-/* Gnome-Streamer
- * Copyright (C) <1999> Erik Walthinsen <omega@cse.ogi.edu>
+/* GStreamer
+ * Copyright (C) <1999> Erik Walthinsen <omega@temple-baptist.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* Boston, MA 02111-1307, USA.
*/
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
#include <string.h>
#include "flx_fmt.h"
#include "gstflxdec.h"
+#include <gst/video/video.h>
-#define JIFFIE (1000000/70)
-
-static GstCaps* flxdec_typefind(GstBuffer *buf, gpointer private);
+#define JIFFIE (GST_SECOND/70)
/* flx element information */
static GstElementDetails flxdec_details = {
"FLX Decoder",
- "flxdec",
+ "Codec/Decoder/Audio",
"FLX decoder",
- VERSION,
"Sepp Wijnands <mrrazz@garbage-coderz.net>"
- "(C) 2001",
-};
-
-static GstTypeDefinition flxdec_definition = {
- "flxdec_video/fli",
- "video/fli",
- ".flc .fli",
- flxdec_typefind,
};
/* Flx signals and args */
};
/* input */
-GST_PADTEMPLATE_FACTORY (sink_factory,
+static GstStaticPadTemplate sink_factory =
+GST_STATIC_PAD_TEMPLATE (
"sink",
GST_PAD_SINK,
GST_PAD_ALWAYS,
- GST_CAPS_NEW (
- "flxdec_sink",
- "video/fli",
- NULL
- )
-)
+ GST_STATIC_CAPS ( "video/x-fli" )
+);
/* output */
-GST_PADTEMPLATE_FACTORY (src_video_factory,
+static GstStaticPadTemplate src_video_factory =
+GST_STATIC_PAD_TEMPLATE (
"src",
GST_PAD_SRC,
GST_PAD_ALWAYS,
- GST_CAPS_NEW (
- "src_video",
- "video/raw",
- "format", GST_PROPS_FOURCC (GST_MAKE_FOURCC ('R', 'G', 'B', ' ')),
- "bpp", GST_PROPS_INT (32),
- "depth", GST_PROPS_INT (32),
- "endianness", GST_PROPS_INT (G_LITTLE_ENDIAN),
- "red_mask", GST_PROPS_INT (0x00ff0000),
- "green_mask", GST_PROPS_INT (0x0000ff00),
- "blue_mask", GST_PROPS_INT (0x000000ff),
- "width", GST_PROPS_INT_RANGE(320, 1280),
- "height", GST_PROPS_INT_RANGE(200, 1024)
- )
-)
+ GST_STATIC_CAPS ( GST_VIDEO_RGB_PAD_TEMPLATE_CAPS_32 )
+);
static void gst_flxdec_class_init (GstFlxDecClass *klass);
+static void gst_flxdec_base_init (GstFlxDecClass *klass);
static void gst_flxdec_init (GstFlxDec *flxdec);
static void gst_flxdec_loop (GstElement *element);
static GstElementClass *parent_class = NULL;
-static GstCaps*
-flxdec_typefind (GstBuffer *buf, gpointer private)
-{
- guchar *data = GST_BUFFER_DATA(buf);
- GstCaps *new;
-
- /* check magic */
- if ((data[4] == 0x11 || data[4] == 0x12
- || data[4] == 0x30 || data[4] == 0x44) && data[5] == 0xaf) {
- /* check the frame type of the first frame */
- if ((data[132] == 0x00 || data[132] == 0xfa) && data[133] == 0xf1) {
- g_print("GstFlxDec: found supported flx format\n");
- new = gst_caps_new("flxdec_typefind","video/fli", NULL);
- return new;
- }
- }
-
- return NULL;
-}
-
-
GType
gst_flxdec_get_type(void)
{
if (!flxdec_type) {
static const GTypeInfo flxdec_info = {
- sizeof(GstFlxDecClass), NULL,
+ sizeof(GstFlxDecClass),
+ (GBaseInitFunc)gst_flxdec_base_init,
NULL,
(GClassInitFunc)gst_flxdec_class_init,
NULL,
return flxdec_type;
}
+static void
+gst_flxdec_base_init (GstFlxDecClass *klass)
+{
+ GstElementClass *gstelement_class = GST_ELEMENT_CLASS (klass);
+
+ gst_element_class_set_details (gstelement_class, &flxdec_details);
+ gst_element_class_add_pad_template (gstelement_class,
+ gst_static_pad_template_get (&sink_factory));
+ gst_element_class_add_pad_template (gstelement_class,
