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sys/glsink/: Change glimagesink over to using GL buffers. This breaks glimagesink for normal operation, but should b...

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Original commit message from CVS:
* sys/glsink/glimagesink.c:
* sys/glsink/gstglupload.c:
Change glimagesink over to using GL buffers.  This breaks
glimagesink for normal operation, but should be fixed soon.
This commit is contained in:
David Schleef 2007-12-27 05:26:05 +00:00
parent 2b704cae58
commit f7bf973cc0
3 changed files with 114 additions and 26 deletions
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7
ChangeLog
View file

@ -1,3 +1,10 @@
2007-12-26 David Schleef <ds@schleef.org>
* sys/glsink/glimagesink.c:
* sys/glsink/gstglupload.c:
Change glimagesink over to using GL buffers. This breaks
glimagesink for normal operation, but should be fixed soon.
2007-12-26 David Schleef <ds@schleef.org>
* sys/glsink/gltestsrc.c:

119
sys/glsink/glimagesink.c
View file

@ -27,6 +27,7 @@
#include <gst/interfaces/xoverlay.h>
#include <gst/video/gstvideosink.h>
#include <gst/video/video.h>
#include "gstglbuffer.h"
#include <string.h>
@ -68,7 +69,7 @@ static gboolean gst_glimage_sink_interface_supported (GstImplementsInterface *
static void gst_glimage_sink_implements_init (GstImplementsInterfaceClass *
klass);
static void gst_glimage_sink_update_caps (GstGLImageSink * glimage_sink);
//static void gst_glimage_sink_update_caps (GstGLImageSink * glimage_sink);
static const GstElementDetails gst_glimage_sink_details =
GST_ELEMENT_DETAILS ("OpenGL video sink",
@ -82,13 +83,15 @@ GST_ELEMENT_DETAILS ("OpenGL video sink",
#define YUV_CAPS
#endif
static GstStaticPadTemplate gst_glimage_sink_template =
GST_STATIC_PAD_TEMPLATE ("sink",
GST_STATIC_PAD_TEMPLATE ("sink",
GST_PAD_SINK,
GST_PAD_ALWAYS,
GST_STATIC_CAPS (GST_VIDEO_CAPS_RGBx ";" GST_VIDEO_CAPS_BGRx ";"
GST_VIDEO_CAPS_xRGB ";" GST_VIDEO_CAPS_xBGR YUV_CAPS)
GST_STATIC_CAPS (GST_GL_VIDEO_CAPS)
);
//GST_VIDEO_CAPS_RGBx ";" GST_VIDEO_CAPS_BGRx ";"
//GST_VIDEO_CAPS_xRGB ";" GST_VIDEO_CAPS_xBGR YUV_CAPS)
enum
{
ARG_0,
@ -150,7 +153,8 @@ gst_glimage_sink_class_init (GstGLImageSinkClass * klass)
gstelement_class->change_state = gst_glimage_sink_change_state;
gstbasesink_class->get_caps = gst_glimage_sink_get_caps;
if (0)
gstbasesink_class->get_caps = gst_glimage_sink_get_caps;
gstbasesink_class->set_caps = gst_glimage_sink_set_caps;
gstbasesink_class->get_times = gst_glimage_sink_get_times;
gstbasesink_class->preroll = gst_glimage_sink_render;
@ -166,7 +170,7 @@ gst_glimage_sink_init (GstGLImageSink * glimage_sink,
{
glimage_sink->display_name = NULL;
gst_glimage_sink_update_caps (glimage_sink);
//gst_glimage_sink_update_caps (glimage_sink);
}
static void
@ -282,12 +286,14 @@ static gboolean
gst_glimage_sink_start (GstBaseSink * bsink)
{
GstGLImageSink *glimage_sink;
gboolean ret;
//gboolean ret;
GST_DEBUG ("start");
glimage_sink = GST_GLIMAGE_SINK (bsink);
