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-rw-r--r--ext/libfame/gstlibfame.c293
1 files changed, 149 insertions, 144 deletions
diff --git a/ext/libfame/gstlibfame.c b/ext/libfame/gstlibfame.c
index c68ff36b..43e0e487 100644
--- a/ext/libfame/gstlibfame.c
+++ b/ext/libfame/gstlibfame.c
@@ -27,7 +27,7 @@
#include "gstlibfame.h"
#include <gst/video/video.h>
-#define FAMEENC_BUFFER_SIZE (300 * 1024)
+#define FAMEENC_BUFFER_SIZE (300 * 1024)
/* elementfactory information */
static GstElementDetails gst_fameenc_details = {
@@ -41,12 +41,14 @@ static GQuark fame_object_name;
/* FameEnc signals and args */
-enum {
+enum
+{
/* FILL ME */
LAST_SIGNAL
};
-enum {
+enum
+{
ARG_0,
ARG_VERSION,
ARG_BITRATE,
@@ -57,39 +59,31 @@ enum {
ARG_FRAMES_PER_SEQUENCE,
/* dynamically generated properties start here */
ARG_FAME_PROPS_START
- /* FILL ME */
+ /* FILL ME */
};
-static GstStaticPadTemplate sink_template =
-GST_STATIC_PAD_TEMPLATE (
- "sink",
- GST_PAD_SINK,
- GST_PAD_ALWAYS,
- GST_STATIC_CAPS (
- "video/x-raw-yuv, "
- "format = (fourcc) I420, "
- "width = (int) [ 16, 4096 ], "
- "height = (int) [ 16, 4096 ], "
- "framerate = (double) { 23.976024, 24.0, 25.0, 29.970030, 30.0, "
- " 50.0, 59.940060, 60.0 }"
- )
-);
-
-static GstStaticPadTemplate src_template =
-GST_STATIC_PAD_TEMPLATE (
- "src",
- GST_PAD_SRC,
- GST_PAD_ALWAYS,
- GST_STATIC_CAPS (
- "video/mpeg, "
- "mpegversion = (int) { 1, 4 }, "
- "systemstream = (boolean) FALSE, "
- "width = (int) [ 16, 4096 ], "
- "height = (int) [ 16, 4096 ], "
- "framerate = (double) { 23.976024, 24.0, 25.0, 29.970030, 30.0, "
- " 50.0, 59.940060, 60.0 }"
- )
-);
+static GstStaticPadTemplate sink_template = GST_STATIC_PAD_TEMPLATE ("sink",
+ GST_PAD_SINK,
+ GST_PAD_ALWAYS,
+ GST_STATIC_CAPS ("video/x-raw-yuv, "
+ "format = (fourcc) I420, "
+ "width = (int) [ 16, 4096 ], "
+ "height = (int) [ 16, 4096 ], "
+ "framerate = (double) { 23.976024, 24.0, 25.0, 29.970030, 30.0, "
+ " 50.0, 59.940060, 60.0 }")
+ );
+
+static GstStaticPadTemplate src_template = GST_STATIC_PAD_TEMPLATE ("src",
+ GST_PAD_SRC,
+ GST_PAD_ALWAYS,
+ GST_STATIC_CAPS ("video/mpeg, "
+ "mpegversion = (int) { 1, 4 }, "
+ "systemstream = (boolean) FALSE, "
+ "width = (int) [ 16, 4096 ], "
+ "height = (int) [ 16, 4096 ], "
+ "framerate = (double) { 23.976024, 24.0, 25.0, 29.970030, 30.0, "
+ " 50.0, 59.940060, 60.0 }")
+ );
#define MAX_FRAME_RATES 9
typedef struct
@@ -98,17 +92,16 @@ typedef struct
gint den;
} frame_rate_entry;
-static const frame_rate_entry frame_rates[] =
-{
- { 0, 0 },
- { 24000, 1001 },
- { 24, 1 },
- { 25, 1 },
- { 30000, 1001 },
- { 30, 1 },
- { 50, 1 },
- { 60000, 1001 },
- { 60, 1 },
+static const frame_rate_entry frame_rates[] = {
+ {0, 0},
+ {24000, 1001},
+ {24, 1},
+ {25, 1},
+ {30000, 1001},
+ {30, 1},
+ {50, 1},
+ {60000, 1001},
+ {60, 1},
};
static gint
@@ -116,18 +109,18 @@ framerate_to_index (gfloat fps)
{
gint i;
gint idx = -1;
-
+
for (i = 1; i < MAX_FRAME_RATES; i++) {
if (idx == -1) {
idx = i;
} else {
- gfloat old_diff = fabs((1. * frame_rates[idx].num /
