mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-11-23 18:21:04 +00:00
[150/906] glTexImage2D(w, h, NULL) is now called only one time (mem alloc)
This commit is contained in:
Julien Isorce
Tim-Philipp Müller
parent
46812f8be9
commit
1a7a34b5c0
3 changed files with 127 additions and 61 deletions
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@ -1,4 +1,4 @@
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/*
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/*
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* GStreamer
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* Copyright (C) 2008 Julien Isorce <julien.isorce@gmail.com>
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*
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@ -30,7 +30,8 @@ static void
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gst_gl_buffer_finalize (GstGLBuffer* buffer)
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{
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//blocking call, put the texture in the pool
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gst_gl_display_del_texture (buffer->display, buffer->texture);
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gst_gl_display_del_texture (buffer->display, buffer->texture,
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buffer->width, buffer->height);
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g_object_unref (buffer->display);
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@ -100,7 +101,7 @@ gst_gl_buffer_new (GstGLDisplay* display,
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GST_BUFFER_SIZE (gl_buffer) = gst_gl_buffer_get_size (gl_width, gl_height);
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//blocking call, generate a texture using the pool
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gst_gl_display_gen_texture (gl_buffer->display, &gl_buffer->texture) ;
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gst_gl_display_gen_texture (gl_buffer->display, &gl_buffer->texture, gl_width, gl_height) ;
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return gl_buffer;
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}
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@ -62,8 +62,9 @@ void gst_gl_display_post_message (GstGLDisplayAction action, GstGLDisplay* displ
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void gst_gl_display_on_resize(gint width, gint height);
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void gst_gl_display_on_draw (void);
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void gst_gl_display_on_close (void);
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void gst_gl_display_glgen_texture (GstGLDisplay* display, GLuint* pTexture);
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void gst_gl_display_gldel_texture (GstGLDisplay* display, GLuint* pTexture);
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void gst_gl_display_glgen_texture (GstGLDisplay* display, GLuint* pTexture, GLint width, GLint height);
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void gst_gl_display_gldel_texture (GstGLDisplay* display, GLuint* pTexture, GLint width, GLint height);
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void gst_gl_display_destroynotify_func_pool (gpointer data);
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void gst_gl_display_check_framebuffer_status (void);
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/* To not make gst_gl_display_thread_do_upload
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@ -118,7 +119,7 @@ gst_gl_display_init (GstGLDisplay *display, GstGLDisplayClass *klass)
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display->win_ypos = 0;
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display->visible = FALSE;
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display->isAlive = TRUE;
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display->texturePool = g_queue_new ();
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g_datalist_init (&display->texture_pool);
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//conditions
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display->cond_create_context = g_cond_new ();
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@ -148,7 +149,11 @@ gst_gl_display_init (GstGLDisplay *display, GstGLDisplayClass *klass)
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//action gen and del texture
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display->gen_texture = 0;
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display->gen_texture_width = 0;
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display->gen_texture_height = 0;
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display->del_texture = 0;
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display->del_texture_width = 0;
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display->del_texture_height = 0;
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//client callbacks
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display->clientReshapeCallback = NULL;
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@ -366,9 +371,9 @@ gst_gl_display_finalize (GObject* object)
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g_cond_wait (display->cond_destroy_context, display->mutex);
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gst_gl_display_unlock (display);
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if (display->texturePool) {
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g_queue_free (display->texturePool);
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display->texturePool = NULL;
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if (display->texture_pool) {
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g_datalist_init (&display->texture_pool);
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display->texture_pool = NULL;
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}
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if (display->title) {
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g_string_free (display->title, TRUE);
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@ -608,7 +613,7 @@ gst_gl_display_thread_check_msg_validity (GstGLDisplayMsg *msg)
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case GST_GL_DISPLAY_ACTION_VISIBLE_CONTEXT:
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case GST_GL_DISPLAY_ACTION_RESIZE_CONTEXT:
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case GST_GL_DISPLAY_ACTION_REDISPLAY_CONTEXT:
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case GST_GL_DISPLAY_ACTION_GENERIC:
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case GST_GL_DISPLAY_ACTION_GENERIC:
