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Side by Side Diff: source/libvpx/examples/vpx_temporal_svc_encoder.c

Issue 592203002: libvpx: Pull from upstream (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/deps/third_party/libvpx/
Patch Set: Created 6 years, 3 months ago
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1 /* 1 /*
2 * Copyright (c) 2012 The WebM project authors. All Rights Reserved. 2 * Copyright (c) 2012 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
11 // This is an example demonstrating how to implement a multi-layer VPx 11 // This is an example demonstrating how to implement a multi-layer VPx
12 // encoding scheme based on temporal scalability for video applications 12 // encoding scheme based on temporal scalability for video applications
13 // that benefit from a scalable bitstream. 13 // that benefit from a scalable bitstream.
14 14
15 #include <assert.h> 15 #include <assert.h>
16 #include <math.h> 16 #include <math.h>
17 #include <stdio.h> 17 #include <stdio.h>
18 #include <stdlib.h> 18 #include <stdlib.h>
19 #include <string.h> 19 #include <string.h>
20 20
21 #define VPX_CODEC_DISABLE_COMPAT 1
22 #include "./vpx_config.h" 21 #include "./vpx_config.h"
23 #include "vpx_ports/vpx_timer.h" 22 #include "vpx_ports/vpx_timer.h"
24 #include "vpx/vp8cx.h" 23 #include "vpx/vp8cx.h"
25 #include "vpx/vpx_encoder.h" 24 #include "vpx/vpx_encoder.h"
26 25
27 #include "./tools_common.h" 26 #include "./tools_common.h"
28 #include "./video_writer.h" 27 #include "./video_writer.h"
29 28
30 static const char *exec_name; 29 static const char *exec_name;
31 30
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580 if (vpx_codec_enc_init(&codec, encoder->codec_interface(), &cfg, 0)) 579 if (vpx_codec_enc_init(&codec, encoder->codec_interface(), &cfg, 0))
581 die_codec(&codec, "Failed to initialize encoder"); 580 die_codec(&codec, "Failed to initialize encoder");
582 581
583 if (strncmp(encoder->name, "vp8", 3) == 0) { 582 if (strncmp(encoder->name, "vp8", 3) == 0) {
584 vpx_codec_control(&codec, VP8E_SET_CPUUSED, -speed); 583 vpx_codec_control(&codec, VP8E_SET_CPUUSED, -speed);
585 vpx_codec_control(&codec, VP8E_SET_NOISE_SENSITIVITY, kDenoiserOnYOnly); 584 vpx_codec_control(&codec, VP8E_SET_NOISE_SENSITIVITY, kDenoiserOnYOnly);
586 } else if (strncmp(encoder->name, "vp9", 3) == 0) { 585 } else if (strncmp(encoder->name, "vp9", 3) == 0) {
587 vpx_codec_control(&codec, VP8E_SET_CPUUSED, speed); 586 vpx_codec_control(&codec, VP8E_SET_CPUUSED, speed);
588 vpx_codec_control(&codec, VP9E_SET_AQ_MODE, 3); 587 vpx_codec_control(&codec, VP9E_SET_AQ_MODE, 3);
589 vpx_codec_control(&codec, VP9E_SET_FRAME_PERIODIC_BOOST, 0); 588 vpx_codec_control(&codec, VP9E_SET_FRAME_PERIODIC_BOOST, 0);
590 vpx_codec_control(&codec, VP8E_SET_NOISE_SENSITIVITY, 0); 589 vpx_codec_control(&codec, VP9E_SET_NOISE_SENSITIVITY, 0);
591 if (vpx_codec_control(&codec, VP9E_SET_SVC, 1)) { 590 if (vpx_codec_control(&codec, VP9E_SET_SVC, 1)) {
592 die_codec(&codec, "Failed to set SVC"); 591 die_codec(&codec, "Failed to set SVC");
593 } 592 }
594 } 593 }
595 vpx_codec_control(&codec, VP8E_SET_STATIC_THRESHOLD, 1); 594 vpx_codec_control(&codec, VP8E_SET_STATIC_THRESHOLD, 1);
596 vpx_codec_control(&codec, VP8E_SET_TOKEN_PARTITIONS, 1); 595 vpx_codec_control(&codec, VP8E_SET_TOKEN_PARTITIONS, 1);
597 // This controls the maximum target size of the key frame. 596 // This controls the maximum target size of the key frame.
598 // For generating smaller key frames, use a smaller max_intra_size_pct 597 // For generating smaller key frames, use a smaller max_intra_size_pct
599 // value, like 100 or 200. 598 // value, like 100 or 200.
600 { 599 {
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670 if (vpx_codec_destroy(&codec)) 669 if (vpx_codec_destroy(&codec))
671 die_codec(&codec, "Failed to destroy codec"); 670 die_codec(&codec, "Failed to destroy codec");
672 671
673 // Try to rewrite the output file headers with the actual frame count. 672 // Try to rewrite the output file headers with the actual frame count.
674 for (i = 0; i < cfg.ts_number_layers; ++i) 673 for (i = 0; i < cfg.ts_number_layers; ++i)
675 vpx_video_writer_close(outfile[i]); 674 vpx_video_writer_close(outfile[i]);
676 675
677 vpx_img_free(&raw); 676 vpx_img_free(&raw);
678 return EXIT_SUCCESS; 677 return EXIT_SUCCESS;
679 } 678 }
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