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Diffstat (limited to 'ffmpeg1/libavcodec/ivi_dsp.h')
| -rw-r--r-- | ffmpeg1/libavcodec/ivi_dsp.h | 205 |
1 files changed, 0 insertions, 205 deletions
diff --git a/ffmpeg1/libavcodec/ivi_dsp.h b/ffmpeg1/libavcodec/ivi_dsp.h deleted file mode 100644 index e95bb11..0000000 --- a/ffmpeg1/libavcodec/ivi_dsp.h +++ /dev/null @@ -1,205 +0,0 @@ -/* - * DSP functions for Indeo Video Interactive codecs (Indeo4 and Indeo5) - * - * Copyright (c) 2009-2011 Maxim Poliakovski - * - * This file is part of FFmpeg. - * - * FFmpeg is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public - * License as published by the Free Software Foundation; either - * version 2.1 of the License, or (at your option) any later version. - * - * FFmpeg is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Lesser General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public - * License along with FFmpeg; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA - */ - -/** - * @file - * DSP functions (inverse transforms, motion compensations, wavelet recompostion) - * for Indeo Video Interactive codecs. - */ - -#ifndef AVCODEC_IVI_DSP_H -#define AVCODEC_IVI_DSP_H - -#include "avcodec.h" -#include "ivi_common.h" - -/** - * 5/3 wavelet recomposition filter for Indeo5 - * - * @param[in] plane pointer to the descriptor of the plane being processed - * @param[out] dst pointer to the destination buffer - * @param[in] dst_pitch pitch of the destination buffer - */ -void ff_ivi_recompose53(const IVIPlaneDesc *plane, uint8_t *dst, - const int dst_pitch); - -/** - * Haar wavelet recomposition filter for Indeo 4 - * - * @param[in] plane pointer to the descriptor of the plane being processed - * @param[out] dst pointer to the destination buffer - * @param[in] dst_pitch pitch of the destination buffer - */ -void ff_ivi_recompose_haar(const IVIPlaneDesc *plane, uint8_t *dst, - const int dst_pitch); - -/** - * two-dimensional inverse Haar 8x8 transform for Indeo 4 - * - * @param[in] in pointer to the vector of transform coefficients - * @param[out] out pointer to the output buffer (frame) - * @param[in] pitch pitch to move to the next y line - * @param[in] flags pointer to the array of column flags: - * != 0 - non_empty column, 0 - empty one - * (this array must be filled by caller) - */ -void ff_ivi_inverse_haar_8x8(const int32_t *in, int16_t *out, uint32_t pitch, - const uint8_t *flags); - -/** - * DC-only two-dimensional inverse Haar transform for Indeo 4. - * Performing the inverse transform in this case is equivalent to - * spreading DC_coeff >> 3 over the whole block. - * - * @param[in] in pointer to the dc coefficient - * @param[out] out pointer to the output buffer (frame) - * @param[in] pitch pitch to move to the next y line - * @param[in] blk_size transform block size - */ -void ff_ivi_dc_haar_2d(const int32_t *in, int16_t *out, uint32_t pitch, - int blk_size); - -/** - * two-dimensional inverse slant 8x8 transform - * - * @param[in] in pointer to the vector of transform coefficients - * @param[out] out pointer to the output buffer (frame) - * @param[in] pitch pitch to move to the next y line - * @param[in] flags pointer to the array of column flags: - * != 0 - non_empty column, 0 - empty one - * (this array must be filled by caller) - */ -void ff_ivi_inverse_slant_8x8(const int32_t *in, int16_t *out, uint32_t pitch, - const uint8_t *flags); - -/** - * two-dimensional inverse slant 4x4 transform - * - * @param[in] in pointer to the vector of transform coefficients - * @param[out] out pointer to the output buffer (frame) - * @param[in] pitch pitch to move to the next y line - * @param[in] flags pointer to the array of column flags: - * != 0 - non_empty column, 0 - empty one - * (this array must be filled by caller) - */ -void ff_ivi_inverse_slant_4x4(const int32_t *in, int16_t *out, uint32_t