* <para>
* DirectdrawSink renders video frames to any win32 window. This element can receive
* a window ID from the application through the XOverlay interface and will then render
- * video frames in this drawable.
+ * video frames in this window.
* If no Window ID was provided by the application, the element will create its
* own internal window and render into it.
* </para>
+ * <title>Examples</title>
+ * <para>
+ * Here is a simple pipeline to test the sink :
+ * <programlisting>
+ * gst-launch-0.10 -v videotestsrc ! directdrawsink
+ * </programlisting>
+ * </para>
* </refsect2>
*/
#include "gstdirectdrawsink.h"
-#include <fcntl.h>
-#include <errno.h>
-#ifdef HAVE_UNISTD_H
-#include <unistd.h>
-#endif
-#include <string.h>
-
GST_DEBUG_CATEGORY_STATIC (directdrawsink_debug);
#define GST_CAT_DEFAULT directdrawsink_debug
/* elementfactory information */
-static const GstElementDetails gst_directdrawsink_details =
-GST_ELEMENT_DETAILS ("Video Sink (DIRECTDRAW)",
+static const GstElementDetails gst_directdraw_sink_details =
+GST_ELEMENT_DETAILS ("Direct Draw Video Sink",
"Sink/Video",
- "Output to a video card via DIRECTDRAW",
+ "Output to a video card via Direct Draw",
"Sebastien Moutte <sebastien@moutte.net>");
-static void gst_directdrawsink_init_interfaces (GType type);
-
-GST_BOILERPLATE_FULL (GstDirectDrawSink, gst_directdrawsink, GstVideoSink,
- GST_TYPE_VIDEO_SINK, gst_directdrawsink_init_interfaces);
+static void gst_directdraw_sink_init_interfaces (GType type);
-static void gst_directdrawsink_finalize (GObject * object);
+GST_BOILERPLATE_FULL (GstDirectDrawSink, gst_directdraw_sink, GstVideoSink,
+ GST_TYPE_VIDEO_SINK, gst_directdraw_sink_init_interfaces);
-static void gst_directdrawsink_set_property (GObject * object,
+static void gst_directdraw_sink_finalize (GObject * object);
+static void gst_directdraw_sink_set_property (GObject * object,
guint prop_id, const GValue * value, GParamSpec * pspec);
-static void gst_directdrawsink_get_property (GObject * object,
+static void gst_directdraw_sink_get_property (GObject * object,
guint prop_id, GValue * value, GParamSpec * pspec);
-
-static GstCaps *gst_directdrawsink_get_caps (GstBaseSink * bsink);
-static gboolean gst_directdrawsink_set_caps (GstBaseSink * bsink,
+static GstCaps *gst_directdraw_sink_get_caps (GstBaseSink * bsink);
+static gboolean gst_directdraw_sink_set_caps (GstBaseSink * bsink,
GstCaps * caps);
-
-static GstStateChangeReturn
-gst_directdrawsink_change_state (GstElement * element,
- GstStateChange transition);
-static GstFlowReturn
-gst_directdrawsink_buffer_alloc (GstBaseSink * bsink, guint64 offset,
- guint size, GstCaps * caps, GstBuffer ** buf);
-static void
-gst_directdrawsink_get_times (GstBaseSink * bsink, GstBuffer * buf,
+static GstStateChangeReturn gst_directdraw_sink_change_state (GstElement *
+ element, GstStateChange transition);
+static GstFlowReturn gst_directdraw_sink_buffer_alloc (GstBaseSink * bsink,
+ guint64 offset, guint size, GstCaps * caps, GstBuffer ** buf);
+static void gst_directdraw_sink_get_times (GstBaseSink * bsink, GstBuffer * buf,
GstClockTime * start, GstClockTime * end);
-static GstFlowReturn
-gst_directdrawsink_show_frame (GstBaseSink * bsink, GstBuffer * buf);
+static GstFlowReturn gst_directdraw_sink_show_frame (GstBaseSink * bsink,
+ GstBuffer * buf);
-static gboolean gst_directdrawsink_setup_ddraw (GstDirectDrawSink * ddrawsink);
-static gboolean gst_directdrawsink_create_default_window (GstDirectDrawSink *
+/* utils */
+static gboolean gst_directdraw_sink_setup_ddraw (GstDirectDrawSink * ddrawsink);
+static gboolean gst_directdraw_sink_create_default_window (GstDirectDrawSink *
ddrawsink);
-static gboolean gst_directdrawsink_create_ddraw_surfaces (GstDirectDrawSink *
+static gboolean gst_directdraw_sink_create_ddraw_surface (GstDirectDrawSink *
ddrawsink);
-
-static GstCaps *gst_directdrawsink_get_ddrawcaps (GstDirectDrawSink *
+static GstCaps *gst_directdraw_sink_get_ddrawcaps (GstDirectDrawSink *
ddrawsink);
-
-static void gst_directdrawsink_cleanup (GstDirectDrawSink * ddrawsink);
-static void gst_directdrawsink_bufferpool_clear (GstDirectDrawSink * ddrawsink);
-
-static void
-gst_directdrawsink_ddraw_put (GstDirectDrawSink * ddrawsink,
+static void gst_directdraw_sink_cleanup (GstDirectDrawSink * ddrawsink);
+static void gst_directdraw_sink_bufferpool_clear (GstDirectDrawSink *
+ ddrawsink);
+static void gst_directdraw_sink_ddraw_put (GstDirectDrawSink * ddrawsink,
GstDDrawSurface * surface);
-
/* surfaces management functions */
-static void
-gst_directdrawsink_surface_destroy (GstDirectDrawSink * ddrawsink,
+static void gst_directdraw_sink_surface_destroy (GstDirectDrawSink * ddrawsink,
GstDDrawSurface * surface);
-
-static GstDDrawSurface *gst_directdrawsink_surface_create (GstDirectDrawSink *
+static GstDDrawSurface *gst_directdraw_sink_surface_create (GstDirectDrawSink *
ddrawsink, GstCaps * caps, size_t size);
static GstStaticPadTemplate directdrawsink_sink_factory =
- GST_STATIC_PAD_TEMPLATE ("sink",
+GST_STATIC_PAD_TEMPLATE ("sink",
GST_PAD_SINK,
GST_PAD_ALWAYS,
GST_STATIC_CAPS ("video/x-raw-rgb, "
"framerate = (fraction) [ 0, MAX ], "
- "width = (int) [ 1, MAX ], " "height = (int) [ 1, MAX ]"
-/* "; "
- "video/x-raw-yuv, "
- "framerate = (fraction) [ 0, MAX ], "
- "width = (int) [ 1, MAX ], "
- "height = (int) [ 1, MAX ], "
- "format = (fourcc) YV12"
-*/
- )
+ "width = (int) [ 1, MAX ], " "height = (int) [ 1, MAX ]")
);
enum
{
PROP_0,
- PROP_SURFACE,
PROP_KEEP_ASPECT_RATIO
};
-/* interfaces stuff */
+/* XOverlay interface implementation */
static gboolean
-gst_directdrawsink_interface_supported (GstImplementsInterface * iface,
+gst_directdraw_sink_interface_supported (GstImplementsInterface * iface,
GType type)
{
g_assert (type == GST_TYPE_X_OVERLAY);
}
static void
-gst_directdrawsink_interface_init (GstImplementsInterfaceClass * klass)
+gst_directdraw_sink_interface_init (GstImplementsInterfaceClass * klass)
{
- klass->supported = gst_directdrawsink_interface_supported;
+ klass->supported = gst_directdraw_sink_interface_supported;
}
static void
-gst_directdrawsink_set_window_id (GstXOverlay * overlay, ULONG window_id)
+gst_directdraw_sink_set_window_id (GstXOverlay * overlay, ULONG window_id)
{
GstDirectDrawSink *ddrawsink = GST_DIRECTDRAW_SINK (overlay);
ddrawsink->video_window = (HWND) window_id;
ddrawsink->our_video_window = FALSE;
-
if (ddrawsink->setup) {
/* update the clipper object with the new window */
hres = IDirectDrawClipper_SetHWnd (ddrawsink->clipper, 0,
}
static void
-gst_directdrawsink_expose (GstXOverlay * overlay)
+gst_directdraw_sink_expose (GstXOverlay * overlay)
{
GstDirectDrawSink *ddrawsink = GST_DIRECTDRAW_SINK (overlay);
- gst_directdrawsink_show_frame (GST_BASE_SINK (ddrawsink), NULL);
+ gst_directdraw_sink_show_frame (GST_BASE_SINK (ddrawsink), NULL);
}
static void
-gst_directdrawsink_xoverlay_interface_init (GstXOverlayClass * iface)
+gst_directdraw_sink_xoverlay_interface_init (GstXOverlayClass * iface)
{
- iface->set_xwindow_id = gst_directdrawsink_set_window_id;
- iface->expose = gst_directdrawsink_expose;
+ iface->set_xwindow_id = gst_directdraw_sink_set_window_id;
+ iface->expose = gst_directdraw_sink_expose;
}
static void
-gst_directdrawsink_init_interfaces (GType type)
+gst_directdraw_sink_init_interfaces (GType type)
{
static const GInterfaceInfo iface_info = {
- (GInterfaceInitFunc) gst_directdrawsink_interface_init,
+ (GInterfaceInitFunc) gst_directdraw_sink_interface_init,
NULL,
NULL,
};
static const GInterfaceInfo xoverlay_info = {
- (GInterfaceInitFunc) gst_directdrawsink_xoverlay_interface_init,
+ (GInterfaceInitFunc) gst_directdraw_sink_xoverlay_interface_init,
NULL,
NULL,
};
g_type_add_interface_static (type, GST_TYPE_X_OVERLAY, &xoverlay_info);
}
-
/* Utility functions */
+
+/* this function fill a DDPIXELFORMAT using Gstreamer caps */
static gboolean
-gst_ddrawvideosink_get_format_from_caps (GstCaps * caps,
- DDPIXELFORMAT * pPixelFormat)
+gst_ddrawvideosink_get_format_from_caps (GstDirectDrawSink * ddrawsink,
+ GstCaps * caps, DDPIXELFORMAT * pPixelFormat)
{
GstStructure *structure = NULL;
gboolean ret = TRUE;
- /*check params */
+ /* check params */
g_return_val_if_fail (pPixelFormat, FALSE);
g_return_val_if_fail (caps, FALSE);
- /*init structure */
+ /* init structure */
memset (pPixelFormat, 0, sizeof (DDPIXELFORMAT));
pPixelFormat->dwSize = sizeof (DDPIXELFORMAT);