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case GST_GL_DISPLAY_ACTION_GEN_TEXTURE:
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case GST_GL_DISPLAY_ACTION_DEL_TEXTURE:
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case GST_GL_DISPLAY_ACTION_INIT_UPLOAD:
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@ -840,14 +845,8 @@ gst_gl_display_thread_destroy_context (GstGLDisplay *display)
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display->upload_intex = 0;
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}
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//clean up the texture pool
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while (g_queue_get_length (display->texturePool))
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{
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GstGLDisplayTex* tex = g_queue_pop_head (display->texturePool);
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glDeleteTextures (1, &tex->texture);
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g_free (tex);
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}
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g_datalist_clear (&display->texture_pool);
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g_hash_table_remove (gst_gl_display_map, GINT_TO_POINTER (display->glutWinId));
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g_print ("Context %d destroyed\n", display->glutWinId);
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@ -914,7 +913,8 @@ gst_gl_display_thread_gen_texture (GstGLDisplay * display)
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{
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glutSetWindow (display->glutWinId);
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//setup a texture to render to (this one will be in a gl buffer)
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gst_gl_display_glgen_texture (display, &display->gen_texture);
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gst_gl_display_glgen_texture (display, &display->gen_texture,
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display->gen_texture_width, display->gen_texture_height);
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g_cond_signal (display->cond_gen_texture);
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}
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@ -924,7 +924,8 @@ static void
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gst_gl_display_thread_del_texture (GstGLDisplay* display)
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{
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glutSetWindow (display->glutWinId);
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gst_gl_display_gldel_texture (display, &display->del_texture);
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gst_gl_display_gldel_texture (display, &display->del_texture,
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display->del_texture_width, display->del_texture_height);
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g_cond_signal (display->cond_del_texture);
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}
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@ -1135,6 +1136,7 @@ gst_gl_display_thread_do_upload (GstGLDisplay *display)
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{
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glutSetWindow (display->glutWinId);
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//FIXME:call upload_make function in thread_init_upload instead of calling it here
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gst_gl_display_thread_do_upload_make (display);
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gst_gl_display_thread_do_upload_fill (display);
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gst_gl_display_thread_do_upload_draw (display);
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@ -1419,12 +1421,8 @@ gst_gl_display_thread_use_fbo (GstGLDisplay *display)
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//setup a texture to render to
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glBindTexture(GL_TEXTURE_RECTANGLE_ARB, display->use_fbo_texture);
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glTexImage2D(GL_TEXTURE_RECTANGLE_ARB, 0, GL_RGBA8,
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display->use_fbo_width, display->use_fbo_height, 0, GL_RGBA, GL_UNSIGNED_BYTE, NULL);
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glTexParameteri (GL_TEXTURE_RECTANGLE_ARB, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
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glTexParameteri (GL_TEXTURE_RECTANGLE_ARB, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
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glTexParameteri (GL_TEXTURE_RECTANGLE_ARB, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
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glTexParameteri (GL_TEXTURE_RECTANGLE_ARB, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
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/*glTexImage2D(GL_TEXTURE_RECTANGLE_ARB, 0, GL_RGBA8,
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display->use_fbo_width, display->use_fbo_height, 0, GL_RGBA, GL_UNSIGNED_BYTE, NULL);*/
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//attach the texture to the FBO to renderer to
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glFramebufferTexture2DEXT(GL_FRAMEBUFFER_EXT, GL_COLOR_ATTACHMENT0_EXT,
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@ -1720,22 +1718,54 @@ void gst_gl_display_on_close (void)
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/* Generate a texture if no one is available in the pool
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* Called in the gl thread */
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void
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gst_gl_display_glgen_texture (GstGLDisplay* display, GLuint* pTexture)
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gst_gl_display_glgen_texture (GstGLDisplay* display, GLuint* pTexture, GLint width, GLint height)
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{
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if (display->isAlive)
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{
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//check if there is a texture available in the pool
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GstGLDisplayTex* tex = g_queue_pop_head (display->texturePool);
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if (tex)
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gchar string_size[512];
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sprintf (string_size, "%dx%d", width, height);
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//if the size is known
