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path: root/ext/xvid/gstxviddec.c
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Diffstat (limited to 'ext/xvid/gstxviddec.c')
-rw-r--r--ext/xvid/gstxviddec.c251
1 files changed, 117 insertions, 134 deletions
diff --git a/ext/xvid/gstxviddec.c b/ext/xvid/gstxviddec.c
index 1266bcdb..cab1a027 100644
--- a/ext/xvid/gstxviddec.c
+++ b/ext/xvid/gstxviddec.c
@@ -35,90 +35,76 @@ GstElementDetails gst_xviddec_details = {
"Ronald Bultje <rbultje@ronald.bitfreak.net>",
};
-static GstStaticPadTemplate sink_template =
-GST_STATIC_PAD_TEMPLATE (
- "sink",
- GST_PAD_SINK,
- GST_PAD_ALWAYS,
- GST_STATIC_CAPS (
- "video/x-xvid, "
- "width = (int) [ 0, MAX ], "
- "height = (int) [ 0, MAX ], "
- "framerate = (double) [ 0, MAX ]"
- )
-);
-
-static GstStaticPadTemplate src_template =
-GST_STATIC_PAD_TEMPLATE (
- "src",
- GST_PAD_SRC,
- GST_PAD_ALWAYS,
- GST_STATIC_CAPS (
- GST_VIDEO_CAPS_YUV ("{ I420, YUY2, YV12, YVYU, UYVY }") "; "
- RGB_24_32_STATIC_CAPS (32, 0x00ff0000, 0x0000ff00, 0x000000ff) "; "
- RGB_24_32_STATIC_CAPS (32, 0xff000000, 0x00ff0000, 0x0000ff00) "; "
- RGB_24_32_STATIC_CAPS (32, 0x0000ff00, 0x00ff0000, 0xff000000) "; "
- RGB_24_32_STATIC_CAPS (32, 0x000000ff, 0x0000ff00, 0x00ff0000) "; "
- RGB_24_32_STATIC_CAPS (24, 0x0000ff, 0x00ff00, 0xff0000) "; "
- GST_VIDEO_CAPS_RGB_15 "; "
- GST_VIDEO_CAPS_RGB_16
- )
-);
+static GstStaticPadTemplate sink_template = GST_STATIC_PAD_TEMPLATE ("sink",
+ GST_PAD_SINK,
+ GST_PAD_ALWAYS,
+ GST_STATIC_CAPS ("video/x-xvid, "
+ "width = (int) [ 0, MAX ], "
+ "height = (int) [ 0, MAX ], " "framerate = (double) [ 0, MAX ]")
+ );
+
+static GstStaticPadTemplate src_template = GST_STATIC_PAD_TEMPLATE ("src",
+ GST_PAD_SRC,
+ GST_PAD_ALWAYS,
+ GST_STATIC_CAPS (GST_VIDEO_CAPS_YUV ("{ I420, YUY2, YV12, YVYU, UYVY }")
+ "; " RGB_24_32_STATIC_CAPS (32, 0x00ff0000, 0x0000ff00,
+ 0x000000ff) "; " RGB_24_32_STATIC_CAPS (32, 0xff000000, 0x00ff0000,
+ 0x0000ff00) "; " RGB_24_32_STATIC_CAPS (32, 0x0000ff00, 0x00ff0000,
+ 0xff000000) "; " RGB_24_32_STATIC_CAPS (32, 0x000000ff, 0x0000ff00,
+ 0x00ff0000) "; " RGB_24_32_STATIC_CAPS (24, 0x0000ff, 0x00ff00,
+ 0xff0000) "; " GST_VIDEO_CAPS_RGB_15 "; " GST_VIDEO_CAPS_RGB_16)
+ );
/* XvidDec signals and args */
-enum {
+enum
+{
/* FILL ME */
LAST_SIGNAL
};
-enum {
+enum
+{
ARG_0
- /* FILL ME */
+ /* FILL ME */
};
-static void gst_xviddec_base_init (gpointer g_class);
-static void gst_xviddec_class_init (GstXvidDecClass *klass);
-static void gst_xviddec_init (GstXvidDec *xviddec);
-static void gst_xviddec_chain (GstPad *pad,
- GstData *data);
+static void gst_xviddec_base_init (gpointer g_class);
+static void gst_xviddec_class_init (GstXvidDecClass * klass);
+static void gst_xviddec_init (GstXvidDec * xviddec);
+static void gst_xviddec_chain (GstPad * pad, GstData * data);
static GstPadLinkReturn
- gst_xviddec_sink_link (GstPad *pad,
- const GstCaps *vscapslist);
