android_media_MediaProfiles.cpp revision 075e9a19ce645752f8282bc19c91b25978a7dc52 
1/*
2 * Copyright (C) 2010 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *     http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17//#define LOG_NDEBUG 0
18#define LOG_TAG "MediaProfilesJNI"
19#include <utils/Log.h>
20
21#include <stdio.h>
22#include <utils/threads.h>
23
24#include "jni.h"
25#include "JNIHelp.h"
26#include "android_runtime/AndroidRuntime.h"
27#include <media/MediaProfiles.h>
28
29using namespace android;
30
31static Mutex sLock;
32MediaProfiles *sProfiles = NULL;
33
34// This function is called from a static block in MediaProfiles.java class,
35// which won't run until the first time an instance of this class is used.
36static void
37android_media_MediaProfiles_native_init(JNIEnv *env)
38{
39    ALOGV("native_init");
40    Mutex::Autolock lock(sLock);
41
42    if (sProfiles == NULL) {
43        sProfiles = MediaProfiles::getInstance();
44    }
45}
46
47static jint
48android_media_MediaProfiles_native_get_num_file_formats(JNIEnv *env, jobject thiz)
49{
50    ALOGV("native_get_num_file_formats");
51    return (jint) sProfiles->getOutputFileFormats().size();
52}
53
54static jint
55android_media_MediaProfiles_native_get_file_format(JNIEnv *env, jobject thiz, jint index)
56{
57    ALOGV("native_get_file_format: %d", index);
58    Vector<output_format> formats = sProfiles->getOutputFileFormats();
59    int nSize = formats.size();
60    if (index < 0 || index >= nSize) {
61        jniThrowException(env, "java/lang/IllegalArgumentException", "out of array boundary");
62        return -1;
63    }
64    return static_cast<jint>(formats[index]);
65}
66
67static jint
68android_media_MediaProfiles_native_get_num_video_encoders(JNIEnv *env, jobject thiz)
69{
70    ALOGV("native_get_num_video_encoders");
71    return sProfiles->getVideoEncoders().size();
72}
73
74static jobject
75android_media_MediaProfiles_native_get_video_encoder_cap(JNIEnv *env, jobject thiz, jint index)
76{
77    ALOGV("native_get_video_encoder_cap: %d", index);
78    Vector<video_encoder> encoders = sProfiles->getVideoEncoders();
79    int nSize = encoders.size();
80    if (index < 0 || index >= nSize) {
81        jniThrowException(env, "java/lang/IllegalArgumentException", "out of array boundary");
82        return NULL;
83    }
84
85    video_encoder encoder = encoders[index];
86    int minBitRate = sProfiles->getVideoEncoderParamByName("enc.vid.bps.min", encoder);
87    int maxBitRate = sProfiles->getVideoEncoderParamByName("enc.vid.bps.max", encoder);
88    int minFrameRate = sProfiles->getVideoEncoderParamByName("enc.vid.fps.min", encoder);
89    int maxFrameRate = sProfiles->getVideoEncoderParamByName("enc.vid.fps.max", encoder);
90    int minFrameWidth = sProfiles->getVideoEncoderParamByName("enc.vid.width.min", encoder);
91    int maxFrameWidth = sProfiles->getVideoEncoderParamByName("enc.vid.width.max", encoder);
92    int minFrameHeight = sProfiles->getVideoEncoderParamByName("enc.vid.height.min", encoder);
93    int maxFrameHeight = sProfiles->getVideoEncoderParamByName("enc.vid.height.max", encoder);
94
95    // Check on the values retrieved
96    if ((minBitRate == -1 || maxBitRate == -1) ||
97        (minFrameRate == -1 || maxFrameRate == -1) ||
98        (minFrameWidth == -1 || maxFrameWidth == -1) ||
99        (minFrameHeight == -1 || maxFrameHeight == -1)) {
100
101        jniThrowException(env, "java/lang/RuntimeException", "Error retrieving video encoder capability params");
102        return NULL;
103    }
104
105    // Construct an instance of the VideoEncoderCap and set its member variables
106    jclass videoEncoderCapClazz = env->FindClass("android/media/EncoderCapabilities$VideoEncoderCap");
107    jmethodID videoEncoderCapConstructorMethodID = env->GetMethodID(videoEncoderCapClazz, "<init>", "(IIIIIIIII)V");
108    jobject cap = env->NewObject(videoEncoderCapClazz,
109                                 videoEncoderCapConstructorMethodID,
110                                 static_cast<int>(encoder),
111                                 minBitRate, maxBitRate,
112                                 minFrameRate, maxFrameRate,
113                                 minFrameWidth, maxFrameWidth,
