1 files changed, 87 insertions, 0 deletions
diff --git a/media/libvpx/vp9/encoder/vp9_quantize.h b/media/libvpx/vp9/encoder/vp9_quantize.h
new file mode 100644
index 000000000..55e546944
--- /dev/null
+++ b/media/libvpx/vp9/encoder/vp9_quantize.h
@@ -0,0 +1,87 @@
+/*
+ *  Copyright (c) 2010 The WebM project authors. All Rights Reserved.
+ *
+ *  Use of this source code is governed by a BSD-style license
+ *  that can be found in the LICENSE file in the root of the source
+ *  tree. An additional intellectual property rights grant can be found
+ *  in the file PATENTS.  All contributing project authors may
+ *  be found in the AUTHORS file in the root of the source tree.
+ */
+
+#ifndef VP9_ENCODER_VP9_QUANTIZE_H_
+#define VP9_ENCODER_VP9_QUANTIZE_H_
+
+#include "./vpx_config.h"
+#include "vp9/encoder/vp9_block.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+typedef struct {
+  DECLARE_ALIGNED(16, int16_t, y_quant[QINDEX_RANGE][8]);
+  DECLARE_ALIGNED(16, int16_t, y_quant_shift[QINDEX_RANGE][8]);
+  DECLARE_ALIGNED(16, int16_t, y_zbin[QINDEX_RANGE][8]);
+  DECLARE_ALIGNED(16, int16_t, y_round[QINDEX_RANGE][8]);
+
+  // TODO(jingning): in progress of re-working the quantization. will decide
+  // if we want to deprecate the current use of y_quant.
+  DECLARE_ALIGNED(16, int16_t, y_quant_fp[QINDEX_RANGE][8]);
+  DECLARE_ALIGNED(16, int16_t, uv_quant_fp[QINDEX_RANGE][8]);
+  DECLARE_ALIGNED(16, int16_t, y_round_fp[QINDEX_RANGE][8]);
+  DECLARE_ALIGNED(16, int16_t, uv_round_fp[QINDEX_RANGE][8]);
+
+  DECLARE_ALIGNED(16, int16_t, uv_quant[QINDEX_RANGE][8]);
+  DECLARE_ALIGNED(16, int16_t, uv_quant_shift[QINDEX_RANGE][8]);
+  DECLARE_ALIGNED(16, int16_t, uv_zbin[QINDEX_RANGE][8]);
+  DECLARE_ALIGNED(16, int16_t, uv_round[QINDEX_RANGE][8]);
+} QUANTS;
+
+void vp9_quantize_dc(const tran_low_t *coeff_ptr,
+                     int n_coeffs, int skip_block,
+                     const int16_t *round_ptr, const int16_t quant_ptr,
+                     tran_low_t *qcoeff_ptr, tran_low_t *dqcoeff_ptr,
+                     const int16_t dequant_ptr, uint16_t *eob_ptr);
+void vp9_quantize_dc_32x32(const tran_low_t *coeff_ptr, int skip_block,
+                           const int16_t *round_ptr, const int16_t quant_ptr,
+                           tran_low_t *qcoeff_ptr, tran_low_t *dqcoeff_ptr,
+                           const int16_t dequant_ptr, uint16_t *eob_ptr);
+void vp9_regular_quantize_b_4x4(MACROBLOCK *x, int plane, int block,
+                                const int16_t *scan, const int16_t *iscan);
+
+#if CONFIG_VP9_HIGHBITDEPTH
+void vp9_highbd_quantize_dc(const tran_low_t *coeff_ptr,
+                            int n_coeffs, int skip_block,
+                            const int16_t *round_ptr, const int16_t quant_ptr,
+                            tran_low_t *qcoeff_ptr, tran_low_t *dqcoeff_ptr,
+                            const int16_t dequant_ptr, uint16_t *eob_ptr);
+void vp9_highbd_quantize_dc_32x32(const tran_low_t *coeff_ptr,
+                                  int skip_block,
+                                  const int16_t *round_ptr,
+                                  const int16_t quant_ptr,
+                                  tran_low_t *qcoeff_ptr,
+                                  tran_low_t *dqcoeff_ptr,
+                                  const int16_t dequant_ptr,
+                                  uint16_t *eob_ptr);
+#endif
+
+struct VP9_COMP;
+struct VP9Common;
+
+void vp9_frame_init_quantizer(struct VP9_COMP *cpi);
+
+void vp9_init_plane_quantizers(struct VP9_COMP *cpi, MACROBLOCK *x);
+
+void vp9_init_quantizer(struct VP9_COMP *cpi);
+
+void vp9_set_quantizer(struct VP9Common *cm, int q);
+
+int vp9_quantizer_to_qindex(int quantizer);
+
+int vp9_qindex_to_quantizer(int qindex);
+
+#ifdef __cplusplus
+}  // extern "C"
+#endif
+
+#endif  // VP9_ENCODER_VP9_QUANTIZE_H_