mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-08-03 20:25:07 +00:00
[680/906] overlay: tentative port to new GstGLFuncs API
This commit is contained in:
Matthew Waters
parent
0f6bf776c5
commit
d77828d2cf
|
|
@ -152,6 +152,8 @@ GST_GL_EXT_FUNCTION (void, TexImage1D,
|
|||
const GLvoid *data))
|
||||
GST_GL_EXT_FUNCTION (void, Rotatef,
|
||||
(GLfloat angle, GLfloat x, GLfloat y, GLfloat z))
|
||||
GST_GL_EXT_FUNCTION (void, Translatef,
|
||||
(GLfloat x, GLfloat y, GLfloat z))
|
||||
GST_GL_EXT_FUNCTION (void, Lightfv,
|
||||
(GLenum light, GLenum pname, const GLfloat *params))
|
||||
GST_GL_EXT_FUNCTION (void, ColorMaterial,
|
||||
|
|
|
|||
|
|
@ -36,12 +36,15 @@
|
|||
#include "config.h"
|
||||
#endif
|
||||
|
||||
#include <gstglconfig.h>
|
||||
|
||||
#include "gstgloverlay.h"
|
||||
#include <gstgleffectssources.h>
|
||||
|
||||
#include <stdio.h>
|
||||
#include <stdlib.h>
|
||||
#include <jpeglib.h>
|
||||
#include <png.h>
|
||||
#include "gstgloverlay.h"
|
||||
#include <gstgleffectssources.h>
|
||||
|
||||
#if PNG_LIBPNG_VER >= 10400
|
||||
#define int_p_NULL NULL
|
||||
|
|
@ -105,8 +108,9 @@ static void
|
|||
gst_gl_overlay_reset_gl_resources (GstGLFilter * filter)
|
||||
{
|
||||
GstGLOverlay *overlay = GST_GL_OVERLAY (filter);
|
||||
const GstGLFuncs *gl = filter->display->gl_vtable;
|
||||
|
||||
glDeleteTextures (1, &overlay->pbuftexture);
|
||||
gl->DeleteTextures (1, &overlay->pbuftexture);
|
||||
}
|
||||
|
||||
static void
|
||||
|
|
@ -261,22 +265,43 @@ gst_gl_overlay_calc_ratio_video (GstGLOverlay * o, gfloat * video_ratio_w,
|
|||
static void
|
||||
gst_gl_overlay_init_texture (GstGLOverlay * o, GLuint tex, int flag)
|
||||
{
|
||||
GstGLFilter *filter = GST_GL_FILTER (o);
|
||||
const GstGLFuncs *gl = filter->display->gl_vtable;
|
||||
|
||||
if (flag == 0 && o->type_file == 2) {
|
||||
glEnable (GL_TEXTURE_2D);
|
||||
glBindTexture (GL_TEXTURE_2D, tex);
|
||||
gl->Enable (GL_TEXTURE_2D);
|
||||
gl->BindTexture (GL_TEXTURE_2D, tex);
|
||||
} else {
|
||||
glEnable (GL_TEXTURE_RECTANGLE_ARB);
|
||||
glBindTexture (GL_TEXTURE_RECTANGLE_ARB, tex);
|
||||
gl->Enable (GL_TEXTURE_RECTANGLE_ARB);
|
||||
gl->BindTexture (GL_TEXTURE_RECTANGLE_ARB, tex);
|
||||
}
|
||||
}
|
||||
|
||||
static void
|
||||
gst_gl_overlay_draw (GstGLOverlay * o, int flag)
|
||||
{
|
||||
GstGLFilter *filter = GST_GL_FILTER (o);
|
||||
const GstGLFuncs *gl = filter->display->gl_vtable;
|
||||
|
||||
float y = 0.0f;
|
||||
float width = 0.0f;
|
||||
float height = 0.0f;
|
||||
|
||||
/* *INDENT-OFF* */
|
||||
float v_vertices[] = {
|
||||
/*| Vertex | TexCoord |*/
|
||||
-o->ratio_x + o->posx, y, 0.0f, 0.0f, 0.0f,
|
||||
o->ratio_x + o->posx, y, 0.0f, width, 0.0f,
|
||||
o->ratio_x + o->posx, y, 0.0f, width, height,
|
||||
-o->ratio_x + o->posx, y, 0.0f, 0.0, height,
|
||||
};
|
||||
|
||||
GLushort indices[] = {
|
||||
0, 1, 2,
|
||||
0, 2, 3,
|
||||
};
|
||||
/* *INDENT-ON* */
|
||||
|
||||
if (flag == 1) {
|
||||
width = o->width_window;
|
||||
height = o->height_window;
|
||||
|
|
@ -287,16 +312,32 @@ gst_gl_overlay_draw (GstGLOverlay * o, int flag)
|
|||
width = 1.0f;
|
||||
height = 1.0f;
|
||||
}
|
||||
|
||||
v_vertices[8] = width;
|
||||
v_vertices[13] = width;
|
||||