+gst_xviddec_sink_link (GstPad * pad, const GstCaps * vscapslist);
static GstPadLinkReturn
- gst_xviddec_src_link (GstPad *pad,
- const GstCaps *vscapslist);
-static GstCaps *
- gst_xviddec_src_getcaps (GstPad *pad);
-static GstElementStateReturn
- gst_xviddec_change_state (GstElement *element);
+gst_xviddec_src_link (GstPad * pad, const GstCaps * vscapslist);
+static GstCaps *gst_xviddec_src_getcaps (GstPad * pad);
+static GstElementStateReturn gst_xviddec_change_state (GstElement * element);
static GstElementClass *parent_class = NULL;
+
/* static guint gst_xviddec_signals[LAST_SIGNAL] = { 0 }; */
GType
-gst_xviddec_get_type(void)
+gst_xviddec_get_type (void)
{
static GType xviddec_type = 0;
- if (!xviddec_type)
- {
+ if (!xviddec_type) {
static const GTypeInfo xviddec_info = {
- sizeof(GstXvidDecClass),
+ sizeof (GstXvidDecClass),
gst_xviddec_base_init,
NULL,
(GClassInitFunc) gst_xviddec_class_init,
NULL,
NULL,
- sizeof(GstXvidDec),
+ sizeof (GstXvidDec),
0,
(GInstanceInitFunc) gst_xviddec_init,
};
- xviddec_type = g_type_register_static(GST_TYPE_ELEMENT,
- "GstXvidDec",
- &xviddec_info, 0);
+ xviddec_type = g_type_register_static (GST_TYPE_ELEMENT,
+ "GstXvidDec", &xviddec_info, 0);
}
return xviddec_type;
}
@@ -128,47 +114,47 @@ gst_xviddec_base_init (gpointer g_class)
{
GstElementClass *element_class = GST_ELEMENT_CLASS (g_class);
- gst_element_class_add_pad_template (element_class,
- gst_static_pad_template_get (&sink_template));
- gst_element_class_add_pad_template (element_class,
- gst_static_pad_template_get (&src_template));
+ gst_element_class_add_pad_template (element_class,
+ gst_static_pad_template_get (&sink_template));
+ gst_element_class_add_pad_template (element_class,
+ gst_static_pad_template_get (&src_template));
gst_element_class_set_details (element_class, &gst_xviddec_details);
}
static void
-gst_xviddec_class_init (GstXvidDecClass *klass)
+gst_xviddec_class_init (GstXvidDecClass * klass)
{
GstElementClass *gstelement_class = (GstElementClass *) klass;
- parent_class = g_type_class_ref(GST_TYPE_ELEMENT);
+ parent_class = g_type_class_ref (GST_TYPE_ELEMENT);
gstelement_class->change_state = gst_xviddec_change_state;
}
static void
-gst_xviddec_init (GstXvidDec *xviddec)
+gst_xviddec_init (GstXvidDec * xviddec)
{
- gst_xvid_init();
+ gst_xvid_init ();
/* create the sink pad */
- xviddec->sinkpad = gst_pad_new_from_template(
- gst_static_pad_template_get (&sink_template),
- "sink");
- gst_element_add_pad(GST_ELEMENT(xviddec), xviddec->sinkpad);
+ xviddec->sinkpad =
+ gst_pad_new_from_template (gst_static_pad_template_get (&sink_template),
+ "sink");
+ gst_element_add_pad (GST_ELEMENT (xviddec), xviddec->sinkpad);
- gst_pad_set_chain_function(xviddec->sinkpad, gst_xviddec_chain);
- gst_pad_set_link_function(xviddec->sinkpad, gst_xviddec_sink_link);
+ gst_pad_set_chain_function (xviddec->sinkpad, gst_xviddec_chain);
+ gst_pad_set_link_function (xviddec->sinkpad, gst_xviddec_sink_link);
