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avformat/utils: Move ff_add_param_change to demux_utils.c
Only demuxers have a need to add side-data to a packet. Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
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@ -203,4 +203,12 @@ AVChapter *avpriv_new_chapter(AVFormatContext *s, int64_t id, AVRational time_ba
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int ff_add_attached_pic(AVFormatContext *s, AVStream *st, AVIOContext *pb,
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AVBufferRef **buf, int size);
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/**
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* Add side data to a packet for changing parameters to the given values.
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* Parameters set to 0 aren't included in the change.
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*/
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int ff_add_param_change(AVPacket *pkt, int32_t channels,
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uint64_t channel_layout, int32_t sample_rate,
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int32_t width, int32_t height);
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#endif /* AVFORMAT_DEMUX_H */
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@ -19,7 +19,10 @@
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#include "libavutil/version.h"
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#include "libavutil/avassert.h"
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#include "libavcodec/bytestream.h"
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#include "libavcodec/packet_internal.h"
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#include "avformat.h"
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#include "demux.h"
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@ -143,3 +146,54 @@ fail:
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ff_remove_stream(s, st);
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return ret;
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}
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int ff_add_param_change(AVPacket *pkt, int32_t channels,
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uint64_t channel_layout, int32_t sample_rate,
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int32_t width, int32_t height)
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{
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uint32_t flags = 0;
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int size = 4;
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uint8_t *data;
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if (!pkt)
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return AVERROR(EINVAL);
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#if FF_API_OLD_CHANNEL_LAYOUT
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FF_DISABLE_DEPRECATION_WARNINGS
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if (channels) {
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size += 4;
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flags |= AV_SIDE_DATA_PARAM_CHANGE_CHANNEL_COUNT;
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}
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if (channel_layout) {
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size += 8;
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flags |= AV_SIDE_DATA_PARAM_CHANGE_CHANNEL_LAYOUT;
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}
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FF_ENABLE_DEPRECATION_WARNINGS
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#endif
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if (sample_rate) {
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size += 4;
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flags |= AV_SIDE_DATA_PARAM_CHANGE_SAMPLE_RATE;
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}
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if (width || height) {
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size += 8;
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flags |= AV_SIDE_DATA_PARAM_CHANGE_DIMENSIONS;
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}
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data = av_packet_new_side_data(pkt, AV_PKT_DATA_PARAM_CHANGE, size);
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if (!data)
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return AVERROR(ENOMEM);
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bytestream_put_le32(&data, flags);
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#if FF_API_OLD_CHANNEL_LAYOUT
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FF_DISABLE_DEPRECATION_WARNINGS
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if (channels)
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bytestream_put_le32(&data, channels);
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if (channel_layout)
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bytestream_put_le64(&data, channel_layout);
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FF_ENABLE_DEPRECATION_WARNINGS
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#endif
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if (sample_rate)
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bytestream_put_le32(&data, sample_rate);
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if (width || height) {
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bytestream_put_le32(&data, width);
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bytestream_put_le32(&data, height);
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}
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return 0;
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}
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@ -34,6 +34,7 @@
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#include "libavutil/intreadwrite.h"
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#include "libavutil/mathematics.h"
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#include "avformat.h"
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#include "demux.h"
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#include "internal.h"
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#include "flv.h"
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@ -584,14 +584,6 @@ const AVCodec *ff_find_decoder(AVFormatContext *s, const AVStream *st,
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void avpriv_set_pts_info(AVStream *st, int pts_wrap_bits,
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unsigned int pts_num, unsigned int pts_den);
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/**
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* Add side data to a packet for changing parameters to the given values.
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* Parameters set to 0 aren't included in the change.
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*/
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int ff_add_param_change(AVPacket *pkt, int32_t channels,
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uint64_t channel_layout, int32_t sample_rate,
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int32_t width, int32_t height);
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/**
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* Set the timebase for each stream from the corresponding codec timebase and
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* print it.
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@ -35,6 +35,7 @@
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#include "libavutil/channel_layout.h"
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#include "libavutil/intreadwrite.h"
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#include "avformat.h"
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#include "demux.h"
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#include "internal.h"
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#define CHUNK_PREAMBLE_SIZE 4
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@ -32,6 +32,7 @@
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#include "libavutil/internal.h"
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#include "libavutil/intreadwrite.h"
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#include "libavcodec/get_bits.h"
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#include "demux.h"
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#include "swf.h"
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#include "flv.h"
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@ -28,13 +28,13 @@
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#include "libavutil/bprint.h"
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#include "libavutil/dict.h"
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#include "libavutil/internal.h"
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#include "libavutil/intreadwrite.h"
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#include "libavutil/opt.h"
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#include "libavutil/pixfmt.h"
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#include "libavutil/thread.h"
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#include "libavutil/time.h"
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#include "libavcodec/bsf.h"
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#include "libavcodec/bytestream.h"
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#include "libavcodec/internal.h"
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#include "libavcodec/packet_internal.h"
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@ -1007,57 +1007,6 @@ int avformat_network_deinit(void)
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return 0;
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}
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int ff_add_param_change(AVPacket *pkt, int32_t channels,
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uint64_t channel_layout, int32_t sample_rate,
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int32_t width, int32_t height)
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{
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uint32_t flags = 0;
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int size = 4;
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uint8_t *data;
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if (!pkt)
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return AVERROR(EINVAL);
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#if FF_API_OLD_CHANNEL_LAYOUT
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FF_DISABLE_DEPRECATION_WARNINGS
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if (channels) {
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size += 4;
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flags |= AV_SIDE_DATA_PARAM_CHANGE_CHANNEL_COUNT;
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}
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if (channel_layout) {
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size += 8;
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flags |= AV_SIDE_DATA_PARAM_CHANGE_CHANNEL_LAYOUT;
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}
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FF_ENABLE_DEPRECATION_WARNINGS
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#endif
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if (sample_rate) {
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size += 4;
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flags |= AV_SIDE_DATA_PARAM_CHANGE_SAMPLE_RATE;
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}
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if (width || height) {
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size += 8;
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flags |= AV_SIDE_DATA_PARAM_CHANGE_DIMENSIONS;
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}
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data = av_packet_new_side_data(pkt, AV_PKT_DATA_PARAM_CHANGE, size);
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if (!data)
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return AVERROR(ENOMEM);
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bytestream_put_le32(&data, flags);
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#if FF_API_OLD_CHANNEL_LAYOUT
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FF_DISABLE_DEPRECATION_WARNINGS
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if (channels)
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bytestream_put_le32(&data, channels);
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if (channel_layout)
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bytestream_put_le64(&data, channel_layout);
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FF_ENABLE_DEPRECATION_WARNINGS
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#endif
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if (sample_rate)
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bytestream_put_le32(&data, sample_rate);
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if (width || height) {
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bytestream_put_le32(&data, width);
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bytestream_put_le32(&data, height);
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}
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return 0;
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}
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AVRational av_guess_sample_aspect_ratio(AVFormatContext *format, AVStream *stream, AVFrame *frame)
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{
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AVRational undef = {0, 1};
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