if (!(structure = gst_caps_get_structure (caps, 0))) {
- GST_CAT_ERROR (directdrawsink_debug,
+ GST_CAT_ERROR_OBJECT (directdrawsink_debug, ddrawsink,
"can't get structure pointer from caps");
return FALSE;
}
pPixelFormat->dwRGBBitCount = bitcount;
ret &= gst_structure_get_int (structure, "depth", &depth);
ret &= gst_structure_get_int (structure, "red_mask", &bitmask);
- pPixelFormat->dwRBitMask = bitmask;
- ret &= gst_structure_get_int (structure, "green_mask", &bitmask);
- pPixelFormat->dwGBitMask = bitmask;
- ret &= gst_structure_get_int (structure, "blue_mask", &bitmask);
- pPixelFormat->dwBBitMask = bitmask;
-
- gst_structure_get_int (structure, "endianness", &endianness);
- if (endianness == G_BIG_ENDIAN) {
- endianness = G_LITTLE_ENDIAN;
- pPixelFormat->dwRBitMask = GUINT32_TO_BE (pPixelFormat->dwRBitMask);
- pPixelFormat->dwGBitMask = GUINT32_TO_BE (pPixelFormat->dwGBitMask);
- pPixelFormat->dwBBitMask = GUINT32_TO_BE (pPixelFormat->dwBBitMask);
- }
- } else if (gst_structure_has_name (structure, "video/x-raw-yuv")) {
- gint fourcc;
-
- pPixelFormat->dwFlags = DDPF_FOURCC;
- ret &= gst_structure_get_fourcc (structure, "format", &fourcc);
- pPixelFormat->dwFourCC = fourcc;
- } else {
- GST_CAT_WARNING (directdrawsink_debug,
- "unknown caps name received %" GST_PTR_FORMAT, caps);
- ret = FALSE;
- }
-
- return ret;
-}
-
-/*
-static GstCaps *
-gst_ddrawvideosink_get_caps_from_format (DDPIXELFORMAT pixel_format)
-{
- GstCaps *caps = NULL;
- gint bpp, depth;
- guint32 fourcc;
-
- if ((pixel_format.dwFlags & DDPF_RGB) == DDPF_RGB) {
- bpp = pixel_format.dwRGBBitCount;
- if (bpp != 32)
- depth = bpp;
- else {
- if ((pixel_format.dwFlags & DDPF_ALPHAPREMULT) == DDPF_ALPHAPREMULT)
- depth = 32;
- else
- depth = 24;
- }
- caps = gst_caps_new_simple ("video/x-raw-rgb",
- "bpp", G_TYPE_INT, bpp,
- "depth", G_TYPE_INT, depth,
- "endianness", G_TYPE_INT, G_LITTLE_ENDIAN,
- NULL);
- }
-
- if ((pixel_format.dwFlags & DDPF_YUV) == DDPF_YUV) {
- fourcc = pixel_format.dwFourCC;
- caps = gst_caps_new_simple ("video/x-raw-yuv",
- "format", GST_TYPE_FOURCC, fourcc,
- NULL);
- }
-
- g_assert (caps != NULL);
-
- return caps;
-}
-*/
-
-static void
-gst_directdrawsink_center_rect (RECT src, RECT dst, RECT * result)
-{
- gdouble src_ratio, dst_ratio;
- long src_width = src.right;
- long src_height = src.bottom;
- long dst_width = dst.right - dst.left;
- long dst_heigth = dst.bottom - dst.top;
- long result_width = 0, result_height = 0;
-
- g_return_if_fail (result != NULL);
-
- src_ratio = (gdouble) src_width / src_height;
- dst_ratio = (gdouble) dst_width / dst_heigth;
-
- if (src_ratio > dst_ratio) {
- /*new height */
- result_height = (long) (dst_width / src_ratio);
-
- result->left = dst.left;
- result->right = dst.right;
- result->top = dst.top + (dst_heigth - result_height) / 2;
- result->bottom = result->top + result_height;
-
- } else if (src_ratio < dst_ratio) {
- /*new width */
- result_width = (long) (dst_heigth * src_ratio);
-
- result->top = dst.top;
- result->bottom = dst.bottom;
- result->left = dst.left + (dst_width - result_width) / 2;
- result->right = result->left + result_width;
-
- } else {
- /*same ratio */
- memcpy (result, &dst, sizeof (RECT));
- }
-
- GST_CAT_INFO (directdrawsink_debug,
- "source is %ldx%ld dest is %ldx%ld, result is %ldx%ld with x,y %ldx%ld",
- src_width, src_height, dst_width, dst_heigth,
- result->right - result->left, result->bottom - result->top, result->left,
- result->right);
-}
-
-/************************************************************************/
-/* subclass of GstBuffer which manages surfaces lifetime */
-/* */
-/************************************************************************/
-static void
-gst_ddrawsurface_finalize (GstDDrawSurface * surface)
-{
- GstDirectDrawSink *ddrawsink = NULL;
-
- g_return_if_fail (surface != NULL);
-
- ddrawsink = surface->ddrawsink;
- if (!ddrawsink)
- goto no_sink;
-
- /* If our geometry changed we can't reuse that image. */
- if ((surface->width != ddrawsink->video_width) ||
- (surface->height != ddrawsink->video_height) ||
- (memcmp (&surface->dd_pixel_format, &ddrawsink->dd_pixel_format,
- sizeof (DDPIXELFORMAT)) != 0)
- ) {
- GST_CAT_INFO (directdrawsink_debug,
- "destroy image as its size changed %dx%d vs current %dx%d",
- surface->width, surface->height, ddrawsink->video_width,
- ddrawsink->video_height);
- gst_directdrawsink_surface_destroy (ddrawsink, surface);
-
- } else {
- /* In that case we can reuse the image and add it to our image pool. */
- GST_CAT_INFO (directdrawsink_debug, "recycling image in pool");
-
- /* need to increment the refcount again to recycle */
- gst_buffer_ref (GST_BUFFER (surface));
-
- g_mutex_lock (ddrawsink->pool_lock);
- ddrawsink->buffer_pool = g_slist_prepend (ddrawsink->buffer_pool, surface);
- g_mutex_unlock (ddrawsink->pool_lock);
- }
- return;
-
-no_sink:
- GST_CAT_WARNING (directdrawsink_debug, "no sink found");
- return;
-}
-
-static void
-gst_ddrawsurface_init (GstDDrawSurface * surface, gpointer g_class)
-{
- surface->surface = NULL;
- surface->width = 0;
- surface->height = 0;
- surface->ddrawsink = NULL;
- surface->locked = FALSE;
- surface->system_memory = FALSE;
- memset (&surface->dd_pixel_format, 0, sizeof (DDPIXELFORMAT));
-}
-
-static void
-gst_ddrawsurface_class_init (gpointer g_class, gpointer class_data)
-{
- GstMiniObjectClass *mini_object_class = GST_MINI_OBJECT_CLASS (g_class);
-
- mini_object_class->finalize = (GstMiniObjectFinalizeFunction)
- gst_ddrawsurface_finalize;
-}
-
-GType
-gst_ddrawsurface_get_type (void)
-{
- static GType _gst_ddrawsurface_type;
-
- if (G_UNLIKELY (_gst_ddrawsurface_type == 0)) {
- static const GTypeInfo ddrawsurface_info = {
- sizeof (GstBufferClass),
- NULL,
- NULL,
- gst_ddrawsurface_class_init,
- NULL,
- NULL,
- sizeof (GstDDrawSurface),
- 0,
- (GInstanceInitFunc) gst_ddrawsurface_init,
- NULL
- };
- _gst_ddrawsurface_type = g_type_register_static (GST_TYPE_BUFFER,
- "GstDDrawSurface", &ddrawsurface_info, 0);
- }
- return _gst_ddrawsurface_type;
-}
-
-
-
-static void
-gst_directdrawsink_base_init (gpointer g_class)
-{
- GstElementClass *element_class = GST_ELEMENT_CLASS (g_class);
-
- gst_element_class_set_details (element_class, &gst_directdrawsink_details);
-
- gst_element_class_add_pad_template (element_class,
- gst_static_pad_template_get (&directdrawsink_sink_factory));
-}
-
-static void
-gst_directdrawsink_class_init (GstDirectDrawSinkClass * klass)
-{
- GObjectClass *gobject_class;
- GstElementClass *gstelement_class;
- GstBaseSinkClass *gstbasesink_class;
-
- gobject_class = (GObjectClass *) klass;
- gstbasesink_class = (GstBaseSinkClass *) klass;
- gstelement_class = (GstElementClass *) klass;
-
- GST_DEBUG_CATEGORY_INIT (directdrawsink_debug, "directdrawsink", 0,
- "Direct draw sink");
-
- gobject_class->finalize = GST_DEBUG_FUNCPTR (gst_directdrawsink_finalize);
-
- gobject_class->get_property =
- GST_DEBUG_FUNCPTR (gst_directdrawsink_get_property);
- gobject_class->set_property =
- GST_DEBUG_FUNCPTR (gst_directdrawsink_set_property);
-
- gstelement_class->change_state =
- GST_DEBUG_FUNCPTR (gst_directdrawsink_change_state);
- gstbasesink_class->get_caps = GST_DEBUG_FUNCPTR (gst_directdrawsink_get_caps);
- gstbasesink_class->set_caps = GST_DEBUG_FUNCPTR (gst_directdrawsink_set_caps);
- gstbasesink_class->preroll =
- GST_DEBUG_FUNCPTR (gst_directdrawsink_show_frame);
- gstbasesink_class->render = GST_DEBUG_FUNCPTR (gst_directdrawsink_show_frame);
-
- gstbasesink_class->get_times =
- GST_DEBUG_FUNCPTR (gst_directdrawsink_get_times);
- gstbasesink_class->buffer_alloc =
- GST_DEBUG_FUNCPTR (gst_directdrawsink_buffer_alloc);
-
- /*install properties */
- /*extern surface where we will blit the video */
- g_object_class_install_property (G_OBJECT_CLASS (klass), PROP_SURFACE,
- g_param_spec_pointer ("surface", "Surface",
- "The target surface for video", G_PARAM_WRITABLE));
-
- /*setup aspect ratio mode */
- g_object_class_install_property (G_OBJECT_CLASS (klass),
- PROP_KEEP_ASPECT_RATIO, g_param_spec_boolean ("keep-aspect-ratio",
- "keep-aspect-ratio", "boolean to video keep aspect ratio", FALSE,
- G_PARAM_READWRITE));
-
- /*should add a color_key property to permit applications to define the color used for overlays */
-}
-
-static void
-gst_directdrawsink_set_property (GObject * object, guint prop_id,
- const GValue * value, GParamSpec * pspec)
-{
- GstDirectDrawSink *ddrawsink;
-