+ gst_static_pad_template_get (&src_video_factory));
+}
+
static void
gst_flxdec_class_init (GstFlxDecClass *klass)
{
parent_class = g_type_class_ref(GST_TYPE_ELEMENT);
- gobject_class->set_property = NULL;
- gobject_class->get_property = NULL;
+ gobject_class->set_property = gst_flxdec_set_property;
+ gobject_class->get_property = gst_flxdec_get_property;
gstelement_class->change_state = gst_flxdec_change_state;
}
gst_flxdec_init(GstFlxDec *flxdec)
{
flxdec->sinkpad = gst_pad_new_from_template (
- GST_PADTEMPLATE_GET (sink_factory), "sink");
+ gst_static_pad_template_get (&sink_factory), "sink");
gst_element_add_pad(GST_ELEMENT(flxdec),flxdec->sinkpad);
gst_element_set_loop_function(GST_ELEMENT(flxdec),gst_flxdec_loop);
flxdec->srcpad = gst_pad_new_from_template (
- GST_PADTEMPLATE_GET (src_video_factory), "src");
+ gst_static_pad_template_get (&src_video_factory), "src");
gst_element_add_pad(GST_ELEMENT(flxdec),flxdec->srcpad);
- flxdec->buf = NULL;
flxdec->bs = NULL;
flxdec->frame = NULL;
flxdec->delta = NULL;
/* packet count */
packets = *data++;
- dest = start_p + (flxdec->hdr.width * (start_l - lines));
-
while(packets--) {
/* skip count */
dest += *data++;
*dest++ = *data++;
}
}
+ start_p += flxdec->hdr.width;
+ dest = start_p;
}
}
start_p = dest;
start_l = lines;
- while(lines--) {
+ while (lines) {
dest = start_p + (flxdec->hdr.width * (start_l - lines));
/* process opcode(s) */
}
}
}
+ lines--;
}
}
flx_get_data(GstFlxDec *flxdec, gulong size)
{
GstBuffer *retbuf;
+ guint32 got_bytes;
g_return_val_if_fail (flxdec != NULL, NULL);
- retbuf = gst_bytestream_read (flxdec->bs, size);
- if (!retbuf) {
+ got_bytes = gst_bytestream_read (flxdec->bs, &retbuf, size);
+ if (got_bytes < size) {
GstEvent *event;
guint32 remaining;
GstBuffer *buf;
GstBuffer *databuf;
guchar *data, *chunk;
+ GstCaps *caps;
GstFlxDec *flxdec;
FlxHeader *flxh;
g_return_if_fail (element != NULL);
g_return_if_fail (GST_IS_FLXDEC(element));
- GST_DEBUG (0, "entering loop function\n");
+ GST_DEBUG ("entering loop function");
flxdec = GST_FLXDEC(element);
if (flxdec->state == GST_FLXDEC_READ_HEADER) {
databuf = flx_get_data(flxdec, FlxHeaderSize);
+ if (!databuf) {
+ g_print ("empty buffer\n");
+ return;
+ }
+
data = GST_BUFFER_DATA(databuf);
memcpy((char *) &flxdec->hdr, data, sizeof(FlxHeader));
/* check header */
if (flxh->type != FLX_MAGICHDR_FLI &&
flxh->type != FLX_MAGICHDR_FLC &&
- flxh->type != FLX_MAGICHDR_FLX)
+ flxh->type != FLX_MAGICHDR_FLX) {
+ gst_element_error (element, "not a flx file (type %d)\n", flxh->type);
return;
+ }
g_print("GstFlxDec: size : %d\n", flxh->size);
flxdec->frame_time = JIFFIE * flxh->speed;
}
else {
- flxdec->frame_time = flxh->speed * 1000;
+ flxdec->frame_time = flxh->speed * GST_MSECOND;
}
- gst_pad_try_set_caps (flxdec->srcpad,
- gst_caps_new (
- "src_video",
- "video/raw",
- gst_props_new (
- "format", GST_PROPS_FOURCC (GST_MAKE_FOURCC ('R', 'G', 'B', ' ')),
- "bpp", GST_PROPS_INT (32),
- "depth", GST_PROPS_INT (32),
- "endianness", GST_PROPS_INT (G_LITTLE_ENDIAN),
- "red_mask", GST_PROPS_INT (0x00ff0000),
- "green_mask", GST_PROPS_INT (0x0000ff00),
- "blue_mask", GST_PROPS_INT (0x000000ff),
- "width", GST_PROPS_INT (flxh->width),
- "height", GST_PROPS_INT (flxh->height),
- NULL)));