/* create the src pad */
- xviddec->srcpad = gst_pad_new_from_template(
- gst_static_pad_template_get (&src_template),
- "src");
- gst_element_add_pad(GST_ELEMENT(xviddec), xviddec->srcpad);
+ xviddec->srcpad =
+ gst_pad_new_from_template (gst_static_pad_template_get (&src_template),
+ "src");
+ gst_element_add_pad (GST_ELEMENT (xviddec), xviddec->srcpad);
gst_pad_set_getcaps_function (xviddec->srcpad, gst_xviddec_src_getcaps);
- gst_pad_set_link_function(xviddec->srcpad, gst_xviddec_src_link);
+ gst_pad_set_link_function (xviddec->srcpad, gst_xviddec_src_link);
/* size, etc. */
xviddec->width = xviddec->height = xviddec->csp = -1;
@@ -179,16 +165,16 @@ gst_xviddec_init (GstXvidDec *xviddec)
static void
-gst_xviddec_unset (GstXvidDec *xviddec)
+gst_xviddec_unset (GstXvidDec * xviddec)
{
/* unref this instance */
- xvid_decore(xviddec->handle, XVID_DEC_DESTROY, NULL, NULL);
+ xvid_decore (xviddec->handle, XVID_DEC_DESTROY, NULL, NULL);
xviddec->handle = NULL;
}
static gboolean
-gst_xviddec_setup (GstXvidDec *xviddec)
+gst_xviddec_setup (GstXvidDec * xviddec)
{
xvid_dec_create_t xdec;
int ret;
@@ -199,12 +185,11 @@ gst_xviddec_setup (GstXvidDec *xviddec)
xdec.height = xviddec->height;
xdec.handle = NULL;
- if ((ret = xvid_decore(NULL, XVID_DEC_CREATE,
- &xdec, NULL)) < 0) {
+ if ((ret = xvid_decore (NULL, XVID_DEC_CREATE, &xdec, NULL)) < 0) {
GST_ELEMENT_ERROR (xviddec, LIBRARY, SETTINGS, (NULL),
- ("Setting parameters %dx%d@%d failed: %s (%d)",
- xviddec->width, xviddec->height, xviddec->csp,
- gst_xvid_error(ret), ret));
+ ("Setting parameters %dx%d@%d failed: %s (%d)",
+ xviddec->width, xviddec->height, xviddec->csp,
+ gst_xvid_error (ret), ret));
return FALSE;
}
@@ -215,68 +200,65 @@ gst_xviddec_setup (GstXvidDec *xviddec)
static void
-gst_xviddec_chain (GstPad *pad,
- GstData *_data)
+gst_xviddec_chain (GstPad * pad, GstData * _data)
{
GstBuffer *buf = GST_BUFFER (_data);
- GstXvidDec *xviddec = GST_XVIDDEC(GST_OBJECT_PARENT(pad));
+ GstXvidDec *xviddec = GST_XVIDDEC (GST_OBJECT_PARENT (pad));
GstBuffer *outbuf;
xvid_dec_frame_t xframe;
int ret;
- g_return_if_fail(pad != NULL);
- g_return_if_fail(GST_IS_PAD(pad));
+ g_return_if_fail (pad != NULL);
+ g_return_if_fail (GST_IS_PAD (pad));
if (!xviddec->handle) {
GST_ELEMENT_ERROR (xviddec, CORE, NEGOTIATION, (NULL),
- ("format wasn't negotiated before chain function"));
- gst_buffer_unref(buf);
+ ("format wasn't negotiated before chain function"));
+ gst_buffer_unref (buf);
return;
}
- outbuf = gst_buffer_new_and_alloc(xviddec->width *
- xviddec->height *
- xviddec->bpp / 8);
- GST_BUFFER_TIMESTAMP(outbuf) = GST_BUFFER_TIMESTAMP(buf);
- GST_BUFFER_DURATION(outbuf) = GST_BUFFER_DURATION(buf);
- GST_BUFFER_SIZE(outbuf) = xviddec->width *
- xviddec->height *
- xviddec->bpp / 8;
+ outbuf = gst_buffer_new_and_alloc (xviddec->width *
+ xviddec->height * xviddec->bpp / 8);
+ GST_BUFFER_TIMESTAMP (outbuf) = GST_BUFFER_TIMESTAMP (buf);
