From 686035ca1ee65d8180585d0e8c4b30faa0caacc4 Mon Sep 17 00:00:00 2001 From: Marvin W Date: Sat, 15 May 2021 19:52:39 +0200 Subject: RTP: Handle missing rtp pay/depay elements --- plugins/rtp/src/codec_util.vala | 24 +++++++++++++----------- plugins/rtp/src/module.vala | 6 +++--- 2 files changed, 16 insertions(+), 14 deletions(-) (limited to 'plugins/rtp/src') diff --git a/plugins/rtp/src/codec_util.vala b/plugins/rtp/src/codec_util.vala index d018501d..417dc4be 100644 --- a/plugins/rtp/src/codec_util.vala +++ b/plugins/rtp/src/codec_util.vala @@ -212,7 +212,8 @@ public class Dino.Plugins.Rtp.CodecUtil { return null; } - public bool is_element_supported(string element_name) { + public bool is_element_supported(string? element_name) { + if (element_name == null) return false; if (unsupported_elements.contains(element_name)) return false; if (supported_elements.contains(element_name)) return true; var test_element = Gst.ElementFactory.make(element_name, @"test-$element_name"); @@ -220,14 +221,14 @@ public class Dino.Plugins.Rtp.CodecUtil { supported_elements.add(element_name); return true; } else { - debug("%s is not supported on this platform", element_name); + warning("%s is not supported on this platform", element_name); unsupported_elements.add(element_name); return false; } } public string? get_encode_element_name(string media, string? codec) { - if (!is_element_supported(get_pay_element_name(media, codec))) return null; + if (get_pay_element_name(media, codec) == null) return null; foreach (string candidate in get_encode_candidates(media, codec)) { if (is_element_supported(candidate)) return candidate; } @@ -235,12 +236,13 @@ public class Dino.Plugins.Rtp.CodecUtil { } public string? get_pay_element_name(string media, string? codec) { - string candidate = get_pay_candidate(media, codec); - if (is_element_supported(candidate)) return candidate; + string? candidate = get_pay_candidate(media, codec); + if (candidate != null && is_element_supported(candidate)) return candidate; return null; } public string? get_decode_element_name(string media, string? codec) { + if (get_depay_element_name(media, codec) == null) return null; foreach (string candidate in get_decode_candidates(media, codec)) { if (is_element_supported(candidate)) return candidate; } @@ -248,8 +250,8 @@ public class Dino.Plugins.Rtp.CodecUtil { } public string? get_depay_element_name(string media, string? codec) { - string candidate = get_depay_candidate(media, codec); - if (is_element_supported(candidate)) return candidate; + string? candidate = get_depay_candidate(media, codec); + if (candidate != null && is_element_supported(candidate)) return candidate; return null; } @@ -260,8 +262,8 @@ public class Dino.Plugins.Rtp.CodecUtil { public string? get_decode_bin_description(string media, string? codec, JingleRtp.PayloadType? payload_type, string? element_name = null, string? name = null) { if (codec == null) return null; string base_name = name ?? @"encode-$codec-$(Random.next_int())"; - string depay = get_depay_element_name(media, codec); - string decode = element_name ?? get_decode_element_name(media, codec); + string? depay = get_depay_element_name(media, codec); + string? decode = element_name ?? get_decode_element_name(media, codec); if (depay == null || decode == null) return null; string decode_prefix = get_decode_prefix(media, codec, decode, payload_type) ?? ""; string decode_args = get_decode_args(media, codec, decode, payload_type) ?? ""; @@ -285,8 +287,8 @@ public class Dino.Plugins.Rtp.CodecUtil { public string? get_encode_bin_description(string media, string? codec, JingleRtp.PayloadType? payload_type, string? element_name = null, string? name = null) { if (codec == null) return null; string base_name = name ?? @"encode_$(codec)_$(Random.next_int())"; - string pay = get_pay_element_name(media, codec); - string encode = element_name ?? get_encode_element_name(media, codec); + string? pay = get_pay_element_name(media, codec); + string? encode = element_name ?? get_encode_element_name(media, codec); if (pay == null || encode == null) return null; string encode_prefix = get_encode_prefix(media, codec, encode, payload_type) ?? ""; string encode_args = get_encode_args(media, codec, encode, payload_type) ?? ""; diff --git a/plugins/rtp/src/module.vala b/plugins/rtp/src/module.vala index 19a7501d..0edbb3e1 100644 --- a/plugins/rtp/src/module.vala +++ b/plugins/rtp/src/module.vala @@ -72,7 +72,7 @@ public class Dino.Plugins.Rtp.Module : JingleRtp.Module { string? encode_element = codec_util.get_encode_element_name(media, codec); string? decode_element = codec_util.get_decode_element_name(media, codec); if (encode_element == null || decode_element == null) { - debug("No suitable encoder or decoder found for %s", codec); + warning("No suitable encoder or decoder found for %s", codec); unsupported_codecs.add(codec); return false; } @@ -83,7 +83,7 @@ public class Dino.Plugins.Rtp.Module : JingleRtp.Module { codec_util.mark_element_unsupported(encode_element); encode_element = codec_util.get_encode_element_name(media, codec); if (encode_element == null) { - debug("No suitable encoder found for %s", codec); + warning("No suitable encoder found for %s", codec); unsupported_codecs.add(codec); return false; } @@ -97,7 +97,7 @@ public class Dino.Plugins.Rtp.Module : JingleRtp.Module { codec_util.mark_element_unsupported(decode_element); decode_element = codec_util.get_decode_element_name(media, codec); if (decode_element == null) { - debug("No suitable decoder found for %s", codec); + warning("No suitable decoder found for %s", codec); unsupported_codecs.add(codec); return false; } -- cgit v1.2.3-70-g09d2