#if 0
glimage_sink->display = gst_gl_display_new ();
ret = gst_gl_display_connect (glimage_sink->display,
glimage_sink->display_name);
@ -299,6 +305,7 @@ gst_glimage_sink_start (GstBaseSink * bsink)
if (glimage_sink->window_id) {
gst_gl_display_set_window (glimage_sink->display, glimage_sink->window_id);
}
#endif
GST_DEBUG ("start done");
@ -375,42 +382,42 @@ static gboolean
gst_glimage_sink_set_caps (GstBaseSink * bsink, GstCaps * caps)
{
GstGLImageSink *glimage_sink;
GstCaps *intersection;
int width;
int height;
gboolean ok;
int fps_n, fps_d;
int par_n, par_d;
GstVideoFormat format;
GstStructure *structure;
GST_DEBUG ("set caps with %" GST_PTR_FORMAT, caps);
glimage_sink = GST_GLIMAGE_SINK (bsink);
intersection = gst_caps_intersect (glimage_sink->caps, caps);
if (gst_caps_is_empty (intersection)) {
return FALSE;
structure = gst_caps_get_structure (caps, 0);
if (0) {
ok = gst_video_format_parse_caps (caps, &format, &width, &height);
ok &= gst_video_parse_caps_framerate (caps, &fps_n, &fps_d);
ok &= gst_video_parse_caps_pixel_aspect_ratio (caps, &par_n, &par_d);
} else {
ok = gst_structure_get_int (structure, "width", &width);
ok &= gst_structure_get_int (structure, "height", &height);
ok &= gst_video_parse_caps_framerate (caps, &fps_n, &fps_d);
ok &= gst_video_parse_caps_pixel_aspect_ratio (caps, &par_n, &par_d);
}
gst_caps_unref (intersection);
ok = gst_video_format_parse_caps (caps, &format, &width, &height);
ok &= gst_video_parse_caps_framerate (caps, &fps_n, &fps_d);
ok &= gst_video_parse_caps_pixel_aspect_ratio (caps, &par_n, &par_d);
if (!ok)
return FALSE;
GST_VIDEO_SINK_WIDTH (glimage_sink) = width;
GST_VIDEO_SINK_HEIGHT (glimage_sink) = height;
glimage_sink->format = format;
//glimage_sink->format = format;
glimage_sink->fps_n = fps_n;
glimage_sink->fps_d = fps_d;
glimage_sink->par_n = par_n;
glimage_sink->par_d = par_d;
glimage_sink->type = format;
//glimage_sink->type = format;
#if 0
if (!glimage_sink->window) {
@ -425,15 +432,71 @@ static GstFlowReturn
gst_glimage_sink_render (GstBaseSink * bsink, GstBuffer * buf)
{
GstGLImageSink *glimage_sink;
GstGLBuffer *gl_buffer = GST_GL_BUFFER (buf);
GstGLDisplay *display;
GST_DEBUG ("render");
glimage_sink = GST_GLIMAGE_SINK (bsink);
gst_gl_display_draw_image (glimage_sink->display,
glimage_sink->type, GST_BUFFER_DATA (buf),
GST_VIDEO_SINK_WIDTH (glimage_sink),
GST_VIDEO_SINK_HEIGHT (glimage_sink));
if (glimage_sink->display == NULL) {
glimage_sink->display = g_object_ref (gl_buffer->display);
if (glimage_sink->window_id) {
gst_gl_display_set_window (glimage_sink->display,
glimage_sink->window_id);
}
} else {
g_assert (gl_buffer->display == glimage_sink->display);
}
display = gl_buffer->display;
gst_gl_display_lock (display);
/* FIXME polling causes a round-trip delay. This should be changed
* to catch structure events */
gst_gl_display_update_attributes (display);
glViewport (0, 0, display->win_width, display->win_height);
glClearColor (0.3, 0.3, 0.3, 1.0);
