[508/906] GstGLDownload: update for 1.0

This commit is contained in:
Matthew Waters 2012-06-05 18:53:38 +10:00
parent 00c11d955e
commit 590c3f4060

View file

@ -68,40 +68,12 @@
#define GST_CAT_DEFAULT gst_gl_download_debug
GST_DEBUG_CATEGORY_STATIC (GST_CAT_DEFAULT);
#ifndef OPENGL_ES2
#define ADDITIONAL_CAPS \
#else
#define ADDITIONAL_CAPS
#endif
#ifndef OPENGL_ES2
static GstStaticPadTemplate gst_gl_download_src_pad_template =
GST_STATIC_PAD_TEMPLATE ("src",
GST_STATIC_PAD_TEMPLATE ("src",
GST_PAD_SRC,
GST_PAD_ALWAYS,
GST_STATIC_CAPS (GST_VIDEO_CAPS_RGB ";"
GST_VIDEO_CAPS_RGBx ";"
GST_VIDEO_CAPS_RGBA ";"
GST_VIDEO_CAPS_BGR ";"
GST_VIDEO_CAPS_BGRx ";"
GST_VIDEO_CAPS_BGRA ";"
GST_VIDEO_CAPS_xRGB ";"
GST_VIDEO_CAPS_xBGR ";"
GST_VIDEO_CAPS_ARGB ";"
GST_VIDEO_CAPS_ABGR ";"
GST_VIDEO_CAPS_YUV ("{ I420, YV12, YUY2, UYVY, AYUV }"))
GST_STATIC_CAPS (GST_GL_VIDEO_CAPS)
);
#else
static GstStaticPadTemplate gst_gl_download_src_pad_template =
GST_STATIC_PAD_TEMPLATE ("src",
GST_PAD_SRC,
GST_PAD_ALWAYS,
GST_STATIC_CAPS (GST_VIDEO_CAPS_RGB ";"
GST_VIDEO_CAPS_RGBx ";"
GST_VIDEO_CAPS_RGBA ";" GST_VIDEO_CAPS_YUV ("{ YUY2, UYVY, AYUV }"))
);
#endif
static GstStaticPadTemplate gst_gl_download_sink_pad_template =
GST_STATIC_PAD_TEMPLATE ("sink",
@ -126,19 +98,20 @@ static void gst_gl_download_set_property (GObject * object, guint prop_id,
static void gst_gl_download_get_property (GObject * object, guint prop_id,
GValue * value, GParamSpec * pspec);
static gboolean gst_gl_download_src_query (GstPad * pad, GstQuery * query);
static gboolean gst_gl_download_src_query (GstPad * pad, GstObject * object,
GstQuery * query);
static void gst_gl_download_reset (GstGLDownload * download);
static gboolean gst_gl_download_set_caps (GstBaseTransform * bt,
GstCaps * incaps, GstCaps * outcaps);
static GstCaps *gst_gl_download_transform_caps (GstBaseTransform * bt,
GstPadDirection direction, GstCaps * caps);
GstPadDirection direction, GstCaps * caps, GstCaps * filter);
static gboolean gst_gl_download_start (GstBaseTransform * bt);
static gboolean gst_gl_download_stop (GstBaseTransform * bt);
static GstFlowReturn gst_gl_download_transform (GstBaseTransform * trans,
GstBuffer * inbuf, GstBuffer * outbuf);
static gboolean gst_gl_download_get_unit_size (GstBaseTransform * trans,
GstCaps * caps, guint * size);
GstCaps * caps, gsize * size);
static void
@ -213,27 +186,27 @@ gst_gl_download_get_property (GObject * object, guint prop_id,
}
static gboolean
gst_gl_download_src_query (GstPad * pad, GstQuery * query)
gst_gl_download_src_query (GstPad * pad, GstObject * object, GstQuery * query)
{
GstGLDownload *download = GST_GL_DOWNLOAD (gst_pad_get_parent (pad));
gboolean res = FALSE;
GstGLDownload *download;
gboolean res;
download = GST_GL_DOWNLOAD (object);
switch (GST_QUERY_TYPE (query)) {
case GST_QUERY_CUSTOM:
{
GstStructure *structure = gst_query_get_structure (query);
GstStructure *structure = gst_query_writable_structure (query);
gst_structure_set (structure, "gstgldisplay", G_TYPE_POINTER,
download->display, NULL);
res = gst_pad_query_default (pad, query);
res = gst_pad_query_default (pad, object, query);
break;
}
default:
res = gst_pad_query_default (pad, query);
res = gst_pad_query_default (pad, object, query);
break;
}
gst_object_unref (download);
return res;
}
@ -272,56 +245,59 @@ gst_gl_download_stop (GstBaseTransform * bt)
return TRUE;
}
/* from videoconvert code */
/* copies the given caps */
static GstCaps *
gst_gl_download_caps_remove_format_info (GstCaps * caps)
{
GstStructure *st;
gint i, n;
GstCaps *res;
res = gst_caps_new_empty ();
n = gst_caps_get_size (caps);
for (i = 0; i < n; i++) {
st = gst_caps_get_structure (caps, i);
/* If this is already expressed by the existing caps
* skip this structure */
if (i > 0 && gst_caps_is_subset_structure (res, st))
continue;
st = gst_structure_copy (st);
gst_structure_remove_fields (st, "format", "palette_data",
"colorimetry", "chroma-site", NULL);
gst_caps_append_structure (res, st);
}
return res;
}
/* from videoconvert code */
static GstCaps *
gst_gl_download_transform_caps (GstBaseTransform * bt,
GstPadDirection direction, GstCaps * caps)
GstPadDirection direction, GstCaps * caps, GstCaps * filter)
{
GstStructure *structure;
GstCaps *newcaps, *newothercaps;
GstStructure *newstruct;
const GValue *width_value;
