From 1f9dd53d5d433ac745634784303991ee88066862 Mon Sep 17 00:00:00 2001 From: Zane van Iperen Date: Wed, 5 Aug 2020 12:15:30 +1000 Subject: [PATCH] avformat/argo_asf: add version_major and version_minor options Reviewed-by: Alexander Strasser Reviewed-by: Andreas Rheinhardt Signed-off-by: Zane van Iperen --- libavformat/argo_asf.c | 47 +++++++++++++++++++++++++++++++++++++++--- 1 file changed, 44 insertions(+), 3 deletions(-) diff --git a/libavformat/argo_asf.c b/libavformat/argo_asf.c index bb69b01ff4..d25a5de37f 100644 --- a/libavformat/argo_asf.c +++ b/libavformat/argo_asf.c @@ -23,6 +23,7 @@ #include "internal.h" #include "libavutil/intreadwrite.h" #include "libavutil/avassert.h" +#include "libavutil/opt.h" #define ASF_TAG MKTAG('A', 'S', 'F', '\0') #define ASF_FILE_HEADER_SIZE 24 @@ -63,6 +64,12 @@ typedef struct ArgoASFDemuxContext { uint32_t blocks_read; } ArgoASFDemuxContext; +typedef struct ArgoASFMuxContext { + const AVClass *class; + int version_major; + int version_minor; +} ArgoASFMuxContext; + #if CONFIG_ARGO_ASF_DEMUXER static void argo_asf_parse_file_header(ArgoASFFileHeader *hdr, const uint8_t *buf) { @@ -312,12 +319,13 @@ static void argo_asf_write_chunk_header(const ArgoASFChunkHeader *ckhdr, AVIOCon static int argo_asf_write_header(AVFormatContext *s) { const AVCodecParameters *par = s->streams[0]->codecpar; + ArgoASFMuxContext *ctx = s->priv_data; ArgoASFFileHeader fhdr; ArgoASFChunkHeader chdr; fhdr.magic = ASF_TAG; - fhdr.version_major = 2; - fhdr.version_minor = 1; + fhdr.version_major = (uint16_t)ctx->version_major; + fhdr.version_minor = (uint16_t)ctx->version_minor; fhdr.num_chunks = 1; fhdr.chunk_offset = ASF_FILE_HEADER_SIZE; strncpy(fhdr.name, av_basename(s->url), FF_ARRAY_ELEMS(fhdr.name)); @@ -360,6 +368,37 @@ static int argo_asf_write_trailer(AVFormatContext *s) return 0; } +static const AVOption argo_asf_options[] = { + { + .name = "version_major", + .help = "override file major version", + .offset = offsetof(ArgoASFMuxContext, version_major), + .type = AV_OPT_TYPE_INT, + .default_val = {.i64 = 2}, + .min = 0, + .max = UINT16_MAX, + .flags = AV_OPT_FLAG_ENCODING_PARAM + }, + { + .name = "version_minor", + .help = "override file minor version", + .offset = offsetof(ArgoASFMuxContext, version_minor), + .type = AV_OPT_TYPE_INT, + .default_val = {.i64 = 1}, + .min = 0, + .max = UINT16_MAX, + .flags = AV_OPT_FLAG_ENCODING_PARAM + }, + { NULL } +}; + +static const AVClass argo_asf_muxer_class = { + .class_name = "argo_asf_muxer", + .item_name = av_default_item_name, + .option = argo_asf_options, + .version = LIBAVUTIL_VERSION_INT +}; + AVOutputFormat ff_argo_asf_muxer = { .name = "argo_asf", .long_name = NULL_IF_CONFIG_SMALL("Argonaut Games ASF"), @@ -372,6 +411,8 @@ AVOutputFormat ff_argo_asf_muxer = { .init = argo_asf_write_init, .write_header = argo_asf_write_header, .write_packet = argo_asf_write_packet, - .write_trailer = argo_asf_write_trailer + .write_trailer = argo_asf_write_trailer, + .priv_class = &argo_asf_muxer_class, + .priv_data_size = sizeof(ArgoASFMuxContext) }; #endif