mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-11-19 08:11:16 +00:00
gl/colorconvert: implement lazy init
This commit is contained in:
Matthew Waters
parent
dff8abd57a
commit
34b55f33f2
4 changed files with 102 additions and 95 deletions
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@ -48,9 +48,8 @@
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#define USING_GLES3(context) (gst_gl_context_get_gl_api (context) & GST_GL_API_GLES3)
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static void _do_convert (GstGLContext * context, GstGLColorConvert * convert);
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static void _init_convert (GstGLContext * context, GstGLColorConvert * convert);
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static gboolean _init_convert_fbo (GstGLContext * context,
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GstGLColorConvert * convert);
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static gboolean _init_convert (GstGLColorConvert * convert);
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static gboolean _init_convert_fbo (GstGLColorConvert * convert);
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static gboolean _gst_gl_color_convert_perform_unlocked (GstGLColorConvert *
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convert, GstGLMemory * in_tex[GST_VIDEO_MAX_PLANES],
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GstGLMemory * out_tex[GST_VIDEO_MAX_PLANES]);
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@ -377,6 +376,7 @@ GST_DEBUG_CATEGORY_STATIC (gst_gl_color_convert_debug);
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G_DEFINE_TYPE_WITH_CODE (GstGLColorConvert, gst_gl_color_convert,
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GST_TYPE_OBJECT, DEBUG_INIT);
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static void gst_gl_color_convert_finalize (GObject * object);
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static void gst_gl_color_convert_reset (GstGLColorConvert * convert);
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#define GST_GL_COLOR_CONVERT_GET_PRIVATE(obj) (G_TYPE_INSTANCE_GET_PRIVATE ((obj), \
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GST_TYPE_GL_COLOR_CONVERT, GstGLColorConvertPrivate))
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@ -415,6 +415,9 @@ gst_gl_color_convert_new (GstGLContext * context)
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priv = convert->priv;
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priv->draw = _do_convert_draw;
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gst_video_info_set_format (&convert->in_info, GST_VIDEO_FORMAT_ENCODED, 0, 0);
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gst_video_info_set_format (&convert->out_info, GST_VIDEO_FORMAT_ENCODED, 0,
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0);
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return convert;
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}
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@ -423,10 +426,26 @@ static void
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gst_gl_color_convert_finalize (GObject * object)
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{
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GstGLColorConvert *convert;
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guint i;
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convert = GST_GL_COLOR_CONVERT (object);
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gst_gl_color_convert_reset (convert);
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if (convert->context) {
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gst_object_unref (convert->context);
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convert->context = NULL;
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}
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g_mutex_clear (&convert->lock);
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G_OBJECT_CLASS (gst_gl_color_convert_parent_class)->finalize (object);
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}
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static void
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gst_gl_color_convert_reset (GstGLColorConvert * convert)
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{
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guint i;
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if (convert->fbo || convert->depth_buffer) {
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gst_gl_context_del_fbo (convert->context, convert->fbo,
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convert->depth_buffer);
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@ -449,69 +468,49 @@ gst_gl_color_convert_finalize (GObject * object)
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gst_memory_unref ((GstMemory *) convert->priv->scratch);
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convert->priv->scratch = NULL;
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}
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if (convert->context) {
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gst_object_unref (convert->context);
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convert->context = NULL;
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}
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g_mutex_clear (&convert->lock);
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G_OBJECT_CLASS (gst_gl_color_convert_parent_class)->finalize (object);
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}
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static gboolean
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_gst_gl_color_convert_init_format_unlocked (GstGLColorConvert * convert,
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static void
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_gst_gl_color_convert_set_format_unlocked (GstGLColorConvert * convert,
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GstVideoInfo * in_info, GstVideoInfo * out_info)
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{
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g_return_val_if_fail (convert != NULL, FALSE);
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g_return_val_if_fail (in_info, FALSE);
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g_return_val_if_fail (out_info, FALSE);
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g_return_val_if_fail (GST_VIDEO_INFO_FORMAT (in_info) !=
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GST_VIDEO_FORMAT_UNKNOWN, FALSE);
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g_return_val_if_fail (GST_VIDEO_INFO_FORMAT (in_info) !=