const GValue *height_value;
const GValue *framerate_value;
const GValue *par_value;
GstCaps *tmp, *tmp2;
GstCaps *result;
GST_DEBUG ("transform caps %" GST_PTR_FORMAT, caps);
/* Get all possible caps that we can transform to */
tmp = gst_gl_download_caps_remove_format_info (caps);
structure = gst_caps_get_structure (caps, 0);
if (filter) {
tmp2 = gst_caps_intersect_full (filter, tmp, GST_CAPS_INTERSECT_FIRST);
gst_caps_unref (tmp);
tmp = tmp2;
}
width_value = gst_structure_get_value (structure, "width");
height_value = gst_structure_get_value (structure, "height");
framerate_value = gst_structure_get_value (structure, "framerate");
par_value = gst_structure_get_value (structure, "pixel-aspect-ratio");
result = tmp;
if (direction == GST_PAD_SINK) {
newothercaps = gst_caps_new_simple ("video/x-raw-rgb", NULL);
newstruct = gst_caps_get_structure (newothercaps, 0);
gst_structure_set_value (newstruct, "width", width_value);
gst_structure_set_value (newstruct, "height", height_value);
gst_structure_set_value (newstruct, "framerate", framerate_value);
if (par_value)
gst_structure_set_value (newstruct, "pixel-aspect-ratio", par_value);
else
gst_structure_set (newstruct, "pixel-aspect-ratio", GST_TYPE_FRACTION,
1, 1, NULL);
newcaps = gst_caps_new_simple ("video/x-raw-yuv", NULL);
gst_caps_append (newcaps, newothercaps);
} else
newcaps = gst_caps_new_simple ("video/x-raw-gl", NULL);
GST_DEBUG_OBJECT (bt, "transformed %" GST_PTR_FORMAT " into %"
GST_PTR_FORMAT, caps, result);
newstruct = gst_caps_get_structure (newcaps, 0);
gst_structure_set_value (newstruct, "width", width_value);
gst_structure_set_value (newstruct, "height", height_value);
gst_structure_set_value (newstruct, "framerate", framerate_value);
if (par_value)
gst_structure_set_value (newstruct, "pixel-aspect-ratio", par_value);
else
gst_structure_set (newstruct, "pixel-aspect-ratio", GST_TYPE_FRACTION,
1, 1, NULL);
GST_DEBUG ("new caps %" GST_PTR_FORMAT, newcaps);
return newcaps;
return result;
}
static gboolean
@ -329,20 +305,24 @@ gst_gl_download_set_caps (GstBaseTransform * bt, GstCaps * incaps,
GstCaps * outcaps)
{
GstGLDownload *download;
GstVideoInfo vinfo;
gboolean ret;
download = GST_GL_DOWNLOAD (bt);
GST_DEBUG ("called with %" GST_PTR_FORMAT, incaps);
ret = gst_video_format_parse_caps (outcaps, &download->video_format,
&download->width, &download->height);
ret = gst_video_info_from_caps (&vinfo, outcaps);
if (!ret) {
GST_ERROR ("bad caps");
return FALSE;
}
download->video_format = GST_VIDEO_INFO_FORMAT (&vinfo);
download->width = GST_VIDEO_INFO_WIDTH (&vinfo);
download->height = GST_VIDEO_INFO_HEIGHT (&vinfo);
if (!download->display) {
GST_ERROR ("display is null");
return FALSE;
@ -359,24 +339,14 @@ gst_gl_download_set_caps (GstBaseTransform * bt, GstCaps * incaps,
static gboolean
gst_gl_download_get_unit_size (GstBaseTransform * trans, GstCaps * caps,
guint * size)
gsize * size)
{
gboolean ret;
GstStructure *structure;
gint width;
gint height;
GstVideoInfo vinfo;
structure = gst_caps_get_structure (caps, 0);
if (gst_structure_has_name (structure, "video/x-raw-gl")) {
ret = gst_gl_buffer_parse_caps (caps, &width, &height);
if (ret)
*size = gst_gl_buffer_get_size (width, height);
} else {
GstVideoFormat video_format;
ret = gst_video_format_parse_caps (caps, &video_format, &width, &height);
if (ret)
*size = gst_video_format_get_size (video_format, width, height);
}
ret = gst_video_info_from_caps (&vinfo, caps);
if (ret)
*size = GST_VIDEO_INFO_SIZE (&vinfo);
return ret;
}
@ -385,17 +355,16 @@ static GstFlowReturn
gst_gl_download_transform (GstBaseTransform * trans, GstBuffer * inbuf,
GstBuffer * outbuf)
{
GstGLDownload *download = GST_GL_DOWNLOAD (trans);
GstGLBuffer *gl_inbuf = GST_GL_BUFFER (inbuf);
/*GstGLDownload *download;
GST_DEBUG ("making video %p size %d",
GST_BUFFER_DATA (outbuf), GST_BUFFER_SIZE (outbuf));
download = GST_GL_DOWNLOAD (trans); */
//blocking call
if (gst_gl_display_do_download (download->display, gl_inbuf->texture,
gl_inbuf->width, gl_inbuf->height, GST_BUFFER_DATA (outbuf)))
return GST_FLOW_OK;
else
return GST_FLOW_UNEXPECTED;
/*FIXME: Use GstGLMeta
if (gst_gl_display_do_download (download->display, gl_inbuf->texture,
gl_inbuf->width, gl_inbuf->height, GST_BUFFER_DATA (outbuf)))
return GST_FLOW_OK;
else */
return GST_FLOW_EOS;
}