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-rw-r--r--ext/libfame/gstlibfame.c147
-rw-r--r--ext/libfame/gstlibfame.h2
2 files changed, 49 insertions, 100 deletions
diff --git a/ext/libfame/gstlibfame.c b/ext/libfame/gstlibfame.c
index aa8364a5..331ee9ed 100644
--- a/ext/libfame/gstlibfame.c
+++ b/ext/libfame/gstlibfame.c
@@ -22,7 +22,7 @@
#include "gstlibfame.h"
-#define LIBFAME_BUFFER_SIZE (1024 * 1024) /* FIXME: do this properly */
+#define LIBFAME_BUFFER_SIZE (300 * 1024)
/* elementfactory information */
static GstElementDetails gst_libfame_details = {
@@ -46,34 +46,10 @@ enum {
ARG_VERSION,
ARG_FPS,
ARG_QUALITY,
- ARG_BITRATE,
ARG_PATTERN,
/* FILL ME */
};
-/* FIXME: either use or delete this */
-/*
-static double video_rates[16] =
-{
- 0.0,
- 24000.0/1001.,
- 24.0,
- 25.0,
- 30000.0/1001.,
- 30.0,
- 50.0,
- 60000.0/1001.,
- 60.0,
- 1,
- 5,
- 10,
- 12,
- 15,
- 0,
- 0
-};
-*/
-
GST_PAD_TEMPLATE_FACTORY (sink_template_factory,
"sink",
GST_PAD_SINK,
@@ -160,11 +136,6 @@ gst_libfame_class_init (GstLibfameClass *klass)
g_param_spec_double ("frames_per_second", "Frames per second",
"Number of frames per second",
-G_MAXDOUBLE, G_MAXDOUBLE, 25.0, G_PARAM_READWRITE));
-/*
- g_object_class_install_property (gobject_class, ARG_BITRATE,
- g_param_spec_int ("bitrate", "bitrate", "bitrate",
- 0, 1500000, 10, G_PARAM_READWRITE)); */
- /* CHECKME */
g_object_class_install_property (gobject_class, ARG_QUALITY,
g_param_spec_int ("quality", "Quality",
"Percentage of quality of compression (versus size)",
@@ -172,7 +143,7 @@ gst_libfame_class_init (GstLibfameClass *klass)
g_object_class_install_property (gobject_class, ARG_PATTERN,
g_param_spec_string ("pattern", "Pattern",
"Encoding pattern of I, P, and B frames",
- 0, G_PARAM_READWRITE)); /* CHECKME */
+ "IPP", G_PARAM_READWRITE)); /* CHECKME */
}
static GstPadConnectReturn
@@ -186,8 +157,7 @@ gst_libfame_sinkconnect (GstPad *pad, GstCaps *caps)
if (!GST_CAPS_IS_FIXED (caps))
return GST_PAD_CONNECT_DELAYED;
- if (libfame->initialized)
- {
+ if (libfame->initialized) {
GST_DEBUG(0, "error: libfame encoder already initialized !");
return GST_PAD_CONNECT_REFUSED;
}
@@ -203,19 +173,18 @@ gst_libfame_sinkconnect (GstPad *pad, GstCaps *caps)
libfame->fp.width = width;
libfame->fp.height = height;
libfame->fp.coding = (const char *) libfame->pattern;
- g_warning ("Using pattern %s for encoding\n", libfame->fp.coding);
/* FIXME: choose good parameters */
libfame->fp.slices_per_frame = 1;
- libfame->fp.frames_per_sequence = 0xffffffff; /* infinite */
+ libfame->fp.frames_per_sequence = 12; /* infinite */
/* FIXME: 25 fps */
libfame->fp.frame_rate_num = 25;
libfame->fp.frame_rate_den = 1;
/* FIXME: handle these properly */
- libfame->fp.shape_quality = 100;
+ libfame->fp.shape_quality = 75;
libfame->fp.search_range = 0;
- libfame->fp.verbose = 1;
+ libfame->fp.verbose = 0;
libfame->fp.profile = "mpeg1";
libfame->fp.total_frames = 0;
libfame->fp.retrieve_cb = NULL;
@@ -225,6 +194,7 @@ gst_libfame_sinkconnect (GstPad *pad, GstCaps *caps)
