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[515/906] GstGLDisplay: rework gen_texture and upload
rename functions so that other code can create textures in the GL thread change upload functions to take a GstVideoFrame default to GLSL for upload conversion
This commit is contained in:
Matthew Waters
parent
1331611094
commit
369905e5bd
2 changed files with 64 additions and 154 deletions
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@ -62,7 +62,6 @@ static void gst_gl_display_finalize (GObject * object);
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gpointer gst_gl_display_thread_create_context (GstGLDisplay * display);
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void gst_gl_display_thread_destroy_context (GstGLDisplay * display);
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void gst_gl_display_thread_run_generic (GstGLDisplay * display);
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void gst_gl_display_thread_gen_texture (GstGLDisplay * display);
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#ifdef OPENGL_ES2
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void gst_gl_display_thread_init_redisplay (GstGLDisplay * display);
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#endif
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@ -83,13 +82,8 @@ void gst_gl_display_unlock (GstGLDisplay * display);
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void gst_gl_display_on_resize (GstGLDisplay * display, gint width, gint height);
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void gst_gl_display_on_draw (GstGLDisplay * display);
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void gst_gl_display_on_close (GstGLDisplay * display);
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void gst_gl_display_glgen_texture (GstGLDisplay * display, GLuint * pTexture,
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GLint width, GLint height);
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void gst_gl_display_gldel_texture (GstGLDisplay * display, GLuint * pTexture,
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GLint width, GLint height);
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gboolean gst_gl_display_texture_pool_func_clean (gpointer key, gpointer value,
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gpointer data);
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void gst_gl_display_check_framebuffer_status (void);
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void gst_gl_display_del_texture_thread (GstGLDisplay * display,
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GLuint * pTexture);
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/* To not make gst_gl_display_thread_do_upload
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* and gst_gl_display_thread_do_download too big */
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@ -99,7 +93,7 @@ void gst_gl_display_thread_do_upload_fill (GstGLDisplay * display);
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void gst_gl_display_thread_do_upload_draw (GstGLDisplay * display);
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void gst_gl_display_thread_do_download_draw_rgb (GstGLDisplay * display);
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void gst_gl_display_thread_do_download_draw_yuv (GstGLDisplay * display);
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void gst_gl_display_gen_texture_window_cb (GstGLDisplay * display);
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//------------------------------------------------------------
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//---------------------- For klass GstGLDisplay ---------------
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@ -144,6 +138,7 @@ gst_gl_display_init (GstGLDisplay * display)
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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->gen_texture_video_format = GST_VIDEO_FORMAT_UNKNOWN;
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//client callbacks
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display->clientReshapeCallback = NULL;
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@ -160,10 +155,10 @@ gst_gl_display_init (GstGLDisplay * display)
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display->upload_width = 0;
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display->upload_height = 0;
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display->upload_video_format = GST_VIDEO_FORMAT_RGBx;
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display->upload_colorspace_conversion = GST_GL_DISPLAY_CONVERSION_MESA;
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display->upload_colorspace_conversion = GST_GL_DISPLAY_CONVERSION_GLSL;
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display->upload_data_width = 0;
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display->upload_data_height = 0;
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display->upload_data = NULL;
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display->upload_frame = NULL;
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//foreign gl context
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display->external_gl_context = 0;
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@ -781,11 +776,11 @@ gst_gl_display_thread_destroy_context (GstGLDisplay * display)
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}
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#endif
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GST_INFO ("Cleaning texture pool");
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/* GST_INFO ("Cleaning texture pool");
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//clean up the texture pool
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g_hash_table_foreach_remove (display->texture_pool,
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gst_gl_display_texture_pool_func_clean, NULL);
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gst_gl_display_texture_pool_func_clean, NULL);*/
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GST_INFO ("Context destroyed");
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}
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@ -797,17 +792,6 @@ gst_gl_display_thread_run_generic (GstGLDisplay * display)
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display->generic_callback (display, display->data);
