60 lines
1.6 KiB
C++
60 lines
1.6 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "MediaContentType.h"
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#include "nsContentTypeParser.h"
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namespace mozilla {
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MediaContentType::MediaContentType(const nsAString& aType)
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{
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Populate(aType);
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}
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MediaContentType::MediaContentType(const nsACString& aType)
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{
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NS_ConvertUTF8toUTF16 typeUTF16(aType);
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Populate(typeUTF16);
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}
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static int32_t
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GetParameterAsNumber(const nsContentTypeParser& aParser,
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const char* aParameter,
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const int32_t aErrorReturn)
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{
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nsAutoString parameterString;
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nsresult rv = aParser.GetParameter(aParameter, parameterString);
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if (NS_FAILED_impl(rv)) {
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return aErrorReturn;
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}
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int32_t number = parameterString.ToInteger(&rv);
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if (MOZ_UNLIKELY(NS_FAILED_impl(rv))) {
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return aErrorReturn;
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}
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return number;
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}
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void
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MediaContentType::Populate(const nsAString& aType)
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{
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nsContentTypeParser parser(aType);
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nsAutoString mime;
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nsresult rv = parser.GetType(mime);
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if (NS_SUCCEEDED(rv)) {
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mMIMEType = NS_ConvertUTF16toUTF8(mime);
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}
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rv = parser.GetParameter("codecs", mCodecs);
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mHaveCodecs = NS_SUCCEEDED(rv);
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mWidth = GetParameterAsNumber(parser, "width", -1);
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mHeight = GetParameterAsNumber(parser, "height", -1);
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mFramerate = GetParameterAsNumber(parser, "framerate", -1);
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mBitrate = GetParameterAsNumber(parser, "bitrate", -1);
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}
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} // namespace mozilla
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