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vladikadiroff/ProblematicH264MediaCodecSelector.kt

Last active December 26, 2024 19:30
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ProblematicH264MediaCodecSelector
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ProblematicH264MediaCodecSelector.kt
import androidx.media3.common.MimeTypes
import androidx.media3.common.util.UnstableApi
import androidx.media3.exoplayer.mediacodec.MediaCodecInfo
import androidx.media3.exoplayer.mediacodec.MediaCodecSelector
import androidx.media3.exoplayer.mediacodec.MediaCodecUtil
/**
* Selects broken h264 codecs if they are on the device
*/
@UnstableApi
object ProblematicH264MediaCodecSelector : MediaCodecSelector {
private const val EXYNOS_H264_CODEC_NAME = "c2.exynos.h264.decoder"
private const val ANDROID_AVC_CODEC_NAME = "c2.android.avc.decoder"
override fun getDecoderInfos(
mimeType: String,
requiresSecureDecoder: Boolean,
requiresTunnelingDecoder: Boolean
): List<MediaCodecInfo> {
val codecs = MediaCodecUtil.getDecoderInfos(
mimeType,
requiresSecureDecoder,
requiresTunnelingDecoder
)
return when {
mimeType != MimeTypes.VIDEO_H264 -> codecs
codecs.any { it.isProblematicH264Codec() } ->
codecs.filter { it.isProblematicH264Codec() }
else -> codecs
}
}
private fun MediaCodecInfo.isProblematicH264Codec() =
name == EXYNOS_H264_CODEC_NAME || name == ANDROID_AVC_CODEC_NAME
}
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