+ GST_BUFFER_DURATION (outbuf) = GST_BUFFER_DURATION (buf);
+ GST_BUFFER_SIZE (outbuf) = xviddec->width *
+ xviddec->height * xviddec->bpp / 8;
/* decode and so ... */
gst_xvid_init_struct (xframe);
xframe.general = 0;
- xframe.bitstream = (void *) GST_BUFFER_DATA(buf);
- xframe.length = GST_BUFFER_SIZE(buf);
+ xframe.bitstream = (void *) GST_BUFFER_DATA (buf);
+ xframe.length = GST_BUFFER_SIZE (buf);
xframe.output.csp = xviddec->csp;
if (xviddec->width == xviddec->stride) {
- xframe.output.plane[0] = GST_BUFFER_DATA(outbuf);
- xframe.output.plane[1] = xframe.output.plane[0] + (xviddec->width * xviddec->height);
- xframe.output.plane[2] = xframe.output.plane[1] + (xviddec->width * xviddec->height / 4);
+ xframe.output.plane[0] = GST_BUFFER_DATA (outbuf);
+ xframe.output.plane[1] =
+ xframe.output.plane[0] + (xviddec->width * xviddec->height);
+ xframe.output.plane[2] =
+ xframe.output.plane[1] + (xviddec->width * xviddec->height / 4);
xframe.output.stride[0] = xviddec->width;
xframe.output.stride[1] = xviddec->width / 2;
xframe.output.stride[2] = xviddec->width / 2;
} else {
- xframe.output.plane[0] = GST_BUFFER_DATA(outbuf);
+ xframe.output.plane[0] = GST_BUFFER_DATA (outbuf);
xframe.output.stride[0] = xviddec->stride;
}
- if ((ret = xvid_decore(xviddec->handle, XVID_DEC_DECODE,
- &xframe, NULL)) < 0) {
+ if ((ret = xvid_decore (xviddec->handle, XVID_DEC_DECODE, &xframe, NULL)) < 0) {
GST_ELEMENT_ERROR (xviddec, STREAM, DECODE, (NULL),
- ("Error decoding xvid frame: %s (%d)\n",
- gst_xvid_error(ret), ret));
- gst_buffer_unref(buf);
- gst_buffer_unref(outbuf);
+ ("Error decoding xvid frame: %s (%d)\n", gst_xvid_error (ret), ret));
+ gst_buffer_unref (buf);
+ gst_buffer_unref (outbuf);
return;
}
- gst_pad_push(xviddec->srcpad, GST_DATA (outbuf));
- gst_buffer_unref(buf);
+ gst_pad_push (xviddec->srcpad, GST_DATA (outbuf));
+ gst_buffer_unref (buf);
}
static GstCaps *
-gst_xviddec_src_getcaps (GstPad *pad)
+gst_xviddec_src_getcaps (GstPad * pad)
{
GstXvidDec *xviddec = GST_XVIDDEC (gst_pad_get_parent (pad));
GstCaps *caps;
@@ -300,13 +282,15 @@ gst_xviddec_src_getcaps (GstPad *pad)
if (!GST_PAD_CAPS (xviddec->sinkpad)) {
GstPadTemplate *templ = gst_static_pad_template_get (&src_template);
+
return gst_caps_copy (gst_pad_template_get_caps (templ));
}
caps = gst_caps_new_empty ();
for (i = 0; csp[i] != 0; i++) {
GstCaps *one = gst_xvid_csp_to_caps (csp[i], xviddec->width,
- xviddec->height, xviddec->fps);
+ xviddec->height, xviddec->fps);
+
gst_caps_append (caps, one);
}
@@ -314,10 +298,9 @@ gst_xviddec_src_getcaps (GstPad *pad)
}
static GstPadLinkReturn
-gst_xviddec_src_link (GstPad *pad,
- const GstCaps *vscaps)
+gst_xviddec_src_link (GstPad * pad, const GstCaps * vscaps)
{
- GstXvidDec *xviddec = GST_XVIDDEC(gst_pad_get_parent (pad));
+ GstXvidDec *xviddec = GST_XVIDDEC (gst_pad_get_parent (pad));
GstStructure *structure = gst_caps_get_structure (vscaps, 0);
if (!GST_PAD_CAPS (xviddec->sinkpad))
