static void
update_image (APP_STATE_T * state, GstBuffer * buffer)
{
GstVideoGLTextureUploadMeta *meta = NULL;
if (state->current_buffer) {
gst_buffer_unref (state->current_buffer);
} else {
/* Setup the model world */
init_model_proj (state);
TRACE_VC_MEMORY ("after init_model_proj");
/* initialize the OGLES texture(s) */
init_textures (state, buffer);
TRACE_VC_MEMORY ("after init_textures");
}
state->current_buffer = gst_buffer_ref (buffer);
TRACE_VC_MEMORY_ONCE_FOR_ID ("before GstVideoGLTextureUploadMeta", gid0);
if (state->can_avoid_upload) {
GstMemory *mem = gst_buffer_peek_memory (state->current_buffer, 0);
g_assert (gst_is_gl_memory (mem));
state->tex = ((GstGLMemory *) mem)->tex_id;
} else if ((meta = gst_buffer_get_video_gl_texture_upload_meta (buffer))) {
if (meta->n_textures == 1) {
guint ids[4] = { state->tex, 0, 0, 0 };
if (!gst_video_gl_texture_upload_meta_upload (meta, ids)) {
GST_WARNING ("failed to upload to texture");
}
}
}
TRACE_VC_MEMORY_ONCE_FOR_ID ("after GstVideoGLTextureUploadMeta", gid1);
}
static void
render_scene (APP_STATE_T * state)
{
update_model (state);
redraw_scene (state);
TRACE_VC_MEMORY_ONCE_FOR_ID ("after render_scene", gid2);
}
static void
update_image (APP_STATE_T * state, GstBuffer * buffer)
{
GstMemory *mem = gst_buffer_peek_memory (buffer, 0);
if (state->current_mem) {
gst_memory_unref (state->current_mem);
}
state->current_mem = gst_memory_ref (mem);
TRACE_VC_MEMORY_ONCE_FOR_ID ("before glEGLImageTargetTexture2DOES", gid0);
glBindTexture (GL_TEXTURE_2D, state->tex);
glEGLImageTargetTexture2DOES (GL_TEXTURE_2D,
gst_egl_image_memory_get_image (mem));
TRACE_VC_MEMORY_ONCE_FOR_ID ("after glEGLImageTargetTexture2DOES", gid1);
}