- frame_rates[idx].den) - fps),
- new_diff = fabs((1. * frame_rates[i].num /
- frame_rates[i].den) - fps);
+ gfloat old_diff = fabs ((1. * frame_rates[idx].num /
+ frame_rates[idx].den) - fps),
+ new_diff = fabs ((1. * frame_rates[i].num /
+ frame_rates[i].den) - fps);
if (new_diff < old_diff) {
- idx = i;
+ idx = i;
}
}
}
@@ -135,19 +128,20 @@ framerate_to_index (gfloat fps)
return idx;
}
-static void gst_fameenc_class_init (GstFameEncClass *klass);
-static void gst_fameenc_base_init (GstFameEncClass *klass);
-static void gst_fameenc_init (GstFameEnc *fameenc);
-static void gst_fameenc_dispose (GObject *object);
+static void gst_fameenc_class_init (GstFameEncClass * klass);
+static void gst_fameenc_base_init (GstFameEncClass * klass);
+static void gst_fameenc_init (GstFameEnc * fameenc);
+static void gst_fameenc_dispose (GObject * object);
-static void gst_fameenc_set_property (GObject *object, guint prop_id,
- const GValue *value, GParamSpec *pspec);
-static void gst_fameenc_get_property (GObject *object, guint prop_id,
- GValue *value, GParamSpec *pspec);
+static void gst_fameenc_set_property (GObject * object, guint prop_id,
+ const GValue * value, GParamSpec * pspec);
+static void gst_fameenc_get_property (GObject * object, guint prop_id,
+ GValue * value, GParamSpec * pspec);
-static void gst_fameenc_chain (GstPad *pad, GstData *_data);
+static void gst_fameenc_chain (GstPad * pad, GstData * _data);
static GstElementClass *parent_class = NULL;
+
/*static guint gst_fameenc_signals[LAST_SIGNAL] = { 0 };*/
GType
@@ -157,7 +151,7 @@ gst_fameenc_get_type (void)
if (!fameenc_type) {
static const GTypeInfo fameenc_info = {
- sizeof (GstFameEncClass),
+ sizeof (GstFameEncClass),
(GBaseInitFunc) gst_fameenc_base_init,
NULL,
(GClassInitFunc) gst_fameenc_class_init,
@@ -167,33 +161,33 @@ gst_fameenc_get_type (void)
0,
(GInstanceInitFunc) gst_fameenc_init,
};
- fameenc_type = g_type_register_static (GST_TYPE_ELEMENT,
- "GstFameEnc", &fameenc_info, 0);
+ fameenc_type = g_type_register_static (GST_TYPE_ELEMENT,
+ "GstFameEnc", &fameenc_info, 0);
}
return fameenc_type;
}
static int
-gst_fameenc_item_compare (fame_list_t *item1, fame_list_t *item2)
+gst_fameenc_item_compare (fame_list_t * item1, fame_list_t * item2)
{
return strcmp (item1->type, item2->type);
}
static void
-gst_fameenc_base_init (GstFameEncClass *klass)
+gst_fameenc_base_init (GstFameEncClass * klass)
{
GstElementClass *element_class = GST_ELEMENT_CLASS (klass);
gst_element_class_add_pad_template (element_class,
- gst_static_pad_template_get (&sink_template));
+ gst_static_pad_template_get (&sink_template));
gst_element_class_add_pad_template (element_class,
- gst_static_pad_template_get (&src_template));
+ gst_static_pad_template_get (&src_template));
gst_element_class_set_details (element_class, &gst_fameenc_details);
}
static void
-gst_fameenc_class_init (GstFameEncClass *klass)
+gst_fameenc_class_init (GstFameEncClass * klass)
{
GObjectClass *gobject_class = NULL;
