X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=libavcodec%2Fpcm.c;h=959c50b27925604b16bb32c208bc69fd93a28610;hb=549d0bdca53af7a6e0c612ab4b03baecf3a5878f;hp=190f027adcdcc81386a19c4f194285d3441c9e46;hpb=b2c75b6e6320b1a399d76913f9d98c56f386f98b;p=ffmpeg diff --git a/libavcodec/pcm.c b/libavcodec/pcm.c index 190f027adcd..959c50b2792 100644 --- a/libavcodec/pcm.c +++ b/libavcodec/pcm.c @@ -24,21 +24,21 @@ * PCM codecs */ +#include "libavutil/attributes.h" #include "avcodec.h" -#include "libavutil/common.h" /* for av_reverse */ #include "bytestream.h" +#include "internal.h" +#include "mathops.h" #include "pcm_tablegen.h" -#define MAX_CHANNELS 64 - static av_cold int pcm_encode_init(AVCodecContext *avctx) { avctx->frame_size = 0; - switch(avctx->codec->id) { - case CODEC_ID_PCM_ALAW: + switch (avctx->codec->id) { + case AV_CODEC_ID_PCM_ALAW: pcm_alaw_tableinit(); break; - case CODEC_ID_PCM_MULAW: + case AV_CODEC_ID_PCM_MULAW: pcm_ulaw_tableinit(); break; default: @@ -46,41 +46,33 @@ static av_cold int pcm_encode_init(AVCodecContext *avctx) } avctx->bits_per_coded_sample = av_get_bits_per_sample(avctx->codec->id); - avctx->block_align = avctx->channels * avctx->bits_per_coded_sample/8; - avctx->coded_frame= avcodec_alloc_frame(); - avctx->coded_frame->key_frame= 1; - - return 0; -} - -static av_cold int pcm_encode_close(AVCodecContext *avctx) -{ - av_freep(&avctx->coded_frame); + avctx->block_align = avctx->channels * avctx->bits_per_coded_sample / 8; + avctx->bit_rate = avctx->block_align * avctx->sample_rate * 8; return 0; } /** * Write PCM samples macro - * @param type Datatype of native machine format + * @param type Datatype of native machine format * @param endian bytestream_put_xxx() suffix - * @param src Source pointer (variable name) - * @param dst Destination pointer (variable name) - * @param n Total number of samples (variable name) - * @param shift Bitshift (bits) + * @param src Source pointer (variable name) + * @param dst Destination pointer (variable name) + * @param n Total number of samples (variable name) + * @param shift Bitshift (bits) * @param offset Sample value offset */ -#define ENCODE(type, endian, src, dst, n, shift, offset) \ - samples_##type = (const type*) src; \ - for(;n>0;n--) { \ - register type v = (*samples_##type++ >> shift) + offset; \ - bytestream_put_##endian(&dst, v); \ +#define ENCODE(type, endian, src, dst, n, shift, offset) \ + samples_ ## type = (const type *) src; \ + for (; n > 0; n--) { \ + register type v = (*samples_ ## type++ >> shift) + offset; \ + bytestream_put_ ## endian(&dst, v); \ } -static int pcm_encode_frame(AVCodecContext *avctx, - unsigned char *frame, int buf_size, void *data) +static int pcm_encode_frame(AVCodecContext *avctx, AVPacket *avpkt, + const AVFrame *frame, int *got_packet_ptr) { - int n, sample_size, v; + int n, sample_size, v, ret; const short *samples; unsigned char *dst; const uint8_t *srcu8; @@ -90,129 +82,133 @@ static int pcm_encode_frame(AVCodecContext *avctx, const uint16_t *samples_uint16_t; const uint32_t *samples_uint32_t; - sample_size = av_get_bits_per_sample(avctx->codec->id)/8; - n = buf_size / sample_size; - samples = data; - dst = frame; + sample_size = av_get_bits_per_sample(avctx->codec->id) / 8; + n = frame->nb_samples * avctx->channels; + samples = (const short *)frame->data[0]; - switch(avctx->codec->id) { - case CODEC_ID_PCM_U32LE: + if ((ret = ff_alloc_packet(avpkt, n * sample_size))) { + av_log(avctx, AV_LOG_ERROR, "Error getting output packet\n"); + return ret; + } + dst = avpkt->data; + + switch (avctx->codec->id) { + case AV_CODEC_ID_PCM_U32LE: ENCODE(uint32_t, le32, samples, dst, n, 0, 0x80000000) break; - case CODEC_ID_PCM_U32BE: + case AV_CODEC_ID_PCM_U32BE: ENCODE(uint32_t, be32, samples, dst, n, 0, 0x80000000) break; - case CODEC_ID_PCM_S24LE: + case AV_CODEC_ID_PCM_S24LE: ENCODE(int32_t, le24, samples, dst, n, 8, 0) break; - case CODEC_ID_PCM_S24BE: + case AV_CODEC_ID_PCM_S24BE: ENCODE(int32_t, be24, samples, dst, n, 8, 0) break; - case CODEC_ID_PCM_U24LE: + case AV_CODEC_ID_PCM_U24LE: ENCODE(uint32_t, le24, samples, dst, n, 8, 0x800000) break; - case CODEC_ID_PCM_U24BE: + case AV_CODEC_ID_PCM_U24BE: ENCODE(uint32_t, be24, samples, dst, n, 8, 0x800000) break; - case CODEC_ID_PCM_S24DAUD: - for(;n>0;n--) { - uint32_t tmp = av_reverse[(*samples >> 8) & 0xff] + - (av_reverse[*samples & 0xff] << 8); + case AV_CODEC_ID_PCM_S24DAUD: + for (; n > 0; n--) { + uint32_t tmp = ff_reverse[(*samples >> 8) & 0xff] + + (ff_reverse[*samples & 0xff] << 8); tmp <<= 4; // sync flags would go here bytestream_put_be24(&dst, tmp); samples++; } break; - case CODEC_ID_PCM_U16LE: + case AV_CODEC_ID_PCM_U16LE: ENCODE(uint16_t, le16, samples, dst, n, 0, 0x8000) break; - case CODEC_ID_PCM_U16BE: + case AV_CODEC_ID_PCM_U16BE: ENCODE(uint16_t, be16, samples, dst, n, 0, 0x8000) break; - case CODEC_ID_PCM_S8: - srcu8= data; - for(;n>0;n--) { - v = *srcu8++; + case AV_CODEC_ID_PCM_S8: + srcu8 = frame->data[0]; + for (; n > 0; n--) { + v = *srcu8++; *dst++ = v - 128; } break; #if HAVE_BIGENDIAN - case CODEC_ID_PCM_F64LE: + case AV_CODEC_ID_PCM_F64LE: ENCODE(int64_t, le64, samples, dst, n, 0, 0) break; - case CODEC_ID_PCM_S32LE: - case CODEC_ID_PCM_F32LE: + case AV_CODEC_ID_PCM_S32LE: + case AV_CODEC_ID_PCM_F32LE: ENCODE(int32_t, le32, samples, dst, n, 0, 0) break; - case CODEC_ID_PCM_S16LE: + case AV_CODEC_ID_PCM_S16LE: ENCODE(int16_t, le16, samples, dst, n, 0, 0) break; - case CODEC_ID_PCM_F64BE: - case CODEC_ID_PCM_F32BE: - case CODEC_ID_PCM_S32BE: - case CODEC_ID_PCM_S16BE: + case AV_CODEC_ID_PCM_F64BE: + case AV_CODEC_ID_PCM_F32BE: + case AV_CODEC_ID_PCM_S32BE: + case AV_CODEC_ID_PCM_S16BE: #else - case CODEC_ID_PCM_F64BE: + case AV_CODEC_ID_PCM_F64BE: ENCODE(int64_t, be64, samples, dst, n, 0, 0) break; - case CODEC_ID_PCM_F32BE: - case CODEC_ID_PCM_S32BE: + case AV_CODEC_ID_PCM_F32BE: + case AV_CODEC_ID_PCM_S32BE: ENCODE(int32_t, be32, samples, dst, n, 0, 0) break; - case CODEC_ID_PCM_S16BE: + case AV_CODEC_ID_PCM_S16BE: ENCODE(int16_t, be16, samples, dst, n, 0, 0) break; - case CODEC_ID_PCM_F64LE: - case CODEC_ID_PCM_F32LE: - case CODEC_ID_PCM_S32LE: - case CODEC_ID_PCM_S16LE: + case AV_CODEC_ID_PCM_F64LE: + case AV_CODEC_ID_PCM_F32LE: + case AV_CODEC_ID_PCM_S32LE: + case AV_CODEC_ID_PCM_S16LE: #endif /* HAVE_BIGENDIAN */ - case CODEC_ID_PCM_U8: - memcpy(dst, samples, n*sample_size); - dst += n*sample_size; + case AV_CODEC_ID_PCM_U8: + memcpy(dst, samples, n * sample_size); + dst += n * sample_size; break; - case CODEC_ID_PCM_ALAW: - for(;n>0;n--) { - v = *samples++; + case AV_CODEC_ID_PCM_ALAW: + for (; n > 0; n--) { + v = *samples++; *dst++ = linear_to_alaw[(v + 32768) >> 2]; } break; - case CODEC_ID_PCM_MULAW: - for(;n>0;n--) { - v = *samples++; + case AV_CODEC_ID_PCM_MULAW: + for (; n > 0; n--) { + v = *samples++; *dst++ = linear_to_ulaw[(v + 32768) >> 2]; } break; default: return -1; } - //avctx->frame_size = (dst - frame) / (sample_size * avctx->channels); - return dst - frame; + *got_packet_ptr = 1; + return 0; } typedef struct PCMDecode { - AVFrame frame; - short table[256]; + short table[256]; } PCMDecode; -static av_cold int pcm_decode_init(AVCodecContext * avctx) +static av_cold int pcm_decode_init(AVCodecContext *avctx) { PCMDecode *s = avctx->priv_data; int i; - if (avctx->channels <= 0 || avctx->channels > MAX_CHANNELS) { + if (avctx->channels <= 0) { av_log(avctx, AV_LOG_ERROR, "PCM channels out of bounds\n"); return AVERROR(EINVAL); } - switch(avctx->codec->id) { - case CODEC_ID_PCM_ALAW: - for(i=0;i<256;i++) + switch (avctx->codec->id) { + case AV_CODEC_ID_PCM_ALAW: + for (i = 0; i < 256; i++) s->table[i] = alaw2linear(i); break; - case CODEC_ID_PCM_MULAW: - for(i=0;i<256;i++) + case AV_CODEC_ID_PCM_MULAW: + for (i = 0; i < 256; i++) s->table[i] = ulaw2linear(i); break; default: @@ -224,56 +220,68 @@ static av_cold int pcm_decode_init(AVCodecContext * avctx) if (avctx->sample_fmt == AV_SAMPLE_FMT_S32) avctx->bits_per_raw_sample = av_get_bits_per_sample(avctx->codec->id); - avcodec_get_frame_defaults(&s->frame); - avctx->coded_frame = &s->frame; - return 0; } /** * Read PCM samples macro - * @param size Data size of native machine format + * @param size Data size of native machine format * @param endian bytestream_get_xxx() endian suffix - * @param src Source pointer (variable name) - * @param dst Destination pointer (variable name) - * @param n Total number of samples (variable name) - * @param shift Bitshift (bits) + * @param src Source pointer (variable name) + * @param dst Destination pointer (variable name) + * @param n Total number of samples (variable name) + * @param shift Bitshift (bits) * @param offset Sample value offset */ -#define DECODE(size, endian, src, dst, n, shift, offset) \ - for(;n>0;n--) { \ - uint##size##_t v = bytestream_get_##endian(&src); \ - AV_WN##size##A(dst, (v - offset) << shift); \ - dst += size / 8; \ +#define DECODE(size, endian, src, dst, n, shift, offset) \ + for (; n > 0; n--) { \ + uint ## size ## _t v = bytestream_get_ ## endian(&src); \ + AV_WN ## size ## A(dst, (v - offset) << shift); \ + dst += size / 8; \ + } + +#if HAVE_BIGENDIAN +#define DECODE_PLANAR(size, endian, src, dst, n, shift, offset) \ + { \ + int n2; \ + n /= avctx->channels; \ + for (c = 0; c < avctx->channels; c++) { \ + samples = frame->extended_data[c]; \ + n2 = n; \ + DECODE(size, endian, src, samples, n2, 0, 0) \ + } \ } +#else +#define DECODE_PLANAR(size, endian, src, dst, n, shift, offset) \ + { \ + n /= avctx->channels; \ + for (c = 0; c < avctx->channels; c++) { \ + samples = frame->extended_data[c]; \ + memcpy(samples, src, n * size / 8); \ + src += n * size / 8; \ + } \ + } +#endif /* HAVE_BIGENDIAN */ static int pcm_decode_frame(AVCodecContext *avctx, void *data, int *got_frame_ptr, AVPacket *avpkt) { const uint8_t *src = avpkt->data; - int buf_size = avpkt->size; - PCMDecode *s = avctx->priv_data; + int buf_size = avpkt->size; + PCMDecode *s = avctx->priv_data; + AVFrame *frame = data; int sample_size, c, n, ret, samples_per_block; uint8_t *samples; int32_t *dst_int32_t; - sample_size = av_get_bits_per_sample(avctx->codec_id)/8; + sample_size = av_get_bits_per_sample(avctx->codec_id) / 8; - /* av_get_bits_per_sample returns 0 for CODEC_ID_PCM_DVD */ + /* av_get_bits_per_sample returns 0 for AV_CODEC_ID_PCM_DVD */ samples_per_block = 1; - if (CODEC_ID_PCM_DVD == avctx->codec_id) { - if (avctx->bits_per_coded_sample != 20 && - avctx->bits_per_coded_sample != 24) { - av_log(avctx, AV_LOG_ERROR, "PCM DVD unsupported sample depth\n"); - return AVERROR(EINVAL); - } - /* 2 samples are interleaved per block in PCM_DVD */ - samples_per_block = 2; - sample_size = avctx->bits_per_coded_sample * 2 / 8; - } else if (avctx->codec_id == CODEC_ID_PCM_LXF) { + if (avctx->codec_id == AV_CODEC_ID_PCM_LXF) { /* we process 40-bit blocks per channel for LXF */ samples_per_block = 2; - sample_size = 5; + sample_size = 5; } if (sample_size == 0) { @@ -283,111 +291,109 @@ static int pcm_decode_frame(AVCodecContext *avctx, void *data, n = avctx->channels * sample_size; - if(n && buf_size % n){ + if (n && buf_size % n) { if (buf_size < n) { av_log(avctx, AV_LOG_ERROR, "invalid PCM packet\n"); return -1; - }else + } else buf_size -= buf_size % n; } - n = buf_size/sample_size; + n = buf_size / sample_size; /* get output buffer */ - s->frame.nb_samples = n * samples_per_block / avctx->channels; - if ((ret = avctx->get_buffer(avctx, &s->frame)) < 0) { + frame->nb_samples = n * samples_per_block / avctx->channels; + if ((ret = ff_get_buffer(avctx, frame, 0)) < 0) { av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n"); return ret; } - samples = s->frame.data[0]; + samples = frame->data[0]; - switch(avctx->codec->id) { - case CODEC_ID_PCM_U32LE: + switch (avctx->codec->id) { + case AV_CODEC_ID_PCM_U32LE: DECODE(32, le32, src, samples, n, 0, 0x80000000) break; - case CODEC_ID_PCM_U32BE: + case AV_CODEC_ID_PCM_U32BE: DECODE(32, be32, src, samples, n, 0, 0x80000000) break; - case CODEC_ID_PCM_S24LE: + case AV_CODEC_ID_PCM_S24LE: DECODE(32, le24, src, samples, n, 8, 0) break; - case CODEC_ID_PCM_S24BE: + case AV_CODEC_ID_PCM_S24BE: DECODE(32, be24, src, samples, n, 8, 0) break; - case CODEC_ID_PCM_U24LE: + case AV_CODEC_ID_PCM_U24LE: DECODE(32, le24, src, samples, n, 8, 0x800000) break; - case CODEC_ID_PCM_U24BE: + case AV_CODEC_ID_PCM_U24BE: DECODE(32, be24, src, samples, n, 8, 0x800000) break; - case CODEC_ID_PCM_S24DAUD: - for(;n>0;n--) { - uint32_t v = bytestream_get_be24(&src); - v >>= 4; // sync flags are here - AV_WN16A(samples, av_reverse[(v >> 8) & 0xff] + - (av_reverse[v & 0xff] << 8)); - samples += 2; + case AV_CODEC_ID_PCM_S24DAUD: + for (; n > 0; n--) { + uint32_t v = bytestream_get_be24(&src); + v >>= 4; // sync flags are here + AV_WN16A(samples, ff_reverse[(v >> 8) & 0xff] + + (ff_reverse[v & 0xff] << 