- ddrawsink = GST_DIRECTDRAW_SINK (object);
-
- switch (prop_id) {
- case PROP_SURFACE:
- ddrawsink->extern_surface = g_value_get_pointer (value);
- break;
- case PROP_KEEP_ASPECT_RATIO:
- ddrawsink->keep_aspect_ratio = g_value_get_boolean (value);
- break;
- default:
- G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
- break;
- }
-}
-
-static void
-gst_directdrawsink_get_property (GObject * object, guint prop_id,
- GValue * value, GParamSpec * pspec)
-{
- GstDirectDrawSink *ddrawsink;
-
- ddrawsink = GST_DIRECTDRAW_SINK (object);
-
- switch (prop_id) {
- case PROP_KEEP_ASPECT_RATIO:
- g_value_set_boolean (value, ddrawsink->keep_aspect_ratio);
- break;
- default:
- G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
- break;
- }
-}
-
-static void
-gst_directdrawsink_finalize (GObject * object)
-{
- GstDirectDrawSink *ddrawsink;
-
- ddrawsink = GST_DIRECTDRAW_SINK (object);
-
- if (ddrawsink->pool_lock) {
- g_mutex_free (ddrawsink->pool_lock);
- ddrawsink->pool_lock = NULL;
- }
- if (ddrawsink->setup) {
- gst_directdrawsink_cleanup (ddrawsink);
- }
-}
-
-static void
-gst_directdrawsink_init (GstDirectDrawSink * ddrawsink,
- GstDirectDrawSinkClass * g_class)
-{
- /*init members variables */
- ddrawsink->ddraw_object = NULL;
- ddrawsink->primary_surface = NULL;
- ddrawsink->overlays = NULL;
- ddrawsink->clipper = NULL;
- ddrawsink->extern_surface = NULL;
- ddrawsink->video_window = NULL;
- ddrawsink->our_video_window = TRUE;
- ddrawsink->last_buffer = NULL;
-
- /*video default values */
- ddrawsink->video_height = 0;
- ddrawsink->video_width = 0;
- ddrawsink->fps_n = 0;
- ddrawsink->fps_d = 0;
-
- memset (&ddrawsink->dd_pixel_format, 0, sizeof (DDPIXELFORMAT));
-
- ddrawsink->caps = NULL;
- ddrawsink->window_thread = NULL;
- ddrawsink->bUseOverlay = FALSE;
- ddrawsink->color_key = 0; /*need to be a public property and may be we can enable overlays when this property is set ... */
-
- ddrawsink->setup = FALSE;
-
- ddrawsink->buffer_pool = NULL;
-
-
- ddrawsink->pool_lock = g_mutex_new ();
- ddrawsink->keep_aspect_ratio = FALSE;
-}
-
-static GstCaps *
-gst_directdrawsink_get_caps (GstBaseSink * bsink)
-{
- GstDirectDrawSink *ddrawsink;
- GstCaps *caps = NULL;
-
- ddrawsink = GST_DIRECTDRAW_SINK (bsink);
-
- if (!ddrawsink->setup) {
- caps = gst_caps_copy (gst_pad_get_pad_template_caps (GST_VIDEO_SINK_PAD
- (ddrawsink)));
-
- GST_CAT_INFO (directdrawsink_debug,
- "getcaps called and we are not setup yet, " "returning template %"
- GST_PTR_FORMAT, caps);
- } else {
- /*if (ddrawsink->extern_surface) {
- * We are not rendering to our own surface, returning this surface's
- * pixel format *
- GST_WARNING ("using extern surface");
- caps = gst_ddrawvideosink_get_caps_from_format (ddrawsink->dd_pixel_format);
- } else */
-
- /* i think we can't really use the format of the extern surface as the application owning the surface doesn't know
- the format we will render. But we need to use overlays to overlay any format on the extern surface */
- caps = gst_caps_ref (ddrawsink->caps);
- }
-
- return caps;
-}
-
-static gboolean
-gst_directdrawsink_set_caps (GstBaseSink * bsink, GstCaps * caps)
-{
- GstDirectDrawSink *ddrawsink;
- GstStructure *structure = NULL;
- gboolean ret;
- const GValue *fps;
-
- ddrawsink = GST_DIRECTDRAW_SINK (bsink);
-
- GST_CAT_INFO (directdrawsink_debug, "set_caps");
-
- structure = gst_caps_get_structure (caps, 0);
- if (!structure)
- return FALSE;
-
- ret = gst_structure_get_int (structure, "width", &ddrawsink->video_width);
- ret &= gst_structure_get_int (structure, "height", &ddrawsink->video_height);
- fps = gst_structure_get_value (structure, "framerate");
- ret &= (fps != NULL);
- ret &=
- gst_ddrawvideosink_get_format_from_caps (caps,
- &ddrawsink->dd_pixel_format);
- if (!ret)
- return FALSE;
-
- ddrawsink->fps_n = gst_value_get_fraction_numerator (fps);
- ddrawsink->fps_d = gst_value_get_fraction_denominator (fps);
-
- /* Notify application to set window id now */
- if (!ddrawsink->video_window) {
- gst_x_overlay_prepare_xwindow_id (GST_X_OVERLAY (ddrawsink));
- }
-
- /* if we are rendering to our own window, resize it to video size */
- if (ddrawsink->video_window && ddrawsink->our_video_window) {
- SetWindowPos (ddrawsink->video_window, NULL,
- 0, 0, ddrawsink->video_width + (GetSystemMetrics (SM_CXSIZEFRAME) * 2),
- ddrawsink->video_height + GetSystemMetrics (SM_CYCAPTION) +
- (GetSystemMetrics (SM_CYSIZEFRAME) * 2), SWP_SHOWWINDOW | SWP_NOMOVE);
- }
+ pPixelFormat->dwRBitMask = bitmask;
+ ret &= gst_structure_get_int (structure, "green_mask", &bitmask);
+ pPixelFormat->dwGBitMask = bitmask;
+ ret &= gst_structure_get_int (structure, "blue_mask", &bitmask);
+ pPixelFormat->dwBBitMask = bitmask;
- /* create an offscreen surface with the caps */
- ret = gst_directdrawsink_create_ddraw_surfaces (ddrawsink);
- if (!ret && ddrawsink->bUseOverlay) {
- GST_CAT_WARNING (directdrawsink_debug,
- "Can not create overlay surface, reverting to no overlay display");
- ddrawsink->bUseOverlay = FALSE;
- ret = gst_directdrawsink_create_ddraw_surfaces (ddrawsink);
- if (ret) {
- return TRUE;
+ gst_structure_get_int (structure, "endianness", &endianness);
+ if (endianness == G_BIG_ENDIAN) {
+ endianness = G_LITTLE_ENDIAN;
+ pPixelFormat->dwRBitMask = GUINT32_TO_BE (pPixelFormat->dwRBitMask);
+ pPixelFormat->dwGBitMask = GUINT32_TO_BE (pPixelFormat->dwGBitMask);
+ pPixelFormat->dwBBitMask = GUINT32_TO_BE (pPixelFormat->dwBBitMask);
}
+ } else if (gst_structure_has_name (structure, "video/x-raw-yuv")) {
+ gint fourcc;
- /*could not create draw surfaces even with fallback, so leave everything as is */
- ddrawsink->bUseOverlay = TRUE;
- }
- if (!ret) {
- GST_CAT_ERROR (directdrawsink_debug, "Can not create ddraw surface");
+ pPixelFormat->dwFlags = DDPF_FOURCC;
+ ret &= gst_structure_get_fourcc (structure, "format", &fourcc);
+ pPixelFormat->dwFourCC = fourcc;
+ } else {
+ GST_CAT_WARNING_OBJECT (directdrawsink_debug, ddrawsink,
+ "unknown caps name received %" GST_PTR_FORMAT, caps);
+ ret = FALSE;
}
return ret;
}
-static GstStateChangeReturn
-gst_directdrawsink_change_state (GstElement * element,
- GstStateChange transition)
+/* This function centers the RECT of source surface to
+a dest surface and set the result RECT into result */
+static void
+gst_directdraw_sink_center_rect (GstDirectDrawSink * ddrawsink, RECT src,
+ RECT dst, RECT * result)
{
- GstDirectDrawSink *ddrawsink;
-
- ddrawsink = GST_DIRECTDRAW_SINK (element);
-
- switch (transition) {
- case GST_STATE_CHANGE_NULL_TO_READY:
- if (ddrawsink->video_window == NULL && ddrawsink->extern_surface == NULL)
- if (!gst_directdrawsink_create_default_window (ddrawsink))
- return GST_STATE_CHANGE_FAILURE;
+ gdouble src_ratio, dst_ratio;
+ long src_width = src.right;
+ long src_height = src.bottom;
+ long dst_width = dst.right - dst.left;
+ long dst_heigth = dst.bottom - dst.top;
+ long result_width = 0, result_height = 0;
- if (!gst_directdrawsink_setup_ddraw (ddrawsink))
- return GST_STATE_CHANGE_FAILURE;
+ g_return_if_fail (result != NULL);
- if (!(ddrawsink->caps = gst_directdrawsink_get_ddrawcaps (ddrawsink)))
- return GST_STATE_CHANGE_FAILURE;
- break;
- case GST_STATE_CHANGE_READY_TO_PAUSED:
- break;
- case GST_STATE_CHANGE_PAUSED_TO_PLAYING:
- break;
- case GST_STATE_CHANGE_PLAYING_TO_PAUSED:
- break;
- case GST_STATE_CHANGE_PAUSED_TO_READY:
+ src_ratio = (gdouble) src_width / src_height;
+ dst_ratio = (gdouble) dst_width / dst_heigth;
- ddrawsink->fps_n = 0;
- ddrawsink->fps_d = 1;
- ddrawsink->video_width = 0;
- ddrawsink->video_height = 0;
+ if (src_ratio > dst_ratio) {
+ /* new height */
+ result_height = (long) (dst_width / src_ratio);
- if (ddrawsink->buffer_pool)
- gst_directdrawsink_bufferpool_clear (ddrawsink);
+ result->left = dst.left;
+ result->right = dst.right;
+ result->top = dst.top + (dst_heigth - result_height) / 2;
+ result->bottom = result->top + result_height;
- break;
- case GST_STATE_CHANGE_READY_TO_NULL:
+ } else if (src_ratio < dst_ratio) {
+ /* new width */
+ result_width = (long) (dst_heigth * src_ratio);
- if (ddrawsink->setup)
- gst_directdrawsink_cleanup (ddrawsink);
+ result->top = dst.top;
+ result->bottom = dst.bottom;
+ result->left = dst.left + (dst_width - result_width) / 2;
+ result->right = result->left + result_width;
- break;
+ } else {
+ /* same ratio */
+ memcpy (result, &dst, sizeof (RECT));
}
- return GST_ELEMENT_CLASS (parent_class)->change_state (element, transition);
