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Code Issues Releases Activity

avformat/webm_chunk: Don't copy header filename

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Instead just reuse the filename string that is given via an option
for the child muxer's url field.

Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@gmail.com>
This commit is contained in:
Andreas Rheinhardt 2020-03-01 00:13:07 +01:00
parent f397dc3378
commit 8a632b3e2e
1 changed files with 10 additions and 24 deletions
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34
libavformat/webm_chunk.c
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@ -65,6 +65,11 @@ static int chunk_mux_init(AVFormatContext *s)
AVDictionary *dict = NULL;
int ret;
if (!wc->header_filename) {
av_log(s, AV_LOG_ERROR, "No header filename provided\n");
return AVERROR(EINVAL);
}
oformat = av_guess_format("webm", s->url, "video/webm");
if (!oformat)
return AVERROR_MUXER_NOT_FOUND;
@ -74,6 +79,9 @@ static int chunk_mux_init(AVFormatContext *s)
return ret;
oc = wc->avf;
ff_format_set_url(oc, wc->header_filename);
wc->header_filename = NULL;
oc->interrupt_callback = s->interrupt_callback;
oc->max_delay = s->max_delay;
oc->flags = s->flags & ~AVFMT_FLAG_FLUSH_PACKETS;
@ -120,30 +128,17 @@ static int chunk_mux_init(AVFormatContext *s)
return 0;
}
static int get_chunk_filename(AVFormatContext *s, int is_header, char filename[MAX_FILENAME_SIZE])
static int get_chunk_filename(AVFormatContext *s, char filename[MAX_FILENAME_SIZE])
{
WebMChunkContext *wc = s->priv_data;
if (!filename) {
return AVERROR(EINVAL);
}
if (is_header) {
int len;
if (!wc->header_filename) {
av_log(s, AV_LOG_ERROR, "No header filename provided\n");
return AVERROR(EINVAL);
}
len = av_strlcpy(filename, wc->header_filename, MAX_FILENAME_SIZE);
if (len >= MAX_FILENAME_SIZE) {
av_log(s, AV_LOG_ERROR, "Header filename too long\n");
return AVERROR(EINVAL);
}
} else {
if (av_get_frame_filename(filename, MAX_FILENAME_SIZE,
s->url, wc->chunk_index - 1) < 0) {
av_log(s, AV_LOG_ERROR, "Invalid chunk filename template '%s'\n", s->url);
return AVERROR(EINVAL);
}
}
return 0;
}
@ -153,8 +148,6 @@ static int webm_chunk_write_header(AVFormatContext *s)
AVFormatContext *oc = NULL;
int ret;
AVDictionary *options = NULL;
char oc_filename[MAX_FILENAME_SIZE];
char *oc_url;
// DASH Streams can only have either one track per file.
if (s->nb_streams != 1) { return AVERROR_INVALIDDATA; }
@ -166,13 +159,6 @@ static int webm_chunk_write_header(AVFormatContext *s)
if (ret < 0)
return ret;
oc = wc->avf;
ret = get_chunk_filename(s, 1, oc_filename);
if (ret < 0)
return ret;
oc_url = av_strdup(oc_filename);
if (!oc_url)
return AVERROR(ENOMEM);
ff_format_set_url(oc, oc_url);
if (wc->http_method)
av_dict_set(&options, "method", wc->http_method, 0);
ret = s->io_open(s, &oc->pb, oc->url, AVIO_FLAG_WRITE, &options);
@ -220,7 +206,7 @@ static int chunk_end(AVFormatContext *s, int flush)
av_write_frame(oc, NULL);
buffer_size = avio_close_dyn_buf(oc->pb, &buffer);
oc->pb = NULL;
ret = get_chunk_filename(s, 0, filename);
ret = get_chunk_filename(s, filename);
if (ret < 0)
goto fail;
if (wc->http_method)