114                                 minFrameHeight, maxFrameHeight);
115    return cap;
116}
117
118static jint
119android_media_MediaProfiles_native_get_num_audio_encoders(JNIEnv *env, jobject thiz)
120{
121    ALOGV("native_get_num_audio_encoders");
122    return (jint) sProfiles->getAudioEncoders().size();
123}
124
125static jobject
126android_media_MediaProfiles_native_get_audio_encoder_cap(JNIEnv *env, jobject thiz, jint index)
127{
128    ALOGV("native_get_audio_encoder_cap: %d", index);
129    Vector<audio_encoder> encoders = sProfiles->getAudioEncoders();
130    int nSize = encoders.size();
131    if (index < 0 || index >= nSize) {
132        jniThrowException(env, "java/lang/IllegalArgumentException", "out of array boundary");
133        return NULL;
134    }
135
136    audio_encoder encoder = encoders[index];
137    int minBitRate = sProfiles->getAudioEncoderParamByName("enc.aud.bps.min", encoder);
138    int maxBitRate = sProfiles->getAudioEncoderParamByName("enc.aud.bps.max", encoder);
139    int minSampleRate = sProfiles->getAudioEncoderParamByName("enc.aud.hz.min", encoder);
140    int maxSampleRate = sProfiles->getAudioEncoderParamByName("enc.aud.hz.max", encoder);
141    int minChannels = sProfiles->getAudioEncoderParamByName("enc.aud.ch.min", encoder);
142    int maxChannels = sProfiles->getAudioEncoderParamByName("enc.aud.ch.max", encoder);
143
144    // Check on the values retrieved
145    if ((minBitRate == -1 || maxBitRate == -1) ||
146        (minSampleRate == -1 || maxSampleRate == -1) ||
147        (minChannels == -1 || maxChannels == -1)) {
148
149        jniThrowException(env, "java/lang/RuntimeException", "Error retrieving video encoder capability params");
150        return NULL;
151    }
152
153    jclass audioEncoderCapClazz = env->FindClass("android/media/EncoderCapabilities$AudioEncoderCap");
154    jmethodID audioEncoderCapConstructorMethodID = env->GetMethodID(audioEncoderCapClazz, "<init>", "(IIIIIII)V");
155    jobject cap = env->NewObject(audioEncoderCapClazz,
156                                 audioEncoderCapConstructorMethodID,
157                                 static_cast<int>(encoder),
158                                 minBitRate, maxBitRate,
159                                 minSampleRate, maxSampleRate,
160                                 minChannels, maxChannels);
161    return cap;
162}
163
164static bool isCamcorderQualityKnown(int quality)
165{
166    return ((quality >= CAMCORDER_QUALITY_LIST_START &&
167             quality <= CAMCORDER_QUALITY_LIST_END) ||
168            (quality >= CAMCORDER_QUALITY_TIME_LAPSE_LIST_START &&
169             quality <= CAMCORDER_QUALITY_TIME_LAPSE_LIST_END));
170}
171
172static jobject
173android_media_MediaProfiles_native_get_camcorder_profile(JNIEnv *env, jobject thiz, jint id, jint quality)
174{
175    ALOGV("native_get_camcorder_profile: %d %d", id, quality);
176    if (!isCamcorderQualityKnown(quality)) {
177        jniThrowException(env, "java/lang/RuntimeException", "Unknown camcorder profile quality");
178        return NULL;
179    }
180
181    camcorder_quality q = static_cast<camcorder_quality>(quality);
182    int duration         = sProfiles->getCamcorderProfileParamByName("duration",    id, q);
183    int fileFormat       = sProfiles->getCamcorderProfileParamByName("file.format", id, q);
184    int videoCodec       = sProfiles->getCamcorderProfileParamByName("vid.codec",   id, q);
185    int videoBitRate     = sProfiles->getCamcorderProfileParamByName("vid.bps",     id, q);
186    int videoFrameRate   = sProfiles->getCamcorderProfileParamByName("vid.fps",     id, q);
187    int videoFrameWidth  = sProfiles->getCamcorderProfileParamByName("vid.width",   id, q);
188    int videoFrameHeight = sProfiles->getCamcorderProfileParamByName("vid.height",  id, q);
189    int audioCodec       = sProfiles->getCamcorderProfileParamByName("aud.codec",   id, q);
190    int audioBitRate     = sProfiles->getCamcorderProfileParamByName("aud.bps",     id, q);
191    int audioSampleRate  = sProfiles->getCamcorderProfileParamByName("aud.hz",      id, q);
192    int audioChannels    = sProfiles->getCamcorderProfileParamByName("aud.ch",      id, q);
193
194    // Check on the values retrieved
