From vivaldi://media-internals:

{
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      "info": "Selected D3D11VideoDecoder for video decoding, config: codec: vp9, profile: vp9 profile0, level: not available, alpha_mode: is_opaque, coded size: [1280,640], visible rect: [0,0,1280,640], natural size: [1280,640], has extra data: false, encryption scheme: Unencrypted, rotation: 0°, flipped: 0, color space: {primaries:BT709, transfer:BT709, matrix:BT709, range:LIMITED}",
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      {
        "time": 0,
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        "time": 0.09799998998641968,
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        "time": 0.125,
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        "time": 855.1669999957085,
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        "time": 1081.1850000023842,
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      {
        "time": 1085.5979999899864,
        "key": "info",
        "value": "Failed to initialize WMFAudioDecoder"
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      {
        "time": 1085.722000002861,
        "key": "kIsAudioDecryptingDemuxerStream",
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      {
        "time": 1085.7249999940395,
        "key": "kAudioDecoderName",
        "value": "FFmpegAudioDecoder"
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      {
        "time": 1085.7319999933243,
        "key": "kIsPlatformAudioDecoder",
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      {
        "time": 1085.7470000088215,
        "key": "info",
        "value": "Selected FFmpegAudioDecoder for audio decoding, config: codec: opus, profile: unknown, bytes_per_channel: 4, channel_layout: STEREO, channels: 2, samples_per_second: 48000, sample_format: Float 32-bit, bytes_per_frame: 8, seek_preroll: 80000us, codec_delay: 312, has extra data: true, encryption scheme: Unencrypted, discard decoder delay: true"
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        "time": 1085.800000011921,
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        "time": 1086.7489999830723,
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        "time": 1086.7849999964237,
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      {
        "time": 1093.0620000064373,
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        "value": "D3D11VideoDecoder is using vp9 profile0 / NV12"
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        "time": 1093.0879999995232,
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        "value": "D3D11VideoDecoder producing NV12"
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      {
        "time": 1093.0940000116825,
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        "value": "D3D11VideoDecoder: Selected NV12"
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      {
        "time": 1093.0959999859333,
        "key": "info",
        "value": "D3D11VideoDecoder output color space: (same as input)"
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      {
        "time": 1093.0979999899864,
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        "value": "D3D11VideoDecoder is binding textures"
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      {
        "time": 1093.1220000088215,
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        "value": "D3D11VideoDecoder is using array texture"
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      {
        "time": 1093.3989999890327,
        "key": "info",
        "value": "Video is supported by D3D11VideoDecoder"
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      {
        "time": 1093.4690000116825,
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      {
        "time": 1093.4709999859333,
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      {
        "time": 1093.4709999859333,
        "key": "kIsPlatformVideoDecoder",
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      {
        "time": 1093.4810000061989,
        "key": "info",
        "value": "Selected D3D11VideoDecoder for video decoding, config: codec: vp9, profile: vp9 profile0, level: not available, alpha_mode: is_opaque, coded size: [1280,640], visible rect: [0,0,1280,640], natural size: [1280,640], has extra data: false, encryption scheme: Unencrypted, rotation: 0°, flipped: 0, color space: {primaries:BT709, transfer:BT709, matrix:BT709, range:LIMITED}"
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        "time": 1093.5040000081062,
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        "time": 1116.0900000035763,
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        "time": 1116.094999998808,
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        "time": 1116.3400000035763,
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        "time": 1094.41400000453,
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          "state": "BUFFERING_HAVE_ENOUGH"
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        "time": 296.5310000181198,
        "key": "info",
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        "time": 296.5590000152588,
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        "time": 298.53600001335144,
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        "value": "Selected FFmpegAudioDecoder for audio decoding, config: codec: opus, profile: unknown, bytes_per_channel: 4, channel_layout: STEREO, channels: 2, samples_per_second: 48000, sample_format: Float 32-bit, bytes_per_frame: 8, seek_preroll: 80000us, codec_delay: 312, has extra data: true, encryption scheme: Unencrypted, discard decoder delay: true"
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        "time": 298.6260000169277,
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        "time": 301.1550000011921,
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        "time": 301.1650000214577,
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        "time": 301.44500002264977,
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        "value": "Selected D3D11VideoDecoder for video decoding, config: codec: vp9, profile: vp9 profile0, level: not available, alpha_mode: is_opaque, coded size: [1920,960], visible rect: [0,0,1920,960], natural size: [1920,960], has extra data: false, encryption scheme: Unencrypted, rotation: 0°, flipped: 0, color space: {primaries:BT709, transfer:BT709, matrix:BT709, range:LIMITED}"
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        "time": 3585.505000025034,
        "key": "info",
        "value": "(Log limit reached. Further similar entries may be suppressed): Effective playback rate changed from 1.8 to 1.9"
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        "key": "info",
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        "time": 108407.57000002265,
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        "key": "info",
        "value": "Selected video track: [3]"
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        "time": 223126.1140000224,
        "key": "info",
        "value": "Selected video track: []"
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