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}
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/* Called in the gl thread */
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void
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gst_gl_display_thread_gen_texture (GstGLDisplay * display)
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{
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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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display->gen_texture_width, display->gen_texture_height);
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}
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#ifdef OPENGL_ES2
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/* Called in the gl thread */
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void
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@ -1131,6 +1115,10 @@ gst_gl_display_thread_init_upload (GstGLDisplay * display)
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void
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gst_gl_display_thread_do_upload (GstGLDisplay * display)
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{
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GST_TRACE ("uploading video frame %" GST_PTR_FORMAT " with dimensions: %ix%i",
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display->upload_frame, display->upload_data_width,
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display->upload_data_height);
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gst_gl_display_thread_do_upload_fill (display);
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switch (display->upload_video_format) {
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@ -2014,17 +2002,24 @@ gst_gl_display_on_close (GstGLDisplay * display)
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gst_gl_display_set_error (display, "Output window was closed");
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}
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void
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gst_gl_display_gen_texture_window_cb (GstGLDisplay * display)
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{
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gst_gl_display_gen_texture_thread (display, &display->gen_texture,
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display->gen_texture_video_format, display->gen_texture_width,
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display->gen_texture_height);
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}
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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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GLint width, GLint height)
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gst_gl_display_gen_texture_thread (GstGLDisplay * display, GLuint * pTexture,
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GstVideoFormat v_format, GLint width, GLint height)
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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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switch (display->upload_video_format) {
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switch (v_format) {
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case GST_VIDEO_FORMAT_RGB:
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case GST_VIDEO_FORMAT_BGR:
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case GST_VIDEO_FORMAT_RGBx:
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@ -2081,72 +2076,12 @@ gst_gl_display_glgen_texture (GstGLDisplay * display, GLuint * pTexture,
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GST_LOG ("generated texture id:%d", *pTexture);
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}
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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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GLint width, GLint height)
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gst_gl_display_del_texture_thread (GstGLDisplay * display, GLuint * pTexture)
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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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GQueue *sub_texture_pool = NULL;
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GstGLDisplayTex *tex = NULL;
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//make a unique key from w and h
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//the key cannot be w*h because (4*6 = 6*4 = 2*12 = 12*2)
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guint key = (gint) width;
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key <<= 16;
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key |= (gint) height;
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sub_texture_pool =
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g_hash_table_lookup (display->texture_pool, GUINT_TO_POINTER (key));
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//if the size is known
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if (!sub_texture_pool) {
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sub_texture_pool = g_queue_new ();
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g_hash_table_insert (display->texture_pool, GUINT_TO_POINTER (key),
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sub_texture_pool);
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GST_INFO ("one more sub texture pool inserted: %d ", key);
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GST_INFO ("nb sub texture pools: %d",
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g_hash_table_size (display->texture_pool));
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}
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//contruct a sub texture pool element
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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 (sub_texture_pool, tex);
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GST_LOG ("texture id:%d added to the sub texture pool: %d",
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tex->texture, key);
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GST_LOG ("%d texture(s) in the sub texture pool: %d",
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g_queue_get_length (sub_texture_pool), key);
