From bba1354444343e04c27e5bff69ffc94c4d94133a Mon Sep 17 00:00:00 2001 From: David Schleef Date: Tue, 22 Jul 2003 23:32:21 +0000 Subject: famedec is not actually implemented. (it'd just a copy of fameenc.) Original commit message from CVS: famedec is not actually implemented. (it'd just a copy of fameenc.) --- ext/libfame/gstfamedec.c | 533 ----------------------------------------------- 1 file changed, 533 deletions(-) delete mode 100644 ext/libfame/gstfamedec.c (limited to 'ext/libfame/gstfamedec.c') diff --git a/ext/libfame/gstfamedec.c b/ext/libfame/gstfamedec.c deleted file mode 100644 index 1864487f..00000000 --- a/ext/libfame/gstfamedec.c +++ /dev/null @@ -1,533 +0,0 @@ -/* GStreamer - * Copyright (C) <1999> Erik Walthinsen - * - * This library is free software; you can redistribute it and/or - * modify it under the terms of the GNU Library General Public - * License as published by the Free Software Foundation; either - * version 2 of the License, or (at your option) any later version. - * - * This library is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Library General Public License for more details. - * - * You should have received a copy of the GNU Library General Public - * License along with this library; if not, write to the - * Free Software Foundation, Inc., 59 Temple Place - Suite 330, - * Boston, MA 02111-1307, USA. - */ - -#ifdef HAVE_CONFIG_H -#include "config.h" -#endif -#include -#include - -#include "gstlibfame.h" -#include - -#define FAMEENC_BUFFER_SIZE (300 * 1024) - -/* elementfactory information */ -static GstElementDetails gst_famedec_details = { - "MPEG1 and MPEG4 video decoder using the famedec library", - "Codec/Video/Encoder", - "LGPL", - "Uses famedec to decode MPEG video streams", - VERSION, - "famedec: (C) 2000-2001, Vivien Chappelier\n" - "Thomas Vander Stichele ", - "(C) 2002", -}; - -static GQuark fame_object_name; - - -/* FameEnc signals and args */ -enum { - /* FILL ME */ - LAST_SIGNAL -}; - -enum { - ARG_0, - ARG_VERSION, - ARG_BITRATE, - ARG_QUALITY, - ARG_PATTERN, - ARG_FAME_VERBOSE, - ARG_BUFFER_SIZE, - ARG_FRAMES_PER_SEQUENCE, - /* dynamically generated properties start here */ - ARG_FAME_PROPS_START - /* FILL ME */ -}; - -GST_PAD_TEMPLATE_FACTORY (sink_template_factory, - "sink", - GST_PAD_SINK, - GST_PAD_ALWAYS, - GST_CAPS_NEW ( - "famedec_sink_caps", - "video/x-raw-yuv", - "format", - GST_PROPS_FOURCC (GST_MAKE_FOURCC ('I','4','2','0')), - "width", GST_PROPS_INT_RANGE (16, 4096), - "height", GST_PROPS_INT_RANGE (16, 4096), - "framerate", GST_PROPS_LIST ( - GST_PROPS_FLOAT (24/1.001), - GST_PROPS_FLOAT (24.), - GST_PROPS_FLOAT (25.), - GST_PROPS_FLOAT (30/1.001), - GST_PROPS_FLOAT (30.), - GST_PROPS_FLOAT (50.), - GST_PROPS_FLOAT (60/1.001), - GST_PROPS_FLOAT (60.) - ) - ) -) - -GST_PAD_TEMPLATE_FACTORY (src_template_factory, - "src", - GST_PAD_SRC, - GST_PAD_ALWAYS, - GST_CAPS_NEW ( - "famedec_src_caps", - "video/mpeg", - /* we don't need width/height/framerate */ - "mpegversion", GST_PROPS_LIST ( - GST_PROPS_INT (1), - GST_PROPS_INT (4) - ), - "systemstream", GST_PROPS_BOOLEAN (FALSE) - ) -); - -static void gst_famedec_class_init (GstFameEncClass *klass); -static void gst_famedec_init (GstFameEnc *famedec); -static void gst_famedec_dispose (GObject *object); - -static void gst_famedec_set_property (GObject *object, guint prop_id, - const GValue *value, GParamSpec *pspec); -static void gst_famedec_get_property (GObject *object, guint prop_id, - GValue *value, GParamSpec *pspec); - -static void gst_famedec_chain (GstPad *pad, GstBuffer *buf); - -static GstElementClass *parent_class = NULL; -/*static guint gst_famedec_signals[LAST_SIGNAL] = { 0 };*/ - -GType -gst_famedec_get_type (void) -{ - static GType famedec_type = 0; - - if (!famedec_type) { - static const GTypeInfo famedec_info = { - sizeof (GstFameEncClass), - NULL, - NULL, - (GClassInitFunc) gst_famedec_class_init, - NULL, - NULL, - sizeof (GstFameEnc), - 0, - (GInstanceInitFunc) gst_famedec_init, - }; - famedec_type = g_type_register_static (GST_TYPE_ELEMENT, - "GstFameEnc", &famedec_info, 0); - } - return famedec_type; -} - -static int -gst_famedec_item_compare (fame_list_t *item1, fame_list_t *item2) -{ - return strcmp (item1->type, item2->type); -} - -static void -gst_famedec_class_init (GstFameEncClass *klass) -{ - GObjectClass *gobject_class = NULL; - GstElementClass *gstelement_class = NULL; - fame_context_t *context; - fame_list_t *walk; - GList *props = NULL, *props_walk; - gint current_prop = ARG_FAME_PROPS_START; - - gobject_class = (GObjectClass*) klass; - gstelement_class = (GstElementClass*) klass; - - parent_class = g_type_class_ref (GST_TYPE_ELEMENT); - - gobject_class->set_property = gst_famedec_set_property; - gobject_class->get_property = gst_famedec_get_property; - gobject_class->dispose = gst_famedec_dispose; - - fame_object_name = g_quark_from_string ("GstFameObjectName"); - - context = fame_open (); - g_assert (context); - - /* first sort the list */ - walk = context->type_list; - while (walk) { - props = g_list_insert_sorted (props, walk, (GCompareFunc)gst_famedec_item_compare); - walk = walk->next; - } - - props_walk = props; - while (props_walk) { - GArray *array; - const gchar *current_type; - gint current_len; - gint current_value; - fame_object_t *current_default; - gint default_index; - - walk = (fame_list_t *)props_walk->data; - array = g_array_new (TRUE, FALSE, sizeof (GEnumValue)); - - current_type = walk->type; - current_value = 0; - current_len = strlen (walk->type); - current_default = fame_get_object (context, current_type); - default_index = 1; - - do { - if (strstr (walk->type, "/")) { - GEnumValue value; - - if (current_default == walk->item) - default_index = current_value; - - value.value = current_value++; - value.value_name = g_strdup (walk->type); - value.value_nick = g_strdup (walk->item->name); - - g_array_append_val (array, value); - } - - props_walk = g_list_next (props_walk); - if (props_walk) - walk = (fame_list_t *)props_walk->data; - - } while (props_walk && !strncmp (walk->type, current_type, current_len)); - - if (array->len > 0) { - GType type; - GParamSpec *pspec; - - type = g_enum_register_static (g_strdup_printf ("GstFameEnc_%s", current_type), (GEnumValue *)array->data); - - pspec = g_param_spec_enum (current_type, current_type, g_strdup_printf ("The FAME \"%s\" object", current_type), - type, default_index, G_PARAM_READWRITE); - - g_param_spec_set_qdata (pspec, fame_object_name, (gpointer) current_type); - - g_object_class_install_property (G_OBJECT_CLASS (klass), current_prop++, pspec); - } - } - - g_object_class_install_property (gobject_class, ARG_BITRATE, - g_param_spec_int ("bitrate", "Bitrate", "Target bitrate (0 = VBR)", - 0, 5000000, 0, G_PARAM_READWRITE)); - g_object_class_install_property (gobject_class, ARG_QUALITY, - g_param_spec_int ("quality", "Quality", "Percentage of quality of compression (versus size)", - 0, 100, 75, G_PARAM_READWRITE)); - g_object_class_install_property (gobject_class, ARG_PATTERN, - g_param_spec_string ("pattern", "Pattern", "Encoding pattern of I, P, and B frames", - "IPPPPPPPPPPP", G_PARAM_READWRITE)); - g_object_class_install_property (gobject_class, ARG_FRAMES_PER_SEQUENCE, - g_param_spec_int ("frames_per_sequence", "Frames Per Sequdece", - "The number of frames in one sequence", - 1, G_MAXINT, 12, G_PARAM_READWRITE)); - g_object_class_install_property (gobject_class, ARG_FAME_VERBOSE, - g_param_spec_boolean ("fame_verbose", "Fame Verbose", "Make FAME produce verbose output", - FALSE, G_PARAM_READWRITE)); - g_object_class_install_property (gobject_class, ARG_BUFFER_SIZE, - g_param_spec_int ("buffer_size", "Buffer Size", "Set the decoding output buffer