195    if (duration == -1 || fileFormat == -1 || videoCodec == -1 || audioCodec == -1 ||
196        videoBitRate == -1 || videoFrameRate == -1 || videoFrameWidth == -1 || videoFrameHeight == -1 ||
197        audioBitRate == -1 || audioSampleRate == -1 || audioChannels == -1) {
198
199        jniThrowException(env, "java/lang/RuntimeException", "Error retrieving camcorder profile params");
200        return NULL;
201    }
202
203    jclass camcorderProfileClazz = env->FindClass("android/media/CamcorderProfile");
204    jmethodID camcorderProfileConstructorMethodID = env->GetMethodID(camcorderProfileClazz, "<init>", "(IIIIIIIIIIII)V");
205    return env->NewObject(camcorderProfileClazz,
206                          camcorderProfileConstructorMethodID,
207                          duration,
208                          quality,
209                          fileFormat,
210                          videoCodec,
211                          videoBitRate,
212                          videoFrameRate,
213                          videoFrameWidth,
214                          videoFrameHeight,
215                          audioCodec,
216                          audioBitRate,
217                          audioSampleRate,
218                          audioChannels);
219}
220
221static jboolean
222android_media_MediaProfiles_native_has_camcorder_profile(JNIEnv *env, jobject thiz, jint id, jint quality)
223{
224    ALOGV("native_has_camcorder_profile: %d %d", id, quality);
225    if (!isCamcorderQualityKnown(quality)) {
226        return JNI_FALSE;
227    }
228
229    camcorder_quality q = static_cast<camcorder_quality>(quality);
230    return sProfiles->hasCamcorderProfile(id, q) ? JNI_TRUE : JNI_FALSE;
231}
232
233static jint
234android_media_MediaProfiles_native_get_num_video_decoders(JNIEnv *env, jobject thiz)
235{
236    ALOGV("native_get_num_video_decoders");
237    return (jint) sProfiles->getVideoDecoders().size();
238}
239
240static jint
241android_media_MediaProfiles_native_get_video_decoder_type(JNIEnv *env, jobject thiz, jint index)
242{
243    ALOGV("native_get_video_decoder_type: %d", index);
244    Vector<video_decoder> decoders = sProfiles->getVideoDecoders();
245    int nSize = decoders.size();
246    if (index < 0 || index >= nSize) {
247        jniThrowException(env, "java/lang/IllegalArgumentException", "out of array boundary");
248        return -1;
249    }
250
251    return static_cast<jint>(decoders[index]);
252}
253
254static jint
255android_media_MediaProfiles_native_get_num_audio_decoders(JNIEnv *env, jobject thiz)
256{
257    ALOGV("native_get_num_audio_decoders");
258    return (jint) sProfiles->getAudioDecoders().size();
259}
260
261static jint
262android_media_MediaProfiles_native_get_audio_decoder_type(JNIEnv *env, jobject thiz, jint index)
263{
264    ALOGV("native_get_audio_decoder_type: %d", index);
265    Vector<audio_decoder> decoders = sProfiles->getAudioDecoders();
266    int nSize = decoders.size();
267    if (index < 0 || index >= nSize) {
268        jniThrowException(env, "java/lang/IllegalArgumentException", "out of array boundary");
269        return -1;
270    }
271
272    return static_cast<jint>(decoders[index]);
273}
274
275static jint
276android_media_MediaProfiles_native_get_num_image_encoding_quality_levels(JNIEnv *env, jobject thiz, jint cameraId)
277{
278    ALOGV("native_get_num_image_encoding_quality_levels");
279    return (jint) sProfiles->getImageEncodingQualityLevels(cameraId).size();
280}
281
282static jint
283android_media_MediaProfiles_native_get_image_encoding_quality_level(JNIEnv *env, jobject thiz, jint cameraId, jint index)
284{
285    ALOGV("native_get_image_encoding_quality_level");
286    Vector<int> levels = sProfiles->getImageEncodingQualityLevels(cameraId);
287    if (index < 0 || index >= (jint) levels.size()) {
288        jniThrowException(env, "java/lang/IllegalArgumentException", "out of array boundary");
289        return -1;
290    }
291    return static_cast<jint>(levels[index]);
292}
293static jobject
294android_media_MediaProfiles_native_get_videoeditor_profile(JNIEnv *env, jobject thiz)
295{
296    ALOGV("native_get_videoeditor_profile");
297
298    int maxInputFrameWidth =
299            sProfiles->getVideoEditorCapParamByName("videoeditor.input.width.max");