8)); + samples += 2; } break; - case CODEC_ID_PCM_S16LE_PLANAR: - { - const uint8_t *src2[MAX_CHANNELS]; - n /= avctx->channels; - for(c=0;cchannels;c++) - src2[c] = &src[c*n*2]; - for(;n>0;n--) - for(c=0;cchannels;c++) { - AV_WN16A(samples, bytestream_get_le16(&src2[c])); - samples += 2; - } + case AV_CODEC_ID_PCM_S16BE_PLANAR: + DECODE_PLANAR(16, be16, src, samples, n, 0, 0); break; - } - case CODEC_ID_PCM_U16LE: + case AV_CODEC_ID_PCM_S16LE_PLANAR: + DECODE_PLANAR(16, le16, src, samples, n, 0, 0); + break; + case AV_CODEC_ID_PCM_S24LE_PLANAR: + DECODE_PLANAR(32, le24, src, samples, n, 8, 0); + break; + case AV_CODEC_ID_PCM_S32LE_PLANAR: + DECODE_PLANAR(32, le32, src, samples, n, 0, 0); + break; + case AV_CODEC_ID_PCM_U16LE: DECODE(16, le16, src, samples, n, 0, 0x8000) break; - case CODEC_ID_PCM_U16BE: + case AV_CODEC_ID_PCM_U16BE: DECODE(16, be16, src, samples, n, 0, 0x8000) break; - case CODEC_ID_PCM_S8: - for(;n>0;n--) { + case AV_CODEC_ID_PCM_S8: + for (; n > 0; n--) *samples++ = *src++ + 128; - } break; #if HAVE_BIGENDIAN - case CODEC_ID_PCM_F64LE: + case AV_CODEC_ID_PCM_F64LE: DECODE(64, le64, src, samples, n, 0, 0) break; - case CODEC_ID_PCM_S32LE: - case CODEC_ID_PCM_F32LE: + case AV_CODEC_ID_PCM_S32LE: + case AV_CODEC_ID_PCM_F32LE: DECODE(32, le32, src, samples, n, 0, 0) break; - case CODEC_ID_PCM_S16LE: + case AV_CODEC_ID_PCM_S16LE: DECODE(16, le16, src, samples, n, 0, 0) break; - case CODEC_ID_PCM_F64BE: - case CODEC_ID_PCM_F32BE: - case CODEC_ID_PCM_S32BE: - case CODEC_ID_PCM_S16BE: + case AV_CODEC_ID_PCM_F64BE: + case AV_CODEC_ID_PCM_F32BE: + case AV_CODEC_ID_PCM_S32BE: + case AV_CODEC_ID_PCM_S16BE: #else - case CODEC_ID_PCM_F64BE: + case AV_CODEC_ID_PCM_F64BE: DECODE(64, be64, src, samples, n, 0, 0) break; - case CODEC_ID_PCM_F32BE: - case CODEC_ID_PCM_S32BE: + case AV_CODEC_ID_PCM_F32BE: + case AV_CODEC_ID_PCM_S32BE: DECODE(32, be32, src, samples, n, 0, 0) break; - case CODEC_ID_PCM_S16BE: + case AV_CODEC_ID_PCM_S16BE: DECODE(16, be16, src, samples, n, 0, 0) break; - case CODEC_ID_PCM_F64LE: - case CODEC_ID_PCM_F32LE: - case CODEC_ID_PCM_S32LE: - case CODEC_ID_PCM_S16LE: + case AV_CODEC_ID_PCM_F64LE: + case AV_CODEC_ID_PCM_F32LE: + case AV_CODEC_ID_PCM_S32LE: + case AV_CODEC_ID_PCM_S16LE: #endif /* HAVE_BIGENDIAN */ - case CODEC_ID_PCM_U8: - memcpy(samples, src, n*sample_size); + case AV_CODEC_ID_PCM_U8: + memcpy(samples, src, n * sample_size); break; - case CODEC_ID_PCM_ZORK: + case AV_CODEC_ID_PCM_ZORK: for (; n > 0; n--) { int v = *src++; if (v < 128) @@ -395,62 +401,33 @@ static int pcm_decode_frame(AVCodecContext *avctx, void *data, *samples++ = v; } break; - case CODEC_ID_PCM_ALAW: - case CODEC_ID_PCM_MULAW: - for(;n>0;n--) { + case AV_CODEC_ID_PCM_ALAW: + case AV_CODEC_ID_PCM_MULAW: + for (; n > 0; n--) { AV_WN16A(samples, s->table[*src++]); samples += 2; } break; - case CODEC_ID_PCM_DVD: - { - const uint8_t *src8; - dst_int32_t = (int32_t *)s->frame.data[0]; - n /= avctx->channels; - switch (avctx->bits_per_coded_sample) { - case 20: - while (n--) { - c = avctx->channels; - src8 = src + 4*c; - while (c--) { - *dst_int32_t++ = (bytestream_get_be16(&src) << 16) + ((*src8 &0xf0) << 8); - *dst_int32_t++ = (bytestream_get_be16(&src) << 16) + ((*src8++ &0x0f) << 12); - } - src = src8; - } - break; - case 24: - while (n--) { - c = avctx->channels; - src8 = src + 4*c; - while (c--) { - *dst_int32_t++ = (bytestream_get_be16(&src) << 16) + ((*src8++) << 8); - *dst_int32_t++ = (bytestream_get_be16(&src) << 16) + ((*src8++) << 8); - } - src = src8; - } - break; - } - break; - } - case CODEC_ID_PCM_LXF: + case AV_CODEC_ID_PCM_LXF: { int i; - const uint8_t *src8; - dst_int32_t = (int32_t *)s->frame.data[0]; n /= avctx->channels; - //unpack and de-planerize - for (i = 0; i < n; i++) { - for (c = 0, src8 = src + i*5; c < avctx->channels; c++, src8 += n*5) { - //extract low 20 bits and expand to 32 bits - *dst_int32_t++ = (src8[2] << 28) | (src8[1] << 20) | (src8[0] << 12) | - ((src8[2] & 0xF) << 8) | src8[1]; - } - - for (c = 0, src8 = src + i*5; c < avctx->channels; c++, src8 += n*5) { - //extract high 20 bits and expand to 32 bits - *dst_int32_t++ = (src8[4] << 24) | (src8[3] << 16) | - ((src8[2] & 0xF0) << 8) | (src8[4] << 4) | (src8[3] >> 4); + for (c = 0; c < avctx->channels; c++) { + dst_int32_t = (int32_t *)frame->extended_data[c]; + for (i = 0; i < n; i++) { + // extract low 20 bits and expand to 32 bits + *dst_int32_t++ = (src[2] << 28) | + (src[1] << 20) | + (src[0] << 12) | + ((src[2] & 0x0F) << 8) | + src[1]; + // extract high 20 bits and expand to 32 bits + *dst_int32_t++ = (src[4] << 24) | + (src[3] << 16) | + ((src[2] & 0xF0) << 8) | + (src[4] << 4) | + (src[3] >> 4); + src += 5; } } break; @@ -459,72 +436,83 @@ static int pcm_decode_frame(AVCodecContext *avctx, void *data, return -1; } - *got_frame_ptr = 1; - *(AVFrame *)data = s->frame; + *got_frame_ptr = 1; return buf_size; } -#if CONFIG_ENCODERS -#define PCM_ENCODER(id_,sample_fmt_,name_,long_name_) \ -AVCodec ff_ ## name_ ## _encoder = { \ - .name = #name_, \ - .type = AVMEDIA_TYPE_AUDIO, \ - .id = id_, \ - .init = pcm_encode_init, \ - .encode = pcm_encode_frame, \ - .close = pcm_encode_close, \ - .capabilities = CODEC_CAP_VARIABLE_FRAME_SIZE, \ - .sample_fmts = (const enum AVSampleFormat[]){sample_fmt_,AV_SAMPLE_FMT_NONE}, \ - .long_name = NULL_IF_CONFIG_SMALL(long_name_), \ +#define PCM_ENCODER_0(id_, sample_fmt_, name_, long_name_) +#define PCM_ENCODER_1(id_, sample_fmt_, name_, long_name_) \ +AVCodec ff_ ## name_ ## _encoder = { \ + .name = #name_, \ + .long_name = NULL_IF_CONFIG_SMALL(long_name_), \ + .type = AVMEDIA_TYPE_AUDIO, \ + .id = AV_CODEC_ID_ ## id_, \ + .init = pcm_encode_init, \ + .encode2 = pcm_encode_frame, \ + .capabilities = AV_CODEC_CAP_VARIABLE_FRAME_SIZE, \ + .sample_fmts = (const enum AVSampleFormat[]){ sample_fmt_, \ + AV_SAMPLE_FMT_NONE }, \ } -#else -#define PCM_ENCODER(id,sample_fmt_,name,long_name_) -#endif - -#if CONFIG_DECODERS -#define PCM_DECODER(id_,sample_fmt_,name_,long_name_) \ -AVCodec ff_ ## name_ ## _decoder = { \ - .name = #name_, \ - .type = AVMEDIA_TYPE_AUDIO, \ - .id = id_, \ - .priv_data_size = sizeof(PCMDecode), \ - .init = pcm_decode_init, \ - .decode = pcm_decode_frame, \ - .capabilities = CODEC_CAP_DR1, \ - .sample_fmts = (const enum AVSampleFormat[]){sample_fmt_,AV_SAMPLE_FMT_NONE}, \ - .long_name = NULL_IF_CONFIG_SMALL(long_name_), \ + +#define PCM_ENCODER_2(cf, id, sample_fmt, name, long_name) \ + PCM_ENCODER_ ## cf(id, sample_fmt, name, long_name) +#define PCM_ENCODER_3(cf, id, sample_fmt, name, long_name) \ + PCM_ENCODER_2(cf, id, sample_fmt, name, long_name) +#define PCM_ENCODER(id, sample_fmt, name, long_name) \ + PCM_ENCODER_3(CONFIG_ ## id ## _ENCODER, id, sample_fmt, name, long_name) + +#define PCM_DECODER_0(id, sample_fmt, name, long_name) +#define PCM_DECODER_1(id_, sample_fmt_, name_, long_name_) \ +AVCodec ff_ ## name_ ## _decoder = { \ + .name = #name_, \ + .long_name = NULL_IF_CONFIG_SMALL(long_name_), \ + .type = AVMEDIA_TYPE_AUDIO, \ + .id = AV_CODEC_ID_ ## id_, \ + .priv_data_size = sizeof(PCMDecode), \ + .init = pcm_decode_init, \ + .decode = pcm_decode_frame, \ + .capabilities = AV_CODEC_CAP_DR1, \ + .sample_fmts = (const enum AVSampleFormat[]){ sample_fmt_, \ + AV_SAMPLE_FMT_NONE }, \ } -#else -#define PCM_DECODER(id,sample_fmt_,name,long_name_) -#endif -#define PCM_CODEC(id, sample_fmt_, name, long_name_) \ - PCM_ENCODER(id,sample_fmt_,name,long_name_); PCM_DECODER(id,sample_fmt_,name,long_name_) +#define PCM_DECODER_2(cf, id, sample_fmt, name, long_name) \ + PCM_DECODER_ ## cf(id, sample_fmt, name, long_name) +#define PCM_DECODER_3(cf, id, sample_fmt, name, long_name) \ + PCM_DECODER_2(cf, id, sample_fmt, name, long_name) +#define PCM_DECODER(id, sample_fmt, name, long_name) \ + PCM_DECODER_3(CONFIG_ ## id ## _DECODER, id, sample_fmt, name, long_name) + +#define PCM_CODEC(id, sample_fmt_, name, long_name_) \ + PCM_ENCODER(id, sample_fmt_, name, long_name_); \ + PCM_DECODER(id, sample_fmt_, name, long_name_) /* Note: Do not forget to add new entries to the Makefile as well. */ -PCM_CODEC (CODEC_ID_PCM_ALAW, AV_SAMPLE_FMT_S16, pcm_alaw, "PCM A-law"); -PCM_DECODER(CODEC_ID_PCM_DVD, AV_SAMPLE_FMT_S32, pcm_dvd, "PCM signed 20|24-bit big-endian"); -PCM_CODEC (CODEC_ID_PCM_F32BE, AV_SAMPLE_FMT_FLT, pcm_f32be, "PCM 32-bit floating point big-endian"); -PCM_CODEC (CODEC_ID_PCM_F32LE, AV_SAMPLE_FMT_FLT, pcm_f32le, "PCM 32-bit floating point little-endian"); -PCM_CODEC (CODEC_ID_PCM_F64BE, AV_SAMPLE_FMT_DBL, pcm_f64be, "PCM 64-bit floating point big-endian"); -PCM_CODEC (CODEC_ID_PCM_F64LE, AV_SAMPLE_FMT_DBL, pcm_f64le, "PCM 64-bit floating point little-endian"); -PCM_DECODER(CODEC_ID_PCM_LXF, AV_SAMPLE_FMT_S32, pcm_lxf, "PCM signed 20-bit little-endian planar"); -PCM_CODEC (CODEC_ID_PCM_MULAW, AV_SAMPLE_FMT_S16, pcm_mulaw, "PCM mu-law"); -PCM_CODEC (CODEC_ID_PCM_S8, AV_SAMPLE_FMT_U8, pcm_s8, "PCM signed 8-bit"); -PCM_CODEC (CODEC_ID_PCM_S16BE, AV_SAMPLE_FMT_S16, pcm_s16be, "PCM signed 16-bit big-endian"); -PCM_CODEC (CODEC_ID_PCM_S16LE, AV_SAMPLE_FMT_S16, pcm_s16le, "PCM signed 16-bit little-endian"); -PCM_DECODER(CODEC_ID_PCM_S16LE_PLANAR, AV_SAMPLE_FMT_S16, pcm_s16le_planar, "PCM 16-bit little-endian planar"); -PCM_CODEC (CODEC_ID_PCM_S24BE, AV_SAMPLE_FMT_S32, pcm_s24be, "PCM signed 24-bit big-endian"); -PCM_CODEC (CODEC_ID_PCM_S24DAUD, AV_SAMPLE_FMT_S16, pcm_s24daud, "PCM D-Cinema audio signed 24-bit"); -PCM_CODEC (CODEC_ID_PCM_S24LE, AV_SAMPLE_FMT_S32, pcm_s24le, "PCM signed 24-bit little-endian"); -PCM_CODEC (CODEC_ID_PCM_S32BE, AV_SAMPLE_FMT_S32, pcm_s32be, "PCM signed 32-bit big-endian"); -PCM_CODEC (CODEC_ID_PCM_S32LE, AV_SAMPLE_FMT_S32, pcm_s32le, "PCM signed 32-bit little-endian"); -PCM_CODEC (CODEC_ID_PCM_U8, AV_SAMPLE_FMT_U8, pcm_u8, "PCM unsigned 8-bit"); -PCM_CODEC (CODEC_ID_PCM_U16BE, AV_SAMPLE_FMT_S16, pcm_u16be, "PCM unsigned 16-bit big-endian"); -PCM_CODEC (CODEC_ID_PCM_U16LE, AV_SAMPLE_FMT_S16, pcm_u16le, "PCM unsigned 16-bit little-endian"); -PCM_CODEC (CODEC_ID_PCM_U24BE, AV_SAMPLE_FMT_S32, pcm_u24be, "PCM unsigned 24-bit big-endian"); -PCM_CODEC (CODEC_ID_PCM_U24LE, AV_SAMPLE_FMT_S32, pcm_u24le, "PCM unsigned 24-bit little-endian"); -PCM_CODEC (CODEC_ID_PCM_U32BE, AV_SAMPLE_FMT_S32, pcm_u32be, "PCM unsigned 32-bit big-endian"); -PCM_CODEC (CODEC_ID_PCM_U32LE, AV_SAMPLE_FMT_S32, pcm_u32le, "PCM unsigned 32-bit little-endian"); -PCM_DECODER(CODEC_ID_PCM_ZORK, AV_SAMPLE_FMT_U8, pcm_zork, "PCM Zork"); +PCM_CODEC (PCM_ALAW, AV_SAMPLE_FMT_S16, pcm_alaw, "PCM A-law"); +PCM_CODEC (PCM_F32BE, AV_SAMPLE_FMT_FLT, pcm_f32be, "PCM 32-bit floating point big-endian"); +PCM_CODEC (PCM_F32LE, AV_SAMPLE_FMT_FLT, pcm_f32le, "PCM 32-bit floating point little-endian"); +PCM_CODEC (PCM_F64BE, AV_SAMPLE_FMT_DBL, pcm_f64be, "PCM 64-bit floating point big-endian"); +PCM_CODEC (PCM_F64LE, AV_SAMPLE_FMT_DBL, pcm_f64le, "PCM 64-bit floating point little-endian"); +PCM_DECODER(PCM_LXF, AV_SAMPLE_FMT_S32P, pcm_lxf, "PCM signed 20-bit little-endian planar"); +PCM_CODEC (PCM_MULAW, AV_SAMPLE_FMT_S16, pcm_mulaw, "PCM mu-law"); +PCM_CODEC (PCM_S8, AV_SAMPLE_FMT_U8, pcm_s8, "PCM signed 8-bit"); +PCM_CODEC (PCM_S16BE, AV_SAMPLE_FMT_S16, pcm_s16be, "PCM signed 16-bit big-endian"); +PCM_DECODER(PCM_S16BE_PLANAR, AV_SAMPLE_FMT_S16P,pcm_s16be_planar, "PCM signed 16-bit big-endian planar"); +PCM_CODEC (PCM_S16LE, AV_SAMPLE_FMT_S16, pcm_s16le, "PCM signed 16-bit little-endian"); +PCM_DECODER(PCM_S16LE_PLANAR, AV_SAMPLE_FMT_S16P, pcm_s16le_planar, "PCM 16-bit little-endian planar"); +PCM_CODEC (PCM_S24BE, AV_SAMPLE_FMT_S32, pcm_s24be, "PCM signed 24-bit big-endian"); +PCM_CODEC (PCM_S24DAUD, AV_SAMPLE_FMT_S16, pcm_s24daud, "PCM D-Cinema audio signed 24-bit"); +PCM_CODEC (PCM_S24LE, AV_SAMPLE_FMT_S32, pcm_s24le, "PCM signed 24-bit little-endian"); +PCM_DECODER(PCM_S24LE_PLANAR, AV_SAMPLE_FMT_S32P,pcm_s24le_planar, "PCM signed 24-bit little-endian planar"); +PCM_CODEC (PCM_S32BE, AV_SAMPLE_FMT_S32, pcm_s32be, "PCM signed 32-bit big-endian"); +PCM_CODEC (PCM_S32LE, AV_SAMPLE_FMT_S32, pcm_s32le, "PCM signed 32-bit little-endian"); +PCM_DECODER(PCM_S32LE_PLANAR, AV_SAMPLE_FMT_S32P,pcm_s32le_planar, "PCM signed 32-bit little-endian planar"); +PCM_CODEC (PCM_U8, AV_SAMPLE_FMT_U8, pcm_u8, "PCM unsigned 8-bit"); +PCM_CODEC (PCM_U16BE, AV_SAMPLE_FMT_S16, pcm_u16be, "PCM unsigned 16-bit big-endian"); +PCM_CODEC (PCM_U16LE, AV_SAMPLE_FMT_S16, pcm_u16le, "PCM unsigned 16-bit little-endian"); +PCM_CODEC (PCM_U24BE, AV_SAMPLE_FMT_S32, pcm_u24be, "PCM unsigned 24-bit big-endian"); +PCM_CODEC (PCM_U24LE, AV_SAMPLE_FMT_S32, pcm_u24le, "PCM unsigned 24-bit little-endian"); +PCM_CODEC (PCM_U32BE, AV_SAMPLE_FMT_S32, pcm_u32be, "PCM unsigned 32-bit big-endian"); +PCM_CODEC (PCM_U32LE, AV_SAMPLE_FMT_S32, pcm_u32le, "PCM unsigned 32-bit little-endian"); +PCM_DECODER(PCM_ZORK, AV_SAMPLE_FMT_U8, pcm_zork, "PCM Zork");