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Test video bitrate and add failing test for fps

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Sami Samhuri 2024-07-06 22:42:00 -07:00
parent 6319aaaad1
commit 9f3dea8e0c
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1 changed files with 5 additions and 5 deletions
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SJSAssetExportSessionTests/SJSAssetExportSessionTests.swift
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@ -10,7 +10,7 @@ import AVFoundation
import Testing import Testing
final class ExportSessionTests { final class ExportSessionTests {
@Test func test_encode_h264_720p_30fps() async throws { @Test func test_encode_h264_720p_24fps() async throws {
let sourceURL = Bundle(for: Self.self).url(forResource: "test", withExtension: "mov")! let sourceURL = Bundle(for: Self.self).url(forResource: "test", withExtension: "mov")!
let sourceAsset = AVURLAsset(url: sourceURL) let sourceAsset = AVURLAsset(url: sourceURL)
let timestamp = Int(Date.now.timeIntervalSince1970) let timestamp = Int(Date.now.timeIntervalSince1970)
@ -22,7 +22,7 @@ final class ExportSessionTests {
let videoComposition = try await AVMutableVideoComposition.videoComposition(withPropertiesOf: sourceAsset) let videoComposition = try await AVMutableVideoComposition.videoComposition(withPropertiesOf: sourceAsset)
videoComposition.renderSize = size videoComposition.renderSize = size
videoComposition.renderScale = 1 videoComposition.renderScale = 1
videoComposition.frameDuration = CMTime(value: 1, timescale: 30) videoComposition.frameDuration = CMTime(seconds: 1 / 24, preferredTimescale: 600)
videoComposition.colorPrimaries = AVVideoColorPrimaries_ITU_R_709_2 videoComposition.colorPrimaries = AVVideoColorPrimaries_ITU_R_709_2
videoComposition.colorTransferFunction = AVVideoTransferFunction_ITU_R_709_2 videoComposition.colorTransferFunction = AVVideoTransferFunction_ITU_R_709_2
videoComposition.colorYCbCrMatrix = AVVideoYCbCrMatrix_ITU_R_709_2 videoComposition.colorYCbCrMatrix = AVVideoYCbCrMatrix_ITU_R_709_2
@ -42,7 +42,6 @@ final class ExportSessionTests {
AVVideoHeightKey: NSNumber(value: Int(size.height)), AVVideoHeightKey: NSNumber(value: Int(size.height)),
AVVideoCompressionPropertiesKey: [ AVVideoCompressionPropertiesKey: [
AVVideoAverageBitRateKey: NSNumber(value: 1_000_000), AVVideoAverageBitRateKey: NSNumber(value: 1_000_000),
AVVideoProfileLevelKey: AVVideoProfileLevelH264HighAutoLevel as String,
] as [String: any Sendable], ] as [String: any Sendable],
], ],
timeRange: CMTimeRange(start: .zero, duration: duration), timeRange: CMTimeRange(start: .zero, duration: duration),
@ -63,8 +62,9 @@ final class ExportSessionTests {
// Video // Video
try #require(await asset.loadTracks(withMediaType: .video).count == 1) try #require(await asset.loadTracks(withMediaType: .video).count == 1)
let videoTrack = try #require(await asset.loadTracks(withMediaType: .video).first) let videoTrack = try #require(await asset.loadTracks(withMediaType: .video).first)
#expect(try await videoTrack.load(.naturalSize) == size) #expect(try await videoTrack.load(.naturalSize) == CGSize(width: 1280, height: 720))
print(try await videoTrack.load(.formatDescriptions)) #expect(try await videoTrack.load(.nominalFrameRate) == 24)
#expect(try await videoTrack.load(.estimatedDataRate) == 1_082_048)
let videoFormat = try #require(await videoTrack.load(.formatDescriptions).first) let videoFormat = try #require(await videoTrack.load(.formatDescriptions).first)
#expect(videoFormat.mediaType == .video) #expect(videoFormat.mediaType == .video)
#expect(videoFormat.mediaSubType == .h264) #expect(videoFormat.mediaSubType == .h264)