#define AV_STRINGIFY(s) AV_TOSTRING(s)
#define AV_TOSTRING(s) #s
-#define LIBAVCODEC_VERSION_INT ((51<<16)+(37<<8)+0)
-#define LIBAVCODEC_VERSION 51.37.0
+#define LIBAVCODEC_VERSION_INT ((51<<16)+(38<<8)+0)
+#define LIBAVCODEC_VERSION 51.38.0
#define LIBAVCODEC_BUILD LIBAVCODEC_VERSION_INT
#define LIBAVCODEC_IDENT "Lavc" AV_STRINGIFY(LIBAVCODEC_VERSION)
extern AVBitStreamFilter mp3_header_compress_bsf;
extern AVBitStreamFilter mp3_header_decompress_bsf;
extern AVBitStreamFilter mjpega_dump_header_bsf;
+extern AVBitStreamFilter imx_dump_header_bsf;
/* memory */
#include "mpegvideo.h"
#include "mpeg12data.h"
+#include "bytestream.h"
//#undef NDEBUG
//#include <assert.h>
};
#endif /* !CONFIG_MPEGVIDEO_PARSER */
+static int imx_dump_header(AVBitStreamFilterContext *bsfc, AVCodecContext *avctx, const char *args,
+ uint8_t **poutbuf, int *poutbuf_size,
+ const uint8_t *buf, int buf_size, int keyframe)
+{
+ /* MXF essence element key */
+ static const uint8_t imx_header[16] = { 0x06,0x0e,0x2b,0x34,0x01,0x02,0x01,0x01,0x0d,0x01,0x03,0x01,0x05,0x01,0x01,0x00 };
+ uint8_t *poutbufp;
+
+ if (avctx->codec_id != CODEC_ID_MPEG2VIDEO) {
+ av_log(avctx, AV_LOG_ERROR, "imx bitstream filter only applies to mpeg2video codec\n");
+ return 0;
+ }
+
+ *poutbuf = av_malloc(buf_size + 20 + FF_INPUT_BUFFER_PADDING_SIZE);
+ poutbufp = *poutbuf;
+ bytestream_put_buffer(&poutbufp, imx_header, 16);
+ bytestream_put_byte(&poutbufp, 0x83); /* KLV BER long form */
+ bytestream_put_be24(&poutbufp, buf_size);
+ bytestream_put_buffer(&poutbufp, buf, buf_size);
+ *poutbuf_size = poutbufp - *poutbuf;
+ return 1;
+}
+
+AVBitStreamFilter imx_dump_header_bsf = {
+ "imxdump",
+ 0,
+ imx_dump_header,
+};
+
/* this is ugly i know, but the alternative is too make
hundreds of vars global and prefix them with ff_mpeg1_
which is far uglier. */