+ GST_CAT_INFO_OBJECT (directdrawsink_debug, ddrawsink,
+ "source is %ldx%ld dest is %ldx%ld, result is %ldx%ld with x,y %ldx%ld",
+ src_width, src_height, dst_width, dst_heigth,
+ result->right - result->left, result->bottom - result->top, result->left,
+ result->right);
}
/**
case DDERR_NOTINITIALIZED:
return "DDERR_NOTINITIALIZED";
}
- return "Unknown Error";
+ return "Unknown Error";
+}
+
+/* Subclass of GstBuffer which manages buffer_pool surfaces lifetime */
+static void gst_ddrawsurface_finalize (GstDDrawSurface * surface);
+
+static void
+gst_ddrawsurface_init (GstDDrawSurface * surface, gpointer g_class)
+{
+ surface->surface = NULL;
+ surface->width = 0;
+ surface->height = 0;
+ surface->ddrawsink = NULL;
+ surface->locked = FALSE;
+ surface->system_memory = FALSE;
+ memset (&surface->dd_pixel_format, 0, sizeof (DDPIXELFORMAT));
+}
+
+static void
+gst_ddrawsurface_class_init (gpointer g_class, gpointer class_data)
+{
+ GstMiniObjectClass *mini_object_class = GST_MINI_OBJECT_CLASS (g_class);
+
+ mini_object_class->finalize = GST_DEBUG_FUNCPTR (gst_ddrawsurface_finalize);
+}
+
+GType
+gst_ddrawsurface_get_type (void)
+{
+ static GType _gst_ddrawsurface_type;
+
+ if (G_UNLIKELY (_gst_ddrawsurface_type == 0)) {
+ static const GTypeInfo ddrawsurface_info = {
+ sizeof (GstBufferClass),
+ NULL,
+ NULL,
+ gst_ddrawsurface_class_init,
+ NULL,
+ NULL,
+ sizeof (GstDDrawSurface),
+ 0,
+ (GInstanceInitFunc) gst_ddrawsurface_init,
+ NULL
+ };
+ _gst_ddrawsurface_type = g_type_register_static (GST_TYPE_BUFFER,
+ "GstDDrawSurface", &ddrawsurface_info, 0);
+ }
+ return _gst_ddrawsurface_type;
+}
+
+static void
+gst_ddrawsurface_finalize (GstDDrawSurface * surface)
+{
+ GstDirectDrawSink *ddrawsink = NULL;
+
+ g_return_if_fail (surface != NULL);
+
+ ddrawsink = surface->ddrawsink;
+ if (!ddrawsink)
+ goto no_sink;
+
+ /* If our geometry changed we can't reuse that image. */
+ if ((surface->width != ddrawsink->video_width) ||
+ (surface->height != ddrawsink->video_height) ||
+ (memcmp (&surface->dd_pixel_format, &ddrawsink->dd_pixel_format,
+ sizeof (DDPIXELFORMAT)) != 0)
+ ) {
+ GST_CAT_INFO_OBJECT (directdrawsink_debug, ddrawsink,
+ "destroy image as its size changed %dx%d vs current %dx%d",
+ surface->width, surface->height, ddrawsink->video_width,
+ ddrawsink->video_height);
+ gst_directdraw_sink_surface_destroy (ddrawsink, surface);
+
+ } else {
+ /* In that case we can reuse the image and add it to our image pool. */
+ GST_CAT_INFO_OBJECT (directdrawsink_debug, ddrawsink,
+ "recycling image in pool");
+
+ /* need to increment the refcount again to recycle */
+ gst_buffer_ref (GST_BUFFER (surface));
+
+ g_mutex_lock (ddrawsink->pool_lock);
+ ddrawsink->buffer_pool = g_slist_prepend (ddrawsink->buffer_pool, surface);
+ g_mutex_unlock (ddrawsink->pool_lock);
+ }
+ return;
+
+no_sink:
+ GST_WARNING (directdrawsink_debug, "no sink found");
+ return;
+}
+
+/************************************************************************/
+/* Directdraw sink functions */
+/************************************************************************/
+static void
+gst_directdraw_sink_base_init (gpointer g_class)
+{
+ GstElementClass *element_class = GST_ELEMENT_CLASS (g_class);
+
+ gst_element_class_set_details (element_class, &gst_directdraw_sink_details);
+ gst_element_class_add_pad_template (element_class,
+ gst_static_pad_template_get (&directdrawsink_sink_factory));
+}
+
+static void
+gst_directdraw_sink_class_init (GstDirectDrawSinkClass * klass)
+{
+ GObjectClass *gobject_class;
+ GstElementClass *gstelement_class;
+ GstBaseSinkClass *gstbasesink_class;
+
+ gobject_class = (GObjectClass *) klass;
+ gstbasesink_class = (GstBaseSinkClass *) klass;
+ gstelement_class = (GstElementClass *) klass;
+
+ GST_DEBUG_CATEGORY_INIT (directdrawsink_debug, "directdrawsink", 0,
+ "Directdraw sink");
+
+ gobject_class->finalize = GST_DEBUG_FUNCPTR (gst_directdraw_sink_finalize);
+ gobject_class->get_property =
+ GST_DEBUG_FUNCPTR (gst_directdraw_sink_get_property);
+ gobject_class->set_property =
+ GST_DEBUG_FUNCPTR (gst_directdraw_sink_set_property);
+ gstelement_class->change_state =
+ GST_DEBUG_FUNCPTR (gst_directdraw_sink_change_state);
+ gstbasesink_class->get_caps =
+ GST_DEBUG_FUNCPTR (gst_directdraw_sink_get_caps);
+ gstbasesink_class->set_caps =
+ GST_DEBUG_FUNCPTR (gst_directdraw_sink_set_caps);
+ gstbasesink_class->preroll =
+ GST_DEBUG_FUNCPTR (gst_directdraw_sink_show_frame);
+ gstbasesink_class->render =
+ GST_DEBUG_FUNCPTR (gst_directdraw_sink_show_frame);
+ gstbasesink_class->get_times =
+ GST_DEBUG_FUNCPTR (gst_directdraw_sink_get_times);
+ gstbasesink_class->buffer_alloc =
+ GST_DEBUG_FUNCPTR (gst_directdraw_sink_buffer_alloc);
+
+ /* install properties */
+ /* setup aspect ratio mode */
+ g_object_class_install_property (G_OBJECT_CLASS (klass),
+ PROP_KEEP_ASPECT_RATIO, g_param_spec_boolean ("keep-aspect-ratio",
+ "keep-aspect-ratio", "keep the aspect ratio or not", FALSE,
+ G_PARAM_READWRITE));
+}
+
+static void
+gst_directdraw_sink_set_property (GObject * object, guint prop_id,
+ const GValue * value, GParamSpec * pspec)
+{
+ GstDirectDrawSink *ddrawsink = GST_DIRECTDRAW_SINK (object);
+
+ switch (prop_id) {
+ case PROP_KEEP_ASPECT_RATIO:
+ ddrawsink->keep_aspect_ratio = g_value_get_boolean (value);
+ break;
+ default:
+ G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+ break;
+ }
+}
+
+static void
+gst_directdraw_sink_get_property (GObject * object, guint prop_id,
+ GValue * value, GParamSpec * pspec)
+{
+ GstDirectDrawSink *ddrawsink = GST_DIRECTDRAW_SINK (object);
+
+ switch (prop_id) {
+ case PROP_KEEP_ASPECT_RATIO:
+ g_value_set_boolean (value, ddrawsink->keep_aspect_ratio);
+ break;
+ default:
+ G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+ break;
+ }
+}
+
+static void
+gst_directdraw_sink_finalize (GObject * object)
+{
+ GstDirectDrawSink *ddrawsink = GST_DIRECTDRAW_SINK (object);
+
+ if (ddrawsink->pool_lock) {
+ g_mutex_free (ddrawsink->pool_lock);
+ ddrawsink->pool_lock = NULL;
+ }
+ if (ddrawsink->caps) {
+ gst_caps_unref (ddrawsink->caps);
+ ddrawsink->caps = NULL;
+ }
+ if (ddrawsink->setup) {
+ gst_directdraw_sink_cleanup (ddrawsink);
+ }
+}
+
+static void
+gst_directdraw_sink_init (GstDirectDrawSink * ddrawsink,
+ GstDirectDrawSinkClass * g_class)
+{
+ /*init members variables */
+ ddrawsink->ddraw_object = NULL;
+ ddrawsink->primary_surface = NULL;
+ ddrawsink->offscreen_surface = NULL;
+ ddrawsink->clipper = NULL;
+ ddrawsink->video_window = NULL;
+ ddrawsink->our_video_window = TRUE;
+ ddrawsink->last_buffer = NULL;
+ ddrawsink->caps = NULL;
+ ddrawsink->window_thread = NULL;
+ ddrawsink->setup = FALSE;
+ ddrawsink->buffer_pool = NULL;
+ ddrawsink->keep_aspect_ratio = FALSE;
+ ddrawsink->pool_lock = g_mutex_new ();
+ memset (&ddrawsink->dd_pixel_format, 0, sizeof (DDPIXELFORMAT));
+
+ /*video default values */
+ ddrawsink->video_height = 0;
+ ddrawsink->video_width = 0;
+ ddrawsink->fps_n = 0;
+ ddrawsink->fps_d = 0;
+}
+
+static GstCaps *
+gst_directdraw_sink_get_caps (GstBaseSink * bsink)
+{
+ GstDirectDrawSink *ddrawsink = GST_DIRECTDRAW_SINK (bsink);
+ GstCaps *caps = NULL;
+
+ if (!ddrawsink->setup) {
+ caps = gst_caps_copy (gst_pad_get_pad_template_caps (GST_VIDEO_SINK_PAD
+ (ddrawsink)));
+ GST_CAT_INFO_OBJECT (directdrawsink_debug, ddrawsink,
+ "getcaps called and we are not setup yet, " "returning template %"
+ GST_PTR_FORMAT, caps);
+ } else {
+ caps = gst_caps_ref (ddrawsink->caps);
+ }
+
+ return caps;
+}
+
+static gboolean
+gst_directdraw_sink_set_caps (GstBaseSink * bsink, GstCaps * caps)
+{
+ GstDirectDrawSink *ddrawsink = GST_DIRECTDRAW_SINK (bsink);
+ GstStructure *structure = NULL;
+ gboolean ret;
+ const GValue *fps;
+
+ structure = gst_caps_get_structure (caps, 0);
+ if (!structure)
+ return FALSE;
+
+ ret = gst_structure_get_int (structure, "width", &ddrawsink->video_width);
+ ret &= gst_structure_get_int (structure, "height", &ddrawsink->video_height);
+ fps = gst_structure_get_value (structure, "framerate");
+ ret &= (fps != NULL);
+ ret &=
+ gst_ddrawvideosink_get_format_from_caps (ddrawsink, caps,
+ &ddrawsink->dd_pixel_format);
+ if (!ret) {
+ GST_ELEMENT_ERROR (ddrawsink, CORE, NEGOTIATION,
+ ("Failed to get caps properties from caps"), (NULL));
+ return FALSE;
+ }
+
+ ddrawsink->fps_n = gst_value_get_fraction_numerator (fps);
+ ddrawsink->fps_d = gst_value_get_fraction_denominator (fps);