300    int maxInputFrameHeight =
301            sProfiles->getVideoEditorCapParamByName("videoeditor.input.height.max");
302    int maxOutputFrameWidth =
303            sProfiles->getVideoEditorCapParamByName("videoeditor.output.width.max");
304    int maxOutputFrameHeight =
305            sProfiles->getVideoEditorCapParamByName("videoeditor.output.height.max");
306
307    // Check on the values retrieved
308    if (maxInputFrameWidth == -1 || maxInputFrameHeight == -1 ||
309        maxOutputFrameWidth == -1 || maxOutputFrameHeight == -1) {
310
311        jniThrowException(env, "java/lang/RuntimeException",\
312            "Error retrieving videoeditor profile params");
313        return NULL;
314    }
315    ALOGV("native_get_videoeditor_profile \
316        inWidth:%d inHeight:%d,outWidth:%d, outHeight:%d",\
317        maxInputFrameWidth,maxInputFrameHeight,\
318        maxOutputFrameWidth,maxOutputFrameHeight);
319
320    jclass VideoEditorProfileClazz =
321        env->FindClass("android/media/videoeditor/VideoEditorProfile");
322    jmethodID VideoEditorProfileConstructorMethodID =
323        env->GetMethodID(VideoEditorProfileClazz, "<init>", "(IIII)V");
324    return env->NewObject(VideoEditorProfileClazz,
325                          VideoEditorProfileConstructorMethodID,
326                          maxInputFrameWidth,
327                          maxInputFrameHeight,
328                          maxOutputFrameWidth,
329                          maxOutputFrameHeight);
330}
331static jint
332android_media_MediaProfiles_native_get_videoeditor_export_profile(
333    JNIEnv *env, jobject thiz, jint codec)
334{
335    ALOGV("android_media_MediaProfiles_native_get_export_profile index ");
336    int profile =0;
337    profile = sProfiles->getVideoEditorExportParamByName("videoeditor.export.profile", codec);
338    // Check the values retrieved
339    if (profile == -1) {
340        jniThrowException(env, "java/lang/RuntimeException",\
341            "Error retrieving videoeditor export profile params");
342        return -1;
343    }
344    return static_cast<jint>(profile);
345}
346
347static jint
348android_media_MediaProfiles_native_get_videoeditor_export_level(
349    JNIEnv *env, jobject thiz, jint codec)
350{
351    ALOGV("android_media_MediaProfiles_native_get_export_level");
352    int level =0;
353    level = sProfiles->getVideoEditorExportParamByName("videoeditor.export.level", codec);
354    // Check the values retrieved
355    if (level == -1) {
356        jniThrowException(env, "java/lang/RuntimeException",\
357            "Error retrieving videoeditor export level params");
358        return -1;
359    }
360    return static_cast<jint>(level);
361}
362static JNINativeMethod gMethodsForEncoderCapabilitiesClass[] = {
363    {"native_init",                            "()V",                    (void *)android_media_MediaProfiles_native_init},
364    {"native_get_num_file_formats",            "()I",                    (void *)android_media_MediaProfiles_native_get_num_file_formats},
365    {"native_get_file_format",                 "(I)I",                   (void *)android_media_MediaProfiles_native_get_file_format},
366    {"native_get_num_video_encoders",          "()I",                    (void *)android_media_MediaProfiles_native_get_num_video_encoders},
367    {"native_get_num_audio_encoders",          "()I",                    (void *)android_media_MediaProfiles_native_get_num_audio_encoders},
368
369    {"native_get_video_encoder_cap",           "(I)Landroid/media/EncoderCapabilities$VideoEncoderCap;",
370                                                                         (void *)android_media_MediaProfiles_native_get_video_encoder_cap},
371
372    {"native_get_audio_encoder_cap",           "(I)Landroid/media/EncoderCapabilities$AudioEncoderCap;",
373                                                                         (void *)android_media_MediaProfiles_native_get_audio_encoder_cap},
374};
375
376static JNINativeMethod gMethodsForCamcorderProfileClass[] = {
377    {"native_init",                            "()V",                    (void *)android_media_MediaProfiles_native_init},
378    {"native_get_camcorder_profile",           "(II)Landroid/media/CamcorderProfile;",