GstElementClass *gstelement_class = NULL;
@@ -202,8 +196,8 @@ gst_fameenc_class_init (GstFameEncClass *klass)
GList *props = NULL, *props_walk;
gint current_prop = ARG_FAME_PROPS_START;
- gobject_class = (GObjectClass*) klass;
- gstelement_class = (GstElementClass*) klass;
+ gobject_class = (GObjectClass *) klass;
+ gstelement_class = (GstElementClass *) klass;
parent_class = g_type_class_ref (GST_TYPE_ELEMENT);
@@ -219,7 +213,9 @@ gst_fameenc_class_init (GstFameEncClass *klass)
/* first sort the list */
walk = context->type_list;
while (walk) {
- props = g_list_insert_sorted (props, walk, (GCompareFunc)gst_fameenc_item_compare);
+ props =
+ g_list_insert_sorted (props, walk,
+ (GCompareFunc) gst_fameenc_item_compare);
walk = walk->next;
}
@@ -232,7 +228,7 @@ gst_fameenc_class_init (GstFameEncClass *klass)
fame_object_t *current_default;
gint default_index;
- walk = (fame_list_t *)props_walk->data;
+ walk = (fame_list_t *) props_walk->data;
array = g_array_new (TRUE, FALSE, sizeof (GEnumValue));
current_type = walk->type;
@@ -245,60 +241,68 @@ gst_fameenc_class_init (GstFameEncClass *klass)
if (strstr (walk->type, "/")) {
GEnumValue value;
- if (current_default == walk->item)
- default_index = current_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;
+ 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);
+ 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 (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_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_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_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 Sequence",
- "The number of frames in one sequence",
- 1, G_MAXINT, 12, G_PARAM_READWRITE));
+ g_param_spec_int ("frames_per_sequence", "Frames Per Sequence",
+ "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_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));
+ 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_fameenc_sink_link (GstPad *pad, const GstCaps *caps)
+gst_fameenc_sink_link (GstPad * pad, const GstCaps * caps)
{
gint width, height, fps_idx;
gdouble fps;
@@ -316,7 +320,7 @@ gst_fameenc_sink_link (GstPad *pad, const GstCaps *caps)
gst_structure_get_int (structure, "width", &width);
gst_structure_get_int (structure, "height", &height);
gst_structure_get_double (structure, "framerate", &fps);
-
+
/* fameenc requires width and height to be multiples of 16 */
if (width % 16 != 0 || height % 16 != 0)
return GST_PAD_LINK_REFUSED;
@@ -343,12 +347,12 @@ gst_fameenc_sink_link (GstPad *pad, const GstCaps *caps)
fameenc->initialized = TRUE;
fameenc->time_interval = 0;
-
+
return GST_PAD_LINK_OK;
}
static void
-gst_fameenc_init (GstFameEnc *fameenc)
+gst_fameenc_init (GstFameEnc * fameenc)
{
g_assert (fameenc != NULL);
g_assert (GST_IS_FAMEENC (fameenc));
@@ -358,14 +362,16 @@ gst_fameenc_init (GstFameEnc *fameenc)
g_assert (fameenc->fc != NULL);
/* create the sink and src pads */
- fameenc->sinkpad = gst_pad_new_from_template (
- gst_static_pad_template_get (&sink_template), "sink");
+ fameenc->sinkpad =
