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feat(core): add experimental support for AV1
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40 changes: 40 additions & 0 deletions
40
...va/io/github/thibaultbee/streampack/internal/muxers/mp4/boxes/AV1CodecConfigurationBox.kt
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,40 @@ | ||
| /* | ||
| * Copyright (C) 2023 Thibault B. | ||
| * | ||
| * 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. | ||
| */ | ||
| package io.github.thibaultbee.streampack.internal.muxers.mp4.boxes | ||
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|
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| import io.github.thibaultbee.streampack.internal.utils.av.video.av1.AV1CodecConfigurationRecord | ||
| import java.nio.ByteBuffer | ||
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| sealed class AV1CodecConfigurationBox : Box("av1C") | ||
|
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| class AV1CodecConfigurationBox1(private val config: AV1CodecConfigurationRecord) : | ||
| AV1CodecConfigurationBox() { | ||
| override val size: Int = super.size + config.size | ||
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| override fun write(output: ByteBuffer) { | ||
| super.write(output) | ||
| config.write(output) | ||
| } | ||
| } | ||
|
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| class AV1CodecConfigurationBox2(private val buffer: ByteBuffer) : AV1CodecConfigurationBox() { | ||
| override val size: Int = super.size + buffer.remaining() | ||
|
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| override fun write(output: ByteBuffer) { | ||
| super.write(output) | ||
| output.put(buffer) | ||
| } | ||
| } |
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79 changes: 79 additions & 0 deletions
79
.../github/thibaultbee/streampack/internal/utils/av/video/av1/AV1CodecConfigurationRecord.kt
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,79 @@ | ||
| /* | ||
| * Copyright (C) 2023 Thibault B. | ||
| * | ||
| * 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. | ||
| */ | ||
| package io.github.thibaultbee.streampack.internal.utils.av.video.av1 | ||
|
|
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| import android.media.MediaFormat | ||
| import io.github.thibaultbee.streampack.internal.utils.av.buffer.ByteBufferWriter | ||
| import io.github.thibaultbee.streampack.internal.utils.extensions.put | ||
| import io.github.thibaultbee.streampack.internal.utils.extensions.putShort | ||
| import io.github.thibaultbee.streampack.internal.utils.extensions.shl | ||
| import io.github.thibaultbee.streampack.internal.utils.extensions.toInt | ||
| import java.nio.ByteBuffer | ||
|
|
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| class AV1CodecConfigurationRecord( | ||
| private val marker: Boolean = true, | ||
| private val version: Byte = 1, | ||
| private val seqProfile: Byte, | ||
| private val seqLevelIdx0: Byte, | ||
| private val seqTier0: Boolean, | ||
| private val highBitdepth: Boolean, | ||
| private val twelveBit: Boolean, | ||
| private val monochrome: Boolean, | ||
| private val chromaSubsamplingX: Boolean, | ||
| private val chromaSubsamplingY: Boolean, | ||
| private val chromaSamplePosition: Byte, | ||
| private val initialPresentationDelayMinusOne: Int?, | ||
| private val configOBUs: ByteBuffer, | ||
| ) : ByteBufferWriter() { | ||
| override val size: Int = AV1_DECODER_CONFIGURATION_RECORD_SIZE + configOBUs.remaining() | ||
|
|
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| override fun write(output: ByteBuffer) { | ||
| output.put((marker.toInt() shl 7) or version.toInt()) | ||
| output.put((seqProfile shl 5) or seqLevelIdx0.toInt()) | ||
| output.putShort( | ||
| (seqTier0 shl 15) or | ||
| (highBitdepth shl 14) or | ||
| (twelveBit shl 13) or | ||
| (monochrome shl 12) or | ||
| (chromaSubsamplingX shl 11) or | ||
| (chromaSubsamplingY shl 10) or | ||
| (chromaSamplePosition shl 8) or | ||
| if (initialPresentationDelayMinusOne != null) { | ||
| (0b1 shl 4) or (initialPresentationDelayMinusOne) | ||
| } else { | ||
| 0 | ||
| } | ||
| ) | ||
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| output.put(configOBUs) | ||
| } | ||
|
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| companion object { | ||
| private const val AV1_DECODER_CONFIGURATION_RECORD_SIZE = 4 | ||
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| /** | ||
| * {max-bitrate=2000000, crop-right=719, level=32, latency=0, mime=video/av01, profile=1, | ||
| * bitrate=2000000, priority=0, color-standard=1, color-transfer=3, | ||
| * hdr10-plus-info=java.nio.HeapByteBuffer[pos=0 lim=0 cap=0], crop-bottom=1279, | ||
| * video-qp-average=0, crop-left=0, width=720, bitrate-mode=2, color-range=2, crop-top=0, | ||
| * frame-rate=30, height=1280, csd-0=java.nio.HeapByteBuffer[pos=0 lim=4 cap=4]} | ||
| * | ||
| */ | ||
| fun fromMediaFormat(mediaFormat: MediaFormat): AV1CodecConfigurationRecord { | ||
| throw NotImplementedError("AV1CodecConfigurationRecord.fromMediaFormat() is not implemented") | ||
| } | ||
| } | ||
| } |
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