From dba0c9bfbe9526452e3b7a6d0695a722a8362696 Mon Sep 17 00:00:00 2001 From: "Reynaldo H. Verdejo Pinochet" Date: Tue, 11 Sep 2012 11:51:28 -0300 Subject: Move VBO setup to it's own function --- ext/eglgles/gsteglglessink.c | 137 +++++++++++++++++++++++++------------------ 1 file changed, 80 insertions(+), 57 deletions(-) diff --git a/ext/eglgles/gsteglglessink.c b/ext/eglgles/gsteglglessink.c index f2311426d..9f08825cb 100644 --- a/ext/eglgles/gsteglglessink.c +++ b/ext/eglgles/gsteglglessink.c @@ -238,6 +238,8 @@ static EGLNativeWindowType gst_eglglessink_create_window (GstEglGlesSink * static gboolean gst_eglglessink_init_egl_display (GstEglGlesSink * eglglessink); static gboolean gst_eglglessink_init_egl_surface (GstEglGlesSink * eglglessink); static void gst_eglglessink_init_egl_exts (GstEglGlesSink * eglglessink); +static gboolean gst_eglglessink_setup_vbo (GstEglGlesSink * eglglessink, + gboolean reset); static void gst_eglglessink_render_and_display (GstEglGlesSink * sink, GstBuffer * buf); static inline gboolean got_gl_error (const char *wtf); @@ -960,6 +962,80 @@ SLOW_PATH_SELECTED: return; } +static gboolean +gst_eglglessink_setup_vbo (GstEglGlesSink * eglglessink, gboolean reset) +{ + + g_mutex_lock (eglglessink->flow_lock); + + GST_INFO_OBJECT (eglglessink, "VBO setup. have_vbo:%d, should reset %d", + eglglessink->have_vbo, reset); + + if (!eglglessink->have_vbo || reset) { + GST_DEBUG_OBJECT (eglglessink, "Performing VBO setup"); + eglglessink->coordarray[0].x = -1; + eglglessink->coordarray[0].y = 1; + eglglessink->coordarray[0].z = 0; + + eglglessink->coordarray[1].x = 1; + eglglessink->coordarray[1].y = 1; + eglglessink->coordarray[1].z = 0; + + eglglessink->coordarray[2].x = 1; + eglglessink->coordarray[2].y = -1; + eglglessink->coordarray[2].z = 0; + + eglglessink->coordarray[3].x = -1; + eglglessink->coordarray[3].y = -1; + eglglessink->coordarray[3].z = 0; + + eglglessink->indexarray[0] = 1; + eglglessink->indexarray[1] = 2; + eglglessink->indexarray[2] = 0; + eglglessink->indexarray[3] = 3; + + glGenBuffers (1, &eglglessink->vdata); + glGenBuffers (1, &eglglessink->idata); + if (got_gl_error ("glGenBuffers")) + goto HANDLE_ERROR_LOCKED; + + glBindBuffer (GL_ARRAY_BUFFER, eglglessink->vdata); + if (got_gl_error ("glBindBuffer vdata")) + goto HANDLE_ERROR_LOCKED; + + glBufferData (GL_ARRAY_BUFFER, sizeof (eglglessink->coordarray), + eglglessink->coordarray, GL_STATIC_DRAW); + if (got_gl_error ("glBufferData vdata")) + goto HANDLE_ERROR_LOCKED; + + glVertexAttribPointer (0, 3, GL_FLOAT, GL_FALSE, 0, 0); + if (got_gl_error ("glVertexAttribPointer")) + goto HANDLE_ERROR_LOCKED; + glEnableVertexAttribArray (0); + + glBindBuffer (GL_ELEMENT_ARRAY_BUFFER, eglglessink->idata); + if (got_gl_error ("glBindBuffer idata")) + goto HANDLE_ERROR_LOCKED; + + glBufferData (GL_ELEMENT_ARRAY_BUFFER, sizeof (eglglessink->indexarray), + eglglessink->indexarray, GL_STATIC_DRAW); + if (got_gl_error ("glBufferData idata")) + goto