Update libaom to rev b25610052a1398032320008d69b51d2da94f5928

third_party/aom/aom_dsp/noise_model.h

@@ -18,6 +18,7 @@ extern "C" {
 
 #include <stdint.h>
 #include "aom_dsp/grain_synthesis.h"
+#include "aom_scale/yv12config.h"
 
 /*!\brief Wrapper of data required to represent linear system of eqns and soln.
  */
@@ -280,6 +281,42 @@ int aom_wiener_denoise_2d(const uint8_t *const data[3], uint8_t *denoised[3],
                           int w, int h, int stride[3], int chroma_sub_log2[2],
                           float *noise_psd[3], int block_size, int bit_depth,
                           int use_highbd);
+
+struct aom_denoise_and_model_t;
+
+/*!\brief Denoise the buffer and model the residual noise.
+ *
+ * This is meant to be called sequentially on input frames. The input buffer
+ * is denoised and the residual noise is modelled. The current noise estimate
+ * is populated in film_grain. Returns true on success. The grain.apply_grain
+ * parameter will be true when the input buffer was successfully denoised and
+ * grain was modelled. Returns false on error.
+ *
+ * \param[in]      ctx   Struct allocated with aom_denoise_and_model_alloc
+ *                       that holds some buffers for denoising and the current
+ *                       noise estimate.
+ * \param[in/out]   buf  The raw input buffer to be denoised.
+ * \param[out]    grain  Output film grain parameters
+ */
+int aom_denoise_and_model_run(struct aom_denoise_and_model_t *ctx,
+                              YV12_BUFFER_CONFIG *buf, aom_film_grain_t *grain);
+
+/*!\brief Allocates a context that can be used for denoising and noise modeling.
+ *
+ * \param[in]  bit_depth   Bit depth of buffers this will be run on.
+ * \param[in]  block_size  Block size for noise modeling and flat block
+ *                         estimation
+ * \param[in]  noise_level The noise_level (2.5 for moderate noise, and 5 for
+ *                         higher levels of noise)
+ */
+struct aom_denoise_and_model_t *aom_denoise_and_model_alloc(int bit_depth,
+                                                            int block_size,
+                                                            float noise_level);
+
+/*!\brief Frees the denoise context allocated with aom_denoise_and_model_alloc
+ */
+void aom_denoise_and_model_free(struct aom_denoise_and_model_t *denoise_model);
+
 #ifdef __cplusplus
 }  // extern "C"
 #endif  // __cplusplus