mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-09-09 05:38:58 +00:00
794ad7ca1b
Original commit message from CVS: Fixed get_range bug when injecting and stripping. And mux is almost done now.
135 lines
4.1 KiB
C
135 lines
4.1 KiB
C
/*
|
|
* GStreamer
|
|
* Copyright 2007 Edgard Lima <edgard.lima@indt.org.br>
|
|
*
|
|
* Permission is hereby granted, free of charge, to any person obtaining a
|
|
* copy of this software and associated documentation files (the "Software"),
|
|
* to deal in the Software without restriction, including without limitation
|
|
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
|
|
* and/or sell copies of the Software, and to permit persons to whom the
|
|
* Software is furnished to do so, subject to the following conditions:
|
|
*
|
|
* The above copyright notice and this permission notice shall be included in
|
|
* all copies or substantial portions of the Software.
|
|
*
|
|
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
|
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
|
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
|
|
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
|
|
* DEALINGS IN THE SOFTWARE.
|
|
*
|
|
* Alternatively, the contents of this file may be used under the
|
|
* GNU Lesser General Public License Version 2.1 (the "LGPL"), in
|
|
* which case the following provisions apply instead of the ones
|
|
* mentioned above:
|
|
*
|
|
* 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.
|
|
*/
|
|
|
|
#include "metadatatypes.h"
|
|
|
|
#include <string.h>
|
|
|
|
void
|
|
metadata_chunk_array_init (MetadataChunkArray * array, gsize alloc_size)
|
|
{
|
|
array->len = 0;
|
|
array->chunk = g_new0 (MetadataChunk, alloc_size);
|
|
array->allocated_len = alloc_size;
|
|
}
|
|
|
|
void
|
|
metadata_chunk_array_free (MetadataChunkArray * array)
|
|
{
|
|
metadata_chunk_array_clear (array);
|
|
array->allocated_len = 0;
|
|
if (array->chunk) {
|
|
g_free (array->chunk);
|
|
array->chunk = NULL;
|
|
}
|
|
}
|
|
|
|
void
|
|
metadata_chunk_array_clear (MetadataChunkArray * array)
|
|
{
|
|
while (array->len) {
|
|
array->len--;
|
|
if (array->chunk[array->len].data) {
|
|
g_free (array->chunk[array->len].data);
|
|
}
|
|
}
|
|
}
|
|
|
|
void
|
|
metadata_chunk_array_append (MetadataChunkArray * array, MetadataChunk * chunk)
|
|
{
|
|
if (array->len == array->allocated_len) {
|
|
array->allocated_len += 2;
|
|
array->chunk =
|
|
g_realloc (array->chunk, sizeof (MetadataChunk) * array->allocated_len);
|
|
}
|
|
memcpy (&array->chunk[array->len], chunk, sizeof (MetadataChunk));
|
|
++array->len;
|
|
}
|
|
|
|
void
|
|
metadata_chunk_array_append_sorted (MetadataChunkArray * array,
|
|
MetadataChunk * chunk)
|
|
{
|
|
gint32 i, pos;
|
|
|
|
if (array->len == array->allocated_len) {
|
|
array->allocated_len += 2;
|
|
array->chunk =
|
|
g_realloc (array->chunk, sizeof (MetadataChunk) * array->allocated_len);
|
|
}
|
|
pos = array->len;
|
|
for (i = array->len - 1; i >= 0; --i) {
|
|
if (chunk->offset_orig > array->chunk[i].offset_orig) {
|
|
break;
|
|
}
|
|
}
|
|
pos = i + 1;
|
|
if (pos < array->len) {
|
|
memmove (&array->chunk[pos + 1], &array->chunk[pos],
|
|
sizeof (MetadataChunk) * (array->len - pos));
|
|
}
|
|
memcpy (&array->chunk[pos], chunk, sizeof (MetadataChunk));
|
|
++array->len;
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
void
|
|
metadata_chunk_array_remove_zero_size (MetadataChunkArray * array)
|
|
{
|
|
|
|
int i;
|
|
|
|
for (i = 0; i < array->len;) {
|
|
if (array->chunk[i].size == 0) {
|
|
if (i < --array->len) {
|
|
memmove (&array->chunk[i], &array->chunk[i + 1],
|
|
sizeof (MetadataChunk) * (array->len - i));
|
|
}
|
|
} else {
|
|
++i;
|
|
}
|
|
}
|
|
}
|