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1 /* | 1 /* |
2 * Copyright (c) 2010 The WebM project authors. All Rights Reserved. | 2 * Copyright (c) 2010 The WebM project authors. All Rights Reserved. |
3 * | 3 * |
4 * Use of this source code is governed by a BSD-style license | 4 * Use of this source code is governed by a BSD-style license |
5 * that can be found in the LICENSE file in the root of the source | 5 * that can be found in the LICENSE file in the root of the source |
6 * tree. An additional intellectual property rights grant can be found | 6 * tree. An additional intellectual property rights grant can be found |
7 * in the file PATENTS. All contributing project authors may | 7 * in the file PATENTS. All contributing project authors may |
8 * be found in the AUTHORS file in the root of the source tree. | 8 * be found in the AUTHORS file in the root of the source tree. |
9 */ | 9 */ |
10 | 10 |
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502 | 502 |
503 // Intra only frames, golden frames (except alt ref overlays) and | 503 // Intra only frames, golden frames (except alt ref overlays) and |
504 // alt ref frames tend to be coded at a higher than ambient quality | 504 // alt ref frames tend to be coded at a higher than ambient quality |
505 static INLINE int frame_is_boosted(const VP9_COMP *cpi) { | 505 static INLINE int frame_is_boosted(const VP9_COMP *cpi) { |
506 return frame_is_intra_only(&cpi->common) || cpi->refresh_alt_ref_frame || | 506 return frame_is_intra_only(&cpi->common) || cpi->refresh_alt_ref_frame || |
507 (cpi->refresh_golden_frame && !cpi->rc.is_src_frame_alt_ref) || | 507 (cpi->refresh_golden_frame && !cpi->rc.is_src_frame_alt_ref) || |
508 vp9_is_upper_layer_key_frame(cpi); | 508 vp9_is_upper_layer_key_frame(cpi); |
509 } | 509 } |
510 | 510 |
511 static INLINE int get_token_alloc(int mb_rows, int mb_cols) { | 511 static INLINE int get_token_alloc(int mb_rows, int mb_cols) { |
512 // TODO(JBB): make this work for alpha channel and double check we can't | 512 // TODO(JBB): double check we can't exceed this token count if we have a |
513 // exceed this token count if we have a 32x32 transform crossing a boundary | 513 // 32x32 transform crossing a boundary at a multiple of 16. |
514 // at a multiple of 16. | |
515 // mb_rows, cols are in units of 16 pixels. We assume 3 planes all at full | 514 // mb_rows, cols are in units of 16 pixels. We assume 3 planes all at full |
516 // resolution. We assume up to 1 token per pixel, and then allow | 515 // resolution. We assume up to 1 token per pixel, and then allow |
517 // a head room of 4. | 516 // a head room of 4. |
518 return mb_rows * mb_cols * (16 * 16 * 3 + 4); | 517 return mb_rows * mb_cols * (16 * 16 * 3 + 4); |
519 } | 518 } |
520 | 519 |
521 int vp9_get_y_sse(const YV12_BUFFER_CONFIG *a, const YV12_BUFFER_CONFIG *b); | 520 int vp9_get_y_sse(const YV12_BUFFER_CONFIG *a, const YV12_BUFFER_CONFIG *b); |
522 | 521 |
523 void vp9_alloc_compressor_data(VP9_COMP *cpi); | 522 void vp9_alloc_compressor_data(VP9_COMP *cpi); |
524 | 523 |
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554 | 553 |
555 static INLINE int get_chessboard_index(const VP9_COMMON *cm) { | 554 static INLINE int get_chessboard_index(const VP9_COMMON *cm) { |
556 return cm->current_video_frame % 2; | 555 return cm->current_video_frame % 2; |
557 } | 556 } |
558 | 557 |
559 #ifdef __cplusplus | 558 #ifdef __cplusplus |
560 } // extern "C" | 559 } // extern "C" |
561 #endif | 560 #endif |
562 | 561 |
563 #endif // VP9_ENCODER_VP9_ENCODER_H_ | 562 #endif // VP9_ENCODER_VP9_ENCODER_H_ |
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