glClear (GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
glMatrixMode (GL_PROJECTION);
glLoadIdentity ();
glMatrixMode (GL_MODELVIEW);
glLoadIdentity ();
glDisable (GL_CULL_FACE);
glEnableClientState (GL_TEXTURE_COORD_ARRAY);
glColor4f (1, 1, 1, 1);
glEnable (GL_TEXTURE_RECTANGLE_ARB);
glBindTexture (GL_TEXTURE_RECTANGLE_ARB, gl_buffer->texture);
glTexParameteri (GL_TEXTURE_RECTANGLE_ARB, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
glTexParameteri (GL_TEXTURE_RECTANGLE_ARB, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
glTexParameteri (GL_TEXTURE_RECTANGLE_ARB, GL_TEXTURE_WRAP_S, GL_CLAMP);
glTexParameteri (GL_TEXTURE_RECTANGLE_ARB, GL_TEXTURE_WRAP_T, GL_CLAMP);
glTexEnvi (GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE);
glColor4f (1, 0, 1, 1);
glBegin (GL_QUADS);
glNormal3f (0, 0, -1);
glTexCoord2f (gl_buffer->width, 0);
glVertex3f (1.0, 1.0, 0);
glTexCoord2f (0, 0);
glVertex3f (-1.0, 1.0, 0);
glTexCoord2f (0, gl_buffer->height);
glVertex3f (-1.0, -1.0, 0);
glTexCoord2f (gl_buffer->width, gl_buffer->height);
glVertex3f (1.0, -1.0, 0);
glEnd ();
glXSwapBuffers (display->display, display->window);
gst_gl_display_unlock (display);
return GST_FLOW_OK;
}
@ -464,7 +527,9 @@ gst_glimage_sink_set_xwindow_id (GstXOverlay * overlay, XID window_id)
return;
}
glimage_sink->window_id = window_id;
gst_gl_display_set_window (glimage_sink->display, glimage_sink->window_id);
if (glimage_sink->display) {
gst_gl_display_set_window (glimage_sink->display, glimage_sink->window_id);
}
}
static void
@ -503,6 +568,7 @@ gst_glimage_sink_implements_init (GstImplementsInterfaceClass * klass)
* helper functions
*/
#if 0
static void
gst_caps_set_all (GstCaps * caps, char *field, ...)
{
@ -518,7 +584,9 @@ gst_caps_set_all (GstCaps * caps, char *field, ...)
va_end (var_args);
}
}
#endif
#if 0
static void
gst_glimage_sink_update_caps (GstGLImageSink * glimage_sink)
{
@ -555,3 +623,4 @@ gst_glimage_sink_update_caps (GstGLImageSink * glimage_sink)
gst_caps_replace (&glimage_sink->caps, caps);
}
#endif

14
sys/glsink/gstglupload.c
View file

@ -214,10 +214,14 @@ gst_gl_upload_sink_setcaps (GstPad * pad, GstCaps * caps)
int width;
gboolean ret;
GstCaps *srccaps;
int fps_n, fps_d;
int par_n, par_d;
upload = GST_GL_UPLOAD (gst_pad_get_parent (pad));
ret = gst_video_format_parse_caps (caps, &video_format, &width, &height);
ret &= gst_video_parse_caps_framerate (caps, &fps_n, &fps_d);
if (!ret)
return FALSE;
@ -227,8 +231,16 @@ gst_gl_upload_sink_setcaps (GstPad * pad, GstCaps * caps)
GST_DEBUG ("setcaps %d %d %d", video_format, width, height);
par_n = 1;
par_d = 1;
gst_video_parse_caps_pixel_aspect_ratio (caps, &par_n, &par_d);
srccaps = gst_caps_new_simple ("video/x-raw-gl",
"width", G_TYPE_INT, width, "height", G_TYPE_INT, height, NULL);
"format", G_TYPE_INT, 0,
"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, NULL);
ret = gst_pad_set_caps (upload->srcpad, srccaps);
gst_caps_unref (srccaps);