src/starboard/linux/shared/media_is_video_supported.cc

// Copyright 2017 The Cobalt Authors. All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

#include "starboard/shared/starboard/media/media_support_internal.h"

#include "starboard/configuration.h"
#include "starboard/media.h"
#include "starboard/shared/libaom/aom_library_loader.h"
#include "starboard/shared/libvpx/vpx_library_loader.h"

using starboard::shared::aom::is_aom_supported;
using starboard::shared::vpx::is_vpx_supported;

SB_EXPORT bool SbMediaIsVideoSupported(SbMediaVideoCodec video_codec,
                                       int frame_width,
                                       int frame_height,
                                       int64_t bitrate,
                                       int fps
#if SB_API_VERSION >= 10
                                       ,
                                       bool decode_to_texture_required
#endif  // SB_API_VERSION >= 10
#if SB_HAS(MEDIA_EOTF_CHECK_SUPPORT)
                                       ,
                                       SbMediaTransferId eotf
#endif  // SB_HAS(MEDIA_EOTF_CHECK_SUPPORT)
                                       ) {
#if SB_HAS(MEDIA_EOTF_CHECK_SUPPORT)
  if (eotf != kSbMediaTransferIdBt709 &&
      eotf != kSbMediaTransferIdUnspecified) {
    return false;
  }
#endif  // SB_HAS(MEDIA_EOTF_CHECK_SUPPORT)
#if SB_API_VERSION >= 10
#if SB_HAS(BLITTER)
  if (decode_to_texture_required) {
    return false;
  }
#else
  // Assume that all non-Blitter Linux platforms can play decode-to-texture
  // video just as well as normal video.
  SB_UNREFERENCED_PARAMETER(decode_to_texture_required);
#endif  // SB_HAS(BLITTER)
#endif  // SB_API_VERSION >= 10

#if SB_API_VERSION < SB_HAS_AV1_VERSION
  return ((video_codec == kSbMediaVideoCodecVp10 && is_aom_supported()) ||
#else   // SB_API_VERSION < SB_HAS_AV1_VERSION
  return ((video_codec == kSbMediaVideoCodecAv1 && is_aom_supported()) ||
#endif  // SB_API_VERSION < SB_HAS_AV1_VERSION
          video_codec == kSbMediaVideoCodecH264 ||
          (video_codec == kSbMediaVideoCodecVp9 && is_vpx_supported())) &&
         frame_width <= 1920 && frame_height <= 1080 &&
         bitrate <= SB_MEDIA_MAX_VIDEO_BITRATE_IN_BITS_PER_SECOND && fps <= 60;
}