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theora: Convert theoraparse to libtheora 1.0 API

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This commit is contained in:
David Schleef 2009-10-23 17:49:15 -07:00
parent e27c24b200
commit 61d08884d3
2 changed files with 16 additions and 25 deletions
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6
ext/theora/gsttheoraparse.h
View file

@ -25,7 +25,7 @@
#include <gst/gst.h>
#include <theora/theora.h>
#include <theora/theoradec.h>
G_BEGIN_DECLS
@ -62,8 +62,8 @@ struct _GstTheoraParse {
GQueue * event_queue;
GQueue * buffer_queue;
theora_info info;
theora_comment comment;
th_info info;
th_comment comment;
gint64 prev_frame;
gint64 prev_keyframe;

35
ext/theora/theoraparse.c
View file

@ -286,19 +286,6 @@ theora_parse_set_header_on_caps (GstTheoraParse * parse, GstCaps * caps)
g_value_unset (&array);
}
/* FIXME: copy from libtheora, theora should somehow make this available for seeking */
static int
_theora_ilog (unsigned int v)
{
int ret = 0;
while (v) {
ret++;
v >>= 1;
}
return (ret);
}
/* two tasks to do here: set the streamheader on the caps, and use libtheora to
parse the headers */
static void
@ -307,6 +294,7 @@ theora_parse_set_streamheader (GstTheoraParse * parse)
GstCaps *caps;
gint i;
guint32 bitstream_version;
th_setup_info *setup = NULL;
g_assert (!parse->streamheader_received);
@ -333,16 +321,19 @@ theora_parse_set_streamheader (GstTheoraParse * parse)
packet.packetno = i + 1;
packet.e_o_s = 0;
packet.b_o_s = (i == 0);
ret = theora_decode_header (&parse->info, &parse->comment, &packet);
ret = th_decode_headerin (&parse->info, &parse->comment, &setup, &packet);
if (ret < 0) {
GST_WARNING_OBJECT (parse, "Failed to decode Theora header %d: %d\n",
i + 1, ret);
}
}
if (setup) {
th_setup_free (setup);
}
parse->fps_n = parse->info.fps_numerator;
parse->fps_d = parse->info.fps_denominator;
parse->shift = _theora_ilog (parse->info.keyframe_frequency_force - 1);
parse->shift = parse->info.keyframe_granule_shift;
/* With libtheora-1.0beta1 the granulepos scheme was changed:
* where earlier the granulepos refered to the index/beginning
@ -760,7 +751,7 @@ theora_parse_src_convert (GstPad * pad,
switch (*dest_format) {
case GST_FORMAT_DEFAULT:
*dest_value = gst_util_uint64_scale_int (src_value, 2,
parse->info.height * parse->info.width * 3);
parse->info.pic_height * parse->info.pic_width * 3);
break;
case GST_FORMAT_TIME:
/* seems like a rather silly conversion, implement me if you like */
@ -771,7 +762,7 @@ theora_parse_src_convert (GstPad * pad,
case GST_FORMAT_TIME:
switch (*dest_format) {
case GST_FORMAT_BYTES:
scale = 3 * (parse->info.width * parse->info.height) / 2;
scale = 3 * (parse->info.pic_width * parse->info.pic_height) / 2;
case GST_FORMAT_DEFAULT:
*dest_value = scale * gst_util_uint64_scale (src_value,
parse->info.fps_numerator,
@ -792,7 +783,7 @@ theora_parse_src_convert (GstPad * pad,
break;
case GST_FORMAT_BYTES:
*dest_value = gst_util_uint64_scale_int (src_value,
3 * parse->info.width * parse->info.height, 2);
3 * parse->info.pic_width * parse->info.pic_height, 2);
break;
default:
res = FALSE;
@ -911,8 +902,8 @@ theora_parse_change_state (GstElement * element, GstStateChange transition)
switch (transition) {
case GST_STATE_CHANGE_READY_TO_PAUSED:
theora_info_init (&parse->info);
theora_comment_init (&parse->comment);
th_info_init (&parse->info);
th_comment_init (&parse->comment);
parse->send_streamheader = TRUE;
parse->buffer_queue = g_queue_new ();
parse->event_queue = g_queue_new ();
@ -928,8 +919,8 @@ theora_parse_change_state (GstElement * element, GstStateChange transition)
switch (transition) {
case GST_STATE_CHANGE_PAUSED_TO_READY:
theora_info_clear (&parse->info);
theora_comment_clear (&parse->comment);
th_info_clear (&parse->info);
th_comment_clear (&parse->comment);
theora_parse_clear_queue (parse);
g_queue_free (parse->buffer_queue);
g_queue_free (parse->event_queue);