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qtdemux: Clarify field name about stream-encryption-system

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This field is actually only informatory and the user can potentially
choose something else. EME tests in WebKit testsuite actually doesn't
take it into and force another encryption system to be used, and expects
to be given the occasion to do so.

This basically also reverts 3e063703b3.
This commit is contained in:
Thibault Saunier 2018-05-25 12:28:04 +02:00
parent ae7b531902
commit 0fbde2a079
1 changed files with 5 additions and 8 deletions
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13
gst/isomp4/qtdemux.c
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@ -8096,12 +8096,6 @@ gst_qtdemux_request_protection_context (GstQTDemux * qtdemux,
filtered_sys_ids = gst_protection_filter_systems_by_available_decryptors (
(const gchar **) qtdemux->protection_system_ids->pdata);
if (!filtered_sys_ids) {
GST_INFO_OBJECT (element,
"No avalaible decryptor, not worth asking the user to choose.");
return;
}
g_ptr_array_remove_index (qtdemux->protection_system_ids,
qtdemux->protection_system_ids->len - 1);
GST_TRACE_OBJECT (qtdemux, "detected %u protection systems, we have "
@ -8133,7 +8127,8 @@ gst_qtdemux_request_protection_context (GstQTDemux * qtdemux,
query = gst_query_new_context ("drm-preferred-decryption-system-id");
st = gst_query_writable_structure (query);
gst_structure_set (st, "track-id", G_TYPE_UINT, stream->track_id,
"stream-encryption-systems", G_TYPE_STRV, filtered_sys_ids, NULL);
"available-stream-encryption-systems", G_TYPE_STRV, filtered_sys_ids,
NULL);
gst_structure_set_value (st, "stream-encryption-events", &event_list);
if (gst_qtdemux_run_query (element, query, GST_PAD_SRC)) {
gst_query_parse_context (query, &ctxt);
@ -8157,7 +8152,9 @@ gst_qtdemux_request_protection_context (GstQTDemux * qtdemux,
"drm-preferred-decryption-system-id");
st = (GstStructure *) gst_message_get_structure (msg);
gst_structure_set (st, "track-id", G_TYPE_UINT, stream->track_id,
"stream-encryption-systems", G_TYPE_STRV, filtered_sys_ids, NULL);
"available-stream-encryption-systems", G_TYPE_STRV, filtered_sys_ids,
NULL);
gst_structure_set_value (st, "stream-encryption-events", &event_list);
gst_element_post_message (element, msg);
}