PR #21391 opened by winterheart URL: https://code.ffmpeg.org/FFmpeg/FFmpeg/pulls/21391 Patch URL: https://code.ffmpeg.org/FFmpeg/FFmpeg/pulls/21391.patch
adpcm_ima_xbox is pretty similar to standard ADPCM IMA encoder, difference is only frame_size and block_align settings of ADPCM encoder. Signed-off-by: Azamat H. Hackimov <[email protected]> >From e57d1c67eb992a84d222eae6ece8ac5f2acabcf1 Mon Sep 17 00:00:00 2001 From: "Azamat H. Hackimov" <[email protected]> Date: Sun, 4 Jan 2026 22:23:55 +0300 Subject: [PATCH] avcodec/adpcmenc: Add ADPCM IMA Xbox encoder adpcm_ima_xbox is pretty similar to standard ADPCM IMA encoder, difference is only frame_size and block_align settings of ADPCM encoder. Signed-off-by: Azamat H. Hackimov <[email protected]> --- Changelog | 1 + doc/general_contents.texi | 2 +- libavcodec/Makefile | 1 + libavcodec/adpcmenc.c | 33 ++++++++++++++++++++------------- libavcodec/allcodecs.c | 1 + libavcodec/version.h | 2 +- 6 files changed, 25 insertions(+), 15 deletions(-) diff --git a/Changelog b/Changelog index 2f97b280cb..e1a628ffce 100644 --- a/Changelog +++ b/Changelog @@ -19,6 +19,7 @@ version <next>: - JPEG-XS decoder and encoder through libsvtjpegxs - JPEG-XS raw bitstream muxer and demuxer - IAMF Projection mode Ambisonic Audio Elements muxing and demuxing +- ADPCM IMA Xbox encoder version 8.0: diff --git a/doc/general_contents.texi b/doc/general_contents.texi index 47ac1989f2..f7b5d46738 100644 --- a/doc/general_contents.texi +++ b/doc/general_contents.texi @@ -1255,7 +1255,7 @@ following image formats are supported: @item ADPCM IMA Duck DK4 @tab @tab X @tab Used in some Sega Saturn console games. @item ADPCM IMA Radical @tab @tab X -@item ADPCM IMA Xbox @tab @tab X +@item ADPCM IMA Xbox @tab X @tab X @item ADPCM Microsoft @tab X @tab X @item ADPCM MS IMA @tab X @tab X @item ADPCM Nintendo Gamecube AFC @tab @tab X diff --git a/libavcodec/Makefile b/libavcodec/Makefile index 3d60347a19..383fd2592c 100644 --- a/libavcodec/Makefile +++ b/libavcodec/Makefile @@ -1013,6 +1013,7 @@ OBJS-$(CONFIG_ADPCM_IMA_WAV_ENCODER) += adpcmenc.o adpcm_data.o OBJS-$(CONFIG_ADPCM_IMA_WS_DECODER) += adpcm.o adpcm_data.o OBJS-$(CONFIG_ADPCM_IMA_WS_ENCODER) += adpcmenc.o adpcm_data.o OBJS-$(CONFIG_ADPCM_IMA_XBOX_DECODER) += adpcm.o adpcm_data.o +OBJS-$(CONFIG_ADPCM_IMA_XBOX_ENCODER) += adpcmenc.o adpcm_data.o OBJS-$(CONFIG_ADPCM_MS_DECODER) += adpcm.o adpcm_data.o OBJS-$(CONFIG_ADPCM_MS_ENCODER) += adpcmenc.o adpcm_data.o OBJS-$(CONFIG_ADPCM_MTAF_DECODER) += adpcm.o adpcm_data.o diff --git a/libavcodec/adpcmenc.c b/libavcodec/adpcmenc.c index 96a053351d..69d49f1c33 100644 --- a/libavcodec/adpcmenc.c +++ b/libavcodec/adpcmenc.c @@ -136,6 +136,10 @@ static av_cold int adpcm_encode_init(AVCodecContext *avctx) avctx->block_align = s->block_size; avctx->bits_per_coded_sample = 4; ) /* End of CASE */ + CASE(ADPCM_IMA_XBOX, + avctx->frame_size = 65; + avctx->block_align = 36 * channels; + ) /* End of CASE */ CASE(ADPCM_IMA_QT, avctx->frame_size = 64; avctx->block_align = 34 * channels; @@ -623,7 +627,8 @@ static int adpcm_encode_frame(AVCodecContext *avctx, AVPacket *avpkt, dst = avpkt->data; switch(avctx->codec->id) { - CASE(ADPCM_IMA_WAV, + case AV_CODEC_ID_ADPCM_IMA_WAV: + case AV_CODEC_ID_ADPCM_IMA_XBOX: { int blocks = (frame->nb_samples - 1) / 8; for (int ch = 0; ch < channels; ch++) { @@ -667,7 +672,8 @@ static int adpcm_encode_frame(AVCodecContext *avctx, AVPacket *avpkt, } } } - ) /* End of CASE */ + } + break; CASE(ADPCM_IMA_QT, PutBitContext pb; init_put_bits(&pb, dst, pkt_size); @@ -1021,14 +1027,15 @@ const FFCodec ff_ ## name_ ## _encoder = { \ ADPCM_ENCODER_3(CONFIG_ ## codec ## _ENCODER, AV_CODEC_ID_ ## codec, \ name, sample_fmts, capabilities, long_name) -ADPCM_ENCODER(ADPCM_ARGO, adpcm_argo, sample_fmts_p, 0, "ADPCM Argonaut Games") -ADPCM_ENCODER(ADPCM_IMA_AMV, adpcm_ima_amv, sample_fmts, 0, "ADPCM IMA AMV") -ADPCM_ENCODER(ADPCM_IMA_APM, adpcm_ima_apm, sample_fmts, AV_CODEC_CAP_SMALL_LAST_FRAME, "ADPCM IMA Ubisoft APM") -ADPCM_ENCODER(ADPCM_IMA_ALP, adpcm_ima_alp, sample_fmts, AV_CODEC_CAP_SMALL_LAST_FRAME, "ADPCM IMA High Voltage Software ALP") -ADPCM_ENCODER(ADPCM_IMA_QT, adpcm_ima_qt, sample_fmts_p, 0, "ADPCM IMA QuickTime") -ADPCM_ENCODER(ADPCM_IMA_SSI, adpcm_ima_ssi, sample_fmts, AV_CODEC_CAP_SMALL_LAST_FRAME, "ADPCM IMA Simon & Schuster Interactive") -ADPCM_ENCODER(ADPCM_IMA_WAV, adpcm_ima_wav, sample_fmts_p, 0, "ADPCM IMA WAV") -ADPCM_ENCODER(ADPCM_IMA_WS, adpcm_ima_ws, sample_fmts, AV_CODEC_CAP_SMALL_LAST_FRAME, "ADPCM IMA Westwood") -ADPCM_ENCODER(ADPCM_MS, adpcm_ms, sample_fmts, 0, "ADPCM Microsoft") -ADPCM_ENCODER(ADPCM_SWF, adpcm_swf, sample_fmts, 0, "ADPCM Shockwave Flash") -ADPCM_ENCODER(ADPCM_YAMAHA, adpcm_yamaha, sample_fmts, 0, "ADPCM Yamaha") +ADPCM_ENCODER(ADPCM_ARGO, adpcm_argo, sample_fmts_p, 0, "ADPCM Argonaut Games") +ADPCM_ENCODER(ADPCM_IMA_AMV, adpcm_ima_amv, sample_fmts, 0, "ADPCM IMA AMV") +ADPCM_ENCODER(ADPCM_IMA_APM, adpcm_ima_apm, sample_fmts, AV_CODEC_CAP_SMALL_LAST_FRAME, "ADPCM IMA Ubisoft APM") +ADPCM_ENCODER(ADPCM_IMA_ALP, adpcm_ima_alp, sample_fmts, AV_CODEC_CAP_SMALL_LAST_FRAME, "ADPCM IMA High Voltage Software ALP") +ADPCM_ENCODER(ADPCM_IMA_QT, adpcm_ima_qt, sample_fmts_p, 0, "ADPCM IMA QuickTime") +ADPCM_ENCODER(ADPCM_IMA_SSI, adpcm_ima_ssi, sample_fmts, AV_CODEC_CAP_SMALL_LAST_FRAME, "ADPCM IMA Simon & Schuster Interactive") +ADPCM_ENCODER(ADPCM_IMA_WAV, adpcm_ima_wav, sample_fmts_p, 0, "ADPCM IMA WAV") +ADPCM_ENCODER(ADPCM_IMA_WS, adpcm_ima_ws, sample_fmts, AV_CODEC_CAP_SMALL_LAST_FRAME, "ADPCM IMA Westwood") +ADPCM_ENCODER(ADPCM_IMA_XBOX, adpcm_ima_xbox, sample_fmts_p, 0, "ADPCM IMA Xbox") +ADPCM_ENCODER(ADPCM_MS, adpcm_ms, sample_fmts, 0, "ADPCM Microsoft") +ADPCM_ENCODER(ADPCM_SWF, adpcm_swf, sample_fmts, 0, "ADPCM Shockwave Flash") +ADPCM_ENCODER(ADPCM_YAMAHA, adpcm_yamaha, sample_fmts, 0, "ADPCM Yamaha") diff --git a/libavcodec/allcodecs.c b/libavcodec/allcodecs.c index 042b07c895..6ccf53f1a0 100644 --- a/libavcodec/allcodecs.c +++ b/libavcodec/allcodecs.c @@ -699,6 +699,7 @@ extern const FFCodec ff_adpcm_ima_wav_encoder; extern const FFCodec ff_adpcm_ima_wav_decoder; extern const FFCodec ff_adpcm_ima_ws_encoder; extern const FFCodec ff_adpcm_ima_ws_decoder; +extern const FFCodec ff_adpcm_ima_xbox_encoder; extern const FFCodec ff_adpcm_ima_xbox_decoder; extern const FFCodec ff_adpcm_ms_encoder; extern const FFCodec ff_adpcm_ms_decoder; diff --git a/libavcodec/version.h b/libavcodec/version.h index 9d910cf848..8a10a7db97 100644 --- a/libavcodec/version.h +++ b/libavcodec/version.h @@ -29,7 +29,7 @@ #include "version_major.h" -#define LIBAVCODEC_VERSION_MINOR 23 +#define LIBAVCODEC_VERSION_MINOR 24 #define LIBAVCODEC_VERSION_MICRO 102 #define LIBAVCODEC_VERSION_INT AV_VERSION_INT(LIBAVCODEC_VERSION_MAJOR, \ -- 2.49.1 _______________________________________________ ffmpeg-devel mailing list -- [email protected] To unsubscribe send an email to [email protected]