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GST_VIDEO_FORMAT_ENCODED, FALSE);
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g_return_val_if_fail (GST_VIDEO_INFO_FORMAT (out_info) !=
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GST_VIDEO_FORMAT_UNKNOWN, FALSE);
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g_return_val_if_fail (GST_VIDEO_INFO_FORMAT (out_info) !=
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GST_VIDEO_FORMAT_ENCODED, FALSE);
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g_return_if_fail (convert != NULL);
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g_return_if_fail (in_info);
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g_return_if_fail (out_info);
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g_return_if_fail (GST_VIDEO_INFO_FORMAT (in_info) !=
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GST_VIDEO_FORMAT_UNKNOWN);
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g_return_if_fail (GST_VIDEO_INFO_FORMAT (in_info) !=
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GST_VIDEO_FORMAT_ENCODED);
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g_return_if_fail (GST_VIDEO_INFO_FORMAT (out_info) !=
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GST_VIDEO_FORMAT_UNKNOWN);
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g_return_if_fail (GST_VIDEO_INFO_FORMAT (out_info) !=
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GST_VIDEO_FORMAT_ENCODED);
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if (convert->initted) {
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return TRUE;
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} else {
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convert->initted = TRUE;
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}
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if (gst_video_info_is_equal (&convert->in_info, in_info) &&
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gst_video_info_is_equal (&convert->out_info, out_info))
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return;
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gst_gl_color_convert_reset (convert);
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convert->in_info = *in_info;
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convert->out_info = *out_info;
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gst_gl_context_thread_add (convert->context,
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(GstGLContextThreadFunc) _init_convert, convert);
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return convert->priv->result;
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convert->initted = FALSE;
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}
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/**
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* gst_gl_color_convert_init_format:
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* gst_gl_color_convert_set_format:
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* @convert: a #GstGLColorConvert
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* @in_info: input #GstVideoInfo
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* @out_info: output #GstVideoInfo
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*
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* Initializes @convert with the information required for conversion.
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*
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* Returns: whether the initialization was successful
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*/
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gboolean
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gst_gl_color_convert_init_format (GstGLColorConvert * convert,
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void
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gst_gl_color_convert_set_format (GstGLColorConvert * convert,
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GstVideoInfo * in_info, GstVideoInfo * out_info)
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{
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gboolean ret;
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g_mutex_lock (&convert->lock);
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ret = _gst_gl_color_convert_init_format_unlocked (convert, in_info, out_info);
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_gst_gl_color_convert_set_format_unlocked (convert, in_info, out_info);
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g_mutex_unlock (&convert->lock);
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return ret;
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}
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/**
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@ -522,7 +521,7 @@ gst_gl_color_convert_init_format (GstGLColorConvert * convert,
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*
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* Converts the data contained in in_tex into out_tex using the formats
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* specified by the #GstVideoInfo<!-- -->s passed to
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* gst_gl_color_convert_init_format()
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* gst_gl_color_convert_set_format()
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*
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* Returns: whether the conversion was successful
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*/
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@ -676,7 +675,7 @@ fail:
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}
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static void
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_RGB_to_RGB (GstGLContext * context, GstGLColorConvert * convert)
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_RGB_to_RGB (GstGLColorConvert * convert)
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{
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struct ConvertInfo *info = &convert->priv->convert_info;
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GstVideoFormat in_format = GST_VIDEO_INFO_FORMAT (&convert->in_info);
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@ -695,7 +694,7 @@ _RGB_to_RGB (GstGLContext * context, GstGLColorConvert * convert)
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}
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static void
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_YUV_to_RGB (GstGLContext * context, GstGLColorConvert * convert)
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_YUV_to_RGB (GstGLColorConvert * convert)