size", - 0, 1024*1024, FAMEENC_BUFFER_SIZE, G_PARAM_READWRITE)); -} - -static GstPadLinkReturn -gst_famedec_sinkconnect (GstPad *pad, GstCaps *caps) -{ - gint width, height; - GstFameEnc *famedec; - - famedec = GST_FAMEENC (gst_pad_get_parent (pad)); - - if (!GST_CAPS_IS_FIXED (caps)) - return GST_PAD_LINK_DELAYED; - - if (famedec->initialized) { - GST_DEBUG ("error: famedec decoder already initialized !"); - return GST_PAD_LINK_REFUSED; - } - - gst_caps_get_int (caps, "width", &width); - gst_caps_get_int (caps, "height", &height); - - /* famedec requires width and height to be multiples of 16 */ - if (width % 16 != 0 || height % 16 != 0) - return GST_PAD_LINK_REFUSED; - - famedec->fp.width = width; - famedec->fp.height = height; - famedec->fp.coding = (const char *) famedec->pattern; - - /* FIXME: choose good parameters */ - famedec->fp.slices_per_frame = 1; - - /* FIXME: handle these properly */ - famedec->fp.shape_quality = 75; - famedec->fp.search_range = 0; - famedec->fp.total_frames = 0; - famedec->fp.retrieve_cb = NULL; - - fame_init (famedec->fc, &famedec->fp, famedec->buffer, famedec->buffer_size); - - famedec->initialized = TRUE; - - return GST_PAD_LINK_OK; -} - -static void -gst_famedec_init (GstFameEnc *famedec) -{ - g_assert (famedec != NULL); - g_assert (GST_IS_FAMEENC (famedec)); - - /* open famedec */ - famedec->fc = fame_open (); - g_assert (famedec->fc != NULL); - - /* create the sink and src pads */ - famedec->sinkpad = gst_pad_new_from_template ( - GST_PAD_TEMPLATE_GET (sink_template_factory), "sink"); - gst_element_add_pad (GST_ELEMENT (famedec), famedec->sinkpad); - gst_pad_set_chain_function (famedec->sinkpad, gst_famedec_chain); - gst_pad_set_link_function (famedec->sinkpad, gst_famedec_sinkconnect); - - famedec->srcpad = gst_pad_new_from_template ( - GST_PAD_TEMPLATE_GET (src_template_factory), "src"); - gst_element_add_pad (GST_ELEMENT (famedec), famedec->srcpad); - /* FIXME: set some more handler functions here */ - - famedec->verbose = FALSE; - - /* reset the initial video state */ - famedec->fp.width = -1; - famedec->fp.height = -1; - famedec->initialized = FALSE; - - /* defaults */ - famedec->fp.bitrate = 0; - famedec->fp.quality = 75; - famedec->fp.frame_rate_num = 25; - famedec->fp.frame_rate_den = 1; /* avoid floating point exceptions */ - famedec->fp.frames_per_sequence = 12; - - famedec->pattern = g_strdup ("IPPPPPPPPPP"); - - /* allocate space for the buffer */ - famedec->buffer_size = FAMEENC_BUFFER_SIZE; /* FIXME */ - famedec->buffer = (unsigned char *) g_malloc (famedec->buffer_size); -} - -static void -gst_famedec_dispose (GObject *object) -{ - GstFameEnc *famedec = GST_FAMEENC (object); - - G_OBJECT_CLASS (parent_class)->dispose (object); - - g_free (famedec->buffer); -} - -static void -gst_famedec_chain (GstPad *pad, GstBuffer *buf) -{ - GstFameEnc *famedec; - guchar *data; - gulong size; - gint frame_size; - gint length; - - g_return_if_fail (pad != NULL); - g_return_if_fail (GST_IS_PAD (pad)); - g_return_if_fail (buf != NULL); - g_return_if_fail (GST_IS_BUFFER (buf)); - - famedec = GST_FAMEENC (gst_pad_get_parent (pad)); - - data = (guchar *) GST_BUFFER_DATA (buf); - size = GST_BUFFER_SIZE (buf); - - GST_DEBUG ("gst_famedec_chain: got buffer of %ld bytes in '%s'", - size, GST_OBJECT_NAME (famedec)); - - /* the data contains the three planes side by side, with size w * h, w * h /4, - * w * h / 4 */ - famedec->fy.w = famedec->fp.width; - famedec->fy.h = famedec->fp.height; - - frame_size = famedec->fp.width * famedec->fp.height; - - famedec->fy.p = 0; - famedec->fy.y = data; - famedec->fy.u = data + frame_size; - famedec->fy.v = famedec->fy.u + (frame_size >> 2); - - fame_start_frame (famedec->fc, &famedec->fy, NULL); - - while ((length = fame_encode_slice (famedec->fc)) != 0) { - GstBuffer *outbuf; - - outbuf = gst_buffer_new (); - - /* FIXME: safeguard, remove me when a better way is found */ - if (length > FAMEENC_BUFFER_SIZE) - g_warning ("FAMEENC_BUFFER_SIZE is defined too low, decoded slice has size %d !