Move II420ColorConverter.h to /frameworks/native/include/media/editor
o related-to-bug: 6044894 Change-Id: Ib8f5406e32bd6c190d65e4a2e014f73e759d4415
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James Dong
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126
include/media/editor/II420ColorConverter.h
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126
include/media/editor/II420ColorConverter.h
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/*
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* Copyright (C) 2011 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef II420_COLOR_CONVERTER_H
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#define II420_COLOR_CONVERTER_H
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#include <stdint.h>
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#include <android/rect.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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typedef struct II420ColorConverter {
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/*
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* getDecoderOutputFormat
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* Returns the color format (OMX_COLOR_FORMATTYPE) of the decoder output.
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* If it is I420 (OMX_COLOR_FormatYUV420Planar), no conversion is needed,
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* and convertDecoderOutputToI420() can be a no-op.
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*/
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int (*getDecoderOutputFormat)();
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/*
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* convertDecoderOutputToI420
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* @Desc Converts from the decoder output format to I420 format.
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* @note Caller (e.g. VideoEditor) owns the buffers
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* @param decoderBits (IN) Pointer to the buffer contains decoder output
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* @param decoderWidth (IN) Buffer width, as reported by the decoder
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* metadata (kKeyWidth)
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* @param decoderHeight (IN) Buffer height, as reported by the decoder
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* metadata (kKeyHeight)
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* @param decoderRect (IN) The rectangle of the actual frame, as
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* reported by decoder metadata (kKeyCropRect)
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* @param dstBits (OUT) Pointer to the output I420 buffer
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* @return -1 Any error
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* @return 0 No Error
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*/
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int (*convertDecoderOutputToI420)(
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void* decoderBits, int decoderWidth, int decoderHeight,
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ARect decoderRect, void* dstBits);
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/*
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* getEncoderIntputFormat
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* Returns the color format (OMX_COLOR_FORMATTYPE) of the encoder input.
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* If it is I420 (OMX_COLOR_FormatYUV420Planar), no conversion is needed,
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* and convertI420ToEncoderInput() and getEncoderInputBufferInfo() can
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* be no-ops.
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*/
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int (*getEncoderInputFormat)();
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/* convertI420ToEncoderInput
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* @Desc This function converts from I420 to the encoder input format
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* @note Caller (e.g. VideoEditor) owns the buffers
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* @param srcBits (IN) Pointer to the input I420 buffer
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* @param srcWidth (IN) Width of the I420 frame
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* @param srcHeight (IN) Height of the I420 frame
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* @param encoderWidth (IN) Encoder buffer width, as calculated by
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* getEncoderBufferInfo()
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* @param encoderHeight (IN) Encoder buffer height, as calculated by
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* getEncoderBufferInfo()
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* @param encoderRect (IN) Rect coordinates of the actual frame inside
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* the encoder buffer, as calculated by
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* getEncoderBufferInfo().
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* @param encoderBits (OUT) Pointer to the output buffer. The size of
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* this buffer is calculated by
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* getEncoderBufferInfo()
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* @return -1 Any error
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* @return 0 No Error
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*/
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int (*convertI420ToEncoderInput)(
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void* srcBits, int srcWidth, int srcHeight,
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int encoderWidth, int encoderHeight, ARect encoderRect,
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void* encoderBits);
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/* getEncoderInputBufferInfo
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* @Desc This function returns metadata for the encoder input buffer
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* based on the actual I420 frame width and height.
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* @note This API should be be used to obtain the necessary information
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* before calling convertI420ToEncoderInput().
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* VideoEditor knows only the width and height of the I420 buffer,
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* but it also needs know the width, height, and size of the
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* encoder input buffer. The encoder input buffer width and height
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* are used to set the metadata for the encoder.
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* @param srcWidth (IN) Width of the I420 frame
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* @param srcHeight (IN) Height of the I420 frame
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* @param encoderWidth (OUT) Encoder buffer width needed
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* @param encoderHeight (OUT) Encoder buffer height needed
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* @param encoderRect (OUT) Rect coordinates of the actual frame inside
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* the encoder buffer
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* @param encoderBufferSize (OUT) The size of the buffer that need to be
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* allocated by the caller before invoking
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* convertI420ToEncoderInput().
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* @return -1 Any error
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* @return 0 No Error
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*/
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int (*getEncoderInputBufferInfo)(
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int srcWidth, int srcHeight,
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int* encoderWidth, int* encoderHeight,
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ARect* encoderRect, int* encoderBufferSize);
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} II420ColorConverter;
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/* The only function that the shared library needs to expose: It fills the
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function pointers in II420ColorConverter */
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void getI420ColorConverter(II420ColorConverter *converter);
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#if defined(__cplusplus)
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}
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#endif
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#endif // II420_COLOR_CONVERTER_H
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