g_print ("libfame: init done.\n");
g_assert (libfame->fc != NULL); /* FIXME */
libfame->initialized = TRUE;
+
return GST_PAD_CONNECT_OK;
}
@@ -251,17 +221,18 @@ gst_libfame_init (GstLibfame *libfame)
/* FIXME: set some more handler functions here */
/* reset the initial video state */
- libfame->width = -1;
- libfame->height = -1;
+ libfame->fp.width = -1;
+ libfame->fp.height = -1;
libfame->initialized = FALSE;
/* defaults */
libfame->fp.quality = 75;
libfame->fp.frame_rate_num = 25;
libfame->fp.frame_rate_den = 1; /* avoid floating point exceptions */
- libfame->fp.profile = g_strdup_printf ("mpeg1");
+ libfame->fp.profile = g_strdup ("mpeg1");
+
+ libfame->pattern = g_strdup ("IPP");
- libfame->pattern = g_strdup_printf ("I");
/* allocate space for the buffer */
libfame->buffer_size = LIBFAME_BUFFER_SIZE; /* FIXME */
libfame->buffer = (unsigned char *) g_malloc (libfame->buffer_size);
@@ -280,11 +251,11 @@ gst_libfame_dispose (GObject *object)
static void
gst_libfame_chain (GstPad *pad, GstBuffer *buf)
{
- GstLibfame *libfame = NULL;
- guchar *data = NULL;
+ GstLibfame *libfame;
+ guchar *data;
gulong size;
- GstBuffer *outbuf = NULL;
- int length;
+ gint frame_size;
+ gint length;
g_return_if_fail (pad != NULL);
g_return_if_fail (GST_IS_PAD (pad));
@@ -295,6 +266,7 @@ gst_libfame_chain (GstPad *pad, GstBuffer *buf)
data = (guchar *) GST_BUFFER_DATA (buf);
size = GST_BUFFER_SIZE (buf);
+
GST_DEBUG (0,"gst_libfame_chain: got buffer of %ld bytes in '%s'",
size, GST_OBJECT_NAME (libfame));
@@ -302,29 +274,38 @@ gst_libfame_chain (GstPad *pad, GstBuffer *buf)
* w * h / 4 */
libfame->fy.w = libfame->fp.width;
libfame->fy.h = libfame->fp.height;
+
+ frame_size = libfame->fp.width * libfame->fp.height;
+
libfame->fy.p = 0; /* FIXME: is this pointing to previous data ? */
libfame->fy.y = data;
- libfame->fy.u = data + libfame->fp.width * libfame->fp.height;
- libfame->fy.v = data + 5 * libfame->fp.width * libfame->fp.height / 4;
+ libfame->fy.u = data + frame_size;
+ libfame->fy.v = libfame->fy.u + (frame_size >> 2);
+
fame_start_frame (libfame->fc, &libfame->fy, NULL);
- while ((length = fame_encode_slice (libfame->fc)) != 0)
- {
+ while ((length = fame_encode_slice (libfame->fc)) != 0) {
+ GstBuffer *outbuf;
+
outbuf = gst_buffer_new ();
/* FIXME: safeguard, remove me when a better way is found */
if (length > LIBFAME_BUFFER_SIZE)
g_warning ("LIBFAME_BUFFER_SIZE is defined too low, encoded slice has size %d !\n", length);
+
GST_BUFFER_SIZE (outbuf) = length;
GST_BUFFER_DATA (outbuf) = g_malloc (length);
memcpy (GST_BUFFER_DATA(outbuf), libfame->buffer, length);
+
GST_DEBUG (0,"gst_libfame_chain: pushing buffer of size %d",
GST_BUFFER_SIZE(outbuf));
+
gst_pad_push (libfame->srcpad, outbuf);
- gst_buffer_unref(buf);
}
fame_end_frame (libfame->fc, NULL); /* FIXME: get stats */
+
+ gst_buffer_unref(buf);
}
static void
@@ -336,61 +317,35 @@ gst_libfame_set_property (GObject *object, guint prop_id,
g_return_if_fail (GST_IS_LIBFAME (object));
src = GST_LIBFAME (object);
- if (src->initialized)
- {
