1 files changed, 44 insertions, 20 deletions

diff --git a/third_party/aom/av1/decoder/decodeframe.h b/third_party/aom/av1/decoder/decodeframe.h
index 0e7eb6a1d6..330cedcdce 100644
--- a/third_party/aom/av1/decoder/decodeframe.h
+++ b/third_party/aom/av1/decoder/decodeframe.h
@@ -19,35 +19,59 @@ extern "C" {
 struct AV1Decoder;
 struct aom_read_bit_buffer;
 
-#if CONFIG_REFERENCE_BUFFER
-/* Placeholder for now */
-void read_sequence_header(SequenceHeader *seq_params,
-                          struct aom_read_bit_buffer *rb);
-#endif
+// Reads the middle part of the sequence header OBU (from
+// frame_width_bits_minus_1 to enable_restoration) into cm->seq_params (a
+// SequenceHeader). Reports errors by calling rb->error_handler() or
+// aom_internal_error().
+void read_sequence_header(AV1_COMMON *cm, struct aom_read_bit_buffer *rb);
 
-void av1_read_frame_size(struct aom_read_bit_buffer *rb, int *width,
-                         int *height);
+void av1_read_frame_size(struct aom_read_bit_buffer *rb, int num_bits_width,
+                         int num_bits_height, int *width, int *height);
 BITSTREAM_PROFILE av1_read_profile(struct aom_read_bit_buffer *rb);
 
-// This function is now obsolete
-void av1_decode_frame(struct AV1Decoder *pbi, const uint8_t *data,
-                      const uint8_t *data_end, const uint8_t **p_data_end);
-size_t av1_decode_frame_headers_and_setup(struct AV1Decoder *pbi,
-                                          const uint8_t *data,
-                                          const uint8_t *data_end,
-                                          const uint8_t **p_data_end);
+// Returns 0 on success. Sets pbi->common.error.error_code and returns -1 on
+// failure.
+int av1_check_trailing_bits(struct AV1Decoder *pbi,
+                            struct aom_read_bit_buffer *rb);
+
+int av1_decode_frame_headers_and_setup(struct AV1Decoder *pbi,
+                                       struct aom_read_bit_buffer *rb,
+                                       const uint8_t *data,
+                                       const uint8_t **p_data_end,
+                                       int trailing_bits_present);
 
 void av1_decode_tg_tiles_and_wrapup(struct AV1Decoder *pbi, const uint8_t *data,
                                     const uint8_t *data_end,
                                     const uint8_t **p_data_end, int startTile,
                                     int endTile, int initialize_flag);
 
-#if CONFIG_OBU
-// replaces av1_decode_frame
-void av1_decode_frame_from_obus(struct AV1Decoder *pbi, const uint8_t *data,
-                                const uint8_t *data_end,
-                                const uint8_t **p_data_end);
-#endif
+// Implements the color_config() function in the spec. Reports errors by
+// calling rb->error_handler() or aom_internal_error().
+void av1_read_color_config(AV1_COMMON *cm, struct aom_read_bit_buffer *rb,
+                           int allow_lowbitdepth);
+
+// Implements the timing_info() function in the spec. Reports errors by calling
+// rb->error_handler().
+void av1_read_timing_info_header(AV1_COMMON *cm,
+                                 struct aom_read_bit_buffer *rb);
+
+// Implements the decoder_model_info() function in the spec. Reports errors by
+// calling rb->error_handler().
+void av1_read_decoder_model_info(AV1_COMMON *cm,
+                                 struct aom_read_bit_buffer *rb);
+
+// Implements the operating_parameters_info() function in the spec. Reports
+// errors by calling rb->error_handler() or aom_internal_error().
+void av1_read_op_parameters_info(AV1_COMMON *const cm,
+                                 struct aom_read_bit_buffer *rb, int op_num);
+
+struct aom_read_bit_buffer *av1_init_read_bit_buffer(
+    struct AV1Decoder *pbi, struct aom_read_bit_buffer *rb, const uint8_t *data,
+    const uint8_t *data_end);
+
+void av1_free_mc_tmp_buf(void *td, int use_highbd);
+
+void av1_set_single_tile_decoding_mode(AV1_COMMON *const cm);
 
 #ifdef __cplusplus
 }  // extern "C"