<div dir="ltr"><div class="gmail_extra"><br><div class="gmail_quote">On Wed, Aug 31, 2016 at 12:27 PM, Sebastian Dröge-3 [via GStreamer-devel] <span dir="ltr"><<a href="/user/SendEmail.jtp?type=node&node=4679309&i=0" target="_top" rel="nofollow" link="external">[hidden email]</a>></span> wrote:<br><blockquote style='border-left:2px solid #CCCCCC;padding:0 1em' class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
On Tue, 2016-08-30 at 04:05 -0700, Baby Octopus wrote:
<div><div><div class='shrinkable-quote'><br>> Hi,
<br>>
<br>> When my allowed caps in aac encoder has array of stream-formats i.e.,
<br>> stream-format={raw,adts}, <wbr>gst_structure_get_string() returns NULL
<br>>
<br>> But when it is a scalar i.e,
<br>> stream-format={raw} it returns non NULL
<br>>
<br>> My question is how to read array of strings in GstStructure? I see a
<br>> bug in faac encoder due to this in following lines
<br>> if ((str = gst_structure_get_string (s, "stream-format"))) {
<br>> if (strcmp (str, "adts") == 0) {
<br>> GST_DEBUG_OBJECT (faac, "use ADTS format for output");
<br>> faac->outputformat = 1;
<br>> } else if (strcmp (str, "raw") == 0) {
<br>> GST_DEBUG_OBJECT (faac, "use RAW format for output");
<br>> faac->outputformat = 0;
<br>> } else {
<br>> GST_DEBUG_OBJECT (faac, "unknown stream-format: %s", str);
<br>> faac->outputformat = 0;
<br>> }
<br>> }
</div></div>Those lines only support a single string, no array. I assume the caps
</div>are fixated before that already so that only a single string is left.
<br></blockquote><div>I don't think we can assume that. Can we? When the encoder and the muxer support multiple stream-formats, its upto the encoder to decide</div><div>which stream-format to choose. Isn't it?</div><div> </div><blockquote style='border-left:2px solid #CCCCCC;padding:0 1em' class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><br>For handling these arrays, check the gst_value_list_*() API.
<br>Note that you don't want the gst_value_array_*() API here.
<br></blockquote><div><br></div><div>Thank you very much. Let me try this </div><blockquote style='border-left:2px solid #CCCCCC;padding:0 1em' class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><br>--
<br>Sebastian Dröge, Centricular Ltd · <a href="http://www.centricular.com" rel="nofollow" link="external" target="_blank">http://www.centricular.com</a><br>______________________________<wbr>_________________
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