Start implementing SurfaceTexture streaming into RS allocations. (532efd3c) · Commits · e / os / android_frameworks_base

graphics/java/android/renderscript/Allocation.java

+63 −1

Original line number	Diff line number	Diff line
		@@ -22,6 +22,7 @@ import android.content.res.Resources;
		import android.content.res.AssetManager;
		import android.graphics.Bitmap;
		import android.graphics.BitmapFactory;
		import android.graphics.SurfaceTexture;
		import android.util.Log;
		import android.util.TypedValue;

		@@ -78,6 +79,8 @@ public class Allocation extends BaseObj {
		boolean mConstrainedFace;
		boolean mConstrainedY;
		boolean mConstrainedZ;
		boolean mReadAllowed = true;
		boolean mWriteAllowed = true;
		int mSelectedY;
		int mSelectedZ;
		int mSelectedLOD;
		@@ -127,6 +130,32 @@ public class Allocation extends BaseObj {
		*/
		public static final int USAGE_GRAPHICS_RENDER_TARGET = 0x0010;

		/**
		* USAGE_GRAPHICS_SURFACE_TEXTURE_INPUT The allcation will be
		* used with a SurfaceTexture object. This usage will cause the
		* allocation to be created read only.
		*
		* @hide
		*/
		public static final int USAGE_GRAPHICS_SURFACE_TEXTURE_INPUT_OPAQUE = 0x0020;

		/**
		* USAGE_GRAPHICS_SURFACE_TEXTURE_INPUT The allcation will be
		* used with a SurfaceTexture object. This usage will cause the
		* allocation to be created read only.
		*
		* @hide
		*/

		public static final int USAGE_IO_INPUT = 0x0040;
		/**
		* USAGE_GRAPHICS_SURFACE_TEXTURE_INPUT The allcation will be
		* used with a SurfaceTexture object. This usage will cause the
		* allocation to be created read only.
		*
		* @hide
		*/
		public static final int USAGE_IO_OUTPUT = 0x0080;

		/**
		* Controls mipmap behavior when using the bitmap creation and
		@@ -187,10 +216,26 @@ public class Allocation extends BaseObj {
		USAGE_GRAPHICS_TEXTURE \|
		USAGE_GRAPHICS_VERTEX \|
		USAGE_GRAPHICS_CONSTANTS \|
		USAGE_GRAPHICS_RENDER_TARGET)) != 0) {
		USAGE_GRAPHICS_RENDER_TARGET \|
		USAGE_GRAPHICS_SURFACE_TEXTURE_INPUT_OPAQUE \|
		USAGE_IO_INPUT \|
		USAGE_IO_OUTPUT)) != 0) {
		throw new RSIllegalArgumentException("Unknown usage specified.");
		}

		if ((usage & (USAGE_GRAPHICS_SURFACE_TEXTURE_INPUT_OPAQUE \| USAGE_IO_INPUT)) != 0) {
		mWriteAllowed = false;

		if ((usage & ~(USAGE_GRAPHICS_SURFACE_TEXTURE_INPUT_OPAQUE \|
		USAGE_IO_INPUT \|
		USAGE_GRAPHICS_TEXTURE \|
		USAGE_SCRIPT)) != 0) {
		throw new RSIllegalArgumentException("Invalid usage combination.");
		}
		}

		mType = t;
		mUsage = usage;

		if (t != null) {
		updateCacheInfo(t);
		@@ -1005,6 +1050,23 @@ public class Allocation extends BaseObj {
		return new Allocation(id, rs, t, usage);
		}

		/**
		*
		*
		* @hide
		*
		*/
		public SurfaceTexture getSurfaceTexture() {
		if ((mUsage & USAGE_GRAPHICS_SURFACE_TEXTURE_INPUT_OPAQUE) == 0) {
		throw new RSInvalidStateException("Allocation is not a surface texture.");
		}

		int id = mRS.nAllocationGetSurfaceTextureID(getID());
		return new SurfaceTexture(id);