pitch, - const uint8_t *flags); - -/** - * DC-only two-dimensional inverse slant transform. - * Performing the inverse slant transform in this case is equivalent to - * spreading (DC_coeff + 1)/2 over the whole block. - * It works much faster than performing the slant transform on a vector of zeroes. - * - * @param[in] in pointer to the dc coefficient - * @param[out] out pointer to the output buffer (frame) - * @param[in] pitch pitch to move to the next y line - * @param[in] blk_size transform block size - */ -void ff_ivi_dc_slant_2d(const int32_t *in, int16_t *out, uint32_t pitch, int blk_size); - -/** - * inverse 1D row slant transform - * - * @param[in] in pointer to the vector of transform coefficients - * @param[out] out pointer to the output buffer (frame) - * @param[in] pitch pitch to move to the next y line - * @param[in] flags pointer to the array of column flags (unused here) - */ -void ff_ivi_row_slant8(const int32_t *in, int16_t *out, uint32_t pitch, - const uint8_t *flags); - -/** - * inverse 1D column slant transform - * - * @param[in] in pointer to the vector of transform coefficients - * @param[out] out pointer to the output buffer (frame) - * @param[in] pitch pitch to move to the next y line - * @param[in] flags pointer to the array of column flags: - * != 0 - non_empty column, 0 - empty one - * (this array must be filled by caller) - */ -void ff_ivi_col_slant8(const int32_t *in, int16_t *out, uint32_t pitch, - const uint8_t *flags); - -/** - * DC-only inverse row slant transform - */ -void ff_ivi_dc_row_slant(const int32_t *in, int16_t *out, uint32_t pitch, int blk_size); - -/** - * DC-only inverse column slant transform - */ -void ff_ivi_dc_col_slant(const int32_t *in, int16_t *out, uint32_t pitch, int blk_size); - -/** - * Copy the pixels into the frame buffer. - */ -void ff_ivi_put_pixels_8x8(const int32_t *in, int16_t *out, uint32_t pitch, const uint8_t *flags); - -/** - * Copy the DC coefficient into the first pixel of the block and - * zero all others. - */ -void ff_ivi_put_dc_pixel_8x8(const int32_t *in, int16_t *out, uint32_t pitch, int blk_size); - -/** - * 8x8 block motion compensation with adding delta - * - * @param[in,out] buf pointer to the block in the current frame buffer containing delta - * @param[in] ref_buf pointer to the corresponding block in the reference frame - * @param[in] pitch pitch for moving to the next y line - * @param[in] mc_type interpolation type - */ -void ff_ivi_mc_8x8_delta(int16_t *buf, const int16_t *ref_buf, uint32_t pitch, int mc_type); - -/** - * 4x4 block motion compensation with adding delta - * - * @param[in,out] buf pointer to the block in the current frame buffer containing delta - * @param[in] ref_buf pointer to the corresponding block in the reference frame - * @param[in] pitch pitch for moving to the next y line - * @param[in] mc_type interpolation type - */ -void ff_ivi_mc_4x4_delta(int16_t *buf, const int16_t *ref_buf, uint32_t pitch, int mc_type); - -/** - * motion compensation without adding delta - * - * @param[in,out] buf pointer to the block in the current frame receiving the result - * @param[in] ref_buf pointer to the corresponding block in the reference frame - * @param[in] pitch pitch for moving to the next y line - * @param[in] mc_type interpolation type - */ -void ff_ivi_mc_8x8_no_delta(int16_t *buf, const int16_t *ref_buf, uint32_t pitch, int mc_type); - -/** - * 4x4 block motion compensation without adding delta - * - * @param[in,out] buf pointer to the block in the current frame receiving the result - * @param[in] ref_buf pointer to the corresponding block in the reference frame - * @param[in] pitch pitch for moving to the next y line - * @param[in] mc_type interpolation type - */ -void ff_ivi_mc_4x4_no_delta(int16_t *buf, const int16_t *ref_buf, uint32_t pitch, int mc_type); - -#endif /* AVCODEC_IVI_DSP_H */ |