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/*! @file vc5_encoder.h
*
* @brief Declaration of the top level vc5 encoder API.
*
* (C) Copyright 2018 GoPro Inc (http://gopro.com/).
*
* Licensed under either:
* - Apache License, Version 2.0, http://www.apache.org/licenses/LICENSE-2.0
* - MIT license, http://opensource.org/licenses/MIT
* at your option.
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef VC5_ENCODER_H
#define VC5_ENCODER_H
#include "error.h"
#include "types.h"
#include "gpr_buffer.h"
#include "gpr_rgb_buffer.h"
#include "vc5_common.h"
#ifdef __cplusplus
extern "C" {
#endif
/*!
@brief Bayer pattern ordering for vc5 encoder processing
*/
typedef enum
{
VC5_ENCODER_PIXEL_FORMAT_RGGB_12 = 0, // RGGB 14bit pixels packed into 16bits
VC5_ENCODER_PIXEL_FORMAT_RGGB_12P = 1, // RGGB 14bit pixels packed into 16bits
VC5_ENCODER_PIXEL_FORMAT_RGGB_14 = 2, // RGGB 14bit pixels packed into 16bits
VC5_ENCODER_PIXEL_FORMAT_GBRG_12 = 3, // GBRG 12bit pixels packed into 16bits
VC5_ENCODER_PIXEL_FORMAT_GBRG_12P = 4, // GBRG 12bit pixels packed into 12bits
VC5_ENCODER_PIXEL_FORMAT_DEFAULT = VC5_ENCODER_PIXEL_FORMAT_RGGB_14,
} VC5_ENCODER_PIXEL_FORMAT;
#define VC5_ENCODER_RGB_RESOLUTION_DEFAULT GPR_RGB_RESOLUTION_SIXTEENTH
/*!
@brief Quality setting of the VC5 encoder
*/
typedef enum
{
VC5_ENCODER_QUALITY_SETTING_LOW = 0, // Low (Lowest Quality)
VC5_ENCODER_QUALITY_SETTING_MEDIUM = 1, // Medium
VC5_ENCODER_QUALITY_SETTING_HIGH = 2, // High
VC5_ENCODER_QUALITY_SETTING_FS1 = 3, // Film Scan 1
VC5_ENCODER_QUALITY_SETTING_FSX = 4, // Film Scan X
VC5_ENCODER_QUALITY_SETTING_FS2 = 5, // Film Scan 2 (Highest Quality)
VC5_ENCODER_QUALITY_SETTING_COUNT = 6,
VC5_ENCODER_QUALITY_SETTING_DEFAULT = VC5_ENCODER_QUALITY_SETTING_FSX,
} VC5_ENCODER_QUALITY_SETTING;
/*!
@brief vc5 encoder parameters
*/
typedef struct
{
ENABLED_PARTS enabled_parts;
unsigned int input_width; // Image Width in Components (Default: 4000)
unsigned int input_height; // Image Height in Components (Default: 3000)
int input_pitch; // Image Buffer Stride in Components (Default: 4000)
VC5_ENCODER_PIXEL_FORMAT pixel_format; // Bayer Ordering Pattern (Default: VC5_ENCODER_BAYER_ORDERING_RGGB)
VC5_ENCODER_QUALITY_SETTING quality_setting; // Quality setting of the encoder (Default: VC5_ENCODER_QUALITY_SETTING_FS2)
gpr_malloc mem_alloc; // Callback function to allocate memory
gpr_free mem_free; // Callback function to free memory
} vc5_encoder_parameters;
void vc5_encoder_parameters_set_default(vc5_encoder_parameters* encoding_parameters);
CODEC_ERROR vc5_encoder_process(const vc5_encoder_parameters* encoding_parameters, /* vc5 encoding parameters */
const gpr_buffer* raw_buffer, /* raw input buffer. */
gpr_buffer* vc5_buffer,
gpr_rgb_buffer* rgb_buffer); /* vc5 output buffer. */
#ifdef __cplusplus
}
#endif
#endif // VC5_ENCODER_H
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