379                                                                         (void *)android_media_MediaProfiles_native_get_camcorder_profile},
380    {"native_has_camcorder_profile",           "(II)Z",
381                                                                         (void *)android_media_MediaProfiles_native_has_camcorder_profile},
382};
383
384static JNINativeMethod gMethodsForDecoderCapabilitiesClass[] = {
385    {"native_init",                            "()V",                    (void *)android_media_MediaProfiles_native_init},
386    {"native_get_num_video_decoders",          "()I",                    (void *)android_media_MediaProfiles_native_get_num_video_decoders},
387    {"native_get_num_audio_decoders",          "()I",                    (void *)android_media_MediaProfiles_native_get_num_audio_decoders},
388    {"native_get_video_decoder_type",          "(I)I",                   (void *)android_media_MediaProfiles_native_get_video_decoder_type},
389    {"native_get_audio_decoder_type",          "(I)I",                   (void *)android_media_MediaProfiles_native_get_audio_decoder_type},
390};
391
392static JNINativeMethod gMethodsForCameraProfileClass[] = {
393    {"native_init",                            "()V",                    (void *)android_media_MediaProfiles_native_init},
394    {"native_get_num_image_encoding_quality_levels",
395                                               "(I)I",                   (void *)android_media_MediaProfiles_native_get_num_image_encoding_quality_levels},
396    {"native_get_image_encoding_quality_level","(II)I",                   (void *)android_media_MediaProfiles_native_get_image_encoding_quality_level},
397};
398
399static JNINativeMethod gMethodsForVideoEditorProfileClass[] = {
400    {"native_init",                            "()V",         (void *)android_media_MediaProfiles_native_init},
401    {"native_get_videoeditor_profile", "()Landroid/media/videoeditor/VideoEditorProfile;", (void *)android_media_MediaProfiles_native_get_videoeditor_profile},
402    {"native_get_videoeditor_export_profile", "(I)I", (void *)android_media_MediaProfiles_native_get_videoeditor_export_profile},
403    {"native_get_videoeditor_export_level", "(I)I", (void *)android_media_MediaProfiles_native_get_videoeditor_export_level},
404};
405
406static const char* const kEncoderCapabilitiesClassPathName = "android/media/EncoderCapabilities";
407static const char* const kDecoderCapabilitiesClassPathName = "android/media/DecoderCapabilities";
408static const char* const kCamcorderProfileClassPathName = "android/media/CamcorderProfile";
409static const char* const kCameraProfileClassPathName = "android/media/CameraProfile";
410static const char* const kVideoEditorProfileClassPathName =
411    "android/media/videoeditor/VideoEditorProfile";
412
413// This function only registers the native methods, and is called from
414// JNI_OnLoad in android_media_MediaPlayer.cpp
415int register_android_media_MediaProfiles(JNIEnv *env)
416{
417    int ret1 = AndroidRuntime::registerNativeMethods(env,
418               kEncoderCapabilitiesClassPathName,
419               gMethodsForEncoderCapabilitiesClass,
420               NELEM(gMethodsForEncoderCapabilitiesClass));
421
422    int ret2 = AndroidRuntime::registerNativeMethods(env,
423               kCamcorderProfileClassPathName,
424               gMethodsForCamcorderProfileClass,
425               NELEM(gMethodsForCamcorderProfileClass));
426
427    int ret3 = AndroidRuntime::registerNativeMethods(env,
428               kDecoderCapabilitiesClassPathName,
429               gMethodsForDecoderCapabilitiesClass,
430               NELEM(gMethodsForDecoderCapabilitiesClass));
431
432    int ret4 = AndroidRuntime::registerNativeMethods(env,
433               kCameraProfileClassPathName,
434               gMethodsForCameraProfileClass,
435               NELEM(gMethodsForCameraProfileClass));
436
437    int ret5 = AndroidRuntime::registerNativeMethods(env,
438               kVideoEditorProfileClassPathName,
439               gMethodsForVideoEditorProfileClass,
440               NELEM(gMethodsForVideoEditorProfileClass));
441
442    // Success if all return values from above are 0
443    return (ret1 || ret2 || ret3 || ret4 || ret5);
444}
445