@@ -325,55 +308,55 @@ gst_xviddec_src_link (GstPad *pad,
/* if there's something old around, remove it */
if (xviddec->handle) {
- gst_xviddec_unset(xviddec);
+ gst_xviddec_unset (xviddec);
}
-g_print ("out: %s\n", gst_caps_to_string (vscaps));
+ g_print ("out: %s\n", gst_caps_to_string (vscaps));
xviddec->csp = gst_xvid_structure_to_csp (structure, xviddec->width,
- &xviddec->stride,
- &xviddec->bpp);
+ &xviddec->stride, &xviddec->bpp);
if (xviddec->csp < 0)
return GST_PAD_LINK_REFUSED;
- if (!gst_xviddec_setup(xviddec))
+ if (!gst_xviddec_setup (xviddec))
return GST_PAD_LINK_REFUSED;
return GST_PAD_LINK_OK;
}
static GstPadLinkReturn
-gst_xviddec_sink_link (GstPad *pad,
- const GstCaps *vscaps)
+gst_xviddec_sink_link (GstPad * pad, const GstCaps * vscaps)
{
- GstXvidDec *xviddec = GST_XVIDDEC(gst_pad_get_parent (pad));
+ GstXvidDec *xviddec = GST_XVIDDEC (gst_pad_get_parent (pad));
GstStructure *structure;
/* if there's something old around, remove it */
if (xviddec->handle) {
- gst_xviddec_unset(xviddec);
+ gst_xviddec_unset (xviddec);
}
/* if we get here, we know the input is xvid. we
* only need to bother with the output colorspace,
* which the src_link function takes care of. */
structure = gst_caps_get_structure (vscaps, 0);
- gst_structure_get_int(structure, "width", &xviddec->width);
- gst_structure_get_int(structure, "height", &xviddec->height);
- gst_structure_get_double(structure, "framerate", &xviddec->fps);
-g_print ("in: %dx%d\n", xviddec->width, xviddec->height);
+ gst_structure_get_int (structure, "width", &xviddec->width);
+ gst_structure_get_int (structure, "height", &xviddec->height);
+ gst_structure_get_double (structure, "framerate", &xviddec->fps);
+ g_print ("in: %dx%d\n", xviddec->width, xviddec->height);
/* re-nego? or just await src nego? */
- if (GST_PAD_CAPS(xviddec->srcpad)) {
+ if (GST_PAD_CAPS (xviddec->srcpad)) {
GstPadLinkReturn ret;
GstCaps *vscaps = gst_pad_get_allowed_caps (xviddec->srcpad), *new;
gint i, csp;
for (i = 0; i < gst_caps_get_size (vscaps); i++) {
csp = gst_xvid_structure_to_csp (gst_caps_get_structure (vscaps, i),
- 0, NULL, NULL);
- new = gst_xvid_csp_to_caps (csp, xviddec->width, xviddec->height, xviddec->fps);
- ret = gst_pad_try_set_caps(xviddec->srcpad, new);
+ 0, NULL, NULL);
+ new =
+ gst_xvid_csp_to_caps (csp, xviddec->width, xviddec->height,
+ xviddec->fps);
+ ret = gst_pad_try_set_caps (xviddec->srcpad, new);
if (ret != GST_PAD_LINK_REFUSED)
- return ret;
+ return ret;
}
return GST_PAD_LINK_REFUSED;
@@ -383,14 +366,14 @@ g_print ("in: %dx%d\n", xviddec->width, xviddec->height);
}
static GstElementStateReturn
-gst_xviddec_change_state (GstElement *element)
+gst_xviddec_change_state (GstElement * element)
{
GstXvidDec *xviddec = GST_XVIDDEC (element);
switch (GST_STATE_PENDING (element)) {
case GST_STATE_PAUSED_TO_READY:
if (xviddec->handle) {
- gst_xviddec_unset (xviddec);
+ gst_xviddec_unset (xviddec);
}
break;
default: