fix(windows/amf): Revert RC/HRD defaults; improve documentation & config parsing (#2419)

src_assets/common/assets/web/public/assets/locale/en.json

@@ -92,24 +92,33 @@
     "always_send_scancodes": "Always Send Scancodes",
     "always_send_scancodes_desc": "Sending scancodes enhances compatibility with games and apps but may result in incorrect keyboard input from certain clients that aren't using a US English keyboard layout. Enable if keyboard input is not working at all in certain applications. Disable if keys on the client are generating the wrong input on the host.",
     "amd_coder": "AMF Coder (H264)",
+    "amd_coder_desc": "Allows you to select the entropy encoding to prioritize quality or encoding speed. H.264 only.",
     "amd_enforce_hrd": "AMF Hypothetical Reference Decoder (HRD) Enforcement",
+    "amd_enforce_hrd_desc": "Increases the constraints on rate control to meet HRD model requirements. This greatly reduces bitrate overflows, but may cause encoding artifacts or reduced quality on certain cards.",
     "amd_preanalysis": "AMF Preanalysis",
+    "amd_preanalysis_desc": "This enables rate-control preanalysis, which may increase quality at the expense of increased encoding latency.",
     "amd_quality": "AMF Quality",
     "amd_quality_balanced": "balanced -- balanced (default)",
+    "amd_quality_desc": "This controls the balance between encoding speed and quality.",
+    "amd_quality_group" : "AMF Quality Settings",
     "amd_quality_quality": "quality -- prefer quality",
     "amd_quality_speed": "speed -- prefer speed",
     "amd_rc": "AMF Rate Control",
-    "amd_rc_cbr": "cbr -- constant bitrate (default)",
+    "amd_rc_cbr": "cbr -- constant bitrate (recommended if HRD is enabled)",
     "amd_rc_cqp": "cqp -- constant qp mode",
-    "amd_rc_vbr_latency": "vbr_latency -- latency constrained variable bitrate",
+    "amd_rc_desc": "This controls the rate control method to ensure we are not exceeding the client bitrate target. 'cqp' is not suitable for bitrate targeting, and other options besides 'vbr_latency' depend on HRD Enforcement to help constrain bitrate overflows.",
+    "amd_rc_group" : "AMF Rate Control Settings",
+    "amd_rc_vbr_latency": "vbr_latency -- latency constrained variable bitrate (recommended if HRD is disabled; default)",
     "amd_rc_vbr_peak": "vbr_peak -- peak constrained variable bitrate",
     "amd_usage": "AMF Usage",
+    "amd_usage_desc": "This sets the base encoding profile. All options presented below will override a subset of the usage profile, but there are additional hidden settings applied that cannot be configured elsewhere.",
     "amd_usage_lowlatency": "lowlatency - low latency (fastest)",
     "amd_usage_lowlatency_high_quality": "lowlatency_high_quality - low latency, high quality (fast)",
     "amd_usage_transcoding": "transcoding -- transcoding (slowest)",
-    "amd_usage_ultralowlatency": "ultralowlatency - ultra low latency (fastest)",
+    "amd_usage_ultralowlatency": "ultralowlatency - ultra low latency (fastest; default)",
     "amd_usage_webcam": "webcam -- webcam (slow)",
     "amd_vbaq": "AMF Variance Based Adaptive Quantization (VBAQ)",
+    "amd_vbaq_desc": "The human visual system is typically less sensitive to artifacts in highly textured areas. In VBAQ mode, pixel variance is used to indicate the complexity of spatial textures, allowing the encoder to allocate more bits to smoother areas. Enabling this feature leads to improvements in subjective visual quality with some content.",
     "apply_note": "Click 'Apply' to restart Sunshine and apply changes. This will terminate any running sessions.",
     "audio_sink": "Audio Sink",
     "audio_sink_desc_linux": "The name of the audio sink used for Audio Loopback. If you do not specify this variable, pulseaudio will select the default monitor device. You can find the name of the audio sink using either command:",