+ gst_pad_new_from_template (gst_static_pad_template_get (&sink_template),
+ "sink");
gst_element_add_pad (GST_ELEMENT (fameenc), fameenc->sinkpad);
gst_pad_set_chain_function (fameenc->sinkpad, gst_fameenc_chain);
gst_pad_set_link_function (fameenc->sinkpad, gst_fameenc_sink_link);
- fameenc->srcpad = gst_pad_new_from_template (
- gst_static_pad_template_get (&src_template), "src");
+ fameenc->srcpad =
+ gst_pad_new_from_template (gst_static_pad_template_get (&src_template),
+ "src");
gst_element_add_pad (GST_ELEMENT (fameenc), fameenc->srcpad);
/* FIXME: set some more handler functions here */
@@ -380,21 +386,21 @@ gst_fameenc_init (GstFameEnc *fameenc)
fameenc->fp.bitrate = 0;
fameenc->fp.quality = 75;
fameenc->fp.frame_rate_num = 25;
- fameenc->fp.frame_rate_den = 1; /* avoid floating point exceptions */
- fameenc->fp.frames_per_sequence = 12;
+ fameenc->fp.frame_rate_den = 1; /* avoid floating point exceptions */
+ fameenc->fp.frames_per_sequence = 12;
fameenc->pattern = g_strdup ("IPPPPPPPPPP");
/* allocate space for the buffer */
- fameenc->buffer_size = FAMEENC_BUFFER_SIZE; /* FIXME */
+ fameenc->buffer_size = FAMEENC_BUFFER_SIZE; /* FIXME */
fameenc->buffer = (unsigned char *) g_malloc (fameenc->buffer_size);
-
- fameenc->next_time = 0;
+
+ fameenc->next_time = 0;
fameenc->time_interval = 0;
}
static void
-gst_fameenc_dispose (GObject *object)
+gst_fameenc_dispose (GObject * object)
{
GstFameEnc *fameenc = GST_FAMEENC (object);
@@ -404,7 +410,7 @@ gst_fameenc_dispose (GObject *object)
}
static void
-gst_fameenc_chain (GstPad *pad, GstData *_data)
+gst_fameenc_chain (GstPad * pad, GstData * _data)
{
GstBuffer *buf = GST_BUFFER (_data);
GstFameEnc *fameenc;
@@ -423,8 +429,8 @@ gst_fameenc_chain (GstPad *pad, GstData *_data)
data = (guchar *) GST_BUFFER_DATA (buf);
size = GST_BUFFER_SIZE (buf);
- GST_DEBUG ("gst_fameenc_chain: got buffer of %ld bytes in '%s'",
- size, GST_OBJECT_NAME (fameenc));
+ GST_DEBUG ("gst_fameenc_chain: got buffer of %ld bytes in '%s'",
+ size, GST_OBJECT_NAME (fameenc));
/* the data contains the three planes side by side, with size w * h, w * h /4,
* w * h / 4 */
@@ -433,7 +439,7 @@ gst_fameenc_chain (GstPad *pad, GstData *_data)
frame_size = fameenc->fp.width * fameenc->fp.height;
- fameenc->fy.p = 0;
+ fameenc->fy.p = 0;
fameenc->fy.y = data;
fameenc->fy.u = data + frame_size;
fameenc->fy.v = fameenc->fy.u + (frame_size >> 2);
@@ -447,10 +453,13 @@ gst_fameenc_chain (GstPad *pad, GstData *_data)
/* FIXME: safeguard, remove me when a better way is found */
if (length > FAMEENC_BUFFER_SIZE)
- g_warning ("FAMEENC_BUFFER_SIZE is defined too low, encoded slice has size %d !\n", length);
+ g_warning
+ ("FAMEENC_BUFFER_SIZE is defined too low, encoded slice has size %d !\n",
+ length);
if (!fameenc->time_interval) {
- fameenc->time_interval = GST_SECOND * fameenc->fp.frame_rate_den / fameenc->fp.frame_rate_num;
+ fameenc->time_interval =
+ GST_SECOND * fameenc->fp.frame_rate_den / fameenc->fp.frame_rate_num;
}
