gst_y4m_encode_get_frame_header (GstY4mEncode * filter)
{
gpointer header;
GstBuffer *buf;
memcpy (GST_BUFFER_DATA (outbuf) + len, GST_BUFFER_DATA (buf),
GST_BUFFER_SIZE (buf));
GST_BUFFER_SIZE (outbuf) = GST_BUFFER_SIZE (buf) + len;
header = g_strdup_printf ("FRAME\n");
gst_buffer_unref (buf);
buf = gst_buffer_new ();
gst_buffer_set_data (buf, header, strlen (header));
/* so it gets free'd when needed */
GST_BUFFER_MALLOCDATA (buf) = header;
gst_pad_push (filter->srcpad, GST_DATA (outbuf));
return buf;
}
static GstFlowReturn
gst_y4m_encode_chain (GstPad * pad, GstBuffer * buf)
{
GstY4mEncode *filter = GST_Y4M_ENCODE (GST_PAD_PARENT (pad));
GstBuffer *outbuf;
/* check we got some decent info from caps */
if (filter->width < 0) {
GST_ELEMENT_ERROR ("filter", CORE, NEGOTIATION, (NULL),
("format wasn't negotiated before chain function"));
gst_buffer_unref (buf);
return GST_FLOW_NOT_NEGOTIATED;
}
if (G_UNLIKELY (!filter->header)) {
outbuf = gst_y4m_encode_get_stream_header (filter);
filter->header = TRUE;
outbuf = gst_buffer_join (outbuf, gst_y4m_encode_get_frame_header (filter));
} else {
outbuf = gst_y4m_encode_get_frame_header (filter);
}
/* join with data */
outbuf = gst_buffer_join (outbuf, buf);
/* decorate */
gst_buffer_make_metadata_writable (outbuf);
gst_buffer_set_caps (outbuf, GST_PAD_CAPS (filter->srcpad));
/* strip to avoid sink dropping on time-base, decorate and send */
GST_BUFFER_TIMESTAMP (outbuf) = GST_CLOCK_TIME_NONE;
return gst_pad_push (filter->srcpad, outbuf);
}
static void
gst_y4mencode_set_property (GObject * object, guint prop_id,
gst_y4m_encode_set_property (GObject * object, guint prop_id,
const GValue * value, GParamSpec * pspec)
{
GstY4mEncode *filter;
g_return_if_fail (GST_IS_Y4MENCODE (object));
filter = GST_Y4MENCODE (object);
g_return_if_fail (GST_IS_Y4M_ENCODE (object));
filter = GST_Y4M_ENCODE (object);
switch (prop_id) {
default:
......@@ -244,13 +253,13 @@ gst_y4mencode_set_property (GObject * object, guint prop_id,
}
static void
gst_y4mencode_get_property (GObject * object, guint prop_id, GValue * value,
gst_y4m_encode_get_property (GObject * object, guint prop_id, GValue * value,
GParamSpec * pspec)
{
GstY4mEncode *filter;
g_return_if_fail (GST_IS_Y4MENCODE (object));
filter = GST_Y4MENCODE (object);
g_return_if_fail (GST_IS_Y4M_ENCODE (object));
filter = GST_Y4M_ENCODE (object);
switch (prop_id) {
default:
......@@ -260,21 +269,32 @@ gst_y4mencode_get_property (GObject * object, guint prop_id, GValue * value,
}
static GstStateChangeReturn
gst_y4mencode_change_state (GstElement * element, GstStateChange transition)
gst_y4m_encode_change_state (GstElement * element, GstStateChange transition)
{
GstY4mEncode *filter;
GstY4mEncode *filter = GST_Y4M_ENCODE (element);
GstStateChangeReturn ret;
g_return_val_if_fail (GST_IS_Y4MENCODE (element), GST_STATE_CHANGE_FAILURE);
switch (transition) {
case GST_STATE_CHANGE_NULL_TO_READY:
case GST_STATE_CHANGE_READY_TO_PAUSED:
break;
default:
break;
}
filter = GST_Y4MENCODE (element);
ret = GST_CALL_PARENT_WITH_DEFAULT (GST_ELEMENT_CLASS, change_state,
(element, transition), GST_STATE_CHANGE_SUCCESS);
if (ret != GST_STATE_CHANGE_SUCCESS)
return ret;
if (transition == GST_STATE_CHANGE_NULL_TO_READY) {
filter->init = TRUE;
switch (transition) {
case GST_STATE_CHANGE_PAUSED_TO_READY:
gst_y4m_encode_reset (filter);
break;
default:
break;
}
if (GST_ELEMENT_CLASS (parent_class)->change_state)
return GST_ELEMENT_CLASS (parent_class)->change_state (element, transition);
return GST_STATE_CHANGE_SUCCESS;
}
......@@ -282,7 +302,7 @@ static gboolean
plugin_init (GstPlugin * plugin)
{
return gst_element_register (plugin, "y4menc", GST_RANK_NONE,
GST_TYPE_Y4MENCODE);
GST_TYPE_Y4M_ENCODE);
}
GST_PLUGIN_DEFINE (GST_VERSION_MAJOR,
......
