Upgrade to media3 1.4.0-rc01 (android#177)

* Upgrade to media3 1.4.0-rc01 * Fix README

Author: calren

gradle/libs.versions.toml

@@ -38,7 +38,7 @@ androidxTestExtTruth = "1.5.0"
 androidxTestRules = "1.5.0"
 androidxTestRunner = "1.5.2"
 androidxUiAutomator = "2.2.0"
-media3 = "1.2.1"
+media3 = "1.4.0-rc01"
 appcompat = "1.6.1"
 material = "1.12.0-beta01"
 constraintlayout = "2.1.4"

samples/README.md

@@ -123,7 +123,7 @@ This sample demonstrates converting a series of UltraHDR images into a HDR
 - [UltraHDR x OpenGLES SurfaceView](graphics/ultrahdr/src/main/java/com/example/platform/graphics/ultrahdr/opengl/UltraHDRWithOpenGL.kt):
 This sample demonstrates displaying an UltraHDR image via and OpenGL Pipeline 
 - [Video Composition using Media3 Transformer](media/video/src/main/java/com/example/platform/media/video/TransformerVideoComposition.kt):
-This sample demonstrates concatenation of two video assets using Media3 
+This sample demonstrates concatenation of two video assets and an image using Media3.
 - [Visualizing an UltraHDR Gainmap](graphics/ultrahdr/src/main/java/com/example/platform/graphics/ultrahdr/display/VisualizingAnUltraHDRGainmap.kt):
 This sample demonstrates visualizing the underlying gainmap of an UltraHDR 
 - [WindowInsetsAnimation](user-interface/window-insets/src/main/java/com/example/platform/ui/insets/WindowInsetsAnimation.kt):