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glDeleteTextures (1, pTexture);
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}
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/* call when a sub texture pool is removed from the texture pool (ghash table) */
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gboolean
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gst_gl_display_texture_pool_func_clean (gpointer key, gpointer value,
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gpointer data)
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{
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GQueue *sub_texture_pool = (GQueue *) value;
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while (g_queue_get_length (sub_texture_pool) > 0) {
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GstGLDisplayTex *tex = g_queue_pop_head (sub_texture_pool);
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GST_INFO ("trying to delete texture id: %d deleted", tex->texture);
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glDeleteTextures (1, &tex->texture);
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GST_INFO ("texture id: %d deleted", tex->texture);
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g_free (tex);
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}
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g_queue_free (sub_texture_pool);
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return TRUE;
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}
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/* called in the gl thread */
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void
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gst_gl_display_check_framebuffer_status (void)
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@ -2279,38 +2214,17 @@ 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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GLint width, GLint height)
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GstVideoFormat v_format, GLint width, GLint height)
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{
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gst_gl_display_lock (display);
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if (display->isAlive) {
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GQueue *sub_texture_pool = NULL;
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//make a unique key from w and h
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//the key cannot be w*h because (4*6 = 6*4 = 2*12 = 12*2)
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guint key = (gint) width;
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key <<= 16;
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key |= (gint) height;
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sub_texture_pool =
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g_hash_table_lookup (display->texture_pool, GUINT_TO_POINTER (key));
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//if there is a sub texture pool associated to the given key
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if (sub_texture_pool && g_queue_get_length (sub_texture_pool) > 0) {
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//a texture is available in the pool
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GstGLDisplayTex *tex = g_queue_pop_head (sub_texture_pool);
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*pTexture = tex->texture;
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g_free (tex);
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GST_LOG ("get texture id:%d from the sub texture pool: %d",
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*pTexture, key);
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} else {
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//only in this case we want to ask a texture from the gl thread
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display->gen_texture_width = width;
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display->gen_texture_height = height;
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display->gen_texture_video_format = v_format;
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gst_gl_window_send_message (display->gl_window,
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GST_GL_WINDOW_CB (gst_gl_display_thread_gen_texture), display);
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GST_GL_WINDOW_CB (gst_gl_display_gen_texture_window_cb), display);
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*pTexture = display->gen_texture;
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}
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} else
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*pTexture = 0;
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@ -2320,12 +2234,11 @@ 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, GLint width,
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GLint height)
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gst_gl_display_del_texture (GstGLDisplay * display, GLuint * pTexture)
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{
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gst_gl_display_lock (display);
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if (texture) {
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gst_gl_display_gldel_texture (display, &texture, width, height);
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if (*pTexture) {
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gst_gl_display_del_texture_thread (display, pTexture);
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}
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gst_gl_display_unlock (display);
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}
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@ -2356,7 +2269,7 @@ gst_gl_display_init_upload (GstGLDisplay * display, GstVideoFormat video_format,
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/* Called by the first gl element of a video/x-raw-gl flow */
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gboolean
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gst_gl_display_do_upload (GstGLDisplay * display, GLuint texture,
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gint data_width, gint data_height, gpointer data)
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GstVideoFrame * frame)
