/*
* Android MediaCodec Surface functions
*
* Copyright ( c ) 2016 Matthieu Bouron < matthieu . bouron stupeflix . com >
*
* This file is part of FFmpeg .
*
* FFmpeg is free software ; you can redistribute it and / or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation ; either
* version 2 . 1 of the License , or ( at your option ) any later version .
*
* FFmpeg is distributed in the hope that it will be useful ,
* but WITHOUT ANY WARRANTY ; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE . See the GNU
* Lesser General Public License for more details .
*
* You should have received a copy of the GNU Lesser General Public
* License along with FFmpeg ; if not , write to the Free Software
* Foundation , Inc . , 51 Franklin Street , Fifth Floor , Boston , MA 02110 - 1301 USA
*/
#include <android/native_window.h>
#include <jni.h>
#include "libavutil/mem.h"
#include "ffjni.h"
#include "mediacodec_surface.h"
FFANativeWindow *ff_mediacodec_surface_ref(void *surface, void *native_window, void *log_ctx)
{
FFANativeWindow *ret;
ret = av_mallocz(sizeof (*ret));
if (!ret)
return NULL;
if (surface) {
JNIEnv *env = NULL;
env = ff_jni_get_env(log_ctx);
if (env)
ret->surface = (*env)->NewGlobalRef(env, surface);
}
if (native_window) {
ANativeWindow_acquire(native_window);
ret->native_window = native_window;
}
if (!ret->surface && !ret->native_window) {
av_log(log_ctx, AV_LOG_ERROR, "Both surface and native_window are NULL\n" );
av_freep(&ret);
}
return ret;
}
int ff_mediacodec_surface_unref(FFANativeWindow *window, void *log_ctx)
{
if (!window)
return 0 ;
if (window->surface) {
JNIEnv *env = NULL;
env = ff_jni_get_env(log_ctx);
if (env)
(*env)->DeleteGlobalRef(env, window->surface);
}
if (window->native_window)
ANativeWindow_release(window->native_window);
av_free(window);
return 0 ;
}
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¤ Dauer der Verarbeitung: 0.11 Sekunden
(vorverarbeitet am 2026-08-25)
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