// Copyright 2012 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "media/base/mime_util.h"

#include "base/no_destructor.h"
#include "media/base/mime_util_internal.h"

namespace media {

// This variable is Leaky because it is accessed from WorkerPool threads.
static const internal::MimeUtil* GetMimeUtil() {
  static const base::NoDestructor<internal::MimeUtil> mime_util;
  return &(*mime_util);
}

bool IsSupportedMediaMimeType(std::string_view mime_type) {
  return GetMimeUtil()->IsSupportedMediaMimeType(mime_type);
}

SupportsType IsSupportedMediaFormat(std::string_view mime_type,
                                    const std::vector<std::string>& codecs) {
  return GetMimeUtil()->IsSupportedMediaFormat(mime_type, codecs, false);
}

SupportsType IsSupportedEncryptedMediaFormat(
    std::string_view mime_type,
    const std::vector<std::string>& codecs) {
  return GetMimeUtil()->IsSupportedMediaFormat(mime_type, codecs, true);
}

void SplitCodecs(std::string_view codecs,
                 std::vector<std::string>* codecs_out) {
  GetMimeUtil()->SplitCodecs(codecs, codecs_out);
}

void StripCodecs(std::vector<std::string>* codecs) {
  GetMimeUtil()->StripCodecs(codecs);
}

std::optional<VideoType> ParseVideoCodecString(std::string_view mime_type,
                                               std::string_view codec_id,
                                               bool allow_ambiguous_matches) {
  return GetMimeUtil()->ParseVideoCodecString(mime_type, codec_id,
                                              allow_ambiguous_matches);
}

std::optional<AudioType> ParseAudioCodecString(std::string_view mime_type,
                                               std::string_view codec_id,
                                               bool allow_ambiguous_matches) {
  return GetMimeUtil()->ParseAudioCodecString(mime_type, codec_id,
                                              allow_ambiguous_matches);
}

}  // namespace media