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GQueue* sub_texture_pool = g_datalist_get_data(&display->texture_pool, string_size);
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if (sub_texture_pool)
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{
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*pTexture = tex->texture;
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g_free (tex);
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//check if there is a texture available in the pool
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GstGLDisplayTex* tex = g_queue_pop_head (sub_texture_pool);
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if (tex)
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{
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*pTexture = tex->texture;
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g_free (tex);
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}
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//otherwise one more texture is generated
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//note that this new texture is added in the pool
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//only after being used
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else
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{
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glGenTextures (1, pTexture);
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glBindTexture (GL_TEXTURE_RECTANGLE_ARB, *pTexture);
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glTexImage2D(GL_TEXTURE_RECTANGLE_ARB, 0, GL_RGBA8,
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width, height, 0, GL_RGBA, GL_UNSIGNED_BYTE, NULL);
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glTexParameteri (GL_TEXTURE_RECTANGLE_ARB, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
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glTexParameteri (GL_TEXTURE_RECTANGLE_ARB, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
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glTexParameteri (GL_TEXTURE_RECTANGLE_ARB, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
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glTexParameteri (GL_TEXTURE_RECTANGLE_ARB, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
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}
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}
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//otherwise one more texture is generated
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//note that this new texture is added in the pool
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//only after being used
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//should be factorized
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else
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{
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glGenTextures (1, pTexture);
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glBindTexture (GL_TEXTURE_RECTANGLE_ARB, *pTexture);
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glTexImage2D(GL_TEXTURE_RECTANGLE_ARB, 0, GL_RGBA8,
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width, height, 0, GL_RGBA, GL_UNSIGNED_BYTE, NULL);
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glTexParameteri (GL_TEXTURE_RECTANGLE_ARB, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
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glTexParameteri (GL_TEXTURE_RECTANGLE_ARB, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
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glTexParameteri (GL_TEXTURE_RECTANGLE_ARB, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
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glTexParameteri (GL_TEXTURE_RECTANGLE_ARB, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
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}
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}
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else
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*pTexture = 0;
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@ -1745,18 +1775,44 @@ gst_gl_display_glgen_texture (GstGLDisplay* display, GLuint* pTexture)
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/* Delete a texture, actually the texture is just added to the pool
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* Called in the gl thread */
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void
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gst_gl_display_gldel_texture (GstGLDisplay* display, GLuint* pTexture)
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gst_gl_display_gldel_texture (GstGLDisplay* display, GLuint* pTexture, GLint width, GLint height)
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{
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//Each existing texture is destroyed only when the pool is destroyed
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//The pool of textures is deleted in the GstGLDisplay destructor
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//contruct a texture pool element
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gchar string_size[512];
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sprintf (string_size, "%dx%d", width, height);
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//if the size is known
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GQueue* sub_texture_pool = g_datalist_get_data(&display->texture_pool, string_size);
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if (!sub_texture_pool)
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{
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sub_texture_pool = g_queue_new ();
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g_datalist_set_data_full(&display->texture_pool, string_size,
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sub_texture_pool, gst_gl_display_destroynotify_func_pool);
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}
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//contruct a sub texture pool element
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GstGLDisplayTex* tex = g_new0 (GstGLDisplayTex, 1);
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tex->texture = *pTexture;
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*pTexture = 0;
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//add tex to the pool, it makes texture allocation reusable
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g_queue_push_tail (display->texturePool, tex);
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g_queue_push_tail (sub_texture_pool, tex);
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}