+
+ /* Notify application to set window id now */
+ if (!ddrawsink->video_window) {
+ gst_x_overlay_prepare_xwindow_id (GST_X_OVERLAY (ddrawsink));
+ }
+
+ /* if we are rendering to our own window, resize it to video size */
+ if (ddrawsink->video_window && ddrawsink->our_video_window) {
+ SetWindowPos (ddrawsink->video_window, NULL,
+ 0, 0, ddrawsink->video_width + (GetSystemMetrics (SM_CXSIZEFRAME) * 2),
+ ddrawsink->video_height + GetSystemMetrics (SM_CYCAPTION) +
+ (GetSystemMetrics (SM_CYSIZEFRAME) * 2), SWP_SHOWWINDOW | SWP_NOMOVE);
+ }
+
+ /* create an offscreen surface with the caps */
+ ret = gst_directdraw_sink_create_ddraw_surface (ddrawsink);
+ if (!ret) {
+ GST_ELEMENT_ERROR (ddrawsink, CORE, NEGOTIATION,
+ ("Can't create a directdraw offscreen surface with the input caps"),
+ (NULL));
+ }
+
+ return ret;
}
+static GstStateChangeReturn
+gst_directdraw_sink_change_state (GstElement * element,
+ GstStateChange transition)
+{
+ GstDirectDrawSink *ddrawsink = GST_DIRECTDRAW_SINK (element);;
+
+ switch (transition) {
+ case GST_STATE_CHANGE_NULL_TO_READY:
+ if (ddrawsink->video_window == NULL)
+ if (!gst_directdraw_sink_create_default_window (ddrawsink))
+ return GST_STATE_CHANGE_FAILURE;
+
+ if (!gst_directdraw_sink_setup_ddraw (ddrawsink))
+ return GST_STATE_CHANGE_FAILURE;
+
+ if (!(ddrawsink->caps = gst_directdraw_sink_get_ddrawcaps (ddrawsink)))
+ return GST_STATE_CHANGE_FAILURE;
+ break;
+ case GST_STATE_CHANGE_READY_TO_PAUSED:
+ break;
+ case GST_STATE_CHANGE_PAUSED_TO_PLAYING:
+ break;
+ case GST_STATE_CHANGE_PLAYING_TO_PAUSED:
+ break;
+ case GST_STATE_CHANGE_PAUSED_TO_READY:
+ ddrawsink->fps_n = 0;
+ ddrawsink->fps_d = 1;
+ ddrawsink->video_width = 0;
+ ddrawsink->video_height = 0;
+ if (ddrawsink->buffer_pool)
+ gst_directdraw_sink_bufferpool_clear (ddrawsink);
+ break;
+ case GST_STATE_CHANGE_READY_TO_NULL:
+ if (ddrawsink->setup)
+ gst_directdraw_sink_cleanup (ddrawsink);
+ break;
+ }
+
+ return GST_ELEMENT_CLASS (parent_class)->change_state (element, transition);
+}
static GstFlowReturn
-gst_directdrawsink_buffer_alloc (GstBaseSink * bsink, guint64 offset,
+gst_directdraw_sink_buffer_alloc (GstBaseSink * bsink, guint64 offset,
guint size, GstCaps * caps, GstBuffer ** buf)
{
- GstDirectDrawSink *ddrawsink = NULL;
+ GstDirectDrawSink *ddrawsink = GST_DIRECTDRAW_SINK (bsink);
GstDDrawSurface *surface = NULL;
GstStructure *structure = NULL;
GstFlowReturn ret = GST_FLOW_OK;
- ddrawsink = GST_DIRECTDRAW_SINK (bsink);
- GST_CAT_INFO (directdrawsink_debug, "a buffer of %d bytes was requested",
- size);
+ GST_CAT_INFO_OBJECT (directdrawsink_debug, ddrawsink,
+ "a buffer of %d bytes was requested", size);
structure = gst_caps_get_structure (caps, 0);
-
g_mutex_lock (ddrawsink->pool_lock);
/* Inspect our buffer pool */
while (ddrawsink->buffer_pool) {
surface = (GstDDrawSurface *) ddrawsink->buffer_pool->data;
-
if (surface) {
/* Removing from the pool */
ddrawsink->buffer_pool = g_slist_delete_link (ddrawsink->buffer_pool,
(memcmp (&surface->dd_pixel_format, &ddrawsink->dd_pixel_format,
sizeof (DDPIXELFORMAT)))
) {
- gst_directdrawsink_surface_destroy (ddrawsink, surface);
+ gst_directdraw_sink_surface_destroy (ddrawsink, surface);
surface = NULL;
} else {
/* We found a suitable surface */
/* We haven't found anything, creating a new one */
if (!surface) {
- surface = gst_directdrawsink_surface_create (ddrawsink, caps, size);
+ surface = gst_directdraw_sink_surface_create (ddrawsink, caps, size);
}
/* Now we should have a surface, set appropriate caps on it */
return ret;
}
-static gboolean
-gst_directdrawsink_fill_colorkey (LPDIRECTDRAWSURFACE surface, DWORD dwColorKey)
-{
- DDBLTFX ddbfx;
-
- if (!surface)
- return FALSE;
-
- ddbfx.dwSize = sizeof (DDBLTFX);
- ddbfx.dwFillColor = dwColorKey;
-
- if (IDirectDrawSurface7_Blt (surface,
- NULL, NULL, NULL, DDBLT_COLORFILL | DDBLT_WAIT, &ddbfx) == DD_OK)
- return TRUE;
- else
- return FALSE;
-}
-
-static void
-gst_directdrawsink_show_overlay (GstDirectDrawSink * ddrawsink)
-{
- HRESULT hRes;
- RECT destsurf_rect, src_rect;
- POINT dest_surf_point;
- DDOVERLAYFX ddofx;
- LPDIRECTDRAWSURFACE surface = NULL;
-
- if (!ddrawsink || !ddrawsink->overlays)
- return;
-
- if (ddrawsink->extern_surface)
- surface = ddrawsink->extern_surface;
- else
- surface = ddrawsink->primary_surface;
-
- if (ddrawsink->extern_surface) {
- destsurf_rect.left = 0;
- destsurf_rect.top = 0;
- destsurf_rect.right = ddrawsink->out_width;
- destsurf_rect.bottom = ddrawsink->out_height;
- } else {
- dest_surf_point.x = 0;
- dest_surf_point.y = 0;
- ClientToScreen (ddrawsink->video_window, &dest_surf_point);
- GetClientRect (ddrawsink->video_window, &destsurf_rect);
- OffsetRect (&destsurf_rect, dest_surf_point.x, dest_surf_point.y);
- }
-
- if (ddrawsink->keep_aspect_ratio) {
- src_rect.top = 0;
- src_rect.left = 0;
- src_rect.bottom = ddrawsink->video_height;
- src_rect.right = ddrawsink->video_width;
- gst_directdrawsink_center_rect (src_rect, destsurf_rect, &destsurf_rect);
- }
-
- gst_directdrawsink_fill_colorkey (surface, ddrawsink->color_key);
-
- ddofx.dwSize = sizeof (DDOVERLAYFX);
- ddofx.dckDestColorkey.dwColorSpaceLowValue = ddrawsink->color_key;
- ddofx.dckDestColorkey.dwColorSpaceHighValue = ddrawsink->color_key;
-
- hRes = IDirectDrawSurface7_UpdateOverlay (ddrawsink->overlays,
- NULL, surface, &destsurf_rect, DDOVER_KEYDESTOVERRIDE | DDOVER_SHOW,
- &ddofx);
-}
-
static GstFlowReturn
-gst_directdrawsink_show_frame (GstBaseSink * bsink, GstBuffer * buf)
+gst_directdraw_sink_show_frame (GstBaseSink * bsink, GstBuffer * buf)
{
- GstDirectDrawSink *ddrawsink;
+ GstDirectDrawSink *ddrawsink = GST_DIRECTDRAW_SINK (bsink);
HRESULT hRes;
-
- DDSURFACEDESC2 surf_desc;
RECT destsurf_rect, src_rect;
POINT dest_surf_point;
- LPDIRECTDRAWSURFACE lpSurface = NULL;
-
- ddrawsink = GST_DIRECTDRAW_SINK (bsink);
-
if (buf) {
- /*save a reference to the input buffer */
+ /* save a reference to the input buffer */
if (ddrawsink->last_buffer != buf) {
if (ddrawsink->last_buffer) {
- GST_LOG_OBJECT (ddrawsink, "unreffing %p", ddrawsink->last_buffer);
+ GST_CAT_LOG_OBJECT (directdrawsink_debug, ddrawsink, "unreffing %p",
+ ddrawsink->last_buffer);
gst_buffer_unref (ddrawsink->last_buffer);
}
}
- GST_LOG_OBJECT (ddrawsink, "reffing %p as our current buffer", buf);
+ GST_CAT_LOG_OBJECT (directdrawsink_debug, ddrawsink,
+ "reffing %p as our current buffer", buf);
ddrawsink->last_buffer = gst_buffer_ref (buf);
} else {
- /*use last buffer */
+ /* use last buffer */
buf = ddrawsink->last_buffer;
}
-
if (buf == NULL)
return GST_FLOW_ERROR;
-
-
- if (ddrawsink->extern_surface) {
- destsurf_rect.left = 0;
- destsurf_rect.top = 0;
- destsurf_rect.right = ddrawsink->out_width;
- destsurf_rect.bottom = ddrawsink->out_height;
- } else {
- dest_surf_point.x = 0;
- dest_surf_point.y = 0;
- ClientToScreen (ddrawsink->video_window, &dest_surf_point);
- GetClientRect (ddrawsink->video_window, &destsurf_rect);
- OffsetRect (&destsurf_rect, dest_surf_point.x, dest_surf_point.y);
- }
+ /* get the video window position */
+ dest_surf_point.x = 0;
+ dest_surf_point.y = 0;
+ ClientToScreen (ddrawsink->video_window, &dest_surf_point);
+ GetClientRect (ddrawsink->video_window, &destsurf_rect);
+ OffsetRect (&destsurf_rect, dest_surf_point.x, dest_surf_point.y);
if (ddrawsink->keep_aspect_ratio) {
/* center image to dest image keeping aspect ratio */
src_rect.left = 0;
src_rect.bottom = ddrawsink->video_height;
src_rect.right = ddrawsink->video_width;
- gst_directdrawsink_center_rect (src_rect, destsurf_rect, &destsurf_rect);
- }
-
- if (ddrawsink->bUseOverlay) {
- /*get the back buffer of the overlays flipping chain */
- DDSCAPS ddbackcaps;
-
- ddbackcaps.dwCaps = DDSCAPS_BACKBUFFER;
- hRes =
- IDirectDrawSurface7_GetAttachedSurface (ddrawsink->overlays,
- &ddbackcaps, &lpSurface);
- GST_CAT_WARNING (directdrawsink_debug,
- "gst_directdrawsink_show_frame failed getting overlay backbuffer %s",
- DDErrorString (hRes));
- } else {
- /*use our offscreen surface */
- lpSurface = ddrawsink->offscreen_surface;
+ gst_directdraw_sink_center_rect (ddrawsink, src_rect, destsurf_rect,
+ &destsurf_rect);
}
- if (lpSurface == NULL)
- return GST_FLOW_ERROR;
-
if (!GST_IS_DDRAWSURFACE (buf) ||
((GST_IS_DDRAWSURFACE (buf)) && (GST_BUFFER (buf)->malloc_data))) {
-
+ /* We are receiving a system memory buffer so we will copy
+ to the memory of our offscreen surface and next blit this surface
