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Code Issues Releases Activity

get rid of MAX_STREAMS limit in RDT

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Originally committed as revision 24751 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Aurelien Jacobs 2010-08-09 22:58:54 +00:00
parent af0a61cc40
commit dfdb353cd5
1 changed files with 18 additions and 4 deletions
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22
libavformat/rdt.c
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@ -86,7 +86,8 @@ ff_rdt_parse_close(RDTDemuxContext *s)
struct PayloadContext {
AVFormatContext *rmctx;
RMStream *rmst[MAX_STREAMS];
int nb_rmst;
RMStream **rmst;
uint8_t *mlti_data;
unsigned int mlti_data_size;
char buffer[RTP_MAX_PACKET_LENGTH + FF_INPUT_BUFFER_PADDING_SIZE];
@ -421,7 +422,17 @@ rdt_parse_sdp_line (AVFormatContext *s, int st_index,
for (n = 0; n < s->nb_streams; n++)
if (s->streams[n]->priv_data == stream->priv_data) {
int count = s->streams[n]->index + 1;
if (first == -1) first = n;
if (rdt->nb_rmst < count) {
RMStream **rmst= av_realloc(rdt->rmst, count*sizeof(*rmst));
if (!rmst)
return AVERROR(ENOMEM);
memset(rmst + rdt->nb_rmst, 0,
(count - rdt->nb_rmst) * sizeof(*rmst));
rdt->rmst = rmst;
rdt->nb_rmst = count;
}
rdt->rmst[s->streams[n]->index] = ff_rm_alloc_rmstream();
rdt_load_mdpr(rdt, s->streams[n], (n - first) * 2);
@ -465,7 +476,7 @@ real_parse_asm_rulebook(AVFormatContext *s, AVStream *orig_st,
const char *p)
{
const char *end;
int n_rules, odd = 0;
int n_rules = 0, odd = 0;
AVStream *st;
/**
@ -483,7 +494,7 @@ real_parse_asm_rulebook(AVFormatContext *s, AVStream *orig_st,
* for multi-bitrate streams.
*/
if (*p == '\"') p++;
for (n_rules = 0; s->nb_streams < MAX_STREAMS;) {
while (1) {
if (!(end = strchr(p, ';')))
break;
if (!odd && end != p) {
@ -491,6 +502,8 @@ real_parse_asm_rulebook(AVFormatContext *s, AVStream *orig_st,
st = add_dstream(s, orig_st);
else
st = orig_st;
if (!st)
break;
real_parse_asm_rule(st, p, end);
n_rules++;
}
@ -524,7 +537,7 @@ rdt_free_context (PayloadContext *rdt)
{
int i;
for (i = 0; i < MAX_STREAMS; i++)
for (i = 0; i < rdt->nb_rmst; i++)
if (rdt->rmst[i]) {
ff_rm_free_rmstream(rdt->rmst[i]);
av_freep(&rdt->rmst[i]);
@ -532,6 +545,7 @@ rdt_free_context (PayloadContext *rdt)
if (rdt->rmctx)
av_close_input_stream(rdt->rmctx);
av_freep(&rdt->mlti_data);
av_freep(&rdt->rmst);
av_free(rdt);
}