+ caps = gst_caps_from_string (GST_VIDEO_RGB_PAD_TEMPLATE_CAPS_32);
+ gst_caps_set_simple (caps,
+ "width", G_TYPE_INT, flxh->width,
+ "height", G_TYPE_INT, flxh->height,
+ "framerate", G_TYPE_DOUBLE, GST_SECOND/flxdec->frame_time, NULL);
if (flxh->depth <= 8)
flxdec->converter = flx_colorspace_converter_new(flxh->width, flxh->height);
g_print("GstFlxDec: (FLC) oframe1 : 0x%08x\n", flxh->oframe1);
g_print("GstFlxDec: (FLC) oframe2 : 0x%08x\n", flxh->oframe2);
}
-
flxdec->size = (flxh->width * flxh->height);
flxdec->state = GST_FLXDEC_PLAYING;
}
else if (flxdec->state == GST_FLXDEC_PLAYING) {
+ GstBuffer *out;
databuf = flx_get_data(flxdec, FlxFrameChunkSize);
+ if (!databuf)
+ return;
flxfh = (FlxFrameChunk *) GST_BUFFER_DATA(databuf);
break;
/* create 32 bits output frame */
- flxdec->out = gst_buffer_new();
- GST_BUFFER_DATA(flxdec->out) = g_malloc(flxdec->size * 4);
- GST_BUFFER_SIZE(flxdec->out) = flxdec->size * 4;
-
+ out = gst_buffer_new();
+ GST_BUFFER_DATA(out) = g_malloc(flxdec->size * 4);
+ GST_BUFFER_SIZE(out) = flxdec->size * 4;
/* decode chunks */
flx_decode_chunks(flxdec,
/* convert current frame. */
flx_colorspace_convert(flxdec->converter,
GST_BUFFER_DATA(flxdec->frame),
- GST_BUFFER_DATA(flxdec->out));
+ GST_BUFFER_DATA(out));
- GST_BUFFER_TIMESTAMP (flxdec->out) = flxdec->next_time;
+ GST_BUFFER_TIMESTAMP (out) = flxdec->next_time;
flxdec->next_time += flxdec->frame_time;
- gst_pad_push(flxdec->srcpad, flxdec->out);
+ gst_pad_push(flxdec->srcpad, GST_DATA (out));
break;
}
switch (GST_STATE_TRANSITION (element)) {
case GST_STATE_NULL_TO_READY:
- flxdec->bs = gst_bytestream_new (flxdec->sinkpad);
break;
case GST_STATE_READY_TO_PAUSED:
+ flxdec->bs = gst_bytestream_new (flxdec->sinkpad);
flxdec->state = GST_FLXDEC_READ_HEADER;
break;
case GST_STATE_PAUSED_TO_PLAYING:
break;
case GST_STATE_PAUSED_TO_READY:
gst_buffer_unref (flxdec->frame);
+ flxdec->frame = NULL;
gst_buffer_unref (flxdec->delta);
+ flxdec->delta = NULL;
+ gst_bytestream_destroy (flxdec->bs);
break;
case GST_STATE_READY_TO_NULL:
- gst_bytestream_destroy (flxdec->bs);
break;
}
}
static gboolean
-plugin_init (GModule *module, GstPlugin *plugin)
+plugin_init (GstPlugin *plugin)
{
- GstElementFactory *factory;
- GstTypeFactory *type;
-
- /* this filter needs the bytestream package */
- if (!gst_library_load("gstbytestream")) {
- gst_info("flxdec:: could not load support library: 'gstbytestream'\n");
+ if (!gst_library_load ("gstbytestream"))
return FALSE;
- }
-
- factory = gst_elementfactory_new("flxdec", GST_TYPE_FLXDEC, &flxdec_details);
- g_return_val_if_fail(factory != NULL, FALSE);
-
- gst_elementfactory_add_padtemplate (factory, GST_PADTEMPLATE_GET (sink_factory));
- gst_elementfactory_add_padtemplate (factory, GST_PADTEMPLATE_GET (src_video_factory));
- gst_plugin_add_feature (plugin, GST_PLUGIN_FEATURE (factory));
-
- type = gst_typefactory_new (&flxdec_definition);
- gst_plugin_add_feature (plugin, GST_PLUGIN_FEATURE (type));
-
- return TRUE;
+ return gst_element_register (plugin, "flxdec",
+ GST_RANK_PRIMARY, GST_TYPE_FLXDEC);
}
-GstPluginDesc plugin_desc = {
+GST_PLUGIN_DEFINE (
GST_VERSION_MAJOR,
GST_VERSION_MINOR,
"flxdec",
- plugin_init
-};
+ "FLX video decoder",
+ plugin_init,
+ VERSION,
+ GST_LICENSE,
+ GST_PACKAGE,
+ GST_ORIGIN
+)