+ on the primary surface */
LPBYTE data = NULL;
- guint src_pitch;
-
- /* Check for lost surface */
- if (IDirectDrawSurface7_IsLost (lpSurface) == DDERR_SURFACELOST) {
- IDirectDrawSurface7_Restore (lpSurface);
- }
+ guint src_pitch, line;
+ DDSURFACEDESC2 surf_desc;
ZeroMemory (&surf_desc, sizeof (surf_desc));
surf_desc.dwSize = sizeof (surf_desc);
+ /* Check for lost surface */
+ if (IDirectDrawSurface7_IsLost (ddrawsink->offscreen_surface) ==
+ DDERR_SURFACELOST) {
+ IDirectDrawSurface7_Restore (ddrawsink->offscreen_surface);
+ }
+
/* Lock the surface */
hRes =
- IDirectDrawSurface7_Lock (lpSurface, NULL, &surf_desc, DDLOCK_WAIT,
- NULL);
+ IDirectDrawSurface7_Lock (ddrawsink->offscreen_surface, NULL,
+ &surf_desc, DDLOCK_WAIT, NULL);
if (hRes != DD_OK) {
- GST_CAT_WARNING (directdrawsink_debug,
- "gst_directdrawsink_show_frame failed locking surface %s",
+ GST_CAT_WARNING_OBJECT (directdrawsink_debug, ddrawsink,
+ "gst_directdraw_sink_show_frame failed locking surface %s",
DDErrorString (hRes));
return GST_FLOW_ERROR;
}
- /* Write data */
+ /* Write each line respecting the destination surface pitch */
data = surf_desc.lpSurface;
-
- /* Source video rowbytes */
src_pitch = GST_BUFFER_SIZE (buf) / ddrawsink->video_height;
-
- /* Write each line respecting dest surface pitch */
-/* for (line = 0; line < surf_desc.dwHeight; line++) {
- memcpy (data, GST_BUFFER_DATA (buf) + (line * src_pitch),
- src_pitch);
+ for (line = 0; line < surf_desc.dwHeight; line++) {
+ memcpy (data, GST_BUFFER_DATA (buf) + (line * src_pitch), src_pitch);
data += surf_desc.lPitch;
- }*/
- memcpy (data, GST_BUFFER_DATA (buf), GST_BUFFER_SIZE (buf));
+ }
/* Unlock the surface */
- hRes = IDirectDrawSurface7_Unlock (lpSurface, NULL);
+ hRes = IDirectDrawSurface7_Unlock (ddrawsink->offscreen_surface, NULL);
if (hRes != DD_OK) {
- GST_CAT_WARNING (directdrawsink_debug,
- "gst_directdrawsink_show_frame failed unlocking surface %s",
+ GST_CAT_WARNING_OBJECT (directdrawsink_debug, ddrawsink,
+ "gst_directdraw_sink_show_frame failed unlocking surface %s",
DDErrorString (hRes));
return GST_FLOW_ERROR;
}
- if (ddrawsink->bUseOverlay) {
- /*Flip to front overlay */
- hRes =
- IDirectDrawSurface7_Flip (ddrawsink->overlays, lpSurface,
- DDFLIP_WAIT);
- IDirectDrawSurface7_Release (lpSurface);
- lpSurface = NULL;
- } else {
- if (ddrawsink->extern_surface) {
- if (ddrawsink->out_height == ddrawsink->video_height &&
- ddrawsink->out_width == ddrawsink->video_width) {
- /*Fast blit to extern surface */
- hRes = IDirectDrawSurface7_BltFast (ddrawsink->extern_surface, 0, 0,
- lpSurface, NULL, DDBLTFAST_WAIT);
-
- } else {
- /*blit to extern surface (Blt will scale the video the dest rect surface if needed) */
- hRes =
- IDirectDrawSurface7_Blt (ddrawsink->extern_surface,
- &destsurf_rect, lpSurface, NULL, DDBLT_WAIT, NULL);
- }
- } else {
- /*blit to primary surface ( Blt will scale the video the dest rect surface if needed */
- hRes =
- IDirectDrawSurface7_Blt (ddrawsink->primary_surface, &destsurf_rect,
- lpSurface, NULL, DDBLT_WAIT, NULL);
- }
- }
- } else {
+ /* blit to primary surface ( Blt will scale the video the dest rect surface if needed */
+ hRes = IDirectDrawSurface7_Blt (ddrawsink->primary_surface, &destsurf_rect,
+ ddrawsink->offscreen_surface, NULL, DDBLT_WAIT, NULL);
+ if (hRes != DD_OK)
+ GST_CAT_WARNING_OBJECT (directdrawsink_debug, ddrawsink,
+ "IDirectDrawSurface7_Blt (object's offscreen surface) " "returned %s",
+ DDErrorString (hRes));
+ } else {
+ /* We are receiving a directdraw surface (previously returned by our buffer pool
+ So we will simply blit it on the primary surface */
GstDDrawSurface *surface = NULL;
surface = GST_DDRAWSURFACE (buf);
IDirectDrawSurface7_Restore (surface->surface);
}
- if (ddrawsink->bUseOverlay) {
- /* blit to the overlays back buffer */
- hRes = IDirectDrawSurface7_Blt (lpSurface, NULL,
- surface->surface, NULL, DDBLT_WAIT, NULL);
-
- hRes = IDirectDrawSurface7_Flip (ddrawsink->overlays, NULL, DDFLIP_WAIT);
- if (hRes != DD_OK)
- GST_CAT_WARNING (directdrawsink_debug, "error flipping");
-
- } else {
- if (ddrawsink->extern_surface) {
- /*blit to the extern surface */
- if (ddrawsink->out_height == ddrawsink->video_height &&
- ddrawsink->out_width == ddrawsink->video_width) {
- /*Fast blit to extern surface */
- hRes = IDirectDrawSurface7_BltFast (ddrawsink->extern_surface, 0, 0,
- surface->surface, NULL, DDBLTFAST_WAIT);
-
- } else {
- /*blit to extern surface (Blt will scale the video the dest rect surface if needed) */
- hRes =
- IDirectDrawSurface7_Blt (ddrawsink->extern_surface,
- &destsurf_rect, surface->surface, NULL, DDBLT_WAIT, NULL);
- }
- } else {
- /*blit to our primary surface */
- hRes =
- IDirectDrawSurface7_Blt (ddrawsink->primary_surface, &destsurf_rect,
- surface->surface, NULL, DDBLT_WAIT, NULL);
- if (hRes != DD_OK)
- GST_CAT_WARNING (directdrawsink_debug,
- "IDirectDrawSurface7_Blt returned %s", DDErrorString (hRes));
- else
- GST_CAT_INFO (directdrawsink_debug,
- "allocated surface was blit to our primary");
- }
- }
+ /* blit to our primary surface */
+ hRes = IDirectDrawSurface7_Blt (ddrawsink->primary_surface, &destsurf_rect,
+ surface->surface, NULL, DDBLT_WAIT, NULL);
+ if (hRes != DD_OK)
+ GST_CAT_WARNING_OBJECT (directdrawsink_debug, ddrawsink,
+ "IDirectDrawSurface7_Blt (offscreen surface from buffer_alloc) "
+ "returned %s", DDErrorString (hRes));
}
- if (ddrawsink->bUseOverlay)
- gst_directdrawsink_show_overlay (ddrawsink);
-
return GST_FLOW_OK;
}
static gboolean
-gst_directdrawsink_setup_ddraw (GstDirectDrawSink * ddrawsink)
+gst_directdraw_sink_setup_ddraw (GstDirectDrawSink * ddrawsink)
{
gboolean bRet = TRUE;
HRESULT hRes;
DDSURFACEDESC2 dd_surface_desc;
- //create an instance of the ddraw object
+ /* create an instance of the ddraw object use DDCREATE_EMULATIONONLY as first parameter to
+ force Directdraw to use the hardware emulation layer */
hRes =
DirectDrawCreateEx ( /*DDCREATE_EMULATIONONLY */ 0,
(void **) &ddrawsink->ddraw_object, &IID_IDirectDraw7, NULL);
-
if (hRes != DD_OK || ddrawsink->ddraw_object == NULL) {
- GST_CAT_ERROR (directdrawsink_debug, "DirectDrawCreate failed with: %s",
- DDErrorString (hRes));
+ GST_ELEMENT_ERROR (ddrawsink, RESOURCE, WRITE,
+ ("Failed to create the DirectDraw object error=%s",
+ DDErrorString (hRes)), (NULL));
return FALSE;
}
/* set cooperative level */
hRes = IDirectDraw7_SetCooperativeLevel (ddrawsink->ddraw_object,
ddrawsink->video_window, DDSCL_NORMAL);
-
if (hRes != DD_OK) {
- GST_CAT_ERROR (directdrawsink_debug, "SetCooperativeLevel failed with: %s",
- DDErrorString (hRes));
- bRet = FALSE;
+ GST_ELEMENT_ERROR (ddrawsink, RESOURCE, WRITE,
+ ("Failed to set the set the cooperative level error=%s",
+ DDErrorString (hRes)), (NULL));
+ return FALSE;
}
- if (!ddrawsink->extern_surface) {
- /*create our primary surface */
- memset (&dd_surface_desc, 0, sizeof (dd_surface_desc));
- dd_surface_desc.dwSize = sizeof (dd_surface_desc);
- dd_surface_desc.dwFlags = DDSD_CAPS;
- dd_surface_desc.ddsCaps.dwCaps = DDSCAPS_PRIMARYSURFACE;
-
- hRes =
- IDirectDraw7_CreateSurface (ddrawsink->ddraw_object, &dd_surface_desc,
- &ddrawsink->primary_surface, NULL);
- if (hRes != DD_OK) {
- GST_CAT_ERROR (directdrawsink_debug,
- "CreateSurface (primary) failed with: %s", DDErrorString (hRes));
- IDirectDraw7_Release (ddrawsink->ddraw_object);
- return FALSE;
- }
-
- /* setup the clipper object */
- hRes = IDirectDraw7_CreateClipper (ddrawsink->ddraw_object, 0,
- &ddrawsink->clipper, NULL);
- if (hRes == DD_OK) {
- hRes = IDirectDrawClipper_SetHWnd (ddrawsink->clipper, 0,
- ddrawsink->video_window);
-
- hRes = IDirectDrawSurface7_SetClipper (ddrawsink->primary_surface,
- ddrawsink->clipper);
- }
-
- } else {
- DDSURFACEDESC2 desc_surface;
-
- desc_surface.dwSize = sizeof (DDSURFACEDESC2);
-
- /*get extern surface size */
- hRes = IDirectDrawSurface7_GetSurfaceDesc (ddrawsink->extern_surface,
- &desc_surface);
- if (hRes != DD_OK) {
- /*error while retrieving ext surface description */
- return FALSE;
- }
-
- ddrawsink->out_width = desc_surface.dwWidth;
- ddrawsink->out_height = desc_surface.dwHeight;
-
- /*get extern surface pixel format (FIXME not needed if we are using overlays) */
- ddrawsink->dd_pixel_format.dwSize = sizeof (DDPIXELFORMAT);
- hRes = IDirectDrawSurface7_GetPixelFormat (ddrawsink->extern_surface,
- &ddrawsink->dd_pixel_format);
- if (hRes != DD_OK) {