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{
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struct ConvertInfo *info = &convert->priv->convert_info;
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GstVideoFormat out_format = GST_VIDEO_INFO_FORMAT (&convert->out_info);
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@ -743,7 +742,8 @@ _YUV_to_RGB (GstGLContext * context, GstGLColorConvert * convert)
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info->in_n_textures = 1;
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info->shader_tex_names[1] = "Ytex";
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info->shader_tex_names[0] = "UVtex";
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convert->priv->scratch = (GstGLMemory *) gst_gl_memory_alloc (context,
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convert->priv->scratch =
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(GstGLMemory *) gst_gl_memory_alloc (convert->context,
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GST_VIDEO_GL_TEXTURE_TYPE_LUMINANCE_ALPHA,
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GST_VIDEO_INFO_WIDTH (&convert->in_info),
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GST_VIDEO_INFO_HEIGHT (&convert->in_info),
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@ -769,7 +769,8 @@ _YUV_to_RGB (GstGLContext * context, GstGLColorConvert * convert)
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info->in_n_textures = 1;
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info->shader_tex_names[1] = "Ytex";
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info->shader_tex_names[0] = "UVtex";
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convert->priv->scratch = (GstGLMemory *) gst_gl_memory_alloc (context,
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convert->priv->scratch =
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(GstGLMemory *) gst_gl_memory_alloc (convert->context,
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GST_VIDEO_GL_TEXTURE_TYPE_LUMINANCE_ALPHA,
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GST_VIDEO_INFO_WIDTH (&convert->in_info),
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GST_VIDEO_INFO_HEIGHT (&convert->in_info),
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@ -797,7 +798,7 @@ _YUV_to_RGB (GstGLContext * context, GstGLColorConvert * convert)
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}
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static void
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_RGB_to_YUV (GstGLContext * context, GstGLColorConvert * convert)
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_RGB_to_YUV (GstGLColorConvert * convert)
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{
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struct ConvertInfo *info = &convert->priv->convert_info;
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GstVideoFormat in_format = GST_VIDEO_INFO_FORMAT (&convert->in_info);
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@ -868,7 +869,7 @@ _RGB_to_YUV (GstGLContext * context, GstGLColorConvert * convert)
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}
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static void
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_RGB_to_GRAY (GstGLContext * context, GstGLColorConvert * convert)
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_RGB_to_GRAY (GstGLColorConvert * convert)
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{
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struct ConvertInfo *info = &convert->priv->convert_info;
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GstVideoFormat in_format = GST_VIDEO_INFO_FORMAT (&convert->in_info);
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@ -896,7 +897,7 @@ _RGB_to_GRAY (GstGLContext * context, GstGLColorConvert * convert)
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}
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static void
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_GRAY_to_RGB (GstGLContext * context, GstGLColorConvert * convert)
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_GRAY_to_RGB (GstGLColorConvert * convert)
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{
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struct ConvertInfo *info = &convert->priv->convert_info;
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GstVideoFormat out_format = GST_VIDEO_INFO_FORMAT (&convert->out_info);
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@ -932,53 +933,56 @@ _GRAY_to_RGB (GstGLContext * context, GstGLColorConvert * convert)
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}
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/* Called in the gl thread */
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void
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_init_convert (GstGLContext * context, GstGLColorConvert * convert)
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static gboolean
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_init_convert (GstGLColorConvert * convert)
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{
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GstGLFuncs *gl;
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gboolean res;
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struct ConvertInfo *info = &convert->priv->convert_info;
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gint i;
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gl = context->gl_vtable;
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gl = convert->context->gl_vtable;
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if (convert->initted)
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return TRUE;
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GST_INFO ("Initializing color conversion from %s to %s",
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gst_video_format_to_string (GST_VIDEO_INFO_FORMAT (&convert->in_info)),
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gst_video_format_to_string (GST_VIDEO_INFO_FORMAT (&convert->out_info)));
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if (!gl->CreateProgramObject && !gl->CreateProgram) {
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gst_gl_context_set_error (context,
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gst_gl_context_set_error (convert->context,
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"Cannot perform color conversion without OpenGL shaders");
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goto error;
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}
