diff options
Diffstat (limited to 'src')
-rw-r--r-- | src/DecoderList.hxx | 11 | ||||
-rw-r--r-- | src/DecoderThread.cxx | 106 |
2 files changed, 53 insertions, 64 deletions
diff --git a/src/DecoderList.hxx b/src/DecoderList.hxx index 51aeb1d71..fd4b22c63 100644 --- a/src/DecoderList.hxx +++ b/src/DecoderList.hxx @@ -62,6 +62,17 @@ decoder_plugins_find(F f) } template<typename F> +static inline bool +decoder_plugins_try(F f) +{ + for (unsigned i = 0; decoder_plugins[i] != nullptr; ++i) + if (decoder_plugins_enabled[i] && f(*decoder_plugins[i])) + return true; + + return false; +} + +template<typename F> static inline void decoder_plugins_for_each(F f) { diff --git a/src/DecoderThread.cxx b/src/DecoderThread.cxx index f70b7c34f..556ab327e 100644 --- a/src/DecoderThread.cxx +++ b/src/DecoderThread.cxx @@ -179,74 +179,58 @@ deconst_plugin(const struct DecoderPlugin *plugin) return const_cast<struct DecoderPlugin *>(plugin); } -/** - * Try decoding a stream, using plugins matching the stream's MIME type. - * - * @param tried_r a list of plugins which were tried - */ +gcc_pure static bool -decoder_run_stream_mime_type(Decoder &decoder, struct input_stream *is, - GSList **tried_r) +decoder_check_plugin_mime(const DecoderPlugin &plugin, const input_stream &is) { - assert(tried_r != nullptr); - - const struct DecoderPlugin *plugin; - unsigned int next = 0; - - if (is->mime.empty()) - return false; - - while ((plugin = decoder_plugin_from_mime_type(is->mime.c_str(), - next++))) { - if (plugin->stream_decode == nullptr) - continue; - - if (g_slist_find(*tried_r, plugin) != nullptr) - /* don't try a plugin twice */ - continue; + assert(plugin.stream_decode != nullptr); - if (decoder_stream_decode(*plugin, decoder, is)) - return true; + return !is.mime.empty() && plugin.SupportsMimeType(is.mime.c_str()); +} - *tried_r = g_slist_prepend(*tried_r, deconst_plugin(plugin)); - } +gcc_pure +static bool +decoder_check_plugin_suffix(const DecoderPlugin &plugin, const char *suffix) +{ + assert(plugin.stream_decode != nullptr); - return false; + return suffix != nullptr && plugin.SupportsSuffix(suffix); } -/** - * Try decoding a stream, using plugins matching the stream's URI - * suffix. - * - * @param tried_r a list of plugins which were tried - */ +gcc_pure static bool -decoder_run_stream_suffix(Decoder &decoder, struct input_stream *is, - const char *uri, GSList **tried_r) +decoder_check_plugin(const DecoderPlugin &plugin, const input_stream &is, + const char *suffix) { - assert(tried_r != nullptr); - - const char *suffix = uri_get_suffix(uri); - const struct DecoderPlugin *plugin = nullptr; + return plugin.stream_decode != nullptr && + (decoder_check_plugin_mime(plugin, is) || + decoder_check_plugin_suffix(plugin, suffix)); +} - if (suffix == nullptr) +static bool +decoder_run_stream_plugin(Decoder &decoder, input_stream &is, + const char *suffix, + const DecoderPlugin &plugin, + bool &tried_r) +{ + if (!decoder_check_plugin(plugin, is, suffix)) return false; - while ((plugin = decoder_plugin_from_suffix(suffix, plugin)) != nullptr) { - if (plugin->stream_decode == nullptr) - continue; - - if (g_slist_find(*tried_r, plugin) != nullptr) - /* don't try a plugin twice */ - continue; - - if (decoder_stream_decode(*plugin, decoder, is)) - return true; + tried_r = true; + return decoder_stream_decode(plugin, decoder, &is); +} - *tried_r = g_slist_prepend(*tried_r, deconst_plugin(plugin)); - } +static bool +decoder_run_stream_locked(Decoder &decoder, input_stream &is, + const char *uri, bool &tried_r) +{ + const char *const suffix = uri_get_suffix(uri); - return false; + using namespace std::placeholders; + const auto f = std::bind(decoder_run_stream_plugin, + std::ref(decoder), std::ref(is), suffix, + _1, std::ref(tried_r)); + return decoder_plugins_try(f); } /** @@ -282,21 +266,15 @@ decoder_run_stream(Decoder &decoder, const char *uri) dc.Lock(); - GSList *tried = nullptr; - + bool tried = false; success = dc.command == DecoderCommand::STOP || - /* first we try mime types: */ - decoder_run_stream_mime_type(decoder, input_stream, &tried) || - /* if that fails, try suffix matching the URL: */ - decoder_run_stream_suffix(decoder, input_stream, uri, - &tried) || + decoder_run_stream_locked(decoder, *input_stream, uri, + tried) || /* fallback to mp3: this is needed for bastard streams that don't have a suffix or set the mimeType */ - (tried == nullptr && + (!tried && decoder_run_stream_fallback(decoder, input_stream)); - g_slist_free(tried); - dc.Unlock(); input_stream->Close(); dc.Lock(); |