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Expose recorder as packet sink

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Make recorder implement the packet sink trait.

This will allow the stream to push packets without depending on the
concrete sink type.
This commit is contained in:
Romain Vimont 2021-04-11 15:01:05 +02:00
parent fe8de893ca
commit 5980183a33
2 changed files with 32 additions and 0 deletions
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29
app/src/recorder.c
View file

@ -5,6 +5,9 @@
#include "util/log.h"
/** Downcast packet_sink to recorder */
#define DOWNCAST(SINK) container_of(SINK, struct recorder, packet_sink)
static const AVRational SCRCPY_TIME_BASE = {1, 1000000}; // timestamps in us
static const AVOutputFormat *
@ -312,6 +315,24 @@ recorder_push(struct recorder *recorder, const AVPacket *packet) {
return true;
}
static bool
recorder_packet_sink_open(struct sc_packet_sink *sink, const AVCodec *codec) {
struct recorder *recorder = DOWNCAST(sink);
return recorder_open(recorder, codec);
}
static void
recorder_packet_sink_close(struct sc_packet_sink *sink) {
struct recorder *recorder = DOWNCAST(sink);
recorder_close(recorder);
}
static bool
recorder_packet_sink_push(struct sc_packet_sink *sink, const AVPacket *packet) {
struct recorder *recorder = DOWNCAST(sink);
return recorder_push(recorder, packet);
}
bool
recorder_init(struct recorder *recorder,
const char *filename,
@ -346,6 +367,14 @@ recorder_init(struct recorder *recorder,
recorder->header_written = false;
recorder->previous = NULL;
static const struct sc_packet_sink_ops ops = {
.open = recorder_packet_sink_open,
.close = recorder_packet_sink_close,
.push = recorder_packet_sink_push,
};
recorder->packet_sink.ops = &ops;
return true;
}

3
app/src/recorder.h
View file

@ -8,6 +8,7 @@
#include "coords.h"
#include "scrcpy.h"
#include "trait/packet_sink.h"
#include "util/queue.h"
#include "util/thread.h"
@ -19,6 +20,8 @@ struct record_packet {
struct recorder_queue QUEUE(struct record_packet);
struct recorder {
struct sc_packet_sink packet_sink; // packet sink trait
char *filename;
enum sc_record_format format;
AVFormatContext *ctx;