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/* call when a sub texture pool is removed from the data list */
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void gst_gl_display_destroynotify_func_pool (gpointer data)
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{
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GQueue* sub_texture_pool = (GQueue*) data;
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while (g_queue_get_length (sub_texture_pool))
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{
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GstGLDisplayTex* tex = g_queue_pop_head (sub_texture_pool);
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glDeleteTextures (1, &tex->texture);
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g_free (tex);
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}
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}
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@ -1886,9 +1942,9 @@ gst_gl_display_redisplay (GstGLDisplay* display, GLuint texture, gint width , gi
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return isAlive;
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}
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void
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void
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gst_gl_display_thread_add (GstGLDisplay *display,
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GstGLDisplayThreadFunc func, gpointer data)
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GstGLDisplayThreadFunc func, gpointer data)
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{
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gst_gl_display_lock (display);
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display->data = data;
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@ -1900,9 +1956,11 @@ gst_gl_display_thread_add (GstGLDisplay *display,
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/* Called by gst_gl_buffer_new */
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void
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gst_gl_display_gen_texture (GstGLDisplay* display, GLuint* pTexture)
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gst_gl_display_gen_texture (GstGLDisplay* display, GLuint* pTexture, GLint width, GLint height)
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{
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gst_gl_display_lock (display);
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display->gen_texture_width = width;
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display->gen_texture_height = height;
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gst_gl_display_post_message (GST_GL_DISPLAY_ACTION_GEN_TEXTURE, display);
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g_cond_wait (display->cond_gen_texture, display->mutex);
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*pTexture = display->gen_texture;
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@ -1912,10 +1970,12 @@ gst_gl_display_gen_texture (GstGLDisplay* display, GLuint* pTexture)
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/* Called by gst_gl_buffer_finalize */
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void
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gst_gl_display_del_texture (GstGLDisplay* display, GLuint texture)
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gst_gl_display_del_texture (GstGLDisplay* display, GLuint texture, GLint width, GLint height)
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{
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gst_gl_display_lock (display);
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display->del_texture = texture;
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display->del_texture_width = width;
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display->del_texture_height = height;
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gst_gl_display_post_message (GST_GL_DISPLAY_ACTION_DEL_TEXTURE, display);
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g_cond_wait (display->cond_del_texture, display->mutex);
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gst_gl_display_unlock (display);
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@ -2152,6 +2212,7 @@ void gst_gl_display_thread_do_upload_make (GstGLDisplay *display)
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gint width = display->upload_data_with;
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gint height = display->upload_data_height;
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//FIXME:remove the next check then call this function in thread_init_upload
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if (display->upload_intex == 0)
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{
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glGenTextures (1, &display->upload_intex);
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@ -1,4 +1,4 @@
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/*
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/*
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* GStreamer
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* Copyright (C) 2008 Julien Isorce <julien.isorce@gmail.com>
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* Copyright (C) 2008 Filippo Argiolas <filippo.argiolas@gmail.com>
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@ -70,16 +70,16 @@ typedef enum {
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GST_GL_DISPLAY_ACTION_GENERIC,
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GST_GL_DISPLAY_ACTION_GEN_TEXTURE,
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GST_GL_DISPLAY_ACTION_DEL_TEXTURE,
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GST_GL_DISPLAY_ACTION_INIT_UPLOAD,
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GST_GL_DISPLAY_ACTION_INIT_UPLOAD,
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GST_GL_DISPLAY_ACTION_DO_UPLOAD,
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GST_GL_DISPLAY_ACTION_INIT_DOWNLOAD,
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GST_GL_DISPLAY_ACTION_DO_DOWNLOAD,
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GST_GL_DISPLAY_ACTION_GEN_FBO,
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GST_GL_DISPLAY_ACTION_DO_DOWNLOAD,
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GST_GL_DISPLAY_ACTION_GEN_FBO,
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GST_GL_DISPLAY_ACTION_USE_FBO,
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GST_GL_DISPLAY_ACTION_DEL_FBO,
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GST_GL_DISPLAY_ACTION_DEL_FBO,
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GST_GL_DISPLAY_ACTION_GEN_SHADER,
