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Remove compat with old FFmpeg decoding API

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The new API has been introduced in 2016 in libavcodec 57.xx, it's very
old.

This will avoid to maintain two code paths for decoding.
This commit is contained in:
Romain Vimont 2021-04-11 15:01:05 +02:00
parent 55806e7d31
commit de9b79ec2d
2 changed files with 0 additions and 27 deletions
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10
app/src/compat.h
View file

@ -8,7 +8,6 @@
# define _DARWIN_C_SOURCE
#endif
#include <libavcodec/version.h>
#include <libavformat/version.h>
#include <SDL2/SDL_version.h>
@ -33,15 +32,6 @@
# define SCRCPY_LAVF_REQUIRES_REGISTER_ALL
#endif
// In ffmpeg/doc/APIchanges:
// 2016-04-21 - 7fc329e - lavc 57.37.100 - avcodec.h
// Add a new audio/video encoding and decoding API with decoupled input
// and output -- avcodec_send_packet(), avcodec_receive_frame(),
// avcodec_send_frame() and avcodec_receive_packet().
#if LIBAVCODEC_VERSION_INT >= AV_VERSION_INT(57, 37, 100)
# define SCRCPY_LAVF_HAS_NEW_ENCODING_DECODING_API
#endif
#if SDL_VERSION_ATLEAST(2, 0, 5)
// <https://wiki.libsdl.org/SDL_HINT_MOUSE_FOCUS_CLICKTHROUGH>
# define SCRCPY_SDL_HAS_HINT_MOUSE_FOCUS_CLICKTHROUGH

17
app/src/decoder.c
View file

@ -36,9 +36,6 @@ decoder_close(struct decoder *decoder) {
bool
decoder_push(struct decoder *decoder, const AVPacket *packet) {
// the new decoding/encoding API has been introduced by:
// <http://git.videolan.org/?p=ffmpeg.git;a=commitdiff;h=7fc329e2dd6226dfecaa4a1d7adf353bf2773726>
#ifdef SCRCPY_LAVF_HAS_NEW_ENCODING_DECODING_API
int ret;
if ((ret = avcodec_send_packet(decoder->codec_ctx, packet)) < 0) {
LOGE("Could not send video packet: %d", ret);
@ -53,19 +50,5 @@ decoder_push(struct decoder *decoder, const AVPacket *packet) {
LOGE("Could not receive video frame: %d", ret);
return false;
}
#else
int got_picture;
int len = avcodec_decode_video2(decoder->codec_ctx,
decoder->video_buffer->producer_frame,
&got_picture,
packet);
if (len < 0) {
LOGE("Could not decode video packet: %d", len);
return false;
}
if (got_picture) {
video_buffer_producer_offer_frame(decoder->video_buffer);
}
#endif
return true;
}