HANDLE_ERROR_LOCKED; + + eglglessink->have_vbo = TRUE; + } else { + GST_INFO_OBJECT (eglglessink, "Won't perform VBO setup"); + } + + g_mutex_unlock (eglglessink->flow_lock); + return TRUE; + +HANDLE_ERROR_LOCKED: + g_mutex_unlock (eglglessink->flow_lock); + GST_ERROR_OBJECT (eglglessink, "Unable to perform VBO setup"); + return FALSE; +} + static gboolean gst_eglglessink_init_egl_surface (GstEglGlesSink * eglglessink) { @@ -1251,63 +1327,12 @@ gst_eglglessink_render_and_display (GstEglGlesSink * eglglessink, /* XXX: VBO stuff this actually makes more sense on the setcaps stub? * The way it is right now makes this happen only for the first buffer * though so I guess it should work */ - g_mutex_lock (eglglessink->flow_lock); - if (!eglglessink->have_vbo) { - GST_DEBUG_OBJECT (eglglessink, "Doing initial VBO setup"); - eglglessink->coordarray[0].x = -1; - eglglessink->coordarray[0].y = 1; - eglglessink->coordarray[0].z = 0; - - eglglessink->coordarray[1].x = 1; - eglglessink->coordarray[1].y = 1; - eglglessink->coordarray[1].z = 0; - - eglglessink->coordarray[2].x = 1; - eglglessink->coordarray[2].y = -1; - eglglessink->coordarray[2].z = 0; - - eglglessink->coordarray[3].x = -1; - eglglessink->coordarray[3].y = -1; - eglglessink->coordarray[3].z = 0; - - eglglessink->indexarray[0] = 1; - eglglessink->indexarray[1] = 2; - eglglessink->indexarray[2] = 0; - eglglessink->indexarray[3] = 3; - - glGenBuffers (1, &eglglessink->vdata); - glGenBuffers (1, &eglglessink->idata); - if (got_gl_error ("glGenBuffers")) - goto HANDLE_ERROR_LOCKED; - - glBindBuffer (GL_ARRAY_BUFFER, eglglessink->vdata); - if (got_gl_error ("glBindBuffer vdata")) - goto HANDLE_ERROR_LOCKED; - - glBufferData (GL_ARRAY_BUFFER, sizeof (eglglessink->coordarray), - eglglessink->coordarray, GL_STATIC_DRAW); - if (got_gl_error ("glBufferData vdata")) - goto HANDLE_ERROR_LOCKED; - - glVertexAttribPointer (0, 3, GL_FLOAT, GL_FALSE, 0, 0); - if (got_gl_error ("glVertexAttribPointer")) - goto HANDLE_ERROR_LOCKED; - glEnableVertexAttribArray (0); - - glBindBuffer (GL_ELEMENT_ARRAY_BUFFER, eglglessink->idata); - if (got_gl_error ("glBindBuffer idata")) - goto HANDLE_ERROR_LOCKED; - - glBufferData (GL_ELEMENT_ARRAY_BUFFER, sizeof (eglglessink->indexarray), - eglglessink->indexarray, GL_STATIC_DRAW); - if (got_gl_error ("glBufferData idata")) - goto HANDLE_ERROR_LOCKED; - + if (gst_eglglessink_setup_vbo (eglglessink, FALSE)) { glViewport (0, 0, w, h); - - eglglessink->have_vbo = TRUE; + } else { + GST_ERROR_OBJECT (eglglessink, "VBO setup failed"); + goto HANDLE_ERROR; } - g_mutex_unlock (eglglessink->flow_lock); glClearColor (1.0, 0.0, 0.0, 0.0); glClear (GL_COLOR_BUFFER_BIT); @@ -1323,8 +1348,6 @@ gst_eglglessink_render_and_display (GstEglGlesSink * eglglessink, HANDLE_EGL_ERROR: GST_ERROR_OBJECT (eglglessink, "EGL call returned error %x", eglGetError ()); -HANDLE_ERROR_LOCKED: - g_mutex_unlock (eglglessink->flow_lock); HANDLE_ERROR: GST_ERROR_OBJECT (eglglessink, "Rendering disabled for this frame"); } -- cgit v1.2.3