Signed-off-by: Paul B Mahol <onemda@gmail.com>
Paul B Mahol authored on 2017/01/20 04:43:40... | ... |
@@ -950,6 +950,7 @@ OBJS-$(CONFIG_VC1_PARSER) += vc1_parser.o vc1.o vc1data.o \ |
950 | 950 |
OBJS-$(CONFIG_VP3_PARSER) += vp3_parser.o |
951 | 951 |
OBJS-$(CONFIG_VP8_PARSER) += vp8_parser.o |
952 | 952 |
OBJS-$(CONFIG_VP9_PARSER) += vp9_parser.o |
953 |
+OBJS-$(CONFIG_XMA_PARSER) += xma_parser.o |
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953 | 954 |
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954 | 955 |
# bitstream filters |
955 | 956 |
OBJS-$(CONFIG_AAC_ADTSTOASC_BSF) += aac_adtstoasc_bsf.o aacadtsdec.o \ |
... | ... |
@@ -28,7 +28,7 @@ |
28 | 28 |
#include "libavutil/version.h" |
29 | 29 |
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30 | 30 |
#define LIBAVCODEC_VERSION_MAJOR 57 |
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-#define LIBAVCODEC_VERSION_MINOR 74 |
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+#define LIBAVCODEC_VERSION_MINOR 75 |
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32 | 32 |
#define LIBAVCODEC_VERSION_MICRO 100 |
33 | 33 |
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34 | 34 |
#define LIBAVCODEC_VERSION_INT AV_VERSION_INT(LIBAVCODEC_VERSION_MAJOR, \ |
35 | 35 |
new file mode 100644 |
... | ... |
@@ -0,0 +1,62 @@ |
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+/* |
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+ * This file is part of FFmpeg. |
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+ * |
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+ * FFmpeg 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; either |
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+ * version 2.1 of the License, or (at your option) any later version. |
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+ * |
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+ * FFmpeg 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 FFmpeg; 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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+/** |
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+ * @file |
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+ * XMA2 audio parser |
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+ */ |
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+ |
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+#include "parser.h" |
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+ |
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+typedef struct XMAParserContext{ |
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+ int skip_packets; |
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+} XMAParserContext; |
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+ |
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+static int xma_parse(AVCodecParserContext *s1, AVCodecContext *avctx, |
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+ const uint8_t **poutbuf, int *poutbuf_size, |
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+ const uint8_t *buf, int buf_size) |
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+{ |
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+ XMAParserContext *s = s1->priv_data; |
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+ |
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+ if (buf_size % 2048 == 0) { |
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+ int duration = 0, packet, nb_packets = buf_size / 2048; |
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+ |
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+ for (packet = 0; packet < nb_packets; packet++) { |
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+ if (s->skip_packets == 0) { |
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+ duration += buf[packet * 2048] * 128; |
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+ s->skip_packets = buf[packet * 2048 + 3] + 1; |
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+ } |
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+ s->skip_packets--; |
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+ } |
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+ |
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+ s1->duration = duration; |
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+ s1->key_frame = !!duration; |
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+ } |
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+ |
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+ /* always return the full packet. this parser isn't doing any splitting or |
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+ combining, only packet analysis */ |
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+ *poutbuf = buf; |
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+ *poutbuf_size = buf_size; |
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+ return buf_size; |
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+} |
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+ |
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+AVCodecParser ff_xma_parser = { |
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+ .codec_ids = { AV_CODEC_ID_XMA2 }, |
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+ .priv_data_size = sizeof(XMAParserContext), |
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+ .parser_parse = xma_parse, |
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+}; |