Android/scrcpy
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Move previous packet to a local variable

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It is only used from run_recorder().
This commit is contained in:
Romain Vimont 2023-02-17 09:01:48 +01:00
parent b6744e7887
commit db5751a76a
2 changed files with 8 additions and 12 deletions
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14
app/src/recorder.c
View file

@ -138,6 +138,10 @@ run_recorder(void *data) {
int64_t pts_origin = AV_NOPTS_VALUE;
// We can write a packet only once we received the next one so that we can
// set its duration (next_pts - current_pts)
struct sc_record_packet *previous = NULL;
for (;;) {
sc_mutex_lock(&recorder->mutex);
@ -150,7 +154,7 @@ run_recorder(void *data) {
if (recorder->stopped && sc_queue_is_empty(&recorder->queue)) {
sc_mutex_unlock(&recorder->mutex);
struct sc_record_packet *last = recorder->previous;
struct sc_record_packet *last = previous;
if (last) {
// assign an arbitrary duration to the last packet
last->packet->duration = 100000;
@ -183,12 +187,9 @@ run_recorder(void *data) {
rec->packet->dts = rec->packet->pts;
}
// recorder->previous is only written from this thread, no need to lock
struct sc_record_packet *previous = recorder->previous;
recorder->previous = rec;
if (!previous) {
// we just received the first packet
previous = rec;
continue;
}
@ -212,6 +213,8 @@ run_recorder(void *data) {
sc_mutex_unlock(&recorder->mutex);
break;
}
previous = rec;
}
if (!recorder->failed) {
@ -256,7 +259,6 @@ sc_recorder_open(struct sc_recorder *recorder, const AVCodec *input_codec) {
recorder->stopped = false;
recorder->failed = false;
recorder->header_written = false;
recorder->previous = NULL;
const char *format_name = sc_recorder_get_format_name(recorder->format);
assert(format_name);

6
app/src/recorder.h
View file

@ -34,12 +34,6 @@ struct sc_recorder {
bool stopped; // set on recorder_close()
bool failed; // set on packet write failure
struct sc_recorder_queue queue;
// we can write a packet only once we received the next one so that we can
// set its duration (next_pts - current_pts)
// "previous" is only accessed from the recorder thread, so it does not
// need to be protected by the mutex
struct sc_record_packet *previous;
};
bool