v_vertices[14] = height;
|
||||
v_vertices[19] = height;
|
||||
|
||||
y = (o->type_file == 2 && flag == 0 ? o->ratio_y : -o->ratio_y) + o->posy;
|
||||
glTexCoord3f (0.0f, 0.0f, 0.0f);
|
||||
glVertex3f (-o->ratio_x + o->posx, y, 0.0f);
|
||||
glTexCoord3f (width, 0.0f, 0.0f);
|
||||
glVertex3f (o->ratio_x + o->posx, y, 0.0f);
|
||||
glTexCoord3f (width, height, 0.0f);
|
||||
v_vertices[1] = y;
|
||||
v_vertices[6] = y;
|
||||
y = (o->type_file == 2 && flag == 0 ? -o->ratio_y : o->ratio_y) + o->posy;
|
||||
glVertex3f (o->ratio_x + o->posx, y, 0.0f);
|
||||
glTexCoord3f (0.0f, height, 0.0f);
|
||||
glVertex3f (-o->ratio_x + o->posx, y, 0.0f);
|
||||
v_vertices[11] = y;
|
||||
v_vertices[16] = y;
|
||||
|
||||
gst_gl_display_clear_shader (filter->display);
|
||||
|
||||
gl->ClientActiveTexture (GL_TEXTURE0);
|
||||
gl->EnableClientState (GL_TEXTURE_COORD_ARRAY);
|
||||
gl->EnableClientState (GL_VERTEX_ARRAY);
|
||||
|
||||
gl->VertexPointer (3, GL_FLOAT, 5 * sizeof (float), v_vertices);
|
||||
gl->TexCoordPointer (2, GL_FLOAT, 5 * sizeof (float), &v_vertices[3]);
|
||||
|
||||
gl->DrawElements (GL_TRIANGLES, 6, GL_UNSIGNED_SHORT, indices);
|
||||
|
||||
gl->DisableClientState (GL_TEXTURE_COORD_ARRAY);
|
||||
gl->DisableClientState (GL_VERTEX_ARRAY);
|
||||
}
|
||||
|
||||
static void
|
||||
|
|
@ -326,35 +367,40 @@ gst_gl_overlay_calc_proportion (GstGLOverlay * o, int flag, float size_texture,
|
|||
static void
|
||||
gst_gl_overlay_load_texture (GstGLOverlay * o, GLuint tex, int flag)
|
||||
{
|
||||
GstGLFilter *filter = GST_GL_FILTER (o);
|
||||
const GstGLFuncs *gl = filter->display->gl_vtable;
|
||||
|
||||
gfloat video_ratio_w;
|
||||
gfloat video_ratio_h;
|
||||
|
||||
o->ratio_window = (gfloat) o->width_window / (gfloat) o->height_window;
|
||||
glMatrixMode (GL_MODELVIEW);
|
||||
glActiveTexture (GL_TEXTURE0);
|
||||
|
||||
gl->MatrixMode (GL_MODELVIEW);
|
||||
gl->ActiveTexture (GL_TEXTURE0);
|
||||
|
||||
gst_gl_overlay_init_texture (o, tex, flag);
|
||||
glBlendFunc (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
|
||||
glEnable (GL_BLEND);
|
||||
glTranslatef (0.0f, 0.0f, -1.43f);
|
||||
glScalef (1.0, 1.0, 1.0);
|
||||
|
||||
gl->BlendFunc (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
|
||||
gl->Enable (GL_BLEND);
|
||||
gl->Translatef (0.0f, 0.0f, -1.43f);
|
||||
|
||||
if (flag == 1) {
|
||||
if (o->rotate_video)
|
||||
glRotatef (o->angle_video, 0, 1, 0);
|
||||
gl->Rotatef (o->angle_video, 0, 1, 0);
|
||||
gst_gl_overlay_calc_ratio_video (o, &video_ratio_w, &video_ratio_h);
|
||||
gst_gl_overlay_calc_proportion (o, flag, o->size_video, video_ratio_w,
|
||||
video_ratio_h);
|
||||
} else {
|
||||
o->ratio_texture = (gfloat) o->width / (gfloat) o->height;
|
||||
if (o->rotate_png == 2)
|
||||
glRotatef (o->angle_png, 0, 1, 0);
|
||||
gl->Rotatef (o->angle_png, 0, 1, 0);
|
||||
gst_gl_overlay_calc_proportion (o, flag, o->size_png, (gfloat) o->width,
|
||||
(gfloat) o->height);
|
||||
}
|
||||
glBegin (GL_POLYGON);
|
||||
|
||||
gst_gl_overlay_draw (o, flag);
|
||||
glEnd ();
|
||||
if (flag == 1)
|
||||
glDisable (GL_TEXTURE_RECTANGLE_ARB);
|
||||
gl->Disable (GL_TEXTURE_RECTANGLE_ARB);
|
||||
}
|
||||
|
||||
static void
|
||||
|
|
@ -531,13 +577,15 @@ static void
|