- GST_DEBUG(0, "error: libfame encoder already initialized, cannot set properties !");
- return;
+ if (src->initialized) {
+ GST_DEBUG(0, "error: libfame encoder already initialized, cannot set properties !");
+ return;
}
switch (prop_id) {
case ARG_VERSION:
- {
- int version = g_value_get_int (value);
- if (version != 1 && version != 4)
- {
- g_warning ("libfame: only use MPEG version 1 or 4 !");
- break;
- }
- /*
- if (src->fp.profile)
- { g_free (src->fp.profile); src->fp.profile = NULL; }
- src->fp.profile = g_strdup_printf ("mpeg%d", version);
- */
- /* FIXME: this should be done using fame_register */
- break;
+ {
+ gint version = g_value_get_int (value);
+
+ if (version != 1 && version != 4) {
+ g_warning ("libfame: only use MPEG version 1 or 4 !");
}
+ break;
+ }
case ARG_FPS:
- /* FIXME: we could do a much better job of finding num and den here */
- src->fp.frame_rate_num = g_value_get_double (value);
- src->fp.frame_rate_den = 1;
- gst_info ("libfame: setting framerate for encoding to %f (%d/%d)\n",
+ /* FIXME: we could do a much better job of finding num and den here */
+ src->fp.frame_rate_num = g_value_get_double (value);
+ src->fp.frame_rate_den = 1;
+ gst_info ("libfame: setting framerate for encoding to %f (%d/%d)\n",
(float) src->fp.frame_rate_num / src->fp.frame_rate_den,
src->fp.frame_rate_num, src->fp.frame_rate_den);
- break;
-
+ break;
case ARG_QUALITY:
- {
- int quality;
-
- quality = g_value_get_int (value);
- /* quality is a percentage */
- if (quality < 0) quality = 0;
- if (quality > 100) quality = 100;
- src->fp.quality = quality;
- gst_info ("libfame: setting quality for encoding to %d\n", quality);
- g_warning ("libfame: setting quality for encoding to %d\n", quality);
- break;
- }
- case ARG_BITRATE:
- g_warning ("bitrate not implemented yet !\n");
- /*
- src->encoder->seq.bit_rate = g_value_get_int (value);
- */
+ src->fp.quality = CLAMP (g_value_get_int (value), 0, 100);
break;
case ARG_PATTERN:
- if (src->pattern) g_free (src->pattern);
+ g_free (src->pattern);
src->pattern = g_strdup (g_value_get_string (value));
- g_warning ("setting pattern to %s\n", src->pattern);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
@@ -415,12 +370,8 @@ gst_libfame_get_property (GObject *object, guint prop_id,
case ARG_QUALITY:
g_value_set_int (value, src->fp.quality);
break;
- case ARG_BITRATE:
- g_warning ("You think you WANT to know bitrate ? Think AGAIN !\n");
- /* g_value_set_int (value, src->encoder->seq.bit_rate); */
- break;
case ARG_PATTERN:
- g_value_set_string (value, src->pattern);
+ g_value_set_string (value, g_strdup (src->pattern));
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
diff --git a/ext/libfame/gstlibfame.h b/ext/libfame/gstlibfame.h
index 59e85b9d..fe0f0c22 100644
--- a/ext/libfame/gstlibfame.h
+++ b/ext/libfame/gstlibfame.h
@@ -56,8 +56,6 @@ struct _GstLibfame {
/* video state */
gint format;
- gint width;
- gint height;
/* the size of the output buffer */
gint outsize;
generated by cgit v1.2.1 (git 2.18.0) at 2024-12-28 02:13:53 +0000