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GST_GL_DISPLAY_ACTION_DEL_SHADER
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} GstGLDisplayAction;
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@ -87,7 +87,7 @@ typedef enum {
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typedef struct _GstGLDisplayMsg {
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GstGLDisplayAction action;
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gint glutWinId;
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GstGLDisplay* display;
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GstGLDisplay* display;
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} GstGLDisplayMsg;
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@ -111,7 +111,7 @@ struct _GstGLDisplay {
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//thread safe
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GMutex* mutex;
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//gl context
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gint glutWinId;
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gulong winId;
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@ -120,8 +120,8 @@ struct _GstGLDisplay {
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gint win_ypos;
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gboolean visible;
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gboolean isAlive;
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GQueue* texturePool;
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GData* texture_pool;
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//conditions
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GCond* cond_create_context;
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GCond* cond_destroy_context;
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@ -154,7 +154,11 @@ struct _GstGLDisplay {
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//action gen and del texture
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GLuint gen_texture;
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GLuint gen_texture_width;
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GLuint gen_texture_height;
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GLuint del_texture;
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GLuint del_texture_width;
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GLuint del_texture_height;
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//client callbacks
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CRCB clientReshapeCallback;
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@ -180,7 +184,7 @@ struct _GstGLDisplay {
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GLuint gen_fbo_height;
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GLuint generated_fbo;
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GLuint generated_depth_buffer;
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//filter use fbo
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GLuint use_fbo;
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GLuint use_depth_buffer;
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@ -255,11 +259,11 @@ GType gst_gl_display_get_type (void);
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//------------------------------------------------------------
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//-------------------- Public declarations ------------------
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//------------------------------------------------------------
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//------------------------------------------------------------
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GstGLDisplay* gst_gl_display_new (void);
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void gst_gl_display_create_context (GstGLDisplay* display,
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GLint x, GLint y,
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void gst_gl_display_create_context (GstGLDisplay* display,
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GLint x, GLint y,
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GLint width, GLint height,
|
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gulong winId,
|
||||
gboolean visible);
|
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|
@ -270,21 +274,21 @@ gboolean gst_gl_display_redisplay (GstGLDisplay* display, GLuint texture, gint w
|
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void gst_gl_display_thread_add (GstGLDisplay *display,
|
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GstGLDisplayThreadFunc func, gpointer data);
|
||||
|
||||
void gst_gl_display_gen_texture (GstGLDisplay* display, GLuint* pTexture);
|
||||
void gst_gl_display_del_texture (GstGLDisplay* display, GLuint texture);
|
||||
void gst_gl_display_gen_texture (GstGLDisplay* display, GLuint* pTexture, GLint width, GLint height);
|
||||
void gst_gl_display_del_texture (GstGLDisplay* display, GLuint texture, GLint width, GLint height);
|
||||
|
||||
void gst_gl_display_init_upload (GstGLDisplay* display, GstVideoFormat video_format,
|
||||
guint gl_width, guint gl_height);
|
||||
gboolean gst_gl_display_do_upload (GstGLDisplay* display, GLuint texture,
|
||||
gint data_width, gint data_height,
|
||||
gint data_width, gint data_height,
|
||||
gpointer data);
|
||||
void gst_gl_display_init_download (GstGLDisplay* display, GstVideoFormat video_format,
|
||||
void gst_gl_display_init_download (GstGLDisplay* display, GstVideoFormat video_format,
|
||||
gint width, gint height);
|
||||
gboolean gst_gl_display_do_download (GstGLDisplay* display, GLuint texture,
|
||||
gint width, gint height,
|
||||
gpointer data);
|
||||
|
||||
void gst_gl_display_gen_fbo (GstGLDisplay* display, gint width, gint height,
|
||||
void gst_gl_display_gen_fbo (GstGLDisplay* display, gint width, gint height,
|
||||
GLuint* fbo, GLuint* depthbuffer);
|
||||
gboolean gst_gl_display_use_fbo (GstGLDisplay* display, gint texture_fbo_width, gint texture_fbo_height,
|
||||
GLuint fbo, GLuint depth_buffer, GLuint texture_fbo, GLCB cb,
|
||||
|
|
@ -292,7 +296,7 @@ gboolean gst_gl_display_use_fbo (GstGLDisplay* display, gint texture_fbo_width,
|
|||
gdouble proj_param1, gdouble proj_param2,
|
||||
gdouble proj_param3, gdouble proj_param4,
|
||||
GstGLDisplayProjection projection, gpointer* stuff);
|
||||
void gst_gl_display_del_fbo (GstGLDisplay* display, GLuint fbo,
|
||||
void gst_gl_display_del_fbo (GstGLDisplay* display, GLuint fbo,
|
||||
GLuint depth_buffer);
|
||||
|
||||
void gst_gl_display_gen_shader (GstGLDisplay* display, const gchar* textShader, GstGLShader** shader);
|
||||
|
|
|
|||
Loading…
Reference in a new issue