Adding upstream version 115.7.0esr.upstream/115.7.0esr

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 143 insertions, 0 deletions

diff --git a/third_party/aom/aom_scale/yv12config.h b/third_party/aom/aom_scale/yv12config.h
new file mode 100644
index 0000000000..2fb81acd7c
--- /dev/null
+++ b/third_party/aom/aom_scale/yv12config.h
@@ -0,0 +1,143 @@
+/*
+ * Copyright (c) 2016, Alliance for Open Media. All rights reserved
+ *
+ * This source code is subject to the terms of the BSD 2 Clause License and
+ * the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License
+ * was not distributed with this source code in the LICENSE file, you can
+ * obtain it at www.aomedia.org/license/software. If the Alliance for Open
+ * Media Patent License 1.0 was not distributed with this source code in the
+ * PATENTS file, you can obtain it at www.aomedia.org/license/patent.
+ */
+
+#ifndef AOM_AOM_SCALE_YV12CONFIG_H_
+#define AOM_AOM_SCALE_YV12CONFIG_H_
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include "config/aom_config.h"
+
+#include "aom/aom_codec.h"
+#include "aom/aom_frame_buffer.h"
+#include "aom/aom_integer.h"
+
+#define AOMINNERBORDERINPIXELS 160
+#define AOM_INTERP_EXTEND 4
+
+// TODO(jingning): Use unified inter predictor for encoder and
+// decoder during the development process. Revisit the frame border
+// to improve the decoder performance.
+#if CONFIG_REDUCED_ENCODER_BORDER
+#define AOM_BORDER_IN_PIXELS 160
+#else
+#define AOM_BORDER_IN_PIXELS 288
+#endif  // CONFIG_REDUCED_ENCODER_BORDER
+
+typedef struct yv12_buffer_config {
+  union {
+    struct {
+      int y_width;
+      int uv_width;
+      int alpha_width;
+    };
+    int widths[3];
+  };
+  union {
+    struct {
+      int y_height;
+      int uv_height;
+      int alpha_height;
+    };
+    int heights[3];
+  };
+  union {
+    struct {
+      int y_crop_width;
+      int uv_crop_width;
+    };
+    int crop_widths[2];
+  };
+  union {
+    struct {
+      int y_crop_height;
+      int uv_crop_height;
+    };
+    int crop_heights[2];
+  };
+  union {
+    struct {
+      int y_stride;
+      int uv_stride;
+      int alpha_stride;
+    };
+    int strides[3];
+  };
+  union {
+    struct {
+      uint8_t *y_buffer;
+      uint8_t *u_buffer;
+      uint8_t *v_buffer;
+      uint8_t *alpha_buffer;
+    };
+    uint8_t *buffers[4];
+  };
+
+  // Indicate whether y_buffer, u_buffer, and v_buffer points to the internally
+  // allocated memory or external buffers.
+  int use_external_reference_buffers;
+  // This is needed to store y_buffer, u_buffer, and v_buffer when set reference
+  // uses an external refernece, and restore those buffer pointers after the
+  // external reference frame is no longer used.
+  uint8_t *store_buf_adr[3];
+
+  // If the frame is stored in a 16-bit buffer, this stores an 8-bit version
+  // for use in global motion detection. It is allocated on-demand.
+  uint8_t *y_buffer_8bit;
+  int buf_8bit_valid;
+
+  uint8_t *buffer_alloc;
+  size_t buffer_alloc_sz;
+  int border;
+  size_t frame_size;
+  int subsampling_x;
+  int subsampling_y;
+  unsigned int bit_depth;
+  aom_color_primaries_t color_primaries;
+  aom_transfer_characteristics_t transfer_characteristics;
+  aom_matrix_coefficients_t matrix_coefficients;
+  int monochrome;
+  aom_chroma_sample_position_t chroma_sample_position;
+  aom_color_range_t color_range;
+  int render_width;
+  int render_height;
+
+  int corrupted;
+  int flags;
+} YV12_BUFFER_CONFIG;
+
+#define YV12_FLAG_HIGHBITDEPTH 8
+
+int aom_alloc_frame_buffer(YV12_BUFFER_CONFIG *ybf, int width, int height,
+                           int ss_x, int ss_y, int use_highbitdepth, int border,
+                           int byte_alignment);
+
+// Updates the yv12 buffer config with the frame buffer. |byte_alignment| must
+// be a power of 2, from 32 to 1024. 0 sets legacy alignment. If cb is not
+// NULL, then libaom is using the frame buffer callbacks to handle memory.
+// If cb is not NULL, libaom will call cb with minimum size in bytes needed
+// to decode the current frame. If cb is NULL, libaom will allocate memory
+// internally to decode the current frame. Returns 0 on success. Returns < 0
+// on failure.
+int aom_realloc_frame_buffer(YV12_BUFFER_CONFIG *ybf, int width, int height,
+                             int ss_x, int ss_y, int use_highbitdepth,
+                             int border, int byte_alignment,
+                             aom_codec_frame_buffer_t *fb,
+                             aom_get_frame_buffer_cb_fn_t cb, void *cb_priv);
+int aom_free_frame_buffer(YV12_BUFFER_CONFIG *ybf);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif  // AOM_AOM_SCALE_YV12CONFIG_H_