- /*error while retrieving ext surface pixel format */
- GST_CAT_WARNING (directdrawsink_debug,
- "GetPixelFormat (ddrawsink->extern_surface) failed with: %s",
- DDErrorString (hRes));
- return FALSE;
- }
+ /*create our primary surface */
+ memset (&dd_surface_desc, 0, sizeof (dd_surface_desc));
+ dd_surface_desc.dwSize = sizeof (dd_surface_desc);
+ dd_surface_desc.dwFlags = DDSD_CAPS;
+ dd_surface_desc.ddsCaps.dwCaps = DDSCAPS_PRIMARYSURFACE;
+ hRes = IDirectDraw7_CreateSurface (ddrawsink->ddraw_object, &dd_surface_desc,
+ &ddrawsink->primary_surface, NULL);
+ if (hRes != DD_OK) {
+ GST_ELEMENT_ERROR (ddrawsink, RESOURCE, WRITE,
+ ("Failed to create our primary surface error=%s", DDErrorString (hRes)),
+ (NULL));
+ return FALSE;
+ }
- /*get specific caps if needed ... */
+ /* setup the clipper object */
+ hRes = IDirectDraw7_CreateClipper (ddrawsink->ddraw_object, 0,
+ &ddrawsink->clipper, NULL);
+ if (hRes == DD_OK) {
+ hRes = IDirectDrawClipper_SetHWnd (ddrawsink->clipper, 0,
+ ddrawsink->video_window);
+ hRes = IDirectDrawSurface7_SetClipper (ddrawsink->primary_surface,
+ ddrawsink->clipper);
}
+ /* directdraw objects are setup */
ddrawsink->setup = TRUE;
return bRet;
switch (message) {
case WM_ERASEBKGND:
return TRUE;
-/* case WM_WINDOWPOSCHANGED:
- case WM_MOVE:
- case WM_SIZE:
- if(global_ddrawsink && global_ddrawsink->bUseOverlay)
- gst_directdrawsink_show_overlay(global_ddrawsink);
- break;
- case WM_PAINT:
- if(global_ddrawsink && global_ddrawsink->bUseOverlay)
- {
- if(global_ddrawsink->extern_surface)
- gst_directdrawsink_fill_colorkey(global_ddrawsink->extern_surface,
- global_ddrawsink->color_key);
- else
- gst_directdrawsink_fill_colorkey(global_ddrawsink->primary_surface,
- global_ddrawsink->color_key);
- }
- break;
-*/
case WM_DESTROY:
PostQuitMessage (0);
break;
}
static gpointer
-gst_directdrawsink_window_thread (GstDirectDrawSink * ddrawsink)
+gst_directdraw_sink_window_thread (GstDirectDrawSink * ddrawsink)
{
WNDCLASS WndClass;
memset (&WndClass, 0, sizeof (WNDCLASS));
-
WndClass.style = CS_HREDRAW | CS_VREDRAW;
WndClass.hInstance = GetModuleHandle (NULL);
WndClass.lpszClassName = "GStreamer-DirectDraw";
WndClass.cbWndExtra = 0;
WndClass.lpfnWndProc = WndProc;
WndClass.hCursor = LoadCursor (NULL, IDC_ARROW);
-
RegisterClass (&WndClass);
ddrawsink->video_window = CreateWindowEx (0, "GStreamer-DirectDraw",
"GStreamer-DirectDraw sink default window",
WS_OVERLAPPEDWINDOW | WS_SIZEBOX, 0, 0, 640, 480, NULL, NULL,
WndClass.hInstance, NULL);
-
if (ddrawsink->video_window == NULL)
return FALSE;
/* signal application we create a window */
gst_x_overlay_got_xwindow_id (GST_X_OVERLAY (ddrawsink),
- ddrawsink->video_window);
+ (gulong) ddrawsink->video_window);
ReleaseSemaphore (ddrawsink->window_created_signal, 1, NULL);
- /*start message loop processing our default window messages */
+ /* start message loop processing our default window messages */
while (1) {
MSG msg;
}
static gboolean
-gst_directdrawsink_create_default_window (GstDirectDrawSink * ddrawsink)
+gst_directdraw_sink_create_default_window (GstDirectDrawSink * ddrawsink)
{
ddrawsink->window_created_signal = CreateSemaphore (NULL, 0, 1, NULL);
if (ddrawsink->window_created_signal == NULL)
return FALSE;
ddrawsink->window_thread = g_thread_create (
- (GThreadFunc) gst_directdrawsink_window_thread, ddrawsink, TRUE, NULL);
+ (GThreadFunc) gst_directdraw_sink_window_thread, ddrawsink, TRUE, NULL);
if (ddrawsink->window_thread == NULL)
goto failed;
failed:
CloseHandle (ddrawsink->window_created_signal);
+ GST_ELEMENT_ERROR (ddrawsink, RESOURCE, WRITE,
+ ("Error creating our default window"), (NULL));
+
return FALSE;
}
static gboolean
-gst_directdrawsink_create_ddraw_surfaces (GstDirectDrawSink * ddrawsink)
+gst_directdraw_sink_create_ddraw_surface (GstDirectDrawSink * ddrawsink)
{
DDSURFACEDESC2 dd_surface_desc;
HRESULT hRes;
memset (&dd_surface_desc, 0, sizeof (dd_surface_desc));
dd_surface_desc.dwSize = sizeof (dd_surface_desc);
-
dd_surface_desc.dwFlags =
DDSD_CAPS | DDSD_HEIGHT | DDSD_WIDTH | DDSD_PIXELFORMAT;
dd_surface_desc.dwHeight = ddrawsink->video_height;
memcpy (&(dd_surface_desc.ddpfPixelFormat), &ddrawsink->dd_pixel_format,
sizeof (DDPIXELFORMAT));
- if (ddrawsink->bUseOverlay) {
- /*create overlays flipping chain */
- dd_surface_desc.ddsCaps.dwCaps =
- DDSCAPS_OVERLAY | DDSCAPS_VIDEOMEMORY | DDSCAPS_FLIP | DDSCAPS_COMPLEX;
- dd_surface_desc.dwFlags |= DDSD_BACKBUFFERCOUNT;
- dd_surface_desc.dwBackBufferCount = 1;
-
- hRes =
- IDirectDraw7_CreateSurface (ddrawsink->ddraw_object, &dd_surface_desc,
- &ddrawsink->overlays, NULL);
-
- if (hRes != DD_OK) {
- GST_CAT_WARNING (directdrawsink_debug,
- "create_ddraw_surfaces:CreateSurface(overlays) failed %s",
- DDErrorString (hRes));
- return FALSE;
- } else {
- GST_CAT_INFO (directdrawsink_debug,
- "An overlay surfaces flipping chain was created");
- }
- } else {
- dd_surface_desc.ddsCaps.dwCaps =
- DDSCAPS_OFFSCREENPLAIN /*|DDSCAPS_SYSTEMMEMORY */ ;
- hRes =
- IDirectDraw7_CreateSurface (ddrawsink->ddraw_object, &dd_surface_desc,
- &ddrawsink->offscreen_surface, NULL);
- if (hRes != DD_OK) {
- GST_CAT_WARNING (directdrawsink_debug,
- "create_ddraw_surfaces:CreateSurface(offscreen) failed %s",
- DDErrorString (hRes));
- return FALSE;
- }
+ dd_surface_desc.ddsCaps.dwCaps =
+ DDSCAPS_OFFSCREENPLAIN /*|DDSCAPS_SYSTEMMEMORY */ ;
+ hRes =
+ IDirectDraw7_CreateSurface (ddrawsink->ddraw_object, &dd_surface_desc,
+ &ddrawsink->offscreen_surface, NULL);
+ if (hRes != DD_OK) {
+ GST_CAT_WARNING_OBJECT (directdrawsink_debug, ddrawsink,
+ "create_ddraw_surface:CreateSurface (offscreen surface for buffer_pool) failed %s",
+ DDErrorString (hRes));
+ return FALSE;
}
-
return TRUE;
}
static void
-gst_directdrawsink_get_times (GstBaseSink * bsink, GstBuffer * buf,
+gst_directdraw_sink_get_times (GstBaseSink * bsink, GstBuffer * buf,
GstClockTime * start, GstClockTime * end)
{
GstDirectDrawSink *ddrawsink;
}
static int
-gst_directdrawsink_get_depth (LPDDPIXELFORMAT lpddpfPixelFormat)
+gst_directdraw_sink_get_depth (LPDDPIXELFORMAT lpddpfPixelFormat)
{
gint order = 0, binary;
return DDENUMRET_CANCEL;
if ((lpDDSurfaceDesc->dwFlags & DDSD_PIXELFORMAT) != DDSD_PIXELFORMAT) {
- GST_CAT_INFO (directdrawsink_debug,
+ GST_CAT_INFO_OBJECT (directdrawsink_debug, ddrawsink,
"Display mode found with DDSD_PIXELFORMAT not set");
return DDENUMRET_OK;
}
"framerate", GST_TYPE_FRACTION_RANGE, 0, 1, G_MAXINT, 1,
"bpp", G_TYPE_INT, lpDDSurfaceDesc->ddpfPixelFormat.dwRGBBitCount,
"depth", G_TYPE_INT,
- gst_directdrawsink_get_depth (&lpDDSurfaceDesc->ddpfPixelFormat),
+ gst_directdraw_sink_get_depth (&lpDDSurfaceDesc->ddpfPixelFormat),
"endianness", G_TYPE_INT, G_LITTLE_ENDIAN, "red_mask", G_TYPE_INT,
lpDDSurfaceDesc->ddpfPixelFormat.dwRBitMask, "green_mask", G_TYPE_INT,
lpDDSurfaceDesc->ddpfPixelFormat.dwGBitMask, "blue_mask", G_TYPE_INT,
}
static GstCaps *
-gst_directdrawsink_get_ddrawcaps (GstDirectDrawSink * ddrawsink)
+gst_directdraw_sink_get_ddrawcaps (GstDirectDrawSink * ddrawsink)
{
HRESULT hRes = S_OK;
DWORD dwFourccCodeIndex = 0;
&ddcaps_emulation);
/* we don't test for DDCAPS_BLTSTRETCH on the hardware as the directdraw emulation layer can do it */
-
-
if (!(ddcaps_hardware.dwCaps & DDCAPS_BLTFOURCC)) {
DDSURFACEDESC2 surface_desc;
gint endianness = G_LITTLE_ENDIAN;
gint depth;
- GST_CAT_INFO (directdrawsink_debug,
+ GST_CAT_INFO_OBJECT (directdrawsink_debug, ddrawsink,
"hardware doesn't support blit from one colorspace to another one. "
"so we will create a caps with only the current display mode");
surface_desc.dwSize = sizeof (DDSURFACEDESC);
hRes = IDirectDraw7_GetDisplayMode (ddrawsink->ddraw_object, &surface_desc);
if (hRes != DD_OK) {
- GST_CAT_ERROR (directdrawsink_debug,
- "Error getting the current display mode (%s)", DDErrorString (hRes));
+ GST_ELEMENT_ERROR (ddrawsink, CORE, NEGOTIATION,
+ ("Error getting the current display mode error=%s",
+ DDErrorString (hRes)), (NULL));
return NULL;
}
- depth = gst_directdrawsink_get_depth (&surface_desc.ddpfPixelFormat);
+ depth = gst_directdraw_sink_get_depth (&surface_desc.ddpfPixelFormat);
if (surface_desc.ddpfPixelFormat.dwRGBBitCount == 24 ||
surface_desc.ddpfPixelFormat.dwRGBBitCount == 32) {
GUINT32_TO_BE (surface_desc.ddpfPixelFormat.dwGBitMask);
surface_desc.ddpfPixelFormat.dwBBitMask =
GUINT32_TO_BE (surface_desc.ddpfPixelFormat.dwBBitMask);
+ if (surface_desc.ddpfPixelFormat.dwRGBBitCount == 24) {