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if (GST_VIDEO_INFO_IS_RGB (&convert->in_info)) {
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if (GST_VIDEO_INFO_IS_RGB (&convert->out_info)) {
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_RGB_to_RGB (context, convert);
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_RGB_to_RGB (convert);
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}
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}
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if (GST_VIDEO_INFO_IS_YUV (&convert->in_info)) {
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if (GST_VIDEO_INFO_IS_RGB (&convert->out_info)) {
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_YUV_to_RGB (context, convert);
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_YUV_to_RGB (convert);
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}
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}
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if (GST_VIDEO_INFO_IS_RGB (&convert->in_info)) {
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if (GST_VIDEO_INFO_IS_YUV (&convert->out_info)) {
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_RGB_to_YUV (context, convert);
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_RGB_to_YUV (convert);
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}
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}
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if (GST_VIDEO_INFO_IS_RGB (&convert->in_info)) {
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if (GST_VIDEO_INFO_IS_GRAY (&convert->out_info)) {
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_RGB_to_GRAY (context, convert);
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_RGB_to_GRAY (convert);
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}
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}
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if (GST_VIDEO_INFO_IS_GRAY (&convert->in_info)) {
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if (GST_VIDEO_INFO_IS_RGB (&convert->out_info)) {
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_GRAY_to_RGB (context, convert);
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_GRAY_to_RGB (convert);
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}
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}
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@ -986,15 +990,16 @@ _init_convert (GstGLContext * context, GstGLColorConvert * convert)
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goto unhandled_format;
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/* multiple draw targets not supported on GLES2...yet */
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if (info->out_n_textures > 1 && (!gl->DrawBuffers || USING_GLES2 (context))) {
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if (info->out_n_textures > 1 && (!gl->DrawBuffers ||
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USING_GLES2 (convert->context))) {
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g_free (info->frag_prog);
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GST_ERROR ("Conversion requires output to multiple draw buffers");
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goto incompatible_api;
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}
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res =
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gst_gl_context_gen_shader (context, text_vertex_shader, info->frag_prog,
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&convert->shader);
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gst_gl_context_gen_shader (convert->context, text_vertex_shader,
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info->frag_prog, &convert->shader);
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g_free (info->frag_prog);
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if (!res)
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goto error;
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@ -1033,55 +1038,56 @@ _init_convert (GstGLContext * context, GstGLColorConvert * convert)
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gst_gl_shader_set_uniform_1f (convert->shader, "width",
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GST_VIDEO_INFO_WIDTH (&convert->in_info));
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gst_gl_context_clear_shader (context);
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gst_gl_context_clear_shader (convert->context);
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if (!_init_convert_fbo (context, convert)) {
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if (!_init_convert_fbo (convert)) {
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goto error;
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}
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gl->BindTexture (GL_TEXTURE_2D, 0);
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convert->priv->result = TRUE;
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return;
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convert->initted = TRUE;
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return TRUE;
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unhandled_format:
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gst_gl_context_set_error (context, "Don't know how to convert from %s to %s",
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gst_gl_context_set_error (convert->context,
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"Don't know how to convert from %s to %s",
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gst_video_format_to_string (GST_VIDEO_INFO_FORMAT (&convert->in_info)),
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gst_video_format_to_string (GST_VIDEO_INFO_FORMAT (&convert->out_info)));
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error:
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convert->priv->result = FALSE;
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return;
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return FALSE;
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incompatible_api:
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{
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gst_gl_context_set_error (context, "Converting from %s to %s requires "
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gst_gl_context_set_error (convert->context,
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"Converting from %s to %s requires "
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"functionality that the current OpenGL setup does not support",
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gst_video_format_to_string (GST_VIDEO_INFO_FORMAT (&convert->in_info)),