\n", length); - - GST_BUFFER_SIZE (outbuf) = length; - GST_BUFFER_DATA (outbuf) = g_malloc (length); - memcpy (GST_BUFFER_DATA(outbuf), famedec->buffer, length); - - GST_DEBUG ("gst_famedec_chain: pushing buffer of size %d", - GST_BUFFER_SIZE(outbuf)); - - gst_pad_push (famedec->srcpad, outbuf); - } - - fame_end_frame (famedec->fc, NULL); - - gst_buffer_unref(buf); -} - -static void -gst_famedec_set_property (GObject *object, guint prop_id, - const GValue *value, GParamSpec *pspec) -{ - GstFameEnc *famedec; - - g_return_if_fail (GST_IS_FAMEENC (object)); - famedec = GST_FAMEENC (object); - - if (famedec->initialized) { - GST_DEBUG ("error: famedec decoder already initialized, cannot set properties !"); - return; - } - - switch (prop_id) { - case ARG_BITRATE: - famedec->fp.bitrate = g_value_get_int (value); - break; - case ARG_QUALITY: - famedec->fp.quality = CLAMP (g_value_get_int (value), 0, 100); - break; - case ARG_PATTERN: - g_free (famedec->pattern); - famedec->pattern = g_strdup (g_value_get_string (value)); - break; - case ARG_FAME_VERBOSE: - famedec->verbose = g_value_get_boolean (value); - break; - case ARG_BUFFER_SIZE: - famedec->buffer_size = g_value_get_int (value); - break; - case ARG_FRAMES_PER_SEQUENCE: - famedec->fp.frames_per_sequence = g_value_get_int (value); - break; - default: - if (prop_id >= ARG_FAME_PROPS_START) { - gchar *name; - gint index = g_value_get_enum (value); - GEnumValue *values; - - values = G_ENUM_CLASS (g_type_class_ref (pspec->value_type))->values; - name = (gchar *) g_param_spec_get_qdata (pspec, fame_object_name); - - fame_register (famedec->fc, name, fame_get_object (famedec->fc, values[index].value_name)); - } - else - G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); - break; - } -} - -static void -gst_famedec_get_property (GObject *object, guint prop_id, - GValue *value, GParamSpec *pspec) -{ - GstFameEnc *famedec; - - g_return_if_fail (GST_IS_FAMEENC (object)); - famedec = GST_FAMEENC (object); - - switch (prop_id) { - case ARG_BITRATE: - g_value_set_int (value, famedec->fp.bitrate); - break; - case ARG_QUALITY: - g_value_set_int (value, famedec->fp.quality); - break; - case ARG_PATTERN: - g_value_set_string (value, g_strdup (famedec->pattern)); - break; - case ARG_FAME_VERBOSE: - g_value_set_boolean (value, famedec->verbose); - break; - case ARG_BUFFER_SIZE: - g_value_set_int (value, famedec->buffer_size); - break; - case ARG_FRAMES_PER_SEQUENCE: - g_value_set_int (value, famedec->fp.frames_per_sequence); - break; - default: - if (prop_id >= ARG_FAME_PROPS_START) { - gchar *name; - gint index = 0; - GEnumValue *values; - fame_object_t *f_object; - - values = G_ENUM_CLASS (g_type_class_ref (pspec->value_type))->values; - name = (gchar *) g_param_spec_get_qdata (pspec, fame_object_name); - - f_object = fame_get_object (famedec->fc, name); - - while (values[index].value_name) { - if (!strcmp (values[index].value_nick, f_object->name)) { - g_value_set_enum (value, index); - return; - } - index++; - } - } - G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); - break; - } -} - -gboolean -gst_famedec_plugin_init (GModule *module, GstPlugin *plugin) -{ - GstElementFactory *factory; - - /* create an elementfactory for the famedec element */ - factory = gst_element_factory_new ("famedec", GST_TYPE_FAMEENC, - &gst_famedec_details); - g_return_val_if_fail (factory != NULL, FALSE); - - gst_element_factory_add_pad_template (factory, - GST_PAD_TEMPLATE_GET (sink_template_factory)); - gst_element_factory_add_pad_template (factory, - GST_PAD_TEMPLATE_GET (src_template_factory)); - - gst_plugin_add_feature (plugin, GST_PLUGIN_FEATURE (factory)); - - return TRUE; -} - -- cgit v1.2.1