Commit e1d7c883 authored by Reimar Döffinger's avatar Reimar Döffinger

Add avsubtitle_free function.

Originally committed as revision 24185 to svn://svn.ffmpeg.org/ffmpeg/trunk
parent c426562c
......@@ -12,6 +12,10 @@ libavutil: 2009-03-08
API changes, most recent first:
2010-07-11 - r24185 - lavc 52.82.0 - avsubtitle_free()
Add a function for free the contents of a AVSubtitle generated by
avcodec_decode_subtitle.
2010-07-08 - r24101 - lavu 50.21.0 - pixdesc.h
Rename read/write_line() to av_read/write_image_line().
......
......@@ -677,18 +677,7 @@ static void blend_subrect(AVPicture *dst, const AVSubtitleRect *rect, int imgw,
static void free_subpicture(SubPicture *sp)
{
int i;
for (i = 0; i < sp->sub.num_rects; i++)
{
av_freep(&sp->sub.rects[i]->pict.data[0]);
av_freep(&sp->sub.rects[i]->pict.data[1]);
av_freep(&sp->sub.rects[i]);
}
av_free(sp->sub.rects);
memset(&sp->sub, 0, sizeof(AVSubtitle));
avsubtitle_free(&sp->sub);
}
static void video_image_display(VideoState *is)
......
......@@ -30,7 +30,7 @@
#include "libavutil/avutil.h"
#define LIBAVCODEC_VERSION_MAJOR 52
#define LIBAVCODEC_VERSION_MINOR 81
#define LIBAVCODEC_VERSION_MINOR 82
#define LIBAVCODEC_VERSION_MICRO 0
#define LIBAVCODEC_VERSION_INT AV_VERSION_INT(LIBAVCODEC_VERSION_MAJOR, \
......@@ -3548,13 +3548,22 @@ attribute_deprecated int avcodec_decode_subtitle(AVCodecContext *avctx, AVSubtit
* due to a potentially very different allocation pattern.
*
* @param avctx the codec context
* @param[out] sub The AVSubtitle in which the decoded subtitle will be stored.
* @param[out] sub The AVSubtitle in which the decoded subtitle will be stored, must be
freed with avsubtitle_free if *got_sub_ptr is set.
* @param[in,out] got_sub_ptr Zero if no subtitle could be decompressed, otherwise, it is nonzero.
* @param[in] avpkt The input AVPacket containing the input buffer.
*/
int avcodec_decode_subtitle2(AVCodecContext *avctx, AVSubtitle *sub,
int *got_sub_ptr,
AVPacket *avpkt);
/**
* Frees all allocated data in the given subtitle struct.
*
* @param sub AVSubtitle to free.
*/
void avsubtitle_free(AVSubtitle *sub);
int avcodec_parse_frame(AVCodecContext *avctx, uint8_t **pdata,
int *data_size_ptr,
uint8_t *buf, int buf_size);
......
......@@ -689,6 +689,26 @@ int avcodec_decode_subtitle2(AVCodecContext *avctx, AVSubtitle *sub,
return ret;
}
void avsubtitle_free(AVSubtitle *sub)
{
int i;
for (i = 0; i < sub->num_rects; i++)
{
av_freep(sub->rects[i]->pict.data[0]);
av_freep(sub->rects[i]->pict.data[1]);
av_freep(sub->rects[i]->pict.data[2]);
av_freep(sub->rects[i]->pict.data[3]);
av_freep(sub->rects[i]->text);
av_freep(sub->rects[i]->ass);
av_freep(sub->rects[i]);
}
av_freep(sub->rects);
memset(sub, 0, sizeof(AVSubtitle));
}
av_cold int avcodec_close(AVCodecContext *avctx)
{
/* If there is a user-supplied mutex locking routine, call it. */
......
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