mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
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193 lines
5 KiB
C
193 lines
5 KiB
C
/*
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* Copyright (C) 2012, Collabora Ltd.
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* Copyright (C) 2012, Cisco Systems, Inc.
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* Author: Youness Alaoui <youness.alaoui@collabora.co.uk>
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*
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* Copyright (C) 2015, Collabora Ltd.
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* Author: Justin Kim <justin.kim@collabora.com>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation
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* version 2.1 of the License.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*
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*/
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include "gstjniutils.h"
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#include "gst-android-graphics-imageformat.h"
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static struct
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{
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jclass klass;
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jmethodID get_bits_per_pixel;
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jint JPEG;
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jint NV16;
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jint NV21;
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jint RGB_565;
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jint UNKNOWN;
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jint YUY2;
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jint YV12;
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} android_graphics_imageformat = {
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0};
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gint ImageFormat_JPEG;
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gint ImageFormat_NV16;
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gint ImageFormat_NV21;
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gint ImageFormat_RGB_565;
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gint ImageFormat_UNKNOWN;
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gint ImageFormat_YUY2;
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gint ImageFormat_YV12;
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static gboolean
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_init_classes (void)
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{
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JNIEnv *env;
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jfieldID fieldID;
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jclass klass;
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GError *err = NULL;
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env = gst_amc_jni_get_env ();
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/* android.graphics.ImageFormat */
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klass = android_graphics_imageformat.klass =
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gst_amc_jni_get_class (env, &err, "android/graphics/ImageFormat");
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if (err)
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goto failed;
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android_graphics_imageformat.get_bits_per_pixel =
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gst_amc_jni_get_static_method_id (env, &err, klass,
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"getBitsPerPixel", "(I)I");
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if (err)
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goto failed;
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fieldID = gst_amc_jni_get_static_field_id (env, &err, klass, "JPEG", "I");
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if (err)
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goto failed;
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if (!gst_amc_jni_get_static_int_field (env, &err, klass, fieldID,
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&android_graphics_imageformat.JPEG))
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goto failed;
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ImageFormat_JPEG = android_graphics_imageformat.JPEG;
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fieldID = gst_amc_jni_get_static_field_id (env, &err, klass, "NV16", "I");
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if (err)
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goto failed;
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if (!gst_amc_jni_get_static_int_field (env, &err, klass, fieldID,
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&android_graphics_imageformat.NV16))
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goto failed;
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ImageFormat_NV16 = android_graphics_imageformat.NV16;
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fieldID = gst_amc_jni_get_static_field_id (env, &err, klass, "NV21", "I");
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if (err)
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goto failed;
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if (!gst_amc_jni_get_static_int_field (env, &err, klass, fieldID,
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&android_graphics_imageformat.NV21))
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goto failed;
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ImageFormat_NV21 = android_graphics_imageformat.NV21;
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fieldID = gst_amc_jni_get_static_field_id (env, &err, klass, "RGB_565", "I");
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if (err)
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goto failed;
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if (!gst_amc_jni_get_static_int_field (env, &err, klass, fieldID,
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&android_graphics_imageformat.RGB_565))
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goto failed;
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ImageFormat_RGB_565 = android_graphics_imageformat.RGB_565;
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fieldID = gst_amc_jni_get_static_field_id (env, &err, klass, "UNKNOWN", "I");
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if (err)
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goto failed;
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if (!gst_amc_jni_get_static_int_field (env, &err, klass, fieldID,
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&android_graphics_imageformat.UNKNOWN))
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goto failed;
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ImageFormat_UNKNOWN = android_graphics_imageformat.UNKNOWN;
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fieldID = gst_amc_jni_get_static_field_id (env, &err, klass, "YUY2", "I");
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if (err)
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goto failed;
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if (!gst_amc_jni_get_static_int_field (env, &err, klass, fieldID,
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&android_graphics_imageformat.YUY2))
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goto failed;
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ImageFormat_YUY2 = android_graphics_imageformat.YUY2;
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fieldID = gst_amc_jni_get_static_field_id (env, &err, klass, "YV12", "I");
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if (err)
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goto failed;
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if (!gst_amc_jni_get_static_int_field (env, &err, klass, fieldID,
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&android_graphics_imageformat.YV12))
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goto failed;
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ImageFormat_YV12 = android_graphics_imageformat.YV12;
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return TRUE;
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failed:
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if (err) {
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GST_ERROR ("Failed to get android.graphics.ImageFormat class: %s",
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err->message);
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g_clear_error (&err);
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}
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return FALSE;
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}
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gboolean
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gst_android_graphics_imageformat_init (void)
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{
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if (!_init_classes ()) {
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gst_android_graphics_imageformat_deinit ();
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return FALSE;
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}
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return TRUE;
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}
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void
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gst_android_graphics_imageformat_deinit (void)
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{
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JNIEnv *env = gst_amc_jni_get_env ();
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if (android_graphics_imageformat.klass)
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(*env)->DeleteGlobalRef (env, android_graphics_imageformat.klass);
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android_graphics_imageformat.klass = NULL;
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}
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/* android.graphics.ImageFormat */
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gint
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gst_ag_imageformat_get_bits_per_pixel (gint format)
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{
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JNIEnv *env;
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GError *err = NULL;
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jclass klass = android_graphics_imageformat.klass;
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jint bpp = 0;
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env = gst_amc_jni_get_env ();
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if (!gst_amc_jni_call_static_int_method (env, &err,
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klass, android_graphics_imageformat.get_bits_per_pixel, &bpp,
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format)) {
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GST_ERROR ("Failed to get android.graphics.ImageFormat class: %s",
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err->message);
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g_clear_error (&err);
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}
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return bpp;
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}
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