+ surface_desc.ddpfPixelFormat.dwRBitMask >>= 8;
+ surface_desc.ddpfPixelFormat.dwGBitMask >>= 8;
+ surface_desc.ddpfPixelFormat.dwBBitMask >>= 8;
+ }
}
format_caps = gst_caps_new_simple ("video/x-raw-rgb",
gst_caps_append (ddrawsink->caps, format_caps);
}
- GST_CAT_INFO (directdrawsink_debug, "returning caps %s",
+ GST_CAT_INFO_OBJECT (directdrawsink_debug, ddrawsink, "returning caps %s",
gst_caps_to_string (ddrawsink->caps));
-
return ddrawsink->caps;
}
- GST_CAT_INFO (directdrawsink_debug,
+ GST_CAT_INFO_OBJECT (directdrawsink_debug, ddrawsink,
"the hardware can blit from one colorspace to another, "
"then enumerate the colorspace supported by the hardware");
/* enumerate display modes exposed by directdraw object
- to know supported RGB mode */
+ to know supported RGB modes */
hRes =
IDirectDraw7_EnumDisplayModes (ddrawsink->ddraw_object,
DDEDM_REFRESHRATES, NULL, ddrawsink, EnumModesCallback2);
if (hRes != DD_OK) {
- GST_CAT_WARNING (directdrawsink_debug, "EnumDisplayModes returns: %s",
- DDErrorString (hRes));
- return FALSE;
- }
+ GST_ELEMENT_ERROR (ddrawsink, CORE, NEGOTIATION,
+ ("Error enumerating display modes error=%s", DDErrorString (hRes)),
+ (NULL));
- /* enumerate non-rgb modes exposed by directdraw object */
-/* IDirectDraw7_GetFourCCCodes(ddrawsink->ddraw_object, &dwNbFourccCodes, NULL);
- if(dwNbFourccCodes != 0)
- {
- pdwFourccCodes = g_new0(DWORD, dwNbFourccCodes);
- if(!pdwFourccCodes)
- return FALSE;
-
- if (FAILED(IDirectDraw7_GetFourCCCodes(ddrawsink->ddraw_object, &dwNbFourccCodes,
- pdwFourccCodes)))
- {
- g_free(pdwFourccCodes);
- return FALSE;
- }
-
- for(dwFourccCodeIndex = 0; dwFourccCodeIndex < dwNbFourccCodes; dwFourccCodeIndex++)
- {
- /*support only yuv formats YUY2, UYVY, YVU9, YV12, AYUV
- if(/*pdwFourccCodes[dwFourccCodeIndex] == mmioFOURCC('Y','U','Y','2') ||
- pdwFourccCodes[dwFourccCodeIndex] == mmioFOURCC('U','Y','V','Y') ||
- pdwFourccCodes[dwFourccCodeIndex] == mmioFOURCC('Y','V','U','9') ||
- pdwFourccCodes[dwFourccCodeIndex] == mmioFOURCC('Y','V','1','2') /*||
- pdwFourccCodes[dwFourccCodeIndex] == mmioFOURCC('A','Y','U','V')
- )
- {
- format_caps = gst_caps_new_simple ("video/x-raw-yuv",
- "format", GST_TYPE_FOURCC, pdwFourccCodes[dwFourccCodeIndex],
- "width", GST_TYPE_INT_RANGE, 1, G_MAXINT,
- "height", GST_TYPE_INT_RANGE, 1, G_MAXINT,
- "framerate", GST_TYPE_FRACTION_RANGE, 0, 1, G_MAXINT, 1, NULL);
-
- if(format_caps)
- gst_caps_append (ddrawsink->caps, format_caps);
- }
- }
-
- g_free(pdwFourccCodes);
+ return NULL;
}
-*/
if (gst_caps_is_empty (ddrawsink->caps)) {
gst_caps_unref (ddrawsink->caps);
-
- GST_ELEMENT_ERROR (ddrawsink, STREAM, WRONG_TYPE, (NULL),
- ("No supported format found"));
+ ddrawsink->caps = NULL;
+ GST_ELEMENT_ERROR (ddrawsink, CORE, NEGOTIATION,
+ ("No supported caps found."), (NULL));
return NULL;
}
-// GST_CAT_INFO (directdrawsink_debug, "returning caps %s", gst_caps_to_string (ddrawsink->caps));
+ //GST_CAT_INFO_OBJECT (directdrawsink_debug, ddrawsink, "returning caps %s", gst_caps_to_string (ddrawsink->caps));
return ddrawsink->caps;
}
/* Creates miniobject and our internal surface */
static GstDDrawSurface *
-gst_directdrawsink_surface_create (GstDirectDrawSink * ddrawsink,
+gst_directdraw_sink_surface_create (GstDirectDrawSink * ddrawsink,
GstCaps * caps, size_t size)
{
GstDDrawSurface *surface = NULL;
GstStructure *structure = NULL;
gint pitch;
-
HRESULT hRes;
DDSURFACEDESC2 surf_desc, surf_lock_desc;
structure = gst_caps_get_structure (caps, 0);
if (!gst_structure_get_int (structure, "width", &surface->width) ||
!gst_structure_get_int (structure, "height", &surface->height)) {
- GST_WARNING ("failed getting geometry from caps %" GST_PTR_FORMAT, caps);
+ GST_CAT_WARNING_OBJECT (directdrawsink_debug, ddrawsink,
+ "failed getting geometry from caps %" GST_PTR_FORMAT, caps);
}
pitch = GST_ROUND_UP_8 (size / surface->height);
-
- if (!gst_ddrawvideosink_get_format_from_caps (caps,
+ if (!gst_ddrawvideosink_get_format_from_caps (ddrawsink, caps,
&surface->dd_pixel_format)) {
- GST_WARNING ("failed getting pixel format from caps %" GST_PTR_FORMAT,
- caps);
+ GST_CAT_WARNING_OBJECT (directdrawsink_debug, ddrawsink,
+ "failed getting pixel format from caps %" GST_PTR_FORMAT, caps);
}
if (ddrawsink->ddraw_object) {
DDSD_CAPS | DDSD_HEIGHT | DDSD_WIDTH | DDSD_PIXELFORMAT | DDSD_PITCH;
surf_desc.dwHeight = surface->height;
surf_desc.dwWidth = surface->width;
-
memcpy (&(surf_desc.ddpfPixelFormat), &surface->dd_pixel_format,
sizeof (DDPIXELFORMAT));
hRes = IDirectDraw7_CreateSurface (ddrawsink->ddraw_object, &surf_desc,
&surface->surface, NULL);
if (hRes != DD_OK) {
- /*gst_object_unref (surface);
- surface = NULL;
- goto beach; */
goto surface_pitch_bad;
}
IDirectDrawSurface7_Restore (surface->surface);
goto lock;
}
-
surface->locked = TRUE;
if (surf_lock_desc.lPitch != pitch) {
- GST_CAT_INFO (directdrawsink_debug,
- "DDraw stride/pitch %ld isn't as expected value %d, let's continue allocating buffer.",
+ GST_CAT_INFO_OBJECT (directdrawsink_debug, ddrawsink,
+ "DDraw stride/pitch %ld isn't as expected value %d, let's continue allocating a system memory buffer.",
surf_lock_desc.lPitch, pitch);
/*Unlock the surface as we will change it to use system memory with a GStreamer compatible pitch */
hRes = IDirectDrawSurface_Unlock (surface->surface, NULL);
goto surface_pitch_bad;
}
-
- GST_CAT_INFO (directdrawsink_debug,
- "allocating a surface of %d bytes (stride=%ld)\n", size,
- surf_lock_desc.lPitch);
GST_BUFFER_DATA (surface) = surf_lock_desc.lpSurface;
GST_BUFFER_SIZE (surface) = surf_lock_desc.lPitch * surface->height;
+ GST_CAT_INFO_OBJECT (directdrawsink_debug, ddrawsink,
+ "allocating a surface of %d bytes (stride=%ld)\n", size,
+ surf_lock_desc.lPitch);
} else {
surface_pitch_bad:
GST_BUFFER (surface)->malloc_data = g_malloc (size);
GST_BUFFER_DATA (surface) = GST_BUFFER (surface)->malloc_data;
GST_BUFFER_SIZE (surface) = size;
-
-/* surf_desc.dwSize = sizeof(DDSURFACEDESC2);
- surf_desc.dwFlags = DDSD_PITCH | DDSD_LPSURFACE | DDSD_HEIGHT | DDSD_WIDTH ||DDSD_PIXELFORMAT;
- surf_desc.lpSurface = GST_BUFFER (surface)->malloc_data;
- surf_desc.lPitch = pitch;
- //surf_desc.dwHeight = surface->height;
- surf_desc.dwWidth = surface->width;
- hRes = IDirectDrawSurface7_SetSurfaceDesc(surface->surface, &surf_desc, 0);
- printf("%\n", DDErrorString(hRes));
-
- hRes = IDirectDrawSurface7_Lock (surface->surface, NULL, &surf_lock_desc,
- DDLOCK_WAIT | DDLOCK_NOSYSLOCK, NULL);
-*/
surface->surface = NULL;
- /*printf ("allocating a buffer of %d bytes\n", size); */
+ GST_CAT_INFO_OBJECT (directdrawsink_debug, ddrawsink,
+ "allocating a system memory buffer of %d bytes", size);
}
/* Keep a ref to our sink */
surface->ddrawsink = gst_object_ref (ddrawsink);
- /*
- beach:
- */
return surface;
}
/* We are called from the finalize method of miniobject, the object will be
* destroyed so we just have to clean our internal stuff */
static void
-gst_directdrawsink_surface_destroy (GstDirectDrawSink * ddrawsink,
+gst_directdraw_sink_surface_destroy (GstDirectDrawSink * ddrawsink,
GstDDrawSurface * surface)
{
g_return_if_fail (GST_IS_DIRECTDRAW_SINK (ddrawsink));
}
static void
-gst_directdrawsink_bufferpool_clear (GstDirectDrawSink * ddrawsink)
+gst_directdraw_sink_bufferpool_clear (GstDirectDrawSink * ddrawsink)
{
g_mutex_lock (ddrawsink->pool_lock);
while (ddrawsink->buffer_pool) {
ddrawsink->buffer_pool = g_slist_delete_link (ddrawsink->buffer_pool,
ddrawsink->buffer_pool);
- gst_directdrawsink_surface_destroy (ddrawsink, surface);
+ gst_directdraw_sink_surface_destroy (ddrawsink, surface);
}
g_mutex_unlock (ddrawsink->pool_lock);
}
static void
-gst_directdrawsink_cleanup (GstDirectDrawSink * ddrawsink)
+gst_directdraw_sink_cleanup (GstDirectDrawSink * ddrawsink)
{
-
/* Post quit message and wait for our event window thread */
if (ddrawsink->video_window && ddrawsink->our_video_window)
PostMessage (ddrawsink->video_window, WM_QUIT, 0, 0);
}
if (ddrawsink->buffer_pool) {
- gst_directdrawsink_bufferpool_clear (ddrawsink);
+ gst_directdraw_sink_bufferpool_clear (ddrawsink);
ddrawsink->buffer_pool = NULL;
}
- if (ddrawsink->overlays) {
- IDirectDrawSurface7_Release (ddrawsink->overlays);
- ddrawsink->overlays = NULL;
- }
-
if (ddrawsink->offscreen_surface) {
IDirectDrawSurface7_Release (ddrawsink->offscreen_surface);
ddrawsink->offscreen_surface = NULL;
projects / platform / upstream / gst-plugins-bad.git / commitdiff