......@@ -23,26 +23,21 @@
#include <gst/gst.h>
/* #include <gst/meta/audioraw.h> */
#ifdef __cplusplus
extern "C" {
#endif /* __cplusplus */
#define GST_TYPE_Y4MENCODE \
(gst_y4mencode_get_type())
#define GST_Y4MENCODE(obj) \
(G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_Y4MENCODE,GstY4mEncode))
#define GST_Y4MENCODE_CLASS(klass) \
(G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_Y4MENCODE,GstY4mEncodeClass))
#define GST_Y4MENCODE_GET_CLASS(obj) \
(G_TYPE_INSTANCE_GET_CLASS((obj),GST_TYPE_Y4MENCODE,GstY4mEncodeClass))
#define GST_IS_Y4MENCODE(obj) \
(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_Y4MENCODE))
#define GST_IS_Y4MENCODE_CLASS(klass) \
(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_Y4MENCODE))
G_BEGIN_DECLS
#define GST_TYPE_Y4M_ENCODE \
(gst_y4m_encode_get_type())
#define GST_Y4M_ENCODE(obj) \
(G_TYPE_CHECK_INSTANCE_CAST((obj), GST_TYPE_Y4M_ENCODE, GstY4mEncode))
#define GST_Y4M_ENCODE_CLASS(klass) \
(G_TYPE_CHECK_CLASS_CAST((klass), GST_TYPE_Y4M_ENCODE, GstY4mEncodeClass))
#define GST_Y4M_ENCODE_GET_CLASS(obj) \
(G_TYPE_INSTANCE_GET_CLASS((obj), GST_TYPE_Y4M_ENCODE, GstY4mEncodeClass))
#define GST_IS_Y4M_ENCODE(obj) \
(G_TYPE_CHECK_INSTANCE_TYPE((obj), GST_TYPE_Y4M_ENCODE))
#define GST_IS_Y4M_ENCODE_CLASS(klass) \
(G_TYPE_CHECK_CLASS_TYPE((klass), GST_TYPE_Y4M_ENCODE))
typedef struct _GstY4mEncode GstY4mEncode;
typedef struct _GstY4mEncodeClass GstY4mEncodeClass;
......@@ -52,22 +47,21 @@ struct _GstY4mEncode {
GstPad *sinkpad,*srcpad;
/* caps information */
gint width, height;
gfloat fps_idx;
gboolean init;
gint fps_num, fps_den;
gint par_num, par_den;
/* state information */
gboolean header;
};
struct _GstY4mEncodeClass {
GstElementClass parent_class;
};
GType gst_y4mencode_get_type(void);
#ifdef __cplusplus
}
#endif /* __cplusplus */
GType gst_y4m_encode_get_type(void);
G_END_DECLS
#endif /* __GST_Y4MENCODE_H__ */
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