|||
gst_gl_overlay_callback (gint width, gint height, guint texture, gpointer stuff)
|
||||
{
|
||||
GstGLOverlay *overlay = GST_GL_OVERLAY (stuff);
|
||||
GstGLFilter *filter = GST_GL_FILTER (overlay);
|
||||
const GstGLFuncs *gl = filter->display->gl_vtable;
|
||||
|
||||
glMatrixMode (GL_PROJECTION);
|
||||
glLoadIdentity ();
|
||||
gl->MatrixMode (GL_PROJECTION);
|
||||
gl->LoadIdentity ();
|
||||
gluPerspective (70.0f,
|
||||
(GLfloat) overlay->width_window / (GLfloat) overlay->height_window, 1.0f,
|
||||
1000.0f);
|
||||
glEnable (GL_DEPTH_TEST);
|
||||
gl->Enable (GL_DEPTH_TEST);
|
||||
gluLookAt (0.0, 0.0, 0.01, 0.0, 0.0, 0.0, 0.0, 1.0, 0.0);
|
||||
if (overlay->video_top) {
|
||||
gst_gl_overlay_load_texture (overlay, overlay->pbuftexture, 0);
|
||||
|
|
@ -547,7 +595,7 @@ gst_gl_overlay_callback (gint width, gint height, guint texture, gpointer stuff)
|
|||
// width = (gfloat) overlay->width;
|
||||
// height = (gfloat) overlay->height;
|
||||
// }
|
||||
glLoadIdentity ();
|
||||
gl->LoadIdentity ();
|
||||
gst_gl_overlay_load_texture (overlay, texture, 1);
|
||||
} else {
|
||||
gst_gl_overlay_load_texture (overlay, texture, 1);
|
||||
|
|
@ -557,7 +605,7 @@ gst_gl_overlay_callback (gint width, gint height, guint texture, gpointer stuff)
|
|||
// width = (gfloat) overlay->width;
|
||||
// height = (gfloat) overlay->height;
|
||||
// }
|
||||
glLoadIdentity ();
|
||||
gl->LoadIdentity ();
|
||||
gst_gl_overlay_load_texture (overlay, overlay->pbuftexture, 0);
|
||||
}
|
||||
}
|
||||
|
|
@ -566,22 +614,24 @@ static void
|
|||
init_pixbuf_texture (GstGLDisplay * display, gpointer data)
|
||||
{
|
||||
GstGLOverlay *overlay = GST_GL_OVERLAY (data);
|
||||
GstGLFilter *filter = GST_GL_FILTER (overlay);
|
||||
const GstGLFuncs *gl = filter->display->gl_vtable;
|
||||
|
||||
if (overlay->pixbuf) {
|
||||
glDeleteTextures (1, &overlay->pbuftexture);
|
||||
glGenTextures (1, &overlay->pbuftexture);
|
||||
gl->DeleteTextures (1, &overlay->pbuftexture);
|
||||
gl->GenTextures (1, &overlay->pbuftexture);
|
||||
if (overlay->type_file == 1) {
|
||||
glBindTexture (GL_TEXTURE_RECTANGLE_ARB, overlay->pbuftexture);
|
||||
glTexImage2D (GL_TEXTURE_RECTANGLE_ARB, 0, GL_RGBA,
|
||||
gl->BindTexture (GL_TEXTURE_RECTANGLE_ARB, overlay->pbuftexture);
|
||||
gl->TexImage2D (GL_TEXTURE_RECTANGLE_ARB, 0, GL_RGBA,
|
||||
(gint) overlay->width, (gint) overlay->height, 0,
|
||||
GL_RGBA, GL_UNSIGNED_BYTE, overlay->pixbuf);
|
||||
} else if (overlay->type_file == 2) {
|
||||
glBindTexture (GL_TEXTURE_2D, overlay->pbuftexture);
|
||||
glTexImage2D (GL_TEXTURE_2D, 0, overlay->internalFormat,
|
||||
gl->BindTexture (GL_TEXTURE_2D, overlay->pbuftexture);
|
||||
gl->TexImage2D (GL_TEXTURE_2D, 0, overlay->internalFormat,
|
||||
overlay->width, overlay->height, 0, overlay->format,
|
||||
GL_UNSIGNED_BYTE, overlay->pixbuf);
|
||||
glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
|
||||
glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
|
||||
gl->TexParameteri (GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
|
||||
gl->TexParameteri (GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
|
||||
}
|
||||
} else
|
||||
display->isAlive = FALSE;
|
||||
|
|
|
|||
Loading…
Reference in a new issue