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1 /* | 1 /* |
2 * Copyright (c) 2015 The WebRTC project authors. All Rights Reserved. | 2 * Copyright (c) 2015 The WebRTC 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 | 11 |
12 #include "webrtc/modules/video_coding/codecs/h264/include/h264.h" | 12 #include "webrtc/modules/video_coding/codecs/h264/include/h264.h" |
13 | 13 |
14 #if defined(WEBRTC_USE_H264) | 14 #if defined(WEBRTC_USE_H264) |
15 #include "webrtc/modules/video_coding/codecs/h264/h264_decoder_impl.h" | 15 #include "webrtc/modules/video_coding/codecs/h264/h264_decoder_impl.h" |
16 #include "webrtc/modules/video_coding/codecs/h264/h264_encoder_impl.h" | 16 #include "webrtc/modules/video_coding/codecs/h264/h264_encoder_impl.h" |
17 #endif | 17 #endif |
| 18 #if defined(WEBRTC_IOS) |
| 19 #include "webrtc/modules/video_coding/codecs/h264/h264_video_toolbox_decoder.h" |
| 20 #include "webrtc/modules/video_coding/codecs/h264/h264_video_toolbox_encoder.h" |
| 21 #endif |
18 | 22 |
19 #include "webrtc/base/checks.h" | 23 #include "webrtc/base/checks.h" |
20 #include "webrtc/base/logging.h" | 24 #include "webrtc/base/logging.h" |
21 | 25 |
22 namespace webrtc { | 26 namespace webrtc { |
23 | 27 |
24 namespace { | 28 namespace { |
25 | 29 |
26 #if defined(WEBRTC_USE_H264) | 30 #if defined(WEBRTC_USE_H264) |
27 bool g_rtc_use_h264 = true; | 31 bool g_rtc_use_h264 = true; |
28 #endif | 32 #endif |
29 | 33 |
30 } // namespace | 34 } // namespace |
31 | 35 |
32 void DisableRtcUseH264() { | 36 void DisableRtcUseH264() { |
33 #if defined(WEBRTC_USE_H264) | 37 #if defined(WEBRTC_USE_H264) |
34 g_rtc_use_h264 = false; | 38 g_rtc_use_h264 = false; |
35 #endif | 39 #endif |
36 } | 40 } |
37 | 41 |
| 42 // We need this file to be C++ only so it will compile properly for all |
| 43 // platforms. In order to write ObjC specific implementations we use private |
| 44 // externs. This function is defined in h264.mm. |
| 45 #if defined(WEBRTC_IOS) |
| 46 extern bool IsH264CodecSupportedObjC(); |
| 47 #endif |
| 48 |
38 // If any H.264 codec is supported (iOS HW or OpenH264/FFmpeg). | 49 // If any H.264 codec is supported (iOS HW or OpenH264/FFmpeg). |
39 bool IsH264CodecSupported() { | 50 bool IsH264CodecSupported() { |
| 51 #if defined(WEBRTC_IOS) && defined(WEBRTC_VIDEO_TOOLBOX_SUPPORTED) |
| 52 if (IsH264CodecSupportedObjC()) { |
| 53 return true; |
| 54 } |
| 55 #endif |
40 #if defined(WEBRTC_USE_H264) | 56 #if defined(WEBRTC_USE_H264) |
41 return g_rtc_use_h264; | 57 return g_rtc_use_h264; |
42 #else | 58 #else |
43 return false; | 59 return false; |
44 #endif | 60 #endif |
45 } | 61 } |
46 | 62 |
47 H264Encoder* H264Encoder::Create() { | 63 H264Encoder* H264Encoder::Create() { |
48 RTC_DCHECK(H264Encoder::IsSupported()); | 64 RTC_DCHECK(H264Encoder::IsSupported()); |
| 65 #if defined(WEBRTC_IOS) && defined(WEBRTC_VIDEO_TOOLBOX_SUPPORTED) |
| 66 if (IsH264CodecSupportedObjC()) { |
| 67 LOG(LS_INFO) << "Creating H264VideoToolboxEncoder."; |
| 68 return new H264VideoToolboxEncoder(); |
| 69 } |
| 70 #endif |
49 #if defined(WEBRTC_USE_H264) | 71 #if defined(WEBRTC_USE_H264) |
50 RTC_CHECK(g_rtc_use_h264); | 72 RTC_CHECK(g_rtc_use_h264); |
51 LOG(LS_INFO) << "Creating H264EncoderImpl."; | 73 LOG(LS_INFO) << "Creating H264EncoderImpl."; |
52 return new H264EncoderImpl(); | 74 return new H264EncoderImpl(); |
53 #else | 75 #else |
54 RTC_NOTREACHED(); | 76 RTC_NOTREACHED(); |
55 return nullptr; | 77 return nullptr; |
56 #endif | 78 #endif |
57 } | 79 } |
58 | 80 |
59 bool H264Encoder::IsSupported() { | 81 bool H264Encoder::IsSupported() { |
60 return IsH264CodecSupported(); | 82 return IsH264CodecSupported(); |
61 } | 83 } |
62 | 84 |
63 H264Decoder* H264Decoder::Create() { | 85 H264Decoder* H264Decoder::Create() { |
64 RTC_DCHECK(H264Decoder::IsSupported()); | 86 RTC_DCHECK(H264Decoder::IsSupported()); |
| 87 #if defined(WEBRTC_IOS) && defined(WEBRTC_VIDEO_TOOLBOX_SUPPORTED) |
| 88 if (IsH264CodecSupportedObjC()) { |
| 89 LOG(LS_INFO) << "Creating H264VideoToolboxDecoder."; |
| 90 return new H264VideoToolboxDecoder(); |
| 91 } |
| 92 #endif |
65 #if defined(WEBRTC_USE_H264) | 93 #if defined(WEBRTC_USE_H264) |
66 RTC_CHECK(g_rtc_use_h264); | 94 RTC_CHECK(g_rtc_use_h264); |
67 LOG(LS_INFO) << "Creating H264DecoderImpl."; | 95 LOG(LS_INFO) << "Creating H264DecoderImpl."; |
68 return new H264DecoderImpl(); | 96 return new H264DecoderImpl(); |
69 #else | 97 #else |
70 RTC_NOTREACHED(); | 98 RTC_NOTREACHED(); |
71 return nullptr; | 99 return nullptr; |
72 #endif | 100 #endif |
73 } | 101 } |
74 | 102 |
75 bool H264Decoder::IsSupported() { | 103 bool H264Decoder::IsSupported() { |
76 return IsH264CodecSupported(); | 104 return IsH264CodecSupported(); |
77 } | 105 } |
78 | 106 |
79 } // namespace webrtc | 107 } // namespace webrtc |
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