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{
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gboolean isAlive = TRUE;
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@ -2364,9 +2277,7 @@ gst_gl_display_do_upload (GstGLDisplay * display, GLuint texture,
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isAlive = display->isAlive;
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if (isAlive) {
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display->upload_outtex = texture;
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display->upload_data_width = data_width;
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display->upload_data_height = data_height;
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display->upload_data = data;
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display->upload_frame = frame;
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gst_gl_window_send_message (display->gl_window,
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GST_GL_WINDOW_CB (gst_gl_display_thread_do_upload), display);
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isAlive = display->isAlive;
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@ -2809,13 +2720,12 @@ gst_gl_display_thread_do_upload_fill (GstGLDisplay * display)
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{
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GstVideoInfo vinfo;
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gint width, height;
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gpointer data;
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GstVideoFrame *frame;
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width = display->upload_data_width;
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height = display->upload_data_height;
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data = display->upload_data;
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gst_video_info_set_format (&vinfo, display->upload_video_format, width,
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height);
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frame = display->upload_frame;
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vinfo = frame->info;
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width = GST_VIDEO_INFO_WIDTH (&vinfo);
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height = GST_VIDEO_INFO_HEIGHT (&vinfo);
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switch (display->upload_video_format) {
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case GST_VIDEO_FORMAT_RGB:
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@ -2865,48 +2775,48 @@ gst_gl_display_thread_do_upload_fill (GstGLDisplay * display)
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switch (display->upload_video_format) {
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case GST_VIDEO_FORMAT_RGB:
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glTexSubImage2D (GL_TEXTURE_RECTANGLE_ARB, 0, 0, 0, width, height,
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GL_RGB, GL_UNSIGNED_BYTE, data);
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GL_RGB, GL_UNSIGNED_BYTE, frame->data[0]);
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break;
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case GST_VIDEO_FORMAT_BGR:
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glTexSubImage2D (GL_TEXTURE_RECTANGLE_ARB, 0, 0, 0, width, height,
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GL_BGR, GL_UNSIGNED_BYTE, data);
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GL_BGR, GL_UNSIGNED_BYTE, frame->data[0]);
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break;
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case GST_VIDEO_FORMAT_RGBx:
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case GST_VIDEO_FORMAT_RGBA:
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glTexSubImage2D (GL_TEXTURE_RECTANGLE_ARB, 0, 0, 0, width, height,
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GL_RGBA, GL_UNSIGNED_BYTE, data);
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GL_RGBA, GL_UNSIGNED_BYTE, frame->data[0]);
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break;
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case GST_VIDEO_FORMAT_BGRx:
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case GST_VIDEO_FORMAT_BGRA:
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glTexSubImage2D (GL_TEXTURE_RECTANGLE_ARB, 0, 0, 0, width, height,
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GL_BGRA, GL_UNSIGNED_BYTE, data);
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GL_BGRA, GL_UNSIGNED_BYTE, frame->data[0]);
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break;
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case GST_VIDEO_FORMAT_AYUV:
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case GST_VIDEO_FORMAT_xRGB:
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case GST_VIDEO_FORMAT_ARGB:
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glTexSubImage2D (GL_TEXTURE_RECTANGLE_ARB, 0, 0, 0, width, height,
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GL_BGRA, GL_UNSIGNED_INT_8_8_8_8, data);
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GL_BGRA, GL_UNSIGNED_INT_8_8_8_8, frame->data[0]);
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break;
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case GST_VIDEO_FORMAT_xBGR:
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case GST_VIDEO_FORMAT_ABGR:
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glTexSubImage2D (GL_TEXTURE_RECTANGLE_ARB, 0, 0, 0, width, height,
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GL_RGBA, GL_UNSIGNED_INT_8_8_8_8, data);
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GL_RGBA, GL_UNSIGNED_INT_8_8_8_8, frame->data[0]);
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break;
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case GST_VIDEO_FORMAT_YUY2:
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switch (display->upload_colorspace_conversion) {
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case GST_GL_DISPLAY_CONVERSION_GLSL:
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case GST_GL_DISPLAY_CONVERSION_MATRIX:
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glTexSubImage2D (GL_TEXTURE_RECTANGLE_ARB, 0, 0, 0, width, height,
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GL_LUMINANCE_ALPHA, GL_UNSIGNED_BYTE, data);
