diff options
Diffstat (limited to 'vpx/vpx_ext_ratectrl.h')
-rw-r--r-- | vpx/vpx_ext_ratectrl.h | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/vpx/vpx_ext_ratectrl.h b/vpx/vpx_ext_ratectrl.h index dc4d856a8..a193e5595 100644 --- a/vpx/vpx_ext_ratectrl.h +++ b/vpx/vpx_ext_ratectrl.h @@ -38,9 +38,15 @@ typedef void *vpx_rc_model_t; * * The encoder will receive the decision from the external rate control model * through get_encodeframe_decision() defined in vpx_rc_funcs_t. + * + * If max_frame_size = 0, the encoding ignores max frame size limit. + * If max_frame_size = -1, the encoding uses VP9's max frame size as the limit. + * If the encoded frame size is larger than max_frame_size, the frame is + * recoded to meet the size limit, following VP9's recoding principles. */ typedef struct vpx_rc_encodeframe_decision { - int q_index; /**< Quantizer step index [0..255]*/ + int q_index; /**< Quantizer step index [0..255]*/ + int max_frame_size; /**< Maximal frame size allowed to encode a frame*/ } vpx_rc_encodeframe_decision_t; /*!\brief Information for the frame to be encoded. @@ -82,6 +88,7 @@ typedef struct vpx_rc_encodeframe_result { int64_t sse; /**< sum of squared error of the reconstructed frame */ int64_t bit_count; /**< number of bits spent on coding the frame*/ int64_t pixel_count; /**< number of pixels in YUV planes of the frame*/ + int actual_encoding_qindex; /**< the actual qindex used to encode the frame*/ } vpx_rc_encodeframe_result_t; /*!\brief Status returned by rate control callback functions. |