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gst_video_format_to_string (GST_VIDEO_INFO_FORMAT
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(&convert->out_info)));
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convert->priv->result = FALSE;
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return;
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return FALSE;
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}
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}
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/* called by _init_convert (in the gl thread) */
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gboolean
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_init_convert_fbo (GstGLContext * context, GstGLColorConvert * convert)
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static gboolean
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_init_convert_fbo (GstGLColorConvert * convert)
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{
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GstGLFuncs *gl;
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guint out_width, out_height;
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GLuint fake_texture = 0; /* a FBO must hava texture to init */
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gl = context->gl_vtable;
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gl = convert->context->gl_vtable;
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out_width = GST_VIDEO_INFO_WIDTH (&convert->out_info);
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out_height = GST_VIDEO_INFO_HEIGHT (&convert->out_info);
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if (!gl->GenFramebuffers) {
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/* turn off the pipeline because Frame buffer object is a not present */
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gst_gl_context_set_error (context,
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gst_gl_context_set_error (convert->context,
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"Context, EXT_framebuffer_object supported: no");
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return FALSE;
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}
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@ -1095,13 +1101,13 @@ _init_convert_fbo (GstGLContext * context, GstGLColorConvert * convert)
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/* setup the render buffer for depth */
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gl->GenRenderbuffers (1, &convert->depth_buffer);
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gl->BindRenderbuffer (GL_RENDERBUFFER, convert->depth_buffer);
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if (USING_OPENGL (context)) {
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if (USING_OPENGL (convert->context)) {
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gl->RenderbufferStorage (GL_RENDERBUFFER, GL_DEPTH_COMPONENT,
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out_width, out_height);
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gl->RenderbufferStorage (GL_RENDERBUFFER, GL_DEPTH24_STENCIL8,
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out_width, out_height);
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}
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if (USING_GLES2 (context)) {
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if (USING_GLES2 (convert->context)) {
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gl->RenderbufferStorage (GL_RENDERBUFFER, GL_DEPTH_COMPONENT16,
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out_width, out_height);
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}
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@ -1124,13 +1130,14 @@ _init_convert_fbo (GstGLContext * context, GstGLColorConvert * convert)
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gl->FramebufferRenderbuffer (GL_FRAMEBUFFER, GL_DEPTH_ATTACHMENT,
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GL_RENDERBUFFER, convert->depth_buffer);
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if (USING_OPENGL (context)) {
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if (USING_OPENGL (convert->context)) {
|
||||
gl->FramebufferRenderbuffer (GL_FRAMEBUFFER, GL_STENCIL_ATTACHMENT,
|
||||
GL_RENDERBUFFER, convert->depth_buffer);
|
||||
}
|
||||
|
||||
if (!gst_gl_context_check_framebuffer_status (context)) {
|
||||
gst_gl_context_set_error (context, "GL framebuffer status incomplete");
|
||||
if (!gst_gl_context_check_framebuffer_status (convert->context)) {
|
||||
gst_gl_context_set_error (convert->context,
|
||||
"GL framebuffer status incomplete");
|
||||
return FALSE;
|
||||
}
|
||||
|
||||
|
|
@ -1157,6 +1164,11 @@ _do_convert (GstGLContext * context, GstGLColorConvert * convert)
|
|||
in_width = GST_VIDEO_INFO_WIDTH (&convert->in_info);
|
||||
in_height = GST_VIDEO_INFO_HEIGHT (&convert->in_info);
|
||||
|
||||
if (!_init_convert (convert)) {
|
||||
convert->priv->result = FALSE;
|
||||
return;
|
||||
}
|
||||
|
||||
GST_TRACE ("converting to textures:%p,%p,%p,%p dimensions:%ux%u, "
|
||||
"from textures:%p,%p,%p,%p dimensions:%ux%u", convert->out_tex[0],
|
||||
convert->out_tex[1], convert->out_tex[2], convert->out_tex[3],
|
||||
|
|
|
|||
|
|
@ -101,7 +101,7 @@ struct _GstGLColorConvertClass
|
|||
|
||||
GstGLColorConvert * gst_gl_color_convert_new (GstGLContext * context);
|
||||
|
||||
gboolean gst_gl_color_convert_init_format (GstGLColorConvert * convert,
|
||||
void gst_gl_color_convert_set_format (GstGLColorConvert * convert,
|
||||
GstVideoInfo * in_info,
|
||||
GstVideoInfo * out_info);
|
||||
|
||||
|
|
|
|||
|
|
@ -338,11 +338,8 @@ _init_download (GstGLContext * context, GstGLDownload * download)
|
|||
gst_video_info_set_format (&in_info, GST_VIDEO_FORMAT_RGBA, out_width,
|
||||
out_height);
|
||||
|
||||
download->priv->result =
|
||||
gst_gl_color_convert_init_format (download->convert, &in_info,
|
||||
gst_gl_color_convert_set_format (download->convert, &in_info,
|
||||
&download->info);
|
||||
if (!download->priv->result)
|
||||
return;
|
||||
|
||||
download->priv->result = TRUE;
|
||||
}
|
||||
|
|
|
|||
|
|
@ -625,9 +625,7 @@ _init_upload (GstGLUpload * upload)
|
|||
GST_VIDEO_INFO_WIDTH (&upload->in_info),
|
||||
GST_VIDEO_INFO_HEIGHT (&upload->in_info));
|
||||
|
||||
if (!gst_gl_color_convert_init_format (upload->convert, &upload->in_info,
|
||||
&out_info))
|
||||
goto error;
|
||||
gst_gl_color_convert_set_format (upload->convert, &upload->in_info, &out_info);
|
||||
|
||||
upload->initted = TRUE;
|
||||
|
||||
|
|
|
|||
Loading…
Reference in a new issue