fameenc->next_time += fameenc->time_interval;
@@ -458,23 +467,23 @@ gst_fameenc_chain (GstPad *pad, GstData *_data)
GST_BUFFER_SIZE (outbuf) = length;
GST_BUFFER_TIMESTAMP (outbuf) = fameenc->next_time;
GST_BUFFER_DATA (outbuf) = g_malloc (length);
- memcpy (GST_BUFFER_DATA(outbuf), fameenc->buffer, length);
+ memcpy (GST_BUFFER_DATA (outbuf), fameenc->buffer, length);
GST_BUFFER_TIMESTAMP (outbuf) = GST_BUFFER_TIMESTAMP (buf);
GST_DEBUG ("gst_fameenc_chain: pushing buffer of size %d",
- GST_BUFFER_SIZE(outbuf));
+ GST_BUFFER_SIZE (outbuf));
gst_pad_push (fameenc->srcpad, GST_DATA (outbuf));
}
- fame_end_frame (fameenc->fc, NULL);
+ fame_end_frame (fameenc->fc, NULL);
- gst_buffer_unref(buf);
+ gst_buffer_unref (buf);
}
static void
-gst_fameenc_set_property (GObject *object, guint prop_id,
- const GValue *value, GParamSpec *pspec)
+gst_fameenc_set_property (GObject * object, guint prop_id,
+ const GValue * value, GParamSpec * pspec)
{
GstFameEnc *fameenc;
@@ -482,7 +491,8 @@ gst_fameenc_set_property (GObject *object, guint prop_id,
fameenc = GST_FAMEENC (object);
if (fameenc->initialized) {
- GST_DEBUG ("error: fameenc encoder already initialized, cannot set properties !");
+ GST_DEBUG
+ ("error: fameenc encoder already initialized, cannot set properties !");
return;
}
@@ -514,18 +524,18 @@ gst_fameenc_set_property (GObject *object, guint prop_id,
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 (fameenc->fc, name, fame_get_object (fameenc->fc, values[index].value_name));
- }
- else
- G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+
+ fame_register (fameenc->fc, name, fame_get_object (fameenc->fc,
+ values[index].value_name));
+ } else
+ G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
static void
-gst_fameenc_get_property (GObject *object, guint prop_id,
- GValue *value, GParamSpec *pspec)
+gst_fameenc_get_property (GObject * object, guint prop_id,
+ GValue * value, GParamSpec * pspec)
{
GstFameEnc *fameenc;
@@ -560,12 +570,12 @@ gst_fameenc_get_property (GObject *object, guint prop_id,
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 (fameenc->fc, name);
while (values[index].value_name) {
if (!strcmp (values[index].value_nick, f_object->name)) {
- g_value_set_enum (value, index);
+ g_value_set_enum (value, index);
return;
}
index++;
@@ -577,20 +587,15 @@ gst_fameenc_get_property (GObject *object, guint prop_id,
}
static gboolean
-plugin_init (GstPlugin *plugin)
+plugin_init (GstPlugin * plugin)
{
return gst_element_register (plugin, "fameenc",
- GST_RANK_NONE, GST_TYPE_FAMEENC);
+ GST_RANK_NONE, GST_TYPE_FAMEENC);
}
-GST_PLUGIN_DEFINE (
- GST_VERSION_MAJOR,
- GST_VERSION_MINOR,
- "fameenc",
- "Fast Assembly MPEG Encoder",
- plugin_init,
- LIBFAME_VERSION,
- "LGPL",
- "libfame",
- "http://fame.sourceforge.net/"
-)
+GST_PLUGIN_DEFINE (GST_VERSION_MAJOR,
+ GST_VERSION_MINOR,
+ "fameenc",
+ "Fast Assembly MPEG Encoder",
+ plugin_init,
+ LIBFAME_VERSION, "LGPL", "libfame", "http://fame.sourceforge.net/")
generated by cgit v1.2.1 (git 2.18.0) at 2024-06-30 17:00:40 +0000