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GL_LUMINANCE_ALPHA, GL_UNSIGNED_BYTE, frame->data[0]);
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glBindTexture (GL_TEXTURE_RECTANGLE_ARB, display->upload_intex_u);
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glTexSubImage2D (GL_TEXTURE_RECTANGLE_ARB, 0, 0, 0,
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GST_ROUND_UP_2 (width) / 2, height,
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GL_BGRA, GL_UNSIGNED_INT_8_8_8_8_REV, data);
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GL_BGRA, GL_UNSIGNED_INT_8_8_8_8_REV, frame->data[0]);
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break;
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case GST_GL_DISPLAY_CONVERSION_MESA:
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glTexSubImage2D (GL_TEXTURE_RECTANGLE_ARB, 0, 0, 0, width, height,
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GL_YCBCR_MESA, GL_UNSIGNED_SHORT_8_8_REV_MESA, data);
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GL_YCBCR_MESA, GL_UNSIGNED_SHORT_8_8_REV_MESA, frame->data[0]);
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break;
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default:
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gst_gl_display_set_error (display, "Unknow colorspace conversion %d",
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@ -2918,16 +2828,16 @@ gst_gl_display_thread_do_upload_fill (GstGLDisplay * display)
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case GST_GL_DISPLAY_CONVERSION_GLSL:
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case GST_GL_DISPLAY_CONVERSION_MATRIX:
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glTexSubImage2D (GL_TEXTURE_RECTANGLE_ARB, 0, 0, 0, width, height,
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GL_LUMINANCE_ALPHA, GL_UNSIGNED_BYTE, data);
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GL_LUMINANCE_ALPHA, GL_UNSIGNED_BYTE, frame->data[0]);
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glBindTexture (GL_TEXTURE_RECTANGLE_ARB, display->upload_intex_u);
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glTexSubImage2D (GL_TEXTURE_RECTANGLE_ARB, 0, 0, 0,
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GST_ROUND_UP_2 (width) / 2, height,
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GL_BGRA, GL_UNSIGNED_INT_8_8_8_8_REV, data);
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GL_BGRA, GL_UNSIGNED_INT_8_8_8_8_REV, frame->data[0]);
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break;
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case GST_GL_DISPLAY_CONVERSION_MESA:
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glTexSubImage2D (GL_TEXTURE_RECTANGLE_ARB, 0, 0, 0, width, height,
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GL_YCBCR_MESA, GL_UNSIGNED_SHORT_8_8_MESA, data);
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GL_YCBCR_MESA, GL_UNSIGNED_SHORT_8_8_MESA, frame->data[0]);
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break;
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default:
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gst_gl_display_set_error (display, "Unknow colorspace conversion %d",
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@ -2938,19 +2848,17 @@ gst_gl_display_thread_do_upload_fill (GstGLDisplay * display)
|
|||
case GST_VIDEO_FORMAT_YV12:
|
||||
{
|
||||
glTexSubImage2D (GL_TEXTURE_RECTANGLE_ARB, 0, 0, 0, width, height,
|
||||
GL_LUMINANCE, GL_UNSIGNED_BYTE, data);
|
||||
GL_LUMINANCE, GL_UNSIGNED_BYTE, frame->data[0]);
|
||||
|
||||
glBindTexture (GL_TEXTURE_RECTANGLE_ARB, display->upload_intex_u);
|
||||
glTexSubImage2D (GL_TEXTURE_RECTANGLE_ARB, 0, 0, 0,
|
||||
GST_ROUND_UP_2 (width) / 2, GST_ROUND_UP_2 (height) / 2,
|
||||
GL_LUMINANCE, GL_UNSIGNED_BYTE,
|
||||
(guint8 *) data + GST_VIDEO_INFO_COMP_OFFSET (&vinfo, 2));
|
||||
GL_LUMINANCE, GL_UNSIGNED_BYTE, frame->data[1]);
|
||||
|
||||
glBindTexture (GL_TEXTURE_RECTANGLE_ARB, display->upload_intex_v);
|
||||
glTexSubImage2D (GL_TEXTURE_RECTANGLE_ARB, 0, 0, 0,
|
||||
GST_ROUND_UP_2 (width) / 2, GST_ROUND_UP_2 (height) / 2,
|
||||
GL_LUMINANCE, GL_UNSIGNED_BYTE,
|
||||
(guint8 *) data + GST_VIDEO_INFO_COMP_OFFSET (&vinfo, 2));
|
||||
GL_LUMINANCE, GL_UNSIGNED_BYTE, frame->data[2]);
|
||||
}
|
||||
break;
|
||||
default:
|
||||
|
|
@ -3249,7 +3157,7 @@ gst_gl_display_thread_do_upload_draw (GstGLDisplay * display)
|
|||
break;
|
||||
|
||||
default:
|
||||
gst_gl_display_set_error (display, "Unsupported upload video format %d",
|
||||
GST_ERROR ("Unsupported upload video format %d",
|
||||
display->upload_video_format);
|
||||
|
||||
} //end switch display->currentVideo_format
|
||||
|
|
|
|||
|
|
@ -118,6 +118,7 @@ struct _GstGLDisplay
|
|||
GLuint gen_texture;
|
||||
GLuint gen_texture_width;
|
||||
GLuint gen_texture_height;
|
||||
GstVideoFormat gen_texture_video_format;
|
||||
|
||||
//client callbacks
|
||||
CRCB clientReshapeCallback;
|
||||
|
|
@ -137,7 +138,7 @@ struct _GstGLDisplay
|
|||
GstGLDisplayConversion upload_colorspace_conversion;
|
||||
gint upload_data_width;
|
||||
gint upload_data_height;
|
||||
gpointer upload_data;
|
||||
GstVideoFrame *upload_frame;
|
||||
|
||||
//foreign gl context
|
||||
gulong external_gl_context;
|
||||
|
|
@ -255,15 +256,16 @@ void gst_gl_display_thread_add (GstGLDisplay * display,
|
|||
GstGLDisplayThreadFunc func, gpointer data);
|
||||
|
||||
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);
|
||||
GstVideoFormat v_format, GLint width, GLint height);
|
||||
void gst_gl_display_gen_texture_thread (GstGLDisplay * display, GLuint * pTexture,
|
||||
GstVideoFormat v_format, GLint width, GLint height);
|
||||
void gst_gl_display_del_texture (GstGLDisplay * display, GLuint * pTexture);
|
||||
|
||||
gboolean gst_gl_display_init_upload (GstGLDisplay * display,
|
||||
GstVideoFormat video_format, guint gl_width, guint gl_height,
|
||||
gint video_width, gint video_height);
|
||||
gboolean gst_gl_display_do_upload (GstGLDisplay * display, GLuint texture,
|
||||
gint data_width, gint data_height, gpointer data);
|
||||
GstVideoFrame * frame);
|
||||
gboolean gst_gl_display_init_download (GstGLDisplay * display,
|
||||
GstVideoFormat video_format, gint width, gint height);
|
||||
gboolean gst_gl_display_do_download (GstGLDisplay * display, GLuint texture,
|
||||
|
|
|
|||
Loading…
Reference in a new issue