[FFmpeg-devel] avformat/hlsenc: set the options when open the key info files

make the options same as segments for the http put method

Signed-off-by: Steven Liu <liuqi05@kuaishou.com>
---
 libavformat/hlsenc.c | 11 ++++++++---
 1 file changed, 8 insertions(+), 3 deletions(-)

> 2020年3月7日 上午11:06，Andreas Rheinhardt <andreas.rheinhardt@gmail.com> 写道：
> 
> Steven Liu:
>> make the options same as segments for the http put method
>> 
>> Signed-off-by: Steven Liu <liuqi05@kuaishou.com>
>> ---
>> libavformat/hlsenc.c | 11 ++++++++---
>> 1 file changed, 8 insertions(+), 3 deletions(-)
>> 
>> diff --git a/libavformat/hlsenc.c b/libavformat/hlsenc.c
>> index f6dd894343..88062ac536 100644
>> --- a/libavformat/hlsenc.c
>> +++ b/libavformat/hlsenc.c
>> @@ -685,6 +685,7 @@ static int do_encrypt(AVFormatContext *s, VariantStream *vs)
>>     }
>> 
>>     if (!*hls->key_string) {
>> +        AVDictionary *options = NULL;
>>         if (!hls->key) {
>>             if ((ret = randomize(key, sizeof(key))) < 0) {
>>                 av_log(s, AV_LOG_ERROR, "Cannot generate a strong random key\n");
>> @@ -695,8 +696,10 @@ static int do_encrypt(AVFormatContext *s, VariantStream *vs)
>>         }
>> 
>>         ff_data_to_hex(hls->key_string, key, sizeof(key), 0);
>> -        if ((ret = s->io_open(s, &pb, hls->key_file, AVIO_FLAG_WRITE, NULL)) < 0)
>> +        set_http_options(s, &options, hls);
>> +        if ((ret = s->io_open(s, &pb, hls->key_file, AVIO_FLAG_WRITE, &options)) < 0)
> 
> Here and below the options might leak on error. The easiest way to fix
> this is to free the options before checking whether opening IO failed
> or not.
Ah, yes
> 
>>             return ret;
>> +        av_dict_free(&options);
>>         avio_seek(pb, 0, SEEK_CUR);
>>         avio_write(pb, key, KEYSIZE);
>>         avio_close(pb);
>> @@ -711,13 +714,15 @@ static int hls_encryption_start(AVFormatContext *s)
>>     int ret;
>>     AVIOContext *pb;
>>     uint8_t key[KEYSIZE];
>> +     AVDictionary *options = NULL;
> 
> There seems to be a whitespace issue.
Update in V2
>> 
>> -    if ((ret = s->io_open(s, &pb, hls->key_info_file, AVIO_FLAG_READ, NULL)) < 0) {
>> +    set_http_options(s, &options, hls);
>> +    if ((ret = s->io_open(s, &pb, hls->key_info_file, AVIO_FLAG_READ, &options)) < 0) {
>>         av_log(hls, AV_LOG_ERROR,
>>                "error opening key info file %s\n", hls->key_info_file);
>>         return ret;
>>     }
>> -
>> +    av_dict_free(&options);
>>     ff_get_line(pb, hls->key_uri, sizeof(hls->key_uri));
>>     hls->key_uri[strcspn(hls->key_uri, "\r\n")] = '\0';
>> 
>> 
> 
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Thanks
Steven