		}


		/**
		* Creates a non-mipmapped renderscript allocation to use as a
		* graphics texture

graphics/java/android/renderscript/RenderScript.java

+6 −0

Original line number	Diff line number	Diff line
		@@ -269,6 +269,12 @@ public class RenderScript {
		validate();
		rsnAllocationSyncAll(mContext, alloc, src);
		}
		native int rsnAllocationGetSurfaceTextureID(int con, int alloc);
		synchronized int nAllocationGetSurfaceTextureID(int alloc) {
		validate();
		return rsnAllocationGetSurfaceTextureID(mContext, alloc);
		}

		native void rsnAllocationGenerateMipmaps(int con, int alloc);
		synchronized void nAllocationGenerateMipmaps(int alloc) {
		validate();

graphics/jni/android_renderscript_RenderScript.cpp

+8 −0

Original line number	Diff line number	Diff line
		@@ -443,6 +443,13 @@ nAllocationSyncAll(JNIEnv *_env, jobject _this, RsContext con, jint a, jint bits
		rsAllocationSyncAll(con, (RsAllocation)a, (RsAllocationUsageType)bits);
		}

		static jint
		nAllocationGetSurfaceTextureID(JNIEnv *_env, jobject _this, RsContext con, jint a)
		{
		LOG_API("nAllocationGetSurfaceTextureID, con(%p), a(%p)", con, (RsAllocation)a);
		return rsAllocationGetSurfaceTextureID(con, (RsAllocation)a);
		}

		static void
		nAllocationGenerateMipmaps(JNIEnv *_env, jobject _this, RsContext con, jint alloc)
		{
		@@ -1258,6 +1265,7 @@ static JNINativeMethod methods[] = {
		{"rsnAllocationCopyToBitmap", "(IILandroid/graphics/Bitmap;)V", (void*)nAllocationCopyToBitmap },

		{"rsnAllocationSyncAll", "(III)V", (void*)nAllocationSyncAll },
		{"rsnAllocationGetSurfaceTextureID", "(II)I", (void*)nAllocationGetSurfaceTextureID },
		{"rsnAllocationData1D", "(IIIII[II)V", (void*)nAllocationData1D_i },
		{"rsnAllocationData1D", "(IIIII[SI)V", (void*)nAllocationData1D_s },
		{"rsnAllocationData1D", "(IIIII[BI)V", (void*)nAllocationData1D_b },

libs/rs/RenderScriptDefines.h

+4 −1

Original line number	Diff line number	Diff line
		@@ -99,8 +99,11 @@ enum RsAllocationUsageType {
		RS_ALLOCATION_USAGE_GRAPHICS_VERTEX = 0x0004,
		RS_ALLOCATION_USAGE_GRAPHICS_CONSTANTS = 0x0008,
		RS_ALLOCATION_USAGE_GRAPHICS_RENDER_TARGET = 0x0010,
		RS_ALLOCATION_USAGE_GRAPHICS_SURFACE_TEXTURE_INPUT_OPAQUE = 0x0020,
		RS_ALLOCATION_USAGE_IO_INPUT = 0x0040,
		RS_ALLOCATION_USAGE_IO_OUTPUT = 0x0080,

		RS_ALLOCATION_USAGE_ALL = 0x000F
		RS_ALLOCATION_USAGE_ALL = 0x00FF
		};

		enum RsAllocationMipmapControl {

libs/rs/driver/rsdAllocation.cpp

+13 −0

Original line number	Diff line number	Diff line
		@@ -134,6 +134,13 @@ static void Upload2DTexture(const Context rsc, const Allocation alloc, bool is
		static void UploadToTexture(const Context rsc, const Allocation alloc) {
		DrvAllocation drv = (DrvAllocation )alloc->mHal.drv;

		if (alloc->mHal.state.usageFlags & RS_ALLOCATION_USAGE_GRAPHICS_SURFACE_TEXTURE_INPUT_OPAQUE) {
		if (!drv->textureID) {
		RSD_CALL_GL(glGenTextures, 1, &drv->textureID);
		}
		return;
		}

		if (!drv->glType \|\| !drv->glFormat) {
		return;
		}
		@@ -370,6 +377,12 @@ void rsdAllocationMarkDirty(const Context rsc, const Allocation alloc) {
		drv->uploadDeferred = true;
		}

		int32_t rsdAllocationInitSurfaceTexture(const Context rsc, const Allocation alloc) {
		DrvAllocation drv = (DrvAllocation )alloc->mHal.drv;
		UploadToTexture(rsc, alloc);
		return drv->textureID;
		}

		void rsdAllocationData1D(const Context rsc, const Allocation alloc,
		uint32_t xoff, uint32_t lod, uint32_t count,
		const void *data, uint32_t sizeBytes) {