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ext/libpng/: mime fixage.

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Original commit message from CVS:
Reviewed by:  Ronald S. Bultje  <rbultje@ronald.bitfreak.net>
* ext/libpng/gstpngdec.c:
* ext/libpng/gstpngenc.c: (gst_pngenc_base_init),
(gst_pngenc_sinklink), (gst_pngenc_init), (gst_pngenc_chain):
* ext/libpng/gstpngenc.h:
Alpha support (encoder; #163161), mime fixage.
This commit is contained in:
Ronald S. Bultje 2005-01-07 10:27:20 +00:00
parent 0715626523
commit 536f3d6c43
4 changed files with 35 additions and 37 deletions
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10
ChangeLog
View file

@ -1,3 +1,13 @@
2005-01-07 Gergely Nagy <algernon@bonehunter.rulez.org>
Reviewed by: Ronald S. Bultje <rbultje@ronald.bitfreak.net>
* ext/libpng/gstpngdec.c:
* ext/libpng/gstpngenc.c: (gst_pngenc_base_init),
(gst_pngenc_sinklink), (gst_pngenc_init), (gst_pngenc_chain):
* ext/libpng/gstpngenc.h:
Alpha support (encoder; #163161), mime fixage.
2005-01-07 Sebastien Cote <sc5@hermes.usherb.ca>
Reviewed by: Ronald S. Bultje <rbultje@ronald.bitfreak.net>

2
ext/libpng/gstpngdec.c
View file

@ -100,7 +100,7 @@ static GstStaticPadTemplate gst_pngdec_sink_pad_template =
GST_STATIC_PAD_TEMPLATE ("sink",
GST_PAD_SINK,
GST_PAD_ALWAYS,
GST_STATIC_CAPS ("video/x-png, "
GST_STATIC_CAPS ("image/png, "
"width = (int) [ 16, 4096 ], "
"height = (int) [ 16, 4096 ], " "framerate = (double) [ 0.0, MAX ]")
);

58
ext/libpng/gstpngenc.c
View file

@ -61,11 +61,24 @@ static void gst_pngenc_get_property (GObject * object,
static void gst_pngenc_chain (GstPad * pad, GstData * _data);
GstPadTemplate *pngenc_src_template, *pngenc_sink_template;
static GstStaticPadTemplate pngenc_src_template =
GST_STATIC_PAD_TEMPLATE ("src",
GST_PAD_SRC,
GST_PAD_ALWAYS,
GST_STATIC_CAPS ("image/png, "
"width = (int) [ 16, 4096 ], "
"height = (int) [ 16, 4096 ], " "framerate = (double) [ 0.0, MAX ]")
);
static GstStaticPadTemplate pngenc_sink_template =
GST_STATIC_PAD_TEMPLATE ("sink",
GST_PAD_SINK,
GST_PAD_ALWAYS,
GST_STATIC_CAPS (GST_VIDEO_CAPS_RGBA ";" GST_VIDEO_CAPS_RGB)
);
static GstElementClass *parent_class = NULL;
static void
user_error_fn (png_structp png_ptr, png_const_charp error_msg)
{
@ -103,39 +116,15 @@ gst_pngenc_get_type (void)
return pngenc_type;
}
static GstCaps *
png_caps_factory (void)
{
return gst_caps_new_simple ("video/x-png",
"width", GST_TYPE_INT_RANGE, 16, 4096,
"height", GST_TYPE_INT_RANGE, 16, 4096,
"framerate", GST_TYPE_DOUBLE_RANGE, 0.0, G_MAXDOUBLE, NULL);
}
static GstCaps *
raw_caps_factory (void)
{
return gst_caps_from_string (GST_VIDEO_CAPS_RGB);
}
static void
gst_pngenc_base_init (gpointer g_class)
{
GstElementClass *element_class = GST_ELEMENT_CLASS (g_class);
GstCaps *raw_caps, *png_caps;
raw_caps = raw_caps_factory ();
png_caps = png_caps_factory ();
pngenc_sink_template = gst_pad_template_new ("sink", GST_PAD_SINK,
GST_PAD_ALWAYS, raw_caps);
pngenc_src_template = gst_pad_template_new ("src", GST_PAD_SRC,
GST_PAD_ALWAYS, png_caps);
gst_element_class_add_pad_template (element_class, pngenc_sink_template);
gst_element_class_add_pad_template (element_class, pngenc_src_template);
gst_element_class_add_pad_template
(element_class, gst_static_pad_template_get (&pngenc_sink_template));
gst_element_class_add_pad_template
(element_class, gst_static_pad_template_get (&pngenc_src_template));
gst_element_class_set_details (element_class, &gst_pngenc_details);
}
@ -180,7 +169,7 @@ gst_pngenc_sinklink (GstPad * pad, const GstCaps * caps)
gst_structure_get_double (structure, "framerate", &fps);
gst_structure_get_int (structure, "bpp", &pngenc->bpp);
caps = gst_caps_new_simple ("video/x-png",
caps = gst_caps_new_simple ("image/png",
"framerate", G_TYPE_DOUBLE, fps,
"width", G_TYPE_INT, pngenc->width,
"height", G_TYPE_INT, pngenc->height, NULL);
@ -191,7 +180,8 @@ gst_pngenc_sinklink (GstPad * pad, const GstCaps * caps)
static void
gst_pngenc_init (GstPngEnc * pngenc)
{
pngenc->sinkpad = gst_pad_new_from_template (pngenc_sink_template, "sink");
pngenc->sinkpad = gst_pad_new_from_template
(gst_static_pad_template_get (&pngenc_sink_template), "sink");
gst_element_add_pad (GST_ELEMENT (pngenc), pngenc->sinkpad);
pngenc->srcpad = gst_pad_new ("src", GST_PAD_SRC);
@ -285,8 +275,8 @@ gst_pngenc_chain (GstPad * pad, GstData * _data)
pngenc->png_info_ptr,
pngenc->width,
pngenc->height,
pngenc->bpp / 3,
PNG_COLOR_TYPE_RGB,
8,
(pngenc->bpp == 32) ? PNG_COLOR_TYPE_RGBA : PNG_COLOR_TYPE_RGB,
PNG_INTERLACE_NONE,
PNG_COMPRESSION_TYPE_DEFAULT, PNG_FILTER_TYPE_DEFAULT);

2
ext/libpng/gstpngenc.h
View file

@ -38,8 +38,6 @@ extern "C" {
typedef struct _GstPngEnc GstPngEnc;
typedef struct _GstPngEncClass GstPngEncClass;
extern GstPadTemplate *pngenc_src_template, *pngenc_sink_template;
struct _GstPngEnc
{
GstElement element;