recipes-extended/rdkservices/files/0001-RDK-31882-Add-GstCaps-parsing-in-OCDM-wpeframework-interfaces.patch

From 9500ecacc7e3aaab7f0c954cb936ba9403b34c0f Mon Sep 17 00:00:00 2001
From: Douglas Adler <douglas_adler2@comcast.com>
Date: Mon, 8 Mar 2021 15:21:56 +0000
Subject: [PATCH] RDK-31882 : Add GstCaps parsing in OCDM

Reason for change: Amlogic needs to handle Audio data outside the SVP path
Test Procedure: Verify that CDM module is detecting the stream type
Risks: None

Signed-off-by: Douglas Adler <douglas_adler2@comcast.com>
---
 interfaces/IDRM.h | 27 +++++++++++++++++++++++++++
 1 file changed, 27 insertions(+)

diff --git a/interfaces/IDRM.h b/interfaces/IDRM.h
index 0eebc0e..1b1f3b2 100644
--- a/interfaces/IDRM.h
+++ b/interfaces/IDRM.h
@@ -229,6 +229,28 @@ public:
     virtual void OnKeyStatusesUpdated() const = 0;
 };
 
+typedef enum 
+{
+    Unknown = 0,
+    Video,
+    Audio,
+    Data
+} MediaType;
+// ICapsParser to provide information about the current stream
+class ICapsParser {
+public:
+    ICapsParser(void) {}
+    virtual ~ICapsParser(void) {}
+
+    virtual void Parse(const uint8_t* info, uint16_t infoLength) = 0;
+
+    // Get stream video size
+    virtual const uint16_t GetHeight() const = 0;
+    virtual const uint16_t GetWidth() const = 0;
+    // Get stream type
+    virtual const MediaType GetMediaType() const = 0;
+};
+
 // IMediaKeySession defines the MediaKeySession interface.
 class IMediaKeySession {
 public:
@@ -289,7 +311,12 @@ public:
         uint8_t* f_pbClearContentOpaque)
         = 0;
 
+    // These are new methods that might not have been implemented by the 
+    // base implementations. If they are not implemented, the system will
+    // probably not need it, but it will continue to build :-)
     virtual CDMi_RESULT ResetOutputProtection() {return CDMi_SUCCESS;}
+    virtual CDMi_RESULT SetParameter(const std::string& name, const std::string& value) {return CDMi_SUCCESS;}
+    virtual CDMi_RESULT SetCapsParser(const ICapsParser* parser) { return CDMi_SUCCESS; }
 };
 
 // IMediaKeySession defines the MediaKeySession interface.
-- 
2.24.0